src/gtk/toplevel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/toplevel.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Copyright:   (c) 1998 Robert Roebling
   6 // Licence:     wxWindows licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9 // For compilers that support precompilation, includes "wx.h".
  10 #include "wx/wxprec.h"
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __VMS
  21 #define XIconifyWindow XICONIFYWINDOW
  22 #endif
  23
  24 #include "wx/toplevel.h"
  25
  26 #ifndef WX_PRECOMP
  27     #include "wx/frame.h"
  28     #include "wx/icon.h"
  29     #include "wx/log.h"
  30     #include "wx/app.h"
  31 #endif
  32
  33 #include "wx/evtloop.h"
  34 #include "wx/sysopt.h"
  35
  36 #include <gtk/gtk.h>
  37 #ifdef GDK_WINDOWING_X11
  38     #include <gdk/gdkx.h>
  39     #include <X11/Xatom.h>  // XA_CARDINAL
  40     #include "wx/unix/utilsx11.h"
  41 #endif
  42
  43 #include "wx/gtk/private.h"
  44 #include "wx/gtk/private/gtk2-compat.h"
  45 #include "wx/gtk/private/win_gtk.h"
  46
  47 #if wxUSE_LIBHILDON
  48     #include <hildon-widgets/hildon-program.h>
  49     #include <hildon-widgets/hildon-window.h>
  50 #endif // wxUSE_LIBHILDON
  51
  52 #if wxUSE_LIBHILDON2
  53     #include <hildon/hildon.h>
  54 #endif // wxUSE_LIBHILDON2
  55
  56 // ----------------------------------------------------------------------------
  57 // data
  58 // ----------------------------------------------------------------------------
  59
  60 // this is incremented while a modal dialog is shown
  61 int wxOpenModalDialogsCount = 0;
  62
  63 // the frame that is currently active (i.e. its child has focus). It is
  64 // used to generate wxActivateEvents
  65 static wxTopLevelWindowGTK *g_activeFrame = NULL;
  66 static wxTopLevelWindowGTK *g_lastActiveFrame = NULL;
  67
  68 // if we detect that the app has got/lost the focus, we set this variable to
  69 // either TRUE or FALSE and an activate event will be sent during the next
  70 // OnIdle() call and it is reset to -1: this value means that we shouldn't
  71 // send any activate events at all
  72 static int g_sendActivateEvent = -1;
  73
  74 #ifdef GDK_WINDOWING_X11
  75 // Whether _NET_REQUEST_FRAME_EXTENTS support is working
  76 static enum {
  77     RFE_STATUS_UNKNOWN, RFE_STATUS_WORKING, RFE_STATUS_BROKEN
  78 } gs_requestFrameExtentsStatus;
  79
  80 static bool gs_decorCacheValid;
  81 #endif
  82
  83 //-----------------------------------------------------------------------------
  84 // RequestUserAttention related functions
  85 //-----------------------------------------------------------------------------
  86
  87 #ifndef __WXGTK3__
  88 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
  89                                            gboolean setting)
  90 {
  91 #if GTK_CHECK_VERSION(2,7,0)
  92     if (gtk_check_version(2,7,0) == NULL)
  93         gtk_window_set_urgency_hint(win, setting);
  94     else
  95 #endif
  96     {
  97 #ifdef GDK_WINDOWING_X11
  98         GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(win));
  99         wxCHECK_RET(window, "wxgtk_window_set_urgency_hint: GdkWindow not realized");
 100
 101         Display* dpy = GDK_WINDOW_XDISPLAY(window);
 102         Window xid = GDK_WINDOW_XID(window);
 103         XWMHints* wm_hints = XGetWMHints(dpy, xid);
 104
 105         if (!wm_hints)
 106             wm_hints = XAllocWMHints();
 107
 108         if (setting)
 109             wm_hints->flags |= XUrgencyHint;
 110         else
 111             wm_hints->flags &= ~XUrgencyHint;
 112
 113         XSetWMHints(dpy, xid, wm_hints);
 114         XFree(wm_hints);
 115 #endif // GDK_WINDOWING_X11
 116     }
 117 }
 118 #define gtk_window_set_urgency_hint wxgtk_window_set_urgency_hint
 119 #endif
 120
 121 extern "C" {
 122 static gboolean gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
 123 {
 124     gtk_window_set_urgency_hint(GTK_WINDOW(win->m_widget), false);
 125
 126     win->m_urgency_hint = -2;
 127     return FALSE;
 128 }
 129 }
 130
 131 //-----------------------------------------------------------------------------
 132 // "focus_in_event"
 133 //-----------------------------------------------------------------------------
 134
 135 extern "C" {
 136 static gboolean gtk_frame_focus_in_callback( GtkWidget *widget,
 137                                          GdkEvent *WXUNUSED(event),
 138                                          wxTopLevelWindowGTK *win )
 139 {
 140     switch ( g_sendActivateEvent )
 141     {
 142         case -1:
 143             // we've got focus from outside, synthetize wxActivateEvent
 144             g_sendActivateEvent = 1;
 145             break;
 146
 147         case 0:
 148             // another our window just lost focus, it was already ours before
 149             // - don't send any wxActivateEvent
 150             g_sendActivateEvent = -1;
 151             break;
 152     }
 153
 154     g_activeFrame = win;
 155     g_lastActiveFrame = g_activeFrame;
 156
 157     // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
 158
 159     // MR: wxRequestUserAttention related block
 160     switch( win->m_urgency_hint )
 161     {
 162         default:
 163             g_source_remove( win->m_urgency_hint );
 164             // no break, fallthrough to remove hint too
 165         case -1:
 166             gtk_window_set_urgency_hint(GTK_WINDOW(widget), false);
 167             win->m_urgency_hint = -2;
 168             break;
 169
 170         case -2: break;
 171     }
 172
 173     wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 174     wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
 175     event.SetEventObject(g_activeFrame);
 176     g_activeFrame->HandleWindowEvent(event);
 177
 178     return FALSE;
 179 }
 180 }
 181
 182 //-----------------------------------------------------------------------------
 183 // "focus_out_event"
 184 //-----------------------------------------------------------------------------
 185
 186 extern "C" {
 187 static
 188 gboolean gtk_frame_focus_out_callback(GtkWidget * WXUNUSED(widget),
 189                                       GdkEventFocus *WXUNUSED(gdk_event),
 190                                       wxTopLevelWindowGTK * WXUNUSED(win))
 191 {
 192     // if the focus goes out of our app altogether, OnIdle() will send
 193     // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
 194     // g_sendActivateEvent to -1
 195     g_sendActivateEvent = 0;
 196
 197     // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
 198
 199     // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
 200
 201     if (g_activeFrame)
 202     {
 203         wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 204         wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId());
 205         event.SetEventObject(g_activeFrame);
 206         g_activeFrame->HandleWindowEvent(event);
 207
 208         g_activeFrame = NULL;
 209     }
 210
 211     return FALSE;
 212 }
 213 }
 214
 215 // ----------------------------------------------------------------------------
 216 // "key_press_event"
 217 // ----------------------------------------------------------------------------
 218
 219 extern "C" {
 220 static gboolean
 221 wxgtk_tlw_key_press_event(GtkWidget *widget, GdkEventKey *event)
 222 {
 223     GtkWindow* const window = GTK_WINDOW(widget);
 224
 225     // By default GTK+ checks for the menu accelerators in this (top level)
 226     // window first and then propagates the event to the currently focused
 227     // child from where it bubbles up the window parent chain. In wxWidgets,
 228     // however, we want the child window to have the event first but still
 229     // handle it as an accelerator if it's not processed there, so we need to
 230     // customize this by reversing the order of the steps done in the standard
 231     // GTK+ gtk_window_key_press_event() handler.
 232
 233     if ( gtk_window_propagate_key_event(window, event) )
 234         return TRUE;
 235
 236     if ( gtk_window_activate_key(window, event) )
 237         return TRUE;
 238
 239     if (GTK_WIDGET_GET_CLASS(widget)->key_press_event(widget, event))
 240         return TRUE;
 241
 242     return FALSE;
 243 }
 244 }
 245
 246 //-----------------------------------------------------------------------------
 247 // "size_allocate" from m_wxwindow
 248 //-----------------------------------------------------------------------------
 249
 250 extern "C" {
 251 static void
 252 size_allocate(GtkWidget*, GtkAllocation* alloc, wxTopLevelWindowGTK* win)
 253 {
 254     win->m_useCachedClientSize = true;
 255     if (win->m_clientWidth  != alloc->width ||
 256         win->m_clientHeight != alloc->height)
 257     {
 258         win->m_clientWidth  = alloc->width;
 259         win->m_clientHeight = alloc->height;
 260
 261         GtkAllocation a;
 262         gtk_widget_get_allocation(win->m_widget, &a);
 263         wxSize size(a.width, a.height);
 264         size.x += win->m_decorSize.left + win->m_decorSize.right;
 265         size.y += win->m_decorSize.top + win->m_decorSize.bottom;
 266         win->m_width  = size.x;
 267         win->m_height = size.y;
 268
 269         if (!win->IsIconized())
 270         {
 271             wxSizeEvent event(size, win->GetId());
 272             event.SetEventObject(win);
 273             win->HandleWindowEvent(event);
 274         }
 275         // else the window is currently unmapped, don't generate size events
 276     }
 277 }
 278 }
 279
 280 //-----------------------------------------------------------------------------
 281 // "delete_event"
 282 //-----------------------------------------------------------------------------
 283
 284 extern "C" {
 285 static gboolean
 286 gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget),
 287                            GdkEvent *WXUNUSED(event),
 288                            wxTopLevelWindowGTK *win )
 289 {
 290     if (win->IsEnabled() &&
 291         (wxOpenModalDialogsCount == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
 292          win->IsGrabbed()))
 293         win->Close();
 294
 295     return TRUE;
 296 }
 297 }
 298
 299 //-----------------------------------------------------------------------------
 300 // "configure_event"
 301 //-----------------------------------------------------------------------------
 302
 303 extern "C" {
 304 static gboolean
 305 gtk_frame_configure_callback( GtkWidget*,
 306                               GdkEventConfigure* gdk_event,
 307                               wxTopLevelWindowGTK *win )
 308 {
 309     win->GTKConfigureEvent(gdk_event->x, gdk_event->y);
 310     return false;
 311 }
 312 }
 313
 314 void wxTopLevelWindowGTK::GTKConfigureEvent(int x, int y)
 315 {
 316     wxPoint point;
 317 #ifdef GDK_WINDOWING_X11
 318     if (gs_decorCacheValid)
 319     {
 320         const DecorSize& decorSize = GetCachedDecorSize();
 321         point.x = x - decorSize.left;
 322         point.y = y - decorSize.top;
 323     }
 324     else
 325 #endif
 326     {
 327         gtk_window_get_position(GTK_WINDOW(m_widget), &point.x, &point.y);
 328     }
 329
 330     if (m_x != point.x || m_y != point.y)
 331     {
 332         m_x = point.x;
 333         m_y = point.y;
 334         wxMoveEvent event(point, GetId());
 335         event.SetEventObject(this);
 336         HandleWindowEvent(event);
 337     }
 338 }
 339
 340 //-----------------------------------------------------------------------------
 341 // "realize" from m_widget
 342 //-----------------------------------------------------------------------------
 343
 344 // we cannot the WM hints and icons before the widget has been realized,
 345 // so we do this directly after realization
 346
 347 void wxTopLevelWindowGTK::GTKHandleRealized()
 348 {
 349     wxNonOwnedWindow::GTKHandleRealized();
 350
 351     gdk_window_set_decorations(gtk_widget_get_window(m_widget),
 352                                (GdkWMDecoration)m_gdkDecor);
 353     gdk_window_set_functions(gtk_widget_get_window(m_widget),
 354                                (GdkWMFunction)m_gdkFunc);
 355
 356     const wxIconBundle& icons = GetIcons();
 357     if (icons.GetIconCount())
 358         SetIcons(icons);
 359
 360 #ifdef __WXGTK3__
 361     if (gtk_window_get_has_resize_grip(GTK_WINDOW(m_widget)))
 362     {
 363         // Grip window can end up obscured, probably due to deferred show.
 364         // Reset grip to ensure it is visible.
 365         gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), false);
 366         gtk_window_set_has_resize_grip(GTK_WINDOW(m_widget), true);
 367     }
 368 #endif
 369 }
 370
 371 //-----------------------------------------------------------------------------
 372 // "map_event" from m_widget
 373 //-----------------------------------------------------------------------------
 374
 375 extern "C" {
 376 static gboolean
 377 gtk_frame_map_callback( GtkWidget*,
 378                         GdkEvent * WXUNUSED(event),
 379                         wxTopLevelWindow *win )
 380 {
 381     const bool wasIconized = win->IsIconized();
 382     if (wasIconized)
 383     {
 384         // Because GetClientSize() returns (0,0) when IsIconized() is true,
 385         // a size event must be generated, just in case GetClientSize() was
 386         // called while iconized. This specifically happens when restoring a
 387         // tlw that was "rolled up" with some WMs.
 388         // Queue a resize rather than sending size event directly to allow
 389         // children to be made visible first.
 390         win->m_useCachedClientSize = false;
 391         win->m_clientWidth = 0;
 392         gtk_widget_queue_resize(win->m_wxwindow);
 393     }
 394     // it is possible for m_isShown to be false here, see bug #9909
 395     if (win->wxWindowBase::Show(true))
 396     {
 397         wxShowEvent eventShow(win->GetId(), true);
 398         eventShow.SetEventObject(win);
 399         win->GetEventHandler()->ProcessEvent(eventShow);
 400     }
 401
 402     // restore focus-on-map setting in case ShowWithoutActivating() was called
 403     gtk_window_set_focus_on_map(GTK_WINDOW(win->m_widget), true);
 404
 405     return false;
 406 }
 407 }
 408
 409 //-----------------------------------------------------------------------------
 410 // "window-state-event" from m_widget
 411 //-----------------------------------------------------------------------------
 412
 413 extern "C" {
 414 static gboolean
 415 gtk_frame_window_state_callback( GtkWidget* WXUNUSED(widget),
 416                           GdkEventWindowState *event,
 417                           wxTopLevelWindow *win )
 418 {
 419     if (event->changed_mask & GDK_WINDOW_STATE_ICONIFIED)
 420         win->SetIconizeState((event->new_window_state & GDK_WINDOW_STATE_ICONIFIED) != 0);
 421
 422     // if maximized bit changed and it is now set
 423     if (event->changed_mask & event->new_window_state & GDK_WINDOW_STATE_MAXIMIZED)
 424     {
 425         wxMaximizeEvent evt(win->GetId());
 426         evt.SetEventObject(win);
 427         win->HandleWindowEvent(evt);
 428     }
 429
 430     if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
 431         win->m_fsIsShowing = (event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN) != 0;
 432
 433     return false;
 434 }
 435 }
 436
 437 //-----------------------------------------------------------------------------
 438
 439 bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
 440 {
 441 #ifdef GDK_WINDOWING_X11
 442     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
 443     GdkDisplay* display = gdk_window_get_display(window);
 444     Atom xproperty = gdk_x11_atom_to_xatom_for_display(display, property);
 445     Atom type;
 446     int format;
 447     gulong nitems, bytes_after;
 448     guchar* data;
 449     Status status = XGetWindowProperty(
 450         GDK_DISPLAY_XDISPLAY(display),
 451         GDK_WINDOW_XID(window),
 452         xproperty,
 453         0, 4, false, XA_CARDINAL,
 454         &type, &format, &nitems, &bytes_after, &data);
 455     const bool success = status == Success && data && nitems == 4;
 456     if (success)
 457     {
 458         long* p = (long*)data;
 459         if (left)   *left   = int(p[0]);
 460         if (right)  *right  = int(p[1]);
 461         if (top)    *top    = int(p[2]);
 462         if (bottom) *bottom = int(p[3]);
 463     }
 464     if (data)
 465         XFree(data);
 466     return success;
 467 #else
 468     return false;
 469 #endif
 470 }
 471
 472 #ifdef GDK_WINDOWING_X11
 473 //-----------------------------------------------------------------------------
 474 // "property_notify_event" from m_widget
 475 //-----------------------------------------------------------------------------
 476
 477 extern "C" {
 478 static gboolean property_notify_event(
 479     GtkWidget*, GdkEventProperty* event, wxTopLevelWindowGTK* win)
 480 {
 481     // Watch for changes to _NET_FRAME_EXTENTS property
 482     static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
 483     if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property)
 484     {
 485         if (win->m_netFrameExtentsTimerId)
 486         {
 487             // WM support for _NET_REQUEST_FRAME_EXTENTS is working
 488             gs_requestFrameExtentsStatus = RFE_STATUS_WORKING;
 489             g_source_remove(win->m_netFrameExtentsTimerId);
 490             win->m_netFrameExtentsTimerId = 0;
 491         }
 492
 493         wxTopLevelWindowGTK::DecorSize decorSize = win->m_decorSize;
 494         gs_decorCacheValid = wxGetFrameExtents(event->window,
 495             &decorSize.left, &decorSize.right, &decorSize.top, &decorSize.bottom);
 496
 497         win->GTKUpdateDecorSize(decorSize);
 498     }
 499     return false;
 500 }
 501 }
 502
 503 extern "C" {
 504 static gboolean request_frame_extents_timeout(void* data)
 505 {
 506     // WM support for _NET_REQUEST_FRAME_EXTENTS is broken
 507     gs_requestFrameExtentsStatus = RFE_STATUS_BROKEN;
 508     gdk_threads_enter();
 509     wxTopLevelWindowGTK* win = static_cast<wxTopLevelWindowGTK*>(data);
 510     win->m_netFrameExtentsTimerId = 0;
 511     wxTopLevelWindowGTK::DecorSize decorSize = win->m_decorSize;
 512     wxGetFrameExtents(gtk_widget_get_window(win->m_widget),
 513         &decorSize.left, &decorSize.right, &decorSize.top, &decorSize.bottom);
 514     win->GTKUpdateDecorSize(decorSize);
 515     gdk_threads_leave();
 516     return false;
 517 }
 518 }
 519 #endif // GDK_WINDOWING_X11
 520
 521 // ----------------------------------------------------------------------------
 522 // wxTopLevelWindowGTK creation
 523 // ----------------------------------------------------------------------------
 524
 525 void wxTopLevelWindowGTK::Init()
 526 {
 527     m_mainWidget = NULL;
 528     m_isIconized = false;
 529     m_fsIsShowing = false;
 530     m_themeEnabled = true;
 531     m_gdkDecor =
 532     m_gdkFunc = 0;
 533     m_grabbed = false;
 534     m_deferShow = true;
 535     m_deferShowAllowed = true;
 536     m_updateDecorSize = true;
 537     m_netFrameExtentsTimerId = 0;
 538     m_incWidth = m_incHeight = 0;
 539     memset(&m_decorSize, 0, sizeof(m_decorSize));
 540
 541     m_urgency_hint = -2;
 542 }
 543
 544 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 545                                   wxWindowID id,
 546                                   const wxString& title,
 547                                   const wxPoint& pos,
 548                                   const wxSize& sizeOrig,
 549                                   long style,
 550                                   const wxString &name )
 551 {
 552     const wxSize size(WidthDefault(sizeOrig.x), HeightDefault(sizeOrig.y));
 553
 554     wxTopLevelWindows.Append( this );
 555
 556     if (!PreCreation( parent, pos, size ) ||
 557         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 558     {
 559         wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
 560         return false;
 561     }
 562
 563     m_title = title;
 564
 565     // NB: m_widget may be !=NULL if it was created by derived class' Create,
 566     //     e.g. in wxTaskBarIconAreaGTK
 567     if (m_widget == NULL)
 568     {
 569 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 570         // we must create HildonWindow and not a normal GtkWindow as the latter
 571         // doesn't look correctly in Maemo environment and it must also be
 572         // registered with the main program object
 573         m_widget = hildon_window_new();
 574         hildon_program_add_window(wxTheApp->GetHildonProgram(),
 575                                   HILDON_WINDOW(m_widget));
 576 #else // !wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
 577         m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 578         if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 579         {
 580             // Tell WM that this is a dialog window and make it center
 581             // on parent by default (this is what GtkDialog ctor does):
 582             gtk_window_set_type_hint(GTK_WINDOW(m_widget),
 583                                      GDK_WINDOW_TYPE_HINT_DIALOG);
 584             gtk_window_set_position(GTK_WINDOW(m_widget),
 585                                     GTK_WIN_POS_CENTER_ON_PARENT);
 586         }
 587         else
 588         {
 589             if (style & wxFRAME_TOOL_WINDOW)
 590             {
 591                 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
 592                                          GDK_WINDOW_TYPE_HINT_UTILITY);
 593
 594                 // On some WMs, like KDE, a TOOL_WINDOW will still show
 595                 // on the taskbar, but on Gnome a TOOL_WINDOW will not.
 596                 // For consistency between WMs and with Windows, we
 597                 // should set the NO_TASKBAR flag which will apply
 598                 // the set_skip_taskbar_hint if it is available,
 599                 // ensuring no taskbar entry will appear.
 600                 style |= wxFRAME_NO_TASKBAR;
 601             }
 602         }
 603 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2/!wxUSE_LIBHILDON || !wxUSE_LIBHILDON2
 604
 605         g_object_ref(m_widget);
 606     }
 607
 608     wxWindow *topParent = wxGetTopLevelParent(m_parent);
 609     if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
 610                        (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
 611                        (style & wxFRAME_FLOAT_ON_PARENT)))
 612     {
 613         gtk_window_set_transient_for( GTK_WINDOW(m_widget),
 614                                       GTK_WINDOW(topParent->m_widget) );
 615     }
 616
 617     if (style & wxFRAME_NO_TASKBAR)
 618     {
 619         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE);
 620     }
 621
 622     if (style & wxSTAY_ON_TOP)
 623     {
 624         gtk_window_set_keep_above(GTK_WINDOW(m_widget), TRUE);
 625     }
 626     if (style & wxMAXIMIZE)
 627         gtk_window_maximize(GTK_WINDOW(m_widget));
 628
 629 #if 0
 630     if (!name.empty())
 631         gtk_window_set_role( GTK_WINDOW(m_widget), wxGTK_CONV( name ) );
 632 #endif
 633
 634     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 635     gtk_widget_set_can_focus(m_widget, false);
 636
 637     g_signal_connect (m_widget, "delete_event",
 638                       G_CALLBACK (gtk_frame_delete_callback), this);
 639
 640     // m_mainWidget is a GtkVBox, holding the bars and client area (m_wxwindow)
 641     m_mainWidget = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
 642     gtk_widget_show( m_mainWidget );
 643     gtk_widget_set_can_focus(m_mainWidget, false);
 644     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 645
 646     // m_wxwindow is the client area
 647     m_wxwindow = wxPizza::New();
 648     gtk_widget_show( m_wxwindow );
 649     gtk_box_pack_start(GTK_BOX(m_mainWidget), m_wxwindow, true, true, 0);
 650
 651     // we donm't allow the frame to get the focus as otherwise
 652     // the frame will grab it at arbitrary focus changes
 653     gtk_widget_set_can_focus(m_wxwindow, false);
 654
 655     if (m_parent) m_parent->AddChild( this );
 656
 657     g_signal_connect(m_wxwindow, "size_allocate",
 658         G_CALLBACK(size_allocate), this);
 659
 660     PostCreation();
 661
 662 #ifndef __WXGTK3__
 663     if (pos != wxDefaultPosition)
 664         gtk_widget_set_uposition( m_widget, m_x, m_y );
 665 #endif
 666
 667     // for some reported size corrections
 668     g_signal_connect (m_widget, "map_event",
 669                       G_CALLBACK (gtk_frame_map_callback), this);
 670
 671     // for iconized state
 672     g_signal_connect (m_widget, "window_state_event",
 673                       G_CALLBACK (gtk_frame_window_state_callback), this);
 674
 675
 676     // for wxMoveEvent
 677     g_signal_connect (m_widget, "configure_event",
 678                       G_CALLBACK (gtk_frame_configure_callback), this);
 679
 680     // activation
 681     g_signal_connect_after (m_widget, "focus_in_event",
 682                       G_CALLBACK (gtk_frame_focus_in_callback), this);
 683     g_signal_connect_after (m_widget, "focus_out_event",
 684                       G_CALLBACK (gtk_frame_focus_out_callback), this);
 685
 686     // We need to customize the default GTK+ logic for key processing to make
 687     // it conforming to wxWidgets event processing order.
 688     g_signal_connect (m_widget, "key_press_event",
 689                       G_CALLBACK (wxgtk_tlw_key_press_event), NULL);
 690
 691 #ifdef GDK_WINDOWING_X11
 692 #ifdef __WXGTK3__
 693     if (GDK_IS_X11_SCREEN(gtk_window_get_screen(GTK_WINDOW(m_widget))))
 694 #endif
 695     {
 696         gtk_widget_add_events(m_widget, GDK_PROPERTY_CHANGE_MASK);
 697         g_signal_connect(m_widget, "property_notify_event",
 698             G_CALLBACK(property_notify_event), this);
 699     }
 700 #endif // GDK_WINDOWING_X11
 701
 702     // translate wx decorations styles into Motif WM hints (they are recognized
 703     // by other WMs as well)
 704
 705     // always enable moving the window as we have no separate flag for enabling
 706     // it
 707     m_gdkFunc = GDK_FUNC_MOVE;
 708
 709     if ( style & wxCLOSE_BOX )
 710         m_gdkFunc |= GDK_FUNC_CLOSE;
 711
 712     if ( style & wxMINIMIZE_BOX )
 713         m_gdkFunc |= GDK_FUNC_MINIMIZE;
 714
 715     if ( style & wxMAXIMIZE_BOX )
 716         m_gdkFunc |= GDK_FUNC_MAXIMIZE;
 717
 718     if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) )
 719     {
 720         m_gdkDecor = 0;
 721     }
 722     else // have border
 723     {
 724         m_gdkDecor = GDK_DECOR_BORDER;
 725
 726         if ( style & wxCAPTION )
 727             m_gdkDecor |= GDK_DECOR_TITLE;
 728
 729         if ( style & wxSYSTEM_MENU )
 730             m_gdkDecor |= GDK_DECOR_MENU;
 731
 732         if ( style & wxMINIMIZE_BOX )
 733             m_gdkDecor |= GDK_DECOR_MINIMIZE;
 734
 735         if ( style & wxMAXIMIZE_BOX )
 736             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
 737
 738         if ( style & wxRESIZE_BORDER )
 739         {
 740            m_gdkFunc |= GDK_FUNC_RESIZE;
 741            m_gdkDecor |= GDK_DECOR_RESIZEH;
 742         }
 743     }
 744
 745     if ((style & wxRESIZE_BORDER) == 0)
 746         gtk_window_set_resizable(GTK_WINDOW(m_widget), false);
 747 #ifndef __WXGTK3__
 748     else
 749         gtk_window_set_policy(GTK_WINDOW(m_widget), 1, 1, 1);
 750 #endif
 751
 752     m_decorSize = GetCachedDecorSize();
 753     int w, h;
 754     GTKDoGetSize(&w, &h);
 755     gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h);
 756
 757     return true;
 758 }
 759
 760 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 761 {
 762     if ( m_netFrameExtentsTimerId )
 763     {
 764         // Don't let the timer callback fire as the window pointer passed to it
 765         // will become invalid very soon.
 766         g_source_remove(m_netFrameExtentsTimerId);
 767     }
 768
 769 #if wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 770     // it can also be a (standard) dialog
 771     if ( HILDON_IS_WINDOW(m_widget) )
 772     {
 773         hildon_program_remove_window(wxTheApp->GetHildonProgram(),
 774                                      HILDON_WINDOW(m_widget));
 775     }
 776 #endif // wxUSE_LIBHILDON || wxUSE_LIBHILDON2
 777
 778     if (m_grabbed)
 779     {
 780         wxFAIL_MSG(wxT("Window still grabbed"));
 781         RemoveGrab();
 782     }
 783
 784     SendDestroyEvent();
 785
 786     // it may also be GtkScrolledWindow in the case of an MDI child
 787     if (GTK_IS_WINDOW(m_widget))
 788     {
 789         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
 790     }
 791
 792     if (g_activeFrame == this)
 793         g_activeFrame = NULL;
 794     if (g_lastActiveFrame == this)
 795         g_lastActiveFrame = NULL;
 796 }
 797
 798 bool wxTopLevelWindowGTK::EnableCloseButton( bool enable )
 799 {
 800     if (enable)
 801         m_gdkFunc |= GDK_FUNC_CLOSE;
 802     else
 803         m_gdkFunc &= ~GDK_FUNC_CLOSE;
 804
 805     GdkWindow* window = gtk_widget_get_window(m_widget);
 806     if (window)
 807         gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 808
 809     return true;
 810 }
 811
 812 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long)
 813 {
 814     if (show == m_fsIsShowing)
 815         return false; // return what?
 816
 817     m_fsIsShowing = show;
 818
 819 #ifdef GDK_WINDOWING_X11
 820     Display* xdpy = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_widget));
 821     Window xroot = GDK_WINDOW_XID(gtk_widget_get_root_window(m_widget));
 822     wxX11FullScreenMethod method = wxGetFullScreenMethodX11(xdpy, (WXWindow)xroot);
 823
 824     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
 825     //     to switch to fullscreen, which is not always available. We must
 826     //     check if WM supports the spec and use legacy methods if it
 827     //     doesn't.
 828     if ( method == wxX11_FS_WMSPEC )
 829 #endif // GDK_WINDOWING_X11
 830     {
 831         if (show)
 832             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
 833         else
 834             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
 835     }
 836 #ifdef GDK_WINDOWING_X11
 837     else
 838     {
 839         GdkWindow* window = gtk_widget_get_window(m_widget);
 840         Window xid = GDK_WINDOW_XID(window);
 841
 842         if (show)
 843         {
 844             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
 845             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 846
 847             GdkScreen* screen = gtk_widget_get_screen(m_widget);
 848             const int screen_width = gdk_screen_get_width(screen);
 849             const int screen_height = gdk_screen_get_height(screen);
 850
 851             gint client_x, client_y, root_x, root_y;
 852             gint width, height;
 853
 854             m_fsSaveGdkFunc = m_gdkFunc;
 855             m_fsSaveGdkDecor = m_gdkDecor;
 856             m_gdkFunc = m_gdkDecor = 0;
 857             gdk_window_set_decorations(window, (GdkWMDecoration)0);
 858             gdk_window_set_functions(window, (GdkWMFunction)0);
 859
 860             gdk_window_get_origin(window, &root_x, &root_y);
 861             gdk_window_get_geometry(window, &client_x, &client_y, &width, &height);
 862
 863             gdk_window_move_resize(
 864                 window, -client_x, -client_y, screen_width + 1, screen_height + 1);
 865
 866             wxSetFullScreenStateX11(xdpy,
 867                                     (WXWindow)xroot,
 868                                     (WXWindow)xid,
 869                                     show, &m_fsSaveFrame, method);
 870         }
 871         else // hide
 872         {
 873             m_gdkFunc = m_fsSaveGdkFunc;
 874             m_gdkDecor = m_fsSaveGdkDecor;
 875             gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
 876             gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 877
 878             wxSetFullScreenStateX11(xdpy,
 879                                     (WXWindow)xroot,
 880                                     (WXWindow)xid,
 881                                     show, &m_fsSaveFrame, method);
 882
 883             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
 884                     m_fsSaveFrame.width, m_fsSaveFrame.height);
 885         }
 886     }
 887 #endif // GDK_WINDOWING_X11
 888
 889     // documented behaviour is to show the window if it's still hidden when
 890     // showing it full screen
 891     if (show)
 892         Show();
 893
 894     return true;
 895 }
 896
 897 // ----------------------------------------------------------------------------
 898 // overridden wxWindow methods
 899 // ----------------------------------------------------------------------------
 900
 901 void wxTopLevelWindowGTK::Refresh( bool WXUNUSED(eraseBackground), const wxRect *WXUNUSED(rect) )
 902 {
 903     wxCHECK_RET( m_widget, wxT("invalid frame") );
 904
 905     gtk_widget_queue_draw( m_widget );
 906
 907     GdkWindow* window = NULL;
 908     if (m_wxwindow)
 909         window = gtk_widget_get_window(m_wxwindow);
 910     if (window)
 911         gdk_window_invalidate_rect(window, NULL, true);
 912 }
 913
 914 bool wxTopLevelWindowGTK::Show( bool show )
 915 {
 916     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 917
 918 #ifdef GDK_WINDOWING_X11
 919     bool deferShow = show && !m_isShown && m_deferShow;
 920     if (deferShow)
 921     {
 922         deferShow = m_deferShowAllowed &&
 923             gs_requestFrameExtentsStatus != RFE_STATUS_BROKEN &&
 924             !gtk_widget_get_realized(m_widget) &&
 925             g_signal_handler_find(m_widget,
 926                 GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
 927                 g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
 928                 0, NULL, NULL, this);
 929         if (deferShow)
 930         {
 931             GdkScreen* screen = gtk_widget_get_screen(m_widget);
 932             GdkAtom atom = gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false);
 933             deferShow = gdk_x11_screen_supports_net_wm_hint(screen, atom) != 0;
 934
 935             // If _NET_REQUEST_FRAME_EXTENTS not supported, don't allow changes
 936             // to m_decorSize, it breaks saving/restoring window size with
 937             // GetSize()/SetSize() because it makes window bigger between each
 938             // restore and save.
 939             m_updateDecorSize = deferShow;
 940         }
 941
 942         m_deferShow = deferShow;
 943     }
 944     if (deferShow)
 945     {
 946         // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
 947         // calling gtk_widget_show() until _NET_FRAME_EXTENTS property
 948         // notification is received, so correct frame extents are known.
 949         // This allows resizing m_widget to keep the overall size in sync with
 950         // what wxWidgets expects it to be without an obvious change in the
 951         // window size immediately after it becomes visible.
 952
 953         // Realize m_widget, so m_widget->window can be used. Realizing normally
 954         // causes the widget tree to be size_allocated, which generates size
 955         // events in the wrong order. However, the size_allocates will not be
 956         // done if the allocation is not the default (1,1).
 957         GtkAllocation alloc;
 958         gtk_widget_get_allocation(m_widget, &alloc);
 959         const int alloc_width = alloc.width;
 960         if (alloc_width == 1)
 961         {
 962             alloc.width = 2;
 963             gtk_widget_set_allocation(m_widget, &alloc);
 964         }
 965         gtk_widget_realize(m_widget);
 966         if (alloc_width == 1)
 967         {
 968             alloc.width = 1;
 969             gtk_widget_set_allocation(m_widget, &alloc);
 970         }
 971
 972         // send _NET_REQUEST_FRAME_EXTENTS
 973         XClientMessageEvent xevent;
 974         memset(&xevent, 0, sizeof(xevent));
 975         xevent.type = ClientMessage;
 976         GdkWindow* window = gtk_widget_get_window(m_widget);
 977         xevent.window = GDK_WINDOW_XID(window);
 978         xevent.message_type = gdk_x11_atom_to_xatom_for_display(
 979             gdk_window_get_display(window),
 980             gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
 981         xevent.format = 32;
 982         Display* display = GDK_DISPLAY_XDISPLAY(gdk_window_get_display(window));
 983         XSendEvent(display, DefaultRootWindow(display), false,
 984             SubstructureNotifyMask | SubstructureRedirectMask,
 985             (XEvent*)&xevent);
 986
 987         if (gs_requestFrameExtentsStatus == RFE_STATUS_UNKNOWN)
 988         {
 989             // if WM does not respond to request within 1 second,
 990             // we assume support for _NET_REQUEST_FRAME_EXTENTS is not working
 991             m_netFrameExtentsTimerId =
 992                 g_timeout_add(1000, request_frame_extents_timeout, this);
 993         }
 994
 995         // defer calling gtk_widget_show()
 996         m_isShown = true;
 997         return true;
 998     }
 999 #endif // GDK_WINDOWING_X11
1000
1001     if (show && !gtk_widget_get_realized(m_widget))
1002     {
1003         // size_allocate signals occur in reverse order (bottom to top).
1004         // Things work better if the initial wxSizeEvents are sent (from the
1005         // top down), before the initial size_allocate signals occur.
1006         wxSizeEvent event(GetSize(), GetId());
1007         event.SetEventObject(this);
1008         HandleWindowEvent(event);
1009     }
1010
1011     bool change = base_type::Show(show);
1012
1013     if (change && !show)
1014     {
1015         // make sure window has a non-default position, so when it is shown
1016         // again, it won't be repositioned by WM as if it were a new window
1017         // Note that this must be done _after_ the window is hidden.
1018         gtk_window_move((GtkWindow*)m_widget, m_x, m_y);
1019     }
1020
1021     return change;
1022 }
1023
1024 void wxTopLevelWindowGTK::ShowWithoutActivating()
1025 {
1026     if (!m_isShown)
1027     {
1028         gtk_window_set_focus_on_map(GTK_WINDOW(m_widget), false);
1029         Show(true);
1030     }
1031 }
1032
1033 void wxTopLevelWindowGTK::Raise()
1034 {
1035     gtk_window_present( GTK_WINDOW( m_widget ) );
1036 }
1037
1038 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
1039 {
1040     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
1041 }
1042
1043 // ----------------------------------------------------------------------------
1044 // window geometry
1045 // ----------------------------------------------------------------------------
1046
1047 void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const
1048 {
1049     wxSize size(m_width, m_height);
1050     size.x -= m_decorSize.left + m_decorSize.right;
1051     size.y -= m_decorSize.top + m_decorSize.bottom;
1052     if (size.x < 0) size.x = 0;
1053     if (size.y < 0) size.y = 0;
1054 #if wxUSE_LIBHILDON2
1055     if (width) {
1056        if (size.x == 720)
1057                *width = 696;
1058        else
1059                *width = size.x;
1060     }
1061     if (height) {
1062        if (size.y == 420)
1063                *height = 396;
1064        else if (size.y == 270)
1065                *height = 246;
1066             else
1067                *height = size.y;
1068     }
1069 #else // wxUSE_LIBHILDON2
1070     if (width)  *width  = size.x;
1071     if (height) *height = size.y;
1072 #endif // wxUSE_LIBHILDON2 /!wxUSE_LIBHILDON2
1073 }
1074
1075 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
1076 {
1077     wxCHECK_RET( m_widget, wxT("invalid frame") );
1078
1079     // deal with the position first
1080     int old_x = m_x;
1081     int old_y = m_y;
1082
1083     if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
1084     {
1085         // -1 means "use existing" unless the flag above is specified
1086         if ( x != -1 )
1087             m_x = x;
1088         if ( y != -1 )
1089             m_y = y;
1090     }
1091     else // wxSIZE_ALLOW_MINUS_ONE
1092     {
1093         m_x = x;
1094         m_y = y;
1095     }
1096
1097     if ( m_x != old_x || m_y != old_y )
1098     {
1099         gtk_window_move( GTK_WINDOW(m_widget), m_x, m_y );
1100         wxMoveEvent event(wxPoint(m_x, m_y), GetId());
1101         event.SetEventObject(this);
1102         HandleWindowEvent(event);
1103     }
1104
1105     const wxSize oldSize(m_width, m_height);
1106     if (width >= 0)
1107         m_width = width;
1108     if (height >= 0)
1109         m_height = height;
1110     ConstrainSize();
1111     if (m_width < 1) m_width = 1;
1112     if (m_height < 1) m_height = 1;
1113     if (m_width != oldSize.x || m_height != oldSize.y)
1114     {
1115         m_deferShowAllowed = true;
1116         m_useCachedClientSize = false;
1117
1118         int w, h;
1119         GTKDoGetSize(&w, &h);
1120         gtk_window_resize(GTK_WINDOW(m_widget), w, h);
1121
1122         DoGetClientSize(&m_clientWidth, &m_clientHeight);
1123         wxSizeEvent event(GetSize(), GetId());
1124         event.SetEventObject(this);
1125         HandleWindowEvent(event);
1126     }
1127 }
1128
1129 void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
1130 {
1131     base_type::DoSetClientSize(width, height);
1132
1133     // Since client size is being explicitly set, don't change it later
1134     // Has to be done after calling base because it calls SetSize,
1135     // which sets this true
1136     m_deferShowAllowed = false;
1137 }
1138
1139 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
1140 {
1141     wxASSERT_MSG(m_widget, wxT("invalid frame"));
1142
1143     if ( IsIconized() )
1144     {
1145         // for consistency with wxMSW, client area is supposed to be empty for
1146         // the iconized windows
1147         if ( width )
1148             *width = 0;
1149         if ( height )
1150             *height = 0;
1151     }
1152     else if (m_useCachedClientSize)
1153         base_type::DoGetClientSize(width, height);
1154     else
1155     {
1156         GTKDoGetSize(width, height);
1157     }
1158 }
1159
1160 void wxTopLevelWindowGTK::DoSetSizeHints( int minW, int minH,
1161                                           int maxW, int maxH,
1162                                           int incW, int incH )
1163 {
1164     base_type::DoSetSizeHints(minW, minH, maxW, maxH, incW, incH);
1165     m_incWidth = incW;
1166     m_incHeight = incH;
1167
1168     const wxSize minSize = GetMinSize();
1169     const wxSize maxSize = GetMaxSize();
1170     GdkGeometry hints;
1171     // always set both min and max hints, otherwise GTK will
1172     // make assumptions we don't want about the unset values
1173     int hints_mask = GDK_HINT_MIN_SIZE | GDK_HINT_MAX_SIZE;
1174     hints.min_width = 1;
1175     hints.min_height = 1;
1176     hints.max_width = INT_MAX;
1177     hints.max_height = INT_MAX;
1178     const int decorSize_x = m_decorSize.left + m_decorSize.right;
1179     const int decorSize_y = m_decorSize.top + m_decorSize.bottom;
1180     if (minSize.x > decorSize_x)
1181         hints.min_width = minSize.x - decorSize_x;
1182     if (minSize.y > decorSize_y)
1183         hints.min_height = minSize.y - decorSize_y;
1184     if (maxSize.x > 0)
1185     {
1186         hints.max_width = maxSize.x - decorSize_x;
1187         if (hints.max_width < hints.min_width)
1188             hints.max_width = hints.min_width;
1189     }
1190     if (maxSize.y > 0)
1191     {
1192         hints.max_height = maxSize.y - decorSize_y;
1193         if (hints.max_height < hints.min_height)
1194             hints.max_height = hints.min_height;
1195     }
1196     if (incW > 0 || incH > 0)
1197     {
1198         hints_mask |= GDK_HINT_RESIZE_INC;
1199         hints.width_inc  = incW > 0 ? incW : 1;
1200         hints.height_inc = incH > 0 ? incH : 1;
1201     }
1202     gtk_window_set_geometry_hints(
1203         (GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
1204 }
1205
1206 #ifdef GDK_WINDOWING_X11
1207 void wxTopLevelWindowGTK::GTKUpdateDecorSize(const DecorSize& decorSize)
1208 {
1209     if (!IsMaximized() && !IsFullScreen())
1210         GetCachedDecorSize() = decorSize;
1211     if (m_updateDecorSize && memcmp(&m_decorSize, &decorSize, sizeof(DecorSize)))
1212     {
1213         m_useCachedClientSize = false;
1214         const wxSize diff(
1215             decorSize.left - m_decorSize.left + decorSize.right - m_decorSize.right,
1216             decorSize.top - m_decorSize.top + decorSize.bottom - m_decorSize.bottom);
1217         m_decorSize = decorSize;
1218         bool resized = false;
1219         if (m_minWidth > 0 || m_minHeight > 0 || m_maxWidth > 0 || m_maxHeight > 0)
1220         {
1221             // update size hints, they depend on m_decorSize
1222             DoSetSizeHints(m_minWidth, m_minHeight, m_maxWidth, m_maxHeight, m_incWidth, m_incHeight);
1223         }
1224         if (m_deferShow)
1225         {
1226             // keep overall size unchanged by shrinking m_widget
1227             int w, h;
1228             GTKDoGetSize(&w, &h);
1229             // but not if size would be less than minimum, it won't take effect
1230             if (w >= m_minWidth - (decorSize.left + decorSize.right) &&
1231                 h >= m_minHeight - (decorSize.top + decorSize.bottom))
1232             {
1233                 gtk_window_resize(GTK_WINDOW(m_widget), w, h);
1234                 resized = true;
1235             }
1236         }
1237         if (!resized)
1238         {
1239             // adjust overall size to match change in frame extents
1240             m_width  += diff.x;
1241             m_height += diff.y;
1242             if (m_width  < 1) m_width  = 1;
1243             if (m_height < 1) m_height = 1;
1244             m_clientWidth = 0;
1245             gtk_widget_queue_resize(m_wxwindow);
1246         }
1247     }
1248     if (m_deferShow)
1249     {
1250         // gtk_widget_show() was deferred, do it now
1251         m_deferShow = false;
1252         DoGetClientSize(&m_clientWidth, &m_clientHeight);
1253         wxSizeEvent sizeEvent(GetSize(), GetId());
1254         sizeEvent.SetEventObject(this);
1255         HandleWindowEvent(sizeEvent);
1256
1257         gtk_widget_show(m_widget);
1258
1259         wxShowEvent showEvent(GetId(), true);
1260         showEvent.SetEventObject(this);
1261         HandleWindowEvent(showEvent);
1262     }
1263 }
1264 #endif // GDK_WINDOWING_X11
1265
1266 wxTopLevelWindowGTK::DecorSize& wxTopLevelWindowGTK::GetCachedDecorSize()
1267 {
1268     static DecorSize size[8];
1269
1270     int index = 0;
1271     // title bar
1272     if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE))
1273         index = 1;
1274     // border
1275     if (m_gdkDecor & GDK_DECOR_BORDER)
1276         index |= 2;
1277     // utility window decor can be different
1278     if (m_windowStyle & wxFRAME_TOOL_WINDOW)
1279         index |= 4;
1280     return size[index];
1281 }
1282
1283 void wxTopLevelWindowGTK::OnInternalIdle()
1284 {
1285     wxTopLevelWindowBase::OnInternalIdle();
1286
1287     // Synthetize activate events.
1288     if ( g_sendActivateEvent != -1 )
1289     {
1290         bool activate = g_sendActivateEvent != 0;
1291
1292         // if (!activate) wxPrintf( wxT("de") );
1293         // wxPrintf( wxT("activate\n") );
1294
1295         // do it only once
1296         g_sendActivateEvent = -1;
1297
1298         wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1299     }
1300 }
1301
1302 // ----------------------------------------------------------------------------
1303 // frame title/icon
1304 // ----------------------------------------------------------------------------
1305
1306 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1307 {
1308     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1309
1310     if ( title == m_title )
1311         return;
1312
1313     m_title = title;
1314
1315     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1316 }
1317
1318 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1319 {
1320     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1321
1322     base_type::SetIcons(icons);
1323
1324     // Setting icons before window is realized can cause a GTK assertion if
1325     // another TLW is realized before this one, and it has this one as it's
1326     // transient parent. The life demo exibits this problem.
1327     if (gtk_widget_get_realized(m_widget))
1328     {
1329         GList* list = NULL;
1330         for (size_t i = icons.GetIconCount(); i--;)
1331             list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf());
1332         gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
1333         g_list_free(list);
1334     }
1335 }
1336
1337 // ----------------------------------------------------------------------------
1338 // frame state: maximized/iconized/normal
1339 // ----------------------------------------------------------------------------
1340
1341 void wxTopLevelWindowGTK::Maximize(bool maximize)
1342 {
1343     if (maximize)
1344         gtk_window_maximize( GTK_WINDOW( m_widget ) );
1345     else
1346         gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
1347 }
1348
1349 bool wxTopLevelWindowGTK::IsMaximized() const
1350 {
1351     GdkWindow* window = NULL;
1352     if (m_widget)
1353         window = gtk_widget_get_window(m_widget);
1354     return window && (gdk_window_get_state(window) & GDK_WINDOW_STATE_MAXIMIZED);
1355 }
1356
1357 void wxTopLevelWindowGTK::Restore()
1358 {
1359     // "Present" seems similar enough to "restore"
1360     gtk_window_present( GTK_WINDOW( m_widget ) );
1361 }
1362
1363 void wxTopLevelWindowGTK::Iconize( bool iconize )
1364 {
1365     if (iconize)
1366         gtk_window_iconify( GTK_WINDOW( m_widget ) );
1367     else
1368         gtk_window_deiconify( GTK_WINDOW( m_widget ) );
1369 }
1370
1371 bool wxTopLevelWindowGTK::IsIconized() const
1372 {
1373     return m_isIconized;
1374 }
1375
1376 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1377 {
1378     if ( iconize != m_isIconized )
1379     {
1380         m_isIconized = iconize;
1381         (void)SendIconizeEvent(iconize);
1382     }
1383 }
1384
1385 void wxTopLevelWindowGTK::AddGrab()
1386 {
1387     if (!m_grabbed)
1388     {
1389         m_grabbed = true;
1390         gtk_grab_add( m_widget );
1391         wxGUIEventLoop().Run();
1392         gtk_grab_remove( m_widget );
1393     }
1394 }
1395
1396 void wxTopLevelWindowGTK::RemoveGrab()
1397 {
1398     if (m_grabbed)
1399     {
1400         gtk_main_quit();
1401         m_grabbed = false;
1402     }
1403 }
1404
1405 bool wxTopLevelWindowGTK::IsActive()
1406 {
1407     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1408 }
1409
1410 void wxTopLevelWindowGTK::RequestUserAttention(int flags)
1411 {
1412     bool new_hint_value = false;
1413
1414     // FIXME: This is a workaround to focus handling problem
1415     // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle
1416     // hasn't yet been processed, and the internal focus system is not up to date yet.
1417     // YieldFor(wxEVT_CATEGORY_UI) ensures the processing of it (hopefully it
1418     // won't have side effects) - MR
1419     wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);
1420
1421     if(m_urgency_hint >= 0)
1422         g_source_remove(m_urgency_hint);
1423
1424     m_urgency_hint = -2;
1425
1426     if( gtk_widget_get_realized(m_widget) && !IsActive() )
1427     {
1428         new_hint_value = true;
1429
1430         if (flags & wxUSER_ATTENTION_INFO)
1431         {
1432             m_urgency_hint = g_timeout_add(5000, (GSourceFunc)gtk_frame_urgency_timer_callback, this);
1433         } else {
1434             m_urgency_hint = -1;
1435         }
1436     }
1437
1438     gtk_window_set_urgency_hint(GTK_WINDOW(m_widget), new_hint_value);
1439 }
1440
1441 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
1442 {
1443     // Store which styles were changed
1444     long styleChanges = style ^ m_windowStyle;
1445
1446     // Process wxWindow styles. This also updates the internal variable
1447     // Therefore m_windowStyle bits carry now the _new_ style values
1448     wxWindow::SetWindowStyleFlag(style);
1449
1450     // just return for now if widget does not exist yet
1451     if (!m_widget)
1452         return;
1453
1454     if ( styleChanges & wxSTAY_ON_TOP )
1455     {
1456         gtk_window_set_keep_above(GTK_WINDOW(m_widget),
1457                                   m_windowStyle & wxSTAY_ON_TOP);
1458     }
1459
1460     if ( styleChanges & wxFRAME_NO_TASKBAR )
1461     {
1462         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget),
1463                                          m_windowStyle & wxFRAME_NO_TASKBAR);
1464     }
1465 }
1466
1467 bool wxTopLevelWindowGTK::SetTransparent(wxByte alpha)
1468 {
1469     GdkWindow* window = NULL;
1470     if (m_widget)
1471         window = gtk_widget_get_window(m_widget);
1472     if (window == NULL)
1473         return false;
1474
1475 #ifdef GDK_WINDOWING_X11
1476     Display* dpy = GDK_WINDOW_XDISPLAY(window);
1477     Window win = GDK_WINDOW_XID(window);
1478
1479     // Using pure Xlib to not have a GTK version check mess due to gtk2.0 not having GdkDisplay
1480     if (alpha == 0xff)
1481         XDeleteProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False));
1482     else
1483     {
1484         long opacity = alpha * 0x1010101L;
1485         XChangeProperty(dpy, win, XInternAtom(dpy, "_NET_WM_WINDOW_OPACITY", False),
1486                         XA_CARDINAL, 32, PropModeReplace,
1487                         (unsigned char *) &opacity, 1L);
1488     }
1489     XSync(dpy, False);
1490     return true;
1491 #else // !GDK_WINDOWING_X11
1492     return false;
1493 #endif // GDK_WINDOWING_X11 / !GDK_WINDOWING_X11
1494 }
1495
1496 bool wxTopLevelWindowGTK::CanSetTransparent()
1497 {
1498     // allow to override automatic detection as it's far from perfect
1499     const wxString SYSOPT_TRANSPARENT = "gtk.tlw.can-set-transparent";
1500     if ( wxSystemOptions::HasOption(SYSOPT_TRANSPARENT) )
1501     {
1502         return wxSystemOptions::GetOptionInt(SYSOPT_TRANSPARENT) != 0;
1503     }
1504
1505 #ifdef __WXGTK3__
1506     return gtk_widget_is_composited(m_widget) != 0;
1507 #else
1508 #if GTK_CHECK_VERSION(2,10,0)
1509     if (!gtk_check_version(2,10,0))
1510     {
1511         return gtk_widget_is_composited(m_widget) != 0;
1512     }
1513     else
1514 #endif // In case of lower versions than gtk+-2.10.0 we could look for _NET_WM_CM_Sn ourselves
1515     {
1516         return false;
1517     }
1518 #endif // !__WXGTK3__
1519
1520 #if 0 // Don't be optimistic here for the sake of wxAUI
1521     int opcode, event, error;
1522     // Check for the existence of a RGBA visual instead?
1523     return XQueryExtension(gdk_x11_get_default_xdisplay (),
1524                            "Composite", &opcode, &event, &error);
1525 #endif
1526 }