src/gtk1/toplevel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk1/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 // For compilers that support precompilation, includes "wx.h".
  19 #include "wx/wxprec.h"
  20
  21 #ifdef __VMS
  22 #define XIconifyWindow XICONIFYWINDOW
  23 #endif
  24
  25 #include "wx/defs.h"
  26
  27 #include "wx/toplevel.h"
  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/gtk1/private.h"
  34 #include "wx/timer.h"
  35 #include "wx/settings.h"
  36 #include "wx/evtloop.h"
  37
  38 #include <glib.h>
  39 #include <gdk/gdk.h>
  40 #include <gtk/gtk.h>
  41 #include <gdk/gdkkeysyms.h>
  42 #include <gdk/gdkx.h>
  43
  44 #include "wx/gtk1/win_gtk.h"
  45
  46 #include "wx/unix/utilsx11.h"
  47
  48 // XA_CARDINAL
  49 #include <X11/Xatom.h>
  50
  51 // ----------------------------------------------------------------------------
  52 // idle system
  53 // ----------------------------------------------------------------------------
  54
  55 extern void wxapp_install_idle_handler();
  56 extern bool g_isIdle;
  57
  58 // ----------------------------------------------------------------------------
  59 // data
  60 // ----------------------------------------------------------------------------
  61
  62 extern wxList           wxPendingDelete;
  63
  64 extern int              g_openDialogs;
  65 extern wxWindowGTK     *g_delayedFocus;
  66
  67 // the frame that is currently active (i.e. its child has focus). It is
  68 // used to generate wxActivateEvents
  69 static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
  70 static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
  71
  72 // if we detect that the app has got/lost the focus, we set this variable to
  73 // either TRUE or FALSE and an activate event will be sent during the next
  74 // OnIdle() call and it is reset to -1: this value means that we shouldn't
  75 // send any activate events at all
  76 static int g_sendActivateEvent = -1;
  77
  78 //-----------------------------------------------------------------------------
  79 // RequestUserAttention related functions
  80 //-----------------------------------------------------------------------------
  81
  82 extern "C" {
  83 static void wxgtk_window_set_urgency_hint (GtkWindow *win,
  84                                            gboolean setting)
  85 {
  86     wxASSERT_MSG( GTK_WIDGET_REALIZED(win), wxT("wxgtk_window_set_urgency_hint: GdkWindow not realized") );
  87     GdkWindow *window = GTK_WIDGET(win)->window;
  88     XWMHints *wm_hints;
  89
  90     wm_hints = XGetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window));
  91
  92     if (!wm_hints)
  93         wm_hints = XAllocWMHints();
  94
  95     if (setting)
  96         wm_hints->flags |= XUrgencyHint;
  97     else
  98         wm_hints->flags &= ~XUrgencyHint;
  99
 100     XSetWMHints(GDK_WINDOW_XDISPLAY(window), GDK_WINDOW_XWINDOW(window), wm_hints);
 101     XFree(wm_hints);
 102 }
 103
 104 static gint gtk_frame_urgency_timer_callback( wxTopLevelWindowGTK *win )
 105 {
 106     wxgtk_window_set_urgency_hint(GTK_WINDOW( win->m_widget ), FALSE);
 107
 108     win->m_urgency_hint = -2;
 109     return FALSE;
 110 }
 111 }
 112
 113 //-----------------------------------------------------------------------------
 114 // "focus_in_event"
 115 //-----------------------------------------------------------------------------
 116
 117 extern "C" {
 118 static gint gtk_frame_focus_in_callback( GtkWidget *widget,
 119                                          GdkEvent *WXUNUSED(event),
 120                                          wxTopLevelWindowGTK *win )
 121 {
 122     if (g_isIdle)
 123         wxapp_install_idle_handler();
 124
 125     switch ( g_sendActivateEvent )
 126     {
 127         case -1:
 128             // we've got focus from outside, synthetize wxActivateEvent
 129             g_sendActivateEvent = 1;
 130             break;
 131
 132         case 0:
 133             // another our window just lost focus, it was already ours before
 134             // - don't send any wxActivateEvent
 135             g_sendActivateEvent = -1;
 136             break;
 137     }
 138
 139     g_activeFrame = win;
 140     g_lastActiveFrame = g_activeFrame;
 141
 142     // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
 143
 144     // MR: wxRequestUserAttention related block
 145     switch( win->m_urgency_hint )
 146     {
 147         default:
 148             gtk_timeout_remove( win->m_urgency_hint );
 149             // no break, fallthrough to remove hint too
 150         case -1:
 151             wxgtk_window_set_urgency_hint(GTK_WINDOW( widget ), FALSE);
 152
 153             win->m_urgency_hint = -2;
 154             break;
 155
 156         case -2: break;
 157     }
 158
 159     wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 160     wxActivateEvent event(wxEVT_ACTIVATE, true, g_activeFrame->GetId());
 161     event.SetEventObject(g_activeFrame);
 162     g_activeFrame->GetEventHandler()->ProcessEvent(event);
 163
 164     return FALSE;
 165 }
 166 }
 167
 168 //-----------------------------------------------------------------------------
 169 // "focus_out_event"
 170 //-----------------------------------------------------------------------------
 171
 172 extern "C" {
 173 static gint gtk_frame_focus_out_callback( GtkWidget *widget,
 174                                           GdkEventFocus *WXUNUSED(gdk_event),
 175                                           wxTopLevelWindowGTK *win )
 176 {
 177     if (g_isIdle)
 178         wxapp_install_idle_handler();
 179
 180     // if the focus goes out of our app alltogether, OnIdle() will send
 181     // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
 182     // g_sendActivateEvent to -1
 183     g_sendActivateEvent = 0;
 184
 185     // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
 186
 187     // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
 188
 189     if (g_activeFrame)
 190     {
 191         wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 192         wxActivateEvent event(wxEVT_ACTIVATE, false, g_activeFrame->GetId());
 193         event.SetEventObject(g_activeFrame);
 194         g_activeFrame->GetEventHandler()->ProcessEvent(event);
 195
 196         g_activeFrame = NULL;
 197     }
 198
 199     return FALSE;
 200 }
 201 }
 202
 203 //-----------------------------------------------------------------------------
 204 // "focus" from m_window
 205 //-----------------------------------------------------------------------------
 206
 207 extern "C" {
 208 static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
 209 {
 210     if (g_isIdle)
 211         wxapp_install_idle_handler();
 212
 213     // This disables GTK's tab traversal
 214     gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" );
 215     return TRUE;
 216 }
 217 }
 218
 219 //-----------------------------------------------------------------------------
 220 // "size_allocate"
 221 //-----------------------------------------------------------------------------
 222
 223 extern "C" {
 224 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
 225 {
 226     if (g_isIdle)
 227         wxapp_install_idle_handler();
 228
 229     if (!win->m_hasVMT)
 230         return;
 231
 232     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
 233     {
 234 /*
 235         wxPrintf( "OnSize from " );
 236         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 237            wxPrintf( win->GetClassInfo()->GetClassName() );
 238         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
 239                                 (int)alloc->y,
 240                                 (int)alloc->width,
 241                                 (int)alloc->height );
 242 */
 243
 244         win->m_width = alloc->width;
 245         win->m_height = alloc->height;
 246         win->GtkUpdateSize();
 247     }
 248 }
 249 }
 250
 251 //-----------------------------------------------------------------------------
 252 // "delete_event"
 253 //-----------------------------------------------------------------------------
 254
 255 extern "C" {
 256 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win )
 257 {
 258     if (g_isIdle)
 259         wxapp_install_idle_handler();
 260
 261     if (win->IsEnabled() &&
 262         (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
 263          win->IsGrabbed()))
 264         win->Close();
 265
 266     return TRUE;
 267 }
 268 }
 269
 270
 271 //-----------------------------------------------------------------------------
 272 // "configure_event"
 273 //-----------------------------------------------------------------------------
 274
 275 extern "C" {
 276 static gint
 277 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win )
 278 {
 279     if (g_isIdle)
 280         wxapp_install_idle_handler();
 281
 282     if (!win->m_hasVMT || !win->IsShown())
 283         return FALSE;
 284
 285
 286     int x = 0;
 287     int y = 0;
 288     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 289     win->m_x = x;
 290     win->m_y = y;
 291
 292     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 293     mevent.SetEventObject( win );
 294     win->GetEventHandler()->ProcessEvent( mevent );
 295
 296     return FALSE;
 297 }
 298 }
 299
 300 //-----------------------------------------------------------------------------
 301 // "realize" from m_widget
 302 //-----------------------------------------------------------------------------
 303
 304 // we cannot MWM hints and icons before the widget has been realized,
 305 // so we do this directly after realization
 306
 307 extern "C" {
 308 static void
 309 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
 310                              wxTopLevelWindowGTK *win )
 311 {
 312     if (g_isIdle)
 313         wxapp_install_idle_handler();
 314
 315     // All this is for Motif Window Manager "hints" and is supposed to be
 316     // recognized by other WM as well. Not tested.
 317     gdk_window_set_decorations(win->m_widget->window,
 318                                (GdkWMDecoration)win->m_gdkDecor);
 319     gdk_window_set_functions(win->m_widget->window,
 320                                (GdkWMFunction)win->m_gdkFunc);
 321
 322     // GTK's shrinking/growing policy
 323     if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
 324         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 325     else
 326         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 327
 328     // reset the icon
 329     wxIconBundle iconsOld = win->GetIcons();
 330     if ( iconsOld.GetIcon(-1).Ok() )
 331     {
 332         win->SetIcon( wxNullIcon );
 333         win->SetIcons( iconsOld );
 334     }
 335 }
 336 }
 337
 338 //-----------------------------------------------------------------------------
 339 // "map_event" from m_widget
 340 //-----------------------------------------------------------------------------
 341
 342 extern "C" {
 343 static void
 344 gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
 345                         GdkEvent * WXUNUSED(event),
 346                         wxTopLevelWindow *win )
 347 {
 348     win->SetIconizeState(false);
 349 }
 350 }
 351
 352 //-----------------------------------------------------------------------------
 353 // "unmap_event" from m_widget
 354 //-----------------------------------------------------------------------------
 355
 356 extern "C" {
 357 static void
 358 gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
 359                           GdkEvent * WXUNUSED(event),
 360                           wxTopLevelWindow *win )
 361 {
 362     win->SetIconizeState(true);
 363 }
 364 }
 365
 366 //-----------------------------------------------------------------------------
 367 // "expose_event" of m_client
 368 //-----------------------------------------------------------------------------
 369
 370 extern "C" {
 371 static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 372 {
 373     GtkPizza *pizza = GTK_PIZZA(widget);
 374
 375     gtk_paint_flat_box (win->m_widget->style,
 376                         pizza->bin_window, GTK_STATE_NORMAL,
 377                         GTK_SHADOW_NONE,
 378                         &gdk_event->area,
 379                         win->m_widget,
 380                         (char *)"base",
 381                         0, 0, -1, -1);
 382
 383     return FALSE;
 384 }
 385 }
 386
 387 //-----------------------------------------------------------------------------
 388 // "draw" of m_client
 389 //-----------------------------------------------------------------------------
 390
 391 extern "C" {
 392 static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 393 {
 394     GtkPizza *pizza = GTK_PIZZA(widget);
 395
 396     gtk_paint_flat_box (win->m_widget->style,
 397                         pizza->bin_window, GTK_STATE_NORMAL,
 398                         GTK_SHADOW_NONE,
 399                         rect,
 400                         win->m_widget,
 401                         (char *)"base",
 402                         0, 0, -1, -1);
 403 }
 404 }
 405
 406 // ----------------------------------------------------------------------------
 407 // wxTopLevelWindowGTK itself
 408 // ----------------------------------------------------------------------------
 409
 410 //-----------------------------------------------------------------------------
 411 // InsertChild for wxTopLevelWindowGTK
 412 //-----------------------------------------------------------------------------
 413
 414 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
 415  * C++ has no virtual methods in a constructor. We have to emulate a
 416  * virtual function here as wxWidgets requires different ways to insert
 417  * a child in container classes. */
 418
 419 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
 420 {
 421     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 422
 423     if (!parent->m_insertInClientArea)
 424     {
 425         // these are outside the client area
 426         wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent;
 427         gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
 428                          GTK_WIDGET(child->m_widget),
 429                          child->m_x,
 430                          child->m_y,
 431                          child->m_width,
 432                          child->m_height );
 433     }
 434     else
 435     {
 436         // these are inside the client area
 437         gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
 438                          GTK_WIDGET(child->m_widget),
 439                          child->m_x,
 440                          child->m_y,
 441                          child->m_width,
 442                          child->m_height );
 443     }
 444
 445     // resize on OnInternalIdle
 446     parent->GtkUpdateSize();
 447 }
 448
 449 // ----------------------------------------------------------------------------
 450 // wxTopLevelWindowGTK creation
 451 // ----------------------------------------------------------------------------
 452
 453 void wxTopLevelWindowGTK::Init()
 454 {
 455     m_sizeSet = false;
 456     m_miniEdge = 0;
 457     m_miniTitle = 0;
 458     m_mainWidget = (GtkWidget*) NULL;
 459     m_insertInClientArea = true;
 460     m_isIconized = false;
 461     m_fsIsShowing = false;
 462     m_themeEnabled = true;
 463     m_gdkDecor = m_gdkFunc = 0;
 464     m_grabbed = false;
 465
 466     m_urgency_hint = -2;
 467 }
 468
 469 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 470                                   wxWindowID id,
 471                                   const wxString& title,
 472                                   const wxPoint& pos,
 473                                   const wxSize& sizeOrig,
 474                                   long style,
 475                                   const wxString &name )
 476 {
 477     // always create a frame of some reasonable, even if arbitrary, size (at
 478     // least for MSW compatibility)
 479     wxSize size = sizeOrig;
 480     size.x = WidthDefault(size.x);
 481     size.y = HeightDefault(size.y);
 482
 483     wxTopLevelWindows.Append( this );
 484
 485     m_needParent = false;
 486
 487     if (!PreCreation( parent, pos, size ) ||
 488         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 489     {
 490         wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
 491         return false;
 492     }
 493
 494     m_title = title;
 495
 496     m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
 497
 498     // NB: m_widget may be !=NULL if it was created by derived class' Create,
 499     //     e.g. in wxTaskBarIconAreaGTK
 500     if (m_widget == NULL)
 501     {
 502         if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 503         {
 504             m_widget = gtk_window_new(GTK_WINDOW_DIALOG);
 505         }
 506         else
 507         {
 508             m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 509 #if GTK_CHECK_VERSION(2,1,0)
 510             if (!gtk_check_version(2,1,0))
 511             {
 512                 if (style & wxFRAME_TOOL_WINDOW)
 513                 {
 514                     gtk_window_set_type_hint(GTK_WINDOW(m_widget),
 515                                              GDK_WINDOW_TYPE_HINT_UTILITY);
 516
 517                     // On some WMs, like KDE, a TOOL_WINDOW will still show
 518                     // on the taskbar, but on Gnome a TOOL_WINDOW will not.
 519                     // For consistency between WMs and with Windows, we
 520                     // should set the NO_TASKBAR flag which will apply
 521                     // the set_skip_taskbar_hint if it is available,
 522                     // ensuring no taskbar entry will appear.
 523                     style |= wxFRAME_NO_TASKBAR;
 524                 }
 525             }
 526 #endif
 527         }
 528     }
 529
 530     wxWindow *topParent = wxGetTopLevelParent(m_parent);
 531     if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
 532                        (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
 533                        (style & wxFRAME_FLOAT_ON_PARENT)))
 534     {
 535         gtk_window_set_transient_for( GTK_WINDOW(m_widget),
 536                                       GTK_WINDOW(topParent->m_widget) );
 537     }
 538
 539     if (!name.empty())
 540         gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 541
 542     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 543     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 544
 545     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 546         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 547
 548     // m_mainWidget holds the toolbar, the menubar and the client area
 549     m_mainWidget = gtk_pizza_new();
 550     gtk_widget_show( m_mainWidget );
 551     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 552     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 553
 554     if (m_miniEdge == 0) // wxMiniFrame has its own version.
 555     {
 556        // For m_mainWidget themes
 557        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
 558                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 559        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
 560                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 561     }
 562
 563     // m_wxwindow only represents the client area without toolbar and menubar
 564     m_wxwindow = gtk_pizza_new();
 565     gtk_widget_show( m_wxwindow );
 566     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 567
 568     // we donm't allow the frame to get the focus as otherwise
 569     // the frame will grab it at arbitrary focus changes
 570     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 571
 572     if (m_parent) m_parent->AddChild( this );
 573
 574     // the user resized the frame by dragging etc.
 575     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 576         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 577
 578     PostCreation();
 579
 580     if ((m_x != -1) || (m_y != -1))
 581         gtk_widget_set_uposition( m_widget, m_x, m_y );
 582
 583     gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 584
 585     //  we cannot set MWM hints and icons before the widget has
 586     //  been realized, so we do this directly after realization
 587     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 588                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 589
 590     // map and unmap for iconized state
 591     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
 592         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );
 593     gtk_signal_connect( GTK_OBJECT(m_widget), "unmap_event",
 594         GTK_SIGNAL_FUNC(gtk_frame_unmap_callback), (gpointer)this );
 595
 596     // the only way to get the window size is to connect to this event
 597     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 598         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 599
 600     // disable native tab traversal
 601     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
 602         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 603
 604     // activation
 605     gtk_signal_connect( GTK_OBJECT(m_widget), "focus_in_event",
 606         GTK_SIGNAL_FUNC(gtk_frame_focus_in_callback), (gpointer)this );
 607     gtk_signal_connect( GTK_OBJECT(m_widget), "focus_out_event",
 608         GTK_SIGNAL_FUNC(gtk_frame_focus_out_callback), (gpointer)this );
 609
 610     // decorations
 611     if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
 612     {
 613         m_gdkDecor = 0;
 614         m_gdkFunc = 0;
 615     }
 616     else
 617     {
 618         m_gdkDecor = (long) GDK_DECOR_BORDER;
 619         m_gdkFunc = (long) GDK_FUNC_MOVE;
 620
 621         // All this is for Motif Window Manager "hints" and is supposed to be
 622         // recognized by other WMs as well.
 623         if ((style & wxCAPTION) != 0)
 624         {
 625             m_gdkDecor |= GDK_DECOR_TITLE;
 626         }
 627         if ((style & wxCLOSE_BOX) != 0)
 628         {
 629             m_gdkFunc |= GDK_FUNC_CLOSE;
 630         }
 631         if ((style & wxSYSTEM_MENU) != 0)
 632         {
 633             m_gdkDecor |= GDK_DECOR_MENU;
 634         }
 635         if ((style & wxMINIMIZE_BOX) != 0)
 636         {
 637             m_gdkFunc |= GDK_FUNC_MINIMIZE;
 638             m_gdkDecor |= GDK_DECOR_MINIMIZE;
 639         }
 640         if ((style & wxMAXIMIZE_BOX) != 0)
 641         {
 642             m_gdkFunc |= GDK_FUNC_MAXIMIZE;
 643             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
 644         }
 645         if ((style & wxRESIZE_BORDER) != 0)
 646         {
 647            m_gdkFunc |= GDK_FUNC_RESIZE;
 648            m_gdkDecor |= GDK_DECOR_RESIZEH;
 649         }
 650     }
 651
 652     return true;
 653 }
 654
 655 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 656 {
 657     if (m_grabbed)
 658     {
 659         wxASSERT_MSG( false, _T("Window still grabbed"));
 660         RemoveGrab();
 661     }
 662
 663     m_isBeingDeleted = true;
 664
 665     // it may also be GtkScrolledWindow in the case of an MDI child
 666     if (GTK_IS_WINDOW(m_widget))
 667     {
 668         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
 669     }
 670
 671     if (g_activeFrame == this)
 672         g_activeFrame = NULL;
 673     if (g_lastActiveFrame == this)
 674         g_lastActiveFrame = NULL;
 675 }
 676
 677
 678
 679 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 680 {
 681     if (show == m_fsIsShowing)
 682         return false; // return what?
 683
 684     m_fsIsShowing = show;
 685
 686     wxX11FullScreenMethod method =
 687         wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
 688                                  (WXWindow)GDK_ROOT_WINDOW());
 689
 690 #if GTK_CHECK_VERSION(2,2,0)
 691     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
 692     //     to switch to fullscreen, which is not always available. We must
 693     //     check if WM supports the spec and use legacy methods if it
 694     //     doesn't.
 695     if ( (method == wxX11_FS_WMSPEC) && !gtk_check_version(2,2,0) )
 696     {
 697         if (show)
 698             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
 699         else
 700             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
 701     }
 702     else
 703 #endif // GTK+ >= 2.2.0
 704     {
 705         GdkWindow *window = m_widget->window;
 706
 707         if (show)
 708         {
 709             m_fsSaveFlag = style;
 710             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
 711             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 712
 713             int screen_width,screen_height;
 714             wxDisplaySize( &screen_width, &screen_height );
 715
 716             gint client_x, client_y, root_x, root_y;
 717             gint width, height;
 718
 719             if (method != wxX11_FS_WMSPEC)
 720             {
 721                 // don't do it always, Metacity hates it
 722                 m_fsSaveGdkFunc = m_gdkFunc;
 723                 m_fsSaveGdkDecor = m_gdkDecor;
 724                 m_gdkFunc = m_gdkDecor = 0;
 725                 gdk_window_set_decorations(window, (GdkWMDecoration)0);
 726                 gdk_window_set_functions(window, (GdkWMFunction)0);
 727             }
 728
 729             gdk_window_get_origin (m_widget->window, &root_x, &root_y);
 730             gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
 731                          &width, &height, NULL);
 732
 733             gdk_window_move_resize (m_widget->window, -client_x, -client_y,
 734                         screen_width + 1, screen_height + 1);
 735
 736             wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 737                                     (WXWindow)GDK_ROOT_WINDOW(),
 738                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
 739                                     show, &m_fsSaveFrame, method);
 740         }
 741         else // hide
 742         {
 743             if (method != wxX11_FS_WMSPEC)
 744             {
 745                 // don't do it always, Metacity hates it
 746                 m_gdkFunc = m_fsSaveGdkFunc;
 747                 m_gdkDecor = m_fsSaveGdkDecor;
 748                 gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
 749                 gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 750             }
 751
 752             wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 753                                     (WXWindow)GDK_ROOT_WINDOW(),
 754                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
 755                                     show, &m_fsSaveFrame, method);
 756
 757             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
 758                     m_fsSaveFrame.width, m_fsSaveFrame.height);
 759         }
 760     }
 761
 762     // documented behaviour is to show the window if it's still hidden when
 763     // showing it full screen
 764     if ( show && !IsShown() )
 765         Show();
 766
 767     return true;
 768 }
 769
 770 // ----------------------------------------------------------------------------
 771 // overridden wxWindow methods
 772 // ----------------------------------------------------------------------------
 773
 774 bool wxTopLevelWindowGTK::Show( bool show )
 775 {
 776     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 777
 778     if (show && !m_sizeSet)
 779     {
 780         /* by calling GtkOnSize here, we don't have to call
 781            either after showing the frame, which would entail
 782            much ugly flicker or from within the size_allocate
 783            handler, because GTK 1.1.X forbids that. */
 784
 785         GtkOnSize( m_x, m_y, m_width, m_height );
 786     }
 787
 788     if (show)
 789         gtk_widget_set_uposition( m_widget, m_x, m_y );
 790
 791     return wxWindow::Show( show );
 792 }
 793
 794 void wxTopLevelWindowGTK::Raise()
 795 {
 796     wxWindow::Raise();
 797 }
 798
 799 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 800 {
 801     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
 802 }
 803
 804 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 805 {
 806     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 807
 808     // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
 809     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 810
 811     // avoid recursions
 812     if (m_resizing)
 813         return;
 814     m_resizing = true;
 815
 816     int old_x = m_x;
 817     int old_y = m_y;
 818
 819     int old_width = m_width;
 820     int old_height = m_height;
 821
 822     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 823     {
 824         if (x != -1) m_x = x;
 825         if (y != -1) m_y = y;
 826     }
 827     else
 828     {
 829         m_x = x;
 830         m_y = y;
 831     }
 832     if (width != -1) m_width = width;
 833     if (height != -1) m_height = height;
 834
 835 /*
 836     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 837     {
 838         if (width == -1) m_width = 80;
 839     }
 840
 841     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 842     {
 843        if (height == -1) m_height = 26;
 844     }
 845 */
 846
 847     int minWidth = GetMinWidth(),
 848         minHeight = GetMinHeight(),
 849         maxWidth = GetMaxWidth(),
 850         maxHeight = GetMaxHeight();
 851
 852 #ifdef __WXGPE__
 853     // GPE's window manager doesn't like size hints
 854     // at all, esp. when the user has to use the
 855     // virtual keyboard.
 856     minWidth = -1;
 857     minHeight = -1;
 858     maxWidth = -1;
 859     maxHeight = -1;
 860 #endif
 861
 862     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 863     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 864     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 865     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 866
 867     if ((m_x != -1) || (m_y != -1))
 868     {
 869         if ((m_x != old_x) || (m_y != old_y))
 870         {
 871             gtk_widget_set_uposition( m_widget, m_x, m_y );
 872         }
 873     }
 874
 875     if ((m_width != old_width) || (m_height != old_height))
 876     {
 877         if (m_widget->window)
 878             gdk_window_resize( m_widget->window, m_width, m_height );
 879         else
 880             gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 881
 882         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 883            done either directly before the frame is shown or in idle time
 884            so that different calls to SetSize() don't lead to flicker. */
 885         m_sizeSet = false;
 886     }
 887
 888     m_resizing = false;
 889 }
 890
 891 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 892 {
 893     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 894
 895     wxWindow::DoGetClientSize( width, height );
 896     if (height)
 897     {
 898         // mini edge
 899         *height -= m_miniEdge*2 + m_miniTitle;
 900     }
 901     if (width)
 902     {
 903         *width -= m_miniEdge*2;
 904     }
 905 }
 906
 907 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
 908 {
 909     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 910
 911     DoSetSize(-1, -1,
 912               width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0);
 913 }
 914
 915 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 916                                      int width, int height )
 917 {
 918     // due to a bug in gtk, x,y are always 0
 919     // m_x = x;
 920     // m_y = y;
 921
 922     // avoid recursions
 923     if (m_resizing) return;
 924     m_resizing = true;
 925
 926     if ( m_wxwindow == NULL ) return;
 927
 928     m_width = width;
 929     m_height = height;
 930
 931     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 932        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 933        set in wxFrame::Create so it is used to check what kind of frame we
 934        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 935        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 936        importantly) m_mainWidget */
 937
 938     int minWidth = GetMinWidth(),
 939         minHeight = GetMinHeight(),
 940         maxWidth = GetMaxWidth(),
 941         maxHeight = GetMaxHeight();
 942
 943 #ifdef __WXGPE__
 944     // GPE's window manager doesn't like size hints
 945     // at all, esp. when the user has to use the
 946     // virtual keyboard.
 947     minWidth = -1;
 948     minHeight = -1;
 949     maxWidth = -1;
 950     maxHeight = -1;
 951 #endif
 952
 953     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 954     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 955     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 956     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 957
 958     if (m_mainWidget)
 959     {
 960         // set size hints
 961         gint            flag = 0; // GDK_HINT_POS;
 962         GdkGeometry     geom;
 963
 964         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
 965         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
 966
 967         geom.min_width = minWidth;
 968         geom.min_height = minHeight;
 969
 970             // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
 971             // maxHeight or maxWidth is set, we must set them both, else the
 972             // remaining -1 will be taken literally.
 973
 974             // I'm certain this also happens elsewhere, and is the probable
 975             // cause of other such things as:
 976             // Gtk-WARNING **: gtk_widget_size_allocate():
 977             //       attempt to allocate widget with width 65535 and height 600
 978             // but I don't have time to track them all now..
 979             //
 980             // Really we need to encapulate all this height/width business and
 981             // stop any old method from ripping at the members directly and
 982             // scattering -1's without regard for who might resolve them later.
 983
 984         geom.max_width = ( maxHeight == -1 ) ? maxWidth
 985                          : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
 986                            : maxWidth ;
 987
 988         geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
 989                           : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
 990                             : maxHeight ;
 991
 992         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
 993                                        (GtkWidget*) NULL,
 994                                        &geom,
 995                                        (GdkWindowHints) flag );
 996
 997         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 998          * menubar, the toolbar and the client area, which is represented by
 999          * m_wxwindow.
1000          * this hurts in the eye, but I don't want to call SetSize()
1001          * because I don't want to call any non-native functions here. */
1002
1003         int client_x = m_miniEdge;
1004         int client_y = m_miniEdge + m_miniTitle;
1005         int client_w = m_width - 2*m_miniEdge;
1006         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
1007
1008         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
1009                               m_wxwindow,
1010                               client_x, client_y, client_w, client_h );
1011     }
1012     else
1013     {
1014         // If there is no m_mainWidget between m_widget and m_wxwindow there
1015         // is no need to set the size or position of m_wxwindow.
1016     }
1017
1018     m_sizeSet = true;
1019
1020     // send size event to frame
1021     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
1022     event.SetEventObject( this );
1023     GetEventHandler()->ProcessEvent( event );
1024
1025     m_resizing = false;
1026 }
1027
1028 void wxTopLevelWindowGTK::OnInternalIdle()
1029 {
1030     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
1031     {
1032         GtkOnSize( m_x, m_y, m_width, m_height );
1033
1034         // we'll come back later
1035         if (g_isIdle)
1036             wxapp_install_idle_handler();
1037         return;
1038     }
1039
1040     // set the focus if not done yet and if we can already do it
1041     if ( GTK_WIDGET_REALIZED(m_wxwindow) )
1042     {
1043         if ( g_delayedFocus &&
1044              wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
1045         {
1046             wxLogTrace(_T("focus"),
1047                        _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
1048                        g_delayedFocus->GetClassInfo()->GetClassName(),
1049                        g_delayedFocus->GetLabel().c_str());
1050
1051             g_delayedFocus->SetFocus();
1052             g_delayedFocus = NULL;
1053         }
1054     }
1055
1056     wxWindow::OnInternalIdle();
1057
1058     // Synthetize activate events.
1059     if ( g_sendActivateEvent != -1 )
1060     {
1061         bool activate = g_sendActivateEvent != 0;
1062
1063         // if (!activate) wxPrintf( wxT("de") );
1064         // wxPrintf( wxT("activate\n") );
1065
1066         // do it only once
1067         g_sendActivateEvent = -1;
1068
1069         wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1070     }
1071 }
1072
1073 // ----------------------------------------------------------------------------
1074 // frame title/icon
1075 // ----------------------------------------------------------------------------
1076
1077 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1078 {
1079     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1080
1081     if ( title == m_title )
1082         return;
1083
1084     m_title = title;
1085
1086     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1087 }
1088
1089 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
1090 {
1091     SetIcons( wxIconBundle( icon ) );
1092 }
1093
1094 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1095 {
1096     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1097
1098     wxTopLevelWindowBase::SetIcons( icons );
1099
1100     GdkWindow* window = m_widget->window;
1101     if (!window)
1102         return;
1103
1104     wxIcon icon = icons.GetIcon(-1);
1105     if (icon.Ok())
1106     {
1107         wxMask *mask = icon.GetMask();
1108         GdkBitmap *bm = (GdkBitmap *) NULL;
1109         if (mask) bm = mask->GetBitmap();
1110
1111         gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1112     }
1113
1114     wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
1115                    (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
1116 }
1117
1118 // ----------------------------------------------------------------------------
1119 // frame state: maximized/iconized/normal
1120 // ----------------------------------------------------------------------------
1121
1122 void wxTopLevelWindowGTK::Maximize(bool maximize)
1123 {
1124     wxFAIL_MSG( _T("not implemented") );
1125 }
1126
1127 bool wxTopLevelWindowGTK::IsMaximized() const
1128 {
1129   //    wxFAIL_MSG( _T("not implemented") );
1130
1131     // This is an approximation
1132     return false;
1133 }
1134
1135 void wxTopLevelWindowGTK::Restore()
1136 {
1137     wxFAIL_MSG( _T("not implemented") );
1138 }
1139
1140 void wxTopLevelWindowGTK::Iconize( bool iconize )
1141 {
1142    if (iconize)
1143    {
1144        GdkWindow *window = m_widget->window;
1145
1146        // you should do it later, for example from OnCreate() handler
1147        wxCHECK_RET( window, _T("frame not created yet - can't iconize") );
1148
1149        XIconifyWindow( GDK_WINDOW_XDISPLAY( window ),
1150                        GDK_WINDOW_XWINDOW( window ),
1151                        DefaultScreen( GDK_DISPLAY() ) );
1152    }
1153 }
1154
1155 bool wxTopLevelWindowGTK::IsIconized() const
1156 {
1157     return m_isIconized;
1158 }
1159
1160 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1161 {
1162     if ( iconize != m_isIconized )
1163     {
1164         m_isIconized = iconize;
1165         (void)SendIconizeEvent(iconize);
1166     }
1167 }
1168
1169 void wxTopLevelWindowGTK::AddGrab()
1170 {
1171     if (!m_grabbed)
1172     {
1173         m_grabbed = true;
1174         gtk_grab_add( m_widget );
1175         wxEventLoop().Run();
1176         gtk_grab_remove( m_widget );
1177     }
1178 }
1179
1180 void wxTopLevelWindowGTK::RemoveGrab()
1181 {
1182     if (m_grabbed)
1183     {
1184         gtk_main_quit();
1185         m_grabbed = false;
1186     }
1187 }
1188
1189
1190 // helper
1191 static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
1192 {
1193     if (window)
1194     {
1195         if (region.IsEmpty())
1196         {
1197             gdk_window_shape_combine_mask(window, NULL, 0, 0);
1198         }
1199         else
1200         {
1201             wxBitmap bmp = region.ConvertToBitmap();
1202             bmp.SetMask(new wxMask(bmp, *wxBLACK));
1203             GdkBitmap* mask = bmp.GetMask()->GetBitmap();
1204             gdk_window_shape_combine_mask(window, mask, 0, 0);
1205             return true;
1206         }
1207     }
1208     return false;
1209 }
1210
1211
1212 bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
1213 {
1214     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
1215                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1216
1217     GdkWindow *window = NULL;
1218     if (m_wxwindow)
1219     {
1220         window = GTK_PIZZA(m_wxwindow)->bin_window;
1221         do_shape_combine_region(window, region);
1222     }
1223     window = m_widget->window;
1224     return do_shape_combine_region(window, region);
1225 }
1226
1227 bool wxTopLevelWindowGTK::IsActive()
1228 {
1229     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1230 }
1231
1232 void wxTopLevelWindowGTK::RequestUserAttention(int flags)
1233 {
1234     bool new_hint_value = false;
1235
1236     // FIXME: This is a workaround to focus handling problem
1237     // If RequestUserAttention is called for example right after a wxSleep, OnInternalIdle hasn't
1238     // yet been processed, and the internal focus system is not up to date yet.
1239     // wxYieldIfNeeded ensures the processing of it, but can have unwanted side effects - MR
1240     ::wxYieldIfNeeded();
1241
1242     if(m_urgency_hint >= 0)
1243         gtk_timeout_remove(m_urgency_hint);
1244
1245     m_urgency_hint = -2;
1246
1247     if( GTK_WIDGET_REALIZED(m_widget) && !IsActive() )
1248     {
1249         new_hint_value = true;
1250
1251         if (flags & wxUSER_ATTENTION_INFO)
1252         {
1253             m_urgency_hint = gtk_timeout_add(5000, (GtkFunction)gtk_frame_urgency_timer_callback, this);
1254         } else {
1255             m_urgency_hint = -1;
1256         }
1257     }
1258
1259     wxgtk_window_set_urgency_hint(GTK_WINDOW( m_widget ), new_hint_value);
1260 }
1261
1262 void wxTopLevelWindowGTK::SetWindowStyleFlag( long style )
1263 {
1264     // Process wxWindow styles. This also updates the internal variable
1265     // Therefore m_windowStyle bits carry now the _new_ style values
1266     wxWindow::SetWindowStyleFlag(style);
1267 }