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[wxWidgets.git] / src / gtk / dataview.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/dataview.cpp
3 // Purpose: wxDataViewCtrl GTK+2 implementation
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #if wxUSE_DATAVIEWCTRL
14
15 #include "wx/dataview.h"
16
17 #ifndef wxUSE_GENERICDATAVIEWCTRL
18
19 #ifndef WX_PRECOMP
20 #include "wx/log.h"
21 #include "wx/dcclient.h"
22 #include "wx/sizer.h"
23 #endif
24
25 #include "wx/stockitem.h"
26 #include "wx/calctrl.h"
27 #include "wx/popupwin.h"
28 #include "wx/icon.h"
29
30
31 #include "wx/gtk/private.h"
32 #include "wx/gtk/win_gtk.h"
33
34 #include <gobject/gvaluecollector.h>
35 #include <gtk/gtktreemodel.h>
36 #include <gtk/gtktreesortable.h>
37 #include <gtk/gtktreednd.h>
38
39 #include <gdk/gdkkeysyms.h>
40
41 //-----------------------------------------------------------------------------
42 //-----------------------------------------------------------------------------
43
44 wxDataViewModel *g_model = NULL;
45
46 class wxGtkTreeModelNode;
47
48 extern "C" {
49 typedef struct _GtkWxTreeModel GtkWxTreeModel;
50 }
51
52 //-----------------------------------------------------------------------------
53 // wxDataViewCtrlInternal
54 //-----------------------------------------------------------------------------
55
56 class wxDataViewCtrlInternal
57 {
58 public:
59 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *owner );
60 ~wxDataViewCtrlInternal();
61
62 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
63 GtkTreePath *get_path( GtkTreeIter *iter);
64 GtkTreePath *get_path_safe( GtkTreeIter *iter);
65 gboolean iter_next( GtkTreeIter *iter );
66 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
67 gboolean iter_has_child( GtkTreeIter *iter );
68 gint iter_n_children( GtkTreeIter *iter );
69 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
70 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
71
72 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
73 wxDataViewCtrl* GetOwner() { return m_owner; }
74 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
75
76 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
77 bool ItemDeleted( const wxDataViewItem &item );
78 bool ItemChanged( const wxDataViewItem &item );
79 bool ValueChanged( const wxDataViewItem &item, unsigned int col );
80 bool Cleared();
81 void Resort();
82
83 protected:
84 void InitTree();
85 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
86 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
87 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
88 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
89 void BuildBranch( wxGtkTreeModelNode *branch );
90
91 private:
92 wxGtkTreeModelNode *m_root;
93 wxDataViewModel *m_wx_model;
94 GtkWxTreeModel *m_gtk_model;
95 wxDataViewCtrl *m_owner;
96 };
97
98
99 //-----------------------------------------------------------------------------
100 // wxGtkTreeModelNode
101 //-----------------------------------------------------------------------------
102
103 int LINKAGEMODE wxGtkTreeModelNodeCmp( void *id1, void *id2 );
104
105 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
106 WX_DEFINE_SORTED_ARRAY( void* , wxGtkTreeModelChildren );
107
108 class wxGtkTreeModelNode
109 {
110 public:
111 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
112 wxDataViewCtrlInternal *internal )
113 {
114 m_parent = parent;
115 m_item = item;
116 m_internal = internal;
117 g_model = internal->GetDataViewModel();
118 m_children = new wxGtkTreeModelChildren( wxGtkTreeModelNodeCmp );
119 }
120
121 ~wxGtkTreeModelNode()
122 {
123 g_model = m_internal->GetDataViewModel();
124 size_t count = m_children->GetCount();
125 size_t i;
126 for (i = 0; i < count; i++)
127 {
128 wxGtkTreeModelNode *child = m_nodes.Item( i );
129 delete child;
130 }
131 delete m_children;
132 }
133
134 unsigned int AddNode( wxGtkTreeModelNode* child )
135 {
136 g_model = m_internal->GetDataViewModel();
137 m_nodes.Add( child );
138 return m_children->Add( child->GetItem().GetID() );
139 }
140
141 unsigned int AddLeave( void* id )
142 {
143 g_model = m_internal->GetDataViewModel();
144 return m_children->Add( id );
145 }
146
147 void DeleteChild( void* id )
148 {
149 g_model = m_internal->GetDataViewModel();
150 size_t pos;
151 size_t count = m_children->GetCount();
152 for (pos = 0; pos < count; pos++)
153 {
154 if (m_children->Item( pos ) == id)
155 {
156 m_children->RemoveAt( pos );
157 break;
158 }
159 }
160 count = m_nodes.GetCount();
161 for (pos = 0; pos < count; pos++)
162 {
163 wxGtkTreeModelNode *node = m_nodes.Item( pos );
164 if (node->GetItem().GetID() == id)
165 {
166 m_nodes.RemoveAt( pos );
167 delete node;
168 break;
169 }
170 }
171
172 }
173
174 wxGtkTreeModelNode* GetParent()
175 { return m_parent; }
176 wxGtkTreeModelNodes &GetNodes()
177 { return m_nodes; }
178 wxGtkTreeModelChildren &GetChildren()
179 { return *m_children; }
180
181 unsigned int GetChildCount() { return m_children->GetCount(); }
182 unsigned int GetNodesCount() { return m_nodes.GetCount(); }
183
184 wxDataViewItem &GetItem() { return m_item; }
185 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
186
187 void Resort();
188
189 private:
190 wxGtkTreeModelNode *m_parent;
191 wxGtkTreeModelNodes m_nodes;
192 wxGtkTreeModelChildren *m_children;
193 wxDataViewItem m_item;
194 wxDataViewCtrlInternal *m_internal;
195 };
196
197
198 int LINKAGEMODE wxGtkTreeModelNodeCmp( void* id1, void* id2 )
199 {
200 return g_model->Compare( id1, id2 );
201 }
202
203 //-----------------------------------------------------------------------------
204 // data
205 //-----------------------------------------------------------------------------
206
207 extern bool g_blockEventsOnDrag;
208
209 //-----------------------------------------------------------------------------
210 // define new GTK+ class wxGtkTreeModel
211 //-----------------------------------------------------------------------------
212
213 extern "C" {
214
215 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
216 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
217 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
218 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
219 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
220 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
221
222 GType gtk_wx_tree_model_get_type (void);
223
224 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
225
226 struct _GtkWxTreeModel
227 {
228 GObject parent;
229
230 /*< private >*/
231 gint stamp;
232 wxDataViewCtrlInternal *internal;
233 };
234
235 struct _GtkWxTreeModelClass
236 {
237 GObjectClass list_parent_class;
238 };
239
240 static GtkWxTreeModel *wxgtk_tree_model_new (void);
241 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
242 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
243 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
244 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
245 static void wxgtk_tree_model_finalize (GObject *object);
246 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
247 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
248 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
249 gint index);
250 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
251 GtkTreeIter *iter,
252 GtkTreePath *path);
253 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
254 GtkTreeIter *iter);
255 static GtkTreePath *wxgtk_tree_model_get_path_safe (GtkTreeModel *tree_model,
256 GtkTreeIter *iter);
257 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
258 GtkTreeIter *iter,
259 gint column,
260 GValue *value);
261 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
262 GtkTreeIter *iter);
263 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
264 GtkTreeIter *iter,
265 GtkTreeIter *parent);
266 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
267 GtkTreeIter *iter);
268 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
269 GtkTreeIter *iter);
270 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
271 GtkTreeIter *iter,
272 GtkTreeIter *parent,
273 gint n);
274 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
275 GtkTreeIter *iter,
276 GtkTreeIter *child);
277
278 /* sortable */
279 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
280 gint *sort_column_id,
281 GtkSortType *order);
282 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
283 gint sort_column_id,
284 GtkSortType order);
285 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
286 gint sort_column_id,
287 GtkTreeIterCompareFunc func,
288 gpointer data,
289 GtkDestroyNotify destroy);
290 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
291 GtkTreeIterCompareFunc func,
292 gpointer data,
293 GtkDestroyNotify destroy);
294 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
295
296
297
298 static GObjectClass *list_parent_class = NULL;
299
300 GType
301 gtk_wx_tree_model_get_type (void)
302 {
303 static GType tree_model_type = 0;
304
305 if (!tree_model_type)
306 {
307 const GTypeInfo tree_model_info =
308 {
309 sizeof (GtkWxTreeModelClass),
310 NULL, /* base_init */
311 NULL, /* base_finalize */
312 (GClassInitFunc) wxgtk_tree_model_class_init,
313 NULL, /* class_finalize */
314 NULL, /* class_data */
315 sizeof (GtkWxTreeModel),
316 0,
317 (GInstanceInitFunc) wxgtk_tree_model_init,
318 };
319
320 static const GInterfaceInfo tree_model_iface_info =
321 {
322 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
323 NULL,
324 NULL
325 };
326
327 static const GInterfaceInfo sortable_iface_info =
328 {
329 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
330 NULL,
331 NULL
332 };
333
334 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
335 &tree_model_info, (GTypeFlags)0 );
336
337 g_type_add_interface_static (tree_model_type,
338 GTK_TYPE_TREE_MODEL,
339 &tree_model_iface_info);
340 g_type_add_interface_static (tree_model_type,
341 GTK_TYPE_TREE_SORTABLE,
342 &sortable_iface_info);
343 }
344
345 return tree_model_type;
346 }
347
348 static GtkWxTreeModel *
349 wxgtk_tree_model_new(void)
350 {
351 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
352 return retval;
353 }
354
355 static void
356 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
357 {
358 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
359 GObjectClass *object_class = (GObjectClass*) klass;
360 object_class->finalize = wxgtk_tree_model_finalize;
361 }
362
363 static void
364 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
365 {
366 iface->get_flags = wxgtk_tree_model_get_flags;
367 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
368 iface->get_column_type = wxgtk_tree_model_get_column_type;
369 iface->get_iter = wxgtk_tree_model_get_iter;
370 iface->get_path = wxgtk_tree_model_get_path;
371 iface->get_value = wxgtk_tree_model_get_value;
372 iface->iter_next = wxgtk_tree_model_iter_next;
373 iface->iter_children = wxgtk_tree_model_iter_children;
374 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
375 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
376 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
377 iface->iter_parent = wxgtk_tree_model_iter_parent;
378 }
379
380 static void
381 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
382 {
383 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
384 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
385 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
386 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
387 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
388 }
389
390 static void
391 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
392 {
393 tree_model->internal = NULL;
394 tree_model->stamp = g_random_int();
395 }
396
397 static void
398 wxgtk_tree_model_finalize (GObject *object)
399 {
400 /* must chain up */
401 (* list_parent_class->finalize) (object);
402 }
403
404 } // extern "C"
405
406 //-----------------------------------------------------------------------------
407 // implement callbacks from wxGtkTreeModel class by letting
408 // them call the methods of wxWidgets' wxDataViewModel
409 //-----------------------------------------------------------------------------
410
411 static GtkTreeModelFlags
412 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
413 {
414 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (tree_model), (GtkTreeModelFlags)0 );
415
416 return GTK_TREE_MODEL_ITERS_PERSIST;
417 }
418
419 static gint
420 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
421 {
422 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
423 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
424
425 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
426 }
427
428 static GType
429 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
430 gint index)
431 {
432 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
433 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
434
435 GType gtype = G_TYPE_INVALID;
436
437 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
438
439 if (wxtype == wxT("string"))
440 gtype = G_TYPE_STRING;
441 else
442 {
443 wxFAIL_MSG( _T("non-string columns not supported yet") );
444 }
445
446 return gtype;
447 }
448
449 static gboolean
450 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
451 GtkTreeIter *iter,
452 GtkTreePath *path)
453 {
454 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
455 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
456 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
457
458 return wxtree_model->internal->get_iter( iter, path );
459 }
460
461 static GtkTreePath *
462 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
463 GtkTreeIter *iter)
464 {
465 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
466 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
467 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
468
469 return wxtree_model->internal->get_path( iter );
470 }
471
472 static GtkTreePath *
473 wxgtk_tree_model_get_path_safe (GtkTreeModel *tree_model,
474 GtkTreeIter *iter)
475 {
476 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
477 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
478 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
479
480 return wxtree_model->internal->get_path_safe( iter );
481 }
482
483 static void
484 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
485 GtkTreeIter *iter,
486 gint column,
487 GValue *value)
488 {
489 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
490 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
491
492 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
493 wxString mtype = model->GetColumnType( (unsigned int) column );
494 if (mtype == wxT("string"))
495 {
496 wxVariant variant;
497 g_value_init( value, G_TYPE_STRING );
498 wxDataViewItem item( (void*) iter->user_data );
499 model->GetValue( variant, item, (unsigned int) column );
500
501 g_value_set_string( value, variant.GetString().utf8_str() );
502 }
503 else
504 {
505 wxFAIL_MSG( _T("non-string columns not supported yet") );
506 }
507 }
508
509 static gboolean
510 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
511 GtkTreeIter *iter)
512 {
513 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
514 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
515 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
516
517 return wxtree_model->internal->iter_next( iter );
518 }
519
520 static gboolean
521 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
522 GtkTreeIter *iter,
523 GtkTreeIter *parent)
524 {
525 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
526 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
527 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
528
529 return wxtree_model->internal->iter_children( iter, parent );
530 }
531
532 static gboolean
533 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
534 GtkTreeIter *iter)
535 {
536 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
537 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
538 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
539
540 return wxtree_model->internal->iter_has_child( iter );
541 }
542
543 static gint
544 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
545 GtkTreeIter *iter)
546 {
547 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
548 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
549 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, 0);
550
551 return wxtree_model->internal->iter_n_children( iter );
552 }
553
554 static gboolean
555 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
556 GtkTreeIter *iter,
557 GtkTreeIter *parent,
558 gint n)
559 {
560 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
561 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
562
563 return wxtree_model->internal->iter_nth_child( iter, parent, n );
564 }
565
566 static gboolean
567 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
568 GtkTreeIter *iter,
569 GtkTreeIter *child)
570 {
571 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
572 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
573 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
574
575 return wxtree_model->internal->iter_parent( iter, child );
576 }
577
578 /* sortable */
579 gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
580 gint *sort_column_id,
581 GtkSortType *order)
582 {
583 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
584
585 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
586
587 if (sort_column_id)
588 *sort_column_id = tree_model->internal->GetDataViewModel()->GetSortingColumn();
589
590 if (order)
591 {
592 bool ascending = tree_model->internal->GetDataViewModel()->GetSortOrderAscending();
593 if (ascending)
594 *order = GTK_SORT_ASCENDING;
595 else
596 *order = GTK_SORT_DESCENDING;
597 }
598
599 return TRUE;
600 }
601
602 void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
603 gint sort_column_id,
604 GtkSortType order)
605 {
606 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
607 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
608
609 bool ascending = TRUE;
610 if (order != GTK_SORT_ASCENDING)
611 ascending = FALSE;
612
613 if ((sort_column_id == (gint) tree_model->internal->GetDataViewModel()->GetSortingColumn()) &&
614 (ascending == tree_model->internal->GetDataViewModel()->GetSortOrderAscending()))
615 return;
616
617 tree_model->internal->GetDataViewModel()->SetSortingColumn( sort_column_id );
618
619 tree_model->internal->GetDataViewModel()->SetSortOrderAscending( ascending );
620
621 gtk_tree_sortable_sort_column_changed (sortable);
622
623 tree_model->internal->GetDataViewModel()->Resort();
624 }
625
626 void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
627 gint sort_column_id,
628 GtkTreeIterCompareFunc func,
629 gpointer data,
630 GtkDestroyNotify destroy)
631 {
632 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
633 g_return_if_fail (func != NULL);
634 }
635
636 void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
637 GtkTreeIterCompareFunc func,
638 gpointer data,
639 GtkDestroyNotify destroy)
640 {
641 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
642 g_return_if_fail (func != NULL);
643
644 wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
645 }
646
647 gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
648 {
649 return FALSE;
650 }
651
652 //-----------------------------------------------------------------------------
653 // define new GTK+ class wxGtkRendererRenderer
654 //-----------------------------------------------------------------------------
655
656 extern "C" {
657
658 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
659 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
660 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
661 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
662 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
663 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
664
665 GType gtk_wx_cell_renderer_get_type (void);
666
667 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
668 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
669
670 struct _GtkWxCellRenderer
671 {
672 GtkCellRenderer parent;
673
674 /*< private >*/
675 wxDataViewCustomRenderer *cell;
676 guint32 last_click;
677 };
678
679 struct _GtkWxCellRendererClass
680 {
681 GtkCellRendererClass cell_parent_class;
682 };
683
684
685 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
686 static void gtk_wx_cell_renderer_init (
687 GtkWxCellRenderer *cell );
688 static void gtk_wx_cell_renderer_class_init(
689 GtkWxCellRendererClass *klass );
690 static void gtk_wx_cell_renderer_finalize (
691 GObject *object );
692 static void gtk_wx_cell_renderer_get_size (
693 GtkCellRenderer *cell,
694 GtkWidget *widget,
695 GdkRectangle *rectangle,
696 gint *x_offset,
697 gint *y_offset,
698 gint *width,
699 gint *height );
700 static void gtk_wx_cell_renderer_render (
701 GtkCellRenderer *cell,
702 GdkWindow *window,
703 GtkWidget *widget,
704 GdkRectangle *background_area,
705 GdkRectangle *cell_area,
706 GdkRectangle *expose_area,
707 GtkCellRendererState flags );
708 static gboolean gtk_wx_cell_renderer_activate(
709 GtkCellRenderer *cell,
710 GdkEvent *event,
711 GtkWidget *widget,
712 const gchar *path,
713 GdkRectangle *background_area,
714 GdkRectangle *cell_area,
715 GtkCellRendererState flags );
716 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
717 GtkCellRenderer *cell,
718 GdkEvent *event,
719 GtkWidget *widget,
720 const gchar *path,
721 GdkRectangle *background_area,
722 GdkRectangle *cell_area,
723 GtkCellRendererState flags );
724
725
726 static GObjectClass *cell_parent_class = NULL;
727
728 } // extern "C"
729
730 GType
731 gtk_wx_cell_renderer_get_type (void)
732 {
733 static GType cell_wx_type = 0;
734
735 if (!cell_wx_type)
736 {
737 const GTypeInfo cell_wx_info =
738 {
739 sizeof (GtkWxCellRendererClass),
740 NULL, /* base_init */
741 NULL, /* base_finalize */
742 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
743 NULL, /* class_finalize */
744 NULL, /* class_data */
745 sizeof (GtkWxCellRenderer),
746 0, /* n_preallocs */
747 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
748 };
749
750 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
751 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
752 }
753
754 return cell_wx_type;
755 }
756
757 static void
758 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
759 {
760 cell->cell = NULL;
761 cell->last_click = 0;
762 }
763
764 static void
765 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
766 {
767 GObjectClass *object_class = G_OBJECT_CLASS (klass);
768 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
769
770 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
771
772 object_class->finalize = gtk_wx_cell_renderer_finalize;
773
774 cell_class->get_size = gtk_wx_cell_renderer_get_size;
775 cell_class->render = gtk_wx_cell_renderer_render;
776 cell_class->activate = gtk_wx_cell_renderer_activate;
777 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
778 }
779
780 static void
781 gtk_wx_cell_renderer_finalize (GObject *object)
782 {
783 /* must chain up */
784 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
785 }
786
787 GtkCellRenderer*
788 gtk_wx_cell_renderer_new (void)
789 {
790 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
791 }
792
793
794
795 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
796 GtkCellRenderer *renderer,
797 GdkEvent *event,
798 GtkWidget *widget,
799 const gchar *path,
800 GdkRectangle *background_area,
801 GdkRectangle *cell_area,
802 GtkCellRendererState flags )
803 {
804 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
805 wxDataViewCustomRenderer *cell = wxrenderer->cell;
806 if (!cell->HasEditorCtrl())
807 return NULL;
808
809 GdkRectangle rect;
810 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
811 &rect.x,
812 &rect.y,
813 &rect.width,
814 &rect.height);
815
816 rect.x += cell_area->x;
817 rect.y += cell_area->y;
818 // rect.width -= renderer->xpad * 2;
819 // rect.height -= renderer->ypad * 2;
820
821 // wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
822 wxRect renderrect( cell_area->x, cell_area->y, cell_area->width, cell_area->height );
823
824 GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
825 GtkTreeIter iter;
826 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, treepath );
827 wxDataViewItem item( (void*) iter.user_data );
828 gtk_tree_path_free( treepath );
829
830 cell->StartEditing( item, renderrect );
831
832 return NULL;
833 }
834
835 static void
836 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
837 GtkWidget *widget,
838 GdkRectangle *cell_area,
839 gint *x_offset,
840 gint *y_offset,
841 gint *width,
842 gint *height)
843 {
844 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
845 wxDataViewCustomRenderer *cell = wxrenderer->cell;
846
847 wxSize size = cell->GetSize();
848
849 gint calc_width = (gint) renderer->xpad * 2 + size.x;
850 gint calc_height = (gint) renderer->ypad * 2 + size.y;
851
852 if (x_offset)
853 *x_offset = 0;
854 if (y_offset)
855 *y_offset = 0;
856
857 if (cell_area && size.x > 0 && size.y > 0)
858 {
859 if (x_offset)
860 {
861 *x_offset = (gint)((renderer->xalign *
862 (cell_area->width - calc_width - 2 * renderer->xpad)));
863 *x_offset = MAX (*x_offset, 0) + renderer->xpad;
864 }
865 if (y_offset)
866 {
867 *y_offset = (gint)((renderer->yalign *
868 (cell_area->height - calc_height - 2 * renderer->ypad)));
869 *y_offset = MAX (*y_offset, 0) + renderer->ypad;
870 }
871 }
872
873 if (width)
874 *width = calc_width;
875
876 if (height)
877 *height = calc_height;
878 }
879
880 static void
881 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
882 GdkWindow *window,
883 GtkWidget *widget,
884 GdkRectangle *background_area,
885 GdkRectangle *cell_area,
886 GdkRectangle *expose_area,
887 GtkCellRendererState flags)
888
889 {
890 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
891 wxDataViewCustomRenderer *cell = wxrenderer->cell;
892
893 GdkRectangle rect;
894 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
895 &rect.x,
896 &rect.y,
897 &rect.width,
898 &rect.height);
899
900 rect.x += cell_area->x;
901 rect.y += cell_area->y;
902 rect.width -= renderer->xpad * 2;
903 rect.height -= renderer->ypad * 2;
904
905 GdkRectangle dummy;
906 if (gdk_rectangle_intersect (expose_area, &rect, &dummy))
907 {
908 wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
909 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
910 if (dc->m_window == NULL)
911 {
912 dc->m_window = window;
913 dc->SetUpDC();
914 }
915
916 int state = 0;
917 if (flags & GTK_CELL_RENDERER_SELECTED)
918 state |= wxDATAVIEW_CELL_SELECTED;
919 if (flags & GTK_CELL_RENDERER_PRELIT)
920 state |= wxDATAVIEW_CELL_PRELIT;
921 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
922 state |= wxDATAVIEW_CELL_INSENSITIVE;
923 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
924 state |= wxDATAVIEW_CELL_INSENSITIVE;
925 if (flags & GTK_CELL_RENDERER_FOCUSED)
926 state |= wxDATAVIEW_CELL_FOCUSED;
927 cell->Render( renderrect, dc, state );
928 }
929 }
930
931 static gboolean
932 gtk_wx_cell_renderer_activate(
933 GtkCellRenderer *renderer,
934 GdkEvent *event,
935 GtkWidget *widget,
936 const gchar *path,
937 GdkRectangle *background_area,
938 GdkRectangle *cell_area,
939 GtkCellRendererState flags )
940 {
941 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
942 wxDataViewCustomRenderer *cell = wxrenderer->cell;
943
944 GdkRectangle rect;
945 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
946 &rect.x,
947 &rect.y,
948 &rect.width,
949 &rect.height);
950
951 rect.x += cell_area->x;
952 rect.y += cell_area->y;
953 rect.width -= renderer->xpad * 2;
954 rect.height -= renderer->ypad * 2;
955
956 wxRect renderrect( rect.x, rect.y, rect.width, rect.height );
957
958 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
959
960 GtkTreePath *treepath = gtk_tree_path_new_from_string( path );
961 // TODO
962 wxDataViewItem item;
963 gtk_tree_path_free( treepath );
964
965 unsigned int model_col = cell->GetOwner()->GetModelColumn();
966
967 if (!event)
968 {
969 bool ret = false;
970
971 // activated by <ENTER>
972 if (cell->Activate( renderrect, model, item, model_col ))
973 ret = true;
974
975 return ret;
976 }
977 else if (event->type == GDK_BUTTON_PRESS)
978 {
979 GdkEventButton *button_event = (GdkEventButton*) event;
980 wxPoint pt( ((int) button_event->x) - renderrect.x,
981 ((int) button_event->y) - renderrect.y );
982
983 bool ret = false;
984 if (button_event->button == 1)
985 {
986 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
987 ret = true;
988 // TODO: query system double-click time
989 if (button_event->time - wxrenderer->last_click < 400)
990 if (cell->Activate( renderrect, model, item, model_col ))
991 ret = true;
992 }
993 if (button_event->button == 3)
994 {
995 if (cell->RightClick( pt, renderrect, model, item, model_col ))
996 ret = true;
997 }
998
999 wxrenderer->last_click = button_event->time;
1000
1001 return ret;
1002 }
1003
1004 return false;
1005 }
1006
1007 // ---------------------------------------------------------
1008 // wxGtkDataViewModelNotifier
1009 // ---------------------------------------------------------
1010
1011 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1012 {
1013 public:
1014 wxGtkDataViewModelNotifier( GtkWxTreeModel *wxgtk_model,
1015 wxDataViewModel *wx_model,
1016 wxDataViewCtrl *ctrl );
1017 ~wxGtkDataViewModelNotifier();
1018
1019 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1020 virtual bool ItemDeleted( const wxDataViewItem &item );
1021 virtual bool ItemChanged( const wxDataViewItem &item );
1022 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int col );
1023 virtual bool Cleared();
1024 virtual void Resort();
1025
1026 GtkWxTreeModel *m_wxgtk_model;
1027 wxDataViewModel *m_wx_model;
1028 wxDataViewCtrl *m_owner;
1029 };
1030
1031 // ---------------------------------------------------------
1032 // wxGtkDataViewListModelNotifier
1033 // ---------------------------------------------------------
1034
1035 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1036 GtkWxTreeModel* wxgtk_model, wxDataViewModel *wx_model,
1037 wxDataViewCtrl *ctrl )
1038 {
1039 m_wxgtk_model = wxgtk_model;
1040 m_wx_model = wx_model;
1041 m_owner = ctrl;
1042 }
1043
1044 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1045 {
1046 m_wx_model = NULL;
1047 m_wxgtk_model = NULL;
1048 }
1049
1050 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1051 {
1052 m_owner->GtkGetInternal()->ItemAdded( parent, item );
1053
1054 GtkTreeIter iter;
1055 iter.stamp = m_wxgtk_model->stamp;
1056 iter.user_data = (gpointer) item.GetID();
1057
1058 GtkTreePath *path = wxgtk_tree_model_get_path(
1059 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1060 gtk_tree_model_row_inserted(
1061 GTK_TREE_MODEL(m_wxgtk_model), path, &iter);
1062 gtk_tree_path_free (path);
1063
1064 return true;
1065 }
1066
1067 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &item )
1068 {
1069 GtkTreeIter iter;
1070 iter.stamp = m_wxgtk_model->stamp;
1071 iter.user_data = (gpointer) item.GetID();
1072
1073 GtkTreePath *path = wxgtk_tree_model_get_path_safe(
1074 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1075 gtk_tree_model_row_deleted(
1076 GTK_TREE_MODEL(m_wxgtk_model), path );
1077 gtk_tree_path_free (path);
1078
1079 m_owner->GtkGetInternal()->ItemDeleted( item );
1080
1081 return true;
1082 }
1083
1084 void wxGtkDataViewModelNotifier::Resort()
1085 {
1086 m_owner->GtkGetInternal()->Resort();
1087 }
1088
1089 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1090 {
1091 GtkTreeIter iter;
1092 iter.stamp = m_wxgtk_model->stamp;
1093 iter.user_data = (gpointer) item.GetID();
1094
1095 GtkTreePath *path = wxgtk_tree_model_get_path(
1096 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1097 gtk_tree_model_row_changed(
1098 GTK_TREE_MODEL(m_wxgtk_model), path, &iter );
1099 gtk_tree_path_free (path);
1100
1101 m_owner->GtkGetInternal()->ItemChanged( item );
1102
1103 return true;
1104 }
1105
1106 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_col )
1107 {
1108 // This adds GTK+'s missing MVC logic for ValueChanged
1109 unsigned int index;
1110 for (index = 0; index < m_owner->GetColumnCount(); index++)
1111 {
1112 wxDataViewColumn *column = m_owner->GetColumn( index );
1113 if (column->GetModelColumn() == model_col)
1114 {
1115 GtkTreeView *widget = GTK_TREE_VIEW(m_owner->m_treeview);
1116 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1117
1118 // Get cell area
1119 GtkTreeIter iter;
1120 iter.stamp = m_wxgtk_model->stamp;
1121 iter.user_data = (gpointer) item.GetID();
1122 GtkTreePath *path = wxgtk_tree_model_get_path(
1123 GTK_TREE_MODEL(m_wxgtk_model), &iter );
1124 GdkRectangle cell_area;
1125 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1126 gtk_tree_path_free( path );
1127
1128 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1129 double d = gtk_adjustment_get_value( hadjust );
1130 int xdiff = (int) d;
1131
1132 int ydiff = gcolumn->button->allocation.height;
1133 // Redraw
1134 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1135 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1136
1137 m_owner->GtkGetInternal()->ValueChanged( item, model_col );
1138
1139 return true;
1140 }
1141 }
1142
1143 return false;
1144 }
1145
1146 bool wxGtkDataViewModelNotifier::Cleared()
1147 {
1148 // TODO: delete everything
1149
1150 m_owner->GtkGetInternal()->Cleared();
1151
1152 return false;
1153 }
1154
1155 // ---------------------------------------------------------
1156 // wxDataViewRenderer
1157 // ---------------------------------------------------------
1158
1159 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1160
1161 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1162 int align ) :
1163 wxDataViewRendererBase( varianttype, mode, align )
1164 {
1165 m_renderer = NULL;
1166
1167 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1168 // after the m_renderer pointer has been initialized
1169 }
1170
1171 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1172 {
1173 GtkCellRendererMode gtkMode;
1174 switch (mode)
1175 {
1176 case wxDATAVIEW_CELL_INERT:
1177 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1178 break;
1179 case wxDATAVIEW_CELL_ACTIVATABLE:
1180 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1181 break;
1182 case wxDATAVIEW_CELL_EDITABLE:
1183 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1184 break;
1185 }
1186
1187 GValue gvalue = { 0, };
1188 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1189 g_value_set_enum( &gvalue, gtkMode );
1190 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1191 g_value_unset( &gvalue );
1192 }
1193
1194 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1195 {
1196 wxDataViewCellMode ret;
1197
1198 GValue gvalue;
1199 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1200
1201 switch (g_value_get_enum(&gvalue))
1202 {
1203 case GTK_CELL_RENDERER_MODE_INERT:
1204 ret = wxDATAVIEW_CELL_INERT;
1205 break;
1206 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1207 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1208 break;
1209 case GTK_CELL_RENDERER_MODE_EDITABLE:
1210 ret = wxDATAVIEW_CELL_EDITABLE;
1211 break;
1212 }
1213
1214 g_value_unset( &gvalue );
1215
1216 return ret;
1217 }
1218
1219 void wxDataViewRenderer::SetAlignment( int align )
1220 {
1221 // horizontal alignment:
1222
1223 gfloat xalign = 0.0;
1224 if (align & wxALIGN_RIGHT)
1225 xalign = 1.0;
1226 else if (align & wxALIGN_CENTER_HORIZONTAL)
1227 xalign = 0.5;
1228
1229 GValue gvalue = { 0, };
1230 g_value_init( &gvalue, G_TYPE_FLOAT );
1231 g_value_set_float( &gvalue, xalign );
1232 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1233 g_value_unset( &gvalue );
1234
1235 // vertical alignment:
1236
1237 gfloat yalign = 0.0;
1238 if (align & wxALIGN_BOTTOM)
1239 yalign = 1.0;
1240 else if (align & wxALIGN_CENTER_VERTICAL)
1241 yalign = 0.5;
1242
1243 GValue gvalue2 = { 0, };
1244 g_value_init( &gvalue2, G_TYPE_FLOAT );
1245 g_value_set_float( &gvalue2, yalign );
1246 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1247 g_value_unset( &gvalue2 );
1248 }
1249
1250 int wxDataViewRenderer::GetAlignment() const
1251 {
1252 int ret = 0;
1253 GValue gvalue;
1254
1255 // horizontal alignment:
1256
1257 g_object_get( G_OBJECT(m_renderer), "xalign", &gvalue, NULL );
1258 float xalign = g_value_get_float( &gvalue );
1259 if (xalign < 0.5)
1260 ret |= wxALIGN_LEFT;
1261 else if (xalign == 0.5)
1262 ret |= wxALIGN_CENTER_HORIZONTAL;
1263 else
1264 ret |= wxALIGN_RIGHT;
1265 g_value_unset( &gvalue );
1266
1267
1268 // vertical alignment:
1269
1270 g_object_get( G_OBJECT(m_renderer), "yalign", &gvalue, NULL );
1271 float yalign = g_value_get_float( &gvalue );
1272 if (yalign < 0.5)
1273 ret |= wxALIGN_TOP;
1274 else if (yalign == 0.5)
1275 ret |= wxALIGN_CENTER_VERTICAL;
1276 else
1277 ret |= wxALIGN_BOTTOM;
1278 g_value_unset( &gvalue );
1279
1280 return ret;
1281 }
1282
1283
1284
1285 // ---------------------------------------------------------
1286 // wxDataViewTextRenderer
1287 // ---------------------------------------------------------
1288
1289 extern "C" {
1290 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
1291 gchar *arg1, gchar *arg2, gpointer user_data );
1292 }
1293
1294 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *renderer,
1295 gchar *arg1, gchar *arg2, gpointer user_data )
1296 {
1297 wxDataViewTextRenderer *cell = (wxDataViewTextRenderer*) user_data;
1298
1299 wxString tmp = wxGTK_CONV_BACK_FONT(arg2, cell->GetOwner()->GetOwner()->GetFont());
1300 wxVariant value = tmp;
1301 if (!cell->Validate( value ))
1302 return;
1303
1304 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1305
1306 GtkTreePath *path = gtk_tree_path_new_from_string( arg1 );
1307 GtkTreeIter iter;
1308 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, path );
1309 wxDataViewItem item( (void*) iter.user_data );;
1310 gtk_tree_path_free( path );
1311
1312 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1313
1314 model->SetValue( value, item, model_col );
1315 model->ValueChanged( item, model_col );
1316 }
1317
1318 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
1319
1320 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1321 int align ) :
1322 wxDataViewRenderer( varianttype, mode, align )
1323 {
1324 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_text_new();
1325
1326 if (mode & wxDATAVIEW_CELL_EDITABLE)
1327 {
1328 GValue gvalue = { 0, };
1329 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1330 g_value_set_boolean( &gvalue, true );
1331 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
1332 g_value_unset( &gvalue );
1333
1334 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
1335 }
1336
1337 SetMode(mode);
1338 SetAlignment(align);
1339 }
1340
1341 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
1342 {
1343 wxString tmp = value;
1344
1345 GValue gvalue = { 0, };
1346 g_value_init( &gvalue, G_TYPE_STRING );
1347 g_value_set_string( &gvalue, wxGTK_CONV_FONT( tmp, GetOwner()->GetOwner()->GetFont() ) );
1348 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
1349 g_value_unset( &gvalue );
1350
1351 return true;
1352 }
1353
1354 bool wxDataViewTextRenderer::GetValue( wxVariant &value ) const
1355 {
1356 GValue gvalue = { 0, };
1357 g_value_init( &gvalue, G_TYPE_STRING );
1358 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
1359 wxString tmp = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ),
1360 wx_const_cast(wxDataViewTextRenderer*, this)->GetOwner()->GetOwner()->GetFont() );
1361 g_value_unset( &gvalue );
1362
1363 value = tmp;
1364
1365 return true;
1366 }
1367
1368 void wxDataViewTextRenderer::SetAlignment( int align )
1369 {
1370 wxDataViewRenderer::SetAlignment(align);
1371
1372 if (gtk_check_version(2,10,0))
1373 return;
1374
1375 // horizontal alignment:
1376 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
1377 if (align & wxALIGN_RIGHT)
1378 pangoAlign = PANGO_ALIGN_RIGHT;
1379 else if (align & wxALIGN_CENTER_HORIZONTAL)
1380 pangoAlign = PANGO_ALIGN_CENTER;
1381
1382 GValue gvalue = { 0, };
1383 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1384 g_value_set_enum( &gvalue, pangoAlign );
1385 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
1386 g_value_unset( &gvalue );
1387 }
1388
1389 // ---------------------------------------------------------
1390 // wxDataViewBitmapRenderer
1391 // ---------------------------------------------------------
1392
1393 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
1394
1395 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1396 int align ) :
1397 wxDataViewRenderer( varianttype, mode, align )
1398 {
1399 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_pixbuf_new();
1400
1401 SetMode(mode);
1402 SetAlignment(align);
1403 }
1404
1405 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
1406 {
1407 if (value.GetType() == wxT("wxBitmap"))
1408 {
1409 wxBitmap bitmap;
1410 bitmap << value;
1411
1412 // This may create a Pixbuf representation in the
1413 // wxBitmap object (and it will stay there)
1414 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1415
1416 GValue gvalue = { 0, };
1417 g_value_init( &gvalue, G_TYPE_OBJECT );
1418 g_value_set_object( &gvalue, pixbuf );
1419 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1420 g_value_unset( &gvalue );
1421
1422 return true;
1423 }
1424
1425 if (value.GetType() == wxT("wxIcon"))
1426 {
1427 wxIcon bitmap;
1428 bitmap << value;
1429
1430 // This may create a Pixbuf representation in the
1431 // wxBitmap object (and it will stay there)
1432 GdkPixbuf *pixbuf = bitmap.GetPixbuf();
1433
1434 GValue gvalue = { 0, };
1435 g_value_init( &gvalue, G_TYPE_OBJECT );
1436 g_value_set_object( &gvalue, pixbuf );
1437 g_object_set_property( G_OBJECT(m_renderer), "pixbuf", &gvalue );
1438 g_value_unset( &gvalue );
1439
1440 return true;
1441 }
1442
1443 return false;
1444 }
1445
1446 bool wxDataViewBitmapRenderer::GetValue( wxVariant &value ) const
1447 {
1448 return false;
1449 }
1450
1451 // ---------------------------------------------------------
1452 // wxDataViewToggleRenderer
1453 // ---------------------------------------------------------
1454
1455 extern "C" {
1456 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1457 gchar *path, gpointer user_data );
1458 }
1459
1460 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
1461 gchar *path, gpointer user_data )
1462 {
1463 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
1464
1465 // get old value
1466 GValue gvalue = { 0, };
1467 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1468 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
1469 bool tmp = g_value_get_boolean( &gvalue );
1470 g_value_unset( &gvalue );
1471 // invert it
1472 tmp = !tmp;
1473
1474 wxVariant value = tmp;
1475 if (!cell->Validate( value ))
1476 return;
1477
1478 wxDataViewModel *model = cell->GetOwner()->GetOwner()->GetModel();
1479
1480 GtkTreePath *gtk_path = gtk_tree_path_new_from_string( path );
1481 GtkTreeIter iter;
1482 cell->GetOwner()->GetOwner()->GtkGetInternal()->get_iter( &iter, gtk_path );
1483 wxDataViewItem item( (void*) iter.user_data );;
1484 gtk_tree_path_free( gtk_path );
1485
1486 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1487
1488 model->SetValue( value, item, model_col );
1489 model->ValueChanged( item, model_col );
1490 }
1491
1492 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
1493
1494 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
1495 wxDataViewCellMode mode, int align ) :
1496 wxDataViewRenderer( varianttype, mode, align )
1497 {
1498 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
1499
1500 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
1501 {
1502 g_signal_connect_after( m_renderer, "toggled",
1503 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
1504 }
1505 else
1506 {
1507 GValue gvalue = { 0, };
1508 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1509 g_value_set_boolean( &gvalue, false );
1510 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
1511 g_value_unset( &gvalue );
1512 }
1513
1514 SetMode(mode);
1515 SetAlignment(align);
1516 }
1517
1518 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
1519 {
1520 bool tmp = value;
1521
1522 GValue gvalue = { 0, };
1523 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1524 g_value_set_boolean( &gvalue, tmp );
1525 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
1526 g_value_unset( &gvalue );
1527
1528 return true;
1529 }
1530
1531 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
1532 {
1533 GValue gvalue = { 0, };
1534 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1535 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
1536 bool tmp = g_value_get_boolean( &gvalue );
1537 g_value_unset( &gvalue );
1538
1539 value = tmp;
1540
1541 return true;
1542 }
1543
1544 // ---------------------------------------------------------
1545 // wxDataViewCustomRenderer
1546 // ---------------------------------------------------------
1547
1548 class wxDataViewCtrlDC: public wxWindowDC
1549 {
1550 public:
1551 wxDataViewCtrlDC( wxDataViewCtrl *window )
1552 {
1553 GtkWidget *widget = window->m_treeview;
1554 // Set later
1555 m_window = NULL;
1556
1557 m_context = window->GtkGetPangoDefaultContext();
1558 m_layout = pango_layout_new( m_context );
1559 m_fontdesc = pango_font_description_copy( widget->style->font_desc );
1560
1561 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
1562
1563 // Set m_window later
1564 // SetUpDC();
1565 // m_owner = window;
1566 }
1567 };
1568
1569 // ---------------------------------------------------------
1570 // wxDataViewCustomRenderer
1571 // ---------------------------------------------------------
1572
1573 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
1574
1575 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
1576 wxDataViewCellMode mode, int align,
1577 bool no_init ) :
1578 wxDataViewRenderer( varianttype, mode, align )
1579 {
1580 m_dc = NULL;
1581
1582 if (no_init)
1583 m_renderer = NULL;
1584 else
1585 Init(mode, align);
1586 }
1587
1588 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
1589 {
1590 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
1591 renderer->cell = this;
1592
1593 m_renderer = (GtkCellRenderer*) renderer;
1594
1595 SetMode(mode);
1596 SetAlignment(align);
1597
1598 return true;
1599 }
1600
1601 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
1602 {
1603 if (m_dc)
1604 delete m_dc;
1605 }
1606
1607 wxDC *wxDataViewCustomRenderer::GetDC()
1608 {
1609 if (m_dc == NULL)
1610 {
1611 if (GetOwner() == NULL)
1612 return NULL;
1613 if (GetOwner()->GetOwner() == NULL)
1614 return NULL;
1615 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
1616 }
1617
1618 return m_dc;
1619 }
1620
1621 // ---------------------------------------------------------
1622 // wxDataViewProgressRenderer
1623 // ---------------------------------------------------------
1624
1625 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
1626
1627 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
1628 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
1629 wxDataViewCustomRenderer( varianttype, mode, align, true )
1630 {
1631 m_label = label;
1632 m_value = 0;
1633
1634 #ifdef __WXGTK26__
1635 if (!gtk_check_version(2,6,0))
1636 {
1637 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
1638
1639 GValue gvalue = { 0, };
1640 g_value_init( &gvalue, G_TYPE_STRING );
1641
1642 // FIXME: font encoding support
1643 g_value_set_string( &gvalue, wxGTK_CONV_SYS(m_label) );
1644 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
1645 g_value_unset( &gvalue );
1646
1647 SetMode(mode);
1648 SetAlignment(align);
1649 }
1650 else
1651 #endif
1652 {
1653 // Use custom cell code
1654 wxDataViewCustomRenderer::Init(mode, align);
1655 }
1656 }
1657
1658 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
1659 {
1660 }
1661
1662 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
1663 {
1664 #ifdef __WXGTK26__
1665 if (!gtk_check_version(2,6,0))
1666 {
1667 gint tmp = (long) value;
1668 GValue gvalue = { 0, };
1669 g_value_init( &gvalue, G_TYPE_INT );
1670 g_value_set_int( &gvalue, tmp );
1671 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
1672 g_value_unset( &gvalue );
1673 }
1674 else
1675 #endif
1676 {
1677 m_value = (long) value;
1678
1679 if (m_value < 0) m_value = 0;
1680 if (m_value > 100) m_value = 100;
1681 }
1682
1683 return true;
1684 }
1685
1686 bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
1687 {
1688 return false;
1689 }
1690
1691 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int state )
1692 {
1693 double pct = (double)m_value / 100.0;
1694 wxRect bar = cell;
1695 bar.width = (int)(cell.width * pct);
1696 dc->SetPen( *wxTRANSPARENT_PEN );
1697 dc->SetBrush( *wxBLUE_BRUSH );
1698 dc->DrawRectangle( bar );
1699
1700 dc->SetBrush( *wxTRANSPARENT_BRUSH );
1701 dc->SetPen( *wxBLACK_PEN );
1702 dc->DrawRectangle( cell );
1703
1704 return true;
1705 }
1706
1707 wxSize wxDataViewProgressRenderer::GetSize() const
1708 {
1709 return wxSize(40,12);
1710 }
1711
1712 // ---------------------------------------------------------
1713 // wxDataViewDateRenderer
1714 // ---------------------------------------------------------
1715
1716 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
1717 {
1718 public:
1719 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
1720 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
1721 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
1722 {
1723 m_model = model;
1724 m_item = item;
1725 m_col = col;
1726 m_cal = new wxCalendarCtrl( this, -1, *value );
1727 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
1728 sizer->Add( m_cal, 1, wxGROW );
1729 SetSizer( sizer );
1730 sizer->Fit( this );
1731 }
1732
1733 virtual void OnDismiss()
1734 {
1735 }
1736
1737 void OnCalendar( wxCalendarEvent &event );
1738
1739 wxCalendarCtrl *m_cal;
1740 wxDataViewModel *m_model;
1741 wxDataViewItem m_item;
1742 unsigned int m_col;
1743
1744 private:
1745 DECLARE_EVENT_TABLE()
1746 };
1747
1748 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
1749 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
1750 END_EVENT_TABLE()
1751
1752 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
1753 {
1754 wxDateTime date = event.GetDate();
1755 wxVariant value = date;
1756 m_model->SetValue( value, m_item, m_col );
1757 m_model->ValueChanged( m_item, m_col );
1758 DismissAndNotify();
1759 }
1760
1761 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
1762
1763 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
1764 wxDataViewCellMode mode, int align ) :
1765 wxDataViewCustomRenderer( varianttype, mode, align )
1766 {
1767 SetMode(mode);
1768 SetAlignment(align);
1769 }
1770
1771 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
1772 {
1773 m_date = value.GetDateTime();
1774
1775 return true;
1776 }
1777
1778 bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
1779 {
1780 return false;
1781 }
1782
1783 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
1784 {
1785 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
1786 wxString tmp = m_date.FormatDate();
1787 dc->DrawText( tmp, cell.x, cell.y );
1788
1789 return true;
1790 }
1791
1792 wxSize wxDataViewDateRenderer::GetSize() const
1793 {
1794 wxString tmp = m_date.FormatDate();
1795 wxCoord x,y,d;
1796 GetView()->GetTextExtent( tmp, &x, &y, &d );
1797 return wxSize(x,y+d);
1798 }
1799
1800 bool wxDataViewDateRenderer::Activate( wxRect cell, wxDataViewModel *model,
1801 const wxDataViewItem &item, unsigned int col )
1802 {
1803 wxVariant variant;
1804 model->GetValue( variant, item, col );
1805 wxDateTime value = variant.GetDateTime();
1806
1807 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
1808 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
1809 wxPoint pos = wxGetMousePosition();
1810 popup->Move( pos );
1811 popup->Layout();
1812 popup->Popup( popup->m_cal );
1813
1814 return true;
1815 }
1816
1817 // ---------------------------------------------------------
1818 // wxDataViewColumn
1819 // ---------------------------------------------------------
1820
1821
1822 static gboolean
1823 gtk_dataview_header_button_press_callback( GtkWidget *widget,
1824 GdkEventButton *gdk_event,
1825 wxDataViewColumn *column )
1826 {
1827 if (gdk_event->type != GDK_BUTTON_PRESS)
1828 return FALSE;
1829
1830 if (gdk_event->button == 1)
1831 {
1832 wxDataViewCtrl *dv = column->GetOwner();
1833 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
1834 event.SetDataViewColumn( column );
1835 event.SetModel( dv->GetModel() );
1836 if (dv->GetEventHandler()->ProcessEvent( event ))
1837 return TRUE;
1838 }
1839
1840 return FALSE;
1841 }
1842
1843 extern "C" {
1844 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
1845 GtkCellRenderer *cell,
1846 GtkTreeModel *model,
1847 GtkTreeIter *iter,
1848 gpointer data );
1849 }
1850
1851
1852 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *column,
1853 GtkCellRenderer *renderer,
1854 GtkTreeModel *model,
1855 GtkTreeIter *iter,
1856 gpointer data )
1857 {
1858 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
1859 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
1860
1861 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
1862
1863 wxDataViewItem item( (void*) iter->user_data );
1864
1865 wxVariant value;
1866 tree_model->internal->GetDataViewModel()->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
1867
1868 if (value.GetType() != cell->GetVariantType())
1869 wxLogError( wxT("Wrong type, required: %s but: %s"),
1870 value.GetType().c_str(),
1871 cell->GetVariantType().c_str() );
1872
1873 cell->SetValue( value );
1874
1875 #if 0
1876 wxListItemAttr attr;
1877 tree_model->model->GetAttr( attr, cell->GetOwner()->GetModelColumn(), model_row );
1878
1879 if (attr.HasBackgroundColour())
1880 {
1881 wxColour colour = attr.GetBackgroundColour();
1882 const GdkColor * const gcol = colour.GetColor();
1883
1884 GValue gvalue = { 0, };
1885 g_value_init( &gvalue, GDK_TYPE_COLOR );
1886 g_value_set_boxed( &gvalue, gcol );
1887 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
1888 g_value_unset( &gvalue );
1889 }
1890 else
1891 {
1892 GValue gvalue = { 0, };
1893 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1894 g_value_set_boolean( &gvalue, FALSE );
1895 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
1896 g_value_unset( &gvalue );
1897 }
1898 #endif
1899
1900 }
1901
1902 IMPLEMENT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
1903
1904 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
1905 unsigned int model_column, int width,
1906 wxAlignment align, int flags ) :
1907 wxDataViewColumnBase( title, cell, model_column, width, align, flags )
1908 {
1909 Init( align, flags, width );
1910
1911 gtk_tree_view_column_set_clickable( GTK_TREE_VIEW_COLUMN(m_column), TRUE );
1912 SetTitle( title );
1913 }
1914
1915 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
1916 unsigned int model_column, int width,
1917 wxAlignment align, int flags ) :
1918 wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
1919 {
1920 Init( align, flags, width );
1921
1922 SetBitmap( bitmap );
1923 }
1924
1925 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
1926 {
1927 m_isConnected = false;
1928
1929 GtkCellRenderer *renderer = (GtkCellRenderer *) GetRenderer()->GetGtkHandle();
1930 GtkTreeViewColumn *column = gtk_tree_view_column_new();
1931 m_column = (GtkWidget*) column;
1932
1933 SetFlags( flags );
1934 SetAlignment( align );
1935
1936 // NOTE: we prefer not to call SetMinWidth(wxDVC_DEFAULT_MINWIDTH);
1937 // as GTK+ is smart and unless explicitely told, will set the minimal
1938 // width to the title's lenght, which is a better default
1939
1940 // the GTK_TREE_VIEW_COLUMN_FIXED is required by the "fixed height" mode
1941 // that we use for the wxDataViewCtrl
1942 gtk_tree_view_column_set_fixed_width( column, width < 0 ? wxDVC_DEFAULT_WIDTH : width );
1943 gtk_tree_view_column_set_sizing( column, GTK_TREE_VIEW_COLUMN_FIXED );
1944
1945 gtk_tree_view_column_pack_end( column, renderer, TRUE );
1946
1947 gtk_tree_view_column_set_cell_data_func( column, renderer,
1948 wxGtkTreeCellDataFunc, (gpointer) GetRenderer(), NULL );
1949 }
1950
1951 wxDataViewColumn::~wxDataViewColumn()
1952 {
1953 }
1954
1955 void wxDataViewColumn::OnInternalIdle()
1956 {
1957 if (m_isConnected)
1958 return;
1959
1960 if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
1961 {
1962 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
1963 if (column->button)
1964 {
1965 g_signal_connect(column->button, "button_press_event",
1966 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
1967
1968 m_isConnected = true;
1969 }
1970 }
1971 }
1972
1973 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
1974 {
1975 wxDataViewColumnBase::SetOwner( owner );
1976
1977 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
1978
1979 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
1980 }
1981
1982 void wxDataViewColumn::SetTitle( const wxString &title )
1983 {
1984 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
1985
1986 if (m_isConnected)
1987 {
1988 // disconnect before column->button gets recreated
1989 g_signal_handlers_disconnect_by_func( column->button,
1990 (GtkWidget*) gtk_dataview_header_button_press_callback, this);
1991
1992 m_isConnected = false;
1993 }
1994
1995 // FIXME: can it really happen that we don't have the owner here??
1996 wxDataViewCtrl *ctrl = GetOwner();
1997 gtk_tree_view_column_set_title( column, ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
1998 : wxGTK_CONV_SYS(title) );
1999
2000 gtk_tree_view_column_set_widget( column, NULL );
2001 }
2002
2003 wxString wxDataViewColumn::GetTitle() const
2004 {
2005 const gchar *str = gtk_tree_view_column_get_title( GTK_TREE_VIEW_COLUMN(m_column) );
2006 return wxConvFileName->cMB2WX(str);
2007 }
2008
2009 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
2010 {
2011 wxDataViewColumnBase::SetBitmap( bitmap );
2012
2013 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2014 if (bitmap.Ok())
2015 {
2016 GtkImage *gtk_image = GTK_IMAGE( gtk_image_new() );
2017
2018 GdkBitmap *mask = (GdkBitmap *) NULL;
2019 if (bitmap.GetMask())
2020 mask = bitmap.GetMask()->GetBitmap();
2021
2022 if (bitmap.HasPixbuf())
2023 {
2024 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
2025 bitmap.GetPixbuf());
2026 }
2027 else
2028 {
2029 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
2030 bitmap.GetPixmap(), mask);
2031 }
2032 gtk_widget_show( GTK_WIDGET(gtk_image) );
2033
2034 gtk_tree_view_column_set_widget( column, GTK_WIDGET(gtk_image) );
2035 }
2036 else
2037 {
2038 gtk_tree_view_column_set_widget( column, NULL );
2039 }
2040 }
2041
2042 void wxDataViewColumn::SetHidden( bool hidden )
2043 {
2044 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
2045 }
2046
2047 void wxDataViewColumn::SetResizeable( bool resizeable )
2048 {
2049 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
2050 }
2051
2052 void wxDataViewColumn::SetAlignment( wxAlignment align )
2053 {
2054 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2055
2056 gfloat xalign = 0.0;
2057 if (align == wxALIGN_RIGHT)
2058 xalign = 1.0;
2059 if (align == wxALIGN_CENTER_HORIZONTAL ||
2060 align == wxALIGN_CENTER)
2061 xalign = 0.5;
2062
2063 gtk_tree_view_column_set_alignment( column, xalign );
2064 }
2065
2066 wxAlignment wxDataViewColumn::GetAlignment() const
2067 {
2068 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
2069
2070 if (xalign == 1.0)
2071 return wxALIGN_RIGHT;
2072 if (xalign == 0.5)
2073 return wxALIGN_CENTER_HORIZONTAL;
2074
2075 return wxALIGN_LEFT;
2076 }
2077
2078 void wxDataViewColumn::SetSortable( bool sortable )
2079 {
2080 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2081
2082 if (sortable)
2083 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
2084 else
2085 gtk_tree_view_column_set_sort_column_id( column, -1 );
2086 }
2087
2088 bool wxDataViewColumn::IsSortable() const
2089 {
2090 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2091 return (gtk_tree_view_column_get_sort_column_id( column ) != -1);
2092 }
2093
2094 bool wxDataViewColumn::IsResizeable() const
2095 {
2096 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2097 return gtk_tree_view_column_get_resizable( column );
2098 }
2099
2100 bool wxDataViewColumn::IsHidden() const
2101 {
2102 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2103 return !gtk_tree_view_column_get_visible( column );
2104 }
2105
2106 void wxDataViewColumn::SetSortOrder( bool ascending )
2107 {
2108 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2109
2110 if (ascending)
2111 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
2112 else
2113 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
2114 }
2115
2116 bool wxDataViewColumn::IsSortOrderAscending() const
2117 {
2118 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2119
2120 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
2121 }
2122
2123 void wxDataViewColumn::SetMinWidth( int width )
2124 {
2125 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2126 }
2127
2128 int wxDataViewColumn::GetMinWidth() const
2129 {
2130 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
2131 }
2132
2133 int wxDataViewColumn::GetWidth() const
2134 {
2135 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
2136 }
2137
2138 void wxDataViewColumn::SetWidth( int width )
2139 {
2140 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
2141 }
2142
2143
2144 //-----------------------------------------------------------------------------
2145 // wxGtkTreeModelNode
2146 //-----------------------------------------------------------------------------
2147
2148 void wxGtkTreeModelNode::Resort()
2149 {
2150 g_model = m_internal->GetDataViewModel();
2151
2152 size_t child_count = GetChildCount();
2153 if (child_count == 0)
2154 return;
2155
2156 size_t node_count = GetNodesCount();
2157
2158 if (child_count == 1)
2159 {
2160 if (node_count == 1)
2161 {
2162 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
2163 node->Resort();
2164 }
2165 return;
2166 }
2167
2168 wxGtkTreeModelChildren *new_array = new wxGtkTreeModelChildren( wxGtkTreeModelNodeCmp );
2169
2170 size_t pos;
2171 for (pos = 0; pos < child_count; pos++)
2172 new_array->Add( m_children->Item( pos ) );
2173
2174 gint *new_order = new gint[child_count];
2175
2176 for (pos = 0; pos < child_count; pos++)
2177 {
2178 void *id = new_array->Item( pos );
2179 size_t old_pos;
2180 for (old_pos = 0; old_pos < child_count; old_pos++)
2181 {
2182 if (id == m_children->Item(old_pos))
2183 {
2184 new_order[pos] = old_pos;
2185 break;
2186 }
2187 }
2188 }
2189
2190 // for (pos = 0; pos < count; pos++)
2191 // m_children->Clear();
2192 delete m_children;
2193
2194 m_children = new_array;
2195
2196 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
2197
2198 GtkTreePath *path = gtk_tree_path_new ();
2199 wxGtkTreeModelNode *parent = GetParent();
2200 void *id = GetItem().GetID();
2201
2202 while (parent)
2203 {
2204 int pos = parent->GetChildren().Index( id );
2205 gtk_tree_path_prepend_index( path, pos );
2206 id = parent->GetItem().GetID();
2207 parent = parent->GetParent();
2208 }
2209
2210 GtkTreeIter iter;
2211 iter.user_data = id;
2212 iter.stamp = m_internal->GetGtkModel()->stamp;
2213 gtk_tree_model_rows_reordered( gtk_tree_model, path, &iter, new_order );
2214
2215 gtk_tree_path_free (path);
2216
2217 delete [] new_order;
2218
2219 for (pos = 0; pos < node_count; pos++)
2220 {
2221 wxGtkTreeModelNode *node = m_nodes.Item( pos );
2222 node->Resort();
2223 }
2224 }
2225
2226 //-----------------------------------------------------------------------------
2227 // wxDataViewCtrlInternal
2228 //-----------------------------------------------------------------------------
2229
2230 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
2231 wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
2232 {
2233 m_owner = owner;
2234 m_wx_model = wx_model;
2235 m_gtk_model = gtk_model;
2236 m_root = NULL;
2237 InitTree();
2238 }
2239
2240 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
2241 {
2242 g_object_unref( m_gtk_model );
2243 }
2244
2245 void wxDataViewCtrlInternal::InitTree()
2246 {
2247 wxDataViewItem item;
2248 m_root = new wxGtkTreeModelNode( NULL, item, this );
2249
2250 BuildBranch( m_root );
2251 }
2252
2253 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
2254 {
2255 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, m_owner->GetId() );
2256 event.SetEventObject( m_owner );
2257 event.SetModel( m_owner->GetModel() );
2258
2259 if (node->GetChildCount() == 0)
2260 {
2261 wxDataViewItem child = m_wx_model->GetFirstChild( node->GetItem() );
2262 while (child.IsOk())
2263 {
2264 if (m_wx_model->IsContainer( child ))
2265 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
2266 else
2267 node->AddLeave( child.GetID() );
2268
2269 event.SetItem( child );
2270 m_owner->GetEventHandler()->ProcessEvent( event );
2271
2272 child = m_wx_model->GetNextSibling( child );
2273 }
2274 }
2275 }
2276
2277 void wxDataViewCtrlInternal::Resort()
2278 {
2279 m_root->Resort();
2280 }
2281
2282 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
2283 {
2284 wxGtkTreeModelNode *parent_node = FindNode( parent );
2285 if (m_wx_model->IsContainer( item ))
2286 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
2287 else
2288 parent_node->AddLeave( item.GetID() );
2289
2290 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, m_owner->GetId() );
2291 event.SetEventObject( m_owner );
2292 event.SetModel( m_owner->GetModel() );
2293 event.SetItem( item );
2294 m_owner->GetEventHandler()->ProcessEvent( event );
2295
2296 return true;
2297 }
2298
2299 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &item )
2300 {
2301 wxGtkTreeModelNode *parent = FindParentNode( item );
2302 parent->DeleteChild( item.GetID() );
2303
2304 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED, m_owner->GetId() );
2305 event.SetEventObject( m_owner );
2306 event.SetModel( m_owner->GetModel() );
2307 event.SetItem( item );
2308 m_owner->GetEventHandler()->ProcessEvent( event );
2309
2310 return true;
2311 }
2312
2313 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
2314 {
2315 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED, m_owner->GetId() );
2316 event.SetEventObject( m_owner );
2317 event.SetModel( m_owner->GetModel() );
2318 event.SetItem( item );
2319 m_owner->GetEventHandler()->ProcessEvent( event );
2320
2321 return true;
2322 }
2323
2324 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
2325 {
2326 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED, m_owner->GetId() );
2327 event.SetEventObject( m_owner );
2328 event.SetModel( m_owner->GetModel() );
2329 event.SetColumn( col );
2330 event.SetItem( item );
2331 m_owner->GetEventHandler()->ProcessEvent( event );
2332
2333 return true;
2334 }
2335
2336 bool wxDataViewCtrlInternal::Cleared()
2337 {
2338 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED, m_owner->GetId() );
2339 event.SetEventObject( m_owner );
2340 event.SetModel( m_owner->GetModel() );
2341 m_owner->GetEventHandler()->ProcessEvent( event );
2342
2343 return true;
2344 }
2345
2346 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
2347 {
2348 g_model = m_wx_model;
2349
2350 int depth = gtk_tree_path_get_depth( path );
2351
2352 wxGtkTreeModelNode *node = m_root;
2353
2354 int i;
2355 for (i = 0; i < depth; i++)
2356 {
2357 BuildBranch( node );
2358
2359 gint pos = gtk_tree_path_get_indices (path)[i];
2360 if (pos < 0) return FALSE;
2361 if ((size_t)pos >= node->GetChildCount()) return FALSE;
2362
2363 void* id = node->GetChildren().Item( (size_t) pos );
2364
2365 if (i == depth-1)
2366 {
2367 iter->stamp = m_gtk_model->stamp;
2368 iter->user_data = id;
2369 return TRUE;
2370 }
2371
2372 size_t count = node->GetNodes().GetCount();
2373 size_t pos2;
2374 for (pos2 = 0; pos2 < count; pos2++)
2375 {
2376 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
2377 if (child_node->GetItem().GetID() == id)
2378 {
2379 node = child_node;
2380 break;
2381 }
2382 }
2383 }
2384
2385 return FALSE;
2386 }
2387
2388 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
2389 {
2390 g_model = m_wx_model;
2391
2392 GtkTreePath *retval = gtk_tree_path_new ();
2393 void *id = iter->user_data;
2394
2395 wxGtkTreeModelNode *node = FindParentNode( iter );
2396 while (node)
2397 {
2398 int pos = node->GetChildren().Index( id );
2399 gtk_tree_path_prepend_index( retval, pos );
2400
2401 id = node->GetItem().GetID();
2402 node = node->GetParent();
2403 }
2404
2405 return retval;
2406 }
2407
2408 GtkTreePath *wxDataViewCtrlInternal::get_path_safe( GtkTreeIter *iter )
2409 {
2410 g_model = m_wx_model;
2411
2412 GtkTreePath *retval = gtk_tree_path_new ();
2413 void *id = iter->user_data;
2414
2415 wxGtkTreeModelNode *node = FindParentNode( iter );
2416 while (node)
2417 {
2418 size_t pos;
2419 for (pos = 0; pos < node->GetChildren().GetCount(); pos++)
2420 {
2421 if (id == node->GetChildren().Item( pos ))
2422 {
2423 gtk_tree_path_prepend_index( retval, (int) pos );
2424 continue;
2425 }
2426 }
2427
2428 id = node->GetItem().GetID();
2429 node = node->GetParent();
2430 }
2431
2432 return retval;
2433 }
2434
2435 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
2436 {
2437 g_model = m_wx_model;
2438
2439 wxGtkTreeModelNode *parent = FindParentNode( iter );
2440 unsigned int pos = parent->GetChildren().Index( iter->user_data );
2441
2442 if (pos == parent->GetChildCount()-1)
2443 return FALSE;
2444
2445 iter->stamp = m_gtk_model->stamp;
2446 iter->user_data = parent->GetChildren().Item( pos+1 );
2447
2448 return TRUE;
2449 }
2450
2451 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
2452 {
2453 g_model = m_wx_model;
2454
2455 wxDataViewItem item( (void*) parent->user_data );
2456
2457 if (!m_wx_model->IsContainer( item ))
2458 return FALSE;
2459
2460 wxGtkTreeModelNode *parent_node = FindNode( parent );
2461 BuildBranch( parent_node );
2462
2463 if (parent_node->GetChildCount() == 0)
2464 return FALSE;
2465
2466 iter->stamp = m_gtk_model->stamp;
2467 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
2468
2469 return TRUE;
2470 }
2471
2472 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
2473 {
2474 g_model = m_wx_model;
2475
2476 wxDataViewItem item( (void*) iter->user_data );
2477 bool is_container = m_wx_model->IsContainer( item );
2478
2479 if (!is_container)
2480 return FALSE;
2481
2482 wxGtkTreeModelNode *node = FindNode( iter );
2483 BuildBranch( node );
2484
2485 return (node->GetChildCount() > 0);
2486 }
2487
2488 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
2489 {
2490 g_model = m_wx_model;
2491
2492 wxDataViewItem item( (void*) iter->user_data );
2493
2494 if (!m_wx_model->IsContainer( item ))
2495 return 0;
2496
2497 wxGtkTreeModelNode *parent_node = FindNode( iter );
2498 BuildBranch( parent_node );
2499
2500 // wxPrintf( "iter_n_children %d\n", parent_node->GetChildCount() );
2501
2502 return parent_node->GetChildCount();
2503 }
2504
2505 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
2506 {
2507 g_model = m_wx_model;
2508
2509 void* id = NULL;
2510 if (parent) id = (void*) parent->user_data;
2511 wxDataViewItem item( id );
2512
2513 if (!m_wx_model->IsContainer( item ))
2514 return FALSE;
2515
2516 wxGtkTreeModelNode *parent_node = FindNode( parent );
2517 BuildBranch( parent_node );
2518
2519 // wxPrintf( "iter_nth_child %d\n", n );
2520
2521 iter->stamp = m_gtk_model->stamp;
2522 iter->user_data = parent_node->GetChildren().Item( n );
2523
2524 return TRUE;
2525 }
2526
2527 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
2528 {
2529 g_model = m_wx_model;
2530
2531 wxGtkTreeModelNode *node = FindParentNode( child );
2532 if (!node)
2533 return FALSE;
2534
2535 iter->stamp = m_gtk_model->stamp;
2536 iter->user_data = (gpointer) node->GetItem().GetID();
2537
2538 return TRUE;
2539 }
2540
2541 static wxGtkTreeModelNode*
2542 wxDataViewCtrlInternal_FindNode( wxGtkTreeModelNode *node, const wxDataViewItem &item )
2543 {
2544 if (!node) return NULL;
2545
2546 size_t count = node->GetNodesCount();
2547 size_t i;
2548 for (i = 0; i < count; i++)
2549 {
2550 wxGtkTreeModelNode *child = node->GetNodes().Item( i );
2551 if (child->GetItem().GetID() == item.GetID())
2552 {
2553 // wxPrintf( "leave findnode at %d\n", i );
2554 return child;
2555 }
2556
2557 wxGtkTreeModelNode *node2 = wxDataViewCtrlInternal_FindNode( child, item );
2558 if (node2)
2559 {
2560 // wxPrintf( "branch findnode at %d\n", i );
2561 return node2;
2562 }
2563 }
2564
2565 return NULL;
2566 }
2567
2568 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
2569 {
2570 if (!iter)
2571 return m_root;
2572
2573 wxDataViewItem item( (void*) iter->user_data );
2574 if (!item.IsOk())
2575 return m_root;
2576
2577 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_root, item );
2578
2579 if (!result)
2580 {
2581 wxPrintf( "Not found %d\n", (int) iter->user_data );
2582 char *crash = NULL;
2583 *crash = 0;
2584 }
2585
2586 return result;
2587 }
2588
2589 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
2590 {
2591 if (!item.IsOk())
2592 return m_root;
2593
2594 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_root, item );
2595
2596 if (!result)
2597 {
2598 wxPrintf( "Not found %d\n", (int) item.GetID() );
2599 char *crash = NULL;
2600 *crash = 0;
2601 }
2602
2603 return result;
2604 }
2605
2606 static wxGtkTreeModelNode*
2607 wxDataViewCtrlInternal_FindParentNode( wxGtkTreeModelNode *node, const wxDataViewItem &item )
2608 {
2609 size_t child_count = node->GetChildCount();
2610 void *id = item.GetID();
2611 const wxGtkTreeModelChildren &children = node->GetChildren();
2612 size_t pos;
2613 for (pos = 0; pos < child_count; pos++)
2614 {
2615 if (children.Item( pos ) == id)
2616 return node;
2617 }
2618
2619 size_t node_count = node->GetNodesCount();
2620 for (pos = 0; pos < node_count; pos++)
2621 {
2622 wxGtkTreeModelNode *child = node->GetNodes().Item( pos );
2623
2624 wxGtkTreeModelNode *node2 = wxDataViewCtrlInternal_FindParentNode( child, item );
2625 if (node2)
2626 {
2627 // wxPrintf( "branch findnode at %d\n", i );
2628 return node2;
2629 }
2630 }
2631
2632 return NULL;
2633 }
2634
2635 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
2636 {
2637 if (!iter)
2638 return NULL;
2639
2640 wxDataViewItem item( (void*) iter->user_data );
2641 if (!item.IsOk())
2642 return NULL;
2643
2644 return wxDataViewCtrlInternal_FindParentNode( m_root, item );
2645 }
2646
2647 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
2648 {
2649 if (!item.IsOk())
2650 return NULL;
2651
2652 return wxDataViewCtrlInternal_FindParentNode( m_root, item );
2653 }
2654
2655 //-----------------------------------------------------------------------------
2656 // wxDataViewCtrl signal callbacks
2657 //-----------------------------------------------------------------------------
2658
2659 static void
2660 wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCtrl *dv )
2661 {
2662 if (!GTK_WIDGET_REALIZED(dv->m_widget))
2663 return;
2664
2665 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED, dv->GetId() );
2666 // TODO: item
2667 event.SetModel( dv->GetModel() );
2668 dv->GetEventHandler()->ProcessEvent( event );
2669 }
2670
2671 static void
2672 wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
2673 GtkTreeViewColumn *column, wxDataViewCtrl *dv )
2674 {
2675 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
2676
2677 GtkTreeIter iter;
2678 dv->GtkGetInternal()->get_iter( &iter, path );
2679 wxDataViewItem item( (void*) iter.user_data );;
2680 event.SetItem( item );
2681 event.SetModel( dv->GetModel() );
2682 dv->GetEventHandler()->ProcessEvent( event );
2683 }
2684
2685 //-----------------------------------------------------------------------------
2686 // wxDataViewCtrl
2687 //-----------------------------------------------------------------------------
2688
2689 //-----------------------------------------------------------------------------
2690 // InsertChild for wxDataViewCtrl
2691 //-----------------------------------------------------------------------------
2692
2693 static void wxInsertChildInDataViewCtrl( wxWindowGTK* parent, wxWindowGTK* child )
2694 {
2695 wxDataViewCtrl * dvc = (wxDataViewCtrl*) parent;
2696 GtkWidget *treeview = dvc->GtkGetTreeView();
2697
2698 // Insert widget in GtkTreeView
2699 if (GTK_WIDGET_REALIZED(treeview))
2700 gtk_widget_set_parent_window( child->m_widget,
2701 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
2702 gtk_widget_set_parent( child->m_widget, treeview );
2703 }
2704
2705 static
2706 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
2707 GtkAllocation *alloc,
2708 wxDataViewCtrl *win )
2709 {
2710
2711 wxWindowList::Node *node = win->GetChildren().GetFirst();
2712 while (node)
2713 {
2714 wxWindow *child = node->GetData();
2715
2716 GtkRequisition req;
2717 gtk_widget_size_request( child->m_widget, &req );
2718
2719 GtkAllocation alloc;
2720 alloc.x = child->m_x;
2721 alloc.y = child->m_y;
2722 alloc.width = child->m_width;
2723 alloc.height = child->m_height;
2724 gtk_widget_size_allocate( child->m_widget, &alloc );
2725
2726 node = node->GetNext();
2727 }
2728 }
2729
2730
2731
2732 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
2733
2734 wxDataViewCtrl::~wxDataViewCtrl()
2735 {
2736 if (m_notifier)
2737 GetModel()->RemoveNotifier( m_notifier );
2738
2739 // remove the model from the GtkTreeView before it gets destroyed by the
2740 // wxDataViewCtrlBase's dtor
2741 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
2742
2743 delete m_internal;
2744 }
2745
2746 void wxDataViewCtrl::Init()
2747 {
2748 m_notifier = NULL;
2749 }
2750
2751 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
2752 const wxPoint& pos, const wxSize& size,
2753 long style, const wxValidator& validator )
2754 {
2755 Init();
2756
2757 if (!PreCreation( parent, pos, size ) ||
2758 !CreateBase( parent, id, pos, size, style, validator ))
2759 {
2760 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
2761 return false;
2762 }
2763
2764 m_insertCallback = wxInsertChildInDataViewCtrl;
2765
2766 m_widget = gtk_scrolled_window_new (NULL, NULL);
2767
2768 GtkScrolledWindowSetBorder(m_widget, style);
2769
2770 m_treeview = gtk_tree_view_new();
2771 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
2772
2773 g_signal_connect (m_treeview, "size_allocate",
2774 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
2775
2776 #ifdef __WXGTK26__
2777 if (!gtk_check_version(2,6,0))
2778 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), TRUE );
2779 #endif
2780
2781 if (style & wxDV_MULTIPLE)
2782 {
2783 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
2784 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
2785 }
2786
2787 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
2788
2789 #ifdef __WXGTK210__
2790 if (!gtk_check_version(2,10,0))
2791 {
2792 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
2793
2794 if ((style & wxDV_HORIZ_RULES) != 0 &&
2795 (style & wxDV_VERT_RULES) != 0)
2796 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
2797 else if (style & wxDV_VERT_RULES)
2798 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
2799 else if (style & wxDV_HORIZ_RULES)
2800 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
2801
2802 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
2803 }
2804 else
2805 #endif
2806 {
2807 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_HORIZ_RULES) != 0 );
2808 }
2809
2810 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
2811 GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
2812 gtk_widget_show (m_treeview);
2813
2814 m_parent->DoAddChild( this );
2815
2816 PostCreation(size);
2817
2818 GtkEnableSelectionEvents();
2819
2820 g_signal_connect_after (m_treeview, "row_activated",
2821 G_CALLBACK (wxdataview_row_activated_callback), this);
2822
2823 return true;
2824 }
2825
2826 void wxDataViewCtrl::OnInternalIdle()
2827 {
2828 wxWindow::OnInternalIdle();
2829
2830 unsigned int cols = GetColumnCount();
2831 unsigned int i;
2832 for (i = 0; i < cols; i++)
2833 {
2834 wxDataViewColumn *col = GetColumn( i );
2835 col->OnInternalIdle();
2836 }
2837 }
2838
2839 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
2840 {
2841 if (!wxDataViewCtrlBase::AssociateModel( model ))
2842 return false;
2843
2844 GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
2845 m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
2846 gtk_model->internal = m_internal;
2847
2848 m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this );
2849
2850 model->AddNotifier( m_notifier );
2851
2852 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) );
2853
2854 // unref in wxDataViewCtrlInternal
2855 // g_object_unref( gtk_model );
2856
2857 return true;
2858 }
2859
2860 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
2861 {
2862 if (!wxDataViewCtrlBase::AppendColumn(col))
2863 return false;
2864
2865 GtkTreeViewColumn *column = (GtkTreeViewColumn *)col->GetGtkHandle();
2866
2867 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview), column );
2868
2869 return true;
2870 }
2871
2872 wxDataViewItem wxDataViewCtrl::GetSelection()
2873 {
2874 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
2875
2876 if (m_windowStyle & wxDV_MULTIPLE)
2877 {
2878 }
2879 else
2880 {
2881 GtkTreeIter iter;
2882 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
2883 {
2884 wxDataViewItem item( (void*) iter.user_data );
2885 return item;
2886 }
2887 }
2888
2889 return wxDataViewItem(0);
2890 }
2891
2892 void wxDataViewCtrl::DoSetExpanderColumn()
2893 {
2894 }
2895
2896 void wxDataViewCtrl::DoSetIndent()
2897 {
2898 }
2899
2900 void wxDataViewCtrl::GtkDisableSelectionEvents()
2901 {
2902 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
2903 g_signal_connect_after (selection, "changed",
2904 G_CALLBACK (wxdataview_selection_changed_callback), this);
2905 }
2906
2907 void wxDataViewCtrl::GtkEnableSelectionEvents()
2908 {
2909 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
2910 g_signal_handlers_disconnect_by_func( selection,
2911 (gpointer) (wxdataview_selection_changed_callback), this);
2912 }
2913
2914 // static
2915 wxVisualAttributes
2916 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
2917 {
2918 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
2919 }
2920
2921
2922 #endif
2923 // !wxUSE_GENERICDATAVIEWCTRL
2924
2925 #endif
2926 // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)