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Fixes to OpenGL samples to avoid asserts/crashes.
[wxWidgets.git] / src / gtk / dataview.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/dataview.cpp
3 // Purpose: wxDataViewCtrl GTK+2 implementation
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #if wxUSE_DATAVIEWCTRL
14
15 #include "wx/dataview.h"
16
17 #ifndef wxUSE_GENERICDATAVIEWCTRL
18
19 #ifndef WX_PRECOMP
20 #include "wx/log.h"
21 #include "wx/dcclient.h"
22 #include "wx/sizer.h"
23 #include "wx/settings.h"
24 #include "wx/crt.h"
25 #endif
26
27 #include "wx/stockitem.h"
28 #include "wx/calctrl.h"
29 #include "wx/popupwin.h"
30 #include "wx/listimpl.cpp"
31
32 #include "wx/gtk/private.h"
33 #include "wx/gtk/dc.h"
34 #include "wx/gtk/dcclient.h"
35
36 #include "wx/gtk/private/gdkconv.h"
37 #include "wx/gtk/private/list.h"
38 using namespace wxGTKImpl;
39
40 class wxGtkDataViewModelNotifier;
41
42 //-----------------------------------------------------------------------------
43 //-----------------------------------------------------------------------------
44
45 static wxDataViewCtrlInternal *gs_internal = NULL;
46
47 class wxGtkTreeModelNode;
48
49 extern "C" {
50 typedef struct _GtkWxTreeModel GtkWxTreeModel;
51 }
52
53 // ----------------------------------------------------------------------------
54 // wxGtkTreePath: self-destroying GtkTreePath
55 // ----------------------------------------------------------------------------
56
57 // Usually this object is initialized with the associated GtkTreePath
58 // immediately when it's constructed but it can also be changed later either by
59 // using Assign() or by getting the pointer to the internally stored pointer
60 // value using ByRef(). The latter should be avoided but is very convenient
61 // when using GTK functions with GtkTreePath output parameters.
62 class wxGtkTreePath
63 {
64 public:
65 // Ctor takes ownership of the given path and will free it if non-NULL.
66 wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
67
68 // Creates a tree path for the given string path.
69 wxGtkTreePath(const gchar *strpath)
70 : m_path(gtk_tree_path_new_from_string(strpath))
71 {
72 }
73
74 // Set the stored pointer if not done by ctor.
75 void Assign(GtkTreePath *path)
76 {
77 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
78
79 m_path = path;
80 }
81
82 // Return the pointer to the internally stored pointer. This should only be
83 // used to initialize the object by passing it to some GTK function.
84 GtkTreePath **ByRef()
85 {
86 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
87
88 return &m_path;
89 }
90
91
92 operator GtkTreePath *() const { return m_path; }
93
94 ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
95
96 private:
97 GtkTreePath *m_path;
98
99 wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
100 };
101
102 // ----------------------------------------------------------------------------
103 // wxGtkTreePathList: self-destroying list of GtkTreePath objects.
104 // ----------------------------------------------------------------------------
105
106 class wxGtkTreePathList : public wxGtkList
107 {
108 public:
109 // Ctor takes ownership of the list.
110 explicit wxGtkTreePathList(GList* list)
111 : wxGtkList(list)
112 {
113 }
114
115 ~wxGtkTreePathList()
116 {
117 // Delete the list contents, wxGtkList will delete the list itself.
118 g_list_foreach(m_list, (GFunc)gtk_tree_path_free, NULL);
119 }
120 };
121
122 // ----------------------------------------------------------------------------
123 // wxGtkTreeSelectionLock: prevent selection from changing during the
124 // lifetime of this object
125 // ----------------------------------------------------------------------------
126
127 // Implementation note: it could be expected that setting the selection
128 // function in this class ctor and resetting it back to the old value in its
129 // dtor would work. However currently gtk_tree_selection_get_select_function()
130 // can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
131 // so we can't do this. Instead, we always use the selection function (which
132 // imposes extra overhead, albeit minimal one, on all selection operations) and
133 // just set/reset the flag telling it whether it should allow or forbid the
134 // selection.
135 //
136 // Also notice that currently only a single object of this class may exist at
137 // any given moment. It's just simpler like this and we don't need anything
138 // more for now.
139
140 extern "C"
141 gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
142 GtkTreeModel * WXUNUSED(model),
143 GtkTreePath * WXUNUSED(path),
144 gboolean WXUNUSED(path_currently_selected),
145 gpointer data)
146 {
147 return data == NULL;
148 }
149
150 class wxGtkTreeSelectionLock
151 {
152 public:
153 wxGtkTreeSelectionLock(GtkTreeSelection *selection)
154 : m_selection(selection)
155 {
156 wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
157
158 ms_instance = this;
159
160 CheckCurrentSelectionFunc(NULL);
161
162 // Pass some non-NULL pointer as "data" for the callback, it doesn't
163 // matter what it is as long as it's non-NULL.
164 gtk_tree_selection_set_select_function(selection,
165 wxdataview_selection_func,
166 this,
167 NULL);
168 }
169
170 ~wxGtkTreeSelectionLock()
171 {
172 CheckCurrentSelectionFunc(wxdataview_selection_func);
173
174 gtk_tree_selection_set_select_function(m_selection,
175 wxdataview_selection_func,
176 NULL,
177 NULL);
178
179 ms_instance = NULL;
180 }
181
182 private:
183 void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
184 {
185 // We can only use gtk_tree_selection_get_select_function() with 2.14+
186 // so check for its availability both during compile- and run-time.
187 #if GTK_CHECK_VERSION(2, 14, 0)
188 if ( gtk_check_version(2, 14, 0) != NULL )
189 return;
190
191 // If this assert is triggered, it means the code elsewhere has called
192 // gtk_tree_selection_set_select_function() but currently doing this
193 // breaks this class so the code here needs to be changed.
194 wxASSERT_MSG
195 (
196 gtk_tree_selection_get_select_function(m_selection) == func,
197 "selection function has changed unexpectedly, review this code!"
198 );
199 #endif // GTK+ 2.14+
200
201 wxUnusedVar(func);
202 }
203
204 static wxGtkTreeSelectionLock *ms_instance;
205
206 GtkTreeSelection * const m_selection;
207
208 wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
209 };
210
211 wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
212
213 //-----------------------------------------------------------------------------
214 // wxDataViewCtrlInternal
215 //-----------------------------------------------------------------------------
216
217 WX_DECLARE_LIST(wxDataViewItem, ItemList);
218 WX_DEFINE_LIST(ItemList)
219
220 class wxDataViewCtrlInternal
221 {
222 public:
223 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model );
224 ~wxDataViewCtrlInternal();
225
226 // model iface
227 GtkTreeModelFlags get_flags();
228 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
229 GtkTreePath *get_path( GtkTreeIter *iter);
230 gboolean iter_next( GtkTreeIter *iter );
231 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
232 gboolean iter_has_child( GtkTreeIter *iter );
233 gint iter_n_children( GtkTreeIter *iter );
234 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
235 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
236
237 // dnd iface
238
239 bool EnableDragSource( const wxDataFormat &format );
240 bool EnableDropTarget( const wxDataFormat &format );
241
242 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
243 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
244 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
245 GtkSelectionData *selection_data );
246 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
247 GtkSelectionData *selection_data );
248 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
249 GtkSelectionData *selection_data );
250
251 // notifactions from wxDataViewModel
252 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
253 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
254 bool ItemChanged( const wxDataViewItem &item );
255 bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
256 bool Cleared();
257 bool BeforeReset();
258 bool AfterReset();
259 void Resort();
260
261 // sorting interface
262 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
263 GtkSortType GetSortOrder() const { return m_sort_order; }
264
265 void SetSortColumn( int column ) { m_sort_column = column; }
266 int GetSortColumn() const { return m_sort_column; }
267
268 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
269 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
270
271 bool IsSorted() { return (m_sort_column >= 0); }
272
273 // accessors
274 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
275 const wxDataViewModel* GetDataViewModel() const { return m_wx_model; }
276 wxDataViewCtrl* GetOwner() { return m_owner; }
277 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
278
279 // item can be deleted already in the model
280 int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
281
282 virtual void OnInternalIdle();
283
284 protected:
285 void InitTree();
286 void ScheduleRefresh();
287
288 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
289 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
290 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
291 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
292 void BuildBranch( wxGtkTreeModelNode *branch );
293
294 private:
295 wxGtkTreeModelNode *m_root;
296 wxDataViewModel *m_wx_model;
297 GtkWxTreeModel *m_gtk_model;
298 wxDataViewCtrl *m_owner;
299 GtkSortType m_sort_order;
300 wxDataViewColumn *m_dataview_sort_column;
301 int m_sort_column;
302
303 GtkTargetEntry m_dragSourceTargetEntry;
304 wxCharBuffer m_dragSourceTargetEntryTarget;
305 wxDataObject *m_dragDataObject;
306
307 GtkTargetEntry m_dropTargetTargetEntry;
308 wxCharBuffer m_dropTargetTargetEntryTarget;
309 wxDataObject *m_dropDataObject;
310
311 wxGtkDataViewModelNotifier *m_notifier;
312
313 bool m_dirty;
314 };
315
316
317 //-----------------------------------------------------------------------------
318 // wxGtkTreeModelNode
319 //-----------------------------------------------------------------------------
320
321 static
322 int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
323 {
324 int ret = gs_internal->GetDataViewModel()->Compare( wxDataViewItem(*id1), wxDataViewItem(*id2),
325 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
326
327 return ret;
328 }
329
330 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
331 WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
332
333 class wxGtkTreeModelNode
334 {
335 public:
336 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
337 wxDataViewCtrlInternal *internal )
338 {
339 m_parent = parent;
340 m_item = item;
341 m_internal = internal;
342 }
343
344 ~wxGtkTreeModelNode()
345 {
346 size_t count = m_nodes.GetCount();
347 size_t i;
348 for (i = 0; i < count; i++)
349 {
350 wxGtkTreeModelNode *child = m_nodes.Item( i );
351 delete child;
352 }
353 }
354
355 unsigned int AddNode( wxGtkTreeModelNode* child )
356 {
357 m_nodes.Add( child );
358
359 void *id = child->GetItem().GetID();
360
361 m_children.Add( id );
362
363 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
364 {
365 gs_internal = m_internal;
366 m_children.Sort( &wxGtkTreeModelChildCmp );
367 return m_children.Index( id );
368 }
369
370 return m_children.GetCount()-1;
371 }
372
373 unsigned int AddLeave( void* id )
374 {
375 m_children.Add( id );
376
377 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
378 {
379 gs_internal = m_internal;
380 m_children.Sort( &wxGtkTreeModelChildCmp );
381 return m_children.Index( id );
382 }
383
384 return m_children.GetCount()-1;
385 }
386
387 void DeleteChild( void* id )
388 {
389 m_children.Remove( id );
390
391 unsigned int count = m_nodes.GetCount();
392 unsigned int pos;
393 for (pos = 0; pos < count; pos++)
394 {
395 wxGtkTreeModelNode *node = m_nodes.Item( pos );
396 if (node->GetItem().GetID() == id)
397 {
398 m_nodes.RemoveAt( pos );
399 delete node;
400 break;
401 }
402 }
403 }
404
405 wxGtkTreeModelNode* GetParent()
406 { return m_parent; }
407 wxGtkTreeModelNodes &GetNodes()
408 { return m_nodes; }
409 wxGtkTreeModelChildren &GetChildren()
410 { return m_children; }
411
412 unsigned int GetChildCount() const { return m_children.GetCount(); }
413 unsigned int GetNodesCount() const { return m_nodes.GetCount(); }
414
415 wxDataViewItem &GetItem() { return m_item; }
416 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
417
418 void Resort();
419
420 private:
421 wxGtkTreeModelNode *m_parent;
422 wxGtkTreeModelNodes m_nodes;
423 wxGtkTreeModelChildren m_children;
424 wxDataViewItem m_item;
425 wxDataViewCtrlInternal *m_internal;
426 };
427
428
429 //-----------------------------------------------------------------------------
430 // data
431 //-----------------------------------------------------------------------------
432
433 extern bool g_blockEventsOnDrag;
434
435 //-----------------------------------------------------------------------------
436 // define new GTK+ class wxGtkTreeModel
437 //-----------------------------------------------------------------------------
438
439 extern "C" {
440
441 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
442 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
443 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
444 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
445 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
446 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
447
448 GType gtk_wx_tree_model_get_type (void);
449
450 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
451
452 struct _GtkWxTreeModel
453 {
454 GObject parent;
455
456 /*< private >*/
457 gint stamp;
458 wxDataViewCtrlInternal *internal;
459 };
460
461 struct _GtkWxTreeModelClass
462 {
463 GObjectClass list_parent_class;
464 };
465
466 static GtkWxTreeModel *wxgtk_tree_model_new (void);
467 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
468 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
469
470 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
471 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
472 static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
473 static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
474
475 static void wxgtk_tree_model_finalize (GObject *object);
476 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
477 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
478 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
479 gint index);
480 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
481 GtkTreeIter *iter,
482 GtkTreePath *path);
483 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
484 GtkTreeIter *iter);
485 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
486 GtkTreeIter *iter,
487 gint column,
488 GValue *value);
489 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
490 GtkTreeIter *iter);
491 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
492 GtkTreeIter *iter,
493 GtkTreeIter *parent);
494 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
495 GtkTreeIter *iter);
496 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
497 GtkTreeIter *iter);
498 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
499 GtkTreeIter *iter,
500 GtkTreeIter *parent,
501 gint n);
502 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
503 GtkTreeIter *iter,
504 GtkTreeIter *child);
505
506 /* sortable */
507 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
508 gint *sort_column_id,
509 GtkSortType *order);
510 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
511 gint sort_column_id,
512 GtkSortType order);
513 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
514 gint sort_column_id,
515 GtkTreeIterCompareFunc func,
516 gpointer data,
517 GDestroyNotify destroy);
518 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
519 GtkTreeIterCompareFunc func,
520 gpointer data,
521 GDestroyNotify destroy);
522 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
523
524 /* drag'n'drop */
525 static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
526 GtkTreePath *path);
527 static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
528 GtkTreePath *path);
529 static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
530 GtkTreePath *path,
531 GtkSelectionData *selection_data);
532 static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
533 GtkTreePath *dest,
534 GtkSelectionData *selection_data);
535 static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
536 GtkTreePath *dest_path,
537 GtkSelectionData *selection_data);
538
539
540 static GObjectClass *list_parent_class = NULL;
541
542 GType
543 gtk_wx_tree_model_get_type (void)
544 {
545 static GType tree_model_type = 0;
546
547 if (!tree_model_type)
548 {
549 const GTypeInfo tree_model_info =
550 {
551 sizeof (GtkWxTreeModelClass),
552 NULL, /* base_init */
553 NULL, /* base_finalize */
554 (GClassInitFunc) wxgtk_tree_model_class_init,
555 NULL, /* class_finalize */
556 NULL, /* class_data */
557 sizeof (GtkWxTreeModel),
558 0,
559 (GInstanceInitFunc) wxgtk_tree_model_init,
560 };
561
562 static const GInterfaceInfo tree_model_iface_info =
563 {
564 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
565 NULL,
566 NULL
567 };
568
569 static const GInterfaceInfo sortable_iface_info =
570 {
571 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
572 NULL,
573 NULL
574 };
575
576 static const GInterfaceInfo drag_source_iface_info =
577 {
578 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
579 NULL,
580 NULL
581 };
582
583 static const GInterfaceInfo drag_dest_iface_info =
584 {
585 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
586 NULL,
587 NULL
588 };
589
590 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
591 &tree_model_info, (GTypeFlags)0 );
592
593 g_type_add_interface_static (tree_model_type,
594 GTK_TYPE_TREE_MODEL,
595 &tree_model_iface_info);
596 g_type_add_interface_static (tree_model_type,
597 GTK_TYPE_TREE_SORTABLE,
598 &sortable_iface_info);
599 g_type_add_interface_static (tree_model_type,
600 GTK_TYPE_TREE_DRAG_DEST,
601 &drag_dest_iface_info);
602 g_type_add_interface_static (tree_model_type,
603 GTK_TYPE_TREE_DRAG_SOURCE,
604 &drag_source_iface_info);
605 }
606
607 return tree_model_type;
608 }
609
610 static GtkWxTreeModel *
611 wxgtk_tree_model_new(void)
612 {
613 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
614 return retval;
615 }
616
617 static void
618 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
619 {
620 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
621 GObjectClass *object_class = (GObjectClass*) klass;
622 object_class->finalize = wxgtk_tree_model_finalize;
623 }
624
625 static void
626 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
627 {
628 iface->get_flags = wxgtk_tree_model_get_flags;
629 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
630 iface->get_column_type = wxgtk_tree_model_get_column_type;
631 iface->get_iter = wxgtk_tree_model_get_iter;
632 iface->get_path = wxgtk_tree_model_get_path;
633 iface->get_value = wxgtk_tree_model_get_value;
634 iface->iter_next = wxgtk_tree_model_iter_next;
635 iface->iter_children = wxgtk_tree_model_iter_children;
636 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
637 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
638 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
639 iface->iter_parent = wxgtk_tree_model_iter_parent;
640 }
641
642 static void
643 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
644 {
645 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
646 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
647 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
648 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
649 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
650 }
651
652 static void
653 wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
654 {
655 iface->row_draggable = wxgtk_tree_model_row_draggable;
656 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
657 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
658 }
659
660 static void
661 wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
662 {
663 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
664 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
665 }
666
667 static void
668 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
669 {
670 tree_model->internal = NULL;
671 tree_model->stamp = g_random_int();
672 }
673
674 static void
675 wxgtk_tree_model_finalize (GObject *object)
676 {
677 /* must chain up */
678 (* list_parent_class->finalize) (object);
679 }
680
681 } // extern "C"
682
683 //-----------------------------------------------------------------------------
684 // implement callbacks from wxGtkTreeModel class by letting
685 // them call the methods of wxWidgets' wxDataViewModel
686 //-----------------------------------------------------------------------------
687
688 static GtkTreeModelFlags
689 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
690 {
691 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
692 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
693
694 return wxtree_model->internal->get_flags();
695 }
696
697 static gint
698 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
699 {
700 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
701 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
702
703 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
704 }
705
706 static GType
707 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
708 gint index)
709 {
710 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
711 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
712
713 GType gtype = G_TYPE_INVALID;
714
715 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
716
717 if (wxtype == wxT("string"))
718 gtype = G_TYPE_STRING;
719 else
720 {
721 gtype = G_TYPE_POINTER;
722 // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
723 }
724
725 return gtype;
726 }
727
728 static gboolean
729 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
730 GtkTreeIter *iter,
731 GtkTreePath *path)
732 {
733 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
734 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
735 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
736
737 return wxtree_model->internal->get_iter( iter, path );
738 }
739
740 static GtkTreePath *
741 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
742 GtkTreeIter *iter)
743 {
744 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
745 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
746 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
747
748 return wxtree_model->internal->get_path( iter );
749 }
750
751 static void
752 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
753 GtkTreeIter *iter,
754 gint column,
755 GValue *value)
756 {
757 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
758 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
759
760 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
761 wxString mtype = model->GetColumnType( (unsigned int) column );
762 if (mtype == wxT("string"))
763 {
764 wxVariant variant;
765 g_value_init( value, G_TYPE_STRING );
766 wxDataViewItem item( (void*) iter->user_data );
767 model->GetValue( variant, item, (unsigned int) column );
768
769 g_value_set_string( value, variant.GetString().utf8_str() );
770 }
771 else
772 {
773 wxFAIL_MSG( wxT("non-string columns not supported yet") );
774 }
775 }
776
777 static gboolean
778 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
779 GtkTreeIter *iter)
780 {
781 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
782
783 // This happens when clearing the view by calling .._set_model( NULL );
784 if (iter->stamp == 0) return FALSE;
785
786 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
787 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
788
789 return wxtree_model->internal->iter_next( iter );
790 }
791
792 static gboolean
793 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
794 GtkTreeIter *iter,
795 GtkTreeIter *parent)
796 {
797 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
798 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
799 if (parent)
800 {
801 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
802 }
803
804 return wxtree_model->internal->iter_children( iter, parent );
805 }
806
807 static gboolean
808 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
809 GtkTreeIter *iter)
810 {
811 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
812 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
813 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
814
815 return wxtree_model->internal->iter_has_child( iter );
816 }
817
818 static gint
819 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
820 GtkTreeIter *iter)
821 {
822 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
823 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
824 g_return_val_if_fail ( !iter || wxtree_model->stamp == iter->stamp, 0);
825
826 return wxtree_model->internal->iter_n_children( iter );
827 }
828
829 static gboolean
830 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
831 GtkTreeIter *iter,
832 GtkTreeIter *parent,
833 gint n)
834 {
835 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
836 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
837
838 return wxtree_model->internal->iter_nth_child( iter, parent, n );
839 }
840
841 static gboolean
842 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
843 GtkTreeIter *iter,
844 GtkTreeIter *child)
845 {
846 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
847 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
848 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
849
850 return wxtree_model->internal->iter_parent( iter, child );
851 }
852
853 /* drag'n'drop iface */
854 static gboolean
855 wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
856 GtkTreePath *path)
857 {
858 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
859 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
860
861 return wxtree_model->internal->row_draggable( drag_source, path );
862 }
863
864 static gboolean
865 wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
866 GtkTreePath *path)
867 {
868 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
869 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
870
871 return wxtree_model->internal->drag_data_delete( drag_source, path );
872 }
873
874 static gboolean
875 wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
876 GtkTreePath *path,
877 GtkSelectionData *selection_data)
878 {
879 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
880 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
881
882 #if 0
883 wxPrintf( "drag_get_data\n");
884
885 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
886 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
887
888 wxGtkString atom_target(gdk_atom_name(selection_data->target));
889 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
890
891 wxGtkString atom_type(gdk_atom_name(selection_data->type));
892 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
893
894 wxPrintf( "format %d\n", selection_data->format );
895 #endif
896
897 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
898 }
899
900 static gboolean
901 wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
902 GtkTreePath *dest,
903 GtkSelectionData *selection_data)
904 {
905 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
906 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
907
908 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
909 }
910
911 static gboolean
912 wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
913 GtkTreePath *dest_path,
914 GtkSelectionData *selection_data)
915 {
916 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
917 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
918
919 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
920 }
921
922 /* sortable iface */
923 static gboolean
924 wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
925 gint *sort_column_id,
926 GtkSortType *order)
927 {
928 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
929
930 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
931
932 if (!wxtree_model->internal->IsSorted())
933 {
934 if (sort_column_id)
935 *sort_column_id = -1;
936
937 return TRUE;
938 }
939
940
941 if (sort_column_id)
942 *sort_column_id = wxtree_model->internal->GetSortColumn();
943
944 if (order)
945 *order = wxtree_model->internal->GetSortOrder();
946
947 return TRUE;
948 }
949
950 wxDataViewColumn *gs_lastLeftClickHeader = NULL;
951
952 static void
953 wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
954 gint sort_column_id,
955 GtkSortType order)
956 {
957 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
958 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
959
960 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
961
962 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
963 (order != tree_model->internal->GetSortOrder()))
964 {
965 tree_model->internal->SetSortColumn( sort_column_id );
966 tree_model->internal->SetSortOrder( order );
967
968 gtk_tree_sortable_sort_column_changed (sortable);
969
970 tree_model->internal->GetDataViewModel()->Resort();
971 }
972
973 if (gs_lastLeftClickHeader)
974 {
975 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
976 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
977 event.SetDataViewColumn( gs_lastLeftClickHeader );
978 event.SetModel( dv->GetModel() );
979 dv->HandleWindowEvent( event );
980 }
981
982 gs_lastLeftClickHeader = NULL;
983 }
984
985 static void
986 wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
987 gint WXUNUSED(sort_column_id),
988 GtkTreeIterCompareFunc func,
989 gpointer WXUNUSED(data),
990 GDestroyNotify WXUNUSED(destroy))
991 {
992 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
993 g_return_if_fail (func != NULL);
994 }
995
996 static void
997 wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
998 GtkTreeIterCompareFunc func,
999 gpointer WXUNUSED(data),
1000 GDestroyNotify WXUNUSED(destroy))
1001 {
1002 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
1003 g_return_if_fail (func != NULL);
1004
1005 //wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
1006 // TODO: remove this code
1007 }
1008
1009 static gboolean
1010 wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
1011 {
1012 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
1013
1014 return FALSE;
1015 }
1016
1017 //-----------------------------------------------------------------------------
1018 // define new GTK+ class GtkWxRendererText
1019 //-----------------------------------------------------------------------------
1020
1021 extern "C" {
1022
1023 #define GTK_TYPE_WX_CELL_RENDERER_TEXT (gtk_wx_cell_renderer_text_get_type ())
1024 #define GTK_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererText))
1025 #define GTK_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1026 #define GTK_IS_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1027 #define GTK_IS_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1028 #define GTK_WX_CELL_RENDERER_TEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1029
1030 GType gtk_wx_cell_renderer_text_get_type (void);
1031
1032 typedef struct _GtkWxCellRendererText GtkWxCellRendererText;
1033 typedef struct _GtkWxCellRendererTextClass GtkWxCellRendererTextClass;
1034
1035 struct _GtkWxCellRendererText
1036 {
1037 GtkCellRendererText parent;
1038
1039 wxDataViewRenderer *wx_renderer;
1040 };
1041
1042 struct _GtkWxCellRendererTextClass
1043 {
1044 GtkCellRendererTextClass cell_parent_class;
1045 };
1046
1047
1048 static GtkWxCellRendererText *gtk_wx_cell_renderer_text_new (void);
1049 static void gtk_wx_cell_renderer_text_init (
1050 GtkWxCellRendererText *cell );
1051 static void gtk_wx_cell_renderer_text_class_init(
1052 GtkWxCellRendererTextClass *klass );
1053 static void gtk_wx_cell_renderer_text_finalize (
1054 GObject *object );
1055 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1056 GtkCellRenderer *cell,
1057 GdkEvent *event,
1058 GtkWidget *widget,
1059 const gchar *path,
1060 GdkRectangle *background_area,
1061 GdkRectangle *cell_area,
1062 GtkCellRendererState flags );
1063
1064
1065 static GObjectClass *text_cell_parent_class = NULL;
1066
1067 } // extern "C"
1068
1069 GType
1070 gtk_wx_cell_renderer_text_get_type (void)
1071 {
1072 static GType cell_wx_type = 0;
1073
1074 if (!cell_wx_type)
1075 {
1076 const GTypeInfo cell_wx_info =
1077 {
1078 sizeof (GtkWxCellRendererTextClass),
1079 NULL, /* base_init */
1080 NULL, /* base_finalize */
1081 (GClassInitFunc) gtk_wx_cell_renderer_text_class_init,
1082 NULL, /* class_finalize */
1083 NULL, /* class_data */
1084 sizeof (GtkWxCellRendererText),
1085 0, /* n_preallocs */
1086 (GInstanceInitFunc) gtk_wx_cell_renderer_text_init,
1087 };
1088
1089 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER_TEXT,
1090 "GtkWxCellRendererText", &cell_wx_info, (GTypeFlags)0 );
1091 }
1092
1093 return cell_wx_type;
1094 }
1095
1096 static void
1097 gtk_wx_cell_renderer_text_init (GtkWxCellRendererText *cell)
1098 {
1099 cell->wx_renderer = NULL;
1100 }
1101
1102 static void
1103 gtk_wx_cell_renderer_text_class_init (GtkWxCellRendererTextClass *klass)
1104 {
1105 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1106 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1107
1108 text_cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1109
1110 object_class->finalize = gtk_wx_cell_renderer_text_finalize;
1111
1112 cell_class->start_editing = gtk_wx_cell_renderer_text_start_editing;
1113 }
1114
1115 static void
1116 gtk_wx_cell_renderer_text_finalize (GObject *object)
1117 {
1118 /* must chain up */
1119 (* G_OBJECT_CLASS (text_cell_parent_class)->finalize) (object);
1120 }
1121
1122 GtkWxCellRendererText*
1123 gtk_wx_cell_renderer_text_new (void)
1124 {
1125 return (GtkWxCellRendererText*) g_object_new (GTK_TYPE_WX_CELL_RENDERER_TEXT, NULL);
1126 }
1127
1128 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1129 GtkCellRenderer *gtk_renderer,
1130 GdkEvent *gdk_event,
1131 GtkWidget *widget,
1132 const gchar *path,
1133 GdkRectangle *background_area,
1134 GdkRectangle *cell_area,
1135 GtkCellRendererState flags )
1136 {
1137 GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
1138 wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
1139 wxDataViewColumn *column = wx_renderer->GetOwner();
1140
1141 wxDataViewItem
1142 item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1143
1144 wxDataViewCtrl *dv = column->GetOwner();
1145 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
1146 event.SetDataViewColumn( column );
1147 event.SetModel( dv->GetModel() );
1148 event.SetColumn( column->GetModelColumn() );
1149 event.SetItem( item );
1150 dv->HandleWindowEvent( event );
1151
1152 if (event.IsAllowed())
1153 return GTK_CELL_RENDERER_CLASS(text_cell_parent_class)->
1154 start_editing( gtk_renderer, gdk_event, widget, path, background_area, cell_area, flags );
1155 else
1156 return NULL;
1157 }
1158
1159 //-----------------------------------------------------------------------------
1160 // define new GTK+ class GtkWxCellRenderer
1161 //-----------------------------------------------------------------------------
1162
1163 extern "C" {
1164
1165 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
1166 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
1167 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1168 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
1169 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
1170 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1171
1172 GType gtk_wx_cell_renderer_get_type (void);
1173
1174 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
1175 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
1176
1177 struct _GtkWxCellRenderer
1178 {
1179 GtkCellRenderer parent;
1180
1181 /*< private >*/
1182 wxDataViewCustomRenderer *cell;
1183 guint32 last_click;
1184 };
1185
1186 struct _GtkWxCellRendererClass
1187 {
1188 GtkCellRendererClass cell_parent_class;
1189 };
1190
1191
1192 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
1193 static void gtk_wx_cell_renderer_init (
1194 GtkWxCellRenderer *cell );
1195 static void gtk_wx_cell_renderer_class_init(
1196 GtkWxCellRendererClass *klass );
1197 static void gtk_wx_cell_renderer_finalize (
1198 GObject *object );
1199 static void gtk_wx_cell_renderer_get_size (
1200 GtkCellRenderer *cell,
1201 GtkWidget *widget,
1202 GdkRectangle *rectangle,
1203 gint *x_offset,
1204 gint *y_offset,
1205 gint *width,
1206 gint *height );
1207 static void gtk_wx_cell_renderer_render (
1208 GtkCellRenderer *cell,
1209 GdkWindow *window,
1210 GtkWidget *widget,
1211 GdkRectangle *background_area,
1212 GdkRectangle *cell_area,
1213 GdkRectangle *expose_area,
1214 GtkCellRendererState flags );
1215 static gboolean gtk_wx_cell_renderer_activate(
1216 GtkCellRenderer *cell,
1217 GdkEvent *event,
1218 GtkWidget *widget,
1219 const gchar *path,
1220 GdkRectangle *background_area,
1221 GdkRectangle *cell_area,
1222 GtkCellRendererState flags );
1223 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1224 GtkCellRenderer *cell,
1225 GdkEvent *event,
1226 GtkWidget *widget,
1227 const gchar *path,
1228 GdkRectangle *background_area,
1229 GdkRectangle *cell_area,
1230 GtkCellRendererState flags );
1231
1232
1233 static GObjectClass *cell_parent_class = NULL;
1234
1235 } // extern "C"
1236
1237 GType
1238 gtk_wx_cell_renderer_get_type (void)
1239 {
1240 static GType cell_wx_type = 0;
1241
1242 if (!cell_wx_type)
1243 {
1244 const GTypeInfo cell_wx_info =
1245 {
1246 sizeof (GtkWxCellRendererClass),
1247 NULL, /* base_init */
1248 NULL, /* base_finalize */
1249 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
1250 NULL, /* class_finalize */
1251 NULL, /* class_data */
1252 sizeof (GtkWxCellRenderer),
1253 0, /* n_preallocs */
1254 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
1255 };
1256
1257 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
1258 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
1259 }
1260
1261 return cell_wx_type;
1262 }
1263
1264 static void
1265 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
1266 {
1267 cell->cell = NULL;
1268 cell->last_click = 0;
1269 }
1270
1271 static void
1272 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
1273 {
1274 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1275 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1276
1277 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1278
1279 object_class->finalize = gtk_wx_cell_renderer_finalize;
1280
1281 cell_class->get_size = gtk_wx_cell_renderer_get_size;
1282 cell_class->render = gtk_wx_cell_renderer_render;
1283 cell_class->activate = gtk_wx_cell_renderer_activate;
1284 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
1285 }
1286
1287 static void
1288 gtk_wx_cell_renderer_finalize (GObject *object)
1289 {
1290 /* must chain up */
1291 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
1292 }
1293
1294 GtkCellRenderer*
1295 gtk_wx_cell_renderer_new (void)
1296 {
1297 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
1298 }
1299
1300 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1301 GtkCellRenderer *renderer,
1302 GdkEvent *WXUNUSED(event),
1303 GtkWidget *widget,
1304 const gchar *path,
1305 GdkRectangle *WXUNUSED(background_area),
1306 GdkRectangle *cell_area,
1307 GtkCellRendererState WXUNUSED(flags) )
1308 {
1309 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1310 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1311
1312 // Renderer doesn't support in-place editing
1313 if (!cell->HasEditorCtrl())
1314 return NULL;
1315
1316 // An in-place editing control is still around
1317 if (cell->GetEditorCtrl())
1318 return NULL;
1319
1320 GdkRectangle rect;
1321 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1322 &rect.x,
1323 &rect.y,
1324 &rect.width,
1325 &rect.height);
1326
1327 rect.x += cell_area->x;
1328 rect.y += cell_area->y;
1329 // rect.width -= renderer->xpad * 2;
1330 // rect.height -= renderer->ypad * 2;
1331
1332 // wxRect renderrect(wxRectFromGDKRect(&rect));
1333 wxRect renderrect(wxRectFromGDKRect(cell_area));
1334
1335 wxDataViewItem
1336 item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1337
1338 cell->StartEditing( item, renderrect );
1339
1340 return NULL;
1341 }
1342
1343 static void
1344 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1345 GtkWidget *WXUNUSED(widget),
1346 GdkRectangle *cell_area,
1347 gint *x_offset,
1348 gint *y_offset,
1349 gint *width,
1350 gint *height)
1351 {
1352 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1353 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1354
1355 wxSize size = cell->GetSize();
1356
1357 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1358
1359 // Uniform row height, if specified, overrides the value returned by the
1360 // renderer.
1361 if ( !ctrl->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
1362 {
1363 const int uniformHeight = ctrl->GTKGetUniformRowHeight();
1364 if ( uniformHeight > 0 )
1365 size.y = uniformHeight;
1366 }
1367
1368 int xpad, ypad;
1369 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1370 int calc_width = xpad * 2 + size.x;
1371 int calc_height = ypad * 2 + size.y;
1372
1373 if (x_offset)
1374 *x_offset = 0;
1375 if (y_offset)
1376 *y_offset = 0;
1377
1378 if (cell_area && size.x > 0 && size.y > 0)
1379 {
1380 float xalign, yalign;
1381 gtk_cell_renderer_get_alignment(renderer, &xalign, &yalign);
1382 if (x_offset)
1383 {
1384 *x_offset = int(xalign * (cell_area->width - calc_width - 2 * xpad));
1385 *x_offset = MAX(*x_offset, 0) + xpad;
1386 }
1387 if (y_offset)
1388 {
1389 *y_offset = int(yalign * (cell_area->height - calc_height - 2 * ypad));
1390 *y_offset = MAX(*y_offset, 0) + ypad;
1391 }
1392 }
1393
1394 if (width)
1395 *width = calc_width;
1396
1397 if (height)
1398 *height = calc_height;
1399 }
1400
1401 static void
1402 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1403 GdkWindow *window,
1404 GtkWidget *widget,
1405 GdkRectangle *background_area,
1406 GdkRectangle *cell_area,
1407 GdkRectangle *expose_area,
1408 GtkCellRendererState flags)
1409
1410 {
1411 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1412 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1413
1414 cell->GTKStashRenderParams(window, widget,
1415 background_area, expose_area, flags);
1416
1417 wxRect rect(wxRectFromGDKRect(cell_area));
1418 int xpad, ypad;
1419 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1420 rect = rect.Deflate(xpad, ypad);
1421
1422 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1423 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1424
1425 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1426 // window such as a DnD drop window.
1427 if (window != impl->m_gdkwindow)
1428 {
1429 impl->Destroy();
1430 impl->m_gdkwindow = window;
1431 impl->SetUpDC();
1432 }
1433
1434 int state = 0;
1435 if (flags & GTK_CELL_RENDERER_SELECTED)
1436 state |= wxDATAVIEW_CELL_SELECTED;
1437 if (flags & GTK_CELL_RENDERER_PRELIT)
1438 state |= wxDATAVIEW_CELL_PRELIT;
1439 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1440 state |= wxDATAVIEW_CELL_INSENSITIVE;
1441 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1442 state |= wxDATAVIEW_CELL_INSENSITIVE;
1443 if (flags & GTK_CELL_RENDERER_FOCUSED)
1444 state |= wxDATAVIEW_CELL_FOCUSED;
1445 cell->WXCallRender( rect, dc, state );
1446 }
1447
1448 static gboolean
1449 gtk_wx_cell_renderer_activate(
1450 GtkCellRenderer *renderer,
1451 GdkEvent *event,
1452 GtkWidget *widget,
1453 const gchar *path,
1454 GdkRectangle *WXUNUSED(background_area),
1455 GdkRectangle *cell_area,
1456 GtkCellRendererState WXUNUSED(flags) )
1457 {
1458 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1459 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1460
1461 GdkRectangle rect;
1462 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1463 &rect.x,
1464 &rect.y,
1465 &rect.width,
1466 &rect.height);
1467
1468 rect.x += cell_area->x;
1469 rect.y += cell_area->y;
1470 int xpad, ypad;
1471 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1472 rect.width -= xpad * 2;
1473 rect.height -= ypad * 2;
1474
1475 wxRect renderrect(wxRectFromGDKRect(&rect));
1476
1477 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1478 wxDataViewModel *model = ctrl->GetModel();
1479
1480 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1481
1482 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1483
1484 if (!event)
1485 {
1486 bool ret = false;
1487
1488 // activated by <ENTER>
1489 if (cell->Activate( renderrect, model, item, model_col ))
1490 ret = true;
1491
1492 return ret;
1493 }
1494 else if (event->type == GDK_BUTTON_PRESS)
1495 {
1496 GdkEventButton *button_event = (GdkEventButton*) event;
1497 wxPoint pt( ((int) button_event->x) - renderrect.x,
1498 ((int) button_event->y) - renderrect.y );
1499
1500 bool ret = false;
1501 if (button_event->button == 1)
1502 {
1503 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1504 ret = true;
1505 // TODO: query system double-click time
1506 if (button_event->time - wxrenderer->last_click < 400)
1507 if (cell->Activate( renderrect, model, item, model_col ))
1508 ret = true;
1509 }
1510 wxrenderer->last_click = button_event->time;
1511
1512 return ret;
1513 }
1514
1515 return false;
1516 }
1517
1518 // ---------------------------------------------------------
1519 // wxGtkDataViewModelNotifier
1520 // ---------------------------------------------------------
1521
1522 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1523 {
1524 public:
1525 wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal );
1526 ~wxGtkDataViewModelNotifier();
1527
1528 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1529 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1530 virtual bool ItemChanged( const wxDataViewItem &item );
1531 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
1532 virtual bool Cleared();
1533 virtual void Resort();
1534 virtual bool BeforeReset();
1535 virtual bool AfterReset();
1536
1537 void UpdateLastCount();
1538
1539 private:
1540 wxDataViewModel *m_wx_model;
1541 wxDataViewCtrlInternal *m_internal;
1542 };
1543
1544 // ---------------------------------------------------------
1545 // wxGtkDataViewListModelNotifier
1546 // ---------------------------------------------------------
1547
1548 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1549 wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal )
1550 {
1551 m_wx_model = wx_model;
1552 m_internal = internal;
1553 }
1554
1555 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1556 {
1557 m_wx_model = NULL;
1558 m_internal = NULL;
1559 }
1560
1561 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1562 {
1563 m_internal->ItemAdded( parent, item );
1564 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1565
1566 GtkTreeIter iter;
1567 iter.stamp = wxgtk_model->stamp;
1568 iter.user_data = item.GetID();
1569
1570 wxGtkTreePath path(wxgtk_tree_model_get_path(
1571 GTK_TREE_MODEL(wxgtk_model), &iter ));
1572 gtk_tree_model_row_inserted(
1573 GTK_TREE_MODEL(wxgtk_model), path, &iter);
1574
1575 return true;
1576 }
1577
1578 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1579 {
1580 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1581 #if 0
1582 // using _get_path for a deleted item cannot be
1583 // a good idea
1584 GtkTreeIter iter;
1585 iter.stamp = wxgtk_model->stamp;
1586 iter.user_data = (gpointer) item.GetID();
1587 wxGtkTreePath path(wxgtk_tree_model_get_path(
1588 GTK_TREE_MODEL(wxgtk_model), &iter ));
1589 #else
1590 // so get the path from the parent
1591 GtkTreeIter iter;
1592 iter.stamp = wxgtk_model->stamp;
1593 iter.user_data = (gpointer) parent.GetID();
1594 wxGtkTreePath path(wxgtk_tree_model_get_path(
1595 GTK_TREE_MODEL(wxgtk_model), &iter ));
1596 // and add the final index ourselves
1597 int index = m_internal->GetIndexOf( parent, item );
1598 gtk_tree_path_append_index( path, index );
1599 #endif
1600
1601 gtk_tree_model_row_deleted(
1602 GTK_TREE_MODEL(wxgtk_model), path );
1603
1604 m_internal->ItemDeleted( parent, item );
1605
1606 return true;
1607 }
1608
1609 void wxGtkDataViewModelNotifier::Resort()
1610 {
1611 m_internal->Resort();
1612 }
1613
1614 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1615 {
1616 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1617
1618 GtkTreeIter iter;
1619 iter.stamp = wxgtk_model->stamp;
1620 iter.user_data = (gpointer) item.GetID();
1621
1622 wxGtkTreePath path(wxgtk_tree_model_get_path(
1623 GTK_TREE_MODEL(wxgtk_model), &iter ));
1624 gtk_tree_model_row_changed(
1625 GTK_TREE_MODEL(wxgtk_model), path, &iter );
1626
1627 m_internal->ItemChanged( item );
1628
1629 return true;
1630 }
1631
1632 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_column )
1633 {
1634 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1635 wxDataViewCtrl *ctrl = m_internal->GetOwner();
1636
1637 // This adds GTK+'s missing MVC logic for ValueChanged
1638 unsigned int index;
1639 for (index = 0; index < ctrl->GetColumnCount(); index++)
1640 {
1641 wxDataViewColumn *column = ctrl->GetColumn( index );
1642 if (column->GetModelColumn() == model_column)
1643 {
1644 GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
1645 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1646
1647 // Don't attempt to refresh not yet realized tree, it is useless
1648 // and results in GTK errors.
1649 if ( gtk_widget_get_realized(ctrl->GtkGetTreeView()) )
1650 {
1651 // Get cell area
1652 GtkTreeIter iter;
1653 iter.stamp = wxgtk_model->stamp;
1654 iter.user_data = (gpointer) item.GetID();
1655 wxGtkTreePath path(wxgtk_tree_model_get_path(
1656 GTK_TREE_MODEL(wxgtk_model), &iter ));
1657 GdkRectangle cell_area;
1658 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1659
1660 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1661 double d = gtk_adjustment_get_value( hadjust );
1662 int xdiff = (int) d;
1663
1664 int ydiff = gcolumn->button->allocation.height;
1665 // Redraw
1666 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1667 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1668 }
1669
1670 m_internal->ValueChanged( item, model_column );
1671
1672 return true;
1673 }
1674 }
1675
1676 return false;
1677 }
1678
1679 bool wxGtkDataViewModelNotifier::BeforeReset()
1680 {
1681 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1682 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL );
1683
1684 return true;
1685 }
1686
1687 bool wxGtkDataViewModelNotifier::AfterReset()
1688 {
1689 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1690 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1691
1692 m_internal->Cleared();
1693
1694 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) );
1695
1696 return true;
1697 }
1698
1699 bool wxGtkDataViewModelNotifier::Cleared()
1700 {
1701 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1702
1703 // There is no call to tell the model that everything
1704 // has been deleted so call row_deleted() for every
1705 // child of root...
1706
1707 int count = m_internal->iter_n_children( NULL ); // number of children of root
1708
1709 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1710
1711 int i;
1712 for (i = 0; i < count; i++)
1713 gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path );
1714
1715 gtk_tree_path_free( path );
1716
1717 m_internal->Cleared();
1718
1719 return true;
1720 }
1721
1722 // ---------------------------------------------------------
1723 // wxDataViewRenderer
1724 // ---------------------------------------------------------
1725
1726 static gpointer s_user_data = NULL;
1727
1728 static void
1729 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1730 wxDataViewRenderer *wxrenderer )
1731 {
1732 wxDataViewColumn *column = wxrenderer->GetOwner();
1733 wxDataViewCtrl *dv = column->GetOwner();
1734 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1735 event.SetDataViewColumn( column );
1736 event.SetModel( dv->GetModel() );
1737 wxDataViewItem item( s_user_data );
1738 event.SetItem( item );
1739 dv->HandleWindowEvent( event );
1740 }
1741
1742 static void
1743 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1744 gchar *path, wxDataViewRenderer *wxrenderer )
1745 {
1746 if (!editable)
1747 return;
1748
1749 wxDataViewColumn *column = wxrenderer->GetOwner();
1750 wxDataViewCtrl *dv = column->GetOwner();
1751 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1752 event.SetDataViewColumn( column );
1753 event.SetModel( dv->GetModel() );
1754 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1755 event.SetItem( item );
1756 dv->HandleWindowEvent( event );
1757
1758 if (GTK_IS_CELL_EDITABLE(editable))
1759 {
1760 s_user_data = item.GetID();
1761
1762 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1763 G_CALLBACK (wxgtk_cell_editable_editing_done),
1764 (gpointer) wxrenderer );
1765
1766 }
1767 }
1768
1769
1770 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1771
1772 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1773 int align ) :
1774 wxDataViewRendererBase( varianttype, mode, align )
1775 {
1776 m_renderer = NULL;
1777 m_mode = mode;
1778
1779 // we haven't changed them yet
1780 m_usingDefaultAttrs = true;
1781
1782 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1783 // after the m_renderer pointer has been initialized
1784 }
1785
1786 void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1787 {
1788 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1789 }
1790
1791 void wxDataViewRenderer::GtkInitHandlers()
1792 {
1793 if (!gtk_check_version(2,6,0))
1794 {
1795 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1796 G_CALLBACK (wxgtk_renderer_editing_started),
1797 this);
1798 }
1799 }
1800
1801 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1802 {
1803 GtkCellRendererMode gtkMode;
1804 switch (mode)
1805 {
1806 case wxDATAVIEW_CELL_INERT:
1807 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1808 break;
1809
1810 case wxDATAVIEW_CELL_ACTIVATABLE:
1811 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1812 break;
1813
1814 case wxDATAVIEW_CELL_EDITABLE:
1815 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1816 break;
1817
1818 default:
1819 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1820 return;
1821 }
1822
1823 m_mode = mode;
1824
1825 // This value is most often ignored in GtkTreeView
1826 GValue gvalue = { 0, };
1827 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1828 g_value_set_enum( &gvalue, gtkMode );
1829 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1830 g_value_unset( &gvalue );
1831 }
1832
1833 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1834 {
1835 wxDataViewCellMode ret;
1836
1837 GValue gvalue;
1838 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1839
1840 switch (g_value_get_enum(&gvalue))
1841 {
1842 default:
1843 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1844 // fall through (we have to return something)
1845
1846 case GTK_CELL_RENDERER_MODE_INERT:
1847 ret = wxDATAVIEW_CELL_INERT;
1848 break;
1849
1850 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1851 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1852 break;
1853
1854 case GTK_CELL_RENDERER_MODE_EDITABLE:
1855 ret = wxDATAVIEW_CELL_EDITABLE;
1856 break;
1857 }
1858
1859 g_value_unset( &gvalue );
1860
1861 return ret;
1862 }
1863
1864 void wxDataViewRenderer::GtkApplyAlignment(GtkCellRenderer *renderer)
1865 {
1866 int align = m_alignment;
1867
1868 // query alignment from column ?
1869 if (align == -1)
1870 {
1871 // None there yet
1872 if (GetOwner() == NULL)
1873 return;
1874
1875 align = GetOwner()->GetAlignment();
1876 align |= wxALIGN_CENTRE_VERTICAL;
1877 }
1878
1879 // horizontal alignment:
1880
1881 gfloat xalign = 0.0;
1882 if (align & wxALIGN_RIGHT)
1883 xalign = 1.0;
1884 else if (align & wxALIGN_CENTER_HORIZONTAL)
1885 xalign = 0.5;
1886
1887 GValue gvalue = { 0, };
1888 g_value_init( &gvalue, G_TYPE_FLOAT );
1889 g_value_set_float( &gvalue, xalign );
1890 g_object_set_property( G_OBJECT(renderer), "xalign", &gvalue );
1891 g_value_unset( &gvalue );
1892
1893 // vertical alignment:
1894
1895 gfloat yalign = 0.0;
1896 if (align & wxALIGN_BOTTOM)
1897 yalign = 1.0;
1898 else if (align & wxALIGN_CENTER_VERTICAL)
1899 yalign = 0.5;
1900
1901 GValue gvalue2 = { 0, };
1902 g_value_init( &gvalue2, G_TYPE_FLOAT );
1903 g_value_set_float( &gvalue2, yalign );
1904 g_object_set_property( G_OBJECT(renderer), "yalign", &gvalue2 );
1905 g_value_unset( &gvalue2 );
1906 }
1907
1908 void wxDataViewRenderer::SetAlignment( int align )
1909 {
1910 m_alignment = align;
1911 GtkUpdateAlignment();
1912 }
1913
1914 int wxDataViewRenderer::GetAlignment() const
1915 {
1916 return m_alignment;
1917 }
1918
1919 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1920 {
1921 #ifdef __WXGTK26__
1922 if ( gtk_check_version(2, 6, 0) != NULL )
1923 return;
1924
1925 GtkCellRendererText * const rend = GtkGetTextRenderer();
1926 if ( !rend )
1927 return;
1928
1929 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1930 // can just cast between them
1931 GValue gvalue = { 0, };
1932 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1933 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1934 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1935 g_value_unset( &gvalue );
1936 #else // GTK < 2.6
1937 wxUnusedVar(mode);
1938 #endif // GTK 2.6/before
1939 }
1940
1941 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1942 {
1943 #ifdef __WXGTK26__
1944 if ( gtk_check_version(2, 6, 0) != NULL )
1945 return wxELLIPSIZE_NONE;
1946
1947 GtkCellRendererText * const rend = GtkGetTextRenderer();
1948 if ( !rend )
1949 return wxELLIPSIZE_NONE;
1950
1951 GValue gvalue = { 0, };
1952 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1953 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1954 wxEllipsizeMode
1955 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1956 g_value_unset( &gvalue );
1957
1958 return mode;
1959 #else // GTK < 2.6
1960 return wxELLIPSIZE_NONE;
1961 #endif // GTK 2.6/before
1962 }
1963
1964 void
1965 wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
1966 {
1967 wxVariant value(str);
1968 if (!Validate( value ))
1969 return;
1970
1971 wxDataViewItem
1972 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
1973
1974 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
1975 }
1976
1977 void
1978 wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
1979 const wxDataViewItem& item,
1980 unsigned col)
1981 {
1982 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
1983 model->ChangeValue( value, item, col );
1984 }
1985
1986 // ---------------------------------------------------------
1987 // wxDataViewTextRenderer
1988 // ---------------------------------------------------------
1989
1990 extern "C"
1991 {
1992
1993 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1994 gchar *arg1, gchar *arg2, gpointer user_data )
1995 {
1996 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1997
1998 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
1999 arg2, cell->GetOwner()->GetOwner()->GetFont()));
2000 }
2001
2002 }
2003
2004 namespace
2005 {
2006
2007 // helper function used by wxDataViewTextRenderer and
2008 // wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
2009 // given text renderer and returns true if anything was done
2010 bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
2011 {
2012 bool usingDefaultAttrs = true;
2013 if (attr.HasColour())
2014 {
2015 const GdkColor * const gcol = attr.GetColour().GetColor();
2016
2017 GValue gvalue = { 0, };
2018 g_value_init( &gvalue, GDK_TYPE_COLOR );
2019 g_value_set_boxed( &gvalue, gcol );
2020 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
2021 g_value_unset( &gvalue );
2022
2023 usingDefaultAttrs = false;
2024 }
2025 else
2026 {
2027 GValue gvalue = { 0, };
2028 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2029 g_value_set_boolean( &gvalue, FALSE );
2030 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2031 g_value_unset( &gvalue );
2032 }
2033
2034 if (attr.GetItalic())
2035 {
2036 GValue gvalue = { 0, };
2037 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2038 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2039 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2040 g_value_unset( &gvalue );
2041
2042 usingDefaultAttrs = false;
2043 }
2044 else
2045 {
2046 GValue gvalue = { 0, };
2047 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2048 g_value_set_boolean( &gvalue, FALSE );
2049 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2050 g_value_unset( &gvalue );
2051 }
2052
2053
2054 if (attr.GetBold())
2055 {
2056 GValue gvalue = { 0, };
2057 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2058 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2059 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2060 g_value_unset( &gvalue );
2061
2062 usingDefaultAttrs = false;
2063 }
2064 else
2065 {
2066 GValue gvalue = { 0, };
2067 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2068 g_value_set_boolean( &gvalue, FALSE );
2069 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2070 g_value_unset( &gvalue );
2071 }
2072
2073 #if 0
2074 if (attr.HasBackgroundColour())
2075 {
2076 wxColour colour = attr.GetBackgroundColour();
2077 const GdkColor * const gcol = colour.GetColor();
2078
2079 GValue gvalue = { 0, };
2080 g_value_init( &gvalue, GDK_TYPE_COLOR );
2081 g_value_set_boxed( &gvalue, gcol );
2082 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2083 g_value_unset( &gvalue );
2084 }
2085 else
2086 {
2087 GValue gvalue = { 0, };
2088 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2089 g_value_set_boolean( &gvalue, FALSE );
2090 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2091 g_value_unset( &gvalue );
2092 }
2093 #endif
2094
2095 return !usingDefaultAttrs;
2096 }
2097
2098 } // anonymous namespace
2099
2100 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2101
2102 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2103 int align ) :
2104 wxDataViewRenderer( varianttype, mode, align )
2105 {
2106 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2107 text_renderer->wx_renderer = this;
2108 m_renderer = (GtkCellRenderer*) text_renderer;
2109
2110 if (mode & wxDATAVIEW_CELL_EDITABLE)
2111 {
2112 GValue gvalue = { 0, };
2113 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2114 g_value_set_boolean( &gvalue, true );
2115 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2116 g_value_unset( &gvalue );
2117
2118 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2119
2120 GtkInitHandlers();
2121 }
2122
2123 SetMode(mode);
2124 SetAlignment(align);
2125 }
2126
2127 bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2128 {
2129 GValue gvalue = { 0, };
2130 g_value_init( &gvalue, G_TYPE_STRING );
2131 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2132 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2133 g_value_unset( &gvalue );
2134
2135 return true;
2136 }
2137
2138 bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2139 {
2140 GValue gvalue = { 0, };
2141 g_value_init( &gvalue, G_TYPE_STRING );
2142 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2143 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2144 g_value_unset( &gvalue );
2145
2146 return true;
2147 }
2148
2149 void wxDataViewTextRenderer::SetAlignment( int align )
2150 {
2151 wxDataViewRenderer::SetAlignment(align);
2152
2153 if (gtk_check_version(2,10,0))
2154 return;
2155
2156 // horizontal alignment:
2157 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2158 if (align & wxALIGN_RIGHT)
2159 pangoAlign = PANGO_ALIGN_RIGHT;
2160 else if (align & wxALIGN_CENTER_HORIZONTAL)
2161 pangoAlign = PANGO_ALIGN_CENTER;
2162
2163 GValue gvalue = { 0, };
2164 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2165 g_value_set_enum( &gvalue, pangoAlign );
2166 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2167 g_value_unset( &gvalue );
2168 }
2169
2170 bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2171 {
2172 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2173 }
2174
2175 GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2176 {
2177 return GTK_CELL_RENDERER_TEXT(m_renderer);
2178 }
2179
2180 // ---------------------------------------------------------
2181 // wxDataViewBitmapRenderer
2182 // ---------------------------------------------------------
2183
2184 namespace
2185 {
2186
2187 // set "pixbuf" property on the given renderer
2188 void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2189 {
2190 GValue gvalue = { 0, };
2191 g_value_init( &gvalue, G_TYPE_OBJECT );
2192 g_value_set_object( &gvalue, pixbuf );
2193 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2194 g_value_unset( &gvalue );
2195 }
2196
2197 } // anonymous namespace
2198
2199 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2200
2201 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2202 int align ) :
2203 wxDataViewRenderer( varianttype, mode, align )
2204 {
2205 m_renderer = gtk_cell_renderer_pixbuf_new();
2206
2207 SetMode(mode);
2208 SetAlignment(align);
2209 }
2210
2211 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2212 {
2213 if (value.GetType() == wxT("wxBitmap"))
2214 {
2215 wxBitmap bitmap;
2216 bitmap << value;
2217
2218 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2219 // object (and it will stay there and remain owned by wxBitmap)
2220 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2221 }
2222 else if (value.GetType() == wxT("wxIcon"))
2223 {
2224 wxIcon icon;
2225 icon << value;
2226
2227 SetPixbufProp(m_renderer, icon.GetPixbuf());
2228 }
2229 else
2230 {
2231 return false;
2232 }
2233
2234 return true;
2235 }
2236
2237 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2238 {
2239 return false;
2240 }
2241
2242 // ---------------------------------------------------------
2243 // wxDataViewToggleRenderer
2244 // ---------------------------------------------------------
2245
2246 extern "C" {
2247 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2248 gchar *path, gpointer user_data );
2249 }
2250
2251 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2252 gchar *path, gpointer user_data )
2253 {
2254 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2255
2256 // get old value
2257 GValue gvalue = { 0, };
2258 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2259 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2260 bool tmp = g_value_get_boolean( &gvalue );
2261 g_value_unset( &gvalue );
2262 // invert it
2263 tmp = !tmp;
2264
2265 wxVariant value = tmp;
2266 if (!cell->Validate( value ))
2267 return;
2268
2269 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2270 wxDataViewModel *model = ctrl->GetModel();
2271
2272 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2273
2274 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2275
2276 model->ChangeValue( value, item, model_col );
2277 }
2278
2279 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2280
2281 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2282 wxDataViewCellMode mode, int align ) :
2283 wxDataViewRenderer( varianttype, mode, align )
2284 {
2285 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2286
2287 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2288 {
2289 g_signal_connect_after( m_renderer, "toggled",
2290 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2291 }
2292 else
2293 {
2294 GValue gvalue = { 0, };
2295 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2296 g_value_set_boolean( &gvalue, false );
2297 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2298 g_value_unset( &gvalue );
2299 }
2300
2301 SetMode(mode);
2302 SetAlignment(align);
2303 }
2304
2305 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2306 {
2307 bool tmp = value;
2308
2309 GValue gvalue = { 0, };
2310 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2311 g_value_set_boolean( &gvalue, tmp );
2312 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2313 g_value_unset( &gvalue );
2314
2315 return true;
2316 }
2317
2318 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2319 {
2320 GValue gvalue = { 0, };
2321 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2322 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2323 bool tmp = g_value_get_boolean( &gvalue );
2324 g_value_unset( &gvalue );
2325
2326 value = tmp;
2327
2328 return true;
2329 }
2330
2331 // ---------------------------------------------------------
2332 // wxDataViewCustomRenderer
2333 // ---------------------------------------------------------
2334
2335 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2336 {
2337 public:
2338 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2339 wxWindowDCImpl( owner )
2340 {
2341 GtkWidget *widget = window->m_treeview;
2342 // Set later
2343 m_gdkwindow = NULL;
2344
2345 m_window = window;
2346
2347 m_context = window->GTKGetPangoDefaultContext();
2348 m_layout = pango_layout_new( m_context );
2349 m_fontdesc = pango_font_description_copy(gtk_widget_get_style(widget)->font_desc);
2350
2351 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2352
2353 // Set m_gdkwindow later
2354 // SetUpDC();
2355 }
2356 };
2357
2358 class wxDataViewCtrlDC: public wxWindowDC
2359 {
2360 public:
2361 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2362 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2363 { }
2364 };
2365
2366
2367 // ---------------------------------------------------------
2368 // wxDataViewCustomRenderer
2369 // ---------------------------------------------------------
2370
2371 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2372
2373 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2374 wxDataViewCellMode mode,
2375 int align,
2376 bool no_init )
2377 : wxDataViewCustomRendererBase( varianttype, mode, align )
2378 {
2379 m_dc = NULL;
2380 m_text_renderer = NULL;
2381
2382 if (no_init)
2383 m_renderer = NULL;
2384 else
2385 Init(mode, align);
2386 }
2387
2388 void wxDataViewCustomRenderer::GtkInitTextRenderer()
2389 {
2390 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2391 g_object_ref_sink(m_text_renderer);
2392
2393 GtkApplyAlignment(GTK_CELL_RENDERER(m_text_renderer));
2394 }
2395
2396 GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2397 {
2398 if ( !m_text_renderer )
2399 {
2400 // we create it on demand so need to do it even from a const function
2401 const_cast<wxDataViewCustomRenderer *>(this)->GtkInitTextRenderer();
2402 }
2403
2404 return m_text_renderer;
2405 }
2406
2407 void wxDataViewCustomRenderer::RenderText( const wxString &text,
2408 int xoffset,
2409 wxRect cell,
2410 wxDC *WXUNUSED(dc),
2411 int WXUNUSED(state) )
2412 {
2413
2414 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2415
2416 GValue gvalue = { 0, };
2417 g_value_init( &gvalue, G_TYPE_STRING );
2418 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2419 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2420 g_value_unset( &gvalue );
2421
2422 GtkApplyAttr(textRenderer, GetAttr());
2423
2424 GdkRectangle cell_area;
2425 wxRectToGDKRect(cell, cell_area);
2426 cell_area.x += xoffset;
2427 cell_area.width -= xoffset;
2428
2429 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2430 m_renderParams.window,
2431 m_renderParams.widget,
2432 m_renderParams.background_area,
2433 &cell_area,
2434 m_renderParams.expose_area,
2435 (GtkCellRendererState) m_renderParams.flags );
2436 }
2437
2438 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2439 {
2440 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2441 renderer->cell = this;
2442
2443 m_renderer = (GtkCellRenderer*) renderer;
2444
2445 SetMode(mode);
2446 SetAlignment(align);
2447
2448 GtkInitHandlers();
2449
2450 return true;
2451 }
2452
2453 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2454 {
2455 if (m_dc)
2456 delete m_dc;
2457
2458 if (m_text_renderer)
2459 g_object_unref(m_text_renderer);
2460 }
2461
2462 wxDC *wxDataViewCustomRenderer::GetDC()
2463 {
2464 if (m_dc == NULL)
2465 {
2466 if (GetOwner() == NULL)
2467 return NULL;
2468 if (GetOwner()->GetOwner() == NULL)
2469 return NULL;
2470 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2471 }
2472
2473 return m_dc;
2474 }
2475
2476 // ---------------------------------------------------------
2477 // wxDataViewProgressRenderer
2478 // ---------------------------------------------------------
2479
2480 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2481
2482 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2483 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2484 wxDataViewCustomRenderer( varianttype, mode, align, true )
2485 {
2486 m_label = label;
2487 m_value = 0;
2488
2489 #ifdef __WXGTK26__
2490 if (!gtk_check_version(2,6,0))
2491 {
2492 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2493
2494 SetMode(mode);
2495 SetAlignment(align);
2496
2497 #if !wxUSE_UNICODE
2498 // We can't initialize the renderer just yet because we don't have the
2499 // pointer to the column that uses this renderer yet and so attempt to
2500 // dereference GetOwner() to get the font that is used as a source of
2501 // encoding in multibyte-to-Unicode conversion in GTKSetLabel() in
2502 // non-Unicode builds would crash. So simply remember to do it later.
2503 if ( !m_label.empty() )
2504 m_needsToSetLabel = true;
2505 else
2506 #endif // !wxUSE_UNICODE
2507 GTKSetLabel();
2508 }
2509 else
2510 #endif
2511 {
2512 // Use custom cell code
2513 wxDataViewCustomRenderer::Init(mode, align);
2514 }
2515 }
2516
2517 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2518 {
2519 }
2520
2521 void wxDataViewProgressRenderer::GTKSetLabel()
2522 {
2523 GValue gvalue = { 0, };
2524 g_value_init( &gvalue, G_TYPE_STRING );
2525
2526 // Take care to not use GetOwner() here if the label is empty, we can be
2527 // called from ctor when GetOwner() is still NULL in this case.
2528 g_value_set_string( &gvalue,
2529 m_label.empty() ? ""
2530 : wxGTK_CONV_FONT(m_label,
2531 GetOwner()->GetOwner()->GetFont())
2532 );
2533 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2534 g_value_unset( &gvalue );
2535
2536 #if !wxUSE_UNICODE
2537 m_needsToSetLabel = false;
2538 #endif // !wxUSE_UNICODE
2539 }
2540
2541 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2542 {
2543 #ifdef __WXGTK26__
2544 if (!gtk_check_version(2,6,0))
2545 {
2546 #if !wxUSE_UNICODE
2547 if ( m_needsToSetLabel )
2548 GTKSetLabel();
2549 #endif // !wxUSE_UNICODE
2550
2551 gint tmp = (long) value;
2552 GValue gvalue = { 0, };
2553 g_value_init( &gvalue, G_TYPE_INT );
2554 g_value_set_int( &gvalue, tmp );
2555 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2556 g_value_unset( &gvalue );
2557 }
2558 else
2559 #endif
2560 {
2561 m_value = (long) value;
2562
2563 if (m_value < 0) m_value = 0;
2564 if (m_value > 100) m_value = 100;
2565 }
2566
2567 return true;
2568 }
2569
2570 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2571 {
2572 return false;
2573 }
2574
2575 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2576 {
2577 double pct = (double)m_value / 100.0;
2578 wxRect bar = cell;
2579 bar.width = (int)(cell.width * pct);
2580 dc->SetPen( *wxTRANSPARENT_PEN );
2581 dc->SetBrush( *wxBLUE_BRUSH );
2582 dc->DrawRectangle( bar );
2583
2584 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2585 dc->SetPen( *wxBLACK_PEN );
2586 dc->DrawRectangle( cell );
2587
2588 return true;
2589 }
2590
2591 wxSize wxDataViewProgressRenderer::GetSize() const
2592 {
2593 return wxSize(40,12);
2594 }
2595
2596 // -------------------------------------
2597 // wxDataViewChoiceRenderer
2598 // -------------------------------------
2599
2600 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2601 wxDataViewCellMode mode, int alignment ) :
2602 wxDataViewCustomRenderer( "string", mode, alignment, true )
2603 {
2604 m_choices = choices;
2605
2606 #ifdef __WXGTK26__
2607 if (!gtk_check_version(2,6,0))
2608 {
2609 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2610
2611 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2612 for (size_t n = 0; n < m_choices.GetCount(); n++)
2613 {
2614 gtk_list_store_insert_with_values(
2615 store, NULL, n, 0,
2616 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2617 }
2618
2619 g_object_set (m_renderer,
2620 "model", store,
2621 "text-column", 0,
2622 "has-entry", FALSE,
2623 NULL);
2624
2625 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2626 g_object_set (m_renderer, "editable", editable, NULL);
2627
2628 SetAlignment(alignment);
2629
2630 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2631
2632 GtkInitHandlers();
2633 }
2634 else
2635 #endif
2636 {
2637 // Use custom cell code
2638 wxDataViewCustomRenderer::Init(mode, alignment);
2639 }
2640 }
2641
2642 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2643 {
2644 RenderText( m_data, 0, rect, dc, state );
2645 return true;
2646 }
2647
2648 wxSize wxDataViewChoiceRenderer::GetSize() const
2649 {
2650 return wxSize(70,20);
2651 }
2652
2653 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2654 {
2655
2656 #ifdef __WXGTK26__
2657 if (!gtk_check_version(2,6,0))
2658 {
2659 GValue gvalue = { 0, };
2660 g_value_init( &gvalue, G_TYPE_STRING );
2661 g_value_set_string(&gvalue,
2662 wxGTK_CONV_FONT(value.GetString(),
2663 GetOwner()->GetOwner()->GetFont()));
2664 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2665 g_value_unset( &gvalue );
2666 }
2667 else
2668 #endif
2669 m_data = value.GetString();
2670
2671 return true;
2672 }
2673
2674 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2675 {
2676 #ifdef __WXGTK26__
2677 if (!gtk_check_version(2,6,0))
2678 {
2679 GValue gvalue = { 0, };
2680 g_value_init( &gvalue, G_TYPE_STRING );
2681 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2682 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2683 GetOwner()->GetOwner()->GetFont());
2684 g_value_unset( &gvalue );
2685 value = temp;
2686
2687 //wxPrintf( "temp %s\n", temp );
2688 // TODO: remove this code
2689 }
2690 else
2691 #endif
2692 value = m_data;
2693
2694 return true;
2695 }
2696
2697 void wxDataViewChoiceRenderer::SetAlignment( int align )
2698 {
2699 wxDataViewCustomRenderer::SetAlignment(align);
2700
2701 if (gtk_check_version(2,10,0))
2702 return;
2703
2704 // horizontal alignment:
2705 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2706 if (align & wxALIGN_RIGHT)
2707 pangoAlign = PANGO_ALIGN_RIGHT;
2708 else if (align & wxALIGN_CENTER_HORIZONTAL)
2709 pangoAlign = PANGO_ALIGN_CENTER;
2710
2711 GValue gvalue = { 0, };
2712 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2713 g_value_set_enum( &gvalue, pangoAlign );
2714 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2715 g_value_unset( &gvalue );
2716 }
2717
2718 // ----------------------------------------------------------------------------
2719 // wxDataViewChoiceByIndexRenderer
2720 // ----------------------------------------------------------------------------
2721
2722 wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2723 wxDataViewCellMode mode, int alignment ) :
2724 wxDataViewChoiceRenderer( choices, mode, alignment )
2725 {
2726 }
2727
2728 void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
2729 {
2730 wxVariant value( (long) GetChoices().Index( str ) );
2731
2732 if (!Validate( value ))
2733 return;
2734
2735 wxDataViewItem
2736 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2737
2738 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2739 }
2740
2741 bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2742 {
2743 wxVariant string_value = GetChoice( value.GetLong() );
2744 return wxDataViewChoiceRenderer::SetValue( string_value );
2745 }
2746
2747 bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2748 {
2749 wxVariant string_value;
2750 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2751 return false;
2752
2753 value = (long) GetChoices().Index( string_value.GetString() );
2754 return true;
2755 }
2756
2757 // ---------------------------------------------------------
2758 // wxDataViewDateRenderer
2759 // ---------------------------------------------------------
2760
2761 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2762 {
2763 public:
2764 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2765 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2766 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2767 {
2768 m_model = model;
2769 m_item = item;
2770 m_col = col;
2771 m_cal = new wxCalendarCtrl( this, -1, *value );
2772 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2773 sizer->Add( m_cal, 1, wxGROW );
2774 SetSizer( sizer );
2775 sizer->Fit( this );
2776 }
2777
2778 virtual void OnDismiss()
2779 {
2780 }
2781
2782 void OnCalendar( wxCalendarEvent &event );
2783
2784 wxCalendarCtrl *m_cal;
2785 wxDataViewModel *m_model;
2786 wxDataViewItem m_item;
2787 unsigned int m_col;
2788
2789 private:
2790 DECLARE_EVENT_TABLE()
2791 };
2792
2793 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2794 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2795 END_EVENT_TABLE()
2796
2797 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2798 {
2799 m_model->ChangeValue( event.GetDate(), m_item, m_col );
2800 DismissAndNotify();
2801 }
2802
2803 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2804
2805 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2806 wxDataViewCellMode mode, int align ) :
2807 wxDataViewCustomRenderer( varianttype, mode, align )
2808 {
2809 SetMode(mode);
2810 SetAlignment(align);
2811 }
2812
2813 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2814 {
2815 m_date = value.GetDateTime();
2816
2817 return true;
2818 }
2819
2820 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2821 {
2822 return false;
2823 }
2824
2825 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2826 {
2827 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2828 wxString tmp = m_date.FormatDate();
2829 RenderText( tmp, 0, cell, dc, state );
2830 return true;
2831 }
2832
2833 wxSize wxDataViewDateRenderer::GetSize() const
2834 {
2835 wxString tmp = m_date.FormatDate();
2836 wxCoord x,y,d;
2837 GetView()->GetTextExtent( tmp, &x, &y, &d );
2838 return wxSize(x,y+d);
2839 }
2840
2841 bool wxDataViewDateRenderer::Activate( const wxRect& WXUNUSED(cell), wxDataViewModel *model,
2842 const wxDataViewItem &item, unsigned int col )
2843 {
2844 wxVariant variant;
2845 model->GetValue( variant, item, col );
2846 wxDateTime value = variant.GetDateTime();
2847
2848 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2849 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2850 wxPoint pos = wxGetMousePosition();
2851 popup->Move( pos );
2852 popup->Layout();
2853 popup->Popup( popup->m_cal );
2854
2855 return true;
2856 }
2857
2858
2859 // ---------------------------------------------------------
2860 // wxDataViewIconTextRenderer
2861 // ---------------------------------------------------------
2862
2863 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2864
2865 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2866 (
2867 const wxString &varianttype,
2868 wxDataViewCellMode mode,
2869 int align
2870 )
2871 : wxDataViewTextRenderer(varianttype, mode, align)
2872 {
2873 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2874 }
2875
2876 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2877 {
2878 }
2879
2880 void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2881 {
2882 // add the icon renderer first
2883 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2884
2885 // add the text renderer too
2886 wxDataViewRenderer::GtkPackIntoColumn(column);
2887 }
2888
2889 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2890 {
2891 m_value << value;
2892
2893 SetTextValue(m_value.GetText());
2894 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2895
2896 return true;
2897 }
2898
2899 bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2900 {
2901 wxString str;
2902 if ( !GetTextValue(str) )
2903 return false;
2904
2905 // user doesn't have any way to edit the icon so leave it unchanged
2906 value << wxDataViewIconText(str, m_value.GetIcon());
2907
2908 return true;
2909 }
2910
2911 void
2912 wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2913 const wxDataViewItem& item,
2914 unsigned col)
2915 {
2916 // we receive just the text part of our value as it's the only one which
2917 // can be edited, but we need the full wxDataViewIconText value for the
2918 // model
2919 wxVariant valueIconText;
2920 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2921 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2922 }
2923
2924 // ---------------------------------------------------------
2925 // wxDataViewColumn
2926 // ---------------------------------------------------------
2927
2928
2929 static gboolean
2930 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2931 GdkEventButton *gdk_event,
2932 wxDataViewColumn *column )
2933 {
2934 if (gdk_event->type != GDK_BUTTON_PRESS)
2935 return FALSE;
2936
2937 if (gdk_event->button == 1)
2938 {
2939 gs_lastLeftClickHeader = column;
2940
2941 wxDataViewCtrl *dv = column->GetOwner();
2942 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2943 event.SetDataViewColumn( column );
2944 event.SetModel( dv->GetModel() );
2945 if (dv->HandleWindowEvent( event ))
2946 return FALSE;
2947 }
2948
2949 if (gdk_event->button == 3)
2950 {
2951 wxDataViewCtrl *dv = column->GetOwner();
2952 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2953 event.SetDataViewColumn( column );
2954 event.SetModel( dv->GetModel() );
2955 if (dv->HandleWindowEvent( event ))
2956 return FALSE;
2957 }
2958
2959 return FALSE;
2960 }
2961
2962 extern "C"
2963 {
2964
2965 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2966 GtkCellRenderer *renderer,
2967 GtkTreeModel *model,
2968 GtkTreeIter *iter,
2969 gpointer data )
2970 {
2971 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2972 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2973
2974 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2975
2976 wxDataViewItem item( (void*) iter->user_data );
2977
2978 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2979
2980 if (!wx_model->IsVirtualListModel())
2981 {
2982 gboolean visible;
2983 if (wx_model->IsContainer( item ))
2984 {
2985 visible = wx_model->HasContainerColumns( item ) ||
2986 (cell->GetOwner()->GetModelColumn() == 0);
2987 }
2988 else
2989 {
2990 visible = true;
2991 }
2992
2993 GValue gvalue = { 0, };
2994 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2995 g_value_set_boolean( &gvalue, visible );
2996 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2997 g_value_unset( &gvalue );
2998
2999 if ( !visible )
3000 return;
3001 }
3002
3003 wxVariant value;
3004 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
3005
3006 if (value.GetType() != cell->GetVariantType())
3007 {
3008 wxLogError( wxT("Wrong type, required: %s but: %s"),
3009 value.GetType().c_str(),
3010 cell->GetVariantType().c_str() );
3011 }
3012
3013 cell->SetValue( value );
3014
3015 // deal with disabled items
3016 bool enabled = wx_model->IsEnabled( item, cell->GetOwner()->GetModelColumn() );
3017
3018 // a) this sets the appearance to disabled grey
3019 GValue gvalue = { 0, };
3020 g_value_init( &gvalue, G_TYPE_BOOLEAN );
3021 g_value_set_boolean( &gvalue, enabled );
3022 g_object_set_property( G_OBJECT(renderer), "sensitive", &gvalue );
3023 g_value_unset( &gvalue );
3024
3025 // b) this actually disables the control/renderer
3026 if (enabled)
3027 cell->SetMode( cell->GtkGetMode() );
3028 else
3029 cell->SetMode( wxDATAVIEW_CELL_INERT );
3030
3031
3032 // deal with attributes: if the renderer doesn't support them at all, we
3033 // don't even need to query the model for them
3034 if ( !cell->GtkSupportsAttrs() )
3035 return;
3036
3037 // it can support attributes so check if this item has any
3038 wxDataViewItemAttr attr;
3039 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
3040 || !cell->GtkIsUsingDefaultAttrs() )
3041 {
3042 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
3043 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
3044 }
3045 // else: no custom attributes specified and we're already using the default
3046 // ones -- nothing to do
3047
3048 }
3049
3050 } // extern "C"
3051
3052 #include <wx/listimpl.cpp>
3053 WX_DEFINE_LIST(wxDataViewColumnList)
3054
3055 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
3056 unsigned int model_column, int width,
3057 wxAlignment align, int flags )
3058 : wxDataViewColumnBase( cell, model_column )
3059 {
3060 Init( align, flags, width );
3061
3062 SetTitle( title );
3063 }
3064
3065 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
3066 unsigned int model_column, int width,
3067 wxAlignment align, int flags )
3068 : wxDataViewColumnBase( bitmap, cell, model_column )
3069 {
3070 Init( align, flags, width );
3071
3072 SetBitmap( bitmap );
3073 }
3074
3075 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
3076 {
3077 m_isConnected = false;
3078
3079 GtkTreeViewColumn *column = gtk_tree_view_column_new();
3080 m_column = (GtkWidget*) column;
3081
3082 SetFlags( flags );
3083 SetAlignment( align );
3084
3085 SetWidth( width );
3086
3087 // Create container for icon and label
3088 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
3089 gtk_widget_show( box );
3090 // gtk_container_set_border_width((GtkContainer*)box, 2);
3091 m_image = gtk_image_new();
3092 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
3093 m_label = gtk_label_new("");
3094 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
3095 gtk_tree_view_column_set_widget( column, box );
3096
3097 wxDataViewRenderer * const colRenderer = GetRenderer();
3098 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
3099
3100 colRenderer->GtkPackIntoColumn(column);
3101
3102 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
3103 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
3104 }
3105
3106 void wxDataViewColumn::OnInternalIdle()
3107 {
3108 if (m_isConnected)
3109 return;
3110
3111 if (gtk_widget_get_realized(GetOwner()->m_treeview))
3112 {
3113 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3114 if (column->button)
3115 {
3116 g_signal_connect(column->button, "button_press_event",
3117 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
3118
3119 // otherwise the event will be blocked by GTK+
3120 gtk_tree_view_column_set_clickable( column, TRUE );
3121
3122 m_isConnected = true;
3123 }
3124 }
3125 }
3126
3127 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
3128 {
3129 wxDataViewColumnBase::SetOwner( owner );
3130
3131 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3132
3133 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
3134 }
3135
3136 void wxDataViewColumn::SetTitle( const wxString &title )
3137 {
3138 wxDataViewCtrl *ctrl = GetOwner();
3139 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3140 : wxGTK_CONV_SYS(title) );
3141 if (title.empty())
3142 gtk_widget_hide( m_label );
3143 else
3144 gtk_widget_show( m_label );
3145 }
3146
3147 wxString wxDataViewColumn::GetTitle() const
3148 {
3149 return wxGTK_CONV_BACK_FONT(
3150 gtk_label_get_text( GTK_LABEL(m_label) ),
3151 GetOwner()->GetFont()
3152 );
3153 }
3154
3155 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3156 {
3157 wxDataViewColumnBase::SetBitmap( bitmap );
3158
3159 if (bitmap.IsOk())
3160 {
3161 GtkImage *gtk_image = GTK_IMAGE(m_image);
3162
3163 GdkBitmap *mask = NULL;
3164 if (bitmap.GetMask())
3165 mask = bitmap.GetMask()->GetBitmap();
3166
3167 if (bitmap.HasPixbuf())
3168 {
3169 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3170 bitmap.GetPixbuf());
3171 }
3172 else
3173 {
3174 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3175 bitmap.GetPixmap(), mask);
3176 }
3177 gtk_widget_show( m_image );
3178 }
3179 else
3180 {
3181 gtk_widget_hide( m_image );
3182 }
3183 }
3184
3185 void wxDataViewColumn::SetHidden( bool hidden )
3186 {
3187 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3188 }
3189
3190 void wxDataViewColumn::SetResizeable( bool resizable )
3191 {
3192 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizable );
3193 }
3194
3195 void wxDataViewColumn::SetAlignment( wxAlignment align )
3196 {
3197 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3198
3199 gfloat xalign = 0.0;
3200 if (align == wxALIGN_RIGHT)
3201 xalign = 1.0;
3202 if (align == wxALIGN_CENTER_HORIZONTAL ||
3203 align == wxALIGN_CENTER)
3204 xalign = 0.5;
3205
3206 gtk_tree_view_column_set_alignment( column, xalign );
3207
3208 if (m_renderer && m_renderer->GetAlignment() == -1)
3209 m_renderer->GtkUpdateAlignment();
3210 }
3211
3212 wxAlignment wxDataViewColumn::GetAlignment() const
3213 {
3214 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3215
3216 if (xalign == 1.0)
3217 return wxALIGN_RIGHT;
3218 if (xalign == 0.5)
3219 return wxALIGN_CENTER_HORIZONTAL;
3220
3221 return wxALIGN_LEFT;
3222 }
3223
3224 void wxDataViewColumn::SetSortable( bool sortable )
3225 {
3226 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3227
3228 if ( sortable )
3229 {
3230 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3231 }
3232 else
3233 {
3234 gtk_tree_view_column_set_sort_column_id( column, -1 );
3235 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3236 gtk_tree_view_column_set_clickable( column, FALSE );
3237 }
3238 }
3239
3240 bool wxDataViewColumn::IsSortable() const
3241 {
3242 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3243 return gtk_tree_view_column_get_clickable( column );
3244 }
3245
3246 void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
3247 {
3248 // it might not make sense to have this function in wxHeaderColumn at
3249 // all in fact, changing of the sort order should only be done using the
3250 // associated control API
3251 wxFAIL_MSG( "not implemented" );
3252 }
3253
3254 bool wxDataViewColumn::IsSortKey() const
3255 {
3256 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3257 return gtk_tree_view_column_get_sort_indicator( column );
3258 }
3259
3260 bool wxDataViewColumn::IsResizeable() const
3261 {
3262 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3263 return gtk_tree_view_column_get_resizable( column );
3264 }
3265
3266 bool wxDataViewColumn::IsHidden() const
3267 {
3268 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3269 return !gtk_tree_view_column_get_visible( column );
3270 }
3271
3272 void wxDataViewColumn::SetSortOrder( bool ascending )
3273 {
3274 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3275
3276 if (ascending)
3277 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3278 else
3279 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3280
3281 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3282 }
3283
3284 bool wxDataViewColumn::IsSortOrderAscending() const
3285 {
3286 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3287
3288 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3289 }
3290
3291 void wxDataViewColumn::SetMinWidth( int width )
3292 {
3293 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3294 }
3295
3296 int wxDataViewColumn::GetMinWidth() const
3297 {
3298 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3299 }
3300
3301 int wxDataViewColumn::GetWidth() const
3302 {
3303 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3304 }
3305
3306 void wxDataViewColumn::SetWidth( int width )
3307 {
3308 if ( width == wxCOL_WIDTH_AUTOSIZE )
3309 {
3310 // NB: this disables user resizing
3311 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3312 }
3313 else
3314 {
3315 if ( width == wxCOL_WIDTH_DEFAULT )
3316 {
3317 // TODO find a better calculation
3318 width = wxDVC_DEFAULT_WIDTH;
3319 }
3320
3321 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3322 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3323 }
3324 }
3325
3326 void wxDataViewColumn::SetReorderable( bool reorderable )
3327 {
3328 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3329 }
3330
3331 bool wxDataViewColumn::IsReorderable() const
3332 {
3333 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3334 }
3335
3336 //-----------------------------------------------------------------------------
3337 // wxGtkTreeModelNode
3338 //-----------------------------------------------------------------------------
3339
3340 #if 0
3341 class wxGtkTreeModelChildWithPos
3342 {
3343 public:
3344 unsigned int pos;
3345 void *id;
3346 };
3347
3348 static
3349 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3350 {
3351 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3352 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3353 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3354 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3355 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3356
3357 return ret;
3358 }
3359 #else
3360 static
3361 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3362 {
3363 return gs_internal->GetDataViewModel()->Compare( wxDataViewItem(**data1), wxDataViewItem(**data2),
3364 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3365 }
3366
3367 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3368 #endif
3369
3370 void wxGtkTreeModelNode::Resort()
3371 {
3372 size_t child_count = GetChildCount();
3373 if (child_count == 0)
3374 return;
3375
3376 size_t node_count = GetNodesCount();
3377
3378 if (child_count == 1)
3379 {
3380 if (node_count == 1)
3381 {
3382 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3383 node->Resort();
3384 }
3385 return;
3386 }
3387
3388 gint *new_order = new gint[child_count];
3389
3390 #if 1
3391 // m_children has the original *void
3392 // ptrs points to these
3393 wxGtkTreeModelChildrenPtr ptrs;
3394 size_t i;
3395 for (i = 0; i < child_count; i++)
3396 ptrs.Add( &(m_children[i]) );
3397 // Sort the ptrs
3398 gs_internal = m_internal;
3399 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3400
3401 wxGtkTreeModelChildren temp;
3402 void** base_ptr = &(m_children[0]);
3403 // Transfer positions to new_order array and
3404 // IDs to temp
3405 for (i = 0; i < child_count; i++)
3406 {
3407 new_order[i] = ptrs[i] - base_ptr;
3408 temp.Add( *ptrs[i] );
3409 }
3410
3411 // Transfer IDs back to m_children
3412 m_children.Clear();
3413 WX_APPEND_ARRAY( temp, m_children );
3414 #endif
3415 #if 0
3416 // Too slow
3417
3418 // Build up array with IDs and original positions
3419 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3420 size_t i;
3421 for (i = 0; i < child_count; i++)
3422 {
3423 temp[i].pos = i;
3424 temp[i].id = m_children[i];
3425 }
3426 // Sort array keeping original positions
3427 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3428 &wxGtkTreeModelChildWithPosCmp, m_internal );
3429 // Transfer positions to new_order array and
3430 // IDs to m_children
3431 m_children.Clear();
3432 for (i = 0; i < child_count; i++)
3433 {
3434 new_order[i] = temp[i].pos;
3435 m_children.Add( temp[i].id );
3436 }
3437 // Delete array
3438 delete [] temp;
3439 #endif
3440
3441 #if 0
3442 // Too slow
3443
3444 wxGtkTreeModelChildren temp;
3445 WX_APPEND_ARRAY( temp, m_children );
3446
3447 gs_internal = m_internal;
3448 m_children.Sort( &wxGtkTreeModelChildCmp );
3449
3450 unsigned int pos;
3451 for (pos = 0; pos < child_count; pos++)
3452 {
3453 void *id = m_children.Item( pos );
3454 int old_pos = temp.Index( id );
3455 new_order[pos] = old_pos;
3456 }
3457 #endif
3458
3459 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3460
3461 GtkTreeIter iter;
3462 iter.user_data = GetItem().GetID();
3463 iter.stamp = m_internal->GetGtkModel()->stamp;
3464
3465 gtk_tree_model_rows_reordered( gtk_tree_model,
3466 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3467
3468 delete [] new_order;
3469
3470 unsigned int pos;
3471 for (pos = 0; pos < node_count; pos++)
3472 {
3473 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3474 node->Resort();
3475 }
3476 }
3477
3478 //-----------------------------------------------------------------------------
3479 // wxDataViewCtrlInternal
3480 //-----------------------------------------------------------------------------
3481
3482 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model )
3483 {
3484 m_owner = owner;
3485 m_wx_model = wx_model;
3486
3487 m_gtk_model = NULL;
3488 m_root = NULL;
3489 m_sort_order = GTK_SORT_ASCENDING;
3490 m_sort_column = -1;
3491 m_dataview_sort_column = NULL;
3492
3493 m_dragDataObject = NULL;
3494 m_dropDataObject = NULL;
3495
3496 m_dirty = false;
3497
3498 m_gtk_model = wxgtk_tree_model_new();
3499 m_gtk_model->internal = this;
3500
3501 m_notifier = new wxGtkDataViewModelNotifier( wx_model, this );
3502
3503 wx_model->AddNotifier( m_notifier );
3504
3505 // g_object_unref( gtk_model ); ???
3506
3507 if (!m_wx_model->IsVirtualListModel())
3508 InitTree();
3509
3510 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) );
3511 }
3512
3513 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3514 {
3515 m_wx_model->RemoveNotifier( m_notifier );
3516
3517 // remove the model from the GtkTreeView before it gets destroyed
3518 gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL );
3519
3520 g_object_unref( m_gtk_model );
3521
3522 delete m_dragDataObject;
3523 delete m_dropDataObject;
3524 }
3525
3526 void wxDataViewCtrlInternal::ScheduleRefresh()
3527 {
3528 m_dirty = true;
3529 }
3530
3531 void wxDataViewCtrlInternal::OnInternalIdle()
3532 {
3533 if (m_dirty)
3534 {
3535 GtkWidget *widget = m_owner->GtkGetTreeView();
3536 gtk_widget_queue_draw( widget );
3537 m_dirty = false;
3538 }
3539 }
3540
3541 void wxDataViewCtrlInternal::InitTree()
3542 {
3543 wxDataViewItem item;
3544 m_root = new wxGtkTreeModelNode( NULL, item, this );
3545
3546 BuildBranch( m_root );
3547 }
3548
3549 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3550 {
3551 if (node->GetChildCount() == 0)
3552 {
3553 wxDataViewItemArray children;
3554 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3555
3556 unsigned int pos;
3557 for (pos = 0; pos < count; pos++)
3558 {
3559 wxDataViewItem child = children[pos];
3560
3561 if (m_wx_model->IsContainer( child ))
3562 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3563 else
3564 node->AddLeave( child.GetID() );
3565
3566 // Don't send any events here
3567 }
3568 }
3569 }
3570
3571 // GTK+ dnd iface
3572
3573 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3574 {
3575 wxGtkString atom_str( gdk_atom_name( format ) );
3576 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3577
3578 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3579 m_dragSourceTargetEntry.flags = 0;
3580 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3581
3582 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3583 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3584
3585 return true;
3586 }
3587
3588 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3589 {
3590 wxGtkString atom_str( gdk_atom_name( format ) );
3591 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3592
3593 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3594 m_dropTargetTargetEntry.flags = 0;
3595 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3596
3597 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3598 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3599
3600 return true;
3601 }
3602
3603 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3604 GtkTreePath *path )
3605 {
3606 delete m_dragDataObject;
3607 m_dragDataObject = NULL;
3608
3609 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3610 if ( !item )
3611 return FALSE;
3612
3613 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3614 event.SetEventObject( m_owner );
3615 event.SetItem( item );
3616 event.SetModel( m_wx_model );
3617 gint x, y;
3618 gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y);
3619 event.SetPosition(x, y);
3620 if (!m_owner->HandleWindowEvent( event ))
3621 return FALSE;
3622
3623 if (!event.IsAllowed())
3624 return FALSE;
3625
3626 wxDataObject *obj = event.GetDataObject();
3627 if (!obj)
3628 return FALSE;
3629
3630 m_dragDataObject = obj;
3631
3632 return TRUE;
3633 }
3634
3635 gboolean
3636 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3637 GtkTreePath *WXUNUSED(path))
3638 {
3639 return FALSE;
3640 }
3641
3642 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3643 GtkTreePath *path, GtkSelectionData *selection_data )
3644 {
3645 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3646 if ( !item )
3647 return FALSE;
3648
3649 GdkAtom target = gtk_selection_data_get_target(selection_data);
3650 if (!m_dragDataObject->IsSupported(target))
3651 return FALSE;
3652
3653 size_t size = m_dragDataObject->GetDataSize(target);
3654 if (size == 0)
3655 return FALSE;
3656
3657 void *buf = malloc( size );
3658
3659 gboolean res = FALSE;
3660 if (m_dragDataObject->GetDataHere(target, buf))
3661 {
3662 res = TRUE;
3663
3664 gtk_selection_data_set(selection_data, target,
3665 8, (const guchar*) buf, size );
3666 }
3667
3668 free( buf );
3669
3670 return res;
3671 }
3672
3673 gboolean
3674 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3675 GtkTreePath *path,
3676 GtkSelectionData *selection_data)
3677 {
3678 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3679 if ( !item )
3680 return FALSE;
3681
3682 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3683 event.SetEventObject( m_owner );
3684 event.SetItem( item );
3685 event.SetModel( m_wx_model );
3686 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3687 event.SetDataSize(gtk_selection_data_get_length(selection_data));
3688 event.SetDataBuffer(const_cast<guchar*>(gtk_selection_data_get_data(selection_data)));
3689 if (!m_owner->HandleWindowEvent( event ))
3690 return FALSE;
3691
3692 if (!event.IsAllowed())
3693 return FALSE;
3694
3695 return TRUE;
3696 }
3697
3698 gboolean
3699 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3700 GtkTreePath *path,
3701 GtkSelectionData *selection_data)
3702 {
3703 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3704 if ( !item )
3705 return FALSE;
3706
3707 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3708 event.SetEventObject( m_owner );
3709 event.SetItem( item );
3710 event.SetModel( m_wx_model );
3711 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3712 if (!m_owner->HandleWindowEvent( event ))
3713 return FALSE;
3714
3715 if (!event.IsAllowed())
3716 return FALSE;
3717
3718 return TRUE;
3719 }
3720
3721 // notifications from wxDataViewModel
3722
3723 bool wxDataViewCtrlInternal::Cleared()
3724 {
3725 if (m_root)
3726 {
3727 delete m_root;
3728 m_root = NULL;
3729 }
3730
3731 InitTree();
3732
3733 ScheduleRefresh();
3734
3735 return true;
3736 }
3737
3738 void wxDataViewCtrlInternal::Resort()
3739 {
3740 if (!m_wx_model->IsVirtualListModel())
3741 m_root->Resort();
3742
3743 ScheduleRefresh();
3744 }
3745
3746 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3747 {
3748 if (!m_wx_model->IsVirtualListModel())
3749 {
3750 wxGtkTreeModelNode *parent_node = FindNode( parent );
3751 wxASSERT_MSG(parent_node,
3752 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3753
3754 if (m_wx_model->IsContainer( item ))
3755 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3756 else
3757 parent_node->AddLeave( item.GetID() );
3758 }
3759
3760 ScheduleRefresh();
3761
3762 return true;
3763 }
3764
3765 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3766 {
3767 if (!m_wx_model->IsVirtualListModel())
3768 {
3769 wxGtkTreeModelNode *parent_node = FindNode( parent );
3770 wxASSERT_MSG(parent_node,
3771 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3772
3773 parent_node->DeleteChild( item.GetID() );
3774 }
3775
3776 ScheduleRefresh();
3777
3778 return true;
3779 }
3780
3781 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3782 {
3783 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3784 event.SetEventObject( m_owner );
3785 event.SetModel( m_owner->GetModel() );
3786 event.SetItem( item );
3787 m_owner->HandleWindowEvent( event );
3788
3789 return true;
3790 }
3791
3792 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int view_column )
3793 {
3794 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3795 event.SetEventObject( m_owner );
3796 event.SetModel( m_owner->GetModel() );
3797 event.SetColumn( view_column );
3798 event.SetDataViewColumn( GetOwner()->GetColumn(view_column) );
3799 event.SetItem( item );
3800 m_owner->HandleWindowEvent( event );
3801
3802 return true;
3803 }
3804
3805 // GTK+ model iface
3806
3807 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3808 {
3809 int flags = 0;
3810
3811 if ( m_wx_model->IsListModel() )
3812 flags |= GTK_TREE_MODEL_LIST_ONLY;
3813
3814 if ( !m_wx_model->IsVirtualListModel() )
3815 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3816
3817 return GtkTreeModelFlags(flags);
3818 }
3819
3820 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3821 {
3822
3823 if (m_wx_model->IsVirtualListModel())
3824 {
3825 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3826
3827 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3828
3829 if (i >= wx_model->GetCount())
3830 return FALSE;
3831
3832 iter->stamp = m_gtk_model->stamp;
3833 // user_data is just the index +1
3834 iter->user_data = (gpointer) (i+1);
3835
3836 return TRUE;
3837 }
3838 else
3839 {
3840 int depth = gtk_tree_path_get_depth( path );
3841
3842 wxGtkTreeModelNode *node = m_root;
3843
3844 int i;
3845 for (i = 0; i < depth; i++)
3846 {
3847 BuildBranch( node );
3848
3849 gint pos = gtk_tree_path_get_indices (path)[i];
3850 if (pos < 0) return FALSE;
3851 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3852
3853 void* id = node->GetChildren().Item( (size_t) pos );
3854
3855 if (i == depth-1)
3856 {
3857 iter->stamp = m_gtk_model->stamp;
3858 iter->user_data = id;
3859 return TRUE;
3860 }
3861
3862 size_t count = node->GetNodes().GetCount();
3863 size_t pos2;
3864 for (pos2 = 0; pos2 < count; pos2++)
3865 {
3866 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3867 if (child_node->GetItem().GetID() == id)
3868 {
3869 node = child_node;
3870 break;
3871 }
3872 }
3873 }
3874 }
3875
3876 return FALSE;
3877 }
3878
3879 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3880 {
3881 // When this is called from ItemDeleted(), the item is already
3882 // deleted in the model.
3883
3884 GtkTreePath *retval = gtk_tree_path_new ();
3885
3886 if (m_wx_model->IsVirtualListModel())
3887 {
3888 // iter is root, add nothing
3889 if (!iter->user_data)
3890 return retval;
3891
3892 // user_data is just the index +1
3893 int i = ( (wxUIntPtr) iter->user_data ) -1;
3894 gtk_tree_path_append_index (retval, i);
3895 }
3896 else
3897 {
3898 void *id = iter->user_data;
3899
3900 wxGtkTreeModelNode *node = FindParentNode( iter );
3901 while (node)
3902 {
3903 int pos = node->GetChildren().Index( id );
3904
3905 gtk_tree_path_prepend_index( retval, pos );
3906
3907 id = node->GetItem().GetID();
3908 node = node->GetParent();
3909 }
3910 }
3911
3912 return retval;
3913 }
3914
3915 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3916 {
3917 if (m_wx_model->IsVirtualListModel())
3918 {
3919 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3920
3921 // user_data is just the index +1
3922 int n = ( (wxUIntPtr) iter->user_data ) -1;
3923
3924 if (n == -1)
3925 {
3926 iter->user_data = NULL;
3927 return FALSE;
3928 }
3929
3930 if (n >= (int) wx_model->GetCount()-1)
3931 {
3932 iter->user_data = NULL;
3933 return FALSE;
3934 }
3935
3936 // user_data is just the index +1 (+2 because we need the next)
3937 iter->user_data = (gpointer) (n+2);
3938 }
3939 else
3940 {
3941 wxGtkTreeModelNode *parent = FindParentNode( iter );
3942 if( parent == NULL )
3943 {
3944 iter->user_data = NULL;
3945 return FALSE;
3946 }
3947
3948 int pos = parent->GetChildren().Index( iter->user_data );
3949
3950 if (pos == (int) parent->GetChildCount()-1)
3951 {
3952 iter->user_data = NULL;
3953 return FALSE;
3954 }
3955
3956 iter->user_data = parent->GetChildren().Item( pos+1 );
3957 }
3958
3959 return TRUE;
3960 }
3961
3962 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3963 {
3964 if (m_wx_model->IsVirtualListModel())
3965 {
3966 // this is a list, nodes have no children
3967 if (parent)
3968 return FALSE;
3969
3970 iter->stamp = m_gtk_model->stamp;
3971 iter->user_data = (gpointer) 1;
3972
3973 return TRUE;
3974 }
3975 else
3976 {
3977 if (iter == NULL)
3978 {
3979 if (m_root->GetChildCount() == 0) return FALSE;
3980 iter->stamp = m_gtk_model->stamp;
3981 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3982 return TRUE;
3983 }
3984
3985
3986 wxDataViewItem item;
3987 if (parent)
3988 item = wxDataViewItem( (void*) parent->user_data );
3989
3990 if (!m_wx_model->IsContainer( item ))
3991 return FALSE;
3992
3993 wxGtkTreeModelNode *parent_node = FindNode( parent );
3994 wxASSERT_MSG(parent_node,
3995 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3996
3997 BuildBranch( parent_node );
3998
3999 if (parent_node->GetChildCount() == 0)
4000 return FALSE;
4001
4002 iter->stamp = m_gtk_model->stamp;
4003 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
4004 }
4005
4006 return TRUE;
4007 }
4008
4009 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
4010 {
4011 if (m_wx_model->IsVirtualListModel())
4012 {
4013 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4014
4015 if (iter == NULL)
4016 return (wx_model->GetCount() > 0);
4017
4018 // this is a list, nodes have no children
4019 return FALSE;
4020 }
4021 else
4022 {
4023 if (iter == NULL)
4024 return (m_root->GetChildCount() > 0);
4025
4026 wxDataViewItem item( (void*) iter->user_data );
4027
4028 bool is_container = m_wx_model->IsContainer( item );
4029
4030 if (!is_container)
4031 return FALSE;
4032
4033 wxGtkTreeModelNode *node = FindNode( iter );
4034 wxASSERT_MSG(node,
4035 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
4036
4037 BuildBranch( node );
4038
4039 return (node->GetChildCount() > 0);
4040 }
4041 }
4042
4043 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
4044 {
4045 if (m_wx_model->IsVirtualListModel())
4046 {
4047 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4048
4049 if (iter == NULL)
4050 return (gint) wx_model->GetCount();
4051
4052 return 0;
4053 }
4054 else
4055 {
4056 if (iter == NULL)
4057 return m_root->GetChildCount();
4058
4059 wxDataViewItem item( (void*) iter->user_data );
4060
4061 if (!m_wx_model->IsContainer( item ))
4062 return 0;
4063
4064 wxGtkTreeModelNode *parent_node = FindNode( iter );
4065 wxASSERT_MSG(parent_node,
4066 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4067
4068 BuildBranch( parent_node );
4069
4070 return parent_node->GetChildCount();
4071 }
4072 }
4073
4074 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
4075 {
4076 if (m_wx_model->IsVirtualListModel())
4077 {
4078 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4079
4080 if (parent)
4081 return FALSE;
4082
4083 if (n < 0)
4084 return FALSE;
4085
4086 if (n >= (gint) wx_model->GetCount())
4087 return FALSE;
4088
4089 iter->stamp = m_gtk_model->stamp;
4090 // user_data is just the index +1
4091 iter->user_data = (gpointer) (n+1);
4092
4093 return TRUE;
4094 }
4095 else
4096 {
4097 void* id = NULL;
4098 if (parent) id = (void*) parent->user_data;
4099 wxDataViewItem item( id );
4100
4101 if (!m_wx_model->IsContainer( item ))
4102 return FALSE;
4103
4104 wxGtkTreeModelNode *parent_node = FindNode( parent );
4105 wxASSERT_MSG(parent_node,
4106 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4107
4108 BuildBranch( parent_node );
4109
4110 iter->stamp = m_gtk_model->stamp;
4111 iter->user_data = parent_node->GetChildren().Item( n );
4112
4113 return TRUE;
4114 }
4115 }
4116
4117 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
4118 {
4119 if (m_wx_model->IsVirtualListModel())
4120 {
4121 return FALSE;
4122 }
4123 else
4124 {
4125 wxGtkTreeModelNode *node = FindParentNode( child );
4126 if (!node)
4127 return FALSE;
4128
4129 iter->stamp = m_gtk_model->stamp;
4130 iter->user_data = (gpointer) node->GetItem().GetID();
4131
4132 return TRUE;
4133 }
4134 }
4135
4136 // item can be deleted already in the model
4137 int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
4138 {
4139 if (m_wx_model->IsVirtualListModel())
4140 {
4141 return wxPtrToUInt(item.GetID()) - 1;
4142 }
4143 else
4144 {
4145 wxGtkTreeModelNode *parent_node = FindNode( parent );
4146 wxGtkTreeModelChildren &children = parent_node->GetChildren();
4147 size_t j;
4148 for (j = 0; j < children.GetCount(); j++)
4149 {
4150 if (children[j] == item.GetID())
4151 return j;
4152 }
4153 }
4154 return -1;
4155 }
4156
4157
4158 static wxGtkTreeModelNode*
4159 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4160 {
4161 if( model == NULL )
4162 return NULL;
4163
4164 ItemList list;
4165 list.DeleteContents( true );
4166 wxDataViewItem it( item );
4167
4168 while( it.IsOk() )
4169 {
4170 wxDataViewItem * pItem = new wxDataViewItem( it );
4171 list.Insert( pItem );
4172 it = model->GetParent( it );
4173 }
4174
4175 wxGtkTreeModelNode * node = treeNode;
4176 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4177 {
4178 if( node && node->GetNodes().GetCount() != 0 )
4179 {
4180 int len = node->GetNodes().GetCount();
4181 wxGtkTreeModelNodes &nodes = node->GetNodes();
4182 int j = 0;
4183 for( ; j < len; j ++)
4184 {
4185 if( nodes[j]->GetItem() == *(n->GetData()))
4186 {
4187 node = nodes[j];
4188 break;
4189 }
4190 }
4191
4192 if( j == len )
4193 {
4194 return NULL;
4195 }
4196 }
4197 else
4198 return NULL;
4199 }
4200 return node;
4201
4202 }
4203
4204 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4205 {
4206 if (!iter)
4207 return m_root;
4208
4209 wxDataViewItem item( (void*) iter->user_data );
4210 if (!item.IsOk())
4211 return m_root;
4212
4213 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4214
4215 /*
4216 if (!result)
4217 {
4218 wxLogDebug( "Not found %p", iter->user_data );
4219 char *crash = NULL;
4220 *crash = 0;
4221 }
4222 // TODO: remove this code
4223 */
4224
4225 return result;
4226 }
4227
4228 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4229 {
4230 if (!item.IsOk())
4231 return m_root;
4232
4233 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4234
4235 /*
4236 if (!result)
4237 {
4238 wxLogDebug( "Not found %p", item.GetID() );
4239 char *crash = NULL;
4240 *crash = 0;
4241 }
4242 // TODO: remove this code
4243 */
4244
4245 return result;
4246 }
4247
4248 static wxGtkTreeModelNode*
4249 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4250 {
4251 if( model == NULL )
4252 return NULL;
4253
4254 ItemList list;
4255 list.DeleteContents( true );
4256 if( !item.IsOk() )
4257 return NULL;
4258
4259 wxDataViewItem it( model->GetParent( item ) );
4260 while( it.IsOk() )
4261 {
4262 wxDataViewItem * pItem = new wxDataViewItem( it );
4263 list.Insert( pItem );
4264 it = model->GetParent( it );
4265 }
4266
4267 wxGtkTreeModelNode * node = treeNode;
4268 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4269 {
4270 if( node && node->GetNodes().GetCount() != 0 )
4271 {
4272 int len = node->GetNodes().GetCount();
4273 wxGtkTreeModelNodes nodes = node->GetNodes();
4274 int j = 0;
4275 for( ; j < len; j ++)
4276 {
4277 if( nodes[j]->GetItem() == *(n->GetData()))
4278 {
4279 node = nodes[j];
4280 break;
4281 }
4282 }
4283
4284 if( j == len )
4285 {
4286 return NULL;
4287 }
4288 }
4289 else
4290 return NULL;
4291 }
4292 //Examine whether the node is item's parent node
4293 int len = node->GetChildCount();
4294 for( int i = 0; i < len ; i ++ )
4295 {
4296 if( node->GetChildren().Item( i ) == item.GetID() )
4297 return node;
4298 }
4299 return NULL;
4300 }
4301
4302 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4303 {
4304 if (!iter)
4305 return NULL;
4306
4307 wxDataViewItem item( (void*) iter->user_data );
4308 if (!item.IsOk())
4309 return NULL;
4310
4311 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4312 }
4313
4314 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4315 {
4316 if (!item.IsOk())
4317 return NULL;
4318
4319 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4320 }
4321
4322 //-----------------------------------------------------------------------------
4323 // wxDataViewCtrl signal callbacks
4324 //-----------------------------------------------------------------------------
4325
4326 static void
4327 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4328 {
4329 if (!gtk_widget_get_realized(dv->m_widget))
4330 return;
4331
4332 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4333 event.SetItem( dv->GetSelection() );
4334 event.SetModel( dv->GetModel() );
4335 dv->HandleWindowEvent( event );
4336 }
4337
4338 static void
4339 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4340 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4341 {
4342 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4343
4344 wxDataViewItem item(dv->GTKPathToItem(path));
4345 event.SetItem( item );
4346 event.SetModel( dv->GetModel() );
4347 dv->HandleWindowEvent( event );
4348 }
4349
4350 static gboolean
4351 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4352 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4353 {
4354 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4355
4356 wxDataViewItem item( (void*) iter->user_data );;
4357 event.SetItem( item );
4358 event.SetModel( dv->GetModel() );
4359 dv->HandleWindowEvent( event );
4360
4361 return !event.IsAllowed();
4362 }
4363
4364 static void
4365 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4366 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4367 {
4368 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4369
4370 wxDataViewItem item( (void*) iter->user_data );;
4371 event.SetItem( item );
4372 event.SetModel( dv->GetModel() );
4373 dv->HandleWindowEvent( event );
4374 }
4375
4376 static gboolean
4377 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4378 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4379 {
4380 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
4381
4382 wxDataViewItem item( (void*) iter->user_data );;
4383 event.SetItem( item );
4384 event.SetModel( dv->GetModel() );
4385 dv->HandleWindowEvent( event );
4386
4387 return !event.IsAllowed();
4388 }
4389
4390 static void
4391 wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4392 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4393 {
4394 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
4395
4396 wxDataViewItem item( (void*) iter->user_data );;
4397 event.SetItem( item );
4398 event.SetModel( dv->GetModel() );
4399 dv->HandleWindowEvent( event );
4400 }
4401
4402 //-----------------------------------------------------------------------------
4403 // wxDataViewCtrl
4404 //-----------------------------------------------------------------------------
4405
4406 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4407 {
4408 GtkWidget* treeview = GtkGetTreeView();
4409
4410 // Insert widget in GtkTreeView
4411 if (gtk_widget_get_realized(treeview))
4412 gtk_widget_set_parent_window( child->m_widget,
4413 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4414 gtk_widget_set_parent( child->m_widget, treeview );
4415 }
4416
4417 static
4418 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4419 GtkAllocation *WXUNUSED(gtk_alloc),
4420 wxDataViewCtrl *win )
4421 {
4422 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4423 while (node)
4424 {
4425 wxWindow *child = node->GetData();
4426
4427 GtkRequisition req;
4428 gtk_widget_size_request( child->m_widget, &req );
4429
4430 GtkAllocation alloc;
4431 alloc.x = child->m_x;
4432 alloc.y = child->m_y;
4433 alloc.width = child->m_width;
4434 alloc.height = child->m_height;
4435 gtk_widget_size_allocate( child->m_widget, &alloc );
4436
4437 node = node->GetNext();
4438 }
4439 }
4440
4441
4442 //-----------------------------------------------------------------------------
4443 // "motion_notify_event"
4444 //-----------------------------------------------------------------------------
4445
4446 static gboolean
4447 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4448 GdkEventMotion *gdk_event,
4449 wxDataViewCtrl *dv )
4450 {
4451 if (gdk_event->is_hint)
4452 {
4453 int x = 0;
4454 int y = 0;
4455 GdkModifierType state;
4456 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4457 gdk_event->x = x;
4458 gdk_event->y = y;
4459 }
4460
4461 wxGtkTreePath path;
4462 GtkTreeViewColumn *column = NULL;
4463 gint cell_x = 0;
4464 gint cell_y = 0;
4465 if (gtk_tree_view_get_path_at_pos(
4466 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4467 (int) gdk_event->x, (int) gdk_event->y,
4468 path.ByRef(),
4469 &column,
4470 &cell_x,
4471 &cell_y))
4472 {
4473 if (path)
4474 {
4475 GtkTreeIter iter;
4476 dv->GtkGetInternal()->get_iter( &iter, path );
4477 }
4478 }
4479
4480
4481 return FALSE;
4482 }
4483
4484 //-----------------------------------------------------------------------------
4485 // "button_press_event"
4486 //-----------------------------------------------------------------------------
4487
4488 static gboolean
4489 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4490 GdkEventButton *gdk_event,
4491 wxDataViewCtrl *dv )
4492 {
4493 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4494 {
4495 wxGtkTreePath path;
4496 GtkTreeViewColumn *column = NULL;
4497 gint cell_x = 0;
4498 gint cell_y = 0;
4499 if (gtk_tree_view_get_path_at_pos(
4500 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4501 (int) gdk_event->x, (int) gdk_event->y,
4502 path.ByRef(),
4503 &column,
4504 &cell_x,
4505 &cell_y))
4506 {
4507 if (path)
4508 {
4509 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4510 event.SetItem(dv->GTKPathToItem(path));
4511 event.SetModel( dv->GetModel() );
4512 return dv->HandleWindowEvent( event );
4513 }
4514 }
4515 }
4516
4517 return FALSE;
4518 }
4519
4520 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4521
4522 wxDataViewCtrl::~wxDataViewCtrl()
4523 {
4524 // Stop editing before destroying the control to remove any event handlers
4525 // which are added when editing started: if we didn't do this, the base
4526 // class dtor would assert as it checks for any leftover handlers.
4527 if ( m_treeview )
4528 {
4529 GtkTreeViewColumn *col;
4530 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), NULL, &col);
4531
4532 wxDataViewColumn * const wxcol = FromGTKColumn(col);
4533 if ( wxcol )
4534 {
4535 // This won't do anything if we're not editing it
4536 wxcol->GetRenderer()->CancelEditing();
4537 }
4538 }
4539
4540 m_cols.Clear();
4541
4542 delete m_internal;
4543 }
4544
4545 void wxDataViewCtrl::Init()
4546 {
4547 m_internal = NULL;
4548
4549 m_cols.DeleteContents( true );
4550
4551 m_uniformRowHeight = -1;
4552 }
4553
4554 bool wxDataViewCtrl::Create(wxWindow *parent,
4555 wxWindowID id,
4556 const wxPoint& pos,
4557 const wxSize& size,
4558 long style,
4559 const wxValidator& validator,
4560 const wxString& name)
4561 {
4562 if (!PreCreation( parent, pos, size ) ||
4563 !CreateBase( parent, id, pos, size, style, validator, name ))
4564 {
4565 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4566 return false;
4567 }
4568
4569 m_widget = gtk_scrolled_window_new (NULL, NULL);
4570 g_object_ref(m_widget);
4571
4572 GTKScrolledWindowSetBorder(m_widget, style);
4573
4574 m_treeview = gtk_tree_view_new();
4575 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4576
4577 g_signal_connect (m_treeview, "size_allocate",
4578 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4579
4580 #ifdef __WXGTK26__
4581 if (!gtk_check_version(2,6,0))
4582 {
4583 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4584 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4585 }
4586 #endif
4587
4588 if (style & wxDV_MULTIPLE)
4589 {
4590 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4591 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4592 }
4593
4594 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4595
4596 #ifdef __WXGTK210__
4597 if (!gtk_check_version(2,10,0))
4598 {
4599 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4600
4601 if ((style & wxDV_HORIZ_RULES) != 0 &&
4602 (style & wxDV_VERT_RULES) != 0)
4603 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4604 else if (style & wxDV_VERT_RULES)
4605 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4606 else if (style & wxDV_HORIZ_RULES)
4607 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4608
4609 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4610 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4611 }
4612 #endif
4613
4614 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4615
4616 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4617 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4618 gtk_widget_show (m_treeview);
4619
4620 m_parent->DoAddChild( this );
4621
4622 PostCreation(size);
4623
4624 GtkEnableSelectionEvents();
4625
4626 g_signal_connect_after (m_treeview, "row-activated",
4627 G_CALLBACK (wxdataview_row_activated_callback), this);
4628
4629 g_signal_connect (m_treeview, "test-collapse-row",
4630 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4631
4632 g_signal_connect_after (m_treeview, "row-collapsed",
4633 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4634
4635 g_signal_connect (m_treeview, "test-expand-row",
4636 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4637
4638 g_signal_connect_after (m_treeview, "row-expanded",
4639 G_CALLBACK (wxdataview_row_expanded_callback), this);
4640
4641 g_signal_connect (m_treeview, "motion_notify_event",
4642 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4643
4644 g_signal_connect (m_treeview, "button_press_event",
4645 G_CALLBACK (gtk_dataview_button_press_callback), this);
4646
4647 return true;
4648 }
4649
4650 wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4651 {
4652 GtkTreeIter iter;
4653 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4654 ? iter.user_data
4655 : NULL);
4656 }
4657
4658 void wxDataViewCtrl::OnInternalIdle()
4659 {
4660 wxWindow::OnInternalIdle();
4661
4662 m_internal->OnInternalIdle();
4663
4664 unsigned int cols = GetColumnCount();
4665 unsigned int i;
4666 for (i = 0; i < cols; i++)
4667 {
4668 wxDataViewColumn *col = GetColumn( i );
4669 col->OnInternalIdle();
4670 }
4671
4672 if (m_ensureVisibleDefered.IsOk())
4673 {
4674 ExpandAncestors(m_ensureVisibleDefered);
4675 GtkTreeIter iter;
4676 iter.user_data = (gpointer) m_ensureVisibleDefered.GetID();
4677 wxGtkTreePath path(m_internal->get_path( &iter ));
4678 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4679 m_ensureVisibleDefered = wxDataViewItem(0);
4680 }
4681 }
4682
4683 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4684 {
4685 wxDELETE(m_internal);
4686
4687 if (!wxDataViewCtrlBase::AssociateModel( model ))
4688 return false;
4689
4690 #ifdef __WXGTK26__
4691 if (!gtk_check_version(2,6,0))
4692 {
4693 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4694 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4695 }
4696 #endif
4697
4698 m_internal = new wxDataViewCtrlInternal( this, model );
4699
4700 return true;
4701 }
4702
4703 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4704 {
4705 return m_internal->EnableDragSource( format );
4706 }
4707
4708 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4709 {
4710 return m_internal->EnableDropTarget( format );
4711 }
4712
4713 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4714 {
4715 if (!wxDataViewCtrlBase::AppendColumn(col))
4716 return false;
4717
4718 m_cols.Append( col );
4719
4720 #ifdef __WXGTK26__
4721 if (!gtk_check_version(2,6,0))
4722 {
4723 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4724 GTK_TREE_VIEW_COLUMN_FIXED)
4725 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4726 }
4727 #endif
4728
4729 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4730 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4731
4732 return true;
4733 }
4734
4735 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4736 {
4737 if (!wxDataViewCtrlBase::PrependColumn(col))
4738 return false;
4739
4740 m_cols.Insert( col );
4741
4742 #ifdef __WXGTK26__
4743 if (!gtk_check_version(2,6,0))
4744 {
4745 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4746 GTK_TREE_VIEW_COLUMN_FIXED)
4747 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4748 }
4749 #endif
4750
4751 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4752 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4753
4754 return true;
4755 }
4756
4757 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4758 {
4759 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4760 return false;
4761
4762 m_cols.Insert( pos, col );
4763
4764 #ifdef __WXGTK26__
4765 if (!gtk_check_version(2,6,0))
4766 {
4767 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4768 GTK_TREE_VIEW_COLUMN_FIXED)
4769 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4770 }
4771 #endif
4772
4773 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4774 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4775
4776 return true;
4777 }
4778
4779 unsigned int wxDataViewCtrl::GetColumnCount() const
4780 {
4781 return m_cols.GetCount();
4782 }
4783
4784 wxDataViewColumn* wxDataViewCtrl::FromGTKColumn(GtkTreeViewColumn *gtk_col) const
4785 {
4786 if ( !gtk_col )
4787 return NULL;
4788
4789 wxDataViewColumnList::const_iterator iter;
4790 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4791 {
4792 wxDataViewColumn *col = *iter;
4793 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4794 {
4795 return col;
4796 }
4797 }
4798
4799 wxFAIL_MSG( "No matching column?" );
4800
4801 return NULL;
4802 }
4803
4804 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4805 {
4806 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4807
4808 return FromGTKColumn(gtk_col);
4809 }
4810
4811 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4812 {
4813 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4814 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4815
4816 m_cols.DeleteObject( column );
4817
4818 return true;
4819 }
4820
4821 bool wxDataViewCtrl::ClearColumns()
4822 {
4823 wxDataViewColumnList::iterator iter;
4824 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4825 {
4826 wxDataViewColumn *col = *iter;
4827 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4828 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4829 }
4830
4831 m_cols.Clear();
4832
4833 return true;
4834 }
4835
4836 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4837 {
4838 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
4839
4840 wxGtkList list(gtk_tree_view_get_columns(GTK_TREE_VIEW(m_treeview)));
4841
4842 return g_list_index( list, (gconstpointer) gtk_column );
4843 }
4844
4845 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4846 {
4847 return m_internal->GetDataViewSortColumn();
4848 }
4849
4850 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4851 {
4852 GtkTreeIter iter;
4853 iter.user_data = item.GetID();
4854 wxGtkTreePath path(m_internal->get_path( &iter ));
4855 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4856 }
4857
4858 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4859 {
4860 GtkTreeIter iter;
4861 iter.user_data = item.GetID();
4862 wxGtkTreePath path(m_internal->get_path( &iter ));
4863 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4864 }
4865
4866 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4867 {
4868 GtkTreeIter iter;
4869 iter.user_data = item.GetID();
4870 wxGtkTreePath path(m_internal->get_path( &iter ));
4871 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4872 }
4873
4874 wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4875 {
4876 // The tree doesn't have any current item if it hadn't been created yet but
4877 // it's arguably not an error to call this function in this case so just
4878 // return an invalid item without asserting.
4879 if ( !m_treeview )
4880 return wxDataViewItem();
4881
4882 wxGtkTreePath path;
4883 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4884
4885 return GTKPathToItem(path);
4886 }
4887
4888 void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4889 {
4890 wxCHECK_RET( m_treeview,
4891 "Current item can't be set before creating the control." );
4892
4893 // We need to make sure the model knows about this item or the path would
4894 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4895 ExpandAncestors(item);
4896
4897 // We also need to preserve the existing selection from changing.
4898 // Unfortunately the only way to do it seems to use our own selection
4899 // function and forbid any selection changes during set cursor call.
4900 wxGtkTreeSelectionLock
4901 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4902
4903 // Do move the cursor now.
4904 GtkTreeIter iter;
4905 iter.user_data = item.GetID();
4906 wxGtkTreePath path(m_internal->get_path( &iter ));
4907
4908 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4909 }
4910
4911 void wxDataViewCtrl::StartEditor(const wxDataViewItem& item, unsigned int column)
4912 {
4913 wxCHECK_RET( m_treeview,
4914 "Current item can't be set before creating the control." );
4915
4916 // We need to make sure the model knows about this item or the path would
4917 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4918 ExpandAncestors(item);
4919
4920 wxDataViewColumn *dvcolumn = GetColumn(column);
4921 wxASSERT_MSG(dvcolumn, "Could not retrieve column");
4922 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(dvcolumn->GetGtkHandle());
4923
4924 // We also need to preserve the existing selection from changing.
4925 // Unfortunately the only way to do it seems to use our own selection
4926 // function and forbid any selection changes during set cursor call.
4927 wxGtkTreeSelectionLock
4928 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4929
4930 // Do move the cursor now.
4931 GtkTreeIter iter;
4932 iter.user_data = item.GetID();
4933 wxGtkTreePath path(m_internal->get_path( &iter ));
4934
4935 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, gcolumn, TRUE);
4936 }
4937
4938 int wxDataViewCtrl::GetSelectedItemsCount() const
4939 {
4940 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4941
4942 return gtk_tree_selection_count_selected_rows(selection);
4943 }
4944
4945 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4946 {
4947 sel.Clear();
4948
4949 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4950 if (HasFlag(wxDV_MULTIPLE))
4951 {
4952 GtkTreeModel *model;
4953 wxGtkTreePathList list(gtk_tree_selection_get_selected_rows(selection, &model));
4954
4955 for ( GList* current = list; current; current = g_list_next(current) )
4956 {
4957 GtkTreePath *path = (GtkTreePath*) current->data;
4958
4959 sel.Add(GTKPathToItem(path));
4960 }
4961 }
4962 else
4963 {
4964 GtkTreeIter iter;
4965 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4966 {
4967 sel.Add( wxDataViewItem(iter.user_data) );
4968 }
4969 }
4970
4971 return sel.size();
4972 }
4973
4974 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4975 {
4976 GtkDisableSelectionEvents();
4977
4978 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4979
4980 gtk_tree_selection_unselect_all( selection );
4981
4982 wxDataViewItem last_parent;
4983
4984 size_t i;
4985 for (i = 0; i < sel.GetCount(); i++)
4986 {
4987 wxDataViewItem item = sel[i];
4988 wxDataViewItem parent = GetModel()->GetParent( item );
4989 if (parent)
4990 {
4991 if (parent != last_parent)
4992 ExpandAncestors(item);
4993 }
4994 last_parent = parent;
4995
4996 GtkTreeIter iter;
4997 iter.stamp = m_internal->GetGtkModel()->stamp;
4998 iter.user_data = (gpointer) item.GetID();
4999 gtk_tree_selection_select_iter( selection, &iter );
5000 }
5001
5002 GtkEnableSelectionEvents();
5003 }
5004
5005 void wxDataViewCtrl::Select( const wxDataViewItem & item )
5006 {
5007 ExpandAncestors(item);
5008
5009 GtkDisableSelectionEvents();
5010
5011 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5012
5013 GtkTreeIter iter;
5014 iter.stamp = m_internal->GetGtkModel()->stamp;
5015 iter.user_data = (gpointer) item.GetID();
5016 gtk_tree_selection_select_iter( selection, &iter );
5017
5018 GtkEnableSelectionEvents();
5019 }
5020
5021 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
5022 {
5023 GtkDisableSelectionEvents();
5024
5025 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5026
5027 GtkTreeIter iter;
5028 iter.stamp = m_internal->GetGtkModel()->stamp;
5029 iter.user_data = (gpointer) item.GetID();
5030 gtk_tree_selection_unselect_iter( selection, &iter );
5031
5032 GtkEnableSelectionEvents();
5033 }
5034
5035 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
5036 {
5037 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5038
5039 GtkTreeIter iter;
5040 iter.stamp = m_internal->GetGtkModel()->stamp;
5041 iter.user_data = (gpointer) item.GetID();
5042
5043 return gtk_tree_selection_iter_is_selected( selection, &iter );
5044 }
5045
5046 void wxDataViewCtrl::SelectAll()
5047 {
5048 GtkDisableSelectionEvents();
5049
5050 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5051
5052 gtk_tree_selection_select_all( selection );
5053
5054 GtkEnableSelectionEvents();
5055 }
5056
5057 void wxDataViewCtrl::UnselectAll()
5058 {
5059 GtkDisableSelectionEvents();
5060
5061 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5062
5063 gtk_tree_selection_unselect_all( selection );
5064
5065 GtkEnableSelectionEvents();
5066 }
5067
5068 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
5069 const wxDataViewColumn *WXUNUSED(column))
5070 {
5071 m_ensureVisibleDefered = item;
5072 ExpandAncestors(item);
5073
5074 GtkTreeIter iter;
5075 iter.user_data = (gpointer) item.GetID();
5076 wxGtkTreePath path(m_internal->get_path( &iter ));
5077 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
5078 }
5079
5080 void wxDataViewCtrl::HitTest(const wxPoint& point,
5081 wxDataViewItem& item,
5082 wxDataViewColumn *& column) const
5083 {
5084 // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column.
5085 // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column.
5086 // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html
5087 // So we have to use both of them.
5088 // Friedrich Haase 2010-9-20
5089 wxGtkTreePath path, pathScratch;
5090 GtkTreeViewColumn* GtkColumn = NULL;
5091 GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
5092 gint cell_x = 0;
5093 gint cell_y = 0;
5094
5095 // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer
5096 wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const
5097 GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
5098
5099 // is there possibly a better suited function to get the column?
5100 gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column
5101 treeView,
5102 (int) point.x, (int) point.y,
5103 pathScratch.ByRef(),
5104 &GtkColumn, // here we get the GtkColumn
5105 &cell_x,
5106 &cell_y );
5107
5108 if ( GtkColumn != NULL )
5109 {
5110 // we got GTK column
5111 // the right call now which takes the header into account
5112 gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos);
5113
5114 if (path)
5115 item = wxDataViewItem(GTKPathToItem(path));
5116 // else we got a GTK column but the position is not over an item, e.g. below last item
5117 for ( unsigned int i=0, cols=GetColumnCount(); i<cols; ++i ) // search the wx column
5118 {
5119 wxDataViewColumn* col = GetColumn(i);
5120 if ( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == GtkColumn )
5121 {
5122 column = col; // here we get the wx column
5123 break;
5124 }
5125 }
5126 }
5127 // else no column and thus no item, both null
5128 }
5129
5130 wxRect
5131 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
5132 const wxDataViewColumn *WXUNUSED(column)) const
5133 {
5134 return wxRect();
5135 }
5136
5137 bool wxDataViewCtrl::SetRowHeight(int rowHeight)
5138 {
5139 m_uniformRowHeight = rowHeight;
5140 return true;
5141 }
5142
5143 void wxDataViewCtrl::DoSetExpanderColumn()
5144 {
5145 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
5146 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
5147 }
5148
5149 void wxDataViewCtrl::DoSetIndent()
5150 {
5151 }
5152
5153 void wxDataViewCtrl::GtkDisableSelectionEvents()
5154 {
5155 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5156 g_signal_handlers_disconnect_by_func( selection,
5157 (gpointer) (wxdataview_selection_changed_callback), this);
5158 }
5159
5160 void wxDataViewCtrl::GtkEnableSelectionEvents()
5161 {
5162 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5163 g_signal_connect_after (selection, "changed",
5164 G_CALLBACK (wxdataview_selection_changed_callback), this);
5165 }
5166
5167 // ----------------------------------------------------------------------------
5168 // visual attributes stuff
5169 // ----------------------------------------------------------------------------
5170
5171 // static
5172 wxVisualAttributes
5173 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
5174 {
5175 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
5176 }
5177
5178 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
5179 {
5180 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
5181 gtk_widget_modify_style(m_treeview, style);
5182 }
5183
5184 #endif // !wxUSE_GENERICDATAVIEWCTRL
5185
5186 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)