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::DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
 746 {
 747     wxFAIL_MSG( wxT("DoMoveWindow called for wxTopLevelWindowGTK") );
 748 }
 749
 750 void wxTopLevelWindowGTK::DoSetSize( int x, int y, int width, int height, int sizeFlags )
 751 {
 752     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 753
 754     // this shouldn't happen: wxFrame, wxMDIParentFrame and wxMDIChildFrame have m_wxwindow
 755     wxASSERT_MSG( (m_wxwindow != NULL), wxT("invalid frame") );
 756
 757     // avoid recursions
 758     if (m_resizing)
 759         return;
 760     m_resizing = TRUE;
 761
 762     int old_x = m_x;
 763     int old_y = m_y;
 764
 765     int old_width = m_width;
 766     int old_height = m_height;
 767
 768     if ((sizeFlags & wxSIZE_ALLOW_MINUS_ONE) == 0)
 769     {
 770         if (x != -1) m_x = x;
 771         if (y != -1) m_y = y;
 772     }
 773     else
 774     {
 775         m_x = x;
 776         m_y = y;
 777     }
 778     if (width != -1) m_width = width;
 779     if (height != -1) m_height = height;
 780
 781 /*
 782     if ((sizeFlags & wxSIZE_AUTO_WIDTH) == wxSIZE_AUTO_WIDTH)
 783     {
 784         if (width == -1) m_width = 80;
 785     }
 786
 787     if ((sizeFlags & wxSIZE_AUTO_HEIGHT) == wxSIZE_AUTO_HEIGHT)
 788     {
 789        if (height == -1) m_height = 26;
 790     }
 791 */
 792
 793     int minWidth = GetMinWidth(),
 794         minHeight = GetMinHeight(),
 795         maxWidth = GetMaxWidth(),
 796         maxHeight = GetMaxHeight();
 797
 798 #ifdef __WXGPE__
 799     // GPE's window manager doesn't like size hints
 800     // at all, esp. when the user has to use the
 801     // virtual keyboard.
 802     minWidth = -1;
 803     minHeight = -1;
 804     maxWidth = -1;
 805     maxHeight = -1;
 806 #endif
 807
 808     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 809     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 810     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 811     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 812
 813     if ((m_x != -1) || (m_y != -1))
 814     {
 815         if ((m_x != old_x) || (m_y != old_y))
 816         {
 817             gtk_widget_set_uposition( m_widget, m_x, m_y );
 818         }
 819     }
 820
 821     if ((m_width != old_width) || (m_height != old_height))
 822     {
 823         if (m_widget->window)
 824             gdk_window_resize( m_widget->window, m_width, m_height );
 825         else
 826             gtk_window_set_default_size( GTK_WINDOW(m_widget), m_width, m_height );
 827
 828         /* we set the size in GtkOnSize, i.e. mostly the actual resizing is
 829            done either directly before the frame is shown or in idle time
 830            so that different calls to SetSize() don't lead to flicker. */
 831         m_sizeSet = FALSE;
 832     }
 833
 834     m_resizing = FALSE;
 835 }
 836
 837 void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
 838 {
 839     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 840
 841     wxWindow::DoGetClientSize( width, height );
 842     if (height)
 843     {
 844         // mini edge
 845         *height -= m_miniEdge*2 + m_miniTitle;
 846     }
 847     if (width)
 848     {
 849         *width -= m_miniEdge*2;
 850     }
 851 }
 852
 853 void wxTopLevelWindowGTK::DoSetClientSize( int width, int height )
 854 {
 855     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
 856
 857     DoSetSize(-1, -1,
 858               width + m_miniEdge*2, height  + m_miniEdge*2 + m_miniTitle, 0);
 859 }
 860
 861 void wxTopLevelWindowGTK::GtkOnSize( int WXUNUSED(x), int WXUNUSED(y),
 862                                      int width, int height )
 863 {
 864     // due to a bug in gtk, x,y are always 0
 865     // m_x = x;
 866     // m_y = y;
 867
 868     // avoid recursions
 869     if (m_resizing) return;
 870     m_resizing = TRUE;
 871
 872     if ( m_wxwindow == NULL ) return;
 873
 874     m_width = width;
 875     m_height = height;
 876
 877     /* wxMDIChildFrame derives from wxFrame but it _is_ a wxWindow as it uses
 878        wxWindow::Create to create it's GTK equivalent. m_mainWidget is only
 879        set in wxFrame::Create so it is used to check what kind of frame we
 880        have here. if m_mainWidget is NULL it is a wxMDIChildFrame and so we
 881        skip the part which handles m_frameMenuBar, m_frameToolBar and (most
 882        importantly) m_mainWidget */
 883
 884     int minWidth = GetMinWidth(),
 885         minHeight = GetMinHeight(),
 886         maxWidth = GetMaxWidth(),
 887         maxHeight = GetMaxHeight();
 888
 889 #ifdef __WXGPE__
 890     // GPE's window manager doesn't like size hints
 891     // at all, esp. when the user has to use the
 892     // virtual keyboard.
 893     minWidth = -1;
 894     minHeight = -1;
 895     maxWidth = -1;
 896     maxHeight = -1;
 897 #endif
 898
 899     if ((minWidth != -1) && (m_width < minWidth)) m_width = minWidth;
 900     if ((minHeight != -1) && (m_height < minHeight)) m_height = minHeight;
 901     if ((maxWidth != -1) && (m_width > maxWidth)) m_width = maxWidth;
 902     if ((maxHeight != -1) && (m_height > maxHeight)) m_height = maxHeight;
 903
 904     if (m_mainWidget)
 905     {
 906         // set size hints
 907         gint            flag = 0; // GDK_HINT_POS;
 908         GdkGeometry     geom;
 909
 910         if ((minWidth != -1) || (minHeight != -1)) flag |= GDK_HINT_MIN_SIZE;
 911         if ((maxWidth != -1) || (maxHeight != -1)) flag |= GDK_HINT_MAX_SIZE;
 912
 913         geom.min_width = minWidth;
 914         geom.min_height = minHeight;
 915
 916             // Because of the way we set GDK_HINT_MAX_SIZE above, if either of
 917             // maxHeight or maxWidth is set, we must set them both, else the
 918             // remaining -1 will be taken literally.
 919
 920             // I'm certain this also happens elsewhere, and is the probable
 921             // cause of other such things as:
 922             // Gtk-WARNING **: gtk_widget_size_allocate():
 923             //       attempt to allocate widget with width 65535 and height 600
 924             // but I don't have time to track them all now..
 925             //
 926             // Really we need to encapulate all this height/width business and
 927             // stop any old method from ripping at the members directly and
 928             // scattering -1's without regard for who might resolve them later.
 929
 930         geom.max_width = ( maxHeight == -1 ) ? maxWidth
 931                          : ( maxWidth == -1 ) ? wxGetDisplaySize().GetWidth()
 932                            : maxWidth ;
 933
 934         geom.max_height = ( maxWidth == -1 ) ? maxHeight    // ( == -1 here )
 935                           : ( maxHeight == -1 ) ? wxGetDisplaySize().GetHeight()
 936                             : maxHeight ;
 937
 938         gtk_window_set_geometry_hints( GTK_WINDOW(m_widget),
 939                                        (GtkWidget*) NULL,
 940                                        &geom,
 941                                        (GdkWindowHints) flag );
 942
 943         /* I revert back to wxGTK's original behaviour. m_mainWidget holds the
 944          * menubar, the toolbar and the client area, which is represented by
 945          * m_wxwindow.
 946          * this hurts in the eye, but I don't want to call SetSize()
 947          * because I don't want to call any non-native functions here. */
 948
 949         int client_x = m_miniEdge;
 950         int client_y = m_miniEdge + m_miniTitle;
 951         int client_w = m_width - 2*m_miniEdge;
 952         int client_h = m_height - 2*m_miniEdge - m_miniTitle;
 953
 954         gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
 955                               m_wxwindow,
 956                               client_x, client_y, client_w, client_h );
 957     }
 958     else
 959     {
 960         // If there is no m_mainWidget between m_widget and m_wxwindow there
 961         // is no need to set the size or position of m_wxwindow.
 962     }
 963
 964     m_sizeSet = TRUE;
 965
 966     // send size event to frame
 967     wxSizeEvent event( wxSize(m_width,m_height), GetId() );
 968     event.SetEventObject( this );
 969     GetEventHandler()->ProcessEvent( event );
 970
 971     m_resizing = FALSE;
 972 }
 973
 974 void wxTopLevelWindowGTK::OnInternalIdle()
 975 {
 976     if (!m_sizeSet && GTK_WIDGET_REALIZED(m_wxwindow))
 977     {
 978         GtkOnSize( m_x, m_y, m_width, m_height );
 979
 980         // we'll come back later
 981         if (g_isIdle)
 982             wxapp_install_idle_handler();
 983         return;
 984     }
 985
 986     // set the focus if not done yet and if we can already do it
 987     if ( GTK_WIDGET_REALIZED(m_wxwindow) )
 988     {
 989         if ( g_delayedFocus &&
 990              wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
 991         {
 992             wxLogTrace(_T("focus"),
 993                        _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
 994                        g_delayedFocus->GetClassInfo()->GetClassName(),
 995                        g_delayedFocus->GetLabel().c_str());
 996
 997             g_delayedFocus->SetFocus();
 998             g_delayedFocus = NULL;
 999         }
1000     }
1001
1002     wxWindow::OnInternalIdle();
1003
1004     // Synthetize activate events.
1005     if ( g_sendActivateEvent != -1 )
1006     {
1007         bool activate = g_sendActivateEvent != 0;
1008
1009         // if (!activate) wxPrintf( wxT("de") );
1010         // wxPrintf( wxT("activate\n") );
1011
1012         // do it only once
1013         g_sendActivateEvent = -1;
1014
1015         wxTheApp->SetActive(activate, (wxWindow *)g_lastActiveFrame);
1016     }
1017 }
1018
1019 // ----------------------------------------------------------------------------
1020 // frame title/icon
1021 // ----------------------------------------------------------------------------
1022
1023 void wxTopLevelWindowGTK::SetTitle( const wxString &title )
1024 {
1025     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1026
1027     m_title = title;
1028     gtk_window_set_title( GTK_WINDOW(m_widget), wxGTK_CONV( title ) );
1029 }
1030
1031 void wxTopLevelWindowGTK::SetIcon( const wxIcon &icon )
1032 {
1033     SetIcons( wxIconBundle( icon ) );
1034 }
1035
1036 void wxTopLevelWindowGTK::SetIcons( const wxIconBundle &icons )
1037 {
1038     wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
1039
1040     wxTopLevelWindowBase::SetIcons( icons );
1041
1042 #ifdef __WXGTK20__
1043     GList *list = NULL;
1044     size_t max = icons.m_icons.GetCount();
1045
1046     for (size_t i = 0; i < max; i++)
1047     {
1048         if (icons.m_icons[i].Ok())
1049         {
1050             list = g_list_prepend(list, icons.m_icons[i].GetPixbuf());
1051         }
1052     }
1053     gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
1054     g_list_free(list);
1055
1056 #else // !__WXGTK20__
1057     GdkWindow* window = m_widget->window;
1058     if (!window)
1059         return;
1060
1061     wxIcon icon = icons.GetIcon(-1);
1062     if (icon.Ok())
1063     {
1064         wxMask *mask = icon.GetMask();
1065         GdkBitmap *bm = (GdkBitmap *) NULL;
1066         if (mask) bm = mask->GetBitmap();
1067
1068         gdk_window_set_icon( m_widget->window, (GdkWindow *) NULL, icon.GetPixmap(), bm );
1069     }
1070
1071     wxSetIconsX11( (WXDisplay*)GDK_WINDOW_XDISPLAY( window ),
1072                    (WXWindow)GDK_WINDOW_XWINDOW( window ), icons );
1073 #endif // !__WXGTK20__
1074 }
1075
1076 // ----------------------------------------------------------------------------
1077 // frame state: maximized/iconized/normal
1078 // ----------------------------------------------------------------------------
1079
1080 void wxTopLevelWindowGTK::Maximize(bool maximize)
1081 {
1082 #ifdef __WXGTK20__
1083     if (maximize)
1084         gtk_window_maximize( GTK_WINDOW( m_widget ) );
1085     else
1086         gtk_window_unmaximize( GTK_WINDOW( m_widget ) );
1087 #else
1088     wxFAIL_MSG( _T("not implemented") );
1089 #endif
1090 }
1091
1092 bool wxTopLevelWindowGTK::IsMaximized() const
1093 {
1094 #ifdef __WXGTK20__
1095     if(!m_widget->window)
1096         return false;
1097
1098     return gdk_window_get_state(m_widget->window) & GDK_WINDOW_STATE_MAXIMIZED;
1099 #else
1100   //    wxFAIL_MSG( _T("not implemented") );
1101
1102     // This is an approximation
1103     return FALSE;
1104 #endif
1105 }
1106
1107 void wxTopLevelWindowGTK::Restore()
1108 {
1109 #ifdef __WXGTK20__
1110     // "Present" seems similar enough to "restore"
1111     gtk_window_present( GTK_WINDOW( m_widget ) );
1112 #else
1113     wxFAIL_MSG( _T("not implemented") );
1114 #endif
1115 }
1116
1117 void wxTopLevelWindowGTK::Iconize( bool iconize )
1118 {
1119 #ifdef __WXGTK20__
1120     if (iconize)
1121         gtk_window_iconify( GTK_WINDOW( m_widget ) );
1122     else
1123         gtk_window_deiconify( GTK_WINDOW( m_widget ) );
1124 #else
1125    if (iconize)
1126    {
1127        GdkWindow *window = m_widget->window;
1128
1129        // you should do it later, for example from OnCreate() handler
1130        wxCHECK_RET( window, _T("frame not created yet - can't iconize") );
1131
1132        XIconifyWindow( GDK_WINDOW_XDISPLAY( window ),
1133                        GDK_WINDOW_XWINDOW( window ),
1134                        DefaultScreen( GDK_DISPLAY() ) );
1135    }
1136 #endif
1137 }
1138
1139 bool wxTopLevelWindowGTK::IsIconized() const
1140 {
1141     return m_isIconized;
1142 }
1143
1144 void wxTopLevelWindowGTK::SetIconizeState(bool iconize)
1145 {
1146     if ( iconize != m_isIconized )
1147     {
1148         m_isIconized = iconize;
1149         (void)SendIconizeEvent(iconize);
1150     }
1151 }
1152
1153 void wxTopLevelWindowGTK::AddGrab()
1154 {
1155     if (!m_grabbed)
1156     {
1157         m_grabbed = TRUE;
1158         gtk_grab_add( m_widget );
1159         gtk_main();
1160         gtk_grab_remove( m_widget );
1161     }
1162 }
1163
1164 void wxTopLevelWindowGTK::RemoveGrab()
1165 {
1166     if (m_grabbed)
1167     {
1168         gtk_main_quit();
1169         m_grabbed = FALSE;
1170     }
1171 }
1172
1173
1174 // helper
1175 static bool do_shape_combine_region(GdkWindow* window, const wxRegion& region)
1176 {
1177     if (window)
1178     {
1179         if (region.IsEmpty())
1180         {
1181             gdk_window_shape_combine_mask(window, NULL, 0, 0);
1182         }
1183         else
1184         {
1185 #ifdef __WXGTK20__
1186         gdk_window_shape_combine_region(window, region.GetRegion(), 0, 0);
1187 #else
1188         wxBitmap bmp = region.ConvertToBitmap();
1189         bmp.SetMask(new wxMask(bmp, *wxBLACK));
1190         GdkBitmap* mask = bmp.GetMask()->GetBitmap();
1191         gdk_window_shape_combine_mask(window, mask, 0, 0);
1192 #endif
1193         return TRUE;
1194         }
1195     }
1196     return FALSE;
1197 }
1198
1199
1200 bool wxTopLevelWindowGTK::SetShape(const wxRegion& region)
1201 {
1202     wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), FALSE,
1203                  _T("Shaped windows must be created with the wxFRAME_SHAPED style."));
1204
1205     GdkWindow *window = NULL;
1206     if (m_wxwindow)
1207     {
1208         window = GTK_PIZZA(m_wxwindow)->bin_window;
1209         do_shape_combine_region(window, region);
1210     }
1211     window = m_widget->window;
1212     return do_shape_combine_region(window, region);
1213 }
1214
1215 bool wxTopLevelWindowGTK::IsActive()
1216 {
1217     return (this == (wxTopLevelWindowGTK*)g_activeFrame);
1218 }
1219