bool Ctrl::SetWndCapture()
{
GuiLock __;
ASSERT(IsMainThread());
LLOG("SetWndCapture " << Name());
StopGrabPopup();
ReleaseWndCapture();
if(gdk_pointer_grab(gdk(), FALSE,
GdkEventMask(GDK_BUTTON_RELEASE_MASK|GDK_BUTTON_PRESS_MASK|GDK_POINTER_MOTION_MASK),
NULL, NULL, CurrentTime) == GDK_GRAB_SUCCESS) {
grabwindow = this;
return true;
}
return false;
}
// this function will make sure that everything has been initialized.
nsresult
nsScreenManagerGtk :: EnsureInit()
{
if (mCachedScreenArray.Count() > 0)
return NS_OK;
#if GTK_CHECK_VERSION(2,2,0)
mRootWindow = gdk_get_default_root_window();
#else
mRootWindow = GDK_ROOT_PARENT();
#endif // GTK_CHECK_VERSION(2,2,0)
g_object_ref(mRootWindow);
// GDK_STRUCTURE_MASK ==> StructureNotifyMask, for ConfigureNotify
// GDK_PROPERTY_CHANGE_MASK ==> PropertyChangeMask, for PropertyNotify
gdk_window_set_events(mRootWindow,
GdkEventMask(gdk_window_get_events(mRootWindow) |
GDK_STRUCTURE_MASK |
GDK_PROPERTY_CHANGE_MASK));
gdk_window_add_filter(mRootWindow, root_window_event_filter, this);
#ifdef MOZ_X11
mNetWorkareaAtom =
XInternAtom(GDK_WINDOW_XDISPLAY(mRootWindow), "_NET_WORKAREA", False);
#endif
return Init();
}
// this function will make sure that everything has been initialized.
nsresult
nsScreenManagerGtk :: EnsureInit()
{
if (mCachedScreenArray.Count() > 0)
return NS_OK;
mRootWindow = gdk_get_default_root_window();
if (!mRootWindow) {
// Sometimes we don't initial X (e.g., xpcshell)
return NS_OK;
}
g_object_ref(mRootWindow);
// GDK_PROPERTY_CHANGE_MASK ==> PropertyChangeMask, for PropertyNotify
gdk_window_set_events(mRootWindow,
GdkEventMask(gdk_window_get_events(mRootWindow) |
GDK_PROPERTY_CHANGE_MASK));
g_signal_connect(gdk_screen_get_default(), "monitors-changed",
G_CALLBACK(monitors_changed), this);
#ifdef MOZ_X11
gdk_window_add_filter(mRootWindow, root_window_event_filter, this);
if (GDK_IS_X11_DISPLAY(gdk_display_get_default()))
mNetWorkareaAtom =
XInternAtom(GDK_WINDOW_XDISPLAY(mRootWindow), "_NET_WORKAREA", False);
#endif
return Init();
}
void Ctrl::CaptureSync()
{
if(grabwindow && !gdk_pointer_is_grabbed()) {
if(gdk_pointer_grab(grabwindow->gdk(), FALSE,
GdkEventMask(GDK_BUTTON_RELEASE_MASK|GDK_BUTTON_PRESS_MASK|GDK_POINTER_MOTION_MASK),
NULL, NULL, CurrentTime) != GDK_GRAB_SUCCESS) {
grabwindow = NULL;
}
}
}
void Ctrl::StartGrabPopup()
{
if(activePopup.GetCount() && !grabpopup) {
Ctrl *w = activePopup[0];
if(w) {
ReleaseWndCapture0();
if(gdk_pointer_grab(w->gdk(), FALSE,
GdkEventMask(GDK_BUTTON_RELEASE_MASK|GDK_BUTTON_PRESS_MASK|GDK_POINTER_MOTION_MASK),
NULL, NULL, CurrentTime) == GDK_GRAB_SUCCESS)
grabpopup = w;
}
}
}
void Ctrl::StartGrabPopup()
{
if(activePopup.GetCount() && !grabpopup) {
Ctrl *w = activePopup[0];
if(w && w->IsOpen()) {
ReleaseWndCapture0();
static GdkCursor *NormalArrowCursor;
ONCELOCK {
NormalArrowCursor = gdk_cursor_new(GDK_LEFT_PTR);
}
if(gdk_pointer_grab(w->gdk(), FALSE,
GdkEventMask(GDK_BUTTON_RELEASE_MASK|GDK_BUTTON_PRESS_MASK|GDK_POINTER_MOTION_MASK),
NULL, NormalArrowCursor, CurrentTime) == GDK_GRAB_SUCCESS)
grabpopup = w;
}
static gboolean
gtk_window_button_press_callback(GtkWidget* widget, GdkEventButton* gdk_event, wxMiniFrame* win)
{
if (gdk_event->window != gtk_widget_get_window(widget))
return false;
if (g_blockEventsOnDrag) return TRUE;
if (g_blockEventsOnScroll) return TRUE;
if (win->m_isDragging) return TRUE;
int style = win->GetWindowStyle();
int y = (int)gdk_event->y;
int x = (int)gdk_event->x;
if ((style & wxRESIZE_BORDER) &&
(x > win->m_width-14) && (y > win->m_height-14))
{
GtkWidget *ancestor = gtk_widget_get_toplevel( widget );
GdkWindow *source = gtk_widget_get_window(widget);
int org_x = 0;
int org_y = 0;
gdk_window_get_origin( source, &org_x, &org_y );
gtk_window_begin_resize_drag (GTK_WINDOW (ancestor),
GDK_WINDOW_EDGE_SOUTH_EAST,
1,
org_x + x,
org_y + y,
0);
return TRUE;
}
if (win->m_miniTitle && (style & wxCLOSE_BOX))
{
if ((y > 3) && (y < 19) && (x > win->m_width-19) && (x < win->m_width-3))
{
win->Close();
return TRUE;
}
}
if (y >= win->m_miniEdge + win->m_miniTitle)
return true;
gdk_window_raise(gtk_widget_get_window(win->m_widget));
const GdkEventMask mask = GdkEventMask(
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_BUTTON1_MOTION_MASK);
#ifdef __WXGTK3__
gdk_device_grab(
gdk_event->device, gdk_event->window, GDK_OWNERSHIP_NONE,
false, mask, NULL, gdk_event->time);
#else
gdk_pointer_grab(gdk_event->window, false, mask, NULL, NULL, gdk_event->time);
#endif
win->m_diffX = x;
win->m_diffY = y;
win->m_oldX = 0;
win->m_oldY = 0;
win->m_isDragging = true;
return TRUE;
}
bool wxPopupTransientWindow::Show( bool show )
{
#ifdef __WXGTK__
if (!show)
{
#ifdef __WXGTK3__
GdkDisplay* display = gtk_widget_get_display(m_widget);
#ifdef __WXGTK4__
gdk_seat_ungrab(gdk_display_get_default_seat(display));
#else
wxGCC_WARNING_SUPPRESS(deprecated-declarations)
GdkDeviceManager* manager = gdk_display_get_device_manager(display);
GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
gdk_device_ungrab(device, unsigned(GDK_CURRENT_TIME));
wxGCC_WARNING_RESTORE()
#endif
#else
gdk_pointer_ungrab( (guint32)GDK_CURRENT_TIME );
#endif
gtk_grab_remove( m_widget );
}
#endif
#ifdef __WXX11__
if (!show)
{
XUngrabPointer( wxGlobalDisplay(), CurrentTime );
}
#endif
#if defined( __WXMSW__ ) || defined( __WXMAC__)
if (!show && m_child && m_child->HasCapture())
{
m_child->ReleaseMouse();
}
#endif
bool ret = wxPopupWindow::Show( show );
#ifdef __WXGTK__
if (show)
{
gtk_grab_add( m_widget );
GdkWindow* window = gtk_widget_get_window(m_widget);
#ifdef __WXGTK4__
GdkDisplay* display = gdk_window_get_display(window);
GdkSeat* seat = gdk_display_get_default_seat(display);
gdk_seat_grab(seat, window, GDK_SEAT_CAPABILITY_POINTER, false, NULL, NULL, NULL, 0);
#else
const GdkEventMask mask = GdkEventMask(
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_POINTER_MOTION_MASK);
#ifdef __WXGTK3__
GdkDisplay* display = gdk_window_get_display(window);
wxGCC_WARNING_SUPPRESS(deprecated-declarations)
GdkDeviceManager* manager = gdk_display_get_device_manager(display);
GdkDevice* device = gdk_device_manager_get_client_pointer(manager);
gdk_device_grab(device, window,
GDK_OWNERSHIP_NONE, true, mask, NULL, unsigned(GDK_CURRENT_TIME));
wxGCC_WARNING_RESTORE()
#else
gdk_pointer_grab( window, true,
mask,
NULL,
NULL,
(guint32)GDK_CURRENT_TIME );
#endif
#endif // !__WXGTK4__
}
#endif
#ifdef __WXX11__
if (show)
{
Window xwindow = (Window) m_clientWindow;
/* int res =*/ XGrabPointer(wxGlobalDisplay(), xwindow,
True,
ButtonPressMask | ButtonReleaseMask | ButtonMotionMask | EnterWindowMask | LeaveWindowMask | PointerMotionMask,
GrabModeAsync,
GrabModeAsync,
None,
None,
CurrentTime );
}
#endif
#if defined( __WXMSW__ ) || defined( __WXMAC__)
if (show && m_child)
{
// Assume that the mouse is outside the popup to begin with
m_child->CaptureMouse();
}
#endif
return ret;
}