src/gtk/toplevel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        toplevel.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // ============================================================================
  11 // declarations
  12 // ============================================================================
  13
  14 // ----------------------------------------------------------------------------
  15 // headers
  16 // ----------------------------------------------------------------------------
  17
  18 #ifdef __GNUG__
  19     #pragma implementation "toplevel.h"
  20 #endif
  21
  22 #ifdef __VMS
  23 #define XIconifyWindow XICONIFYWINDOW
  24 #endif
  25
  26 #include "wx/defs.h"
  27
  28 #include "wx/log.h"
  29 #include "wx/dialog.h"
  30 #include "wx/control.h"
  31 #include "wx/app.h"
  32 #include "wx/dcclient.h"
  33 #include "wx/gtk/private.h"
  34 #include "wx/timer.h"
  35
  36 #include <glib.h>
  37 #include <gdk/gdk.h>
  38 #include <gtk/gtk.h>
  39 #include <gdk/gdkkeysyms.h>
  40 #include <gdk/gdkx.h>
  41
  42 #include "wx/gtk/win_gtk.h"
  43
  44 #include "wx/unix/utilsx11.h"
  45
  46 // XA_CARDINAL
  47 #include <X11/Xatom.h>
  48
  49 // ----------------------------------------------------------------------------
  50 // idle system
  51 // ----------------------------------------------------------------------------
  52
  53 extern void wxapp_install_idle_handler();
  54 extern bool g_isIdle;
  55
  56 // ----------------------------------------------------------------------------
  57 // data
  58 // ----------------------------------------------------------------------------
  59
  60 extern wxList         wxPendingDelete;
  61
  62 extern int            g_openDialogs;
  63 extern wxWindowGTK   *g_delayedFocus;
  64
  65 //-----------------------------------------------------------------------------
  66 // "focus" from m_window
  67 //-----------------------------------------------------------------------------
  68
  69 static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
  70 {
  71     if (g_isIdle)
  72         wxapp_install_idle_handler();
  73
  74     // This disables GTK's tab traversal
  75     gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" );
  76     return TRUE;
  77 }
  78
  79 //-----------------------------------------------------------------------------
  80 // "size_allocate"
  81 //-----------------------------------------------------------------------------
  82
  83 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
  84 {
  85     if (g_isIdle)
  86         wxapp_install_idle_handler();
  87
  88     if (!win->m_hasVMT)
  89         return;
  90
  91     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
  92     {
  93 /*
  94         wxPrintf( "OnSize from " );
  95         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  96            wxPrintf( win->GetClassInfo()->GetClassName() );
  97         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
  98                                 (int)alloc->y,
  99                                 (int)alloc->width,
 100                                 (int)alloc->height );
 101 */
 102
 103         win->m_width = alloc->width;
 104         win->m_height = alloc->height;
 105         win->m_queuedFullRedraw = TRUE;
 106         win->GtkUpdateSize();
 107     }
 108 }
 109
 110 //-----------------------------------------------------------------------------
 111 // "delete_event"
 112 //-----------------------------------------------------------------------------
 113
 114 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win )
 115 {
 116     if (g_isIdle)
 117         wxapp_install_idle_handler();
 118
 119     if (win->IsEnabled() &&
 120         (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
 121          win->IsGrabbed()))
 122         win->Close();
 123
 124     return TRUE;
 125 }
 126
 127
 128 //-----------------------------------------------------------------------------
 129 // "configure_event"
 130 //-----------------------------------------------------------------------------
 131
 132 static gint
 133 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win )
 134 {
 135     if (g_isIdle)
 136         wxapp_install_idle_handler();
 137
 138     if (!win->m_hasVMT || !win->IsShown())
 139         return FALSE;
 140
 141     int x = 0;
 142     int y = 0;
 143     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 144     win->m_x = x;
 145     win->m_y = y;
 146
 147     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 148     mevent.SetEventObject( win );
 149     win->GetEventHandler()->ProcessEvent( mevent );
 150
 151     return FALSE;
 152 }
 153
 154 //-----------------------------------------------------------------------------
 155 // "realize" from m_widget
 156 //-----------------------------------------------------------------------------
 157
 158 // we cannot MWM hints and icons before the widget has been realized,
 159 // so we do this directly after realization
 160
 161 static void
 162 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
 163                              wxTopLevelWindowGTK *win )
 164 {
 165     if (g_isIdle)
 166         wxapp_install_idle_handler();
 167
 168     // All this is for Motif Window Manager "hints" and is supposed to be
 169     // recognized by other WM as well. Not tested.
 170     gdk_window_set_decorations(win->m_widget->window,
 171                                (GdkWMDecoration)win->m_gdkDecor);
 172     gdk_window_set_functions(win->m_widget->window,
 173                                (GdkWMFunction)win->m_gdkFunc);
 174
 175     // GTK's shrinking/growing policy
 176     if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
 177         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 178     else
 179         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 180
 181     // reset the icon
 182     wxIconBundle iconsOld = win->GetIcons();
 183     if ( iconsOld.GetIcon(-1).Ok() )
 184     {
 185         win->SetIcon( wxNullIcon );
 186         win->SetIcons( iconsOld );
 187     }
 188 }
 189
 190 //-----------------------------------------------------------------------------
 191 // "map_event" from m_widget
 192 //-----------------------------------------------------------------------------
 193
 194 static void
 195 gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
 196                         GdkEvent * WXUNUSED(event),
 197                         wxTopLevelWindow *win )
 198 {
 199     win->SetIconizeState(FALSE);
 200 }
 201
 202 //-----------------------------------------------------------------------------
 203 // "unmap_event" from m_widget
 204 //-----------------------------------------------------------------------------
 205
 206 static void
 207 gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
 208                           GdkEvent * WXUNUSED(event),
 209                           wxTopLevelWindow *win )
 210 {
 211     win->SetIconizeState(TRUE);
 212 }
 213
 214 //-----------------------------------------------------------------------------
 215 // "expose_event" of m_client
 216 //-----------------------------------------------------------------------------
 217
 218 static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 219 {
 220     GtkPizza *pizza = GTK_PIZZA(widget);
 221
 222     gtk_paint_flat_box (win->m_widget->style,
 223                         pizza->bin_window, GTK_STATE_NORMAL,
 224                         GTK_SHADOW_NONE,
 225                         &gdk_event->area,
 226                         win->m_widget,
 227                         (char *)"base",
 228                         0, 0, -1, -1);
 229
 230     return FALSE;
 231 }
 232
 233 //-----------------------------------------------------------------------------
 234 // "draw" of m_client
 235 //-----------------------------------------------------------------------------
 236
 237 #ifndef __WXGTK20__
 238
 239 static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 240 {
 241     GtkPizza *pizza = GTK_PIZZA(widget);
 242
 243     gtk_paint_flat_box (win->m_widget->style,
 244                         pizza->bin_window, GTK_STATE_NORMAL,
 245                         GTK_SHADOW_NONE,
 246                         rect,
 247                         win->m_widget,
 248                         (char *)"base",
 249                         0, 0, -1, -1);
 250 }
 251
 252 #endif // GTK+ 1.x
 253
 254 // ----------------------------------------------------------------------------
 255 // wxTopLevelWindowGTK itself
 256 // ----------------------------------------------------------------------------
 257
 258 //-----------------------------------------------------------------------------
 259 // InsertChild for wxTopLevelWindowGTK
 260 //-----------------------------------------------------------------------------
 261
 262 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
 263  * C++ has no virtual methods in a constructor. We have to emulate a
 264  * virtual function here as wxWindows requires different ways to insert
 265  * a child in container classes. */
 266
 267 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
 268 {
 269     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 270
 271     if (!parent->m_insertInClientArea)
 272     {
 273         // these are outside the client area
 274         wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent;
 275         gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
 276                          GTK_WIDGET(child->m_widget),
 277                          child->m_x,
 278                          child->m_y,
 279                          child->m_width,
 280                          child->m_height );
 281     }
 282     else
 283     {
 284         // these are inside the client area
 285         gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
 286                          GTK_WIDGET(child->m_widget),
 287                          child->m_x,
 288                          child->m_y,
 289                          child->m_width,
 290                          child->m_height );
 291     }
 292
 293     // resize on OnInternalIdle
 294     parent->GtkUpdateSize();
 295 }
 296
 297 // ----------------------------------------------------------------------------
 298 // wxTopLevelWindowGTK creation
 299 // ----------------------------------------------------------------------------
 300
 301 void wxTopLevelWindowGTK::Init()
 302 {
 303     m_sizeSet = FALSE;
 304     m_miniEdge = 0;
 305     m_miniTitle = 0;
 306     m_mainWidget = (GtkWidget*) NULL;
 307     m_insertInClientArea = TRUE;
 308     m_isIconized = FALSE;
 309     m_fsIsShowing = FALSE;
 310     m_themeEnabled = TRUE;
 311     m_gdkDecor = m_gdkFunc = 0;
 312     m_grabbed = FALSE;
 313 }
 314
 315 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 316                                   wxWindowID id,
 317                                   const wxString& title,
 318                                   const wxPoint& pos,
 319                                   const wxSize& sizeOrig,
 320                                   long style,
 321                                   const wxString &name )
 322 {
 323     // always create a frame of some reasonable, even if arbitrary, size (at
 324     // least for MSW compatibility)
 325     wxSize size = sizeOrig;
 326     if ( size.x == -1 || size.y == -1 )
 327     {
 328         wxSize sizeDpy = wxGetDisplaySize();
 329         if ( size.x == -1 )
 330             size.x = sizeDpy.x / 3;
 331         if ( size.y == -1 )
 332             size.y = sizeDpy.y / 5;
 333     }
 334
 335     wxTopLevelWindows.Append( this );
 336
 337     m_needParent = FALSE;
 338
 339     if (!PreCreation( parent, pos, size ) ||
 340         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 341     {
 342         wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
 343         return FALSE;
 344     }
 345
 346     m_title = title;
 347
 348     m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
 349
 350     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 351
 352     if (style & wxFRAME_TOOL_WINDOW)
 353         win_type = GTK_WINDOW_POPUP;
 354
 355     if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 356     {
 357         // there is no more GTK_WINDOW_DIALOG in 2.0
 358 #ifdef __WXGTK20__
 359         win_type = GTK_WINDOW_TOPLEVEL;
 360 #else
 361         win_type = GTK_WINDOW_DIALOG;
 362 #endif
 363     }
 364
 365     m_widget = gtk_window_new( win_type );
 366
 367     if (m_parent && (((GTK_IS_WINDOW(m_parent->m_widget)) &&
 368                       (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
 369                      (style & wxFRAME_FLOAT_ON_PARENT)))
 370     {
 371         gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
 372     }
 373
 374     if (!name.IsEmpty())
 375         gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 376
 377     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 378     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 379
 380     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 381         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 382
 383     // m_mainWidget holds the toolbar, the menubar and the client area
 384     m_mainWidget = gtk_pizza_new();
 385     gtk_widget_show( m_mainWidget );
 386     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 387     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 388
 389     if (m_miniEdge == 0) // wxMiniFrame has its own version.
 390     {
 391        // For m_mainWidget themes
 392        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
 393                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 394 #ifndef __WXGTK20__
 395        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
 396                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 397 #endif
 398     }
 399
 400     // m_wxwindow only represents the client area without toolbar and menubar
 401     m_wxwindow = gtk_pizza_new();
 402     gtk_widget_show( m_wxwindow );
 403     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 404
 405     // we donm't allow the frame to get the focus as otherwise
 406     // the frame will grab it at arbitrary focus changes
 407     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 408
 409     if (m_parent) m_parent->AddChild( this );
 410
 411     // the user resized the frame by dragging etc.
 412     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 413         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 414
 415     PostCreation();
 416
 417     if ((m_x != -1) || (m_y != -1))
 418         gtk_widget_set_uposition( m_widget, m_x, m_y );
 419
 420     gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 421
 422     //  we cannot set MWM hints and icons before the widget has
 423     //  been realized, so we do this directly after realization
 424     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 425                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 426
 427     // the only way to get the window size is to connect to this event
 428     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 429         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 430
 431     // map and unmap for iconized state
 432     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
 433         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );
 434     gtk_signal_connect( GTK_OBJECT(m_widget), "unmap_event",
 435         GTK_SIGNAL_FUNC(gtk_frame_unmap_callback), (gpointer)this );
 436
 437     // the only way to get the window size is to connect to this event
 438     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 439         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 440
 441     // disable native tab traversal
 442     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
 443         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 444
 445     // decorations
 446     if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
 447     {
 448         m_gdkDecor = 0;
 449         m_gdkFunc = 0;
 450     }
 451     else
 452     {
 453         m_gdkDecor = (long) GDK_DECOR_BORDER;
 454         m_gdkFunc = (long) GDK_FUNC_MOVE;
 455
 456         // All this is for Motif Window Manager "hints" and is supposed to be
 457         // recognized by other WMs as well.
 458         if ((style & wxCAPTION) != 0)
 459         {
 460             m_gdkDecor |= GDK_DECOR_TITLE;
 461         }
 462         if ((style & wxCLOSE_BOX) != 0)
 463         {
 464             m_gdkFunc |= GDK_FUNC_CLOSE;
 465         }
 466         if ((style & wxSYSTEM_MENU) != 0)
 467         {
 468             m_gdkDecor |= GDK_DECOR_MENU;
 469         }
 470         if ((style & wxMINIMIZE_BOX) != 0)
 471         {
 472             m_gdkFunc |= GDK_FUNC_MINIMIZE;
 473             m_gdkDecor |= GDK_DECOR_MINIMIZE;
 474         }
 475         if ((style & wxMAXIMIZE_BOX) != 0)
 476         {
 477             m_gdkFunc |= GDK_FUNC_MAXIMIZE;
 478             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
 479         }
 480         if ((style & wxRESIZE_BORDER) != 0)
 481         {
 482            m_gdkFunc |= GDK_FUNC_RESIZE;
 483            m_gdkDecor |= GDK_DECOR_RESIZEH;
 484         }
 485     }
 486
 487     return TRUE;
 488 }
 489
 490 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 491 {
 492     if (m_grabbed)
 493     {
 494         wxASSERT_MSG( FALSE, _T("Window still grabbed"));
 495         RemoveGrab();
 496     }
 497
 498     m_isBeingDeleted = TRUE;
 499
 500     // it may also be GtkScrolledWindow in the case of an MDI child
 501     if (GTK_IS_WINDOW(m_widget))
 502     {
 503         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
 504     }
 505 }
 506
 507
 508
 509 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 510 {
 511     if (show == m_fsIsShowing) return FALSE; // return what?
 512
 513     m_fsIsShowing = show;
 514
 515     GdkWindow *window = m_widget->window;
 516     wxX11FullScreenMethod method =
 517         wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
 518                                  (WXWindow)GDK_ROOT_WINDOW());
 519
 520     if (show)
 521     {
 522         m_fsSaveFlag = style;
 523         GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
 524         GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 525
 526         int screen_width,screen_height;
 527         wxDisplaySize( &screen_width, &screen_height );
 528
 529                 gint client_x, client_y, root_x, root_y;
 530                 gint width, height;
 531
 532         if (method != wxX11_FS_WMSPEC)
 533         {
 534             // don't do it always, Metacity hates it
 535             m_fsSaveGdkFunc = m_gdkFunc;
 536             m_fsSaveGdkDecor = m_gdkDecor;
 537             m_gdkFunc = m_gdkDecor = 0;
 538             gdk_window_set_decorations(window, (GdkWMDecoration)0);
 539             gdk_window_set_functions(window, (GdkWMFunction)0);
 540         }
 541
 542                 gdk_window_get_origin (m_widget->window, &root_x, &root_y);
 543                 gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
 544                                          &width, &height, NULL);
 545
 546                 gdk_window_move_resize (m_widget->window, -client_x, -client_y,
 547                                         screen_width + 1, screen_height + 1);
 548
 549         wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 550                                 (WXWindow)GDK_ROOT_WINDOW(),
 551                                 (WXWindow)GDK_WINDOW_XWINDOW(window),
 552                                 show, &m_fsSaveFrame, method);
 553     }
 554     else
 555     {
 556         if (method != wxX11_FS_WMSPEC)
 557         {
 558             // don't do it always, Metacity hates it
 559             m_gdkFunc = m_fsSaveGdkFunc;
 560             m_gdkDecor = m_fsSaveGdkDecor;
 561             gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
 562             gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 563         }
 564
 565         wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 566                                 (WXWindow)GDK_ROOT_WINDOW(),
 567                                 (WXWindow)GDK_WINDOW_XWINDOW(window),
 568                                 show, &m_fsSaveFrame, method);
 569
 570         SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
 571                 m_fsSaveFrame.width, m_fsSaveFrame.height);
 572     }
 573
 574
 575     return TRUE;
 576 }
 577
 578 // ----------------------------------------------------------------------------
 579 // overridden wxWindow methods
 580 // ----------------------------------------------------------------------------
 581
 582 bool wxTopLevelWindowGTK::Show( bool show )
 583 {
 584     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 585
 586     if (show && !m_sizeSet)
 587     {
 588         /* by calling GtkOnSize here, we don't have to call
 589            either after showing the frame, which would entail
 590            much ugly flicker or from within the size_allocate
 591            handler, because GTK 1.1.X forbids that. */
 592
 593         GtkOnSize( m_x, m_y, m_width, m_height );
 594     }
 595
 596     return wxWindow::Show( show );
 597 }
 598
 599 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 600 {
 601     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
 602 }
 603
 604 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 605 {
 606     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 607
 608     // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
 609     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 610
 611     // avoid recursions
 612     if (m_resizing)
 613         return;
 614     m_resizing = TRUE;
 615
 616     int old_x = m_x;
 617     int old_y = m_y;
 618
 619     int old_width = m_width;
 620     int old_height = m_height;
 621
 622     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 623     {
 624         if (x != -1) m_x = x;
 625         if (y != -1) m_y = y;
 626     }
 627     else
 628     {
 629         m_x = x;
 630         m_y = y;
 631     }
 632     if (width != -1) m_width = width;
 633     if (height != -1) m_height = height;
 634
 635 /*
 636     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 637     {
 638         if (width == -1) m_width = 80;
 639     }
 640
 641     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 642     {
 643        if (height == -1) m_height = 26;
 644     }
 645 */
 646
 647     int minWidth = GetMinWidth(),
 648         minHeight = GetMinHeight(),
 649         maxWidth = GetMaxWidth(),
 650         maxHeight = GetMaxHeight();
 651
 652     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 653     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 654     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 655     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 656
 657     if ((m_x != -1) || (m_y != -1))
 658     {
 659         if ((m_x != old_x) || (m_y != old_y))
 660         {
 661             gtk_widget_set_uposition( m_widget, m_x, m_y );
 662         }
 663     }
 664
 665     if ((m_width != old_width) || (m_height != old_height))
 666     {
 667         if (m_widget->window)
 668             gdk_window_resize( m_widget->window, m_width, m_height );
 669         else
 670             gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 671
 672         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 673            done either directly before the frame is shown or in idle time
 674            so that different calls to SetSize() don't lead to flicker. */
 675         m_sizeSet = FALSE;
 676     }
 677
 678     m_resizing = FALSE;
 679 }
 680
 681 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 682 {
 683     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 684
 685     wxWindow::DoGetClientSize( width, height );
 686     if (height)
 687     {
 688         // mini edge
 689         *height -= m_miniEdge*2 + m_miniTitle;
 690     }
 691     if (width)
 692     {
 693         *width -= m_miniEdge*2;
 694     }
 695 }
 696
 697 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
 698 {
 699     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 700
 701     DoSetSize(-1, -1,
 702               width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0);
 703 }
 704
 705 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 706                                      int width, int height )
 707 {
 708     // due to a bug in gtk, x,y are always 0
 709     // m_x = x;
 710     // m_y = y;
 711
 712     // avoid recursions
 713     if (m_resizing) return;
 714     m_resizing = TRUE;
 715
 716     if ( m_wxwindow == NULL ) return;
 717
 718     m_width = width;
 719     m_height = height;
 720
 721     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 722        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 723        set in wxFrame::Create so it is used to check what kind of frame we
 724        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 725        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 726        importantly) m_mainWidget */
 727
 728     int minWidth = GetMinWidth(),
 729         minHeight = GetMinHeight(),
 730         maxWidth = GetMaxWidth(),
 731         maxHeight = GetMaxHeight();
 732
 733     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 734     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 735     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 736     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 737
 738     if (m_mainWidget)
 739     {
 740         // set size hints
 741         gint            flag = 0; // GDK_HINT_POS;
 742         GdkGeometry     geom;
 743
 744         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
 745         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
 746
 747         geom.min_width = minWidth;
 748         geom.min_height = minHeight;
 749
 750             // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
 751             // maxHeight or maxWidth is set, we must set them both, else the
 752             // remaining -1 will be taken literally.
 753
 754             // I'm certain this also happens elsewhere, and is the probable
 755             // cause of other such things as:
 756             // Gtk-WARNING **: gtk_widget_size_allocate():
 757             //       attempt to allocate widget with width 65535 and height 600
 758             // but I don't have time to track them all now..
 759             //
 760             // Really we need to encapulate all this height/width business and
 761             // stop any old method from ripping at the members directly and
 762             // scattering -1's without regard for who might resolve them later.
 763
 764         geom.max_width = ( maxHeight == -1 ) ? maxWidth
 765                          : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
 766                            : maxWidth ;
 767
 768         geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
 769                           : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
 770                             : maxHeight ;
 771
 772         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
 773                                        (GtkWidget*) NULL,
 774                                        &geom,
 775                                        (GdkWindowHints) flag );
 776
 777         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 778          * menubar, the toolbar and the client area, which is represented by
 779          * m_wxwindow.
 780          * this hurts in the eye, but I don't want to call SetSize()
 781          * because I don't want to call any non-native functions here. */
 782
 783         int client_x = m_miniEdge;
 784         int client_y = m_miniEdge + m_miniTitle;
 785         int client_w = m_width - 2*m_miniEdge;
 786         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
 787
 788         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 789                               m_wxwindow,
 790                               client_x, client_y, client_w, client_h );
 791     }
 792     else
 793     {
 794         // If there is no m_mainWidget between m_widget and m_wxwindow there
 795         // is no need to set the size or position of m_wxwindow.
 796     }
 797
 798     m_sizeSet = TRUE;
 799
 800     // send size event to frame
 801     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 802     event.SetEventObject( this );
 803     GetEventHandler()->ProcessEvent( event );
 804
 805     m_resizing = FALSE;
 806 }
 807
 808 void wxTopLevelWindowGTK::OnInternalIdle()
 809 {
 810     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 811     {
 812         GtkOnSize( m_x, m_y, m_width, m_height );
 813
 814         // we'll come back later
 815         if (g_isIdle)
 816             wxapp_install_idle_handler();
 817         return;
 818     }
 819
 820     // set the focus if not done yet and if we can already do it
 821     if ( GTK_WIDGET_REALIZED(m_wxwindow) )
 822     {
 823         if ( g_delayedFocus &&
 824              wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
 825         {
 826             wxLogTrace(_T("focus"),
 827                        _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
 828                        g_delayedFocus->GetClassInfo()->GetClassName(),
 829                        g_delayedFocus->GetLabel().c_str());
 830
 831             g_delayedFocus->SetFocus();
 832             g_delayedFocus = NULL;
 833         }
 834     }
 835
 836     wxWindow::OnInternalIdle();
 837 }
 838
 839 // ----------------------------------------------------------------------------
 840 // frame title/icon
 841 // ----------------------------------------------------------------------------
 842
 843 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
 844 {
 845     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 846
 847     m_title = title;
 848     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 849 }
 850
 851 void wxTopLevelWindowGTK::DoSetIcon( const wxIcon &icon )
 852 {
 853     if ( !icon.Ok() )
 854         return;
 855
 856     if (!m_widget->window)
 857         return;
 858
 859     wxMask *mask = icon.GetMask();
 860     GdkBitmap *bm = (GdkBitmap *) NULL;
 861     if (mask) bm = mask->GetBitmap();
 862
 863     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
 864 }
 865
 866 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
 867 {
 868     SetIcons( wxIconBundle( icon ) );
 869 }
 870
 871 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
 872 {
 873     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 874     GdkWindow* window = m_widget->window;
 875
 876     wxTopLevelWindowBase::SetIcons( icons );
 877
 878     DoSetIcon( icons.GetIcon( -1 ) );
 879     if ( window )
 880     {
 881         wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
 882                        (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
 883     }
 884 }
 885
 886 // ----------------------------------------------------------------------------
 887 // frame state: maximized/iconized/normal
 888 // ----------------------------------------------------------------------------
 889
 890 void wxTopLevelWindowGTK::Maximize(bool maximize)
 891 {
 892 #ifdef __WXGTK20__
 893     if (maximize)
 894         gtk_window_maximize( GTK_WINDOW( m_widget ) );
 895     else
 896         gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
 897 #else
 898     wxFAIL_MSG( _T("not implemented") );
 899 #endif
 900 }
 901
 902 bool wxTopLevelWindowGTK::IsMaximized() const
 903 {
 904   //    wxFAIL_MSG( _T("not implemented") );
 905
 906     // This is an approximation
 907     return FALSE;
 908 }
 909
 910 void wxTopLevelWindowGTK::Restore()
 911 {
 912 #ifdef __GTK20__
 913     // "Present" seems similar enough to "restore"
 914     gtk_window_present( GTK_WINDOW( m_widget ) );
 915 #else
 916     wxFAIL_MSG( _T("not implemented") );
 917 #endif
 918 }
 919
 920 void wxTopLevelWindowGTK::Iconize( bool iconize )
 921 {
 922 #ifdef __WXGTK20__
 923     if (iconize)
 924         gtk_window_iconify( GTK_WINDOW( m_widget ) );
 925     else
 926         gtk_window_deiconify( GTK_WINDOW( m_widget ) );
 927 #else
 928    if (iconize)
 929    {
 930        GdkWindow *window = m_widget->window;
 931
 932        // you should do it later, for example from OnCreate() handler
 933        wxCHECK_RET( window, _T("frame not created yet - can't iconize") );
 934
 935        XIconifyWindow( GDK_WINDOW_XDISPLAY( window ),
 936                        GDK_WINDOW_XWINDOW( window ),
 937                        DefaultScreen( GDK_DISPLAY() ) );
 938    }
 939 #endif
 940 }
 941
 942 bool wxTopLevelWindowGTK::IsIconized() const
 943 {
 944     return m_isIconized;
 945 }
 946
 947 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
 948 {
 949     if ( iconize != m_isIconized )
 950     {
 951         m_isIconized = iconize;
 952         (void)SendIconizeEvent(iconize);
 953     }
 954 }
 955
 956 void wxTopLevelWindowGTK::AddGrab()
 957 {
 958     if (!m_grabbed)
 959     {
 960         m_grabbed = TRUE;
 961         gtk_grab_add( m_widget );
 962         gtk_main();
 963         gtk_grab_remove( m_widget );
 964     }
 965 }
 966
 967 void wxTopLevelWindowGTK::RemoveGrab()
 968 {
 969     if (m_grabbed)
 970     {
 971         gtk_main_quit();
 972         m_grabbed = FALSE;
 973     }
 974 }
 975
 976
 977 // helper
 978 static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
 979 {
 980     if (window)
 981     {
 982         if (region.IsEmpty())
 983         {
 984             gdk_window_shape_combine_mask(window, NULL, 0, 0);
 985         }
 986         else
 987         {
 988 #ifdef __WXGTK20__
 989         gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
 990 #else
 991         wxBitmap bmp = region.ConvertToBitmap();
 992         bmp.SetMask(new wxMask(bmp, *wxBLACK));
 993         GdkBitmap* mask = bmp.GetMask()->GetBitmap();
 994         gdk_window_shape_combine_mask(window, mask, 0, 0);
 995 #endif
 996         return TRUE;
 997         }
 998     }
 999     return FALSE;
1000 }
1001
1002
1003 bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
1004 {
1005     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE,
1006                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1007
1008     GdkWindow *window = NULL;
1009     if (m_wxwindow)
1010     {
1011         window = GTK_PIZZA(m_wxwindow)->bin_window;
1012         do_shape_combine_region(window, region);
1013     }
1014     window = m_widget->window;
1015     return do_shape_combine_region(window, region);
1016 }
1017
1018 // vi:sts=4:sw=4:et