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