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[wxWidgets.git] / src / gtk / dataview.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/gtk/dataview.cpp
3 // Purpose: wxDataViewCtrl GTK+2 implementation
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #if wxUSE_DATAVIEWCTRL
14
15 #include "wx/dataview.h"
16
17 #ifndef wxUSE_GENERICDATAVIEWCTRL
18
19 #ifndef WX_PRECOMP
20 #include "wx/log.h"
21 #include "wx/dcclient.h"
22 #include "wx/sizer.h"
23 #include "wx/settings.h"
24 #include "wx/crt.h"
25 #endif
26
27 #include "wx/stockitem.h"
28 #include "wx/calctrl.h"
29 #include "wx/popupwin.h"
30 #include "wx/listimpl.cpp"
31
32 #include "wx/gtk/private.h"
33 #include "wx/gtk/dc.h"
34 #include "wx/gtk/dcclient.h"
35
36 #include "wx/gtk/private/gdkconv.h"
37 using namespace wxGTKImpl;
38
39 //-----------------------------------------------------------------------------
40 //-----------------------------------------------------------------------------
41
42 static wxDataViewCtrlInternal *gs_internal = NULL;
43
44 class wxGtkTreeModelNode;
45
46 extern "C" {
47 typedef struct _GtkWxTreeModel GtkWxTreeModel;
48 }
49
50 // ----------------------------------------------------------------------------
51 // wxGtkTreePath: self-destroying GtkTreePath
52 // ----------------------------------------------------------------------------
53
54 // Usually this object is initialized with the associated GtkTreePath
55 // immediately when it's constructed but it can also be changed later either by
56 // using Assign() or by getting the pointer to the internally stored pointer
57 // value using ByRef(). The latter should be avoided but is very convenient
58 // when using GTK functions with GtkTreePath output parameters.
59 class wxGtkTreePath
60 {
61 public:
62 // Ctor takes ownership of the given path and will free it if non-NULL.
63 wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
64
65 // Creates a tree path for the given string path.
66 wxGtkTreePath(const gchar *strpath)
67 : m_path(gtk_tree_path_new_from_string(strpath))
68 {
69 }
70
71 // Set the stored pointer if not done by ctor.
72 void Assign(GtkTreePath *path)
73 {
74 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
75
76 m_path = path;
77 }
78
79 // Return the pointer to the internally stored pointer. This should only be
80 // used to initialize the object by passing it to some GTK function.
81 GtkTreePath **ByRef()
82 {
83 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
84
85 return &m_path;
86 }
87
88
89 operator GtkTreePath *() const { return m_path; }
90
91 ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
92
93 private:
94 GtkTreePath *m_path;
95
96 wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
97 };
98
99 // ----------------------------------------------------------------------------
100 // wxGtkTreeSelectionLock: prevent selection from changing during the
101 // lifetime of this object
102 // ----------------------------------------------------------------------------
103
104 // Implementation note: it could be expected that setting the selection
105 // function in this class ctor and resetting it back to the old value in its
106 // dtor would work. However currently gtk_tree_selection_get_select_function()
107 // can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
108 // so we can't do this. Instead, we always use the selection function (which
109 // imposes extra overhead, albeit minimal one, on all selection operations) and
110 // just set/reset the flag telling it whether it should allow or forbid the
111 // selection.
112 //
113 // Also notice that currently only a single object of this class may exist at
114 // any given moment. It's just simpler like this and we don't need anything
115 // more for now.
116
117 extern "C"
118 gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
119 GtkTreeModel * WXUNUSED(model),
120 GtkTreePath * WXUNUSED(path),
121 gboolean WXUNUSED(path_currently_selected),
122 gpointer data)
123 {
124 return data == NULL;
125 }
126
127 class wxGtkTreeSelectionLock
128 {
129 public:
130 wxGtkTreeSelectionLock(GtkTreeSelection *selection)
131 : m_selection(selection)
132 {
133 wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
134
135 ms_instance = this;
136
137 CheckCurrentSelectionFunc(NULL);
138
139 // Pass some non-NULL pointer as "data" for the callback, it doesn't
140 // matter what it is as long as it's non-NULL.
141 gtk_tree_selection_set_select_function(selection,
142 wxdataview_selection_func,
143 this,
144 NULL);
145 }
146
147 ~wxGtkTreeSelectionLock()
148 {
149 CheckCurrentSelectionFunc(wxdataview_selection_func);
150
151 gtk_tree_selection_set_select_function(m_selection,
152 wxdataview_selection_func,
153 NULL,
154 NULL);
155
156 ms_instance = NULL;
157 }
158
159 private:
160 void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
161 {
162 // We can only use gtk_tree_selection_get_select_function() with 2.14+
163 // so check for its availability both during compile- and run-time.
164 #if GTK_CHECK_VERSION(2, 14, 0)
165 if ( gtk_check_version(2, 14, 0) != NULL )
166 return;
167
168 // If this assert is triggered, it means the code elsewhere has called
169 // gtk_tree_selection_set_select_function() but currently doing this
170 // breaks this class so the code here needs to be changed.
171 wxASSERT_MSG
172 (
173 gtk_tree_selection_get_select_function(m_selection) == func,
174 "selection function has changed unexpectedly, review this code!"
175 );
176 #endif // GTK+ 2.14+
177
178 wxUnusedVar(func);
179 }
180
181 static wxGtkTreeSelectionLock *ms_instance;
182
183 GtkTreeSelection * const m_selection;
184
185 wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
186 };
187
188 wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
189
190 //-----------------------------------------------------------------------------
191 // wxDataViewCtrlInternal
192 //-----------------------------------------------------------------------------
193
194 WX_DECLARE_LIST(wxDataViewItem, ItemList);
195 WX_DEFINE_LIST(ItemList)
196
197 class wxDataViewCtrlInternal
198 {
199 public:
200 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model );
201 ~wxDataViewCtrlInternal();
202
203 // model iface
204 GtkTreeModelFlags get_flags();
205 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
206 GtkTreePath *get_path( GtkTreeIter *iter);
207 gboolean iter_next( GtkTreeIter *iter );
208 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
209 gboolean iter_has_child( GtkTreeIter *iter );
210 gint iter_n_children( GtkTreeIter *iter );
211 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
212 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
213
214 // dnd iface
215
216 bool EnableDragSource( const wxDataFormat &format );
217 bool EnableDropTarget( const wxDataFormat &format );
218
219 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
220 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
221 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
222 GtkSelectionData *selection_data );
223 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
224 GtkSelectionData *selection_data );
225 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
226 GtkSelectionData *selection_data );
227
228 // notifactions from wxDataViewModel
229 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
230 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
231 bool ItemChanged( const wxDataViewItem &item );
232 bool ValueChanged( const wxDataViewItem &item, unsigned int col );
233 bool Cleared();
234 void Resort();
235
236 // sorting interface
237 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
238 GtkSortType GetSortOrder() const { return m_sort_order; }
239
240 void SetSortColumn( int column ) { m_sort_column = column; }
241 int GetSortColumn() const { return m_sort_column; }
242
243 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
244 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
245
246 bool IsSorted() { return (m_sort_column >= 0); }
247
248 // accessors
249 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
250 const wxDataViewModel* GetDataViewModel() const { return m_wx_model; }
251 wxDataViewCtrl* GetOwner() { return m_owner; }
252 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
253
254 // item can be deleted already in the model
255 int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
256
257 protected:
258 void InitTree();
259 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
260 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
261 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
262 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
263 void BuildBranch( wxGtkTreeModelNode *branch );
264
265 private:
266 wxGtkTreeModelNode *m_root;
267 wxDataViewModel *m_wx_model;
268 GtkWxTreeModel *m_gtk_model;
269 wxDataViewCtrl *m_owner;
270 GtkSortType m_sort_order;
271 wxDataViewColumn *m_dataview_sort_column;
272 int m_sort_column;
273
274 GtkTargetEntry m_dragSourceTargetEntry;
275 wxCharBuffer m_dragSourceTargetEntryTarget;
276 wxDataObject *m_dragDataObject;
277
278 GtkTargetEntry m_dropTargetTargetEntry;
279 wxCharBuffer m_dropTargetTargetEntryTarget;
280 wxDataObject *m_dropDataObject;
281 };
282
283
284 //-----------------------------------------------------------------------------
285 // wxGtkTreeModelNode
286 //-----------------------------------------------------------------------------
287
288 static
289 int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
290 {
291 int ret = gs_internal->GetDataViewModel()->Compare( *id1, *id2,
292 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
293
294 return ret;
295 }
296
297 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
298 WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
299
300 class wxGtkTreeModelNode
301 {
302 public:
303 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
304 wxDataViewCtrlInternal *internal )
305 {
306 m_parent = parent;
307 m_item = item;
308 m_internal = internal;
309 }
310
311 ~wxGtkTreeModelNode()
312 {
313 size_t count = m_nodes.GetCount();
314 size_t i;
315 for (i = 0; i < count; i++)
316 {
317 wxGtkTreeModelNode *child = m_nodes.Item( i );
318 delete child;
319 }
320 }
321
322 unsigned int AddNode( wxGtkTreeModelNode* child )
323 {
324 m_nodes.Add( child );
325
326 void *id = child->GetItem().GetID();
327
328 m_children.Add( id );
329
330 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
331 {
332 gs_internal = m_internal;
333 m_children.Sort( &wxGtkTreeModelChildCmp );
334 return m_children.Index( id );
335 }
336
337 return m_children.GetCount()-1;
338 }
339
340 unsigned int AddLeave( void* id )
341 {
342 m_children.Add( id );
343
344 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
345 {
346 gs_internal = m_internal;
347 m_children.Sort( &wxGtkTreeModelChildCmp );
348 return m_children.Index( id );
349 }
350
351 return m_children.GetCount()-1;
352 }
353
354 void DeleteChild( void* id )
355 {
356 m_children.Remove( id );
357
358 unsigned int count = m_nodes.GetCount();
359 unsigned int pos;
360 for (pos = 0; pos < count; pos++)
361 {
362 wxGtkTreeModelNode *node = m_nodes.Item( pos );
363 if (node->GetItem().GetID() == id)
364 {
365 m_nodes.RemoveAt( pos );
366 delete node;
367 break;
368 }
369 }
370 }
371
372 wxGtkTreeModelNode* GetParent()
373 { return m_parent; }
374 wxGtkTreeModelNodes &GetNodes()
375 { return m_nodes; }
376 wxGtkTreeModelChildren &GetChildren()
377 { return m_children; }
378
379 unsigned int GetChildCount() const { return m_children.GetCount(); }
380 unsigned int GetNodesCount() const { return m_nodes.GetCount(); }
381
382 wxDataViewItem &GetItem() { return m_item; }
383 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
384
385 void Resort();
386
387 private:
388 wxGtkTreeModelNode *m_parent;
389 wxGtkTreeModelNodes m_nodes;
390 wxGtkTreeModelChildren m_children;
391 wxDataViewItem m_item;
392 wxDataViewCtrlInternal *m_internal;
393 };
394
395
396 //-----------------------------------------------------------------------------
397 // data
398 //-----------------------------------------------------------------------------
399
400 extern bool g_blockEventsOnDrag;
401
402 //-----------------------------------------------------------------------------
403 // define new GTK+ class wxGtkTreeModel
404 //-----------------------------------------------------------------------------
405
406 extern "C" {
407
408 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
409 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
410 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
411 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
412 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
413 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
414
415 GType gtk_wx_tree_model_get_type (void);
416
417 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
418
419 struct _GtkWxTreeModel
420 {
421 GObject parent;
422
423 /*< private >*/
424 gint stamp;
425 wxDataViewCtrlInternal *internal;
426 };
427
428 struct _GtkWxTreeModelClass
429 {
430 GObjectClass list_parent_class;
431 };
432
433 static GtkWxTreeModel *wxgtk_tree_model_new (void);
434 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
435 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
436
437 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
438 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
439 static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
440 static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
441
442 static void wxgtk_tree_model_finalize (GObject *object);
443 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
444 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
445 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
446 gint index);
447 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
448 GtkTreeIter *iter,
449 GtkTreePath *path);
450 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
451 GtkTreeIter *iter);
452 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
453 GtkTreeIter *iter,
454 gint column,
455 GValue *value);
456 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
457 GtkTreeIter *iter);
458 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
459 GtkTreeIter *iter,
460 GtkTreeIter *parent);
461 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
462 GtkTreeIter *iter);
463 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
464 GtkTreeIter *iter);
465 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
466 GtkTreeIter *iter,
467 GtkTreeIter *parent,
468 gint n);
469 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
470 GtkTreeIter *iter,
471 GtkTreeIter *child);
472
473 /* sortable */
474 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
475 gint *sort_column_id,
476 GtkSortType *order);
477 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
478 gint sort_column_id,
479 GtkSortType order);
480 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
481 gint sort_column_id,
482 GtkTreeIterCompareFunc func,
483 gpointer data,
484 GtkDestroyNotify destroy);
485 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
486 GtkTreeIterCompareFunc func,
487 gpointer data,
488 GtkDestroyNotify destroy);
489 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
490
491 /* drag'n'drop */
492 static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
493 GtkTreePath *path);
494 static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
495 GtkTreePath *path);
496 static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
497 GtkTreePath *path,
498 GtkSelectionData *selection_data);
499 static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
500 GtkTreePath *dest,
501 GtkSelectionData *selection_data);
502 static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
503 GtkTreePath *dest_path,
504 GtkSelectionData *selection_data);
505
506
507 static GObjectClass *list_parent_class = NULL;
508
509 GType
510 gtk_wx_tree_model_get_type (void)
511 {
512 static GType tree_model_type = 0;
513
514 if (!tree_model_type)
515 {
516 const GTypeInfo tree_model_info =
517 {
518 sizeof (GtkWxTreeModelClass),
519 NULL, /* base_init */
520 NULL, /* base_finalize */
521 (GClassInitFunc) wxgtk_tree_model_class_init,
522 NULL, /* class_finalize */
523 NULL, /* class_data */
524 sizeof (GtkWxTreeModel),
525 0,
526 (GInstanceInitFunc) wxgtk_tree_model_init,
527 };
528
529 static const GInterfaceInfo tree_model_iface_info =
530 {
531 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
532 NULL,
533 NULL
534 };
535
536 static const GInterfaceInfo sortable_iface_info =
537 {
538 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
539 NULL,
540 NULL
541 };
542
543 static const GInterfaceInfo drag_source_iface_info =
544 {
545 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
546 NULL,
547 NULL
548 };
549
550 static const GInterfaceInfo drag_dest_iface_info =
551 {
552 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
553 NULL,
554 NULL
555 };
556
557 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
558 &tree_model_info, (GTypeFlags)0 );
559
560 g_type_add_interface_static (tree_model_type,
561 GTK_TYPE_TREE_MODEL,
562 &tree_model_iface_info);
563 g_type_add_interface_static (tree_model_type,
564 GTK_TYPE_TREE_SORTABLE,
565 &sortable_iface_info);
566 g_type_add_interface_static (tree_model_type,
567 GTK_TYPE_TREE_DRAG_DEST,
568 &drag_dest_iface_info);
569 g_type_add_interface_static (tree_model_type,
570 GTK_TYPE_TREE_DRAG_SOURCE,
571 &drag_source_iface_info);
572 }
573
574 return tree_model_type;
575 }
576
577 static GtkWxTreeModel *
578 wxgtk_tree_model_new(void)
579 {
580 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
581 return retval;
582 }
583
584 static void
585 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
586 {
587 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
588 GObjectClass *object_class = (GObjectClass*) klass;
589 object_class->finalize = wxgtk_tree_model_finalize;
590 }
591
592 static void
593 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
594 {
595 iface->get_flags = wxgtk_tree_model_get_flags;
596 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
597 iface->get_column_type = wxgtk_tree_model_get_column_type;
598 iface->get_iter = wxgtk_tree_model_get_iter;
599 iface->get_path = wxgtk_tree_model_get_path;
600 iface->get_value = wxgtk_tree_model_get_value;
601 iface->iter_next = wxgtk_tree_model_iter_next;
602 iface->iter_children = wxgtk_tree_model_iter_children;
603 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
604 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
605 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
606 iface->iter_parent = wxgtk_tree_model_iter_parent;
607 }
608
609 static void
610 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
611 {
612 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
613 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
614 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
615 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
616 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
617 }
618
619 static void
620 wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
621 {
622 iface->row_draggable = wxgtk_tree_model_row_draggable;
623 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
624 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
625 }
626
627 static void
628 wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
629 {
630 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
631 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
632 }
633
634 static void
635 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
636 {
637 tree_model->internal = NULL;
638 tree_model->stamp = g_random_int();
639 }
640
641 static void
642 wxgtk_tree_model_finalize (GObject *object)
643 {
644 /* must chain up */
645 (* list_parent_class->finalize) (object);
646 }
647
648 } // extern "C"
649
650 //-----------------------------------------------------------------------------
651 // implement callbacks from wxGtkTreeModel class by letting
652 // them call the methods of wxWidgets' wxDataViewModel
653 //-----------------------------------------------------------------------------
654
655 static GtkTreeModelFlags
656 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
657 {
658 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
659 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
660
661 return wxtree_model->internal->get_flags();
662 }
663
664 static gint
665 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
666 {
667 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
668 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
669
670 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
671 }
672
673 static GType
674 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
675 gint index)
676 {
677 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
678 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
679
680 GType gtype = G_TYPE_INVALID;
681
682 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
683
684 if (wxtype == wxT("string"))
685 gtype = G_TYPE_STRING;
686 else
687 {
688 gtype = G_TYPE_POINTER;
689 // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
690 }
691
692 return gtype;
693 }
694
695 static gboolean
696 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
697 GtkTreeIter *iter,
698 GtkTreePath *path)
699 {
700 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
701 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
702 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
703
704 return wxtree_model->internal->get_iter( iter, path );
705 }
706
707 static GtkTreePath *
708 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
709 GtkTreeIter *iter)
710 {
711 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
712 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
713 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
714
715 return wxtree_model->internal->get_path( iter );
716 }
717
718 static void
719 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
720 GtkTreeIter *iter,
721 gint column,
722 GValue *value)
723 {
724 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
725 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
726
727 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
728 wxString mtype = model->GetColumnType( (unsigned int) column );
729 if (mtype == wxT("string"))
730 {
731 wxVariant variant;
732 g_value_init( value, G_TYPE_STRING );
733 wxDataViewItem item( (void*) iter->user_data );
734 model->GetValue( variant, item, (unsigned int) column );
735
736 g_value_set_string( value, variant.GetString().utf8_str() );
737 }
738 else
739 {
740 wxFAIL_MSG( wxT("non-string columns not supported yet") );
741 }
742 }
743
744 static gboolean
745 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
746 GtkTreeIter *iter)
747 {
748 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
749
750 // This happens when clearing the view by calling .._set_model( NULL );
751 if (iter->stamp == 0) return FALSE;
752
753 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
754 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
755
756 return wxtree_model->internal->iter_next( iter );
757 }
758
759 static gboolean
760 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
761 GtkTreeIter *iter,
762 GtkTreeIter *parent)
763 {
764 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
765 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
766 if (parent)
767 {
768 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
769 }
770
771 return wxtree_model->internal->iter_children( iter, parent );
772 }
773
774 static gboolean
775 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
776 GtkTreeIter *iter)
777 {
778 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
779 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
780 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
781
782 return wxtree_model->internal->iter_has_child( iter );
783 }
784
785 static gint
786 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
787 GtkTreeIter *iter)
788 {
789 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
790 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
791 g_return_val_if_fail ( !iter || wxtree_model->stamp == iter->stamp, 0);
792
793 return wxtree_model->internal->iter_n_children( iter );
794 }
795
796 static gboolean
797 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
798 GtkTreeIter *iter,
799 GtkTreeIter *parent,
800 gint n)
801 {
802 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
803 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
804
805 return wxtree_model->internal->iter_nth_child( iter, parent, n );
806 }
807
808 static gboolean
809 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
810 GtkTreeIter *iter,
811 GtkTreeIter *child)
812 {
813 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
814 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
815 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
816
817 return wxtree_model->internal->iter_parent( iter, child );
818 }
819
820 /* drag'n'drop iface */
821 static gboolean
822 wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
823 GtkTreePath *path)
824 {
825 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
826 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
827
828 return wxtree_model->internal->row_draggable( drag_source, path );
829 }
830
831 static gboolean
832 wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
833 GtkTreePath *path)
834 {
835 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
836 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
837
838 return wxtree_model->internal->drag_data_delete( drag_source, path );
839 }
840
841 static gboolean
842 wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
843 GtkTreePath *path,
844 GtkSelectionData *selection_data)
845 {
846 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
847 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
848
849 #if 0
850 wxPrintf( "drag_get_data\n");
851
852 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
853 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
854
855 wxGtkString atom_target(gdk_atom_name(selection_data->target));
856 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
857
858 wxGtkString atom_type(gdk_atom_name(selection_data->type));
859 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
860
861 wxPrintf( "format %d\n", selection_data->format );
862 #endif
863
864 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
865 }
866
867 static gboolean
868 wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
869 GtkTreePath *dest,
870 GtkSelectionData *selection_data)
871 {
872 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
873 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
874
875 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
876 }
877
878 static gboolean
879 wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
880 GtkTreePath *dest_path,
881 GtkSelectionData *selection_data)
882 {
883 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
884 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
885
886 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
887 }
888
889 /* sortable iface */
890 static gboolean
891 wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
892 gint *sort_column_id,
893 GtkSortType *order)
894 {
895 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
896
897 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
898
899 if (!wxtree_model->internal->IsSorted())
900 {
901 if (sort_column_id)
902 *sort_column_id = -1;
903
904 return TRUE;
905 }
906
907
908 if (sort_column_id)
909 *sort_column_id = wxtree_model->internal->GetSortColumn();
910
911 if (order)
912 *order = wxtree_model->internal->GetSortOrder();
913
914 return TRUE;
915 }
916
917 wxDataViewColumn *gs_lastLeftClickHeader = NULL;
918
919 static void
920 wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
921 gint sort_column_id,
922 GtkSortType order)
923 {
924 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
925 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
926
927 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
928
929 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
930 (order != tree_model->internal->GetSortOrder()))
931 {
932 tree_model->internal->SetSortColumn( sort_column_id );
933 tree_model->internal->SetSortOrder( order );
934
935 gtk_tree_sortable_sort_column_changed (sortable);
936
937 tree_model->internal->GetDataViewModel()->Resort();
938 }
939
940 if (gs_lastLeftClickHeader)
941 {
942 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
943 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
944 event.SetDataViewColumn( gs_lastLeftClickHeader );
945 event.SetModel( dv->GetModel() );
946 dv->HandleWindowEvent( event );
947 }
948
949 gs_lastLeftClickHeader = NULL;
950 }
951
952 static void
953 wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
954 gint WXUNUSED(sort_column_id),
955 GtkTreeIterCompareFunc func,
956 gpointer WXUNUSED(data),
957 GtkDestroyNotify WXUNUSED(destroy))
958 {
959 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
960 g_return_if_fail (func != NULL);
961 }
962
963 static void
964 wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
965 GtkTreeIterCompareFunc func,
966 gpointer WXUNUSED(data),
967 GtkDestroyNotify WXUNUSED(destroy))
968 {
969 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
970 g_return_if_fail (func != NULL);
971
972 //wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
973 // TODO: remove this code
974 }
975
976 static gboolean
977 wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
978 {
979 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
980
981 return FALSE;
982 }
983
984 //-----------------------------------------------------------------------------
985 // define new GTK+ class GtkWxRendererText
986 //-----------------------------------------------------------------------------
987
988 extern "C" {
989
990 #define GTK_TYPE_WX_CELL_RENDERER_TEXT (gtk_wx_cell_renderer_text_get_type ())
991 #define GTK_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererText))
992 #define GTK_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
993 #define GTK_IS_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT))
994 #define GTK_IS_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT))
995 #define GTK_WX_CELL_RENDERER_TEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
996
997 GType gtk_wx_cell_renderer_text_get_type (void);
998
999 typedef struct _GtkWxCellRendererText GtkWxCellRendererText;
1000 typedef struct _GtkWxCellRendererTextClass GtkWxCellRendererTextClass;
1001
1002 struct _GtkWxCellRendererText
1003 {
1004 GtkCellRendererText parent;
1005
1006 wxDataViewRenderer *wx_renderer;
1007 };
1008
1009 struct _GtkWxCellRendererTextClass
1010 {
1011 GtkCellRendererTextClass cell_parent_class;
1012 };
1013
1014
1015 static GtkWxCellRendererText *gtk_wx_cell_renderer_text_new (void);
1016 static void gtk_wx_cell_renderer_text_init (
1017 GtkWxCellRendererText *cell );
1018 static void gtk_wx_cell_renderer_text_class_init(
1019 GtkWxCellRendererTextClass *klass );
1020 static void gtk_wx_cell_renderer_text_finalize (
1021 GObject *object );
1022 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1023 GtkCellRenderer *cell,
1024 GdkEvent *event,
1025 GtkWidget *widget,
1026 const gchar *path,
1027 GdkRectangle *background_area,
1028 GdkRectangle *cell_area,
1029 GtkCellRendererState flags );
1030
1031
1032 static GObjectClass *text_cell_parent_class = NULL;
1033
1034 } // extern "C"
1035
1036 GType
1037 gtk_wx_cell_renderer_text_get_type (void)
1038 {
1039 static GType cell_wx_type = 0;
1040
1041 if (!cell_wx_type)
1042 {
1043 const GTypeInfo cell_wx_info =
1044 {
1045 sizeof (GtkWxCellRendererTextClass),
1046 NULL, /* base_init */
1047 NULL, /* base_finalize */
1048 (GClassInitFunc) gtk_wx_cell_renderer_text_class_init,
1049 NULL, /* class_finalize */
1050 NULL, /* class_data */
1051 sizeof (GtkWxCellRendererText),
1052 0, /* n_preallocs */
1053 (GInstanceInitFunc) gtk_wx_cell_renderer_text_init,
1054 };
1055
1056 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER_TEXT,
1057 "GtkWxCellRendererText", &cell_wx_info, (GTypeFlags)0 );
1058 }
1059
1060 return cell_wx_type;
1061 }
1062
1063 static void
1064 gtk_wx_cell_renderer_text_init (GtkWxCellRendererText *cell)
1065 {
1066 cell->wx_renderer = NULL;
1067 }
1068
1069 static void
1070 gtk_wx_cell_renderer_text_class_init (GtkWxCellRendererTextClass *klass)
1071 {
1072 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1073 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1074
1075 text_cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1076
1077 object_class->finalize = gtk_wx_cell_renderer_text_finalize;
1078
1079 cell_class->start_editing = gtk_wx_cell_renderer_text_start_editing;
1080 }
1081
1082 static void
1083 gtk_wx_cell_renderer_text_finalize (GObject *object)
1084 {
1085 /* must chain up */
1086 (* G_OBJECT_CLASS (text_cell_parent_class)->finalize) (object);
1087 }
1088
1089 GtkWxCellRendererText*
1090 gtk_wx_cell_renderer_text_new (void)
1091 {
1092 return (GtkWxCellRendererText*) g_object_new (GTK_TYPE_WX_CELL_RENDERER_TEXT, NULL);
1093 }
1094
1095 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1096 GtkCellRenderer *gtk_renderer,
1097 GdkEvent *gdk_event,
1098 GtkWidget *widget,
1099 const gchar *path,
1100 GdkRectangle *background_area,
1101 GdkRectangle *cell_area,
1102 GtkCellRendererState flags )
1103 {
1104 GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
1105 wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
1106 wxDataViewColumn *column = wx_renderer->GetOwner();
1107
1108 wxDataViewItem
1109 item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1110
1111 wxDataViewCtrl *dv = column->GetOwner();
1112 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
1113 event.SetDataViewColumn( column );
1114 event.SetModel( dv->GetModel() );
1115 event.SetColumn( column->GetModelColumn() );
1116 event.SetItem( item );
1117 dv->HandleWindowEvent( event );
1118
1119 if (event.IsAllowed())
1120 return GTK_CELL_RENDERER_CLASS(text_cell_parent_class)->
1121 start_editing( gtk_renderer, gdk_event, widget, path, background_area, cell_area, flags );
1122 else
1123 return NULL;
1124 }
1125
1126 //-----------------------------------------------------------------------------
1127 // define new GTK+ class GtkWxCellRenderer
1128 //-----------------------------------------------------------------------------
1129
1130 extern "C" {
1131
1132 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
1133 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
1134 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1135 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
1136 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
1137 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1138
1139 GType gtk_wx_cell_renderer_get_type (void);
1140
1141 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
1142 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
1143
1144 struct _GtkWxCellRenderer
1145 {
1146 GtkCellRenderer parent;
1147
1148 /*< private >*/
1149 wxDataViewCustomRenderer *cell;
1150 guint32 last_click;
1151 };
1152
1153 struct _GtkWxCellRendererClass
1154 {
1155 GtkCellRendererClass cell_parent_class;
1156 };
1157
1158
1159 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
1160 static void gtk_wx_cell_renderer_init (
1161 GtkWxCellRenderer *cell );
1162 static void gtk_wx_cell_renderer_class_init(
1163 GtkWxCellRendererClass *klass );
1164 static void gtk_wx_cell_renderer_finalize (
1165 GObject *object );
1166 static void gtk_wx_cell_renderer_get_size (
1167 GtkCellRenderer *cell,
1168 GtkWidget *widget,
1169 GdkRectangle *rectangle,
1170 gint *x_offset,
1171 gint *y_offset,
1172 gint *width,
1173 gint *height );
1174 static void gtk_wx_cell_renderer_render (
1175 GtkCellRenderer *cell,
1176 GdkWindow *window,
1177 GtkWidget *widget,
1178 GdkRectangle *background_area,
1179 GdkRectangle *cell_area,
1180 GdkRectangle *expose_area,
1181 GtkCellRendererState flags );
1182 static gboolean gtk_wx_cell_renderer_activate(
1183 GtkCellRenderer *cell,
1184 GdkEvent *event,
1185 GtkWidget *widget,
1186 const gchar *path,
1187 GdkRectangle *background_area,
1188 GdkRectangle *cell_area,
1189 GtkCellRendererState flags );
1190 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1191 GtkCellRenderer *cell,
1192 GdkEvent *event,
1193 GtkWidget *widget,
1194 const gchar *path,
1195 GdkRectangle *background_area,
1196 GdkRectangle *cell_area,
1197 GtkCellRendererState flags );
1198
1199
1200 static GObjectClass *cell_parent_class = NULL;
1201
1202 } // extern "C"
1203
1204 GType
1205 gtk_wx_cell_renderer_get_type (void)
1206 {
1207 static GType cell_wx_type = 0;
1208
1209 if (!cell_wx_type)
1210 {
1211 const GTypeInfo cell_wx_info =
1212 {
1213 sizeof (GtkWxCellRendererClass),
1214 NULL, /* base_init */
1215 NULL, /* base_finalize */
1216 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
1217 NULL, /* class_finalize */
1218 NULL, /* class_data */
1219 sizeof (GtkWxCellRenderer),
1220 0, /* n_preallocs */
1221 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
1222 };
1223
1224 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
1225 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
1226 }
1227
1228 return cell_wx_type;
1229 }
1230
1231 static void
1232 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
1233 {
1234 cell->cell = NULL;
1235 cell->last_click = 0;
1236 }
1237
1238 static void
1239 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
1240 {
1241 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1242 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1243
1244 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1245
1246 object_class->finalize = gtk_wx_cell_renderer_finalize;
1247
1248 cell_class->get_size = gtk_wx_cell_renderer_get_size;
1249 cell_class->render = gtk_wx_cell_renderer_render;
1250 cell_class->activate = gtk_wx_cell_renderer_activate;
1251 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
1252 }
1253
1254 static void
1255 gtk_wx_cell_renderer_finalize (GObject *object)
1256 {
1257 /* must chain up */
1258 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
1259 }
1260
1261 GtkCellRenderer*
1262 gtk_wx_cell_renderer_new (void)
1263 {
1264 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
1265 }
1266
1267 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1268 GtkCellRenderer *renderer,
1269 GdkEvent *WXUNUSED(event),
1270 GtkWidget *widget,
1271 const gchar *path,
1272 GdkRectangle *WXUNUSED(background_area),
1273 GdkRectangle *cell_area,
1274 GtkCellRendererState WXUNUSED(flags) )
1275 {
1276 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1277 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1278
1279 // Renderer doesn't support in-place editing
1280 if (!cell->HasEditorCtrl())
1281 return NULL;
1282
1283 // An in-place editing control is still around
1284 if (cell->GetEditorCtrl())
1285 return NULL;
1286
1287 GdkRectangle rect;
1288 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1289 &rect.x,
1290 &rect.y,
1291 &rect.width,
1292 &rect.height);
1293
1294 rect.x += cell_area->x;
1295 rect.y += cell_area->y;
1296 // rect.width -= renderer->xpad * 2;
1297 // rect.height -= renderer->ypad * 2;
1298
1299 // wxRect renderrect(wxRectFromGDKRect(&rect));
1300 wxRect renderrect(wxRectFromGDKRect(cell_area));
1301
1302 wxDataViewItem
1303 item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1304
1305 cell->StartEditing( item, renderrect );
1306
1307 return NULL;
1308 }
1309
1310 static void
1311 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1312 GtkWidget *WXUNUSED(widget),
1313 GdkRectangle *cell_area,
1314 gint *x_offset,
1315 gint *y_offset,
1316 gint *width,
1317 gint *height)
1318 {
1319 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1320 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1321
1322 wxSize size = cell->GetSize();
1323
1324 gint calc_width = (gint) renderer->xpad * 2 + size.x;
1325 gint calc_height = (gint) renderer->ypad * 2 + size.y;
1326
1327 if (x_offset)
1328 *x_offset = 0;
1329 if (y_offset)
1330 *y_offset = 0;
1331
1332 if (cell_area && size.x > 0 && size.y > 0)
1333 {
1334 if (x_offset)
1335 {
1336 *x_offset = (gint)((renderer->xalign *
1337 (cell_area->width - calc_width - 2 * renderer->xpad)));
1338 *x_offset = MAX (*x_offset, 0) + renderer->xpad;
1339 }
1340 if (y_offset)
1341 {
1342 *y_offset = (gint)((renderer->yalign *
1343 (cell_area->height - calc_height - 2 * renderer->ypad)));
1344 *y_offset = MAX (*y_offset, 0) + renderer->ypad;
1345 }
1346 }
1347
1348 if (width)
1349 *width = calc_width;
1350
1351 if (height)
1352 *height = calc_height;
1353 }
1354
1355 static void
1356 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1357 GdkWindow *window,
1358 GtkWidget *widget,
1359 GdkRectangle *background_area,
1360 GdkRectangle *cell_area,
1361 GdkRectangle *expose_area,
1362 GtkCellRendererState flags)
1363
1364 {
1365 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1366 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1367
1368 cell->GTKStashRenderParams(window, widget,
1369 background_area, expose_area, flags);
1370
1371 wxRect rect(wxRectFromGDKRect(cell_area));
1372 rect = rect.Deflate(renderer->xpad, renderer->ypad);
1373
1374 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1375 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1376
1377 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1378 // window such as a DnD drop window.
1379 if (window != impl->m_gdkwindow)
1380 {
1381 impl->Destroy();
1382 impl->m_gdkwindow = window;
1383 impl->SetUpDC();
1384 }
1385
1386 int state = 0;
1387 if (flags & GTK_CELL_RENDERER_SELECTED)
1388 state |= wxDATAVIEW_CELL_SELECTED;
1389 if (flags & GTK_CELL_RENDERER_PRELIT)
1390 state |= wxDATAVIEW_CELL_PRELIT;
1391 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1392 state |= wxDATAVIEW_CELL_INSENSITIVE;
1393 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1394 state |= wxDATAVIEW_CELL_INSENSITIVE;
1395 if (flags & GTK_CELL_RENDERER_FOCUSED)
1396 state |= wxDATAVIEW_CELL_FOCUSED;
1397 cell->WXCallRender( rect, dc, state );
1398 }
1399
1400 static gboolean
1401 gtk_wx_cell_renderer_activate(
1402 GtkCellRenderer *renderer,
1403 GdkEvent *event,
1404 GtkWidget *widget,
1405 const gchar *path,
1406 GdkRectangle *WXUNUSED(background_area),
1407 GdkRectangle *cell_area,
1408 GtkCellRendererState WXUNUSED(flags) )
1409 {
1410 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1411 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1412
1413 GdkRectangle rect;
1414 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1415 &rect.x,
1416 &rect.y,
1417 &rect.width,
1418 &rect.height);
1419
1420 rect.x += cell_area->x;
1421 rect.y += cell_area->y;
1422 rect.width -= renderer->xpad * 2;
1423 rect.height -= renderer->ypad * 2;
1424
1425 wxRect renderrect(wxRectFromGDKRect(&rect));
1426
1427 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1428 wxDataViewModel *model = ctrl->GetModel();
1429
1430 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1431
1432 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1433
1434 if (!event)
1435 {
1436 bool ret = false;
1437
1438 // activated by <ENTER>
1439 if (cell->Activate( renderrect, model, item, model_col ))
1440 ret = true;
1441
1442 return ret;
1443 }
1444 else if (event->type == GDK_BUTTON_PRESS)
1445 {
1446 GdkEventButton *button_event = (GdkEventButton*) event;
1447 wxPoint pt( ((int) button_event->x) - renderrect.x,
1448 ((int) button_event->y) - renderrect.y );
1449
1450 bool ret = false;
1451 if (button_event->button == 1)
1452 {
1453 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1454 ret = true;
1455 // TODO: query system double-click time
1456 if (button_event->time - wxrenderer->last_click < 400)
1457 if (cell->Activate( renderrect, model, item, model_col ))
1458 ret = true;
1459 }
1460 wxrenderer->last_click = button_event->time;
1461
1462 return ret;
1463 }
1464
1465 return false;
1466 }
1467
1468 // ---------------------------------------------------------
1469 // wxGtkDataViewModelNotifier
1470 // ---------------------------------------------------------
1471
1472 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1473 {
1474 public:
1475 wxGtkDataViewModelNotifier( GtkWxTreeModel *wxgtk_model,
1476 wxDataViewModel *wx_model,
1477 wxDataViewCtrl *ctrl );
1478 ~wxGtkDataViewModelNotifier();
1479
1480 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1481 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1482 virtual bool ItemChanged( const wxDataViewItem &item );
1483 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int col );
1484 virtual bool Cleared();
1485 virtual void Resort();
1486
1487 void SetGtkModel( GtkWxTreeModel *model ) { m_wxgtk_model = model; }
1488
1489 private:
1490 GtkWxTreeModel *m_wxgtk_model;
1491 wxDataViewModel *m_wx_model;
1492 wxDataViewCtrl *m_owner;
1493 };
1494
1495 // ---------------------------------------------------------
1496 // wxGtkDataViewListModelNotifier
1497 // ---------------------------------------------------------
1498
1499 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1500 GtkWxTreeModel* wxgtk_model, wxDataViewModel *wx_model,
1501 wxDataViewCtrl *ctrl )
1502 {
1503 m_wxgtk_model = wxgtk_model;
1504 m_wx_model = wx_model;
1505 m_owner = ctrl;
1506 }
1507
1508 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1509 {
1510 m_wx_model = NULL;
1511 m_wxgtk_model = NULL;
1512 }
1513
1514 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1515 {
1516 m_owner->GtkGetInternal()->ItemAdded( parent, item );
1517
1518 GtkTreeIter iter;
1519 iter.stamp = m_wxgtk_model->stamp;
1520 iter.user_data = item.GetID();
1521
1522 wxGtkTreePath path(wxgtk_tree_model_get_path(
1523 GTK_TREE_MODEL(m_wxgtk_model), &iter ));
1524 gtk_tree_model_row_inserted(
1525 GTK_TREE_MODEL(m_wxgtk_model), path, &iter);
1526
1527 return true;
1528 }
1529
1530 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1531 {
1532 #if 0
1533 // using _get_path for a deleted item cannot be
1534 // a good idea
1535 GtkTreeIter iter;
1536 iter.stamp = m_wxgtk_model->stamp;
1537 iter.user_data = (gpointer) item.GetID();
1538 wxGtkTreePath path(wxgtk_tree_model_get_path(
1539 GTK_TREE_MODEL(m_wxgtk_model), &iter ));
1540 #else
1541 // so get the path from the parent
1542 GtkTreeIter iter;
1543 iter.stamp = m_wxgtk_model->stamp;
1544 iter.user_data = (gpointer) parent.GetID();
1545 wxGtkTreePath path(wxgtk_tree_model_get_path(
1546 GTK_TREE_MODEL(m_wxgtk_model), &iter ));
1547 // and add the final index ourselves
1548 int index = m_owner->GtkGetInternal()->GetIndexOf( parent, item );
1549 gtk_tree_path_append_index( path, index );
1550 #endif
1551
1552 gtk_tree_model_row_deleted(
1553 GTK_TREE_MODEL(m_wxgtk_model), path );
1554
1555 m_owner->GtkGetInternal()->ItemDeleted( parent, item );
1556
1557 return true;
1558 }
1559
1560 void wxGtkDataViewModelNotifier::Resort()
1561 {
1562 m_owner->GtkGetInternal()->Resort();
1563 }
1564
1565 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1566 {
1567 GtkTreeIter iter;
1568 iter.stamp = m_wxgtk_model->stamp;
1569 iter.user_data = (gpointer) item.GetID();
1570
1571 wxGtkTreePath path(wxgtk_tree_model_get_path(
1572 GTK_TREE_MODEL(m_wxgtk_model), &iter ));
1573 gtk_tree_model_row_changed(
1574 GTK_TREE_MODEL(m_wxgtk_model), path, &iter );
1575
1576 m_owner->GtkGetInternal()->ItemChanged( item );
1577
1578 return true;
1579 }
1580
1581 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_col )
1582 {
1583 // This adds GTK+'s missing MVC logic for ValueChanged
1584 unsigned int index;
1585 for (index = 0; index < m_owner->GetColumnCount(); index++)
1586 {
1587 wxDataViewColumn *column = m_owner->GetColumn( index );
1588 if (column->GetModelColumn() == model_col)
1589 {
1590 GtkTreeView *widget = GTK_TREE_VIEW(m_owner->m_treeview);
1591 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1592
1593 // Get cell area
1594 GtkTreeIter iter;
1595 iter.stamp = m_wxgtk_model->stamp;
1596 iter.user_data = (gpointer) item.GetID();
1597 wxGtkTreePath path(wxgtk_tree_model_get_path(
1598 GTK_TREE_MODEL(m_wxgtk_model), &iter ));
1599 GdkRectangle cell_area;
1600 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1601
1602 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1603 double d = gtk_adjustment_get_value( hadjust );
1604 int xdiff = (int) d;
1605
1606 int ydiff = gcolumn->button->allocation.height;
1607 // Redraw
1608 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1609 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1610
1611 m_owner->GtkGetInternal()->ValueChanged( item, model_col );
1612
1613 return true;
1614 }
1615 }
1616
1617 return false;
1618 }
1619
1620 bool wxGtkDataViewModelNotifier::Cleared()
1621 {
1622 // There is no call to tell the model that everything
1623 // has been deleted so call row_deleted() for every
1624 // child of root...
1625
1626 int count = m_owner->GtkGetInternal()->iter_n_children( NULL ); // number of children of root
1627
1628 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1629
1630 int i;
1631 for (i = 0; i < count; i++)
1632 gtk_tree_model_row_deleted( GTK_TREE_MODEL(m_wxgtk_model), path );
1633
1634 gtk_tree_path_free( path );
1635
1636 m_owner->GtkGetInternal()->Cleared();
1637
1638 return true;
1639 }
1640
1641 // ---------------------------------------------------------
1642 // wxDataViewRenderer
1643 // ---------------------------------------------------------
1644
1645 static gpointer s_user_data = NULL;
1646
1647 static void
1648 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1649 wxDataViewRenderer *wxrenderer )
1650 {
1651 wxDataViewColumn *column = wxrenderer->GetOwner();
1652 wxDataViewCtrl *dv = column->GetOwner();
1653 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1654 event.SetDataViewColumn( column );
1655 event.SetModel( dv->GetModel() );
1656 wxDataViewItem item( s_user_data );
1657 event.SetItem( item );
1658 dv->HandleWindowEvent( event );
1659 }
1660
1661 static void
1662 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1663 gchar *path, wxDataViewRenderer *wxrenderer )
1664 {
1665 if (!editable)
1666 return;
1667
1668 wxDataViewColumn *column = wxrenderer->GetOwner();
1669 wxDataViewCtrl *dv = column->GetOwner();
1670 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1671 event.SetDataViewColumn( column );
1672 event.SetModel( dv->GetModel() );
1673 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1674 event.SetItem( item );
1675 dv->HandleWindowEvent( event );
1676
1677 if (GTK_IS_CELL_EDITABLE(editable))
1678 {
1679 s_user_data = item.GetID();
1680
1681 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1682 G_CALLBACK (wxgtk_cell_editable_editing_done),
1683 (gpointer) wxrenderer );
1684
1685 }
1686 }
1687
1688
1689 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1690
1691 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1692 int align ) :
1693 wxDataViewRendererBase( varianttype, mode, align )
1694 {
1695 m_renderer = NULL;
1696
1697 // we haven't changed them yet
1698 m_usingDefaultAttrs = true;
1699
1700 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1701 // after the m_renderer pointer has been initialized
1702 }
1703
1704 void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1705 {
1706 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1707 }
1708
1709 void wxDataViewRenderer::GtkInitHandlers()
1710 {
1711 if (!gtk_check_version(2,6,0))
1712 {
1713 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1714 G_CALLBACK (wxgtk_renderer_editing_started),
1715 this);
1716 }
1717 }
1718
1719 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1720 {
1721 GtkCellRendererMode gtkMode;
1722 switch (mode)
1723 {
1724 case wxDATAVIEW_CELL_INERT:
1725 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1726 break;
1727
1728 case wxDATAVIEW_CELL_ACTIVATABLE:
1729 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1730 break;
1731
1732 case wxDATAVIEW_CELL_EDITABLE:
1733 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1734 break;
1735
1736 default:
1737 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1738 return;
1739 }
1740
1741 // This value is most often ignored in GtkTreeView
1742 GValue gvalue = { 0, };
1743 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1744 g_value_set_enum( &gvalue, gtkMode );
1745 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1746 g_value_unset( &gvalue );
1747 }
1748
1749 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1750 {
1751 wxDataViewCellMode ret;
1752
1753 GValue gvalue;
1754 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1755
1756 switch (g_value_get_enum(&gvalue))
1757 {
1758 default:
1759 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1760 // fall through (we have to return something)
1761
1762 case GTK_CELL_RENDERER_MODE_INERT:
1763 ret = wxDATAVIEW_CELL_INERT;
1764 break;
1765
1766 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1767 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1768 break;
1769
1770 case GTK_CELL_RENDERER_MODE_EDITABLE:
1771 ret = wxDATAVIEW_CELL_EDITABLE;
1772 break;
1773 }
1774
1775 g_value_unset( &gvalue );
1776
1777 return ret;
1778 }
1779
1780 void wxDataViewRenderer::GtkUpdateAlignment()
1781 {
1782 int align = m_alignment;
1783
1784 // query alignment from column ?
1785 if (align == -1)
1786 {
1787 // None there yet
1788 if (GetOwner() == NULL)
1789 return;
1790
1791 align = GetOwner()->GetAlignment();
1792 align |= wxALIGN_CENTRE_VERTICAL;
1793 }
1794
1795 // horizontal alignment:
1796
1797 gfloat xalign = 0.0;
1798 if (align & wxALIGN_RIGHT)
1799 xalign = 1.0;
1800 else if (align & wxALIGN_CENTER_HORIZONTAL)
1801 xalign = 0.5;
1802
1803 GValue gvalue = { 0, };
1804 g_value_init( &gvalue, G_TYPE_FLOAT );
1805 g_value_set_float( &gvalue, xalign );
1806 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1807 g_value_unset( &gvalue );
1808
1809 // vertical alignment:
1810
1811 gfloat yalign = 0.0;
1812 if (align & wxALIGN_BOTTOM)
1813 yalign = 1.0;
1814 else if (align & wxALIGN_CENTER_VERTICAL)
1815 yalign = 0.5;
1816
1817 GValue gvalue2 = { 0, };
1818 g_value_init( &gvalue2, G_TYPE_FLOAT );
1819 g_value_set_float( &gvalue2, yalign );
1820 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1821 g_value_unset( &gvalue2 );
1822 }
1823
1824 void wxDataViewRenderer::SetAlignment( int align )
1825 {
1826 m_alignment = align;
1827 GtkUpdateAlignment();
1828 }
1829
1830 int wxDataViewRenderer::GetAlignment() const
1831 {
1832 return m_alignment;
1833 }
1834
1835 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1836 {
1837 #ifdef __WXGTK26__
1838 if ( gtk_check_version(2, 6, 0) != NULL )
1839 return;
1840
1841 GtkCellRendererText * const rend = GtkGetTextRenderer();
1842 if ( !rend )
1843 return;
1844
1845 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1846 // can just cast between them
1847 GValue gvalue = { 0, };
1848 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1849 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1850 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1851 g_value_unset( &gvalue );
1852 #else // GTK < 2.6
1853 wxUnusedVar(mode);
1854 #endif // GTK 2.6/before
1855 }
1856
1857 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1858 {
1859 #ifdef __WXGTK26__
1860 if ( gtk_check_version(2, 6, 0) != NULL )
1861 return wxELLIPSIZE_NONE;
1862
1863 GtkCellRendererText * const rend = GtkGetTextRenderer();
1864 if ( !rend )
1865 return wxELLIPSIZE_NONE;
1866
1867 GValue gvalue = { 0, };
1868 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1869 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1870 wxEllipsizeMode
1871 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1872 g_value_unset( &gvalue );
1873
1874 return mode;
1875 #else // GTK < 2.6
1876 return wxELLIPSIZE_NONE;
1877 #endif // GTK 2.6/before
1878 }
1879
1880 void
1881 wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
1882 {
1883 wxVariant value(str);
1884 if (!Validate( value ))
1885 return;
1886
1887 wxDataViewItem
1888 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
1889
1890 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
1891 }
1892
1893 void
1894 wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
1895 const wxDataViewItem& item,
1896 unsigned col)
1897 {
1898 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
1899 model->ChangeValue( value, item, col );
1900 }
1901
1902 // ---------------------------------------------------------
1903 // wxDataViewTextRenderer
1904 // ---------------------------------------------------------
1905
1906 extern "C"
1907 {
1908
1909 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1910 gchar *arg1, gchar *arg2, gpointer user_data )
1911 {
1912 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1913
1914 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
1915 arg2, cell->GetOwner()->GetOwner()->GetFont()));
1916 }
1917
1918 }
1919
1920 namespace
1921 {
1922
1923 // helper function used by wxDataViewTextRenderer and
1924 // wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
1925 // given text renderer and returns true if anything was done
1926 bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
1927 {
1928 bool usingDefaultAttrs = true;
1929 if (attr.HasColour())
1930 {
1931 const GdkColor * const gcol = attr.GetColour().GetColor();
1932
1933 GValue gvalue = { 0, };
1934 g_value_init( &gvalue, GDK_TYPE_COLOR );
1935 g_value_set_boxed( &gvalue, gcol );
1936 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
1937 g_value_unset( &gvalue );
1938
1939 usingDefaultAttrs = false;
1940 }
1941 else
1942 {
1943 GValue gvalue = { 0, };
1944 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1945 g_value_set_boolean( &gvalue, FALSE );
1946 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
1947 g_value_unset( &gvalue );
1948 }
1949
1950 if (attr.GetItalic())
1951 {
1952 GValue gvalue = { 0, };
1953 g_value_init( &gvalue, PANGO_TYPE_STYLE );
1954 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
1955 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
1956 g_value_unset( &gvalue );
1957
1958 usingDefaultAttrs = false;
1959 }
1960 else
1961 {
1962 GValue gvalue = { 0, };
1963 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1964 g_value_set_boolean( &gvalue, FALSE );
1965 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
1966 g_value_unset( &gvalue );
1967 }
1968
1969
1970 if (attr.GetBold())
1971 {
1972 GValue gvalue = { 0, };
1973 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
1974 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
1975 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
1976 g_value_unset( &gvalue );
1977
1978 usingDefaultAttrs = false;
1979 }
1980 else
1981 {
1982 GValue gvalue = { 0, };
1983 g_value_init( &gvalue, G_TYPE_BOOLEAN );
1984 g_value_set_boolean( &gvalue, FALSE );
1985 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
1986 g_value_unset( &gvalue );
1987 }
1988
1989 #if 0
1990 if (attr.HasBackgroundColour())
1991 {
1992 wxColour colour = attr.GetBackgroundColour();
1993 const GdkColor * const gcol = colour.GetColor();
1994
1995 GValue gvalue = { 0, };
1996 g_value_init( &gvalue, GDK_TYPE_COLOR );
1997 g_value_set_boxed( &gvalue, gcol );
1998 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
1999 g_value_unset( &gvalue );
2000 }
2001 else
2002 {
2003 GValue gvalue = { 0, };
2004 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2005 g_value_set_boolean( &gvalue, FALSE );
2006 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2007 g_value_unset( &gvalue );
2008 }
2009 #endif
2010
2011 return !usingDefaultAttrs;
2012 }
2013
2014 } // anonymous namespace
2015
2016 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2017
2018 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2019 int align ) :
2020 wxDataViewRenderer( varianttype, mode, align )
2021 {
2022 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2023 text_renderer->wx_renderer = this;
2024 m_renderer = (GtkCellRenderer*) text_renderer;
2025
2026 if (mode & wxDATAVIEW_CELL_EDITABLE)
2027 {
2028 GValue gvalue = { 0, };
2029 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2030 g_value_set_boolean( &gvalue, true );
2031 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2032 g_value_unset( &gvalue );
2033
2034 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2035
2036 GtkInitHandlers();
2037 }
2038
2039 SetMode(mode);
2040 SetAlignment(align);
2041 }
2042
2043 bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2044 {
2045 GValue gvalue = { 0, };
2046 g_value_init( &gvalue, G_TYPE_STRING );
2047 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2048 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2049 g_value_unset( &gvalue );
2050
2051 return true;
2052 }
2053
2054 bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2055 {
2056 GValue gvalue = { 0, };
2057 g_value_init( &gvalue, G_TYPE_STRING );
2058 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2059 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2060 g_value_unset( &gvalue );
2061
2062 return true;
2063 }
2064
2065 void wxDataViewTextRenderer::SetAlignment( int align )
2066 {
2067 wxDataViewRenderer::SetAlignment(align);
2068
2069 if (gtk_check_version(2,10,0))
2070 return;
2071
2072 // horizontal alignment:
2073 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2074 if (align & wxALIGN_RIGHT)
2075 pangoAlign = PANGO_ALIGN_RIGHT;
2076 else if (align & wxALIGN_CENTER_HORIZONTAL)
2077 pangoAlign = PANGO_ALIGN_CENTER;
2078
2079 GValue gvalue = { 0, };
2080 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2081 g_value_set_enum( &gvalue, pangoAlign );
2082 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2083 g_value_unset( &gvalue );
2084 }
2085
2086 bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2087 {
2088 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2089 }
2090
2091 GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2092 {
2093 return GTK_CELL_RENDERER_TEXT(m_renderer);
2094 }
2095
2096 // ---------------------------------------------------------
2097 // wxDataViewBitmapRenderer
2098 // ---------------------------------------------------------
2099
2100 namespace
2101 {
2102
2103 // set "pixbuf" property on the given renderer
2104 void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2105 {
2106 GValue gvalue = { 0, };
2107 g_value_init( &gvalue, G_TYPE_OBJECT );
2108 g_value_set_object( &gvalue, pixbuf );
2109 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2110 g_value_unset( &gvalue );
2111 }
2112
2113 } // anonymous namespace
2114
2115 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2116
2117 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2118 int align ) :
2119 wxDataViewRenderer( varianttype, mode, align )
2120 {
2121 m_renderer = gtk_cell_renderer_pixbuf_new();
2122
2123 SetMode(mode);
2124 SetAlignment(align);
2125 }
2126
2127 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2128 {
2129 if (value.GetType() == wxT("wxBitmap"))
2130 {
2131 wxBitmap bitmap;
2132 bitmap << value;
2133
2134 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2135 // object (and it will stay there and remain owned by wxBitmap)
2136 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2137 }
2138 else if (value.GetType() == wxT("wxIcon"))
2139 {
2140 wxIcon icon;
2141 icon << value;
2142
2143 SetPixbufProp(m_renderer, icon.GetPixbuf());
2144 }
2145 else
2146 {
2147 return false;
2148 }
2149
2150 return true;
2151 }
2152
2153 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2154 {
2155 return false;
2156 }
2157
2158 // ---------------------------------------------------------
2159 // wxDataViewToggleRenderer
2160 // ---------------------------------------------------------
2161
2162 extern "C" {
2163 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2164 gchar *path, gpointer user_data );
2165 }
2166
2167 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2168 gchar *path, gpointer user_data )
2169 {
2170 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2171
2172 // get old value
2173 GValue gvalue = { 0, };
2174 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2175 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2176 bool tmp = g_value_get_boolean( &gvalue );
2177 g_value_unset( &gvalue );
2178 // invert it
2179 tmp = !tmp;
2180
2181 wxVariant value = tmp;
2182 if (!cell->Validate( value ))
2183 return;
2184
2185 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2186 wxDataViewModel *model = ctrl->GetModel();
2187
2188 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2189
2190 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2191
2192 model->ChangeValue( value, item, model_col );
2193 }
2194
2195 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2196
2197 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2198 wxDataViewCellMode mode, int align ) :
2199 wxDataViewRenderer( varianttype, mode, align )
2200 {
2201 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2202
2203 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2204 {
2205 g_signal_connect_after( m_renderer, "toggled",
2206 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2207 }
2208 else
2209 {
2210 GValue gvalue = { 0, };
2211 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2212 g_value_set_boolean( &gvalue, false );
2213 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2214 g_value_unset( &gvalue );
2215 }
2216
2217 SetMode(mode);
2218 SetAlignment(align);
2219 }
2220
2221 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2222 {
2223 bool tmp = value;
2224
2225 GValue gvalue = { 0, };
2226 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2227 g_value_set_boolean( &gvalue, tmp );
2228 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2229 g_value_unset( &gvalue );
2230
2231 return true;
2232 }
2233
2234 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2235 {
2236 GValue gvalue = { 0, };
2237 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2238 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2239 bool tmp = g_value_get_boolean( &gvalue );
2240 g_value_unset( &gvalue );
2241
2242 value = tmp;
2243
2244 return true;
2245 }
2246
2247 // ---------------------------------------------------------
2248 // wxDataViewCustomRenderer
2249 // ---------------------------------------------------------
2250
2251 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2252 {
2253 public:
2254 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2255 wxWindowDCImpl( owner )
2256 {
2257 GtkWidget *widget = window->m_treeview;
2258 // Set later
2259 m_gdkwindow = NULL;
2260
2261 m_window = window;
2262
2263 m_context = window->GTKGetPangoDefaultContext();
2264 m_layout = pango_layout_new( m_context );
2265 m_fontdesc = pango_font_description_copy( widget->style->font_desc );
2266
2267 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2268
2269 // Set m_gdkwindow later
2270 // SetUpDC();
2271 }
2272 };
2273
2274 class wxDataViewCtrlDC: public wxWindowDC
2275 {
2276 public:
2277 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2278 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2279 { }
2280 };
2281
2282
2283 // ---------------------------------------------------------
2284 // wxDataViewCustomRenderer
2285 // ---------------------------------------------------------
2286
2287 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2288
2289 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2290 wxDataViewCellMode mode,
2291 int align,
2292 bool no_init )
2293 : wxDataViewCustomRendererBase( varianttype, mode, align )
2294 {
2295 m_dc = NULL;
2296 m_text_renderer = NULL;
2297
2298 if (no_init)
2299 m_renderer = NULL;
2300 else
2301 Init(mode, align);
2302 }
2303
2304 GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2305 {
2306 if ( !m_text_renderer )
2307 {
2308 // we create it on demand so need to do it even from a const function
2309 const_cast<wxDataViewCustomRenderer *>(this)->
2310 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2311 }
2312
2313 return m_text_renderer;
2314 }
2315
2316 void wxDataViewCustomRenderer::RenderText( const wxString &text,
2317 int xoffset,
2318 wxRect cell,
2319 wxDC *WXUNUSED(dc),
2320 int WXUNUSED(state) )
2321 {
2322
2323 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2324
2325 GValue gvalue = { 0, };
2326 g_value_init( &gvalue, G_TYPE_STRING );
2327 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2328 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2329 g_value_unset( &gvalue );
2330
2331 GtkApplyAttr(textRenderer, GetAttr());
2332
2333 GdkRectangle cell_area;
2334 wxRectToGDKRect(cell, cell_area);
2335 cell_area.x += xoffset;
2336 cell_area.width -= xoffset;
2337
2338 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2339 m_renderParams.window,
2340 m_renderParams.widget,
2341 m_renderParams.background_area,
2342 &cell_area,
2343 m_renderParams.expose_area,
2344 (GtkCellRendererState) m_renderParams.flags );
2345 }
2346
2347 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2348 {
2349 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2350 renderer->cell = this;
2351
2352 m_renderer = (GtkCellRenderer*) renderer;
2353
2354 SetMode(mode);
2355 SetAlignment(align);
2356
2357 GtkInitHandlers();
2358
2359 return true;
2360 }
2361
2362 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2363 {
2364 if (m_dc)
2365 delete m_dc;
2366
2367 if (m_text_renderer)
2368 gtk_object_sink( GTK_OBJECT(m_text_renderer) );
2369 }
2370
2371 wxDC *wxDataViewCustomRenderer::GetDC()
2372 {
2373 if (m_dc == NULL)
2374 {
2375 if (GetOwner() == NULL)
2376 return NULL;
2377 if (GetOwner()->GetOwner() == NULL)
2378 return NULL;
2379 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2380 }
2381
2382 return m_dc;
2383 }
2384
2385 // ---------------------------------------------------------
2386 // wxDataViewProgressRenderer
2387 // ---------------------------------------------------------
2388
2389 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2390
2391 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2392 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2393 wxDataViewCustomRenderer( varianttype, mode, align, true )
2394 {
2395 m_label = label;
2396 m_value = 0;
2397
2398 #ifdef __WXGTK26__
2399 if (!gtk_check_version(2,6,0))
2400 {
2401 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2402
2403 GValue gvalue = { 0, };
2404 g_value_init( &gvalue, G_TYPE_STRING );
2405
2406 g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) );
2407 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2408 g_value_unset( &gvalue );
2409
2410 SetMode(mode);
2411 SetAlignment(align);
2412 }
2413 else
2414 #endif
2415 {
2416 // Use custom cell code
2417 wxDataViewCustomRenderer::Init(mode, align);
2418 }
2419 }
2420
2421 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2422 {
2423 }
2424
2425 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2426 {
2427 #ifdef __WXGTK26__
2428 if (!gtk_check_version(2,6,0))
2429 {
2430 gint tmp = (long) value;
2431 GValue gvalue = { 0, };
2432 g_value_init( &gvalue, G_TYPE_INT );
2433 g_value_set_int( &gvalue, tmp );
2434 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2435 g_value_unset( &gvalue );
2436 }
2437 else
2438 #endif
2439 {
2440 m_value = (long) value;
2441
2442 if (m_value < 0) m_value = 0;
2443 if (m_value > 100) m_value = 100;
2444 }
2445
2446 return true;
2447 }
2448
2449 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2450 {
2451 return false;
2452 }
2453
2454 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2455 {
2456 double pct = (double)m_value / 100.0;
2457 wxRect bar = cell;
2458 bar.width = (int)(cell.width * pct);
2459 dc->SetPen( *wxTRANSPARENT_PEN );
2460 dc->SetBrush( *wxBLUE_BRUSH );
2461 dc->DrawRectangle( bar );
2462
2463 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2464 dc->SetPen( *wxBLACK_PEN );
2465 dc->DrawRectangle( cell );
2466
2467 return true;
2468 }
2469
2470 wxSize wxDataViewProgressRenderer::GetSize() const
2471 {
2472 return wxSize(40,12);
2473 }
2474
2475 // -------------------------------------
2476 // wxDataViewChoiceRenderer
2477 // -------------------------------------
2478
2479 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2480 wxDataViewCellMode mode, int alignment ) :
2481 wxDataViewCustomRenderer( "string", mode, alignment, true )
2482 {
2483 m_choices = choices;
2484
2485 #ifdef __WXGTK26__
2486 if (!gtk_check_version(2,6,0))
2487 {
2488 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2489
2490 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2491 for (size_t n = 0; n < m_choices.GetCount(); n++)
2492 {
2493 gtk_list_store_insert_with_values(
2494 store, NULL, n, 0,
2495 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2496 }
2497
2498 g_object_set (m_renderer,
2499 "model", store,
2500 "text-column", 0,
2501 "has-entry", FALSE,
2502 NULL);
2503
2504 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2505 g_object_set (m_renderer, "editable", editable, NULL);
2506
2507 SetAlignment(alignment);
2508
2509 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2510
2511 GtkInitHandlers();
2512 }
2513 else
2514 #endif
2515 {
2516 // Use custom cell code
2517 wxDataViewCustomRenderer::Init(mode, alignment);
2518 }
2519 }
2520
2521 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2522 {
2523 RenderText( m_data, 0, rect, dc, state );
2524 return true;
2525 }
2526
2527 wxSize wxDataViewChoiceRenderer::GetSize() const
2528 {
2529 return wxSize(70,20);
2530 }
2531
2532 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2533 {
2534
2535 #ifdef __WXGTK26__
2536 if (!gtk_check_version(2,6,0))
2537 {
2538 GValue gvalue = { 0, };
2539 g_value_init( &gvalue, G_TYPE_STRING );
2540 g_value_set_string(&gvalue,
2541 wxGTK_CONV_FONT(value.GetString(),
2542 GetOwner()->GetOwner()->GetFont()));
2543 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2544 g_value_unset( &gvalue );
2545 }
2546 else
2547 #endif
2548 m_data = value.GetString();
2549
2550 return true;
2551 }
2552
2553 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2554 {
2555 #ifdef __WXGTK26__
2556 if (!gtk_check_version(2,6,0))
2557 {
2558 GValue gvalue = { 0, };
2559 g_value_init( &gvalue, G_TYPE_STRING );
2560 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2561 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2562 GetOwner()->GetOwner()->GetFont());
2563 g_value_unset( &gvalue );
2564 value = temp;
2565
2566 //wxPrintf( "temp %s\n", temp );
2567 // TODO: remove this code
2568 }
2569 else
2570 #endif
2571 value = m_data;
2572
2573 return true;
2574 }
2575
2576 void wxDataViewChoiceRenderer::SetAlignment( int align )
2577 {
2578 wxDataViewCustomRenderer::SetAlignment(align);
2579
2580 if (gtk_check_version(2,10,0))
2581 return;
2582
2583 // horizontal alignment:
2584 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2585 if (align & wxALIGN_RIGHT)
2586 pangoAlign = PANGO_ALIGN_RIGHT;
2587 else if (align & wxALIGN_CENTER_HORIZONTAL)
2588 pangoAlign = PANGO_ALIGN_CENTER;
2589
2590 GValue gvalue = { 0, };
2591 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2592 g_value_set_enum( &gvalue, pangoAlign );
2593 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2594 g_value_unset( &gvalue );
2595 }
2596
2597 // ----------------------------------------------------------------------------
2598 // wxDataViewChoiceByIndexRenderer
2599 // ----------------------------------------------------------------------------
2600
2601 wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2602 wxDataViewCellMode mode, int alignment ) :
2603 wxDataViewChoiceRenderer( choices, mode, alignment )
2604 {
2605 }
2606
2607 void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
2608 {
2609 wxVariant value( (long) GetChoices().Index( str ) );
2610
2611 if (!Validate( value ))
2612 return;
2613
2614 wxDataViewItem
2615 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2616
2617 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2618 }
2619
2620 bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2621 {
2622 wxVariant string_value = GetChoice( value.GetLong() );
2623 return wxDataViewChoiceRenderer::SetValue( string_value );
2624 }
2625
2626 bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2627 {
2628 wxVariant string_value;
2629 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2630 return false;
2631
2632 value = (long) GetChoices().Index( string_value.GetString() );
2633 return true;
2634 }
2635
2636 // ---------------------------------------------------------
2637 // wxDataViewDateRenderer
2638 // ---------------------------------------------------------
2639
2640 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2641 {
2642 public:
2643 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2644 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2645 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2646 {
2647 m_model = model;
2648 m_item = item;
2649 m_col = col;
2650 m_cal = new wxCalendarCtrl( this, -1, *value );
2651 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2652 sizer->Add( m_cal, 1, wxGROW );
2653 SetSizer( sizer );
2654 sizer->Fit( this );
2655 }
2656
2657 virtual void OnDismiss()
2658 {
2659 }
2660
2661 void OnCalendar( wxCalendarEvent &event );
2662
2663 wxCalendarCtrl *m_cal;
2664 wxDataViewModel *m_model;
2665 wxDataViewItem m_item;
2666 unsigned int m_col;
2667
2668 private:
2669 DECLARE_EVENT_TABLE()
2670 };
2671
2672 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2673 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2674 END_EVENT_TABLE()
2675
2676 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2677 {
2678 m_model->ChangeValue( event.GetDate(), m_item, m_col );
2679 DismissAndNotify();
2680 }
2681
2682 IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2683
2684 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2685 wxDataViewCellMode mode, int align ) :
2686 wxDataViewCustomRenderer( varianttype, mode, align )
2687 {
2688 SetMode(mode);
2689 SetAlignment(align);
2690 }
2691
2692 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2693 {
2694 m_date = value.GetDateTime();
2695
2696 return true;
2697 }
2698
2699 bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2700 {
2701 return false;
2702 }
2703
2704 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2705 {
2706 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2707 wxString tmp = m_date.FormatDate();
2708 RenderText( tmp, 0, cell, dc, state );
2709 return true;
2710 }
2711
2712 wxSize wxDataViewDateRenderer::GetSize() const
2713 {
2714 wxString tmp = m_date.FormatDate();
2715 wxCoord x,y,d;
2716 GetView()->GetTextExtent( tmp, &x, &y, &d );
2717 return wxSize(x,y+d);
2718 }
2719
2720 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
2721 const wxDataViewItem &item, unsigned int col )
2722 {
2723 wxVariant variant;
2724 model->GetValue( variant, item, col );
2725 wxDateTime value = variant.GetDateTime();
2726
2727 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2728 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2729 wxPoint pos = wxGetMousePosition();
2730 popup->Move( pos );
2731 popup->Layout();
2732 popup->Popup( popup->m_cal );
2733
2734 return true;
2735 }
2736
2737
2738 // ---------------------------------------------------------
2739 // wxDataViewIconTextRenderer
2740 // ---------------------------------------------------------
2741
2742 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2743
2744 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2745 (
2746 const wxString &varianttype,
2747 wxDataViewCellMode mode,
2748 int align
2749 )
2750 : wxDataViewTextRenderer(varianttype, mode, align)
2751 {
2752 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2753 }
2754
2755 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2756 {
2757 }
2758
2759 void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2760 {
2761 // add the icon renderer first
2762 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2763
2764 // add the text renderer too
2765 wxDataViewRenderer::GtkPackIntoColumn(column);
2766 }
2767
2768 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2769 {
2770 m_value << value;
2771
2772 SetTextValue(m_value.GetText());
2773 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2774
2775 return true;
2776 }
2777
2778 bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2779 {
2780 wxString str;
2781 if ( !GetTextValue(str) )
2782 return false;
2783
2784 // user doesn't have any way to edit the icon so leave it unchanged
2785 value << wxDataViewIconText(str, m_value.GetIcon());
2786
2787 return true;
2788 }
2789
2790 void
2791 wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2792 const wxDataViewItem& item,
2793 unsigned col)
2794 {
2795 // we receive just the text part of our value as it's the only one which
2796 // can be edited, but we need the full wxDataViewIconText value for the
2797 // model
2798 wxVariant valueIconText;
2799 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2800 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2801 }
2802
2803 // ---------------------------------------------------------
2804 // wxDataViewColumn
2805 // ---------------------------------------------------------
2806
2807
2808 static gboolean
2809 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2810 GdkEventButton *gdk_event,
2811 wxDataViewColumn *column )
2812 {
2813 if (gdk_event->type != GDK_BUTTON_PRESS)
2814 return FALSE;
2815
2816 if (gdk_event->button == 1)
2817 {
2818 gs_lastLeftClickHeader = column;
2819
2820 wxDataViewCtrl *dv = column->GetOwner();
2821 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2822 event.SetDataViewColumn( column );
2823 event.SetModel( dv->GetModel() );
2824 if (dv->HandleWindowEvent( event ))
2825 return FALSE;
2826 }
2827
2828 if (gdk_event->button == 3)
2829 {
2830 wxDataViewCtrl *dv = column->GetOwner();
2831 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2832 event.SetDataViewColumn( column );
2833 event.SetModel( dv->GetModel() );
2834 if (dv->HandleWindowEvent( event ))
2835 return FALSE;
2836 }
2837
2838 return FALSE;
2839 }
2840
2841 extern "C"
2842 {
2843
2844 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2845 GtkCellRenderer *renderer,
2846 GtkTreeModel *model,
2847 GtkTreeIter *iter,
2848 gpointer data )
2849 {
2850 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2851 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2852
2853 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2854
2855 wxDataViewItem item( (void*) iter->user_data );
2856
2857 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2858
2859 if (!wx_model->IsVirtualListModel())
2860 {
2861 gboolean visible;
2862 if (wx_model->IsContainer( item ))
2863 {
2864 visible = wx_model->HasContainerColumns( item ) ||
2865 (cell->GetOwner()->GetModelColumn() == 0);
2866 }
2867 else
2868 {
2869 visible = true;
2870 }
2871
2872 GValue gvalue = { 0, };
2873 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2874 g_value_set_boolean( &gvalue, visible );
2875 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2876 g_value_unset( &gvalue );
2877
2878 if ( !visible )
2879 return;
2880 }
2881
2882 wxVariant value;
2883 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2884
2885 if (value.GetType() != cell->GetVariantType())
2886 {
2887 wxLogError( wxT("Wrong type, required: %s but: %s"),
2888 value.GetType().c_str(),
2889 cell->GetVariantType().c_str() );
2890 }
2891
2892 cell->SetValue( value );
2893
2894
2895 // deal with attributes: if the renderer doesn't support them at all, we
2896 // don't even need to query the model for them
2897 if ( !cell->GtkSupportsAttrs() )
2898 return;
2899
2900 // it can support attributes so check if this item has any
2901 wxDataViewItemAttr attr;
2902 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
2903 || !cell->GtkIsUsingDefaultAttrs() )
2904 {
2905 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
2906 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
2907 }
2908 // else: no custom attributes specified and we're already using the default
2909 // ones -- nothing to do
2910 }
2911
2912 } // extern "C"
2913
2914 #include <wx/listimpl.cpp>
2915 WX_DEFINE_LIST(wxDataViewColumnList)
2916
2917 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2918 unsigned int model_column, int width,
2919 wxAlignment align, int flags )
2920 : wxDataViewColumnBase( cell, model_column )
2921 {
2922 Init( align, flags, width );
2923
2924 SetTitle( title );
2925 }
2926
2927 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
2928 unsigned int model_column, int width,
2929 wxAlignment align, int flags )
2930 : wxDataViewColumnBase( bitmap, cell, model_column )
2931 {
2932 Init( align, flags, width );
2933
2934 SetBitmap( bitmap );
2935 }
2936
2937 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
2938 {
2939 m_isConnected = false;
2940
2941 GtkTreeViewColumn *column = gtk_tree_view_column_new();
2942 m_column = (GtkWidget*) column;
2943
2944 SetFlags( flags );
2945 SetAlignment( align );
2946
2947 SetWidth( width );
2948
2949 // Create container for icon and label
2950 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
2951 gtk_widget_show( box );
2952 // gtk_container_set_border_width((GtkContainer*)box, 2);
2953 m_image = gtk_image_new();
2954 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
2955 m_label = gtk_label_new("");
2956 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
2957 gtk_tree_view_column_set_widget( column, box );
2958
2959 wxDataViewRenderer * const colRenderer = GetRenderer();
2960 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
2961
2962 colRenderer->GtkPackIntoColumn(column);
2963
2964 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
2965 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
2966 }
2967
2968 void wxDataViewColumn::OnInternalIdle()
2969 {
2970 if (m_isConnected)
2971 return;
2972
2973 if (GTK_WIDGET_REALIZED(GetOwner()->m_treeview))
2974 {
2975 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2976 if (column->button)
2977 {
2978 g_signal_connect(column->button, "button_press_event",
2979 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
2980
2981 // otherwise the event will be blocked by GTK+
2982 gtk_tree_view_column_set_clickable( column, TRUE );
2983
2984 m_isConnected = true;
2985 }
2986 }
2987 }
2988
2989 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
2990 {
2991 wxDataViewColumnBase::SetOwner( owner );
2992
2993 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
2994
2995 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
2996 }
2997
2998 void wxDataViewColumn::SetTitle( const wxString &title )
2999 {
3000 wxDataViewCtrl *ctrl = GetOwner();
3001 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3002 : wxGTK_CONV_SYS(title) );
3003 if (title.empty())
3004 gtk_widget_hide( m_label );
3005 else
3006 gtk_widget_show( m_label );
3007 }
3008
3009 wxString wxDataViewColumn::GetTitle() const
3010 {
3011 return wxGTK_CONV_BACK_FONT(
3012 gtk_label_get_text( GTK_LABEL(m_label) ),
3013 GetOwner()->GetFont()
3014 );
3015 }
3016
3017 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3018 {
3019 wxDataViewColumnBase::SetBitmap( bitmap );
3020
3021 if (bitmap.Ok())
3022 {
3023 GtkImage *gtk_image = GTK_IMAGE(m_image);
3024
3025 GdkBitmap *mask = NULL;
3026 if (bitmap.GetMask())
3027 mask = bitmap.GetMask()->GetBitmap();
3028
3029 if (bitmap.HasPixbuf())
3030 {
3031 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3032 bitmap.GetPixbuf());
3033 }
3034 else
3035 {
3036 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3037 bitmap.GetPixmap(), mask);
3038 }
3039 gtk_widget_show( m_image );
3040 }
3041 else
3042 {
3043 gtk_widget_hide( m_image );
3044 }
3045 }
3046
3047 void wxDataViewColumn::SetHidden( bool hidden )
3048 {
3049 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3050 }
3051
3052 void wxDataViewColumn::SetResizeable( bool resizeable )
3053 {
3054 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizeable );
3055 }
3056
3057 void wxDataViewColumn::SetAlignment( wxAlignment align )
3058 {
3059 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3060
3061 gfloat xalign = 0.0;
3062 if (align == wxALIGN_RIGHT)
3063 xalign = 1.0;
3064 if (align == wxALIGN_CENTER_HORIZONTAL ||
3065 align == wxALIGN_CENTER)
3066 xalign = 0.5;
3067
3068 gtk_tree_view_column_set_alignment( column, xalign );
3069
3070 if (m_renderer && m_renderer->GetAlignment() == -1)
3071 m_renderer->GtkUpdateAlignment();
3072 }
3073
3074 wxAlignment wxDataViewColumn::GetAlignment() const
3075 {
3076 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3077
3078 if (xalign == 1.0)
3079 return wxALIGN_RIGHT;
3080 if (xalign == 0.5)
3081 return wxALIGN_CENTER_HORIZONTAL;
3082
3083 return wxALIGN_LEFT;
3084 }
3085
3086 void wxDataViewColumn::SetSortable( bool sortable )
3087 {
3088 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3089
3090 if ( sortable )
3091 {
3092 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3093 }
3094 else
3095 {
3096 gtk_tree_view_column_set_sort_column_id( column, -1 );
3097 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3098 gtk_tree_view_column_set_clickable( column, FALSE );
3099 }
3100 }
3101
3102 bool wxDataViewColumn::IsSortable() const
3103 {
3104 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3105 return gtk_tree_view_column_get_clickable( column );
3106 }
3107
3108 void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
3109 {
3110 // it might not make sense to have this function in wxHeaderColumn at
3111 // all in fact, changing of the sort order should only be done using the
3112 // associated control API
3113 wxFAIL_MSG( "not implemented" );
3114 }
3115
3116 bool wxDataViewColumn::IsSortKey() const
3117 {
3118 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3119 return gtk_tree_view_column_get_sort_indicator( column );
3120 }
3121
3122 bool wxDataViewColumn::IsResizeable() const
3123 {
3124 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3125 return gtk_tree_view_column_get_resizable( column );
3126 }
3127
3128 bool wxDataViewColumn::IsHidden() const
3129 {
3130 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3131 return !gtk_tree_view_column_get_visible( column );
3132 }
3133
3134 void wxDataViewColumn::SetSortOrder( bool ascending )
3135 {
3136 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3137
3138 if (ascending)
3139 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3140 else
3141 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3142
3143 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3144 }
3145
3146 bool wxDataViewColumn::IsSortOrderAscending() const
3147 {
3148 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3149
3150 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3151 }
3152
3153 void wxDataViewColumn::SetMinWidth( int width )
3154 {
3155 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3156 }
3157
3158 int wxDataViewColumn::GetMinWidth() const
3159 {
3160 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3161 }
3162
3163 int wxDataViewColumn::GetWidth() const
3164 {
3165 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3166 }
3167
3168 void wxDataViewColumn::SetWidth( int width )
3169 {
3170 if (width < 0)
3171 {
3172 #if 1
3173 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3174
3175 // TODO find a better calculation
3176 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), wxDVC_DEFAULT_WIDTH );
3177 #else
3178 // this is unpractical for large numbers of items and disables
3179 // user resizing, which is totally unexpected
3180 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3181 #endif
3182 }
3183 else
3184 {
3185 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3186
3187 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3188 }
3189 }
3190
3191 void wxDataViewColumn::SetReorderable( bool reorderable )
3192 {
3193 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3194 }
3195
3196 bool wxDataViewColumn::IsReorderable() const
3197 {
3198 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3199 }
3200
3201 //-----------------------------------------------------------------------------
3202 // wxGtkTreeModelNode
3203 //-----------------------------------------------------------------------------
3204
3205 #if 0
3206 class wxGtkTreeModelChildWithPos
3207 {
3208 public:
3209 unsigned int pos;
3210 void *id;
3211 };
3212
3213 static
3214 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3215 {
3216 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3217 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3218 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3219 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3220 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3221
3222 return ret;
3223 }
3224 #else
3225 static
3226 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3227 {
3228 return gs_internal->GetDataViewModel()->Compare( **data1, **data2,
3229 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3230 }
3231
3232 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3233 #endif
3234
3235 void wxGtkTreeModelNode::Resort()
3236 {
3237 size_t child_count = GetChildCount();
3238 if (child_count == 0)
3239 return;
3240
3241 size_t node_count = GetNodesCount();
3242
3243 if (child_count == 1)
3244 {
3245 if (node_count == 1)
3246 {
3247 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3248 node->Resort();
3249 }
3250 return;
3251 }
3252
3253 gint *new_order = new gint[child_count];
3254
3255 #if 1
3256 // m_children has the original *void
3257 // ptrs points to these
3258 wxGtkTreeModelChildrenPtr ptrs;
3259 size_t i;
3260 for (i = 0; i < child_count; i++)
3261 ptrs.Add( &(m_children[i]) );
3262 // Sort the ptrs
3263 gs_internal = m_internal;
3264 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3265
3266 wxGtkTreeModelChildren temp;
3267 void** base_ptr = &(m_children[0]);
3268 // Transfer positions to new_order array and
3269 // IDs to temp
3270 for (i = 0; i < child_count; i++)
3271 {
3272 new_order[i] = ptrs[i] - base_ptr;
3273 temp.Add( *ptrs[i] );
3274 }
3275
3276 // Transfer IDs back to m_children
3277 m_children.Clear();
3278 WX_APPEND_ARRAY( temp, m_children );
3279 #endif
3280 #if 0
3281 // Too slow
3282
3283 // Build up array with IDs and original positions
3284 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3285 size_t i;
3286 for (i = 0; i < child_count; i++)
3287 {
3288 temp[i].pos = i;
3289 temp[i].id = m_children[i];
3290 }
3291 // Sort array keeping original positions
3292 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3293 &wxGtkTreeModelChildWithPosCmp, m_internal );
3294 // Transfer positions to new_order array and
3295 // IDs to m_children
3296 m_children.Clear();
3297 for (i = 0; i < child_count; i++)
3298 {
3299 new_order[i] = temp[i].pos;
3300 m_children.Add( temp[i].id );
3301 }
3302 // Delete array
3303 delete [] temp;
3304 #endif
3305
3306 #if 0
3307 // Too slow
3308
3309 wxGtkTreeModelChildren temp;
3310 WX_APPEND_ARRAY( temp, m_children );
3311
3312 gs_internal = m_internal;
3313 m_children.Sort( &wxGtkTreeModelChildCmp );
3314
3315 unsigned int pos;
3316 for (pos = 0; pos < child_count; pos++)
3317 {
3318 void *id = m_children.Item( pos );
3319 int old_pos = temp.Index( id );
3320 new_order[pos] = old_pos;
3321 }
3322 #endif
3323
3324 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3325
3326 GtkTreeIter iter;
3327 iter.user_data = GetItem().GetID();
3328 iter.stamp = m_internal->GetGtkModel()->stamp;
3329
3330 gtk_tree_model_rows_reordered( gtk_tree_model,
3331 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3332
3333 delete [] new_order;
3334
3335 unsigned int pos;
3336 for (pos = 0; pos < node_count; pos++)
3337 {
3338 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3339 node->Resort();
3340 }
3341 }
3342
3343 //-----------------------------------------------------------------------------
3344 // wxDataViewCtrlInternal
3345 //-----------------------------------------------------------------------------
3346
3347 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
3348 wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
3349 {
3350 m_owner = owner;
3351 m_wx_model = wx_model;
3352 m_gtk_model = gtk_model;
3353 m_root = NULL;
3354 m_sort_order = GTK_SORT_ASCENDING;
3355 m_sort_column = -1;
3356 m_dataview_sort_column = NULL;
3357
3358 m_dragDataObject = NULL;
3359 m_dropDataObject = NULL;
3360
3361 if (!m_wx_model->IsVirtualListModel())
3362 InitTree();
3363 }
3364
3365 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3366 {
3367 g_object_unref( m_gtk_model );
3368
3369 delete m_dragDataObject;
3370 delete m_dropDataObject;
3371 }
3372
3373 void wxDataViewCtrlInternal::InitTree()
3374 {
3375 wxDataViewItem item;
3376 m_root = new wxGtkTreeModelNode( NULL, item, this );
3377
3378 BuildBranch( m_root );
3379 }
3380
3381 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3382 {
3383 if (node->GetChildCount() == 0)
3384 {
3385 wxDataViewItemArray children;
3386 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3387
3388 unsigned int pos;
3389 for (pos = 0; pos < count; pos++)
3390 {
3391 wxDataViewItem child = children[pos];
3392
3393 if (m_wx_model->IsContainer( child ))
3394 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3395 else
3396 node->AddLeave( child.GetID() );
3397
3398 // Don't send any events here
3399 }
3400 }
3401 }
3402
3403 // GTK+ dnd iface
3404
3405 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3406 {
3407 wxGtkString atom_str( gdk_atom_name( format ) );
3408 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3409
3410 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3411 m_dragSourceTargetEntry.flags = 0;
3412 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3413
3414 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3415 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3416
3417 return true;
3418 }
3419
3420 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3421 {
3422 wxGtkString atom_str( gdk_atom_name( format ) );
3423 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3424
3425 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3426 m_dropTargetTargetEntry.flags = 0;
3427 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3428
3429 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3430 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3431
3432 return true;
3433 }
3434
3435 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3436 GtkTreePath *path )
3437 {
3438 delete m_dragDataObject;
3439
3440 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3441 if ( !item )
3442 return FALSE;
3443
3444 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3445 event.SetEventObject( m_owner );
3446 event.SetItem( item );
3447 event.SetModel( m_wx_model );
3448 if (!m_owner->HandleWindowEvent( event ))
3449 return FALSE;
3450
3451 if (!event.IsAllowed())
3452 return FALSE;
3453
3454 wxDataObject *obj = event.GetDataObject();
3455 if (!obj)
3456 return FALSE;
3457
3458 m_dragDataObject = obj;
3459
3460 return TRUE;
3461 }
3462
3463 gboolean
3464 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3465 GtkTreePath *WXUNUSED(path))
3466 {
3467 return FALSE;
3468 }
3469
3470 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3471 GtkTreePath *path, GtkSelectionData *selection_data )
3472 {
3473 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3474 if ( !item )
3475 return FALSE;
3476
3477 if (!m_dragDataObject->IsSupported( selection_data->target ))
3478 return FALSE;
3479
3480 size_t size = m_dragDataObject->GetDataSize( selection_data->target );
3481 if (size == 0)
3482 return FALSE;
3483
3484 void *buf = malloc( size );
3485
3486 gboolean res = FALSE;
3487 if (m_dragDataObject->GetDataHere( selection_data->target, buf ))
3488 {
3489 res = TRUE;
3490
3491 gtk_selection_data_set( selection_data, selection_data->target,
3492 8, (const guchar*) buf, size );
3493 }
3494
3495 free( buf );
3496
3497 return res;
3498 }
3499
3500 gboolean
3501 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3502 GtkTreePath *path,
3503 GtkSelectionData *selection_data)
3504 {
3505 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3506 if ( !item )
3507 return FALSE;
3508
3509 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3510 event.SetEventObject( m_owner );
3511 event.SetItem( item );
3512 event.SetModel( m_wx_model );
3513 event.SetDataFormat( selection_data->target );
3514 event.SetDataSize( selection_data->length );
3515 event.SetDataBuffer( selection_data->data );
3516 if (!m_owner->HandleWindowEvent( event ))
3517 return FALSE;
3518
3519 if (!event.IsAllowed())
3520 return FALSE;
3521
3522 return TRUE;
3523 }
3524
3525 gboolean
3526 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3527 GtkTreePath *path,
3528 GtkSelectionData *selection_data)
3529 {
3530 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3531 if ( !item )
3532 return FALSE;
3533
3534 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3535 event.SetEventObject( m_owner );
3536 event.SetItem( item );
3537 event.SetModel( m_wx_model );
3538 event.SetDataFormat( selection_data->target );
3539 if (!m_owner->HandleWindowEvent( event ))
3540 return FALSE;
3541
3542 if (!event.IsAllowed())
3543 return FALSE;
3544
3545 return TRUE;
3546 }
3547
3548 // notifications from wxDataViewModel
3549
3550 bool wxDataViewCtrlInternal::Cleared()
3551 {
3552 if (m_root)
3553 {
3554 delete m_root;
3555 m_root = NULL;
3556 }
3557
3558 InitTree();
3559
3560 return true;
3561 }
3562
3563 void wxDataViewCtrlInternal::Resort()
3564 {
3565 if (!m_wx_model->IsVirtualListModel())
3566 m_root->Resort();
3567 }
3568
3569 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3570 {
3571 if (!m_wx_model->IsVirtualListModel())
3572 {
3573 wxGtkTreeModelNode *parent_node = FindNode( parent );
3574 wxASSERT_MSG(parent_node,
3575 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3576
3577 if (m_wx_model->IsContainer( item ))
3578 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3579 else
3580 parent_node->AddLeave( item.GetID() );
3581 }
3582
3583 return true;
3584 }
3585
3586 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3587 {
3588 if (!m_wx_model->IsVirtualListModel())
3589 {
3590 wxGtkTreeModelNode *parent_node = FindNode( parent );
3591 wxASSERT_MSG(parent_node,
3592 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3593
3594 parent_node->DeleteChild( item.GetID() );
3595 }
3596
3597 return true;
3598 }
3599
3600 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3601 {
3602 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3603 event.SetEventObject( m_owner );
3604 event.SetModel( m_owner->GetModel() );
3605 event.SetItem( item );
3606 m_owner->HandleWindowEvent( event );
3607
3608 return true;
3609 }
3610
3611 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
3612 {
3613 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3614 event.SetEventObject( m_owner );
3615 event.SetModel( m_owner->GetModel() );
3616 event.SetColumn( col );
3617 event.SetDataViewColumn( GetOwner()->GetColumn(col) );
3618 event.SetItem( item );
3619 m_owner->HandleWindowEvent( event );
3620
3621 return true;
3622 }
3623
3624 // GTK+ model iface
3625
3626 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3627 {
3628 int flags = 0;
3629
3630 if ( m_wx_model->IsListModel() )
3631 flags |= GTK_TREE_MODEL_LIST_ONLY;
3632
3633 if ( !m_wx_model->IsVirtualListModel() )
3634 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3635
3636 return GtkTreeModelFlags(flags);
3637 }
3638
3639 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3640 {
3641
3642 if (m_wx_model->IsVirtualListModel())
3643 {
3644 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3645
3646 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3647
3648 if (i >= wx_model->GetCount())
3649 return FALSE;
3650
3651 iter->stamp = m_gtk_model->stamp;
3652 // user_data is just the index +1
3653 iter->user_data = (gpointer) (i+1);
3654
3655 return TRUE;
3656 }
3657 else
3658 {
3659 int depth = gtk_tree_path_get_depth( path );
3660
3661 wxGtkTreeModelNode *node = m_root;
3662
3663 int i;
3664 for (i = 0; i < depth; i++)
3665 {
3666 BuildBranch( node );
3667
3668 gint pos = gtk_tree_path_get_indices (path)[i];
3669 if (pos < 0) return FALSE;
3670 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3671
3672 void* id = node->GetChildren().Item( (size_t) pos );
3673
3674 if (i == depth-1)
3675 {
3676 iter->stamp = m_gtk_model->stamp;
3677 iter->user_data = id;
3678 return TRUE;
3679 }
3680
3681 size_t count = node->GetNodes().GetCount();
3682 size_t pos2;
3683 for (pos2 = 0; pos2 < count; pos2++)
3684 {
3685 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3686 if (child_node->GetItem().GetID() == id)
3687 {
3688 node = child_node;
3689 break;
3690 }
3691 }
3692 }
3693 }
3694
3695 return FALSE;
3696 }
3697
3698 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3699 {
3700 // When this is called from ItemDeleted(), the item is already
3701 // deleted in the model.
3702
3703 GtkTreePath *retval = gtk_tree_path_new ();
3704
3705 if (m_wx_model->IsVirtualListModel())
3706 {
3707 // iter is root, add nothing
3708 if (!iter->user_data)
3709 return retval;
3710
3711 // user_data is just the index +1
3712 int i = ( (wxUIntPtr) iter->user_data ) -1;
3713 gtk_tree_path_append_index (retval, i);
3714 }
3715 else
3716 {
3717 void *id = iter->user_data;
3718
3719 wxGtkTreeModelNode *node = FindParentNode( iter );
3720 while (node)
3721 {
3722 int pos = node->GetChildren().Index( id );
3723
3724 gtk_tree_path_prepend_index( retval, pos );
3725
3726 id = node->GetItem().GetID();
3727 node = node->GetParent();
3728 }
3729 }
3730
3731 return retval;
3732 }
3733
3734 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3735 {
3736 if (m_wx_model->IsVirtualListModel())
3737 {
3738 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3739
3740 // user_data is just the index +1
3741 int n = ( (wxUIntPtr) iter->user_data ) -1;
3742
3743 if (n == -1)
3744 {
3745 iter->user_data = NULL;
3746 return FALSE;
3747 }
3748
3749 if (n >= (int) wx_model->GetCount()-1)
3750 {
3751 iter->user_data = NULL;
3752 return FALSE;
3753 }
3754
3755 // user_data is just the index +1 (+2 because we need the next)
3756 iter->user_data = (gpointer) (n+2);
3757 }
3758 else
3759 {
3760 wxGtkTreeModelNode *parent = FindParentNode( iter );
3761 if( parent == NULL )
3762 {
3763 iter->user_data = NULL;
3764 return FALSE;
3765 }
3766
3767 int pos = parent->GetChildren().Index( iter->user_data );
3768
3769 if (pos == (int) parent->GetChildCount()-1)
3770 {
3771 iter->user_data = NULL;
3772 return FALSE;
3773 }
3774
3775 iter->user_data = parent->GetChildren().Item( pos+1 );
3776 }
3777
3778 return TRUE;
3779 }
3780
3781 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3782 {
3783 if (m_wx_model->IsVirtualListModel())
3784 {
3785 // this is a list, nodes have no children
3786 if (parent)
3787 return FALSE;
3788
3789 iter->stamp = m_gtk_model->stamp;
3790 iter->user_data = (gpointer) 1;
3791
3792 return TRUE;
3793 }
3794 else
3795 {
3796 if (iter == NULL)
3797 {
3798 if (m_root->GetChildCount() == 0) return FALSE;
3799 iter->stamp = m_gtk_model->stamp;
3800 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3801 return TRUE;
3802 }
3803
3804
3805 wxDataViewItem item;
3806 if (parent)
3807 item = wxDataViewItem( (void*) parent->user_data );
3808
3809 if (!m_wx_model->IsContainer( item ))
3810 return FALSE;
3811
3812 wxGtkTreeModelNode *parent_node = FindNode( parent );
3813 wxASSERT_MSG(parent_node,
3814 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3815
3816 BuildBranch( parent_node );
3817
3818 if (parent_node->GetChildCount() == 0)
3819 return FALSE;
3820
3821 iter->stamp = m_gtk_model->stamp;
3822 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3823 }
3824
3825 return TRUE;
3826 }
3827
3828 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3829 {
3830 if (m_wx_model->IsVirtualListModel())
3831 {
3832 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3833
3834 if (iter == NULL)
3835 return (wx_model->GetCount() > 0);
3836
3837 // this is a list, nodes have no children
3838 return FALSE;
3839 }
3840 else
3841 {
3842 if (iter == NULL)
3843 return (m_root->GetChildCount() > 0);
3844
3845 wxDataViewItem item( (void*) iter->user_data );
3846
3847 bool is_container = m_wx_model->IsContainer( item );
3848
3849 if (!is_container)
3850 return FALSE;
3851
3852 wxGtkTreeModelNode *node = FindNode( iter );
3853 wxASSERT_MSG(node,
3854 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
3855
3856 BuildBranch( node );
3857
3858 return (node->GetChildCount() > 0);
3859 }
3860 }
3861
3862 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3863 {
3864 if (m_wx_model->IsVirtualListModel())
3865 {
3866 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3867
3868 if (iter == NULL)
3869 return (gint) wx_model->GetCount();
3870
3871 return 0;
3872 }
3873 else
3874 {
3875 if (iter == NULL)
3876 return m_root->GetChildCount();
3877
3878 wxDataViewItem item( (void*) iter->user_data );
3879
3880 if (!m_wx_model->IsContainer( item ))
3881 return 0;
3882
3883 wxGtkTreeModelNode *parent_node = FindNode( iter );
3884 wxASSERT_MSG(parent_node,
3885 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3886
3887 BuildBranch( parent_node );
3888
3889 return parent_node->GetChildCount();
3890 }
3891 }
3892
3893 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
3894 {
3895 if (m_wx_model->IsVirtualListModel())
3896 {
3897 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3898
3899 if (parent)
3900 return FALSE;
3901
3902 if (n < 0)
3903 return FALSE;
3904
3905 if (n >= (gint) wx_model->GetCount())
3906 return FALSE;
3907
3908 iter->stamp = m_gtk_model->stamp;
3909 // user_data is just the index +1
3910 iter->user_data = (gpointer) (n+1);
3911
3912 return TRUE;
3913 }
3914 else
3915 {
3916 void* id = NULL;
3917 if (parent) id = (void*) parent->user_data;
3918 wxDataViewItem item( id );
3919
3920 if (!m_wx_model->IsContainer( item ))
3921 return FALSE;
3922
3923 wxGtkTreeModelNode *parent_node = FindNode( parent );
3924 wxASSERT_MSG(parent_node,
3925 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3926
3927 BuildBranch( parent_node );
3928
3929 iter->stamp = m_gtk_model->stamp;
3930 iter->user_data = parent_node->GetChildren().Item( n );
3931
3932 return TRUE;
3933 }
3934 }
3935
3936 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
3937 {
3938 if (m_wx_model->IsVirtualListModel())
3939 {
3940 return FALSE;
3941 }
3942 else
3943 {
3944 wxGtkTreeModelNode *node = FindParentNode( child );
3945 if (!node)
3946 return FALSE;
3947
3948 iter->stamp = m_gtk_model->stamp;
3949 iter->user_data = (gpointer) node->GetItem().GetID();
3950
3951 return TRUE;
3952 }
3953 }
3954
3955 // item can be deleted already in the model
3956 int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
3957 {
3958 if (m_wx_model->IsVirtualListModel())
3959 {
3960 return wxPtrToUInt(item.GetID()) - 1;
3961 }
3962 else
3963 {
3964 wxGtkTreeModelNode *parent_node = FindNode( parent );
3965 wxGtkTreeModelChildren &children = parent_node->GetChildren();
3966 size_t j;
3967 for (j = 0; j < children.GetCount(); j++)
3968 {
3969 if (children[j] == item.GetID())
3970 return j;
3971 }
3972 }
3973 return -1;
3974 }
3975
3976
3977 static wxGtkTreeModelNode*
3978 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
3979 {
3980 if( model == NULL )
3981 return NULL;
3982
3983 ItemList list;
3984 list.DeleteContents( true );
3985 wxDataViewItem it( item );
3986
3987 while( it.IsOk() )
3988 {
3989 wxDataViewItem * pItem = new wxDataViewItem( it );
3990 list.Insert( pItem );
3991 it = model->GetParent( it );
3992 }
3993
3994 wxGtkTreeModelNode * node = treeNode;
3995 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
3996 {
3997 if( node && node->GetNodes().GetCount() != 0 )
3998 {
3999 int len = node->GetNodes().GetCount();
4000 wxGtkTreeModelNodes &nodes = node->GetNodes();
4001 int j = 0;
4002 for( ; j < len; j ++)
4003 {
4004 if( nodes[j]->GetItem() == *(n->GetData()))
4005 {
4006 node = nodes[j];
4007 break;
4008 }
4009 }
4010
4011 if( j == len )
4012 {
4013 return NULL;
4014 }
4015 }
4016 else
4017 return NULL;
4018 }
4019 return node;
4020
4021 }
4022
4023 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4024 {
4025 if (!iter)
4026 return m_root;
4027
4028 wxDataViewItem item( (void*) iter->user_data );
4029 if (!item.IsOk())
4030 return m_root;
4031
4032 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4033
4034 /*
4035 if (!result)
4036 {
4037 wxLogDebug( "Not found %p", iter->user_data );
4038 char *crash = NULL;
4039 *crash = 0;
4040 }
4041 // TODO: remove this code
4042 */
4043
4044 return result;
4045 }
4046
4047 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4048 {
4049 if (!item.IsOk())
4050 return m_root;
4051
4052 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4053
4054 /*
4055 if (!result)
4056 {
4057 wxLogDebug( "Not found %p", item.GetID() );
4058 char *crash = NULL;
4059 *crash = 0;
4060 }
4061 // TODO: remove this code
4062 */
4063
4064 return result;
4065 }
4066
4067 static wxGtkTreeModelNode*
4068 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4069 {
4070 if( model == NULL )
4071 return NULL;
4072
4073 ItemList list;
4074 list.DeleteContents( true );
4075 if( !item.IsOk() )
4076 return NULL;
4077
4078 wxDataViewItem it( model->GetParent( item ) );
4079 while( it.IsOk() )
4080 {
4081 wxDataViewItem * pItem = new wxDataViewItem( it );
4082 list.Insert( pItem );
4083 it = model->GetParent( it );
4084 }
4085
4086 wxGtkTreeModelNode * node = treeNode;
4087 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4088 {
4089 if( node && node->GetNodes().GetCount() != 0 )
4090 {
4091 int len = node->GetNodes().GetCount();
4092 wxGtkTreeModelNodes nodes = node->GetNodes();
4093 int j = 0;
4094 for( ; j < len; j ++)
4095 {
4096 if( nodes[j]->GetItem() == *(n->GetData()))
4097 {
4098 node = nodes[j];
4099 break;
4100 }
4101 }
4102
4103 if( j == len )
4104 {
4105 return NULL;
4106 }
4107 }
4108 else
4109 return NULL;
4110 }
4111 //Examine whether the node is item's parent node
4112 int len = node->GetChildCount();
4113 for( int i = 0; i < len ; i ++ )
4114 {
4115 if( node->GetChildren().Item( i ) == item.GetID() )
4116 return node;
4117 }
4118 return NULL;
4119 }
4120
4121 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4122 {
4123 if (!iter)
4124 return NULL;
4125
4126 wxDataViewItem item( (void*) iter->user_data );
4127 if (!item.IsOk())
4128 return NULL;
4129
4130 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4131 }
4132
4133 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4134 {
4135 if (!item.IsOk())
4136 return NULL;
4137
4138 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4139 }
4140
4141 //-----------------------------------------------------------------------------
4142 // wxDataViewCtrl signal callbacks
4143 //-----------------------------------------------------------------------------
4144
4145 static void
4146 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4147 {
4148 if (!GTK_WIDGET_REALIZED(dv->m_widget))
4149 return;
4150
4151 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4152 event.SetItem( dv->GetSelection() );
4153 event.SetModel( dv->GetModel() );
4154 dv->HandleWindowEvent( event );
4155 }
4156
4157 static void
4158 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4159 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4160 {
4161 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4162
4163 wxDataViewItem item(dv->GTKPathToItem(path));
4164 event.SetItem( item );
4165 event.SetModel( dv->GetModel() );
4166 dv->HandleWindowEvent( event );
4167 }
4168
4169 static gboolean
4170 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4171 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4172 {
4173 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4174
4175 wxDataViewItem item( (void*) iter->user_data );;
4176 event.SetItem( item );
4177 event.SetModel( dv->GetModel() );
4178 dv->HandleWindowEvent( event );
4179
4180 return !event.IsAllowed();
4181 }
4182
4183 static void
4184 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4185 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4186 {
4187 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4188
4189 wxDataViewItem item( (void*) iter->user_data );;
4190 event.SetItem( item );
4191 event.SetModel( dv->GetModel() );
4192 dv->HandleWindowEvent( event );
4193 }
4194
4195 static gboolean
4196 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4197 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4198 {
4199 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
4200
4201 wxDataViewItem item( (void*) iter->user_data );;
4202 event.SetItem( item );
4203 event.SetModel( dv->GetModel() );
4204 dv->HandleWindowEvent( event );
4205
4206 return !event.IsAllowed();
4207 }
4208
4209 static void
4210 wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4211 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4212 {
4213 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
4214
4215 wxDataViewItem item( (void*) iter->user_data );;
4216 event.SetItem( item );
4217 event.SetModel( dv->GetModel() );
4218 dv->HandleWindowEvent( event );
4219 }
4220
4221 //-----------------------------------------------------------------------------
4222 // wxDataViewCtrl
4223 //-----------------------------------------------------------------------------
4224
4225 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4226 {
4227 GtkWidget* treeview = GtkGetTreeView();
4228
4229 // Insert widget in GtkTreeView
4230 if (GTK_WIDGET_REALIZED(treeview))
4231 gtk_widget_set_parent_window( child->m_widget,
4232 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4233 gtk_widget_set_parent( child->m_widget, treeview );
4234 }
4235
4236 static
4237 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4238 GtkAllocation *WXUNUSED(gtk_alloc),
4239 wxDataViewCtrl *win )
4240 {
4241 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4242 while (node)
4243 {
4244 wxWindow *child = node->GetData();
4245
4246 GtkRequisition req;
4247 gtk_widget_size_request( child->m_widget, &req );
4248
4249 GtkAllocation alloc;
4250 alloc.x = child->m_x;
4251 alloc.y = child->m_y;
4252 alloc.width = child->m_width;
4253 alloc.height = child->m_height;
4254 gtk_widget_size_allocate( child->m_widget, &alloc );
4255
4256 node = node->GetNext();
4257 }
4258 }
4259
4260
4261 //-----------------------------------------------------------------------------
4262 // "motion_notify_event"
4263 //-----------------------------------------------------------------------------
4264
4265 static gboolean
4266 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4267 GdkEventMotion *gdk_event,
4268 wxDataViewCtrl *dv )
4269 {
4270 if (gdk_event->is_hint)
4271 {
4272 int x = 0;
4273 int y = 0;
4274 GdkModifierType state;
4275 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4276 gdk_event->x = x;
4277 gdk_event->y = y;
4278 }
4279
4280 wxGtkTreePath path;
4281 GtkTreeViewColumn *column = NULL;
4282 gint cell_x = 0;
4283 gint cell_y = 0;
4284 if (gtk_tree_view_get_path_at_pos(
4285 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4286 (int) gdk_event->x, (int) gdk_event->y,
4287 path.ByRef(),
4288 &column,
4289 &cell_x,
4290 &cell_y))
4291 {
4292 if (path)
4293 {
4294 GtkTreeIter iter;
4295 dv->GtkGetInternal()->get_iter( &iter, path );
4296 }
4297 }
4298
4299
4300 return FALSE;
4301 }
4302
4303 //-----------------------------------------------------------------------------
4304 // "button_press_event"
4305 //-----------------------------------------------------------------------------
4306
4307 static gboolean
4308 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4309 GdkEventButton *gdk_event,
4310 wxDataViewCtrl *dv )
4311 {
4312 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4313 {
4314 wxGtkTreePath path;
4315 GtkTreeViewColumn *column = NULL;
4316 gint cell_x = 0;
4317 gint cell_y = 0;
4318 if (gtk_tree_view_get_path_at_pos(
4319 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4320 (int) gdk_event->x, (int) gdk_event->y,
4321 path.ByRef(),
4322 &column,
4323 &cell_x,
4324 &cell_y))
4325 {
4326 if (path)
4327 {
4328 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4329 event.SetItem(dv->GTKPathToItem(path));
4330 event.SetModel( dv->GetModel() );
4331 return dv->HandleWindowEvent( event );
4332 }
4333 }
4334 }
4335
4336 return FALSE;
4337 }
4338
4339 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4340
4341 wxDataViewCtrl::~wxDataViewCtrl()
4342 {
4343 if (m_notifier)
4344 GetModel()->RemoveNotifier( m_notifier );
4345
4346 m_cols.Clear();
4347
4348 // remove the model from the GtkTreeView before it gets destroyed by the
4349 // wxDataViewCtrlBase's dtor
4350 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), NULL );
4351
4352 delete m_internal;
4353 }
4354
4355 void wxDataViewCtrl::Init()
4356 {
4357 m_notifier = NULL;
4358 m_internal = NULL;
4359
4360 m_cols.DeleteContents( true );
4361 }
4362
4363 bool wxDataViewCtrl::Create(wxWindow *parent,
4364 wxWindowID id,
4365 const wxPoint& pos,
4366 const wxSize& size,
4367 long style,
4368 const wxValidator& validator,
4369 const wxString& name)
4370 {
4371 if (!PreCreation( parent, pos, size ) ||
4372 !CreateBase( parent, id, pos, size, style, validator, name ))
4373 {
4374 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4375 return false;
4376 }
4377
4378 m_widget = gtk_scrolled_window_new (NULL, NULL);
4379 g_object_ref(m_widget);
4380
4381 GTKScrolledWindowSetBorder(m_widget, style);
4382
4383 m_treeview = gtk_tree_view_new();
4384 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4385
4386 g_signal_connect (m_treeview, "size_allocate",
4387 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4388
4389 #ifdef __WXGTK26__
4390 if (!gtk_check_version(2,6,0))
4391 {
4392 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4393 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4394 }
4395 #endif
4396
4397 if (style & wxDV_MULTIPLE)
4398 {
4399 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4400 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4401 }
4402
4403 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4404
4405 #ifdef __WXGTK210__
4406 if (!gtk_check_version(2,10,0))
4407 {
4408 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4409
4410 if ((style & wxDV_HORIZ_RULES) != 0 &&
4411 (style & wxDV_VERT_RULES) != 0)
4412 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4413 else if (style & wxDV_VERT_RULES)
4414 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4415 else if (style & wxDV_HORIZ_RULES)
4416 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4417
4418 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4419 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4420 }
4421 #endif
4422
4423 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4424
4425 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4426 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4427 gtk_widget_show (m_treeview);
4428
4429 m_parent->DoAddChild( this );
4430
4431 PostCreation(size);
4432
4433 GtkEnableSelectionEvents();
4434
4435 g_signal_connect_after (m_treeview, "row-activated",
4436 G_CALLBACK (wxdataview_row_activated_callback), this);
4437
4438 g_signal_connect (m_treeview, "test-collapse-row",
4439 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4440
4441 g_signal_connect_after (m_treeview, "row-collapsed",
4442 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4443
4444 g_signal_connect (m_treeview, "test-expand-row",
4445 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4446
4447 g_signal_connect_after (m_treeview, "row-expanded",
4448 G_CALLBACK (wxdataview_row_expanded_callback), this);
4449
4450 g_signal_connect (m_treeview, "motion_notify_event",
4451 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4452
4453 g_signal_connect (m_treeview, "button_press_event",
4454 G_CALLBACK (gtk_dataview_button_press_callback), this);
4455
4456 return true;
4457 }
4458
4459 wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4460 {
4461 GtkTreeIter iter;
4462 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4463 ? iter.user_data
4464 : NULL);
4465 }
4466
4467 void wxDataViewCtrl::OnInternalIdle()
4468 {
4469 wxWindow::OnInternalIdle();
4470
4471 unsigned int cols = GetColumnCount();
4472 unsigned int i;
4473 for (i = 0; i < cols; i++)
4474 {
4475 wxDataViewColumn *col = GetColumn( i );
4476 col->OnInternalIdle();
4477 }
4478 }
4479
4480 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4481 {
4482 wxDELETE(m_internal);
4483
4484 if (!wxDataViewCtrlBase::AssociateModel( model ))
4485 return false;
4486
4487 #ifdef __WXGTK26__
4488 if (!gtk_check_version(2,6,0))
4489 {
4490 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4491 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4492 }
4493 #endif
4494
4495 GtkWxTreeModel *gtk_model = wxgtk_tree_model_new();
4496 m_internal = new wxDataViewCtrlInternal( this, model, gtk_model );
4497 gtk_model->internal = m_internal;
4498
4499 m_notifier = new wxGtkDataViewModelNotifier( gtk_model, model, this );
4500
4501 model->AddNotifier( m_notifier );
4502
4503 gtk_tree_view_set_model( GTK_TREE_VIEW(m_treeview), GTK_TREE_MODEL(gtk_model) );
4504
4505 // unref in wxDataViewCtrlInternal
4506 // g_object_unref( gtk_model );
4507
4508 return true;
4509 }
4510
4511 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4512 {
4513 return m_internal->EnableDragSource( format );
4514 }
4515
4516 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4517 {
4518 return m_internal->EnableDropTarget( format );
4519 }
4520
4521 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4522 {
4523 if (!wxDataViewCtrlBase::AppendColumn(col))
4524 return false;
4525
4526 m_cols.Append( col );
4527
4528 #ifdef __WXGTK26__
4529 if (!gtk_check_version(2,6,0))
4530 {
4531 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4532 GTK_TREE_VIEW_COLUMN_FIXED)
4533 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4534 }
4535 #endif
4536
4537 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4538 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4539
4540 return true;
4541 }
4542
4543 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4544 {
4545 if (!wxDataViewCtrlBase::PrependColumn(col))
4546 return false;
4547
4548 m_cols.Insert( col );
4549
4550 #ifdef __WXGTK26__
4551 if (!gtk_check_version(2,6,0))
4552 {
4553 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4554 GTK_TREE_VIEW_COLUMN_FIXED)
4555 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4556 }
4557 #endif
4558
4559 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4560 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4561
4562 return true;
4563 }
4564
4565 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4566 {
4567 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4568 return false;
4569
4570 m_cols.Insert( pos, col );
4571
4572 #ifdef __WXGTK26__
4573 if (!gtk_check_version(2,6,0))
4574 {
4575 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4576 GTK_TREE_VIEW_COLUMN_FIXED)
4577 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4578 }
4579 #endif
4580
4581 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4582 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4583
4584 return true;
4585 }
4586
4587 unsigned int wxDataViewCtrl::GetColumnCount() const
4588 {
4589 return m_cols.GetCount();
4590 }
4591
4592 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4593 {
4594 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4595 if (!gtk_col)
4596 return NULL;
4597
4598 wxDataViewColumnList::const_iterator iter;
4599 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4600 {
4601 wxDataViewColumn *col = *iter;
4602 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4603 {
4604 return col;
4605 }
4606 }
4607
4608 return NULL;
4609 }
4610
4611 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4612 {
4613 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4614 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4615
4616 m_cols.DeleteObject( column );
4617
4618 return true;
4619 }
4620
4621 bool wxDataViewCtrl::ClearColumns()
4622 {
4623 wxDataViewColumnList::iterator iter;
4624 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4625 {
4626 wxDataViewColumn *col = *iter;
4627 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4628 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4629 }
4630
4631 m_cols.Clear();
4632
4633 return true;
4634 }
4635
4636 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4637 {
4638 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetConstGtkHandle());
4639
4640 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
4641
4642 gint pos = g_list_index( list, (gconstpointer) gtk_column );
4643
4644 g_list_free( list );
4645
4646 return pos;
4647 }
4648
4649 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4650 {
4651 return m_internal->GetDataViewSortColumn();
4652 }
4653
4654 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4655 {
4656 GtkTreeIter iter;
4657 iter.user_data = item.GetID();
4658 wxGtkTreePath path(m_internal->get_path( &iter ));
4659 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4660 }
4661
4662 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4663 {
4664 GtkTreeIter iter;
4665 iter.user_data = item.GetID();
4666 wxGtkTreePath path(m_internal->get_path( &iter ));
4667 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4668 }
4669
4670 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4671 {
4672 GtkTreeIter iter;
4673 iter.user_data = item.GetID();
4674 wxGtkTreePath path(m_internal->get_path( &iter ));
4675 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4676 }
4677
4678 wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4679 {
4680 // The tree doesn't have any current item if it hadn't been created yet but
4681 // it's arguably not an error to call this function in this case so just
4682 // return an invalid item without asserting.
4683 if ( !m_treeview )
4684 return wxDataViewItem();
4685
4686 wxGtkTreePath path;
4687 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4688
4689 return GTKPathToItem(path);
4690 }
4691
4692 void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4693 {
4694 wxCHECK_RET( m_treeview,
4695 "Current item can't be set before creating the control." );
4696
4697 // We need to make sure the model knows about this item or the path would
4698 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4699 ExpandAncestors(item);
4700
4701 // We also need to preserve the existing selection from changing.
4702 // Unfortunately the only way to do it seems to use our own selection
4703 // function and forbid any selection changes during set cursor call.
4704 wxGtkTreeSelectionLock
4705 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4706
4707 // Do move the cursor now.
4708 GtkTreeIter iter;
4709 iter.user_data = item.GetID();
4710 wxGtkTreePath path(m_internal->get_path( &iter ));
4711
4712 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4713 }
4714
4715 wxDataViewItem wxDataViewCtrl::GetSelection() const
4716 {
4717 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4718
4719 if (m_windowStyle & wxDV_MULTIPLE)
4720 {
4721 // Report the first one
4722 GtkTreeModel *model;
4723 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4724
4725 if (list)
4726 {
4727 GtkTreePath *path = (GtkTreePath*) list->data;
4728 wxDataViewItem item(GTKPathToItem(path));
4729
4730 // delete list
4731 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4732 g_list_free( list );
4733
4734 return item;
4735 }
4736 }
4737 else
4738 {
4739 GtkTreeIter iter;
4740 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4741 {
4742 wxDataViewItem item( iter.user_data );
4743 return item;
4744 }
4745 }
4746
4747 return wxDataViewItem(0);
4748 }
4749
4750 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4751 {
4752 sel.Clear();
4753
4754 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4755 if (HasFlag(wxDV_MULTIPLE))
4756 {
4757 GtkTreeModel *model;
4758 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4759
4760 int count = 0;
4761 while (list)
4762 {
4763 GtkTreePath *path = (GtkTreePath*) list->data;
4764
4765 sel.Add(GTKPathToItem(path));
4766
4767 list = g_list_next( list );
4768 count++;
4769 }
4770
4771 // delete list
4772 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4773 g_list_free( list );
4774
4775 return count;
4776 }
4777 else
4778 {
4779 GtkTreeModel *model;
4780 GtkTreeIter iter;
4781 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
4782 if (has_selection)
4783 {
4784 sel.Add( wxDataViewItem( (void*) iter.user_data) );
4785 return 1;
4786 }
4787 }
4788
4789 return 0;
4790 }
4791
4792 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4793 {
4794 GtkDisableSelectionEvents();
4795
4796 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4797
4798 gtk_tree_selection_unselect_all( selection );
4799
4800 wxDataViewItem last_parent;
4801
4802 size_t i;
4803 for (i = 0; i < sel.GetCount(); i++)
4804 {
4805 wxDataViewItem item = sel[i];
4806 wxDataViewItem parent = GetModel()->GetParent( item );
4807 if (parent)
4808 {
4809 if (parent != last_parent)
4810 ExpandAncestors(item);
4811 }
4812 last_parent = parent;
4813
4814 GtkTreeIter iter;
4815 iter.stamp = m_internal->GetGtkModel()->stamp;
4816 iter.user_data = (gpointer) item.GetID();
4817 gtk_tree_selection_select_iter( selection, &iter );
4818 }
4819
4820 GtkEnableSelectionEvents();
4821 }
4822
4823 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4824 {
4825 ExpandAncestors(item);
4826
4827 GtkDisableSelectionEvents();
4828
4829 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4830
4831 GtkTreeIter iter;
4832 iter.stamp = m_internal->GetGtkModel()->stamp;
4833 iter.user_data = (gpointer) item.GetID();
4834 gtk_tree_selection_select_iter( selection, &iter );
4835
4836 GtkEnableSelectionEvents();
4837 }
4838
4839 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4840 {
4841 GtkDisableSelectionEvents();
4842
4843 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4844
4845 GtkTreeIter iter;
4846 iter.stamp = m_internal->GetGtkModel()->stamp;
4847 iter.user_data = (gpointer) item.GetID();
4848 gtk_tree_selection_unselect_iter( selection, &iter );
4849
4850 GtkEnableSelectionEvents();
4851 }
4852
4853 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4854 {
4855 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4856
4857 GtkTreeIter iter;
4858 iter.stamp = m_internal->GetGtkModel()->stamp;
4859 iter.user_data = (gpointer) item.GetID();
4860
4861 return gtk_tree_selection_iter_is_selected( selection, &iter );
4862 }
4863
4864 void wxDataViewCtrl::SelectAll()
4865 {
4866 GtkDisableSelectionEvents();
4867
4868 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4869
4870 gtk_tree_selection_select_all( selection );
4871
4872 GtkEnableSelectionEvents();
4873 }
4874
4875 void wxDataViewCtrl::UnselectAll()
4876 {
4877 GtkDisableSelectionEvents();
4878
4879 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4880
4881 gtk_tree_selection_unselect_all( selection );
4882
4883 GtkEnableSelectionEvents();
4884 }
4885
4886 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
4887 const wxDataViewColumn *WXUNUSED(column))
4888 {
4889 ExpandAncestors(item);
4890
4891 GtkTreeIter iter;
4892 iter.user_data = (gpointer) item.GetID();
4893 wxGtkTreePath path(m_internal->get_path( &iter ));
4894 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4895 }
4896
4897 void wxDataViewCtrl::HitTest(const wxPoint& WXUNUSED(point),
4898 wxDataViewItem& item,
4899 wxDataViewColumn *& column) const
4900 {
4901 item = wxDataViewItem(0);
4902 column = NULL;
4903 }
4904
4905 wxRect
4906 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
4907 const wxDataViewColumn *WXUNUSED(column)) const
4908 {
4909 return wxRect();
4910 }
4911
4912 void wxDataViewCtrl::DoSetExpanderColumn()
4913 {
4914 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
4915 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
4916 }
4917
4918 void wxDataViewCtrl::DoSetIndent()
4919 {
4920 }
4921
4922 void wxDataViewCtrl::GtkDisableSelectionEvents()
4923 {
4924 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4925 g_signal_handlers_disconnect_by_func( selection,
4926 (gpointer) (wxdataview_selection_changed_callback), this);
4927 }
4928
4929 void wxDataViewCtrl::GtkEnableSelectionEvents()
4930 {
4931 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4932 g_signal_connect_after (selection, "changed",
4933 G_CALLBACK (wxdataview_selection_changed_callback), this);
4934 }
4935
4936 // ----------------------------------------------------------------------------
4937 // visual attributes stuff
4938 // ----------------------------------------------------------------------------
4939
4940 // static
4941 wxVisualAttributes
4942 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
4943 {
4944 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
4945 }
4946
4947 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
4948 {
4949 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
4950 gtk_widget_modify_style(m_treeview, style);
4951 }
4952
4953 #endif // !wxUSE_GENERICDATAVIEWCTRL
4954
4955 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)