src/gtk1/toplevel.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        toplevel.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // ============================================================================
  11 // declarations
  12 // ============================================================================
  13
  14 // ----------------------------------------------------------------------------
  15 // headers
  16 // ----------------------------------------------------------------------------
  17
  18 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  19     #pragma implementation "toplevel.h"
  20 #endif
  21
  22 // For compilers that support precompilation, includes "wx.h".
  23 #include "wx/wxprec.h"
  24
  25 #ifdef __VMS
  26 #define XIconifyWindow XICONIFYWINDOW
  27 #endif
  28
  29 #include "wx/defs.h"
  30
  31 #include "wx/toplevel.h"
  32 #include "wx/log.h"
  33 #include "wx/dialog.h"
  34 #include "wx/control.h"
  35 #include "wx/app.h"
  36 #include "wx/dcclient.h"
  37 #include "wx/gtk/private.h"
  38 #include "wx/timer.h"
  39 #include "wx/settings.h"
  40
  41 #include <glib.h>
  42 #include <gdk/gdk.h>
  43 #include <gtk/gtk.h>
  44 #include <gdk/gdkkeysyms.h>
  45 #include <gdk/gdkx.h>
  46
  47 #include "wx/gtk/win_gtk.h"
  48
  49 #include "wx/unix/utilsx11.h"
  50
  51 // XA_CARDINAL
  52 #include <X11/Xatom.h>
  53
  54 // ----------------------------------------------------------------------------
  55 // idle system
  56 // ----------------------------------------------------------------------------
  57
  58 extern void wxapp_install_idle_handler();
  59 extern bool g_isIdle;
  60
  61 // ----------------------------------------------------------------------------
  62 // data
  63 // ----------------------------------------------------------------------------
  64
  65 extern wxList           wxPendingDelete;
  66
  67 extern int              g_openDialogs;
  68 extern wxWindowGTK     *g_delayedFocus;
  69
  70 // the frame that is currently active (i.e. its child has focus). It is
  71 // used to generate wxActivateEvents
  72 static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
  73 static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
  74
  75 // if we detect that the app has got/lost the focus, we set this variable to
  76 // either TRUE or FALSE and an activate event will be sent during the next
  77 // OnIdle() call and it is reset to -1: this value means that we shouldn't
  78 // send any activate events at all
  79 static int              g_sendActivateEvent = -1;
  80
  81 //-----------------------------------------------------------------------------
  82 // "focus_in_event"
  83 //-----------------------------------------------------------------------------
  84
  85 static gint gtk_frame_focus_in_callback( GtkWidget *widget,
  86                                          GdkEvent *WXUNUSED(event),
  87                                          wxTopLevelWindowGTK *win )
  88 {
  89     if (g_isIdle)
  90         wxapp_install_idle_handler();
  91
  92     switch ( g_sendActivateEvent )
  93     {
  94         case -1:
  95             // we've got focus from outside, synthetize wxActivateEvent
  96             g_sendActivateEvent = 1;
  97             break;
  98
  99         case 0:
 100             // another our window just lost focus, it was already ours before
 101             // - don't send any wxActivateEvent
 102             g_sendActivateEvent = -1;
 103             break;
 104     }
 105
 106     g_activeFrame = win;
 107     g_lastActiveFrame = g_activeFrame;
 108
 109     // wxPrintf( wxT("active: %s\n"), win->GetTitle().c_str() );
 110
 111     wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 112     wxActivateEvent event(wxEVT_ACTIVATE, TRUE, g_activeFrame->GetId());
 113     event.SetEventObject(g_activeFrame);
 114     g_activeFrame->GetEventHandler()->ProcessEvent(event);
 115
 116     return FALSE;
 117 }
 118
 119 //-----------------------------------------------------------------------------
 120 // "focus_out_event"
 121 //-----------------------------------------------------------------------------
 122
 123 static gint gtk_frame_focus_out_callback( GtkWidget *widget,
 124                                           GdkEventFocus *WXUNUSED(gdk_event),
 125                                           wxTopLevelWindowGTK *win )
 126 {
 127     if (g_isIdle)
 128         wxapp_install_idle_handler();
 129
 130     // if the focus goes out of our app alltogether, OnIdle() will send
 131     // wxActivateEvent, otherwise gtk_window_focus_in_callback() will reset
 132     // g_sendActivateEvent to -1
 133     g_sendActivateEvent = 0;
 134
 135     // wxASSERT_MSG( (g_activeFrame == win), wxT("TLW deactivatd although it wasn't active") );
 136
 137     // wxPrintf( wxT("inactive: %s\n"), win->GetTitle().c_str() );
 138
 139     if (g_activeFrame)
 140     {
 141         wxLogTrace(wxT("activate"), wxT("Activating frame %p (from focus_in)"), g_activeFrame);
 142         wxActivateEvent event(wxEVT_ACTIVATE, FALSE, g_activeFrame->GetId());
 143         event.SetEventObject(g_activeFrame);
 144         g_activeFrame->GetEventHandler()->ProcessEvent(event);
 145
 146         g_activeFrame = NULL;
 147     }
 148
 149     return FALSE;
 150 }
 151
 152 //-----------------------------------------------------------------------------
 153 // "focus" from m_window
 154 //-----------------------------------------------------------------------------
 155
 156 static gint gtk_frame_focus_callback( GtkWidget *widget, GtkDirectionType WXUNUSED(d), wxWindow *WXUNUSED(win) )
 157 {
 158     if (g_isIdle)
 159         wxapp_install_idle_handler();
 160
 161     // This disables GTK's tab traversal
 162     gtk_signal_emit_stop_by_name( GTK_OBJECT(widget), "focus" );
 163     return TRUE;
 164 }
 165
 166 //-----------------------------------------------------------------------------
 167 // "size_allocate"
 168 //-----------------------------------------------------------------------------
 169
 170 static void gtk_frame_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxTopLevelWindowGTK *win )
 171 {
 172     if (g_isIdle)
 173         wxapp_install_idle_handler();
 174
 175     if (!win->m_hasVMT)
 176         return;
 177
 178     if ((win->m_width != alloc->width) || (win->m_height != alloc->height))
 179     {
 180 /*
 181         wxPrintf( "OnSize from " );
 182         if (win->GetClassInfo() && win->GetClassInfo()->GetClassName())
 183            wxPrintf( win->GetClassInfo()->GetClassName() );
 184         wxPrintf( " %d %d %d %d\n", (int)alloc->x,
 185                                 (int)alloc->y,
 186                                 (int)alloc->width,
 187                                 (int)alloc->height );
 188 */
 189
 190         win->m_width = alloc->width;
 191         win->m_height = alloc->height;
 192         win->GtkUpdateSize();
 193     }
 194 }
 195
 196 //-----------------------------------------------------------------------------
 197 // "delete_event"
 198 //-----------------------------------------------------------------------------
 199
 200 static gint gtk_frame_delete_callback( GtkWidget *WXUNUSED(widget), GdkEvent *WXUNUSED(event), wxTopLevelWindowGTK *win )
 201 {
 202     if (g_isIdle)
 203         wxapp_install_idle_handler();
 204
 205     if (win->IsEnabled() &&
 206         (g_openDialogs == 0 || (win->GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) ||
 207          win->IsGrabbed()))
 208         win->Close();
 209
 210     return TRUE;
 211 }
 212
 213
 214 //-----------------------------------------------------------------------------
 215 // "configure_event"
 216 //-----------------------------------------------------------------------------
 217
 218 static gint
 219 gtk_frame_configure_callback( GtkWidget *WXUNUSED(widget), GdkEventConfigure *WXUNUSED(event), wxTopLevelWindowGTK *win )
 220 {
 221     if (g_isIdle)
 222         wxapp_install_idle_handler();
 223
 224     if (!win->m_hasVMT || !win->IsShown())
 225         return FALSE;
 226
 227
 228     int x = 0;
 229     int y = 0;
 230     gdk_window_get_root_origin( win->m_widget->window, &x, &y );
 231     win->m_x = x;
 232     win->m_y = y;
 233
 234     wxMoveEvent mevent( wxPoint(win->m_x,win->m_y), win->GetId() );
 235     mevent.SetEventObject( win );
 236     win->GetEventHandler()->ProcessEvent( mevent );
 237
 238     return FALSE;
 239 }
 240
 241 //-----------------------------------------------------------------------------
 242 // "realize" from m_widget
 243 //-----------------------------------------------------------------------------
 244
 245 // we cannot MWM hints and icons before the widget has been realized,
 246 // so we do this directly after realization
 247
 248 static void
 249 gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
 250                              wxTopLevelWindowGTK *win )
 251 {
 252     if (g_isIdle)
 253         wxapp_install_idle_handler();
 254
 255     // All this is for Motif Window Manager "hints" and is supposed to be
 256     // recognized by other WM as well. Not tested.
 257     gdk_window_set_decorations(win->m_widget->window,
 258                                (GdkWMDecoration)win->m_gdkDecor);
 259     gdk_window_set_functions(win->m_widget->window,
 260                                (GdkWMFunction)win->m_gdkFunc);
 261
 262     // GTK's shrinking/growing policy
 263     if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
 264         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 0, 0, 1);
 265     else
 266         gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
 267
 268     // reset the icon
 269     wxIconBundle iconsOld = win->GetIcons();
 270     if ( iconsOld.GetIcon(-1).Ok() )
 271     {
 272         win->SetIcon( wxNullIcon );
 273         win->SetIcons( iconsOld );
 274     }
 275 }
 276
 277 //-----------------------------------------------------------------------------
 278 // "map_event" from m_widget
 279 //-----------------------------------------------------------------------------
 280
 281 static void
 282 gtk_frame_map_callback( GtkWidget * WXUNUSED(widget),
 283                         GdkEvent * WXUNUSED(event),
 284                         wxTopLevelWindow *win )
 285 {
 286     win->SetIconizeState(FALSE);
 287 }
 288
 289 //-----------------------------------------------------------------------------
 290 // "unmap_event" from m_widget
 291 //-----------------------------------------------------------------------------
 292
 293 static void
 294 gtk_frame_unmap_callback( GtkWidget * WXUNUSED(widget),
 295                           GdkEvent * WXUNUSED(event),
 296                           wxTopLevelWindow *win )
 297 {
 298     win->SetIconizeState(TRUE);
 299 }
 300
 301 //-----------------------------------------------------------------------------
 302 // "expose_event" of m_client
 303 //-----------------------------------------------------------------------------
 304
 305 static int gtk_window_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxWindow *win )
 306 {
 307     GtkPizza *pizza = GTK_PIZZA(widget);
 308
 309     gtk_paint_flat_box (win->m_widget->style,
 310                         pizza->bin_window, GTK_STATE_NORMAL,
 311                         GTK_SHADOW_NONE,
 312                         &gdk_event->area,
 313                         win->m_widget,
 314                         (char *)"base",
 315                         0, 0, -1, -1);
 316
 317     return FALSE;
 318 }
 319
 320 //-----------------------------------------------------------------------------
 321 // "draw" of m_client
 322 //-----------------------------------------------------------------------------
 323
 324 #ifndef __WXGTK20__
 325
 326 static void gtk_window_draw_callback( GtkWidget *widget, GdkRectangle *rect, wxWindow *win )
 327 {
 328     GtkPizza *pizza = GTK_PIZZA(widget);
 329
 330     gtk_paint_flat_box (win->m_widget->style,
 331                         pizza->bin_window, GTK_STATE_NORMAL,
 332                         GTK_SHADOW_NONE,
 333                         rect,
 334                         win->m_widget,
 335                         (char *)"base",
 336                         0, 0, -1, -1);
 337 }
 338
 339 #endif // GTK+ 1.x
 340
 341 // ----------------------------------------------------------------------------
 342 // wxTopLevelWindowGTK itself
 343 // ----------------------------------------------------------------------------
 344
 345 //-----------------------------------------------------------------------------
 346 // InsertChild for wxTopLevelWindowGTK
 347 //-----------------------------------------------------------------------------
 348
 349 /* Callback for wxTopLevelWindowGTK. This very strange beast has to be used because
 350  * C++ has no virtual methods in a constructor. We have to emulate a
 351  * virtual function here as wxWidgets requires different ways to insert
 352  * a child in container classes. */
 353
 354 static void wxInsertChildInTopLevelWindow( wxTopLevelWindowGTK* parent, wxWindow* child )
 355 {
 356     wxASSERT( GTK_IS_WIDGET(child->m_widget) );
 357
 358     if (!parent->m_insertInClientArea)
 359     {
 360         // these are outside the client area
 361         wxTopLevelWindowGTK* frame = (wxTopLevelWindowGTK*) parent;
 362         gtk_pizza_put( GTK_PIZZA(frame->m_mainWidget),
 363                          GTK_WIDGET(child->m_widget),
 364                          child->m_x,
 365                          child->m_y,
 366                          child->m_width,
 367                          child->m_height );
 368     }
 369     else
 370     {
 371         // these are inside the client area
 372         gtk_pizza_put( GTK_PIZZA(parent->m_wxwindow),
 373                          GTK_WIDGET(child->m_widget),
 374                          child->m_x,
 375                          child->m_y,
 376                          child->m_width,
 377                          child->m_height );
 378     }
 379
 380     // resize on OnInternalIdle
 381     parent->GtkUpdateSize();
 382 }
 383
 384 // ----------------------------------------------------------------------------
 385 // wxTopLevelWindowGTK creation
 386 // ----------------------------------------------------------------------------
 387
 388 void wxTopLevelWindowGTK::Init()
 389 {
 390     m_sizeSet = FALSE;
 391     m_miniEdge = 0;
 392     m_miniTitle = 0;
 393     m_mainWidget = (GtkWidget*) NULL;
 394     m_insertInClientArea = TRUE;
 395     m_isIconized = FALSE;
 396     m_fsIsShowing = FALSE;
 397     m_themeEnabled = TRUE;
 398     m_gdkDecor = m_gdkFunc = 0;
 399     m_grabbed = FALSE;
 400 }
 401
 402 bool wxTopLevelWindowGTK::Create( wxWindow *parent,
 403                                   wxWindowID id,
 404                                   const wxString& title,
 405                                   const wxPoint& pos,
 406                                   const wxSize& sizeOrig,
 407                                   long style,
 408                                   const wxString &name )
 409 {
 410     // always create a frame of some reasonable, even if arbitrary, size (at
 411     // least for MSW compatibility)
 412     wxSize size = sizeOrig;
 413     size.x = WidthDefault(size.x);
 414     size.y = HeightDefault(size.y);
 415
 416     wxTopLevelWindows.Append( this );
 417
 418     m_needParent = FALSE;
 419
 420     if (!PreCreation( parent, pos, size ) ||
 421         !CreateBase( parent, id, pos, size, style, wxDefaultValidator, name ))
 422     {
 423         wxFAIL_MSG( wxT("wxTopLevelWindowGTK creation failed") );
 424         return FALSE;
 425     }
 426
 427     m_title = title;
 428
 429     m_insertCallback = (wxInsertChildFunction) wxInsertChildInTopLevelWindow;
 430
 431     // NB: m_widget may be !=NULL if it was created by derived class' Create,
 432     //     e.g. in wxTaskBarIconAreaGTK
 433     if (m_widget == NULL)
 434     {
 435         if (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)
 436         {
 437 #ifdef __WXGTK20__
 438             m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 439             // Tell WM that this is a dialog window and make it center
 440             // on parent by default (this is what GtkDialog ctor does):
 441             gtk_window_set_type_hint(GTK_WINDOW(m_widget),
 442                                      GDK_WINDOW_TYPE_HINT_DIALOG);
 443             gtk_window_set_position(GTK_WINDOW(m_widget),
 444                                     GTK_WIN_POS_CENTER_ON_PARENT);
 445 #else
 446             m_widget = gtk_window_new(GTK_WINDOW_DIALOG);
 447 #endif
 448         }
 449         else
 450         {
 451             m_widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 452 #if GTK_CHECK_VERSION(2,1,0)
 453             if (style & wxFRAME_TOOL_WINDOW)
 454             {
 455                 gtk_window_set_type_hint(GTK_WINDOW(m_widget),
 456                                          GDK_WINDOW_TYPE_HINT_UTILITY);
 457
 458                 // On some WMs, like KDE, a TOOL_WINDOW will still show
 459                 // on the taskbar, but on Gnome a TOOL_WINDOW will not.
 460                 // For consistency between WMs and with Windows, we
 461                 // should set the NO_TASKBAR flag which will apply
 462                 // the set_skip_taskbar_hint if it is available,
 463                 // ensuring no taskbar entry will appear.
 464                 style |= wxFRAME_NO_TASKBAR;
 465             }
 466 #endif
 467
 468         }
 469     }
 470
 471     wxWindow *topParent = wxGetTopLevelParent(m_parent);
 472     if (topParent && (((GTK_IS_WINDOW(topParent->m_widget)) &&
 473                       (GetExtraStyle() & wxTOPLEVEL_EX_DIALOG)) ||
 474                      (style & wxFRAME_FLOAT_ON_PARENT)))
 475     {
 476         gtk_window_set_transient_for( GTK_WINDOW(m_widget),
 477                                       GTK_WINDOW(topParent->m_widget) );
 478     }
 479
 480 #if GTK_CHECK_VERSION(2,2,0)
 481     if (style & wxFRAME_NO_TASKBAR)
 482     {
 483         gtk_window_set_skip_taskbar_hint(GTK_WINDOW(m_widget), TRUE);
 484     }
 485 #endif
 486
 487     if (!name.IsEmpty())
 488         gtk_window_set_wmclass( GTK_WINDOW(m_widget), wxGTK_CONV( name ), wxGTK_CONV( name ) );
 489
 490     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
 491     GTK_WIDGET_UNSET_FLAGS( m_widget, GTK_CAN_FOCUS );
 492
 493     gtk_signal_connect( GTK_OBJECT(m_widget), "delete_event",
 494         GTK_SIGNAL_FUNC(gtk_frame_delete_callback), (gpointer)this );
 495
 496     // m_mainWidget holds the toolbar, the menubar and the client area
 497     m_mainWidget = gtk_pizza_new();
 498     gtk_widget_show( m_mainWidget );
 499     GTK_WIDGET_UNSET_FLAGS( m_mainWidget, GTK_CAN_FOCUS );
 500     gtk_container_add( GTK_CONTAINER(m_widget), m_mainWidget );
 501
 502     if (m_miniEdge == 0) // wxMiniFrame has its own version.
 503     {
 504        // For m_mainWidget themes
 505        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
 506                 GTK_SIGNAL_FUNC(gtk_window_expose_callback), (gpointer)this );
 507 #ifndef __WXGTK20__
 508        gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
 509                 GTK_SIGNAL_FUNC(gtk_window_draw_callback), (gpointer)this );
 510 #endif
 511     }
 512
 513     // m_wxwindow only represents the client area without toolbar and menubar
 514     m_wxwindow = gtk_pizza_new();
 515     gtk_widget_show( m_wxwindow );
 516     gtk_container_add( GTK_CONTAINER(m_mainWidget), m_wxwindow );
 517
 518     // we donm't allow the frame to get the focus as otherwise
 519     // the frame will grab it at arbitrary focus changes
 520     GTK_WIDGET_UNSET_FLAGS( m_wxwindow, GTK_CAN_FOCUS );
 521
 522     if (m_parent) m_parent->AddChild( this );
 523
 524     // the user resized the frame by dragging etc.
 525     gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate",
 526         GTK_SIGNAL_FUNC(gtk_frame_size_callback), (gpointer)this );
 527
 528     PostCreation();
 529
 530     if ((m_x != -1) || (m_y != -1))
 531         gtk_widget_set_uposition( m_widget, m_x, m_y );
 532
 533     gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 534
 535     //  we cannot set MWM hints and icons before the widget has
 536     //  been realized, so we do this directly after realization
 537     gtk_signal_connect( GTK_OBJECT(m_widget), "realize",
 538                         GTK_SIGNAL_FUNC(gtk_frame_realized_callback), (gpointer) this );
 539
 540     // the only way to get the window size is to connect to this event
 541     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 542         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 543
 544     // map and unmap for iconized state
 545     gtk_signal_connect( GTK_OBJECT(m_widget), "map_event",
 546         GTK_SIGNAL_FUNC(gtk_frame_map_callback), (gpointer)this );
 547     gtk_signal_connect( GTK_OBJECT(m_widget), "unmap_event",
 548         GTK_SIGNAL_FUNC(gtk_frame_unmap_callback), (gpointer)this );
 549
 550     // the only way to get the window size is to connect to this event
 551     gtk_signal_connect( GTK_OBJECT(m_widget), "configure_event",
 552         GTK_SIGNAL_FUNC(gtk_frame_configure_callback), (gpointer)this );
 553
 554     // disable native tab traversal
 555     gtk_signal_connect( GTK_OBJECT(m_widget), "focus",
 556         GTK_SIGNAL_FUNC(gtk_frame_focus_callback), (gpointer)this );
 557
 558     // activation
 559     gtk_signal_connect( GTK_OBJECT(m_widget), "focus_in_event",
 560         GTK_SIGNAL_FUNC(gtk_frame_focus_in_callback), (gpointer)this );
 561     gtk_signal_connect( GTK_OBJECT(m_widget), "focus_out_event",
 562         GTK_SIGNAL_FUNC(gtk_frame_focus_out_callback), (gpointer)this );
 563
 564     // decorations
 565     if ((m_miniEdge > 0) || (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
 566     {
 567         m_gdkDecor = 0;
 568         m_gdkFunc = 0;
 569     }
 570     else
 571     {
 572         m_gdkDecor = (long) GDK_DECOR_BORDER;
 573         m_gdkFunc = (long) GDK_FUNC_MOVE;
 574
 575         // All this is for Motif Window Manager "hints" and is supposed to be
 576         // recognized by other WMs as well.
 577         if ((style & wxCAPTION) != 0)
 578         {
 579             m_gdkDecor |= GDK_DECOR_TITLE;
 580         }
 581         if ((style & wxCLOSE_BOX) != 0)
 582         {
 583             m_gdkFunc |= GDK_FUNC_CLOSE;
 584         }
 585         if ((style & wxSYSTEM_MENU) != 0)
 586         {
 587             m_gdkDecor |= GDK_DECOR_MENU;
 588         }
 589         if ((style & wxMINIMIZE_BOX) != 0)
 590         {
 591             m_gdkFunc |= GDK_FUNC_MINIMIZE;
 592             m_gdkDecor |= GDK_DECOR_MINIMIZE;
 593         }
 594         if ((style & wxMAXIMIZE_BOX) != 0)
 595         {
 596             m_gdkFunc |= GDK_FUNC_MAXIMIZE;
 597             m_gdkDecor |= GDK_DECOR_MAXIMIZE;
 598         }
 599         if ((style & wxRESIZE_BORDER) != 0)
 600         {
 601            m_gdkFunc |= GDK_FUNC_RESIZE;
 602            m_gdkDecor |= GDK_DECOR_RESIZEH;
 603         }
 604     }
 605
 606     return TRUE;
 607 }
 608
 609 wxTopLevelWindowGTK::~wxTopLevelWindowGTK()
 610 {
 611     if (m_grabbed)
 612     {
 613         wxASSERT_MSG( FALSE, _T("Window still grabbed"));
 614         RemoveGrab();
 615     }
 616
 617     m_isBeingDeleted = TRUE;
 618
 619     // it may also be GtkScrolledWindow in the case of an MDI child
 620     if (GTK_IS_WINDOW(m_widget))
 621     {
 622         gtk_window_set_focus( GTK_WINDOW(m_widget), NULL );
 623     }
 624
 625     if (g_activeFrame == this)
 626         g_activeFrame = NULL;
 627     if (g_lastActiveFrame == this)
 628         g_lastActiveFrame = NULL;
 629 }
 630
 631
 632
 633 bool wxTopLevelWindowGTK::ShowFullScreen(bool show, long style )
 634 {
 635     if (show == m_fsIsShowing)
 636         return FALSE; // return what?
 637
 638     m_fsIsShowing = show;
 639
 640     wxX11FullScreenMethod method =
 641         wxGetFullScreenMethodX11((WXDisplay*)GDK_DISPLAY(),
 642                                  (WXWindow)GDK_ROOT_WINDOW());
 643
 644 #if GTK_CHECK_VERSION(2,2,0)
 645     // NB: gtk_window_fullscreen() uses freedesktop.org's WMspec extensions
 646     //     to switch to fullscreen, which is not always available. We must
 647     //     check if WM supports the spec and use legacy methods if it
 648     //     doesn't.
 649     if (method == wxX11_FS_WMSPEC)
 650     {
 651         if (show)
 652             gtk_window_fullscreen( GTK_WINDOW( m_widget ) );
 653         else
 654             gtk_window_unfullscreen( GTK_WINDOW( m_widget ) );
 655
 656         return TRUE;
 657     }
 658     else
 659 #endif // GTK+ >= 2.2.0
 660     {
 661         GdkWindow *window = m_widget->window;
 662
 663         if (show)
 664         {
 665             m_fsSaveFlag = style;
 666             GetPosition( &m_fsSaveFrame.x, &m_fsSaveFrame.y );
 667             GetSize( &m_fsSaveFrame.width, &m_fsSaveFrame.height );
 668
 669             int screen_width,screen_height;
 670             wxDisplaySize( &screen_width, &screen_height );
 671
 672             gint client_x, client_y, root_x, root_y;
 673             gint width, height;
 674
 675             if (method != wxX11_FS_WMSPEC)
 676             {
 677                 // don't do it always, Metacity hates it
 678                 m_fsSaveGdkFunc = m_gdkFunc;
 679                 m_fsSaveGdkDecor = m_gdkDecor;
 680                 m_gdkFunc = m_gdkDecor = 0;
 681                 gdk_window_set_decorations(window, (GdkWMDecoration)0);
 682                 gdk_window_set_functions(window, (GdkWMFunction)0);
 683             }
 684
 685             gdk_window_get_origin (m_widget->window, &root_x, &root_y);
 686             gdk_window_get_geometry (m_widget->window, &client_x, &client_y,
 687                          &width, &height, NULL);
 688
 689             gdk_window_move_resize (m_widget->window, -client_x, -client_y,
 690                         screen_width + 1, screen_height + 1);
 691
 692             wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 693                                     (WXWindow)GDK_ROOT_WINDOW(),
 694                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
 695                                     show, &m_fsSaveFrame, method);
 696         }
 697         else
 698         {
 699             if (method != wxX11_FS_WMSPEC)
 700             {
 701                 // don't do it always, Metacity hates it
 702                 m_gdkFunc = m_fsSaveGdkFunc;
 703                 m_gdkDecor = m_fsSaveGdkDecor;
 704                 gdk_window_set_decorations(window, (GdkWMDecoration)m_gdkDecor);
 705                 gdk_window_set_functions(window, (GdkWMFunction)m_gdkFunc);
 706             }
 707
 708             wxSetFullScreenStateX11((WXDisplay*)GDK_DISPLAY(),
 709                                     (WXWindow)GDK_ROOT_WINDOW(),
 710                                     (WXWindow)GDK_WINDOW_XWINDOW(window),
 711                                     show, &m_fsSaveFrame, method);
 712
 713             SetSize(m_fsSaveFrame.x, m_fsSaveFrame.y,
 714                     m_fsSaveFrame.width, m_fsSaveFrame.height);
 715         }
 716     }
 717
 718     return TRUE;
 719 }
 720
 721 // ----------------------------------------------------------------------------
 722 // overridden wxWindow methods
 723 // ----------------------------------------------------------------------------
 724
 725 bool wxTopLevelWindowGTK::Show( bool show )
 726 {
 727     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 728
 729     if (show && !m_sizeSet)
 730     {
 731         /* by calling GtkOnSize here, we don't have to call
 732            either after showing the frame, which would entail
 733            much ugly flicker or from within the size_allocate
 734            handler, because GTK 1.1.X forbids that. */
 735
 736         GtkOnSize( m_x, m_y, m_width, m_height );
 737     }
 738
 739     if (show)
 740         gtk_widget_set_uposition( m_widget, m_x, m_y );
 741
 742     return wxWindow::Show( show );
 743 }
 744
 745 void wxTopLevelWindowGTK::Raise()
 746 {
 747 #ifdef __WXGTK20__
 748     gtk_window_present( GTK_WINDOW( m_widget ) );
 749 #else
 750     wxWindow::Raise();
 751 #endif
 752 }
 753
 754 void wxTopLevelWindowGTK::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 755 {
 756     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
 757 }
 758
 759 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 760 {
 761     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 762
 763     // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
 764     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 765
 766     // avoid recursions
 767     if (m_resizing)
 768         return;
 769     m_resizing = TRUE;
 770
 771     int old_x = m_x;
 772     int old_y = m_y;
 773
 774     int old_width = m_width;
 775     int old_height = m_height;
 776
 777     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 778     {
 779         if (x != -1) m_x = x;
 780         if (y != -1) m_y = y;
 781     }
 782     else
 783     {
 784         m_x = x;
 785         m_y = y;
 786     }
 787     if (width != -1) m_width = width;
 788     if (height != -1) m_height = height;
 789
 790 /*
 791     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 792     {
 793         if (width == -1) m_width = 80;
 794     }
 795
 796     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 797     {
 798        if (height == -1) m_height = 26;
 799     }
 800 */
 801
 802     int minWidth = GetMinWidth(),
 803         minHeight = GetMinHeight(),
 804         maxWidth = GetMaxWidth(),
 805         maxHeight = GetMaxHeight();
 806
 807 #ifdef __WXGPE__
 808     // GPE's window manager doesn't like size hints
 809     // at all, esp. when the user has to use the
 810     // virtual keyboard.
 811     minWidth = -1;
 812     minHeight = -1;
 813     maxWidth = -1;
 814     maxHeight = -1;
 815 #endif
 816
 817     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 818     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 819     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 820     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 821
 822     if ((m_x != -1) || (m_y != -1))
 823     {
 824         if ((m_x != old_x) || (m_y != old_y))
 825         {
 826             gtk_widget_set_uposition( m_widget, m_x, m_y );
 827         }
 828     }
 829
 830     if ((m_width != old_width) || (m_height != old_height))
 831     {
 832         if (m_widget->window)
 833             gdk_window_resize( m_widget->window, m_width, m_height );
 834         else
 835             gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 836
 837         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 838            done either directly before the frame is shown or in idle time
 839            so that different calls to SetSize() don't lead to flicker. */
 840         m_sizeSet = FALSE;
 841     }
 842
 843     m_resizing = FALSE;
 844 }
 845
 846 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 847 {
 848     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 849
 850     wxWindow::DoGetClientSize( width, height );
 851     if (height)
 852     {
 853         // mini edge
 854         *height -= m_miniEdge*2 + m_miniTitle;
 855     }
 856     if (width)
 857     {
 858         *width -= m_miniEdge*2;
 859     }
 860 }
 861
 862 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
 863 {
 864     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 865
 866     DoSetSize(-1, -1,
 867               width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0);
 868 }
 869
 870 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 871                                      int width, int height )
 872 {
 873     // due to a bug in gtk, x,y are always 0
 874     // m_x = x;
 875     // m_y = y;
 876
 877     // avoid recursions
 878     if (m_resizing) return;
 879     m_resizing = TRUE;
 880
 881     if ( m_wxwindow == NULL ) return;
 882
 883     m_width = width;
 884     m_height = height;
 885
 886     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 887        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 888        set in wxFrame::Create so it is used to check what kind of frame we
 889        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 890        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 891        importantly) m_mainWidget */
 892
 893     int minWidth = GetMinWidth(),
 894         minHeight = GetMinHeight(),
 895         maxWidth = GetMaxWidth(),
 896         maxHeight = GetMaxHeight();
 897
 898 #ifdef __WXGPE__
 899     // GPE's window manager doesn't like size hints
 900     // at all, esp. when the user has to use the
 901     // virtual keyboard.
 902     minWidth = -1;
 903     minHeight = -1;
 904     maxWidth = -1;
 905     maxHeight = -1;
 906 #endif
 907
 908     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 909     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 910     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 911     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 912
 913     if (m_mainWidget)
 914     {
 915         // set size hints
 916         gint            flag = 0; // GDK_HINT_POS;
 917         GdkGeometry     geom;
 918
 919         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
 920         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
 921
 922         geom.min_width = minWidth;
 923         geom.min_height = minHeight;
 924
 925             // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
 926             // maxHeight or maxWidth is set, we must set them both, else the
 927             // remaining -1 will be taken literally.
 928
 929             // I'm certain this also happens elsewhere, and is the probable
 930             // cause of other such things as:
 931             // Gtk-WARNING **: gtk_widget_size_allocate():
 932             //       attempt to allocate widget with width 65535 and height 600
 933             // but I don't have time to track them all now..
 934             //
 935             // Really we need to encapulate all this height/width business and
 936             // stop any old method from ripping at the members directly and
 937             // scattering -1's without regard for who might resolve them later.
 938
 939         geom.max_width = ( maxHeight == -1 ) ? maxWidth
 940                          : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
 941                            : maxWidth ;
 942
 943         geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
 944                           : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
 945                             : maxHeight ;
 946
 947         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
 948                                        (GtkWidget*) NULL,
 949                                        &geom,
 950                                        (GdkWindowHints) flag );
 951
 952         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 953          * menubar, the toolbar and the client area, which is represented by
 954          * m_wxwindow.
 955          * this hurts in the eye, but I don't want to call SetSize()
 956          * because I don't want to call any non-native functions here. */
 957
 958         int client_x = m_miniEdge;
 959         int client_y = m_miniEdge + m_miniTitle;
 960         int client_w = m_width - 2*m_miniEdge;
 961         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
 962
 963         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 964                               m_wxwindow,
 965                               client_x, client_y, client_w, client_h );
 966     }
 967     else
 968     {
 969         // If there is no m_mainWidget between m_widget and m_wxwindow there
 970         // is no need to set the size or position of m_wxwindow.
 971     }
 972
 973     m_sizeSet = TRUE;
 974
 975     // send size event to frame
 976     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 977     event.SetEventObject( this );
 978     GetEventHandler()->ProcessEvent( event );
 979
 980     m_resizing = FALSE;
 981 }
 982
 983 void wxTopLevelWindowGTK::OnInternalIdle()
 984 {
 985     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 986     {
 987         GtkOnSize( m_x, m_y, m_width, m_height );
 988
 989         // we'll come back later
 990         if (g_isIdle)
 991             wxapp_install_idle_handler();
 992         return;
 993     }
 994
 995     // set the focus if not done yet and if we can already do it
 996     if ( GTK_WIDGET_REALIZED(m_wxwindow) )
 997     {
 998         if ( g_delayedFocus &&
 999              wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
1000         {
1001             wxLogTrace(_T("focus"),
1002                        _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
1003                        g_delayedFocus->GetClassInfo()->GetClassName(),
1004                        g_delayedFocus->GetLabel().c_str());
1005
1006             g_delayedFocus->SetFocus();
1007             g_delayedFocus = NULL;
1008         }
1009     }
1010
1011     wxWindow::OnInternalIdle();
1012
1013     // Synthetize activate events.
1014     if ( g_sendActivateEvent != -1 )
1015     {
1016         bool activate = g_sendActivateEvent != 0;
1017
1018         // if (!activate) wxPrintf( wxT("de") );
1019         // wxPrintf( wxT("activate\n") );
1020
1021         // do it only once
1022         g_sendActivateEvent = -1;
1023
1024         wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1025     }
1026 }
1027
1028 // ----------------------------------------------------------------------------
1029 // frame title/icon
1030 // ----------------------------------------------------------------------------
1031
1032 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1033 {
1034     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1035
1036     m_title = title;
1037     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1038 }
1039
1040 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
1041 {
1042     SetIcons( wxIconBundle( icon ) );
1043 }
1044
1045 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1046 {
1047     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1048
1049     wxTopLevelWindowBase::SetIcons( icons );
1050
1051 #ifdef __WXGTK20__
1052     GList *list = NULL;
1053     size_t max = icons.m_icons.GetCount();
1054
1055     for (size_t i = 0; i < max; i++)
1056     {
1057         if (icons.m_icons[i].Ok())
1058         {
1059             list = g_list_prepend(list, icons.m_icons[i].GetPixbuf());
1060         }
1061     }
1062     gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
1063     g_list_free(list);
1064
1065 #else // !__WXGTK20__
1066     GdkWindow* window = m_widget->window;
1067     if (!window)
1068         return;
1069
1070     wxIcon icon = icons.GetIcon(-1);
1071     if (icon.Ok())
1072     {
1073         wxMask *mask = icon.GetMask();
1074         GdkBitmap *bm = (GdkBitmap *) NULL;
1075         if (mask) bm = mask->GetBitmap();
1076
1077         gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1078     }
1079
1080     wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
1081                    (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
1082 #endif // !__WXGTK20__
1083 }
1084
1085 // ----------------------------------------------------------------------------
1086 // frame state: maximized/iconized/normal
1087 // ----------------------------------------------------------------------------
1088
1089 void wxTopLevelWindowGTK::Maximize(bool maximize)
1090 {
1091 #ifdef __WXGTK20__
1092     if (maximize)
1093         gtk_window_maximize( GTK_WINDOW( m_widget ) );
1094     else
1095         gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
1096 #else
1097     wxFAIL_MSG( _T("not implemented") );
1098 #endif
1099 }
1100
1101 bool wxTopLevelWindowGTK::IsMaximized() const
1102 {
1103 #ifdef __WXGTK20__
1104     if(!m_widget->window)
1105         return false;
1106
1107     return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED;
1108 #else
1109   //    wxFAIL_MSG( _T("not implemented") );
1110
1111     // This is an approximation
1112     return FALSE;
1113 #endif
1114 }
1115
1116 void wxTopLevelWindowGTK::Restore()
1117 {
1118 #ifdef __WXGTK20__
1119     // "Present" seems similar enough to "restore"
1120     gtk_window_present( GTK_WINDOW( m_widget ) );
1121 #else
1122     wxFAIL_MSG( _T("not implemented") );
1123 #endif
1124 }
1125
1126 void wxTopLevelWindowGTK::Iconize( bool iconize )
1127 {
1128 #ifdef __WXGTK20__
1129     if (iconize)
1130         gtk_window_iconify( GTK_WINDOW( m_widget ) );
1131     else
1132         gtk_window_deiconify( GTK_WINDOW( m_widget ) );
1133 #else
1134    if (iconize)
1135    {
1136        GdkWindow *window = m_widget->window;
1137
1138        // you should do it later, for example from OnCreate() handler
1139        wxCHECK_RET( window, _T("frame not created yet - can't iconize") );
1140
1141        XIconifyWindow( GDK_WINDOW_XDISPLAY( window ),
1142                        GDK_WINDOW_XWINDOW( window ),
1143                        DefaultScreen( GDK_DISPLAY() ) );
1144    }
1145 #endif
1146 }
1147
1148 bool wxTopLevelWindowGTK::IsIconized() const
1149 {
1150     return m_isIconized;
1151 }
1152
1153 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1154 {
1155     if ( iconize != m_isIconized )
1156     {
1157         m_isIconized = iconize;
1158         (void)SendIconizeEvent(iconize);
1159     }
1160 }
1161
1162 void wxTopLevelWindowGTK::AddGrab()
1163 {
1164     if (!m_grabbed)
1165     {
1166         m_grabbed = TRUE;
1167         gtk_grab_add( m_widget );
1168         gtk_main();
1169         gtk_grab_remove( m_widget );
1170     }
1171 }
1172
1173 void wxTopLevelWindowGTK::RemoveGrab()
1174 {
1175     if (m_grabbed)
1176     {
1177         gtk_main_quit();
1178         m_grabbed = FALSE;
1179     }
1180 }
1181
1182
1183 // helper
1184 static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
1185 {
1186     if (window)
1187     {
1188         if (region.IsEmpty())
1189         {
1190             gdk_window_shape_combine_mask(window, NULL, 0, 0);
1191         }
1192         else
1193         {
1194 #ifdef __WXGTK20__
1195         gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
1196 #else
1197         wxBitmap bmp = region.ConvertToBitmap();
1198         bmp.SetMask(new wxMask(bmp, *wxBLACK));
1199         GdkBitmap* mask = bmp.GetMask()->GetBitmap();
1200         gdk_window_shape_combine_mask(window, mask, 0, 0);
1201 #endif
1202         return TRUE;
1203         }
1204     }
1205     return FALSE;
1206 }
1207
1208
1209 bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
1210 {
1211     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE,
1212                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1213
1214     GdkWindow *window = NULL;
1215     if (m_wxwindow)
1216     {
1217         window = GTK_PIZZA(m_wxwindow)->bin_window;
1218         do_shape_combine_region(window, region);
1219     }
1220     window = m_widget->window;
1221     return do_shape_combine_region(window, region);
1222 }
1223
1224 bool wxTopLevelWindowGTK::IsActive()
1225 {
1226     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1227 }
1228