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Correct cell alignment computation for too small column sizes.
[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 // we haven't changed them yet
1557 m_usingDefaultAttrs = true;
1558
1559 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1560 // after the m_renderer pointer has been initialized
1561 }
1562
1563 void wxDataViewRenderer::GtkInitHandlers()
1564 {
1565 if (!gtk_check_version(2,6,0))
1566 {
1567 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1568 G_CALLBACK (wxgtk_renderer_editing_started),
1569 this);
1570 }
1571 }
1572
1573 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1574 {
1575 GtkCellRendererMode gtkMode;
1576 switch (mode)
1577 {
1578 case wxDATAVIEW_CELL_INERT:
1579 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1580 break;
1581
1582 case wxDATAVIEW_CELL_ACTIVATABLE:
1583 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1584 break;
1585
1586 case wxDATAVIEW_CELL_EDITABLE:
1587 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1588 break;
1589
1590 default:
1591 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1592 return;
1593 }
1594
1595 // This value is most often ignored in GtkTreeView
1596 GValue gvalue = { 0, };
1597 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1598 g_value_set_enum( &gvalue, gtkMode );
1599 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1600 g_value_unset( &gvalue );
1601 }
1602
1603 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1604 {
1605 wxDataViewCellMode ret;
1606
1607 GValue gvalue;
1608 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1609
1610 switch (g_value_get_enum(&gvalue))
1611 {
1612 default:
1613 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1614 // fall through (we have to return something)
1615
1616 case GTK_CELL_RENDERER_MODE_INERT:
1617 ret = wxDATAVIEW_CELL_INERT;
1618 break;
1619
1620 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1621 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1622 break;
1623
1624 case GTK_CELL_RENDERER_MODE_EDITABLE:
1625 ret = wxDATAVIEW_CELL_EDITABLE;
1626 break;
1627 }
1628
1629 g_value_unset( &gvalue );
1630
1631 return ret;
1632 }
1633
1634 void wxDataViewRenderer::GtkUpdateAlignment()
1635 {
1636 int align = m_alignment;
1637
1638 // query alignment from column ?
1639 if (align == -1)
1640 {
1641 // None there yet
1642 if (GetOwner() == NULL)
1643 return;
1644
1645 align = GetOwner()->GetAlignment();
1646 align |= wxALIGN_CENTRE_VERTICAL;
1647 }
1648
1649 // horizontal alignment:
1650
1651 gfloat xalign = 0.0;
1652 if (align & wxALIGN_RIGHT)
1653 xalign = 1.0;
1654 else if (align & wxALIGN_CENTER_HORIZONTAL)
1655 xalign = 0.5;
1656
1657 GValue gvalue = { 0, };
1658 g_value_init( &gvalue, G_TYPE_FLOAT );
1659 g_value_set_float( &gvalue, xalign );
1660 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1661 g_value_unset( &gvalue );
1662
1663 // vertical alignment:
1664
1665 gfloat yalign = 0.0;
1666 if (align & wxALIGN_BOTTOM)
1667 yalign = 1.0;
1668 else if (align & wxALIGN_CENTER_VERTICAL)
1669 yalign = 0.5;
1670
1671 GValue gvalue2 = { 0, };
1672 g_value_init( &gvalue2, G_TYPE_FLOAT );
1673 g_value_set_float( &gvalue2, yalign );
1674 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1675 g_value_unset( &gvalue2 );
1676 }
1677
1678 void wxDataViewRenderer::SetAlignment( int align )
1679 {
1680 m_alignment = align;
1681 GtkUpdateAlignment();
1682 }
1683
1684 int wxDataViewRenderer::GetAlignment() const
1685 {
1686 return m_alignment;
1687 }
1688
1689 // ---------------------------------------------------------
1690 // wxDataViewTextRenderer
1691 // ---------------------------------------------------------
1692
1693 extern "C" {
1694 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
1695 gchar *arg1, gchar *arg2, gpointer user_data );
1696 }
1697
1698 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1699 gchar *arg1, gchar *arg2, gpointer user_data )
1700 {
1701 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1702
1703 wxString tmp = wxGTK_CONV_BACK_FONT(arg2, cell->GetOwner()->GetOwner()->GetFont());
1704 wxVariant value = tmp;
1705 if (!cell->Validate( value ))
1706 return;
1707
1708 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1709
1710 GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
1711 GtkTreeIter iter;
1712 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, path );
1713 wxDataViewItem item( (void*) iter.user_data );;
1714 gtk_tree_path_free( path );
1715
1716 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1717
1718 model->SetValue( value, item, model_col );
1719 model->ValueChanged( item, model_col );
1720 }
1721
1722 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
1723
1724 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1725 int align ) :
1726 wxDataViewRenderer( varianttype, mode, align )
1727 {
1728 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
1729 text_renderer->wx_renderer = this;
1730 m_renderer = (GtkCellRenderer*) text_renderer;
1731
1732 if (mode & wxDATAVIEW_CELL_EDITABLE)
1733 {
1734 GValue gvalue = { 0, };
1735 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1736 g_value_set_boolean( &gvalue, true );
1737 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
1738 g_value_unset( &gvalue );
1739
1740 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
1741
1742 GtkInitHandlers();
1743 }
1744
1745 SetMode(mode);
1746 SetAlignment(align);
1747 }
1748
1749 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
1750 {
1751 wxString tmp = value;
1752
1753 GValue gvalue = { 0, };
1754 g_value_init( &gvalue, G_TYPE_STRING );
1755 g_value_set_string( &gvalue, wxGTK_CONV_FONT( tmp, GetOwner()->GetOwner()->GetFont() ) );
1756 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
1757 g_value_unset( &gvalue );
1758
1759 return true;
1760 }
1761
1762 bool wxDataViewTextRenderer::GetValue( wxVariant &value ) const
1763 {
1764 GValue gvalue = { 0, };
1765 g_value_init( &gvalue, G_TYPE_STRING );
1766 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
1767 wxString tmp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
1768 g_value_unset( &gvalue );
1769
1770 value = tmp;
1771
1772 return true;
1773 }
1774
1775 void wxDataViewTextRenderer::SetAlignment( int align )
1776 {
1777 wxDataViewRenderer::SetAlignment(align);
1778
1779 if (gtk_check_version(2,10,0))
1780 return;
1781
1782 // horizontal alignment:
1783 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
1784 if (align & wxALIGN_RIGHT)
1785 pangoAlign = PANGO_ALIGN_RIGHT;
1786 else if (align & wxALIGN_CENTER_HORIZONTAL)
1787 pangoAlign = PANGO_ALIGN_CENTER;
1788
1789 GValue gvalue = { 0, };
1790 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1791 g_value_set_enum( &gvalue, pangoAlign );
1792 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
1793 g_value_unset( &gvalue );
1794 }
1795
1796 // ---------------------------------------------------------
1797 // wxDataViewBitmapRenderer
1798 // ---------------------------------------------------------
1799
1800 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
1801
1802 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1803 int align ) :
1804 wxDataViewRenderer( varianttype, mode, align )
1805 {
1806 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_pixbuf_new();
1807
1808 SetMode(mode);
1809 SetAlignment(align);
1810 }
1811
1812 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
1813 {
1814 if (value.GetType() == wxT("wxBitmap"))
1815 {
1816 wxBitmap bitmap;
1817 bitmap << value;
1818
1819 // This may create a Pixbuf representation in the
1820 // wxBitmap object (and it will stay there)
1821 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1822
1823 GValue gvalue = { 0, };
1824 g_value_init( &gvalue, G_TYPE_OBJECT );
1825 g_value_set_object( &gvalue, pixbuf );
1826 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1827 g_value_unset( &gvalue );
1828
1829 return true;
1830 }
1831
1832 if (value.GetType() == wxT("wxIcon"))
1833 {
1834 wxIcon bitmap;
1835 bitmap << value;
1836
1837 // This may create a Pixbuf representation in the
1838 // wxBitmap object (and it will stay there)
1839 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1840
1841 GValue gvalue = { 0, };
1842 g_value_init( &gvalue, G_TYPE_OBJECT );
1843 g_value_set_object( &gvalue, pixbuf );
1844 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1845 g_value_unset( &gvalue );
1846
1847 return true;
1848 }
1849
1850 return false;
1851 }
1852
1853 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
1854 {
1855 return false;
1856 }
1857
1858 // ---------------------------------------------------------
1859 // wxDataViewToggleRenderer
1860 // ---------------------------------------------------------
1861
1862 extern "C" {
1863 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1864 gchar *path, gpointer user_data );
1865 }
1866
1867 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1868 gchar *path, gpointer user_data )
1869 {
1870 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
1871
1872 // get old value
1873 GValue gvalue = { 0, };
1874 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1875 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
1876 bool tmp = g_value_get_boolean( &gvalue );
1877 g_value_unset( &gvalue );
1878 // invert it
1879 tmp = !tmp;
1880
1881 wxVariant value = tmp;
1882 if (!cell->Validate( value ))
1883 return;
1884
1885 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1886
1887 GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
1888 GtkTreeIter iter;
1889 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, gtk_path );
1890 wxDataViewItem item( (void*) iter.user_data );;
1891 gtk_tree_path_free( gtk_path );
1892
1893 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1894
1895 model->SetValue( value, item, model_col );
1896 model->ValueChanged( item, model_col );
1897 }
1898
1899 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
1900
1901 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
1902 wxDataViewCellMode mode, int align ) :
1903 wxDataViewRenderer( varianttype, mode, align )
1904 {
1905 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
1906
1907 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
1908 {
1909 g_signal_connect_after( m_renderer, "toggled",
1910 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
1911 }
1912 else
1913 {
1914 GValue gvalue = { 0, };
1915 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1916 g_value_set_boolean( &gvalue, false );
1917 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
1918 g_value_unset( &gvalue );
1919 }
1920
1921 SetMode(mode);
1922 SetAlignment(align);
1923 }
1924
1925 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
1926 {
1927 bool tmp = value;
1928
1929 GValue gvalue = { 0, };
1930 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1931 g_value_set_boolean( &gvalue, tmp );
1932 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
1933 g_value_unset( &gvalue );
1934
1935 return true;
1936 }
1937
1938 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
1939 {
1940 GValue gvalue = { 0, };
1941 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1942 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
1943 bool tmp = g_value_get_boolean( &gvalue );
1944 g_value_unset( &gvalue );
1945
1946 value = tmp;
1947
1948 return true;
1949 }
1950
1951 // ---------------------------------------------------------
1952 // wxDataViewCustomRenderer
1953 // ---------------------------------------------------------
1954
1955 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
1956 {
1957 public:
1958 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
1959 wxWindowDCImpl( owner )
1960 {
1961 GtkWidget *widget = window->m_treeview;
1962 // Set later
1963 m_gdkwindow = NULL;
1964
1965 m_window = window;
1966
1967 m_context = window->GTKGetPangoDefaultContext();
1968 m_layout = pango_layout_new( m_context );
1969 m_fontdesc = pango_font_description_copy( widget->style->font_desc );
1970
1971 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
1972
1973 // Set m_gdkwindow later
1974 // SetUpDC();
1975 }
1976 };
1977
1978 class wxDataViewCtrlDC: public wxWindowDC
1979 {
1980 public:
1981 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
1982 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
1983 { }
1984 };
1985
1986
1987 // ---------------------------------------------------------
1988 // wxDataViewCustomRenderer
1989 // ---------------------------------------------------------
1990
1991 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
1992
1993 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
1994 wxDataViewCellMode mode, int align,
1995 bool no_init ) :
1996 wxDataViewRenderer( varianttype, mode, align )
1997 {
1998 m_dc = NULL;
1999 m_text_renderer = NULL;
2000
2001 if (no_init)
2002 m_renderer = NULL;
2003 else
2004 Init(mode, align);
2005 }
2006
2007 void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
2008 wxRect WXUNUSED(cell), wxDC *WXUNUSED(dc), int WXUNUSED(state) )
2009 {
2010 #if 0
2011 wxDataViewCtrl *view = GetOwner()->GetOwner();
2012 wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
2013 wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
2014 view->GetForegroundColour();
2015 dc->SetTextForeground(col);
2016 dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
2017 #else
2018 if (!m_text_renderer)
2019 m_text_renderer = gtk_cell_renderer_text_new();
2020
2021 GValue gvalue = { 0, };
2022 g_value_init( &gvalue, G_TYPE_STRING );
2023 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2024 g_object_set_property( G_OBJECT(m_text_renderer), "text", &gvalue );
2025 g_value_unset( &gvalue );
2026
2027 ((GdkRectangle*) cell_area)->x += xoffset;
2028 ((GdkRectangle*) cell_area)->width -= xoffset;
2029
2030 gtk_cell_renderer_render( m_text_renderer,
2031 window,
2032 widget,
2033 (GdkRectangle*) background_area,
2034 (GdkRectangle*) cell_area,
2035 (GdkRectangle*) expose_area,
2036 (GtkCellRendererState) flags );
2037
2038 ((GdkRectangle*) cell_area)->x -= xoffset;
2039 ((GdkRectangle*) cell_area)->width += xoffset;
2040 #endif
2041 }
2042
2043 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2044 {
2045 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2046 renderer->cell = this;
2047
2048 m_renderer = (GtkCellRenderer*) renderer;
2049
2050 SetMode(mode);
2051 SetAlignment(align);
2052
2053 GtkInitHandlers();
2054
2055 return true;
2056 }
2057
2058 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2059 {
2060 if (m_dc)
2061 delete m_dc;
2062
2063 if (m_text_renderer)
2064 gtk_object_sink( GTK_OBJECT(m_text_renderer) );
2065 }
2066
2067 wxDC *wxDataViewCustomRenderer::GetDC()
2068 {
2069 if (m_dc == NULL)
2070 {
2071 if (GetOwner() == NULL)
2072 return NULL;
2073 if (GetOwner()->GetOwner() == NULL)
2074 return NULL;
2075 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2076 }
2077
2078 return m_dc;
2079 }
2080
2081 // ---------------------------------------------------------
2082 // wxDataViewProgressRenderer
2083 // ---------------------------------------------------------
2084
2085 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2086
2087 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2088 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2089 wxDataViewCustomRenderer( varianttype, mode, align, true )
2090 {
2091 m_label = label;
2092 m_value = 0;
2093
2094 #ifdef __WXGTK26__
2095 if (!gtk_check_version(2,6,0))
2096 {
2097 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2098
2099 GValue gvalue = { 0, };
2100 g_value_init( &gvalue, G_TYPE_STRING );
2101
2102 g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) );
2103 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2104 g_value_unset( &gvalue );
2105
2106 SetMode(mode);
2107 SetAlignment(align);
2108 }
2109 else
2110 #endif
2111 {
2112 // Use custom cell code
2113 wxDataViewCustomRenderer::Init(mode, align);
2114 }
2115 }
2116
2117 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2118 {
2119 }
2120
2121 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2122 {
2123 #ifdef __WXGTK26__
2124 if (!gtk_check_version(2,6,0))
2125 {
2126 gint tmp = (long) value;
2127 GValue gvalue = { 0, };
2128 g_value_init( &gvalue, G_TYPE_INT );
2129 g_value_set_int( &gvalue, tmp );
2130 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2131 g_value_unset( &gvalue );
2132 }
2133 else
2134 #endif
2135 {
2136 m_value = (long) value;
2137
2138 if (m_value < 0) m_value = 0;
2139 if (m_value > 100) m_value = 100;
2140 }
2141
2142 return true;
2143 }
2144
2145 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2146 {
2147 return false;
2148 }
2149
2150 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2151 {
2152 double pct = (double)m_value / 100.0;
2153 wxRect bar = cell;
2154 bar.width = (int)(cell.width * pct);
2155 dc->SetPen( *wxTRANSPARENT_PEN );
2156 dc->SetBrush( *wxBLUE_BRUSH );
2157 dc->DrawRectangle( bar );
2158
2159 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2160 dc->SetPen( *wxBLACK_PEN );
2161 dc->DrawRectangle( cell );
2162
2163 return true;
2164 }
2165
2166 wxSize wxDataViewProgressRenderer::GetSize() const
2167 {
2168 return wxSize(40,12);
2169 }
2170
2171 // -------------------------------------
2172 // wxDataViewChoiceRenderer
2173 // -------------------------------------
2174
2175 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2176 wxDataViewCellMode mode, int alignment ) :
2177 wxDataViewCustomRenderer( "string", mode, alignment, true )
2178 {
2179 m_choices = choices;
2180
2181 #ifdef __WXGTK26__
2182 if (!gtk_check_version(2,6,0))
2183 {
2184 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2185
2186 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2187 for (size_t n = 0; n < m_choices.GetCount(); n++)
2188 {
2189 gtk_list_store_insert_with_values(
2190 store, NULL, n, 0,
2191 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2192 }
2193
2194 g_object_set (m_renderer,
2195 "model", store,
2196 "text-column", 0,
2197 "has-entry", FALSE,
2198 NULL);
2199
2200 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2201 g_object_set (m_renderer, "editable", editable, NULL);
2202
2203 SetAlignment(alignment);
2204
2205 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2206
2207 GtkInitHandlers();
2208 }
2209 else
2210 #endif
2211 {
2212 // Use custom cell code
2213 wxDataViewCustomRenderer::Init(mode, alignment);
2214 }
2215 }
2216
2217 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2218 {
2219 RenderText( m_data, 0, rect, dc, state );
2220 return true;
2221 }
2222
2223 wxSize wxDataViewChoiceRenderer::GetSize() const
2224 {
2225 return wxSize(70,20);
2226 }
2227
2228 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2229 {
2230
2231 #ifdef __WXGTK26__
2232 if (!gtk_check_version(2,6,0))
2233 {
2234 GValue gvalue = { 0, };
2235 g_value_init( &gvalue, G_TYPE_STRING );
2236 g_value_set_string( &gvalue, wxGTK_CONV_FONT( value.GetString(), GetOwner()->GetOwner()->GetFont() ) );
2237 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2238 g_value_unset( &gvalue );
2239 }
2240 else
2241 #endif
2242 m_data = value.GetString();
2243
2244 return true;
2245 }
2246
2247 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2248 {
2249 #ifdef __WXGTK26__
2250 if (!gtk_check_version(2,6,0))
2251 {
2252 GValue gvalue = { 0, };
2253 g_value_init( &gvalue, G_TYPE_STRING );
2254 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2255 wxString temp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ),
2256 const_cast<wxDataViewChoiceRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2257 g_value_unset( &gvalue );
2258 value = temp;
2259
2260 //wxPrintf( "temp %s\n", temp );
2261 // TODO: remove this code
2262 }
2263 else
2264 #endif
2265 value = m_data;
2266
2267 return true;
2268 }
2269
2270 void wxDataViewChoiceRenderer::SetAlignment( int align )
2271 {
2272 wxDataViewCustomRenderer::SetAlignment(align);
2273
2274 if (gtk_check_version(2,10,0))
2275 return;
2276
2277 // horizontal alignment:
2278 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2279 if (align & wxALIGN_RIGHT)
2280 pangoAlign = PANGO_ALIGN_RIGHT;
2281 else if (align & wxALIGN_CENTER_HORIZONTAL)
2282 pangoAlign = PANGO_ALIGN_CENTER;
2283
2284 GValue gvalue = { 0, };
2285 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2286 g_value_set_enum( &gvalue, pangoAlign );
2287 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2288 g_value_unset( &gvalue );
2289 }
2290
2291 // ---------------------------------------------------------
2292 // wxDataViewDateRenderer
2293 // ---------------------------------------------------------
2294
2295 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2296 {
2297 public:
2298 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2299 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2300 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2301 {
2302 m_model = model;
2303 m_item = item;
2304 m_col = col;
2305 m_cal = new wxCalendarCtrl( this, -1, *value );
2306 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2307 sizer->Add( m_cal, 1, wxGROW );
2308 SetSizer( sizer );
2309 sizer->Fit( this );
2310 }
2311
2312 virtual void OnDismiss()
2313 {
2314 }
2315
2316 void OnCalendar( wxCalendarEvent &event );
2317
2318 wxCalendarCtrl *m_cal;
2319 wxDataViewModel *m_model;
2320 wxDataViewItem m_item;
2321 unsigned int m_col;
2322
2323 private:
2324 DECLARE_EVENT_TABLE()
2325 };
2326
2327 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2328 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2329 END_EVENT_TABLE()
2330
2331 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2332 {
2333 wxDateTime date = event.GetDate();
2334 wxVariant value = date;
2335 m_model->SetValue( value, m_item, m_col );
2336 m_model->ValueChanged( m_item, m_col );
2337 DismissAndNotify();
2338 }
2339
2340 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2341
2342 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2343 wxDataViewCellMode mode, int align ) :
2344 wxDataViewCustomRenderer( varianttype, mode, align )
2345 {
2346 SetMode(mode);
2347 SetAlignment(align);
2348 }
2349
2350 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2351 {
2352 m_date = value.GetDateTime();
2353
2354 return true;
2355 }
2356
2357 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2358 {
2359 return false;
2360 }
2361
2362 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2363 {
2364 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2365 wxString tmp = m_date.FormatDate();
2366 RenderText( tmp, 0, cell, dc, state );
2367 return true;
2368 }
2369
2370 wxSize wxDataViewDateRenderer::GetSize() const
2371 {
2372 wxString tmp = m_date.FormatDate();
2373 wxCoord x,y,d;
2374 GetView()->GetTextExtent( tmp, &x, &y, &d );
2375 return wxSize(x,y+d);
2376 }
2377
2378 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
2379 const wxDataViewItem &item, unsigned int col )
2380 {
2381 wxVariant variant;
2382 model->GetValue( variant, item, col );
2383 wxDateTime value = variant.GetDateTime();
2384
2385 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2386 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2387 wxPoint pos = wxGetMousePosition();
2388 popup->Move( pos );
2389 popup->Layout();
2390 popup->Popup( popup->m_cal );
2391
2392 return true;
2393 }
2394
2395
2396 // ---------------------------------------------------------
2397 // wxDataViewIconTextRenderer
2398 // ---------------------------------------------------------
2399
2400 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2401
2402 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
2403 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2404 wxDataViewCustomRenderer( varianttype, mode, align )
2405 {
2406 SetMode(mode);
2407 SetAlignment(align);
2408 }
2409
2410 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2411 {
2412 }
2413
2414 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2415 {
2416 m_value << value;
2417 return true;
2418 }
2419
2420 bool wxDataViewIconTextRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2421 {
2422 return false;
2423 }
2424
2425 bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
2426 {
2427 const wxIcon &icon = m_value.GetIcon();
2428 int offset = 0;
2429 if (icon.IsOk())
2430 {
2431 int yoffset = wxMax( 0, (cell.height - icon.GetHeight()) / 2 );
2432 dc->DrawIcon( icon, cell.x, cell.y + yoffset );
2433 offset = icon.GetWidth() + 4;
2434 }
2435
2436 RenderText( m_value.GetText(), offset, cell, dc, state );
2437
2438 return true;
2439 }
2440
2441 wxSize wxDataViewIconTextRenderer::GetSize() const
2442 {
2443 wxSize size;
2444 if (m_value.GetIcon().IsOk())
2445 size.x = 4 + m_value.GetIcon().GetWidth();
2446 wxCoord x,y,d;
2447 GetView()->GetTextExtent( m_value.GetText(), &x, &y, &d );
2448 size.x += x;
2449 size.y = y+d;
2450 return size;
2451 }
2452
2453 wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(
2454 wxWindow *WXUNUSED(parent), wxRect WXUNUSED(labelRect), const wxVariant &WXUNUSED(value) )
2455 {
2456 return NULL;
2457 }
2458
2459 bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl(
2460 wxControl* WXUNUSED(editor), wxVariant &WXUNUSED(value) )
2461 {
2462 return false;
2463 }
2464
2465 // ---------------------------------------------------------
2466 // wxDataViewColumn
2467 // ---------------------------------------------------------
2468
2469
2470 static gboolean
2471 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2472 GdkEventButton *gdk_event,
2473 wxDataViewColumn *column )
2474 {
2475 if (gdk_event->type != GDK_BUTTON_PRESS)
2476 return FALSE;
2477
2478 if (gdk_event->button == 1)
2479 {
2480 gs_lastLeftClickHeader = column;
2481
2482 wxDataViewCtrl *dv = column->GetOwner();
2483 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2484 event.SetDataViewColumn( column );
2485 event.SetModel( dv->GetModel() );
2486 if (dv->HandleWindowEvent( event ))
2487 return FALSE;
2488 }
2489
2490 if (gdk_event->button == 3)
2491 {
2492 wxDataViewCtrl *dv = column->GetOwner();
2493 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2494 event.SetDataViewColumn( column );
2495 event.SetModel( dv->GetModel() );
2496 if (dv->HandleWindowEvent( event ))
2497 return FALSE;
2498 }
2499
2500 return FALSE;
2501 }
2502
2503 extern "C"
2504 {
2505
2506 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2507 GtkCellRenderer *renderer,
2508 GtkTreeModel *model,
2509 GtkTreeIter *iter,
2510 gpointer data )
2511 {
2512 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2513 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2514
2515 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2516
2517 wxDataViewItem item( (void*) iter->user_data );
2518
2519 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2520
2521 if (!wx_model->IsVirtualListModel())
2522 {
2523 gboolean visible;
2524 if (wx_model->IsContainer( item ))
2525 {
2526 visible = wx_model->HasContainerColumns( item ) ||
2527 (cell->GetOwner()->GetModelColumn() == 0);
2528 }
2529 else
2530 {
2531 visible = true;
2532 }
2533
2534 GValue gvalue = { 0, };
2535 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2536 g_value_set_boolean( &gvalue, visible );
2537 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2538 g_value_unset( &gvalue );
2539
2540 if ( !visible )
2541 return;
2542 }
2543
2544 wxVariant value;
2545 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2546
2547 if (value.GetType() != cell->GetVariantType())
2548 {
2549 wxLogError( wxT("Wrong type, required: %s but: %s"),
2550 value.GetType().c_str(),
2551 cell->GetVariantType().c_str() );
2552 }
2553
2554 cell->SetValue( value );
2555
2556
2557 // deal with attributes
2558 wxDataViewItemAttr attr;
2559 if ( !wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
2560 && cell->GtkIsUsingDefaultAttrs() )
2561 {
2562 // no custom attributes specified and we're already using the default
2563 // ones -- nothing to do
2564 return;
2565 }
2566
2567 bool usingDefaultAttrs = true;
2568 if (attr.HasColour())
2569 {
2570 const GdkColor * const gcol = attr.GetColour().GetColor();
2571
2572 GValue gvalue = { 0, };
2573 g_value_init( &gvalue, GDK_TYPE_COLOR );
2574 g_value_set_boxed( &gvalue, gcol );
2575 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
2576 g_value_unset( &gvalue );
2577
2578 usingDefaultAttrs = false;
2579 }
2580 else
2581 {
2582 GValue gvalue = { 0, };
2583 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2584 g_value_set_boolean( &gvalue, FALSE );
2585 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2586 g_value_unset( &gvalue );
2587 }
2588
2589 if (attr.GetItalic())
2590 {
2591 GValue gvalue = { 0, };
2592 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2593 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2594 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2595 g_value_unset( &gvalue );
2596
2597 usingDefaultAttrs = false;
2598 }
2599 else
2600 {
2601 GValue gvalue = { 0, };
2602 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2603 g_value_set_boolean( &gvalue, FALSE );
2604 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2605 g_value_unset( &gvalue );
2606 }
2607
2608
2609 if (attr.GetBold())
2610 {
2611 GValue gvalue = { 0, };
2612 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2613 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2614 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2615 g_value_unset( &gvalue );
2616
2617 usingDefaultAttrs = false;
2618 }
2619 else
2620 {
2621 GValue gvalue = { 0, };
2622 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2623 g_value_set_boolean( &gvalue, FALSE );
2624 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2625 g_value_unset( &gvalue );
2626 }
2627
2628 #if 0
2629 if (attr.HasBackgroundColour())
2630 {
2631 wxColour colour = attr.GetBackgroundColour();
2632 const GdkColor * const gcol = colour.GetColor();
2633
2634 GValue gvalue = { 0, };
2635 g_value_init( &gvalue, GDK_TYPE_COLOR );
2636 g_value_set_boxed( &gvalue, gcol );
2637 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2638 g_value_unset( &gvalue );
2639 }
2640 else
2641 {
2642 GValue gvalue = { 0, };
2643 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2644 g_value_set_boolean( &gvalue, FALSE );
2645 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2646 g_value_unset( &gvalue );
2647 }
2648 #endif
2649
2650 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
2651 }
2652
2653 } // extern "C"
2654
2655 #include <wx/listimpl.cpp>
2656 WX_DEFINE_LIST(wxDataViewColumnList)
2657
2658 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2659 unsigned int model_column, int width,
2660 wxAlignment align, int flags )
2661 : wxDataViewColumnBase( cell, model_column )
2662 {
2663 Init( align, flags, width );
2664
2665 SetTitle( title );
2666 }
2667
2668 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
2669 unsigned int model_column, int width,
2670 wxAlignment align, int flags )
2671 : wxDataViewColumnBase( bitmap, cell, model_column )
2672 {
2673 Init( align, flags, width );
2674
2675 SetBitmap( bitmap );
2676 }
2677
2678 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
2679 {
2680 m_isConnected = false;
2681
2682 GtkCellRenderer *renderer = (GtkCellRenderer *) GetRenderer()->GetGtkHandle();
2683 GtkTreeViewColumn *column = gtk_tree_view_column_new();
2684 m_column = (GtkWidget*) column;
2685
2686 SetFlags( flags );
2687 SetAlignment( align );
2688
2689 SetWidth( width );
2690
2691 // Create container for icon and label
2692 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
2693 gtk_widget_show( box );
2694 // gtk_container_set_border_width((GtkContainer*)box, 2);
2695 m_image = gtk_image_new();
2696 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
2697 m_label = gtk_label_new("");
2698 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
2699 gtk_tree_view_column_set_widget( column, box );
2700
2701 gtk_tree_view_column_pack_end( column, renderer, TRUE );
2702
2703 gtk_tree_view_column_set_cell_data_func( column, renderer,
2704 wxGtkTreeCellDataFunc, (gpointer) GetRenderer(), NULL );
2705 }
2706
2707 void wxDataViewColumn::OnInternalIdle()
2708 {
2709 if (m_isConnected)
2710 return;
2711
2712 if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
2713 {
2714 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2715 if (column->button)
2716 {
2717 g_signal_connect(column->button, "button_press_event",
2718 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
2719
2720 m_isConnected = true;
2721 }
2722 }
2723 }
2724
2725 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
2726 {
2727 wxDataViewColumnBase::SetOwner( owner );
2728
2729 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2730
2731 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
2732 }
2733
2734 void wxDataViewColumn::SetTitle( const wxString &title )
2735 {
2736 wxDataViewCtrl *ctrl = GetOwner();
2737 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
2738 : wxGTK_CONV_SYS(title) );
2739 if (title.empty())
2740 gtk_widget_hide( m_label );
2741 else
2742 gtk_widget_show( m_label );
2743 }
2744
2745 wxString wxDataViewColumn::GetTitle() const
2746 {
2747 return wxGTK_CONV_BACK_FONT(
2748 gtk_label_get_text( GTK_LABEL(m_label) ),
2749 GetOwner()->GetFont()
2750 );
2751 }
2752
2753 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
2754 {
2755 wxDataViewColumnBase::SetBitmap( bitmap );
2756
2757 if (bitmap.Ok())
2758 {
2759 GtkImage *gtk_image = GTK_IMAGE(m_image);
2760
2761 GdkBitmap *mask = NULL;
2762 if (bitmap.GetMask())
2763 mask = bitmap.GetMask()->GetBitmap();
2764
2765 if (bitmap.HasPixbuf())
2766 {
2767 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
2768 bitmap.GetPixbuf());
2769 }
2770 else
2771 {
2772 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
2773 bitmap.GetPixmap(), mask);
2774 }
2775 gtk_widget_show( m_image );
2776 }
2777 else
2778 {
2779 gtk_widget_hide( m_image );
2780 }
2781 }
2782
2783 void wxDataViewColumn::SetHidden( bool hidden )
2784 {
2785 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
2786 }
2787
2788 void wxDataViewColumn::SetResizeable( bool resizeable )
2789 {
2790 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
2791 }
2792
2793 void wxDataViewColumn::SetAlignment( wxAlignment align )
2794 {
2795 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2796
2797 gfloat xalign = 0.0;
2798 if (align == wxALIGN_RIGHT)
2799 xalign = 1.0;
2800 if (align == wxALIGN_CENTER_HORIZONTAL ||
2801 align == wxALIGN_CENTER)
2802 xalign = 0.5;
2803
2804 gtk_tree_view_column_set_alignment( column, xalign );
2805
2806 if (m_renderer && m_renderer->GetAlignment() == -1)
2807 m_renderer->GtkUpdateAlignment();
2808 }
2809
2810 wxAlignment wxDataViewColumn::GetAlignment() const
2811 {
2812 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
2813
2814 if (xalign == 1.0)
2815 return wxALIGN_RIGHT;
2816 if (xalign == 0.5)
2817 return wxALIGN_CENTER_HORIZONTAL;
2818
2819 return wxALIGN_LEFT;
2820 }
2821
2822 void wxDataViewColumn::SetSortable( bool sortable )
2823 {
2824 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2825
2826 if ( sortable )
2827 {
2828 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
2829 }
2830 else
2831 {
2832 gtk_tree_view_column_set_sort_column_id( column, -1 );
2833 gtk_tree_view_column_set_sort_indicator( column, FALSE );
2834 gtk_tree_view_column_set_clickable( column, FALSE );
2835 }
2836 }
2837
2838 bool wxDataViewColumn::IsSortable() const
2839 {
2840 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2841 return gtk_tree_view_column_get_clickable( column );
2842 }
2843
2844 void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
2845 {
2846 // it might not make sense to have this function in wxHeaderColumn at
2847 // all in fact, changing of the sort order should only be done using the
2848 // associated control API
2849 wxFAIL_MSG( "not implemented" );
2850 }
2851
2852 bool wxDataViewColumn::IsSortKey() const
2853 {
2854 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2855 return gtk_tree_view_column_get_sort_indicator( column );
2856 }
2857
2858 bool wxDataViewColumn::IsResizeable() const
2859 {
2860 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2861 return gtk_tree_view_column_get_resizable( column );
2862 }
2863
2864 bool wxDataViewColumn::IsHidden() const
2865 {
2866 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2867 return !gtk_tree_view_column_get_visible( column );
2868 }
2869
2870 void wxDataViewColumn::SetSortOrder( bool ascending )
2871 {
2872 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2873
2874 if (ascending)
2875 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
2876 else
2877 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
2878
2879 gtk_tree_view_column_set_sort_indicator( column, TRUE );
2880 }
2881
2882 bool wxDataViewColumn::IsSortOrderAscending() const
2883 {
2884 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2885
2886 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
2887 }
2888
2889 void wxDataViewColumn::SetMinWidth( int width )
2890 {
2891 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2892 }
2893
2894 int wxDataViewColumn::GetMinWidth() const
2895 {
2896 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
2897 }
2898
2899 int wxDataViewColumn::GetWidth() const
2900 {
2901 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
2902 }
2903
2904 void wxDataViewColumn::SetWidth( int width )
2905 {
2906 if (width < 0)
2907 {
2908 #if 1
2909 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
2910
2911 // TODO find a better calculation
2912 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), wxDVC_DEFAULT_WIDTH );
2913 #else
2914 // this is unpractical for large numbers of items and disables
2915 // user resizing, which is totally unexpected
2916 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
2917 #endif
2918 }
2919 else
2920 {
2921 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
2922
2923 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2924 }
2925 }
2926
2927 void wxDataViewColumn::SetReorderable( bool reorderable )
2928 {
2929 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
2930 }
2931
2932 bool wxDataViewColumn::IsReorderable() const
2933 {
2934 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
2935 }
2936
2937 //-----------------------------------------------------------------------------
2938 // wxGtkTreeModelNode
2939 //-----------------------------------------------------------------------------
2940
2941 #if 0
2942 class wxGtkTreeModelChildWithPos
2943 {
2944 public:
2945 unsigned int pos;
2946 void *id;
2947 };
2948
2949 static
2950 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
2951 {
2952 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
2953 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
2954 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
2955 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
2956 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
2957
2958 return ret;
2959 }
2960 #else
2961 static
2962 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
2963 {
2964 return gs_internal->GetDataViewModel()->Compare( **data1, **data2,
2965 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
2966 }
2967
2968 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
2969 #endif
2970
2971 void wxGtkTreeModelNode::Resort()
2972 {
2973 size_t child_count = GetChildCount();
2974 if (child_count == 0)
2975 return;
2976
2977 size_t node_count = GetNodesCount();
2978
2979 if (child_count == 1)
2980 {
2981 if (node_count == 1)
2982 {
2983 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
2984 node->Resort();
2985 }
2986 return;
2987 }
2988
2989 gint *new_order = new gint[child_count];
2990
2991 #if 1
2992 // m_children has the original *void
2993 // ptrs points to these
2994 wxGtkTreeModelChildrenPtr ptrs;
2995 size_t i;
2996 for (i = 0; i < child_count; i++)
2997 ptrs.Add( &(m_children[i]) );
2998 // Sort the ptrs
2999 gs_internal = m_internal;
3000 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3001
3002 wxGtkTreeModelChildren temp;
3003 void** base_ptr = &(m_children[0]);
3004 // Transfer positions to new_order array and
3005 // IDs to temp
3006 for (i = 0; i < child_count; i++)
3007 {
3008 new_order[i] = ptrs[i] - base_ptr;
3009 temp.Add( *ptrs[i] );
3010 }
3011
3012 // Transfer IDs back to m_children
3013 m_children.Clear();
3014 WX_APPEND_ARRAY( temp, m_children );
3015 #endif
3016 #if 0
3017 // Too slow
3018
3019 // Build up array with IDs and original positions
3020 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3021 size_t i;
3022 for (i = 0; i < child_count; i++)
3023 {
3024 temp[i].pos = i;
3025 temp[i].id = m_children[i];
3026 }
3027 // Sort array keeping original positions
3028 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3029 &wxGtkTreeModelChildWithPosCmp, m_internal );
3030 // Transfer positions to new_order array and
3031 // IDs to m_children
3032 m_children.Clear();
3033 for (i = 0; i < child_count; i++)
3034 {
3035 new_order[i] = temp[i].pos;
3036 m_children.Add( temp[i].id );
3037 }
3038 // Delete array
3039 delete [] temp;
3040 #endif
3041
3042 #if 0
3043 // Too slow
3044
3045 wxGtkTreeModelChildren temp;
3046 WX_APPEND_ARRAY( temp, m_children );
3047
3048 gs_internal = m_internal;
3049 m_children.Sort( &wxGtkTreeModelChildCmp );
3050
3051 unsigned int pos;
3052 for (pos = 0; pos < child_count; pos++)
3053 {
3054 void *id = m_children.Item( pos );
3055 int old_pos = temp.Index( id );
3056 new_order[pos] = old_pos;
3057 }
3058 #endif
3059
3060 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3061
3062 GtkTreeIter iter;
3063 iter.user_data = GetItem().GetID();
3064 iter.stamp = m_internal->GetGtkModel()->stamp;
3065
3066 GtkTreePath *path = m_internal->get_path( &iter );
3067
3068 gtk_tree_model_rows_reordered( gtk_tree_model, path, &iter, new_order );
3069
3070 gtk_tree_path_free (path);
3071
3072 delete [] new_order;
3073
3074 unsigned int pos;
3075 for (pos = 0; pos < node_count; pos++)
3076 {
3077 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3078 node->Resort();
3079 }
3080 }
3081
3082 //-----------------------------------------------------------------------------
3083 // wxDataViewCtrlInternal
3084 //-----------------------------------------------------------------------------
3085
3086 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
3087 wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
3088 {
3089 m_owner = owner;
3090 m_wx_model = wx_model;
3091 m_gtk_model = gtk_model;
3092 m_root = NULL;
3093 m_sort_order = GTK_SORT_ASCENDING;
3094 m_sort_column = -1;
3095 m_dataview_sort_column = NULL;
3096
3097 m_dragDataObject = NULL;
3098 m_dropDataObject = NULL;
3099
3100 if (!m_wx_model->IsVirtualListModel())
3101 InitTree();
3102 }
3103
3104 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3105 {
3106 g_object_unref( m_gtk_model );
3107
3108 delete m_dragDataObject;
3109 delete m_dropDataObject;
3110 }
3111
3112 void wxDataViewCtrlInternal::InitTree()
3113 {
3114 wxDataViewItem item;
3115 m_root = new wxGtkTreeModelNode( NULL, item, this );
3116
3117 BuildBranch( m_root );
3118 }
3119
3120 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3121 {
3122 if (node->GetChildCount() == 0)
3123 {
3124 wxDataViewItemArray children;
3125 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3126 unsigned int pos;
3127 for (pos = 0; pos < count; pos++)
3128 {
3129 wxDataViewItem child = children[pos];
3130
3131 if (m_wx_model->IsContainer( child ))
3132 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3133 else
3134 node->AddLeave( child.GetID() );
3135
3136 // Don't send any events here
3137 }
3138 }
3139 }
3140
3141 // GTK+ dnd iface
3142
3143 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3144 {
3145 wxGtkString atom_str( gdk_atom_name( format ) );
3146 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3147
3148 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3149 m_dragSourceTargetEntry.flags = 0;
3150 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3151
3152 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3153 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3154
3155 return true;
3156 }
3157
3158 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3159 {
3160 wxGtkString atom_str( gdk_atom_name( format ) );
3161 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3162
3163 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3164 m_dropTargetTargetEntry.flags = 0;
3165 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3166
3167 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3168 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3169
3170 return true;
3171 }
3172
3173 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3174 GtkTreePath *path )
3175 {
3176 delete m_dragDataObject;
3177
3178 GtkTreeIter iter;
3179 if (!get_iter( &iter, path )) return FALSE;
3180 wxDataViewItem item( (void*) iter.user_data );
3181
3182 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3183 event.SetEventObject( m_owner );
3184 event.SetItem( item );
3185 event.SetModel( m_wx_model );
3186 if (!m_owner->HandleWindowEvent( event ))
3187 return FALSE;
3188
3189 if (!event.IsAllowed())
3190 return FALSE;
3191
3192 wxDataObject *obj = event.GetDataObject();
3193 if (!obj)
3194 return FALSE;
3195
3196 m_dragDataObject = obj;
3197
3198 return TRUE;
3199 }
3200
3201 gboolean
3202 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3203 GtkTreePath *WXUNUSED(path))
3204 {
3205 return FALSE;
3206 }
3207
3208 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3209 GtkTreePath *path, GtkSelectionData *selection_data )
3210 {
3211 GtkTreeIter iter;
3212 if (!get_iter( &iter, path )) return FALSE;
3213 wxDataViewItem item( (void*) iter.user_data );
3214
3215 if (!m_dragDataObject->IsSupported( selection_data->target ))
3216 return FALSE;
3217
3218 size_t size = m_dragDataObject->GetDataSize( selection_data->target );
3219 if (size == 0)
3220 return FALSE;
3221
3222 void *buf = malloc( size );
3223
3224 gboolean res = FALSE;
3225 if (m_dragDataObject->GetDataHere( selection_data->target, buf ))
3226 {
3227 res = TRUE;
3228
3229 gtk_selection_data_set( selection_data, selection_data->target,
3230 8, (const guchar*) buf, size );
3231 }
3232
3233 free( buf );
3234
3235 return res;
3236 }
3237
3238 gboolean
3239 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3240 GtkTreePath *path,
3241 GtkSelectionData *selection_data)
3242 {
3243 GtkTreeIter iter;
3244 if (!get_iter( &iter, path )) return FALSE;
3245 wxDataViewItem item( (void*) iter.user_data );
3246
3247 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3248 event.SetEventObject( m_owner );
3249 event.SetItem( item );
3250 event.SetModel( m_wx_model );
3251 event.SetDataFormat( selection_data->target );
3252 event.SetDataSize( selection_data->length );
3253 event.SetDataBuffer( selection_data->data );
3254 if (!m_owner->HandleWindowEvent( event ))
3255 return FALSE;
3256
3257 if (!event.IsAllowed())
3258 return FALSE;
3259
3260 return TRUE;
3261 }
3262
3263 gboolean
3264 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3265 GtkTreePath *path,
3266 GtkSelectionData *selection_data)
3267 {
3268 GtkTreeIter iter;
3269 if (!get_iter( &iter, path )) return FALSE;
3270 wxDataViewItem item( (void*) iter.user_data );
3271
3272 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3273 event.SetEventObject( m_owner );
3274 event.SetItem( item );
3275 event.SetModel( m_wx_model );
3276 event.SetDataFormat( selection_data->target );
3277 if (!m_owner->HandleWindowEvent( event ))
3278 return FALSE;
3279
3280 if (!event.IsAllowed())
3281 return FALSE;
3282
3283 return TRUE;
3284 }
3285
3286 // notifications from wxDataViewModel
3287
3288 bool wxDataViewCtrlInternal::Cleared()
3289 {
3290 GtkWidget* tree_widget = GetOwner()->GtkGetTreeView();
3291 gtk_tree_view_set_model( GTK_TREE_VIEW(tree_widget), NULL );
3292 gtk_tree_view_set_model( GTK_TREE_VIEW(tree_widget), GTK_TREE_MODEL(m_gtk_model) );
3293
3294 if (m_root)
3295 {
3296 delete m_root;
3297 InitTree();
3298 }
3299
3300 return true;
3301 }
3302
3303 void wxDataViewCtrlInternal::Resort()
3304 {
3305 if (!m_wx_model->IsVirtualListModel())
3306 m_root->Resort();
3307 }
3308
3309 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3310 {
3311 if (!m_wx_model->IsVirtualListModel())
3312 {
3313 wxGtkTreeModelNode *parent_node = FindNode( parent );
3314 wxASSERT_MSG(parent_node,
3315 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3316
3317 if (m_wx_model->IsContainer( item ))
3318 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3319 else
3320 parent_node->AddLeave( item.GetID() );
3321 }
3322
3323 return true;
3324 }
3325
3326 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3327 {
3328 if (!m_wx_model->IsVirtualListModel())
3329 {
3330 wxGtkTreeModelNode *parent_node = FindNode( parent );
3331 wxASSERT_MSG(parent_node,
3332 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3333
3334 parent_node->DeleteChild( item.GetID() );
3335 }
3336
3337 return true;
3338 }
3339
3340 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3341 {
3342 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3343 event.SetEventObject( m_owner );
3344 event.SetModel( m_owner->GetModel() );
3345 event.SetItem( item );
3346 m_owner->HandleWindowEvent( event );
3347
3348 return true;
3349 }
3350
3351 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
3352 {
3353 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3354 event.SetEventObject( m_owner );
3355 event.SetModel( m_owner->GetModel() );
3356 event.SetColumn( col );
3357 event.SetDataViewColumn( GetOwner()->GetColumn(col) );
3358 event.SetItem( item );
3359 m_owner->HandleWindowEvent( event );
3360
3361 return true;
3362 }
3363
3364 // GTK+ model iface
3365
3366 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3367 {
3368 if (m_wx_model->IsVirtualListModel())
3369 return GTK_TREE_MODEL_LIST_ONLY;
3370 else
3371 return GTK_TREE_MODEL_ITERS_PERSIST;
3372 }
3373
3374 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3375 {
3376
3377 if (m_wx_model->IsVirtualListModel())
3378 {
3379 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3380
3381 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3382
3383 if (i >= wx_model->GetCount())
3384 return FALSE;
3385
3386 iter->stamp = m_gtk_model->stamp;
3387 // user_data is just the index +1
3388 iter->user_data = (gpointer) (i+1);
3389
3390 return TRUE;
3391 }
3392 else
3393 {
3394 int depth = gtk_tree_path_get_depth( path );
3395
3396 wxGtkTreeModelNode *node = m_root;
3397
3398 int i;
3399 for (i = 0; i < depth; i++)
3400 {
3401 BuildBranch( node );
3402
3403 gint pos = gtk_tree_path_get_indices (path)[i];
3404 if (pos < 0) return FALSE;
3405 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3406
3407 void* id = node->GetChildren().Item( (size_t) pos );
3408
3409 if (i == depth-1)
3410 {
3411 iter->stamp = m_gtk_model->stamp;
3412 iter->user_data = id;
3413 return TRUE;
3414 }
3415
3416 size_t count = node->GetNodes().GetCount();
3417 size_t pos2;
3418 for (pos2 = 0; pos2 < count; pos2++)
3419 {
3420 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3421 if (child_node->GetItem().GetID() == id)
3422 {
3423 node = child_node;
3424 break;
3425 }
3426 }
3427 }
3428 }
3429
3430 return FALSE;
3431 }
3432
3433 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3434 {
3435 GtkTreePath *retval = gtk_tree_path_new ();
3436
3437 if (m_wx_model->IsVirtualListModel())
3438 {
3439 // user_data is just the index +1
3440 int i = ( (wxUIntPtr) iter->user_data ) -1;
3441 gtk_tree_path_append_index (retval, i);
3442 }
3443 else
3444 {
3445 void *id = iter->user_data;
3446
3447 wxGtkTreeModelNode *node = FindParentNode( iter );
3448 while (node)
3449 {
3450 int pos = node->GetChildren().Index( id );
3451
3452 gtk_tree_path_prepend_index( retval, pos );
3453
3454 id = node->GetItem().GetID();
3455 node = node->GetParent();
3456 }
3457 }
3458
3459 return retval;
3460 }
3461
3462 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3463 {
3464 if (m_wx_model->IsVirtualListModel())
3465 {
3466 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3467
3468 // user_data is just the index +1
3469 int n = ( (wxUIntPtr) iter->user_data ) -1;
3470
3471 if (n == -1)
3472 {
3473 iter->user_data = NULL;
3474 return FALSE;
3475 }
3476
3477 if (n >= (int) wx_model->GetCount()-1)
3478 {
3479 iter->user_data = NULL;
3480 return FALSE;
3481 }
3482
3483 // user_data is just the index +1 (+2 because we need the next)
3484 iter->user_data = (gpointer) (n+2);
3485 }
3486 else
3487 {
3488 wxGtkTreeModelNode *parent = FindParentNode( iter );
3489 if( parent == NULL )
3490 {
3491 iter->user_data = NULL;
3492 return FALSE;
3493 }
3494
3495 int pos = parent->GetChildren().Index( iter->user_data );
3496
3497 if (pos == (int) parent->GetChildCount()-1)
3498 {
3499 iter->user_data = NULL;
3500 return FALSE;
3501 }
3502
3503 iter->user_data = parent->GetChildren().Item( pos+1 );
3504 }
3505
3506 return TRUE;
3507 }
3508
3509 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3510 {
3511 if (m_wx_model->IsVirtualListModel())
3512 {
3513 // this is a list, nodes have no children
3514 if (parent)
3515 return FALSE;
3516
3517 iter->stamp = m_gtk_model->stamp;
3518 iter->user_data = (gpointer) 1;
3519
3520 return TRUE;
3521 }
3522 else
3523 {
3524 if (iter == NULL)
3525 {
3526 if (m_root->GetChildCount() == 0) return FALSE;
3527 iter->stamp = m_gtk_model->stamp;
3528 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3529 return TRUE;
3530 }
3531
3532 wxDataViewItem item( (void*) parent->user_data );
3533
3534 if (!m_wx_model->IsContainer( item ))
3535 return FALSE;
3536
3537 wxGtkTreeModelNode *parent_node = FindNode( parent );
3538 wxASSERT_MSG(parent_node,
3539 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3540
3541 BuildBranch( parent_node );
3542
3543 if (parent_node->GetChildCount() == 0)
3544 return FALSE;
3545
3546 iter->stamp = m_gtk_model->stamp;
3547 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3548 }
3549
3550 return TRUE;
3551 }
3552
3553 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3554 {
3555 if (m_wx_model->IsVirtualListModel())
3556 {
3557 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3558
3559 if (iter == NULL)
3560 return (wx_model->GetCount() > 0);
3561
3562 // this is a list, nodes have no children
3563 return FALSE;
3564 }
3565 else
3566 {
3567 if (iter == NULL)
3568 return (m_root->GetChildCount() > 0);
3569
3570 wxDataViewItem item( (void*) iter->user_data );
3571
3572 bool is_container = m_wx_model->IsContainer( item );
3573
3574 if (!is_container)
3575 return FALSE;
3576
3577 wxGtkTreeModelNode *node = FindNode( iter );
3578 wxASSERT_MSG(node,
3579 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
3580
3581 BuildBranch( node );
3582
3583 return (node->GetChildCount() > 0);
3584 }
3585 }
3586
3587 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3588 {
3589 if (m_wx_model->IsVirtualListModel())
3590 {
3591 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3592
3593 if (iter == NULL)
3594 return (gint) wx_model->GetCount();
3595
3596 return 0;
3597 }
3598 else
3599 {
3600 if (iter == NULL)
3601 return m_root->GetChildCount();
3602
3603 wxDataViewItem item( (void*) iter->user_data );
3604
3605 if (!m_wx_model->IsContainer( item ))
3606 return 0;
3607
3608 wxGtkTreeModelNode *parent_node = FindNode( iter );
3609 wxASSERT_MSG(parent_node,
3610 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3611
3612 BuildBranch( parent_node );
3613
3614 return parent_node->GetChildCount();
3615 }
3616 }
3617
3618 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
3619 {
3620 if (m_wx_model->IsVirtualListModel())
3621 {
3622 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3623
3624 if (parent)
3625 return FALSE;
3626
3627 if (n < 0)
3628 return FALSE;
3629
3630 if (n >= (gint) wx_model->GetCount())
3631 return FALSE;
3632
3633 iter->stamp = m_gtk_model->stamp;
3634 // user_data is just the index +1
3635 iter->user_data = (gpointer) (n+1);
3636
3637 return TRUE;
3638 }
3639 else
3640 {
3641 void* id = NULL;
3642 if (parent) id = (void*) parent->user_data;
3643 wxDataViewItem item( id );
3644
3645 if (!m_wx_model->IsContainer( item ))
3646 return FALSE;
3647
3648 wxGtkTreeModelNode *parent_node = FindNode( parent );
3649 wxASSERT_MSG(parent_node,
3650 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3651
3652 BuildBranch( parent_node );
3653
3654 iter->stamp = m_gtk_model->stamp;
3655 iter->user_data = parent_node->GetChildren().Item( n );
3656
3657 return TRUE;
3658 }
3659 }
3660
3661 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
3662 {
3663 if (m_wx_model->IsVirtualListModel())
3664 {
3665 return FALSE;
3666 }
3667 else
3668 {
3669 wxGtkTreeModelNode *node = FindParentNode( child );
3670 if (!node)
3671 return FALSE;
3672
3673 iter->stamp = m_gtk_model->stamp;
3674 iter->user_data = (gpointer) node->GetItem().GetID();
3675
3676 return TRUE;
3677 }
3678 }
3679
3680 static wxGtkTreeModelNode*
3681 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
3682 {
3683 if( model == NULL )
3684 return NULL;
3685
3686 ItemList list;
3687 list.DeleteContents( true );
3688 wxDataViewItem it( item );
3689
3690 while( it.IsOk() )
3691 {
3692 wxDataViewItem * pItem = new wxDataViewItem( it );
3693 list.Insert( pItem );
3694 it = model->GetParent( it );
3695 }
3696
3697 wxGtkTreeModelNode * node = treeNode;
3698 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
3699 {
3700 if( node && node->GetNodes().GetCount() != 0 )
3701 {
3702 int len = node->GetNodes().GetCount();
3703 wxGtkTreeModelNodes nodes = node->GetNodes();
3704 int j = 0;
3705 for( ; j < len; j ++)
3706 {
3707 if( nodes[j]->GetItem() == *(n->GetData()))
3708 {
3709 node = nodes[j];
3710 break;
3711 }
3712 }
3713
3714 if( j == len )
3715 {
3716 return NULL;
3717 }
3718 }
3719 else
3720 return NULL;
3721 }
3722 return node;
3723
3724 }
3725
3726 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
3727 {
3728 if (!iter)
3729 return m_root;
3730
3731 wxDataViewItem item( (void*) iter->user_data );
3732 if (!item.IsOk())
3733 return m_root;
3734
3735 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
3736
3737 /*
3738 if (!result)
3739 {
3740 wxLogDebug( "Not found %p", iter->user_data );
3741 char *crash = NULL;
3742 *crash = 0;
3743 }
3744 // TODO: remove this code
3745 */
3746
3747 return result;
3748 }
3749
3750 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
3751 {
3752 if (!item.IsOk())
3753 return m_root;
3754
3755 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
3756
3757 /*
3758 if (!result)
3759 {
3760 wxLogDebug( "Not found %p", item.GetID() );
3761 char *crash = NULL;
3762 *crash = 0;
3763 }
3764 // TODO: remove this code
3765 */
3766
3767 return result;
3768 }
3769
3770 static wxGtkTreeModelNode*
3771 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
3772 {
3773 if( model == NULL )
3774 return NULL;
3775
3776 ItemList list;
3777 list.DeleteContents( true );
3778 if( !item.IsOk() )
3779 return NULL;
3780
3781 wxDataViewItem it( model->GetParent( item ) );
3782 while( it.IsOk() )
3783 {
3784 wxDataViewItem * pItem = new wxDataViewItem( it );
3785 list.Insert( pItem );
3786 it = model->GetParent( it );
3787 }
3788
3789 wxGtkTreeModelNode * node = treeNode;
3790 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
3791 {
3792 if( node && node->GetNodes().GetCount() != 0 )
3793 {
3794 int len = node->GetNodes().GetCount();
3795 wxGtkTreeModelNodes nodes = node->GetNodes();
3796 int j = 0;
3797 for( ; j < len; j ++)
3798 {
3799 if( nodes[j]->GetItem() == *(n->GetData()))
3800 {
3801 node = nodes[j];
3802 break;
3803 }
3804 }
3805
3806 if( j == len )
3807 {
3808 return NULL;
3809 }
3810 }
3811 else
3812 return NULL;
3813 }
3814 //Examine whether the node is item's parent node
3815 int len = node->GetChildCount();
3816 for( int i = 0; i < len ; i ++ )
3817 {
3818 if( node->GetChildren().Item( i ) == item.GetID() )
3819 return node;
3820 }
3821 return NULL;
3822 }
3823
3824 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
3825 {
3826 if (!iter)
3827 return NULL;
3828
3829 wxDataViewItem item( (void*) iter->user_data );
3830 if (!item.IsOk())
3831 return NULL;
3832
3833 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
3834 }
3835
3836 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
3837 {
3838 if (!item.IsOk())
3839 return NULL;
3840
3841 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
3842 }
3843
3844 //-----------------------------------------------------------------------------
3845 // wxDataViewCtrl signal callbacks
3846 //-----------------------------------------------------------------------------
3847
3848 static void
3849 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
3850 {
3851 if (!GTK_WIDGET_REALIZED(dv->m_widget))
3852 return;
3853
3854 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
3855 event.SetItem( dv->GetSelection() );
3856 event.SetModel( dv->GetModel() );
3857 dv->HandleWindowEvent( event );
3858 }
3859
3860 static void
3861 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
3862 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
3863 {
3864 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
3865
3866 GtkTreeIter iter;
3867 dv->GtkGetInternal()->get_iter( &iter, path );
3868 wxDataViewItem item( (void*) iter.user_data );;
3869 event.SetItem( item );
3870 event.SetModel( dv->GetModel() );
3871 dv->HandleWindowEvent( event );
3872 }
3873
3874 static gboolean
3875 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
3876 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
3877 {
3878 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
3879
3880 wxDataViewItem item( (void*) iter->user_data );;
3881 event.SetItem( item );
3882 event.SetModel( dv->GetModel() );
3883 dv->HandleWindowEvent( event );
3884
3885 return !event.IsAllowed();
3886 }
3887
3888 static void
3889 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
3890 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
3891 {
3892 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
3893
3894 wxDataViewItem item( (void*) iter->user_data );;
3895 event.SetItem( item );
3896 event.SetModel( dv->GetModel() );
3897 dv->HandleWindowEvent( event );
3898 }
3899
3900 static gboolean
3901 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
3902 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
3903 {
3904 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
3905
3906 wxDataViewItem item( (void*) iter->user_data );;
3907 event.SetItem( item );
3908 event.SetModel( dv->GetModel() );
3909 dv->HandleWindowEvent( event );
3910
3911 return !event.IsAllowed();
3912 }
3913
3914 static void
3915 wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
3916 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
3917 {
3918 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
3919
3920 wxDataViewItem item( (void*) iter->user_data );;
3921 event.SetItem( item );
3922 event.SetModel( dv->GetModel() );
3923 dv->HandleWindowEvent( event );
3924 }
3925
3926 //-----------------------------------------------------------------------------
3927 // wxDataViewCtrl
3928 //-----------------------------------------------------------------------------
3929
3930 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
3931 {
3932 GtkWidget* treeview = GtkGetTreeView();
3933
3934 // Insert widget in GtkTreeView
3935 if (GTK_WIDGET_REALIZED(treeview))
3936 gtk_widget_set_parent_window( child->m_widget,
3937 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
3938 gtk_widget_set_parent( child->m_widget, treeview );
3939 }
3940
3941 static
3942 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
3943 GtkAllocation *WXUNUSED(gtk_alloc),
3944 wxDataViewCtrl *win )
3945 {
3946 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
3947 while (node)
3948 {
3949 wxWindow *child = node->GetData();
3950
3951 GtkRequisition req;
3952 gtk_widget_size_request( child->m_widget, &req );
3953
3954 GtkAllocation alloc;
3955 alloc.x = child->m_x;
3956 alloc.y = child->m_y;
3957 alloc.width = child->m_width;
3958 alloc.height = child->m_height;
3959 gtk_widget_size_allocate( child->m_widget, &alloc );
3960
3961 node = node->GetNext();
3962 }
3963 }
3964
3965
3966 //-----------------------------------------------------------------------------
3967 // "motion_notify_event"
3968 //-----------------------------------------------------------------------------
3969
3970 static gboolean
3971 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
3972 GdkEventMotion *gdk_event,
3973 wxDataViewCtrl *dv )
3974 {
3975 if (gdk_event->is_hint)
3976 {
3977 int x = 0;
3978 int y = 0;
3979 GdkModifierType state;
3980 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
3981 gdk_event->x = x;
3982 gdk_event->y = y;
3983 }
3984
3985 GtkTreePath *path = NULL;
3986 GtkTreeViewColumn *column = NULL;
3987 gint cell_x = 0;
3988 gint cell_y = 0;
3989 if (gtk_tree_view_get_path_at_pos(
3990 GTK_TREE_VIEW(dv->GtkGetTreeView()),
3991 (int) gdk_event->x, (int) gdk_event->y,
3992 &path,
3993 &column,
3994 &cell_x,
3995 &cell_y))
3996 {
3997 if (path)
3998 {
3999 GtkTreeIter iter;
4000 dv->GtkGetInternal()->get_iter( &iter, path );
4001
4002 gtk_tree_path_free( path );
4003 }
4004 }
4005
4006
4007 return FALSE;
4008 }
4009
4010 //-----------------------------------------------------------------------------
4011 // "button_press_event"
4012 //-----------------------------------------------------------------------------
4013
4014 static gboolean
4015 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4016 GdkEventButton *gdk_event,
4017 wxDataViewCtrl *dv )
4018 {
4019 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4020 {
4021 GtkTreePath *path = NULL;
4022 GtkTreeViewColumn *column = NULL;
4023 gint cell_x = 0;
4024 gint cell_y = 0;
4025 if (gtk_tree_view_get_path_at_pos(
4026 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4027 (int) gdk_event->x, (int) gdk_event->y,
4028 &path,
4029 &column,
4030 &cell_x,
4031 &cell_y))
4032 {
4033 if (path)
4034 {
4035 GtkTreeIter iter;
4036 dv->GtkGetInternal()->get_iter( &iter, path );
4037
4038 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4039 wxDataViewItem item( (void*) iter.user_data );;
4040 event.SetItem( item );
4041 event.SetModel( dv->GetModel() );
4042 bool ret = dv->HandleWindowEvent( event );
4043 gtk_tree_path_free( path );
4044 return ret;
4045 }
4046 }
4047 }
4048
4049 return FALSE;
4050 }
4051
4052 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4053
4054 wxDataViewCtrl::~wxDataViewCtrl()
4055 {
4056 if (m_notifier)
4057 GetModel()->RemoveNotifier( m_notifier );
4058
4059 m_cols.Clear();
4060
4061 // remove the model from the GtkTreeView before it gets destroyed by the
4062 // wxDataViewCtrlBase's dtor
4063 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
4064
4065 delete m_internal;
4066 }
4067
4068 void wxDataViewCtrl::Init()
4069 {
4070 m_notifier = NULL;
4071 m_internal = NULL;
4072
4073 m_cols.DeleteContents( true );
4074 }
4075
4076 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
4077 const wxPoint& pos, const wxSize& size,
4078 long style, const wxValidator& validator )
4079 {
4080 Init();
4081
4082 if (!PreCreation( parent, pos, size ) ||
4083 !CreateBase( parent, id, pos, size, style, validator ))
4084 {
4085 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4086 return false;
4087 }
4088
4089 m_widget = gtk_scrolled_window_new (NULL, NULL);
4090 g_object_ref(m_widget);
4091
4092 GTKScrolledWindowSetBorder(m_widget, style);
4093
4094 m_treeview = gtk_tree_view_new();
4095 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4096
4097 g_signal_connect (m_treeview, "size_allocate",
4098 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4099
4100 #ifdef __WXGTK26__
4101 if (!gtk_check_version(2,6,0))
4102 {
4103 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4104 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4105 }
4106 #endif
4107
4108 if (style & wxDV_MULTIPLE)
4109 {
4110 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4111 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4112 }
4113
4114 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4115
4116 #ifdef __WXGTK210__
4117 if (!gtk_check_version(2,10,0))
4118 {
4119 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4120
4121 if ((style & wxDV_HORIZ_RULES) != 0 &&
4122 (style & wxDV_VERT_RULES) != 0)
4123 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4124 else if (style & wxDV_VERT_RULES)
4125 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4126 else if (style & wxDV_HORIZ_RULES)
4127 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4128
4129 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4130 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4131 }
4132 #endif
4133
4134 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4135
4136 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4137 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4138 gtk_widget_show (m_treeview);
4139
4140 m_parent->DoAddChild( this );
4141
4142 PostCreation(size);
4143
4144 GtkEnableSelectionEvents();
4145
4146 g_signal_connect_after (m_treeview, "row-activated",
4147 G_CALLBACK (wxdataview_row_activated_callback), this);
4148
4149 g_signal_connect (m_treeview, "test-collapse-row",
4150 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4151
4152 g_signal_connect_after (m_treeview, "row-collapsed",
4153 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4154
4155 g_signal_connect (m_treeview, "test-expand-row",
4156 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4157
4158 g_signal_connect_after (m_treeview, "row-expanded",
4159 G_CALLBACK (wxdataview_row_expanded_callback), this);
4160
4161 g_signal_connect (m_treeview, "motion_notify_event",
4162 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4163
4164 g_signal_connect (m_treeview, "button_press_event",
4165 G_CALLBACK (gtk_dataview_button_press_callback), this);
4166
4167 return true;
4168 }
4169
4170 void wxDataViewCtrl::OnInternalIdle()
4171 {
4172 wxWindow::OnInternalIdle();
4173
4174 unsigned int cols = GetColumnCount();
4175 unsigned int i;
4176 for (i = 0; i < cols; i++)
4177 {
4178 wxDataViewColumn *col = GetColumn( i );
4179 col->OnInternalIdle();
4180 }
4181 }
4182
4183 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4184 {
4185 if (GetModel())
4186 {
4187 delete m_internal;
4188 m_internal = NULL;
4189
4190 delete m_notifier;
4191 m_notifier = NULL;
4192 }
4193
4194 if (!wxDataViewCtrlBase::AssociateModel( model ))
4195 return false;
4196
4197 #ifdef __WXGTK26__
4198 if (!gtk_check_version(2,6,0))
4199 {
4200 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4201 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4202 }
4203 #endif
4204
4205 GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
4206 m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
4207 gtk_model->internal = m_internal;
4208
4209 m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this );
4210
4211 model->AddNotifier( m_notifier );
4212
4213 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) );
4214
4215 // unref in wxDataViewCtrlInternal
4216 // g_object_unref( gtk_model );
4217
4218 return true;
4219 }
4220
4221 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4222 {
4223 return m_internal->EnableDragSource( format );
4224 }
4225
4226 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4227 {
4228 return m_internal->EnableDropTarget( format );
4229 }
4230
4231 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4232 {
4233 if (!wxDataViewCtrlBase::AppendColumn(col))
4234 return false;
4235
4236 m_cols.Append( col );
4237
4238 #ifdef __WXGTK26__
4239 if (!gtk_check_version(2,6,0))
4240 {
4241 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4242 GTK_TREE_VIEW_COLUMN_FIXED)
4243 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4244 }
4245 #endif
4246
4247 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4248 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4249
4250 return true;
4251 }
4252
4253 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4254 {
4255 if (!wxDataViewCtrlBase::PrependColumn(col))
4256 return false;
4257
4258 m_cols.Insert( col );
4259
4260 #ifdef __WXGTK26__
4261 if (!gtk_check_version(2,6,0))
4262 {
4263 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4264 GTK_TREE_VIEW_COLUMN_FIXED)
4265 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4266 }
4267 #endif
4268
4269 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4270 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4271
4272 return true;
4273 }
4274
4275 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4276 {
4277 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4278 return false;
4279
4280 m_cols.Insert( pos, col );
4281
4282 #ifdef __WXGTK26__
4283 if (!gtk_check_version(2,6,0))
4284 {
4285 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4286 GTK_TREE_VIEW_COLUMN_FIXED)
4287 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4288 }
4289 #endif
4290
4291 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4292 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4293
4294 return true;
4295 }
4296
4297 unsigned int wxDataViewCtrl::GetColumnCount() const
4298 {
4299 return m_cols.GetCount();
4300 }
4301
4302 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4303 {
4304 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4305 if (!gtk_col)
4306 return NULL;
4307
4308 wxDataViewColumnList::const_iterator iter;
4309 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4310 {
4311 wxDataViewColumn *col = *iter;
4312 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4313 {
4314 return col;
4315 }
4316 }
4317
4318 return NULL;
4319 }
4320
4321 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4322 {
4323 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4324 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4325
4326 m_cols.DeleteObject( column );
4327
4328 return true;
4329 }
4330
4331 bool wxDataViewCtrl::ClearColumns()
4332 {
4333 wxDataViewColumnList::iterator iter;
4334 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4335 {
4336 wxDataViewColumn *col = *iter;
4337 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4338 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4339 }
4340
4341 m_cols.Clear();
4342
4343 return true;
4344 }
4345
4346 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4347 {
4348 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetConstGtkHandle());
4349
4350 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
4351
4352 gint pos = g_list_index( list, (gconstpointer) gtk_column );
4353
4354 g_list_free( list );
4355
4356 return pos;
4357 }
4358
4359 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4360 {
4361 return m_internal->GetDataViewSortColumn();
4362 }
4363
4364 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4365 {
4366 GtkTreeIter iter;
4367 iter.user_data = item.GetID();
4368 GtkTreePath *path = m_internal->get_path( &iter );
4369 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4370 gtk_tree_path_free( path );
4371 }
4372
4373 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4374 {
4375 GtkTreeIter iter;
4376 iter.user_data = item.GetID();
4377 GtkTreePath *path = m_internal->get_path( &iter );
4378 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4379 gtk_tree_path_free( path );
4380 }
4381
4382 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4383 {
4384 GtkTreeIter iter;
4385 iter.user_data = item.GetID();
4386 GtkTreePath *path = m_internal->get_path( &iter );
4387 bool res = gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4388 gtk_tree_path_free( path );
4389
4390 return res;
4391 }
4392
4393 wxDataViewItem wxDataViewCtrl::GetSelection() const
4394 {
4395 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4396
4397 if (m_windowStyle & wxDV_MULTIPLE)
4398 {
4399 // Report the first one
4400 GtkTreeModel *model;
4401 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4402
4403 if (list)
4404 {
4405 GtkTreePath *path = (GtkTreePath*) list->data;
4406 GtkTreeIter iter;
4407 m_internal->get_iter( &iter, path );
4408
4409 // delete list
4410 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4411 g_list_free( list );
4412
4413 return wxDataViewItem( (void*) iter.user_data );
4414 }
4415 }
4416 else
4417 {
4418 GtkTreeIter iter;
4419 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4420 {
4421 wxDataViewItem item( (void*) iter.user_data );
4422 return item;
4423 }
4424 }
4425
4426 return wxDataViewItem(0);
4427 }
4428
4429 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4430 {
4431 sel.Clear();
4432
4433 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4434 if (HasFlag(wxDV_MULTIPLE))
4435 {
4436 GtkTreeModel *model;
4437 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4438
4439 int count = 0;
4440 while (list)
4441 {
4442 GtkTreePath *path = (GtkTreePath*) list->data;
4443
4444 GtkTreeIter iter;
4445 m_internal->get_iter( &iter, path );
4446
4447 sel.Add( wxDataViewItem( (void*) iter.user_data ) );
4448
4449 list = g_list_next( list );
4450 count++;
4451 }
4452
4453 // delete list
4454 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4455 g_list_free( list );
4456
4457 return count;
4458 }
4459 else
4460 {
4461 GtkTreeModel *model;
4462 GtkTreeIter iter;
4463 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
4464 if (has_selection)
4465 {
4466 sel.Add( wxDataViewItem( (void*) iter.user_data) );
4467 return 1;
4468 }
4469 }
4470
4471 return 0;
4472 }
4473
4474 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4475 {
4476 GtkDisableSelectionEvents();
4477
4478 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4479
4480 gtk_tree_selection_unselect_all( selection );
4481
4482 wxDataViewItem last_parent;
4483
4484 size_t i;
4485 for (i = 0; i < sel.GetCount(); i++)
4486 {
4487 wxDataViewItem item = sel[i];
4488 wxDataViewItem parent = GetModel()->GetParent( item );
4489 if (parent)
4490 {
4491 if (parent != last_parent)
4492 ExpandAncestors(item);
4493 }
4494 last_parent = parent;
4495
4496 GtkTreeIter iter;
4497 iter.stamp = m_internal->GetGtkModel()->stamp;
4498 iter.user_data = (gpointer) item.GetID();
4499 gtk_tree_selection_select_iter( selection, &iter );
4500 }
4501
4502 GtkEnableSelectionEvents();
4503 }
4504
4505 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4506 {
4507 ExpandAncestors(item);
4508
4509 GtkDisableSelectionEvents();
4510
4511 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4512
4513 GtkTreeIter iter;
4514 iter.stamp = m_internal->GetGtkModel()->stamp;
4515 iter.user_data = (gpointer) item.GetID();
4516 gtk_tree_selection_select_iter( selection, &iter );
4517
4518 GtkEnableSelectionEvents();
4519 }
4520
4521 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4522 {
4523 GtkDisableSelectionEvents();
4524
4525 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4526
4527 GtkTreeIter iter;
4528 iter.stamp = m_internal->GetGtkModel()->stamp;
4529 iter.user_data = (gpointer) item.GetID();
4530 gtk_tree_selection_unselect_iter( selection, &iter );
4531
4532 GtkEnableSelectionEvents();
4533 }
4534
4535 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4536 {
4537 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4538
4539 GtkTreeIter iter;
4540 iter.stamp = m_internal->GetGtkModel()->stamp;
4541 iter.user_data = (gpointer) item.GetID();
4542
4543 return gtk_tree_selection_iter_is_selected( selection, &iter );
4544 }
4545
4546 void wxDataViewCtrl::SelectAll()
4547 {
4548 GtkDisableSelectionEvents();
4549
4550 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4551
4552 gtk_tree_selection_select_all( selection );
4553
4554 GtkEnableSelectionEvents();
4555 }
4556
4557 void wxDataViewCtrl::UnselectAll()
4558 {
4559 GtkDisableSelectionEvents();
4560
4561 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4562
4563 gtk_tree_selection_unselect_all( selection );
4564
4565 GtkEnableSelectionEvents();
4566 }
4567
4568 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
4569 const wxDataViewColumn *WXUNUSED(column))
4570 {
4571 ExpandAncestors(item);
4572
4573 GtkTreeIter iter;
4574 iter.user_data = (gpointer) item.GetID();
4575 GtkTreePath *path = m_internal->get_path( &iter );
4576 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4577 gtk_tree_path_free( path );
4578 }
4579
4580 void wxDataViewCtrl::HitTest(const wxPoint& WXUNUSED(point),
4581 wxDataViewItem& item,
4582 wxDataViewColumn *& column) const
4583 {
4584 item = wxDataViewItem(0);
4585 column = NULL;
4586 }
4587
4588 wxRect
4589 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
4590 const wxDataViewColumn *WXUNUSED(column)) const
4591 {
4592 return wxRect();
4593 }
4594
4595 void wxDataViewCtrl::DoSetExpanderColumn()
4596 {
4597 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
4598 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
4599 }
4600
4601 void wxDataViewCtrl::DoSetIndent()
4602 {
4603 }
4604
4605 void wxDataViewCtrl::GtkDisableSelectionEvents()
4606 {
4607 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4608 g_signal_handlers_disconnect_by_func( selection,
4609 (gpointer) (wxdataview_selection_changed_callback), this);
4610 }
4611
4612 void wxDataViewCtrl::GtkEnableSelectionEvents()
4613 {
4614 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4615 g_signal_connect_after (selection, "changed",
4616 G_CALLBACK (wxdataview_selection_changed_callback), this);
4617 }
4618
4619 // ----------------------------------------------------------------------------
4620 // visual attributes stuff
4621 // ----------------------------------------------------------------------------
4622
4623 // static
4624 wxVisualAttributes
4625 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
4626 {
4627 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
4628 }
4629
4630 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
4631 {
4632 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
4633 gtk_widget_modify_style(m_treeview, style);
4634 }
4635
4636 #endif // !wxUSE_GENERICDATAVIEWCTRL
4637
4638 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)