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Merge in from trunk r67662 to r64801
[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 using namespace wxGTKImpl;
38
39 class wxGtkDataViewModelNotifier;
40
41 //-----------------------------------------------------------------------------
42 //-----------------------------------------------------------------------------
43
44 static wxDataViewCtrlInternal *gs_internal = NULL;
45
46 class wxGtkTreeModelNode;
47
48 extern "C" {
49 typedef struct _GtkWxTreeModel GtkWxTreeModel;
50 }
51
52 // ----------------------------------------------------------------------------
53 // wxGtkTreePath: self-destroying GtkTreePath
54 // ----------------------------------------------------------------------------
55
56 // Usually this object is initialized with the associated GtkTreePath
57 // immediately when it's constructed but it can also be changed later either by
58 // using Assign() or by getting the pointer to the internally stored pointer
59 // value using ByRef(). The latter should be avoided but is very convenient
60 // when using GTK functions with GtkTreePath output parameters.
61 class wxGtkTreePath
62 {
63 public:
64 // Ctor takes ownership of the given path and will free it if non-NULL.
65 wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
66
67 // Creates a tree path for the given string path.
68 wxGtkTreePath(const gchar *strpath)
69 : m_path(gtk_tree_path_new_from_string(strpath))
70 {
71 }
72
73 // Set the stored pointer if not done by ctor.
74 void Assign(GtkTreePath *path)
75 {
76 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
77
78 m_path = path;
79 }
80
81 // Return the pointer to the internally stored pointer. This should only be
82 // used to initialize the object by passing it to some GTK function.
83 GtkTreePath **ByRef()
84 {
85 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
86
87 return &m_path;
88 }
89
90
91 operator GtkTreePath *() const { return m_path; }
92
93 ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
94
95 private:
96 GtkTreePath *m_path;
97
98 wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
99 };
100
101 // ----------------------------------------------------------------------------
102 // wxGtkTreeSelectionLock: prevent selection from changing during the
103 // lifetime of this object
104 // ----------------------------------------------------------------------------
105
106 // Implementation note: it could be expected that setting the selection
107 // function in this class ctor and resetting it back to the old value in its
108 // dtor would work. However currently gtk_tree_selection_get_select_function()
109 // can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
110 // so we can't do this. Instead, we always use the selection function (which
111 // imposes extra overhead, albeit minimal one, on all selection operations) and
112 // just set/reset the flag telling it whether it should allow or forbid the
113 // selection.
114 //
115 // Also notice that currently only a single object of this class may exist at
116 // any given moment. It's just simpler like this and we don't need anything
117 // more for now.
118
119 extern "C"
120 gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
121 GtkTreeModel * WXUNUSED(model),
122 GtkTreePath * WXUNUSED(path),
123 gboolean WXUNUSED(path_currently_selected),
124 gpointer data)
125 {
126 return data == NULL;
127 }
128
129 class wxGtkTreeSelectionLock
130 {
131 public:
132 wxGtkTreeSelectionLock(GtkTreeSelection *selection)
133 : m_selection(selection)
134 {
135 wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
136
137 ms_instance = this;
138
139 CheckCurrentSelectionFunc(NULL);
140
141 // Pass some non-NULL pointer as "data" for the callback, it doesn't
142 // matter what it is as long as it's non-NULL.
143 gtk_tree_selection_set_select_function(selection,
144 wxdataview_selection_func,
145 this,
146 NULL);
147 }
148
149 ~wxGtkTreeSelectionLock()
150 {
151 CheckCurrentSelectionFunc(wxdataview_selection_func);
152
153 gtk_tree_selection_set_select_function(m_selection,
154 wxdataview_selection_func,
155 NULL,
156 NULL);
157
158 ms_instance = NULL;
159 }
160
161 private:
162 void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
163 {
164 // We can only use gtk_tree_selection_get_select_function() with 2.14+
165 // so check for its availability both during compile- and run-time.
166 #if GTK_CHECK_VERSION(2, 14, 0)
167 if ( gtk_check_version(2, 14, 0) != NULL )
168 return;
169
170 // If this assert is triggered, it means the code elsewhere has called
171 // gtk_tree_selection_set_select_function() but currently doing this
172 // breaks this class so the code here needs to be changed.
173 wxASSERT_MSG
174 (
175 gtk_tree_selection_get_select_function(m_selection) == func,
176 "selection function has changed unexpectedly, review this code!"
177 );
178 #endif // GTK+ 2.14+
179
180 wxUnusedVar(func);
181 }
182
183 static wxGtkTreeSelectionLock *ms_instance;
184
185 GtkTreeSelection * const m_selection;
186
187 wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
188 };
189
190 wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
191
192 //-----------------------------------------------------------------------------
193 // wxDataViewCtrlInternal
194 //-----------------------------------------------------------------------------
195
196 WX_DECLARE_LIST(wxDataViewItem, ItemList);
197 WX_DEFINE_LIST(ItemList)
198
199 class wxDataViewCtrlInternal
200 {
201 public:
202 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model );
203 ~wxDataViewCtrlInternal();
204
205 // model iface
206 GtkTreeModelFlags get_flags();
207 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
208 GtkTreePath *get_path( GtkTreeIter *iter);
209 gboolean iter_next( GtkTreeIter *iter );
210 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
211 gboolean iter_has_child( GtkTreeIter *iter );
212 gint iter_n_children( GtkTreeIter *iter );
213 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
214 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
215
216 // dnd iface
217
218 bool EnableDragSource( const wxDataFormat &format );
219 bool EnableDropTarget( const wxDataFormat &format );
220
221 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
222 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
223 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
224 GtkSelectionData *selection_data );
225 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
226 GtkSelectionData *selection_data );
227 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
228 GtkSelectionData *selection_data );
229
230 // notifactions from wxDataViewModel
231 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
232 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
233 bool ItemChanged( const wxDataViewItem &item );
234 bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
235 bool Cleared();
236 bool BeforeReset();
237 bool AfterReset();
238 void Resort();
239
240 // sorting interface
241 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
242 GtkSortType GetSortOrder() const { return m_sort_order; }
243
244 void SetSortColumn( int column ) { m_sort_column = column; }
245 int GetSortColumn() const { return m_sort_column; }
246
247 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
248 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
249
250 bool IsSorted() { return (m_sort_column >= 0); }
251
252 // accessors
253 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
254 const wxDataViewModel* GetDataViewModel() const { return m_wx_model; }
255 wxDataViewCtrl* GetOwner() { return m_owner; }
256 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
257
258 // item can be deleted already in the model
259 int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
260
261 virtual void OnInternalIdle();
262
263 protected:
264 void InitTree();
265 void ScheduleRefresh();
266
267 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
268 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
269 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
270 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
271 void BuildBranch( wxGtkTreeModelNode *branch );
272
273 private:
274 wxGtkTreeModelNode *m_root;
275 wxDataViewModel *m_wx_model;
276 GtkWxTreeModel *m_gtk_model;
277 wxDataViewCtrl *m_owner;
278 GtkSortType m_sort_order;
279 wxDataViewColumn *m_dataview_sort_column;
280 int m_sort_column;
281
282 GtkTargetEntry m_dragSourceTargetEntry;
283 wxCharBuffer m_dragSourceTargetEntryTarget;
284 wxDataObject *m_dragDataObject;
285
286 GtkTargetEntry m_dropTargetTargetEntry;
287 wxCharBuffer m_dropTargetTargetEntryTarget;
288 wxDataObject *m_dropDataObject;
289
290 wxGtkDataViewModelNotifier *m_notifier;
291
292 bool m_dirty;
293 };
294
295
296 //-----------------------------------------------------------------------------
297 // wxGtkTreeModelNode
298 //-----------------------------------------------------------------------------
299
300 static
301 int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
302 {
303 int ret = gs_internal->GetDataViewModel()->Compare( *id1, *id2,
304 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
305
306 return ret;
307 }
308
309 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
310 WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
311
312 class wxGtkTreeModelNode
313 {
314 public:
315 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
316 wxDataViewCtrlInternal *internal )
317 {
318 m_parent = parent;
319 m_item = item;
320 m_internal = internal;
321 }
322
323 ~wxGtkTreeModelNode()
324 {
325 size_t count = m_nodes.GetCount();
326 size_t i;
327 for (i = 0; i < count; i++)
328 {
329 wxGtkTreeModelNode *child = m_nodes.Item( i );
330 delete child;
331 }
332 }
333
334 unsigned int AddNode( wxGtkTreeModelNode* child )
335 {
336 m_nodes.Add( child );
337
338 void *id = child->GetItem().GetID();
339
340 m_children.Add( id );
341
342 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
343 {
344 gs_internal = m_internal;
345 m_children.Sort( &wxGtkTreeModelChildCmp );
346 return m_children.Index( id );
347 }
348
349 return m_children.GetCount()-1;
350 }
351
352 unsigned int AddLeave( void* id )
353 {
354 m_children.Add( id );
355
356 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
357 {
358 gs_internal = m_internal;
359 m_children.Sort( &wxGtkTreeModelChildCmp );
360 return m_children.Index( id );
361 }
362
363 return m_children.GetCount()-1;
364 }
365
366 void DeleteChild( void* id )
367 {
368 m_children.Remove( id );
369
370 unsigned int count = m_nodes.GetCount();
371 unsigned int pos;
372 for (pos = 0; pos < count; pos++)
373 {
374 wxGtkTreeModelNode *node = m_nodes.Item( pos );
375 if (node->GetItem().GetID() == id)
376 {
377 m_nodes.RemoveAt( pos );
378 delete node;
379 break;
380 }
381 }
382 }
383
384 wxGtkTreeModelNode* GetParent()
385 { return m_parent; }
386 wxGtkTreeModelNodes &GetNodes()
387 { return m_nodes; }
388 wxGtkTreeModelChildren &GetChildren()
389 { return m_children; }
390
391 unsigned int GetChildCount() const { return m_children.GetCount(); }
392 unsigned int GetNodesCount() const { return m_nodes.GetCount(); }
393
394 wxDataViewItem &GetItem() { return m_item; }
395 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
396
397 void Resort();
398
399 private:
400 wxGtkTreeModelNode *m_parent;
401 wxGtkTreeModelNodes m_nodes;
402 wxGtkTreeModelChildren m_children;
403 wxDataViewItem m_item;
404 wxDataViewCtrlInternal *m_internal;
405 };
406
407
408 //-----------------------------------------------------------------------------
409 // data
410 //-----------------------------------------------------------------------------
411
412 extern bool g_blockEventsOnDrag;
413
414 //-----------------------------------------------------------------------------
415 // define new GTK+ class wxGtkTreeModel
416 //-----------------------------------------------------------------------------
417
418 extern "C" {
419
420 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
421 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
422 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
423 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
424 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
425 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
426
427 GType gtk_wx_tree_model_get_type (void);
428
429 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
430
431 struct _GtkWxTreeModel
432 {
433 GObject parent;
434
435 /*< private >*/
436 gint stamp;
437 wxDataViewCtrlInternal *internal;
438 };
439
440 struct _GtkWxTreeModelClass
441 {
442 GObjectClass list_parent_class;
443 };
444
445 static GtkWxTreeModel *wxgtk_tree_model_new (void);
446 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
447 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
448
449 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
450 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
451 static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
452 static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
453
454 static void wxgtk_tree_model_finalize (GObject *object);
455 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
456 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
457 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
458 gint index);
459 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
460 GtkTreeIter *iter,
461 GtkTreePath *path);
462 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
463 GtkTreeIter *iter);
464 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
465 GtkTreeIter *iter,
466 gint column,
467 GValue *value);
468 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
469 GtkTreeIter *iter);
470 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
471 GtkTreeIter *iter,
472 GtkTreeIter *parent);
473 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
474 GtkTreeIter *iter);
475 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
476 GtkTreeIter *iter);
477 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
478 GtkTreeIter *iter,
479 GtkTreeIter *parent,
480 gint n);
481 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
482 GtkTreeIter *iter,
483 GtkTreeIter *child);
484
485 /* sortable */
486 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
487 gint *sort_column_id,
488 GtkSortType *order);
489 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
490 gint sort_column_id,
491 GtkSortType order);
492 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
493 gint sort_column_id,
494 GtkTreeIterCompareFunc func,
495 gpointer data,
496 GDestroyNotify destroy);
497 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
498 GtkTreeIterCompareFunc func,
499 gpointer data,
500 GDestroyNotify destroy);
501 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
502
503 /* drag'n'drop */
504 static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
505 GtkTreePath *path);
506 static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
507 GtkTreePath *path);
508 static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
509 GtkTreePath *path,
510 GtkSelectionData *selection_data);
511 static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
512 GtkTreePath *dest,
513 GtkSelectionData *selection_data);
514 static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
515 GtkTreePath *dest_path,
516 GtkSelectionData *selection_data);
517
518
519 static GObjectClass *list_parent_class = NULL;
520
521 GType
522 gtk_wx_tree_model_get_type (void)
523 {
524 static GType tree_model_type = 0;
525
526 if (!tree_model_type)
527 {
528 const GTypeInfo tree_model_info =
529 {
530 sizeof (GtkWxTreeModelClass),
531 NULL, /* base_init */
532 NULL, /* base_finalize */
533 (GClassInitFunc) wxgtk_tree_model_class_init,
534 NULL, /* class_finalize */
535 NULL, /* class_data */
536 sizeof (GtkWxTreeModel),
537 0,
538 (GInstanceInitFunc) wxgtk_tree_model_init,
539 };
540
541 static const GInterfaceInfo tree_model_iface_info =
542 {
543 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
544 NULL,
545 NULL
546 };
547
548 static const GInterfaceInfo sortable_iface_info =
549 {
550 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
551 NULL,
552 NULL
553 };
554
555 static const GInterfaceInfo drag_source_iface_info =
556 {
557 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
558 NULL,
559 NULL
560 };
561
562 static const GInterfaceInfo drag_dest_iface_info =
563 {
564 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
565 NULL,
566 NULL
567 };
568
569 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
570 &tree_model_info, (GTypeFlags)0 );
571
572 g_type_add_interface_static (tree_model_type,
573 GTK_TYPE_TREE_MODEL,
574 &tree_model_iface_info);
575 g_type_add_interface_static (tree_model_type,
576 GTK_TYPE_TREE_SORTABLE,
577 &sortable_iface_info);
578 g_type_add_interface_static (tree_model_type,
579 GTK_TYPE_TREE_DRAG_DEST,
580 &drag_dest_iface_info);
581 g_type_add_interface_static (tree_model_type,
582 GTK_TYPE_TREE_DRAG_SOURCE,
583 &drag_source_iface_info);
584 }
585
586 return tree_model_type;
587 }
588
589 static GtkWxTreeModel *
590 wxgtk_tree_model_new(void)
591 {
592 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
593 return retval;
594 }
595
596 static void
597 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
598 {
599 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
600 GObjectClass *object_class = (GObjectClass*) klass;
601 object_class->finalize = wxgtk_tree_model_finalize;
602 }
603
604 static void
605 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
606 {
607 iface->get_flags = wxgtk_tree_model_get_flags;
608 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
609 iface->get_column_type = wxgtk_tree_model_get_column_type;
610 iface->get_iter = wxgtk_tree_model_get_iter;
611 iface->get_path = wxgtk_tree_model_get_path;
612 iface->get_value = wxgtk_tree_model_get_value;
613 iface->iter_next = wxgtk_tree_model_iter_next;
614 iface->iter_children = wxgtk_tree_model_iter_children;
615 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
616 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
617 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
618 iface->iter_parent = wxgtk_tree_model_iter_parent;
619 }
620
621 static void
622 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
623 {
624 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
625 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
626 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
627 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
628 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
629 }
630
631 static void
632 wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
633 {
634 iface->row_draggable = wxgtk_tree_model_row_draggable;
635 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
636 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
637 }
638
639 static void
640 wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
641 {
642 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
643 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
644 }
645
646 static void
647 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
648 {
649 tree_model->internal = NULL;
650 tree_model->stamp = g_random_int();
651 }
652
653 static void
654 wxgtk_tree_model_finalize (GObject *object)
655 {
656 /* must chain up */
657 (* list_parent_class->finalize) (object);
658 }
659
660 } // extern "C"
661
662 //-----------------------------------------------------------------------------
663 // implement callbacks from wxGtkTreeModel class by letting
664 // them call the methods of wxWidgets' wxDataViewModel
665 //-----------------------------------------------------------------------------
666
667 static GtkTreeModelFlags
668 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
669 {
670 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
671 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
672
673 return wxtree_model->internal->get_flags();
674 }
675
676 static gint
677 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
678 {
679 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
680 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
681
682 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
683 }
684
685 static GType
686 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
687 gint index)
688 {
689 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
690 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
691
692 GType gtype = G_TYPE_INVALID;
693
694 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
695
696 if (wxtype == wxT("string"))
697 gtype = G_TYPE_STRING;
698 else
699 {
700 gtype = G_TYPE_POINTER;
701 // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
702 }
703
704 return gtype;
705 }
706
707 static gboolean
708 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
709 GtkTreeIter *iter,
710 GtkTreePath *path)
711 {
712 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
713 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
714 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
715
716 return wxtree_model->internal->get_iter( iter, path );
717 }
718
719 static GtkTreePath *
720 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
721 GtkTreeIter *iter)
722 {
723 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
724 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
725 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
726
727 return wxtree_model->internal->get_path( iter );
728 }
729
730 static void
731 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
732 GtkTreeIter *iter,
733 gint column,
734 GValue *value)
735 {
736 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
737 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
738
739 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
740 wxString mtype = model->GetColumnType( (unsigned int) column );
741 if (mtype == wxT("string"))
742 {
743 wxVariant variant;
744 g_value_init( value, G_TYPE_STRING );
745 wxDataViewItem item( (void*) iter->user_data );
746 model->GetValue( variant, item, (unsigned int) column );
747
748 g_value_set_string( value, variant.GetString().utf8_str() );
749 }
750 else
751 {
752 wxFAIL_MSG( wxT("non-string columns not supported yet") );
753 }
754 }
755
756 static gboolean
757 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
758 GtkTreeIter *iter)
759 {
760 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
761
762 // This happens when clearing the view by calling .._set_model( NULL );
763 if (iter->stamp == 0) return FALSE;
764
765 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
766 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
767
768 return wxtree_model->internal->iter_next( iter );
769 }
770
771 static gboolean
772 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
773 GtkTreeIter *iter,
774 GtkTreeIter *parent)
775 {
776 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
777 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
778 if (parent)
779 {
780 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
781 }
782
783 return wxtree_model->internal->iter_children( iter, parent );
784 }
785
786 static gboolean
787 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
788 GtkTreeIter *iter)
789 {
790 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
791 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
792 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
793
794 return wxtree_model->internal->iter_has_child( iter );
795 }
796
797 static gint
798 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
799 GtkTreeIter *iter)
800 {
801 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
802 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
803 g_return_val_if_fail ( !iter || wxtree_model->stamp == iter->stamp, 0);
804
805 return wxtree_model->internal->iter_n_children( iter );
806 }
807
808 static gboolean
809 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
810 GtkTreeIter *iter,
811 GtkTreeIter *parent,
812 gint n)
813 {
814 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
815 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
816
817 return wxtree_model->internal->iter_nth_child( iter, parent, n );
818 }
819
820 static gboolean
821 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
822 GtkTreeIter *iter,
823 GtkTreeIter *child)
824 {
825 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
826 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
827 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
828
829 return wxtree_model->internal->iter_parent( iter, child );
830 }
831
832 /* drag'n'drop iface */
833 static gboolean
834 wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
835 GtkTreePath *path)
836 {
837 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
838 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
839
840 return wxtree_model->internal->row_draggable( drag_source, path );
841 }
842
843 static gboolean
844 wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
845 GtkTreePath *path)
846 {
847 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
848 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
849
850 return wxtree_model->internal->drag_data_delete( drag_source, path );
851 }
852
853 static gboolean
854 wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
855 GtkTreePath *path,
856 GtkSelectionData *selection_data)
857 {
858 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
859 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
860
861 #if 0
862 wxPrintf( "drag_get_data\n");
863
864 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
865 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
866
867 wxGtkString atom_target(gdk_atom_name(selection_data->target));
868 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
869
870 wxGtkString atom_type(gdk_atom_name(selection_data->type));
871 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
872
873 wxPrintf( "format %d\n", selection_data->format );
874 #endif
875
876 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
877 }
878
879 static gboolean
880 wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
881 GtkTreePath *dest,
882 GtkSelectionData *selection_data)
883 {
884 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
885 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
886
887 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
888 }
889
890 static gboolean
891 wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
892 GtkTreePath *dest_path,
893 GtkSelectionData *selection_data)
894 {
895 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
896 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
897
898 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
899 }
900
901 /* sortable iface */
902 static gboolean
903 wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
904 gint *sort_column_id,
905 GtkSortType *order)
906 {
907 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
908
909 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
910
911 if (!wxtree_model->internal->IsSorted())
912 {
913 if (sort_column_id)
914 *sort_column_id = -1;
915
916 return TRUE;
917 }
918
919
920 if (sort_column_id)
921 *sort_column_id = wxtree_model->internal->GetSortColumn();
922
923 if (order)
924 *order = wxtree_model->internal->GetSortOrder();
925
926 return TRUE;
927 }
928
929 wxDataViewColumn *gs_lastLeftClickHeader = NULL;
930
931 static void
932 wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
933 gint sort_column_id,
934 GtkSortType order)
935 {
936 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
937 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
938
939 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
940
941 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
942 (order != tree_model->internal->GetSortOrder()))
943 {
944 tree_model->internal->SetSortColumn( sort_column_id );
945 tree_model->internal->SetSortOrder( order );
946
947 gtk_tree_sortable_sort_column_changed (sortable);
948
949 tree_model->internal->GetDataViewModel()->Resort();
950 }
951
952 if (gs_lastLeftClickHeader)
953 {
954 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
955 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
956 event.SetDataViewColumn( gs_lastLeftClickHeader );
957 event.SetModel( dv->GetModel() );
958 dv->HandleWindowEvent( event );
959 }
960
961 gs_lastLeftClickHeader = NULL;
962 }
963
964 static void
965 wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
966 gint WXUNUSED(sort_column_id),
967 GtkTreeIterCompareFunc func,
968 gpointer WXUNUSED(data),
969 GDestroyNotify WXUNUSED(destroy))
970 {
971 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
972 g_return_if_fail (func != NULL);
973 }
974
975 static void
976 wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
977 GtkTreeIterCompareFunc func,
978 gpointer WXUNUSED(data),
979 GDestroyNotify WXUNUSED(destroy))
980 {
981 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
982 g_return_if_fail (func != NULL);
983
984 //wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
985 // TODO: remove this code
986 }
987
988 static gboolean
989 wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
990 {
991 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
992
993 return FALSE;
994 }
995
996 //-----------------------------------------------------------------------------
997 // define new GTK+ class GtkWxRendererText
998 //-----------------------------------------------------------------------------
999
1000 extern "C" {
1001
1002 #define GTK_TYPE_WX_CELL_RENDERER_TEXT (gtk_wx_cell_renderer_text_get_type ())
1003 #define GTK_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererText))
1004 #define GTK_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1005 #define GTK_IS_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1006 #define GTK_IS_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1007 #define GTK_WX_CELL_RENDERER_TEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1008
1009 GType gtk_wx_cell_renderer_text_get_type (void);
1010
1011 typedef struct _GtkWxCellRendererText GtkWxCellRendererText;
1012 typedef struct _GtkWxCellRendererTextClass GtkWxCellRendererTextClass;
1013
1014 struct _GtkWxCellRendererText
1015 {
1016 GtkCellRendererText parent;
1017
1018 wxDataViewRenderer *wx_renderer;
1019 };
1020
1021 struct _GtkWxCellRendererTextClass
1022 {
1023 GtkCellRendererTextClass cell_parent_class;
1024 };
1025
1026
1027 static GtkWxCellRendererText *gtk_wx_cell_renderer_text_new (void);
1028 static void gtk_wx_cell_renderer_text_init (
1029 GtkWxCellRendererText *cell );
1030 static void gtk_wx_cell_renderer_text_class_init(
1031 GtkWxCellRendererTextClass *klass );
1032 static void gtk_wx_cell_renderer_text_finalize (
1033 GObject *object );
1034 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1035 GtkCellRenderer *cell,
1036 GdkEvent *event,
1037 GtkWidget *widget,
1038 const gchar *path,
1039 GdkRectangle *background_area,
1040 GdkRectangle *cell_area,
1041 GtkCellRendererState flags );
1042
1043
1044 static GObjectClass *text_cell_parent_class = NULL;
1045
1046 } // extern "C"
1047
1048 GType
1049 gtk_wx_cell_renderer_text_get_type (void)
1050 {
1051 static GType cell_wx_type = 0;
1052
1053 if (!cell_wx_type)
1054 {
1055 const GTypeInfo cell_wx_info =
1056 {
1057 sizeof (GtkWxCellRendererTextClass),
1058 NULL, /* base_init */
1059 NULL, /* base_finalize */
1060 (GClassInitFunc) gtk_wx_cell_renderer_text_class_init,
1061 NULL, /* class_finalize */
1062 NULL, /* class_data */
1063 sizeof (GtkWxCellRendererText),
1064 0, /* n_preallocs */
1065 (GInstanceInitFunc) gtk_wx_cell_renderer_text_init,
1066 };
1067
1068 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER_TEXT,
1069 "GtkWxCellRendererText", &cell_wx_info, (GTypeFlags)0 );
1070 }
1071
1072 return cell_wx_type;
1073 }
1074
1075 static void
1076 gtk_wx_cell_renderer_text_init (GtkWxCellRendererText *cell)
1077 {
1078 cell->wx_renderer = NULL;
1079 }
1080
1081 static void
1082 gtk_wx_cell_renderer_text_class_init (GtkWxCellRendererTextClass *klass)
1083 {
1084 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1085 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1086
1087 text_cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1088
1089 object_class->finalize = gtk_wx_cell_renderer_text_finalize;
1090
1091 cell_class->start_editing = gtk_wx_cell_renderer_text_start_editing;
1092 }
1093
1094 static void
1095 gtk_wx_cell_renderer_text_finalize (GObject *object)
1096 {
1097 /* must chain up */
1098 (* G_OBJECT_CLASS (text_cell_parent_class)->finalize) (object);
1099 }
1100
1101 GtkWxCellRendererText*
1102 gtk_wx_cell_renderer_text_new (void)
1103 {
1104 return (GtkWxCellRendererText*) g_object_new (GTK_TYPE_WX_CELL_RENDERER_TEXT, NULL);
1105 }
1106
1107 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1108 GtkCellRenderer *gtk_renderer,
1109 GdkEvent *gdk_event,
1110 GtkWidget *widget,
1111 const gchar *path,
1112 GdkRectangle *background_area,
1113 GdkRectangle *cell_area,
1114 GtkCellRendererState flags )
1115 {
1116 GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
1117 wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
1118 wxDataViewColumn *column = wx_renderer->GetOwner();
1119
1120 wxDataViewItem
1121 item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1122
1123 wxDataViewCtrl *dv = column->GetOwner();
1124 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
1125 event.SetDataViewColumn( column );
1126 event.SetModel( dv->GetModel() );
1127 event.SetColumn( column->GetModelColumn() );
1128 event.SetItem( item );
1129 dv->HandleWindowEvent( event );
1130
1131 if (event.IsAllowed())
1132 return GTK_CELL_RENDERER_CLASS(text_cell_parent_class)->
1133 start_editing( gtk_renderer, gdk_event, widget, path, background_area, cell_area, flags );
1134 else
1135 return NULL;
1136 }
1137
1138 //-----------------------------------------------------------------------------
1139 // define new GTK+ class GtkWxCellRenderer
1140 //-----------------------------------------------------------------------------
1141
1142 extern "C" {
1143
1144 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
1145 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
1146 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1147 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
1148 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
1149 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1150
1151 GType gtk_wx_cell_renderer_get_type (void);
1152
1153 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
1154 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
1155
1156 struct _GtkWxCellRenderer
1157 {
1158 GtkCellRenderer parent;
1159
1160 /*< private >*/
1161 wxDataViewCustomRenderer *cell;
1162 guint32 last_click;
1163 };
1164
1165 struct _GtkWxCellRendererClass
1166 {
1167 GtkCellRendererClass cell_parent_class;
1168 };
1169
1170
1171 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
1172 static void gtk_wx_cell_renderer_init (
1173 GtkWxCellRenderer *cell );
1174 static void gtk_wx_cell_renderer_class_init(
1175 GtkWxCellRendererClass *klass );
1176 static void gtk_wx_cell_renderer_finalize (
1177 GObject *object );
1178 static void gtk_wx_cell_renderer_get_size (
1179 GtkCellRenderer *cell,
1180 GtkWidget *widget,
1181 GdkRectangle *rectangle,
1182 gint *x_offset,
1183 gint *y_offset,
1184 gint *width,
1185 gint *height );
1186 static void gtk_wx_cell_renderer_render (
1187 GtkCellRenderer *cell,
1188 GdkWindow *window,
1189 GtkWidget *widget,
1190 GdkRectangle *background_area,
1191 GdkRectangle *cell_area,
1192 GdkRectangle *expose_area,
1193 GtkCellRendererState flags );
1194 static gboolean gtk_wx_cell_renderer_activate(
1195 GtkCellRenderer *cell,
1196 GdkEvent *event,
1197 GtkWidget *widget,
1198 const gchar *path,
1199 GdkRectangle *background_area,
1200 GdkRectangle *cell_area,
1201 GtkCellRendererState flags );
1202 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1203 GtkCellRenderer *cell,
1204 GdkEvent *event,
1205 GtkWidget *widget,
1206 const gchar *path,
1207 GdkRectangle *background_area,
1208 GdkRectangle *cell_area,
1209 GtkCellRendererState flags );
1210
1211
1212 static GObjectClass *cell_parent_class = NULL;
1213
1214 } // extern "C"
1215
1216 GType
1217 gtk_wx_cell_renderer_get_type (void)
1218 {
1219 static GType cell_wx_type = 0;
1220
1221 if (!cell_wx_type)
1222 {
1223 const GTypeInfo cell_wx_info =
1224 {
1225 sizeof (GtkWxCellRendererClass),
1226 NULL, /* base_init */
1227 NULL, /* base_finalize */
1228 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
1229 NULL, /* class_finalize */
1230 NULL, /* class_data */
1231 sizeof (GtkWxCellRenderer),
1232 0, /* n_preallocs */
1233 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
1234 };
1235
1236 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
1237 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
1238 }
1239
1240 return cell_wx_type;
1241 }
1242
1243 static void
1244 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
1245 {
1246 cell->cell = NULL;
1247 cell->last_click = 0;
1248 }
1249
1250 static void
1251 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
1252 {
1253 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1254 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1255
1256 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1257
1258 object_class->finalize = gtk_wx_cell_renderer_finalize;
1259
1260 cell_class->get_size = gtk_wx_cell_renderer_get_size;
1261 cell_class->render = gtk_wx_cell_renderer_render;
1262 cell_class->activate = gtk_wx_cell_renderer_activate;
1263 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
1264 }
1265
1266 static void
1267 gtk_wx_cell_renderer_finalize (GObject *object)
1268 {
1269 /* must chain up */
1270 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
1271 }
1272
1273 GtkCellRenderer*
1274 gtk_wx_cell_renderer_new (void)
1275 {
1276 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
1277 }
1278
1279 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1280 GtkCellRenderer *renderer,
1281 GdkEvent *WXUNUSED(event),
1282 GtkWidget *widget,
1283 const gchar *path,
1284 GdkRectangle *WXUNUSED(background_area),
1285 GdkRectangle *cell_area,
1286 GtkCellRendererState WXUNUSED(flags) )
1287 {
1288 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1289 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1290
1291 // Renderer doesn't support in-place editing
1292 if (!cell->HasEditorCtrl())
1293 return NULL;
1294
1295 // An in-place editing control is still around
1296 if (cell->GetEditorCtrl())
1297 return NULL;
1298
1299 GdkRectangle rect;
1300 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1301 &rect.x,
1302 &rect.y,
1303 &rect.width,
1304 &rect.height);
1305
1306 rect.x += cell_area->x;
1307 rect.y += cell_area->y;
1308 // rect.width -= renderer->xpad * 2;
1309 // rect.height -= renderer->ypad * 2;
1310
1311 // wxRect renderrect(wxRectFromGDKRect(&rect));
1312 wxRect renderrect(wxRectFromGDKRect(cell_area));
1313
1314 wxDataViewItem
1315 item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1316
1317 cell->StartEditing( item, renderrect );
1318
1319 return NULL;
1320 }
1321
1322 static void
1323 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1324 GtkWidget *WXUNUSED(widget),
1325 GdkRectangle *cell_area,
1326 gint *x_offset,
1327 gint *y_offset,
1328 gint *width,
1329 gint *height)
1330 {
1331 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1332 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1333
1334 wxSize size = cell->GetSize();
1335
1336 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1337
1338 // Uniform row height, if specified, overrides the value returned by the
1339 // renderer.
1340 if ( !ctrl->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
1341 {
1342 const int uniformHeight = ctrl->GTKGetUniformRowHeight();
1343 if ( uniformHeight > 0 )
1344 size.y = uniformHeight;
1345 }
1346
1347 int xpad, ypad;
1348 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1349 int calc_width = xpad * 2 + size.x;
1350 int calc_height = ypad * 2 + size.y;
1351
1352 if (x_offset)
1353 *x_offset = 0;
1354 if (y_offset)
1355 *y_offset = 0;
1356
1357 if (cell_area && size.x > 0 && size.y > 0)
1358 {
1359 float xalign, yalign;
1360 gtk_cell_renderer_get_alignment(renderer, &xalign, &yalign);
1361 if (x_offset)
1362 {
1363 *x_offset = int(xalign * (cell_area->width - calc_width - 2 * xpad));
1364 *x_offset = MAX(*x_offset, 0) + xpad;
1365 }
1366 if (y_offset)
1367 {
1368 *y_offset = int(yalign * (cell_area->height - calc_height - 2 * ypad));
1369 *y_offset = MAX(*y_offset, 0) + ypad;
1370 }
1371 }
1372
1373 if (width)
1374 *width = calc_width;
1375
1376 if (height)
1377 *height = calc_height;
1378 }
1379
1380 static void
1381 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1382 GdkWindow *window,
1383 GtkWidget *widget,
1384 GdkRectangle *background_area,
1385 GdkRectangle *cell_area,
1386 GdkRectangle *expose_area,
1387 GtkCellRendererState flags)
1388
1389 {
1390 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1391 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1392
1393 cell->GTKStashRenderParams(window, widget,
1394 background_area, expose_area, flags);
1395
1396 wxRect rect(wxRectFromGDKRect(cell_area));
1397 int xpad, ypad;
1398 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1399 rect = rect.Deflate(xpad, ypad);
1400
1401 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1402 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1403
1404 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1405 // window such as a DnD drop window.
1406 if (window != impl->m_gdkwindow)
1407 {
1408 impl->Destroy();
1409 impl->m_gdkwindow = window;
1410 impl->SetUpDC();
1411 }
1412
1413 int state = 0;
1414 if (flags & GTK_CELL_RENDERER_SELECTED)
1415 state |= wxDATAVIEW_CELL_SELECTED;
1416 if (flags & GTK_CELL_RENDERER_PRELIT)
1417 state |= wxDATAVIEW_CELL_PRELIT;
1418 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1419 state |= wxDATAVIEW_CELL_INSENSITIVE;
1420 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1421 state |= wxDATAVIEW_CELL_INSENSITIVE;
1422 if (flags & GTK_CELL_RENDERER_FOCUSED)
1423 state |= wxDATAVIEW_CELL_FOCUSED;
1424 cell->WXCallRender( rect, dc, state );
1425 }
1426
1427 static gboolean
1428 gtk_wx_cell_renderer_activate(
1429 GtkCellRenderer *renderer,
1430 GdkEvent *event,
1431 GtkWidget *widget,
1432 const gchar *path,
1433 GdkRectangle *WXUNUSED(background_area),
1434 GdkRectangle *cell_area,
1435 GtkCellRendererState WXUNUSED(flags) )
1436 {
1437 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1438 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1439
1440 GdkRectangle rect;
1441 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1442 &rect.x,
1443 &rect.y,
1444 &rect.width,
1445 &rect.height);
1446
1447 rect.x += cell_area->x;
1448 rect.y += cell_area->y;
1449 int xpad, ypad;
1450 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1451 rect.width -= xpad * 2;
1452 rect.height -= ypad * 2;
1453
1454 wxRect renderrect(wxRectFromGDKRect(&rect));
1455
1456 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1457 wxDataViewModel *model = ctrl->GetModel();
1458
1459 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1460
1461 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1462
1463 if (!event)
1464 {
1465 bool ret = false;
1466
1467 // activated by <ENTER>
1468 if (cell->Activate( renderrect, model, item, model_col ))
1469 ret = true;
1470
1471 return ret;
1472 }
1473 else if (event->type == GDK_BUTTON_PRESS)
1474 {
1475 GdkEventButton *button_event = (GdkEventButton*) event;
1476 wxPoint pt( ((int) button_event->x) - renderrect.x,
1477 ((int) button_event->y) - renderrect.y );
1478
1479 bool ret = false;
1480 if (button_event->button == 1)
1481 {
1482 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1483 ret = true;
1484 // TODO: query system double-click time
1485 if (button_event->time - wxrenderer->last_click < 400)
1486 if (cell->Activate( renderrect, model, item, model_col ))
1487 ret = true;
1488 }
1489 wxrenderer->last_click = button_event->time;
1490
1491 return ret;
1492 }
1493
1494 return false;
1495 }
1496
1497 // ---------------------------------------------------------
1498 // wxGtkDataViewModelNotifier
1499 // ---------------------------------------------------------
1500
1501 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1502 {
1503 public:
1504 wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal );
1505 ~wxGtkDataViewModelNotifier();
1506
1507 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1508 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1509 virtual bool ItemChanged( const wxDataViewItem &item );
1510 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
1511 virtual bool Cleared();
1512 virtual void Resort();
1513 virtual bool BeforeReset();
1514 virtual bool AfterReset();
1515
1516 void UpdateLastCount();
1517
1518 private:
1519 wxDataViewModel *m_wx_model;
1520 wxDataViewCtrlInternal *m_internal;
1521 };
1522
1523 // ---------------------------------------------------------
1524 // wxGtkDataViewListModelNotifier
1525 // ---------------------------------------------------------
1526
1527 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1528 wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal )
1529 {
1530 m_wx_model = wx_model;
1531 m_internal = internal;
1532 }
1533
1534 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1535 {
1536 m_wx_model = NULL;
1537 m_internal = NULL;
1538 }
1539
1540 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1541 {
1542 m_internal->ItemAdded( parent, item );
1543 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1544
1545 GtkTreeIter iter;
1546 iter.stamp = wxgtk_model->stamp;
1547 iter.user_data = item.GetID();
1548
1549 wxGtkTreePath path(wxgtk_tree_model_get_path(
1550 GTK_TREE_MODEL(wxgtk_model), &iter ));
1551 gtk_tree_model_row_inserted(
1552 GTK_TREE_MODEL(wxgtk_model), path, &iter);
1553
1554 return true;
1555 }
1556
1557 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1558 {
1559 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1560 #if 0
1561 // using _get_path for a deleted item cannot be
1562 // a good idea
1563 GtkTreeIter iter;
1564 iter.stamp = wxgtk_model->stamp;
1565 iter.user_data = (gpointer) item.GetID();
1566 wxGtkTreePath path(wxgtk_tree_model_get_path(
1567 GTK_TREE_MODEL(wxgtk_model), &iter ));
1568 #else
1569 // so get the path from the parent
1570 GtkTreeIter iter;
1571 iter.stamp = wxgtk_model->stamp;
1572 iter.user_data = (gpointer) parent.GetID();
1573 wxGtkTreePath path(wxgtk_tree_model_get_path(
1574 GTK_TREE_MODEL(wxgtk_model), &iter ));
1575 // and add the final index ourselves
1576 int index = m_internal->GetIndexOf( parent, item );
1577 gtk_tree_path_append_index( path, index );
1578 #endif
1579
1580 gtk_tree_model_row_deleted(
1581 GTK_TREE_MODEL(wxgtk_model), path );
1582
1583 m_internal->ItemDeleted( parent, item );
1584
1585 return true;
1586 }
1587
1588 void wxGtkDataViewModelNotifier::Resort()
1589 {
1590 m_internal->Resort();
1591 }
1592
1593 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1594 {
1595 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1596
1597 GtkTreeIter iter;
1598 iter.stamp = wxgtk_model->stamp;
1599 iter.user_data = (gpointer) item.GetID();
1600
1601 wxGtkTreePath path(wxgtk_tree_model_get_path(
1602 GTK_TREE_MODEL(wxgtk_model), &iter ));
1603 gtk_tree_model_row_changed(
1604 GTK_TREE_MODEL(wxgtk_model), path, &iter );
1605
1606 m_internal->ItemChanged( item );
1607
1608 return true;
1609 }
1610
1611 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_column )
1612 {
1613 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1614 wxDataViewCtrl *ctrl = m_internal->GetOwner();
1615
1616 // This adds GTK+'s missing MVC logic for ValueChanged
1617 unsigned int index;
1618 for (index = 0; index < ctrl->GetColumnCount(); index++)
1619 {
1620 wxDataViewColumn *column = ctrl->GetColumn( index );
1621 if (column->GetModelColumn() == model_column)
1622 {
1623 GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
1624 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1625
1626 // Get cell area
1627 GtkTreeIter iter;
1628 iter.stamp = wxgtk_model->stamp;
1629 iter.user_data = (gpointer) item.GetID();
1630 wxGtkTreePath path(wxgtk_tree_model_get_path(
1631 GTK_TREE_MODEL(wxgtk_model), &iter ));
1632 GdkRectangle cell_area;
1633 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1634
1635 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1636 double d = gtk_adjustment_get_value( hadjust );
1637 int xdiff = (int) d;
1638
1639 int ydiff = gcolumn->button->allocation.height;
1640 // Redraw
1641 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1642 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1643
1644 m_internal->ValueChanged( item, model_column );
1645
1646 return true;
1647 }
1648 }
1649
1650 return false;
1651 }
1652
1653 bool wxGtkDataViewModelNotifier::BeforeReset()
1654 {
1655 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1656 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL );
1657
1658 return true;
1659 }
1660
1661 bool wxGtkDataViewModelNotifier::AfterReset()
1662 {
1663 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1664 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1665
1666 m_internal->Cleared();
1667
1668 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) );
1669
1670 return true;
1671 }
1672
1673 bool wxGtkDataViewModelNotifier::Cleared()
1674 {
1675 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1676
1677 // There is no call to tell the model that everything
1678 // has been deleted so call row_deleted() for every
1679 // child of root...
1680
1681 int count = m_internal->iter_n_children( NULL ); // number of children of root
1682
1683 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1684
1685 int i;
1686 for (i = 0; i < count; i++)
1687 gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path );
1688
1689 gtk_tree_path_free( path );
1690
1691 m_internal->Cleared();
1692
1693 return true;
1694 }
1695
1696 // ---------------------------------------------------------
1697 // wxDataViewRenderer
1698 // ---------------------------------------------------------
1699
1700 static gpointer s_user_data = NULL;
1701
1702 static void
1703 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1704 wxDataViewRenderer *wxrenderer )
1705 {
1706 wxDataViewColumn *column = wxrenderer->GetOwner();
1707 wxDataViewCtrl *dv = column->GetOwner();
1708 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1709 event.SetDataViewColumn( column );
1710 event.SetModel( dv->GetModel() );
1711 wxDataViewItem item( s_user_data );
1712 event.SetItem( item );
1713 dv->HandleWindowEvent( event );
1714 }
1715
1716 static void
1717 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1718 gchar *path, wxDataViewRenderer *wxrenderer )
1719 {
1720 if (!editable)
1721 return;
1722
1723 wxDataViewColumn *column = wxrenderer->GetOwner();
1724 wxDataViewCtrl *dv = column->GetOwner();
1725 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1726 event.SetDataViewColumn( column );
1727 event.SetModel( dv->GetModel() );
1728 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1729 event.SetItem( item );
1730 dv->HandleWindowEvent( event );
1731
1732 if (GTK_IS_CELL_EDITABLE(editable))
1733 {
1734 s_user_data = item.GetID();
1735
1736 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1737 G_CALLBACK (wxgtk_cell_editable_editing_done),
1738 (gpointer) wxrenderer );
1739
1740 }
1741 }
1742
1743
1744 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1745
1746 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1747 int align ) :
1748 wxDataViewRendererBase( varianttype, mode, align )
1749 {
1750 m_renderer = NULL;
1751 m_mode = mode;
1752
1753 // we haven't changed them yet
1754 m_usingDefaultAttrs = true;
1755
1756 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1757 // after the m_renderer pointer has been initialized
1758 }
1759
1760 void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1761 {
1762 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1763 }
1764
1765 void wxDataViewRenderer::GtkInitHandlers()
1766 {
1767 if (!gtk_check_version(2,6,0))
1768 {
1769 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1770 G_CALLBACK (wxgtk_renderer_editing_started),
1771 this);
1772 }
1773 }
1774
1775 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1776 {
1777 GtkCellRendererMode gtkMode;
1778 switch (mode)
1779 {
1780 case wxDATAVIEW_CELL_INERT:
1781 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1782 break;
1783
1784 case wxDATAVIEW_CELL_ACTIVATABLE:
1785 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1786 break;
1787
1788 case wxDATAVIEW_CELL_EDITABLE:
1789 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1790 break;
1791
1792 default:
1793 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1794 return;
1795 }
1796
1797 m_mode = mode;
1798
1799 // This value is most often ignored in GtkTreeView
1800 GValue gvalue = { 0, };
1801 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1802 g_value_set_enum( &gvalue, gtkMode );
1803 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1804 g_value_unset( &gvalue );
1805 }
1806
1807 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1808 {
1809 wxDataViewCellMode ret;
1810
1811 GValue gvalue;
1812 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1813
1814 switch (g_value_get_enum(&gvalue))
1815 {
1816 default:
1817 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1818 // fall through (we have to return something)
1819
1820 case GTK_CELL_RENDERER_MODE_INERT:
1821 ret = wxDATAVIEW_CELL_INERT;
1822 break;
1823
1824 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1825 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1826 break;
1827
1828 case GTK_CELL_RENDERER_MODE_EDITABLE:
1829 ret = wxDATAVIEW_CELL_EDITABLE;
1830 break;
1831 }
1832
1833 g_value_unset( &gvalue );
1834
1835 return ret;
1836 }
1837
1838 void wxDataViewRenderer::GtkApplyAlignment(GtkCellRenderer *renderer)
1839 {
1840 int align = m_alignment;
1841
1842 // query alignment from column ?
1843 if (align == -1)
1844 {
1845 // None there yet
1846 if (GetOwner() == NULL)
1847 return;
1848
1849 align = GetOwner()->GetAlignment();
1850 align |= wxALIGN_CENTRE_VERTICAL;
1851 }
1852
1853 // horizontal alignment:
1854
1855 gfloat xalign = 0.0;
1856 if (align & wxALIGN_RIGHT)
1857 xalign = 1.0;
1858 else if (align & wxALIGN_CENTER_HORIZONTAL)
1859 xalign = 0.5;
1860
1861 GValue gvalue = { 0, };
1862 g_value_init( &gvalue, G_TYPE_FLOAT );
1863 g_value_set_float( &gvalue, xalign );
1864 g_object_set_property( G_OBJECT(renderer), "xalign", &gvalue );
1865 g_value_unset( &gvalue );
1866
1867 // vertical alignment:
1868
1869 gfloat yalign = 0.0;
1870 if (align & wxALIGN_BOTTOM)
1871 yalign = 1.0;
1872 else if (align & wxALIGN_CENTER_VERTICAL)
1873 yalign = 0.5;
1874
1875 GValue gvalue2 = { 0, };
1876 g_value_init( &gvalue2, G_TYPE_FLOAT );
1877 g_value_set_float( &gvalue2, yalign );
1878 g_object_set_property( G_OBJECT(renderer), "yalign", &gvalue2 );
1879 g_value_unset( &gvalue2 );
1880 }
1881
1882 void wxDataViewRenderer::SetAlignment( int align )
1883 {
1884 m_alignment = align;
1885 GtkUpdateAlignment();
1886 }
1887
1888 int wxDataViewRenderer::GetAlignment() const
1889 {
1890 return m_alignment;
1891 }
1892
1893 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1894 {
1895 #ifdef __WXGTK26__
1896 if ( gtk_check_version(2, 6, 0) != NULL )
1897 return;
1898
1899 GtkCellRendererText * const rend = GtkGetTextRenderer();
1900 if ( !rend )
1901 return;
1902
1903 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1904 // can just cast between them
1905 GValue gvalue = { 0, };
1906 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1907 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1908 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1909 g_value_unset( &gvalue );
1910 #else // GTK < 2.6
1911 wxUnusedVar(mode);
1912 #endif // GTK 2.6/before
1913 }
1914
1915 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1916 {
1917 #ifdef __WXGTK26__
1918 if ( gtk_check_version(2, 6, 0) != NULL )
1919 return wxELLIPSIZE_NONE;
1920
1921 GtkCellRendererText * const rend = GtkGetTextRenderer();
1922 if ( !rend )
1923 return wxELLIPSIZE_NONE;
1924
1925 GValue gvalue = { 0, };
1926 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1927 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1928 wxEllipsizeMode
1929 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1930 g_value_unset( &gvalue );
1931
1932 return mode;
1933 #else // GTK < 2.6
1934 return wxELLIPSIZE_NONE;
1935 #endif // GTK 2.6/before
1936 }
1937
1938 void
1939 wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
1940 {
1941 wxVariant value(str);
1942 if (!Validate( value ))
1943 return;
1944
1945 wxDataViewItem
1946 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
1947
1948 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
1949 }
1950
1951 void
1952 wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
1953 const wxDataViewItem& item,
1954 unsigned col)
1955 {
1956 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
1957 model->ChangeValue( value, item, col );
1958 }
1959
1960 // ---------------------------------------------------------
1961 // wxDataViewTextRenderer
1962 // ---------------------------------------------------------
1963
1964 extern "C"
1965 {
1966
1967 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1968 gchar *arg1, gchar *arg2, gpointer user_data )
1969 {
1970 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1971
1972 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
1973 arg2, cell->GetOwner()->GetOwner()->GetFont()));
1974 }
1975
1976 }
1977
1978 namespace
1979 {
1980
1981 // helper function used by wxDataViewTextRenderer and
1982 // wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
1983 // given text renderer and returns true if anything was done
1984 bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
1985 {
1986 bool usingDefaultAttrs = true;
1987 if (attr.HasColour())
1988 {
1989 const GdkColor * const gcol = attr.GetColour().GetColor();
1990
1991 GValue gvalue = { 0, };
1992 g_value_init( &gvalue, GDK_TYPE_COLOR );
1993 g_value_set_boxed( &gvalue, gcol );
1994 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
1995 g_value_unset( &gvalue );
1996
1997 usingDefaultAttrs = false;
1998 }
1999 else
2000 {
2001 GValue gvalue = { 0, };
2002 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2003 g_value_set_boolean( &gvalue, FALSE );
2004 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2005 g_value_unset( &gvalue );
2006 }
2007
2008 if (attr.GetItalic())
2009 {
2010 GValue gvalue = { 0, };
2011 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2012 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2013 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2014 g_value_unset( &gvalue );
2015
2016 usingDefaultAttrs = false;
2017 }
2018 else
2019 {
2020 GValue gvalue = { 0, };
2021 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2022 g_value_set_boolean( &gvalue, FALSE );
2023 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2024 g_value_unset( &gvalue );
2025 }
2026
2027
2028 if (attr.GetBold())
2029 {
2030 GValue gvalue = { 0, };
2031 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2032 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2033 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2034 g_value_unset( &gvalue );
2035
2036 usingDefaultAttrs = false;
2037 }
2038 else
2039 {
2040 GValue gvalue = { 0, };
2041 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2042 g_value_set_boolean( &gvalue, FALSE );
2043 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2044 g_value_unset( &gvalue );
2045 }
2046
2047 #if 0
2048 if (attr.HasBackgroundColour())
2049 {
2050 wxColour colour = attr.GetBackgroundColour();
2051 const GdkColor * const gcol = colour.GetColor();
2052
2053 GValue gvalue = { 0, };
2054 g_value_init( &gvalue, GDK_TYPE_COLOR );
2055 g_value_set_boxed( &gvalue, gcol );
2056 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2057 g_value_unset( &gvalue );
2058 }
2059 else
2060 {
2061 GValue gvalue = { 0, };
2062 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2063 g_value_set_boolean( &gvalue, FALSE );
2064 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2065 g_value_unset( &gvalue );
2066 }
2067 #endif
2068
2069 return !usingDefaultAttrs;
2070 }
2071
2072 } // anonymous namespace
2073
2074 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2075
2076 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2077 int align ) :
2078 wxDataViewRenderer( varianttype, mode, align )
2079 {
2080 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2081 text_renderer->wx_renderer = this;
2082 m_renderer = (GtkCellRenderer*) text_renderer;
2083
2084 if (mode & wxDATAVIEW_CELL_EDITABLE)
2085 {
2086 GValue gvalue = { 0, };
2087 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2088 g_value_set_boolean( &gvalue, true );
2089 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2090 g_value_unset( &gvalue );
2091
2092 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2093
2094 GtkInitHandlers();
2095 }
2096
2097 SetMode(mode);
2098 SetAlignment(align);
2099 }
2100
2101 bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2102 {
2103 GValue gvalue = { 0, };
2104 g_value_init( &gvalue, G_TYPE_STRING );
2105 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2106 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2107 g_value_unset( &gvalue );
2108
2109 return true;
2110 }
2111
2112 bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2113 {
2114 GValue gvalue = { 0, };
2115 g_value_init( &gvalue, G_TYPE_STRING );
2116 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2117 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2118 g_value_unset( &gvalue );
2119
2120 return true;
2121 }
2122
2123 void wxDataViewTextRenderer::SetAlignment( int align )
2124 {
2125 wxDataViewRenderer::SetAlignment(align);
2126
2127 if (gtk_check_version(2,10,0))
2128 return;
2129
2130 // horizontal alignment:
2131 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2132 if (align & wxALIGN_RIGHT)
2133 pangoAlign = PANGO_ALIGN_RIGHT;
2134 else if (align & wxALIGN_CENTER_HORIZONTAL)
2135 pangoAlign = PANGO_ALIGN_CENTER;
2136
2137 GValue gvalue = { 0, };
2138 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2139 g_value_set_enum( &gvalue, pangoAlign );
2140 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2141 g_value_unset( &gvalue );
2142 }
2143
2144 bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2145 {
2146 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2147 }
2148
2149 GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2150 {
2151 return GTK_CELL_RENDERER_TEXT(m_renderer);
2152 }
2153
2154 // ---------------------------------------------------------
2155 // wxDataViewBitmapRenderer
2156 // ---------------------------------------------------------
2157
2158 namespace
2159 {
2160
2161 // set "pixbuf" property on the given renderer
2162 void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2163 {
2164 GValue gvalue = { 0, };
2165 g_value_init( &gvalue, G_TYPE_OBJECT );
2166 g_value_set_object( &gvalue, pixbuf );
2167 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2168 g_value_unset( &gvalue );
2169 }
2170
2171 } // anonymous namespace
2172
2173 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2174
2175 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2176 int align ) :
2177 wxDataViewRenderer( varianttype, mode, align )
2178 {
2179 m_renderer = gtk_cell_renderer_pixbuf_new();
2180
2181 SetMode(mode);
2182 SetAlignment(align);
2183 }
2184
2185 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2186 {
2187 if (value.GetType() == wxT("wxBitmap"))
2188 {
2189 wxBitmap bitmap;
2190 bitmap << value;
2191
2192 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2193 // object (and it will stay there and remain owned by wxBitmap)
2194 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2195 }
2196 else if (value.GetType() == wxT("wxIcon"))
2197 {
2198 wxIcon icon;
2199 icon << value;
2200
2201 SetPixbufProp(m_renderer, icon.GetPixbuf());
2202 }
2203 else
2204 {
2205 return false;
2206 }
2207
2208 return true;
2209 }
2210
2211 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2212 {
2213 return false;
2214 }
2215
2216 // ---------------------------------------------------------
2217 // wxDataViewToggleRenderer
2218 // ---------------------------------------------------------
2219
2220 extern "C" {
2221 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2222 gchar *path, gpointer user_data );
2223 }
2224
2225 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2226 gchar *path, gpointer user_data )
2227 {
2228 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2229
2230 // get old value
2231 GValue gvalue = { 0, };
2232 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2233 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2234 bool tmp = g_value_get_boolean( &gvalue );
2235 g_value_unset( &gvalue );
2236 // invert it
2237 tmp = !tmp;
2238
2239 wxVariant value = tmp;
2240 if (!cell->Validate( value ))
2241 return;
2242
2243 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2244 wxDataViewModel *model = ctrl->GetModel();
2245
2246 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2247
2248 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2249
2250 model->ChangeValue( value, item, model_col );
2251 }
2252
2253 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2254
2255 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2256 wxDataViewCellMode mode, int align ) :
2257 wxDataViewRenderer( varianttype, mode, align )
2258 {
2259 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2260
2261 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2262 {
2263 g_signal_connect_after( m_renderer, "toggled",
2264 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2265 }
2266 else
2267 {
2268 GValue gvalue = { 0, };
2269 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2270 g_value_set_boolean( &gvalue, false );
2271 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2272 g_value_unset( &gvalue );
2273 }
2274
2275 SetMode(mode);
2276 SetAlignment(align);
2277 }
2278
2279 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2280 {
2281 bool tmp = value;
2282
2283 GValue gvalue = { 0, };
2284 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2285 g_value_set_boolean( &gvalue, tmp );
2286 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2287 g_value_unset( &gvalue );
2288
2289 return true;
2290 }
2291
2292 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2293 {
2294 GValue gvalue = { 0, };
2295 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2296 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2297 bool tmp = g_value_get_boolean( &gvalue );
2298 g_value_unset( &gvalue );
2299
2300 value = tmp;
2301
2302 return true;
2303 }
2304
2305 // ---------------------------------------------------------
2306 // wxDataViewCustomRenderer
2307 // ---------------------------------------------------------
2308
2309 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2310 {
2311 public:
2312 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2313 wxWindowDCImpl( owner )
2314 {
2315 GtkWidget *widget = window->m_treeview;
2316 // Set later
2317 m_gdkwindow = NULL;
2318
2319 m_window = window;
2320
2321 m_context = window->GTKGetPangoDefaultContext();
2322 m_layout = pango_layout_new( m_context );
2323 m_fontdesc = pango_font_description_copy(gtk_widget_get_style(widget)->font_desc);
2324
2325 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2326
2327 // Set m_gdkwindow later
2328 // SetUpDC();
2329 }
2330 };
2331
2332 class wxDataViewCtrlDC: public wxWindowDC
2333 {
2334 public:
2335 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2336 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2337 { }
2338 };
2339
2340
2341 // ---------------------------------------------------------
2342 // wxDataViewCustomRenderer
2343 // ---------------------------------------------------------
2344
2345 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2346
2347 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2348 wxDataViewCellMode mode,
2349 int align,
2350 bool no_init )
2351 : wxDataViewCustomRendererBase( varianttype, mode, align )
2352 {
2353 m_dc = NULL;
2354 m_text_renderer = NULL;
2355
2356 if (no_init)
2357 m_renderer = NULL;
2358 else
2359 Init(mode, align);
2360 }
2361
2362 void wxDataViewCustomRenderer::GtkInitTextRenderer()
2363 {
2364 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2365 g_object_ref_sink(m_text_renderer);
2366
2367 GtkApplyAlignment(GTK_CELL_RENDERER(m_text_renderer));
2368 }
2369
2370 GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2371 {
2372 if ( !m_text_renderer )
2373 {
2374 // we create it on demand so need to do it even from a const function
2375 const_cast<wxDataViewCustomRenderer *>(this)->GtkInitTextRenderer();
2376 }
2377
2378 return m_text_renderer;
2379 }
2380
2381 void wxDataViewCustomRenderer::RenderText( const wxString &text,
2382 int xoffset,
2383 wxRect cell,
2384 wxDC *WXUNUSED(dc),
2385 int WXUNUSED(state) )
2386 {
2387
2388 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2389
2390 GValue gvalue = { 0, };
2391 g_value_init( &gvalue, G_TYPE_STRING );
2392 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2393 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2394 g_value_unset( &gvalue );
2395
2396 GtkApplyAttr(textRenderer, GetAttr());
2397
2398 GdkRectangle cell_area;
2399 wxRectToGDKRect(cell, cell_area);
2400 cell_area.x += xoffset;
2401 cell_area.width -= xoffset;
2402
2403 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2404 m_renderParams.window,
2405 m_renderParams.widget,
2406 m_renderParams.background_area,
2407 &cell_area,
2408 m_renderParams.expose_area,
2409 (GtkCellRendererState) m_renderParams.flags );
2410 }
2411
2412 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2413 {
2414 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2415 renderer->cell = this;
2416
2417 m_renderer = (GtkCellRenderer*) renderer;
2418
2419 SetMode(mode);
2420 SetAlignment(align);
2421
2422 GtkInitHandlers();
2423
2424 return true;
2425 }
2426
2427 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2428 {
2429 if (m_dc)
2430 delete m_dc;
2431
2432 if (m_text_renderer)
2433 g_object_unref(m_text_renderer);
2434 }
2435
2436 wxDC *wxDataViewCustomRenderer::GetDC()
2437 {
2438 if (m_dc == NULL)
2439 {
2440 if (GetOwner() == NULL)
2441 return NULL;
2442 if (GetOwner()->GetOwner() == NULL)
2443 return NULL;
2444 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2445 }
2446
2447 return m_dc;
2448 }
2449
2450 // ---------------------------------------------------------
2451 // wxDataViewProgressRenderer
2452 // ---------------------------------------------------------
2453
2454 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2455
2456 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2457 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2458 wxDataViewCustomRenderer( varianttype, mode, align, true )
2459 {
2460 m_label = label;
2461 m_value = 0;
2462
2463 #ifdef __WXGTK26__
2464 if (!gtk_check_version(2,6,0))
2465 {
2466 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2467
2468 SetMode(mode);
2469 SetAlignment(align);
2470
2471 #if !wxUSE_UNICODE
2472 // We can't initialize the renderer just yet because we don't have the
2473 // pointer to the column that uses this renderer yet and so attempt to
2474 // dereference GetOwner() to get the font that is used as a source of
2475 // encoding in multibyte-to-Unicode conversion in GTKSetLabel() in
2476 // non-Unicode builds would crash. So simply remember to do it later.
2477 if ( !m_label.empty() )
2478 m_needsToSetLabel = true;
2479 else
2480 #endif // !wxUSE_UNICODE
2481 GTKSetLabel();
2482 }
2483 else
2484 #endif
2485 {
2486 // Use custom cell code
2487 wxDataViewCustomRenderer::Init(mode, align);
2488 }
2489 }
2490
2491 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2492 {
2493 }
2494
2495 void wxDataViewProgressRenderer::GTKSetLabel()
2496 {
2497 GValue gvalue = { 0, };
2498 g_value_init( &gvalue, G_TYPE_STRING );
2499
2500 // Take care to not use GetOwner() here if the label is empty, we can be
2501 // called from ctor when GetOwner() is still NULL in this case.
2502 g_value_set_string( &gvalue,
2503 m_label.empty() ? ""
2504 : wxGTK_CONV_FONT(m_label,
2505 GetOwner()->GetOwner()->GetFont())
2506 );
2507 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2508 g_value_unset( &gvalue );
2509
2510 #if !wxUSE_UNICODE
2511 m_needsToSetLabel = false;
2512 #endif // !wxUSE_UNICODE
2513 }
2514
2515 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2516 {
2517 #ifdef __WXGTK26__
2518 if (!gtk_check_version(2,6,0))
2519 {
2520 #if !wxUSE_UNICODE
2521 if ( m_needsToSetLabel )
2522 GTKSetLabel();
2523 #endif // !wxUSE_UNICODE
2524
2525 gint tmp = (long) value;
2526 GValue gvalue = { 0, };
2527 g_value_init( &gvalue, G_TYPE_INT );
2528 g_value_set_int( &gvalue, tmp );
2529 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2530 g_value_unset( &gvalue );
2531 }
2532 else
2533 #endif
2534 {
2535 m_value = (long) value;
2536
2537 if (m_value < 0) m_value = 0;
2538 if (m_value > 100) m_value = 100;
2539 }
2540
2541 return true;
2542 }
2543
2544 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2545 {
2546 return false;
2547 }
2548
2549 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2550 {
2551 double pct = (double)m_value / 100.0;
2552 wxRect bar = cell;
2553 bar.width = (int)(cell.width * pct);
2554 dc->SetPen( *wxTRANSPARENT_PEN );
2555 dc->SetBrush( *wxBLUE_BRUSH );
2556 dc->DrawRectangle( bar );
2557
2558 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2559 dc->SetPen( *wxBLACK_PEN );
2560 dc->DrawRectangle( cell );
2561
2562 return true;
2563 }
2564
2565 wxSize wxDataViewProgressRenderer::GetSize() const
2566 {
2567 return wxSize(40,12);
2568 }
2569
2570 // -------------------------------------
2571 // wxDataViewChoiceRenderer
2572 // -------------------------------------
2573
2574 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2575 wxDataViewCellMode mode, int alignment ) :
2576 wxDataViewCustomRenderer( "string", mode, alignment, true )
2577 {
2578 m_choices = choices;
2579
2580 #ifdef __WXGTK26__
2581 if (!gtk_check_version(2,6,0))
2582 {
2583 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2584
2585 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2586 for (size_t n = 0; n < m_choices.GetCount(); n++)
2587 {
2588 gtk_list_store_insert_with_values(
2589 store, NULL, n, 0,
2590 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2591 }
2592
2593 g_object_set (m_renderer,
2594 "model", store,
2595 "text-column", 0,
2596 "has-entry", FALSE,
2597 NULL);
2598
2599 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2600 g_object_set (m_renderer, "editable", editable, NULL);
2601
2602 SetAlignment(alignment);
2603
2604 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2605
2606 GtkInitHandlers();
2607 }
2608 else
2609 #endif
2610 {
2611 // Use custom cell code
2612 wxDataViewCustomRenderer::Init(mode, alignment);
2613 }
2614 }
2615
2616 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2617 {
2618 RenderText( m_data, 0, rect, dc, state );
2619 return true;
2620 }
2621
2622 wxSize wxDataViewChoiceRenderer::GetSize() const
2623 {
2624 return wxSize(70,20);
2625 }
2626
2627 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2628 {
2629
2630 #ifdef __WXGTK26__
2631 if (!gtk_check_version(2,6,0))
2632 {
2633 GValue gvalue = { 0, };
2634 g_value_init( &gvalue, G_TYPE_STRING );
2635 g_value_set_string(&gvalue,
2636 wxGTK_CONV_FONT(value.GetString(),
2637 GetOwner()->GetOwner()->GetFont()));
2638 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2639 g_value_unset( &gvalue );
2640 }
2641 else
2642 #endif
2643 m_data = value.GetString();
2644
2645 return true;
2646 }
2647
2648 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2649 {
2650 #ifdef __WXGTK26__
2651 if (!gtk_check_version(2,6,0))
2652 {
2653 GValue gvalue = { 0, };
2654 g_value_init( &gvalue, G_TYPE_STRING );
2655 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2656 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2657 GetOwner()->GetOwner()->GetFont());
2658 g_value_unset( &gvalue );
2659 value = temp;
2660
2661 //wxPrintf( "temp %s\n", temp );
2662 // TODO: remove this code
2663 }
2664 else
2665 #endif
2666 value = m_data;
2667
2668 return true;
2669 }
2670
2671 void wxDataViewChoiceRenderer::SetAlignment( int align )
2672 {
2673 wxDataViewCustomRenderer::SetAlignment(align);
2674
2675 if (gtk_check_version(2,10,0))
2676 return;
2677
2678 // horizontal alignment:
2679 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2680 if (align & wxALIGN_RIGHT)
2681 pangoAlign = PANGO_ALIGN_RIGHT;
2682 else if (align & wxALIGN_CENTER_HORIZONTAL)
2683 pangoAlign = PANGO_ALIGN_CENTER;
2684
2685 GValue gvalue = { 0, };
2686 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2687 g_value_set_enum( &gvalue, pangoAlign );
2688 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2689 g_value_unset( &gvalue );
2690 }
2691
2692 // ----------------------------------------------------------------------------
2693 // wxDataViewChoiceByIndexRenderer
2694 // ----------------------------------------------------------------------------
2695
2696 wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2697 wxDataViewCellMode mode, int alignment ) :
2698 wxDataViewChoiceRenderer( choices, mode, alignment )
2699 {
2700 }
2701
2702 void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
2703 {
2704 wxVariant value( (long) GetChoices().Index( str ) );
2705
2706 if (!Validate( value ))
2707 return;
2708
2709 wxDataViewItem
2710 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2711
2712 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2713 }
2714
2715 bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2716 {
2717 wxVariant string_value = GetChoice( value.GetLong() );
2718 return wxDataViewChoiceRenderer::SetValue( string_value );
2719 }
2720
2721 bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2722 {
2723 wxVariant string_value;
2724 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2725 return false;
2726
2727 value = (long) GetChoices().Index( string_value.GetString() );
2728 return true;
2729 }
2730
2731 // ---------------------------------------------------------
2732 // wxDataViewDateRenderer
2733 // ---------------------------------------------------------
2734
2735 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2736 {
2737 public:
2738 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2739 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2740 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2741 {
2742 m_model = model;
2743 m_item = item;
2744 m_col = col;
2745 m_cal = new wxCalendarCtrl( this, -1, *value );
2746 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2747 sizer->Add( m_cal, 1, wxGROW );
2748 SetSizer( sizer );
2749 sizer->Fit( this );
2750 }
2751
2752 virtual void OnDismiss()
2753 {
2754 }
2755
2756 void OnCalendar( wxCalendarEvent &event );
2757
2758 wxCalendarCtrl *m_cal;
2759 wxDataViewModel *m_model;
2760 wxDataViewItem m_item;
2761 unsigned int m_col;
2762
2763 private:
2764 DECLARE_EVENT_TABLE()
2765 };
2766
2767 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2768 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2769 END_EVENT_TABLE()
2770
2771 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2772 {
2773 m_model->ChangeValue( event.GetDate(), m_item, m_col );
2774 DismissAndNotify();
2775 }
2776
2777 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2778
2779 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2780 wxDataViewCellMode mode, int align ) :
2781 wxDataViewCustomRenderer( varianttype, mode, align )
2782 {
2783 SetMode(mode);
2784 SetAlignment(align);
2785 }
2786
2787 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2788 {
2789 m_date = value.GetDateTime();
2790
2791 return true;
2792 }
2793
2794 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2795 {
2796 return false;
2797 }
2798
2799 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2800 {
2801 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2802 wxString tmp = m_date.FormatDate();
2803 RenderText( tmp, 0, cell, dc, state );
2804 return true;
2805 }
2806
2807 wxSize wxDataViewDateRenderer::GetSize() const
2808 {
2809 wxString tmp = m_date.FormatDate();
2810 wxCoord x,y,d;
2811 GetView()->GetTextExtent( tmp, &x, &y, &d );
2812 return wxSize(x,y+d);
2813 }
2814
2815 bool wxDataViewDateRenderer::Activate( const wxRect& WXUNUSED(cell), wxDataViewModel *model,
2816 const wxDataViewItem &item, unsigned int col )
2817 {
2818 wxVariant variant;
2819 model->GetValue( variant, item, col );
2820 wxDateTime value = variant.GetDateTime();
2821
2822 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2823 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2824 wxPoint pos = wxGetMousePosition();
2825 popup->Move( pos );
2826 popup->Layout();
2827 popup->Popup( popup->m_cal );
2828
2829 return true;
2830 }
2831
2832
2833 // ---------------------------------------------------------
2834 // wxDataViewIconTextRenderer
2835 // ---------------------------------------------------------
2836
2837 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2838
2839 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2840 (
2841 const wxString &varianttype,
2842 wxDataViewCellMode mode,
2843 int align
2844 )
2845 : wxDataViewTextRenderer(varianttype, mode, align)
2846 {
2847 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2848 }
2849
2850 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2851 {
2852 }
2853
2854 void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2855 {
2856 // add the icon renderer first
2857 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2858
2859 // add the text renderer too
2860 wxDataViewRenderer::GtkPackIntoColumn(column);
2861 }
2862
2863 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2864 {
2865 m_value << value;
2866
2867 SetTextValue(m_value.GetText());
2868 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2869
2870 return true;
2871 }
2872
2873 bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2874 {
2875 wxString str;
2876 if ( !GetTextValue(str) )
2877 return false;
2878
2879 // user doesn't have any way to edit the icon so leave it unchanged
2880 value << wxDataViewIconText(str, m_value.GetIcon());
2881
2882 return true;
2883 }
2884
2885 void
2886 wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2887 const wxDataViewItem& item,
2888 unsigned col)
2889 {
2890 // we receive just the text part of our value as it's the only one which
2891 // can be edited, but we need the full wxDataViewIconText value for the
2892 // model
2893 wxVariant valueIconText;
2894 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2895 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2896 }
2897
2898 // ---------------------------------------------------------
2899 // wxDataViewColumn
2900 // ---------------------------------------------------------
2901
2902
2903 static gboolean
2904 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2905 GdkEventButton *gdk_event,
2906 wxDataViewColumn *column )
2907 {
2908 if (gdk_event->type != GDK_BUTTON_PRESS)
2909 return FALSE;
2910
2911 if (gdk_event->button == 1)
2912 {
2913 gs_lastLeftClickHeader = column;
2914
2915 wxDataViewCtrl *dv = column->GetOwner();
2916 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2917 event.SetDataViewColumn( column );
2918 event.SetModel( dv->GetModel() );
2919 if (dv->HandleWindowEvent( event ))
2920 return FALSE;
2921 }
2922
2923 if (gdk_event->button == 3)
2924 {
2925 wxDataViewCtrl *dv = column->GetOwner();
2926 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2927 event.SetDataViewColumn( column );
2928 event.SetModel( dv->GetModel() );
2929 if (dv->HandleWindowEvent( event ))
2930 return FALSE;
2931 }
2932
2933 return FALSE;
2934 }
2935
2936 extern "C"
2937 {
2938
2939 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2940 GtkCellRenderer *renderer,
2941 GtkTreeModel *model,
2942 GtkTreeIter *iter,
2943 gpointer data )
2944 {
2945 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2946 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2947
2948 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2949
2950 wxDataViewItem item( (void*) iter->user_data );
2951
2952 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2953
2954 if (!wx_model->IsVirtualListModel())
2955 {
2956 gboolean visible;
2957 if (wx_model->IsContainer( item ))
2958 {
2959 visible = wx_model->HasContainerColumns( item ) ||
2960 (cell->GetOwner()->GetModelColumn() == 0);
2961 }
2962 else
2963 {
2964 visible = true;
2965 }
2966
2967 GValue gvalue = { 0, };
2968 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2969 g_value_set_boolean( &gvalue, visible );
2970 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2971 g_value_unset( &gvalue );
2972
2973 if ( !visible )
2974 return;
2975 }
2976
2977 wxVariant value;
2978 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2979
2980 if (value.GetType() != cell->GetVariantType())
2981 {
2982 wxLogError( wxT("Wrong type, required: %s but: %s"),
2983 value.GetType().c_str(),
2984 cell->GetVariantType().c_str() );
2985 }
2986
2987 cell->SetValue( value );
2988
2989 // deal with disabled items
2990 bool enabled = wx_model->IsEnabled( item, cell->GetOwner()->GetModelColumn() );
2991
2992 // a) this sets the appearance to disabled grey
2993 GValue gvalue = { 0, };
2994 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2995 g_value_set_boolean( &gvalue, enabled );
2996 g_object_set_property( G_OBJECT(renderer), "sensitive", &gvalue );
2997 g_value_unset( &gvalue );
2998
2999 // b) this actually disables the control/renderer
3000 if (enabled)
3001 cell->SetMode( cell->GtkGetMode() );
3002 else
3003 cell->SetMode( wxDATAVIEW_CELL_INERT );
3004
3005
3006 // deal with attributes: if the renderer doesn't support them at all, we
3007 // don't even need to query the model for them
3008 if ( !cell->GtkSupportsAttrs() )
3009 return;
3010
3011 // it can support attributes so check if this item has any
3012 wxDataViewItemAttr attr;
3013 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
3014 || !cell->GtkIsUsingDefaultAttrs() )
3015 {
3016 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
3017 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
3018 }
3019 // else: no custom attributes specified and we're already using the default
3020 // ones -- nothing to do
3021
3022 }
3023
3024 } // extern "C"
3025
3026 #include <wx/listimpl.cpp>
3027 WX_DEFINE_LIST(wxDataViewColumnList)
3028
3029 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
3030 unsigned int model_column, int width,
3031 wxAlignment align, int flags )
3032 : wxDataViewColumnBase( cell, model_column )
3033 {
3034 Init( align, flags, width );
3035
3036 SetTitle( title );
3037 }
3038
3039 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
3040 unsigned int model_column, int width,
3041 wxAlignment align, int flags )
3042 : wxDataViewColumnBase( bitmap, cell, model_column )
3043 {
3044 Init( align, flags, width );
3045
3046 SetBitmap( bitmap );
3047 }
3048
3049 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
3050 {
3051 m_isConnected = false;
3052
3053 GtkTreeViewColumn *column = gtk_tree_view_column_new();
3054 m_column = (GtkWidget*) column;
3055
3056 SetFlags( flags );
3057 SetAlignment( align );
3058
3059 SetWidth( width );
3060
3061 // Create container for icon and label
3062 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
3063 gtk_widget_show( box );
3064 // gtk_container_set_border_width((GtkContainer*)box, 2);
3065 m_image = gtk_image_new();
3066 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
3067 m_label = gtk_label_new("");
3068 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
3069 gtk_tree_view_column_set_widget( column, box );
3070
3071 wxDataViewRenderer * const colRenderer = GetRenderer();
3072 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
3073
3074 colRenderer->GtkPackIntoColumn(column);
3075
3076 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
3077 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
3078 }
3079
3080 void wxDataViewColumn::OnInternalIdle()
3081 {
3082 if (m_isConnected)
3083 return;
3084
3085 if (gtk_widget_get_realized(GetOwner()->m_treeview))
3086 {
3087 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3088 if (column->button)
3089 {
3090 g_signal_connect(column->button, "button_press_event",
3091 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
3092
3093 // otherwise the event will be blocked by GTK+
3094 gtk_tree_view_column_set_clickable( column, TRUE );
3095
3096 m_isConnected = true;
3097 }
3098 }
3099 }
3100
3101 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
3102 {
3103 wxDataViewColumnBase::SetOwner( owner );
3104
3105 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3106
3107 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
3108 }
3109
3110 void wxDataViewColumn::SetTitle( const wxString &title )
3111 {
3112 wxDataViewCtrl *ctrl = GetOwner();
3113 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3114 : wxGTK_CONV_SYS(title) );
3115 if (title.empty())
3116 gtk_widget_hide( m_label );
3117 else
3118 gtk_widget_show( m_label );
3119 }
3120
3121 wxString wxDataViewColumn::GetTitle() const
3122 {
3123 return wxGTK_CONV_BACK_FONT(
3124 gtk_label_get_text( GTK_LABEL(m_label) ),
3125 GetOwner()->GetFont()
3126 );
3127 }
3128
3129 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3130 {
3131 wxDataViewColumnBase::SetBitmap( bitmap );
3132
3133 if (bitmap.IsOk())
3134 {
3135 GtkImage *gtk_image = GTK_IMAGE(m_image);
3136
3137 GdkBitmap *mask = NULL;
3138 if (bitmap.GetMask())
3139 mask = bitmap.GetMask()->GetBitmap();
3140
3141 if (bitmap.HasPixbuf())
3142 {
3143 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3144 bitmap.GetPixbuf());
3145 }
3146 else
3147 {
3148 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3149 bitmap.GetPixmap(), mask);
3150 }
3151 gtk_widget_show( m_image );
3152 }
3153 else
3154 {
3155 gtk_widget_hide( m_image );
3156 }
3157 }
3158
3159 void wxDataViewColumn::SetHidden( bool hidden )
3160 {
3161 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3162 }
3163
3164 void wxDataViewColumn::SetResizeable( bool resizable )
3165 {
3166 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizable );
3167 }
3168
3169 void wxDataViewColumn::SetAlignment( wxAlignment align )
3170 {
3171 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3172
3173 gfloat xalign = 0.0;
3174 if (align == wxALIGN_RIGHT)
3175 xalign = 1.0;
3176 if (align == wxALIGN_CENTER_HORIZONTAL ||
3177 align == wxALIGN_CENTER)
3178 xalign = 0.5;
3179
3180 gtk_tree_view_column_set_alignment( column, xalign );
3181
3182 if (m_renderer && m_renderer->GetAlignment() == -1)
3183 m_renderer->GtkUpdateAlignment();
3184 }
3185
3186 wxAlignment wxDataViewColumn::GetAlignment() const
3187 {
3188 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3189
3190 if (xalign == 1.0)
3191 return wxALIGN_RIGHT;
3192 if (xalign == 0.5)
3193 return wxALIGN_CENTER_HORIZONTAL;
3194
3195 return wxALIGN_LEFT;
3196 }
3197
3198 void wxDataViewColumn::SetSortable( bool sortable )
3199 {
3200 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3201
3202 if ( sortable )
3203 {
3204 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3205 }
3206 else
3207 {
3208 gtk_tree_view_column_set_sort_column_id( column, -1 );
3209 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3210 gtk_tree_view_column_set_clickable( column, FALSE );
3211 }
3212 }
3213
3214 bool wxDataViewColumn::IsSortable() const
3215 {
3216 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3217 return gtk_tree_view_column_get_clickable( column );
3218 }
3219
3220 void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
3221 {
3222 // it might not make sense to have this function in wxHeaderColumn at
3223 // all in fact, changing of the sort order should only be done using the
3224 // associated control API
3225 wxFAIL_MSG( "not implemented" );
3226 }
3227
3228 bool wxDataViewColumn::IsSortKey() const
3229 {
3230 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3231 return gtk_tree_view_column_get_sort_indicator( column );
3232 }
3233
3234 bool wxDataViewColumn::IsResizeable() const
3235 {
3236 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3237 return gtk_tree_view_column_get_resizable( column );
3238 }
3239
3240 bool wxDataViewColumn::IsHidden() const
3241 {
3242 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3243 return !gtk_tree_view_column_get_visible( column );
3244 }
3245
3246 void wxDataViewColumn::SetSortOrder( bool ascending )
3247 {
3248 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3249
3250 if (ascending)
3251 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3252 else
3253 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3254
3255 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3256 }
3257
3258 bool wxDataViewColumn::IsSortOrderAscending() const
3259 {
3260 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3261
3262 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3263 }
3264
3265 void wxDataViewColumn::SetMinWidth( int width )
3266 {
3267 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3268 }
3269
3270 int wxDataViewColumn::GetMinWidth() const
3271 {
3272 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3273 }
3274
3275 int wxDataViewColumn::GetWidth() const
3276 {
3277 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3278 }
3279
3280 void wxDataViewColumn::SetWidth( int width )
3281 {
3282 if ( width == wxCOL_WIDTH_AUTOSIZE )
3283 {
3284 // NB: this disables user resizing
3285 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3286 }
3287 else
3288 {
3289 if ( width == wxCOL_WIDTH_DEFAULT )
3290 {
3291 // TODO find a better calculation
3292 width = wxDVC_DEFAULT_WIDTH;
3293 }
3294
3295 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3296 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3297 }
3298 }
3299
3300 void wxDataViewColumn::SetReorderable( bool reorderable )
3301 {
3302 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3303 }
3304
3305 bool wxDataViewColumn::IsReorderable() const
3306 {
3307 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3308 }
3309
3310 //-----------------------------------------------------------------------------
3311 // wxGtkTreeModelNode
3312 //-----------------------------------------------------------------------------
3313
3314 #if 0
3315 class wxGtkTreeModelChildWithPos
3316 {
3317 public:
3318 unsigned int pos;
3319 void *id;
3320 };
3321
3322 static
3323 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3324 {
3325 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3326 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3327 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3328 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3329 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3330
3331 return ret;
3332 }
3333 #else
3334 static
3335 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3336 {
3337 return gs_internal->GetDataViewModel()->Compare( **data1, **data2,
3338 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3339 }
3340
3341 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3342 #endif
3343
3344 void wxGtkTreeModelNode::Resort()
3345 {
3346 size_t child_count = GetChildCount();
3347 if (child_count == 0)
3348 return;
3349
3350 size_t node_count = GetNodesCount();
3351
3352 if (child_count == 1)
3353 {
3354 if (node_count == 1)
3355 {
3356 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3357 node->Resort();
3358 }
3359 return;
3360 }
3361
3362 gint *new_order = new gint[child_count];
3363
3364 #if 1
3365 // m_children has the original *void
3366 // ptrs points to these
3367 wxGtkTreeModelChildrenPtr ptrs;
3368 size_t i;
3369 for (i = 0; i < child_count; i++)
3370 ptrs.Add( &(m_children[i]) );
3371 // Sort the ptrs
3372 gs_internal = m_internal;
3373 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3374
3375 wxGtkTreeModelChildren temp;
3376 void** base_ptr = &(m_children[0]);
3377 // Transfer positions to new_order array and
3378 // IDs to temp
3379 for (i = 0; i < child_count; i++)
3380 {
3381 new_order[i] = ptrs[i] - base_ptr;
3382 temp.Add( *ptrs[i] );
3383 }
3384
3385 // Transfer IDs back to m_children
3386 m_children.Clear();
3387 WX_APPEND_ARRAY( temp, m_children );
3388 #endif
3389 #if 0
3390 // Too slow
3391
3392 // Build up array with IDs and original positions
3393 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3394 size_t i;
3395 for (i = 0; i < child_count; i++)
3396 {
3397 temp[i].pos = i;
3398 temp[i].id = m_children[i];
3399 }
3400 // Sort array keeping original positions
3401 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3402 &wxGtkTreeModelChildWithPosCmp, m_internal );
3403 // Transfer positions to new_order array and
3404 // IDs to m_children
3405 m_children.Clear();
3406 for (i = 0; i < child_count; i++)
3407 {
3408 new_order[i] = temp[i].pos;
3409 m_children.Add( temp[i].id );
3410 }
3411 // Delete array
3412 delete [] temp;
3413 #endif
3414
3415 #if 0
3416 // Too slow
3417
3418 wxGtkTreeModelChildren temp;
3419 WX_APPEND_ARRAY( temp, m_children );
3420
3421 gs_internal = m_internal;
3422 m_children.Sort( &wxGtkTreeModelChildCmp );
3423
3424 unsigned int pos;
3425 for (pos = 0; pos < child_count; pos++)
3426 {
3427 void *id = m_children.Item( pos );
3428 int old_pos = temp.Index( id );
3429 new_order[pos] = old_pos;
3430 }
3431 #endif
3432
3433 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3434
3435 GtkTreeIter iter;
3436 iter.user_data = GetItem().GetID();
3437 iter.stamp = m_internal->GetGtkModel()->stamp;
3438
3439 gtk_tree_model_rows_reordered( gtk_tree_model,
3440 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3441
3442 delete [] new_order;
3443
3444 unsigned int pos;
3445 for (pos = 0; pos < node_count; pos++)
3446 {
3447 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3448 node->Resort();
3449 }
3450 }
3451
3452 //-----------------------------------------------------------------------------
3453 // wxDataViewCtrlInternal
3454 //-----------------------------------------------------------------------------
3455
3456 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model )
3457 {
3458 m_owner = owner;
3459 m_wx_model = wx_model;
3460
3461 m_gtk_model = NULL;
3462 m_root = NULL;
3463 m_sort_order = GTK_SORT_ASCENDING;
3464 m_sort_column = -1;
3465 m_dataview_sort_column = NULL;
3466
3467 m_dragDataObject = NULL;
3468 m_dropDataObject = NULL;
3469
3470 m_dirty = false;
3471
3472 m_gtk_model = wxgtk_tree_model_new();
3473 m_gtk_model->internal = this;
3474
3475 m_notifier = new wxGtkDataViewModelNotifier( wx_model, this );
3476
3477 wx_model->AddNotifier( m_notifier );
3478
3479 // g_object_unref( gtk_model ); ???
3480
3481 if (!m_wx_model->IsVirtualListModel())
3482 InitTree();
3483
3484 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) );
3485 }
3486
3487 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3488 {
3489 m_wx_model->RemoveNotifier( m_notifier );
3490
3491 // remove the model from the GtkTreeView before it gets destroyed
3492 gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL );
3493
3494 g_object_unref( m_gtk_model );
3495
3496 delete m_dragDataObject;
3497 delete m_dropDataObject;
3498 }
3499
3500 void wxDataViewCtrlInternal::ScheduleRefresh()
3501 {
3502 m_dirty = true;
3503 }
3504
3505 void wxDataViewCtrlInternal::OnInternalIdle()
3506 {
3507 if (m_dirty)
3508 {
3509 GtkWidget *widget = m_owner->GtkGetTreeView();
3510 gtk_widget_queue_draw( widget );
3511 m_dirty = false;
3512 }
3513 }
3514
3515 void wxDataViewCtrlInternal::InitTree()
3516 {
3517 wxDataViewItem item;
3518 m_root = new wxGtkTreeModelNode( NULL, item, this );
3519
3520 BuildBranch( m_root );
3521 }
3522
3523 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3524 {
3525 if (node->GetChildCount() == 0)
3526 {
3527 wxDataViewItemArray children;
3528 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3529
3530 unsigned int pos;
3531 for (pos = 0; pos < count; pos++)
3532 {
3533 wxDataViewItem child = children[pos];
3534
3535 if (m_wx_model->IsContainer( child ))
3536 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3537 else
3538 node->AddLeave( child.GetID() );
3539
3540 // Don't send any events here
3541 }
3542 }
3543 }
3544
3545 // GTK+ dnd iface
3546
3547 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3548 {
3549 wxGtkString atom_str( gdk_atom_name( format ) );
3550 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3551
3552 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3553 m_dragSourceTargetEntry.flags = 0;
3554 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3555
3556 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3557 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3558
3559 return true;
3560 }
3561
3562 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3563 {
3564 wxGtkString atom_str( gdk_atom_name( format ) );
3565 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3566
3567 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3568 m_dropTargetTargetEntry.flags = 0;
3569 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3570
3571 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3572 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3573
3574 return true;
3575 }
3576
3577 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3578 GtkTreePath *path )
3579 {
3580 delete m_dragDataObject;
3581 m_dragDataObject = NULL;
3582
3583 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3584 if ( !item )
3585 return FALSE;
3586
3587 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3588 event.SetEventObject( m_owner );
3589 event.SetItem( item );
3590 event.SetModel( m_wx_model );
3591 gint x, y;
3592 gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y);
3593 event.SetPosition(x, y);
3594 if (!m_owner->HandleWindowEvent( event ))
3595 return FALSE;
3596
3597 if (!event.IsAllowed())
3598 return FALSE;
3599
3600 wxDataObject *obj = event.GetDataObject();
3601 if (!obj)
3602 return FALSE;
3603
3604 m_dragDataObject = obj;
3605
3606 return TRUE;
3607 }
3608
3609 gboolean
3610 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3611 GtkTreePath *WXUNUSED(path))
3612 {
3613 return FALSE;
3614 }
3615
3616 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3617 GtkTreePath *path, GtkSelectionData *selection_data )
3618 {
3619 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3620 if ( !item )
3621 return FALSE;
3622
3623 GdkAtom target = gtk_selection_data_get_target(selection_data);
3624 if (!m_dragDataObject->IsSupported(target))
3625 return FALSE;
3626
3627 size_t size = m_dragDataObject->GetDataSize(target);
3628 if (size == 0)
3629 return FALSE;
3630
3631 void *buf = malloc( size );
3632
3633 gboolean res = FALSE;
3634 if (m_dragDataObject->GetDataHere(target, buf))
3635 {
3636 res = TRUE;
3637
3638 gtk_selection_data_set(selection_data, target,
3639 8, (const guchar*) buf, size );
3640 }
3641
3642 free( buf );
3643
3644 return res;
3645 }
3646
3647 gboolean
3648 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3649 GtkTreePath *path,
3650 GtkSelectionData *selection_data)
3651 {
3652 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3653 if ( !item )
3654 return FALSE;
3655
3656 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3657 event.SetEventObject( m_owner );
3658 event.SetItem( item );
3659 event.SetModel( m_wx_model );
3660 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3661 event.SetDataSize(gtk_selection_data_get_length(selection_data));
3662 event.SetDataBuffer(const_cast<guchar*>(gtk_selection_data_get_data(selection_data)));
3663 if (!m_owner->HandleWindowEvent( event ))
3664 return FALSE;
3665
3666 if (!event.IsAllowed())
3667 return FALSE;
3668
3669 return TRUE;
3670 }
3671
3672 gboolean
3673 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3674 GtkTreePath *path,
3675 GtkSelectionData *selection_data)
3676 {
3677 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3678 if ( !item )
3679 return FALSE;
3680
3681 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3682 event.SetEventObject( m_owner );
3683 event.SetItem( item );
3684 event.SetModel( m_wx_model );
3685 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3686 if (!m_owner->HandleWindowEvent( event ))
3687 return FALSE;
3688
3689 if (!event.IsAllowed())
3690 return FALSE;
3691
3692 return TRUE;
3693 }
3694
3695 // notifications from wxDataViewModel
3696
3697 bool wxDataViewCtrlInternal::Cleared()
3698 {
3699 if (m_root)
3700 {
3701 delete m_root;
3702 m_root = NULL;
3703 }
3704
3705 InitTree();
3706
3707 ScheduleRefresh();
3708
3709 return true;
3710 }
3711
3712 void wxDataViewCtrlInternal::Resort()
3713 {
3714 if (!m_wx_model->IsVirtualListModel())
3715 m_root->Resort();
3716
3717 ScheduleRefresh();
3718 }
3719
3720 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3721 {
3722 if (!m_wx_model->IsVirtualListModel())
3723 {
3724 wxGtkTreeModelNode *parent_node = FindNode( parent );
3725 wxASSERT_MSG(parent_node,
3726 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3727
3728 if (m_wx_model->IsContainer( item ))
3729 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3730 else
3731 parent_node->AddLeave( item.GetID() );
3732 }
3733
3734 ScheduleRefresh();
3735
3736 return true;
3737 }
3738
3739 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3740 {
3741 if (!m_wx_model->IsVirtualListModel())
3742 {
3743 wxGtkTreeModelNode *parent_node = FindNode( parent );
3744 wxASSERT_MSG(parent_node,
3745 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3746
3747 parent_node->DeleteChild( item.GetID() );
3748 }
3749
3750 ScheduleRefresh();
3751
3752 return true;
3753 }
3754
3755 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3756 {
3757 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3758 event.SetEventObject( m_owner );
3759 event.SetModel( m_owner->GetModel() );
3760 event.SetItem( item );
3761 m_owner->HandleWindowEvent( event );
3762
3763 return true;
3764 }
3765
3766 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int view_column )
3767 {
3768 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3769 event.SetEventObject( m_owner );
3770 event.SetModel( m_owner->GetModel() );
3771 event.SetColumn( view_column );
3772 event.SetDataViewColumn( GetOwner()->GetColumn(view_column) );
3773 event.SetItem( item );
3774 m_owner->HandleWindowEvent( event );
3775
3776 return true;
3777 }
3778
3779 // GTK+ model iface
3780
3781 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3782 {
3783 int flags = 0;
3784
3785 if ( m_wx_model->IsListModel() )
3786 flags |= GTK_TREE_MODEL_LIST_ONLY;
3787
3788 if ( !m_wx_model->IsVirtualListModel() )
3789 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3790
3791 return GtkTreeModelFlags(flags);
3792 }
3793
3794 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3795 {
3796
3797 if (m_wx_model->IsVirtualListModel())
3798 {
3799 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3800
3801 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3802
3803 if (i >= wx_model->GetCount())
3804 return FALSE;
3805
3806 iter->stamp = m_gtk_model->stamp;
3807 // user_data is just the index +1
3808 iter->user_data = (gpointer) (i+1);
3809
3810 return TRUE;
3811 }
3812 else
3813 {
3814 int depth = gtk_tree_path_get_depth( path );
3815
3816 wxGtkTreeModelNode *node = m_root;
3817
3818 int i;
3819 for (i = 0; i < depth; i++)
3820 {
3821 BuildBranch( node );
3822
3823 gint pos = gtk_tree_path_get_indices (path)[i];
3824 if (pos < 0) return FALSE;
3825 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3826
3827 void* id = node->GetChildren().Item( (size_t) pos );
3828
3829 if (i == depth-1)
3830 {
3831 iter->stamp = m_gtk_model->stamp;
3832 iter->user_data = id;
3833 return TRUE;
3834 }
3835
3836 size_t count = node->GetNodes().GetCount();
3837 size_t pos2;
3838 for (pos2 = 0; pos2 < count; pos2++)
3839 {
3840 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3841 if (child_node->GetItem().GetID() == id)
3842 {
3843 node = child_node;
3844 break;
3845 }
3846 }
3847 }
3848 }
3849
3850 return FALSE;
3851 }
3852
3853 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3854 {
3855 // When this is called from ItemDeleted(), the item is already
3856 // deleted in the model.
3857
3858 GtkTreePath *retval = gtk_tree_path_new ();
3859
3860 if (m_wx_model->IsVirtualListModel())
3861 {
3862 // iter is root, add nothing
3863 if (!iter->user_data)
3864 return retval;
3865
3866 // user_data is just the index +1
3867 int i = ( (wxUIntPtr) iter->user_data ) -1;
3868 gtk_tree_path_append_index (retval, i);
3869 }
3870 else
3871 {
3872 void *id = iter->user_data;
3873
3874 wxGtkTreeModelNode *node = FindParentNode( iter );
3875 while (node)
3876 {
3877 int pos = node->GetChildren().Index( id );
3878
3879 gtk_tree_path_prepend_index( retval, pos );
3880
3881 id = node->GetItem().GetID();
3882 node = node->GetParent();
3883 }
3884 }
3885
3886 return retval;
3887 }
3888
3889 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3890 {
3891 if (m_wx_model->IsVirtualListModel())
3892 {
3893 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3894
3895 // user_data is just the index +1
3896 int n = ( (wxUIntPtr) iter->user_data ) -1;
3897
3898 if (n == -1)
3899 {
3900 iter->user_data = NULL;
3901 return FALSE;
3902 }
3903
3904 if (n >= (int) wx_model->GetCount()-1)
3905 {
3906 iter->user_data = NULL;
3907 return FALSE;
3908 }
3909
3910 // user_data is just the index +1 (+2 because we need the next)
3911 iter->user_data = (gpointer) (n+2);
3912 }
3913 else
3914 {
3915 wxGtkTreeModelNode *parent = FindParentNode( iter );
3916 if( parent == NULL )
3917 {
3918 iter->user_data = NULL;
3919 return FALSE;
3920 }
3921
3922 int pos = parent->GetChildren().Index( iter->user_data );
3923
3924 if (pos == (int) parent->GetChildCount()-1)
3925 {
3926 iter->user_data = NULL;
3927 return FALSE;
3928 }
3929
3930 iter->user_data = parent->GetChildren().Item( pos+1 );
3931 }
3932
3933 return TRUE;
3934 }
3935
3936 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3937 {
3938 if (m_wx_model->IsVirtualListModel())
3939 {
3940 // this is a list, nodes have no children
3941 if (parent)
3942 return FALSE;
3943
3944 iter->stamp = m_gtk_model->stamp;
3945 iter->user_data = (gpointer) 1;
3946
3947 return TRUE;
3948 }
3949 else
3950 {
3951 if (iter == NULL)
3952 {
3953 if (m_root->GetChildCount() == 0) return FALSE;
3954 iter->stamp = m_gtk_model->stamp;
3955 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3956 return TRUE;
3957 }
3958
3959
3960 wxDataViewItem item;
3961 if (parent)
3962 item = wxDataViewItem( (void*) parent->user_data );
3963
3964 if (!m_wx_model->IsContainer( item ))
3965 return FALSE;
3966
3967 wxGtkTreeModelNode *parent_node = FindNode( parent );
3968 wxASSERT_MSG(parent_node,
3969 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3970
3971 BuildBranch( parent_node );
3972
3973 if (parent_node->GetChildCount() == 0)
3974 return FALSE;
3975
3976 iter->stamp = m_gtk_model->stamp;
3977 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3978 }
3979
3980 return TRUE;
3981 }
3982
3983 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3984 {
3985 if (m_wx_model->IsVirtualListModel())
3986 {
3987 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3988
3989 if (iter == NULL)
3990 return (wx_model->GetCount() > 0);
3991
3992 // this is a list, nodes have no children
3993 return FALSE;
3994 }
3995 else
3996 {
3997 if (iter == NULL)
3998 return (m_root->GetChildCount() > 0);
3999
4000 wxDataViewItem item( (void*) iter->user_data );
4001
4002 bool is_container = m_wx_model->IsContainer( item );
4003
4004 if (!is_container)
4005 return FALSE;
4006
4007 wxGtkTreeModelNode *node = FindNode( iter );
4008 wxASSERT_MSG(node,
4009 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
4010
4011 BuildBranch( node );
4012
4013 return (node->GetChildCount() > 0);
4014 }
4015 }
4016
4017 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
4018 {
4019 if (m_wx_model->IsVirtualListModel())
4020 {
4021 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4022
4023 if (iter == NULL)
4024 return (gint) wx_model->GetCount();
4025
4026 return 0;
4027 }
4028 else
4029 {
4030 if (iter == NULL)
4031 return m_root->GetChildCount();
4032
4033 wxDataViewItem item( (void*) iter->user_data );
4034
4035 if (!m_wx_model->IsContainer( item ))
4036 return 0;
4037
4038 wxGtkTreeModelNode *parent_node = FindNode( iter );
4039 wxASSERT_MSG(parent_node,
4040 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4041
4042 BuildBranch( parent_node );
4043
4044 return parent_node->GetChildCount();
4045 }
4046 }
4047
4048 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
4049 {
4050 if (m_wx_model->IsVirtualListModel())
4051 {
4052 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4053
4054 if (parent)
4055 return FALSE;
4056
4057 if (n < 0)
4058 return FALSE;
4059
4060 if (n >= (gint) wx_model->GetCount())
4061 return FALSE;
4062
4063 iter->stamp = m_gtk_model->stamp;
4064 // user_data is just the index +1
4065 iter->user_data = (gpointer) (n+1);
4066
4067 return TRUE;
4068 }
4069 else
4070 {
4071 void* id = NULL;
4072 if (parent) id = (void*) parent->user_data;
4073 wxDataViewItem item( id );
4074
4075 if (!m_wx_model->IsContainer( item ))
4076 return FALSE;
4077
4078 wxGtkTreeModelNode *parent_node = FindNode( parent );
4079 wxASSERT_MSG(parent_node,
4080 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4081
4082 BuildBranch( parent_node );
4083
4084 iter->stamp = m_gtk_model->stamp;
4085 iter->user_data = parent_node->GetChildren().Item( n );
4086
4087 return TRUE;
4088 }
4089 }
4090
4091 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
4092 {
4093 if (m_wx_model->IsVirtualListModel())
4094 {
4095 return FALSE;
4096 }
4097 else
4098 {
4099 wxGtkTreeModelNode *node = FindParentNode( child );
4100 if (!node)
4101 return FALSE;
4102
4103 iter->stamp = m_gtk_model->stamp;
4104 iter->user_data = (gpointer) node->GetItem().GetID();
4105
4106 return TRUE;
4107 }
4108 }
4109
4110 // item can be deleted already in the model
4111 int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
4112 {
4113 if (m_wx_model->IsVirtualListModel())
4114 {
4115 return wxPtrToUInt(item.GetID()) - 1;
4116 }
4117 else
4118 {
4119 wxGtkTreeModelNode *parent_node = FindNode( parent );
4120 wxGtkTreeModelChildren &children = parent_node->GetChildren();
4121 size_t j;
4122 for (j = 0; j < children.GetCount(); j++)
4123 {
4124 if (children[j] == item.GetID())
4125 return j;
4126 }
4127 }
4128 return -1;
4129 }
4130
4131
4132 static wxGtkTreeModelNode*
4133 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4134 {
4135 if( model == NULL )
4136 return NULL;
4137
4138 ItemList list;
4139 list.DeleteContents( true );
4140 wxDataViewItem it( item );
4141
4142 while( it.IsOk() )
4143 {
4144 wxDataViewItem * pItem = new wxDataViewItem( it );
4145 list.Insert( pItem );
4146 it = model->GetParent( it );
4147 }
4148
4149 wxGtkTreeModelNode * node = treeNode;
4150 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4151 {
4152 if( node && node->GetNodes().GetCount() != 0 )
4153 {
4154 int len = node->GetNodes().GetCount();
4155 wxGtkTreeModelNodes &nodes = node->GetNodes();
4156 int j = 0;
4157 for( ; j < len; j ++)
4158 {
4159 if( nodes[j]->GetItem() == *(n->GetData()))
4160 {
4161 node = nodes[j];
4162 break;
4163 }
4164 }
4165
4166 if( j == len )
4167 {
4168 return NULL;
4169 }
4170 }
4171 else
4172 return NULL;
4173 }
4174 return node;
4175
4176 }
4177
4178 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4179 {
4180 if (!iter)
4181 return m_root;
4182
4183 wxDataViewItem item( (void*) iter->user_data );
4184 if (!item.IsOk())
4185 return m_root;
4186
4187 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4188
4189 /*
4190 if (!result)
4191 {
4192 wxLogDebug( "Not found %p", iter->user_data );
4193 char *crash = NULL;
4194 *crash = 0;
4195 }
4196 // TODO: remove this code
4197 */
4198
4199 return result;
4200 }
4201
4202 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4203 {
4204 if (!item.IsOk())
4205 return m_root;
4206
4207 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4208
4209 /*
4210 if (!result)
4211 {
4212 wxLogDebug( "Not found %p", item.GetID() );
4213 char *crash = NULL;
4214 *crash = 0;
4215 }
4216 // TODO: remove this code
4217 */
4218
4219 return result;
4220 }
4221
4222 static wxGtkTreeModelNode*
4223 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4224 {
4225 if( model == NULL )
4226 return NULL;
4227
4228 ItemList list;
4229 list.DeleteContents( true );
4230 if( !item.IsOk() )
4231 return NULL;
4232
4233 wxDataViewItem it( model->GetParent( item ) );
4234 while( it.IsOk() )
4235 {
4236 wxDataViewItem * pItem = new wxDataViewItem( it );
4237 list.Insert( pItem );
4238 it = model->GetParent( it );
4239 }
4240
4241 wxGtkTreeModelNode * node = treeNode;
4242 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4243 {
4244 if( node && node->GetNodes().GetCount() != 0 )
4245 {
4246 int len = node->GetNodes().GetCount();
4247 wxGtkTreeModelNodes nodes = node->GetNodes();
4248 int j = 0;
4249 for( ; j < len; j ++)
4250 {
4251 if( nodes[j]->GetItem() == *(n->GetData()))
4252 {
4253 node = nodes[j];
4254 break;
4255 }
4256 }
4257
4258 if( j == len )
4259 {
4260 return NULL;
4261 }
4262 }
4263 else
4264 return NULL;
4265 }
4266 //Examine whether the node is item's parent node
4267 int len = node->GetChildCount();
4268 for( int i = 0; i < len ; i ++ )
4269 {
4270 if( node->GetChildren().Item( i ) == item.GetID() )
4271 return node;
4272 }
4273 return NULL;
4274 }
4275
4276 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4277 {
4278 if (!iter)
4279 return NULL;
4280
4281 wxDataViewItem item( (void*) iter->user_data );
4282 if (!item.IsOk())
4283 return NULL;
4284
4285 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4286 }
4287
4288 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4289 {
4290 if (!item.IsOk())
4291 return NULL;
4292
4293 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4294 }
4295
4296 //-----------------------------------------------------------------------------
4297 // wxDataViewCtrl signal callbacks
4298 //-----------------------------------------------------------------------------
4299
4300 static void
4301 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4302 {
4303 if (!gtk_widget_get_realized(dv->m_widget))
4304 return;
4305
4306 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4307 event.SetItem( dv->GetSelection() );
4308 event.SetModel( dv->GetModel() );
4309 dv->HandleWindowEvent( event );
4310 }
4311
4312 static void
4313 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4314 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4315 {
4316 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4317
4318 wxDataViewItem item(dv->GTKPathToItem(path));
4319 event.SetItem( item );
4320 event.SetModel( dv->GetModel() );
4321 dv->HandleWindowEvent( event );
4322 }
4323
4324 static gboolean
4325 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4326 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4327 {
4328 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4329
4330 wxDataViewItem item( (void*) iter->user_data );;
4331 event.SetItem( item );
4332 event.SetModel( dv->GetModel() );
4333 dv->HandleWindowEvent( event );
4334
4335 return !event.IsAllowed();
4336 }
4337
4338 static void
4339 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4340 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4341 {
4342 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4343
4344 wxDataViewItem item( (void*) iter->user_data );;
4345 event.SetItem( item );
4346 event.SetModel( dv->GetModel() );
4347 dv->HandleWindowEvent( event );
4348 }
4349
4350 static gboolean
4351 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4352 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4353 {
4354 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, 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_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4366 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4367 {
4368 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, 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 //-----------------------------------------------------------------------------
4377 // wxDataViewCtrl
4378 //-----------------------------------------------------------------------------
4379
4380 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4381 {
4382 GtkWidget* treeview = GtkGetTreeView();
4383
4384 // Insert widget in GtkTreeView
4385 if (gtk_widget_get_realized(treeview))
4386 gtk_widget_set_parent_window( child->m_widget,
4387 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4388 gtk_widget_set_parent( child->m_widget, treeview );
4389 }
4390
4391 static
4392 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4393 GtkAllocation *WXUNUSED(gtk_alloc),
4394 wxDataViewCtrl *win )
4395 {
4396 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4397 while (node)
4398 {
4399 wxWindow *child = node->GetData();
4400
4401 GtkRequisition req;
4402 gtk_widget_size_request( child->m_widget, &req );
4403
4404 GtkAllocation alloc;
4405 alloc.x = child->m_x;
4406 alloc.y = child->m_y;
4407 alloc.width = child->m_width;
4408 alloc.height = child->m_height;
4409 gtk_widget_size_allocate( child->m_widget, &alloc );
4410
4411 node = node->GetNext();
4412 }
4413 }
4414
4415
4416 //-----------------------------------------------------------------------------
4417 // "motion_notify_event"
4418 //-----------------------------------------------------------------------------
4419
4420 static gboolean
4421 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4422 GdkEventMotion *gdk_event,
4423 wxDataViewCtrl *dv )
4424 {
4425 if (gdk_event->is_hint)
4426 {
4427 int x = 0;
4428 int y = 0;
4429 GdkModifierType state;
4430 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4431 gdk_event->x = x;
4432 gdk_event->y = y;
4433 }
4434
4435 wxGtkTreePath path;
4436 GtkTreeViewColumn *column = NULL;
4437 gint cell_x = 0;
4438 gint cell_y = 0;
4439 if (gtk_tree_view_get_path_at_pos(
4440 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4441 (int) gdk_event->x, (int) gdk_event->y,
4442 path.ByRef(),
4443 &column,
4444 &cell_x,
4445 &cell_y))
4446 {
4447 if (path)
4448 {
4449 GtkTreeIter iter;
4450 dv->GtkGetInternal()->get_iter( &iter, path );
4451 }
4452 }
4453
4454
4455 return FALSE;
4456 }
4457
4458 //-----------------------------------------------------------------------------
4459 // "button_press_event"
4460 //-----------------------------------------------------------------------------
4461
4462 static gboolean
4463 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4464 GdkEventButton *gdk_event,
4465 wxDataViewCtrl *dv )
4466 {
4467 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4468 {
4469 wxGtkTreePath path;
4470 GtkTreeViewColumn *column = NULL;
4471 gint cell_x = 0;
4472 gint cell_y = 0;
4473 if (gtk_tree_view_get_path_at_pos(
4474 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4475 (int) gdk_event->x, (int) gdk_event->y,
4476 path.ByRef(),
4477 &column,
4478 &cell_x,
4479 &cell_y))
4480 {
4481 if (path)
4482 {
4483 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4484 event.SetItem(dv->GTKPathToItem(path));
4485 event.SetModel( dv->GetModel() );
4486 return dv->HandleWindowEvent( event );
4487 }
4488 }
4489 }
4490
4491 return FALSE;
4492 }
4493
4494 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4495
4496 wxDataViewCtrl::~wxDataViewCtrl()
4497 {
4498 // Stop editing before destroying the control to remove any event handlers
4499 // which are added when editing started: if we didn't do this, the base
4500 // class dtor would assert as it checks for any leftover handlers.
4501 if ( m_treeview )
4502 {
4503 GtkTreeViewColumn *col;
4504 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), NULL, &col);
4505
4506 wxDataViewColumn * const wxcol = FromGTKColumn(col);
4507 if ( wxcol )
4508 {
4509 // This won't do anything if we're not editing it
4510 wxcol->GetRenderer()->CancelEditing();
4511 }
4512 }
4513
4514 m_cols.Clear();
4515
4516 delete m_internal;
4517 }
4518
4519 void wxDataViewCtrl::Init()
4520 {
4521 m_internal = NULL;
4522
4523 m_cols.DeleteContents( true );
4524
4525 m_uniformRowHeight = -1;
4526 }
4527
4528 bool wxDataViewCtrl::Create(wxWindow *parent,
4529 wxWindowID id,
4530 const wxPoint& pos,
4531 const wxSize& size,
4532 long style,
4533 const wxValidator& validator,
4534 const wxString& name)
4535 {
4536 if (!PreCreation( parent, pos, size ) ||
4537 !CreateBase( parent, id, pos, size, style, validator, name ))
4538 {
4539 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4540 return false;
4541 }
4542
4543 m_widget = gtk_scrolled_window_new (NULL, NULL);
4544 g_object_ref(m_widget);
4545
4546 GTKScrolledWindowSetBorder(m_widget, style);
4547
4548 m_treeview = gtk_tree_view_new();
4549 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4550
4551 g_signal_connect (m_treeview, "size_allocate",
4552 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4553
4554 #ifdef __WXGTK26__
4555 if (!gtk_check_version(2,6,0))
4556 {
4557 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4558 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4559 }
4560 #endif
4561
4562 if (style & wxDV_MULTIPLE)
4563 {
4564 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4565 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4566 }
4567
4568 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4569
4570 #ifdef __WXGTK210__
4571 if (!gtk_check_version(2,10,0))
4572 {
4573 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4574
4575 if ((style & wxDV_HORIZ_RULES) != 0 &&
4576 (style & wxDV_VERT_RULES) != 0)
4577 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4578 else if (style & wxDV_VERT_RULES)
4579 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4580 else if (style & wxDV_HORIZ_RULES)
4581 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4582
4583 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4584 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4585 }
4586 #endif
4587
4588 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4589
4590 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4591 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4592 gtk_widget_show (m_treeview);
4593
4594 m_parent->DoAddChild( this );
4595
4596 PostCreation(size);
4597
4598 GtkEnableSelectionEvents();
4599
4600 g_signal_connect_after (m_treeview, "row-activated",
4601 G_CALLBACK (wxdataview_row_activated_callback), this);
4602
4603 g_signal_connect (m_treeview, "test-collapse-row",
4604 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4605
4606 g_signal_connect_after (m_treeview, "row-collapsed",
4607 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4608
4609 g_signal_connect (m_treeview, "test-expand-row",
4610 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4611
4612 g_signal_connect_after (m_treeview, "row-expanded",
4613 G_CALLBACK (wxdataview_row_expanded_callback), this);
4614
4615 g_signal_connect (m_treeview, "motion_notify_event",
4616 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4617
4618 g_signal_connect (m_treeview, "button_press_event",
4619 G_CALLBACK (gtk_dataview_button_press_callback), this);
4620
4621 return true;
4622 }
4623
4624 wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4625 {
4626 GtkTreeIter iter;
4627 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4628 ? iter.user_data
4629 : NULL);
4630 }
4631
4632 void wxDataViewCtrl::OnInternalIdle()
4633 {
4634 wxWindow::OnInternalIdle();
4635
4636 m_internal->OnInternalIdle();
4637
4638 unsigned int cols = GetColumnCount();
4639 unsigned int i;
4640 for (i = 0; i < cols; i++)
4641 {
4642 wxDataViewColumn *col = GetColumn( i );
4643 col->OnInternalIdle();
4644 }
4645
4646 if (m_ensureVisibleDefered.IsOk())
4647 {
4648 ExpandAncestors(m_ensureVisibleDefered);
4649 GtkTreeIter iter;
4650 iter.user_data = (gpointer) m_ensureVisibleDefered.GetID();
4651 wxGtkTreePath path(m_internal->get_path( &iter ));
4652 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4653 m_ensureVisibleDefered = wxDataViewItem(0);
4654 }
4655 }
4656
4657 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4658 {
4659 wxDELETE(m_internal);
4660
4661 if (!wxDataViewCtrlBase::AssociateModel( model ))
4662 return false;
4663
4664 #ifdef __WXGTK26__
4665 if (!gtk_check_version(2,6,0))
4666 {
4667 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4668 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4669 }
4670 #endif
4671
4672 m_internal = new wxDataViewCtrlInternal( this, model );
4673
4674 return true;
4675 }
4676
4677 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4678 {
4679 return m_internal->EnableDragSource( format );
4680 }
4681
4682 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4683 {
4684 return m_internal->EnableDropTarget( format );
4685 }
4686
4687 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4688 {
4689 if (!wxDataViewCtrlBase::AppendColumn(col))
4690 return false;
4691
4692 m_cols.Append( col );
4693
4694 #ifdef __WXGTK26__
4695 if (!gtk_check_version(2,6,0))
4696 {
4697 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4698 GTK_TREE_VIEW_COLUMN_FIXED)
4699 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4700 }
4701 #endif
4702
4703 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4704 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4705
4706 return true;
4707 }
4708
4709 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4710 {
4711 if (!wxDataViewCtrlBase::PrependColumn(col))
4712 return false;
4713
4714 m_cols.Insert( col );
4715
4716 #ifdef __WXGTK26__
4717 if (!gtk_check_version(2,6,0))
4718 {
4719 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4720 GTK_TREE_VIEW_COLUMN_FIXED)
4721 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4722 }
4723 #endif
4724
4725 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4726 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4727
4728 return true;
4729 }
4730
4731 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4732 {
4733 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4734 return false;
4735
4736 m_cols.Insert( pos, col );
4737
4738 #ifdef __WXGTK26__
4739 if (!gtk_check_version(2,6,0))
4740 {
4741 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4742 GTK_TREE_VIEW_COLUMN_FIXED)
4743 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4744 }
4745 #endif
4746
4747 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4748 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4749
4750 return true;
4751 }
4752
4753 unsigned int wxDataViewCtrl::GetColumnCount() const
4754 {
4755 return m_cols.GetCount();
4756 }
4757
4758 wxDataViewColumn* wxDataViewCtrl::FromGTKColumn(GtkTreeViewColumn *gtk_col) const
4759 {
4760 if ( !gtk_col )
4761 return NULL;
4762
4763 wxDataViewColumnList::const_iterator iter;
4764 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4765 {
4766 wxDataViewColumn *col = *iter;
4767 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4768 {
4769 return col;
4770 }
4771 }
4772
4773 wxFAIL_MSG( "No matching column?" );
4774
4775 return NULL;
4776 }
4777
4778 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4779 {
4780 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4781
4782 return FromGTKColumn(gtk_col);
4783 }
4784
4785 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4786 {
4787 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4788 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4789
4790 m_cols.DeleteObject( column );
4791
4792 return true;
4793 }
4794
4795 bool wxDataViewCtrl::ClearColumns()
4796 {
4797 wxDataViewColumnList::iterator iter;
4798 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4799 {
4800 wxDataViewColumn *col = *iter;
4801 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4802 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4803 }
4804
4805 m_cols.Clear();
4806
4807 return true;
4808 }
4809
4810 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4811 {
4812 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
4813
4814 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
4815
4816 gint pos = g_list_index( list, (gconstpointer) gtk_column );
4817
4818 g_list_free( list );
4819
4820 return pos;
4821 }
4822
4823 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4824 {
4825 return m_internal->GetDataViewSortColumn();
4826 }
4827
4828 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4829 {
4830 GtkTreeIter iter;
4831 iter.user_data = item.GetID();
4832 wxGtkTreePath path(m_internal->get_path( &iter ));
4833 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4834 }
4835
4836 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4837 {
4838 GtkTreeIter iter;
4839 iter.user_data = item.GetID();
4840 wxGtkTreePath path(m_internal->get_path( &iter ));
4841 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4842 }
4843
4844 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4845 {
4846 GtkTreeIter iter;
4847 iter.user_data = item.GetID();
4848 wxGtkTreePath path(m_internal->get_path( &iter ));
4849 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4850 }
4851
4852 wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4853 {
4854 // The tree doesn't have any current item if it hadn't been created yet but
4855 // it's arguably not an error to call this function in this case so just
4856 // return an invalid item without asserting.
4857 if ( !m_treeview )
4858 return wxDataViewItem();
4859
4860 wxGtkTreePath path;
4861 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4862
4863 return GTKPathToItem(path);
4864 }
4865
4866 void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4867 {
4868 wxCHECK_RET( m_treeview,
4869 "Current item can't be set before creating the control." );
4870
4871 // We need to make sure the model knows about this item or the path would
4872 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4873 ExpandAncestors(item);
4874
4875 // We also need to preserve the existing selection from changing.
4876 // Unfortunately the only way to do it seems to use our own selection
4877 // function and forbid any selection changes during set cursor call.
4878 wxGtkTreeSelectionLock
4879 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4880
4881 // Do move the cursor now.
4882 GtkTreeIter iter;
4883 iter.user_data = item.GetID();
4884 wxGtkTreePath path(m_internal->get_path( &iter ));
4885
4886 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4887 }
4888
4889 void wxDataViewCtrl::StartEditor(const wxDataViewItem& item, unsigned int column)
4890 {
4891 wxCHECK_RET( m_treeview,
4892 "Current item can't be set before creating the control." );
4893
4894 // We need to make sure the model knows about this item or the path would
4895 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4896 ExpandAncestors(item);
4897
4898 wxDataViewColumn *dvcolumn = GetColumn(column);
4899 wxASSERT_MSG(dvcolumn, "Could not retrieve column");
4900 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(dvcolumn->GetGtkHandle());
4901
4902 // We also need to preserve the existing selection from changing.
4903 // Unfortunately the only way to do it seems to use our own selection
4904 // function and forbid any selection changes during set cursor call.
4905 wxGtkTreeSelectionLock
4906 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4907
4908 // Do move the cursor now.
4909 GtkTreeIter iter;
4910 iter.user_data = item.GetID();
4911 wxGtkTreePath path(m_internal->get_path( &iter ));
4912
4913 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, gcolumn, TRUE);
4914 }
4915
4916 wxDataViewItem wxDataViewCtrl::GetSelection() const
4917 {
4918 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4919
4920 if (m_windowStyle & wxDV_MULTIPLE)
4921 {
4922 // Report the first one
4923 GtkTreeModel *model;
4924 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4925
4926 if (list)
4927 {
4928 GtkTreePath *path = (GtkTreePath*) list->data;
4929 wxDataViewItem item(GTKPathToItem(path));
4930
4931 // delete list
4932 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4933 g_list_free( list );
4934
4935 return item;
4936 }
4937 }
4938 else
4939 {
4940 GtkTreeIter iter;
4941 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4942 {
4943 wxDataViewItem item( iter.user_data );
4944 return item;
4945 }
4946 }
4947
4948 return wxDataViewItem(0);
4949 }
4950
4951 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4952 {
4953 sel.Clear();
4954
4955 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4956 if (HasFlag(wxDV_MULTIPLE))
4957 {
4958 GtkTreeModel *model;
4959 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4960
4961 int count = 0;
4962 while (list)
4963 {
4964 GtkTreePath *path = (GtkTreePath*) list->data;
4965
4966 sel.Add(GTKPathToItem(path));
4967
4968 list = g_list_next( list );
4969 count++;
4970 }
4971
4972 // delete list
4973 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4974 g_list_free( list );
4975
4976 return count;
4977 }
4978 else
4979 {
4980 GtkTreeModel *model;
4981 GtkTreeIter iter;
4982 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
4983 if (has_selection)
4984 {
4985 sel.Add( wxDataViewItem( (void*) iter.user_data) );
4986 return 1;
4987 }
4988 }
4989
4990 return 0;
4991 }
4992
4993 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4994 {
4995 GtkDisableSelectionEvents();
4996
4997 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4998
4999 gtk_tree_selection_unselect_all( selection );
5000
5001 wxDataViewItem last_parent;
5002
5003 size_t i;
5004 for (i = 0; i < sel.GetCount(); i++)
5005 {
5006 wxDataViewItem item = sel[i];
5007 wxDataViewItem parent = GetModel()->GetParent( item );
5008 if (parent)
5009 {
5010 if (parent != last_parent)
5011 ExpandAncestors(item);
5012 }
5013 last_parent = parent;
5014
5015 GtkTreeIter iter;
5016 iter.stamp = m_internal->GetGtkModel()->stamp;
5017 iter.user_data = (gpointer) item.GetID();
5018 gtk_tree_selection_select_iter( selection, &iter );
5019 }
5020
5021 GtkEnableSelectionEvents();
5022 }
5023
5024 void wxDataViewCtrl::Select( const wxDataViewItem & item )
5025 {
5026 ExpandAncestors(item);
5027
5028 GtkDisableSelectionEvents();
5029
5030 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5031
5032 GtkTreeIter iter;
5033 iter.stamp = m_internal->GetGtkModel()->stamp;
5034 iter.user_data = (gpointer) item.GetID();
5035 gtk_tree_selection_select_iter( selection, &iter );
5036
5037 GtkEnableSelectionEvents();
5038 }
5039
5040 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
5041 {
5042 GtkDisableSelectionEvents();
5043
5044 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5045
5046 GtkTreeIter iter;
5047 iter.stamp = m_internal->GetGtkModel()->stamp;
5048 iter.user_data = (gpointer) item.GetID();
5049 gtk_tree_selection_unselect_iter( selection, &iter );
5050
5051 GtkEnableSelectionEvents();
5052 }
5053
5054 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
5055 {
5056 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5057
5058 GtkTreeIter iter;
5059 iter.stamp = m_internal->GetGtkModel()->stamp;
5060 iter.user_data = (gpointer) item.GetID();
5061
5062 return gtk_tree_selection_iter_is_selected( selection, &iter );
5063 }
5064
5065 void wxDataViewCtrl::SelectAll()
5066 {
5067 GtkDisableSelectionEvents();
5068
5069 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5070
5071 gtk_tree_selection_select_all( selection );
5072
5073 GtkEnableSelectionEvents();
5074 }
5075
5076 void wxDataViewCtrl::UnselectAll()
5077 {
5078 GtkDisableSelectionEvents();
5079
5080 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5081
5082 gtk_tree_selection_unselect_all( selection );
5083
5084 GtkEnableSelectionEvents();
5085 }
5086
5087 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
5088 const wxDataViewColumn *WXUNUSED(column))
5089 {
5090 m_ensureVisibleDefered = item;
5091 ExpandAncestors(item);
5092
5093 GtkTreeIter iter;
5094 iter.user_data = (gpointer) item.GetID();
5095 wxGtkTreePath path(m_internal->get_path( &iter ));
5096 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
5097 }
5098
5099 void wxDataViewCtrl::HitTest(const wxPoint& point,
5100 wxDataViewItem& item,
5101 wxDataViewColumn *& column) const
5102 {
5103 // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column.
5104 // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column.
5105 // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html
5106 // So we have to use both of them.
5107 // Friedrich Haase 2010-9-20
5108 wxGtkTreePath path, pathScratch;
5109 GtkTreeViewColumn* GtkColumn = NULL;
5110 GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
5111 gint cell_x = 0;
5112 gint cell_y = 0;
5113
5114 // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer
5115 wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const
5116 GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
5117
5118 // is there possibly a better suited function to get the column?
5119 gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column
5120 treeView,
5121 (int) point.x, (int) point.y,
5122 pathScratch.ByRef(),
5123 &GtkColumn, // here we get the GtkColumn
5124 &cell_x,
5125 &cell_y );
5126
5127 if ( GtkColumn != NULL )
5128 {
5129 // we got GTK column
5130 // the right call now which takes the header into account
5131 gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos);
5132
5133 if (path)
5134 item = wxDataViewItem(GTKPathToItem(path));
5135 // else we got a GTK column but the position is not over an item, e.g. below last item
5136 for ( unsigned int i=0, cols=GetColumnCount(); i<cols; ++i ) // search the wx column
5137 {
5138 wxDataViewColumn* col = GetColumn(i);
5139 if ( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == GtkColumn )
5140 {
5141 column = col; // here we get the wx column
5142 break;
5143 }
5144 }
5145 }
5146 // else no column and thus no item, both null
5147 }
5148
5149 wxRect
5150 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
5151 const wxDataViewColumn *WXUNUSED(column)) const
5152 {
5153 return wxRect();
5154 }
5155
5156 bool wxDataViewCtrl::SetRowHeight(int rowHeight)
5157 {
5158 m_uniformRowHeight = rowHeight;
5159 return true;
5160 }
5161
5162 void wxDataViewCtrl::DoSetExpanderColumn()
5163 {
5164 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
5165 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
5166 }
5167
5168 void wxDataViewCtrl::DoSetIndent()
5169 {
5170 }
5171
5172 void wxDataViewCtrl::GtkDisableSelectionEvents()
5173 {
5174 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5175 g_signal_handlers_disconnect_by_func( selection,
5176 (gpointer) (wxdataview_selection_changed_callback), this);
5177 }
5178
5179 void wxDataViewCtrl::GtkEnableSelectionEvents()
5180 {
5181 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5182 g_signal_connect_after (selection, "changed",
5183 G_CALLBACK (wxdataview_selection_changed_callback), this);
5184 }
5185
5186 // ----------------------------------------------------------------------------
5187 // visual attributes stuff
5188 // ----------------------------------------------------------------------------
5189
5190 // static
5191 wxVisualAttributes
5192 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
5193 {
5194 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
5195 }
5196
5197 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
5198 {
5199 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
5200 gtk_widget_modify_style(m_treeview, style);
5201 }
5202
5203 #endif // !wxUSE_GENERICDATAVIEWCTRL
5204
5205 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)