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[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 GtkDestroyNotify destroy);
497 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
498 GtkTreeIterCompareFunc func,
499 gpointer data,
500 GtkDestroyNotify 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 GtkDestroyNotify 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 GtkDestroyNotify 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 gint calc_width = (gint) renderer->xpad * 2 + size.x;
1337 gint calc_height = (gint) renderer->ypad * 2 + size.y;
1338
1339 if (x_offset)
1340 *x_offset = 0;
1341 if (y_offset)
1342 *y_offset = 0;
1343
1344 if (cell_area && size.x > 0 && size.y > 0)
1345 {
1346 if (x_offset)
1347 {
1348 *x_offset = (gint)((renderer->xalign *
1349 (cell_area->width - calc_width - 2 * renderer->xpad)));
1350 *x_offset = MAX (*x_offset, 0) + renderer->xpad;
1351 }
1352 if (y_offset)
1353 {
1354 *y_offset = (gint)((renderer->yalign *
1355 (cell_area->height - calc_height - 2 * renderer->ypad)));
1356 *y_offset = MAX (*y_offset, 0) + renderer->ypad;
1357 }
1358 }
1359
1360 if (width)
1361 *width = calc_width;
1362
1363 if (height)
1364 *height = calc_height;
1365 }
1366
1367 static void
1368 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1369 GdkWindow *window,
1370 GtkWidget *widget,
1371 GdkRectangle *background_area,
1372 GdkRectangle *cell_area,
1373 GdkRectangle *expose_area,
1374 GtkCellRendererState flags)
1375
1376 {
1377 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1378 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1379
1380 cell->GTKStashRenderParams(window, widget,
1381 background_area, expose_area, flags);
1382
1383 wxRect rect(wxRectFromGDKRect(cell_area));
1384 rect = rect.Deflate(renderer->xpad, renderer->ypad);
1385
1386 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1387 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1388
1389 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1390 // window such as a DnD drop window.
1391 if (window != impl->m_gdkwindow)
1392 {
1393 impl->Destroy();
1394 impl->m_gdkwindow = window;
1395 impl->SetUpDC();
1396 }
1397
1398 int state = 0;
1399 if (flags & GTK_CELL_RENDERER_SELECTED)
1400 state |= wxDATAVIEW_CELL_SELECTED;
1401 if (flags & GTK_CELL_RENDERER_PRELIT)
1402 state |= wxDATAVIEW_CELL_PRELIT;
1403 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1404 state |= wxDATAVIEW_CELL_INSENSITIVE;
1405 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1406 state |= wxDATAVIEW_CELL_INSENSITIVE;
1407 if (flags & GTK_CELL_RENDERER_FOCUSED)
1408 state |= wxDATAVIEW_CELL_FOCUSED;
1409 cell->WXCallRender( rect, dc, state );
1410 }
1411
1412 static gboolean
1413 gtk_wx_cell_renderer_activate(
1414 GtkCellRenderer *renderer,
1415 GdkEvent *event,
1416 GtkWidget *widget,
1417 const gchar *path,
1418 GdkRectangle *WXUNUSED(background_area),
1419 GdkRectangle *cell_area,
1420 GtkCellRendererState WXUNUSED(flags) )
1421 {
1422 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1423 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1424
1425 GdkRectangle rect;
1426 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1427 &rect.x,
1428 &rect.y,
1429 &rect.width,
1430 &rect.height);
1431
1432 rect.x += cell_area->x;
1433 rect.y += cell_area->y;
1434 rect.width -= renderer->xpad * 2;
1435 rect.height -= renderer->ypad * 2;
1436
1437 wxRect renderrect(wxRectFromGDKRect(&rect));
1438
1439 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1440 wxDataViewModel *model = ctrl->GetModel();
1441
1442 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1443
1444 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1445
1446 if (!event)
1447 {
1448 bool ret = false;
1449
1450 // activated by <ENTER>
1451 if (cell->Activate( renderrect, model, item, model_col ))
1452 ret = true;
1453
1454 return ret;
1455 }
1456 else if (event->type == GDK_BUTTON_PRESS)
1457 {
1458 GdkEventButton *button_event = (GdkEventButton*) event;
1459 wxPoint pt( ((int) button_event->x) - renderrect.x,
1460 ((int) button_event->y) - renderrect.y );
1461
1462 bool ret = false;
1463 if (button_event->button == 1)
1464 {
1465 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1466 ret = true;
1467 // TODO: query system double-click time
1468 if (button_event->time - wxrenderer->last_click < 400)
1469 if (cell->Activate( renderrect, model, item, model_col ))
1470 ret = true;
1471 }
1472 wxrenderer->last_click = button_event->time;
1473
1474 return ret;
1475 }
1476
1477 return false;
1478 }
1479
1480 // ---------------------------------------------------------
1481 // wxGtkDataViewModelNotifier
1482 // ---------------------------------------------------------
1483
1484 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1485 {
1486 public:
1487 wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal );
1488 ~wxGtkDataViewModelNotifier();
1489
1490 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1491 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1492 virtual bool ItemChanged( const wxDataViewItem &item );
1493 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
1494 virtual bool Cleared();
1495 virtual void Resort();
1496 virtual bool BeforeReset();
1497 virtual bool AfterReset();
1498
1499 void UpdateLastCount();
1500
1501 private:
1502 wxDataViewModel *m_wx_model;
1503 wxDataViewCtrlInternal *m_internal;
1504 };
1505
1506 // ---------------------------------------------------------
1507 // wxGtkDataViewListModelNotifier
1508 // ---------------------------------------------------------
1509
1510 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1511 wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal )
1512 {
1513 m_wx_model = wx_model;
1514 m_internal = internal;
1515 }
1516
1517 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1518 {
1519 m_wx_model = NULL;
1520 m_internal = NULL;
1521 }
1522
1523 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1524 {
1525 m_internal->ItemAdded( parent, item );
1526 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1527
1528 GtkTreeIter iter;
1529 iter.stamp = wxgtk_model->stamp;
1530 iter.user_data = item.GetID();
1531
1532 wxGtkTreePath path(wxgtk_tree_model_get_path(
1533 GTK_TREE_MODEL(wxgtk_model), &iter ));
1534 gtk_tree_model_row_inserted(
1535 GTK_TREE_MODEL(wxgtk_model), path, &iter);
1536
1537 return true;
1538 }
1539
1540 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1541 {
1542 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1543 #if 0
1544 // using _get_path for a deleted item cannot be
1545 // a good idea
1546 GtkTreeIter iter;
1547 iter.stamp = wxgtk_model->stamp;
1548 iter.user_data = (gpointer) item.GetID();
1549 wxGtkTreePath path(wxgtk_tree_model_get_path(
1550 GTK_TREE_MODEL(wxgtk_model), &iter ));
1551 #else
1552 // so get the path from the parent
1553 GtkTreeIter iter;
1554 iter.stamp = wxgtk_model->stamp;
1555 iter.user_data = (gpointer) parent.GetID();
1556 wxGtkTreePath path(wxgtk_tree_model_get_path(
1557 GTK_TREE_MODEL(wxgtk_model), &iter ));
1558 // and add the final index ourselves
1559 int index = m_internal->GetIndexOf( parent, item );
1560 gtk_tree_path_append_index( path, index );
1561 #endif
1562
1563 gtk_tree_model_row_deleted(
1564 GTK_TREE_MODEL(wxgtk_model), path );
1565
1566 m_internal->ItemDeleted( parent, item );
1567
1568 return true;
1569 }
1570
1571 void wxGtkDataViewModelNotifier::Resort()
1572 {
1573 m_internal->Resort();
1574 }
1575
1576 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1577 {
1578 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1579
1580 GtkTreeIter iter;
1581 iter.stamp = wxgtk_model->stamp;
1582 iter.user_data = (gpointer) item.GetID();
1583
1584 wxGtkTreePath path(wxgtk_tree_model_get_path(
1585 GTK_TREE_MODEL(wxgtk_model), &iter ));
1586 gtk_tree_model_row_changed(
1587 GTK_TREE_MODEL(wxgtk_model), path, &iter );
1588
1589 m_internal->ItemChanged( item );
1590
1591 return true;
1592 }
1593
1594 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_column )
1595 {
1596 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1597 wxDataViewCtrl *ctrl = m_internal->GetOwner();
1598
1599 // This adds GTK+'s missing MVC logic for ValueChanged
1600 unsigned int index;
1601 for (index = 0; index < ctrl->GetColumnCount(); index++)
1602 {
1603 wxDataViewColumn *column = ctrl->GetColumn( index );
1604 if (column->GetModelColumn() == model_column)
1605 {
1606 GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
1607 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1608
1609 // Get cell area
1610 GtkTreeIter iter;
1611 iter.stamp = wxgtk_model->stamp;
1612 iter.user_data = (gpointer) item.GetID();
1613 wxGtkTreePath path(wxgtk_tree_model_get_path(
1614 GTK_TREE_MODEL(wxgtk_model), &iter ));
1615 GdkRectangle cell_area;
1616 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1617
1618 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1619 double d = gtk_adjustment_get_value( hadjust );
1620 int xdiff = (int) d;
1621
1622 int ydiff = gcolumn->button->allocation.height;
1623 // Redraw
1624 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1625 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1626
1627 m_internal->ValueChanged( item, model_column );
1628
1629 return true;
1630 }
1631 }
1632
1633 return false;
1634 }
1635
1636 bool wxGtkDataViewModelNotifier::BeforeReset()
1637 {
1638 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1639 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL );
1640
1641 return true;
1642 }
1643
1644 bool wxGtkDataViewModelNotifier::AfterReset()
1645 {
1646 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1647 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1648
1649 m_internal->Cleared();
1650
1651 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) );
1652
1653 return true;
1654 }
1655
1656 bool wxGtkDataViewModelNotifier::Cleared()
1657 {
1658 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1659
1660 // There is no call to tell the model that everything
1661 // has been deleted so call row_deleted() for every
1662 // child of root...
1663
1664 int count = m_internal->iter_n_children( NULL ); // number of children of root
1665
1666 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1667
1668 int i;
1669 for (i = 0; i < count; i++)
1670 gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path );
1671
1672 gtk_tree_path_free( path );
1673
1674 m_internal->Cleared();
1675
1676 return true;
1677 }
1678
1679 // ---------------------------------------------------------
1680 // wxDataViewRenderer
1681 // ---------------------------------------------------------
1682
1683 static gpointer s_user_data = NULL;
1684
1685 static void
1686 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1687 wxDataViewRenderer *wxrenderer )
1688 {
1689 wxDataViewColumn *column = wxrenderer->GetOwner();
1690 wxDataViewCtrl *dv = column->GetOwner();
1691 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1692 event.SetDataViewColumn( column );
1693 event.SetModel( dv->GetModel() );
1694 wxDataViewItem item( s_user_data );
1695 event.SetItem( item );
1696 dv->HandleWindowEvent( event );
1697 }
1698
1699 static void
1700 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1701 gchar *path, wxDataViewRenderer *wxrenderer )
1702 {
1703 if (!editable)
1704 return;
1705
1706 wxDataViewColumn *column = wxrenderer->GetOwner();
1707 wxDataViewCtrl *dv = column->GetOwner();
1708 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1709 event.SetDataViewColumn( column );
1710 event.SetModel( dv->GetModel() );
1711 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1712 event.SetItem( item );
1713 dv->HandleWindowEvent( event );
1714
1715 if (GTK_IS_CELL_EDITABLE(editable))
1716 {
1717 s_user_data = item.GetID();
1718
1719 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1720 G_CALLBACK (wxgtk_cell_editable_editing_done),
1721 (gpointer) wxrenderer );
1722
1723 }
1724 }
1725
1726
1727 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1728
1729 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1730 int align ) :
1731 wxDataViewRendererBase( varianttype, mode, align )
1732 {
1733 m_renderer = NULL;
1734 m_mode = mode;
1735
1736 // we haven't changed them yet
1737 m_usingDefaultAttrs = true;
1738
1739 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1740 // after the m_renderer pointer has been initialized
1741 }
1742
1743 void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1744 {
1745 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1746 }
1747
1748 void wxDataViewRenderer::GtkInitHandlers()
1749 {
1750 if (!gtk_check_version(2,6,0))
1751 {
1752 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1753 G_CALLBACK (wxgtk_renderer_editing_started),
1754 this);
1755 }
1756 }
1757
1758 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1759 {
1760 GtkCellRendererMode gtkMode;
1761 switch (mode)
1762 {
1763 case wxDATAVIEW_CELL_INERT:
1764 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1765 break;
1766
1767 case wxDATAVIEW_CELL_ACTIVATABLE:
1768 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1769 break;
1770
1771 case wxDATAVIEW_CELL_EDITABLE:
1772 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1773 break;
1774
1775 default:
1776 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1777 return;
1778 }
1779
1780 m_mode = mode;
1781
1782 // This value is most often ignored in GtkTreeView
1783 GValue gvalue = { 0, };
1784 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1785 g_value_set_enum( &gvalue, gtkMode );
1786 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1787 g_value_unset( &gvalue );
1788 }
1789
1790 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1791 {
1792 wxDataViewCellMode ret;
1793
1794 GValue gvalue;
1795 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1796
1797 switch (g_value_get_enum(&gvalue))
1798 {
1799 default:
1800 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1801 // fall through (we have to return something)
1802
1803 case GTK_CELL_RENDERER_MODE_INERT:
1804 ret = wxDATAVIEW_CELL_INERT;
1805 break;
1806
1807 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1808 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1809 break;
1810
1811 case GTK_CELL_RENDERER_MODE_EDITABLE:
1812 ret = wxDATAVIEW_CELL_EDITABLE;
1813 break;
1814 }
1815
1816 g_value_unset( &gvalue );
1817
1818 return ret;
1819 }
1820
1821 void wxDataViewRenderer::GtkUpdateAlignment()
1822 {
1823 int align = m_alignment;
1824
1825 // query alignment from column ?
1826 if (align == -1)
1827 {
1828 // None there yet
1829 if (GetOwner() == NULL)
1830 return;
1831
1832 align = GetOwner()->GetAlignment();
1833 align |= wxALIGN_CENTRE_VERTICAL;
1834 }
1835
1836 // horizontal alignment:
1837
1838 gfloat xalign = 0.0;
1839 if (align & wxALIGN_RIGHT)
1840 xalign = 1.0;
1841 else if (align & wxALIGN_CENTER_HORIZONTAL)
1842 xalign = 0.5;
1843
1844 GValue gvalue = { 0, };
1845 g_value_init( &gvalue, G_TYPE_FLOAT );
1846 g_value_set_float( &gvalue, xalign );
1847 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1848 g_value_unset( &gvalue );
1849
1850 // vertical alignment:
1851
1852 gfloat yalign = 0.0;
1853 if (align & wxALIGN_BOTTOM)
1854 yalign = 1.0;
1855 else if (align & wxALIGN_CENTER_VERTICAL)
1856 yalign = 0.5;
1857
1858 GValue gvalue2 = { 0, };
1859 g_value_init( &gvalue2, G_TYPE_FLOAT );
1860 g_value_set_float( &gvalue2, yalign );
1861 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1862 g_value_unset( &gvalue2 );
1863 }
1864
1865 void wxDataViewRenderer::SetAlignment( int align )
1866 {
1867 m_alignment = align;
1868 GtkUpdateAlignment();
1869 }
1870
1871 int wxDataViewRenderer::GetAlignment() const
1872 {
1873 return m_alignment;
1874 }
1875
1876 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1877 {
1878 #ifdef __WXGTK26__
1879 if ( gtk_check_version(2, 6, 0) != NULL )
1880 return;
1881
1882 GtkCellRendererText * const rend = GtkGetTextRenderer();
1883 if ( !rend )
1884 return;
1885
1886 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1887 // can just cast between them
1888 GValue gvalue = { 0, };
1889 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1890 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1891 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1892 g_value_unset( &gvalue );
1893 #else // GTK < 2.6
1894 wxUnusedVar(mode);
1895 #endif // GTK 2.6/before
1896 }
1897
1898 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1899 {
1900 #ifdef __WXGTK26__
1901 if ( gtk_check_version(2, 6, 0) != NULL )
1902 return wxELLIPSIZE_NONE;
1903
1904 GtkCellRendererText * const rend = GtkGetTextRenderer();
1905 if ( !rend )
1906 return wxELLIPSIZE_NONE;
1907
1908 GValue gvalue = { 0, };
1909 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1910 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1911 wxEllipsizeMode
1912 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1913 g_value_unset( &gvalue );
1914
1915 return mode;
1916 #else // GTK < 2.6
1917 return wxELLIPSIZE_NONE;
1918 #endif // GTK 2.6/before
1919 }
1920
1921 void
1922 wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
1923 {
1924 wxVariant value(str);
1925 if (!Validate( value ))
1926 return;
1927
1928 wxDataViewItem
1929 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
1930
1931 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
1932 }
1933
1934 void
1935 wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
1936 const wxDataViewItem& item,
1937 unsigned col)
1938 {
1939 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
1940 model->ChangeValue( value, item, col );
1941 }
1942
1943 // ---------------------------------------------------------
1944 // wxDataViewTextRenderer
1945 // ---------------------------------------------------------
1946
1947 extern "C"
1948 {
1949
1950 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1951 gchar *arg1, gchar *arg2, gpointer user_data )
1952 {
1953 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1954
1955 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
1956 arg2, cell->GetOwner()->GetOwner()->GetFont()));
1957 }
1958
1959 }
1960
1961 namespace
1962 {
1963
1964 // helper function used by wxDataViewTextRenderer and
1965 // wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
1966 // given text renderer and returns true if anything was done
1967 bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
1968 {
1969 bool usingDefaultAttrs = true;
1970 if (attr.HasColour())
1971 {
1972 const GdkColor * const gcol = attr.GetColour().GetColor();
1973
1974 GValue gvalue = { 0, };
1975 g_value_init( &gvalue, GDK_TYPE_COLOR );
1976 g_value_set_boxed( &gvalue, gcol );
1977 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
1978 g_value_unset( &gvalue );
1979
1980 usingDefaultAttrs = false;
1981 }
1982 else
1983 {
1984 GValue gvalue = { 0, };
1985 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1986 g_value_set_boolean( &gvalue, FALSE );
1987 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
1988 g_value_unset( &gvalue );
1989 }
1990
1991 if (attr.GetItalic())
1992 {
1993 GValue gvalue = { 0, };
1994 g_value_init( &gvalue, PANGO_TYPE_STYLE );
1995 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
1996 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
1997 g_value_unset( &gvalue );
1998
1999 usingDefaultAttrs = false;
2000 }
2001 else
2002 {
2003 GValue gvalue = { 0, };
2004 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2005 g_value_set_boolean( &gvalue, FALSE );
2006 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2007 g_value_unset( &gvalue );
2008 }
2009
2010
2011 if (attr.GetBold())
2012 {
2013 GValue gvalue = { 0, };
2014 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2015 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2016 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2017 g_value_unset( &gvalue );
2018
2019 usingDefaultAttrs = false;
2020 }
2021 else
2022 {
2023 GValue gvalue = { 0, };
2024 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2025 g_value_set_boolean( &gvalue, FALSE );
2026 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2027 g_value_unset( &gvalue );
2028 }
2029
2030 #if 0
2031 if (attr.HasBackgroundColour())
2032 {
2033 wxColour colour = attr.GetBackgroundColour();
2034 const GdkColor * const gcol = colour.GetColor();
2035
2036 GValue gvalue = { 0, };
2037 g_value_init( &gvalue, GDK_TYPE_COLOR );
2038 g_value_set_boxed( &gvalue, gcol );
2039 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2040 g_value_unset( &gvalue );
2041 }
2042 else
2043 {
2044 GValue gvalue = { 0, };
2045 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2046 g_value_set_boolean( &gvalue, FALSE );
2047 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2048 g_value_unset( &gvalue );
2049 }
2050 #endif
2051
2052 return !usingDefaultAttrs;
2053 }
2054
2055 } // anonymous namespace
2056
2057 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2058
2059 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2060 int align ) :
2061 wxDataViewRenderer( varianttype, mode, align )
2062 {
2063 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2064 text_renderer->wx_renderer = this;
2065 m_renderer = (GtkCellRenderer*) text_renderer;
2066
2067 if (mode & wxDATAVIEW_CELL_EDITABLE)
2068 {
2069 GValue gvalue = { 0, };
2070 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2071 g_value_set_boolean( &gvalue, true );
2072 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2073 g_value_unset( &gvalue );
2074
2075 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2076
2077 GtkInitHandlers();
2078 }
2079
2080 SetMode(mode);
2081 SetAlignment(align);
2082 }
2083
2084 bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2085 {
2086 GValue gvalue = { 0, };
2087 g_value_init( &gvalue, G_TYPE_STRING );
2088 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2089 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2090 g_value_unset( &gvalue );
2091
2092 return true;
2093 }
2094
2095 bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2096 {
2097 GValue gvalue = { 0, };
2098 g_value_init( &gvalue, G_TYPE_STRING );
2099 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2100 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2101 g_value_unset( &gvalue );
2102
2103 return true;
2104 }
2105
2106 void wxDataViewTextRenderer::SetAlignment( int align )
2107 {
2108 wxDataViewRenderer::SetAlignment(align);
2109
2110 if (gtk_check_version(2,10,0))
2111 return;
2112
2113 // horizontal alignment:
2114 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2115 if (align & wxALIGN_RIGHT)
2116 pangoAlign = PANGO_ALIGN_RIGHT;
2117 else if (align & wxALIGN_CENTER_HORIZONTAL)
2118 pangoAlign = PANGO_ALIGN_CENTER;
2119
2120 GValue gvalue = { 0, };
2121 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2122 g_value_set_enum( &gvalue, pangoAlign );
2123 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2124 g_value_unset( &gvalue );
2125 }
2126
2127 bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2128 {
2129 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2130 }
2131
2132 GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2133 {
2134 return GTK_CELL_RENDERER_TEXT(m_renderer);
2135 }
2136
2137 // ---------------------------------------------------------
2138 // wxDataViewBitmapRenderer
2139 // ---------------------------------------------------------
2140
2141 namespace
2142 {
2143
2144 // set "pixbuf" property on the given renderer
2145 void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2146 {
2147 GValue gvalue = { 0, };
2148 g_value_init( &gvalue, G_TYPE_OBJECT );
2149 g_value_set_object( &gvalue, pixbuf );
2150 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2151 g_value_unset( &gvalue );
2152 }
2153
2154 } // anonymous namespace
2155
2156 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2157
2158 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2159 int align ) :
2160 wxDataViewRenderer( varianttype, mode, align )
2161 {
2162 m_renderer = gtk_cell_renderer_pixbuf_new();
2163
2164 SetMode(mode);
2165 SetAlignment(align);
2166 }
2167
2168 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2169 {
2170 if (value.GetType() == wxT("wxBitmap"))
2171 {
2172 wxBitmap bitmap;
2173 bitmap << value;
2174
2175 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2176 // object (and it will stay there and remain owned by wxBitmap)
2177 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2178 }
2179 else if (value.GetType() == wxT("wxIcon"))
2180 {
2181 wxIcon icon;
2182 icon << value;
2183
2184 SetPixbufProp(m_renderer, icon.GetPixbuf());
2185 }
2186 else
2187 {
2188 return false;
2189 }
2190
2191 return true;
2192 }
2193
2194 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2195 {
2196 return false;
2197 }
2198
2199 // ---------------------------------------------------------
2200 // wxDataViewToggleRenderer
2201 // ---------------------------------------------------------
2202
2203 extern "C" {
2204 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2205 gchar *path, gpointer user_data );
2206 }
2207
2208 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2209 gchar *path, gpointer user_data )
2210 {
2211 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2212
2213 // get old value
2214 GValue gvalue = { 0, };
2215 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2216 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2217 bool tmp = g_value_get_boolean( &gvalue );
2218 g_value_unset( &gvalue );
2219 // invert it
2220 tmp = !tmp;
2221
2222 wxVariant value = tmp;
2223 if (!cell->Validate( value ))
2224 return;
2225
2226 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2227 wxDataViewModel *model = ctrl->GetModel();
2228
2229 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2230
2231 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2232
2233 model->ChangeValue( value, item, model_col );
2234 }
2235
2236 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2237
2238 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2239 wxDataViewCellMode mode, int align ) :
2240 wxDataViewRenderer( varianttype, mode, align )
2241 {
2242 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2243
2244 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2245 {
2246 g_signal_connect_after( m_renderer, "toggled",
2247 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2248 }
2249 else
2250 {
2251 GValue gvalue = { 0, };
2252 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2253 g_value_set_boolean( &gvalue, false );
2254 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2255 g_value_unset( &gvalue );
2256 }
2257
2258 SetMode(mode);
2259 SetAlignment(align);
2260 }
2261
2262 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2263 {
2264 bool tmp = value;
2265
2266 GValue gvalue = { 0, };
2267 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2268 g_value_set_boolean( &gvalue, tmp );
2269 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2270 g_value_unset( &gvalue );
2271
2272 return true;
2273 }
2274
2275 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2276 {
2277 GValue gvalue = { 0, };
2278 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2279 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2280 bool tmp = g_value_get_boolean( &gvalue );
2281 g_value_unset( &gvalue );
2282
2283 value = tmp;
2284
2285 return true;
2286 }
2287
2288 // ---------------------------------------------------------
2289 // wxDataViewCustomRenderer
2290 // ---------------------------------------------------------
2291
2292 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2293 {
2294 public:
2295 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2296 wxWindowDCImpl( owner )
2297 {
2298 GtkWidget *widget = window->m_treeview;
2299 // Set later
2300 m_gdkwindow = NULL;
2301
2302 m_window = window;
2303
2304 m_context = window->GTKGetPangoDefaultContext();
2305 m_layout = pango_layout_new( m_context );
2306 m_fontdesc = pango_font_description_copy( widget->style->font_desc );
2307
2308 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2309
2310 // Set m_gdkwindow later
2311 // SetUpDC();
2312 }
2313 };
2314
2315 class wxDataViewCtrlDC: public wxWindowDC
2316 {
2317 public:
2318 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2319 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2320 { }
2321 };
2322
2323
2324 // ---------------------------------------------------------
2325 // wxDataViewCustomRenderer
2326 // ---------------------------------------------------------
2327
2328 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2329
2330 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2331 wxDataViewCellMode mode,
2332 int align,
2333 bool no_init )
2334 : wxDataViewCustomRendererBase( varianttype, mode, align )
2335 {
2336 m_dc = NULL;
2337 m_text_renderer = NULL;
2338
2339 if (no_init)
2340 m_renderer = NULL;
2341 else
2342 Init(mode, align);
2343 }
2344
2345 GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2346 {
2347 if ( !m_text_renderer )
2348 {
2349 // we create it on demand so need to do it even from a const function
2350 const_cast<wxDataViewCustomRenderer *>(this)->
2351 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2352 }
2353
2354 return m_text_renderer;
2355 }
2356
2357 void wxDataViewCustomRenderer::RenderText( const wxString &text,
2358 int xoffset,
2359 wxRect cell,
2360 wxDC *WXUNUSED(dc),
2361 int WXUNUSED(state) )
2362 {
2363
2364 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2365
2366 GValue gvalue = { 0, };
2367 g_value_init( &gvalue, G_TYPE_STRING );
2368 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2369 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2370 g_value_unset( &gvalue );
2371
2372 GtkApplyAttr(textRenderer, GetAttr());
2373
2374 GdkRectangle cell_area;
2375 wxRectToGDKRect(cell, cell_area);
2376 cell_area.x += xoffset;
2377 cell_area.width -= xoffset;
2378
2379 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2380 m_renderParams.window,
2381 m_renderParams.widget,
2382 m_renderParams.background_area,
2383 &cell_area,
2384 m_renderParams.expose_area,
2385 (GtkCellRendererState) m_renderParams.flags );
2386 }
2387
2388 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2389 {
2390 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2391 renderer->cell = this;
2392
2393 m_renderer = (GtkCellRenderer*) renderer;
2394
2395 SetMode(mode);
2396 SetAlignment(align);
2397
2398 GtkInitHandlers();
2399
2400 return true;
2401 }
2402
2403 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2404 {
2405 if (m_dc)
2406 delete m_dc;
2407
2408 if (m_text_renderer)
2409 gtk_object_sink( GTK_OBJECT(m_text_renderer) );
2410 }
2411
2412 wxDC *wxDataViewCustomRenderer::GetDC()
2413 {
2414 if (m_dc == NULL)
2415 {
2416 if (GetOwner() == NULL)
2417 return NULL;
2418 if (GetOwner()->GetOwner() == NULL)
2419 return NULL;
2420 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2421 }
2422
2423 return m_dc;
2424 }
2425
2426 // ---------------------------------------------------------
2427 // wxDataViewProgressRenderer
2428 // ---------------------------------------------------------
2429
2430 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2431
2432 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2433 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2434 wxDataViewCustomRenderer( varianttype, mode, align, true )
2435 {
2436 m_label = label;
2437 m_value = 0;
2438
2439 #ifdef __WXGTK26__
2440 if (!gtk_check_version(2,6,0))
2441 {
2442 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2443
2444 GValue gvalue = { 0, };
2445 g_value_init( &gvalue, G_TYPE_STRING );
2446
2447 g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) );
2448 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2449 g_value_unset( &gvalue );
2450
2451 SetMode(mode);
2452 SetAlignment(align);
2453 }
2454 else
2455 #endif
2456 {
2457 // Use custom cell code
2458 wxDataViewCustomRenderer::Init(mode, align);
2459 }
2460 }
2461
2462 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2463 {
2464 }
2465
2466 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2467 {
2468 #ifdef __WXGTK26__
2469 if (!gtk_check_version(2,6,0))
2470 {
2471 gint tmp = (long) value;
2472 GValue gvalue = { 0, };
2473 g_value_init( &gvalue, G_TYPE_INT );
2474 g_value_set_int( &gvalue, tmp );
2475 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2476 g_value_unset( &gvalue );
2477 }
2478 else
2479 #endif
2480 {
2481 m_value = (long) value;
2482
2483 if (m_value < 0) m_value = 0;
2484 if (m_value > 100) m_value = 100;
2485 }
2486
2487 return true;
2488 }
2489
2490 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2491 {
2492 return false;
2493 }
2494
2495 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2496 {
2497 double pct = (double)m_value / 100.0;
2498 wxRect bar = cell;
2499 bar.width = (int)(cell.width * pct);
2500 dc->SetPen( *wxTRANSPARENT_PEN );
2501 dc->SetBrush( *wxBLUE_BRUSH );
2502 dc->DrawRectangle( bar );
2503
2504 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2505 dc->SetPen( *wxBLACK_PEN );
2506 dc->DrawRectangle( cell );
2507
2508 return true;
2509 }
2510
2511 wxSize wxDataViewProgressRenderer::GetSize() const
2512 {
2513 return wxSize(40,12);
2514 }
2515
2516 // -------------------------------------
2517 // wxDataViewChoiceRenderer
2518 // -------------------------------------
2519
2520 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2521 wxDataViewCellMode mode, int alignment ) :
2522 wxDataViewCustomRenderer( "string", mode, alignment, true )
2523 {
2524 m_choices = choices;
2525
2526 #ifdef __WXGTK26__
2527 if (!gtk_check_version(2,6,0))
2528 {
2529 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2530
2531 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2532 for (size_t n = 0; n < m_choices.GetCount(); n++)
2533 {
2534 gtk_list_store_insert_with_values(
2535 store, NULL, n, 0,
2536 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2537 }
2538
2539 g_object_set (m_renderer,
2540 "model", store,
2541 "text-column", 0,
2542 "has-entry", FALSE,
2543 NULL);
2544
2545 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2546 g_object_set (m_renderer, "editable", editable, NULL);
2547
2548 SetAlignment(alignment);
2549
2550 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2551
2552 GtkInitHandlers();
2553 }
2554 else
2555 #endif
2556 {
2557 // Use custom cell code
2558 wxDataViewCustomRenderer::Init(mode, alignment);
2559 }
2560 }
2561
2562 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2563 {
2564 RenderText( m_data, 0, rect, dc, state );
2565 return true;
2566 }
2567
2568 wxSize wxDataViewChoiceRenderer::GetSize() const
2569 {
2570 return wxSize(70,20);
2571 }
2572
2573 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2574 {
2575
2576 #ifdef __WXGTK26__
2577 if (!gtk_check_version(2,6,0))
2578 {
2579 GValue gvalue = { 0, };
2580 g_value_init( &gvalue, G_TYPE_STRING );
2581 g_value_set_string(&gvalue,
2582 wxGTK_CONV_FONT(value.GetString(),
2583 GetOwner()->GetOwner()->GetFont()));
2584 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2585 g_value_unset( &gvalue );
2586 }
2587 else
2588 #endif
2589 m_data = value.GetString();
2590
2591 return true;
2592 }
2593
2594 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2595 {
2596 #ifdef __WXGTK26__
2597 if (!gtk_check_version(2,6,0))
2598 {
2599 GValue gvalue = { 0, };
2600 g_value_init( &gvalue, G_TYPE_STRING );
2601 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2602 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2603 GetOwner()->GetOwner()->GetFont());
2604 g_value_unset( &gvalue );
2605 value = temp;
2606
2607 //wxPrintf( "temp %s\n", temp );
2608 // TODO: remove this code
2609 }
2610 else
2611 #endif
2612 value = m_data;
2613
2614 return true;
2615 }
2616
2617 void wxDataViewChoiceRenderer::SetAlignment( int align )
2618 {
2619 wxDataViewCustomRenderer::SetAlignment(align);
2620
2621 if (gtk_check_version(2,10,0))
2622 return;
2623
2624 // horizontal alignment:
2625 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2626 if (align & wxALIGN_RIGHT)
2627 pangoAlign = PANGO_ALIGN_RIGHT;
2628 else if (align & wxALIGN_CENTER_HORIZONTAL)
2629 pangoAlign = PANGO_ALIGN_CENTER;
2630
2631 GValue gvalue = { 0, };
2632 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2633 g_value_set_enum( &gvalue, pangoAlign );
2634 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2635 g_value_unset( &gvalue );
2636 }
2637
2638 // ----------------------------------------------------------------------------
2639 // wxDataViewChoiceByIndexRenderer
2640 // ----------------------------------------------------------------------------
2641
2642 wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2643 wxDataViewCellMode mode, int alignment ) :
2644 wxDataViewChoiceRenderer( choices, mode, alignment )
2645 {
2646 }
2647
2648 void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
2649 {
2650 wxVariant value( (long) GetChoices().Index( str ) );
2651
2652 if (!Validate( value ))
2653 return;
2654
2655 wxDataViewItem
2656 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2657
2658 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2659 }
2660
2661 bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2662 {
2663 wxVariant string_value = GetChoice( value.GetLong() );
2664 return wxDataViewChoiceRenderer::SetValue( string_value );
2665 }
2666
2667 bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2668 {
2669 wxVariant string_value;
2670 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2671 return false;
2672
2673 value = (long) GetChoices().Index( string_value.GetString() );
2674 return true;
2675 }
2676
2677 // ---------------------------------------------------------
2678 // wxDataViewDateRenderer
2679 // ---------------------------------------------------------
2680
2681 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2682 {
2683 public:
2684 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2685 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2686 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2687 {
2688 m_model = model;
2689 m_item = item;
2690 m_col = col;
2691 m_cal = new wxCalendarCtrl( this, -1, *value );
2692 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2693 sizer->Add( m_cal, 1, wxGROW );
2694 SetSizer( sizer );
2695 sizer->Fit( this );
2696 }
2697
2698 virtual void OnDismiss()
2699 {
2700 }
2701
2702 void OnCalendar( wxCalendarEvent &event );
2703
2704 wxCalendarCtrl *m_cal;
2705 wxDataViewModel *m_model;
2706 wxDataViewItem m_item;
2707 unsigned int m_col;
2708
2709 private:
2710 DECLARE_EVENT_TABLE()
2711 };
2712
2713 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2714 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2715 END_EVENT_TABLE()
2716
2717 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2718 {
2719 m_model->ChangeValue( event.GetDate(), m_item, m_col );
2720 DismissAndNotify();
2721 }
2722
2723 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2724
2725 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2726 wxDataViewCellMode mode, int align ) :
2727 wxDataViewCustomRenderer( varianttype, mode, align )
2728 {
2729 SetMode(mode);
2730 SetAlignment(align);
2731 }
2732
2733 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2734 {
2735 m_date = value.GetDateTime();
2736
2737 return true;
2738 }
2739
2740 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2741 {
2742 return false;
2743 }
2744
2745 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2746 {
2747 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2748 wxString tmp = m_date.FormatDate();
2749 RenderText( tmp, 0, cell, dc, state );
2750 return true;
2751 }
2752
2753 wxSize wxDataViewDateRenderer::GetSize() const
2754 {
2755 wxString tmp = m_date.FormatDate();
2756 wxCoord x,y,d;
2757 GetView()->GetTextExtent( tmp, &x, &y, &d );
2758 return wxSize(x,y+d);
2759 }
2760
2761 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
2762 const wxDataViewItem &item, unsigned int col )
2763 {
2764 wxVariant variant;
2765 model->GetValue( variant, item, col );
2766 wxDateTime value = variant.GetDateTime();
2767
2768 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2769 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2770 wxPoint pos = wxGetMousePosition();
2771 popup->Move( pos );
2772 popup->Layout();
2773 popup->Popup( popup->m_cal );
2774
2775 return true;
2776 }
2777
2778
2779 // ---------------------------------------------------------
2780 // wxDataViewIconTextRenderer
2781 // ---------------------------------------------------------
2782
2783 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2784
2785 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2786 (
2787 const wxString &varianttype,
2788 wxDataViewCellMode mode,
2789 int align
2790 )
2791 : wxDataViewTextRenderer(varianttype, mode, align)
2792 {
2793 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2794 }
2795
2796 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2797 {
2798 }
2799
2800 void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2801 {
2802 // add the icon renderer first
2803 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2804
2805 // add the text renderer too
2806 wxDataViewRenderer::GtkPackIntoColumn(column);
2807 }
2808
2809 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2810 {
2811 m_value << value;
2812
2813 SetTextValue(m_value.GetText());
2814 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2815
2816 return true;
2817 }
2818
2819 bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2820 {
2821 wxString str;
2822 if ( !GetTextValue(str) )
2823 return false;
2824
2825 // user doesn't have any way to edit the icon so leave it unchanged
2826 value << wxDataViewIconText(str, m_value.GetIcon());
2827
2828 return true;
2829 }
2830
2831 void
2832 wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2833 const wxDataViewItem& item,
2834 unsigned col)
2835 {
2836 // we receive just the text part of our value as it's the only one which
2837 // can be edited, but we need the full wxDataViewIconText value for the
2838 // model
2839 wxVariant valueIconText;
2840 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2841 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2842 }
2843
2844 // ---------------------------------------------------------
2845 // wxDataViewColumn
2846 // ---------------------------------------------------------
2847
2848
2849 static gboolean
2850 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2851 GdkEventButton *gdk_event,
2852 wxDataViewColumn *column )
2853 {
2854 if (gdk_event->type != GDK_BUTTON_PRESS)
2855 return FALSE;
2856
2857 if (gdk_event->button == 1)
2858 {
2859 gs_lastLeftClickHeader = column;
2860
2861 wxDataViewCtrl *dv = column->GetOwner();
2862 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2863 event.SetDataViewColumn( column );
2864 event.SetModel( dv->GetModel() );
2865 if (dv->HandleWindowEvent( event ))
2866 return FALSE;
2867 }
2868
2869 if (gdk_event->button == 3)
2870 {
2871 wxDataViewCtrl *dv = column->GetOwner();
2872 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2873 event.SetDataViewColumn( column );
2874 event.SetModel( dv->GetModel() );
2875 if (dv->HandleWindowEvent( event ))
2876 return FALSE;
2877 }
2878
2879 return FALSE;
2880 }
2881
2882 extern "C"
2883 {
2884
2885 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2886 GtkCellRenderer *renderer,
2887 GtkTreeModel *model,
2888 GtkTreeIter *iter,
2889 gpointer data )
2890 {
2891 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2892 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2893
2894 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2895
2896 wxDataViewItem item( (void*) iter->user_data );
2897
2898 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2899
2900 if (!wx_model->IsVirtualListModel())
2901 {
2902 gboolean visible;
2903 if (wx_model->IsContainer( item ))
2904 {
2905 visible = wx_model->HasContainerColumns( item ) ||
2906 (cell->GetOwner()->GetModelColumn() == 0);
2907 }
2908 else
2909 {
2910 visible = true;
2911 }
2912
2913 GValue gvalue = { 0, };
2914 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2915 g_value_set_boolean( &gvalue, visible );
2916 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2917 g_value_unset( &gvalue );
2918
2919 if ( !visible )
2920 return;
2921 }
2922
2923 wxVariant value;
2924 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2925
2926 if (value.GetType() != cell->GetVariantType())
2927 {
2928 wxLogError( wxT("Wrong type, required: %s but: %s"),
2929 value.GetType().c_str(),
2930 cell->GetVariantType().c_str() );
2931 }
2932
2933 cell->SetValue( value );
2934
2935 // deal with disabled items
2936 bool enabled = wx_model->IsEnabled( item, cell->GetOwner()->GetModelColumn() );
2937
2938 // a) this sets the appearance to disabled grey
2939 GValue gvalue = { 0, };
2940 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2941 g_value_set_boolean( &gvalue, enabled );
2942 g_object_set_property( G_OBJECT(renderer), "sensitive", &gvalue );
2943 g_value_unset( &gvalue );
2944
2945 // b) this actually disables the control/renderer
2946 if (enabled)
2947 cell->SetMode( cell->GtkGetMode() );
2948 else
2949 cell->SetMode( wxDATAVIEW_CELL_INERT );
2950
2951
2952 // deal with attributes: if the renderer doesn't support them at all, we
2953 // don't even need to query the model for them
2954 if ( !cell->GtkSupportsAttrs() )
2955 return;
2956
2957 // it can support attributes so check if this item has any
2958 wxDataViewItemAttr attr;
2959 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
2960 || !cell->GtkIsUsingDefaultAttrs() )
2961 {
2962 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
2963 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
2964 }
2965 // else: no custom attributes specified and we're already using the default
2966 // ones -- nothing to do
2967
2968 }
2969
2970 } // extern "C"
2971
2972 #include <wx/listimpl.cpp>
2973 WX_DEFINE_LIST(wxDataViewColumnList)
2974
2975 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2976 unsigned int model_column, int width,
2977 wxAlignment align, int flags )
2978 : wxDataViewColumnBase( cell, model_column )
2979 {
2980 Init( align, flags, width );
2981
2982 SetTitle( title );
2983 }
2984
2985 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
2986 unsigned int model_column, int width,
2987 wxAlignment align, int flags )
2988 : wxDataViewColumnBase( bitmap, cell, model_column )
2989 {
2990 Init( align, flags, width );
2991
2992 SetBitmap( bitmap );
2993 }
2994
2995 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
2996 {
2997 m_isConnected = false;
2998
2999 GtkTreeViewColumn *column = gtk_tree_view_column_new();
3000 m_column = (GtkWidget*) column;
3001
3002 SetFlags( flags );
3003 SetAlignment( align );
3004
3005 SetWidth( width );
3006
3007 // Create container for icon and label
3008 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
3009 gtk_widget_show( box );
3010 // gtk_container_set_border_width((GtkContainer*)box, 2);
3011 m_image = gtk_image_new();
3012 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
3013 m_label = gtk_label_new("");
3014 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
3015 gtk_tree_view_column_set_widget( column, box );
3016
3017 wxDataViewRenderer * const colRenderer = GetRenderer();
3018 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
3019
3020 colRenderer->GtkPackIntoColumn(column);
3021
3022 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
3023 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
3024 }
3025
3026 void wxDataViewColumn::OnInternalIdle()
3027 {
3028 if (m_isConnected)
3029 return;
3030
3031 if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
3032 {
3033 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3034 if (column->button)
3035 {
3036 g_signal_connect(column->button, "button_press_event",
3037 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
3038
3039 // otherwise the event will be blocked by GTK+
3040 gtk_tree_view_column_set_clickable( column, TRUE );
3041
3042 m_isConnected = true;
3043 }
3044 }
3045 }
3046
3047 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
3048 {
3049 wxDataViewColumnBase::SetOwner( owner );
3050
3051 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3052
3053 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
3054 }
3055
3056 void wxDataViewColumn::SetTitle( const wxString &title )
3057 {
3058 wxDataViewCtrl *ctrl = GetOwner();
3059 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3060 : wxGTK_CONV_SYS(title) );
3061 if (title.empty())
3062 gtk_widget_hide( m_label );
3063 else
3064 gtk_widget_show( m_label );
3065 }
3066
3067 wxString wxDataViewColumn::GetTitle() const
3068 {
3069 return wxGTK_CONV_BACK_FONT(
3070 gtk_label_get_text( GTK_LABEL(m_label) ),
3071 GetOwner()->GetFont()
3072 );
3073 }
3074
3075 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3076 {
3077 wxDataViewColumnBase::SetBitmap( bitmap );
3078
3079 if (bitmap.Ok())
3080 {
3081 GtkImage *gtk_image = GTK_IMAGE(m_image);
3082
3083 GdkBitmap *mask = NULL;
3084 if (bitmap.GetMask())
3085 mask = bitmap.GetMask()->GetBitmap();
3086
3087 if (bitmap.HasPixbuf())
3088 {
3089 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3090 bitmap.GetPixbuf());
3091 }
3092 else
3093 {
3094 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3095 bitmap.GetPixmap(), mask);
3096 }
3097 gtk_widget_show( m_image );
3098 }
3099 else
3100 {
3101 gtk_widget_hide( m_image );
3102 }
3103 }
3104
3105 void wxDataViewColumn::SetHidden( bool hidden )
3106 {
3107 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3108 }
3109
3110 void wxDataViewColumn::SetResizeable( bool resizeable )
3111 {
3112 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
3113 }
3114
3115 void wxDataViewColumn::SetAlignment( wxAlignment align )
3116 {
3117 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3118
3119 gfloat xalign = 0.0;
3120 if (align == wxALIGN_RIGHT)
3121 xalign = 1.0;
3122 if (align == wxALIGN_CENTER_HORIZONTAL ||
3123 align == wxALIGN_CENTER)
3124 xalign = 0.5;
3125
3126 gtk_tree_view_column_set_alignment( column, xalign );
3127
3128 if (m_renderer && m_renderer->GetAlignment() == -1)
3129 m_renderer->GtkUpdateAlignment();
3130 }
3131
3132 wxAlignment wxDataViewColumn::GetAlignment() const
3133 {
3134 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3135
3136 if (xalign == 1.0)
3137 return wxALIGN_RIGHT;
3138 if (xalign == 0.5)
3139 return wxALIGN_CENTER_HORIZONTAL;
3140
3141 return wxALIGN_LEFT;
3142 }
3143
3144 void wxDataViewColumn::SetSortable( bool sortable )
3145 {
3146 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3147
3148 if ( sortable )
3149 {
3150 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3151 }
3152 else
3153 {
3154 gtk_tree_view_column_set_sort_column_id( column, -1 );
3155 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3156 gtk_tree_view_column_set_clickable( column, FALSE );
3157 }
3158 }
3159
3160 bool wxDataViewColumn::IsSortable() const
3161 {
3162 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3163 return gtk_tree_view_column_get_clickable( column );
3164 }
3165
3166 void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
3167 {
3168 // it might not make sense to have this function in wxHeaderColumn at
3169 // all in fact, changing of the sort order should only be done using the
3170 // associated control API
3171 wxFAIL_MSG( "not implemented" );
3172 }
3173
3174 bool wxDataViewColumn::IsSortKey() const
3175 {
3176 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3177 return gtk_tree_view_column_get_sort_indicator( column );
3178 }
3179
3180 bool wxDataViewColumn::IsResizeable() const
3181 {
3182 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3183 return gtk_tree_view_column_get_resizable( column );
3184 }
3185
3186 bool wxDataViewColumn::IsHidden() const
3187 {
3188 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3189 return !gtk_tree_view_column_get_visible( column );
3190 }
3191
3192 void wxDataViewColumn::SetSortOrder( bool ascending )
3193 {
3194 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3195
3196 if (ascending)
3197 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3198 else
3199 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3200
3201 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3202 }
3203
3204 bool wxDataViewColumn::IsSortOrderAscending() const
3205 {
3206 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3207
3208 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3209 }
3210
3211 void wxDataViewColumn::SetMinWidth( int width )
3212 {
3213 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3214 }
3215
3216 int wxDataViewColumn::GetMinWidth() const
3217 {
3218 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3219 }
3220
3221 int wxDataViewColumn::GetWidth() const
3222 {
3223 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3224 }
3225
3226 void wxDataViewColumn::SetWidth( int width )
3227 {
3228 if ( width == wxCOL_WIDTH_AUTOSIZE )
3229 {
3230 // NB: this disables user resizing
3231 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3232 }
3233 else
3234 {
3235 if ( width == wxCOL_WIDTH_DEFAULT )
3236 {
3237 // TODO find a better calculation
3238 width = wxDVC_DEFAULT_WIDTH;
3239 }
3240
3241 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3242 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3243 }
3244 }
3245
3246 void wxDataViewColumn::SetReorderable( bool reorderable )
3247 {
3248 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3249 }
3250
3251 bool wxDataViewColumn::IsReorderable() const
3252 {
3253 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3254 }
3255
3256 //-----------------------------------------------------------------------------
3257 // wxGtkTreeModelNode
3258 //-----------------------------------------------------------------------------
3259
3260 #if 0
3261 class wxGtkTreeModelChildWithPos
3262 {
3263 public:
3264 unsigned int pos;
3265 void *id;
3266 };
3267
3268 static
3269 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3270 {
3271 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3272 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3273 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3274 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3275 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3276
3277 return ret;
3278 }
3279 #else
3280 static
3281 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3282 {
3283 return gs_internal->GetDataViewModel()->Compare( **data1, **data2,
3284 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3285 }
3286
3287 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3288 #endif
3289
3290 void wxGtkTreeModelNode::Resort()
3291 {
3292 size_t child_count = GetChildCount();
3293 if (child_count == 0)
3294 return;
3295
3296 size_t node_count = GetNodesCount();
3297
3298 if (child_count == 1)
3299 {
3300 if (node_count == 1)
3301 {
3302 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3303 node->Resort();
3304 }
3305 return;
3306 }
3307
3308 gint *new_order = new gint[child_count];
3309
3310 #if 1
3311 // m_children has the original *void
3312 // ptrs points to these
3313 wxGtkTreeModelChildrenPtr ptrs;
3314 size_t i;
3315 for (i = 0; i < child_count; i++)
3316 ptrs.Add( &(m_children[i]) );
3317 // Sort the ptrs
3318 gs_internal = m_internal;
3319 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3320
3321 wxGtkTreeModelChildren temp;
3322 void** base_ptr = &(m_children[0]);
3323 // Transfer positions to new_order array and
3324 // IDs to temp
3325 for (i = 0; i < child_count; i++)
3326 {
3327 new_order[i] = ptrs[i] - base_ptr;
3328 temp.Add( *ptrs[i] );
3329 }
3330
3331 // Transfer IDs back to m_children
3332 m_children.Clear();
3333 WX_APPEND_ARRAY( temp, m_children );
3334 #endif
3335 #if 0
3336 // Too slow
3337
3338 // Build up array with IDs and original positions
3339 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3340 size_t i;
3341 for (i = 0; i < child_count; i++)
3342 {
3343 temp[i].pos = i;
3344 temp[i].id = m_children[i];
3345 }
3346 // Sort array keeping original positions
3347 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3348 &wxGtkTreeModelChildWithPosCmp, m_internal );
3349 // Transfer positions to new_order array and
3350 // IDs to m_children
3351 m_children.Clear();
3352 for (i = 0; i < child_count; i++)
3353 {
3354 new_order[i] = temp[i].pos;
3355 m_children.Add( temp[i].id );
3356 }
3357 // Delete array
3358 delete [] temp;
3359 #endif
3360
3361 #if 0
3362 // Too slow
3363
3364 wxGtkTreeModelChildren temp;
3365 WX_APPEND_ARRAY( temp, m_children );
3366
3367 gs_internal = m_internal;
3368 m_children.Sort( &wxGtkTreeModelChildCmp );
3369
3370 unsigned int pos;
3371 for (pos = 0; pos < child_count; pos++)
3372 {
3373 void *id = m_children.Item( pos );
3374 int old_pos = temp.Index( id );
3375 new_order[pos] = old_pos;
3376 }
3377 #endif
3378
3379 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3380
3381 GtkTreeIter iter;
3382 iter.user_data = GetItem().GetID();
3383 iter.stamp = m_internal->GetGtkModel()->stamp;
3384
3385 gtk_tree_model_rows_reordered( gtk_tree_model,
3386 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3387
3388 delete [] new_order;
3389
3390 unsigned int pos;
3391 for (pos = 0; pos < node_count; pos++)
3392 {
3393 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3394 node->Resort();
3395 }
3396 }
3397
3398 //-----------------------------------------------------------------------------
3399 // wxDataViewCtrlInternal
3400 //-----------------------------------------------------------------------------
3401
3402 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model )
3403 {
3404 m_owner = owner;
3405 m_wx_model = wx_model;
3406
3407 m_gtk_model = NULL;
3408 m_root = NULL;
3409 m_sort_order = GTK_SORT_ASCENDING;
3410 m_sort_column = -1;
3411 m_dataview_sort_column = NULL;
3412
3413 m_dragDataObject = NULL;
3414 m_dropDataObject = NULL;
3415
3416 m_dirty = false;
3417
3418 m_gtk_model = wxgtk_tree_model_new();
3419 m_gtk_model->internal = this;
3420
3421 m_notifier = new wxGtkDataViewModelNotifier( wx_model, this );
3422
3423 wx_model->AddNotifier( m_notifier );
3424
3425 // g_object_unref( gtk_model ); ???
3426
3427 if (!m_wx_model->IsVirtualListModel())
3428 InitTree();
3429
3430 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) );
3431 }
3432
3433 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3434 {
3435 m_wx_model->RemoveNotifier( m_notifier );
3436
3437 // remove the model from the GtkTreeView before it gets destroyed
3438 gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL );
3439
3440 g_object_unref( m_gtk_model );
3441
3442 delete m_dragDataObject;
3443 delete m_dropDataObject;
3444 }
3445
3446 void wxDataViewCtrlInternal::ScheduleRefresh()
3447 {
3448 m_dirty = true;
3449 }
3450
3451 void wxDataViewCtrlInternal::OnInternalIdle()
3452 {
3453 if (m_dirty)
3454 {
3455 GtkWidget *widget = m_owner->GtkGetTreeView();
3456 gtk_widget_queue_draw( widget );
3457 m_dirty = false;
3458 }
3459 }
3460
3461 void wxDataViewCtrlInternal::InitTree()
3462 {
3463 wxDataViewItem item;
3464 m_root = new wxGtkTreeModelNode( NULL, item, this );
3465
3466 BuildBranch( m_root );
3467 }
3468
3469 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3470 {
3471 if (node->GetChildCount() == 0)
3472 {
3473 wxDataViewItemArray children;
3474 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3475
3476 unsigned int pos;
3477 for (pos = 0; pos < count; pos++)
3478 {
3479 wxDataViewItem child = children[pos];
3480
3481 if (m_wx_model->IsContainer( child ))
3482 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3483 else
3484 node->AddLeave( child.GetID() );
3485
3486 // Don't send any events here
3487 }
3488 }
3489 }
3490
3491 // GTK+ dnd iface
3492
3493 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3494 {
3495 wxGtkString atom_str( gdk_atom_name( format ) );
3496 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3497
3498 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3499 m_dragSourceTargetEntry.flags = 0;
3500 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3501
3502 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3503 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3504
3505 return true;
3506 }
3507
3508 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3509 {
3510 wxGtkString atom_str( gdk_atom_name( format ) );
3511 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3512
3513 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3514 m_dropTargetTargetEntry.flags = 0;
3515 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3516
3517 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3518 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3519
3520 return true;
3521 }
3522
3523 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3524 GtkTreePath *path )
3525 {
3526 delete m_dragDataObject;
3527
3528 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3529 if ( !item )
3530 return FALSE;
3531
3532 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3533 event.SetEventObject( m_owner );
3534 event.SetItem( item );
3535 event.SetModel( m_wx_model );
3536 gint x, y;
3537 gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y);
3538 event.SetPosition(x, y);
3539 if (!m_owner->HandleWindowEvent( event ))
3540 return FALSE;
3541
3542 if (!event.IsAllowed())
3543 return FALSE;
3544
3545 wxDataObject *obj = event.GetDataObject();
3546 if (!obj)
3547 return FALSE;
3548
3549 m_dragDataObject = obj;
3550
3551 return TRUE;
3552 }
3553
3554 gboolean
3555 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3556 GtkTreePath *WXUNUSED(path))
3557 {
3558 return FALSE;
3559 }
3560
3561 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3562 GtkTreePath *path, GtkSelectionData *selection_data )
3563 {
3564 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3565 if ( !item )
3566 return FALSE;
3567
3568 if (!m_dragDataObject->IsSupported( selection_data->target ))
3569 return FALSE;
3570
3571 size_t size = m_dragDataObject->GetDataSize( selection_data->target );
3572 if (size == 0)
3573 return FALSE;
3574
3575 void *buf = malloc( size );
3576
3577 gboolean res = FALSE;
3578 if (m_dragDataObject->GetDataHere( selection_data->target, buf ))
3579 {
3580 res = TRUE;
3581
3582 gtk_selection_data_set( selection_data, selection_data->target,
3583 8, (const guchar*) buf, size );
3584 }
3585
3586 free( buf );
3587
3588 return res;
3589 }
3590
3591 gboolean
3592 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3593 GtkTreePath *path,
3594 GtkSelectionData *selection_data)
3595 {
3596 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3597 if ( !item )
3598 return FALSE;
3599
3600 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3601 event.SetEventObject( m_owner );
3602 event.SetItem( item );
3603 event.SetModel( m_wx_model );
3604 event.SetDataFormat( selection_data->target );
3605 event.SetDataSize( selection_data->length );
3606 event.SetDataBuffer( selection_data->data );
3607 if (!m_owner->HandleWindowEvent( event ))
3608 return FALSE;
3609
3610 if (!event.IsAllowed())
3611 return FALSE;
3612
3613 return TRUE;
3614 }
3615
3616 gboolean
3617 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3618 GtkTreePath *path,
3619 GtkSelectionData *selection_data)
3620 {
3621 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3622 if ( !item )
3623 return FALSE;
3624
3625 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3626 event.SetEventObject( m_owner );
3627 event.SetItem( item );
3628 event.SetModel( m_wx_model );
3629 event.SetDataFormat( selection_data->target );
3630 if (!m_owner->HandleWindowEvent( event ))
3631 return FALSE;
3632
3633 if (!event.IsAllowed())
3634 return FALSE;
3635
3636 return TRUE;
3637 }
3638
3639 // notifications from wxDataViewModel
3640
3641 bool wxDataViewCtrlInternal::Cleared()
3642 {
3643 if (m_root)
3644 {
3645 delete m_root;
3646 m_root = NULL;
3647 }
3648
3649 InitTree();
3650
3651 ScheduleRefresh();
3652
3653 return true;
3654 }
3655
3656 void wxDataViewCtrlInternal::Resort()
3657 {
3658 if (!m_wx_model->IsVirtualListModel())
3659 m_root->Resort();
3660
3661 ScheduleRefresh();
3662 }
3663
3664 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3665 {
3666 if (!m_wx_model->IsVirtualListModel())
3667 {
3668 wxGtkTreeModelNode *parent_node = FindNode( parent );
3669 wxASSERT_MSG(parent_node,
3670 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3671
3672 if (m_wx_model->IsContainer( item ))
3673 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3674 else
3675 parent_node->AddLeave( item.GetID() );
3676 }
3677
3678 ScheduleRefresh();
3679
3680 return true;
3681 }
3682
3683 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3684 {
3685 if (!m_wx_model->IsVirtualListModel())
3686 {
3687 wxGtkTreeModelNode *parent_node = FindNode( parent );
3688 wxASSERT_MSG(parent_node,
3689 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3690
3691 parent_node->DeleteChild( item.GetID() );
3692 }
3693
3694 ScheduleRefresh();
3695
3696 return true;
3697 }
3698
3699 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3700 {
3701 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3702 event.SetEventObject( m_owner );
3703 event.SetModel( m_owner->GetModel() );
3704 event.SetItem( item );
3705 m_owner->HandleWindowEvent( event );
3706
3707 return true;
3708 }
3709
3710 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int view_column )
3711 {
3712 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3713 event.SetEventObject( m_owner );
3714 event.SetModel( m_owner->GetModel() );
3715 event.SetColumn( view_column );
3716 event.SetDataViewColumn( GetOwner()->GetColumn(view_column) );
3717 event.SetItem( item );
3718 m_owner->HandleWindowEvent( event );
3719
3720 return true;
3721 }
3722
3723 // GTK+ model iface
3724
3725 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3726 {
3727 int flags = 0;
3728
3729 if ( m_wx_model->IsListModel() )
3730 flags |= GTK_TREE_MODEL_LIST_ONLY;
3731
3732 if ( !m_wx_model->IsVirtualListModel() )
3733 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3734
3735 return GtkTreeModelFlags(flags);
3736 }
3737
3738 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3739 {
3740
3741 if (m_wx_model->IsVirtualListModel())
3742 {
3743 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3744
3745 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3746
3747 if (i >= wx_model->GetCount())
3748 return FALSE;
3749
3750 iter->stamp = m_gtk_model->stamp;
3751 // user_data is just the index +1
3752 iter->user_data = (gpointer) (i+1);
3753
3754 return TRUE;
3755 }
3756 else
3757 {
3758 int depth = gtk_tree_path_get_depth( path );
3759
3760 wxGtkTreeModelNode *node = m_root;
3761
3762 int i;
3763 for (i = 0; i < depth; i++)
3764 {
3765 BuildBranch( node );
3766
3767 gint pos = gtk_tree_path_get_indices (path)[i];
3768 if (pos < 0) return FALSE;
3769 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3770
3771 void* id = node->GetChildren().Item( (size_t) pos );
3772
3773 if (i == depth-1)
3774 {
3775 iter->stamp = m_gtk_model->stamp;
3776 iter->user_data = id;
3777 return TRUE;
3778 }
3779
3780 size_t count = node->GetNodes().GetCount();
3781 size_t pos2;
3782 for (pos2 = 0; pos2 < count; pos2++)
3783 {
3784 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3785 if (child_node->GetItem().GetID() == id)
3786 {
3787 node = child_node;
3788 break;
3789 }
3790 }
3791 }
3792 }
3793
3794 return FALSE;
3795 }
3796
3797 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3798 {
3799 // When this is called from ItemDeleted(), the item is already
3800 // deleted in the model.
3801
3802 GtkTreePath *retval = gtk_tree_path_new ();
3803
3804 if (m_wx_model->IsVirtualListModel())
3805 {
3806 // iter is root, add nothing
3807 if (!iter->user_data)
3808 return retval;
3809
3810 // user_data is just the index +1
3811 int i = ( (wxUIntPtr) iter->user_data ) -1;
3812 gtk_tree_path_append_index (retval, i);
3813 }
3814 else
3815 {
3816 void *id = iter->user_data;
3817
3818 wxGtkTreeModelNode *node = FindParentNode( iter );
3819 while (node)
3820 {
3821 int pos = node->GetChildren().Index( id );
3822
3823 gtk_tree_path_prepend_index( retval, pos );
3824
3825 id = node->GetItem().GetID();
3826 node = node->GetParent();
3827 }
3828 }
3829
3830 return retval;
3831 }
3832
3833 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3834 {
3835 if (m_wx_model->IsVirtualListModel())
3836 {
3837 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3838
3839 // user_data is just the index +1
3840 int n = ( (wxUIntPtr) iter->user_data ) -1;
3841
3842 if (n == -1)
3843 {
3844 iter->user_data = NULL;
3845 return FALSE;
3846 }
3847
3848 if (n >= (int) wx_model->GetCount()-1)
3849 {
3850 iter->user_data = NULL;
3851 return FALSE;
3852 }
3853
3854 // user_data is just the index +1 (+2 because we need the next)
3855 iter->user_data = (gpointer) (n+2);
3856 }
3857 else
3858 {
3859 wxGtkTreeModelNode *parent = FindParentNode( iter );
3860 if( parent == NULL )
3861 {
3862 iter->user_data = NULL;
3863 return FALSE;
3864 }
3865
3866 int pos = parent->GetChildren().Index( iter->user_data );
3867
3868 if (pos == (int) parent->GetChildCount()-1)
3869 {
3870 iter->user_data = NULL;
3871 return FALSE;
3872 }
3873
3874 iter->user_data = parent->GetChildren().Item( pos+1 );
3875 }
3876
3877 return TRUE;
3878 }
3879
3880 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3881 {
3882 if (m_wx_model->IsVirtualListModel())
3883 {
3884 // this is a list, nodes have no children
3885 if (parent)
3886 return FALSE;
3887
3888 iter->stamp = m_gtk_model->stamp;
3889 iter->user_data = (gpointer) 1;
3890
3891 return TRUE;
3892 }
3893 else
3894 {
3895 if (iter == NULL)
3896 {
3897 if (m_root->GetChildCount() == 0) return FALSE;
3898 iter->stamp = m_gtk_model->stamp;
3899 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3900 return TRUE;
3901 }
3902
3903
3904 wxDataViewItem item;
3905 if (parent)
3906 item = wxDataViewItem( (void*) parent->user_data );
3907
3908 if (!m_wx_model->IsContainer( item ))
3909 return FALSE;
3910
3911 wxGtkTreeModelNode *parent_node = FindNode( parent );
3912 wxASSERT_MSG(parent_node,
3913 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3914
3915 BuildBranch( parent_node );
3916
3917 if (parent_node->GetChildCount() == 0)
3918 return FALSE;
3919
3920 iter->stamp = m_gtk_model->stamp;
3921 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3922 }
3923
3924 return TRUE;
3925 }
3926
3927 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3928 {
3929 if (m_wx_model->IsVirtualListModel())
3930 {
3931 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3932
3933 if (iter == NULL)
3934 return (wx_model->GetCount() > 0);
3935
3936 // this is a list, nodes have no children
3937 return FALSE;
3938 }
3939 else
3940 {
3941 if (iter == NULL)
3942 return (m_root->GetChildCount() > 0);
3943
3944 wxDataViewItem item( (void*) iter->user_data );
3945
3946 bool is_container = m_wx_model->IsContainer( item );
3947
3948 if (!is_container)
3949 return FALSE;
3950
3951 wxGtkTreeModelNode *node = FindNode( iter );
3952 wxASSERT_MSG(node,
3953 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
3954
3955 BuildBranch( node );
3956
3957 return (node->GetChildCount() > 0);
3958 }
3959 }
3960
3961 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3962 {
3963 if (m_wx_model->IsVirtualListModel())
3964 {
3965 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3966
3967 if (iter == NULL)
3968 return (gint) wx_model->GetCount();
3969
3970 return 0;
3971 }
3972 else
3973 {
3974 if (iter == NULL)
3975 return m_root->GetChildCount();
3976
3977 wxDataViewItem item( (void*) iter->user_data );
3978
3979 if (!m_wx_model->IsContainer( item ))
3980 return 0;
3981
3982 wxGtkTreeModelNode *parent_node = FindNode( iter );
3983 wxASSERT_MSG(parent_node,
3984 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3985
3986 BuildBranch( parent_node );
3987
3988 return parent_node->GetChildCount();
3989 }
3990 }
3991
3992 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
3993 {
3994 if (m_wx_model->IsVirtualListModel())
3995 {
3996 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3997
3998 if (parent)
3999 return FALSE;
4000
4001 if (n < 0)
4002 return FALSE;
4003
4004 if (n >= (gint) wx_model->GetCount())
4005 return FALSE;
4006
4007 iter->stamp = m_gtk_model->stamp;
4008 // user_data is just the index +1
4009 iter->user_data = (gpointer) (n+1);
4010
4011 return TRUE;
4012 }
4013 else
4014 {
4015 void* id = NULL;
4016 if (parent) id = (void*) parent->user_data;
4017 wxDataViewItem item( id );
4018
4019 if (!m_wx_model->IsContainer( item ))
4020 return FALSE;
4021
4022 wxGtkTreeModelNode *parent_node = FindNode( parent );
4023 wxASSERT_MSG(parent_node,
4024 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4025
4026 BuildBranch( parent_node );
4027
4028 iter->stamp = m_gtk_model->stamp;
4029 iter->user_data = parent_node->GetChildren().Item( n );
4030
4031 return TRUE;
4032 }
4033 }
4034
4035 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
4036 {
4037 if (m_wx_model->IsVirtualListModel())
4038 {
4039 return FALSE;
4040 }
4041 else
4042 {
4043 wxGtkTreeModelNode *node = FindParentNode( child );
4044 if (!node)
4045 return FALSE;
4046
4047 iter->stamp = m_gtk_model->stamp;
4048 iter->user_data = (gpointer) node->GetItem().GetID();
4049
4050 return TRUE;
4051 }
4052 }
4053
4054 // item can be deleted already in the model
4055 int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
4056 {
4057 if (m_wx_model->IsVirtualListModel())
4058 {
4059 return wxPtrToUInt(item.GetID()) - 1;
4060 }
4061 else
4062 {
4063 wxGtkTreeModelNode *parent_node = FindNode( parent );
4064 wxGtkTreeModelChildren &children = parent_node->GetChildren();
4065 size_t j;
4066 for (j = 0; j < children.GetCount(); j++)
4067 {
4068 if (children[j] == item.GetID())
4069 return j;
4070 }
4071 }
4072 return -1;
4073 }
4074
4075
4076 static wxGtkTreeModelNode*
4077 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4078 {
4079 if( model == NULL )
4080 return NULL;
4081
4082 ItemList list;
4083 list.DeleteContents( true );
4084 wxDataViewItem it( item );
4085
4086 while( it.IsOk() )
4087 {
4088 wxDataViewItem * pItem = new wxDataViewItem( it );
4089 list.Insert( pItem );
4090 it = model->GetParent( it );
4091 }
4092
4093 wxGtkTreeModelNode * node = treeNode;
4094 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4095 {
4096 if( node && node->GetNodes().GetCount() != 0 )
4097 {
4098 int len = node->GetNodes().GetCount();
4099 wxGtkTreeModelNodes &nodes = node->GetNodes();
4100 int j = 0;
4101 for( ; j < len; j ++)
4102 {
4103 if( nodes[j]->GetItem() == *(n->GetData()))
4104 {
4105 node = nodes[j];
4106 break;
4107 }
4108 }
4109
4110 if( j == len )
4111 {
4112 return NULL;
4113 }
4114 }
4115 else
4116 return NULL;
4117 }
4118 return node;
4119
4120 }
4121
4122 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4123 {
4124 if (!iter)
4125 return m_root;
4126
4127 wxDataViewItem item( (void*) iter->user_data );
4128 if (!item.IsOk())
4129 return m_root;
4130
4131 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4132
4133 /*
4134 if (!result)
4135 {
4136 wxLogDebug( "Not found %p", iter->user_data );
4137 char *crash = NULL;
4138 *crash = 0;
4139 }
4140 // TODO: remove this code
4141 */
4142
4143 return result;
4144 }
4145
4146 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4147 {
4148 if (!item.IsOk())
4149 return m_root;
4150
4151 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4152
4153 /*
4154 if (!result)
4155 {
4156 wxLogDebug( "Not found %p", item.GetID() );
4157 char *crash = NULL;
4158 *crash = 0;
4159 }
4160 // TODO: remove this code
4161 */
4162
4163 return result;
4164 }
4165
4166 static wxGtkTreeModelNode*
4167 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4168 {
4169 if( model == NULL )
4170 return NULL;
4171
4172 ItemList list;
4173 list.DeleteContents( true );
4174 if( !item.IsOk() )
4175 return NULL;
4176
4177 wxDataViewItem it( model->GetParent( item ) );
4178 while( it.IsOk() )
4179 {
4180 wxDataViewItem * pItem = new wxDataViewItem( it );
4181 list.Insert( pItem );
4182 it = model->GetParent( it );
4183 }
4184
4185 wxGtkTreeModelNode * node = treeNode;
4186 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4187 {
4188 if( node && node->GetNodes().GetCount() != 0 )
4189 {
4190 int len = node->GetNodes().GetCount();
4191 wxGtkTreeModelNodes nodes = node->GetNodes();
4192 int j = 0;
4193 for( ; j < len; j ++)
4194 {
4195 if( nodes[j]->GetItem() == *(n->GetData()))
4196 {
4197 node = nodes[j];
4198 break;
4199 }
4200 }
4201
4202 if( j == len )
4203 {
4204 return NULL;
4205 }
4206 }
4207 else
4208 return NULL;
4209 }
4210 //Examine whether the node is item's parent node
4211 int len = node->GetChildCount();
4212 for( int i = 0; i < len ; i ++ )
4213 {
4214 if( node->GetChildren().Item( i ) == item.GetID() )
4215 return node;
4216 }
4217 return NULL;
4218 }
4219
4220 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4221 {
4222 if (!iter)
4223 return NULL;
4224
4225 wxDataViewItem item( (void*) iter->user_data );
4226 if (!item.IsOk())
4227 return NULL;
4228
4229 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4230 }
4231
4232 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4233 {
4234 if (!item.IsOk())
4235 return NULL;
4236
4237 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4238 }
4239
4240 //-----------------------------------------------------------------------------
4241 // wxDataViewCtrl signal callbacks
4242 //-----------------------------------------------------------------------------
4243
4244 static void
4245 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4246 {
4247 if (!GTK_WIDGET_REALIZED(dv->m_widget))
4248 return;
4249
4250 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4251 event.SetItem( dv->GetSelection() );
4252 event.SetModel( dv->GetModel() );
4253 dv->HandleWindowEvent( event );
4254 }
4255
4256 static void
4257 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4258 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4259 {
4260 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4261
4262 wxDataViewItem item(dv->GTKPathToItem(path));
4263 event.SetItem( item );
4264 event.SetModel( dv->GetModel() );
4265 dv->HandleWindowEvent( event );
4266 }
4267
4268 static gboolean
4269 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4270 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4271 {
4272 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4273
4274 wxDataViewItem item( (void*) iter->user_data );;
4275 event.SetItem( item );
4276 event.SetModel( dv->GetModel() );
4277 dv->HandleWindowEvent( event );
4278
4279 return !event.IsAllowed();
4280 }
4281
4282 static void
4283 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4284 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4285 {
4286 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4287
4288 wxDataViewItem item( (void*) iter->user_data );;
4289 event.SetItem( item );
4290 event.SetModel( dv->GetModel() );
4291 dv->HandleWindowEvent( event );
4292 }
4293
4294 static gboolean
4295 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4296 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4297 {
4298 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
4299
4300 wxDataViewItem item( (void*) iter->user_data );;
4301 event.SetItem( item );
4302 event.SetModel( dv->GetModel() );
4303 dv->HandleWindowEvent( event );
4304
4305 return !event.IsAllowed();
4306 }
4307
4308 static void
4309 wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4310 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4311 {
4312 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
4313
4314 wxDataViewItem item( (void*) iter->user_data );;
4315 event.SetItem( item );
4316 event.SetModel( dv->GetModel() );
4317 dv->HandleWindowEvent( event );
4318 }
4319
4320 //-----------------------------------------------------------------------------
4321 // wxDataViewCtrl
4322 //-----------------------------------------------------------------------------
4323
4324 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4325 {
4326 GtkWidget* treeview = GtkGetTreeView();
4327
4328 // Insert widget in GtkTreeView
4329 if (GTK_WIDGET_REALIZED(treeview))
4330 gtk_widget_set_parent_window( child->m_widget,
4331 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4332 gtk_widget_set_parent( child->m_widget, treeview );
4333 }
4334
4335 static
4336 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4337 GtkAllocation *WXUNUSED(gtk_alloc),
4338 wxDataViewCtrl *win )
4339 {
4340 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4341 while (node)
4342 {
4343 wxWindow *child = node->GetData();
4344
4345 GtkRequisition req;
4346 gtk_widget_size_request( child->m_widget, &req );
4347
4348 GtkAllocation alloc;
4349 alloc.x = child->m_x;
4350 alloc.y = child->m_y;
4351 alloc.width = child->m_width;
4352 alloc.height = child->m_height;
4353 gtk_widget_size_allocate( child->m_widget, &alloc );
4354
4355 node = node->GetNext();
4356 }
4357 }
4358
4359
4360 //-----------------------------------------------------------------------------
4361 // "motion_notify_event"
4362 //-----------------------------------------------------------------------------
4363
4364 static gboolean
4365 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4366 GdkEventMotion *gdk_event,
4367 wxDataViewCtrl *dv )
4368 {
4369 if (gdk_event->is_hint)
4370 {
4371 int x = 0;
4372 int y = 0;
4373 GdkModifierType state;
4374 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4375 gdk_event->x = x;
4376 gdk_event->y = y;
4377 }
4378
4379 wxGtkTreePath path;
4380 GtkTreeViewColumn *column = NULL;
4381 gint cell_x = 0;
4382 gint cell_y = 0;
4383 if (gtk_tree_view_get_path_at_pos(
4384 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4385 (int) gdk_event->x, (int) gdk_event->y,
4386 path.ByRef(),
4387 &column,
4388 &cell_x,
4389 &cell_y))
4390 {
4391 if (path)
4392 {
4393 GtkTreeIter iter;
4394 dv->GtkGetInternal()->get_iter( &iter, path );
4395 }
4396 }
4397
4398
4399 return FALSE;
4400 }
4401
4402 //-----------------------------------------------------------------------------
4403 // "button_press_event"
4404 //-----------------------------------------------------------------------------
4405
4406 static gboolean
4407 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4408 GdkEventButton *gdk_event,
4409 wxDataViewCtrl *dv )
4410 {
4411 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4412 {
4413 wxGtkTreePath path;
4414 GtkTreeViewColumn *column = NULL;
4415 gint cell_x = 0;
4416 gint cell_y = 0;
4417 if (gtk_tree_view_get_path_at_pos(
4418 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4419 (int) gdk_event->x, (int) gdk_event->y,
4420 path.ByRef(),
4421 &column,
4422 &cell_x,
4423 &cell_y))
4424 {
4425 if (path)
4426 {
4427 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4428 event.SetItem(dv->GTKPathToItem(path));
4429 event.SetModel( dv->GetModel() );
4430 return dv->HandleWindowEvent( event );
4431 }
4432 }
4433 }
4434
4435 return FALSE;
4436 }
4437
4438 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4439
4440 wxDataViewCtrl::~wxDataViewCtrl()
4441 {
4442 m_cols.Clear();
4443
4444 delete m_internal;
4445 }
4446
4447 void wxDataViewCtrl::Init()
4448 {
4449 m_internal = NULL;
4450
4451 m_cols.DeleteContents( true );
4452 }
4453
4454 bool wxDataViewCtrl::Create(wxWindow *parent,
4455 wxWindowID id,
4456 const wxPoint& pos,
4457 const wxSize& size,
4458 long style,
4459 const wxValidator& validator,
4460 const wxString& name)
4461 {
4462 if (!PreCreation( parent, pos, size ) ||
4463 !CreateBase( parent, id, pos, size, style, validator, name ))
4464 {
4465 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4466 return false;
4467 }
4468
4469 m_widget = gtk_scrolled_window_new (NULL, NULL);
4470 g_object_ref(m_widget);
4471
4472 GTKScrolledWindowSetBorder(m_widget, style);
4473
4474 m_treeview = gtk_tree_view_new();
4475 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4476
4477 g_signal_connect (m_treeview, "size_allocate",
4478 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4479
4480 #ifdef __WXGTK26__
4481 if (!gtk_check_version(2,6,0))
4482 {
4483 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4484 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4485 }
4486 #endif
4487
4488 if (style & wxDV_MULTIPLE)
4489 {
4490 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4491 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4492 }
4493
4494 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4495
4496 #ifdef __WXGTK210__
4497 if (!gtk_check_version(2,10,0))
4498 {
4499 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4500
4501 if ((style & wxDV_HORIZ_RULES) != 0 &&
4502 (style & wxDV_VERT_RULES) != 0)
4503 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4504 else if (style & wxDV_VERT_RULES)
4505 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4506 else if (style & wxDV_HORIZ_RULES)
4507 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4508
4509 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4510 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4511 }
4512 #endif
4513
4514 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4515
4516 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4517 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4518 gtk_widget_show (m_treeview);
4519
4520 m_parent->DoAddChild( this );
4521
4522 PostCreation(size);
4523
4524 GtkEnableSelectionEvents();
4525
4526 g_signal_connect_after (m_treeview, "row-activated",
4527 G_CALLBACK (wxdataview_row_activated_callback), this);
4528
4529 g_signal_connect (m_treeview, "test-collapse-row",
4530 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4531
4532 g_signal_connect_after (m_treeview, "row-collapsed",
4533 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4534
4535 g_signal_connect (m_treeview, "test-expand-row",
4536 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4537
4538 g_signal_connect_after (m_treeview, "row-expanded",
4539 G_CALLBACK (wxdataview_row_expanded_callback), this);
4540
4541 g_signal_connect (m_treeview, "motion_notify_event",
4542 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4543
4544 g_signal_connect (m_treeview, "button_press_event",
4545 G_CALLBACK (gtk_dataview_button_press_callback), this);
4546
4547 return true;
4548 }
4549
4550 wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4551 {
4552 GtkTreeIter iter;
4553 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4554 ? iter.user_data
4555 : NULL);
4556 }
4557
4558 void wxDataViewCtrl::OnInternalIdle()
4559 {
4560 wxWindow::OnInternalIdle();
4561
4562 m_internal->OnInternalIdle();
4563
4564 unsigned int cols = GetColumnCount();
4565 unsigned int i;
4566 for (i = 0; i < cols; i++)
4567 {
4568 wxDataViewColumn *col = GetColumn( i );
4569 col->OnInternalIdle();
4570 }
4571
4572 if (m_ensureVisibleDefered.IsOk())
4573 {
4574 ExpandAncestors(m_ensureVisibleDefered);
4575 GtkTreeIter iter;
4576 iter.user_data = (gpointer) m_ensureVisibleDefered.GetID();
4577 wxGtkTreePath path(m_internal->get_path( &iter ));
4578 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4579 m_ensureVisibleDefered = wxDataViewItem(0);
4580 }
4581 }
4582
4583 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4584 {
4585 wxDELETE(m_internal);
4586
4587 if (!wxDataViewCtrlBase::AssociateModel( model ))
4588 return false;
4589
4590 #ifdef __WXGTK26__
4591 if (!gtk_check_version(2,6,0))
4592 {
4593 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4594 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4595 }
4596 #endif
4597
4598 m_internal = new wxDataViewCtrlInternal( this, model );
4599
4600 return true;
4601 }
4602
4603 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4604 {
4605 return m_internal->EnableDragSource( format );
4606 }
4607
4608 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4609 {
4610 return m_internal->EnableDropTarget( format );
4611 }
4612
4613 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4614 {
4615 if (!wxDataViewCtrlBase::AppendColumn(col))
4616 return false;
4617
4618 m_cols.Append( col );
4619
4620 #ifdef __WXGTK26__
4621 if (!gtk_check_version(2,6,0))
4622 {
4623 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4624 GTK_TREE_VIEW_COLUMN_FIXED)
4625 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4626 }
4627 #endif
4628
4629 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4630 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4631
4632 return true;
4633 }
4634
4635 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4636 {
4637 if (!wxDataViewCtrlBase::PrependColumn(col))
4638 return false;
4639
4640 m_cols.Insert( col );
4641
4642 #ifdef __WXGTK26__
4643 if (!gtk_check_version(2,6,0))
4644 {
4645 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4646 GTK_TREE_VIEW_COLUMN_FIXED)
4647 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4648 }
4649 #endif
4650
4651 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4652 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4653
4654 return true;
4655 }
4656
4657 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4658 {
4659 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4660 return false;
4661
4662 m_cols.Insert( pos, col );
4663
4664 #ifdef __WXGTK26__
4665 if (!gtk_check_version(2,6,0))
4666 {
4667 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4668 GTK_TREE_VIEW_COLUMN_FIXED)
4669 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4670 }
4671 #endif
4672
4673 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4674 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4675
4676 return true;
4677 }
4678
4679 unsigned int wxDataViewCtrl::GetColumnCount() const
4680 {
4681 return m_cols.GetCount();
4682 }
4683
4684 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4685 {
4686 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4687 if (!gtk_col)
4688 return NULL;
4689
4690 wxDataViewColumnList::const_iterator iter;
4691 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4692 {
4693 wxDataViewColumn *col = *iter;
4694 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4695 {
4696 return col;
4697 }
4698 }
4699
4700 return NULL;
4701 }
4702
4703 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4704 {
4705 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4706 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4707
4708 m_cols.DeleteObject( column );
4709
4710 return true;
4711 }
4712
4713 bool wxDataViewCtrl::ClearColumns()
4714 {
4715 wxDataViewColumnList::iterator iter;
4716 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4717 {
4718 wxDataViewColumn *col = *iter;
4719 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4720 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4721 }
4722
4723 m_cols.Clear();
4724
4725 return true;
4726 }
4727
4728 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4729 {
4730 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetConstGtkHandle());
4731
4732 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
4733
4734 gint pos = g_list_index( list, (gconstpointer) gtk_column );
4735
4736 g_list_free( list );
4737
4738 return pos;
4739 }
4740
4741 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4742 {
4743 return m_internal->GetDataViewSortColumn();
4744 }
4745
4746 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4747 {
4748 GtkTreeIter iter;
4749 iter.user_data = item.GetID();
4750 wxGtkTreePath path(m_internal->get_path( &iter ));
4751 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4752 }
4753
4754 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4755 {
4756 GtkTreeIter iter;
4757 iter.user_data = item.GetID();
4758 wxGtkTreePath path(m_internal->get_path( &iter ));
4759 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4760 }
4761
4762 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4763 {
4764 GtkTreeIter iter;
4765 iter.user_data = item.GetID();
4766 wxGtkTreePath path(m_internal->get_path( &iter ));
4767 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4768 }
4769
4770 wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4771 {
4772 // The tree doesn't have any current item if it hadn't been created yet but
4773 // it's arguably not an error to call this function in this case so just
4774 // return an invalid item without asserting.
4775 if ( !m_treeview )
4776 return wxDataViewItem();
4777
4778 wxGtkTreePath path;
4779 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4780
4781 return GTKPathToItem(path);
4782 }
4783
4784 void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4785 {
4786 wxCHECK_RET( m_treeview,
4787 "Current item can't be set before creating the control." );
4788
4789 // We need to make sure the model knows about this item or the path would
4790 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4791 ExpandAncestors(item);
4792
4793 // We also need to preserve the existing selection from changing.
4794 // Unfortunately the only way to do it seems to use our own selection
4795 // function and forbid any selection changes during set cursor call.
4796 wxGtkTreeSelectionLock
4797 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4798
4799 // Do move the cursor now.
4800 GtkTreeIter iter;
4801 iter.user_data = item.GetID();
4802 wxGtkTreePath path(m_internal->get_path( &iter ));
4803
4804 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4805 }
4806
4807 wxDataViewItem wxDataViewCtrl::GetSelection() const
4808 {
4809 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4810
4811 if (m_windowStyle & wxDV_MULTIPLE)
4812 {
4813 // Report the first one
4814 GtkTreeModel *model;
4815 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4816
4817 if (list)
4818 {
4819 GtkTreePath *path = (GtkTreePath*) list->data;
4820 wxDataViewItem item(GTKPathToItem(path));
4821
4822 // delete list
4823 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4824 g_list_free( list );
4825
4826 return item;
4827 }
4828 }
4829 else
4830 {
4831 GtkTreeIter iter;
4832 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4833 {
4834 wxDataViewItem item( iter.user_data );
4835 return item;
4836 }
4837 }
4838
4839 return wxDataViewItem(0);
4840 }
4841
4842 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4843 {
4844 sel.Clear();
4845
4846 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4847 if (HasFlag(wxDV_MULTIPLE))
4848 {
4849 GtkTreeModel *model;
4850 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4851
4852 int count = 0;
4853 while (list)
4854 {
4855 GtkTreePath *path = (GtkTreePath*) list->data;
4856
4857 sel.Add(GTKPathToItem(path));
4858
4859 list = g_list_next( list );
4860 count++;
4861 }
4862
4863 // delete list
4864 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4865 g_list_free( list );
4866
4867 return count;
4868 }
4869 else
4870 {
4871 GtkTreeModel *model;
4872 GtkTreeIter iter;
4873 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
4874 if (has_selection)
4875 {
4876 sel.Add( wxDataViewItem( (void*) iter.user_data) );
4877 return 1;
4878 }
4879 }
4880
4881 return 0;
4882 }
4883
4884 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4885 {
4886 GtkDisableSelectionEvents();
4887
4888 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4889
4890 gtk_tree_selection_unselect_all( selection );
4891
4892 wxDataViewItem last_parent;
4893
4894 size_t i;
4895 for (i = 0; i < sel.GetCount(); i++)
4896 {
4897 wxDataViewItem item = sel[i];
4898 wxDataViewItem parent = GetModel()->GetParent( item );
4899 if (parent)
4900 {
4901 if (parent != last_parent)
4902 ExpandAncestors(item);
4903 }
4904 last_parent = parent;
4905
4906 GtkTreeIter iter;
4907 iter.stamp = m_internal->GetGtkModel()->stamp;
4908 iter.user_data = (gpointer) item.GetID();
4909 gtk_tree_selection_select_iter( selection, &iter );
4910 }
4911
4912 GtkEnableSelectionEvents();
4913 }
4914
4915 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4916 {
4917 ExpandAncestors(item);
4918
4919 GtkDisableSelectionEvents();
4920
4921 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4922
4923 GtkTreeIter iter;
4924 iter.stamp = m_internal->GetGtkModel()->stamp;
4925 iter.user_data = (gpointer) item.GetID();
4926 gtk_tree_selection_select_iter( selection, &iter );
4927
4928 GtkEnableSelectionEvents();
4929 }
4930
4931 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4932 {
4933 GtkDisableSelectionEvents();
4934
4935 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4936
4937 GtkTreeIter iter;
4938 iter.stamp = m_internal->GetGtkModel()->stamp;
4939 iter.user_data = (gpointer) item.GetID();
4940 gtk_tree_selection_unselect_iter( selection, &iter );
4941
4942 GtkEnableSelectionEvents();
4943 }
4944
4945 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4946 {
4947 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4948
4949 GtkTreeIter iter;
4950 iter.stamp = m_internal->GetGtkModel()->stamp;
4951 iter.user_data = (gpointer) item.GetID();
4952
4953 return gtk_tree_selection_iter_is_selected( selection, &iter );
4954 }
4955
4956 void wxDataViewCtrl::SelectAll()
4957 {
4958 GtkDisableSelectionEvents();
4959
4960 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4961
4962 gtk_tree_selection_select_all( selection );
4963
4964 GtkEnableSelectionEvents();
4965 }
4966
4967 void wxDataViewCtrl::UnselectAll()
4968 {
4969 GtkDisableSelectionEvents();
4970
4971 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4972
4973 gtk_tree_selection_unselect_all( selection );
4974
4975 GtkEnableSelectionEvents();
4976 }
4977
4978 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
4979 const wxDataViewColumn *WXUNUSED(column))
4980 {
4981 m_ensureVisibleDefered = item;
4982 ExpandAncestors(item);
4983
4984 GtkTreeIter iter;
4985 iter.user_data = (gpointer) item.GetID();
4986 wxGtkTreePath path(m_internal->get_path( &iter ));
4987 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4988 }
4989
4990 void wxDataViewCtrl::HitTest(const wxPoint& point,
4991 wxDataViewItem& item,
4992 wxDataViewColumn *& column) const
4993 {
4994 // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column.
4995 // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column.
4996 // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html
4997 // So we have to use both of them.
4998 // Friedrich Haase 2010-9-20
4999 wxGtkTreePath path, pathScratch;
5000 GtkTreeViewColumn* GtkColumn = NULL;
5001 GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
5002 gint cell_x = 0;
5003 gint cell_y = 0;
5004
5005 // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer
5006 wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const
5007 GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
5008
5009 // is there possibly a better suited function to get the column?
5010 gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column
5011 treeView,
5012 (int) point.x, (int) point.y,
5013 pathScratch.ByRef(),
5014 &GtkColumn, // here we get the GtkColumn
5015 &cell_x,
5016 &cell_y );
5017
5018 if ( GtkColumn != NULL )
5019 {
5020 // we got GTK column
5021 // the right call now which takes the header into account
5022 gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos);
5023
5024 if (path)
5025 item = wxDataViewItem(GTKPathToItem(path));
5026 // else we got a GTK column but the position is not over an item, e.g. below last item
5027 for ( unsigned int i=0, cols=GetColumnCount(); i<cols; ++i ) // search the wx column
5028 {
5029 wxDataViewColumn* col = GetColumn(i);
5030 if ( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == GtkColumn )
5031 {
5032 column = col; // here we get the wx column
5033 break;
5034 }
5035 }
5036 }
5037 // else no column and thus no item, both null
5038 }
5039
5040 wxRect
5041 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
5042 const wxDataViewColumn *WXUNUSED(column)) const
5043 {
5044 return wxRect();
5045 }
5046
5047 void wxDataViewCtrl::DoSetExpanderColumn()
5048 {
5049 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
5050 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
5051 }
5052
5053 void wxDataViewCtrl::DoSetIndent()
5054 {
5055 }
5056
5057 void wxDataViewCtrl::GtkDisableSelectionEvents()
5058 {
5059 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5060 g_signal_handlers_disconnect_by_func( selection,
5061 (gpointer) (wxdataview_selection_changed_callback), this);
5062 }
5063
5064 void wxDataViewCtrl::GtkEnableSelectionEvents()
5065 {
5066 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5067 g_signal_connect_after (selection, "changed",
5068 G_CALLBACK (wxdataview_selection_changed_callback), this);
5069 }
5070
5071 // ----------------------------------------------------------------------------
5072 // visual attributes stuff
5073 // ----------------------------------------------------------------------------
5074
5075 // static
5076 wxVisualAttributes
5077 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
5078 {
5079 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
5080 }
5081
5082 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
5083 {
5084 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
5085 gtk_widget_modify_style(m_treeview, style);
5086 }
5087
5088 #endif // !wxUSE_GENERICDATAVIEWCTRL
5089
5090 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)