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store ids of sub-items directly in wxSubwindows instead of using a parallel data...
[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/icon.h"
24 #include "wx/list.h"
25 #include "wx/settings.h"
26 #include "wx/dataobj.h"
27 #include "wx/crt.h"
28 #endif
29
30 #include "wx/stockitem.h"
31 #include "wx/calctrl.h"
32 #include "wx/popupwin.h"
33 #include "wx/listimpl.cpp"
34
35 #include "wx/gtk/private.h"
36 #include "wx/gtk/dc.h"
37 #include "wx/gtk/dcclient.h"
38
39 //-----------------------------------------------------------------------------
40 //-----------------------------------------------------------------------------
41
42 class wxDataViewCtrlInternal;
43
44 wxDataViewCtrlInternal *g_internal = NULL;
45
46 class wxGtkTreeModelNode;
47
48 extern "C" {
49 typedef struct _GtkWxTreeModel GtkWxTreeModel;
50 }
51
52 //-----------------------------------------------------------------------------
53 // wxDataViewCtrlInternal
54 //-----------------------------------------------------------------------------
55
56 WX_DECLARE_LIST(wxDataViewItem, ItemList);
57 WX_DEFINE_LIST(ItemList)
58
59 class wxDataViewCtrlInternal
60 {
61 public:
62 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *owner );
63 ~wxDataViewCtrlInternal();
64
65 // model iface
66 GtkTreeModelFlags get_flags();
67 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
68 GtkTreePath *get_path( GtkTreeIter *iter);
69 gboolean iter_next( GtkTreeIter *iter );
70 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
71 gboolean iter_has_child( GtkTreeIter *iter );
72 gint iter_n_children( GtkTreeIter *iter );
73 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
74 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
75
76 // dnd iface
77 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
78 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
79 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
80 GtkSelectionData *selection_data );
81 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
82 GtkSelectionData *selection_data );
83 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
84 GtkSelectionData *selection_data );
85
86 // notifactions from wxDataViewModel
87 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
88 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
89 bool ItemChanged( const wxDataViewItem &item );
90 bool ValueChanged( const wxDataViewItem &item, unsigned int col );
91 bool Cleared();
92 void Resort();
93
94 // sorting interface
95 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
96 GtkSortType GetSortOrder() { return m_sort_order; }
97
98 void SetSortColumn( int column ) { m_sort_column = column; }
99 int GetSortColumn() { return m_sort_column; }
100
101 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
102 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
103
104 bool IsSorted() { return (m_sort_column >= 0); }
105
106 // accessors
107 wxDataViewModel* GetDataViewModel() { 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
129
130 //-----------------------------------------------------------------------------
131 // wxGtkTreeModelNode
132 //-----------------------------------------------------------------------------
133
134 int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
135 {
136 int ret = g_internal->GetDataViewModel()->Compare( *id1, *id2,
137 g_internal->GetSortColumn(), (g_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
138
139 return ret;
140 }
141
142 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
143 WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
144
145 class wxGtkTreeModelNode
146 {
147 public:
148 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
149 wxDataViewCtrlInternal *internal )
150 {
151 m_parent = parent;
152 m_item = item;
153 m_internal = internal;
154 }
155
156 ~wxGtkTreeModelNode()
157 {
158 size_t count = m_children.GetCount();
159 size_t i;
160 for (i = 0; i < count; i++)
161 {
162 wxGtkTreeModelNode *child = m_nodes.Item( i );
163 delete child;
164 }
165 }
166
167 unsigned int AddNode( wxGtkTreeModelNode* child )
168 {
169 m_nodes.Add( child );
170
171 void *id = child->GetItem().GetID();
172
173 m_children.Add( id );
174
175 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
176 {
177 g_internal = m_internal;
178 m_children.Sort( &wxGtkTreeModelChildCmp );
179 return m_children.Index( id );
180 }
181
182 return m_children.GetCount()-1;
183 }
184
185 unsigned int AddLeave( void* id )
186 {
187 m_children.Add( id );
188
189 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
190 {
191 g_internal = m_internal;
192 m_children.Sort( &wxGtkTreeModelChildCmp );
193 return m_children.Index( id );
194 }
195
196 return m_children.GetCount()-1;
197 }
198
199 void DeleteChild( void* id )
200 {
201 m_children.Remove( id );
202
203 unsigned int count = m_nodes.GetCount();
204 unsigned int pos;
205 for (pos = 0; pos < count; pos++)
206 {
207 wxGtkTreeModelNode *node = m_nodes.Item( pos );
208 if (node->GetItem().GetID() == id)
209 {
210 m_nodes.RemoveAt( pos );
211 delete node;
212 break;
213 }
214 }
215
216 }
217
218 wxGtkTreeModelNode* GetParent()
219 { return m_parent; }
220 wxGtkTreeModelNodes &GetNodes()
221 { return m_nodes; }
222 wxGtkTreeModelChildren &GetChildren()
223 { return m_children; }
224
225 unsigned int GetChildCount() { return m_children.GetCount(); }
226 unsigned int GetNodesCount() { return m_nodes.GetCount(); }
227
228 wxDataViewItem &GetItem() { return m_item; }
229 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
230
231 void Resort();
232
233 private:
234 wxGtkTreeModelNode *m_parent;
235 wxGtkTreeModelNodes m_nodes;
236 wxGtkTreeModelChildren m_children;
237 wxDataViewItem m_item;
238 wxDataViewCtrlInternal *m_internal;
239 };
240
241
242 //-----------------------------------------------------------------------------
243 // data
244 //-----------------------------------------------------------------------------
245
246 extern bool g_blockEventsOnDrag;
247
248 //-----------------------------------------------------------------------------
249 // define new GTK+ class wxGtkTreeModel
250 //-----------------------------------------------------------------------------
251
252 extern "C" {
253
254 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
255 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
256 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
257 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
258 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
259 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
260
261 GType gtk_wx_tree_model_get_type (void);
262
263 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
264
265 struct _GtkWxTreeModel
266 {
267 GObject parent;
268
269 /*< private >*/
270 gint stamp;
271 wxDataViewCtrlInternal *internal;
272 };
273
274 struct _GtkWxTreeModelClass
275 {
276 GObjectClass list_parent_class;
277 };
278
279 static GtkWxTreeModel *wxgtk_tree_model_new (void);
280 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
281 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
282
283 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
284 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
285 static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
286 static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
287
288 static void wxgtk_tree_model_finalize (GObject *object);
289 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
290 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
291 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
292 gint index);
293 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
294 GtkTreeIter *iter,
295 GtkTreePath *path);
296 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
297 GtkTreeIter *iter);
298 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
299 GtkTreeIter *iter,
300 gint column,
301 GValue *value);
302 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
303 GtkTreeIter *iter);
304 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
305 GtkTreeIter *iter,
306 GtkTreeIter *parent);
307 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
308 GtkTreeIter *iter);
309 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
310 GtkTreeIter *iter);
311 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
312 GtkTreeIter *iter,
313 GtkTreeIter *parent,
314 gint n);
315 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
316 GtkTreeIter *iter,
317 GtkTreeIter *child);
318
319 /* sortable */
320 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
321 gint *sort_column_id,
322 GtkSortType *order);
323 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
324 gint sort_column_id,
325 GtkSortType order);
326 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
327 gint sort_column_id,
328 GtkTreeIterCompareFunc func,
329 gpointer data,
330 GtkDestroyNotify destroy);
331 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
332 GtkTreeIterCompareFunc func,
333 gpointer data,
334 GtkDestroyNotify destroy);
335 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
336
337 /* drag'n'drop */
338 static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
339 GtkTreePath *path);
340 static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
341 GtkTreePath *path);
342 static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
343 GtkTreePath *path,
344 GtkSelectionData *selection_data);
345 static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
346 GtkTreePath *dest,
347 GtkSelectionData *selection_data);
348 static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
349 GtkTreePath *dest_path,
350 GtkSelectionData *selection_data);
351
352
353 static GObjectClass *list_parent_class = NULL;
354
355 GType
356 gtk_wx_tree_model_get_type (void)
357 {
358 static GType tree_model_type = 0;
359
360 if (!tree_model_type)
361 {
362 const GTypeInfo tree_model_info =
363 {
364 sizeof (GtkWxTreeModelClass),
365 NULL, /* base_init */
366 NULL, /* base_finalize */
367 (GClassInitFunc) wxgtk_tree_model_class_init,
368 NULL, /* class_finalize */
369 NULL, /* class_data */
370 sizeof (GtkWxTreeModel),
371 0,
372 (GInstanceInitFunc) wxgtk_tree_model_init,
373 };
374
375 static const GInterfaceInfo tree_model_iface_info =
376 {
377 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
378 NULL,
379 NULL
380 };
381
382 static const GInterfaceInfo sortable_iface_info =
383 {
384 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
385 NULL,
386 NULL
387 };
388
389 static const GInterfaceInfo drag_source_iface_info =
390 {
391 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
392 NULL,
393 NULL
394 };
395
396 static const GInterfaceInfo drag_dest_iface_info =
397 {
398 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
399 NULL,
400 NULL
401 };
402
403 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
404 &tree_model_info, (GTypeFlags)0 );
405
406 g_type_add_interface_static (tree_model_type,
407 GTK_TYPE_TREE_MODEL,
408 &tree_model_iface_info);
409 g_type_add_interface_static (tree_model_type,
410 GTK_TYPE_TREE_SORTABLE,
411 &sortable_iface_info);
412 g_type_add_interface_static (tree_model_type,
413 GTK_TYPE_TREE_DRAG_DEST,
414 &drag_dest_iface_info);
415 g_type_add_interface_static (tree_model_type,
416 GTK_TYPE_TREE_DRAG_SOURCE,
417 &drag_source_iface_info);
418 }
419
420 return tree_model_type;
421 }
422
423 static GtkWxTreeModel *
424 wxgtk_tree_model_new(void)
425 {
426 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
427 return retval;
428 }
429
430 static void
431 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
432 {
433 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
434 GObjectClass *object_class = (GObjectClass*) klass;
435 object_class->finalize = wxgtk_tree_model_finalize;
436 }
437
438 static void
439 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
440 {
441 iface->get_flags = wxgtk_tree_model_get_flags;
442 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
443 iface->get_column_type = wxgtk_tree_model_get_column_type;
444 iface->get_iter = wxgtk_tree_model_get_iter;
445 iface->get_path = wxgtk_tree_model_get_path;
446 iface->get_value = wxgtk_tree_model_get_value;
447 iface->iter_next = wxgtk_tree_model_iter_next;
448 iface->iter_children = wxgtk_tree_model_iter_children;
449 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
450 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
451 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
452 iface->iter_parent = wxgtk_tree_model_iter_parent;
453 }
454
455 static void
456 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
457 {
458 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
459 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
460 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
461 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
462 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
463 }
464
465 static void
466 wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
467 {
468 iface->row_draggable = wxgtk_tree_model_row_draggable;
469 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
470 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
471 }
472
473 static void
474 wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
475 {
476 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
477 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
478 }
479
480 static void
481 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
482 {
483 tree_model->internal = NULL;
484 tree_model->stamp = g_random_int();
485 }
486
487 static void
488 wxgtk_tree_model_finalize (GObject *object)
489 {
490 /* must chain up */
491 (* list_parent_class->finalize) (object);
492 }
493
494 } // extern "C"
495
496 //-----------------------------------------------------------------------------
497 // implement callbacks from wxGtkTreeModel class by letting
498 // them call the methods of wxWidgets' wxDataViewModel
499 //-----------------------------------------------------------------------------
500
501 static GtkTreeModelFlags
502 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
503 {
504 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
505 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
506
507 return wxtree_model->internal->get_flags();
508 }
509
510 static gint
511 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
512 {
513 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
514 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
515
516 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
517 }
518
519 static GType
520 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
521 gint index)
522 {
523 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
524 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
525
526 GType gtype = G_TYPE_INVALID;
527
528 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
529
530 if (wxtype == wxT("string"))
531 gtype = G_TYPE_STRING;
532 else
533 {
534 gtype = G_TYPE_STRING;
535 // wxFAIL_MSG( _T("non-string columns not supported yet") );
536 }
537
538 return gtype;
539 }
540
541 static gboolean
542 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
543 GtkTreeIter *iter,
544 GtkTreePath *path)
545 {
546 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
547 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
548 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
549
550 return wxtree_model->internal->get_iter( iter, path );
551 }
552
553 static GtkTreePath *
554 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
555 GtkTreeIter *iter)
556 {
557 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
558 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
559 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
560
561 return wxtree_model->internal->get_path( iter );
562 }
563
564 static void
565 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
566 GtkTreeIter *iter,
567 gint column,
568 GValue *value)
569 {
570 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
571 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
572
573 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
574 wxString mtype = model->GetColumnType( (unsigned int) column );
575 if (mtype == wxT("string"))
576 {
577 wxVariant variant;
578 g_value_init( value, G_TYPE_STRING );
579 wxDataViewItem item( (void*) iter->user_data );
580 model->GetValue( variant, item, (unsigned int) column );
581
582 g_value_set_string( value, variant.GetString().utf8_str() );
583 }
584 else
585 {
586 wxFAIL_MSG( _T("non-string columns not supported yet") );
587 }
588 }
589
590 static gboolean
591 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
592 GtkTreeIter *iter)
593 {
594 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
595
596 if (wxtree_model->stamp != iter->stamp)
597 wxPrintf( "crash\n" );
598
599 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
600 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
601
602 return wxtree_model->internal->iter_next( iter );
603 }
604
605 static gboolean
606 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
607 GtkTreeIter *iter,
608 GtkTreeIter *parent)
609 {
610 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
611 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
612 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
613
614 return wxtree_model->internal->iter_children( iter, parent );
615 }
616
617 static gboolean
618 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
619 GtkTreeIter *iter)
620 {
621 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
622 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
623 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
624
625 return wxtree_model->internal->iter_has_child( iter );
626 }
627
628 static gint
629 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
630 GtkTreeIter *iter)
631 {
632 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
633 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
634 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, 0);
635
636 return wxtree_model->internal->iter_n_children( iter );
637 }
638
639 static gboolean
640 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
641 GtkTreeIter *iter,
642 GtkTreeIter *parent,
643 gint n)
644 {
645 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
646 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
647
648 return wxtree_model->internal->iter_nth_child( iter, parent, n );
649 }
650
651 static gboolean
652 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
653 GtkTreeIter *iter,
654 GtkTreeIter *child)
655 {
656 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
657 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
658 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
659
660 return wxtree_model->internal->iter_parent( iter, child );
661 }
662
663 /* drag'n'drop iface */
664 static gboolean
665 wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
666 GtkTreePath *path)
667 {
668 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
669 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
670
671 return wxtree_model->internal->row_draggable( drag_source, path );
672 }
673
674 static gboolean
675 wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
676 GtkTreePath *path)
677 {
678 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
679 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
680
681 return wxtree_model->internal->drag_data_delete( drag_source, path );
682 }
683
684 static gboolean
685 wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
686 GtkTreePath *path,
687 GtkSelectionData *selection_data)
688 {
689 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
690 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
691
692 #if 0
693 wxPrintf( "drag_get_data\n");
694
695 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
696 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
697
698 wxGtkString atom_target(gdk_atom_name(selection_data->target));
699 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
700
701 wxGtkString atom_type(gdk_atom_name(selection_data->type));
702 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
703
704 wxPrintf( "format %d\n", selection_data->format );
705 #endif
706
707 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
708 }
709
710 static gboolean
711 wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
712 GtkTreePath *dest,
713 GtkSelectionData *selection_data)
714 {
715 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
716 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
717
718 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
719 }
720
721 static gboolean
722 wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
723 GtkTreePath *dest_path,
724 GtkSelectionData *selection_data)
725 {
726 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
727 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
728
729 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
730 }
731
732 /* sortable iface */
733 static gboolean
734 wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
735 gint *sort_column_id,
736 GtkSortType *order)
737 {
738 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
739
740 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
741
742 if (!wxtree_model->internal->IsSorted())
743 {
744 if (sort_column_id)
745 *sort_column_id = -1;
746
747 return TRUE;
748 }
749
750
751 if (sort_column_id)
752 *sort_column_id = wxtree_model->internal->GetSortColumn();
753
754 if (order)
755 *order = wxtree_model->internal->GetSortOrder();
756
757 return TRUE;
758 }
759
760 wxDataViewColumn *gs_lastLeftClickHeader = NULL;
761
762 static void
763 wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
764 gint sort_column_id,
765 GtkSortType order)
766 {
767 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
768 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
769
770 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
771
772 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
773 (order != tree_model->internal->GetSortOrder()))
774 {
775 tree_model->internal->SetSortColumn( sort_column_id );
776 tree_model->internal->SetSortOrder( order );
777
778 gtk_tree_sortable_sort_column_changed (sortable);
779
780 tree_model->internal->GetDataViewModel()->Resort();
781 }
782
783 if (gs_lastLeftClickHeader)
784 {
785 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
786 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
787 event.SetDataViewColumn( gs_lastLeftClickHeader );
788 event.SetModel( dv->GetModel() );
789 dv->HandleWindowEvent( event );
790 }
791
792 gs_lastLeftClickHeader = NULL;
793 }
794
795 static void
796 wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
797 gint WXUNUSED(sort_column_id),
798 GtkTreeIterCompareFunc func,
799 gpointer WXUNUSED(data),
800 GtkDestroyNotify WXUNUSED(destroy) )
801 {
802 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
803 g_return_if_fail (func != NULL);
804 }
805
806 void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
807 GtkTreeIterCompareFunc func,
808 gpointer WXUNUSED(data),
809 GtkDestroyNotify WXUNUSED(destroy) )
810 {
811 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
812 g_return_if_fail (func != NULL);
813
814 wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
815 }
816
817 gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
818 {
819 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
820
821 return FALSE;
822 }
823
824 //-----------------------------------------------------------------------------
825 // define new GTK+ class wxGtkRendererRenderer
826 //-----------------------------------------------------------------------------
827
828 extern "C" {
829
830 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
831 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
832 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
833 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
834 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
835 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
836
837 GType gtk_wx_cell_renderer_get_type (void);
838
839 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
840 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
841
842 struct _GtkWxCellRenderer
843 {
844 GtkCellRenderer parent;
845
846 /*< private >*/
847 wxDataViewCustomRenderer *cell;
848 guint32 last_click;
849 };
850
851 struct _GtkWxCellRendererClass
852 {
853 GtkCellRendererClass cell_parent_class;
854 };
855
856
857 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
858 static void gtk_wx_cell_renderer_init (
859 GtkWxCellRenderer *cell );
860 static void gtk_wx_cell_renderer_class_init(
861 GtkWxCellRendererClass *klass );
862 static void gtk_wx_cell_renderer_finalize (
863 GObject *object );
864 static void gtk_wx_cell_renderer_get_size (
865 GtkCellRenderer *cell,
866 GtkWidget *widget,
867 GdkRectangle *rectangle,
868 gint *x_offset,
869 gint *y_offset,
870 gint *width,
871 gint *height );
872 static void gtk_wx_cell_renderer_render (
873 GtkCellRenderer *cell,
874 GdkWindow *window,
875 GtkWidget *widget,
876 GdkRectangle *background_area,
877 GdkRectangle *cell_area,
878 GdkRectangle *expose_area,
879 GtkCellRendererState flags );
880 static gboolean gtk_wx_cell_renderer_activate(
881 GtkCellRenderer *cell,
882 GdkEvent *event,
883 GtkWidget *widget,
884 const gchar *path,
885 GdkRectangle *background_area,
886 GdkRectangle *cell_area,
887 GtkCellRendererState flags );
888 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
889 GtkCellRenderer *cell,
890 GdkEvent *event,
891 GtkWidget *widget,
892 const gchar *path,
893 GdkRectangle *background_area,
894 GdkRectangle *cell_area,
895 GtkCellRendererState flags );
896
897
898 static GObjectClass *cell_parent_class = NULL;
899
900 } // extern "C"
901
902 GType
903 gtk_wx_cell_renderer_get_type (void)
904 {
905 static GType cell_wx_type = 0;
906
907 if (!cell_wx_type)
908 {
909 const GTypeInfo cell_wx_info =
910 {
911 sizeof (GtkWxCellRendererClass),
912 NULL, /* base_init */
913 NULL, /* base_finalize */
914 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
915 NULL, /* class_finalize */
916 NULL, /* class_data */
917 sizeof (GtkWxCellRenderer),
918 0, /* n_preallocs */
919 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
920 };
921
922 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
923 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
924 }
925
926 return cell_wx_type;
927 }
928
929 static void
930 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
931 {
932 cell->cell = NULL;
933 cell->last_click = 0;
934 }
935
936 static void
937 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
938 {
939 GObjectClass *object_class = G_OBJECT_CLASS (klass);
940 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
941
942 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
943
944 object_class->finalize = gtk_wx_cell_renderer_finalize;
945
946 cell_class->get_size = gtk_wx_cell_renderer_get_size;
947 cell_class->render = gtk_wx_cell_renderer_render;
948 cell_class->activate = gtk_wx_cell_renderer_activate;
949 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
950 }
951
952 static void
953 gtk_wx_cell_renderer_finalize (GObject *object)
954 {
955 /* must chain up */
956 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
957 }
958
959 GtkCellRenderer*
960 gtk_wx_cell_renderer_new (void)
961 {
962 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
963 }
964
965
966
967 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
968 GtkCellRenderer *renderer,
969 GdkEvent *WXUNUSED(event),
970 GtkWidget *widget,
971 const gchar *path,
972 GdkRectangle *WXUNUSED(background_area),
973 GdkRectangle *cell_area,
974 GtkCellRendererState WXUNUSED(flags) )
975 {
976 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
977 wxDataViewCustomRenderer *cell = wxrenderer->cell;
978 if (!cell->HasEditorCtrl())
979 return NULL;
980
981 GdkRectangle rect;
982 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
983 &rect.x,
984 &rect.y,
985 &rect.width,
986 &rect.height);
987
988 rect.x += cell_area->x;
989 rect.y += cell_area->y;
990 // rect.width -= renderer->xpad * 2;
991 // rect.height -= renderer->ypad * 2;
992
993 // wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
994 wxRect renderrect( cell_area->x, cell_area->y, cell_area->width, cell_area->height );
995
996 GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
997 GtkTreeIter iter;
998 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
999 wxDataViewItem item( (void*) iter.user_data );
1000 gtk_tree_path_free( treepath );
1001
1002 cell->StartEditing( item, renderrect );
1003
1004 return NULL;
1005 }
1006
1007 static void
1008 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1009 GtkWidget *WXUNUSED(widget),
1010 GdkRectangle *cell_area,
1011 gint *x_offset,
1012 gint *y_offset,
1013 gint *width,
1014 gint *height)
1015 {
1016 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1017 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1018
1019 wxSize size = cell->GetSize();
1020
1021 gint calc_width = (gint) renderer->xpad * 2 + size.x;
1022 gint calc_height = (gint) renderer->ypad * 2 + size.y;
1023
1024 if (x_offset)
1025 *x_offset = 0;
1026 if (y_offset)
1027 *y_offset = 0;
1028
1029 if (cell_area && size.x > 0 && size.y > 0)
1030 {
1031 if (x_offset)
1032 {
1033 *x_offset = (gint)((renderer->xalign *
1034 (cell_area->width - calc_width - 2 * renderer->xpad)));
1035 *x_offset = MAX (*x_offset, 0) + renderer->xpad;
1036 }
1037 if (y_offset)
1038 {
1039 *y_offset = (gint)((renderer->yalign *
1040 (cell_area->height - calc_height - 2 * renderer->ypad)));
1041 *y_offset = MAX (*y_offset, 0) + renderer->ypad;
1042 }
1043 }
1044
1045 if (width)
1046 *width = calc_width;
1047
1048 if (height)
1049 *height = calc_height;
1050 }
1051
1052 static void
1053 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1054 GdkWindow *window,
1055 GtkWidget *widget,
1056 GdkRectangle *background_area,
1057 GdkRectangle *cell_area,
1058 GdkRectangle *expose_area,
1059 GtkCellRendererState flags)
1060
1061 {
1062 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1063 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1064
1065 cell->window = window;
1066 cell->widget = widget;
1067 cell->background_area = (void*) background_area;
1068 cell->cell_area = (void*) cell_area;
1069 cell->expose_area = (void*) expose_area;
1070 cell->flags = (int) flags;
1071
1072 GdkRectangle rect;
1073 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1074 &rect.x,
1075 &rect.y,
1076 &rect.width,
1077 &rect.height);
1078
1079 rect.x += cell_area->x;
1080 rect.y += cell_area->y;
1081 rect.width -= renderer->xpad * 2;
1082 rect.height -= renderer->ypad * 2;
1083
1084 GdkRectangle dummy;
1085 if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
1086 {
1087 wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
1088 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1089 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1090 if (impl->m_gdkwindow == NULL)
1091 {
1092 impl->m_gdkwindow = window;
1093 impl->SetUpDC();
1094 }
1095
1096 int state = 0;
1097 if (flags & GTK_CELL_RENDERER_SELECTED)
1098 state |= wxDATAVIEW_CELL_SELECTED;
1099 if (flags & GTK_CELL_RENDERER_PRELIT)
1100 state |= wxDATAVIEW_CELL_PRELIT;
1101 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1102 state |= wxDATAVIEW_CELL_INSENSITIVE;
1103 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1104 state |= wxDATAVIEW_CELL_INSENSITIVE;
1105 if (flags & GTK_CELL_RENDERER_FOCUSED)
1106 state |= wxDATAVIEW_CELL_FOCUSED;
1107 cell->Render( renderrect, dc, state );
1108 }
1109 }
1110
1111 static gboolean
1112 gtk_wx_cell_renderer_activate(
1113 GtkCellRenderer *renderer,
1114 GdkEvent *event,
1115 GtkWidget *widget,
1116 const gchar *path,
1117 GdkRectangle *WXUNUSED(background_area),
1118 GdkRectangle *cell_area,
1119 GtkCellRendererState WXUNUSED(flags) )
1120 {
1121 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1122 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1123
1124 GdkRectangle rect;
1125 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1126 &rect.x,
1127 &rect.y,
1128 &rect.width,
1129 &rect.height);
1130
1131 rect.x += cell_area->x;
1132 rect.y += cell_area->y;
1133 rect.width -= renderer->xpad * 2;
1134 rect.height -= renderer->ypad * 2;
1135
1136 wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
1137
1138 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1139
1140 GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
1141
1142 GtkTreeIter iter;
1143 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
1144 wxDataViewItem item( iter.user_data );
1145 gtk_tree_path_free( treepath );
1146
1147 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1148
1149 if (!event)
1150 {
1151 bool ret = false;
1152
1153 // activated by <ENTER>
1154 if (cell->Activate( renderrect, model, item, model_col ))
1155 ret = true;
1156
1157 return ret;
1158 }
1159 else if (event->type == GDK_BUTTON_PRESS)
1160 {
1161 GdkEventButton *button_event = (GdkEventButton*) event;
1162 wxPoint pt( ((int) button_event->x) - renderrect.x,
1163 ((int) button_event->y) - renderrect.y );
1164
1165 bool ret = false;
1166 if (button_event->button == 1)
1167 {
1168 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1169 ret = true;
1170 // TODO: query system double-click time
1171 if (button_event->time - wxrenderer->last_click < 400)
1172 if (cell->Activate( renderrect, model, item, model_col ))
1173 ret = true;
1174 }
1175 if (button_event->button == 3)
1176 {
1177 if (cell->RightClick( pt, renderrect, model, item, model_col ))
1178 ret = true;
1179 }
1180
1181 wxrenderer->last_click = button_event->time;
1182
1183 return ret;
1184 }
1185
1186 return false;
1187 }
1188
1189 // ---------------------------------------------------------
1190 // wxGtkDataViewModelNotifier
1191 // ---------------------------------------------------------
1192
1193 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1194 {
1195 public:
1196 wxGtkDataViewModelNotifier( GtkWxTreeModel *wxgtk_model,
1197 wxDataViewModel *wx_model,
1198 wxDataViewCtrl *ctrl );
1199 ~wxGtkDataViewModelNotifier();
1200
1201 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1202 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1203 virtual bool ItemChanged( const wxDataViewItem &item );
1204 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int col );
1205 virtual bool Cleared();
1206 virtual void Resort();
1207
1208 void SetGtkModel( GtkWxTreeModel *model ) { m_wxgtk_model = model; }
1209
1210 private:
1211 GtkWxTreeModel *m_wxgtk_model;
1212 wxDataViewModel *m_wx_model;
1213 wxDataViewCtrl *m_owner;
1214 };
1215
1216 // ---------------------------------------------------------
1217 // wxGtkDataViewListModelNotifier
1218 // ---------------------------------------------------------
1219
1220 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1221 GtkWxTreeModel* wxgtk_model, wxDataViewModel *wx_model,
1222 wxDataViewCtrl *ctrl )
1223 {
1224 m_wxgtk_model = wxgtk_model;
1225 m_wx_model = wx_model;
1226 m_owner = ctrl;
1227 }
1228
1229 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1230 {
1231 m_wx_model = NULL;
1232 m_wxgtk_model = NULL;
1233 }
1234
1235 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1236 {
1237 m_owner->GtkGetInternal()->ItemAdded( parent, item );
1238
1239 GtkTreeIter iter;
1240 iter.stamp = m_wxgtk_model->stamp;
1241 iter.user_data = (gpointer) item.GetID();
1242
1243 GtkTreePath *path = wxgtk_tree_model_get_path(
1244 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1245 gtk_tree_model_row_inserted(
1246 GTK_TREE_MODEL(m_wxgtk_model), path, &iter);
1247 gtk_tree_path_free (path);
1248
1249 return true;
1250 }
1251
1252 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1253 {
1254 GtkTreeIter iter;
1255 iter.stamp = m_wxgtk_model->stamp;
1256 iter.user_data = (gpointer) item.GetID();
1257
1258 GtkTreePath *path = wxgtk_tree_model_get_path(
1259 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1260 gtk_tree_model_row_deleted(
1261 GTK_TREE_MODEL(m_wxgtk_model), path );
1262 gtk_tree_path_free (path);
1263
1264 m_owner->GtkGetInternal()->ItemDeleted( parent, item );
1265
1266 return true;
1267 }
1268
1269 void wxGtkDataViewModelNotifier::Resort()
1270 {
1271 m_owner->GtkGetInternal()->Resort();
1272 }
1273
1274 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1275 {
1276 GtkTreeIter iter;
1277 iter.stamp = m_wxgtk_model->stamp;
1278 iter.user_data = (gpointer) item.GetID();
1279
1280 GtkTreePath *path = wxgtk_tree_model_get_path(
1281 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1282 gtk_tree_model_row_changed(
1283 GTK_TREE_MODEL(m_wxgtk_model), path, &iter );
1284 gtk_tree_path_free (path);
1285
1286 m_owner->GtkGetInternal()->ItemChanged( item );
1287
1288 return true;
1289 }
1290
1291 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_col )
1292 {
1293 // This adds GTK+'s missing MVC logic for ValueChanged
1294 unsigned int index;
1295 for (index = 0; index < m_owner->GetColumnCount(); index++)
1296 {
1297 wxDataViewColumn *column = m_owner->GetColumn( index );
1298 if (column->GetModelColumn() == model_col)
1299 {
1300 GtkTreeView *widget = GTK_TREE_VIEW(m_owner->m_treeview);
1301 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1302
1303 // Get cell area
1304 GtkTreeIter iter;
1305 iter.stamp = m_wxgtk_model->stamp;
1306 iter.user_data = (gpointer) item.GetID();
1307 GtkTreePath *path = wxgtk_tree_model_get_path(
1308 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1309 GdkRectangle cell_area;
1310 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1311 gtk_tree_path_free( path );
1312
1313 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1314 double d = gtk_adjustment_get_value( hadjust );
1315 int xdiff = (int) d;
1316
1317 int ydiff = gcolumn->button->allocation.height;
1318 // Redraw
1319 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1320 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1321
1322 m_owner->GtkGetInternal()->ValueChanged( item, model_col );
1323
1324 return true;
1325 }
1326 }
1327
1328 return false;
1329 }
1330
1331 bool wxGtkDataViewModelNotifier::Cleared()
1332 {
1333 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->m_treeview), NULL );
1334
1335 // this will create a new GTK model
1336 m_owner->GtkGetInternal()->Cleared();
1337
1338 SetGtkModel( m_owner->GtkGetInternal()->GetGtkModel() );
1339
1340 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->m_treeview), GTK_TREE_MODEL(m_wxgtk_model) );
1341
1342 return false;
1343 }
1344
1345 // ---------------------------------------------------------
1346 // wxDataViewRenderer
1347 // ---------------------------------------------------------
1348
1349 static gpointer s_user_data = NULL;
1350
1351 static void
1352 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1353 wxDataViewRenderer *wxrenderer )
1354 {
1355 wxDataViewColumn *column = wxrenderer->GetOwner();
1356 wxDataViewCtrl *dv = column->GetOwner();
1357 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1358 event.SetDataViewColumn( column );
1359 event.SetModel( dv->GetModel() );
1360 wxDataViewItem item( s_user_data );
1361 event.SetItem( item );
1362 dv->HandleWindowEvent( event );
1363 }
1364
1365 static void
1366 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1367 gchar *path, wxDataViewRenderer *wxrenderer )
1368 {
1369 wxDataViewColumn *column = wxrenderer->GetOwner();
1370 wxDataViewCtrl *dv = column->GetOwner();
1371 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1372 event.SetDataViewColumn( column );
1373 event.SetModel( dv->GetModel() );
1374 GtkTreePath *tree_path = gtk_tree_path_new_from_string( path );
1375 GtkTreeIter iter;
1376 dv->GtkGetInternal()->get_iter( &iter, tree_path );
1377 gtk_tree_path_free( tree_path );
1378 wxDataViewItem item( iter.user_data );
1379 event.SetItem( item );
1380 dv->HandleWindowEvent( event );
1381
1382 if (GTK_IS_CELL_EDITABLE(editable))
1383 {
1384 s_user_data = iter.user_data;
1385
1386 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1387 G_CALLBACK (wxgtk_cell_editable_editing_done),
1388 (gpointer) wxrenderer );
1389
1390 }
1391 }
1392
1393
1394 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1395
1396 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1397 int align ) :
1398 wxDataViewRendererBase( varianttype, mode, align )
1399 {
1400 m_renderer = NULL;
1401
1402 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1403 // after the m_renderer pointer has been initialized
1404 }
1405
1406 void wxDataViewRenderer::GtkInitHandlers()
1407 {
1408 if (!gtk_check_version(2,6,0))
1409 {
1410 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1411 G_CALLBACK (wxgtk_renderer_editing_started),
1412 this);
1413 }
1414 }
1415
1416 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1417 {
1418 GtkCellRendererMode gtkMode;
1419 switch (mode)
1420 {
1421 case wxDATAVIEW_CELL_INERT:
1422 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1423 break;
1424 case wxDATAVIEW_CELL_ACTIVATABLE:
1425 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1426 break;
1427 case wxDATAVIEW_CELL_EDITABLE:
1428 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1429 break;
1430 }
1431
1432 // This value is most often ignored in GtkTreeView
1433 GValue gvalue = { 0, };
1434 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1435 g_value_set_enum( &gvalue, gtkMode );
1436 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1437 g_value_unset( &gvalue );
1438 }
1439
1440 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1441 {
1442 wxDataViewCellMode ret;
1443
1444 GValue gvalue;
1445 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1446
1447 switch (g_value_get_enum(&gvalue))
1448 {
1449 case GTK_CELL_RENDERER_MODE_INERT:
1450 ret = wxDATAVIEW_CELL_INERT;
1451 break;
1452 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1453 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1454 break;
1455 case GTK_CELL_RENDERER_MODE_EDITABLE:
1456 ret = wxDATAVIEW_CELL_EDITABLE;
1457 break;
1458 }
1459
1460 g_value_unset( &gvalue );
1461
1462 return ret;
1463 }
1464
1465 void wxDataViewRenderer::SetAlignment( int align )
1466 {
1467 // horizontal alignment:
1468
1469 gfloat xalign = 0.0;
1470 if (align & wxALIGN_RIGHT)
1471 xalign = 1.0;
1472 else if (align & wxALIGN_CENTER_HORIZONTAL)
1473 xalign = 0.5;
1474
1475 GValue gvalue = { 0, };
1476 g_value_init( &gvalue, G_TYPE_FLOAT );
1477 g_value_set_float( &gvalue, xalign );
1478 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1479 g_value_unset( &gvalue );
1480
1481 // vertical alignment:
1482
1483 gfloat yalign = 0.0;
1484 if (align & wxALIGN_BOTTOM)
1485 yalign = 1.0;
1486 else if (align & wxALIGN_CENTER_VERTICAL)
1487 yalign = 0.5;
1488
1489 GValue gvalue2 = { 0, };
1490 g_value_init( &gvalue2, G_TYPE_FLOAT );
1491 g_value_set_float( &gvalue2, yalign );
1492 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1493 g_value_unset( &gvalue2 );
1494 }
1495
1496 int wxDataViewRenderer::GetAlignment() const
1497 {
1498 int ret = 0;
1499 GValue gvalue;
1500
1501 // horizontal alignment:
1502
1503 g_object_get( G_OBJECT(m_renderer), "xalign", &gvalue, NULL );
1504 float xalign = g_value_get_float( &gvalue );
1505 if (xalign < 0.5)
1506 ret |= wxALIGN_LEFT;
1507 else if (xalign == 0.5)
1508 ret |= wxALIGN_CENTER_HORIZONTAL;
1509 else
1510 ret |= wxALIGN_RIGHT;
1511 g_value_unset( &gvalue );
1512
1513
1514 // vertical alignment:
1515
1516 g_object_get( G_OBJECT(m_renderer), "yalign", &gvalue, NULL );
1517 float yalign = g_value_get_float( &gvalue );
1518 if (yalign < 0.5)
1519 ret |= wxALIGN_TOP;
1520 else if (yalign == 0.5)
1521 ret |= wxALIGN_CENTER_VERTICAL;
1522 else
1523 ret |= wxALIGN_BOTTOM;
1524 g_value_unset( &gvalue );
1525
1526 return ret;
1527 }
1528
1529
1530
1531 // ---------------------------------------------------------
1532 // wxDataViewTextRenderer
1533 // ---------------------------------------------------------
1534
1535 extern "C" {
1536 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
1537 gchar *arg1, gchar *arg2, gpointer user_data );
1538 }
1539
1540 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1541 gchar *arg1, gchar *arg2, gpointer user_data )
1542 {
1543 wxDataViewTextRenderer *cell = (wxDataViewTextRenderer*) user_data;
1544
1545 wxString tmp = wxGTK_CONV_BACK_FONT(arg2, cell->GetOwner()->GetOwner()->GetFont());
1546 wxVariant value = tmp;
1547 if (!cell->Validate( value ))
1548 return;
1549
1550 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1551
1552 GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
1553 GtkTreeIter iter;
1554 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, path );
1555 wxDataViewItem item( (void*) iter.user_data );;
1556 gtk_tree_path_free( path );
1557
1558 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1559
1560 model->SetValue( value, item, model_col );
1561 model->ValueChanged( item, model_col );
1562 }
1563
1564 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
1565
1566 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1567 int align ) :
1568 wxDataViewRenderer( varianttype, mode, align )
1569 {
1570 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_text_new();
1571
1572 if (mode & wxDATAVIEW_CELL_EDITABLE)
1573 {
1574 GValue gvalue = { 0, };
1575 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1576 g_value_set_boolean( &gvalue, true );
1577 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
1578 g_value_unset( &gvalue );
1579
1580 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
1581
1582 GtkInitHandlers();
1583 }
1584
1585 SetMode(mode);
1586 SetAlignment(align);
1587 }
1588
1589 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
1590 {
1591 wxString tmp = value;
1592
1593 GValue gvalue = { 0, };
1594 g_value_init( &gvalue, G_TYPE_STRING );
1595 g_value_set_string( &gvalue, wxGTK_CONV_FONT( tmp, GetOwner()->GetOwner()->GetFont() ) );
1596 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
1597 g_value_unset( &gvalue );
1598
1599 return true;
1600 }
1601
1602 bool wxDataViewTextRenderer::GetValue( wxVariant &value ) const
1603 {
1604 GValue gvalue = { 0, };
1605 g_value_init( &gvalue, G_TYPE_STRING );
1606 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
1607 wxString tmp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), wx_const_cast(wxDataViewTextRenderer*, this)->GetOwner()->GetOwner()->GetFont() );
1608 g_value_unset( &gvalue );
1609
1610 value = tmp;
1611
1612 return true;
1613 }
1614
1615 void wxDataViewTextRenderer::SetAlignment( int align )
1616 {
1617 wxDataViewRenderer::SetAlignment(align);
1618
1619 if (gtk_check_version(2,10,0))
1620 return;
1621
1622 // horizontal alignment:
1623 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
1624 if (align & wxALIGN_RIGHT)
1625 pangoAlign = PANGO_ALIGN_RIGHT;
1626 else if (align & wxALIGN_CENTER_HORIZONTAL)
1627 pangoAlign = PANGO_ALIGN_CENTER;
1628
1629 GValue gvalue = { 0, };
1630 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1631 g_value_set_enum( &gvalue, pangoAlign );
1632 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
1633 g_value_unset( &gvalue );
1634 }
1635
1636 // ---------------------------------------------------------
1637 // wxDataViewTextRendererAttr
1638 // ---------------------------------------------------------
1639
1640 IMPLEMENT_CLASS(wxDataViewTextRendererAttr,wxDataViewTextRenderer)
1641
1642 wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
1643 wxDataViewCellMode mode, int align ) :
1644 wxDataViewTextRenderer( varianttype, mode, align )
1645 {
1646 }
1647
1648 // ---------------------------------------------------------
1649 // wxDataViewBitmapRenderer
1650 // ---------------------------------------------------------
1651
1652 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
1653
1654 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1655 int align ) :
1656 wxDataViewRenderer( varianttype, mode, align )
1657 {
1658 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_pixbuf_new();
1659
1660 SetMode(mode);
1661 SetAlignment(align);
1662 }
1663
1664 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
1665 {
1666 if (value.GetType() == wxT("wxBitmap"))
1667 {
1668 wxBitmap bitmap;
1669 bitmap << value;
1670
1671 // This may create a Pixbuf representation in the
1672 // wxBitmap object (and it will stay there)
1673 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1674
1675 GValue gvalue = { 0, };
1676 g_value_init( &gvalue, G_TYPE_OBJECT );
1677 g_value_set_object( &gvalue, pixbuf );
1678 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1679 g_value_unset( &gvalue );
1680
1681 return true;
1682 }
1683
1684 if (value.GetType() == wxT("wxIcon"))
1685 {
1686 wxIcon bitmap;
1687 bitmap << value;
1688
1689 // This may create a Pixbuf representation in the
1690 // wxBitmap object (and it will stay there)
1691 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1692
1693 GValue gvalue = { 0, };
1694 g_value_init( &gvalue, G_TYPE_OBJECT );
1695 g_value_set_object( &gvalue, pixbuf );
1696 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1697 g_value_unset( &gvalue );
1698
1699 return true;
1700 }
1701
1702 return false;
1703 }
1704
1705 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
1706 {
1707 return false;
1708 }
1709
1710 // ---------------------------------------------------------
1711 // wxDataViewToggleRenderer
1712 // ---------------------------------------------------------
1713
1714 extern "C" {
1715 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1716 gchar *path, gpointer user_data );
1717 }
1718
1719 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1720 gchar *path, gpointer user_data )
1721 {
1722 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
1723
1724 // get old value
1725 GValue gvalue = { 0, };
1726 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1727 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
1728 bool tmp = g_value_get_boolean( &gvalue );
1729 g_value_unset( &gvalue );
1730 // invert it
1731 tmp = !tmp;
1732
1733 wxVariant value = tmp;
1734 if (!cell->Validate( value ))
1735 return;
1736
1737 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1738
1739 GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
1740 GtkTreeIter iter;
1741 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, gtk_path );
1742 wxDataViewItem item( (void*) iter.user_data );;
1743 gtk_tree_path_free( gtk_path );
1744
1745 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1746
1747 model->SetValue( value, item, model_col );
1748 model->ValueChanged( item, model_col );
1749 }
1750
1751 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
1752
1753 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
1754 wxDataViewCellMode mode, int align ) :
1755 wxDataViewRenderer( varianttype, mode, align )
1756 {
1757 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
1758
1759 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
1760 {
1761 g_signal_connect_after( m_renderer, "toggled",
1762 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
1763 }
1764 else
1765 {
1766 GValue gvalue = { 0, };
1767 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1768 g_value_set_boolean( &gvalue, false );
1769 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
1770 g_value_unset( &gvalue );
1771 }
1772
1773 SetMode(mode);
1774 SetAlignment(align);
1775 }
1776
1777 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
1778 {
1779 bool tmp = value;
1780
1781 GValue gvalue = { 0, };
1782 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1783 g_value_set_boolean( &gvalue, tmp );
1784 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
1785 g_value_unset( &gvalue );
1786
1787 return true;
1788 }
1789
1790 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
1791 {
1792 GValue gvalue = { 0, };
1793 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1794 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
1795 bool tmp = g_value_get_boolean( &gvalue );
1796 g_value_unset( &gvalue );
1797
1798 value = tmp;
1799
1800 return true;
1801 }
1802
1803 // ---------------------------------------------------------
1804 // wxDataViewCustomRenderer
1805 // ---------------------------------------------------------
1806
1807 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
1808 {
1809 public:
1810 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
1811 wxWindowDCImpl( owner )
1812 {
1813 GtkWidget *widget = window->m_treeview;
1814 // Set later
1815 m_gdkwindow = NULL;
1816
1817 m_window = window;
1818
1819 m_context = window->GtkGetPangoDefaultContext();
1820 m_layout = pango_layout_new( m_context );
1821 m_fontdesc = pango_font_description_copy( widget->style->font_desc );
1822
1823 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
1824
1825 // Set m_gdkwindow later
1826 // SetUpDC();
1827 }
1828 };
1829
1830 class wxDataViewCtrlDC: public wxWindowDC
1831 {
1832 public:
1833 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
1834 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
1835 { }
1836 };
1837
1838
1839 // ---------------------------------------------------------
1840 // wxDataViewCustomRenderer
1841 // ---------------------------------------------------------
1842
1843 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
1844
1845 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
1846 wxDataViewCellMode mode, int align,
1847 bool no_init ) :
1848 wxDataViewRenderer( varianttype, mode, align )
1849 {
1850 m_dc = NULL;
1851 m_text_renderer = NULL;
1852
1853 if (no_init)
1854 m_renderer = NULL;
1855 else
1856 Init(mode, align);
1857 }
1858
1859 void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
1860 wxRect WXUNUSED(cell), wxDC *WXUNUSED(dc), int WXUNUSED(state) )
1861 {
1862 #if 0
1863 wxDataViewCtrl *view = GetOwner()->GetOwner();
1864 wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
1865 wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
1866 view->GetForegroundColour();
1867 dc->SetTextForeground(col);
1868 dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
1869 #else
1870 if (!m_text_renderer)
1871 m_text_renderer = gtk_cell_renderer_text_new();
1872
1873 GValue gvalue = { 0, };
1874 g_value_init( &gvalue, G_TYPE_STRING );
1875 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
1876 g_object_set_property( G_OBJECT(m_text_renderer), "text", &gvalue );
1877 g_value_unset( &gvalue );
1878
1879 ((GdkRectangle*) cell_area)->x += xoffset;
1880 ((GdkRectangle*) cell_area)->width -= xoffset;
1881
1882 gtk_cell_renderer_render( m_text_renderer,
1883 window,
1884 widget,
1885 (GdkRectangle*) background_area,
1886 (GdkRectangle*) cell_area,
1887 (GdkRectangle*) expose_area,
1888 (GtkCellRendererState) flags );
1889
1890 ((GdkRectangle*) cell_area)->x -= xoffset;
1891 ((GdkRectangle*) cell_area)->width += xoffset;
1892 #endif
1893 }
1894
1895 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
1896 {
1897 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
1898 renderer->cell = this;
1899
1900 m_renderer = (GtkCellRenderer*) renderer;
1901
1902 SetMode(mode);
1903 SetAlignment(align);
1904
1905 GtkInitHandlers();
1906
1907 return true;
1908 }
1909
1910 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
1911 {
1912 if (m_dc)
1913 delete m_dc;
1914
1915 if (m_text_renderer)
1916 gtk_object_sink( GTK_OBJECT(m_text_renderer) );
1917 }
1918
1919 wxDC *wxDataViewCustomRenderer::GetDC()
1920 {
1921 if (m_dc == NULL)
1922 {
1923 if (GetOwner() == NULL)
1924 return NULL;
1925 if (GetOwner()->GetOwner() == NULL)
1926 return NULL;
1927 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
1928 }
1929
1930 return m_dc;
1931 }
1932
1933 // ---------------------------------------------------------
1934 // wxDataViewProgressRenderer
1935 // ---------------------------------------------------------
1936
1937 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
1938
1939 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
1940 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
1941 wxDataViewCustomRenderer( varianttype, mode, align, true )
1942 {
1943 m_label = label;
1944 m_value = 0;
1945
1946 #ifdef __WXGTK26__
1947 if (!gtk_check_version(2,6,0))
1948 {
1949 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
1950
1951 GValue gvalue = { 0, };
1952 g_value_init( &gvalue, G_TYPE_STRING );
1953
1954 g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) );
1955 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
1956 g_value_unset( &gvalue );
1957
1958 SetMode(mode);
1959 SetAlignment(align);
1960 }
1961 else
1962 #endif
1963 {
1964 // Use custom cell code
1965 wxDataViewCustomRenderer::Init(mode, align);
1966 }
1967 }
1968
1969 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
1970 {
1971 }
1972
1973 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
1974 {
1975 #ifdef __WXGTK26__
1976 if (!gtk_check_version(2,6,0))
1977 {
1978 gint tmp = (long) value;
1979 GValue gvalue = { 0, };
1980 g_value_init( &gvalue, G_TYPE_INT );
1981 g_value_set_int( &gvalue, tmp );
1982 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
1983 g_value_unset( &gvalue );
1984 }
1985 else
1986 #endif
1987 {
1988 m_value = (long) value;
1989
1990 if (m_value < 0) m_value = 0;
1991 if (m_value > 100) m_value = 100;
1992 }
1993
1994 return true;
1995 }
1996
1997 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
1998 {
1999 return false;
2000 }
2001
2002 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2003 {
2004 double pct = (double)m_value / 100.0;
2005 wxRect bar = cell;
2006 bar.width = (int)(cell.width * pct);
2007 dc->SetPen( *wxTRANSPARENT_PEN );
2008 dc->SetBrush( *wxBLUE_BRUSH );
2009 dc->DrawRectangle( bar );
2010
2011 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2012 dc->SetPen( *wxBLACK_PEN );
2013 dc->DrawRectangle( cell );
2014
2015 return true;
2016 }
2017
2018 wxSize wxDataViewProgressRenderer::GetSize() const
2019 {
2020 return wxSize(40,12);
2021 }
2022
2023 // ---------------------------------------------------------
2024 // wxDataViewDateRenderer
2025 // ---------------------------------------------------------
2026
2027 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2028 {
2029 public:
2030 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2031 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2032 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2033 {
2034 m_model = model;
2035 m_item = item;
2036 m_col = col;
2037 m_cal = new wxCalendarCtrl( this, -1, *value );
2038 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2039 sizer->Add( m_cal, 1, wxGROW );
2040 SetSizer( sizer );
2041 sizer->Fit( this );
2042 }
2043
2044 virtual void OnDismiss()
2045 {
2046 }
2047
2048 void OnCalendar( wxCalendarEvent &event );
2049
2050 wxCalendarCtrl *m_cal;
2051 wxDataViewModel *m_model;
2052 wxDataViewItem m_item;
2053 unsigned int m_col;
2054
2055 private:
2056 DECLARE_EVENT_TABLE()
2057 };
2058
2059 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2060 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2061 END_EVENT_TABLE()
2062
2063 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2064 {
2065 wxDateTime date = event.GetDate();
2066 wxVariant value = date;
2067 m_model->SetValue( value, m_item, m_col );
2068 m_model->ValueChanged( m_item, m_col );
2069 DismissAndNotify();
2070 }
2071
2072 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2073
2074 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2075 wxDataViewCellMode mode, int align ) :
2076 wxDataViewCustomRenderer( varianttype, mode, align )
2077 {
2078 SetMode(mode);
2079 SetAlignment(align);
2080 }
2081
2082 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2083 {
2084 m_date = value.GetDateTime();
2085
2086 return true;
2087 }
2088
2089 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2090 {
2091 return false;
2092 }
2093
2094 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2095 {
2096 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2097 wxString tmp = m_date.FormatDate();
2098 RenderText( tmp, 0, cell, dc, state );
2099 return true;
2100 }
2101
2102 wxSize wxDataViewDateRenderer::GetSize() const
2103 {
2104 wxString tmp = m_date.FormatDate();
2105 wxCoord x,y,d;
2106 GetView()->GetTextExtent( tmp, &x, &y, &d );
2107 return wxSize(x,y+d);
2108 }
2109
2110 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
2111 const wxDataViewItem &item, unsigned int col )
2112 {
2113 wxVariant variant;
2114 model->GetValue( variant, item, col );
2115 wxDateTime value = variant.GetDateTime();
2116
2117 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2118 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2119 wxPoint pos = wxGetMousePosition();
2120 popup->Move( pos );
2121 popup->Layout();
2122 popup->Popup( popup->m_cal );
2123
2124 return true;
2125 }
2126
2127
2128 // ---------------------------------------------------------
2129 // wxDataViewIconTextRenderer
2130 // ---------------------------------------------------------
2131
2132 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2133
2134 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
2135 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2136 wxDataViewCustomRenderer( varianttype, mode, align )
2137 {
2138 SetMode(mode);
2139 SetAlignment(align);
2140 }
2141
2142 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2143 {
2144 }
2145
2146 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2147 {
2148 m_value << value;
2149 return true;
2150 }
2151
2152 bool wxDataViewIconTextRenderer::GetValue( wxVariant &value ) const
2153 {
2154 return false;
2155 }
2156
2157 bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
2158 {
2159 const wxIcon &icon = m_value.GetIcon();
2160 int offset = 0;
2161 if (icon.IsOk())
2162 {
2163 int yoffset = wxMax( 0, (cell.height - icon.GetHeight()) / 2 );
2164 dc->DrawIcon( icon, cell.x, cell.y + yoffset );
2165 offset = icon.GetWidth() + 4;
2166 }
2167
2168 RenderText( m_value.GetText(), offset, cell, dc, state );
2169
2170 return true;
2171 }
2172
2173 wxSize wxDataViewIconTextRenderer::GetSize() const
2174 {
2175 wxSize size;
2176 if (m_value.GetIcon().IsOk())
2177 size.x = 4 + m_value.GetIcon().GetWidth();
2178 wxCoord x,y,d;
2179 GetView()->GetTextExtent( m_value.GetText(), &x, &y, &d );
2180 size.x += x;
2181 size.y = y+d;
2182 return size;
2183 }
2184
2185 wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl( wxWindow *parent, wxRect labelRect, const wxVariant &value )
2186 {
2187 return NULL;
2188 }
2189
2190 bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl* editor, wxVariant &value )
2191 {
2192 return false;
2193 }
2194
2195 // ---------------------------------------------------------
2196 // wxDataViewColumn
2197 // ---------------------------------------------------------
2198
2199
2200 static gboolean
2201 gtk_dataview_header_button_press_callback( GtkWidget *widget,
2202 GdkEventButton *gdk_event,
2203 wxDataViewColumn *column )
2204 {
2205 if (gdk_event->type != GDK_BUTTON_PRESS)
2206 return FALSE;
2207
2208 if (gdk_event->button == 1)
2209 {
2210 gs_lastLeftClickHeader = column;
2211
2212 wxDataViewCtrl *dv = column->GetOwner();
2213 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2214 event.SetDataViewColumn( column );
2215 event.SetModel( dv->GetModel() );
2216 if (dv->HandleWindowEvent( event ))
2217 return FALSE;
2218 }
2219
2220 if (gdk_event->button == 3)
2221 {
2222 wxDataViewCtrl *dv = column->GetOwner();
2223 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2224 event.SetDataViewColumn( column );
2225 event.SetModel( dv->GetModel() );
2226 if (dv->HandleWindowEvent( event ))
2227 return FALSE;
2228 }
2229
2230 return FALSE;
2231 }
2232
2233 extern "C" {
2234 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
2235 GtkCellRenderer *cell,
2236 GtkTreeModel *model,
2237 GtkTreeIter *iter,
2238 gpointer data );
2239 }
2240
2241
2242 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
2243 GtkCellRenderer *renderer,
2244 GtkTreeModel *model,
2245 GtkTreeIter *iter,
2246 gpointer data )
2247 {
2248 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2249 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2250
2251 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2252
2253 wxDataViewItem item( (void*) iter->user_data );
2254
2255 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2256
2257 if (!wx_model->IsIndexListModel())
2258 {
2259
2260 if (wx_model->IsContainer( item ))
2261 {
2262 if (wx_model->HasContainerColumns( item ) || (cell->GetOwner()->GetModelColumn() == 0))
2263 {
2264 GValue gvalue = { 0, };
2265 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2266 g_value_set_boolean( &gvalue, TRUE );
2267 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2268 g_value_unset( &gvalue );
2269 }
2270 else
2271 {
2272 GValue gvalue = { 0, };
2273 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2274 g_value_set_boolean( &gvalue, FALSE );
2275 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2276 g_value_unset( &gvalue );
2277
2278 return;
2279 }
2280 }
2281 else
2282 {
2283 GValue gvalue = { 0, };
2284 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2285 g_value_set_boolean( &gvalue, TRUE );
2286 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2287 g_value_unset( &gvalue );
2288 }
2289
2290 }
2291
2292 wxVariant value;
2293 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2294
2295 if (value.GetType() != cell->GetVariantType())
2296 wxLogError( wxT("Wrong type, required: %s but: %s"),
2297 value.GetType().c_str(),
2298 cell->GetVariantType().c_str() );
2299
2300 cell->SetValue( value );
2301
2302 if (cell->GtkHasAttributes())
2303 {
2304 wxDataViewItemAttr attr;
2305 bool colour_set = false;
2306 bool style_set = false;
2307 bool weight_set = false;
2308
2309 if (wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr ))
2310 {
2311 // this must be a GtkCellRendererText
2312 wxColour colour = attr.GetColour();
2313 if (colour.IsOk())
2314 {
2315 const GdkColor * const gcol = colour.GetColor();
2316
2317 GValue gvalue = { 0, };
2318 g_value_init( &gvalue, GDK_TYPE_COLOR );
2319 g_value_set_boxed( &gvalue, gcol );
2320 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
2321 g_value_unset( &gvalue );
2322
2323 colour_set = true;
2324 }
2325
2326 if (attr.GetItalic())
2327 {
2328 GValue gvalue = { 0, };
2329 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2330 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2331 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2332 g_value_unset( &gvalue );
2333
2334 style_set = true;
2335 }
2336
2337 if (attr.GetBold())
2338 {
2339 GValue gvalue = { 0, };
2340 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2341 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2342 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2343 g_value_unset( &gvalue );
2344
2345 weight_set = true;
2346 }
2347 }
2348
2349 if (!style_set)
2350 {
2351 GValue gvalue = { 0, };
2352 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2353 g_value_set_boolean( &gvalue, FALSE );
2354 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2355 g_value_unset( &gvalue );
2356 }
2357
2358 if (!weight_set)
2359 {
2360 GValue gvalue = { 0, };
2361 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2362 g_value_set_boolean( &gvalue, FALSE );
2363 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2364 g_value_unset( &gvalue );
2365 }
2366
2367 if (!colour_set)
2368 {
2369 GValue gvalue = { 0, };
2370 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2371 g_value_set_boolean( &gvalue, FALSE );
2372 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2373 g_value_unset( &gvalue );
2374 }
2375 }
2376
2377 #if 0
2378 if (attr.HasBackgroundColour())
2379 {
2380 wxColour colour = attr.GetBackgroundColour();
2381 const GdkColor * const gcol = colour.GetColor();
2382
2383 GValue gvalue = { 0, };
2384 g_value_init( &gvalue, GDK_TYPE_COLOR );
2385 g_value_set_boxed( &gvalue, gcol );
2386 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2387 g_value_unset( &gvalue );
2388 }
2389 else
2390 {
2391 GValue gvalue = { 0, };
2392 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2393 g_value_set_boolean( &gvalue, FALSE );
2394 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2395 g_value_unset( &gvalue );
2396 }
2397 #endif
2398
2399 }
2400
2401 IMPLEMENT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
2402
2403 #include <wx/listimpl.cpp>
2404 WX_DEFINE_LIST(wxDataViewColumnList)
2405
2406 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2407 unsigned int model_column, int width,
2408 wxAlignment align, int flags ) :
2409 wxDataViewColumnBase( title, cell, model_column, width, align, flags )
2410 {
2411 Init( align, flags, width );
2412
2413 gtk_tree_view_column_set_clickable( GTK_TREE_VIEW_COLUMN(m_column), TRUE );
2414 SetTitle( title );
2415 }
2416
2417 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
2418 unsigned int model_column, int width,
2419 wxAlignment align, int flags ) :
2420 wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
2421 {
2422 Init( align, flags, width );
2423
2424 SetBitmap( bitmap );
2425 }
2426
2427 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
2428 {
2429 m_isConnected = false;
2430
2431 GtkCellRenderer *renderer = (GtkCellRenderer *) GetRenderer()->GetGtkHandle();
2432 GtkTreeViewColumn *column = gtk_tree_view_column_new();
2433 m_column = (GtkWidget*) column;
2434
2435 SetFlags( flags );
2436 SetAlignment( align );
2437
2438 // NOTE: we prefer not to call SetMinWidth(wxDVC_DEFAULT_MINWIDTH);
2439 // as GTK+ is smart and unless explicitely told, will set the minimal
2440 // width to the title's lenght, which is a better default
2441
2442 // the GTK_TREE_VIEW_COLUMN_FIXED is required by the "fixed height" mode
2443 // that we use for the wxDataViewCtrl
2444 gtk_tree_view_column_set_fixed_width( column, width < 0 ? wxDVC_DEFAULT_WIDTH : width );
2445 gtk_tree_view_column_set_sizing( column, GTK_TREE_VIEW_COLUMN_FIXED );
2446
2447 gtk_tree_view_column_pack_end( column, renderer, TRUE );
2448
2449 gtk_tree_view_column_set_cell_data_func( column, renderer,
2450 wxGtkTreeCellDataFunc, (gpointer) GetRenderer(), NULL );
2451 }
2452
2453 wxDataViewColumn::~wxDataViewColumn()
2454 {
2455 }
2456
2457 void wxDataViewColumn::OnInternalIdle()
2458 {
2459 if (m_isConnected)
2460 return;
2461
2462 if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
2463 {
2464 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2465 if (column->button)
2466 {
2467 g_signal_connect(column->button, "button_press_event",
2468 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
2469
2470 m_isConnected = true;
2471 }
2472 }
2473 }
2474
2475 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
2476 {
2477 wxDataViewColumnBase::SetOwner( owner );
2478
2479 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2480
2481 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
2482 }
2483
2484 void wxDataViewColumn::SetTitle( const wxString &title )
2485 {
2486 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2487
2488 if (m_isConnected)
2489 {
2490 // disconnect before column->button gets recreated
2491 g_signal_handlers_disconnect_by_func( column->button,
2492 (GtkWidget*) gtk_dataview_header_button_press_callback, this);
2493
2494 m_isConnected = false;
2495 }
2496
2497 // FIXME: can it really happen that we don't have the owner here??
2498 wxDataViewCtrl *ctrl = GetOwner();
2499 gtk_tree_view_column_set_title( column, ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
2500 : wxGTK_CONV_SYS(title) );
2501
2502 gtk_tree_view_column_set_widget( column, NULL );
2503 }
2504
2505 wxString wxDataViewColumn::GetTitle() const
2506 {
2507 const gchar *str = gtk_tree_view_column_get_title( GTK_TREE_VIEW_COLUMN(m_column) );
2508 return wxConvFileName->cMB2WX(str);
2509 }
2510
2511 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
2512 {
2513 wxDataViewColumnBase::SetBitmap( bitmap );
2514
2515 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2516 if (bitmap.Ok())
2517 {
2518 GtkImage *gtk_image = GTK_IMAGE( gtk_image_new() );
2519
2520 GdkBitmap *mask = (GdkBitmap *) NULL;
2521 if (bitmap.GetMask())
2522 mask = bitmap.GetMask()->GetBitmap();
2523
2524 if (bitmap.HasPixbuf())
2525 {
2526 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
2527 bitmap.GetPixbuf());
2528 }
2529 else
2530 {
2531 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
2532 bitmap.GetPixmap(), mask);
2533 }
2534 gtk_widget_show( GTK_WIDGET(gtk_image) );
2535
2536 gtk_tree_view_column_set_widget( column, GTK_WIDGET(gtk_image) );
2537 }
2538 else
2539 {
2540 gtk_tree_view_column_set_widget( column, NULL );
2541 }
2542 }
2543
2544 void wxDataViewColumn::SetHidden( bool hidden )
2545 {
2546 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
2547 }
2548
2549 void wxDataViewColumn::SetResizeable( bool resizeable )
2550 {
2551 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
2552 }
2553
2554 void wxDataViewColumn::SetAlignment( wxAlignment align )
2555 {
2556 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2557
2558 gfloat xalign = 0.0;
2559 if (align == wxALIGN_RIGHT)
2560 xalign = 1.0;
2561 if (align == wxALIGN_CENTER_HORIZONTAL ||
2562 align == wxALIGN_CENTER)
2563 xalign = 0.5;
2564
2565 gtk_tree_view_column_set_alignment( column, xalign );
2566 }
2567
2568 wxAlignment wxDataViewColumn::GetAlignment() const
2569 {
2570 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
2571
2572 if (xalign == 1.0)
2573 return wxALIGN_RIGHT;
2574 if (xalign == 0.5)
2575 return wxALIGN_CENTER_HORIZONTAL;
2576
2577 return wxALIGN_LEFT;
2578 }
2579
2580 void wxDataViewColumn::SetSortable( bool sortable )
2581 {
2582 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2583
2584 if (sortable)
2585 {
2586 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
2587 }
2588 else
2589 {
2590 gtk_tree_view_column_set_sort_column_id( column, -1 );
2591 gtk_tree_view_column_set_sort_indicator( column, FALSE );
2592 }
2593 }
2594
2595 bool wxDataViewColumn::IsSortable() const
2596 {
2597 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2598 return (gtk_tree_view_column_get_sort_column_id( column ) != -1);
2599 }
2600
2601 bool wxDataViewColumn::IsResizeable() const
2602 {
2603 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2604 return gtk_tree_view_column_get_resizable( column );
2605 }
2606
2607 bool wxDataViewColumn::IsHidden() const
2608 {
2609 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2610 return !gtk_tree_view_column_get_visible( column );
2611 }
2612
2613 void wxDataViewColumn::SetSortOrder( bool ascending )
2614 {
2615 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2616
2617 if (ascending)
2618 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
2619 else
2620 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
2621
2622 gtk_tree_view_column_set_sort_indicator( column, TRUE );
2623 }
2624
2625 bool wxDataViewColumn::IsSortOrderAscending() const
2626 {
2627 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2628
2629 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
2630 }
2631
2632 void wxDataViewColumn::SetMinWidth( int width )
2633 {
2634 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2635 }
2636
2637 int wxDataViewColumn::GetMinWidth() const
2638 {
2639 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
2640 }
2641
2642 int wxDataViewColumn::GetWidth() const
2643 {
2644 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
2645 }
2646
2647 void wxDataViewColumn::SetWidth( int width )
2648 {
2649 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2650 }
2651
2652 void wxDataViewColumn::SetReorderable( bool reorderable )
2653 {
2654 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
2655 }
2656
2657 bool wxDataViewColumn::IsReorderable() const
2658 {
2659 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
2660 }
2661
2662 //-----------------------------------------------------------------------------
2663 // wxGtkTreeModelNode
2664 //-----------------------------------------------------------------------------
2665
2666 void wxGtkTreeModelNode::Resort()
2667 {
2668 size_t child_count = GetChildCount();
2669 if (child_count == 0)
2670 return;
2671
2672 size_t node_count = GetNodesCount();
2673
2674 if (child_count == 1)
2675 {
2676 if (node_count == 1)
2677 {
2678 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
2679 node->Resort();
2680 }
2681 return;
2682 }
2683
2684 wxGtkTreeModelChildren temp;
2685 WX_APPEND_ARRAY( temp, m_children );
2686
2687 g_internal = m_internal;
2688 m_children.Sort( &wxGtkTreeModelChildCmp );
2689
2690 gint *new_order = new gint[child_count];
2691
2692 unsigned int pos;
2693 for (pos = 0; pos < child_count; pos++)
2694 {
2695 void *id = m_children.Item( pos );
2696 int old_pos = temp.Index( id );
2697 new_order[pos] = old_pos;
2698 }
2699
2700 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
2701
2702 GtkTreeIter iter;
2703 iter.user_data = GetItem().GetID();
2704 iter.stamp = m_internal->GetGtkModel()->stamp;
2705
2706 GtkTreePath *path = m_internal->get_path( &iter );
2707
2708 gtk_tree_model_rows_reordered( gtk_tree_model, path, &iter, new_order );
2709
2710 gtk_tree_path_free (path);
2711
2712 delete [] new_order;
2713
2714 for (pos = 0; pos < node_count; pos++)
2715 {
2716 wxGtkTreeModelNode *node = m_nodes.Item( pos );
2717 node->Resort();
2718 }
2719 }
2720
2721 //-----------------------------------------------------------------------------
2722 // wxDataViewCtrlInternal
2723 //-----------------------------------------------------------------------------
2724
2725 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
2726 wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
2727 {
2728 m_owner = owner;
2729 m_wx_model = wx_model;
2730 m_gtk_model = gtk_model;
2731 m_root = NULL;
2732 m_sort_order = GTK_SORT_ASCENDING;
2733 m_sort_column = -1;
2734 m_dataview_sort_column = NULL;
2735
2736 if (!m_wx_model->IsIndexListModel())
2737 InitTree();
2738 }
2739
2740 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
2741 {
2742 g_object_unref( m_gtk_model );
2743 }
2744
2745 void wxDataViewCtrlInternal::InitTree()
2746 {
2747 wxDataViewItem item;
2748 m_root = new wxGtkTreeModelNode( NULL, item, this );
2749
2750 BuildBranch( m_root );
2751 }
2752
2753 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
2754 {
2755 if (node->GetChildCount() == 0)
2756 {
2757 wxDataViewItemArray children;
2758 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
2759 unsigned int pos;
2760 for (pos = 0; pos < count; pos++)
2761 {
2762 wxDataViewItem child = children[pos];
2763
2764 if (m_wx_model->IsContainer( child ))
2765 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
2766 else
2767 node->AddLeave( child.GetID() );
2768
2769 // Don't send any events here
2770 }
2771 }
2772 }
2773
2774 // GTK+ dnd iface
2775
2776 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
2777 GtkTreePath *path )
2778 {
2779 GtkTreeIter iter;
2780 if (!get_iter( &iter, path )) return FALSE;
2781
2782 wxDataViewItem item( (void*) iter.user_data );
2783
2784 return m_wx_model->IsDraggable( item );
2785 }
2786
2787 gboolean wxDataViewCtrlInternal::drag_data_delete( GtkTreeDragSource *WXUNUSED(drag_source),
2788 GtkTreePath* path )
2789 {
2790 return FALSE;
2791 }
2792
2793 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
2794 GtkTreePath *path, GtkSelectionData *selection_data )
2795 {
2796 GtkTreeIter iter;
2797 if (!get_iter( &iter, path )) return FALSE;
2798
2799 wxDataViewItem item( (void*) iter.user_data );
2800
2801 wxDataFormat format( selection_data->target );
2802
2803 size_t size = m_wx_model->GetDragDataSize( item, format );
2804 if (size == 0) return FALSE;
2805
2806 void *data = malloc( size );
2807
2808 m_wx_model->GetDragData( item, format, data, size );
2809
2810 gtk_selection_data_set( selection_data, selection_data->target,
2811 8, (const guchar*) data, size );
2812
2813 free( data );
2814
2815 return TRUE;
2816 }
2817
2818 gboolean wxDataViewCtrlInternal::drag_data_received( GtkTreeDragDest *WXUNUSED(drag_dest),
2819 GtkTreePath *dest, GtkSelectionData *selection_data )
2820 {
2821 return FALSE;
2822 }
2823
2824 gboolean wxDataViewCtrlInternal::row_drop_possible( GtkTreeDragDest *WXUNUSED(drag_dest),
2825 GtkTreePath *dest_path, GtkSelectionData *selection_data )
2826 {
2827 return FALSE;
2828 }
2829
2830 // notifications from wxDataViewModel
2831
2832 bool wxDataViewCtrlInternal::Cleared()
2833 {
2834 if (m_root)
2835 {
2836 delete m_root;
2837 InitTree();
2838 }
2839
2840 // Create new GTK model
2841 g_object_unref( m_gtk_model );
2842 m_gtk_model = wxgtk_tree_model_new();
2843 m_gtk_model->internal = this;
2844
2845 return true;
2846 }
2847
2848 void wxDataViewCtrlInternal::Resort()
2849 {
2850 if (!m_wx_model->IsIndexListModel())
2851 m_root->Resort();
2852 }
2853
2854 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
2855 {
2856 if (!m_wx_model->IsIndexListModel())
2857 {
2858 wxGtkTreeModelNode *parent_node = FindNode( parent );
2859 if (m_wx_model->IsContainer( item ))
2860 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
2861 else
2862 parent_node->AddLeave( item.GetID() );
2863 }
2864
2865 return true;
2866 }
2867
2868 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
2869 {
2870 if (!m_wx_model->IsIndexListModel())
2871 {
2872 wxGtkTreeModelNode *parent_node = FindNode( parent );
2873 parent_node->DeleteChild( item.GetID() );
2874 }
2875
2876 return true;
2877 }
2878
2879 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
2880 {
2881 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
2882 event.SetEventObject( m_owner );
2883 event.SetModel( m_owner->GetModel() );
2884 event.SetItem( item );
2885 m_owner->HandleWindowEvent( event );
2886
2887 return true;
2888 }
2889
2890 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
2891 {
2892 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
2893 event.SetEventObject( m_owner );
2894 event.SetModel( m_owner->GetModel() );
2895 event.SetColumn( col );
2896 event.SetDataViewColumn( GetOwner()->GetColumn(col) );
2897 event.SetItem( item );
2898 m_owner->HandleWindowEvent( event );
2899
2900 return true;
2901 }
2902
2903 // GTK+ model iface
2904
2905 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
2906 {
2907 if (m_wx_model->IsIndexListModel())
2908 return GTK_TREE_MODEL_LIST_ONLY;
2909 else
2910 return GTK_TREE_MODEL_ITERS_PERSIST;
2911 }
2912
2913 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
2914 {
2915 if (m_wx_model->IsIndexListModel())
2916 {
2917 wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
2918
2919 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
2920
2921 if (i >= wx_model->GetLastIndex() + 1)
2922 return FALSE;
2923
2924 iter->stamp = m_gtk_model->stamp;
2925 // user_data is just the index
2926 iter->user_data = (gpointer) i;
2927
2928 return TRUE;
2929 }
2930 else
2931 {
2932 int depth = gtk_tree_path_get_depth( path );
2933
2934 wxGtkTreeModelNode *node = m_root;
2935
2936 int i;
2937 for (i = 0; i < depth; i++)
2938 {
2939 BuildBranch( node );
2940
2941 gint pos = gtk_tree_path_get_indices (path)[i];
2942 if (pos < 0) return FALSE;
2943 if ((size_t)pos >= node->GetChildCount()) return FALSE;
2944
2945 void* id = node->GetChildren().Item( (size_t) pos );
2946
2947 if (i == depth-1)
2948 {
2949 iter->stamp = m_gtk_model->stamp;
2950 iter->user_data = id;
2951 return TRUE;
2952 }
2953
2954 size_t count = node->GetNodes().GetCount();
2955 size_t pos2;
2956 for (pos2 = 0; pos2 < count; pos2++)
2957 {
2958 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
2959 if (child_node->GetItem().GetID() == id)
2960 {
2961 node = child_node;
2962 break;
2963 }
2964 }
2965 }
2966 }
2967
2968 return FALSE;
2969 }
2970
2971 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
2972 {
2973 GtkTreePath *retval = gtk_tree_path_new ();
2974
2975 if (m_wx_model->IsIndexListModel())
2976 {
2977 // user_data is just the index
2978 int i = (wxUIntPtr) iter->user_data;
2979 gtk_tree_path_append_index (retval, i);
2980 }
2981 else
2982 {
2983 void *id = iter->user_data;
2984
2985 wxGtkTreeModelNode *node = FindParentNode( iter );
2986 while (node)
2987 {
2988 int pos = node->GetChildren().Index( id );
2989
2990 gtk_tree_path_prepend_index( retval, pos );
2991
2992 id = node->GetItem().GetID();
2993 node = node->GetParent();
2994 }
2995 }
2996
2997 return retval;
2998 }
2999
3000 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3001 {
3002 if (m_wx_model->IsIndexListModel())
3003 {
3004 wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
3005
3006 int n = (wxUIntPtr) iter->user_data;
3007
3008 if (n == -1)
3009 return FALSE;
3010
3011 if (n >= (int) wx_model->GetLastIndex())
3012 return FALSE;
3013
3014 iter->user_data = (gpointer) ++n;
3015 }
3016 else
3017 {
3018 wxGtkTreeModelNode *parent = FindParentNode( iter );
3019 if( parent == NULL )
3020 return FALSE;
3021
3022 int pos = parent->GetChildren().Index( iter->user_data );
3023
3024 if (pos == (int) parent->GetChildCount()-1)
3025 return FALSE;
3026
3027 iter->stamp = m_gtk_model->stamp;
3028 iter->user_data = parent->GetChildren().Item( pos+1 );
3029 }
3030
3031 return TRUE;
3032 }
3033
3034 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3035 {
3036 if (m_wx_model->IsIndexListModel())
3037 {
3038 // this is a list, nodes have no children
3039 if (parent)
3040 return FALSE;
3041
3042 iter->stamp = m_gtk_model->stamp;
3043 iter->user_data = (gpointer) -1;
3044
3045 return TRUE;
3046 }
3047 else
3048 {
3049 wxDataViewItem item( (void*) parent->user_data );
3050
3051 if (!m_wx_model->IsContainer( item ))
3052 return FALSE;
3053
3054 wxGtkTreeModelNode *parent_node = FindNode( parent );
3055 BuildBranch( parent_node );
3056
3057 if (parent_node->GetChildCount() == 0)
3058 return FALSE;
3059
3060 iter->stamp = m_gtk_model->stamp;
3061 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3062 }
3063
3064 return TRUE;
3065 }
3066
3067 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3068 {
3069 if (m_wx_model->IsIndexListModel())
3070 {
3071 // this is a list, nodes have no children
3072 return FALSE;
3073 }
3074 else
3075 {
3076 wxDataViewItem item( (void*) iter->user_data );
3077
3078 bool is_container = m_wx_model->IsContainer( item );
3079
3080 if (!is_container)
3081 return FALSE;
3082
3083 wxGtkTreeModelNode *node = FindNode( iter );
3084 BuildBranch( node );
3085
3086 return (node->GetChildCount() > 0);
3087 }
3088 }
3089
3090 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3091 {
3092 if (m_wx_model->IsIndexListModel())
3093 {
3094 wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
3095
3096 if (iter == NULL)
3097 return (gint) wx_model->GetLastIndex() + 1;
3098
3099 return 0;
3100 }
3101 else
3102 {
3103 wxDataViewItem item( (void*) iter->user_data );
3104
3105 if (!m_wx_model->IsContainer( item ))
3106 return 0;
3107
3108 wxGtkTreeModelNode *parent_node = FindNode( iter );
3109 BuildBranch( parent_node );
3110
3111 // wxPrintf( "iter_n_children %d\n", parent_node->GetChildCount() );
3112
3113 return parent_node->GetChildCount();
3114 }
3115 }
3116
3117 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
3118 {
3119 if (m_wx_model->IsIndexListModel())
3120 {
3121 wxDataViewIndexListModel *wx_model = (wxDataViewIndexListModel*) m_wx_model;
3122
3123 if (parent)
3124 return FALSE;
3125
3126 if (n < 0)
3127 return FALSE;
3128
3129 if (n >= (gint) wx_model->GetLastIndex() + 1)
3130 return FALSE;
3131
3132 iter->stamp = m_gtk_model->stamp;
3133 iter->user_data = (gpointer) n;
3134
3135 return TRUE;
3136 }
3137 else
3138 {
3139 void* id = NULL;
3140 if (parent) id = (void*) parent->user_data;
3141 wxDataViewItem item( id );
3142
3143 if (!m_wx_model->IsContainer( item ))
3144 return FALSE;
3145
3146 wxGtkTreeModelNode *parent_node = FindNode( parent );
3147 BuildBranch( parent_node );
3148
3149 // wxPrintf( "iter_nth_child %d\n", n );
3150
3151 iter->stamp = m_gtk_model->stamp;
3152 iter->user_data = parent_node->GetChildren().Item( n );
3153
3154 return TRUE;
3155 }
3156 }
3157
3158 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
3159 {
3160 if (m_wx_model->IsIndexListModel())
3161 {
3162 return FALSE;
3163 }
3164 else
3165 {
3166 wxGtkTreeModelNode *node = FindParentNode( child );
3167 if (!node)
3168 return FALSE;
3169
3170 iter->stamp = m_gtk_model->stamp;
3171 iter->user_data = (gpointer) node->GetItem().GetID();
3172
3173 return TRUE;
3174 }
3175 }
3176
3177 static wxGtkTreeModelNode*
3178 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
3179 {
3180 if( model == NULL )
3181 return NULL;
3182
3183 ItemList list;
3184 list.DeleteContents( true );
3185 wxDataViewItem it( item );
3186
3187 while( it.IsOk() )
3188 {
3189 wxDataViewItem * pItem = new wxDataViewItem( it );
3190 list.Insert( pItem );
3191 it = model->GetParent( it );
3192 }
3193
3194 wxGtkTreeModelNode * node = treeNode;
3195 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
3196 {
3197 if( node && node->GetNodes().GetCount() != 0 )
3198 {
3199 int len = node->GetNodes().GetCount();
3200 wxGtkTreeModelNodes nodes = node->GetNodes();
3201 int j = 0;
3202 for( ; j < len; j ++)
3203 {
3204 if( nodes[j]->GetItem() == *(n->GetData()))
3205 {
3206 node = nodes[j];
3207 break;
3208 }
3209 }
3210
3211 if( j == len )
3212 {
3213 return NULL;
3214 }
3215 }
3216 else
3217 return NULL;
3218 }
3219 return node;
3220
3221 }
3222
3223 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
3224 {
3225 if (!iter)
3226 return m_root;
3227
3228 wxDataViewItem item( (void*) iter->user_data );
3229 if (!item.IsOk())
3230 return m_root;
3231
3232 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
3233
3234 if (!result)
3235 {
3236 wxLogDebug( "Not found %p", iter->user_data );
3237 char *crash = NULL;
3238 *crash = 0;
3239 }
3240
3241 return result;
3242 }
3243
3244 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
3245 {
3246 if (!item.IsOk())
3247 return m_root;
3248
3249 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
3250
3251 if (!result)
3252 {
3253 wxLogDebug( "Not found %p", item.GetID() );
3254 char *crash = NULL;
3255 *crash = 0;
3256 }
3257
3258 return result;
3259 }
3260
3261 static wxGtkTreeModelNode*
3262 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
3263 {
3264 if( model == NULL )
3265 return NULL;
3266
3267 ItemList list;
3268 list.DeleteContents( true );
3269 if( !item.IsOk() )
3270 return NULL;
3271
3272 wxDataViewItem it( model->GetParent( item ) );
3273 while( it.IsOk() )
3274 {
3275 wxDataViewItem * pItem = new wxDataViewItem( it );
3276 list.Insert( pItem );
3277 it = model->GetParent( it );
3278 }
3279
3280 wxGtkTreeModelNode * node = treeNode;
3281 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
3282 {
3283 if( node && node->GetNodes().GetCount() != 0 )
3284 {
3285 int len = node->GetNodes().GetCount();
3286 wxGtkTreeModelNodes nodes = node->GetNodes();
3287 int j = 0;
3288 for( ; j < len; j ++)
3289 {
3290 if( nodes[j]->GetItem() == *(n->GetData()))
3291 {
3292 node = nodes[j];
3293 break;
3294 }
3295 }
3296
3297 if( j == len )
3298 {
3299 return NULL;
3300 }
3301 }
3302 else
3303 return NULL;
3304 }
3305 //Examine whether the node is item's parent node
3306 int len = node->GetChildCount();
3307 for( int i = 0; i < len ; i ++ )
3308 {
3309 if( node->GetChildren().Item( i ) == item.GetID() )
3310 return node;
3311 }
3312 return NULL;
3313 }
3314
3315 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
3316 {
3317 if (!iter)
3318 return NULL;
3319
3320 wxDataViewItem item( (void*) iter->user_data );
3321 if (!item.IsOk())
3322 return NULL;
3323
3324 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
3325 }
3326
3327 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
3328 {
3329 if (!item.IsOk())
3330 return NULL;
3331
3332 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
3333 }
3334
3335 //-----------------------------------------------------------------------------
3336 // wxDataViewCtrl signal callbacks
3337 //-----------------------------------------------------------------------------
3338
3339 static void
3340 wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
3341 {
3342 if (!GTK_WIDGET_REALIZED(dv->m_widget))
3343 return;
3344
3345 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
3346 event.SetItem( dv->GetSelection() );
3347 event.SetModel( dv->GetModel() );
3348 dv->HandleWindowEvent( event );
3349 }
3350
3351 static void
3352 wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
3353 GtkTreeViewColumn *column, wxDataViewCtrl *dv )
3354 {
3355 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
3356
3357 GtkTreeIter iter;
3358 dv->GtkGetInternal()->get_iter( &iter, path );
3359 wxDataViewItem item( (void*) iter.user_data );;
3360 event.SetItem( item );
3361 event.SetModel( dv->GetModel() );
3362 dv->HandleWindowEvent( event );
3363 }
3364
3365 static gboolean
3366 wxdataview_test_expand_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
3367 GtkTreePath *path, wxDataViewCtrl *dv )
3368 {
3369 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
3370
3371 wxDataViewItem item( (void*) iter->user_data );;
3372 event.SetItem( item );
3373 event.SetModel( dv->GetModel() );
3374 dv->HandleWindowEvent( event );
3375
3376 return !event.IsAllowed();
3377 }
3378
3379 static void
3380 wxdataview_row_expanded_callback( GtkTreeView* treeview, GtkTreeIter* iter,
3381 GtkTreePath *path, wxDataViewCtrl *dv )
3382 {
3383 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
3384
3385 wxDataViewItem item( (void*) iter->user_data );;
3386 event.SetItem( item );
3387 event.SetModel( dv->GetModel() );
3388 dv->HandleWindowEvent( event );
3389 }
3390
3391 static gboolean
3392 wxdataview_test_collapse_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
3393 GtkTreePath *path, wxDataViewCtrl *dv )
3394 {
3395 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
3396
3397 wxDataViewItem item( (void*) iter->user_data );;
3398 event.SetItem( item );
3399 event.SetModel( dv->GetModel() );
3400 dv->HandleWindowEvent( event );
3401
3402 return !event.IsAllowed();
3403 }
3404
3405 static void
3406 wxdataview_row_collapsed_callback( GtkTreeView* treeview, GtkTreeIter* iter,
3407 GtkTreePath *path, wxDataViewCtrl *dv )
3408 {
3409 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
3410
3411 wxDataViewItem item( (void*) iter->user_data );;
3412 event.SetItem( item );
3413 event.SetModel( dv->GetModel() );
3414 dv->HandleWindowEvent( event );
3415 }
3416
3417 //-----------------------------------------------------------------------------
3418 // wxDataViewCtrl
3419 //-----------------------------------------------------------------------------
3420
3421 //-----------------------------------------------------------------------------
3422 // InsertChild for wxDataViewCtrl
3423 //-----------------------------------------------------------------------------
3424
3425 static void wxInsertChildInDataViewCtrl( wxWindowGTK* parent, wxWindowGTK* child )
3426 {
3427 wxDataViewCtrl * dvc = (wxDataViewCtrl*) parent;
3428 GtkWidget *treeview = dvc->GtkGetTreeView();
3429
3430 // Insert widget in GtkTreeView
3431 if (GTK_WIDGET_REALIZED(treeview))
3432 gtk_widget_set_parent_window( child->m_widget,
3433 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
3434 gtk_widget_set_parent( child->m_widget, treeview );
3435 }
3436
3437 static
3438 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
3439 GtkAllocation *alloc,
3440 wxDataViewCtrl *win )
3441 {
3442 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
3443 while (node)
3444 {
3445 wxWindow *child = node->GetData();
3446
3447 GtkRequisition req;
3448 gtk_widget_size_request( child->m_widget, &req );
3449
3450 GtkAllocation alloc;
3451 alloc.x = child->m_x;
3452 alloc.y = child->m_y;
3453 alloc.width = child->m_width;
3454 alloc.height = child->m_height;
3455 gtk_widget_size_allocate( child->m_widget, &alloc );
3456
3457 node = node->GetNext();
3458 }
3459 }
3460
3461
3462 //-----------------------------------------------------------------------------
3463 // "motion_notify_event"
3464 //-----------------------------------------------------------------------------
3465
3466 static gboolean
3467 gtk_dataview_motion_notify_callback( GtkWidget *widget,
3468 GdkEventMotion *gdk_event,
3469 wxDataViewCtrl *dv )
3470 {
3471 if (gdk_event->is_hint)
3472 {
3473 int x = 0;
3474 int y = 0;
3475 GdkModifierType state;
3476 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
3477 gdk_event->x = x;
3478 gdk_event->y = y;
3479 }
3480
3481 GtkTreePath *path = NULL;
3482 GtkTreeViewColumn *column = NULL;
3483 gint cell_x = 0;
3484 gint cell_y = 0;
3485 if (gtk_tree_view_get_path_at_pos(
3486 GTK_TREE_VIEW(dv->GtkGetTreeView()),
3487 (int) gdk_event->x, (int) gdk_event->y,
3488 &path,
3489 &column,
3490 &cell_x,
3491 &cell_y))
3492 {
3493 if (path)
3494 {
3495 GtkTreeIter iter;
3496 dv->GtkGetInternal()->get_iter( &iter, path );
3497
3498 // wxPrintf( "mouse %d %d\n", (int) gdk_event->x, (int) gdk_event->y );
3499
3500 gtk_tree_path_free( path );
3501 }
3502 }
3503
3504
3505 return FALSE;
3506 }
3507
3508 //-----------------------------------------------------------------------------
3509 // "button_press_event"
3510 //-----------------------------------------------------------------------------
3511
3512 static gboolean
3513 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
3514 GdkEventButton *gdk_event,
3515 wxDataViewCtrl *dv )
3516 {
3517 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
3518 {
3519 GtkTreePath *path = NULL;
3520 GtkTreeViewColumn *column = NULL;
3521 gint cell_x = 0;
3522 gint cell_y = 0;
3523 if (gtk_tree_view_get_path_at_pos(
3524 GTK_TREE_VIEW(dv->GtkGetTreeView()),
3525 (int) gdk_event->x, (int) gdk_event->y,
3526 &path,
3527 &column,
3528 &cell_x,
3529 &cell_y))
3530 {
3531 if (path)
3532 {
3533 GtkTreeIter iter;
3534 dv->GtkGetInternal()->get_iter( &iter, path );
3535
3536 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
3537 wxDataViewItem item( (void*) iter.user_data );;
3538 event.SetItem( item );
3539 event.SetModel( dv->GetModel() );
3540 bool ret = dv->HandleWindowEvent( event );
3541 gtk_tree_path_free( path );
3542 return ret;
3543 }
3544 }
3545 }
3546
3547 return FALSE;
3548 }
3549
3550 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
3551
3552 wxDataViewCtrl::~wxDataViewCtrl()
3553 {
3554 if (m_notifier)
3555 GetModel()->RemoveNotifier( m_notifier );
3556
3557 // remove the model from the GtkTreeView before it gets destroyed by the
3558 // wxDataViewCtrlBase's dtor
3559 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
3560
3561 delete m_internal;
3562 }
3563
3564 void wxDataViewCtrl::Init()
3565 {
3566 m_notifier = NULL;
3567 m_internal = NULL;
3568 }
3569
3570 static GtkTargetEntry gs_target;
3571
3572 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
3573 const wxPoint& pos, const wxSize& size,
3574 long style, const wxValidator& validator )
3575 {
3576 Init();
3577
3578 if (!PreCreation( parent, pos, size ) ||
3579 !CreateBase( parent, id, pos, size, style, validator ))
3580 {
3581 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
3582 return false;
3583 }
3584
3585 m_insertCallback = wxInsertChildInDataViewCtrl;
3586
3587 m_widget = gtk_scrolled_window_new (NULL, NULL);
3588
3589 GtkScrolledWindowSetBorder(m_widget, style);
3590
3591 m_treeview = gtk_tree_view_new();
3592 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
3593
3594 g_signal_connect (m_treeview, "size_allocate",
3595 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
3596
3597 gs_target.target = "UTF8_STRING";
3598 gs_target.flags = 0;
3599 gs_target.info = -1;
3600 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_treeview),
3601 GDK_BUTTON1_MASK, &gs_target, 1, (GdkDragAction) GDK_ACTION_COPY );
3602
3603
3604 #ifdef __WXGTK26__
3605 if (!gtk_check_version(2,6,0))
3606 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
3607 #endif
3608
3609 if (style & wxDV_MULTIPLE)
3610 {
3611 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3612 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
3613 }
3614
3615 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
3616
3617 #ifdef __WXGTK210__
3618 if (!gtk_check_version(2,10,0))
3619 {
3620 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
3621
3622 if ((style & wxDV_HORIZ_RULES) != 0 &&
3623 (style & wxDV_VERT_RULES) != 0)
3624 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
3625 else if (style & wxDV_VERT_RULES)
3626 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
3627 else if (style & wxDV_HORIZ_RULES)
3628 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
3629
3630 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
3631 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
3632 }
3633 #endif
3634
3635 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
3636
3637 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
3638 GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
3639 gtk_widget_show (m_treeview);
3640
3641 m_parent->DoAddChild( this );
3642
3643 PostCreation(size);
3644
3645 GtkEnableSelectionEvents();
3646
3647 g_signal_connect_after (m_treeview, "row-activated",
3648 G_CALLBACK (wxdataview_row_activated_callback), this);
3649
3650 g_signal_connect (m_treeview, "test-collapse-row",
3651 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
3652
3653 g_signal_connect_after (m_treeview, "row-collapsed",
3654 G_CALLBACK (wxdataview_row_collapsed_callback), this);
3655
3656 g_signal_connect (m_treeview, "test-expand-row",
3657 G_CALLBACK (wxdataview_test_expand_row_callback), this);
3658
3659 g_signal_connect_after (m_treeview, "row-expanded",
3660 G_CALLBACK (wxdataview_row_expanded_callback), this);
3661
3662 g_signal_connect (m_treeview, "motion_notify_event",
3663 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
3664
3665 g_signal_connect (m_treeview, "button_press_event",
3666 G_CALLBACK (gtk_dataview_button_press_callback), this);
3667
3668 return true;
3669 }
3670
3671 void wxDataViewCtrl::OnInternalIdle()
3672 {
3673 wxWindow::OnInternalIdle();
3674
3675 unsigned int cols = GetColumnCount();
3676 unsigned int i;
3677 for (i = 0; i < cols; i++)
3678 {
3679 wxDataViewColumn *col = GetColumn( i );
3680 col->OnInternalIdle();
3681 }
3682 }
3683
3684 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
3685 {
3686 if (GetModel())
3687 {
3688 delete m_internal;
3689 m_internal = NULL;
3690
3691 delete m_notifier;
3692 m_notifier = NULL;
3693 }
3694
3695 if (!wxDataViewCtrlBase::AssociateModel( model ))
3696 return false;
3697
3698 GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
3699 m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
3700 gtk_model->internal = m_internal;
3701
3702 m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this );
3703
3704 model->AddNotifier( m_notifier );
3705
3706 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) );
3707
3708 // unref in wxDataViewCtrlInternal
3709 // g_object_unref( gtk_model );
3710
3711 return true;
3712 }
3713
3714 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
3715 {
3716 if (!wxDataViewCtrlBase::AppendColumn(col))
3717 return false;
3718
3719 m_cols.Append( col );
3720
3721 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
3722 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
3723
3724 return true;
3725 }
3726
3727 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
3728 {
3729 if (!wxDataViewCtrlBase::PrependColumn(col))
3730 return false;
3731
3732 m_cols.Insert( col );
3733
3734 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
3735 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
3736
3737 return true;
3738 }
3739
3740 unsigned int wxDataViewCtrl::GetColumnCount() const
3741 {
3742 return m_cols.GetCount();
3743 }
3744
3745 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
3746 {
3747 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
3748 if (!gtk_col)
3749 return NULL;
3750
3751 wxDataViewColumnList::const_iterator iter;
3752 for (iter = m_cols.begin(); iter != m_cols.end(); iter++)
3753 {
3754 wxDataViewColumn *col = *iter;
3755 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
3756 {
3757 return col;
3758 }
3759 }
3760
3761 return NULL;
3762 }
3763
3764 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
3765 {
3766 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
3767 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
3768
3769 m_cols.remove( column );
3770
3771 delete column;
3772
3773 return true;
3774 }
3775
3776 bool wxDataViewCtrl::ClearColumns()
3777 {
3778 wxDataViewColumnList::iterator iter;
3779 for (iter = m_cols.begin(); iter != m_cols.end(); iter++)
3780 {
3781 wxDataViewColumn *col = *iter;
3782 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
3783 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
3784 }
3785
3786 m_cols.clear();
3787
3788 return true;
3789 }
3790
3791 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
3792 {
3793 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetConstGtkHandle());
3794
3795 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
3796
3797 gint pos = g_list_index( list, (gconstpointer) gtk_column );
3798
3799 g_list_free( list );
3800
3801 return pos;
3802 }
3803
3804 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
3805 {
3806 return m_internal->GetDataViewSortColumn();
3807 }
3808
3809 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
3810 {
3811 GtkTreeIter iter;
3812 iter.user_data = item.GetID();
3813 GtkTreePath *path = m_internal->get_path( &iter );
3814 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
3815 gtk_tree_path_free( path );
3816 }
3817
3818 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
3819 {
3820 GtkTreeIter iter;
3821 iter.user_data = item.GetID();
3822 GtkTreePath *path = m_internal->get_path( &iter );
3823 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
3824 gtk_tree_path_free( path );
3825 }
3826
3827 wxDataViewItem wxDataViewCtrl::GetSelection() const
3828 {
3829 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3830
3831 if (m_windowStyle & wxDV_MULTIPLE)
3832 {
3833 // Report the first one
3834 GtkTreeModel *model;
3835 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
3836
3837 if (list)
3838 {
3839 GtkTreePath *path = (GtkTreePath*) list->data;
3840 GtkTreeIter iter;
3841 m_internal->get_iter( &iter, path );
3842
3843 // delete list
3844 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
3845 g_list_free( list );
3846
3847 return wxDataViewItem( (void*) iter.user_data );
3848 }
3849 }
3850 else
3851 {
3852 GtkTreeIter iter;
3853 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
3854 {
3855 wxDataViewItem item( (void*) iter.user_data );
3856 return item;
3857 }
3858 }
3859
3860 return wxDataViewItem(0);
3861 }
3862
3863 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
3864 {
3865 sel.Clear();
3866
3867 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3868 if (HasFlag(wxDV_MULTIPLE))
3869 {
3870 GtkTreeModel *model;
3871 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
3872
3873 int count = 0;
3874 while (list)
3875 {
3876 GtkTreePath *path = (GtkTreePath*) list->data;
3877
3878 GtkTreeIter iter;
3879 m_internal->get_iter( &iter, path );
3880
3881 sel.Add( wxDataViewItem( (void*) iter.user_data ) );
3882
3883 list = g_list_next( list );
3884 count++;
3885 }
3886
3887 // delete list
3888 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
3889 g_list_free( list );
3890
3891 return count;
3892 }
3893 else
3894 {
3895 GtkTreeModel *model;
3896 GtkTreeIter iter;
3897 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
3898 if (has_selection)
3899 {
3900 sel.Add( wxDataViewItem( (void*) iter.user_data) );
3901 return 1;
3902 }
3903 }
3904
3905 return 0;
3906 }
3907
3908 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
3909 {
3910 GtkDisableSelectionEvents();
3911
3912 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3913
3914 gtk_tree_selection_unselect_all( selection );
3915
3916 size_t i;
3917 for (i = 0; i < sel.GetCount(); i++)
3918 {
3919 GtkTreeIter iter;
3920 iter.user_data = (gpointer) sel[i].GetID();
3921 gtk_tree_selection_select_iter( selection, &iter );
3922 }
3923
3924 GtkEnableSelectionEvents();
3925 }
3926
3927 void wxDataViewCtrl::Select( const wxDataViewItem & item )
3928 {
3929 GtkDisableSelectionEvents();
3930
3931 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3932
3933 GtkTreeIter iter;
3934 iter.user_data = (gpointer) item.GetID();
3935 gtk_tree_selection_select_iter( selection, &iter );
3936
3937 GtkEnableSelectionEvents();
3938 }
3939
3940 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
3941 {
3942 GtkDisableSelectionEvents();
3943
3944 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3945
3946 GtkTreeIter iter;
3947 iter.user_data = (gpointer) item.GetID();
3948 gtk_tree_selection_unselect_iter( selection, &iter );
3949
3950 GtkEnableSelectionEvents();
3951 }
3952
3953 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
3954 {
3955 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3956
3957 GtkTreeIter iter;
3958 iter.user_data = (gpointer) item.GetID();
3959
3960 return gtk_tree_selection_iter_is_selected( selection, &iter );
3961 }
3962
3963 void wxDataViewCtrl::SelectAll()
3964 {
3965 GtkDisableSelectionEvents();
3966
3967 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3968
3969 gtk_tree_selection_select_all( selection );
3970
3971 GtkEnableSelectionEvents();
3972 }
3973
3974 void wxDataViewCtrl::UnselectAll()
3975 {
3976 GtkDisableSelectionEvents();
3977
3978 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
3979
3980 gtk_tree_selection_unselect_all( selection );
3981
3982 GtkEnableSelectionEvents();
3983 }
3984
3985 void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn *column )
3986 {
3987 GtkTreeIter iter;
3988 iter.user_data = (gpointer) item.GetID();
3989 GtkTreePath *path = m_internal->get_path( &iter );
3990 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
3991 gtk_tree_path_free( path );
3992 }
3993
3994 void wxDataViewCtrl::HitTest( const wxPoint &point,
3995 wxDataViewItem &item, wxDataViewColumn *&column ) const
3996 {
3997 item = wxDataViewItem(0);
3998 column = NULL;
3999 }
4000
4001 wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem &item,
4002 const wxDataViewColumn *column ) const
4003 {
4004 return wxRect();
4005 }
4006
4007 void wxDataViewCtrl::DoSetExpanderColumn()
4008 {
4009 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
4010 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
4011 }
4012
4013 void wxDataViewCtrl::DoSetIndent()
4014 {
4015 }
4016
4017 void wxDataViewCtrl::GtkDisableSelectionEvents()
4018 {
4019 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4020 g_signal_handlers_disconnect_by_func( selection,
4021 (gpointer) (wxdataview_selection_changed_callback), this);
4022 }
4023
4024 void wxDataViewCtrl::GtkEnableSelectionEvents()
4025 {
4026 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4027 g_signal_connect_after (selection, "changed",
4028 G_CALLBACK (wxdataview_selection_changed_callback), this);
4029 }
4030
4031 // static
4032 wxVisualAttributes
4033 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
4034 {
4035 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
4036 }
4037
4038
4039 #endif
4040 // !wxUSE_GENERICDATAVIEWCTRL
4041
4042 #endif
4043 // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)