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Cleanup of wxDataViewCtrl cell activation code.
[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/popupwin.h"
29 #include "wx/listimpl.cpp"
30
31 #include "wx/gtk/private.h"
32 #include "wx/gtk/dc.h"
33 #include "wx/gtk/dcclient.h"
34
35 #include "wx/gtk/private/gdkconv.h"
36 #include "wx/gtk/private/list.h"
37 #include "wx/gtk/private/event.h"
38 using namespace wxGTKImpl;
39
40 class wxGtkDataViewModelNotifier;
41
42 //-----------------------------------------------------------------------------
43 //-----------------------------------------------------------------------------
44
45 static wxDataViewCtrlInternal *gs_internal = NULL;
46
47 class wxGtkTreeModelNode;
48
49 extern "C" {
50 typedef struct _GtkWxTreeModel GtkWxTreeModel;
51 }
52
53 // ----------------------------------------------------------------------------
54 // wxGtkTreePath: self-destroying GtkTreePath
55 // ----------------------------------------------------------------------------
56
57 // Usually this object is initialized with the associated GtkTreePath
58 // immediately when it's constructed but it can also be changed later either by
59 // using Assign() or by getting the pointer to the internally stored pointer
60 // value using ByRef(). The latter should be avoided but is very convenient
61 // when using GTK functions with GtkTreePath output parameters.
62 class wxGtkTreePath
63 {
64 public:
65 // Ctor takes ownership of the given path and will free it if non-NULL.
66 wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
67
68 // Creates a tree path for the given string path.
69 wxGtkTreePath(const gchar *strpath)
70 : m_path(gtk_tree_path_new_from_string(strpath))
71 {
72 }
73
74 // Set the stored pointer if not done by ctor.
75 void Assign(GtkTreePath *path)
76 {
77 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
78
79 m_path = path;
80 }
81
82 // Return the pointer to the internally stored pointer. This should only be
83 // used to initialize the object by passing it to some GTK function.
84 GtkTreePath **ByRef()
85 {
86 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
87
88 return &m_path;
89 }
90
91
92 operator GtkTreePath *() const { return m_path; }
93
94 ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
95
96 private:
97 GtkTreePath *m_path;
98
99 wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
100 };
101
102 // ----------------------------------------------------------------------------
103 // wxGtkTreePathList: self-destroying list of GtkTreePath objects.
104 // ----------------------------------------------------------------------------
105
106 class wxGtkTreePathList : public wxGtkList
107 {
108 public:
109 // Ctor takes ownership of the list.
110 explicit wxGtkTreePathList(GList* list)
111 : wxGtkList(list)
112 {
113 }
114
115 ~wxGtkTreePathList()
116 {
117 // Delete the list contents, wxGtkList will delete the list itself.
118 g_list_foreach(m_list, (GFunc)gtk_tree_path_free, NULL);
119 }
120 };
121
122 // ----------------------------------------------------------------------------
123 // wxGtkTreeSelectionLock: prevent selection from changing during the
124 // lifetime of this object
125 // ----------------------------------------------------------------------------
126
127 // Implementation note: it could be expected that setting the selection
128 // function in this class ctor and resetting it back to the old value in its
129 // dtor would work. However currently gtk_tree_selection_get_select_function()
130 // can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
131 // so we can't do this. Instead, we always use the selection function (which
132 // imposes extra overhead, albeit minimal one, on all selection operations) and
133 // just set/reset the flag telling it whether it should allow or forbid the
134 // selection.
135 //
136 // Also notice that currently only a single object of this class may exist at
137 // any given moment. It's just simpler like this and we don't need anything
138 // more for now.
139
140 extern "C"
141 gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
142 GtkTreeModel * WXUNUSED(model),
143 GtkTreePath * WXUNUSED(path),
144 gboolean WXUNUSED(path_currently_selected),
145 gpointer data)
146 {
147 return data == NULL;
148 }
149
150 class wxGtkTreeSelectionLock
151 {
152 public:
153 wxGtkTreeSelectionLock(GtkTreeSelection *selection)
154 : m_selection(selection)
155 {
156 wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
157
158 ms_instance = this;
159
160 CheckCurrentSelectionFunc(NULL);
161
162 // Pass some non-NULL pointer as "data" for the callback, it doesn't
163 // matter what it is as long as it's non-NULL.
164 gtk_tree_selection_set_select_function(selection,
165 wxdataview_selection_func,
166 this,
167 NULL);
168 }
169
170 ~wxGtkTreeSelectionLock()
171 {
172 CheckCurrentSelectionFunc(wxdataview_selection_func);
173
174 gtk_tree_selection_set_select_function(m_selection,
175 wxdataview_selection_func,
176 NULL,
177 NULL);
178
179 ms_instance = NULL;
180 }
181
182 private:
183 void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
184 {
185 // We can only use gtk_tree_selection_get_select_function() with 2.14+
186 // so check for its availability both during compile- and run-time.
187 #if GTK_CHECK_VERSION(2, 14, 0)
188 if ( gtk_check_version(2, 14, 0) != NULL )
189 return;
190
191 // If this assert is triggered, it means the code elsewhere has called
192 // gtk_tree_selection_set_select_function() but currently doing this
193 // breaks this class so the code here needs to be changed.
194 wxASSERT_MSG
195 (
196 gtk_tree_selection_get_select_function(m_selection) == func,
197 "selection function has changed unexpectedly, review this code!"
198 );
199 #endif // GTK+ 2.14+
200
201 wxUnusedVar(func);
202 }
203
204 static wxGtkTreeSelectionLock *ms_instance;
205
206 GtkTreeSelection * const m_selection;
207
208 wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
209 };
210
211 wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
212
213 //-----------------------------------------------------------------------------
214 // wxDataViewCtrlInternal
215 //-----------------------------------------------------------------------------
216
217 WX_DECLARE_LIST(wxDataViewItem, ItemList);
218 WX_DEFINE_LIST(ItemList)
219
220 class wxDataViewCtrlInternal
221 {
222 public:
223 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model );
224 ~wxDataViewCtrlInternal();
225
226 // model iface
227 GtkTreeModelFlags get_flags();
228 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
229 GtkTreePath *get_path( GtkTreeIter *iter);
230 gboolean iter_next( GtkTreeIter *iter );
231 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
232 gboolean iter_has_child( GtkTreeIter *iter );
233 gint iter_n_children( GtkTreeIter *iter );
234 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
235 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
236
237 // dnd iface
238
239 bool EnableDragSource( const wxDataFormat &format );
240 bool EnableDropTarget( const wxDataFormat &format );
241
242 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
243 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
244 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
245 GtkSelectionData *selection_data );
246 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
247 GtkSelectionData *selection_data );
248 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
249 GtkSelectionData *selection_data );
250
251 // notifactions from wxDataViewModel
252 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
253 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
254 bool ItemChanged( const wxDataViewItem &item );
255 bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
256 bool Cleared();
257 bool BeforeReset();
258 bool AfterReset();
259 void Resort();
260
261 // sorting interface
262 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
263 GtkSortType GetSortOrder() const { return m_sort_order; }
264
265 void SetSortColumn( int column ) { m_sort_column = column; }
266 int GetSortColumn() const { return m_sort_column; }
267
268 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
269 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
270
271 bool IsSorted() { return (m_sort_column >= 0); }
272
273 // accessors
274 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
275 const wxDataViewModel* GetDataViewModel() const { return m_wx_model; }
276 wxDataViewCtrl* GetOwner() { return m_owner; }
277 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
278
279 // item can be deleted already in the model
280 int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
281
282 virtual void OnInternalIdle();
283
284 protected:
285 void InitTree();
286 void ScheduleRefresh();
287
288 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
289 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
290 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
291 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
292 void BuildBranch( wxGtkTreeModelNode *branch );
293
294 private:
295 wxGtkTreeModelNode *m_root;
296 wxDataViewModel *m_wx_model;
297 GtkWxTreeModel *m_gtk_model;
298 wxDataViewCtrl *m_owner;
299 GtkSortType m_sort_order;
300 wxDataViewColumn *m_dataview_sort_column;
301 int m_sort_column;
302
303 GtkTargetEntry m_dragSourceTargetEntry;
304 wxCharBuffer m_dragSourceTargetEntryTarget;
305 wxDataObject *m_dragDataObject;
306
307 GtkTargetEntry m_dropTargetTargetEntry;
308 wxCharBuffer m_dropTargetTargetEntryTarget;
309 wxDataObject *m_dropDataObject;
310
311 wxGtkDataViewModelNotifier *m_notifier;
312
313 bool m_dirty;
314 };
315
316
317 //-----------------------------------------------------------------------------
318 // wxGtkTreeModelNode
319 //-----------------------------------------------------------------------------
320
321 static
322 int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
323 {
324 int ret = gs_internal->GetDataViewModel()->Compare( wxDataViewItem(*id1), wxDataViewItem(*id2),
325 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
326
327 return ret;
328 }
329
330 WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
331 WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
332
333 class wxGtkTreeModelNode
334 {
335 public:
336 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
337 wxDataViewCtrlInternal *internal )
338 {
339 m_parent = parent;
340 m_item = item;
341 m_internal = internal;
342 }
343
344 ~wxGtkTreeModelNode()
345 {
346 size_t count = m_nodes.GetCount();
347 size_t i;
348 for (i = 0; i < count; i++)
349 {
350 wxGtkTreeModelNode *child = m_nodes.Item( i );
351 delete child;
352 }
353 }
354
355 void AddNode( wxGtkTreeModelNode* child )
356 {
357 m_nodes.Add( child );
358
359 void *id = child->GetItem().GetID();
360
361 m_children.Add( id );
362
363 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
364 {
365 gs_internal = m_internal;
366 m_children.Sort( &wxGtkTreeModelChildCmp );
367 }
368 }
369
370 void InsertNode( wxGtkTreeModelNode* child, unsigned pos )
371 {
372 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
373 {
374 AddNode(child);
375 return;
376 }
377
378 void *id = child->GetItem().GetID();
379
380 // Insert into m_nodes so that the order of nodes in m_nodes is the
381 // same as the order of their corresponding IDs in m_children:
382 const unsigned int count = m_nodes.GetCount();
383 bool inserted = false;
384 for (unsigned i = 0; i < count; i++)
385 {
386 wxGtkTreeModelNode *node = m_nodes[i];
387 int posInChildren = m_children.Index(node->GetItem().GetID());
388 if ( (unsigned)posInChildren >= pos )
389 {
390 m_nodes.Insert(child, i);
391 inserted = true;
392 break;
393 }
394 }
395 if ( !inserted )
396 m_nodes.Add(child);
397
398 m_children.Insert( id, pos );
399 }
400
401 void AddLeaf( void* id )
402 {
403 InsertLeaf(id, m_children.size());
404 }
405
406 void InsertLeaf( void* id, unsigned pos )
407 {
408 m_children.Insert( id, pos );
409
410 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
411 {
412 gs_internal = m_internal;
413 m_children.Sort( &wxGtkTreeModelChildCmp );
414 }
415 }
416
417 void DeleteChild( void* id )
418 {
419 m_children.Remove( id );
420
421 unsigned int count = m_nodes.GetCount();
422 unsigned int pos;
423 for (pos = 0; pos < count; pos++)
424 {
425 wxGtkTreeModelNode *node = m_nodes.Item( pos );
426 if (node->GetItem().GetID() == id)
427 {
428 m_nodes.RemoveAt( pos );
429 delete node;
430 break;
431 }
432 }
433 }
434
435 wxGtkTreeModelNode* GetParent()
436 { return m_parent; }
437 wxGtkTreeModelNodes &GetNodes()
438 { return m_nodes; }
439 wxGtkTreeModelChildren &GetChildren()
440 { return m_children; }
441
442 unsigned int GetChildCount() const { return m_children.GetCount(); }
443 unsigned int GetNodesCount() const { return m_nodes.GetCount(); }
444
445 wxDataViewItem &GetItem() { return m_item; }
446 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
447
448 void Resort();
449
450 private:
451 wxGtkTreeModelNode *m_parent;
452 wxGtkTreeModelNodes m_nodes;
453 wxGtkTreeModelChildren m_children;
454 wxDataViewItem m_item;
455 wxDataViewCtrlInternal *m_internal;
456 };
457
458
459 //-----------------------------------------------------------------------------
460 // data
461 //-----------------------------------------------------------------------------
462
463 extern bool g_blockEventsOnDrag;
464
465 //-----------------------------------------------------------------------------
466 // define new GTK+ class wxGtkTreeModel
467 //-----------------------------------------------------------------------------
468
469 extern "C" {
470
471 #define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
472 #define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
473 #define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
474 #define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
475 #define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
476 #define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
477
478 GType gtk_wx_tree_model_get_type (void);
479
480 typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
481
482 struct _GtkWxTreeModel
483 {
484 GObject parent;
485
486 /*< private >*/
487 gint stamp;
488 wxDataViewCtrlInternal *internal;
489 };
490
491 struct _GtkWxTreeModelClass
492 {
493 GObjectClass list_parent_class;
494 };
495
496 static GtkWxTreeModel *wxgtk_tree_model_new (void);
497 static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
498 static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
499
500 static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
501 static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
502 static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
503 static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
504
505 static void wxgtk_tree_model_finalize (GObject *object);
506 static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
507 static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
508 static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
509 gint index);
510 static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
511 GtkTreeIter *iter,
512 GtkTreePath *path);
513 static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
514 GtkTreeIter *iter);
515 static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
516 GtkTreeIter *iter,
517 gint column,
518 GValue *value);
519 static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
520 GtkTreeIter *iter);
521 static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
522 GtkTreeIter *iter,
523 GtkTreeIter *parent);
524 static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
525 GtkTreeIter *iter);
526 static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
527 GtkTreeIter *iter);
528 static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
529 GtkTreeIter *iter,
530 GtkTreeIter *parent,
531 gint n);
532 static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
533 GtkTreeIter *iter,
534 GtkTreeIter *child);
535
536 /* sortable */
537 static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
538 gint *sort_column_id,
539 GtkSortType *order);
540 static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
541 gint sort_column_id,
542 GtkSortType order);
543 static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
544 gint sort_column_id,
545 GtkTreeIterCompareFunc func,
546 gpointer data,
547 GDestroyNotify destroy);
548 static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
549 GtkTreeIterCompareFunc func,
550 gpointer data,
551 GDestroyNotify destroy);
552 static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
553
554 /* drag'n'drop */
555 static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
556 GtkTreePath *path);
557 static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
558 GtkTreePath *path);
559 static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
560 GtkTreePath *path,
561 GtkSelectionData *selection_data);
562 static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
563 GtkTreePath *dest,
564 GtkSelectionData *selection_data);
565 static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
566 GtkTreePath *dest_path,
567 GtkSelectionData *selection_data);
568
569
570 static GObjectClass *list_parent_class = NULL;
571
572 GType
573 gtk_wx_tree_model_get_type (void)
574 {
575 static GType tree_model_type = 0;
576
577 if (!tree_model_type)
578 {
579 const GTypeInfo tree_model_info =
580 {
581 sizeof (GtkWxTreeModelClass),
582 NULL, /* base_init */
583 NULL, /* base_finalize */
584 (GClassInitFunc) wxgtk_tree_model_class_init,
585 NULL, /* class_finalize */
586 NULL, /* class_data */
587 sizeof (GtkWxTreeModel),
588 0,
589 (GInstanceInitFunc) wxgtk_tree_model_init,
590 };
591
592 static const GInterfaceInfo tree_model_iface_info =
593 {
594 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
595 NULL,
596 NULL
597 };
598
599 static const GInterfaceInfo sortable_iface_info =
600 {
601 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
602 NULL,
603 NULL
604 };
605
606 static const GInterfaceInfo drag_source_iface_info =
607 {
608 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
609 NULL,
610 NULL
611 };
612
613 static const GInterfaceInfo drag_dest_iface_info =
614 {
615 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
616 NULL,
617 NULL
618 };
619
620 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
621 &tree_model_info, (GTypeFlags)0 );
622
623 g_type_add_interface_static (tree_model_type,
624 GTK_TYPE_TREE_MODEL,
625 &tree_model_iface_info);
626 g_type_add_interface_static (tree_model_type,
627 GTK_TYPE_TREE_SORTABLE,
628 &sortable_iface_info);
629 g_type_add_interface_static (tree_model_type,
630 GTK_TYPE_TREE_DRAG_DEST,
631 &drag_dest_iface_info);
632 g_type_add_interface_static (tree_model_type,
633 GTK_TYPE_TREE_DRAG_SOURCE,
634 &drag_source_iface_info);
635 }
636
637 return tree_model_type;
638 }
639
640 static GtkWxTreeModel *
641 wxgtk_tree_model_new(void)
642 {
643 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
644 return retval;
645 }
646
647 static void
648 wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
649 {
650 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
651 GObjectClass *object_class = (GObjectClass*) klass;
652 object_class->finalize = wxgtk_tree_model_finalize;
653 }
654
655 static void
656 wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
657 {
658 iface->get_flags = wxgtk_tree_model_get_flags;
659 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
660 iface->get_column_type = wxgtk_tree_model_get_column_type;
661 iface->get_iter = wxgtk_tree_model_get_iter;
662 iface->get_path = wxgtk_tree_model_get_path;
663 iface->get_value = wxgtk_tree_model_get_value;
664 iface->iter_next = wxgtk_tree_model_iter_next;
665 iface->iter_children = wxgtk_tree_model_iter_children;
666 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
667 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
668 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
669 iface->iter_parent = wxgtk_tree_model_iter_parent;
670 }
671
672 static void
673 wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
674 {
675 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
676 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
677 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
678 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
679 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
680 }
681
682 static void
683 wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
684 {
685 iface->row_draggable = wxgtk_tree_model_row_draggable;
686 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
687 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
688 }
689
690 static void
691 wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
692 {
693 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
694 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
695 }
696
697 static void
698 wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
699 {
700 tree_model->internal = NULL;
701 tree_model->stamp = g_random_int();
702 }
703
704 static void
705 wxgtk_tree_model_finalize (GObject *object)
706 {
707 /* must chain up */
708 (* list_parent_class->finalize) (object);
709 }
710
711 } // extern "C"
712
713 //-----------------------------------------------------------------------------
714 // implement callbacks from wxGtkTreeModel class by letting
715 // them call the methods of wxWidgets' wxDataViewModel
716 //-----------------------------------------------------------------------------
717
718 static GtkTreeModelFlags
719 wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
720 {
721 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
722 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
723
724 return wxtree_model->internal->get_flags();
725 }
726
727 static gint
728 wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
729 {
730 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
731 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
732
733 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
734 }
735
736 static GType
737 wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
738 gint index)
739 {
740 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
741 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
742
743 GType gtype = G_TYPE_INVALID;
744
745 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
746
747 if (wxtype == wxT("string"))
748 gtype = G_TYPE_STRING;
749 else
750 {
751 gtype = G_TYPE_POINTER;
752 // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
753 }
754
755 return gtype;
756 }
757
758 static gboolean
759 wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
760 GtkTreeIter *iter,
761 GtkTreePath *path)
762 {
763 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
764 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
765 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
766
767 return wxtree_model->internal->get_iter( iter, path );
768 }
769
770 static GtkTreePath *
771 wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
772 GtkTreeIter *iter)
773 {
774 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
775 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
776 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
777
778 return wxtree_model->internal->get_path( iter );
779 }
780
781 static void
782 wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
783 GtkTreeIter *iter,
784 gint column,
785 GValue *value)
786 {
787 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
788 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
789
790 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
791 wxString mtype = model->GetColumnType( (unsigned int) column );
792 if (mtype == wxT("string"))
793 {
794 wxVariant variant;
795 g_value_init( value, G_TYPE_STRING );
796 wxDataViewItem item( (void*) iter->user_data );
797 model->GetValue( variant, item, (unsigned int) column );
798
799 g_value_set_string( value, variant.GetString().utf8_str() );
800 }
801 else
802 {
803 wxFAIL_MSG( wxT("non-string columns not supported yet") );
804 }
805 }
806
807 static gboolean
808 wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
809 GtkTreeIter *iter)
810 {
811 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
812
813 // This happens when clearing the view by calling .._set_model( NULL );
814 if (iter->stamp == 0) return FALSE;
815
816 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
817 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
818
819 return wxtree_model->internal->iter_next( iter );
820 }
821
822 static gboolean
823 wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
824 GtkTreeIter *iter,
825 GtkTreeIter *parent)
826 {
827 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
828 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
829 if (parent)
830 {
831 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
832 }
833
834 return wxtree_model->internal->iter_children( iter, parent );
835 }
836
837 static gboolean
838 wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
839 GtkTreeIter *iter)
840 {
841 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
842 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
843 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
844
845 return wxtree_model->internal->iter_has_child( iter );
846 }
847
848 static gint
849 wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
850 GtkTreeIter *iter)
851 {
852 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
853 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
854 g_return_val_if_fail ( !iter || wxtree_model->stamp == iter->stamp, 0);
855
856 return wxtree_model->internal->iter_n_children( iter );
857 }
858
859 static gboolean
860 wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
861 GtkTreeIter *iter,
862 GtkTreeIter *parent,
863 gint n)
864 {
865 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
866 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
867
868 return wxtree_model->internal->iter_nth_child( iter, parent, n );
869 }
870
871 static gboolean
872 wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
873 GtkTreeIter *iter,
874 GtkTreeIter *child)
875 {
876 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
877 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
878 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
879
880 return wxtree_model->internal->iter_parent( iter, child );
881 }
882
883 /* drag'n'drop iface */
884 static gboolean
885 wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
886 GtkTreePath *path)
887 {
888 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
889 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
890
891 return wxtree_model->internal->row_draggable( drag_source, path );
892 }
893
894 static gboolean
895 wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
896 GtkTreePath *path)
897 {
898 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
899 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
900
901 return wxtree_model->internal->drag_data_delete( drag_source, path );
902 }
903
904 static gboolean
905 wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
906 GtkTreePath *path,
907 GtkSelectionData *selection_data)
908 {
909 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
910 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
911
912 #if 0
913 wxPrintf( "drag_get_data\n");
914
915 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
916 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
917
918 wxGtkString atom_target(gdk_atom_name(selection_data->target));
919 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
920
921 wxGtkString atom_type(gdk_atom_name(selection_data->type));
922 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
923
924 wxPrintf( "format %d\n", selection_data->format );
925 #endif
926
927 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
928 }
929
930 static gboolean
931 wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
932 GtkTreePath *dest,
933 GtkSelectionData *selection_data)
934 {
935 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
936 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
937
938 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
939 }
940
941 static gboolean
942 wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
943 GtkTreePath *dest_path,
944 GtkSelectionData *selection_data)
945 {
946 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
947 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
948
949 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
950 }
951
952 /* sortable iface */
953 static gboolean
954 wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
955 gint *sort_column_id,
956 GtkSortType *order)
957 {
958 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
959
960 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
961
962 if (!wxtree_model->internal->IsSorted())
963 {
964 if (sort_column_id)
965 *sort_column_id = -1;
966
967 return TRUE;
968 }
969
970
971 if (sort_column_id)
972 *sort_column_id = wxtree_model->internal->GetSortColumn();
973
974 if (order)
975 *order = wxtree_model->internal->GetSortOrder();
976
977 return TRUE;
978 }
979
980 wxDataViewColumn *gs_lastLeftClickHeader = NULL;
981
982 static void
983 wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
984 gint sort_column_id,
985 GtkSortType order)
986 {
987 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
988 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
989
990 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
991
992 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
993 (order != tree_model->internal->GetSortOrder()))
994 {
995 tree_model->internal->SetSortColumn( sort_column_id );
996 tree_model->internal->SetSortOrder( order );
997
998 gtk_tree_sortable_sort_column_changed (sortable);
999
1000 tree_model->internal->GetDataViewModel()->Resort();
1001 }
1002
1003 if (gs_lastLeftClickHeader)
1004 {
1005 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
1006 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
1007 event.SetDataViewColumn( gs_lastLeftClickHeader );
1008 event.SetModel( dv->GetModel() );
1009 dv->HandleWindowEvent( event );
1010 }
1011
1012 gs_lastLeftClickHeader = NULL;
1013 }
1014
1015 static void
1016 wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
1017 gint WXUNUSED(sort_column_id),
1018 GtkTreeIterCompareFunc func,
1019 gpointer WXUNUSED(data),
1020 GDestroyNotify WXUNUSED(destroy))
1021 {
1022 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
1023 g_return_if_fail (func != NULL);
1024 }
1025
1026 static void
1027 wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
1028 GtkTreeIterCompareFunc func,
1029 gpointer WXUNUSED(data),
1030 GDestroyNotify WXUNUSED(destroy))
1031 {
1032 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
1033 g_return_if_fail (func != NULL);
1034
1035 //wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
1036 // TODO: remove this code
1037 }
1038
1039 static gboolean
1040 wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
1041 {
1042 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
1043
1044 return FALSE;
1045 }
1046
1047 //-----------------------------------------------------------------------------
1048 // define new GTK+ class GtkWxRendererText
1049 //-----------------------------------------------------------------------------
1050
1051 extern "C" {
1052
1053 #define GTK_TYPE_WX_CELL_RENDERER_TEXT (gtk_wx_cell_renderer_text_get_type ())
1054 #define GTK_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererText))
1055 #define GTK_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1056 #define GTK_IS_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1057 #define GTK_IS_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1058 #define GTK_WX_CELL_RENDERER_TEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1059
1060 GType gtk_wx_cell_renderer_text_get_type (void);
1061
1062 typedef struct _GtkWxCellRendererText GtkWxCellRendererText;
1063 typedef struct _GtkWxCellRendererTextClass GtkWxCellRendererTextClass;
1064
1065 struct _GtkWxCellRendererText
1066 {
1067 GtkCellRendererText parent;
1068
1069 wxDataViewRenderer *wx_renderer;
1070 };
1071
1072 struct _GtkWxCellRendererTextClass
1073 {
1074 GtkCellRendererTextClass cell_parent_class;
1075 };
1076
1077
1078 static GtkWxCellRendererText *gtk_wx_cell_renderer_text_new (void);
1079 static void gtk_wx_cell_renderer_text_init (
1080 GtkWxCellRendererText *cell );
1081 static void gtk_wx_cell_renderer_text_class_init(
1082 GtkWxCellRendererTextClass *klass );
1083 static void gtk_wx_cell_renderer_text_finalize (
1084 GObject *object );
1085 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1086 GtkCellRenderer *cell,
1087 GdkEvent *event,
1088 GtkWidget *widget,
1089 const gchar *path,
1090 GdkRectangle *background_area,
1091 GdkRectangle *cell_area,
1092 GtkCellRendererState flags );
1093
1094
1095 static GObjectClass *text_cell_parent_class = NULL;
1096
1097 } // extern "C"
1098
1099 GType
1100 gtk_wx_cell_renderer_text_get_type (void)
1101 {
1102 static GType cell_wx_type = 0;
1103
1104 if (!cell_wx_type)
1105 {
1106 const GTypeInfo cell_wx_info =
1107 {
1108 sizeof (GtkWxCellRendererTextClass),
1109 NULL, /* base_init */
1110 NULL, /* base_finalize */
1111 (GClassInitFunc) gtk_wx_cell_renderer_text_class_init,
1112 NULL, /* class_finalize */
1113 NULL, /* class_data */
1114 sizeof (GtkWxCellRendererText),
1115 0, /* n_preallocs */
1116 (GInstanceInitFunc) gtk_wx_cell_renderer_text_init,
1117 };
1118
1119 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER_TEXT,
1120 "GtkWxCellRendererText", &cell_wx_info, (GTypeFlags)0 );
1121 }
1122
1123 return cell_wx_type;
1124 }
1125
1126 static void
1127 gtk_wx_cell_renderer_text_init (GtkWxCellRendererText *cell)
1128 {
1129 cell->wx_renderer = NULL;
1130 }
1131
1132 static void
1133 gtk_wx_cell_renderer_text_class_init (GtkWxCellRendererTextClass *klass)
1134 {
1135 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1136 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1137
1138 text_cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1139
1140 object_class->finalize = gtk_wx_cell_renderer_text_finalize;
1141
1142 cell_class->start_editing = gtk_wx_cell_renderer_text_start_editing;
1143 }
1144
1145 static void
1146 gtk_wx_cell_renderer_text_finalize (GObject *object)
1147 {
1148 /* must chain up */
1149 (* G_OBJECT_CLASS (text_cell_parent_class)->finalize) (object);
1150 }
1151
1152 GtkWxCellRendererText*
1153 gtk_wx_cell_renderer_text_new (void)
1154 {
1155 return (GtkWxCellRendererText*) g_object_new (GTK_TYPE_WX_CELL_RENDERER_TEXT, NULL);
1156 }
1157
1158 static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1159 GtkCellRenderer *gtk_renderer,
1160 GdkEvent *gdk_event,
1161 GtkWidget *widget,
1162 const gchar *path,
1163 GdkRectangle *background_area,
1164 GdkRectangle *cell_area,
1165 GtkCellRendererState flags )
1166 {
1167 GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
1168 wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
1169 wxDataViewColumn *column = wx_renderer->GetOwner();
1170
1171 wxDataViewItem
1172 item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1173
1174 wxDataViewCtrl *dv = column->GetOwner();
1175 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
1176 event.SetDataViewColumn( column );
1177 event.SetModel( dv->GetModel() );
1178 event.SetColumn( column->GetModelColumn() );
1179 event.SetItem( item );
1180 dv->HandleWindowEvent( event );
1181
1182 if (event.IsAllowed())
1183 return GTK_CELL_RENDERER_CLASS(text_cell_parent_class)->
1184 start_editing( gtk_renderer, gdk_event, widget, path, background_area, cell_area, flags );
1185 else
1186 return NULL;
1187 }
1188
1189 //-----------------------------------------------------------------------------
1190 // define new GTK+ class GtkWxCellRenderer
1191 //-----------------------------------------------------------------------------
1192
1193 extern "C" {
1194
1195 #define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
1196 #define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
1197 #define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1198 #define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
1199 #define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
1200 #define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1201
1202 GType gtk_wx_cell_renderer_get_type (void);
1203
1204 typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
1205 typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
1206
1207 struct _GtkWxCellRenderer
1208 {
1209 GtkCellRenderer parent;
1210
1211 /*< private >*/
1212 wxDataViewCustomRenderer *cell;
1213 };
1214
1215 struct _GtkWxCellRendererClass
1216 {
1217 GtkCellRendererClass cell_parent_class;
1218 };
1219
1220
1221 static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
1222 static void gtk_wx_cell_renderer_init (
1223 GtkWxCellRenderer *cell );
1224 static void gtk_wx_cell_renderer_class_init(
1225 GtkWxCellRendererClass *klass );
1226 static void gtk_wx_cell_renderer_finalize (
1227 GObject *object );
1228 static void gtk_wx_cell_renderer_get_size (
1229 GtkCellRenderer *cell,
1230 GtkWidget *widget,
1231 GdkRectangle *rectangle,
1232 gint *x_offset,
1233 gint *y_offset,
1234 gint *width,
1235 gint *height );
1236 static void gtk_wx_cell_renderer_render (
1237 GtkCellRenderer *cell,
1238 GdkWindow *window,
1239 GtkWidget *widget,
1240 GdkRectangle *background_area,
1241 GdkRectangle *cell_area,
1242 GdkRectangle *expose_area,
1243 GtkCellRendererState flags );
1244 static gboolean gtk_wx_cell_renderer_activate(
1245 GtkCellRenderer *cell,
1246 GdkEvent *event,
1247 GtkWidget *widget,
1248 const gchar *path,
1249 GdkRectangle *background_area,
1250 GdkRectangle *cell_area,
1251 GtkCellRendererState flags );
1252 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1253 GtkCellRenderer *cell,
1254 GdkEvent *event,
1255 GtkWidget *widget,
1256 const gchar *path,
1257 GdkRectangle *background_area,
1258 GdkRectangle *cell_area,
1259 GtkCellRendererState flags );
1260
1261
1262 static GObjectClass *cell_parent_class = NULL;
1263
1264 } // extern "C"
1265
1266 GType
1267 gtk_wx_cell_renderer_get_type (void)
1268 {
1269 static GType cell_wx_type = 0;
1270
1271 if (!cell_wx_type)
1272 {
1273 const GTypeInfo cell_wx_info =
1274 {
1275 sizeof (GtkWxCellRendererClass),
1276 NULL, /* base_init */
1277 NULL, /* base_finalize */
1278 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
1279 NULL, /* class_finalize */
1280 NULL, /* class_data */
1281 sizeof (GtkWxCellRenderer),
1282 0, /* n_preallocs */
1283 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
1284 };
1285
1286 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
1287 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
1288 }
1289
1290 return cell_wx_type;
1291 }
1292
1293 static void
1294 gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
1295 {
1296 cell->cell = NULL;
1297 }
1298
1299 static void
1300 gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
1301 {
1302 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1303 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1304
1305 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1306
1307 object_class->finalize = gtk_wx_cell_renderer_finalize;
1308
1309 cell_class->get_size = gtk_wx_cell_renderer_get_size;
1310 cell_class->render = gtk_wx_cell_renderer_render;
1311 cell_class->activate = gtk_wx_cell_renderer_activate;
1312 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
1313 }
1314
1315 static void
1316 gtk_wx_cell_renderer_finalize (GObject *object)
1317 {
1318 /* must chain up */
1319 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
1320 }
1321
1322 GtkCellRenderer*
1323 gtk_wx_cell_renderer_new (void)
1324 {
1325 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
1326 }
1327
1328 static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1329 GtkCellRenderer *renderer,
1330 GdkEvent *WXUNUSED(event),
1331 GtkWidget *widget,
1332 const gchar *path,
1333 GdkRectangle *WXUNUSED(background_area),
1334 GdkRectangle *cell_area,
1335 GtkCellRendererState WXUNUSED(flags) )
1336 {
1337 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1338 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1339
1340 // Renderer doesn't support in-place editing
1341 if (!cell->HasEditorCtrl())
1342 return NULL;
1343
1344 // An in-place editing control is still around
1345 if (cell->GetEditorCtrl())
1346 return NULL;
1347
1348 GdkRectangle rect;
1349 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1350 &rect.x,
1351 &rect.y,
1352 &rect.width,
1353 &rect.height);
1354
1355 rect.x += cell_area->x;
1356 rect.y += cell_area->y;
1357 // rect.width -= renderer->xpad * 2;
1358 // rect.height -= renderer->ypad * 2;
1359
1360 // wxRect renderrect(wxRectFromGDKRect(&rect));
1361 wxRect renderrect(wxRectFromGDKRect(cell_area));
1362
1363 wxDataViewItem
1364 item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1365
1366 cell->StartEditing( item, renderrect );
1367
1368 return NULL;
1369 }
1370
1371 static void
1372 gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1373 GtkWidget *WXUNUSED(widget),
1374 GdkRectangle *cell_area,
1375 gint *x_offset,
1376 gint *y_offset,
1377 gint *width,
1378 gint *height)
1379 {
1380 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1381 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1382
1383 wxSize size = cell->GetSize();
1384
1385 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1386
1387 // Uniform row height, if specified, overrides the value returned by the
1388 // renderer.
1389 if ( !ctrl->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
1390 {
1391 const int uniformHeight = ctrl->GTKGetUniformRowHeight();
1392 if ( uniformHeight > 0 )
1393 size.y = uniformHeight;
1394 }
1395
1396 int xpad, ypad;
1397 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1398 int calc_width = xpad * 2 + size.x;
1399 int calc_height = ypad * 2 + size.y;
1400
1401 if (x_offset)
1402 *x_offset = 0;
1403 if (y_offset)
1404 *y_offset = 0;
1405
1406 if (cell_area && size.x > 0 && size.y > 0)
1407 {
1408 float xalign, yalign;
1409 gtk_cell_renderer_get_alignment(renderer, &xalign, &yalign);
1410 if (x_offset)
1411 {
1412 *x_offset = int(xalign * (cell_area->width - calc_width - 2 * xpad));
1413 *x_offset = MAX(*x_offset, 0) + xpad;
1414 }
1415 if (y_offset)
1416 {
1417 *y_offset = int(yalign * (cell_area->height - calc_height - 2 * ypad));
1418 *y_offset = MAX(*y_offset, 0) + ypad;
1419 }
1420 }
1421
1422 if (width)
1423 *width = calc_width;
1424
1425 if (height)
1426 *height = calc_height;
1427 }
1428
1429 static void
1430 gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1431 GdkWindow *window,
1432 GtkWidget *widget,
1433 GdkRectangle *background_area,
1434 GdkRectangle *cell_area,
1435 GdkRectangle *expose_area,
1436 GtkCellRendererState flags)
1437
1438 {
1439 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1440 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1441
1442 cell->GTKStashRenderParams(window, widget,
1443 background_area, expose_area, flags);
1444
1445 wxRect rect(wxRectFromGDKRect(cell_area));
1446 int xpad, ypad;
1447 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1448 rect = rect.Deflate(xpad, ypad);
1449
1450 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1451 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1452
1453 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1454 // window such as a DnD drop window.
1455 if (window != impl->m_gdkwindow)
1456 {
1457 impl->Destroy();
1458 impl->m_gdkwindow = window;
1459 impl->SetUpDC();
1460 }
1461
1462 int state = 0;
1463 if (flags & GTK_CELL_RENDERER_SELECTED)
1464 state |= wxDATAVIEW_CELL_SELECTED;
1465 if (flags & GTK_CELL_RENDERER_PRELIT)
1466 state |= wxDATAVIEW_CELL_PRELIT;
1467 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1468 state |= wxDATAVIEW_CELL_INSENSITIVE;
1469 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1470 state |= wxDATAVIEW_CELL_INSENSITIVE;
1471 if (flags & GTK_CELL_RENDERER_FOCUSED)
1472 state |= wxDATAVIEW_CELL_FOCUSED;
1473 cell->WXCallRender( rect, dc, state );
1474 }
1475
1476 static gboolean
1477 gtk_wx_cell_renderer_activate(
1478 GtkCellRenderer *renderer,
1479 GdkEvent *event,
1480 GtkWidget *widget,
1481 const gchar *path,
1482 GdkRectangle *WXUNUSED(background_area),
1483 GdkRectangle *cell_area,
1484 GtkCellRendererState WXUNUSED(flags) )
1485 {
1486 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1487 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1488
1489 GdkRectangle rect;
1490 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1491 &rect.x,
1492 &rect.y,
1493 &rect.width,
1494 &rect.height);
1495
1496 rect.x += cell_area->x;
1497 rect.y += cell_area->y;
1498 int xpad, ypad;
1499 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1500 rect.width -= xpad * 2;
1501 rect.height -= ypad * 2;
1502
1503 wxRect renderrect(wxRectFromGDKRect(&rect));
1504
1505 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1506 wxDataViewModel *model = ctrl->GetModel();
1507
1508 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1509
1510 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1511
1512 if ( !event )
1513 {
1514 // activated by <ENTER>
1515 return cell->ActivateCell(renderrect, model, item, model_col, NULL);
1516 }
1517 else if ( event->type == GDK_BUTTON_PRESS )
1518 {
1519 GdkEventButton *button_event = (GdkEventButton*)event;
1520 if ( button_event->button == 1 )
1521 {
1522 wxMouseEvent mouse_event(wxEVT_LEFT_DOWN);
1523 InitMouseEvent(ctrl, mouse_event, button_event);
1524
1525 mouse_event.m_x -= renderrect.x;
1526 mouse_event.m_y -= renderrect.y;
1527
1528 return cell->ActivateCell(renderrect, model, item, model_col, &mouse_event);
1529 }
1530 }
1531
1532 wxLogDebug("unexpected event type in gtk_wx_cell_renderer_activate()");
1533 return false;
1534 }
1535
1536 // ---------------------------------------------------------
1537 // wxGtkDataViewModelNotifier
1538 // ---------------------------------------------------------
1539
1540 class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1541 {
1542 public:
1543 wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal );
1544 ~wxGtkDataViewModelNotifier();
1545
1546 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1547 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1548 virtual bool ItemChanged( const wxDataViewItem &item );
1549 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
1550 virtual bool Cleared();
1551 virtual void Resort();
1552 virtual bool BeforeReset();
1553 virtual bool AfterReset();
1554
1555 void UpdateLastCount();
1556
1557 private:
1558 wxDataViewModel *m_wx_model;
1559 wxDataViewCtrlInternal *m_internal;
1560 };
1561
1562 // ---------------------------------------------------------
1563 // wxGtkDataViewListModelNotifier
1564 // ---------------------------------------------------------
1565
1566 wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1567 wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal )
1568 {
1569 m_wx_model = wx_model;
1570 m_internal = internal;
1571 }
1572
1573 wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1574 {
1575 m_wx_model = NULL;
1576 m_internal = NULL;
1577 }
1578
1579 bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1580 {
1581 m_internal->ItemAdded( parent, item );
1582 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1583
1584 GtkTreeIter iter;
1585 iter.stamp = wxgtk_model->stamp;
1586 iter.user_data = item.GetID();
1587
1588 wxGtkTreePath path(wxgtk_tree_model_get_path(
1589 GTK_TREE_MODEL(wxgtk_model), &iter ));
1590 gtk_tree_model_row_inserted(
1591 GTK_TREE_MODEL(wxgtk_model), path, &iter);
1592
1593 return true;
1594 }
1595
1596 bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1597 {
1598 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1599 #if 0
1600 // using _get_path for a deleted item cannot be
1601 // a good idea
1602 GtkTreeIter iter;
1603 iter.stamp = wxgtk_model->stamp;
1604 iter.user_data = (gpointer) item.GetID();
1605 wxGtkTreePath path(wxgtk_tree_model_get_path(
1606 GTK_TREE_MODEL(wxgtk_model), &iter ));
1607 #else
1608 // so get the path from the parent
1609 GtkTreeIter parentIter;
1610 parentIter.stamp = wxgtk_model->stamp;
1611 parentIter.user_data = (gpointer) parent.GetID();
1612 wxGtkTreePath parentPath(wxgtk_tree_model_get_path(
1613 GTK_TREE_MODEL(wxgtk_model), &parentIter ));
1614
1615 // and add the final index ourselves
1616 wxGtkTreePath path(gtk_tree_path_copy(parentPath));
1617 int index = m_internal->GetIndexOf( parent, item );
1618 gtk_tree_path_append_index( path, index );
1619 #endif
1620
1621 gtk_tree_model_row_deleted(
1622 GTK_TREE_MODEL(wxgtk_model), path );
1623
1624 m_internal->ItemDeleted( parent, item );
1625
1626 // Did we remove the last child, causing 'parent' to become a leaf?
1627 if ( !m_wx_model->IsContainer(parent) )
1628 {
1629 gtk_tree_model_row_has_child_toggled
1630 (
1631 GTK_TREE_MODEL(wxgtk_model),
1632 parentPath,
1633 &parentIter
1634 );
1635 }
1636
1637 return true;
1638 }
1639
1640 void wxGtkDataViewModelNotifier::Resort()
1641 {
1642 m_internal->Resort();
1643 }
1644
1645 bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1646 {
1647 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1648
1649 GtkTreeIter iter;
1650 iter.stamp = wxgtk_model->stamp;
1651 iter.user_data = (gpointer) item.GetID();
1652
1653 wxGtkTreePath path(wxgtk_tree_model_get_path(
1654 GTK_TREE_MODEL(wxgtk_model), &iter ));
1655 gtk_tree_model_row_changed(
1656 GTK_TREE_MODEL(wxgtk_model), path, &iter );
1657
1658 m_internal->ItemChanged( item );
1659
1660 return true;
1661 }
1662
1663 bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_column )
1664 {
1665 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1666 wxDataViewCtrl *ctrl = m_internal->GetOwner();
1667
1668 // This adds GTK+'s missing MVC logic for ValueChanged
1669 unsigned int index;
1670 for (index = 0; index < ctrl->GetColumnCount(); index++)
1671 {
1672 wxDataViewColumn *column = ctrl->GetColumn( index );
1673 if (column->GetModelColumn() == model_column)
1674 {
1675 GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
1676 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1677
1678 // Don't attempt to refresh not yet realized tree, it is useless
1679 // and results in GTK errors.
1680 if ( gtk_widget_get_realized(ctrl->GtkGetTreeView()) )
1681 {
1682 // Get cell area
1683 GtkTreeIter iter;
1684 iter.stamp = wxgtk_model->stamp;
1685 iter.user_data = (gpointer) item.GetID();
1686 wxGtkTreePath path(wxgtk_tree_model_get_path(
1687 GTK_TREE_MODEL(wxgtk_model), &iter ));
1688 GdkRectangle cell_area;
1689 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1690
1691 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1692 double d = gtk_adjustment_get_value( hadjust );
1693 int xdiff = (int) d;
1694
1695 int ydiff = gcolumn->button->allocation.height;
1696 // Redraw
1697 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1698 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1699 }
1700
1701 m_internal->ValueChanged( item, model_column );
1702
1703 return true;
1704 }
1705 }
1706
1707 return false;
1708 }
1709
1710 bool wxGtkDataViewModelNotifier::BeforeReset()
1711 {
1712 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1713 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL );
1714
1715 return true;
1716 }
1717
1718 bool wxGtkDataViewModelNotifier::AfterReset()
1719 {
1720 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1721 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1722
1723 m_internal->Cleared();
1724
1725 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) );
1726
1727 return true;
1728 }
1729
1730 bool wxGtkDataViewModelNotifier::Cleared()
1731 {
1732 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1733
1734 // There is no call to tell the model that everything
1735 // has been deleted so call row_deleted() for every
1736 // child of root...
1737
1738 int count = m_internal->iter_n_children( NULL ); // number of children of root
1739
1740 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1741
1742 int i;
1743 for (i = 0; i < count; i++)
1744 gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path );
1745
1746 gtk_tree_path_free( path );
1747
1748 m_internal->Cleared();
1749
1750 return true;
1751 }
1752
1753 // ---------------------------------------------------------
1754 // wxDataViewRenderer
1755 // ---------------------------------------------------------
1756
1757 static gpointer s_user_data = NULL;
1758
1759 static void
1760 wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1761 wxDataViewRenderer *wxrenderer )
1762 {
1763 wxDataViewColumn *column = wxrenderer->GetOwner();
1764 wxDataViewCtrl *dv = column->GetOwner();
1765 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1766 event.SetDataViewColumn( column );
1767 event.SetModel( dv->GetModel() );
1768 wxDataViewItem item( s_user_data );
1769 event.SetItem( item );
1770 dv->HandleWindowEvent( event );
1771 }
1772
1773 static void
1774 wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1775 gchar *path, wxDataViewRenderer *wxrenderer )
1776 {
1777 if (!editable)
1778 return;
1779
1780 wxDataViewColumn *column = wxrenderer->GetOwner();
1781 wxDataViewCtrl *dv = column->GetOwner();
1782 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1783 event.SetDataViewColumn( column );
1784 event.SetModel( dv->GetModel() );
1785 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1786 event.SetItem( item );
1787 dv->HandleWindowEvent( event );
1788
1789 if (GTK_IS_CELL_EDITABLE(editable))
1790 {
1791 s_user_data = item.GetID();
1792
1793 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1794 G_CALLBACK (wxgtk_cell_editable_editing_done),
1795 (gpointer) wxrenderer );
1796
1797 }
1798 }
1799
1800
1801 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1802
1803 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1804 int align ) :
1805 wxDataViewRendererBase( varianttype, mode, align )
1806 {
1807 m_renderer = NULL;
1808 m_mode = mode;
1809
1810 // we haven't changed them yet
1811 m_usingDefaultAttrs = true;
1812
1813 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1814 // after the m_renderer pointer has been initialized
1815 }
1816
1817 void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1818 {
1819 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1820 }
1821
1822 void wxDataViewRenderer::GtkInitHandlers()
1823 {
1824 if (!gtk_check_version(2,6,0))
1825 {
1826 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1827 G_CALLBACK (wxgtk_renderer_editing_started),
1828 this);
1829 }
1830 }
1831
1832 void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1833 {
1834 GtkCellRendererMode gtkMode;
1835 switch (mode)
1836 {
1837 case wxDATAVIEW_CELL_INERT:
1838 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1839 break;
1840
1841 case wxDATAVIEW_CELL_ACTIVATABLE:
1842 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1843 break;
1844
1845 case wxDATAVIEW_CELL_EDITABLE:
1846 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1847 break;
1848
1849 default:
1850 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1851 return;
1852 }
1853
1854 m_mode = mode;
1855
1856 // This value is most often ignored in GtkTreeView
1857 GValue gvalue = { 0, };
1858 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1859 g_value_set_enum( &gvalue, gtkMode );
1860 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1861 g_value_unset( &gvalue );
1862 }
1863
1864 wxDataViewCellMode wxDataViewRenderer::GetMode() const
1865 {
1866 wxDataViewCellMode ret;
1867
1868 GValue gvalue;
1869 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1870
1871 switch (g_value_get_enum(&gvalue))
1872 {
1873 default:
1874 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1875 // fall through (we have to return something)
1876
1877 case GTK_CELL_RENDERER_MODE_INERT:
1878 ret = wxDATAVIEW_CELL_INERT;
1879 break;
1880
1881 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1882 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1883 break;
1884
1885 case GTK_CELL_RENDERER_MODE_EDITABLE:
1886 ret = wxDATAVIEW_CELL_EDITABLE;
1887 break;
1888 }
1889
1890 g_value_unset( &gvalue );
1891
1892 return ret;
1893 }
1894
1895 void wxDataViewRenderer::GtkApplyAlignment(GtkCellRenderer *renderer)
1896 {
1897 int align = m_alignment;
1898
1899 // query alignment from column ?
1900 if (align == -1)
1901 {
1902 // None there yet
1903 if (GetOwner() == NULL)
1904 return;
1905
1906 align = GetOwner()->GetAlignment();
1907 align |= wxALIGN_CENTRE_VERTICAL;
1908 }
1909
1910 // horizontal alignment:
1911
1912 gfloat xalign = 0.0;
1913 if (align & wxALIGN_RIGHT)
1914 xalign = 1.0;
1915 else if (align & wxALIGN_CENTER_HORIZONTAL)
1916 xalign = 0.5;
1917
1918 GValue gvalue = { 0, };
1919 g_value_init( &gvalue, G_TYPE_FLOAT );
1920 g_value_set_float( &gvalue, xalign );
1921 g_object_set_property( G_OBJECT(renderer), "xalign", &gvalue );
1922 g_value_unset( &gvalue );
1923
1924 // vertical alignment:
1925
1926 gfloat yalign = 0.0;
1927 if (align & wxALIGN_BOTTOM)
1928 yalign = 1.0;
1929 else if (align & wxALIGN_CENTER_VERTICAL)
1930 yalign = 0.5;
1931
1932 GValue gvalue2 = { 0, };
1933 g_value_init( &gvalue2, G_TYPE_FLOAT );
1934 g_value_set_float( &gvalue2, yalign );
1935 g_object_set_property( G_OBJECT(renderer), "yalign", &gvalue2 );
1936 g_value_unset( &gvalue2 );
1937 }
1938
1939 void wxDataViewRenderer::SetAlignment( int align )
1940 {
1941 m_alignment = align;
1942 GtkUpdateAlignment();
1943 }
1944
1945 int wxDataViewRenderer::GetAlignment() const
1946 {
1947 return m_alignment;
1948 }
1949
1950 void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1951 {
1952 #ifdef __WXGTK26__
1953 if ( gtk_check_version(2, 6, 0) != NULL )
1954 return;
1955
1956 GtkCellRendererText * const rend = GtkGetTextRenderer();
1957 if ( !rend )
1958 return;
1959
1960 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1961 // can just cast between them
1962 GValue gvalue = { 0, };
1963 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1964 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1965 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1966 g_value_unset( &gvalue );
1967 #else // GTK < 2.6
1968 wxUnusedVar(mode);
1969 #endif // GTK 2.6/before
1970 }
1971
1972 wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1973 {
1974 #ifdef __WXGTK26__
1975 if ( gtk_check_version(2, 6, 0) != NULL )
1976 return wxELLIPSIZE_NONE;
1977
1978 GtkCellRendererText * const rend = GtkGetTextRenderer();
1979 if ( !rend )
1980 return wxELLIPSIZE_NONE;
1981
1982 GValue gvalue = { 0, };
1983 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1984 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1985 wxEllipsizeMode
1986 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1987 g_value_unset( &gvalue );
1988
1989 return mode;
1990 #else // GTK < 2.6
1991 return wxELLIPSIZE_NONE;
1992 #endif // GTK 2.6/before
1993 }
1994
1995 void
1996 wxDataViewRenderer::GtkOnTextEdited(const char *itempath, const wxString& str)
1997 {
1998 wxVariant value(str);
1999 if (!Validate( value ))
2000 return;
2001
2002 wxDataViewItem
2003 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2004
2005 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2006 }
2007
2008 void
2009 wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
2010 const wxDataViewItem& item,
2011 unsigned col)
2012 {
2013 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
2014 model->ChangeValue( value, item, col );
2015 }
2016
2017 // ---------------------------------------------------------
2018 // wxDataViewTextRenderer
2019 // ---------------------------------------------------------
2020
2021 extern "C"
2022 {
2023
2024 static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
2025 gchar *arg1, gchar *arg2, gpointer user_data )
2026 {
2027 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
2028
2029 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
2030 arg2, cell->GetOwner()->GetOwner()->GetFont()));
2031 }
2032
2033 }
2034
2035 namespace
2036 {
2037
2038 // helper function used by wxDataViewTextRenderer and
2039 // wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
2040 // given text renderer and returns true if anything was done
2041 bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
2042 {
2043 bool usingDefaultAttrs = true;
2044 if (attr.HasColour())
2045 {
2046 const GdkColor * const gcol = attr.GetColour().GetColor();
2047
2048 GValue gvalue = { 0, };
2049 g_value_init( &gvalue, GDK_TYPE_COLOR );
2050 g_value_set_boxed( &gvalue, gcol );
2051 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
2052 g_value_unset( &gvalue );
2053
2054 usingDefaultAttrs = false;
2055 }
2056 else
2057 {
2058 GValue gvalue = { 0, };
2059 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2060 g_value_set_boolean( &gvalue, FALSE );
2061 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2062 g_value_unset( &gvalue );
2063 }
2064
2065 if (attr.GetItalic())
2066 {
2067 GValue gvalue = { 0, };
2068 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2069 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2070 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2071 g_value_unset( &gvalue );
2072
2073 usingDefaultAttrs = false;
2074 }
2075 else
2076 {
2077 GValue gvalue = { 0, };
2078 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2079 g_value_set_boolean( &gvalue, FALSE );
2080 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2081 g_value_unset( &gvalue );
2082 }
2083
2084
2085 if (attr.GetBold())
2086 {
2087 GValue gvalue = { 0, };
2088 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2089 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2090 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2091 g_value_unset( &gvalue );
2092
2093 usingDefaultAttrs = false;
2094 }
2095 else
2096 {
2097 GValue gvalue = { 0, };
2098 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2099 g_value_set_boolean( &gvalue, FALSE );
2100 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2101 g_value_unset( &gvalue );
2102 }
2103
2104 #if 0
2105 if (attr.HasBackgroundColour())
2106 {
2107 wxColour colour = attr.GetBackgroundColour();
2108 const GdkColor * const gcol = colour.GetColor();
2109
2110 GValue gvalue = { 0, };
2111 g_value_init( &gvalue, GDK_TYPE_COLOR );
2112 g_value_set_boxed( &gvalue, gcol );
2113 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2114 g_value_unset( &gvalue );
2115 }
2116 else
2117 {
2118 GValue gvalue = { 0, };
2119 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2120 g_value_set_boolean( &gvalue, FALSE );
2121 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2122 g_value_unset( &gvalue );
2123 }
2124 #endif
2125
2126 return !usingDefaultAttrs;
2127 }
2128
2129 } // anonymous namespace
2130
2131 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2132
2133 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2134 int align ) :
2135 wxDataViewRenderer( varianttype, mode, align )
2136 {
2137 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2138 text_renderer->wx_renderer = this;
2139 m_renderer = (GtkCellRenderer*) text_renderer;
2140
2141 if (mode & wxDATAVIEW_CELL_EDITABLE)
2142 {
2143 GValue gvalue = { 0, };
2144 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2145 g_value_set_boolean( &gvalue, true );
2146 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2147 g_value_unset( &gvalue );
2148
2149 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2150
2151 GtkInitHandlers();
2152 }
2153
2154 SetMode(mode);
2155 SetAlignment(align);
2156 }
2157
2158 bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2159 {
2160 GValue gvalue = { 0, };
2161 g_value_init( &gvalue, G_TYPE_STRING );
2162 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2163 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2164 g_value_unset( &gvalue );
2165
2166 return true;
2167 }
2168
2169 bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2170 {
2171 GValue gvalue = { 0, };
2172 g_value_init( &gvalue, G_TYPE_STRING );
2173 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2174 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2175 g_value_unset( &gvalue );
2176
2177 return true;
2178 }
2179
2180 void wxDataViewTextRenderer::SetAlignment( int align )
2181 {
2182 wxDataViewRenderer::SetAlignment(align);
2183
2184 if (gtk_check_version(2,10,0))
2185 return;
2186
2187 // horizontal alignment:
2188 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2189 if (align & wxALIGN_RIGHT)
2190 pangoAlign = PANGO_ALIGN_RIGHT;
2191 else if (align & wxALIGN_CENTER_HORIZONTAL)
2192 pangoAlign = PANGO_ALIGN_CENTER;
2193
2194 GValue gvalue = { 0, };
2195 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2196 g_value_set_enum( &gvalue, pangoAlign );
2197 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2198 g_value_unset( &gvalue );
2199 }
2200
2201 bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2202 {
2203 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2204 }
2205
2206 GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2207 {
2208 return GTK_CELL_RENDERER_TEXT(m_renderer);
2209 }
2210
2211 // ---------------------------------------------------------
2212 // wxDataViewBitmapRenderer
2213 // ---------------------------------------------------------
2214
2215 namespace
2216 {
2217
2218 // set "pixbuf" property on the given renderer
2219 void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2220 {
2221 GValue gvalue = { 0, };
2222 g_value_init( &gvalue, G_TYPE_OBJECT );
2223 g_value_set_object( &gvalue, pixbuf );
2224 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2225 g_value_unset( &gvalue );
2226 }
2227
2228 } // anonymous namespace
2229
2230 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2231
2232 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2233 int align ) :
2234 wxDataViewRenderer( varianttype, mode, align )
2235 {
2236 m_renderer = gtk_cell_renderer_pixbuf_new();
2237
2238 SetMode(mode);
2239 SetAlignment(align);
2240 }
2241
2242 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2243 {
2244 if (value.GetType() == wxT("wxBitmap"))
2245 {
2246 wxBitmap bitmap;
2247 bitmap << value;
2248
2249 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2250 // object (and it will stay there and remain owned by wxBitmap)
2251 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2252 }
2253 else if (value.GetType() == wxT("wxIcon"))
2254 {
2255 wxIcon icon;
2256 icon << value;
2257
2258 SetPixbufProp(m_renderer, icon.GetPixbuf());
2259 }
2260 else
2261 {
2262 return false;
2263 }
2264
2265 return true;
2266 }
2267
2268 bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2269 {
2270 return false;
2271 }
2272
2273 // ---------------------------------------------------------
2274 // wxDataViewToggleRenderer
2275 // ---------------------------------------------------------
2276
2277 extern "C" {
2278 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2279 gchar *path, gpointer user_data );
2280 }
2281
2282 static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2283 gchar *path, gpointer user_data )
2284 {
2285 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2286
2287 // get old value
2288 GValue gvalue = { 0, };
2289 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2290 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2291 bool tmp = g_value_get_boolean( &gvalue );
2292 g_value_unset( &gvalue );
2293 // invert it
2294 tmp = !tmp;
2295
2296 wxVariant value = tmp;
2297 if (!cell->Validate( value ))
2298 return;
2299
2300 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2301 wxDataViewModel *model = ctrl->GetModel();
2302
2303 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2304
2305 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2306
2307 model->ChangeValue( value, item, model_col );
2308 }
2309
2310 IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2311
2312 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2313 wxDataViewCellMode mode, int align ) :
2314 wxDataViewRenderer( varianttype, mode, align )
2315 {
2316 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2317
2318 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2319 {
2320 g_signal_connect_after( m_renderer, "toggled",
2321 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2322 }
2323 else
2324 {
2325 GValue gvalue = { 0, };
2326 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2327 g_value_set_boolean( &gvalue, false );
2328 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2329 g_value_unset( &gvalue );
2330 }
2331
2332 SetMode(mode);
2333 SetAlignment(align);
2334 }
2335
2336 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2337 {
2338 bool tmp = value;
2339
2340 GValue gvalue = { 0, };
2341 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2342 g_value_set_boolean( &gvalue, tmp );
2343 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2344 g_value_unset( &gvalue );
2345
2346 return true;
2347 }
2348
2349 bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2350 {
2351 GValue gvalue = { 0, };
2352 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2353 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2354 bool tmp = g_value_get_boolean( &gvalue );
2355 g_value_unset( &gvalue );
2356
2357 value = tmp;
2358
2359 return true;
2360 }
2361
2362 // ---------------------------------------------------------
2363 // wxDataViewCustomRenderer
2364 // ---------------------------------------------------------
2365
2366 class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2367 {
2368 public:
2369 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2370 wxWindowDCImpl( owner )
2371 {
2372 GtkWidget *widget = window->m_treeview;
2373 // Set later
2374 m_gdkwindow = NULL;
2375
2376 m_window = window;
2377
2378 m_context = window->GTKGetPangoDefaultContext();
2379 m_layout = pango_layout_new( m_context );
2380 m_fontdesc = pango_font_description_copy(gtk_widget_get_style(widget)->font_desc);
2381
2382 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2383
2384 // Set m_gdkwindow later
2385 // SetUpDC();
2386 }
2387 };
2388
2389 class wxDataViewCtrlDC: public wxWindowDC
2390 {
2391 public:
2392 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2393 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2394 { }
2395 };
2396
2397
2398 // ---------------------------------------------------------
2399 // wxDataViewCustomRenderer
2400 // ---------------------------------------------------------
2401
2402 IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2403
2404 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2405 wxDataViewCellMode mode,
2406 int align,
2407 bool no_init )
2408 : wxDataViewCustomRendererBase( varianttype, mode, align )
2409 {
2410 m_dc = NULL;
2411 m_text_renderer = NULL;
2412
2413 if (no_init)
2414 m_renderer = NULL;
2415 else
2416 Init(mode, align);
2417 }
2418
2419 void wxDataViewCustomRenderer::GtkInitTextRenderer()
2420 {
2421 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2422 g_object_ref_sink(m_text_renderer);
2423
2424 GtkApplyAlignment(GTK_CELL_RENDERER(m_text_renderer));
2425 }
2426
2427 GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2428 {
2429 if ( !m_text_renderer )
2430 {
2431 // we create it on demand so need to do it even from a const function
2432 const_cast<wxDataViewCustomRenderer *>(this)->GtkInitTextRenderer();
2433 }
2434
2435 return m_text_renderer;
2436 }
2437
2438 void wxDataViewCustomRenderer::RenderText( const wxString &text,
2439 int xoffset,
2440 wxRect cell,
2441 wxDC *WXUNUSED(dc),
2442 int WXUNUSED(state) )
2443 {
2444
2445 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2446
2447 GValue gvalue = { 0, };
2448 g_value_init( &gvalue, G_TYPE_STRING );
2449 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2450 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2451 g_value_unset( &gvalue );
2452
2453 GtkApplyAttr(textRenderer, GetAttr());
2454
2455 GdkRectangle cell_area;
2456 wxRectToGDKRect(cell, cell_area);
2457 cell_area.x += xoffset;
2458 cell_area.width -= xoffset;
2459
2460 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2461 m_renderParams.window,
2462 m_renderParams.widget,
2463 m_renderParams.background_area,
2464 &cell_area,
2465 m_renderParams.expose_area,
2466 (GtkCellRendererState) m_renderParams.flags );
2467 }
2468
2469 bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2470 {
2471 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2472 renderer->cell = this;
2473
2474 m_renderer = (GtkCellRenderer*) renderer;
2475
2476 SetMode(mode);
2477 SetAlignment(align);
2478
2479 GtkInitHandlers();
2480
2481 return true;
2482 }
2483
2484 wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2485 {
2486 if (m_dc)
2487 delete m_dc;
2488
2489 if (m_text_renderer)
2490 g_object_unref(m_text_renderer);
2491 }
2492
2493 wxDC *wxDataViewCustomRenderer::GetDC()
2494 {
2495 if (m_dc == NULL)
2496 {
2497 if (GetOwner() == NULL)
2498 return NULL;
2499 if (GetOwner()->GetOwner() == NULL)
2500 return NULL;
2501 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2502 }
2503
2504 return m_dc;
2505 }
2506
2507 // ---------------------------------------------------------
2508 // wxDataViewProgressRenderer
2509 // ---------------------------------------------------------
2510
2511 IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2512
2513 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2514 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2515 wxDataViewCustomRenderer( varianttype, mode, align, true )
2516 {
2517 m_label = label;
2518 m_value = 0;
2519
2520 #ifdef __WXGTK26__
2521 if (!gtk_check_version(2,6,0))
2522 {
2523 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2524
2525 SetMode(mode);
2526 SetAlignment(align);
2527
2528 #if !wxUSE_UNICODE
2529 // We can't initialize the renderer just yet because we don't have the
2530 // pointer to the column that uses this renderer yet and so attempt to
2531 // dereference GetOwner() to get the font that is used as a source of
2532 // encoding in multibyte-to-Unicode conversion in GTKSetLabel() in
2533 // non-Unicode builds would crash. So simply remember to do it later.
2534 if ( !m_label.empty() )
2535 m_needsToSetLabel = true;
2536 else
2537 #endif // !wxUSE_UNICODE
2538 GTKSetLabel();
2539 }
2540 else
2541 #endif
2542 {
2543 // Use custom cell code
2544 wxDataViewCustomRenderer::Init(mode, align);
2545 }
2546 }
2547
2548 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2549 {
2550 }
2551
2552 void wxDataViewProgressRenderer::GTKSetLabel()
2553 {
2554 GValue gvalue = { 0, };
2555 g_value_init( &gvalue, G_TYPE_STRING );
2556
2557 // Take care to not use GetOwner() here if the label is empty, we can be
2558 // called from ctor when GetOwner() is still NULL in this case.
2559 g_value_set_string( &gvalue,
2560 m_label.empty() ? ""
2561 : wxGTK_CONV_FONT(m_label,
2562 GetOwner()->GetOwner()->GetFont())
2563 );
2564 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2565 g_value_unset( &gvalue );
2566
2567 #if !wxUSE_UNICODE
2568 m_needsToSetLabel = false;
2569 #endif // !wxUSE_UNICODE
2570 }
2571
2572 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2573 {
2574 #ifdef __WXGTK26__
2575 if (!gtk_check_version(2,6,0))
2576 {
2577 #if !wxUSE_UNICODE
2578 if ( m_needsToSetLabel )
2579 GTKSetLabel();
2580 #endif // !wxUSE_UNICODE
2581
2582 gint tmp = (long) value;
2583 GValue gvalue = { 0, };
2584 g_value_init( &gvalue, G_TYPE_INT );
2585 g_value_set_int( &gvalue, tmp );
2586 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2587 g_value_unset( &gvalue );
2588 }
2589 else
2590 #endif
2591 {
2592 m_value = (long) value;
2593
2594 if (m_value < 0) m_value = 0;
2595 if (m_value > 100) m_value = 100;
2596 }
2597
2598 return true;
2599 }
2600
2601 bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2602 {
2603 return false;
2604 }
2605
2606 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2607 {
2608 double pct = (double)m_value / 100.0;
2609 wxRect bar = cell;
2610 bar.width = (int)(cell.width * pct);
2611 dc->SetPen( *wxTRANSPARENT_PEN );
2612 dc->SetBrush( *wxBLUE_BRUSH );
2613 dc->DrawRectangle( bar );
2614
2615 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2616 dc->SetPen( *wxBLACK_PEN );
2617 dc->DrawRectangle( cell );
2618
2619 return true;
2620 }
2621
2622 wxSize wxDataViewProgressRenderer::GetSize() const
2623 {
2624 return wxSize(40,12);
2625 }
2626
2627 // -------------------------------------
2628 // wxDataViewChoiceRenderer
2629 // -------------------------------------
2630
2631 wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2632 wxDataViewCellMode mode, int alignment ) :
2633 wxDataViewCustomRenderer( "string", mode, alignment, true )
2634 {
2635 m_choices = choices;
2636
2637 #ifdef __WXGTK26__
2638 if (!gtk_check_version(2,6,0))
2639 {
2640 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2641
2642 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2643 for (size_t n = 0; n < m_choices.GetCount(); n++)
2644 {
2645 gtk_list_store_insert_with_values(
2646 store, NULL, n, 0,
2647 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2648 }
2649
2650 g_object_set (m_renderer,
2651 "model", store,
2652 "text-column", 0,
2653 "has-entry", FALSE,
2654 NULL);
2655
2656 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2657 g_object_set (m_renderer, "editable", editable, NULL);
2658
2659 SetAlignment(alignment);
2660
2661 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2662
2663 GtkInitHandlers();
2664 }
2665 else
2666 #endif
2667 {
2668 // Use custom cell code
2669 wxDataViewCustomRenderer::Init(mode, alignment);
2670 }
2671 }
2672
2673 bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2674 {
2675 RenderText( m_data, 0, rect, dc, state );
2676 return true;
2677 }
2678
2679 wxSize wxDataViewChoiceRenderer::GetSize() const
2680 {
2681 return wxSize(70,20);
2682 }
2683
2684 bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2685 {
2686
2687 #ifdef __WXGTK26__
2688 if (!gtk_check_version(2,6,0))
2689 {
2690 GValue gvalue = { 0, };
2691 g_value_init( &gvalue, G_TYPE_STRING );
2692 g_value_set_string(&gvalue,
2693 wxGTK_CONV_FONT(value.GetString(),
2694 GetOwner()->GetOwner()->GetFont()));
2695 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2696 g_value_unset( &gvalue );
2697 }
2698 else
2699 #endif
2700 m_data = value.GetString();
2701
2702 return true;
2703 }
2704
2705 bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2706 {
2707 #ifdef __WXGTK26__
2708 if (!gtk_check_version(2,6,0))
2709 {
2710 GValue gvalue = { 0, };
2711 g_value_init( &gvalue, G_TYPE_STRING );
2712 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2713 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2714 GetOwner()->GetOwner()->GetFont());
2715 g_value_unset( &gvalue );
2716 value = temp;
2717
2718 //wxPrintf( "temp %s\n", temp );
2719 // TODO: remove this code
2720 }
2721 else
2722 #endif
2723 value = m_data;
2724
2725 return true;
2726 }
2727
2728 void wxDataViewChoiceRenderer::SetAlignment( int align )
2729 {
2730 wxDataViewCustomRenderer::SetAlignment(align);
2731
2732 if (gtk_check_version(2,10,0))
2733 return;
2734
2735 // horizontal alignment:
2736 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2737 if (align & wxALIGN_RIGHT)
2738 pangoAlign = PANGO_ALIGN_RIGHT;
2739 else if (align & wxALIGN_CENTER_HORIZONTAL)
2740 pangoAlign = PANGO_ALIGN_CENTER;
2741
2742 GValue gvalue = { 0, };
2743 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2744 g_value_set_enum( &gvalue, pangoAlign );
2745 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2746 g_value_unset( &gvalue );
2747 }
2748
2749 // ----------------------------------------------------------------------------
2750 // wxDataViewChoiceByIndexRenderer
2751 // ----------------------------------------------------------------------------
2752
2753 wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2754 wxDataViewCellMode mode, int alignment ) :
2755 wxDataViewChoiceRenderer( choices, mode, alignment )
2756 {
2757 }
2758
2759 void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const char *itempath, const wxString& str)
2760 {
2761 wxVariant value( (long) GetChoices().Index( str ) );
2762
2763 if (!Validate( value ))
2764 return;
2765
2766 wxDataViewItem
2767 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2768
2769 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2770 }
2771
2772 bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2773 {
2774 wxVariant string_value = GetChoice( value.GetLong() );
2775 return wxDataViewChoiceRenderer::SetValue( string_value );
2776 }
2777
2778 bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2779 {
2780 wxVariant string_value;
2781 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2782 return false;
2783
2784 value = (long) GetChoices().Index( string_value.GetString() );
2785 return true;
2786 }
2787
2788 // ---------------------------------------------------------
2789 // wxDataViewIconTextRenderer
2790 // ---------------------------------------------------------
2791
2792 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2793
2794 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2795 (
2796 const wxString &varianttype,
2797 wxDataViewCellMode mode,
2798 int align
2799 )
2800 : wxDataViewTextRenderer(varianttype, mode, align)
2801 {
2802 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2803 }
2804
2805 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2806 {
2807 }
2808
2809 void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2810 {
2811 // add the icon renderer first
2812 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2813
2814 // add the text renderer too
2815 wxDataViewRenderer::GtkPackIntoColumn(column);
2816 }
2817
2818 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2819 {
2820 m_value << value;
2821
2822 SetTextValue(m_value.GetText());
2823 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2824
2825 return true;
2826 }
2827
2828 bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2829 {
2830 wxString str;
2831 if ( !GetTextValue(str) )
2832 return false;
2833
2834 // user doesn't have any way to edit the icon so leave it unchanged
2835 value << wxDataViewIconText(str, m_value.GetIcon());
2836
2837 return true;
2838 }
2839
2840 void
2841 wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2842 const wxDataViewItem& item,
2843 unsigned col)
2844 {
2845 // we receive just the text part of our value as it's the only one which
2846 // can be edited, but we need the full wxDataViewIconText value for the
2847 // model
2848 wxVariant valueIconText;
2849 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2850 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2851 }
2852
2853 // ---------------------------------------------------------
2854 // wxDataViewColumn
2855 // ---------------------------------------------------------
2856
2857
2858 static gboolean
2859 gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2860 GdkEventButton *gdk_event,
2861 wxDataViewColumn *column )
2862 {
2863 if (gdk_event->type != GDK_BUTTON_PRESS)
2864 return FALSE;
2865
2866 if (gdk_event->button == 1)
2867 {
2868 gs_lastLeftClickHeader = column;
2869
2870 wxDataViewCtrl *dv = column->GetOwner();
2871 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2872 event.SetDataViewColumn( column );
2873 event.SetModel( dv->GetModel() );
2874 if (dv->HandleWindowEvent( event ))
2875 return FALSE;
2876 }
2877
2878 if (gdk_event->button == 3)
2879 {
2880 wxDataViewCtrl *dv = column->GetOwner();
2881 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2882 event.SetDataViewColumn( column );
2883 event.SetModel( dv->GetModel() );
2884 if (dv->HandleWindowEvent( event ))
2885 return FALSE;
2886 }
2887
2888 return FALSE;
2889 }
2890
2891 extern "C"
2892 {
2893
2894 static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2895 GtkCellRenderer *renderer,
2896 GtkTreeModel *model,
2897 GtkTreeIter *iter,
2898 gpointer data )
2899 {
2900 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2901 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2902
2903 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2904
2905 wxDataViewItem item( (void*) iter->user_data );
2906
2907 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2908
2909 if (!wx_model->IsVirtualListModel())
2910 {
2911 gboolean visible;
2912 if (wx_model->IsContainer( item ))
2913 {
2914 visible = wx_model->HasContainerColumns( item ) ||
2915 (cell->GetOwner()->GetModelColumn() == 0);
2916 }
2917 else
2918 {
2919 visible = true;
2920 }
2921
2922 GValue gvalue = { 0, };
2923 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2924 g_value_set_boolean( &gvalue, visible );
2925 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2926 g_value_unset( &gvalue );
2927
2928 if ( !visible )
2929 return;
2930 }
2931
2932 wxVariant value;
2933 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2934
2935 if (value.GetType() != cell->GetVariantType())
2936 {
2937 wxLogError( wxT("Wrong type, required: %s but: %s"),
2938 value.GetType().c_str(),
2939 cell->GetVariantType().c_str() );
2940 }
2941
2942 cell->SetValue( value );
2943
2944 // deal with disabled items
2945 bool enabled = wx_model->IsEnabled( item, cell->GetOwner()->GetModelColumn() );
2946
2947 // a) this sets the appearance to disabled grey
2948 GValue gvalue = { 0, };
2949 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2950 g_value_set_boolean( &gvalue, enabled );
2951 g_object_set_property( G_OBJECT(renderer), "sensitive", &gvalue );
2952 g_value_unset( &gvalue );
2953
2954 // b) this actually disables the control/renderer
2955 if (enabled)
2956 cell->SetMode( cell->GtkGetMode() );
2957 else
2958 cell->SetMode( wxDATAVIEW_CELL_INERT );
2959
2960
2961 // deal with attributes: if the renderer doesn't support them at all, we
2962 // don't even need to query the model for them
2963 if ( !cell->GtkSupportsAttrs() )
2964 return;
2965
2966 // it can support attributes so check if this item has any
2967 wxDataViewItemAttr attr;
2968 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
2969 || !cell->GtkIsUsingDefaultAttrs() )
2970 {
2971 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
2972 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
2973 }
2974 // else: no custom attributes specified and we're already using the default
2975 // ones -- nothing to do
2976
2977 }
2978
2979 } // extern "C"
2980
2981 #include <wx/listimpl.cpp>
2982 WX_DEFINE_LIST(wxDataViewColumnList)
2983
2984 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2985 unsigned int model_column, int width,
2986 wxAlignment align, int flags )
2987 : wxDataViewColumnBase( cell, model_column )
2988 {
2989 Init( align, flags, width );
2990
2991 SetTitle( title );
2992 }
2993
2994 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
2995 unsigned int model_column, int width,
2996 wxAlignment align, int flags )
2997 : wxDataViewColumnBase( bitmap, cell, model_column )
2998 {
2999 Init( align, flags, width );
3000
3001 SetBitmap( bitmap );
3002 }
3003
3004 void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
3005 {
3006 m_isConnected = false;
3007
3008 GtkTreeViewColumn *column = gtk_tree_view_column_new();
3009 m_column = (GtkWidget*) column;
3010
3011 SetFlags( flags );
3012 SetAlignment( align );
3013
3014 SetWidth( width );
3015
3016 // Create container for icon and label
3017 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
3018 gtk_widget_show( box );
3019 // gtk_container_set_border_width((GtkContainer*)box, 2);
3020 m_image = gtk_image_new();
3021 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
3022 m_label = gtk_label_new("");
3023 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
3024 gtk_tree_view_column_set_widget( column, box );
3025
3026 wxDataViewRenderer * const colRenderer = GetRenderer();
3027 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
3028
3029 colRenderer->GtkPackIntoColumn(column);
3030
3031 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
3032 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
3033 }
3034
3035 void wxDataViewColumn::OnInternalIdle()
3036 {
3037 if (m_isConnected)
3038 return;
3039
3040 if (gtk_widget_get_realized(GetOwner()->m_treeview))
3041 {
3042 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3043 if (column->button)
3044 {
3045 g_signal_connect(column->button, "button_press_event",
3046 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
3047
3048 // otherwise the event will be blocked by GTK+
3049 gtk_tree_view_column_set_clickable( column, TRUE );
3050
3051 m_isConnected = true;
3052 }
3053 }
3054 }
3055
3056 void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
3057 {
3058 wxDataViewColumnBase::SetOwner( owner );
3059
3060 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3061
3062 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
3063 }
3064
3065 void wxDataViewColumn::SetTitle( const wxString &title )
3066 {
3067 wxDataViewCtrl *ctrl = GetOwner();
3068 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3069 : wxGTK_CONV_SYS(title) );
3070 if (title.empty())
3071 gtk_widget_hide( m_label );
3072 else
3073 gtk_widget_show( m_label );
3074 }
3075
3076 wxString wxDataViewColumn::GetTitle() const
3077 {
3078 return wxGTK_CONV_BACK_FONT(
3079 gtk_label_get_text( GTK_LABEL(m_label) ),
3080 GetOwner()->GetFont()
3081 );
3082 }
3083
3084 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3085 {
3086 wxDataViewColumnBase::SetBitmap( bitmap );
3087
3088 if (bitmap.IsOk())
3089 {
3090 GtkImage *gtk_image = GTK_IMAGE(m_image);
3091
3092 GdkBitmap *mask = NULL;
3093 if (bitmap.GetMask())
3094 mask = bitmap.GetMask()->GetBitmap();
3095
3096 if (bitmap.HasPixbuf())
3097 {
3098 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3099 bitmap.GetPixbuf());
3100 }
3101 else
3102 {
3103 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3104 bitmap.GetPixmap(), mask);
3105 }
3106 gtk_widget_show( m_image );
3107 }
3108 else
3109 {
3110 gtk_widget_hide( m_image );
3111 }
3112 }
3113
3114 void wxDataViewColumn::SetHidden( bool hidden )
3115 {
3116 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3117 }
3118
3119 void wxDataViewColumn::SetResizeable( bool resizable )
3120 {
3121 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizable );
3122 }
3123
3124 void wxDataViewColumn::SetAlignment( wxAlignment align )
3125 {
3126 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3127
3128 gfloat xalign = 0.0;
3129 if (align == wxALIGN_RIGHT)
3130 xalign = 1.0;
3131 if (align == wxALIGN_CENTER_HORIZONTAL ||
3132 align == wxALIGN_CENTER)
3133 xalign = 0.5;
3134
3135 gtk_tree_view_column_set_alignment( column, xalign );
3136
3137 if (m_renderer && m_renderer->GetAlignment() == -1)
3138 m_renderer->GtkUpdateAlignment();
3139 }
3140
3141 wxAlignment wxDataViewColumn::GetAlignment() const
3142 {
3143 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3144
3145 if (xalign == 1.0)
3146 return wxALIGN_RIGHT;
3147 if (xalign == 0.5)
3148 return wxALIGN_CENTER_HORIZONTAL;
3149
3150 return wxALIGN_LEFT;
3151 }
3152
3153 void wxDataViewColumn::SetSortable( bool sortable )
3154 {
3155 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3156
3157 if ( sortable )
3158 {
3159 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3160 }
3161 else
3162 {
3163 gtk_tree_view_column_set_sort_column_id( column, -1 );
3164 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3165 gtk_tree_view_column_set_clickable( column, FALSE );
3166 }
3167 }
3168
3169 bool wxDataViewColumn::IsSortable() const
3170 {
3171 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3172 return gtk_tree_view_column_get_clickable( column );
3173 }
3174
3175 bool wxDataViewColumn::IsSortKey() const
3176 {
3177 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3178 return gtk_tree_view_column_get_sort_indicator( column );
3179 }
3180
3181 bool wxDataViewColumn::IsResizeable() const
3182 {
3183 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3184 return gtk_tree_view_column_get_resizable( column );
3185 }
3186
3187 bool wxDataViewColumn::IsHidden() const
3188 {
3189 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3190 return !gtk_tree_view_column_get_visible( column );
3191 }
3192
3193 void wxDataViewColumn::SetSortOrder( bool ascending )
3194 {
3195 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3196
3197 if (ascending)
3198 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3199 else
3200 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3201
3202 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3203 }
3204
3205 bool wxDataViewColumn::IsSortOrderAscending() const
3206 {
3207 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3208
3209 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3210 }
3211
3212 void wxDataViewColumn::SetMinWidth( int width )
3213 {
3214 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3215 }
3216
3217 int wxDataViewColumn::GetMinWidth() const
3218 {
3219 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3220 }
3221
3222 int wxDataViewColumn::GetWidth() const
3223 {
3224 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3225 }
3226
3227 void wxDataViewColumn::SetWidth( int width )
3228 {
3229 if ( width == wxCOL_WIDTH_AUTOSIZE )
3230 {
3231 // NB: this disables user resizing
3232 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3233 }
3234 else
3235 {
3236 if ( width == wxCOL_WIDTH_DEFAULT )
3237 {
3238 // TODO find a better calculation
3239 width = wxDVC_DEFAULT_WIDTH;
3240 }
3241
3242 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3243 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3244 }
3245 }
3246
3247 void wxDataViewColumn::SetReorderable( bool reorderable )
3248 {
3249 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3250 }
3251
3252 bool wxDataViewColumn::IsReorderable() const
3253 {
3254 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3255 }
3256
3257 //-----------------------------------------------------------------------------
3258 // wxGtkTreeModelNode
3259 //-----------------------------------------------------------------------------
3260
3261 #if 0
3262 class wxGtkTreeModelChildWithPos
3263 {
3264 public:
3265 unsigned int pos;
3266 void *id;
3267 };
3268
3269 static
3270 int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3271 {
3272 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3273 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3274 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3275 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3276 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3277
3278 return ret;
3279 }
3280 #else
3281 static
3282 int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3283 {
3284 return gs_internal->GetDataViewModel()->Compare( wxDataViewItem(**data1), wxDataViewItem(**data2),
3285 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3286 }
3287
3288 WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3289 #endif
3290
3291 void wxGtkTreeModelNode::Resort()
3292 {
3293 size_t child_count = GetChildCount();
3294 if (child_count == 0)
3295 return;
3296
3297 size_t node_count = GetNodesCount();
3298
3299 if (child_count == 1)
3300 {
3301 if (node_count == 1)
3302 {
3303 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3304 node->Resort();
3305 }
3306 return;
3307 }
3308
3309 gint *new_order = new gint[child_count];
3310
3311 #if 1
3312 // m_children has the original *void
3313 // ptrs points to these
3314 wxGtkTreeModelChildrenPtr ptrs;
3315 size_t i;
3316 for (i = 0; i < child_count; i++)
3317 ptrs.Add( &(m_children[i]) );
3318 // Sort the ptrs
3319 gs_internal = m_internal;
3320 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3321
3322 wxGtkTreeModelChildren temp;
3323 void** base_ptr = &(m_children[0]);
3324 // Transfer positions to new_order array and
3325 // IDs to temp
3326 for (i = 0; i < child_count; i++)
3327 {
3328 new_order[i] = ptrs[i] - base_ptr;
3329 temp.Add( *ptrs[i] );
3330 }
3331
3332 // Transfer IDs back to m_children
3333 m_children.Clear();
3334 WX_APPEND_ARRAY( temp, m_children );
3335 #endif
3336 #if 0
3337 // Too slow
3338
3339 // Build up array with IDs and original positions
3340 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3341 size_t i;
3342 for (i = 0; i < child_count; i++)
3343 {
3344 temp[i].pos = i;
3345 temp[i].id = m_children[i];
3346 }
3347 // Sort array keeping original positions
3348 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3349 &wxGtkTreeModelChildWithPosCmp, m_internal );
3350 // Transfer positions to new_order array and
3351 // IDs to m_children
3352 m_children.Clear();
3353 for (i = 0; i < child_count; i++)
3354 {
3355 new_order[i] = temp[i].pos;
3356 m_children.Add( temp[i].id );
3357 }
3358 // Delete array
3359 delete [] temp;
3360 #endif
3361
3362 #if 0
3363 // Too slow
3364
3365 wxGtkTreeModelChildren temp;
3366 WX_APPEND_ARRAY( temp, m_children );
3367
3368 gs_internal = m_internal;
3369 m_children.Sort( &wxGtkTreeModelChildCmp );
3370
3371 unsigned int pos;
3372 for (pos = 0; pos < child_count; pos++)
3373 {
3374 void *id = m_children.Item( pos );
3375 int old_pos = temp.Index( id );
3376 new_order[pos] = old_pos;
3377 }
3378 #endif
3379
3380 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3381
3382 GtkTreeIter iter;
3383 iter.user_data = GetItem().GetID();
3384 iter.stamp = m_internal->GetGtkModel()->stamp;
3385
3386 gtk_tree_model_rows_reordered( gtk_tree_model,
3387 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3388
3389 delete [] new_order;
3390
3391 unsigned int pos;
3392 for (pos = 0; pos < node_count; pos++)
3393 {
3394 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3395 node->Resort();
3396 }
3397 }
3398
3399 //-----------------------------------------------------------------------------
3400 // wxDataViewCtrlInternal
3401 //-----------------------------------------------------------------------------
3402
3403 wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model )
3404 {
3405 m_owner = owner;
3406 m_wx_model = wx_model;
3407
3408 m_gtk_model = NULL;
3409 m_root = NULL;
3410 m_sort_order = GTK_SORT_ASCENDING;
3411 m_sort_column = -1;
3412 m_dataview_sort_column = NULL;
3413
3414 m_dragDataObject = NULL;
3415 m_dropDataObject = NULL;
3416
3417 m_dirty = false;
3418
3419 m_gtk_model = wxgtk_tree_model_new();
3420 m_gtk_model->internal = this;
3421
3422 m_notifier = new wxGtkDataViewModelNotifier( wx_model, this );
3423
3424 wx_model->AddNotifier( m_notifier );
3425
3426 // g_object_unref( gtk_model ); ???
3427
3428 if (!m_wx_model->IsVirtualListModel())
3429 InitTree();
3430
3431 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) );
3432 }
3433
3434 wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3435 {
3436 m_wx_model->RemoveNotifier( m_notifier );
3437
3438 // remove the model from the GtkTreeView before it gets destroyed
3439 gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL );
3440
3441 g_object_unref( m_gtk_model );
3442
3443 delete m_dragDataObject;
3444 delete m_dropDataObject;
3445 }
3446
3447 void wxDataViewCtrlInternal::ScheduleRefresh()
3448 {
3449 m_dirty = true;
3450 }
3451
3452 void wxDataViewCtrlInternal::OnInternalIdle()
3453 {
3454 if (m_dirty)
3455 {
3456 GtkWidget *widget = m_owner->GtkGetTreeView();
3457 gtk_widget_queue_draw( widget );
3458 m_dirty = false;
3459 }
3460 }
3461
3462 void wxDataViewCtrlInternal::InitTree()
3463 {
3464 wxDataViewItem item;
3465 m_root = new wxGtkTreeModelNode( NULL, item, this );
3466
3467 BuildBranch( m_root );
3468 }
3469
3470 void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3471 {
3472 if (node->GetChildCount() == 0)
3473 {
3474 wxDataViewItemArray children;
3475 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3476
3477 unsigned int pos;
3478 for (pos = 0; pos < count; pos++)
3479 {
3480 wxDataViewItem child = children[pos];
3481
3482 if (m_wx_model->IsContainer( child ))
3483 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3484 else
3485 node->AddLeaf( child.GetID() );
3486
3487 // Don't send any events here
3488 }
3489 }
3490 }
3491
3492 // GTK+ dnd iface
3493
3494 bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3495 {
3496 wxGtkString atom_str( gdk_atom_name( format ) );
3497 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3498
3499 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3500 m_dragSourceTargetEntry.flags = 0;
3501 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3502
3503 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3504 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3505
3506 return true;
3507 }
3508
3509 bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3510 {
3511 wxGtkString atom_str( gdk_atom_name( format ) );
3512 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3513
3514 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3515 m_dropTargetTargetEntry.flags = 0;
3516 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3517
3518 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3519 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3520
3521 return true;
3522 }
3523
3524 gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3525 GtkTreePath *path )
3526 {
3527 delete m_dragDataObject;
3528 m_dragDataObject = NULL;
3529
3530 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3531 if ( !item )
3532 return FALSE;
3533
3534 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3535 event.SetEventObject( m_owner );
3536 event.SetItem( item );
3537 event.SetModel( m_wx_model );
3538 gint x, y;
3539 gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y);
3540 event.SetPosition(x, y);
3541 if (!m_owner->HandleWindowEvent( event ))
3542 return FALSE;
3543
3544 if (!event.IsAllowed())
3545 return FALSE;
3546
3547 wxDataObject *obj = event.GetDataObject();
3548 if (!obj)
3549 return FALSE;
3550
3551 m_dragDataObject = obj;
3552
3553 return TRUE;
3554 }
3555
3556 gboolean
3557 wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3558 GtkTreePath *WXUNUSED(path))
3559 {
3560 return FALSE;
3561 }
3562
3563 gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3564 GtkTreePath *path, GtkSelectionData *selection_data )
3565 {
3566 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3567 if ( !item )
3568 return FALSE;
3569
3570 GdkAtom target = gtk_selection_data_get_target(selection_data);
3571 if (!m_dragDataObject->IsSupported(target))
3572 return FALSE;
3573
3574 size_t size = m_dragDataObject->GetDataSize(target);
3575 if (size == 0)
3576 return FALSE;
3577
3578 void *buf = malloc( size );
3579
3580 gboolean res = FALSE;
3581 if (m_dragDataObject->GetDataHere(target, buf))
3582 {
3583 res = TRUE;
3584
3585 gtk_selection_data_set(selection_data, target,
3586 8, (const guchar*) buf, size );
3587 }
3588
3589 free( buf );
3590
3591 return res;
3592 }
3593
3594 gboolean
3595 wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3596 GtkTreePath *path,
3597 GtkSelectionData *selection_data)
3598 {
3599 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3600 if ( !item )
3601 return FALSE;
3602
3603 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3604 event.SetEventObject( m_owner );
3605 event.SetItem( item );
3606 event.SetModel( m_wx_model );
3607 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3608 event.SetDataSize(gtk_selection_data_get_length(selection_data));
3609 event.SetDataBuffer(const_cast<guchar*>(gtk_selection_data_get_data(selection_data)));
3610 if (!m_owner->HandleWindowEvent( event ))
3611 return FALSE;
3612
3613 if (!event.IsAllowed())
3614 return FALSE;
3615
3616 return TRUE;
3617 }
3618
3619 gboolean
3620 wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3621 GtkTreePath *path,
3622 GtkSelectionData *selection_data)
3623 {
3624 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3625 if ( !item )
3626 return FALSE;
3627
3628 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3629 event.SetEventObject( m_owner );
3630 event.SetItem( item );
3631 event.SetModel( m_wx_model );
3632 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3633 if (!m_owner->HandleWindowEvent( event ))
3634 return FALSE;
3635
3636 if (!event.IsAllowed())
3637 return FALSE;
3638
3639 return TRUE;
3640 }
3641
3642 // notifications from wxDataViewModel
3643
3644 bool wxDataViewCtrlInternal::Cleared()
3645 {
3646 if (m_root)
3647 {
3648 delete m_root;
3649 m_root = NULL;
3650 }
3651
3652 InitTree();
3653
3654 ScheduleRefresh();
3655
3656 return true;
3657 }
3658
3659 void wxDataViewCtrlInternal::Resort()
3660 {
3661 if (!m_wx_model->IsVirtualListModel())
3662 m_root->Resort();
3663
3664 ScheduleRefresh();
3665 }
3666
3667 bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3668 {
3669 if (!m_wx_model->IsVirtualListModel())
3670 {
3671 wxGtkTreeModelNode *parent_node = FindNode( parent );
3672 wxCHECK_MSG(parent_node, false,
3673 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3674
3675 wxDataViewItemArray siblings;
3676 m_wx_model->GetChildren(parent, siblings);
3677 int itemPos = siblings.Index(item, /*fromEnd=*/true);
3678 wxCHECK_MSG( itemPos != wxNOT_FOUND, false, "adding non-existent item?" );
3679
3680 if (m_wx_model->IsContainer( item ))
3681 parent_node->InsertNode( new wxGtkTreeModelNode( parent_node, item, this ), itemPos );
3682 else
3683 parent_node->InsertLeaf( item.GetID(), itemPos );
3684 }
3685
3686 ScheduleRefresh();
3687
3688 return true;
3689 }
3690
3691 bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3692 {
3693 if (!m_wx_model->IsVirtualListModel())
3694 {
3695 wxGtkTreeModelNode *parent_node = FindNode( parent );
3696 wxASSERT_MSG(parent_node,
3697 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3698
3699 parent_node->DeleteChild( item.GetID() );
3700 }
3701
3702 ScheduleRefresh();
3703
3704 return true;
3705 }
3706
3707 bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
3708 {
3709 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3710 event.SetEventObject( m_owner );
3711 event.SetModel( m_owner->GetModel() );
3712 event.SetItem( item );
3713 m_owner->HandleWindowEvent( event );
3714
3715 return true;
3716 }
3717
3718 bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int view_column )
3719 {
3720 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3721 event.SetEventObject( m_owner );
3722 event.SetModel( m_owner->GetModel() );
3723 event.SetColumn( view_column );
3724 event.SetDataViewColumn( GetOwner()->GetColumn(view_column) );
3725 event.SetItem( item );
3726 m_owner->HandleWindowEvent( event );
3727
3728 return true;
3729 }
3730
3731 // GTK+ model iface
3732
3733 GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3734 {
3735 int flags = 0;
3736
3737 if ( m_wx_model->IsListModel() )
3738 flags |= GTK_TREE_MODEL_LIST_ONLY;
3739
3740 if ( !m_wx_model->IsVirtualListModel() )
3741 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3742
3743 return GtkTreeModelFlags(flags);
3744 }
3745
3746 gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3747 {
3748
3749 if (m_wx_model->IsVirtualListModel())
3750 {
3751 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3752
3753 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3754
3755 if (i >= wx_model->GetCount())
3756 return FALSE;
3757
3758 iter->stamp = m_gtk_model->stamp;
3759 // user_data is just the index +1
3760 iter->user_data = (gpointer) (i+1);
3761
3762 return TRUE;
3763 }
3764 else
3765 {
3766 int depth = gtk_tree_path_get_depth( path );
3767
3768 wxGtkTreeModelNode *node = m_root;
3769
3770 int i;
3771 for (i = 0; i < depth; i++)
3772 {
3773 BuildBranch( node );
3774
3775 gint pos = gtk_tree_path_get_indices (path)[i];
3776 if (pos < 0) return FALSE;
3777 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3778
3779 void* id = node->GetChildren().Item( (size_t) pos );
3780
3781 if (i == depth-1)
3782 {
3783 iter->stamp = m_gtk_model->stamp;
3784 iter->user_data = id;
3785 return TRUE;
3786 }
3787
3788 size_t count = node->GetNodes().GetCount();
3789 size_t pos2;
3790 for (pos2 = 0; pos2 < count; pos2++)
3791 {
3792 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3793 if (child_node->GetItem().GetID() == id)
3794 {
3795 node = child_node;
3796 break;
3797 }
3798 }
3799 }
3800 }
3801
3802 return FALSE;
3803 }
3804
3805 GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3806 {
3807 // When this is called from ItemDeleted(), the item is already
3808 // deleted in the model.
3809
3810 GtkTreePath *retval = gtk_tree_path_new ();
3811
3812 if (m_wx_model->IsVirtualListModel())
3813 {
3814 // iter is root, add nothing
3815 if (!iter->user_data)
3816 return retval;
3817
3818 // user_data is just the index +1
3819 int i = ( (wxUIntPtr) iter->user_data ) -1;
3820 gtk_tree_path_append_index (retval, i);
3821 }
3822 else
3823 {
3824 void *id = iter->user_data;
3825
3826 wxGtkTreeModelNode *node = FindParentNode( iter );
3827 while (node)
3828 {
3829 int pos = node->GetChildren().Index( id );
3830
3831 gtk_tree_path_prepend_index( retval, pos );
3832
3833 id = node->GetItem().GetID();
3834 node = node->GetParent();
3835 }
3836 }
3837
3838 return retval;
3839 }
3840
3841 gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3842 {
3843 if (m_wx_model->IsVirtualListModel())
3844 {
3845 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3846
3847 // user_data is just the index +1
3848 int n = ( (wxUIntPtr) iter->user_data ) -1;
3849
3850 if (n == -1)
3851 {
3852 iter->user_data = NULL;
3853 return FALSE;
3854 }
3855
3856 if (n >= (int) wx_model->GetCount()-1)
3857 {
3858 iter->user_data = NULL;
3859 return FALSE;
3860 }
3861
3862 // user_data is just the index +1 (+2 because we need the next)
3863 iter->user_data = (gpointer) (n+2);
3864 }
3865 else
3866 {
3867 wxGtkTreeModelNode *parent = FindParentNode( iter );
3868 if( parent == NULL )
3869 {
3870 iter->user_data = NULL;
3871 return FALSE;
3872 }
3873
3874 int pos = parent->GetChildren().Index( iter->user_data );
3875
3876 if (pos == (int) parent->GetChildCount()-1)
3877 {
3878 iter->user_data = NULL;
3879 return FALSE;
3880 }
3881
3882 iter->user_data = parent->GetChildren().Item( pos+1 );
3883 }
3884
3885 return TRUE;
3886 }
3887
3888 gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3889 {
3890 if (m_wx_model->IsVirtualListModel())
3891 {
3892 // this is a list, nodes have no children
3893 if (parent)
3894 return FALSE;
3895
3896 iter->stamp = m_gtk_model->stamp;
3897 iter->user_data = (gpointer) 1;
3898
3899 return TRUE;
3900 }
3901 else
3902 {
3903 if (iter == NULL)
3904 {
3905 if (m_root->GetChildCount() == 0) return FALSE;
3906 iter->stamp = m_gtk_model->stamp;
3907 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3908 return TRUE;
3909 }
3910
3911
3912 wxDataViewItem item;
3913 if (parent)
3914 item = wxDataViewItem( (void*) parent->user_data );
3915
3916 if (!m_wx_model->IsContainer( item ))
3917 return FALSE;
3918
3919 wxGtkTreeModelNode *parent_node = FindNode( parent );
3920 wxASSERT_MSG(parent_node,
3921 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3922
3923 BuildBranch( parent_node );
3924
3925 if (parent_node->GetChildCount() == 0)
3926 return FALSE;
3927
3928 iter->stamp = m_gtk_model->stamp;
3929 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3930 }
3931
3932 return TRUE;
3933 }
3934
3935 gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3936 {
3937 if (m_wx_model->IsVirtualListModel())
3938 {
3939 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3940
3941 if (iter == NULL)
3942 return (wx_model->GetCount() > 0);
3943
3944 // this is a list, nodes have no children
3945 return FALSE;
3946 }
3947 else
3948 {
3949 if (iter == NULL)
3950 return (m_root->GetChildCount() > 0);
3951
3952 wxDataViewItem item( (void*) iter->user_data );
3953
3954 bool is_container = m_wx_model->IsContainer( item );
3955
3956 if (!is_container)
3957 return FALSE;
3958
3959 wxGtkTreeModelNode *node = FindNode( iter );
3960 wxASSERT_MSG(node,
3961 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
3962
3963 BuildBranch( node );
3964
3965 return (node->GetChildCount() > 0);
3966 }
3967 }
3968
3969 gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3970 {
3971 if (m_wx_model->IsVirtualListModel())
3972 {
3973 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3974
3975 if (iter == NULL)
3976 return (gint) wx_model->GetCount();
3977
3978 return 0;
3979 }
3980 else
3981 {
3982 if (iter == NULL)
3983 return m_root->GetChildCount();
3984
3985 wxDataViewItem item( (void*) iter->user_data );
3986
3987 if (!m_wx_model->IsContainer( item ))
3988 return 0;
3989
3990 wxGtkTreeModelNode *parent_node = FindNode( iter );
3991 wxASSERT_MSG(parent_node,
3992 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3993
3994 BuildBranch( parent_node );
3995
3996 return parent_node->GetChildCount();
3997 }
3998 }
3999
4000 gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
4001 {
4002 if (m_wx_model->IsVirtualListModel())
4003 {
4004 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4005
4006 if (parent)
4007 return FALSE;
4008
4009 if (n < 0)
4010 return FALSE;
4011
4012 if (n >= (gint) wx_model->GetCount())
4013 return FALSE;
4014
4015 iter->stamp = m_gtk_model->stamp;
4016 // user_data is just the index +1
4017 iter->user_data = (gpointer) (n+1);
4018
4019 return TRUE;
4020 }
4021 else
4022 {
4023 void* id = NULL;
4024 if (parent) id = (void*) parent->user_data;
4025 wxDataViewItem item( id );
4026
4027 if (!m_wx_model->IsContainer( item ))
4028 return FALSE;
4029
4030 wxGtkTreeModelNode *parent_node = FindNode( parent );
4031 wxASSERT_MSG(parent_node,
4032 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4033
4034 BuildBranch( parent_node );
4035
4036 iter->stamp = m_gtk_model->stamp;
4037 iter->user_data = parent_node->GetChildren().Item( n );
4038
4039 return TRUE;
4040 }
4041 }
4042
4043 gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
4044 {
4045 if (m_wx_model->IsVirtualListModel())
4046 {
4047 return FALSE;
4048 }
4049 else
4050 {
4051 wxGtkTreeModelNode *node = FindParentNode( child );
4052 if (!node)
4053 return FALSE;
4054
4055 iter->stamp = m_gtk_model->stamp;
4056 iter->user_data = (gpointer) node->GetItem().GetID();
4057
4058 return TRUE;
4059 }
4060 }
4061
4062 // item can be deleted already in the model
4063 int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
4064 {
4065 if (m_wx_model->IsVirtualListModel())
4066 {
4067 return wxPtrToUInt(item.GetID()) - 1;
4068 }
4069 else
4070 {
4071 wxGtkTreeModelNode *parent_node = FindNode( parent );
4072 wxGtkTreeModelChildren &children = parent_node->GetChildren();
4073 size_t j;
4074 for (j = 0; j < children.GetCount(); j++)
4075 {
4076 if (children[j] == item.GetID())
4077 return j;
4078 }
4079 }
4080 return -1;
4081 }
4082
4083
4084 static wxGtkTreeModelNode*
4085 wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4086 {
4087 if( model == NULL )
4088 return NULL;
4089
4090 ItemList list;
4091 list.DeleteContents( true );
4092 wxDataViewItem it( item );
4093
4094 while( it.IsOk() )
4095 {
4096 wxDataViewItem * pItem = new wxDataViewItem( it );
4097 list.Insert( pItem );
4098 it = model->GetParent( it );
4099 }
4100
4101 wxGtkTreeModelNode * node = treeNode;
4102 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4103 {
4104 if( node && node->GetNodes().GetCount() != 0 )
4105 {
4106 int len = node->GetNodes().GetCount();
4107 wxGtkTreeModelNodes &nodes = node->GetNodes();
4108 int j = 0;
4109 for( ; j < len; j ++)
4110 {
4111 if( nodes[j]->GetItem() == *(n->GetData()))
4112 {
4113 node = nodes[j];
4114 break;
4115 }
4116 }
4117
4118 if( j == len )
4119 {
4120 return NULL;
4121 }
4122 }
4123 else
4124 return NULL;
4125 }
4126 return node;
4127
4128 }
4129
4130 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4131 {
4132 if (!iter)
4133 return m_root;
4134
4135 wxDataViewItem item( (void*) iter->user_data );
4136 if (!item.IsOk())
4137 return m_root;
4138
4139 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4140
4141 /*
4142 if (!result)
4143 {
4144 wxLogDebug( "Not found %p", iter->user_data );
4145 char *crash = NULL;
4146 *crash = 0;
4147 }
4148 // TODO: remove this code
4149 */
4150
4151 return result;
4152 }
4153
4154 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4155 {
4156 if (!item.IsOk())
4157 return m_root;
4158
4159 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4160
4161 /*
4162 if (!result)
4163 {
4164 wxLogDebug( "Not found %p", item.GetID() );
4165 char *crash = NULL;
4166 *crash = 0;
4167 }
4168 // TODO: remove this code
4169 */
4170
4171 return result;
4172 }
4173
4174 static wxGtkTreeModelNode*
4175 wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4176 {
4177 if( model == NULL )
4178 return NULL;
4179
4180 ItemList list;
4181 list.DeleteContents( true );
4182 if( !item.IsOk() )
4183 return NULL;
4184
4185 wxDataViewItem it( model->GetParent( item ) );
4186 while( it.IsOk() )
4187 {
4188 wxDataViewItem * pItem = new wxDataViewItem( it );
4189 list.Insert( pItem );
4190 it = model->GetParent( it );
4191 }
4192
4193 wxGtkTreeModelNode * node = treeNode;
4194 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4195 {
4196 if( node && node->GetNodes().GetCount() != 0 )
4197 {
4198 int len = node->GetNodes().GetCount();
4199 wxGtkTreeModelNodes nodes = node->GetNodes();
4200 int j = 0;
4201 for( ; j < len; j ++)
4202 {
4203 if( nodes[j]->GetItem() == *(n->GetData()))
4204 {
4205 node = nodes[j];
4206 break;
4207 }
4208 }
4209
4210 if( j == len )
4211 {
4212 return NULL;
4213 }
4214 }
4215 else
4216 return NULL;
4217 }
4218 //Examine whether the node is item's parent node
4219 int len = node->GetChildCount();
4220 for( int i = 0; i < len ; i ++ )
4221 {
4222 if( node->GetChildren().Item( i ) == item.GetID() )
4223 return node;
4224 }
4225 return NULL;
4226 }
4227
4228 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4229 {
4230 if (!iter)
4231 return NULL;
4232
4233 wxDataViewItem item( (void*) iter->user_data );
4234 if (!item.IsOk())
4235 return NULL;
4236
4237 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4238 }
4239
4240 wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4241 {
4242 if (!item.IsOk())
4243 return NULL;
4244
4245 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4246 }
4247
4248 //-----------------------------------------------------------------------------
4249 // wxDataViewCtrl signal callbacks
4250 //-----------------------------------------------------------------------------
4251
4252 static void
4253 wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4254 {
4255 if (!gtk_widget_get_realized(dv->m_widget))
4256 return;
4257
4258 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4259 event.SetItem( dv->GetSelection() );
4260 event.SetModel( dv->GetModel() );
4261 dv->HandleWindowEvent( event );
4262 }
4263
4264 static void
4265 wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4266 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4267 {
4268 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4269
4270 wxDataViewItem item(dv->GTKPathToItem(path));
4271 event.SetItem( item );
4272 event.SetModel( dv->GetModel() );
4273 dv->HandleWindowEvent( event );
4274 }
4275
4276 static gboolean
4277 wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4278 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4279 {
4280 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4281
4282 wxDataViewItem item( (void*) iter->user_data );;
4283 event.SetItem( item );
4284 event.SetModel( dv->GetModel() );
4285 dv->HandleWindowEvent( event );
4286
4287 return !event.IsAllowed();
4288 }
4289
4290 static void
4291 wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4292 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4293 {
4294 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4295
4296 wxDataViewItem item( (void*) iter->user_data );;
4297 event.SetItem( item );
4298 event.SetModel( dv->GetModel() );
4299 dv->HandleWindowEvent( event );
4300 }
4301
4302 static gboolean
4303 wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4304 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4305 {
4306 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
4307
4308 wxDataViewItem item( (void*) iter->user_data );;
4309 event.SetItem( item );
4310 event.SetModel( dv->GetModel() );
4311 dv->HandleWindowEvent( event );
4312
4313 return !event.IsAllowed();
4314 }
4315
4316 static void
4317 wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4318 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4319 {
4320 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
4321
4322 wxDataViewItem item( (void*) iter->user_data );;
4323 event.SetItem( item );
4324 event.SetModel( dv->GetModel() );
4325 dv->HandleWindowEvent( event );
4326 }
4327
4328 //-----------------------------------------------------------------------------
4329 // wxDataViewCtrl
4330 //-----------------------------------------------------------------------------
4331
4332 void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4333 {
4334 GtkWidget* treeview = GtkGetTreeView();
4335
4336 // Insert widget in GtkTreeView
4337 if (gtk_widget_get_realized(treeview))
4338 gtk_widget_set_parent_window( child->m_widget,
4339 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4340 gtk_widget_set_parent( child->m_widget, treeview );
4341 }
4342
4343 static
4344 void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4345 GtkAllocation *WXUNUSED(gtk_alloc),
4346 wxDataViewCtrl *win )
4347 {
4348 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4349 while (node)
4350 {
4351 wxWindow *child = node->GetData();
4352
4353 GtkRequisition req;
4354 gtk_widget_size_request( child->m_widget, &req );
4355
4356 GtkAllocation alloc;
4357 alloc.x = child->m_x;
4358 alloc.y = child->m_y;
4359 alloc.width = child->m_width;
4360 alloc.height = child->m_height;
4361 gtk_widget_size_allocate( child->m_widget, &alloc );
4362
4363 node = node->GetNext();
4364 }
4365 }
4366
4367
4368 //-----------------------------------------------------------------------------
4369 // "motion_notify_event"
4370 //-----------------------------------------------------------------------------
4371
4372 static gboolean
4373 gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4374 GdkEventMotion *gdk_event,
4375 wxDataViewCtrl *dv )
4376 {
4377 if (gdk_event->is_hint)
4378 {
4379 int x = 0;
4380 int y = 0;
4381 GdkModifierType state;
4382 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4383 gdk_event->x = x;
4384 gdk_event->y = y;
4385 }
4386
4387 wxGtkTreePath path;
4388 GtkTreeViewColumn *column = NULL;
4389 gint cell_x = 0;
4390 gint cell_y = 0;
4391 if (gtk_tree_view_get_path_at_pos(
4392 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4393 (int) gdk_event->x, (int) gdk_event->y,
4394 path.ByRef(),
4395 &column,
4396 &cell_x,
4397 &cell_y))
4398 {
4399 if (path)
4400 {
4401 GtkTreeIter iter;
4402 dv->GtkGetInternal()->get_iter( &iter, path );
4403 }
4404 }
4405
4406
4407 return FALSE;
4408 }
4409
4410 //-----------------------------------------------------------------------------
4411 // "button_press_event"
4412 //-----------------------------------------------------------------------------
4413
4414 static gboolean
4415 gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4416 GdkEventButton *gdk_event,
4417 wxDataViewCtrl *dv )
4418 {
4419 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4420 {
4421 wxGtkTreePath path;
4422 GtkTreeViewColumn *column = NULL;
4423 gint cell_x = 0;
4424 gint cell_y = 0;
4425 gtk_tree_view_get_path_at_pos
4426 (
4427 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4428 (int) gdk_event->x, (int) gdk_event->y,
4429 path.ByRef(),
4430 &column,
4431 &cell_x,
4432 &cell_y
4433 );
4434
4435 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4436 if (path)
4437 event.SetItem(dv->GTKPathToItem(path));
4438 event.SetModel( dv->GetModel() );
4439 return dv->HandleWindowEvent( event );
4440 }
4441
4442 return FALSE;
4443 }
4444
4445 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4446
4447 wxDataViewCtrl::~wxDataViewCtrl()
4448 {
4449 // Stop editing before destroying the control to remove any event handlers
4450 // which are added when editing started: if we didn't do this, the base
4451 // class dtor would assert as it checks for any leftover handlers.
4452 if ( m_treeview )
4453 {
4454 GtkTreeViewColumn *col;
4455 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), NULL, &col);
4456
4457 wxDataViewColumn * const wxcol = FromGTKColumn(col);
4458 if ( wxcol )
4459 {
4460 // This won't do anything if we're not editing it
4461 wxcol->GetRenderer()->CancelEditing();
4462 }
4463 }
4464
4465 m_cols.Clear();
4466
4467 delete m_internal;
4468 }
4469
4470 void wxDataViewCtrl::Init()
4471 {
4472 m_internal = NULL;
4473
4474 m_cols.DeleteContents( true );
4475
4476 m_uniformRowHeight = -1;
4477 }
4478
4479 bool wxDataViewCtrl::Create(wxWindow *parent,
4480 wxWindowID id,
4481 const wxPoint& pos,
4482 const wxSize& size,
4483 long style,
4484 const wxValidator& validator,
4485 const wxString& name)
4486 {
4487 if (!PreCreation( parent, pos, size ) ||
4488 !CreateBase( parent, id, pos, size, style, validator, name ))
4489 {
4490 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4491 return false;
4492 }
4493
4494 m_widget = gtk_scrolled_window_new (NULL, NULL);
4495 g_object_ref(m_widget);
4496
4497 GTKScrolledWindowSetBorder(m_widget, style);
4498
4499 m_treeview = gtk_tree_view_new();
4500 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4501
4502 m_focusWidget = GTK_WIDGET(m_treeview);
4503
4504 g_signal_connect (m_treeview, "size_allocate",
4505 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4506
4507 #ifdef __WXGTK26__
4508 if (!gtk_check_version(2,6,0))
4509 {
4510 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4511 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4512 }
4513 #endif
4514
4515 if (style & wxDV_MULTIPLE)
4516 {
4517 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4518 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4519 }
4520
4521 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4522
4523 #ifdef __WXGTK210__
4524 if (!gtk_check_version(2,10,0))
4525 {
4526 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4527
4528 if ((style & wxDV_HORIZ_RULES) != 0 &&
4529 (style & wxDV_VERT_RULES) != 0)
4530 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4531 else if (style & wxDV_VERT_RULES)
4532 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4533 else if (style & wxDV_HORIZ_RULES)
4534 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4535
4536 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4537 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4538 }
4539 #endif
4540
4541 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4542
4543 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4544 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4545 gtk_widget_show (m_treeview);
4546
4547 m_parent->DoAddChild( this );
4548
4549 PostCreation(size);
4550
4551 GtkEnableSelectionEvents();
4552
4553 g_signal_connect_after (m_treeview, "row-activated",
4554 G_CALLBACK (wxdataview_row_activated_callback), this);
4555
4556 g_signal_connect (m_treeview, "test-collapse-row",
4557 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4558
4559 g_signal_connect_after (m_treeview, "row-collapsed",
4560 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4561
4562 g_signal_connect (m_treeview, "test-expand-row",
4563 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4564
4565 g_signal_connect_after (m_treeview, "row-expanded",
4566 G_CALLBACK (wxdataview_row_expanded_callback), this);
4567
4568 g_signal_connect (m_treeview, "motion_notify_event",
4569 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4570
4571 g_signal_connect (m_treeview, "button_press_event",
4572 G_CALLBACK (gtk_dataview_button_press_callback), this);
4573
4574 return true;
4575 }
4576
4577 wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4578 {
4579 GtkTreeIter iter;
4580 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4581 ? iter.user_data
4582 : NULL);
4583 }
4584
4585 void wxDataViewCtrl::OnInternalIdle()
4586 {
4587 wxWindow::OnInternalIdle();
4588
4589 m_internal->OnInternalIdle();
4590
4591 unsigned int cols = GetColumnCount();
4592 unsigned int i;
4593 for (i = 0; i < cols; i++)
4594 {
4595 wxDataViewColumn *col = GetColumn( i );
4596 col->OnInternalIdle();
4597 }
4598
4599 if (m_ensureVisibleDefered.IsOk())
4600 {
4601 ExpandAncestors(m_ensureVisibleDefered);
4602 GtkTreeIter iter;
4603 iter.user_data = (gpointer) m_ensureVisibleDefered.GetID();
4604 wxGtkTreePath path(m_internal->get_path( &iter ));
4605 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4606 m_ensureVisibleDefered = wxDataViewItem(0);
4607 }
4608 }
4609
4610 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4611 {
4612 wxDELETE(m_internal);
4613
4614 if (!wxDataViewCtrlBase::AssociateModel( model ))
4615 return false;
4616
4617 #ifdef __WXGTK26__
4618 if (!gtk_check_version(2,6,0))
4619 {
4620 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4621 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4622 }
4623 #endif
4624
4625 m_internal = new wxDataViewCtrlInternal( this, model );
4626
4627 return true;
4628 }
4629
4630 bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4631 {
4632 return m_internal->EnableDragSource( format );
4633 }
4634
4635 bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4636 {
4637 return m_internal->EnableDropTarget( format );
4638 }
4639
4640 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4641 {
4642 if (!wxDataViewCtrlBase::AppendColumn(col))
4643 return false;
4644
4645 m_cols.Append( col );
4646
4647 #ifdef __WXGTK26__
4648 if (!gtk_check_version(2,6,0))
4649 {
4650 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4651 GTK_TREE_VIEW_COLUMN_FIXED)
4652 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4653 }
4654 #endif
4655
4656 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4657 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4658
4659 return true;
4660 }
4661
4662 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4663 {
4664 if (!wxDataViewCtrlBase::PrependColumn(col))
4665 return false;
4666
4667 m_cols.Insert( col );
4668
4669 #ifdef __WXGTK26__
4670 if (!gtk_check_version(2,6,0))
4671 {
4672 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4673 GTK_TREE_VIEW_COLUMN_FIXED)
4674 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4675 }
4676 #endif
4677
4678 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4679 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4680
4681 return true;
4682 }
4683
4684 bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4685 {
4686 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4687 return false;
4688
4689 m_cols.Insert( pos, col );
4690
4691 #ifdef __WXGTK26__
4692 if (!gtk_check_version(2,6,0))
4693 {
4694 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4695 GTK_TREE_VIEW_COLUMN_FIXED)
4696 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4697 }
4698 #endif
4699
4700 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4701 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4702
4703 return true;
4704 }
4705
4706 unsigned int wxDataViewCtrl::GetColumnCount() const
4707 {
4708 return m_cols.GetCount();
4709 }
4710
4711 wxDataViewColumn* wxDataViewCtrl::FromGTKColumn(GtkTreeViewColumn *gtk_col) const
4712 {
4713 if ( !gtk_col )
4714 return NULL;
4715
4716 wxDataViewColumnList::const_iterator iter;
4717 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4718 {
4719 wxDataViewColumn *col = *iter;
4720 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4721 {
4722 return col;
4723 }
4724 }
4725
4726 wxFAIL_MSG( "No matching column?" );
4727
4728 return NULL;
4729 }
4730
4731 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4732 {
4733 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4734
4735 return FromGTKColumn(gtk_col);
4736 }
4737
4738 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4739 {
4740 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4741 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4742
4743 m_cols.DeleteObject( column );
4744
4745 return true;
4746 }
4747
4748 bool wxDataViewCtrl::ClearColumns()
4749 {
4750 wxDataViewColumnList::iterator iter;
4751 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4752 {
4753 wxDataViewColumn *col = *iter;
4754 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4755 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4756 }
4757
4758 m_cols.Clear();
4759
4760 return true;
4761 }
4762
4763 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4764 {
4765 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
4766
4767 wxGtkList list(gtk_tree_view_get_columns(GTK_TREE_VIEW(m_treeview)));
4768
4769 return g_list_index( list, (gconstpointer) gtk_column );
4770 }
4771
4772 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4773 {
4774 return m_internal->GetDataViewSortColumn();
4775 }
4776
4777 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4778 {
4779 GtkTreeIter iter;
4780 iter.user_data = item.GetID();
4781 wxGtkTreePath path(m_internal->get_path( &iter ));
4782 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4783 }
4784
4785 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4786 {
4787 GtkTreeIter iter;
4788 iter.user_data = item.GetID();
4789 wxGtkTreePath path(m_internal->get_path( &iter ));
4790 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4791 }
4792
4793 bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4794 {
4795 GtkTreeIter iter;
4796 iter.user_data = item.GetID();
4797 wxGtkTreePath path(m_internal->get_path( &iter ));
4798 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4799 }
4800
4801 wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4802 {
4803 // The tree doesn't have any current item if it hadn't been created yet but
4804 // it's arguably not an error to call this function in this case so just
4805 // return an invalid item without asserting.
4806 if ( !m_treeview )
4807 return wxDataViewItem();
4808
4809 wxGtkTreePath path;
4810 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4811
4812 return GTKPathToItem(path);
4813 }
4814
4815 void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4816 {
4817 wxCHECK_RET( m_treeview,
4818 "Current item can't be set before creating the control." );
4819
4820 // We need to make sure the model knows about this item or the path would
4821 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4822 ExpandAncestors(item);
4823
4824 // We also need to preserve the existing selection from changing.
4825 // Unfortunately the only way to do it seems to use our own selection
4826 // function and forbid any selection changes during set cursor call.
4827 wxGtkTreeSelectionLock
4828 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4829
4830 // Do move the cursor now.
4831 GtkTreeIter iter;
4832 iter.user_data = item.GetID();
4833 wxGtkTreePath path(m_internal->get_path( &iter ));
4834
4835 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4836 }
4837
4838 void wxDataViewCtrl::StartEditor(const wxDataViewItem& item, unsigned int column)
4839 {
4840 wxCHECK_RET( m_treeview,
4841 "Current item can't be set before creating the control." );
4842
4843 // We need to make sure the model knows about this item or the path would
4844 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4845 ExpandAncestors(item);
4846
4847 wxDataViewColumn *dvcolumn = GetColumn(column);
4848 wxASSERT_MSG(dvcolumn, "Could not retrieve column");
4849 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(dvcolumn->GetGtkHandle());
4850
4851 // We also need to preserve the existing selection from changing.
4852 // Unfortunately the only way to do it seems to use our own selection
4853 // function and forbid any selection changes during set cursor call.
4854 wxGtkTreeSelectionLock
4855 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4856
4857 // Do move the cursor now.
4858 GtkTreeIter iter;
4859 iter.user_data = item.GetID();
4860 wxGtkTreePath path(m_internal->get_path( &iter ));
4861
4862 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, gcolumn, TRUE);
4863 }
4864
4865 int wxDataViewCtrl::GetSelectedItemsCount() const
4866 {
4867 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4868
4869 return gtk_tree_selection_count_selected_rows(selection);
4870 }
4871
4872 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4873 {
4874 sel.Clear();
4875
4876 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4877 if (HasFlag(wxDV_MULTIPLE))
4878 {
4879 GtkTreeModel *model;
4880 wxGtkTreePathList list(gtk_tree_selection_get_selected_rows(selection, &model));
4881
4882 for ( GList* current = list; current; current = g_list_next(current) )
4883 {
4884 GtkTreePath *path = (GtkTreePath*) current->data;
4885
4886 sel.Add(GTKPathToItem(path));
4887 }
4888 }
4889 else
4890 {
4891 GtkTreeIter iter;
4892 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4893 {
4894 sel.Add( wxDataViewItem(iter.user_data) );
4895 }
4896 }
4897
4898 return sel.size();
4899 }
4900
4901 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4902 {
4903 GtkDisableSelectionEvents();
4904
4905 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4906
4907 gtk_tree_selection_unselect_all( selection );
4908
4909 wxDataViewItem last_parent;
4910
4911 size_t i;
4912 for (i = 0; i < sel.GetCount(); i++)
4913 {
4914 wxDataViewItem item = sel[i];
4915 wxDataViewItem parent = GetModel()->GetParent( item );
4916 if (parent)
4917 {
4918 if (parent != last_parent)
4919 ExpandAncestors(item);
4920 }
4921 last_parent = parent;
4922
4923 GtkTreeIter iter;
4924 iter.stamp = m_internal->GetGtkModel()->stamp;
4925 iter.user_data = (gpointer) item.GetID();
4926 gtk_tree_selection_select_iter( selection, &iter );
4927 }
4928
4929 GtkEnableSelectionEvents();
4930 }
4931
4932 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4933 {
4934 ExpandAncestors(item);
4935
4936 GtkDisableSelectionEvents();
4937
4938 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4939
4940 GtkTreeIter iter;
4941 iter.stamp = m_internal->GetGtkModel()->stamp;
4942 iter.user_data = (gpointer) item.GetID();
4943 gtk_tree_selection_select_iter( selection, &iter );
4944
4945 GtkEnableSelectionEvents();
4946 }
4947
4948 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4949 {
4950 GtkDisableSelectionEvents();
4951
4952 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4953
4954 GtkTreeIter iter;
4955 iter.stamp = m_internal->GetGtkModel()->stamp;
4956 iter.user_data = (gpointer) item.GetID();
4957 gtk_tree_selection_unselect_iter( selection, &iter );
4958
4959 GtkEnableSelectionEvents();
4960 }
4961
4962 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4963 {
4964 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4965
4966 GtkTreeIter iter;
4967 iter.stamp = m_internal->GetGtkModel()->stamp;
4968 iter.user_data = (gpointer) item.GetID();
4969
4970 return gtk_tree_selection_iter_is_selected( selection, &iter );
4971 }
4972
4973 void wxDataViewCtrl::SelectAll()
4974 {
4975 GtkDisableSelectionEvents();
4976
4977 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4978
4979 gtk_tree_selection_select_all( selection );
4980
4981 GtkEnableSelectionEvents();
4982 }
4983
4984 void wxDataViewCtrl::UnselectAll()
4985 {
4986 GtkDisableSelectionEvents();
4987
4988 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4989
4990 gtk_tree_selection_unselect_all( selection );
4991
4992 GtkEnableSelectionEvents();
4993 }
4994
4995 void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
4996 const wxDataViewColumn *WXUNUSED(column))
4997 {
4998 m_ensureVisibleDefered = item;
4999 ExpandAncestors(item);
5000
5001 GtkTreeIter iter;
5002 iter.user_data = (gpointer) item.GetID();
5003 wxGtkTreePath path(m_internal->get_path( &iter ));
5004 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
5005 }
5006
5007 void wxDataViewCtrl::HitTest(const wxPoint& point,
5008 wxDataViewItem& item,
5009 wxDataViewColumn *& column) const
5010 {
5011 // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column.
5012 // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column.
5013 // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html
5014 // So we have to use both of them.
5015 // Friedrich Haase 2010-9-20
5016 wxGtkTreePath path, pathScratch;
5017 GtkTreeViewColumn* GtkColumn = NULL;
5018 GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
5019 gint cell_x = 0;
5020 gint cell_y = 0;
5021
5022 // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer
5023 wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const
5024 GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
5025
5026 // is there possibly a better suited function to get the column?
5027 gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column
5028 treeView,
5029 (int) point.x, (int) point.y,
5030 pathScratch.ByRef(),
5031 &GtkColumn, // here we get the GtkColumn
5032 &cell_x,
5033 &cell_y );
5034
5035 if ( GtkColumn != NULL )
5036 {
5037 // we got GTK column
5038 // the right call now which takes the header into account
5039 gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos);
5040
5041 if (path)
5042 item = wxDataViewItem(GTKPathToItem(path));
5043 // else we got a GTK column but the position is not over an item, e.g. below last item
5044 for ( unsigned int i=0, cols=GetColumnCount(); i<cols; ++i ) // search the wx column
5045 {
5046 wxDataViewColumn* col = GetColumn(i);
5047 if ( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == GtkColumn )
5048 {
5049 column = col; // here we get the wx column
5050 break;
5051 }
5052 }
5053 }
5054 // else no column and thus no item, both null
5055 }
5056
5057 wxRect
5058 wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
5059 const wxDataViewColumn *WXUNUSED(column)) const
5060 {
5061 return wxRect();
5062 }
5063
5064 bool wxDataViewCtrl::SetRowHeight(int rowHeight)
5065 {
5066 m_uniformRowHeight = rowHeight;
5067 return true;
5068 }
5069
5070 void wxDataViewCtrl::DoSetExpanderColumn()
5071 {
5072 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
5073 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
5074 }
5075
5076 void wxDataViewCtrl::DoSetIndent()
5077 {
5078 }
5079
5080 void wxDataViewCtrl::GtkDisableSelectionEvents()
5081 {
5082 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5083 g_signal_handlers_disconnect_by_func( selection,
5084 (gpointer) (wxdataview_selection_changed_callback), this);
5085 }
5086
5087 void wxDataViewCtrl::GtkEnableSelectionEvents()
5088 {
5089 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5090 g_signal_connect_after (selection, "changed",
5091 G_CALLBACK (wxdataview_selection_changed_callback), this);
5092 }
5093
5094 // ----------------------------------------------------------------------------
5095 // visual attributes stuff
5096 // ----------------------------------------------------------------------------
5097
5098 // static
5099 wxVisualAttributes
5100 wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
5101 {
5102 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
5103 }
5104
5105 void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
5106 {
5107 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
5108 gtk_widget_modify_style(m_treeview, style);
5109 }
5110
5111 #endif // !wxUSE_GENERICDATAVIEWCTRL
5112
5113 #endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)