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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: tbargtk.cpp
3 // Purpose: GTK toolbar
4 // Author: Robert Roebling
5 // Modified: 13.12.99 by VZ to derive from wxToolBarBase
6 // RCS-ID: $Id$
7 // Copyright: (c) Robert Roebling
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // ============================================================================
12 // declarations
13 // ============================================================================
14
15 // ----------------------------------------------------------------------------
16 // headers
17 // ----------------------------------------------------------------------------
18
19 #ifdef __GNUG__
20 #pragma implementation "tbargtk.h"
21 #endif
22
23 #include "wx/toolbar.h"
24
25 #if wxUSE_TOOLBAR_NATIVE
26
27 #include "wx/frame.h"
28
29 #include <glib.h>
30 #include "wx/gtk/private.h"
31
32 extern GdkFont *GtkGetDefaultGuiFont();
33
34 // ----------------------------------------------------------------------------
35 // globals
36 // ----------------------------------------------------------------------------
37
38 // idle system
39 extern void wxapp_install_idle_handler();
40 extern bool g_isIdle;
41
42 // data
43 extern bool g_blockEventsOnDrag;
44 extern wxCursor g_globalCursor;
45
46 // ----------------------------------------------------------------------------
47 // private functions
48 // ----------------------------------------------------------------------------
49
50 // translate wxWindows toolbar style flags to GTK orientation and style
51 static void GetGtkStyle(long style,
52 GtkOrientation *orient, GtkToolbarStyle *gtkStyle)
53 {
54 *orient = style & wxTB_VERTICAL ? GTK_ORIENTATION_VERTICAL
55 : GTK_ORIENTATION_HORIZONTAL;
56
57
58 if ( style & wxTB_TEXT )
59 {
60 *gtkStyle = style & wxTB_NOICONS ? GTK_TOOLBAR_TEXT : GTK_TOOLBAR_BOTH;
61 }
62 else // no text, hence we must have the icons or what would we show?
63 {
64 *gtkStyle = GTK_TOOLBAR_ICONS;
65 }
66 }
67
68 // ----------------------------------------------------------------------------
69 // wxToolBarTool
70 // ----------------------------------------------------------------------------
71
72 class wxToolBarTool : public wxToolBarToolBase
73 {
74 public:
75 wxToolBarTool(wxToolBar *tbar,
76 int id,
77 const wxString& label,
78 const wxBitmap& bitmap1,
79 const wxBitmap& bitmap2,
80 wxItemKind kind,
81 wxObject *clientData,
82 const wxString& shortHelpString,
83 const wxString& longHelpString)
84 : wxToolBarToolBase(tbar, id, label, bitmap1, bitmap2, kind,
85 clientData, shortHelpString, longHelpString)
86 {
87 Init();
88 }
89
90 wxToolBarTool(wxToolBar *tbar, wxControl *control)
91 : wxToolBarToolBase(tbar, control)
92 {
93 Init();
94 }
95
96 // is this a radio button?
97 //
98 // unlike GetKind(), can be called for any kind of tools, not just buttons
99 bool IsRadio() const { return IsButton() && GetKind() == wxITEM_RADIO; }
100
101 // this is only called for the normal buttons, i.e. not separators nor
102 // controls
103 GtkToolbarChildType GetGtkChildType() const
104 {
105 switch ( GetKind() )
106 {
107 case wxITEM_CHECK:
108 return GTK_TOOLBAR_CHILD_TOGGLEBUTTON;
109
110 case wxITEM_RADIO:
111 return GTK_TOOLBAR_CHILD_RADIOBUTTON;
112
113 default:
114 wxFAIL_MSG( _T("unknown toolbar child type") );
115 // fall through
116
117 case wxITEM_NORMAL:
118 return GTK_TOOLBAR_CHILD_BUTTON;
119 }
120 }
121
122 GtkWidget *m_item;
123 GtkWidget *m_pixmap;
124
125 protected:
126 void Init();
127 };
128
129 // ----------------------------------------------------------------------------
130 // wxWin macros
131 // ----------------------------------------------------------------------------
132
133 IMPLEMENT_DYNAMIC_CLASS(wxToolBar, wxToolBarBase)
134
135 // ============================================================================
136 // implementation
137 // ============================================================================
138
139 //-----------------------------------------------------------------------------
140 // "clicked" (internal from gtk_toolbar)
141 //-----------------------------------------------------------------------------
142
143 static void gtk_toolbar_callback( GtkWidget *WXUNUSED(widget),
144 wxToolBarTool *tool )
145 {
146 if (g_isIdle)
147 wxapp_install_idle_handler();
148
149 wxToolBar *tbar = (wxToolBar *)tool->GetToolBar();
150
151 if (tbar->m_blockEvent) return;
152
153 if (g_blockEventsOnDrag) return;
154 if (!tool->IsEnabled()) return;
155
156 if (tool->CanBeToggled())
157 {
158 tool->Toggle();
159
160 wxBitmap bitmap = tool->GetBitmap();
161 if ( bitmap.Ok() )
162 {
163 GtkPixmap *pixmap = GTK_PIXMAP( tool->m_pixmap );
164
165 GdkBitmap *mask = bitmap.GetMask() ? bitmap.GetMask()->GetBitmap()
166 : (GdkBitmap *)NULL;
167
168 gtk_pixmap_set( pixmap, bitmap.GetPixmap(), mask );
169 }
170
171 if ( tool->IsRadio() && !tool->IsToggled() )
172 {
173 // radio button went up, don't report this as a wxWin event
174 return;
175 }
176 }
177
178 tbar->OnLeftClick( tool->GetId(), tool->IsToggled() );
179 }
180
181 //-----------------------------------------------------------------------------
182 // "enter_notify_event" / "leave_notify_event"
183 //-----------------------------------------------------------------------------
184
185 static gint gtk_toolbar_tool_callback( GtkWidget *WXUNUSED(widget),
186 GdkEventCrossing *gdk_event,
187 wxToolBarTool *tool )
188 {
189 if (g_isIdle) wxapp_install_idle_handler();
190
191 if (g_blockEventsOnDrag) return TRUE;
192
193 wxToolBar *tb = (wxToolBar *)tool->GetToolBar();
194
195 // emit the event
196 if( gdk_event->type == GDK_ENTER_NOTIFY )
197 tb->OnMouseEnter( tool->GetId() );
198 else
199 tb->OnMouseEnter( -1 );
200
201 return FALSE;
202 }
203
204 //-----------------------------------------------------------------------------
205 // InsertChild callback for wxToolBar
206 //-----------------------------------------------------------------------------
207
208 static void wxInsertChildInToolBar( wxToolBar* WXUNUSED(parent),
209 wxWindow* WXUNUSED(child) )
210 {
211 // we don't do anything here
212 }
213
214 // ----------------------------------------------------------------------------
215 // wxToolBarTool
216 // ----------------------------------------------------------------------------
217
218 void wxToolBarTool::Init()
219 {
220 m_item =
221 m_pixmap = (GtkWidget *)NULL;
222 }
223
224 wxToolBarToolBase *wxToolBar::CreateTool(int id,
225 const wxString& text,
226 const wxBitmap& bitmap1,
227 const wxBitmap& bitmap2,
228 wxItemKind kind,
229 wxObject *clientData,
230 const wxString& shortHelpString,
231 const wxString& longHelpString)
232 {
233 return new wxToolBarTool(this, id, text, bitmap1, bitmap2, kind,
234 clientData, shortHelpString, longHelpString);
235 }
236
237 wxToolBarToolBase *wxToolBar::CreateTool(wxControl *control)
238 {
239 return new wxToolBarTool(this, control);
240 }
241
242 //-----------------------------------------------------------------------------
243 // wxToolBar construction
244 //-----------------------------------------------------------------------------
245
246 void wxToolBar::Init()
247 {
248 m_fg =
249 m_bg = (GdkColor *)NULL;
250 m_toolbar = (GtkToolbar *)NULL;
251 m_blockEvent = FALSE;
252 }
253
254 wxToolBar::~wxToolBar()
255 {
256 delete m_fg;
257 delete m_bg;
258 }
259
260 bool wxToolBar::Create( wxWindow *parent,
261 wxWindowID id,
262 const wxPoint& pos,
263 const wxSize& size,
264 long style,
265 const wxString& name )
266 {
267 m_needParent = TRUE;
268 m_insertCallback = (wxInsertChildFunction)wxInsertChildInToolBar;
269
270 if ( !PreCreation( parent, pos, size ) ||
271 !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
272 {
273 wxFAIL_MSG( wxT("wxToolBar creation failed") );
274
275 return FALSE;
276 }
277
278 #ifdef __WXGTK20__
279 m_toolbar = GTK_TOOLBAR( gtk_toolbar_new() );
280 GtkSetStyle();
281
282 // Doesn't work this way.
283 // GtkToolbarSpaceStyle space_style = GTK_TOOLBAR_SPACE_EMPTY;
284 // gtk_widget_style_set (GTK_WIDGET (m_toolbar), "space_style", &space_style, NULL);
285 #else
286 GtkOrientation orient;
287 GtkToolbarStyle gtkStyle;
288 GetGtkStyle(style, &orient, &gtkStyle);
289
290 m_toolbar = GTK_TOOLBAR( gtk_toolbar_new(orient, gtkStyle) );
291 #endif
292
293 SetToolSeparation(7);
294
295 if (style & wxTB_DOCKABLE)
296 {
297 m_widget = gtk_handle_box_new();
298 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
299 gtk_widget_show( GTK_WIDGET(m_toolbar) );
300
301 if (style & wxTB_FLAT)
302 gtk_handle_box_set_shadow_type( GTK_HANDLE_BOX(m_widget), GTK_SHADOW_NONE );
303 }
304 else
305 {
306 m_widget = gtk_event_box_new();
307 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
308 ConnectWidget( m_widget );
309 gtk_widget_show(GTK_WIDGET(m_toolbar));
310 }
311
312 gtk_toolbar_set_tooltips( GTK_TOOLBAR(m_toolbar), TRUE );
313
314 // FIXME: there is no such function for toolbars in 2.0
315 #ifndef __WXGTK20__
316 if (style & wxTB_FLAT)
317 gtk_toolbar_set_button_relief( GTK_TOOLBAR(m_toolbar), GTK_RELIEF_NONE );
318 #endif
319
320
321 m_fg = new GdkColor;
322 m_fg->red = 0;
323 m_fg->green = 0;
324 m_fg->blue = 0;
325 wxColour fg(0,0,0);
326 fg.CalcPixel( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ) );
327 m_fg->pixel = fg.GetPixel();
328
329 m_bg = new GdkColor;
330 m_bg->red = 65535;
331 m_bg->green = 65535;
332 m_bg->blue = 49980;
333 wxColour bg(255,255,196);
334 bg.CalcPixel( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ) );
335 m_bg->pixel = bg.GetPixel();
336
337 gtk_tooltips_force_window( GTK_TOOLBAR(m_toolbar)->tooltips );
338
339 GtkStyle *g_style =
340 gtk_style_copy(
341 gtk_widget_get_style(
342 GTK_TOOLBAR(m_toolbar)->tooltips->tip_window ) );
343
344 g_style->bg[GTK_STATE_NORMAL] = *m_bg;
345
346 gtk_widget_set_style( GTK_TOOLBAR(m_toolbar)->tooltips->tip_window, g_style );
347
348 m_parent->DoAddChild( this );
349
350 PostCreation();
351
352 Show( TRUE );
353
354 return TRUE;
355 }
356
357 void wxToolBar::GtkSetStyle()
358 {
359 GtkOrientation orient;
360 GtkToolbarStyle style;
361 GetGtkStyle(GetWindowStyle(), &orient, &style);
362
363 gtk_toolbar_set_orientation(m_toolbar, orient);
364 gtk_toolbar_set_style(m_toolbar, style);
365 }
366
367 void wxToolBar::SetWindowStyleFlag( long style )
368 {
369 wxToolBarBase::SetWindowStyleFlag(style);
370
371 if ( m_toolbar )
372 GtkSetStyle();
373 }
374
375 bool wxToolBar::DoInsertTool(size_t pos, wxToolBarToolBase *toolBase)
376 {
377 wxToolBarTool *tool = (wxToolBarTool *)toolBase;
378
379 #ifndef __WXGTK20__
380 // if we have inserted a space before all the tools we must change the GTK
381 // index by 1
382 size_t posGtk = m_xMargin > 1 ? pos + 1 : pos;
383 #else
384 size_t posGtk = pos;
385 #endif
386
387 if ( tool->IsButton() )
388 {
389 if ( !HasFlag(wxTB_NOICONS) )
390 {
391 wxBitmap bitmap = tool->GetNormalBitmap();
392
393 wxCHECK_MSG( bitmap.Ok(), FALSE,
394 wxT("invalid bitmap for wxToolBar icon") );
395
396 wxCHECK_MSG( bitmap.GetBitmap() == NULL, FALSE,
397 wxT("wxToolBar doesn't support GdkBitmap") );
398
399 wxCHECK_MSG( bitmap.GetPixmap() != NULL, FALSE,
400 wxT("wxToolBar::Add needs a wxBitmap") );
401
402 GtkWidget *tool_pixmap = (GtkWidget *)NULL;
403
404 GdkPixmap *pixmap = bitmap.GetPixmap();
405
406 GdkBitmap *mask = (GdkBitmap *)NULL;
407 if ( bitmap.GetMask() )
408 mask = bitmap.GetMask()->GetBitmap();
409
410 tool_pixmap = gtk_pixmap_new( pixmap, mask );
411 gtk_pixmap_set_build_insensitive( GTK_PIXMAP(tool_pixmap), TRUE );
412
413 gtk_misc_set_alignment( GTK_MISC(tool_pixmap), 0.5, 0.5 );
414
415 tool->m_pixmap = tool_pixmap;
416 }
417 }
418
419 switch ( tool->GetStyle() )
420 {
421 case wxTOOL_STYLE_BUTTON:
422 // for a radio button we need the widget which starts the radio
423 // group it belongs to, i.e. the first radio button immediately
424 // preceding this one
425 {
426 GtkWidget *widget = NULL;
427
428 if ( tool->IsRadio() )
429 {
430 wxToolBarToolsList::Node *node = pos ? m_tools.Item(pos - 1)
431 : NULL;
432 while ( node )
433 {
434 wxToolBarTool *tool = (wxToolBarTool *)node->GetData();
435 if ( !tool->IsRadio() )
436 break;
437
438 widget = tool->m_item;
439
440 node = node->GetPrevious();
441 }
442
443 if ( !widget )
444 {
445 // this is the first button in the radio button group,
446 // it will be toggled automatically by GTK so bring the
447 // internal flag in sync
448 tool->Toggle(TRUE);
449 }
450 }
451
452 tool->m_item = gtk_toolbar_insert_element
453 (
454 m_toolbar,
455 tool->GetGtkChildType(),
456 widget,
457 tool->GetLabel().empty()
458 ? NULL
459 : (const char*) wxGTK_CONV( tool->GetLabel() ),
460 tool->GetShortHelp().empty()
461 ? NULL
462 : (const char*) wxGTK_CONV( tool->GetShortHelp() ),
463 "", // tooltip_private_text (?)
464 tool->m_pixmap,
465 (GtkSignalFunc)gtk_toolbar_callback,
466 (gpointer)tool,
467 posGtk
468 );
469
470 if ( !tool->m_item )
471 {
472 wxFAIL_MSG( _T("gtk_toolbar_insert_element() failed") );
473
474 return FALSE;
475 }
476
477 gtk_signal_connect( GTK_OBJECT(tool->m_item),
478 "enter_notify_event",
479 GTK_SIGNAL_FUNC(gtk_toolbar_tool_callback),
480 (gpointer)tool );
481 gtk_signal_connect( GTK_OBJECT(tool->m_item),
482 "leave_notify_event",
483 GTK_SIGNAL_FUNC(gtk_toolbar_tool_callback),
484 (gpointer)tool );
485 }
486 break;
487
488 case wxTOOL_STYLE_SEPARATOR:
489 gtk_toolbar_insert_space( m_toolbar, posGtk );
490
491 // skip the rest
492 return TRUE;
493
494 case wxTOOL_STYLE_CONTROL:
495 gtk_toolbar_insert_widget(
496 m_toolbar,
497 tool->GetControl()->m_widget,
498 (const char *) NULL,
499 (const char *) NULL,
500 posGtk
501 );
502 break;
503 }
504
505 GtkRequisition req;
506 (* GTK_WIDGET_CLASS( GTK_OBJECT_GET_CLASS(m_widget) )->size_request )
507 (m_widget, &req );
508 m_width = req.width + m_xMargin;
509 m_height = req.height + 2*m_yMargin;
510
511 return TRUE;
512 }
513
514 bool wxToolBar::DoDeleteTool(size_t WXUNUSED(pos), wxToolBarToolBase *toolBase)
515 {
516 wxToolBarTool *tool = (wxToolBarTool *)toolBase;
517
518 switch ( tool->GetStyle() )
519 {
520 case wxTOOL_STYLE_CONTROL:
521 tool->GetControl()->Destroy();
522 break;
523
524 case wxTOOL_STYLE_BUTTON:
525 gtk_widget_destroy( tool->m_item );
526 break;
527
528 //case wxTOOL_STYLE_SEPARATOR: -- nothing to do
529 }
530
531 return TRUE;
532 }
533
534 // ----------------------------------------------------------------------------
535 // wxToolBar tools state
536 // ----------------------------------------------------------------------------
537
538 void wxToolBar::DoEnableTool(wxToolBarToolBase *toolBase, bool enable)
539 {
540 wxToolBarTool *tool = (wxToolBarTool *)toolBase;
541
542 if (tool->m_item)
543 {
544 gtk_widget_set_sensitive( tool->m_item, enable );
545 }
546 }
547
548 void wxToolBar::DoToggleTool( wxToolBarToolBase *toolBase, bool toggle )
549 {
550 wxToolBarTool *tool = (wxToolBarTool *)toolBase;
551
552 GtkWidget *item = tool->m_item;
553 if ( item && GTK_IS_TOGGLE_BUTTON(item) )
554 {
555 wxBitmap bitmap = tool->GetBitmap();
556 if ( bitmap.Ok() )
557 {
558 GtkPixmap *pixmap = GTK_PIXMAP( tool->m_pixmap );
559
560 GdkBitmap *mask = bitmap.GetMask() ? bitmap.GetMask()->GetBitmap()
561 : (GdkBitmap *)NULL;
562
563 gtk_pixmap_set( pixmap, bitmap.GetPixmap(), mask );
564 }
565
566 m_blockEvent = TRUE;
567
568 gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(item), toggle );
569
570 m_blockEvent = FALSE;
571 }
572 }
573
574 void wxToolBar::DoSetToggle(wxToolBarToolBase * WXUNUSED(tool),
575 bool WXUNUSED(toggle))
576 {
577 // VZ: absolutely no idea about how to do it
578 wxFAIL_MSG( _T("not implemented") );
579 }
580
581 // ----------------------------------------------------------------------------
582 // wxToolBar geometry
583 // ----------------------------------------------------------------------------
584
585 wxToolBarToolBase *wxToolBar::FindToolForPosition(wxCoord WXUNUSED(x),
586 wxCoord WXUNUSED(y)) const
587 {
588 // VZ: GTK+ doesn't seem to have such thing
589 wxFAIL_MSG( _T("wxToolBar::FindToolForPosition() not implemented") );
590
591 return (wxToolBarToolBase *)NULL;
592 }
593
594 void wxToolBar::SetMargins( int x, int y )
595 {
596 wxCHECK_RET( GetToolsCount() == 0,
597 wxT("wxToolBar::SetMargins must be called before adding tools.") );
598
599 #ifndef __WXGTK20__
600 if (x > 1)
601 gtk_toolbar_append_space( m_toolbar ); // oh well
602 #endif
603
604 m_xMargin = x;
605 m_yMargin = y;
606 }
607
608 void wxToolBar::SetToolSeparation( int separation )
609 {
610 // FIXME: this function disappeared
611 #ifndef __WXGTK20__
612 gtk_toolbar_set_space_size( m_toolbar, separation );
613 #endif
614
615 m_toolSeparation = separation;
616 }
617
618 void wxToolBar::SetToolShortHelp( int id, const wxString& helpString )
619 {
620 wxToolBarTool *tool = (wxToolBarTool *)FindById(id);
621
622 if ( tool )
623 {
624 (void)tool->SetShortHelp(helpString);
625 gtk_tooltips_set_tip(m_toolbar->tooltips, tool->m_item,
626 wxGTK_CONV( helpString ), "");
627 }
628 }
629
630 // ----------------------------------------------------------------------------
631 // wxToolBar idle handling
632 // ----------------------------------------------------------------------------
633
634 void wxToolBar::OnInternalIdle()
635 {
636 wxCursor cursor = m_cursor;
637 if (g_globalCursor.Ok()) cursor = g_globalCursor;
638
639 if (cursor.Ok())
640 {
641 /* I now set the cursor the anew in every OnInternalIdle call
642 as setting the cursor in a parent window also effects the
643 windows above so that checking for the current cursor is
644 not possible. */
645
646 if (HasFlag(wxTB_DOCKABLE) && (m_widget->window))
647 {
648 /* if the toolbar is dockable, then m_widget stands for the
649 GtkHandleBox widget, which uses its own window so that we
650 can set the cursor for it. if the toolbar is not dockable,
651 m_widget comes from m_toolbar which uses its parent's
652 window ("windowless windows") and thus we cannot set the
653 cursor. */
654 gdk_window_set_cursor( m_widget->window, cursor.GetCursor() );
655 }
656
657 wxToolBarToolsList::Node *node = m_tools.GetFirst();
658 while ( node )
659 {
660 wxToolBarTool *tool = (wxToolBarTool *)node->GetData();
661 node = node->GetNext();
662
663 GtkWidget *item = tool->m_item;
664 if ( item )
665 {
666 GdkWindow *window = item->window;
667
668 if ( window )
669 {
670 gdk_window_set_cursor( window, cursor.GetCursor() );
671 }
672 }
673 }
674 }
675
676 if (wxUpdateUIEvent::CanUpdate(this))
677 UpdateWindowUI(wxUPDATE_UI_FROMIDLE);
678 }
679
680 #endif // wxUSE_TOOLBAR_NATIVE