src/gtk1/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
  35 #include <glib.h>
  36 #include <gdk/gdk.h>
  37 #include <gtk/gtk.h>
  38 #include <gdk/gdkkeysyms.h>
  39 #include <gdk/gdkx.h>
  40
  41 #include "wx/gtk/win_gtk.h"
  42
  43 #include "wx/unix/utilsx11.h"
  44
  45 // XA_CARDINAL
  46 #include <X11/Xatom.h>
  47
  48 // ----------------------------------------------------------------------------
  49 // idle system
  50 // ----------------------------------------------------------------------------
  51
  52 extern void wxapp_install_idle_handler();
  53 extern bool g_isIdle;
  54
  55 // ----------------------------------------------------------------------------
  56 // data
  57 // ----------------------------------------------------------------------------
  58
  59 extern wxList         wxPendingDelete;
  60
  61 extern int            g_openDialogs;
  62 extern wxWindowGTK   *g_delayedFocus;
  63
  64 //-----------------------------------------------------------------------------
  65 // "focus" from m_window
  66 //-----------------------------------------------------------------------------
  67
  68 static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
  69 {
  70     if (g_isIdle)
  71         wxapp_install_idle_handler();
  72
  73     // This disables GTK's tab traversal
  74     gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" );
  75     return TRUE;
  76 }
  77
  78 //-----------------------------------------------------------------------------
  79 // "size_allocate"
  80 //-----------------------------------------------------------------------------
  81
  82 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
  83 {
  84     if (g_isIdle)
  85         wxapp_install_idle_handler();
  86
  87     if (!win->m_hasVMT)
  88         return;
  89
  90     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
  91     {
  92 /*
  93         wxPrintf( "OnSize from " );
  94         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
  95            wxPrintf( win->GetClassInfo()->GetClassName() );
  96         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
  97                                 (int)alloc->y,
  98                                 (int)alloc->width,
  99                                 (int)alloc->height );
 100 */
 101
 102         win->m_width = alloc->width;
 103         win->m_height = alloc->height;
 104         win->m_queuedFullRedraw = TRUE;
 105         win->GtkUpdateSize();
 106     }
 107 }
 108
 109 //-----------------------------------------------------------------------------
 110 // "delete_event"
 111 //-----------------------------------------------------------------------------
 112
 113 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win )
 114 {
 115     if (g_isIdle)
 116         wxapp_install_idle_handler();
 117
 118     if (win->IsEnabled() &&
 119         (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
 120          win->IsGrabbed()))
 121         win->Close();
 122
 123     return TRUE;
 124 }
 125
 126
 127 //-----------------------------------------------------------------------------
 128 // "configure_event"
 129 //-----------------------------------------------------------------------------
 130
 131 static gint
 132 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win )
 133 {
 134     if (g_isIdle)
 135         wxapp_install_idle_handler();
 136
 137     if (!win->m_hasVMT || !win->IsShown())
 138         return FALSE;
 139
 140     int x = 0;
 141     int y = 0;
 142     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 143     win->m_x = x;
 144     win->m_y = y;
 145
 146     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 147     mevent.SetEventObject( win );
 148     win->GetEventHandler()->ProcessEvent( mevent );
 149
 150     return FALSE;
 151 }
 152
 153 //-----------------------------------------------------------------------------
 154 // "realize" from m_widget
 155 //-----------------------------------------------------------------------------
 156
 157 // we cannot MWM hints and icons before the widget has been realized,
 158 // so we do this directly after realization
 159
 160 static void
 161 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
 162                              wxTopLevelWindowGTK *win )
 163 {
 164     if (g_isIdle)
 165         wxapp_install_idle_handler();
 166
 167     // All this is for Motif Window Manager "hints" and is supposed to be
 168     // recognized by other WM as well. Not tested.
 169     gdk_window_set_decorations(win->m_widget->window,
 170                                (GdkWMDecoration)win->m_gdkDecor);
 171     gdk_window_set_functions(win->m_widget->window,
 172                                (GdkWMFunction)win->m_gdkFunc);
 173
 174     // GTK's shrinking/growing policy
 175     if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
 176         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 177     else
 178         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 179
 180     // reset the icon
 181     wxIconBundle iconsOld = win->GetIcons();
 182     if ( iconsOld.GetIcon(-1).Ok() )
 183     {
 184         win->SetIcon( wxNullIcon );
 185         win->SetIcons( iconsOld );
 186     }
 187 }
 188
 189 //-----------------------------------------------------------------------------
 190 // "map_event" from m_widget
 191 //-----------------------------------------------------------------------------
 192
 193 static void
 194 gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
 195                         GdkEvent * WXUNUSED(event),
 196                         wxTopLevelWindow *win )
 197 {
 198     win->SetIconizeState(FALSE);
 199 }
 200
 201 //-----------------------------------------------------------------------------
 202 // "unmap_event" from m_widget
 203 //-----------------------------------------------------------------------------
 204
 205 static void
 206 gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
 207                           GdkEvent * WXUNUSED(event),
 208                           wxTopLevelWindow *win )
 209 {
 210     win->SetIconizeState(TRUE);
 211 }
 212
 213 //-----------------------------------------------------------------------------
 214 // "expose_event" of m_client
 215 //-----------------------------------------------------------------------------
 216
 217 static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 218 {
 219     GtkPizza *pizza = GTK_PIZZA(widget);
 220
 221     gtk_paint_flat_box (win->m_widget->style,
 222                         pizza->bin_window, GTK_STATE_NORMAL,
 223                         GTK_SHADOW_NONE,
 224                         &gdk_event->area,
 225                         win->m_widget,
 226                         (char *)"base",
 227                         0, 0, -1, -1);
 228
 229     return TRUE;
 230 }
 231
 232 //-----------------------------------------------------------------------------
 233 // "draw" of m_client
 234 //-----------------------------------------------------------------------------
 235
 236 #ifndef __WXGTK20__
 237
 238 static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 239 {
 240     GtkPizza *pizza = GTK_PIZZA(widget);
 241
 242     gtk_paint_flat_box (win->m_widget->style,
 243                         pizza->bin_window, GTK_STATE_NORMAL,
 244                         GTK_SHADOW_NONE,
 245                         rect,
 246                         win->m_widget,
 247                         (char *)"base",
 248                         0, 0, -1, -1);
 249 }
 250
 251 #endif // GTK+ 1.x
 252
 253 // ----------------------------------------------------------------------------
 254 // wxTopLevelWindowGTK itself
 255 // ----------------------------------------------------------------------------
 256
 257 //-----------------------------------------------------------------------------
 258 // InsertChild for wxTopLevelWindowGTK
 259 //-----------------------------------------------------------------------------
 260
 261 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
 262  * C++ has no virtual methods in a constructor. We have to emulate a
 263  * virtual function here as wxWindows requires different ways to insert
 264  * a child in container classes. */
 265
 266 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
 267 {
 268     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 269
 270     if (!parent->m_insertInClientArea)
 271     {
 272         // these are outside the client area
 273         wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent;
 274         gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
 275                          GTK_WIDGET(child->m_widget),
 276                          child->m_x,
 277                          child->m_y,
 278                          child->m_width,
 279                          child->m_height );
 280     }
 281     else
 282     {
 283         // these are inside the client area
 284         gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
 285                          GTK_WIDGET(child->m_widget),
 286                          child->m_x,
 287                          child->m_y,
 288                          child->m_width,
 289                          child->m_height );
 290     }
 291
 292     // resize on OnInternalIdle
 293     parent->GtkUpdateSize();
 294 }
 295
 296 // ----------------------------------------------------------------------------
 297 // wxTopLevelWindowGTK creation
 298 // ----------------------------------------------------------------------------
 299
 300 void wxTopLevelWindowGTK::Init()
 301 {
 302     m_sizeSet = FALSE;
 303     m_miniEdge = 0;
 304     m_miniTitle = 0;
 305     m_mainWidget = (GtkWidget*) NULL;
 306     m_insertInClientArea = TRUE;
 307     m_isIconized = FALSE;
 308     m_fsIsShowing = FALSE;
 309     m_themeEnabled = TRUE;
 310     m_gdkDecor = m_gdkFunc = 0;
 311     m_grabbed = FALSE;
 312 }
 313
 314 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 315                                   wxWindowID id,
 316                                   const wxString& title,
 317                                   const wxPoint& pos,
 318                                   const wxSize& sizeOrig,
 319                                   long style,
 320                                   const wxString &name )
 321 {
 322     // always create a frame of some reasonable, even if arbitrary, size (at
 323     // least for MSW compatibility)
 324     wxSize size = sizeOrig;
 325     if ( size.x == -1 || size.y == -1 )
 326     {
 327         wxSize sizeDpy = wxGetDisplaySize();
 328         if ( size.x == -1 )
 329             size.x = sizeDpy.x / 3;
 330         if ( size.y == -1 )
 331             size.y = sizeDpy.y / 5;
 332     }
 333
 334     wxTopLevelWindows.Append( this );
 335
 336     m_needParent = FALSE;
 337
 338     if (!PreCreation( parent, pos, size ) ||
 339         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 340     {
 341         wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
 342         return FALSE;
 343     }
 344
 345     m_title = title;
 346
 347     m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
 348
 349     GtkWindowType win_type = GTK_WINDOW_TOPLEVEL;
 350
 351     if (style & wxFRAME_TOOL_WINDOW)
 352         win_type = GTK_WINDOW_POPUP;
 353
 354     if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 355     {
 356         // there is no more GTK_WINDOW_DIALOG in 2.0
 357 #ifdef __WXGTK20__
 358         win_type = GTK_WINDOW_TOPLEVEL;
 359 #else
 360         win_type = GTK_WINDOW_DIALOG;
 361 #endif
 362     }
 363
 364     m_widget = gtk_window_new( win_type );
 365
 366     if (m_parent && (((GTK_IS_WINDOW(m_parent->m_widget)) &&
 367                       (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
 368                      (style & wxFRAME_FLOAT_ON_PARENT)))
 369     {
 370         gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
 371     }
 372
 373     if (!name.IsEmpty())
 374         gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 375
 376     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 377     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 378
 379     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 380         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 381
 382     // m_mainWidget holds the toolbar, the menubar and the client area
 383     m_mainWidget = gtk_pizza_new();
 384     gtk_widget_show( m_mainWidget );
 385     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 386     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 387
 388     // for m_mainWidget themes
 389     gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
 390                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 391 #ifndef __WXGTK20__
 392     gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
 393                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 394 #endif
 395
 396     // m_wxwindow only represents the client area without toolbar and menubar
 397     m_wxwindow = gtk_pizza_new();
 398     gtk_widget_show( m_wxwindow );
 399     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 400
 401     // we donm't allow the frame to get the focus as otherwise
 402     // the frame will grab it at arbitrary focus changes
 403     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 404
 405     if (m_parent) m_parent->AddChild( this );
 406
 407     // the user resized the frame by dragging etc.
 408     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 409         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 410
 411     PostCreation();
 412
 413     if ((m_x != -1) || (m_y != -1))
 414         gtk_widget_set_uposition( m_widget, m_x, m_y );
 415
 416     gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 417
 418     //  we cannot set MWM hints and icons before the widget has
 419     //  been realized, so we do this directly after realization
 420     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 421                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 422
 423     // the only way to get the window size is to connect to this event
 424     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 425         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 426
 427     // map and unmap for iconized state
 428     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
 429         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );
 430     gtk_signal_connect( GTK_OBJECT(m_widget), "unmap_event",
 431         GTK_SIGNAL_FUNC(gtk_frame_unmap_callback), (gpointer)this );
 432
 433     // the only way to get the window size is to connect to this event
 434     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 435         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 436
 437     // disable native tab traversal
 438     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
 439         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 440
 441     // decorations
 442     if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
 443     {
 444         m_gdkDecor = 0;
 445         m_gdkFunc = 0;
 446     }
 447     else
 448     {
 449         m_gdkDecor = (long) GDK_DECOR_BORDER;
 450         m_gdkFunc = (long) GDK_FUNC_MOVE;
 451
 452         // All this is for Motif Window Manager "hints" and is supposed to be
 453         // recognized by other WMs as well.
 454         if ((style & wxCAPTION) != 0)
 455             m_gdkDecor |= GDK_DECOR_TITLE;
 456         if ((style & wxSYSTEM_MENU) != 0)
 457         {
 458             m_gdkFunc |= GDK_FUNC_CLOSE;
 459             m_gdkDecor |= GDK_DECOR_MENU;
 460         }
 461         if ((style & wxMINIMIZE_BOX) != 0)
 462         {
 463             m_gdkFunc |= GDK_FUNC_MINIMIZE;
 464             m_gdkDecor |= GDK_DECOR_MINIMIZE;
 465         }
 466         if ((style & wxMAXIMIZE_BOX) != 0)
 467         {
 468             m_gdkFunc |= GDK_FUNC_MAXIMIZE;
 469             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
 470         }
 471         if ((style & wxRESIZE_BORDER) != 0)
 472         {
 473            m_gdkFunc |= GDK_FUNC_RESIZE;
 474            m_gdkDecor |= GDK_DECOR_RESIZEH;
 475         }
 476     }
 477
 478     return TRUE;
 479 }
 480
 481 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 482 {
 483     if (m_grabbed)
 484     {
 485         wxASSERT_MSG( FALSE, _T("Window still grabbed"));
 486         RemoveGrab();
 487     }
 488
 489     m_isBeingDeleted = TRUE;
 490
 491     // it may also be GtkScrolledWindow in the case of an MDI child
 492     if (GTK_IS_WINDOW(m_widget))
 493     {
 494         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
 495     }
 496 }
 497
 498
 499 // X11 ICCCM values for window layers
 500 #define  WIN_LAYER_NORMAL      4
 501 #define  WIN_LAYER_ABOVE_DOCK  10
 502
 503 // X11 window manager property name
 504 #define  XA_WIN_LAYER          "_WIN_LAYER"
 505
 506 // X11 window manager property name atom
 507 static Atom gs_XA_WIN_LAYER = 0;
 508
 509
 510 static void wx_win_hints_set_layer(GtkWidget *window, int layer)
 511 {
 512 #ifndef __WXGTK20__
 513     XEvent xev;
 514     GdkWindowPrivate *priv;
 515     gint prev_error;
 516
 517     prev_error = gdk_error_warnings;
 518     gdk_error_warnings = 0;
 519     priv = (GdkWindowPrivate*)(GTK_WIDGET(window)->window);
 520
 521     if (GTK_WIDGET_MAPPED(window))
 522     {
 523         xev.type = ClientMessage;
 524         xev.xclient.type = ClientMessage;
 525         xev.xclient.window = priv->xwindow;
 526         xev.xclient.message_type = gs_XA_WIN_LAYER;
 527         xev.xclient.format = 32;
 528         xev.xclient.data.l[0] = (long)layer;
 529         xev.xclient.data.l[1] = gdk_time_get();
 530
 531         XSendEvent(GDK_DISPLAY(), GDK_ROOT_WINDOW(), False,
 532             SubstructureNotifyMask, (XEvent*) &xev);
 533     }
 534     else
 535     {
 536         long data[1];
 537
 538         data[0] = layer;
 539         XChangeProperty(GDK_DISPLAY(), priv->xwindow, gs_XA_WIN_LAYER,
 540               XA_CARDINAL, 32, PropModeReplace, (unsigned char *)data, 1);
 541     }
 542     gdk_error_warnings = prev_error;
 543 #endif
 544 }
 545
 546 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 547 {
 548     if (show == m_fsIsShowing) return FALSE; // return what?
 549
 550     if (gs_XA_WIN_LAYER == 0)
 551     {
 552         // Initialose X11 Atom only once
 553         gs_XA_WIN_LAYER = XInternAtom( GDK_DISPLAY(), XA_WIN_LAYER, False );
 554     }
 555
 556     m_fsIsShowing = show;
 557
 558     if (show)
 559     {
 560         m_fsSaveGdkFunc = m_gdkFunc;
 561         m_fsSaveGdkDecor = m_gdkDecor;
 562         m_fsSaveFlag = style;
 563         GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
 564         GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 565
 566         int screen_width,screen_height;
 567         wxDisplaySize( &screen_width, &screen_height );
 568
 569                 gint client_x, client_y, root_x, root_y;
 570                 gint width, height;
 571
 572                 gdk_window_get_origin (m_widget->window, &root_x, &root_y);
 573                 gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
 574                                          &width, &height, NULL);
 575
 576         wx_win_hints_set_layer( m_widget, WIN_LAYER_ABOVE_DOCK );
 577
 578                 gdk_window_move_resize (m_widget->window, -client_x, -client_y,
 579                                         screen_width + 1, screen_height + 1);
 580     }
 581     else
 582     {
 583         wx_win_hints_set_layer( m_widget, WIN_LAYER_NORMAL );
 584
 585         SetSize( m_fsSaveFrame.x, m_fsSaveFrame.y, m_fsSaveFrame.width, m_fsSaveFrame.height );
 586     }
 587
 588     return TRUE;
 589 }
 590
 591 // ----------------------------------------------------------------------------
 592 // overridden wxWindow methods
 593 // ----------------------------------------------------------------------------
 594
 595 bool wxTopLevelWindowGTK::Show( bool show )
 596 {
 597     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 598
 599     if (show && !m_sizeSet)
 600     {
 601         /* by calling GtkOnSize here, we don't have to call
 602            either after showing the frame, which would entail
 603            much ugly flicker or from within the size_allocate
 604            handler, because GTK 1.1.X forbids that. */
 605
 606         GtkOnSize( m_x, m_y, m_width, m_height );
 607     }
 608
 609     return wxWindow::Show( show );
 610 }
 611
 612 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 613 {
 614     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
 615 }
 616
 617 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 618 {
 619     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 620
 621     // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
 622     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 623
 624     // avoid recursions
 625     if (m_resizing)
 626         return;
 627     m_resizing = TRUE;
 628
 629     int old_x = m_x;
 630     int old_y = m_y;
 631
 632     int old_width = m_width;
 633     int old_height = m_height;
 634
 635     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 636     {
 637         if (x != -1) m_x = x;
 638         if (y != -1) m_y = y;
 639     }
 640     else
 641     {
 642         m_x = x;
 643         m_y = y;
 644     }
 645     if (width != -1) m_width = width;
 646     if (height != -1) m_height = height;
 647
 648 /*
 649     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 650     {
 651         if (width == -1) m_width = 80;
 652     }
 653
 654     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 655     {
 656        if (height == -1) m_height = 26;
 657     }
 658 */
 659
 660     int minWidth = GetMinWidth(),
 661         minHeight = GetMinHeight(),
 662         maxWidth = GetMaxWidth(),
 663         maxHeight = GetMaxHeight();
 664
 665     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 666     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 667     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 668     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 669
 670     if ((m_x != -1) || (m_y != -1))
 671     {
 672         if ((m_x != old_x) || (m_y != old_y))
 673         {
 674             gtk_widget_set_uposition( m_widget, m_x, m_y );
 675         }
 676     }
 677
 678     if ((m_width != old_width) || (m_height != old_height))
 679     {
 680         if (m_widget->window)
 681             gdk_window_resize( m_widget->window, m_width, m_height );
 682         else
 683             gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 684
 685         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 686            done either directly before the frame is shown or in idle time
 687            so that different calls to SetSize() don't lead to flicker. */
 688         m_sizeSet = FALSE;
 689     }
 690
 691     m_resizing = FALSE;
 692 }
 693
 694 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 695 {
 696     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 697
 698     wxWindow::DoGetClientSize( width, height );
 699     if (height)
 700     {
 701         // mini edge
 702         *height -= m_miniEdge*2 + m_miniTitle;
 703     }
 704     if (width)
 705     {
 706         *width -= m_miniEdge*2;
 707     }
 708 }
 709
 710 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
 711 {
 712     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 713
 714     DoSetSize(-1, -1,
 715               width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0);
 716 }
 717
 718 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 719                                      int width, int height )
 720 {
 721     // due to a bug in gtk, x,y are always 0
 722     // m_x = x;
 723     // m_y = y;
 724
 725     // avoid recursions
 726     if (m_resizing) return;
 727     m_resizing = TRUE;
 728
 729     if ( m_wxwindow == NULL ) return;
 730
 731     m_width = width;
 732     m_height = height;
 733
 734     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 735        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 736        set in wxFrame::Create so it is used to check what kind of frame we
 737        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 738        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 739        importantly) m_mainWidget */
 740
 741     int minWidth = GetMinWidth(),
 742         minHeight = GetMinHeight(),
 743         maxWidth = GetMaxWidth(),
 744         maxHeight = GetMaxHeight();
 745
 746     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 747     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 748     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 749     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 750
 751     if (m_mainWidget)
 752     {
 753         // set size hints
 754         gint            flag = 0; // GDK_HINT_POS;
 755         GdkGeometry     geom;
 756
 757         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
 758         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
 759
 760         geom.min_width = minWidth;
 761         geom.min_height = minHeight;
 762
 763             // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
 764             // maxHeight or maxWidth is set, we must set them both, else the
 765             // remaining -1 will be taken literally.
 766
 767             // I'm certain this also happens elsewhere, and is the probable
 768             // cause of other such things as:
 769             // Gtk-WARNING **: gtk_widget_size_allocate():
 770             //       attempt to allocate widget with width 65535 and height 600
 771             // but I don't have time to track them all now..
 772             //
 773             // Really we need to encapulate all this height/width business and
 774             // stop any old method from ripping at the members directly and
 775             // scattering -1's without regard for who might resolve them later.
 776
 777         geom.max_width = ( maxHeight == -1 ) ? maxWidth
 778                          : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
 779                            : maxWidth ;
 780
 781         geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
 782                           : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
 783                             : maxHeight ;
 784
 785         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
 786                                        (GtkWidget*) NULL,
 787                                        &geom,
 788                                        (GdkWindowHints) flag );
 789
 790         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 791          * menubar, the toolbar and the client area, which is represented by
 792          * m_wxwindow.
 793          * this hurts in the eye, but I don't want to call SetSize()
 794          * because I don't want to call any non-native functions here. */
 795
 796         int client_x = m_miniEdge;
 797         int client_y = m_miniEdge + m_miniTitle;
 798         int client_w = m_width - 2*m_miniEdge;
 799         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
 800
 801         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 802                               m_wxwindow,
 803                               client_x, client_y, client_w, client_h );
 804     }
 805     else
 806     {
 807         // If there is no m_mainWidget between m_widget and m_wxwindow there
 808         // is no need to set the size or position of m_wxwindow.
 809     }
 810
 811     m_sizeSet = TRUE;
 812
 813     // send size event to frame
 814     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 815     event.SetEventObject( this );
 816     GetEventHandler()->ProcessEvent( event );
 817
 818     m_resizing = FALSE;
 819 }
 820
 821 void wxTopLevelWindowGTK::OnInternalIdle()
 822 {
 823     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 824     {
 825         GtkOnSize( m_x, m_y, m_width, m_height );
 826
 827         // we'll come back later
 828         if (g_isIdle)
 829             wxapp_install_idle_handler();
 830         return;
 831     }
 832
 833     // set the focus if not done yet and if we can already do it
 834     if ( GTK_WIDGET_REALIZED(m_wxwindow) )
 835     {
 836         if ( g_delayedFocus &&
 837              wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
 838         {
 839             wxLogTrace(_T("focus"),
 840                        _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
 841                        g_delayedFocus->GetClassInfo()->GetClassName(),
 842                        g_delayedFocus->GetLabel().c_str());
 843
 844             g_delayedFocus->SetFocus();
 845             g_delayedFocus = NULL;
 846         }
 847     }
 848
 849     wxWindow::OnInternalIdle();
 850 }
 851
 852 // ----------------------------------------------------------------------------
 853 // frame title/icon
 854 // ----------------------------------------------------------------------------
 855
 856 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
 857 {
 858     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 859
 860     m_title = title;
 861     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 862 }
 863
 864 void wxTopLevelWindowGTK::DoSetIcon( const wxIcon &icon )
 865 {
 866     if ( !icon.Ok() )
 867         return;
 868
 869     if (!m_widget->window)
 870         return;
 871
 872     wxMask *mask = icon.GetMask();
 873     GdkBitmap *bm = (GdkBitmap *) NULL;
 874     if (mask) bm = mask->GetBitmap();
 875
 876     gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
 877 }
 878
 879 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
 880 {
 881     SetIcons( wxIconBundle( icon ) );
 882 }
 883
 884 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
 885 {
 886     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 887     GdkWindow* window = m_widget->window;
 888
 889     wxTopLevelWindowBase::SetIcons( icons );
 890
 891     DoSetIcon( icons.GetIcon( -1 ) );
 892     if ( window )
 893     {
 894         wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
 895                        (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
 896     }
 897 }
 898
 899 // ----------------------------------------------------------------------------
 900 // frame state: maximized/iconized/normal
 901 // ----------------------------------------------------------------------------
 902
 903 void wxTopLevelWindowGTK::Maximize(bool maximize)
 904 {
 905 #ifdef __WXGTK20__
 906     if (maximize)
 907         gtk_window_maximize( GTK_WINDOW( m_widget ) );
 908     else
 909         gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
 910 #else
 911     wxFAIL_MSG( _T("not implemented") );
 912 #endif
 913 }
 914
 915 bool wxTopLevelWindowGTK::IsMaximized() const
 916 {
 917   //    wxFAIL_MSG( _T("not implemented") );
 918
 919     // This is an approximation
 920     return FALSE;
 921 }
 922
 923 void wxTopLevelWindowGTK::Restore()
 924 {
 925 #ifdef __GTK20__
 926     // "Present" seems similar enough to "restore"
 927     gtk_window_present( GTK_WINDOW( m_widget ) );
 928 #else
 929     wxFAIL_MSG( _T("not implemented") );
 930 #endif
 931 }
 932
 933 void wxTopLevelWindowGTK::Iconize( bool iconize )
 934 {
 935 #ifdef __WXGTK20__
 936     if (iconize)
 937         gtk_window_iconify( GTK_WINDOW( m_widget ) );
 938     else
 939         gtk_window_deiconify( GTK_WINDOW( m_widget ) );
 940 #else
 941    if (iconize)
 942    {
 943        GdkWindow *window = m_widget->window;
 944
 945        // you should do it later, for example from OnCreate() handler
 946        wxCHECK_RET( window, _T("frame not created yet - can't iconize") );
 947
 948        XIconifyWindow( GDK_WINDOW_XDISPLAY( window ),
 949                        GDK_WINDOW_XWINDOW( window ),
 950                        DefaultScreen( GDK_DISPLAY() ) );
 951    }
 952 #endif
 953 }
 954
 955 bool wxTopLevelWindowGTK::IsIconized() const
 956 {
 957     return m_isIconized;
 958 }
 959
 960 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
 961 {
 962     if ( iconize != m_isIconized )
 963     {
 964         m_isIconized = iconize;
 965         (void)SendIconizeEvent(iconize);
 966     }
 967 }
 968
 969 void wxTopLevelWindowGTK::AddGrab()
 970 {
 971     if (!m_grabbed)
 972     {
 973         m_grabbed = TRUE;
 974         gtk_grab_add( m_widget );
 975         gtk_main();
 976         gtk_grab_remove( m_widget );
 977     }
 978 }
 979
 980 void wxTopLevelWindowGTK::RemoveGrab()
 981 {
 982     if (m_grabbed)
 983     {
 984         gtk_main_quit();
 985         m_grabbed = FALSE;
 986     }
 987 }
 988
 989 // vi:sts=4:sw=4:et