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Suppress harmless gcc warnings about enum elements unhandled in switch.
[wxWidgets.git] / src / gtk / dataview.cpp
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1/////////////////////////////////////////////////////////////////////////////
2// Name: src/gtk/dataview.cpp
3// Purpose: wxDataViewCtrl GTK+2 implementation
4// Author: Robert Roebling
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10// For compilers that support precompilation, includes "wx.h".
11#include "wx/wxprec.h"
12
13#if wxUSE_DATAVIEWCTRL
14
15#include "wx/dataview.h"
16
17#ifndef wxUSE_GENERICDATAVIEWCTRL
18
19#ifndef WX_PRECOMP
20 #include "wx/log.h"
21 #include "wx/dcclient.h"
22 #include "wx/sizer.h"
23 #include "wx/settings.h"
24 #include "wx/crt.h"
25#endif
26
27#include "wx/stockitem.h"
28#include "wx/calctrl.h"
29#include "wx/popupwin.h"
30#include "wx/listimpl.cpp"
31
32#include "wx/gtk/private.h"
33#include "wx/gtk/dc.h"
34#include "wx/gtk/dcclient.h"
35
36#include "wx/gtk/private/gdkconv.h"
37using namespace wxGTKImpl;
38
39class wxGtkDataViewModelNotifier;
40
41//-----------------------------------------------------------------------------
42//-----------------------------------------------------------------------------
43
44static wxDataViewCtrlInternal *gs_internal = NULL;
45
46class wxGtkTreeModelNode;
47
48extern "C" {
49typedef struct _GtkWxTreeModel GtkWxTreeModel;
50}
51
52// ----------------------------------------------------------------------------
53// wxGtkTreePath: self-destroying GtkTreePath
54// ----------------------------------------------------------------------------
55
56// Usually this object is initialized with the associated GtkTreePath
57// immediately when it's constructed but it can also be changed later either by
58// using Assign() or by getting the pointer to the internally stored pointer
59// value using ByRef(). The latter should be avoided but is very convenient
60// when using GTK functions with GtkTreePath output parameters.
61class wxGtkTreePath
62{
63public:
64 // Ctor takes ownership of the given path and will free it if non-NULL.
65 wxGtkTreePath(GtkTreePath *path = NULL) : m_path(path) { }
66
67 // Creates a tree path for the given string path.
68 wxGtkTreePath(const gchar *strpath)
69 : m_path(gtk_tree_path_new_from_string(strpath))
70 {
71 }
72
73 // Set the stored pointer if not done by ctor.
74 void Assign(GtkTreePath *path)
75 {
76 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
77
78 m_path = path;
79 }
80
81 // Return the pointer to the internally stored pointer. This should only be
82 // used to initialize the object by passing it to some GTK function.
83 GtkTreePath **ByRef()
84 {
85 wxASSERT_MSG( !m_path, "shouldn't be already initialized" );
86
87 return &m_path;
88 }
89
90
91 operator GtkTreePath *() const { return m_path; }
92
93 ~wxGtkTreePath() { if ( m_path ) gtk_tree_path_free(m_path); }
94
95private:
96 GtkTreePath *m_path;
97
98 wxDECLARE_NO_COPY_CLASS(wxGtkTreePath);
99};
100
101// ----------------------------------------------------------------------------
102// wxGtkTreeSelectionLock: prevent selection from changing during the
103// lifetime of this object
104// ----------------------------------------------------------------------------
105
106// Implementation note: it could be expected that setting the selection
107// function in this class ctor and resetting it back to the old value in its
108// dtor would work. However currently gtk_tree_selection_get_select_function()
109// can't be passed NULL (see https://bugzilla.gnome.org/show_bug.cgi?id=626276)
110// so we can't do this. Instead, we always use the selection function (which
111// imposes extra overhead, albeit minimal one, on all selection operations) and
112// just set/reset the flag telling it whether it should allow or forbid the
113// selection.
114//
115// Also notice that currently only a single object of this class may exist at
116// any given moment. It's just simpler like this and we don't need anything
117// more for now.
118
119extern "C"
120gboolean wxdataview_selection_func(GtkTreeSelection * WXUNUSED(selection),
121 GtkTreeModel * WXUNUSED(model),
122 GtkTreePath * WXUNUSED(path),
123 gboolean WXUNUSED(path_currently_selected),
124 gpointer data)
125{
126 return data == NULL;
127}
128
129class wxGtkTreeSelectionLock
130{
131public:
132 wxGtkTreeSelectionLock(GtkTreeSelection *selection)
133 : m_selection(selection)
134 {
135 wxASSERT_MSG( !ms_instance, "this class is not reentrant currently" );
136
137 ms_instance = this;
138
139 CheckCurrentSelectionFunc(NULL);
140
141 // Pass some non-NULL pointer as "data" for the callback, it doesn't
142 // matter what it is as long as it's non-NULL.
143 gtk_tree_selection_set_select_function(selection,
144 wxdataview_selection_func,
145 this,
146 NULL);
147 }
148
149 ~wxGtkTreeSelectionLock()
150 {
151 CheckCurrentSelectionFunc(wxdataview_selection_func);
152
153 gtk_tree_selection_set_select_function(m_selection,
154 wxdataview_selection_func,
155 NULL,
156 NULL);
157
158 ms_instance = NULL;
159 }
160
161private:
162 void CheckCurrentSelectionFunc(GtkTreeSelectionFunc func)
163 {
164 // We can only use gtk_tree_selection_get_select_function() with 2.14+
165 // so check for its availability both during compile- and run-time.
166#if GTK_CHECK_VERSION(2, 14, 0)
167 if ( gtk_check_version(2, 14, 0) != NULL )
168 return;
169
170 // If this assert is triggered, it means the code elsewhere has called
171 // gtk_tree_selection_set_select_function() but currently doing this
172 // breaks this class so the code here needs to be changed.
173 wxASSERT_MSG
174 (
175 gtk_tree_selection_get_select_function(m_selection) == func,
176 "selection function has changed unexpectedly, review this code!"
177 );
178#endif // GTK+ 2.14+
179
180 wxUnusedVar(func);
181 }
182
183 static wxGtkTreeSelectionLock *ms_instance;
184
185 GtkTreeSelection * const m_selection;
186
187 wxDECLARE_NO_COPY_CLASS(wxGtkTreeSelectionLock);
188};
189
190wxGtkTreeSelectionLock *wxGtkTreeSelectionLock::ms_instance = NULL;
191
192//-----------------------------------------------------------------------------
193// wxDataViewCtrlInternal
194//-----------------------------------------------------------------------------
195
196WX_DECLARE_LIST(wxDataViewItem, ItemList);
197WX_DEFINE_LIST(ItemList)
198
199class wxDataViewCtrlInternal
200{
201public:
202 wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model );
203 ~wxDataViewCtrlInternal();
204
205 // model iface
206 GtkTreeModelFlags get_flags();
207 gboolean get_iter( GtkTreeIter *iter, GtkTreePath *path );
208 GtkTreePath *get_path( GtkTreeIter *iter);
209 gboolean iter_next( GtkTreeIter *iter );
210 gboolean iter_children( GtkTreeIter *iter, GtkTreeIter *parent);
211 gboolean iter_has_child( GtkTreeIter *iter );
212 gint iter_n_children( GtkTreeIter *iter );
213 gboolean iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n );
214 gboolean iter_parent( GtkTreeIter *iter, GtkTreeIter *child );
215
216 // dnd iface
217
218 bool EnableDragSource( const wxDataFormat &format );
219 bool EnableDropTarget( const wxDataFormat &format );
220
221 gboolean row_draggable( GtkTreeDragSource *drag_source, GtkTreePath *path );
222 gboolean drag_data_delete( GtkTreeDragSource *drag_source, GtkTreePath* path );
223 gboolean drag_data_get( GtkTreeDragSource *drag_source, GtkTreePath *path,
224 GtkSelectionData *selection_data );
225 gboolean drag_data_received( GtkTreeDragDest *drag_dest, GtkTreePath *dest,
226 GtkSelectionData *selection_data );
227 gboolean row_drop_possible( GtkTreeDragDest *drag_dest, GtkTreePath *dest_path,
228 GtkSelectionData *selection_data );
229
230 // notifactions from wxDataViewModel
231 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
232 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
233 bool ItemChanged( const wxDataViewItem &item );
234 bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
235 bool Cleared();
236 bool BeforeReset();
237 bool AfterReset();
238 void Resort();
239
240 // sorting interface
241 void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
242 GtkSortType GetSortOrder() const { return m_sort_order; }
243
244 void SetSortColumn( int column ) { m_sort_column = column; }
245 int GetSortColumn() const { return m_sort_column; }
246
247 void SetDataViewSortColumn( wxDataViewColumn *column ) { m_dataview_sort_column = column; }
248 wxDataViewColumn *GetDataViewSortColumn() { return m_dataview_sort_column; }
249
250 bool IsSorted() { return (m_sort_column >= 0); }
251
252 // accessors
253 wxDataViewModel* GetDataViewModel() { return m_wx_model; }
254 const wxDataViewModel* GetDataViewModel() const { return m_wx_model; }
255 wxDataViewCtrl* GetOwner() { return m_owner; }
256 GtkWxTreeModel* GetGtkModel() { return m_gtk_model; }
257
258 // item can be deleted already in the model
259 int GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item );
260
261 virtual void OnInternalIdle();
262
263protected:
264 void InitTree();
265 void ScheduleRefresh();
266
267 wxGtkTreeModelNode *FindNode( const wxDataViewItem &item );
268 wxGtkTreeModelNode *FindNode( GtkTreeIter *iter );
269 wxGtkTreeModelNode *FindParentNode( const wxDataViewItem &item );
270 wxGtkTreeModelNode *FindParentNode( GtkTreeIter *iter );
271 void BuildBranch( wxGtkTreeModelNode *branch );
272
273private:
274 wxGtkTreeModelNode *m_root;
275 wxDataViewModel *m_wx_model;
276 GtkWxTreeModel *m_gtk_model;
277 wxDataViewCtrl *m_owner;
278 GtkSortType m_sort_order;
279 wxDataViewColumn *m_dataview_sort_column;
280 int m_sort_column;
281
282 GtkTargetEntry m_dragSourceTargetEntry;
283 wxCharBuffer m_dragSourceTargetEntryTarget;
284 wxDataObject *m_dragDataObject;
285
286 GtkTargetEntry m_dropTargetTargetEntry;
287 wxCharBuffer m_dropTargetTargetEntryTarget;
288 wxDataObject *m_dropDataObject;
289
290 wxGtkDataViewModelNotifier *m_notifier;
291
292 bool m_dirty;
293};
294
295
296//-----------------------------------------------------------------------------
297// wxGtkTreeModelNode
298//-----------------------------------------------------------------------------
299
300static
301int LINKAGEMODE wxGtkTreeModelChildCmp( void** id1, void** id2 )
302{
303 int ret = gs_internal->GetDataViewModel()->Compare( *id1, *id2,
304 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
305
306 return ret;
307}
308
309WX_DEFINE_ARRAY_PTR( wxGtkTreeModelNode*, wxGtkTreeModelNodes );
310WX_DEFINE_ARRAY_PTR( void*, wxGtkTreeModelChildren );
311
312class wxGtkTreeModelNode
313{
314public:
315 wxGtkTreeModelNode( wxGtkTreeModelNode* parent, const wxDataViewItem &item,
316 wxDataViewCtrlInternal *internal )
317 {
318 m_parent = parent;
319 m_item = item;
320 m_internal = internal;
321 }
322
323 ~wxGtkTreeModelNode()
324 {
325 size_t count = m_nodes.GetCount();
326 size_t i;
327 for (i = 0; i < count; i++)
328 {
329 wxGtkTreeModelNode *child = m_nodes.Item( i );
330 delete child;
331 }
332 }
333
334 unsigned int AddNode( wxGtkTreeModelNode* child )
335 {
336 m_nodes.Add( child );
337
338 void *id = child->GetItem().GetID();
339
340 m_children.Add( id );
341
342 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
343 {
344 gs_internal = m_internal;
345 m_children.Sort( &wxGtkTreeModelChildCmp );
346 return m_children.Index( id );
347 }
348
349 return m_children.GetCount()-1;
350 }
351
352 unsigned int AddLeave( void* id )
353 {
354 m_children.Add( id );
355
356 if (m_internal->IsSorted() || m_internal->GetDataViewModel()->HasDefaultCompare())
357 {
358 gs_internal = m_internal;
359 m_children.Sort( &wxGtkTreeModelChildCmp );
360 return m_children.Index( id );
361 }
362
363 return m_children.GetCount()-1;
364 }
365
366 void DeleteChild( void* id )
367 {
368 m_children.Remove( id );
369
370 unsigned int count = m_nodes.GetCount();
371 unsigned int pos;
372 for (pos = 0; pos < count; pos++)
373 {
374 wxGtkTreeModelNode *node = m_nodes.Item( pos );
375 if (node->GetItem().GetID() == id)
376 {
377 m_nodes.RemoveAt( pos );
378 delete node;
379 break;
380 }
381 }
382 }
383
384 wxGtkTreeModelNode* GetParent()
385 { return m_parent; }
386 wxGtkTreeModelNodes &GetNodes()
387 { return m_nodes; }
388 wxGtkTreeModelChildren &GetChildren()
389 { return m_children; }
390
391 unsigned int GetChildCount() const { return m_children.GetCount(); }
392 unsigned int GetNodesCount() const { return m_nodes.GetCount(); }
393
394 wxDataViewItem &GetItem() { return m_item; }
395 wxDataViewCtrlInternal *GetInternal() { return m_internal; }
396
397 void Resort();
398
399private:
400 wxGtkTreeModelNode *m_parent;
401 wxGtkTreeModelNodes m_nodes;
402 wxGtkTreeModelChildren m_children;
403 wxDataViewItem m_item;
404 wxDataViewCtrlInternal *m_internal;
405};
406
407
408//-----------------------------------------------------------------------------
409// data
410//-----------------------------------------------------------------------------
411
412extern bool g_blockEventsOnDrag;
413
414//-----------------------------------------------------------------------------
415// define new GTK+ class wxGtkTreeModel
416//-----------------------------------------------------------------------------
417
418extern "C" {
419
420#define GTK_TYPE_WX_TREE_MODEL (gtk_wx_tree_model_get_type ())
421#define GTK_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModel))
422#define GTK_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
423#define GTK_IS_WX_TREE_MODEL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_TREE_MODEL))
424#define GTK_IS_WX_TREE_MODEL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_TREE_MODEL))
425#define GTK_WX_TREE_MODEL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_TREE_MODEL, GtkWxTreeModelClass))
426
427GType gtk_wx_tree_model_get_type (void);
428
429typedef struct _GtkWxTreeModelClass GtkWxTreeModelClass;
430
431struct _GtkWxTreeModel
432{
433 GObject parent;
434
435 /*< private >*/
436 gint stamp;
437 wxDataViewCtrlInternal *internal;
438};
439
440struct _GtkWxTreeModelClass
441{
442 GObjectClass list_parent_class;
443};
444
445static GtkWxTreeModel *wxgtk_tree_model_new (void);
446static void wxgtk_tree_model_init (GtkWxTreeModel *tree_model);
447static void wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass);
448
449static void wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface);
450static void wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface);
451static void wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface);
452static void wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface);
453
454static void wxgtk_tree_model_finalize (GObject *object);
455static GtkTreeModelFlags wxgtk_tree_model_get_flags (GtkTreeModel *tree_model);
456static gint wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model);
457static GType wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
458 gint index);
459static gboolean wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
460 GtkTreeIter *iter,
461 GtkTreePath *path);
462static GtkTreePath *wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
463 GtkTreeIter *iter);
464static void wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
465 GtkTreeIter *iter,
466 gint column,
467 GValue *value);
468static gboolean wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
469 GtkTreeIter *iter);
470static gboolean wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
471 GtkTreeIter *iter,
472 GtkTreeIter *parent);
473static gboolean wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
474 GtkTreeIter *iter);
475static gint wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
476 GtkTreeIter *iter);
477static gboolean wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
478 GtkTreeIter *iter,
479 GtkTreeIter *parent,
480 gint n);
481static gboolean wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
482 GtkTreeIter *iter,
483 GtkTreeIter *child);
484
485/* sortable */
486static gboolean wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
487 gint *sort_column_id,
488 GtkSortType *order);
489static void wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
490 gint sort_column_id,
491 GtkSortType order);
492static void wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
493 gint sort_column_id,
494 GtkTreeIterCompareFunc func,
495 gpointer data,
496 GDestroyNotify destroy);
497static void wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
498 GtkTreeIterCompareFunc func,
499 gpointer data,
500 GDestroyNotify destroy);
501static gboolean wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable);
502
503/* drag'n'drop */
504static gboolean wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
505 GtkTreePath *path);
506static gboolean wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
507 GtkTreePath *path);
508static gboolean wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
509 GtkTreePath *path,
510 GtkSelectionData *selection_data);
511static gboolean wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
512 GtkTreePath *dest,
513 GtkSelectionData *selection_data);
514static gboolean wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
515 GtkTreePath *dest_path,
516 GtkSelectionData *selection_data);
517
518
519static GObjectClass *list_parent_class = NULL;
520
521GType
522gtk_wx_tree_model_get_type (void)
523{
524 static GType tree_model_type = 0;
525
526 if (!tree_model_type)
527 {
528 const GTypeInfo tree_model_info =
529 {
530 sizeof (GtkWxTreeModelClass),
531 NULL, /* base_init */
532 NULL, /* base_finalize */
533 (GClassInitFunc) wxgtk_tree_model_class_init,
534 NULL, /* class_finalize */
535 NULL, /* class_data */
536 sizeof (GtkWxTreeModel),
537 0,
538 (GInstanceInitFunc) wxgtk_tree_model_init,
539 };
540
541 static const GInterfaceInfo tree_model_iface_info =
542 {
543 (GInterfaceInitFunc) wxgtk_tree_model_tree_model_init,
544 NULL,
545 NULL
546 };
547
548 static const GInterfaceInfo sortable_iface_info =
549 {
550 (GInterfaceInitFunc) wxgtk_tree_model_sortable_init,
551 NULL,
552 NULL
553 };
554
555 static const GInterfaceInfo drag_source_iface_info =
556 {
557 (GInterfaceInitFunc) wxgtk_tree_model_drag_source_init,
558 NULL,
559 NULL
560 };
561
562 static const GInterfaceInfo drag_dest_iface_info =
563 {
564 (GInterfaceInitFunc) wxgtk_tree_model_drag_dest_init,
565 NULL,
566 NULL
567 };
568
569 tree_model_type = g_type_register_static (G_TYPE_OBJECT, "GtkWxTreeModel",
570 &tree_model_info, (GTypeFlags)0 );
571
572 g_type_add_interface_static (tree_model_type,
573 GTK_TYPE_TREE_MODEL,
574 &tree_model_iface_info);
575 g_type_add_interface_static (tree_model_type,
576 GTK_TYPE_TREE_SORTABLE,
577 &sortable_iface_info);
578 g_type_add_interface_static (tree_model_type,
579 GTK_TYPE_TREE_DRAG_DEST,
580 &drag_dest_iface_info);
581 g_type_add_interface_static (tree_model_type,
582 GTK_TYPE_TREE_DRAG_SOURCE,
583 &drag_source_iface_info);
584 }
585
586 return tree_model_type;
587}
588
589static GtkWxTreeModel *
590wxgtk_tree_model_new(void)
591{
592 GtkWxTreeModel *retval = (GtkWxTreeModel *) g_object_new (GTK_TYPE_WX_TREE_MODEL, NULL);
593 return retval;
594}
595
596static void
597wxgtk_tree_model_class_init (GtkWxTreeModelClass *klass)
598{
599 list_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
600 GObjectClass *object_class = (GObjectClass*) klass;
601 object_class->finalize = wxgtk_tree_model_finalize;
602}
603
604static void
605wxgtk_tree_model_tree_model_init (GtkTreeModelIface *iface)
606{
607 iface->get_flags = wxgtk_tree_model_get_flags;
608 iface->get_n_columns = wxgtk_tree_model_get_n_columns;
609 iface->get_column_type = wxgtk_tree_model_get_column_type;
610 iface->get_iter = wxgtk_tree_model_get_iter;
611 iface->get_path = wxgtk_tree_model_get_path;
612 iface->get_value = wxgtk_tree_model_get_value;
613 iface->iter_next = wxgtk_tree_model_iter_next;
614 iface->iter_children = wxgtk_tree_model_iter_children;
615 iface->iter_has_child = wxgtk_tree_model_iter_has_child;
616 iface->iter_n_children = wxgtk_tree_model_iter_n_children;
617 iface->iter_nth_child = wxgtk_tree_model_iter_nth_child;
618 iface->iter_parent = wxgtk_tree_model_iter_parent;
619}
620
621static void
622wxgtk_tree_model_sortable_init (GtkTreeSortableIface *iface)
623{
624 iface->get_sort_column_id = wxgtk_tree_model_get_sort_column_id;
625 iface->set_sort_column_id = wxgtk_tree_model_set_sort_column_id;
626 iface->set_sort_func = wxgtk_tree_model_set_sort_func;
627 iface->set_default_sort_func = wxgtk_tree_model_set_default_sort_func;
628 iface->has_default_sort_func = wxgtk_tree_model_has_default_sort_func;
629}
630
631static void
632wxgtk_tree_model_drag_source_init(GtkTreeDragSourceIface *iface)
633{
634 iface->row_draggable = wxgtk_tree_model_row_draggable;
635 iface->drag_data_delete = wxgtk_tree_model_drag_data_delete;
636 iface->drag_data_get = wxgtk_tree_model_drag_data_get;
637}
638
639static void
640wxgtk_tree_model_drag_dest_init (GtkTreeDragDestIface *iface)
641{
642 iface->drag_data_received = wxgtk_tree_model_drag_data_received;
643 iface->row_drop_possible = wxgtk_tree_model_row_drop_possible;
644}
645
646static void
647wxgtk_tree_model_init (GtkWxTreeModel *tree_model)
648{
649 tree_model->internal = NULL;
650 tree_model->stamp = g_random_int();
651}
652
653static void
654wxgtk_tree_model_finalize (GObject *object)
655{
656 /* must chain up */
657 (* list_parent_class->finalize) (object);
658}
659
660} // extern "C"
661
662//-----------------------------------------------------------------------------
663// implement callbacks from wxGtkTreeModel class by letting
664// them call the methods of wxWidgets' wxDataViewModel
665//-----------------------------------------------------------------------------
666
667static GtkTreeModelFlags
668wxgtk_tree_model_get_flags (GtkTreeModel *tree_model)
669{
670 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
671 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), (GtkTreeModelFlags)0 );
672
673 return wxtree_model->internal->get_flags();
674}
675
676static gint
677wxgtk_tree_model_get_n_columns (GtkTreeModel *tree_model)
678{
679 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
680 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
681
682 return wxtree_model->internal->GetDataViewModel()->GetColumnCount();
683}
684
685static GType
686wxgtk_tree_model_get_column_type (GtkTreeModel *tree_model,
687 gint index)
688{
689 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
690 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), G_TYPE_INVALID);
691
692 GType gtype = G_TYPE_INVALID;
693
694 wxString wxtype = wxtree_model->internal->GetDataViewModel()->GetColumnType( (unsigned int) index );
695
696 if (wxtype == wxT("string"))
697 gtype = G_TYPE_STRING;
698 else
699 {
700 gtype = G_TYPE_POINTER;
701 // wxFAIL_MSG( wxT("non-string columns not supported for searching yet") );
702 }
703
704 return gtype;
705}
706
707static gboolean
708wxgtk_tree_model_get_iter (GtkTreeModel *tree_model,
709 GtkTreeIter *iter,
710 GtkTreePath *path)
711{
712 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
713 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
714 g_return_val_if_fail (gtk_tree_path_get_depth (path) > 0, FALSE);
715
716 return wxtree_model->internal->get_iter( iter, path );
717}
718
719static GtkTreePath *
720wxgtk_tree_model_get_path (GtkTreeModel *tree_model,
721 GtkTreeIter *iter)
722{
723 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
724 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), NULL);
725 g_return_val_if_fail (iter->stamp == GTK_WX_TREE_MODEL (wxtree_model)->stamp, NULL);
726
727 return wxtree_model->internal->get_path( iter );
728}
729
730static void
731wxgtk_tree_model_get_value (GtkTreeModel *tree_model,
732 GtkTreeIter *iter,
733 gint column,
734 GValue *value)
735{
736 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
737 g_return_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model) );
738
739 wxDataViewModel *model = wxtree_model->internal->GetDataViewModel();
740 wxString mtype = model->GetColumnType( (unsigned int) column );
741 if (mtype == wxT("string"))
742 {
743 wxVariant variant;
744 g_value_init( value, G_TYPE_STRING );
745 wxDataViewItem item( (void*) iter->user_data );
746 model->GetValue( variant, item, (unsigned int) column );
747
748 g_value_set_string( value, variant.GetString().utf8_str() );
749 }
750 else
751 {
752 wxFAIL_MSG( wxT("non-string columns not supported yet") );
753 }
754}
755
756static gboolean
757wxgtk_tree_model_iter_next (GtkTreeModel *tree_model,
758 GtkTreeIter *iter)
759{
760 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
761
762 // This happens when clearing the view by calling .._set_model( NULL );
763 if (iter->stamp == 0) return FALSE;
764
765 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
766 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
767
768 return wxtree_model->internal->iter_next( iter );
769}
770
771static gboolean
772wxgtk_tree_model_iter_children (GtkTreeModel *tree_model,
773 GtkTreeIter *iter,
774 GtkTreeIter *parent)
775{
776 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
777 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
778 if (parent)
779 {
780 g_return_val_if_fail (wxtree_model->stamp == parent->stamp, FALSE);
781 }
782
783 return wxtree_model->internal->iter_children( iter, parent );
784}
785
786static gboolean
787wxgtk_tree_model_iter_has_child (GtkTreeModel *tree_model,
788 GtkTreeIter *iter)
789{
790 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
791 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
792 g_return_val_if_fail (wxtree_model->stamp == iter->stamp, FALSE);
793
794 return wxtree_model->internal->iter_has_child( iter );
795}
796
797static gint
798wxgtk_tree_model_iter_n_children (GtkTreeModel *tree_model,
799 GtkTreeIter *iter)
800{
801 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
802 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), 0);
803 g_return_val_if_fail ( !iter || wxtree_model->stamp == iter->stamp, 0);
804
805 return wxtree_model->internal->iter_n_children( iter );
806}
807
808static gboolean
809wxgtk_tree_model_iter_nth_child (GtkTreeModel *tree_model,
810 GtkTreeIter *iter,
811 GtkTreeIter *parent,
812 gint n)
813{
814 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
815 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
816
817 return wxtree_model->internal->iter_nth_child( iter, parent, n );
818}
819
820static gboolean
821wxgtk_tree_model_iter_parent (GtkTreeModel *tree_model,
822 GtkTreeIter *iter,
823 GtkTreeIter *child)
824{
825 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) tree_model;
826 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
827 g_return_val_if_fail (wxtree_model->stamp == child->stamp, FALSE);
828
829 return wxtree_model->internal->iter_parent( iter, child );
830}
831
832/* drag'n'drop iface */
833static gboolean
834wxgtk_tree_model_row_draggable (GtkTreeDragSource *drag_source,
835 GtkTreePath *path)
836{
837 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
838 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
839
840 return wxtree_model->internal->row_draggable( drag_source, path );
841}
842
843static gboolean
844wxgtk_tree_model_drag_data_delete (GtkTreeDragSource *drag_source,
845 GtkTreePath *path)
846{
847 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
848 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
849
850 return wxtree_model->internal->drag_data_delete( drag_source, path );
851}
852
853static gboolean
854wxgtk_tree_model_drag_data_get (GtkTreeDragSource *drag_source,
855 GtkTreePath *path,
856 GtkSelectionData *selection_data)
857{
858 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_source;
859 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
860
861#if 0
862 wxPrintf( "drag_get_data\n");
863
864 wxGtkString atom_selection(gdk_atom_name(selection_data->selection));
865 wxPrintf( "selection %s\n", wxString::FromAscii(atom_selection) );
866
867 wxGtkString atom_target(gdk_atom_name(selection_data->target));
868 wxPrintf( "target %s\n", wxString::FromAscii(atom_target) );
869
870 wxGtkString atom_type(gdk_atom_name(selection_data->type));
871 wxPrintf( "type %s\n", wxString::FromAscii(atom_type) );
872
873 wxPrintf( "format %d\n", selection_data->format );
874#endif
875
876 return wxtree_model->internal->drag_data_get( drag_source, path, selection_data );
877}
878
879static gboolean
880wxgtk_tree_model_drag_data_received (GtkTreeDragDest *drag_dest,
881 GtkTreePath *dest,
882 GtkSelectionData *selection_data)
883{
884 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
885 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
886
887 return wxtree_model->internal->drag_data_received( drag_dest, dest, selection_data );
888}
889
890static gboolean
891wxgtk_tree_model_row_drop_possible (GtkTreeDragDest *drag_dest,
892 GtkTreePath *dest_path,
893 GtkSelectionData *selection_data)
894{
895 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) drag_dest;
896 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (wxtree_model), FALSE);
897
898 return wxtree_model->internal->row_drop_possible( drag_dest, dest_path, selection_data );
899}
900
901/* sortable iface */
902static gboolean
903wxgtk_tree_model_get_sort_column_id (GtkTreeSortable *sortable,
904 gint *sort_column_id,
905 GtkSortType *order)
906{
907 GtkWxTreeModel *wxtree_model = (GtkWxTreeModel *) sortable;
908
909 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
910
911 if (!wxtree_model->internal->IsSorted())
912 {
913 if (sort_column_id)
914 *sort_column_id = -1;
915
916 return TRUE;
917 }
918
919
920 if (sort_column_id)
921 *sort_column_id = wxtree_model->internal->GetSortColumn();
922
923 if (order)
924 *order = wxtree_model->internal->GetSortOrder();
925
926 return TRUE;
927}
928
929wxDataViewColumn *gs_lastLeftClickHeader = NULL;
930
931static void
932wxgtk_tree_model_set_sort_column_id (GtkTreeSortable *sortable,
933 gint sort_column_id,
934 GtkSortType order)
935{
936 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
937 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
938
939 tree_model->internal->SetDataViewSortColumn( gs_lastLeftClickHeader );
940
941 if ((sort_column_id != (gint) tree_model->internal->GetSortColumn()) ||
942 (order != tree_model->internal->GetSortOrder()))
943 {
944 tree_model->internal->SetSortColumn( sort_column_id );
945 tree_model->internal->SetSortOrder( order );
946
947 gtk_tree_sortable_sort_column_changed (sortable);
948
949 tree_model->internal->GetDataViewModel()->Resort();
950 }
951
952 if (gs_lastLeftClickHeader)
953 {
954 wxDataViewCtrl *dv = tree_model->internal->GetOwner();
955 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
956 event.SetDataViewColumn( gs_lastLeftClickHeader );
957 event.SetModel( dv->GetModel() );
958 dv->HandleWindowEvent( event );
959 }
960
961 gs_lastLeftClickHeader = NULL;
962}
963
964static void
965wxgtk_tree_model_set_sort_func (GtkTreeSortable *sortable,
966 gint WXUNUSED(sort_column_id),
967 GtkTreeIterCompareFunc func,
968 gpointer WXUNUSED(data),
969 GDestroyNotify WXUNUSED(destroy))
970{
971 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
972 g_return_if_fail (func != NULL);
973}
974
975static void
976wxgtk_tree_model_set_default_sort_func (GtkTreeSortable *sortable,
977 GtkTreeIterCompareFunc func,
978 gpointer WXUNUSED(data),
979 GDestroyNotify WXUNUSED(destroy))
980{
981 g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
982 g_return_if_fail (func != NULL);
983
984 //wxPrintf( "wxgtk_tree_model_set_default_sort_func\n" );
985 // TODO: remove this code
986}
987
988static gboolean
989wxgtk_tree_model_has_default_sort_func (GtkTreeSortable *sortable)
990{
991 g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE );
992
993 return FALSE;
994}
995
996//-----------------------------------------------------------------------------
997// define new GTK+ class GtkWxRendererText
998//-----------------------------------------------------------------------------
999
1000extern "C" {
1001
1002#define GTK_TYPE_WX_CELL_RENDERER_TEXT (gtk_wx_cell_renderer_text_get_type ())
1003#define GTK_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererText))
1004#define GTK_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1005#define GTK_IS_WX_CELL_RENDERER_TEXT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1006#define GTK_IS_WX_CELL_RENDERER_TEXT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER_TEXT))
1007#define GTK_WX_CELL_RENDERER_TEXT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER_TEXT, GtkWxCellRendererTextClass))
1008
1009GType gtk_wx_cell_renderer_text_get_type (void);
1010
1011typedef struct _GtkWxCellRendererText GtkWxCellRendererText;
1012typedef struct _GtkWxCellRendererTextClass GtkWxCellRendererTextClass;
1013
1014struct _GtkWxCellRendererText
1015{
1016 GtkCellRendererText parent;
1017
1018 wxDataViewRenderer *wx_renderer;
1019};
1020
1021struct _GtkWxCellRendererTextClass
1022{
1023 GtkCellRendererTextClass cell_parent_class;
1024};
1025
1026
1027static GtkWxCellRendererText *gtk_wx_cell_renderer_text_new (void);
1028static void gtk_wx_cell_renderer_text_init (
1029 GtkWxCellRendererText *cell );
1030static void gtk_wx_cell_renderer_text_class_init(
1031 GtkWxCellRendererTextClass *klass );
1032static void gtk_wx_cell_renderer_text_finalize (
1033 GObject *object );
1034static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1035 GtkCellRenderer *cell,
1036 GdkEvent *event,
1037 GtkWidget *widget,
1038 const gchar *path,
1039 GdkRectangle *background_area,
1040 GdkRectangle *cell_area,
1041 GtkCellRendererState flags );
1042
1043
1044static GObjectClass *text_cell_parent_class = NULL;
1045
1046} // extern "C"
1047
1048GType
1049gtk_wx_cell_renderer_text_get_type (void)
1050{
1051 static GType cell_wx_type = 0;
1052
1053 if (!cell_wx_type)
1054 {
1055 const GTypeInfo cell_wx_info =
1056 {
1057 sizeof (GtkWxCellRendererTextClass),
1058 NULL, /* base_init */
1059 NULL, /* base_finalize */
1060 (GClassInitFunc) gtk_wx_cell_renderer_text_class_init,
1061 NULL, /* class_finalize */
1062 NULL, /* class_data */
1063 sizeof (GtkWxCellRendererText),
1064 0, /* n_preallocs */
1065 (GInstanceInitFunc) gtk_wx_cell_renderer_text_init,
1066 };
1067
1068 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER_TEXT,
1069 "GtkWxCellRendererText", &cell_wx_info, (GTypeFlags)0 );
1070 }
1071
1072 return cell_wx_type;
1073}
1074
1075static void
1076gtk_wx_cell_renderer_text_init (GtkWxCellRendererText *cell)
1077{
1078 cell->wx_renderer = NULL;
1079}
1080
1081static void
1082gtk_wx_cell_renderer_text_class_init (GtkWxCellRendererTextClass *klass)
1083{
1084 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1085 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1086
1087 text_cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1088
1089 object_class->finalize = gtk_wx_cell_renderer_text_finalize;
1090
1091 cell_class->start_editing = gtk_wx_cell_renderer_text_start_editing;
1092}
1093
1094static void
1095gtk_wx_cell_renderer_text_finalize (GObject *object)
1096{
1097 /* must chain up */
1098 (* G_OBJECT_CLASS (text_cell_parent_class)->finalize) (object);
1099}
1100
1101GtkWxCellRendererText*
1102gtk_wx_cell_renderer_text_new (void)
1103{
1104 return (GtkWxCellRendererText*) g_object_new (GTK_TYPE_WX_CELL_RENDERER_TEXT, NULL);
1105}
1106
1107static GtkCellEditable *gtk_wx_cell_renderer_text_start_editing(
1108 GtkCellRenderer *gtk_renderer,
1109 GdkEvent *gdk_event,
1110 GtkWidget *widget,
1111 const gchar *path,
1112 GdkRectangle *background_area,
1113 GdkRectangle *cell_area,
1114 GtkCellRendererState flags )
1115{
1116 GtkWxCellRendererText *wxgtk_renderer = (GtkWxCellRendererText *) gtk_renderer;
1117 wxDataViewRenderer *wx_renderer = wxgtk_renderer->wx_renderer;
1118 wxDataViewColumn *column = wx_renderer->GetOwner();
1119
1120 wxDataViewItem
1121 item(column->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1122
1123 wxDataViewCtrl *dv = column->GetOwner();
1124 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING, dv->GetId() );
1125 event.SetDataViewColumn( column );
1126 event.SetModel( dv->GetModel() );
1127 event.SetColumn( column->GetModelColumn() );
1128 event.SetItem( item );
1129 dv->HandleWindowEvent( event );
1130
1131 if (event.IsAllowed())
1132 return GTK_CELL_RENDERER_CLASS(text_cell_parent_class)->
1133 start_editing( gtk_renderer, gdk_event, widget, path, background_area, cell_area, flags );
1134 else
1135 return NULL;
1136}
1137
1138//-----------------------------------------------------------------------------
1139// define new GTK+ class GtkWxCellRenderer
1140//-----------------------------------------------------------------------------
1141
1142extern "C" {
1143
1144#define GTK_TYPE_WX_CELL_RENDERER (gtk_wx_cell_renderer_get_type ())
1145#define GTK_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRenderer))
1146#define GTK_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1147#define GTK_IS_WX_CELL_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_WX_CELL_RENDERER))
1148#define GTK_IS_WX_CELL_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_WX_CELL_RENDERER))
1149#define GTK_WX_CELL_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_WX_CELL_RENDERER, GtkWxCellRendererClass))
1150
1151GType gtk_wx_cell_renderer_get_type (void);
1152
1153typedef struct _GtkWxCellRenderer GtkWxCellRenderer;
1154typedef struct _GtkWxCellRendererClass GtkWxCellRendererClass;
1155
1156struct _GtkWxCellRenderer
1157{
1158 GtkCellRenderer parent;
1159
1160 /*< private >*/
1161 wxDataViewCustomRenderer *cell;
1162 guint32 last_click;
1163};
1164
1165struct _GtkWxCellRendererClass
1166{
1167 GtkCellRendererClass cell_parent_class;
1168};
1169
1170
1171static GtkCellRenderer *gtk_wx_cell_renderer_new (void);
1172static void gtk_wx_cell_renderer_init (
1173 GtkWxCellRenderer *cell );
1174static void gtk_wx_cell_renderer_class_init(
1175 GtkWxCellRendererClass *klass );
1176static void gtk_wx_cell_renderer_finalize (
1177 GObject *object );
1178static void gtk_wx_cell_renderer_get_size (
1179 GtkCellRenderer *cell,
1180 GtkWidget *widget,
1181 GdkRectangle *rectangle,
1182 gint *x_offset,
1183 gint *y_offset,
1184 gint *width,
1185 gint *height );
1186static void gtk_wx_cell_renderer_render (
1187 GtkCellRenderer *cell,
1188 GdkWindow *window,
1189 GtkWidget *widget,
1190 GdkRectangle *background_area,
1191 GdkRectangle *cell_area,
1192 GdkRectangle *expose_area,
1193 GtkCellRendererState flags );
1194static gboolean gtk_wx_cell_renderer_activate(
1195 GtkCellRenderer *cell,
1196 GdkEvent *event,
1197 GtkWidget *widget,
1198 const gchar *path,
1199 GdkRectangle *background_area,
1200 GdkRectangle *cell_area,
1201 GtkCellRendererState flags );
1202static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1203 GtkCellRenderer *cell,
1204 GdkEvent *event,
1205 GtkWidget *widget,
1206 const gchar *path,
1207 GdkRectangle *background_area,
1208 GdkRectangle *cell_area,
1209 GtkCellRendererState flags );
1210
1211
1212static GObjectClass *cell_parent_class = NULL;
1213
1214} // extern "C"
1215
1216GType
1217gtk_wx_cell_renderer_get_type (void)
1218{
1219 static GType cell_wx_type = 0;
1220
1221 if (!cell_wx_type)
1222 {
1223 const GTypeInfo cell_wx_info =
1224 {
1225 sizeof (GtkWxCellRendererClass),
1226 NULL, /* base_init */
1227 NULL, /* base_finalize */
1228 (GClassInitFunc) gtk_wx_cell_renderer_class_init,
1229 NULL, /* class_finalize */
1230 NULL, /* class_data */
1231 sizeof (GtkWxCellRenderer),
1232 0, /* n_preallocs */
1233 (GInstanceInitFunc) gtk_wx_cell_renderer_init,
1234 };
1235
1236 cell_wx_type = g_type_register_static( GTK_TYPE_CELL_RENDERER,
1237 "GtkWxCellRenderer", &cell_wx_info, (GTypeFlags)0 );
1238 }
1239
1240 return cell_wx_type;
1241}
1242
1243static void
1244gtk_wx_cell_renderer_init (GtkWxCellRenderer *cell)
1245{
1246 cell->cell = NULL;
1247 cell->last_click = 0;
1248}
1249
1250static void
1251gtk_wx_cell_renderer_class_init (GtkWxCellRendererClass *klass)
1252{
1253 GObjectClass *object_class = G_OBJECT_CLASS (klass);
1254 GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (klass);
1255
1256 cell_parent_class = (GObjectClass*) g_type_class_peek_parent (klass);
1257
1258 object_class->finalize = gtk_wx_cell_renderer_finalize;
1259
1260 cell_class->get_size = gtk_wx_cell_renderer_get_size;
1261 cell_class->render = gtk_wx_cell_renderer_render;
1262 cell_class->activate = gtk_wx_cell_renderer_activate;
1263 cell_class->start_editing = gtk_wx_cell_renderer_start_editing;
1264}
1265
1266static void
1267gtk_wx_cell_renderer_finalize (GObject *object)
1268{
1269 /* must chain up */
1270 (* G_OBJECT_CLASS (cell_parent_class)->finalize) (object);
1271}
1272
1273GtkCellRenderer*
1274gtk_wx_cell_renderer_new (void)
1275{
1276 return (GtkCellRenderer*) g_object_new (GTK_TYPE_WX_CELL_RENDERER, NULL);
1277}
1278
1279static GtkCellEditable *gtk_wx_cell_renderer_start_editing(
1280 GtkCellRenderer *renderer,
1281 GdkEvent *WXUNUSED(event),
1282 GtkWidget *widget,
1283 const gchar *path,
1284 GdkRectangle *WXUNUSED(background_area),
1285 GdkRectangle *cell_area,
1286 GtkCellRendererState WXUNUSED(flags) )
1287{
1288 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1289 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1290
1291 // Renderer doesn't support in-place editing
1292 if (!cell->HasEditorCtrl())
1293 return NULL;
1294
1295 // An in-place editing control is still around
1296 if (cell->GetEditorCtrl())
1297 return NULL;
1298
1299 GdkRectangle rect;
1300 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1301 &rect.x,
1302 &rect.y,
1303 &rect.width,
1304 &rect.height);
1305
1306 rect.x += cell_area->x;
1307 rect.y += cell_area->y;
1308// rect.width -= renderer->xpad * 2;
1309// rect.height -= renderer->ypad * 2;
1310
1311// wxRect renderrect(wxRectFromGDKRect(&rect));
1312 wxRect renderrect(wxRectFromGDKRect(cell_area));
1313
1314 wxDataViewItem
1315 item(cell->GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(path)));
1316
1317 cell->StartEditing( item, renderrect );
1318
1319 return NULL;
1320}
1321
1322static void
1323gtk_wx_cell_renderer_get_size (GtkCellRenderer *renderer,
1324 GtkWidget *WXUNUSED(widget),
1325 GdkRectangle *cell_area,
1326 gint *x_offset,
1327 gint *y_offset,
1328 gint *width,
1329 gint *height)
1330{
1331 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1332 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1333
1334 wxSize size = cell->GetSize();
1335
1336 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1337
1338 // Uniform row height, if specified, overrides the value returned by the
1339 // renderer.
1340 if ( !ctrl->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
1341 {
1342 const int uniformHeight = ctrl->GTKGetUniformRowHeight();
1343 if ( uniformHeight > 0 )
1344 size.y = uniformHeight;
1345 }
1346
1347 int xpad, ypad;
1348 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1349 int calc_width = xpad * 2 + size.x;
1350 int calc_height = ypad * 2 + size.y;
1351
1352 if (x_offset)
1353 *x_offset = 0;
1354 if (y_offset)
1355 *y_offset = 0;
1356
1357 if (cell_area && size.x > 0 && size.y > 0)
1358 {
1359 float xalign, yalign;
1360 gtk_cell_renderer_get_alignment(renderer, &xalign, &yalign);
1361 if (x_offset)
1362 {
1363 *x_offset = int(xalign * (cell_area->width - calc_width - 2 * xpad));
1364 *x_offset = MAX(*x_offset, 0) + xpad;
1365 }
1366 if (y_offset)
1367 {
1368 *y_offset = int(yalign * (cell_area->height - calc_height - 2 * ypad));
1369 *y_offset = MAX(*y_offset, 0) + ypad;
1370 }
1371 }
1372
1373 if (width)
1374 *width = calc_width;
1375
1376 if (height)
1377 *height = calc_height;
1378}
1379
1380static void
1381gtk_wx_cell_renderer_render (GtkCellRenderer *renderer,
1382 GdkWindow *window,
1383 GtkWidget *widget,
1384 GdkRectangle *background_area,
1385 GdkRectangle *cell_area,
1386 GdkRectangle *expose_area,
1387 GtkCellRendererState flags)
1388
1389{
1390 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1391 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1392
1393 cell->GTKStashRenderParams(window, widget,
1394 background_area, expose_area, flags);
1395
1396 wxRect rect(wxRectFromGDKRect(cell_area));
1397 int xpad, ypad;
1398 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1399 rect = rect.Deflate(xpad, ypad);
1400
1401 wxWindowDC* dc = (wxWindowDC*) cell->GetDC();
1402 wxWindowDCImpl *impl = (wxWindowDCImpl *) dc->GetImpl();
1403
1404 // Reinitialize wxWindowDC's GDK window if drawing occurs into a different
1405 // window such as a DnD drop window.
1406 if (window != impl->m_gdkwindow)
1407 {
1408 impl->Destroy();
1409 impl->m_gdkwindow = window;
1410 impl->SetUpDC();
1411 }
1412
1413 int state = 0;
1414 if (flags & GTK_CELL_RENDERER_SELECTED)
1415 state |= wxDATAVIEW_CELL_SELECTED;
1416 if (flags & GTK_CELL_RENDERER_PRELIT)
1417 state |= wxDATAVIEW_CELL_PRELIT;
1418 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1419 state |= wxDATAVIEW_CELL_INSENSITIVE;
1420 if (flags & GTK_CELL_RENDERER_INSENSITIVE)
1421 state |= wxDATAVIEW_CELL_INSENSITIVE;
1422 if (flags & GTK_CELL_RENDERER_FOCUSED)
1423 state |= wxDATAVIEW_CELL_FOCUSED;
1424 cell->WXCallRender( rect, dc, state );
1425}
1426
1427static gboolean
1428gtk_wx_cell_renderer_activate(
1429 GtkCellRenderer *renderer,
1430 GdkEvent *event,
1431 GtkWidget *widget,
1432 const gchar *path,
1433 GdkRectangle *WXUNUSED(background_area),
1434 GdkRectangle *cell_area,
1435 GtkCellRendererState WXUNUSED(flags) )
1436{
1437 GtkWxCellRenderer *wxrenderer = (GtkWxCellRenderer *) renderer;
1438 wxDataViewCustomRenderer *cell = wxrenderer->cell;
1439
1440 GdkRectangle rect;
1441 gtk_wx_cell_renderer_get_size (renderer, widget, cell_area,
1442 &rect.x,
1443 &rect.y,
1444 &rect.width,
1445 &rect.height);
1446
1447 rect.x += cell_area->x;
1448 rect.y += cell_area->y;
1449 int xpad, ypad;
1450 gtk_cell_renderer_get_padding(renderer, &xpad, &ypad);
1451 rect.width -= xpad * 2;
1452 rect.height -= ypad * 2;
1453
1454 wxRect renderrect(wxRectFromGDKRect(&rect));
1455
1456 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
1457 wxDataViewModel *model = ctrl->GetModel();
1458
1459 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
1460
1461 unsigned int model_col = cell->GetOwner()->GetModelColumn();
1462
1463 if (!event)
1464 {
1465 bool ret = false;
1466
1467 // activated by <ENTER>
1468 if (cell->Activate( renderrect, model, item, model_col ))
1469 ret = true;
1470
1471 return ret;
1472 }
1473 else if (event->type == GDK_BUTTON_PRESS)
1474 {
1475 GdkEventButton *button_event = (GdkEventButton*) event;
1476 wxPoint pt( ((int) button_event->x) - renderrect.x,
1477 ((int) button_event->y) - renderrect.y );
1478
1479 bool ret = false;
1480 if (button_event->button == 1)
1481 {
1482 if (cell->LeftClick( pt, renderrect, model, item, model_col ))
1483 ret = true;
1484 // TODO: query system double-click time
1485 if (button_event->time - wxrenderer->last_click < 400)
1486 if (cell->Activate( renderrect, model, item, model_col ))
1487 ret = true;
1488 }
1489 wxrenderer->last_click = button_event->time;
1490
1491 return ret;
1492 }
1493
1494 return false;
1495}
1496
1497// ---------------------------------------------------------
1498// wxGtkDataViewModelNotifier
1499// ---------------------------------------------------------
1500
1501class wxGtkDataViewModelNotifier: public wxDataViewModelNotifier
1502{
1503public:
1504 wxGtkDataViewModelNotifier( wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal );
1505 ~wxGtkDataViewModelNotifier();
1506
1507 virtual bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
1508 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
1509 virtual bool ItemChanged( const wxDataViewItem &item );
1510 virtual bool ValueChanged( const wxDataViewItem &item, unsigned int model_column );
1511 virtual bool Cleared();
1512 virtual void Resort();
1513 virtual bool BeforeReset();
1514 virtual bool AfterReset();
1515
1516 void UpdateLastCount();
1517
1518private:
1519 wxDataViewModel *m_wx_model;
1520 wxDataViewCtrlInternal *m_internal;
1521};
1522
1523// ---------------------------------------------------------
1524// wxGtkDataViewListModelNotifier
1525// ---------------------------------------------------------
1526
1527wxGtkDataViewModelNotifier::wxGtkDataViewModelNotifier(
1528 wxDataViewModel *wx_model, wxDataViewCtrlInternal *internal )
1529{
1530 m_wx_model = wx_model;
1531 m_internal = internal;
1532}
1533
1534wxGtkDataViewModelNotifier::~wxGtkDataViewModelNotifier()
1535{
1536 m_wx_model = NULL;
1537 m_internal = NULL;
1538}
1539
1540bool wxGtkDataViewModelNotifier::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
1541{
1542 m_internal->ItemAdded( parent, item );
1543 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1544
1545 GtkTreeIter iter;
1546 iter.stamp = wxgtk_model->stamp;
1547 iter.user_data = item.GetID();
1548
1549 wxGtkTreePath path(wxgtk_tree_model_get_path(
1550 GTK_TREE_MODEL(wxgtk_model), &iter ));
1551 gtk_tree_model_row_inserted(
1552 GTK_TREE_MODEL(wxgtk_model), path, &iter);
1553
1554 return true;
1555}
1556
1557bool wxGtkDataViewModelNotifier::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
1558{
1559 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1560#if 0
1561 // using _get_path for a deleted item cannot be
1562 // a good idea
1563 GtkTreeIter iter;
1564 iter.stamp = wxgtk_model->stamp;
1565 iter.user_data = (gpointer) item.GetID();
1566 wxGtkTreePath path(wxgtk_tree_model_get_path(
1567 GTK_TREE_MODEL(wxgtk_model), &iter ));
1568#else
1569 // so get the path from the parent
1570 GtkTreeIter iter;
1571 iter.stamp = wxgtk_model->stamp;
1572 iter.user_data = (gpointer) parent.GetID();
1573 wxGtkTreePath path(wxgtk_tree_model_get_path(
1574 GTK_TREE_MODEL(wxgtk_model), &iter ));
1575 // and add the final index ourselves
1576 int index = m_internal->GetIndexOf( parent, item );
1577 gtk_tree_path_append_index( path, index );
1578#endif
1579
1580 gtk_tree_model_row_deleted(
1581 GTK_TREE_MODEL(wxgtk_model), path );
1582
1583 m_internal->ItemDeleted( parent, item );
1584
1585 return true;
1586}
1587
1588void wxGtkDataViewModelNotifier::Resort()
1589{
1590 m_internal->Resort();
1591}
1592
1593bool wxGtkDataViewModelNotifier::ItemChanged( const wxDataViewItem &item )
1594{
1595 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1596
1597 GtkTreeIter iter;
1598 iter.stamp = wxgtk_model->stamp;
1599 iter.user_data = (gpointer) item.GetID();
1600
1601 wxGtkTreePath path(wxgtk_tree_model_get_path(
1602 GTK_TREE_MODEL(wxgtk_model), &iter ));
1603 gtk_tree_model_row_changed(
1604 GTK_TREE_MODEL(wxgtk_model), path, &iter );
1605
1606 m_internal->ItemChanged( item );
1607
1608 return true;
1609}
1610
1611bool wxGtkDataViewModelNotifier::ValueChanged( const wxDataViewItem &item, unsigned int model_column )
1612{
1613 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1614 wxDataViewCtrl *ctrl = m_internal->GetOwner();
1615
1616 // This adds GTK+'s missing MVC logic for ValueChanged
1617 unsigned int index;
1618 for (index = 0; index < ctrl->GetColumnCount(); index++)
1619 {
1620 wxDataViewColumn *column = ctrl->GetColumn( index );
1621 if (column->GetModelColumn() == model_column)
1622 {
1623 GtkTreeView *widget = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
1624 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
1625
1626 // Get cell area
1627 GtkTreeIter iter;
1628 iter.stamp = wxgtk_model->stamp;
1629 iter.user_data = (gpointer) item.GetID();
1630 wxGtkTreePath path(wxgtk_tree_model_get_path(
1631 GTK_TREE_MODEL(wxgtk_model), &iter ));
1632 GdkRectangle cell_area;
1633 gtk_tree_view_get_cell_area( widget, path, gcolumn, &cell_area );
1634
1635 GtkAdjustment* hadjust = gtk_tree_view_get_hadjustment( widget );
1636 double d = gtk_adjustment_get_value( hadjust );
1637 int xdiff = (int) d;
1638
1639 int ydiff = gcolumn->button->allocation.height;
1640 // Redraw
1641 gtk_widget_queue_draw_area( GTK_WIDGET(widget),
1642 cell_area.x - xdiff, ydiff + cell_area.y, cell_area.width, cell_area.height );
1643
1644 m_internal->ValueChanged( item, model_column );
1645
1646 return true;
1647 }
1648 }
1649
1650 return false;
1651}
1652
1653bool wxGtkDataViewModelNotifier::BeforeReset()
1654{
1655 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1656 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), NULL );
1657
1658 return true;
1659}
1660
1661bool wxGtkDataViewModelNotifier::AfterReset()
1662{
1663 GtkWidget *treeview = m_internal->GetOwner()->GtkGetTreeView();
1664 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1665
1666 m_internal->Cleared();
1667
1668 gtk_tree_view_set_model( GTK_TREE_VIEW(treeview), GTK_TREE_MODEL(wxgtk_model) );
1669
1670 return true;
1671}
1672
1673bool wxGtkDataViewModelNotifier::Cleared()
1674{
1675 GtkWxTreeModel *wxgtk_model = m_internal->GetGtkModel();
1676
1677 // There is no call to tell the model that everything
1678 // has been deleted so call row_deleted() for every
1679 // child of root...
1680
1681 int count = m_internal->iter_n_children( NULL ); // number of children of root
1682
1683 GtkTreePath *path = gtk_tree_path_new_first(); // points to root
1684
1685 int i;
1686 for (i = 0; i < count; i++)
1687 gtk_tree_model_row_deleted( GTK_TREE_MODEL(wxgtk_model), path );
1688
1689 gtk_tree_path_free( path );
1690
1691 m_internal->Cleared();
1692
1693 return true;
1694}
1695
1696// ---------------------------------------------------------
1697// wxDataViewRenderer
1698// ---------------------------------------------------------
1699
1700static gpointer s_user_data = NULL;
1701
1702static void
1703wxgtk_cell_editable_editing_done( GtkCellEditable *WXUNUSED(editable),
1704 wxDataViewRenderer *wxrenderer )
1705{
1706 wxDataViewColumn *column = wxrenderer->GetOwner();
1707 wxDataViewCtrl *dv = column->GetOwner();
1708 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, dv->GetId() );
1709 event.SetDataViewColumn( column );
1710 event.SetModel( dv->GetModel() );
1711 wxDataViewItem item( s_user_data );
1712 event.SetItem( item );
1713 dv->HandleWindowEvent( event );
1714}
1715
1716static void
1717wxgtk_renderer_editing_started( GtkCellRenderer *WXUNUSED(cell), GtkCellEditable *editable,
1718 gchar *path, wxDataViewRenderer *wxrenderer )
1719{
1720 if (!editable)
1721 return;
1722
1723 wxDataViewColumn *column = wxrenderer->GetOwner();
1724 wxDataViewCtrl *dv = column->GetOwner();
1725 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, dv->GetId() );
1726 event.SetDataViewColumn( column );
1727 event.SetModel( dv->GetModel() );
1728 wxDataViewItem item(dv->GTKPathToItem(wxGtkTreePath(path)));
1729 event.SetItem( item );
1730 dv->HandleWindowEvent( event );
1731
1732 if (GTK_IS_CELL_EDITABLE(editable))
1733 {
1734 s_user_data = item.GetID();
1735
1736 g_signal_connect (GTK_CELL_EDITABLE (editable), "editing_done",
1737 G_CALLBACK (wxgtk_cell_editable_editing_done),
1738 (gpointer) wxrenderer );
1739
1740 }
1741}
1742
1743
1744IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
1745
1746wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode,
1747 int align ) :
1748 wxDataViewRendererBase( varianttype, mode, align )
1749{
1750 m_renderer = NULL;
1751 m_mode = mode;
1752
1753 // we haven't changed them yet
1754 m_usingDefaultAttrs = true;
1755
1756 // NOTE: SetMode() and SetAlignment() needs to be called in the renderer's ctor,
1757 // after the m_renderer pointer has been initialized
1758}
1759
1760void wxDataViewRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
1761{
1762 gtk_tree_view_column_pack_end( column, m_renderer, TRUE /* expand */);
1763}
1764
1765void wxDataViewRenderer::GtkInitHandlers()
1766{
1767 if (!gtk_check_version(2,6,0))
1768 {
1769 g_signal_connect (GTK_CELL_RENDERER(m_renderer), "editing_started",
1770 G_CALLBACK (wxgtk_renderer_editing_started),
1771 this);
1772 }
1773}
1774
1775void wxDataViewRenderer::SetMode( wxDataViewCellMode mode )
1776{
1777 GtkCellRendererMode gtkMode;
1778 switch (mode)
1779 {
1780 case wxDATAVIEW_CELL_INERT:
1781 gtkMode = GTK_CELL_RENDERER_MODE_INERT;
1782 break;
1783
1784 case wxDATAVIEW_CELL_ACTIVATABLE:
1785 gtkMode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
1786 break;
1787
1788 case wxDATAVIEW_CELL_EDITABLE:
1789 gtkMode = GTK_CELL_RENDERER_MODE_EDITABLE;
1790 break;
1791
1792 default:
1793 wxFAIL_MSG( "unknown wxDataViewCellMode value" );
1794 return;
1795 }
1796
1797 m_mode = mode;
1798
1799 // This value is most often ignored in GtkTreeView
1800 GValue gvalue = { 0, };
1801 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
1802 g_value_set_enum( &gvalue, gtkMode );
1803 g_object_set_property( G_OBJECT(m_renderer), "mode", &gvalue );
1804 g_value_unset( &gvalue );
1805}
1806
1807wxDataViewCellMode wxDataViewRenderer::GetMode() const
1808{
1809 wxDataViewCellMode ret;
1810
1811 GValue gvalue;
1812 g_object_get( G_OBJECT(m_renderer), "mode", &gvalue, NULL);
1813
1814 switch (g_value_get_enum(&gvalue))
1815 {
1816 default:
1817 wxFAIL_MSG( "unknown GtkCellRendererMode value" );
1818 // fall through (we have to return something)
1819
1820 case GTK_CELL_RENDERER_MODE_INERT:
1821 ret = wxDATAVIEW_CELL_INERT;
1822 break;
1823
1824 case GTK_CELL_RENDERER_MODE_ACTIVATABLE:
1825 ret = wxDATAVIEW_CELL_ACTIVATABLE;
1826 break;
1827
1828 case GTK_CELL_RENDERER_MODE_EDITABLE:
1829 ret = wxDATAVIEW_CELL_EDITABLE;
1830 break;
1831 }
1832
1833 g_value_unset( &gvalue );
1834
1835 return ret;
1836}
1837
1838void wxDataViewRenderer::GtkUpdateAlignment()
1839{
1840 int align = m_alignment;
1841
1842 // query alignment from column ?
1843 if (align == -1)
1844 {
1845 // None there yet
1846 if (GetOwner() == NULL)
1847 return;
1848
1849 align = GetOwner()->GetAlignment();
1850 align |= wxALIGN_CENTRE_VERTICAL;
1851 }
1852
1853 // horizontal alignment:
1854
1855 gfloat xalign = 0.0;
1856 if (align & wxALIGN_RIGHT)
1857 xalign = 1.0;
1858 else if (align & wxALIGN_CENTER_HORIZONTAL)
1859 xalign = 0.5;
1860
1861 GValue gvalue = { 0, };
1862 g_value_init( &gvalue, G_TYPE_FLOAT );
1863 g_value_set_float( &gvalue, xalign );
1864 g_object_set_property( G_OBJECT(m_renderer), "xalign", &gvalue );
1865 g_value_unset( &gvalue );
1866
1867 // vertical alignment:
1868
1869 gfloat yalign = 0.0;
1870 if (align & wxALIGN_BOTTOM)
1871 yalign = 1.0;
1872 else if (align & wxALIGN_CENTER_VERTICAL)
1873 yalign = 0.5;
1874
1875 GValue gvalue2 = { 0, };
1876 g_value_init( &gvalue2, G_TYPE_FLOAT );
1877 g_value_set_float( &gvalue2, yalign );
1878 g_object_set_property( G_OBJECT(m_renderer), "yalign", &gvalue2 );
1879 g_value_unset( &gvalue2 );
1880}
1881
1882void wxDataViewRenderer::SetAlignment( int align )
1883{
1884 m_alignment = align;
1885 GtkUpdateAlignment();
1886}
1887
1888int wxDataViewRenderer::GetAlignment() const
1889{
1890 return m_alignment;
1891}
1892
1893void wxDataViewRenderer::EnableEllipsize(wxEllipsizeMode mode)
1894{
1895#ifdef __WXGTK26__
1896 if ( gtk_check_version(2, 6, 0) != NULL )
1897 return;
1898
1899 GtkCellRendererText * const rend = GtkGetTextRenderer();
1900 if ( !rend )
1901 return;
1902
1903 // we use the same values in wxEllipsizeMode as PangoEllipsizeMode so we
1904 // can just cast between them
1905 GValue gvalue = { 0, };
1906 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1907 g_value_set_enum( &gvalue, static_cast<PangoEllipsizeMode>(mode) );
1908 g_object_set_property( G_OBJECT(rend), "ellipsize", &gvalue );
1909 g_value_unset( &gvalue );
1910#else // GTK < 2.6
1911 wxUnusedVar(mode);
1912#endif // GTK 2.6/before
1913}
1914
1915wxEllipsizeMode wxDataViewRenderer::GetEllipsizeMode() const
1916{
1917#ifdef __WXGTK26__
1918 if ( gtk_check_version(2, 6, 0) != NULL )
1919 return wxELLIPSIZE_NONE;
1920
1921 GtkCellRendererText * const rend = GtkGetTextRenderer();
1922 if ( !rend )
1923 return wxELLIPSIZE_NONE;
1924
1925 GValue gvalue = { 0, };
1926 g_value_init( &gvalue, PANGO_TYPE_ELLIPSIZE_MODE );
1927 g_object_get_property( G_OBJECT(rend), "ellipsize", &gvalue );
1928 wxEllipsizeMode
1929 mode = static_cast<wxEllipsizeMode>(g_value_get_enum( &gvalue ));
1930 g_value_unset( &gvalue );
1931
1932 return mode;
1933#else // GTK < 2.6
1934 return wxELLIPSIZE_NONE;
1935#endif // GTK 2.6/before
1936}
1937
1938void
1939wxDataViewRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
1940{
1941 wxVariant value(str);
1942 if (!Validate( value ))
1943 return;
1944
1945 wxDataViewItem
1946 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
1947
1948 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
1949}
1950
1951void
1952wxDataViewRenderer::GtkOnCellChanged(const wxVariant& value,
1953 const wxDataViewItem& item,
1954 unsigned col)
1955{
1956 wxDataViewModel *model = GetOwner()->GetOwner()->GetModel();
1957 model->ChangeValue( value, item, col );
1958}
1959
1960// ---------------------------------------------------------
1961// wxDataViewTextRenderer
1962// ---------------------------------------------------------
1963
1964extern "C"
1965{
1966
1967static void wxGtkTextRendererEditedCallback( GtkCellRendererText *WXUNUSED(renderer),
1968 gchar *arg1, gchar *arg2, gpointer user_data )
1969{
1970 wxDataViewRenderer *cell = (wxDataViewRenderer*) user_data;
1971
1972 cell->GtkOnTextEdited(arg1, wxGTK_CONV_BACK_FONT(
1973 arg2, cell->GetOwner()->GetOwner()->GetFont()));
1974}
1975
1976}
1977
1978namespace
1979{
1980
1981// helper function used by wxDataViewTextRenderer and
1982// wxDataViewCustomRenderer::RenderText(): it applies the attributes to the
1983// given text renderer and returns true if anything was done
1984bool GtkApplyAttr(GtkCellRendererText *renderer, const wxDataViewItemAttr& attr)
1985{
1986 bool usingDefaultAttrs = true;
1987 if (attr.HasColour())
1988 {
1989 const GdkColor * const gcol = attr.GetColour().GetColor();
1990
1991 GValue gvalue = { 0, };
1992 g_value_init( &gvalue, GDK_TYPE_COLOR );
1993 g_value_set_boxed( &gvalue, gcol );
1994 g_object_set_property( G_OBJECT(renderer), "foreground_gdk", &gvalue );
1995 g_value_unset( &gvalue );
1996
1997 usingDefaultAttrs = false;
1998 }
1999 else
2000 {
2001 GValue gvalue = { 0, };
2002 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2003 g_value_set_boolean( &gvalue, FALSE );
2004 g_object_set_property( G_OBJECT(renderer), "foreground-set", &gvalue );
2005 g_value_unset( &gvalue );
2006 }
2007
2008 if (attr.GetItalic())
2009 {
2010 GValue gvalue = { 0, };
2011 g_value_init( &gvalue, PANGO_TYPE_STYLE );
2012 g_value_set_enum( &gvalue, PANGO_STYLE_ITALIC );
2013 g_object_set_property( G_OBJECT(renderer), "style", &gvalue );
2014 g_value_unset( &gvalue );
2015
2016 usingDefaultAttrs = false;
2017 }
2018 else
2019 {
2020 GValue gvalue = { 0, };
2021 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2022 g_value_set_boolean( &gvalue, FALSE );
2023 g_object_set_property( G_OBJECT(renderer), "style-set", &gvalue );
2024 g_value_unset( &gvalue );
2025 }
2026
2027
2028 if (attr.GetBold())
2029 {
2030 GValue gvalue = { 0, };
2031 g_value_init( &gvalue, PANGO_TYPE_WEIGHT );
2032 g_value_set_enum( &gvalue, PANGO_WEIGHT_BOLD );
2033 g_object_set_property( G_OBJECT(renderer), "weight", &gvalue );
2034 g_value_unset( &gvalue );
2035
2036 usingDefaultAttrs = false;
2037 }
2038 else
2039 {
2040 GValue gvalue = { 0, };
2041 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2042 g_value_set_boolean( &gvalue, FALSE );
2043 g_object_set_property( G_OBJECT(renderer), "weight-set", &gvalue );
2044 g_value_unset( &gvalue );
2045 }
2046
2047#if 0
2048 if (attr.HasBackgroundColour())
2049 {
2050 wxColour colour = attr.GetBackgroundColour();
2051 const GdkColor * const gcol = colour.GetColor();
2052
2053 GValue gvalue = { 0, };
2054 g_value_init( &gvalue, GDK_TYPE_COLOR );
2055 g_value_set_boxed( &gvalue, gcol );
2056 g_object_set_property( G_OBJECT(renderer), "cell-background_gdk", &gvalue );
2057 g_value_unset( &gvalue );
2058 }
2059 else
2060 {
2061 GValue gvalue = { 0, };
2062 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2063 g_value_set_boolean( &gvalue, FALSE );
2064 g_object_set_property( G_OBJECT(renderer), "cell-background-set", &gvalue );
2065 g_value_unset( &gvalue );
2066 }
2067#endif
2068
2069 return !usingDefaultAttrs;
2070}
2071
2072} // anonymous namespace
2073
2074IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewRenderer)
2075
2076wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2077 int align ) :
2078 wxDataViewRenderer( varianttype, mode, align )
2079{
2080 GtkWxCellRendererText *text_renderer = gtk_wx_cell_renderer_text_new();
2081 text_renderer->wx_renderer = this;
2082 m_renderer = (GtkCellRenderer*) text_renderer;
2083
2084 if (mode & wxDATAVIEW_CELL_EDITABLE)
2085 {
2086 GValue gvalue = { 0, };
2087 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2088 g_value_set_boolean( &gvalue, true );
2089 g_object_set_property( G_OBJECT(m_renderer), "editable", &gvalue );
2090 g_value_unset( &gvalue );
2091
2092 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2093
2094 GtkInitHandlers();
2095 }
2096
2097 SetMode(mode);
2098 SetAlignment(align);
2099}
2100
2101bool wxDataViewTextRenderer::SetTextValue(const wxString& str)
2102{
2103 GValue gvalue = { 0, };
2104 g_value_init( &gvalue, G_TYPE_STRING );
2105 g_value_set_string( &gvalue, wxGTK_CONV_FONT( str, GetOwner()->GetOwner()->GetFont() ) );
2106 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2107 g_value_unset( &gvalue );
2108
2109 return true;
2110}
2111
2112bool wxDataViewTextRenderer::GetTextValue(wxString& str) const
2113{
2114 GValue gvalue = { 0, };
2115 g_value_init( &gvalue, G_TYPE_STRING );
2116 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2117 str = wxGTK_CONV_BACK_FONT( g_value_get_string( &gvalue ), const_cast<wxDataViewTextRenderer*>(this)->GetOwner()->GetOwner()->GetFont() );
2118 g_value_unset( &gvalue );
2119
2120 return true;
2121}
2122
2123void wxDataViewTextRenderer::SetAlignment( int align )
2124{
2125 wxDataViewRenderer::SetAlignment(align);
2126
2127 if (gtk_check_version(2,10,0))
2128 return;
2129
2130 // horizontal alignment:
2131 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2132 if (align & wxALIGN_RIGHT)
2133 pangoAlign = PANGO_ALIGN_RIGHT;
2134 else if (align & wxALIGN_CENTER_HORIZONTAL)
2135 pangoAlign = PANGO_ALIGN_CENTER;
2136
2137 GValue gvalue = { 0, };
2138 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2139 g_value_set_enum( &gvalue, pangoAlign );
2140 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2141 g_value_unset( &gvalue );
2142}
2143
2144bool wxDataViewTextRenderer::GtkSetAttr(const wxDataViewItemAttr& attr)
2145{
2146 return GtkApplyAttr(GtkGetTextRenderer(), attr);
2147}
2148
2149GtkCellRendererText *wxDataViewTextRenderer::GtkGetTextRenderer() const
2150{
2151 return GTK_CELL_RENDERER_TEXT(m_renderer);
2152}
2153
2154// ---------------------------------------------------------
2155// wxDataViewBitmapRenderer
2156// ---------------------------------------------------------
2157
2158namespace
2159{
2160
2161// set "pixbuf" property on the given renderer
2162void SetPixbufProp(GtkCellRenderer *renderer, GdkPixbuf *pixbuf)
2163{
2164 GValue gvalue = { 0, };
2165 g_value_init( &gvalue, G_TYPE_OBJECT );
2166 g_value_set_object( &gvalue, pixbuf );
2167 g_object_set_property( G_OBJECT(renderer), "pixbuf", &gvalue );
2168 g_value_unset( &gvalue );
2169}
2170
2171} // anonymous namespace
2172
2173IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewRenderer)
2174
2175wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode,
2176 int align ) :
2177 wxDataViewRenderer( varianttype, mode, align )
2178{
2179 m_renderer = gtk_cell_renderer_pixbuf_new();
2180
2181 SetMode(mode);
2182 SetAlignment(align);
2183}
2184
2185bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
2186{
2187 if (value.GetType() == wxT("wxBitmap"))
2188 {
2189 wxBitmap bitmap;
2190 bitmap << value;
2191
2192 // GetPixbuf() may create a Pixbuf representation in the wxBitmap
2193 // object (and it will stay there and remain owned by wxBitmap)
2194 SetPixbufProp(m_renderer, bitmap.GetPixbuf());
2195 }
2196 else if (value.GetType() == wxT("wxIcon"))
2197 {
2198 wxIcon icon;
2199 icon << value;
2200
2201 SetPixbufProp(m_renderer, icon.GetPixbuf());
2202 }
2203 else
2204 {
2205 return false;
2206 }
2207
2208 return true;
2209}
2210
2211bool wxDataViewBitmapRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2212{
2213 return false;
2214}
2215
2216// ---------------------------------------------------------
2217// wxDataViewToggleRenderer
2218// ---------------------------------------------------------
2219
2220extern "C" {
2221static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2222 gchar *path, gpointer user_data );
2223}
2224
2225static void wxGtkToggleRendererToggledCallback( GtkCellRendererToggle *renderer,
2226 gchar *path, gpointer user_data )
2227{
2228 wxDataViewToggleRenderer *cell = (wxDataViewToggleRenderer*) user_data;
2229
2230 // get old value
2231 GValue gvalue = { 0, };
2232 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2233 g_object_get_property( G_OBJECT(renderer), "active", &gvalue );
2234 bool tmp = g_value_get_boolean( &gvalue );
2235 g_value_unset( &gvalue );
2236 // invert it
2237 tmp = !tmp;
2238
2239 wxVariant value = tmp;
2240 if (!cell->Validate( value ))
2241 return;
2242
2243 wxDataViewCtrl * const ctrl = cell->GetOwner()->GetOwner();
2244 wxDataViewModel *model = ctrl->GetModel();
2245
2246 wxDataViewItem item(ctrl->GTKPathToItem(wxGtkTreePath(path)));
2247
2248 unsigned int model_col = cell->GetOwner()->GetModelColumn();
2249
2250 model->ChangeValue( value, item, model_col );
2251}
2252
2253IMPLEMENT_CLASS(wxDataViewToggleRenderer, wxDataViewRenderer)
2254
2255wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
2256 wxDataViewCellMode mode, int align ) :
2257 wxDataViewRenderer( varianttype, mode, align )
2258{
2259 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_toggle_new();
2260
2261 if (mode & wxDATAVIEW_CELL_ACTIVATABLE)
2262 {
2263 g_signal_connect_after( m_renderer, "toggled",
2264 G_CALLBACK(wxGtkToggleRendererToggledCallback), this );
2265 }
2266 else
2267 {
2268 GValue gvalue = { 0, };
2269 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2270 g_value_set_boolean( &gvalue, false );
2271 g_object_set_property( G_OBJECT(m_renderer), "activatable", &gvalue );
2272 g_value_unset( &gvalue );
2273 }
2274
2275 SetMode(mode);
2276 SetAlignment(align);
2277}
2278
2279bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
2280{
2281 bool tmp = value;
2282
2283 GValue gvalue = { 0, };
2284 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2285 g_value_set_boolean( &gvalue, tmp );
2286 g_object_set_property( G_OBJECT(m_renderer), "active", &gvalue );
2287 g_value_unset( &gvalue );
2288
2289 return true;
2290}
2291
2292bool wxDataViewToggleRenderer::GetValue( wxVariant &value ) const
2293{
2294 GValue gvalue = { 0, };
2295 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2296 g_object_get_property( G_OBJECT(m_renderer), "active", &gvalue );
2297 bool tmp = g_value_get_boolean( &gvalue );
2298 g_value_unset( &gvalue );
2299
2300 value = tmp;
2301
2302 return true;
2303}
2304
2305// ---------------------------------------------------------
2306// wxDataViewCustomRenderer
2307// ---------------------------------------------------------
2308
2309class wxDataViewCtrlDCImpl: public wxWindowDCImpl
2310{
2311public:
2312 wxDataViewCtrlDCImpl( wxDC *owner, wxDataViewCtrl *window ) :
2313 wxWindowDCImpl( owner )
2314 {
2315 GtkWidget *widget = window->m_treeview;
2316 // Set later
2317 m_gdkwindow = NULL;
2318
2319 m_window = window;
2320
2321 m_context = window->GTKGetPangoDefaultContext();
2322 m_layout = pango_layout_new( m_context );
2323 m_fontdesc = pango_font_description_copy(gtk_widget_get_style(widget)->font_desc);
2324
2325 m_cmap = gtk_widget_get_colormap( widget ? widget : window->m_widget );
2326
2327 // Set m_gdkwindow later
2328 // SetUpDC();
2329 }
2330};
2331
2332class wxDataViewCtrlDC: public wxWindowDC
2333{
2334public:
2335 wxDataViewCtrlDC( wxDataViewCtrl *window ) :
2336 wxWindowDC( new wxDataViewCtrlDCImpl( this, window ) )
2337 { }
2338};
2339
2340
2341// ---------------------------------------------------------
2342// wxDataViewCustomRenderer
2343// ---------------------------------------------------------
2344
2345IMPLEMENT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
2346
2347wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
2348 wxDataViewCellMode mode,
2349 int align,
2350 bool no_init )
2351 : wxDataViewCustomRendererBase( varianttype, mode, align )
2352{
2353 m_dc = NULL;
2354 m_text_renderer = NULL;
2355
2356 if (no_init)
2357 m_renderer = NULL;
2358 else
2359 Init(mode, align);
2360}
2361
2362GtkCellRendererText *wxDataViewCustomRenderer::GtkGetTextRenderer() const
2363{
2364 if ( !m_text_renderer )
2365 {
2366 // we create it on demand so need to do it even from a const function
2367 const_cast<wxDataViewCustomRenderer *>(this)->
2368 m_text_renderer = GTK_CELL_RENDERER_TEXT(gtk_cell_renderer_text_new());
2369 g_object_ref_sink(m_text_renderer);
2370 }
2371
2372 return m_text_renderer;
2373}
2374
2375void wxDataViewCustomRenderer::RenderText( const wxString &text,
2376 int xoffset,
2377 wxRect cell,
2378 wxDC *WXUNUSED(dc),
2379 int WXUNUSED(state) )
2380{
2381
2382 GtkCellRendererText * const textRenderer = GtkGetTextRenderer();
2383
2384 GValue gvalue = { 0, };
2385 g_value_init( &gvalue, G_TYPE_STRING );
2386 g_value_set_string( &gvalue, wxGTK_CONV_FONT( text, GetOwner()->GetOwner()->GetFont() ) );
2387 g_object_set_property( G_OBJECT(textRenderer), "text", &gvalue );
2388 g_value_unset( &gvalue );
2389
2390 GtkApplyAttr(textRenderer, GetAttr());
2391
2392 GdkRectangle cell_area;
2393 wxRectToGDKRect(cell, cell_area);
2394 cell_area.x += xoffset;
2395 cell_area.width -= xoffset;
2396
2397 gtk_cell_renderer_render( GTK_CELL_RENDERER(textRenderer),
2398 m_renderParams.window,
2399 m_renderParams.widget,
2400 m_renderParams.background_area,
2401 &cell_area,
2402 m_renderParams.expose_area,
2403 (GtkCellRendererState) m_renderParams.flags );
2404}
2405
2406bool wxDataViewCustomRenderer::Init(wxDataViewCellMode mode, int align)
2407{
2408 GtkWxCellRenderer *renderer = (GtkWxCellRenderer *) gtk_wx_cell_renderer_new();
2409 renderer->cell = this;
2410
2411 m_renderer = (GtkCellRenderer*) renderer;
2412
2413 SetMode(mode);
2414 SetAlignment(align);
2415
2416 GtkInitHandlers();
2417
2418 return true;
2419}
2420
2421wxDataViewCustomRenderer::~wxDataViewCustomRenderer()
2422{
2423 if (m_dc)
2424 delete m_dc;
2425
2426 if (m_text_renderer)
2427 g_object_unref(m_text_renderer);
2428}
2429
2430wxDC *wxDataViewCustomRenderer::GetDC()
2431{
2432 if (m_dc == NULL)
2433 {
2434 if (GetOwner() == NULL)
2435 return NULL;
2436 if (GetOwner()->GetOwner() == NULL)
2437 return NULL;
2438 m_dc = new wxDataViewCtrlDC( GetOwner()->GetOwner() );
2439 }
2440
2441 return m_dc;
2442}
2443
2444// ---------------------------------------------------------
2445// wxDataViewProgressRenderer
2446// ---------------------------------------------------------
2447
2448IMPLEMENT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
2449
2450wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
2451 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
2452 wxDataViewCustomRenderer( varianttype, mode, align, true )
2453{
2454 m_label = label;
2455 m_value = 0;
2456
2457#ifdef __WXGTK26__
2458 if (!gtk_check_version(2,6,0))
2459 {
2460 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_progress_new();
2461
2462 GValue gvalue = { 0, };
2463 g_value_init( &gvalue, G_TYPE_STRING );
2464
2465 g_value_set_string( &gvalue, wxGTK_CONV_FONT( m_label, GetOwner()->GetOwner()->GetFont() ) );
2466 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2467 g_value_unset( &gvalue );
2468
2469 SetMode(mode);
2470 SetAlignment(align);
2471 }
2472 else
2473#endif
2474 {
2475 // Use custom cell code
2476 wxDataViewCustomRenderer::Init(mode, align);
2477 }
2478}
2479
2480wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
2481{
2482}
2483
2484bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
2485{
2486#ifdef __WXGTK26__
2487 if (!gtk_check_version(2,6,0))
2488 {
2489 gint tmp = (long) value;
2490 GValue gvalue = { 0, };
2491 g_value_init( &gvalue, G_TYPE_INT );
2492 g_value_set_int( &gvalue, tmp );
2493 g_object_set_property( G_OBJECT(m_renderer), "value", &gvalue );
2494 g_value_unset( &gvalue );
2495 }
2496 else
2497#endif
2498 {
2499 m_value = (long) value;
2500
2501 if (m_value < 0) m_value = 0;
2502 if (m_value > 100) m_value = 100;
2503 }
2504
2505 return true;
2506}
2507
2508bool wxDataViewProgressRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2509{
2510 return false;
2511}
2512
2513bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
2514{
2515 double pct = (double)m_value / 100.0;
2516 wxRect bar = cell;
2517 bar.width = (int)(cell.width * pct);
2518 dc->SetPen( *wxTRANSPARENT_PEN );
2519 dc->SetBrush( *wxBLUE_BRUSH );
2520 dc->DrawRectangle( bar );
2521
2522 dc->SetBrush( *wxTRANSPARENT_BRUSH );
2523 dc->SetPen( *wxBLACK_PEN );
2524 dc->DrawRectangle( cell );
2525
2526 return true;
2527}
2528
2529wxSize wxDataViewProgressRenderer::GetSize() const
2530{
2531 return wxSize(40,12);
2532}
2533
2534// -------------------------------------
2535// wxDataViewChoiceRenderer
2536// -------------------------------------
2537
2538wxDataViewChoiceRenderer::wxDataViewChoiceRenderer( const wxArrayString &choices,
2539 wxDataViewCellMode mode, int alignment ) :
2540 wxDataViewCustomRenderer( "string", mode, alignment, true )
2541{
2542 m_choices = choices;
2543
2544#ifdef __WXGTK26__
2545 if (!gtk_check_version(2,6,0))
2546 {
2547 m_renderer = (GtkCellRenderer*) gtk_cell_renderer_combo_new();
2548
2549 GtkListStore *store = gtk_list_store_new( 1, G_TYPE_STRING );
2550 for (size_t n = 0; n < m_choices.GetCount(); n++)
2551 {
2552 gtk_list_store_insert_with_values(
2553 store, NULL, n, 0,
2554 static_cast<const char *>(m_choices[n].utf8_str()), -1 );
2555 }
2556
2557 g_object_set (m_renderer,
2558 "model", store,
2559 "text-column", 0,
2560 "has-entry", FALSE,
2561 NULL);
2562
2563 bool editable = (mode & wxDATAVIEW_CELL_EDITABLE);
2564 g_object_set (m_renderer, "editable", editable, NULL);
2565
2566 SetAlignment(alignment);
2567
2568 g_signal_connect_after( m_renderer, "edited", G_CALLBACK(wxGtkTextRendererEditedCallback), this );
2569
2570 GtkInitHandlers();
2571 }
2572 else
2573#endif
2574 {
2575 // Use custom cell code
2576 wxDataViewCustomRenderer::Init(mode, alignment);
2577 }
2578}
2579
2580bool wxDataViewChoiceRenderer::Render( wxRect rect, wxDC *dc, int state )
2581{
2582 RenderText( m_data, 0, rect, dc, state );
2583 return true;
2584}
2585
2586wxSize wxDataViewChoiceRenderer::GetSize() const
2587{
2588 return wxSize(70,20);
2589}
2590
2591bool wxDataViewChoiceRenderer::SetValue( const wxVariant &value )
2592{
2593
2594#ifdef __WXGTK26__
2595 if (!gtk_check_version(2,6,0))
2596 {
2597 GValue gvalue = { 0, };
2598 g_value_init( &gvalue, G_TYPE_STRING );
2599 g_value_set_string(&gvalue,
2600 wxGTK_CONV_FONT(value.GetString(),
2601 GetOwner()->GetOwner()->GetFont()));
2602 g_object_set_property( G_OBJECT(m_renderer), "text", &gvalue );
2603 g_value_unset( &gvalue );
2604 }
2605 else
2606#endif
2607 m_data = value.GetString();
2608
2609 return true;
2610}
2611
2612bool wxDataViewChoiceRenderer::GetValue( wxVariant &value ) const
2613{
2614#ifdef __WXGTK26__
2615 if (!gtk_check_version(2,6,0))
2616 {
2617 GValue gvalue = { 0, };
2618 g_value_init( &gvalue, G_TYPE_STRING );
2619 g_object_get_property( G_OBJECT(m_renderer), "text", &gvalue );
2620 wxString temp = wxGTK_CONV_BACK_FONT(g_value_get_string(&gvalue),
2621 GetOwner()->GetOwner()->GetFont());
2622 g_value_unset( &gvalue );
2623 value = temp;
2624
2625 //wxPrintf( "temp %s\n", temp );
2626 // TODO: remove this code
2627 }
2628 else
2629#endif
2630 value = m_data;
2631
2632 return true;
2633}
2634
2635void wxDataViewChoiceRenderer::SetAlignment( int align )
2636{
2637 wxDataViewCustomRenderer::SetAlignment(align);
2638
2639 if (gtk_check_version(2,10,0))
2640 return;
2641
2642 // horizontal alignment:
2643 PangoAlignment pangoAlign = PANGO_ALIGN_LEFT;
2644 if (align & wxALIGN_RIGHT)
2645 pangoAlign = PANGO_ALIGN_RIGHT;
2646 else if (align & wxALIGN_CENTER_HORIZONTAL)
2647 pangoAlign = PANGO_ALIGN_CENTER;
2648
2649 GValue gvalue = { 0, };
2650 g_value_init( &gvalue, gtk_cell_renderer_mode_get_type() );
2651 g_value_set_enum( &gvalue, pangoAlign );
2652 g_object_set_property( G_OBJECT(m_renderer), "alignment", &gvalue );
2653 g_value_unset( &gvalue );
2654}
2655
2656// ----------------------------------------------------------------------------
2657// wxDataViewChoiceByIndexRenderer
2658// ----------------------------------------------------------------------------
2659
2660wxDataViewChoiceByIndexRenderer::wxDataViewChoiceByIndexRenderer( const wxArrayString &choices,
2661 wxDataViewCellMode mode, int alignment ) :
2662 wxDataViewChoiceRenderer( choices, mode, alignment )
2663{
2664}
2665
2666void wxDataViewChoiceByIndexRenderer::GtkOnTextEdited(const gchar *itempath, const wxString& str)
2667{
2668 wxVariant value( (long) GetChoices().Index( str ) );
2669
2670 if (!Validate( value ))
2671 return;
2672
2673 wxDataViewItem
2674 item(GetOwner()->GetOwner()->GTKPathToItem(wxGtkTreePath(itempath)));
2675
2676 GtkOnCellChanged(value, item, GetOwner()->GetModelColumn());
2677}
2678
2679bool wxDataViewChoiceByIndexRenderer::SetValue( const wxVariant &value )
2680{
2681 wxVariant string_value = GetChoice( value.GetLong() );
2682 return wxDataViewChoiceRenderer::SetValue( string_value );
2683}
2684
2685bool wxDataViewChoiceByIndexRenderer::GetValue( wxVariant &value ) const
2686{
2687 wxVariant string_value;
2688 if (!wxDataViewChoiceRenderer::GetValue( string_value ))
2689 return false;
2690
2691 value = (long) GetChoices().Index( string_value.GetString() );
2692 return true;
2693}
2694
2695// ---------------------------------------------------------
2696// wxDataViewDateRenderer
2697// ---------------------------------------------------------
2698
2699class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
2700{
2701public:
2702 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
2703 wxDataViewModel *model, const wxDataViewItem &item, unsigned int col ) :
2704 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
2705 {
2706 m_model = model;
2707 m_item = item;
2708 m_col = col;
2709 m_cal = new wxCalendarCtrl( this, -1, *value );
2710 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
2711 sizer->Add( m_cal, 1, wxGROW );
2712 SetSizer( sizer );
2713 sizer->Fit( this );
2714 }
2715
2716 virtual void OnDismiss()
2717 {
2718 }
2719
2720 void OnCalendar( wxCalendarEvent &event );
2721
2722 wxCalendarCtrl *m_cal;
2723 wxDataViewModel *m_model;
2724 wxDataViewItem m_item;
2725 unsigned int m_col;
2726
2727private:
2728 DECLARE_EVENT_TABLE()
2729};
2730
2731BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
2732 EVT_CALENDAR( -1, wxDataViewDateRendererPopupTransient::OnCalendar )
2733END_EVENT_TABLE()
2734
2735void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
2736{
2737 m_model->ChangeValue( event.GetDate(), m_item, m_col );
2738 DismissAndNotify();
2739}
2740
2741IMPLEMENT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
2742
2743wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
2744 wxDataViewCellMode mode, int align ) :
2745 wxDataViewCustomRenderer( varianttype, mode, align )
2746{
2747 SetMode(mode);
2748 SetAlignment(align);
2749}
2750
2751bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
2752{
2753 m_date = value.GetDateTime();
2754
2755 return true;
2756}
2757
2758bool wxDataViewDateRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
2759{
2760 return false;
2761}
2762
2763bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
2764{
2765 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
2766 wxString tmp = m_date.FormatDate();
2767 RenderText( tmp, 0, cell, dc, state );
2768 return true;
2769}
2770
2771wxSize wxDataViewDateRenderer::GetSize() const
2772{
2773 wxString tmp = m_date.FormatDate();
2774 wxCoord x,y,d;
2775 GetView()->GetTextExtent( tmp, &x, &y, &d );
2776 return wxSize(x,y+d);
2777}
2778
2779bool wxDataViewDateRenderer::Activate( const wxRect& WXUNUSED(cell), wxDataViewModel *model,
2780 const wxDataViewItem &item, unsigned int col )
2781{
2782 wxVariant variant;
2783 model->GetValue( variant, item, col );
2784 wxDateTime value = variant.GetDateTime();
2785
2786 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
2787 GetOwner()->GetOwner()->GetParent(), &value, model, item, col );
2788 wxPoint pos = wxGetMousePosition();
2789 popup->Move( pos );
2790 popup->Layout();
2791 popup->Popup( popup->m_cal );
2792
2793 return true;
2794}
2795
2796
2797// ---------------------------------------------------------
2798// wxDataViewIconTextRenderer
2799// ---------------------------------------------------------
2800
2801IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
2802
2803wxDataViewIconTextRenderer::wxDataViewIconTextRenderer
2804 (
2805 const wxString &varianttype,
2806 wxDataViewCellMode mode,
2807 int align
2808 )
2809 : wxDataViewTextRenderer(varianttype, mode, align)
2810{
2811 m_rendererIcon = gtk_cell_renderer_pixbuf_new();
2812}
2813
2814wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
2815{
2816}
2817
2818void wxDataViewIconTextRenderer::GtkPackIntoColumn(GtkTreeViewColumn *column)
2819{
2820 // add the icon renderer first
2821 gtk_tree_view_column_pack_start(column, m_rendererIcon, FALSE /* !expand */);
2822
2823 // add the text renderer too
2824 wxDataViewRenderer::GtkPackIntoColumn(column);
2825}
2826
2827bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
2828{
2829 m_value << value;
2830
2831 SetTextValue(m_value.GetText());
2832 SetPixbufProp(m_rendererIcon, m_value.GetIcon().GetPixbuf());
2833
2834 return true;
2835}
2836
2837bool wxDataViewIconTextRenderer::GetValue(wxVariant& value) const
2838{
2839 wxString str;
2840 if ( !GetTextValue(str) )
2841 return false;
2842
2843 // user doesn't have any way to edit the icon so leave it unchanged
2844 value << wxDataViewIconText(str, m_value.GetIcon());
2845
2846 return true;
2847}
2848
2849void
2850wxDataViewIconTextRenderer::GtkOnCellChanged(const wxVariant& value,
2851 const wxDataViewItem& item,
2852 unsigned col)
2853{
2854 // we receive just the text part of our value as it's the only one which
2855 // can be edited, but we need the full wxDataViewIconText value for the
2856 // model
2857 wxVariant valueIconText;
2858 valueIconText << wxDataViewIconText(value.GetString(), m_value.GetIcon());
2859 wxDataViewTextRenderer::GtkOnCellChanged(valueIconText, item, col);
2860}
2861
2862// ---------------------------------------------------------
2863// wxDataViewColumn
2864// ---------------------------------------------------------
2865
2866
2867static gboolean
2868gtk_dataview_header_button_press_callback( GtkWidget *WXUNUSED(widget),
2869 GdkEventButton *gdk_event,
2870 wxDataViewColumn *column )
2871{
2872 if (gdk_event->type != GDK_BUTTON_PRESS)
2873 return FALSE;
2874
2875 if (gdk_event->button == 1)
2876 {
2877 gs_lastLeftClickHeader = column;
2878
2879 wxDataViewCtrl *dv = column->GetOwner();
2880 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, dv->GetId() );
2881 event.SetDataViewColumn( column );
2882 event.SetModel( dv->GetModel() );
2883 if (dv->HandleWindowEvent( event ))
2884 return FALSE;
2885 }
2886
2887 if (gdk_event->button == 3)
2888 {
2889 wxDataViewCtrl *dv = column->GetOwner();
2890 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, dv->GetId() );
2891 event.SetDataViewColumn( column );
2892 event.SetModel( dv->GetModel() );
2893 if (dv->HandleWindowEvent( event ))
2894 return FALSE;
2895 }
2896
2897 return FALSE;
2898}
2899
2900extern "C"
2901{
2902
2903static void wxGtkTreeCellDataFunc( GtkTreeViewColumn *WXUNUSED(column),
2904 GtkCellRenderer *renderer,
2905 GtkTreeModel *model,
2906 GtkTreeIter *iter,
2907 gpointer data )
2908{
2909 g_return_if_fail (GTK_IS_WX_TREE_MODEL (model));
2910 GtkWxTreeModel *tree_model = (GtkWxTreeModel *) model;
2911
2912 wxDataViewRenderer *cell = (wxDataViewRenderer*) data;
2913
2914 wxDataViewItem item( (void*) iter->user_data );
2915
2916 wxDataViewModel *wx_model = tree_model->internal->GetDataViewModel();
2917
2918 if (!wx_model->IsVirtualListModel())
2919 {
2920 gboolean visible;
2921 if (wx_model->IsContainer( item ))
2922 {
2923 visible = wx_model->HasContainerColumns( item ) ||
2924 (cell->GetOwner()->GetModelColumn() == 0);
2925 }
2926 else
2927 {
2928 visible = true;
2929 }
2930
2931 GValue gvalue = { 0, };
2932 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2933 g_value_set_boolean( &gvalue, visible );
2934 g_object_set_property( G_OBJECT(renderer), "visible", &gvalue );
2935 g_value_unset( &gvalue );
2936
2937 if ( !visible )
2938 return;
2939 }
2940
2941 wxVariant value;
2942 wx_model->GetValue( value, item, cell->GetOwner()->GetModelColumn() );
2943
2944 if (value.GetType() != cell->GetVariantType())
2945 {
2946 wxLogError( wxT("Wrong type, required: %s but: %s"),
2947 value.GetType().c_str(),
2948 cell->GetVariantType().c_str() );
2949 }
2950
2951 cell->SetValue( value );
2952
2953 // deal with disabled items
2954 bool enabled = wx_model->IsEnabled( item, cell->GetOwner()->GetModelColumn() );
2955
2956 // a) this sets the appearance to disabled grey
2957 GValue gvalue = { 0, };
2958 g_value_init( &gvalue, G_TYPE_BOOLEAN );
2959 g_value_set_boolean( &gvalue, enabled );
2960 g_object_set_property( G_OBJECT(renderer), "sensitive", &gvalue );
2961 g_value_unset( &gvalue );
2962
2963 // b) this actually disables the control/renderer
2964 if (enabled)
2965 cell->SetMode( cell->GtkGetMode() );
2966 else
2967 cell->SetMode( wxDATAVIEW_CELL_INERT );
2968
2969
2970 // deal with attributes: if the renderer doesn't support them at all, we
2971 // don't even need to query the model for them
2972 if ( !cell->GtkSupportsAttrs() )
2973 return;
2974
2975 // it can support attributes so check if this item has any
2976 wxDataViewItemAttr attr;
2977 if ( wx_model->GetAttr( item, cell->GetOwner()->GetModelColumn(), attr )
2978 || !cell->GtkIsUsingDefaultAttrs() )
2979 {
2980 bool usingDefaultAttrs = !cell->GtkSetAttr(attr);
2981 cell->GtkSetUsingDefaultAttrs(usingDefaultAttrs);
2982 }
2983 // else: no custom attributes specified and we're already using the default
2984 // ones -- nothing to do
2985
2986}
2987
2988} // extern "C"
2989
2990#include <wx/listimpl.cpp>
2991WX_DEFINE_LIST(wxDataViewColumnList)
2992
2993wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
2994 unsigned int model_column, int width,
2995 wxAlignment align, int flags )
2996 : wxDataViewColumnBase( cell, model_column )
2997{
2998 Init( align, flags, width );
2999
3000 SetTitle( title );
3001}
3002
3003wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
3004 unsigned int model_column, int width,
3005 wxAlignment align, int flags )
3006 : wxDataViewColumnBase( bitmap, cell, model_column )
3007{
3008 Init( align, flags, width );
3009
3010 SetBitmap( bitmap );
3011}
3012
3013void wxDataViewColumn::Init(wxAlignment align, int flags, int width)
3014{
3015 m_isConnected = false;
3016
3017 GtkTreeViewColumn *column = gtk_tree_view_column_new();
3018 m_column = (GtkWidget*) column;
3019
3020 SetFlags( flags );
3021 SetAlignment( align );
3022
3023 SetWidth( width );
3024
3025 // Create container for icon and label
3026 GtkWidget *box = gtk_hbox_new( FALSE, 1 );
3027 gtk_widget_show( box );
3028 // gtk_container_set_border_width((GtkContainer*)box, 2);
3029 m_image = gtk_image_new();
3030 gtk_box_pack_start(GTK_BOX(box), m_image, FALSE, FALSE, 1);
3031 m_label = gtk_label_new("");
3032 gtk_box_pack_end( GTK_BOX(box), GTK_WIDGET(m_label), FALSE, FALSE, 1 );
3033 gtk_tree_view_column_set_widget( column, box );
3034
3035 wxDataViewRenderer * const colRenderer = GetRenderer();
3036 GtkCellRenderer * const cellRenderer = colRenderer->GetGtkHandle();
3037
3038 colRenderer->GtkPackIntoColumn(column);
3039
3040 gtk_tree_view_column_set_cell_data_func( column, cellRenderer,
3041 wxGtkTreeCellDataFunc, (gpointer) colRenderer, NULL );
3042}
3043
3044void wxDataViewColumn::OnInternalIdle()
3045{
3046 if (m_isConnected)
3047 return;
3048
3049 if (gtk_widget_get_realized(GetOwner()->m_treeview))
3050 {
3051 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3052 if (column->button)
3053 {
3054 g_signal_connect(column->button, "button_press_event",
3055 G_CALLBACK (gtk_dataview_header_button_press_callback), this);
3056
3057 // otherwise the event will be blocked by GTK+
3058 gtk_tree_view_column_set_clickable( column, TRUE );
3059
3060 m_isConnected = true;
3061 }
3062 }
3063}
3064
3065void wxDataViewColumn::SetOwner( wxDataViewCtrl *owner )
3066{
3067 wxDataViewColumnBase::SetOwner( owner );
3068
3069 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3070
3071 gtk_tree_view_column_set_title( column, wxGTK_CONV_FONT(GetTitle(), GetOwner()->GetFont() ) );
3072}
3073
3074void wxDataViewColumn::SetTitle( const wxString &title )
3075{
3076 wxDataViewCtrl *ctrl = GetOwner();
3077 gtk_label_set_text( GTK_LABEL(m_label), ctrl ? wxGTK_CONV_FONT(title, ctrl->GetFont())
3078 : wxGTK_CONV_SYS(title) );
3079 if (title.empty())
3080 gtk_widget_hide( m_label );
3081 else
3082 gtk_widget_show( m_label );
3083}
3084
3085wxString wxDataViewColumn::GetTitle() const
3086{
3087 return wxGTK_CONV_BACK_FONT(
3088 gtk_label_get_text( GTK_LABEL(m_label) ),
3089 GetOwner()->GetFont()
3090 );
3091}
3092
3093void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
3094{
3095 wxDataViewColumnBase::SetBitmap( bitmap );
3096
3097 if (bitmap.IsOk())
3098 {
3099 GtkImage *gtk_image = GTK_IMAGE(m_image);
3100
3101 GdkBitmap *mask = NULL;
3102 if (bitmap.GetMask())
3103 mask = bitmap.GetMask()->GetBitmap();
3104
3105 if (bitmap.HasPixbuf())
3106 {
3107 gtk_image_set_from_pixbuf(GTK_IMAGE(gtk_image),
3108 bitmap.GetPixbuf());
3109 }
3110 else
3111 {
3112 gtk_image_set_from_pixmap(GTK_IMAGE(gtk_image),
3113 bitmap.GetPixmap(), mask);
3114 }
3115 gtk_widget_show( m_image );
3116 }
3117 else
3118 {
3119 gtk_widget_hide( m_image );
3120 }
3121}
3122
3123void wxDataViewColumn::SetHidden( bool hidden )
3124{
3125 gtk_tree_view_column_set_visible( GTK_TREE_VIEW_COLUMN(m_column), !hidden );
3126}
3127
3128void wxDataViewColumn::SetResizeable( bool resizable )
3129{
3130 gtk_tree_view_column_set_resizable( GTK_TREE_VIEW_COLUMN(m_column), resizable );
3131}
3132
3133void wxDataViewColumn::SetAlignment( wxAlignment align )
3134{
3135 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3136
3137 gfloat xalign = 0.0;
3138 if (align == wxALIGN_RIGHT)
3139 xalign = 1.0;
3140 if (align == wxALIGN_CENTER_HORIZONTAL ||
3141 align == wxALIGN_CENTER)
3142 xalign = 0.5;
3143
3144 gtk_tree_view_column_set_alignment( column, xalign );
3145
3146 if (m_renderer && m_renderer->GetAlignment() == -1)
3147 m_renderer->GtkUpdateAlignment();
3148}
3149
3150wxAlignment wxDataViewColumn::GetAlignment() const
3151{
3152 gfloat xalign = gtk_tree_view_column_get_alignment( GTK_TREE_VIEW_COLUMN(m_column) );
3153
3154 if (xalign == 1.0)
3155 return wxALIGN_RIGHT;
3156 if (xalign == 0.5)
3157 return wxALIGN_CENTER_HORIZONTAL;
3158
3159 return wxALIGN_LEFT;
3160}
3161
3162void wxDataViewColumn::SetSortable( bool sortable )
3163{
3164 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3165
3166 if ( sortable )
3167 {
3168 gtk_tree_view_column_set_sort_column_id( column, GetModelColumn() );
3169 }
3170 else
3171 {
3172 gtk_tree_view_column_set_sort_column_id( column, -1 );
3173 gtk_tree_view_column_set_sort_indicator( column, FALSE );
3174 gtk_tree_view_column_set_clickable( column, FALSE );
3175 }
3176}
3177
3178bool wxDataViewColumn::IsSortable() const
3179{
3180 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3181 return gtk_tree_view_column_get_clickable( column );
3182}
3183
3184void wxDataViewColumn::SetAsSortKey( bool WXUNUSED(sort) )
3185{
3186 // it might not make sense to have this function in wxHeaderColumn at
3187 // all in fact, changing of the sort order should only be done using the
3188 // associated control API
3189 wxFAIL_MSG( "not implemented" );
3190}
3191
3192bool wxDataViewColumn::IsSortKey() const
3193{
3194 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3195 return gtk_tree_view_column_get_sort_indicator( column );
3196}
3197
3198bool wxDataViewColumn::IsResizeable() const
3199{
3200 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3201 return gtk_tree_view_column_get_resizable( column );
3202}
3203
3204bool wxDataViewColumn::IsHidden() const
3205{
3206 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3207 return !gtk_tree_view_column_get_visible( column );
3208}
3209
3210void wxDataViewColumn::SetSortOrder( bool ascending )
3211{
3212 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3213
3214 if (ascending)
3215 gtk_tree_view_column_set_sort_order( column, GTK_SORT_ASCENDING );
3216 else
3217 gtk_tree_view_column_set_sort_order( column, GTK_SORT_DESCENDING );
3218
3219 gtk_tree_view_column_set_sort_indicator( column, TRUE );
3220}
3221
3222bool wxDataViewColumn::IsSortOrderAscending() const
3223{
3224 GtkTreeViewColumn *column = GTK_TREE_VIEW_COLUMN(m_column);
3225
3226 return (gtk_tree_view_column_get_sort_order( column ) != GTK_SORT_DESCENDING);
3227}
3228
3229void wxDataViewColumn::SetMinWidth( int width )
3230{
3231 gtk_tree_view_column_set_min_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3232}
3233
3234int wxDataViewColumn::GetMinWidth() const
3235{
3236 return gtk_tree_view_column_get_min_width( GTK_TREE_VIEW_COLUMN(m_column) );
3237}
3238
3239int wxDataViewColumn::GetWidth() const
3240{
3241 return gtk_tree_view_column_get_width( GTK_TREE_VIEW_COLUMN(m_column) );
3242}
3243
3244void wxDataViewColumn::SetWidth( int width )
3245{
3246 if ( width == wxCOL_WIDTH_AUTOSIZE )
3247 {
3248 // NB: this disables user resizing
3249 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_AUTOSIZE );
3250 }
3251 else
3252 {
3253 if ( width == wxCOL_WIDTH_DEFAULT )
3254 {
3255 // TODO find a better calculation
3256 width = wxDVC_DEFAULT_WIDTH;
3257 }
3258
3259 gtk_tree_view_column_set_sizing( GTK_TREE_VIEW_COLUMN(m_column), GTK_TREE_VIEW_COLUMN_FIXED );
3260 gtk_tree_view_column_set_fixed_width( GTK_TREE_VIEW_COLUMN(m_column), width );
3261 }
3262}
3263
3264void wxDataViewColumn::SetReorderable( bool reorderable )
3265{
3266 gtk_tree_view_column_set_reorderable( GTK_TREE_VIEW_COLUMN(m_column), reorderable );
3267}
3268
3269bool wxDataViewColumn::IsReorderable() const
3270{
3271 return gtk_tree_view_column_get_reorderable( GTK_TREE_VIEW_COLUMN(m_column) );
3272}
3273
3274//-----------------------------------------------------------------------------
3275// wxGtkTreeModelNode
3276//-----------------------------------------------------------------------------
3277
3278#if 0
3279class wxGtkTreeModelChildWithPos
3280{
3281public:
3282 unsigned int pos;
3283 void *id;
3284};
3285
3286static
3287int wxGtkTreeModelChildWithPosCmp( const void* data1, const void* data2, const void* user_data )
3288{
3289 const wxGtkTreeModelChildWithPos* child1 = (const wxGtkTreeModelChildWithPos*) data1;
3290 const wxGtkTreeModelChildWithPos* child2 = (const wxGtkTreeModelChildWithPos*) data2;
3291 const wxDataViewCtrlInternal *internal = (const wxDataViewCtrlInternal *) user_data;
3292 int ret = internal->GetDataViewModel()->Compare( child1->id, child2->id,
3293 internal->GetSortColumn(), (internal->GetSortOrder() == GTK_SORT_DESCENDING) );
3294
3295 return ret;
3296}
3297#else
3298static
3299int LINKAGEMODE wxGtkTreeModelChildPtrCmp( void*** data1, void*** data2 )
3300{
3301 return gs_internal->GetDataViewModel()->Compare( **data1, **data2,
3302 gs_internal->GetSortColumn(), (gs_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
3303}
3304
3305WX_DEFINE_ARRAY_PTR( void**, wxGtkTreeModelChildrenPtr );
3306#endif
3307
3308void wxGtkTreeModelNode::Resort()
3309{
3310 size_t child_count = GetChildCount();
3311 if (child_count == 0)
3312 return;
3313
3314 size_t node_count = GetNodesCount();
3315
3316 if (child_count == 1)
3317 {
3318 if (node_count == 1)
3319 {
3320 wxGtkTreeModelNode *node = m_nodes.Item( 0 );
3321 node->Resort();
3322 }
3323 return;
3324 }
3325
3326 gint *new_order = new gint[child_count];
3327
3328#if 1
3329 // m_children has the original *void
3330 // ptrs points to these
3331 wxGtkTreeModelChildrenPtr ptrs;
3332 size_t i;
3333 for (i = 0; i < child_count; i++)
3334 ptrs.Add( &(m_children[i]) );
3335 // Sort the ptrs
3336 gs_internal = m_internal;
3337 ptrs.Sort( &wxGtkTreeModelChildPtrCmp );
3338
3339 wxGtkTreeModelChildren temp;
3340 void** base_ptr = &(m_children[0]);
3341 // Transfer positions to new_order array and
3342 // IDs to temp
3343 for (i = 0; i < child_count; i++)
3344 {
3345 new_order[i] = ptrs[i] - base_ptr;
3346 temp.Add( *ptrs[i] );
3347 }
3348
3349 // Transfer IDs back to m_children
3350 m_children.Clear();
3351 WX_APPEND_ARRAY( temp, m_children );
3352#endif
3353#if 0
3354 // Too slow
3355
3356 // Build up array with IDs and original positions
3357 wxGtkTreeModelChildWithPos* temp = new wxGtkTreeModelChildWithPos[child_count];
3358 size_t i;
3359 for (i = 0; i < child_count; i++)
3360 {
3361 temp[i].pos = i;
3362 temp[i].id = m_children[i];
3363 }
3364 // Sort array keeping original positions
3365 wxQsort( temp, child_count, sizeof(wxGtkTreeModelChildWithPos),
3366 &wxGtkTreeModelChildWithPosCmp, m_internal );
3367 // Transfer positions to new_order array and
3368 // IDs to m_children
3369 m_children.Clear();
3370 for (i = 0; i < child_count; i++)
3371 {
3372 new_order[i] = temp[i].pos;
3373 m_children.Add( temp[i].id );
3374 }
3375 // Delete array
3376 delete [] temp;
3377#endif
3378
3379#if 0
3380 // Too slow
3381
3382 wxGtkTreeModelChildren temp;
3383 WX_APPEND_ARRAY( temp, m_children );
3384
3385 gs_internal = m_internal;
3386 m_children.Sort( &wxGtkTreeModelChildCmp );
3387
3388 unsigned int pos;
3389 for (pos = 0; pos < child_count; pos++)
3390 {
3391 void *id = m_children.Item( pos );
3392 int old_pos = temp.Index( id );
3393 new_order[pos] = old_pos;
3394 }
3395#endif
3396
3397 GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
3398
3399 GtkTreeIter iter;
3400 iter.user_data = GetItem().GetID();
3401 iter.stamp = m_internal->GetGtkModel()->stamp;
3402
3403 gtk_tree_model_rows_reordered( gtk_tree_model,
3404 wxGtkTreePath(m_internal->get_path(&iter)), &iter, new_order );
3405
3406 delete [] new_order;
3407
3408 unsigned int pos;
3409 for (pos = 0; pos < node_count; pos++)
3410 {
3411 wxGtkTreeModelNode *node = m_nodes.Item( pos );
3412 node->Resort();
3413 }
3414}
3415
3416//-----------------------------------------------------------------------------
3417// wxDataViewCtrlInternal
3418//-----------------------------------------------------------------------------
3419
3420wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner, wxDataViewModel *wx_model )
3421{
3422 m_owner = owner;
3423 m_wx_model = wx_model;
3424
3425 m_gtk_model = NULL;
3426 m_root = NULL;
3427 m_sort_order = GTK_SORT_ASCENDING;
3428 m_sort_column = -1;
3429 m_dataview_sort_column = NULL;
3430
3431 m_dragDataObject = NULL;
3432 m_dropDataObject = NULL;
3433
3434 m_dirty = false;
3435
3436 m_gtk_model = wxgtk_tree_model_new();
3437 m_gtk_model->internal = this;
3438
3439 m_notifier = new wxGtkDataViewModelNotifier( wx_model, this );
3440
3441 wx_model->AddNotifier( m_notifier );
3442
3443 // g_object_unref( gtk_model ); ???
3444
3445 if (!m_wx_model->IsVirtualListModel())
3446 InitTree();
3447
3448 gtk_tree_view_set_model( GTK_TREE_VIEW(m_owner->GtkGetTreeView()), GTK_TREE_MODEL(m_gtk_model) );
3449}
3450
3451wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
3452{
3453 m_wx_model->RemoveNotifier( m_notifier );
3454
3455 // remove the model from the GtkTreeView before it gets destroyed
3456 gtk_tree_view_set_model( GTK_TREE_VIEW( m_owner->GtkGetTreeView() ), NULL );
3457
3458 g_object_unref( m_gtk_model );
3459
3460 delete m_dragDataObject;
3461 delete m_dropDataObject;
3462}
3463
3464void wxDataViewCtrlInternal::ScheduleRefresh()
3465{
3466 m_dirty = true;
3467}
3468
3469void wxDataViewCtrlInternal::OnInternalIdle()
3470{
3471 if (m_dirty)
3472 {
3473 GtkWidget *widget = m_owner->GtkGetTreeView();
3474 gtk_widget_queue_draw( widget );
3475 m_dirty = false;
3476 }
3477}
3478
3479void wxDataViewCtrlInternal::InitTree()
3480{
3481 wxDataViewItem item;
3482 m_root = new wxGtkTreeModelNode( NULL, item, this );
3483
3484 BuildBranch( m_root );
3485}
3486
3487void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
3488{
3489 if (node->GetChildCount() == 0)
3490 {
3491 wxDataViewItemArray children;
3492 unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
3493
3494 unsigned int pos;
3495 for (pos = 0; pos < count; pos++)
3496 {
3497 wxDataViewItem child = children[pos];
3498
3499 if (m_wx_model->IsContainer( child ))
3500 node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
3501 else
3502 node->AddLeave( child.GetID() );
3503
3504 // Don't send any events here
3505 }
3506 }
3507}
3508
3509// GTK+ dnd iface
3510
3511bool wxDataViewCtrlInternal::EnableDragSource( const wxDataFormat &format )
3512{
3513 wxGtkString atom_str( gdk_atom_name( format ) );
3514 m_dragSourceTargetEntryTarget = wxCharBuffer( atom_str );
3515
3516 m_dragSourceTargetEntry.target = m_dragSourceTargetEntryTarget.data();
3517 m_dragSourceTargetEntry.flags = 0;
3518 m_dragSourceTargetEntry.info = static_cast<guint>(-1);
3519
3520 gtk_tree_view_enable_model_drag_source( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3521 GDK_BUTTON1_MASK, &m_dragSourceTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3522
3523 return true;
3524}
3525
3526bool wxDataViewCtrlInternal::EnableDropTarget( const wxDataFormat &format )
3527{
3528 wxGtkString atom_str( gdk_atom_name( format ) );
3529 m_dropTargetTargetEntryTarget = wxCharBuffer( atom_str );
3530
3531 m_dropTargetTargetEntry.target = m_dropTargetTargetEntryTarget.data();
3532 m_dropTargetTargetEntry.flags = 0;
3533 m_dropTargetTargetEntry.info = static_cast<guint>(-1);
3534
3535 gtk_tree_view_enable_model_drag_dest( GTK_TREE_VIEW(m_owner->GtkGetTreeView() ),
3536 &m_dropTargetTargetEntry, 1, (GdkDragAction) GDK_ACTION_COPY );
3537
3538 return true;
3539}
3540
3541gboolean wxDataViewCtrlInternal::row_draggable( GtkTreeDragSource *WXUNUSED(drag_source),
3542 GtkTreePath *path )
3543{
3544 delete m_dragDataObject;
3545
3546 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3547 if ( !item )
3548 return FALSE;
3549
3550 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3551 event.SetEventObject( m_owner );
3552 event.SetItem( item );
3553 event.SetModel( m_wx_model );
3554 gint x, y;
3555 gtk_widget_get_pointer(m_owner->GtkGetTreeView(), &x, &y);
3556 event.SetPosition(x, y);
3557 if (!m_owner->HandleWindowEvent( event ))
3558 return FALSE;
3559
3560 if (!event.IsAllowed())
3561 return FALSE;
3562
3563 wxDataObject *obj = event.GetDataObject();
3564 if (!obj)
3565 return FALSE;
3566
3567 m_dragDataObject = obj;
3568
3569 return TRUE;
3570}
3571
3572gboolean
3573wxDataViewCtrlInternal::drag_data_delete(GtkTreeDragSource *WXUNUSED(drag_source),
3574 GtkTreePath *WXUNUSED(path))
3575{
3576 return FALSE;
3577}
3578
3579gboolean wxDataViewCtrlInternal::drag_data_get( GtkTreeDragSource *WXUNUSED(drag_source),
3580 GtkTreePath *path, GtkSelectionData *selection_data )
3581{
3582 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3583 if ( !item )
3584 return FALSE;
3585
3586 GdkAtom target = gtk_selection_data_get_target(selection_data);
3587 if (!m_dragDataObject->IsSupported(target))
3588 return FALSE;
3589
3590 size_t size = m_dragDataObject->GetDataSize(target);
3591 if (size == 0)
3592 return FALSE;
3593
3594 void *buf = malloc( size );
3595
3596 gboolean res = FALSE;
3597 if (m_dragDataObject->GetDataHere(target, buf))
3598 {
3599 res = TRUE;
3600
3601 gtk_selection_data_set(selection_data, target,
3602 8, (const guchar*) buf, size );
3603 }
3604
3605 free( buf );
3606
3607 return res;
3608}
3609
3610gboolean
3611wxDataViewCtrlInternal::drag_data_received(GtkTreeDragDest *WXUNUSED(drag_dest),
3612 GtkTreePath *path,
3613 GtkSelectionData *selection_data)
3614{
3615 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3616 if ( !item )
3617 return FALSE;
3618
3619 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
3620 event.SetEventObject( m_owner );
3621 event.SetItem( item );
3622 event.SetModel( m_wx_model );
3623 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3624 event.SetDataSize(gtk_selection_data_get_length(selection_data));
3625 event.SetDataBuffer(const_cast<guchar*>(gtk_selection_data_get_data(selection_data)));
3626 if (!m_owner->HandleWindowEvent( event ))
3627 return FALSE;
3628
3629 if (!event.IsAllowed())
3630 return FALSE;
3631
3632 return TRUE;
3633}
3634
3635gboolean
3636wxDataViewCtrlInternal::row_drop_possible(GtkTreeDragDest *WXUNUSED(drag_dest),
3637 GtkTreePath *path,
3638 GtkSelectionData *selection_data)
3639{
3640 wxDataViewItem item(GetOwner()->GTKPathToItem(path));
3641 if ( !item )
3642 return FALSE;
3643
3644 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
3645 event.SetEventObject( m_owner );
3646 event.SetItem( item );
3647 event.SetModel( m_wx_model );
3648 event.SetDataFormat(gtk_selection_data_get_target(selection_data));
3649 if (!m_owner->HandleWindowEvent( event ))
3650 return FALSE;
3651
3652 if (!event.IsAllowed())
3653 return FALSE;
3654
3655 return TRUE;
3656}
3657
3658// notifications from wxDataViewModel
3659
3660bool wxDataViewCtrlInternal::Cleared()
3661{
3662 if (m_root)
3663 {
3664 delete m_root;
3665 m_root = NULL;
3666 }
3667
3668 InitTree();
3669
3670 ScheduleRefresh();
3671
3672 return true;
3673}
3674
3675void wxDataViewCtrlInternal::Resort()
3676{
3677 if (!m_wx_model->IsVirtualListModel())
3678 m_root->Resort();
3679
3680 ScheduleRefresh();
3681}
3682
3683bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
3684{
3685 if (!m_wx_model->IsVirtualListModel())
3686 {
3687 wxGtkTreeModelNode *parent_node = FindNode( parent );
3688 wxASSERT_MSG(parent_node,
3689 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3690
3691 if (m_wx_model->IsContainer( item ))
3692 parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
3693 else
3694 parent_node->AddLeave( item.GetID() );
3695 }
3696
3697 ScheduleRefresh();
3698
3699 return true;
3700}
3701
3702bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
3703{
3704 if (!m_wx_model->IsVirtualListModel())
3705 {
3706 wxGtkTreeModelNode *parent_node = FindNode( parent );
3707 wxASSERT_MSG(parent_node,
3708 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3709
3710 parent_node->DeleteChild( item.GetID() );
3711 }
3712
3713 ScheduleRefresh();
3714
3715 return true;
3716}
3717
3718bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
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.SetItem( item );
3724 m_owner->HandleWindowEvent( event );
3725
3726 return true;
3727}
3728
3729bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int view_column )
3730{
3731 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, m_owner->GetId() );
3732 event.SetEventObject( m_owner );
3733 event.SetModel( m_owner->GetModel() );
3734 event.SetColumn( view_column );
3735 event.SetDataViewColumn( GetOwner()->GetColumn(view_column) );
3736 event.SetItem( item );
3737 m_owner->HandleWindowEvent( event );
3738
3739 return true;
3740}
3741
3742// GTK+ model iface
3743
3744GtkTreeModelFlags wxDataViewCtrlInternal::get_flags()
3745{
3746 int flags = 0;
3747
3748 if ( m_wx_model->IsListModel() )
3749 flags |= GTK_TREE_MODEL_LIST_ONLY;
3750
3751 if ( !m_wx_model->IsVirtualListModel() )
3752 flags |= GTK_TREE_MODEL_ITERS_PERSIST;
3753
3754 return GtkTreeModelFlags(flags);
3755}
3756
3757gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
3758{
3759
3760 if (m_wx_model->IsVirtualListModel())
3761 {
3762 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3763
3764 unsigned int i = (unsigned int)gtk_tree_path_get_indices (path)[0];
3765
3766 if (i >= wx_model->GetCount())
3767 return FALSE;
3768
3769 iter->stamp = m_gtk_model->stamp;
3770 // user_data is just the index +1
3771 iter->user_data = (gpointer) (i+1);
3772
3773 return TRUE;
3774 }
3775 else
3776 {
3777 int depth = gtk_tree_path_get_depth( path );
3778
3779 wxGtkTreeModelNode *node = m_root;
3780
3781 int i;
3782 for (i = 0; i < depth; i++)
3783 {
3784 BuildBranch( node );
3785
3786 gint pos = gtk_tree_path_get_indices (path)[i];
3787 if (pos < 0) return FALSE;
3788 if ((size_t)pos >= node->GetChildCount()) return FALSE;
3789
3790 void* id = node->GetChildren().Item( (size_t) pos );
3791
3792 if (i == depth-1)
3793 {
3794 iter->stamp = m_gtk_model->stamp;
3795 iter->user_data = id;
3796 return TRUE;
3797 }
3798
3799 size_t count = node->GetNodes().GetCount();
3800 size_t pos2;
3801 for (pos2 = 0; pos2 < count; pos2++)
3802 {
3803 wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
3804 if (child_node->GetItem().GetID() == id)
3805 {
3806 node = child_node;
3807 break;
3808 }
3809 }
3810 }
3811 }
3812
3813 return FALSE;
3814}
3815
3816GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
3817{
3818 // When this is called from ItemDeleted(), the item is already
3819 // deleted in the model.
3820
3821 GtkTreePath *retval = gtk_tree_path_new ();
3822
3823 if (m_wx_model->IsVirtualListModel())
3824 {
3825 // iter is root, add nothing
3826 if (!iter->user_data)
3827 return retval;
3828
3829 // user_data is just the index +1
3830 int i = ( (wxUIntPtr) iter->user_data ) -1;
3831 gtk_tree_path_append_index (retval, i);
3832 }
3833 else
3834 {
3835 void *id = iter->user_data;
3836
3837 wxGtkTreeModelNode *node = FindParentNode( iter );
3838 while (node)
3839 {
3840 int pos = node->GetChildren().Index( id );
3841
3842 gtk_tree_path_prepend_index( retval, pos );
3843
3844 id = node->GetItem().GetID();
3845 node = node->GetParent();
3846 }
3847 }
3848
3849 return retval;
3850}
3851
3852gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
3853{
3854 if (m_wx_model->IsVirtualListModel())
3855 {
3856 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3857
3858 // user_data is just the index +1
3859 int n = ( (wxUIntPtr) iter->user_data ) -1;
3860
3861 if (n == -1)
3862 {
3863 iter->user_data = NULL;
3864 return FALSE;
3865 }
3866
3867 if (n >= (int) wx_model->GetCount()-1)
3868 {
3869 iter->user_data = NULL;
3870 return FALSE;
3871 }
3872
3873 // user_data is just the index +1 (+2 because we need the next)
3874 iter->user_data = (gpointer) (n+2);
3875 }
3876 else
3877 {
3878 wxGtkTreeModelNode *parent = FindParentNode( iter );
3879 if( parent == NULL )
3880 {
3881 iter->user_data = NULL;
3882 return FALSE;
3883 }
3884
3885 int pos = parent->GetChildren().Index( iter->user_data );
3886
3887 if (pos == (int) parent->GetChildCount()-1)
3888 {
3889 iter->user_data = NULL;
3890 return FALSE;
3891 }
3892
3893 iter->user_data = parent->GetChildren().Item( pos+1 );
3894 }
3895
3896 return TRUE;
3897}
3898
3899gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
3900{
3901 if (m_wx_model->IsVirtualListModel())
3902 {
3903 // this is a list, nodes have no children
3904 if (parent)
3905 return FALSE;
3906
3907 iter->stamp = m_gtk_model->stamp;
3908 iter->user_data = (gpointer) 1;
3909
3910 return TRUE;
3911 }
3912 else
3913 {
3914 if (iter == NULL)
3915 {
3916 if (m_root->GetChildCount() == 0) return FALSE;
3917 iter->stamp = m_gtk_model->stamp;
3918 iter->user_data = (gpointer) m_root->GetChildren().Item( 0 );
3919 return TRUE;
3920 }
3921
3922
3923 wxDataViewItem item;
3924 if (parent)
3925 item = wxDataViewItem( (void*) parent->user_data );
3926
3927 if (!m_wx_model->IsContainer( item ))
3928 return FALSE;
3929
3930 wxGtkTreeModelNode *parent_node = FindNode( parent );
3931 wxASSERT_MSG(parent_node,
3932 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
3933
3934 BuildBranch( parent_node );
3935
3936 if (parent_node->GetChildCount() == 0)
3937 return FALSE;
3938
3939 iter->stamp = m_gtk_model->stamp;
3940 iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
3941 }
3942
3943 return TRUE;
3944}
3945
3946gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
3947{
3948 if (m_wx_model->IsVirtualListModel())
3949 {
3950 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3951
3952 if (iter == NULL)
3953 return (wx_model->GetCount() > 0);
3954
3955 // this is a list, nodes have no children
3956 return FALSE;
3957 }
3958 else
3959 {
3960 if (iter == NULL)
3961 return (m_root->GetChildCount() > 0);
3962
3963 wxDataViewItem item( (void*) iter->user_data );
3964
3965 bool is_container = m_wx_model->IsContainer( item );
3966
3967 if (!is_container)
3968 return FALSE;
3969
3970 wxGtkTreeModelNode *node = FindNode( iter );
3971 wxASSERT_MSG(node,
3972 "Did you forget a call to ItemAdded()? The iterator is unknown to the wxGtkTreeModel");
3973
3974 BuildBranch( node );
3975
3976 return (node->GetChildCount() > 0);
3977 }
3978}
3979
3980gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
3981{
3982 if (m_wx_model->IsVirtualListModel())
3983 {
3984 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
3985
3986 if (iter == NULL)
3987 return (gint) wx_model->GetCount();
3988
3989 return 0;
3990 }
3991 else
3992 {
3993 if (iter == NULL)
3994 return m_root->GetChildCount();
3995
3996 wxDataViewItem item( (void*) iter->user_data );
3997
3998 if (!m_wx_model->IsContainer( item ))
3999 return 0;
4000
4001 wxGtkTreeModelNode *parent_node = FindNode( iter );
4002 wxASSERT_MSG(parent_node,
4003 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4004
4005 BuildBranch( parent_node );
4006
4007 return parent_node->GetChildCount();
4008 }
4009}
4010
4011gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
4012{
4013 if (m_wx_model->IsVirtualListModel())
4014 {
4015 wxDataViewVirtualListModel *wx_model = (wxDataViewVirtualListModel*) m_wx_model;
4016
4017 if (parent)
4018 return FALSE;
4019
4020 if (n < 0)
4021 return FALSE;
4022
4023 if (n >= (gint) wx_model->GetCount())
4024 return FALSE;
4025
4026 iter->stamp = m_gtk_model->stamp;
4027 // user_data is just the index +1
4028 iter->user_data = (gpointer) (n+1);
4029
4030 return TRUE;
4031 }
4032 else
4033 {
4034 void* id = NULL;
4035 if (parent) id = (void*) parent->user_data;
4036 wxDataViewItem item( id );
4037
4038 if (!m_wx_model->IsContainer( item ))
4039 return FALSE;
4040
4041 wxGtkTreeModelNode *parent_node = FindNode( parent );
4042 wxASSERT_MSG(parent_node,
4043 "Did you forget a call to ItemAdded()? The parent node is unknown to the wxGtkTreeModel");
4044
4045 BuildBranch( parent_node );
4046
4047 iter->stamp = m_gtk_model->stamp;
4048 iter->user_data = parent_node->GetChildren().Item( n );
4049
4050 return TRUE;
4051 }
4052}
4053
4054gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
4055{
4056 if (m_wx_model->IsVirtualListModel())
4057 {
4058 return FALSE;
4059 }
4060 else
4061 {
4062 wxGtkTreeModelNode *node = FindParentNode( child );
4063 if (!node)
4064 return FALSE;
4065
4066 iter->stamp = m_gtk_model->stamp;
4067 iter->user_data = (gpointer) node->GetItem().GetID();
4068
4069 return TRUE;
4070 }
4071}
4072
4073// item can be deleted already in the model
4074int wxDataViewCtrlInternal::GetIndexOf( const wxDataViewItem &parent, const wxDataViewItem &item )
4075{
4076 if (m_wx_model->IsVirtualListModel())
4077 {
4078 return wxPtrToUInt(item.GetID()) - 1;
4079 }
4080 else
4081 {
4082 wxGtkTreeModelNode *parent_node = FindNode( parent );
4083 wxGtkTreeModelChildren &children = parent_node->GetChildren();
4084 size_t j;
4085 for (j = 0; j < children.GetCount(); j++)
4086 {
4087 if (children[j] == item.GetID())
4088 return j;
4089 }
4090 }
4091 return -1;
4092}
4093
4094
4095static wxGtkTreeModelNode*
4096wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4097{
4098 if( model == NULL )
4099 return NULL;
4100
4101 ItemList list;
4102 list.DeleteContents( true );
4103 wxDataViewItem it( item );
4104
4105 while( it.IsOk() )
4106 {
4107 wxDataViewItem * pItem = new wxDataViewItem( it );
4108 list.Insert( pItem );
4109 it = model->GetParent( it );
4110 }
4111
4112 wxGtkTreeModelNode * node = treeNode;
4113 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4114 {
4115 if( node && node->GetNodes().GetCount() != 0 )
4116 {
4117 int len = node->GetNodes().GetCount();
4118 wxGtkTreeModelNodes &nodes = node->GetNodes();
4119 int j = 0;
4120 for( ; j < len; j ++)
4121 {
4122 if( nodes[j]->GetItem() == *(n->GetData()))
4123 {
4124 node = nodes[j];
4125 break;
4126 }
4127 }
4128
4129 if( j == len )
4130 {
4131 return NULL;
4132 }
4133 }
4134 else
4135 return NULL;
4136 }
4137 return node;
4138
4139}
4140
4141wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
4142{
4143 if (!iter)
4144 return m_root;
4145
4146 wxDataViewItem item( (void*) iter->user_data );
4147 if (!item.IsOk())
4148 return m_root;
4149
4150 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4151
4152/*
4153 if (!result)
4154 {
4155 wxLogDebug( "Not found %p", iter->user_data );
4156 char *crash = NULL;
4157 *crash = 0;
4158 }
4159 // TODO: remove this code
4160*/
4161
4162 return result;
4163}
4164
4165wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
4166{
4167 if (!item.IsOk())
4168 return m_root;
4169
4170 wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
4171
4172/*
4173 if (!result)
4174 {
4175 wxLogDebug( "Not found %p", item.GetID() );
4176 char *crash = NULL;
4177 *crash = 0;
4178 }
4179 // TODO: remove this code
4180*/
4181
4182 return result;
4183}
4184
4185static wxGtkTreeModelNode*
4186wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
4187{
4188 if( model == NULL )
4189 return NULL;
4190
4191 ItemList list;
4192 list.DeleteContents( true );
4193 if( !item.IsOk() )
4194 return NULL;
4195
4196 wxDataViewItem it( model->GetParent( item ) );
4197 while( it.IsOk() )
4198 {
4199 wxDataViewItem * pItem = new wxDataViewItem( it );
4200 list.Insert( pItem );
4201 it = model->GetParent( it );
4202 }
4203
4204 wxGtkTreeModelNode * node = treeNode;
4205 for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
4206 {
4207 if( node && node->GetNodes().GetCount() != 0 )
4208 {
4209 int len = node->GetNodes().GetCount();
4210 wxGtkTreeModelNodes nodes = node->GetNodes();
4211 int j = 0;
4212 for( ; j < len; j ++)
4213 {
4214 if( nodes[j]->GetItem() == *(n->GetData()))
4215 {
4216 node = nodes[j];
4217 break;
4218 }
4219 }
4220
4221 if( j == len )
4222 {
4223 return NULL;
4224 }
4225 }
4226 else
4227 return NULL;
4228 }
4229 //Examine whether the node is item's parent node
4230 int len = node->GetChildCount();
4231 for( int i = 0; i < len ; i ++ )
4232 {
4233 if( node->GetChildren().Item( i ) == item.GetID() )
4234 return node;
4235 }
4236 return NULL;
4237}
4238
4239wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
4240{
4241 if (!iter)
4242 return NULL;
4243
4244 wxDataViewItem item( (void*) iter->user_data );
4245 if (!item.IsOk())
4246 return NULL;
4247
4248 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4249}
4250
4251wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
4252{
4253 if (!item.IsOk())
4254 return NULL;
4255
4256 return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
4257}
4258
4259//-----------------------------------------------------------------------------
4260// wxDataViewCtrl signal callbacks
4261//-----------------------------------------------------------------------------
4262
4263static void
4264wxdataview_selection_changed_callback( GtkTreeSelection* WXUNUSED(selection), wxDataViewCtrl *dv )
4265{
4266 if (!gtk_widget_get_realized(dv->m_widget))
4267 return;
4268
4269 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, dv->GetId() );
4270 event.SetItem( dv->GetSelection() );
4271 event.SetModel( dv->GetModel() );
4272 dv->HandleWindowEvent( event );
4273}
4274
4275static void
4276wxdataview_row_activated_callback( GtkTreeView* WXUNUSED(treeview), GtkTreePath *path,
4277 GtkTreeViewColumn *WXUNUSED(column), wxDataViewCtrl *dv )
4278{
4279 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, dv->GetId() );
4280
4281 wxDataViewItem item(dv->GTKPathToItem(path));
4282 event.SetItem( item );
4283 event.SetModel( dv->GetModel() );
4284 dv->HandleWindowEvent( event );
4285}
4286
4287static gboolean
4288wxdataview_test_expand_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4289 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4290{
4291 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
4292
4293 wxDataViewItem item( (void*) iter->user_data );;
4294 event.SetItem( item );
4295 event.SetModel( dv->GetModel() );
4296 dv->HandleWindowEvent( event );
4297
4298 return !event.IsAllowed();
4299}
4300
4301static void
4302wxdataview_row_expanded_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4303 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4304{
4305 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
4306
4307 wxDataViewItem item( (void*) iter->user_data );;
4308 event.SetItem( item );
4309 event.SetModel( dv->GetModel() );
4310 dv->HandleWindowEvent( event );
4311}
4312
4313static gboolean
4314wxdataview_test_collapse_row_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4315 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4316{
4317 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
4318
4319 wxDataViewItem item( (void*) iter->user_data );;
4320 event.SetItem( item );
4321 event.SetModel( dv->GetModel() );
4322 dv->HandleWindowEvent( event );
4323
4324 return !event.IsAllowed();
4325}
4326
4327static void
4328wxdataview_row_collapsed_callback( GtkTreeView* WXUNUSED(treeview), GtkTreeIter* iter,
4329 GtkTreePath *WXUNUSED(path), wxDataViewCtrl *dv )
4330{
4331 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
4332
4333 wxDataViewItem item( (void*) iter->user_data );;
4334 event.SetItem( item );
4335 event.SetModel( dv->GetModel() );
4336 dv->HandleWindowEvent( event );
4337}
4338
4339//-----------------------------------------------------------------------------
4340 // wxDataViewCtrl
4341//-----------------------------------------------------------------------------
4342
4343void wxDataViewCtrl::AddChildGTK(wxWindowGTK* child)
4344{
4345 GtkWidget* treeview = GtkGetTreeView();
4346
4347 // Insert widget in GtkTreeView
4348 if (gtk_widget_get_realized(treeview))
4349 gtk_widget_set_parent_window( child->m_widget,
4350 gtk_tree_view_get_bin_window( GTK_TREE_VIEW(treeview) ) );
4351 gtk_widget_set_parent( child->m_widget, treeview );
4352}
4353
4354static
4355void gtk_dataviewctrl_size_callback( GtkWidget *WXUNUSED(widget),
4356 GtkAllocation *WXUNUSED(gtk_alloc),
4357 wxDataViewCtrl *win )
4358{
4359 wxWindowList::compatibility_iterator node = win->GetChildren().GetFirst();
4360 while (node)
4361 {
4362 wxWindow *child = node->GetData();
4363
4364 GtkRequisition req;
4365 gtk_widget_size_request( child->m_widget, &req );
4366
4367 GtkAllocation alloc;
4368 alloc.x = child->m_x;
4369 alloc.y = child->m_y;
4370 alloc.width = child->m_width;
4371 alloc.height = child->m_height;
4372 gtk_widget_size_allocate( child->m_widget, &alloc );
4373
4374 node = node->GetNext();
4375 }
4376}
4377
4378
4379//-----------------------------------------------------------------------------
4380// "motion_notify_event"
4381//-----------------------------------------------------------------------------
4382
4383static gboolean
4384gtk_dataview_motion_notify_callback( GtkWidget *WXUNUSED(widget),
4385 GdkEventMotion *gdk_event,
4386 wxDataViewCtrl *dv )
4387{
4388 if (gdk_event->is_hint)
4389 {
4390 int x = 0;
4391 int y = 0;
4392 GdkModifierType state;
4393 gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
4394 gdk_event->x = x;
4395 gdk_event->y = y;
4396 }
4397
4398 wxGtkTreePath path;
4399 GtkTreeViewColumn *column = NULL;
4400 gint cell_x = 0;
4401 gint cell_y = 0;
4402 if (gtk_tree_view_get_path_at_pos(
4403 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4404 (int) gdk_event->x, (int) gdk_event->y,
4405 path.ByRef(),
4406 &column,
4407 &cell_x,
4408 &cell_y))
4409 {
4410 if (path)
4411 {
4412 GtkTreeIter iter;
4413 dv->GtkGetInternal()->get_iter( &iter, path );
4414 }
4415 }
4416
4417
4418 return FALSE;
4419}
4420
4421//-----------------------------------------------------------------------------
4422// "button_press_event"
4423//-----------------------------------------------------------------------------
4424
4425static gboolean
4426gtk_dataview_button_press_callback( GtkWidget *WXUNUSED(widget),
4427 GdkEventButton *gdk_event,
4428 wxDataViewCtrl *dv )
4429{
4430 if ((gdk_event->button == 3) && (gdk_event->type == GDK_BUTTON_PRESS))
4431 {
4432 wxGtkTreePath path;
4433 GtkTreeViewColumn *column = NULL;
4434 gint cell_x = 0;
4435 gint cell_y = 0;
4436 if (gtk_tree_view_get_path_at_pos(
4437 GTK_TREE_VIEW(dv->GtkGetTreeView()),
4438 (int) gdk_event->x, (int) gdk_event->y,
4439 path.ByRef(),
4440 &column,
4441 &cell_x,
4442 &cell_y))
4443 {
4444 if (path)
4445 {
4446 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, dv->GetId() );
4447 event.SetItem(dv->GTKPathToItem(path));
4448 event.SetModel( dv->GetModel() );
4449 return dv->HandleWindowEvent( event );
4450 }
4451 }
4452 }
4453
4454 return FALSE;
4455}
4456
4457IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
4458
4459wxDataViewCtrl::~wxDataViewCtrl()
4460{
4461 // Stop editing before destroying the control to remove any event handlers
4462 // which are added when editing started: if we didn't do this, the base
4463 // class dtor would assert as it checks for any leftover handlers.
4464 if ( m_treeview )
4465 {
4466 GtkTreeViewColumn *col;
4467 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), NULL, &col);
4468
4469 wxDataViewColumn * const wxcol = FromGTKColumn(col);
4470 if ( wxcol )
4471 {
4472 // This won't do anything if we're not editing it
4473 wxcol->GetRenderer()->CancelEditing();
4474 }
4475 }
4476
4477 m_cols.Clear();
4478
4479 delete m_internal;
4480}
4481
4482void wxDataViewCtrl::Init()
4483{
4484 m_internal = NULL;
4485
4486 m_cols.DeleteContents( true );
4487
4488 m_uniformRowHeight = -1;
4489}
4490
4491bool wxDataViewCtrl::Create(wxWindow *parent,
4492 wxWindowID id,
4493 const wxPoint& pos,
4494 const wxSize& size,
4495 long style,
4496 const wxValidator& validator,
4497 const wxString& name)
4498{
4499 if (!PreCreation( parent, pos, size ) ||
4500 !CreateBase( parent, id, pos, size, style, validator, name ))
4501 {
4502 wxFAIL_MSG( wxT("wxDataViewCtrl creation failed") );
4503 return false;
4504 }
4505
4506 m_widget = gtk_scrolled_window_new (NULL, NULL);
4507 g_object_ref(m_widget);
4508
4509 GTKScrolledWindowSetBorder(m_widget, style);
4510
4511 m_treeview = gtk_tree_view_new();
4512 gtk_container_add (GTK_CONTAINER (m_widget), m_treeview);
4513
4514 g_signal_connect (m_treeview, "size_allocate",
4515 G_CALLBACK (gtk_dataviewctrl_size_callback), this);
4516
4517#ifdef __WXGTK26__
4518 if (!gtk_check_version(2,6,0))
4519 {
4520 bool fixed = (style & wxDV_VARIABLE_LINE_HEIGHT) == 0;
4521 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4522 }
4523#endif
4524
4525 if (style & wxDV_MULTIPLE)
4526 {
4527 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4528 gtk_tree_selection_set_mode( selection, GTK_SELECTION_MULTIPLE );
4529 }
4530
4531 gtk_tree_view_set_headers_visible( GTK_TREE_VIEW(m_treeview), (style & wxDV_NO_HEADER) == 0 );
4532
4533#ifdef __WXGTK210__
4534 if (!gtk_check_version(2,10,0))
4535 {
4536 GtkTreeViewGridLines grid = GTK_TREE_VIEW_GRID_LINES_NONE;
4537
4538 if ((style & wxDV_HORIZ_RULES) != 0 &&
4539 (style & wxDV_VERT_RULES) != 0)
4540 grid = GTK_TREE_VIEW_GRID_LINES_BOTH;
4541 else if (style & wxDV_VERT_RULES)
4542 grid = GTK_TREE_VIEW_GRID_LINES_VERTICAL;
4543 else if (style & wxDV_HORIZ_RULES)
4544 grid = GTK_TREE_VIEW_GRID_LINES_HORIZONTAL;
4545
4546 if (grid != GTK_TREE_VIEW_GRID_LINES_NONE)
4547 gtk_tree_view_set_grid_lines( GTK_TREE_VIEW(m_treeview), grid );
4548 }
4549#endif
4550
4551 gtk_tree_view_set_rules_hint( GTK_TREE_VIEW(m_treeview), (style & wxDV_ROW_LINES) != 0 );
4552
4553 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (m_widget),
4554 GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
4555 gtk_widget_show (m_treeview);
4556
4557 m_parent->DoAddChild( this );
4558
4559 PostCreation(size);
4560
4561 GtkEnableSelectionEvents();
4562
4563 g_signal_connect_after (m_treeview, "row-activated",
4564 G_CALLBACK (wxdataview_row_activated_callback), this);
4565
4566 g_signal_connect (m_treeview, "test-collapse-row",
4567 G_CALLBACK (wxdataview_test_collapse_row_callback), this);
4568
4569 g_signal_connect_after (m_treeview, "row-collapsed",
4570 G_CALLBACK (wxdataview_row_collapsed_callback), this);
4571
4572 g_signal_connect (m_treeview, "test-expand-row",
4573 G_CALLBACK (wxdataview_test_expand_row_callback), this);
4574
4575 g_signal_connect_after (m_treeview, "row-expanded",
4576 G_CALLBACK (wxdataview_row_expanded_callback), this);
4577
4578 g_signal_connect (m_treeview, "motion_notify_event",
4579 G_CALLBACK (gtk_dataview_motion_notify_callback), this);
4580
4581 g_signal_connect (m_treeview, "button_press_event",
4582 G_CALLBACK (gtk_dataview_button_press_callback), this);
4583
4584 return true;
4585}
4586
4587wxDataViewItem wxDataViewCtrl::GTKPathToItem(GtkTreePath *path) const
4588{
4589 GtkTreeIter iter;
4590 return wxDataViewItem(path && m_internal->get_iter(&iter, path)
4591 ? iter.user_data
4592 : NULL);
4593}
4594
4595void wxDataViewCtrl::OnInternalIdle()
4596{
4597 wxWindow::OnInternalIdle();
4598
4599 m_internal->OnInternalIdle();
4600
4601 unsigned int cols = GetColumnCount();
4602 unsigned int i;
4603 for (i = 0; i < cols; i++)
4604 {
4605 wxDataViewColumn *col = GetColumn( i );
4606 col->OnInternalIdle();
4607 }
4608
4609 if (m_ensureVisibleDefered.IsOk())
4610 {
4611 ExpandAncestors(m_ensureVisibleDefered);
4612 GtkTreeIter iter;
4613 iter.user_data = (gpointer) m_ensureVisibleDefered.GetID();
4614 wxGtkTreePath path(m_internal->get_path( &iter ));
4615 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
4616 m_ensureVisibleDefered = wxDataViewItem(0);
4617 }
4618}
4619
4620bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4621{
4622 wxDELETE(m_internal);
4623
4624 if (!wxDataViewCtrlBase::AssociateModel( model ))
4625 return false;
4626
4627#ifdef __WXGTK26__
4628 if (!gtk_check_version(2,6,0))
4629 {
4630 bool fixed = (((GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT) == 0) || (model->IsVirtualListModel()));
4631 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), fixed );
4632 }
4633#endif
4634
4635 m_internal = new wxDataViewCtrlInternal( this, model );
4636
4637 return true;
4638}
4639
4640bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4641{
4642 return m_internal->EnableDragSource( format );
4643}
4644
4645bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4646{
4647 return m_internal->EnableDropTarget( format );
4648}
4649
4650bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4651{
4652 if (!wxDataViewCtrlBase::AppendColumn(col))
4653 return false;
4654
4655 m_cols.Append( col );
4656
4657#ifdef __WXGTK26__
4658 if (!gtk_check_version(2,6,0))
4659 {
4660 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4661 GTK_TREE_VIEW_COLUMN_FIXED)
4662 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4663 }
4664#endif
4665
4666 gtk_tree_view_append_column( GTK_TREE_VIEW(m_treeview),
4667 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4668
4669 return true;
4670}
4671
4672bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4673{
4674 if (!wxDataViewCtrlBase::PrependColumn(col))
4675 return false;
4676
4677 m_cols.Insert( col );
4678
4679#ifdef __WXGTK26__
4680 if (!gtk_check_version(2,6,0))
4681 {
4682 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4683 GTK_TREE_VIEW_COLUMN_FIXED)
4684 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4685 }
4686#endif
4687
4688 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4689 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), 0 );
4690
4691 return true;
4692}
4693
4694bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4695{
4696 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4697 return false;
4698
4699 m_cols.Insert( pos, col );
4700
4701#ifdef __WXGTK26__
4702 if (!gtk_check_version(2,6,0))
4703 {
4704 if (gtk_tree_view_column_get_sizing( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) ) !=
4705 GTK_TREE_VIEW_COLUMN_FIXED)
4706 gtk_tree_view_set_fixed_height_mode( GTK_TREE_VIEW(m_treeview), FALSE );
4707 }
4708#endif
4709
4710 gtk_tree_view_insert_column( GTK_TREE_VIEW(m_treeview),
4711 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()), pos );
4712
4713 return true;
4714}
4715
4716unsigned int wxDataViewCtrl::GetColumnCount() const
4717{
4718 return m_cols.GetCount();
4719}
4720
4721wxDataViewColumn* wxDataViewCtrl::FromGTKColumn(GtkTreeViewColumn *gtk_col) const
4722{
4723 if ( !gtk_col )
4724 return NULL;
4725
4726 wxDataViewColumnList::const_iterator iter;
4727 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4728 {
4729 wxDataViewColumn *col = *iter;
4730 if (GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == gtk_col)
4731 {
4732 return col;
4733 }
4734 }
4735
4736 wxFAIL_MSG( "No matching column?" );
4737
4738 return NULL;
4739}
4740
4741wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4742{
4743 GtkTreeViewColumn *gtk_col = gtk_tree_view_get_column( GTK_TREE_VIEW(m_treeview), pos );
4744
4745 return FromGTKColumn(gtk_col);
4746}
4747
4748bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4749{
4750 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4751 GTK_TREE_VIEW_COLUMN(column->GetGtkHandle()) );
4752
4753 m_cols.DeleteObject( column );
4754
4755 return true;
4756}
4757
4758bool wxDataViewCtrl::ClearColumns()
4759{
4760 wxDataViewColumnList::iterator iter;
4761 for (iter = m_cols.begin(); iter != m_cols.end(); ++iter)
4762 {
4763 wxDataViewColumn *col = *iter;
4764 gtk_tree_view_remove_column( GTK_TREE_VIEW(m_treeview),
4765 GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) );
4766 }
4767
4768 m_cols.Clear();
4769
4770 return true;
4771}
4772
4773int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4774{
4775 GtkTreeViewColumn *gtk_column = GTK_TREE_VIEW_COLUMN(column->GetGtkHandle());
4776
4777 GList *list = gtk_tree_view_get_columns( GTK_TREE_VIEW(m_treeview) );
4778
4779 gint pos = g_list_index( list, (gconstpointer) gtk_column );
4780
4781 g_list_free( list );
4782
4783 return pos;
4784}
4785
4786wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4787{
4788 return m_internal->GetDataViewSortColumn();
4789}
4790
4791void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4792{
4793 GtkTreeIter iter;
4794 iter.user_data = item.GetID();
4795 wxGtkTreePath path(m_internal->get_path( &iter ));
4796 gtk_tree_view_expand_row( GTK_TREE_VIEW(m_treeview), path, false );
4797}
4798
4799void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4800{
4801 GtkTreeIter iter;
4802 iter.user_data = item.GetID();
4803 wxGtkTreePath path(m_internal->get_path( &iter ));
4804 gtk_tree_view_collapse_row( GTK_TREE_VIEW(m_treeview), path );
4805}
4806
4807bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4808{
4809 GtkTreeIter iter;
4810 iter.user_data = item.GetID();
4811 wxGtkTreePath path(m_internal->get_path( &iter ));
4812 return gtk_tree_view_row_expanded( GTK_TREE_VIEW(m_treeview), path );
4813}
4814
4815wxDataViewItem wxDataViewCtrl::DoGetCurrentItem() const
4816{
4817 // The tree doesn't have any current item if it hadn't been created yet but
4818 // it's arguably not an error to call this function in this case so just
4819 // return an invalid item without asserting.
4820 if ( !m_treeview )
4821 return wxDataViewItem();
4822
4823 wxGtkTreePath path;
4824 gtk_tree_view_get_cursor(GTK_TREE_VIEW(m_treeview), path.ByRef(), NULL);
4825
4826 return GTKPathToItem(path);
4827}
4828
4829void wxDataViewCtrl::DoSetCurrentItem(const wxDataViewItem& item)
4830{
4831 wxCHECK_RET( m_treeview,
4832 "Current item can't be set before creating the control." );
4833
4834 // We need to make sure the model knows about this item or the path would
4835 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4836 ExpandAncestors(item);
4837
4838 // We also need to preserve the existing selection from changing.
4839 // Unfortunately the only way to do it seems to use our own selection
4840 // function and forbid any selection changes during set cursor call.
4841 wxGtkTreeSelectionLock
4842 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4843
4844 // Do move the cursor now.
4845 GtkTreeIter iter;
4846 iter.user_data = item.GetID();
4847 wxGtkTreePath path(m_internal->get_path( &iter ));
4848
4849 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, NULL, FALSE);
4850}
4851
4852void wxDataViewCtrl::StartEditor(const wxDataViewItem& item, unsigned int column)
4853{
4854 wxCHECK_RET( m_treeview,
4855 "Current item can't be set before creating the control." );
4856
4857 // We need to make sure the model knows about this item or the path would
4858 // be invalid and gtk_tree_view_set_cursor() would silently do nothing.
4859 ExpandAncestors(item);
4860
4861 wxDataViewColumn *dvcolumn = GetColumn(column);
4862 wxASSERT_MSG(dvcolumn, "Could not retrieve column");
4863 GtkTreeViewColumn *gcolumn = GTK_TREE_VIEW_COLUMN(dvcolumn->GetGtkHandle());
4864
4865 // We also need to preserve the existing selection from changing.
4866 // Unfortunately the only way to do it seems to use our own selection
4867 // function and forbid any selection changes during set cursor call.
4868 wxGtkTreeSelectionLock
4869 lock(gtk_tree_view_get_selection(GTK_TREE_VIEW(m_treeview)));
4870
4871 // Do move the cursor now.
4872 GtkTreeIter iter;
4873 iter.user_data = item.GetID();
4874 wxGtkTreePath path(m_internal->get_path( &iter ));
4875
4876 gtk_tree_view_set_cursor(GTK_TREE_VIEW(m_treeview), path, gcolumn, TRUE);
4877}
4878
4879wxDataViewItem wxDataViewCtrl::GetSelection() const
4880{
4881 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4882
4883 if (m_windowStyle & wxDV_MULTIPLE)
4884 {
4885 // Report the first one
4886 GtkTreeModel *model;
4887 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4888
4889 if (list)
4890 {
4891 GtkTreePath *path = (GtkTreePath*) list->data;
4892 wxDataViewItem item(GTKPathToItem(path));
4893
4894 // delete list
4895 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4896 g_list_free( list );
4897
4898 return item;
4899 }
4900 }
4901 else
4902 {
4903 GtkTreeIter iter;
4904 if (gtk_tree_selection_get_selected( selection, NULL, &iter ))
4905 {
4906 wxDataViewItem item( iter.user_data );
4907 return item;
4908 }
4909 }
4910
4911 return wxDataViewItem(0);
4912}
4913
4914int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4915{
4916 sel.Clear();
4917
4918 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4919 if (HasFlag(wxDV_MULTIPLE))
4920 {
4921 GtkTreeModel *model;
4922 GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
4923
4924 int count = 0;
4925 while (list)
4926 {
4927 GtkTreePath *path = (GtkTreePath*) list->data;
4928
4929 sel.Add(GTKPathToItem(path));
4930
4931 list = g_list_next( list );
4932 count++;
4933 }
4934
4935 // delete list
4936 g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
4937 g_list_free( list );
4938
4939 return count;
4940 }
4941 else
4942 {
4943 GtkTreeModel *model;
4944 GtkTreeIter iter;
4945 gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
4946 if (has_selection)
4947 {
4948 sel.Add( wxDataViewItem( (void*) iter.user_data) );
4949 return 1;
4950 }
4951 }
4952
4953 return 0;
4954}
4955
4956void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4957{
4958 GtkDisableSelectionEvents();
4959
4960 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4961
4962 gtk_tree_selection_unselect_all( selection );
4963
4964 wxDataViewItem last_parent;
4965
4966 size_t i;
4967 for (i = 0; i < sel.GetCount(); i++)
4968 {
4969 wxDataViewItem item = sel[i];
4970 wxDataViewItem parent = GetModel()->GetParent( item );
4971 if (parent)
4972 {
4973 if (parent != last_parent)
4974 ExpandAncestors(item);
4975 }
4976 last_parent = parent;
4977
4978 GtkTreeIter iter;
4979 iter.stamp = m_internal->GetGtkModel()->stamp;
4980 iter.user_data = (gpointer) item.GetID();
4981 gtk_tree_selection_select_iter( selection, &iter );
4982 }
4983
4984 GtkEnableSelectionEvents();
4985}
4986
4987void wxDataViewCtrl::Select( const wxDataViewItem & item )
4988{
4989 ExpandAncestors(item);
4990
4991 GtkDisableSelectionEvents();
4992
4993 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
4994
4995 GtkTreeIter iter;
4996 iter.stamp = m_internal->GetGtkModel()->stamp;
4997 iter.user_data = (gpointer) item.GetID();
4998 gtk_tree_selection_select_iter( selection, &iter );
4999
5000 GtkEnableSelectionEvents();
5001}
5002
5003void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
5004{
5005 GtkDisableSelectionEvents();
5006
5007 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5008
5009 GtkTreeIter iter;
5010 iter.stamp = m_internal->GetGtkModel()->stamp;
5011 iter.user_data = (gpointer) item.GetID();
5012 gtk_tree_selection_unselect_iter( selection, &iter );
5013
5014 GtkEnableSelectionEvents();
5015}
5016
5017bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
5018{
5019 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5020
5021 GtkTreeIter iter;
5022 iter.stamp = m_internal->GetGtkModel()->stamp;
5023 iter.user_data = (gpointer) item.GetID();
5024
5025 return gtk_tree_selection_iter_is_selected( selection, &iter );
5026}
5027
5028void wxDataViewCtrl::SelectAll()
5029{
5030 GtkDisableSelectionEvents();
5031
5032 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5033
5034 gtk_tree_selection_select_all( selection );
5035
5036 GtkEnableSelectionEvents();
5037}
5038
5039void wxDataViewCtrl::UnselectAll()
5040{
5041 GtkDisableSelectionEvents();
5042
5043 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5044
5045 gtk_tree_selection_unselect_all( selection );
5046
5047 GtkEnableSelectionEvents();
5048}
5049
5050void wxDataViewCtrl::EnsureVisible(const wxDataViewItem& item,
5051 const wxDataViewColumn *WXUNUSED(column))
5052{
5053 m_ensureVisibleDefered = item;
5054 ExpandAncestors(item);
5055
5056 GtkTreeIter iter;
5057 iter.user_data = (gpointer) item.GetID();
5058 wxGtkTreePath path(m_internal->get_path( &iter ));
5059 gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
5060}
5061
5062void wxDataViewCtrl::HitTest(const wxPoint& point,
5063 wxDataViewItem& item,
5064 wxDataViewColumn *& column) const
5065{
5066 // gtk_tree_view_get_dest_row_at_pos() is the right one. But it does not tell the column.
5067 // gtk_tree_view_get_path_at_pos() is the wrong function. It doesn't mind the header but returns column.
5068 // See http://mail.gnome.org/archives/gtkmm-list/2005-January/msg00080.html
5069 // So we have to use both of them.
5070 // Friedrich Haase 2010-9-20
5071 wxGtkTreePath path, pathScratch;
5072 GtkTreeViewColumn* GtkColumn = NULL;
5073 GtkTreeViewDropPosition pos = GTK_TREE_VIEW_DROP_INTO_OR_AFTER;
5074 gint cell_x = 0;
5075 gint cell_y = 0;
5076
5077 // cannot directly call GtkGetTreeView(), HitTest is const and so is this pointer
5078 wxDataViewCtrl* ctrl = (wxDataViewCtrl*)this; // ugly workaround, ctrl is NOT const
5079 GtkTreeView* treeView = GTK_TREE_VIEW(ctrl->GtkGetTreeView());
5080
5081 // is there possibly a better suited function to get the column?
5082 gtk_tree_view_get_path_at_pos( // and this is the wrong call but it delivers the column
5083 treeView,
5084 (int) point.x, (int) point.y,
5085 pathScratch.ByRef(),
5086 &GtkColumn, // here we get the GtkColumn
5087 &cell_x,
5088 &cell_y );
5089
5090 if ( GtkColumn != NULL )
5091 {
5092 // we got GTK column
5093 // the right call now which takes the header into account
5094 gtk_tree_view_get_dest_row_at_pos( treeView, (int) point.x, (int) point.y, path.ByRef(), &pos);
5095
5096 if (path)
5097 item = wxDataViewItem(GTKPathToItem(path));
5098 // else we got a GTK column but the position is not over an item, e.g. below last item
5099 for ( unsigned int i=0, cols=GetColumnCount(); i<cols; ++i ) // search the wx column
5100 {
5101 wxDataViewColumn* col = GetColumn(i);
5102 if ( GTK_TREE_VIEW_COLUMN(col->GetGtkHandle()) == GtkColumn )
5103 {
5104 column = col; // here we get the wx column
5105 break;
5106 }
5107 }
5108 }
5109 // else no column and thus no item, both null
5110}
5111
5112wxRect
5113wxDataViewCtrl::GetItemRect(const wxDataViewItem& WXUNUSED(item),
5114 const wxDataViewColumn *WXUNUSED(column)) const
5115{
5116 return wxRect();
5117}
5118
5119bool wxDataViewCtrl::SetRowHeight(int rowHeight)
5120{
5121 m_uniformRowHeight = rowHeight;
5122 return true;
5123}
5124
5125void wxDataViewCtrl::DoSetExpanderColumn()
5126{
5127 gtk_tree_view_set_expander_column( GTK_TREE_VIEW(m_treeview),
5128 GTK_TREE_VIEW_COLUMN( GetExpanderColumn()->GetGtkHandle() ) );
5129}
5130
5131void wxDataViewCtrl::DoSetIndent()
5132{
5133}
5134
5135void wxDataViewCtrl::GtkDisableSelectionEvents()
5136{
5137 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5138 g_signal_handlers_disconnect_by_func( selection,
5139 (gpointer) (wxdataview_selection_changed_callback), this);
5140}
5141
5142void wxDataViewCtrl::GtkEnableSelectionEvents()
5143{
5144 GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
5145 g_signal_connect_after (selection, "changed",
5146 G_CALLBACK (wxdataview_selection_changed_callback), this);
5147}
5148
5149// ----------------------------------------------------------------------------
5150// visual attributes stuff
5151// ----------------------------------------------------------------------------
5152
5153// static
5154wxVisualAttributes
5155wxDataViewCtrl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
5156{
5157 return GetDefaultAttributesFromGTKWidget(gtk_tree_view_new);
5158}
5159
5160void wxDataViewCtrl::DoApplyWidgetStyle(GtkRcStyle *style)
5161{
5162 wxDataViewCtrlBase::DoApplyWidgetStyle(style);
5163 gtk_widget_modify_style(m_treeview, style);
5164}
5165
5166#endif // !wxUSE_GENERICDATAVIEWCTRL
5167
5168#endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)