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 wxToolBar::wxToolBar()
  91 {
  92 }
  93
  94 wxToolBar::wxToolBar( wxWindow *parent, wxWindowID id,
  95   const wxPoint& pos, const wxSize& size,
  96   long style, const wxString& name )
  97 {
  98     Create( parent, id, pos, size, style, name );
  99 }
 100
 101 wxToolBar::~wxToolBar()
 102 {
 103     delete m_fg;
 104     delete m_bg;
 105 }
 106
 107 bool wxToolBar::Create( wxWindow *parent, wxWindowID id,
 108   const wxPoint& pos, const wxSize& size,
 109   long style, const wxString& name )
 110 {
 111     m_needParent = TRUE;
 112
 113     PreCreation( parent, id, pos, size, style, name );
 114
 115     m_tools.DeleteContents( TRUE );
 116
 117     m_toolbar = GTK_TOOLBAR( gtk_toolbar_new( GTK_ORIENTATION_HORIZONTAL,
 118                                               GTK_TOOLBAR_ICONS ) );
 119
 120     m_separation = 5;
 121     gtk_toolbar_set_space_size( m_toolbar, m_separation );
 122     m_hasToolAlready = FALSE;
 123
 124     if (style & wxTB_DOCKABLE)
 125     {
 126         m_widget = gtk_handle_box_new();
 127         gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_toolbar) );
 128         gtk_widget_show( GTK_WIDGET(m_toolbar) );
 129     }
 130     else
 131     {
 132         m_widget = GTK_WIDGET(m_toolbar);
 133     }
 134
 135     gtk_toolbar_set_tooltips( GTK_TOOLBAR(m_toolbar), TRUE );
 136
 137     m_fg = new GdkColor;
 138     m_fg->red = 0;
 139     m_fg->green = 0;
 140     m_fg->blue = 0;
 141     gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ), m_fg );
 142
 143     m_bg = new GdkColor;
 144     m_bg->red = 65535;
 145     m_bg->green = 65535;
 146     m_bg->blue = 50000;
 147     gdk_color_alloc( gtk_widget_get_colormap( GTK_WIDGET(m_toolbar) ), m_bg );
 148
 149     gtk_tooltips_set_colors( GTK_TOOLBAR(m_toolbar)->tooltips, m_bg, m_fg );
 150
 151     m_xMargin = 0;
 152     m_yMargin = 0;
 153
 154     m_parent->AddChild( this );
 155
 156     (m_parent->m_insertCallback)( m_parent, this );
 157
 158     PostCreation();
 159
 160     Show( TRUE );
 161
 162     return TRUE;
 163 }
 164
 165 bool wxToolBar::OnLeftClick( int toolIndex, bool toggleDown )
 166 {
 167     wxCommandEvent event( wxEVT_COMMAND_TOOL_CLICKED, toolIndex );
 168     event.SetEventObject(this);
 169     event.SetInt( toolIndex );
 170     event.SetExtraLong((long) toggleDown);
 171
 172     GetEventHandler()->ProcessEvent(event);
 173
 174     return TRUE;
 175 }
 176
 177 void wxToolBar::OnRightClick( int toolIndex, float WXUNUSED(x), float WXUNUSED(y) )
 178 {
 179     wxCommandEvent event( wxEVT_COMMAND_TOOL_RCLICKED, toolIndex );
 180     event.SetEventObject( this );
 181     event.SetInt( toolIndex );
 182
 183     GetEventHandler()->ProcessEvent(event);
 184 }
 185
 186 void wxToolBar::OnMouseEnter( int toolIndex )
 187 {
 188     wxCommandEvent event( wxEVT_COMMAND_TOOL_ENTER, GetId() );
 189     event.SetEventObject(this);
 190     event.SetInt( toolIndex );
 191
 192     GetEventHandler()->ProcessEvent(event);
 193 }
 194
 195 wxToolBarTool *wxToolBar::AddTool( int toolIndex, const wxBitmap& bitmap,
 196   const wxBitmap& pushedBitmap, bool toggle,
 197   float WXUNUSED(xPos), float WXUNUSED(yPos), wxObject *clientData,
 198   const wxString& helpString1, const wxString& helpString2 )
 199 {
 200     m_hasToolAlready = TRUE;
 201
 202     wxCHECK_MSG( bitmap.Ok(), (wxToolBarTool *)NULL,
 203                  "invalid bitmap for wxToolBar icon" );
 204
 205     wxCHECK_MSG( bitmap.GetBitmap() == NULL, (wxToolBarTool *)NULL,
 206                  "wxToolBar doesn't support GdkBitmap" );
 207
 208     wxCHECK_MSG( bitmap.GetPixmap() != NULL, (wxToolBarTool *)NULL,
 209                  "wxToolBar::Add needs a wxBitmap" );
 210
 211     GtkWidget *tool_pixmap = (GtkWidget *)NULL;
 212
 213     GdkPixmap *pixmap = bitmap.GetPixmap();
 214
 215     GdkBitmap *mask = (GdkBitmap *)NULL;
 216     if ( bitmap.GetMask() )
 217       mask = bitmap.GetMask()->GetBitmap();
 218
 219     tool_pixmap = gtk_pixmap_new( pixmap, mask );
 220
 221     gtk_misc_set_alignment( GTK_MISC(tool_pixmap), 0.5, 0.5 );
 222
 223     wxToolBarTool *tool = new wxToolBarTool( this, toolIndex, bitmap, pushedBitmap,
 224                                              toggle, clientData,
 225                                              helpString1, helpString2,
 226                                              tool_pixmap );
 227
 228     GtkToolbarChildType ctype = toggle ? GTK_TOOLBAR_CHILD_TOGGLEBUTTON
 229                                        : GTK_TOOLBAR_CHILD_BUTTON;
 230
 231     GtkWidget *item = gtk_toolbar_append_element
 232                      (
 233                       GTK_TOOLBAR(m_toolbar),
 234                       ctype,
 235                       (GtkWidget *)NULL,
 236                       (const char *)NULL,
 237                       helpString1,
 238                       "",
 239                       tool_pixmap,
 240                       (GtkSignalFunc)gtk_toolbar_callback,
 241                       (gpointer)tool
 242                      );
 243
 244     tool->m_item = item;
 245
 246     gtk_signal_connect( GTK_OBJECT(tool->m_item),
 247                         "enter_notify_event",
 248                         GTK_SIGNAL_FUNC(gtk_toolbar_enter_callback),
 249                         (gpointer)tool );
 250
 251     m_tools.Append( tool );
 252
 253     return tool;
 254 }
 255
 256 void wxToolBar::AddSeparator()
 257 {
 258     gtk_toolbar_append_space( m_toolbar );
 259 }
 260
 261 void wxToolBar::ClearTools()
 262 {
 263     wxFAIL_MSG( "wxToolBar::ClearTools not implemented" );
 264 }
 265
 266 bool wxToolBar::Realize()
 267 {
 268     m_x = 0;
 269     m_y = 0;
 270     m_width = 100;
 271     m_height = 0;
 272
 273     wxNode *node = m_tools.First();
 274     while (node)
 275     {
 276         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 277         if (tool->m_bitmap1.Ok())
 278         {
 279             int tool_height = tool->m_bitmap1.GetHeight();
 280             if (tool_height > m_height) m_height = tool_height;
 281         }
 282
 283         node = node->Next();
 284     }
 285
 286     m_height += 5 + 2*m_yMargin;
 287
 288     return TRUE;
 289 }
 290
 291 void wxToolBar::EnableTool(int toolIndex, bool enable)
 292 {
 293     wxNode *node = m_tools.First();
 294     while (node)
 295     {
 296         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 297         if (tool->m_index == toolIndex)
 298         {
 299             tool->m_enabled = enable;
 300
 301 /*   we don't disable the tools for now as the bitmaps don't get
 302      greyed anyway and this also disables tooltips
 303
 304             if (tool->m_item)
 305                 gtk_widget_set_sensitive( tool->m_item, enable );
 306 */
 307
 308             return;
 309         }
 310         node = node->Next();
 311     }
 312
 313     wxFAIL_MSG( "wrong toolbar index" );
 314 }
 315
 316 void wxToolBar::ToggleTool( int toolIndex, bool toggle )
 317 {
 318     wxNode *node = m_tools.First();
 319     while (node)
 320     {
 321         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 322         if (tool->m_index == toolIndex)
 323         {
 324             tool->m_toggleState = toggle;
 325             if ((tool->m_item) && (GTK_IS_TOGGLE_BUTTON(tool->m_item)))
 326                 gtk_toggle_button_set_state( GTK_TOGGLE_BUTTON(tool->m_item), toggle );
 327             return;
 328         }
 329         node = node->Next();
 330     }
 331
 332     wxFAIL_MSG( "wrong toolbar index" );
 333 }
 334
 335 wxObject *wxToolBar::GetToolClientData( int index ) const
 336 {
 337     wxNode *node = m_tools.First();
 338     while (node)
 339     {
 340         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 341         if (tool->m_index == index) return tool->m_clientData;;
 342         node = node->Next();
 343     }
 344
 345     wxFAIL_MSG( "wrong toolbar index" );
 346
 347     return (wxObject*)NULL;
 348 }
 349
 350 bool wxToolBar::GetToolState(int toolIndex) const
 351 {
 352     wxNode *node = m_tools.First();
 353     while (node)
 354     {
 355         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 356         if (tool->m_index == toolIndex) return tool->m_toggleState;
 357         node = node->Next();
 358     }
 359
 360     wxFAIL_MSG( "wrong toolbar index" );
 361
 362     return FALSE;
 363 }
 364
 365 bool wxToolBar::GetToolEnabled(int toolIndex) const
 366 {
 367     wxNode *node = m_tools.First();
 368     while (node)
 369     {
 370         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 371         if (tool->m_index == toolIndex) return tool->m_enabled;
 372         node = node->Next();
 373     }
 374
 375     wxFAIL_MSG( "wrong toolbar index" );
 376
 377     return FALSE;
 378 }
 379
 380 void wxToolBar::SetMargins( int x, int y )
 381 {
 382     wxCHECK_RET( !m_hasToolAlready, "wxToolBar::SetMargins must be called before adding tool." );
 383
 384     if (x > 2) gtk_toolbar_append_space( m_toolbar );  // oh well
 385
 386     m_xMargin = x;
 387     m_yMargin = y;
 388 }
 389
 390 void wxToolBar::SetToolPacking( int WXUNUSED(packing) )
 391 {
 392     wxFAIL_MSG( "wxToolBar::SetToolPacking not implemented" );
 393 }
 394
 395 void wxToolBar::SetToolSeparation( int separation )
 396 {
 397     gtk_toolbar_set_space_size( m_toolbar, separation );
 398     m_separation = separation;
 399 }
 400
 401 int wxToolBar::GetToolPacking()
 402 {
 403     return 0;
 404 }
 405
 406 int wxToolBar::GetToolSeparation()
 407 {
 408     return m_separation;
 409 }
 410
 411 wxString wxToolBar::GetToolLongHelp(int toolIndex)
 412 {
 413     wxNode *node = m_tools.First();
 414     while (node)
 415     {
 416         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 417         if (tool->m_index == toolIndex)
 418         {
 419             return tool->m_longHelpString;
 420         }
 421         node = node->Next();
 422     }
 423
 424     wxFAIL_MSG( "wrong toolbar index" );
 425
 426     return "";
 427 }
 428
 429 wxString wxToolBar::GetToolShortHelp(int toolIndex)
 430 {
 431     wxNode *node = m_tools.First();
 432     while (node)
 433     {
 434         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 435         if (tool->m_index == toolIndex)
 436         {
 437             return tool->m_shortHelpString;
 438         }
 439         node = node->Next();
 440     }
 441
 442     wxFAIL_MSG( "wrong toolbar index" );
 443
 444     return "";
 445 }
 446
 447 void wxToolBar::SetToolLongHelp(int toolIndex, const wxString& helpString)
 448 {
 449     wxNode *node = m_tools.First();
 450     while (node)
 451     {
 452         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 453         if (tool->m_index == toolIndex)
 454         {
 455             tool->m_longHelpString = helpString;
 456             return;
 457         }
 458         node = node->Next();
 459     }
 460
 461     wxFAIL_MSG( "wrong toolbar index" );
 462
 463     return;
 464 }
 465
 466 void wxToolBar::SetToolShortHelp(int toolIndex, const wxString& helpString)
 467 {
 468     wxNode *node = m_tools.First();
 469     while (node)
 470     {
 471         wxToolBarTool *tool = (wxToolBarTool*)node->Data();
 472         if (tool->m_index == toolIndex)
 473         {
 474             tool->m_shortHelpString = helpString;
 475             return;
 476         }
 477         node = node->Next();
 478     }
 479
 480     wxFAIL_MSG( "wrong toolbar index" );
 481
 482     return;
 483 }
 484
 485