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