src/gtk/tbargtk.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tbargtk.cpp
   3 // Purpose:     GTK toolbar
   4 // Author:      Robert Roebling
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "tbargtk.h"
  12 #endif
  13
  14 #include "wx/toolbar.h"
  15 #include "wx/frame.h"
  16
  17 #include "glib.h"
  18 #include "gdk/gdk.h"
  19 #include "gtk/gtk.h"
  20
  21 //-----------------------------------------------------------------------------
  22 // data
  23 //-----------------------------------------------------------------------------
  24
  25 extern bool   g_blockEventsOnDrag;
  26
  27 //-----------------------------------------------------------------------------
  28 // "clicked" (internal from gtk_toolbar)
  29 //-----------------------------------------------------------------------------
  30
  31 static void gtk_toolbar_callback( GtkWidget *WXUNUSED(widget), wxToolBarTool *tool )
  32 {
  33     if (g_blockEventsOnDrag) return;
  34     if (!tool->m_enabled) return;
  35
  36     if (tool->m_isToggle) tool->m_toggleState = !tool->m_toggleState;
  37
  38     tool->m_owner->OnLeftClick( tool->m_index, tool->m_toggleState );
  39 }
  40
  41 //-----------------------------------------------------------------------------
  42 // "enter_notify_event"
  43 //-----------------------------------------------------------------------------
  44
  45 static gint gtk_toolbar_enter_callback( GtkWidget *WXUNUSED(widget),
  46   GdkEventCrossing *WXUNUSED(gdk_event), wxToolBarTool *tool )
  47 {
  48     if (g_blockEventsOnDrag) return TRUE;
  49
  50     /* we grey-out the tip text of disabled tool */
  51
  52     wxToolBar *tb = tool->m_owner;
  53
  54     if (tool->m_enabled)
  55     {
  56         if (tb->m_fg->red != 0)
  57         {
  58             tb->m_fg->red = 0;
  59             tb->m_fg->green = 0;
  60             tb->m_fg->blue = 0;
  61             gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(tb->m_toolbar) ), tb->m_fg );
  62             gtk_tooltips_set_colors( GTK_TOOLBAR(tb->m_toolbar)->tooltips, tb->m_bg, tb->m_fg );
  63         }
  64     }
  65     else
  66     {
  67         if (tb->m_fg->red == 0)
  68         {
  69             tb->m_fg->red = 33000;
  70             tb->m_fg->green = 33000;
  71             tb->m_fg->blue = 33000;
  72             gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(tb->m_toolbar) ), tb->m_fg );
  73             gtk_tooltips_set_colors( GTK_TOOLBAR(tb->m_toolbar)->tooltips, tb->m_bg, tb->m_fg );
  74         }
  75     }
  76
  77     /* emit the event */
  78
  79     tb->OnMouseEnter( tool->m_index );
  80
  81     return FALSE;
  82 }
  83
  84 //-----------------------------------------------------------------------------
  85 // wxToolBar
  86 //-----------------------------------------------------------------------------
  87
  88 IMPLEMENT_DYNAMIC_CLASS(wxToolBar,wxControl)
  89
  90 BEGIN_EVENT_TABLE(wxToolBar, wxControl)
  91   EVT_IDLE(wxToolBar::OnIdle)
  92 END_EVENT_TABLE()
  93
  94 wxToolBar::wxToolBar()
  95 {
  96 }
  97
  98 wxToolBar::wxToolBar( wxWindow *parent, wxWindowID id,
  99   const wxPoint& pos, const wxSize& size,
 100   long style, const wxString& name )
 101 {
 102     Create( parent, id, pos, size, style, name );
 103 }
 104
 105 wxToolBar::~wxToolBar()
 106 {
 107     delete m_fg;
 108     delete m_bg;
 109 }
 110
 111 bool wxToolBar::Create( wxWindow *parent, wxWindowID id,
 112   const wxPoint& pos, const wxSize& size,
 113   long style, const wxString& name )
 114 {
 115     m_needParent = TRUE;
 116
 117     PreCreation( parent, id, pos, size, style, name );
 118
 119     m_tools.DeleteContents( TRUE );
 120
 121     m_toolbar = GTK_TOOLBAR( gtk_toolbar_new( GTK_ORIENTATION_HORIZONTAL,
 122                                               GTK_TOOLBAR_ICONS ) );
 123
 124     m_separation = 5;
 125     gtk_toolbar_set_space_size( m_toolbar, m_separation );
 126     m_hasToolAlready = FALSE;
 127
 128     if (style & wxTB_DOCKABLE)
 129     {
 130         m_widget = gtk_handle_box_new();
 131         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
 132         gtk_widget_show( GTK_WIDGET(m_toolbar) );
 133     }
 134     else
 135     {
 136         m_widget = GTK_WIDGET(m_toolbar);
 137     }
 138
 139     gtk_toolbar_set_tooltips( GTK_TOOLBAR(m_toolbar), TRUE );
 140
 141     m_fg = new GdkColor;
 142     m_fg->red = 0;
 143     m_fg->green = 0;
 144     m_fg->blue = 0;
 145     gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ), m_fg );
 146
 147     m_bg = new GdkColor;
 148     m_bg->red = 65535;
 149     m_bg->green = 65535;
 150     m_bg->blue = 50000;
 151     gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ), m_bg );
 152
 153     gtk_tooltips_set_colors( GTK_TOOLBAR(m_toolbar)->tooltips, m_bg, m_fg );
 154
 155     m_xMargin = 0;
 156     m_yMargin = 0;
 157
 158     m_parent->AddChild( this );
 159
 160     (m_parent->m_insertCallback)( m_parent, this );
 161
 162     PostCreation();
 163
 164     Show( TRUE );
 165
 166     return TRUE;
 167 }
 168
 169 bool wxToolBar::OnLeftClick( int toolIndex, bool toggleDown )
 170 {
 171     wxCommandEvent event( wxEVT_COMMAND_TOOL_CLICKED, toolIndex );
 172     event.SetEventObject(this);
 173     event.SetInt( toolIndex );
 174     event.SetExtraLong((long) toggleDown);
 175
 176     GetEventHandler()->ProcessEvent(event);
 177
 178     return TRUE;
 179 }
 180
 181 void wxToolBar::OnRightClick( int toolIndex, float WXUNUSED(x), float WXUNUSED(y) )
 182 {
 183     wxCommandEvent event( wxEVT_COMMAND_TOOL_RCLICKED, toolIndex );
 184     event.SetEventObject( this );
 185     event.SetInt( toolIndex );
 186
 187     GetEventHandler()->ProcessEvent(event);
 188 }
 189
 190 void wxToolBar::OnMouseEnter( int toolIndex )
 191 {
 192     wxCommandEvent event( wxEVT_COMMAND_TOOL_ENTER, GetId() );
 193     event.SetEventObject(this);
 194     event.SetInt( toolIndex );
 195
 196     GetEventHandler()->ProcessEvent(event);
 197 }
 198
 199 wxToolBarTool *wxToolBar::AddTool( int toolIndex, const wxBitmap& bitmap,
 200   const wxBitmap& pushedBitmap, bool toggle,
 201   float WXUNUSED(xPos), float WXUNUSED(yPos), wxObject *clientData,
 202   const wxString& helpString1, const wxString& helpString2 )
 203 {
 204     m_hasToolAlready = TRUE;
 205
 206     wxCHECK_MSG( bitmap.Ok(), (wxToolBarTool *)NULL,
 207                  _T("invalid bitmap for wxToolBar icon") );
 208
 209     wxCHECK_MSG( bitmap.GetBitmap() == NULL, (wxToolBarTool *)NULL,
 210                  _T("wxToolBar doesn't support GdkBitmap") );
 211
 212     wxCHECK_MSG( bitmap.GetPixmap() != NULL, (wxToolBarTool *)NULL,
 213                  _T("wxToolBar::Add needs a wxBitmap") );
 214
 215     GtkWidget *tool_pixmap = (GtkWidget *)NULL;
 216
 217     GdkPixmap *pixmap = bitmap.GetPixmap();
 218
 219     GdkBitmap *mask = (GdkBitmap *)NULL;
 220     if ( bitmap.GetMask() )
 221       mask = bitmap.GetMask()->GetBitmap();
 222
 223     tool_pixmap = gtk_pixmap_new( pixmap, mask );
 224
 225     gtk_misc_set_alignment( GTK_MISC(tool_pixmap), 0.5, 0.5 );
 226
 227     wxToolBarTool *tool = new wxToolBarTool( this, toolIndex, bitmap, pushedBitmap,
 228                                              toggle, clientData,
 229                                              helpString1, helpString2,
 230                                              tool_pixmap );
 231
 232     GtkToolbarChildType ctype = toggle ? GTK_TOOLBAR_CHILD_TOGGLEBUTTON
 233                                        : GTK_TOOLBAR_CHILD_BUTTON;
 234
 235     GtkWidget *item = gtk_toolbar_append_element
 236                      (
 237                       GTK_TOOLBAR(m_toolbar),
 238                       ctype,
 239                       (GtkWidget *)NULL,
 240                       (const char *)NULL,
 241                       helpString1.mbc_str(),
 242                       "",
 243                       tool_pixmap,
 244                       (GtkSignalFunc)gtk_toolbar_callback,
 245                       (gpointer)tool
 246                      );
 247
 248     tool->m_item = item;
 249
 250     gtk_signal_connect( GTK_OBJECT(tool->m_item),
 251                         "enter_notify_event",
 252                         GTK_SIGNAL_FUNC(gtk_toolbar_enter_callback),
 253                         (gpointer)tool );
 254
 255     m_tools.Append( tool );
 256
 257     return tool;
 258 }
 259
 260 void wxToolBar::AddSeparator()
 261 {
 262     gtk_toolbar_append_space( m_toolbar );
 263 }
 264
 265 void wxToolBar::ClearTools()
 266 {
 267     wxFAIL_MSG( _T("wxToolBar::ClearTools not implemented") );
 268 }
 269
 270 bool wxToolBar::Realize()
 271 {
 272     m_x = 0;
 273     m_y = 0;
 274     m_width = 100;
 275     m_height = 0;
 276
 277     wxNode *node = m_tools.First();
 278     while (node)
 279     {
 280         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 281         if (tool->m_bitmap1.Ok())
 282         {
 283             int tool_height = tool->m_bitmap1.GetHeight();
 284             if (tool_height > m_height) m_height = tool_height;
 285         }
 286
 287         node = node->Next();
 288     }
 289
 290     m_height += 5 + 2*m_yMargin;
 291
 292     return TRUE;
 293 }
 294
 295 void wxToolBar::EnableTool(int toolIndex, bool enable)
 296 {
 297     wxNode *node = m_tools.First();
 298     while (node)
 299     {
 300         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 301         if (tool->m_index == toolIndex)
 302         {
 303             tool->m_enabled = enable;
 304
 305 /*   we don't disable the tools for now as the bitmaps don't get
 306      greyed anyway and this also disables tooltips
 307
 308             if (tool->m_item)
 309                 gtk_widget_set_sensitive( tool->m_item, enable );
 310 */
 311
 312             return;
 313         }
 314         node = node->Next();
 315     }
 316
 317     wxFAIL_MSG( _T("wrong toolbar index") );
 318 }
 319
 320 void wxToolBar::ToggleTool( int toolIndex, bool toggle )
 321 {
 322     wxNode *node = m_tools.First();
 323     while (node)
 324     {
 325         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 326         if (tool->m_index == toolIndex)
 327         {
 328             tool->m_toggleState = toggle;
 329             if ((tool->m_item) && (GTK_IS_TOGGLE_BUTTON(tool->m_item)))
 330                 gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(tool->m_item), toggle );
 331             return;
 332         }
 333         node = node->Next();
 334     }
 335
 336     wxFAIL_MSG( _T("wrong toolbar index") );
 337 }
 338
 339 wxObject *wxToolBar::GetToolClientData( int index ) const
 340 {
 341     wxNode *node = m_tools.First();
 342     while (node)
 343     {
 344         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 345         if (tool->m_index == index) return tool->m_clientData;;
 346         node = node->Next();
 347     }
 348
 349     wxFAIL_MSG( _T("wrong toolbar index") );
 350
 351     return (wxObject*)NULL;
 352 }
 353
 354 bool wxToolBar::GetToolState(int toolIndex) const
 355 {
 356     wxNode *node = m_tools.First();
 357     while (node)
 358     {
 359         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 360         if (tool->m_index == toolIndex) return tool->m_toggleState;
 361         node = node->Next();
 362     }
 363
 364     wxFAIL_MSG( _T("wrong toolbar index") );
 365
 366     return FALSE;
 367 }
 368
 369 bool wxToolBar::GetToolEnabled(int toolIndex) const
 370 {
 371     wxNode *node = m_tools.First();
 372     while (node)
 373     {
 374         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 375         if (tool->m_index == toolIndex) return tool->m_enabled;
 376         node = node->Next();
 377     }
 378
 379     wxFAIL_MSG( _T("wrong toolbar index") );
 380
 381     return FALSE;
 382 }
 383
 384 void wxToolBar::SetMargins( int x, int y )
 385 {
 386     wxCHECK_RET( !m_hasToolAlready, _T("wxToolBar::SetMargins must be called before adding tool.") );
 387
 388     if (x > 2) gtk_toolbar_append_space( m_toolbar );  // oh well
 389
 390     m_xMargin = x;
 391     m_yMargin = y;
 392 }
 393
 394 void wxToolBar::SetToolPacking( int WXUNUSED(packing) )
 395 {
 396     wxFAIL_MSG( _T("wxToolBar::SetToolPacking not implemented") );
 397 }
 398
 399 void wxToolBar::SetToolSeparation( int separation )
 400 {
 401     gtk_toolbar_set_space_size( m_toolbar, separation );
 402     m_separation = separation;
 403 }
 404
 405 int wxToolBar::GetToolPacking()
 406 {
 407     return 0;
 408 }
 409
 410 int wxToolBar::GetToolSeparation()
 411 {
 412     return m_separation;
 413 }
 414
 415 wxString wxToolBar::GetToolLongHelp(int toolIndex)
 416 {
 417     wxNode *node = m_tools.First();
 418     while (node)
 419     {
 420         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 421         if (tool->m_index == toolIndex)
 422         {
 423             return tool->m_longHelpString;
 424         }
 425         node = node->Next();
 426     }
 427
 428     wxFAIL_MSG( _T("wrong toolbar index") );
 429
 430     return _T("");
 431 }
 432
 433 wxString wxToolBar::GetToolShortHelp(int toolIndex)
 434 {
 435     wxNode *node = m_tools.First();
 436     while (node)
 437     {
 438         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 439         if (tool->m_index == toolIndex)
 440         {
 441             return tool->m_shortHelpString;
 442         }
 443         node = node->Next();
 444     }
 445
 446     wxFAIL_MSG( _T("wrong toolbar index") );
 447
 448     return _T("");
 449 }
 450
 451 void wxToolBar::SetToolLongHelp(int toolIndex, const wxString& helpString)
 452 {
 453     wxNode *node = m_tools.First();
 454     while (node)
 455     {
 456         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 457         if (tool->m_index == toolIndex)
 458         {
 459             tool->m_longHelpString = helpString;
 460             return;
 461         }
 462         node = node->Next();
 463     }
 464
 465     wxFAIL_MSG( _T("wrong toolbar index") );
 466
 467     return;
 468 }
 469
 470 void wxToolBar::SetToolShortHelp(int toolIndex, const wxString& helpString)
 471 {
 472     wxNode *node = m_tools.First();
 473     while (node)
 474     {
 475         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 476         if (tool->m_index == toolIndex)
 477         {
 478             tool->m_shortHelpString = helpString;
 479             return;
 480         }
 481         node = node->Next();
 482     }
 483
 484     wxFAIL_MSG( _T("wrong toolbar index") );
 485
 486     return;
 487 }
 488
 489 void wxToolBar::OnIdle( wxIdleEvent &WXUNUSED(ievent) )
 490 {
 491     wxEvtHandler* evtHandler = GetEventHandler();
 492
 493     wxNode* node = m_tools.First();
 494     while (node)
 495     {
 496         wxToolBarTool* tool = (wxToolBarTool*) node->Data();
 497
 498         wxUpdateUIEvent event( tool->m_index );
 499         event.SetEventObject(this);
 500
 501         if (evtHandler->ProcessEvent( event ))
 502         {
 503             if (event.GetSetEnabled())
 504                 EnableTool(tool->m_index, event.GetEnabled());
 505             if (event.GetSetChecked())
 506                 ToggleTool(tool->m_index, event.GetChecked());
 507 /*
 508             if (event.GetSetText())
 509                 // Set tooltip?
 510 */
 511         }
 512
 513         node = node->Next();
 514     }
 515 }
 516