#include <gtk/gtk.h>
#include <gdk/gdkx.h>
-#include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private/win_gtk.h"
#include "wx/unix/utilsx11.h"
// this is incremented while a modal dialog is shown
int wxOpenModalDialogsCount = 0;
-extern wxWindowGTK *g_delayedFocus;
-
// the frame that is currently active (i.e. its child has focus). It is
// used to generate wxActivateEvents
-static wxTopLevelWindowGTK *g_activeFrame = (wxTopLevelWindowGTK*) NULL;
-static wxTopLevelWindowGTK *g_lastActiveFrame = (wxTopLevelWindowGTK*) NULL;
+static wxTopLevelWindowGTK *g_activeFrame = NULL;
+static wxTopLevelWindowGTK *g_lastActiveFrame = NULL;
// if we detect that the app has got/lost the focus, we set this variable to
// either TRUE or FALSE and an activate event will be sent during the next
}
}
-//-----------------------------------------------------------------------------
-
-// Get cached size of WM decorations for given GdkWMDecoration.
-static wxSize& GetDecorSize(int decor)
-{
- // In testing, only the title bar and GDK_DECOR_BORDER made a difference.
- // 4 possible combinations of title bar and border
- static wxSize size[4];
-
- int index = 0;
- // title bar
- if (decor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE))
- index = 1;
- // border
- if (decor & GDK_DECOR_BORDER)
- index |= 2;
- return size[index];
-}
-
//-----------------------------------------------------------------------------
// "size_allocate" from m_wxwindow
//-----------------------------------------------------------------------------
wxSize size(win->m_widget->allocation.width,
win->m_widget->allocation.height);
- if (!win->IsFullScreen())
- size += win->m_decorSize;
+ size += win->m_decorSize;
win->m_width = size.x;
win->m_height = size.y;
}
}
-
//-----------------------------------------------------------------------------
// "configure_event"
//-----------------------------------------------------------------------------
// "realize" from m_widget
//-----------------------------------------------------------------------------
-// we cannot MWM hints and icons before the widget has been realized,
+// we cannot the WM hints and icons before the widget has been realized,
// so we do this directly after realization
extern "C" {
gtk_frame_realized_callback( GtkWidget * WXUNUSED(widget),
wxTopLevelWindowGTK *win )
{
- // All this is for Motif Window Manager "hints" and is supposed to be
- // recognized by other WM as well. Not tested.
gdk_window_set_decorations(win->m_widget->window,
(GdkWMDecoration)win->m_gdkDecor);
gdk_window_set_functions(win->m_widget->window,
(GdkWMFunction)win->m_gdkFunc);
// GTK's shrinking/growing policy
- if ((win->m_gdkFunc & GDK_FUNC_RESIZE) == 0)
+ if ( !(win->m_gdkFunc & GDK_FUNC_RESIZE) )
gtk_window_set_resizable(GTK_WINDOW(win->m_widget), FALSE);
else
gtk_window_set_policy(GTK_WINDOW(win->m_widget), 1, 1, 1);
- // reset the icon
- wxIconBundle iconsOld = win->GetIcons();
- if ( !iconsOld.IsEmpty() )
- {
- win->SetIcon( wxNullIcon );
- win->SetIcons( iconsOld );
- }
+ const wxIconBundle& icons = win->GetIcons();
+ if (icons.GetIconCount())
+ win->SetIcons(icons);
+
+ if (win->HasFlag(wxFRAME_SHAPED))
+ win->SetShape(win->m_shape); // it will really set the window shape now
}
}
extern "C" {
static gboolean
-gtk_frame_map_callback( GtkWidget* widget,
+gtk_frame_map_callback( GtkWidget*,
GdkEvent * WXUNUSED(event),
wxTopLevelWindow *win )
{
- // Calculate size of WM decorations.
- // Done here in case WM does not support the _NET_FRAME_EXTENTS property.
- if (win->IsDecorCacheable() && !win->IsFullScreen())
- {
- GdkRectangle rect;
- gdk_window_get_frame_extents(widget->window, &rect);
- int w, h;
- gdk_drawable_get_size(widget->window, &w, &h);
- const wxSize decorSize = wxSize(rect.width - w, rect.height - h);
- if (win->m_decorSize != decorSize)
- {
- // Update window size and frame extents cache
- win->m_width = rect.width;
- win->m_height = rect.height;
- win->m_decorSize = decorSize;
- GetDecorSize(win->m_gdkDecor) = decorSize;
- }
- }
-
const bool wasIconized = win->IsIconized();
-
win->SetIconizeState(false);
-
if (wasIconized)
{
// Because GetClientSize() returns (0,0) when IsIconized() is true,
win->m_oldClientWidth = 0;
gtk_widget_queue_resize(win->m_wxwindow);
}
-
+ // it is possible for m_isShown to be false here, see bug #9909
+ if (win->wxWindowBase::Show(true))
+ {
+ wxShowEvent eventShow(win->GetId(), true);
+ eventShow.SetEventObject(win);
+ win->GetEventHandler()->ProcessEvent(eventShow);
+ }
return false;
}
}
}
}
+//-----------------------------------------------------------------------------
+
+bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom)
+{
+ static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
+ Atom xproperty = gdk_x11_atom_to_xatom_for_display(
+ gdk_drawable_get_display(window), property);
+ Atom type;
+ int format;
+ gulong nitems, bytes_after;
+ guchar* data;
+ Status status = XGetWindowProperty(
+ gdk_x11_drawable_get_xdisplay(window),
+ gdk_x11_drawable_get_xid(window),
+ xproperty,
+ 0, 4, false, XA_CARDINAL,
+ &type, &format, &nitems, &bytes_after, &data);
+ const bool success = status == Success && data && nitems == 4;
+ if (success)
+ {
+ long* p = (long*)data;
+ if (left) *left = int(p[0]);
+ if (right) *right = int(p[1]);
+ if (top) *top = int(p[2]);
+ if (bottom) *bottom = int(p[3]);
+ }
+ if (data)
+ XFree(data);
+ return success;
+}
+
//-----------------------------------------------------------------------------
// "property_notify_event" from m_widget
//-----------------------------------------------------------------------------
{
// Watch for changes to _NET_FRAME_EXTENTS property
static GdkAtom property = gdk_atom_intern("_NET_FRAME_EXTENTS", false);
- if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property &&
- win->IsDecorCacheable() && !win->IsFullScreen())
+ if (event->state == GDK_PROPERTY_NEW_VALUE && event->atom == property)
{
- Atom xproperty = gdk_x11_atom_to_xatom_for_display(
- gdk_drawable_get_display(event->window), property);
- Atom type;
- int format;
- gulong nitems, bytes_after;
- long* data = NULL;
- Status status = XGetWindowProperty(
- gdk_x11_drawable_get_xdisplay(event->window),
- gdk_x11_drawable_get_xid(event->window),
- xproperty,
- 0, 4, false, XA_CARDINAL,
- &type, &format, &nitems, &bytes_after, (guchar**)&data);
- if (status == Success && data && nitems == 4)
+ int left, right, top, bottom;
+ if (wxGetFrameExtents(event->window, &left, &right, &top, &bottom))
{
const wxSize decorSize =
- wxSize(int(data[0] + data[1]), int(data[2] + data[3]));
- if (win->m_decorSize != decorSize)
- {
- // Update window size and frame extents cache
- win->m_width += decorSize.x - win->m_decorSize.x;
- win->m_height += decorSize.y - win->m_decorSize.y;
- if (win->m_width < 0) win->m_width = 0;
- if (win->m_height < 0) win->m_height = 0;
- win->m_decorSize = decorSize;
- GetDecorSize(win->m_gdkDecor) = decorSize;
- win->m_oldClientWidth = 0;
- gtk_widget_queue_resize(win->m_wxwindow);
- }
+ wxSize(left + right, top + bottom);
+ win->GTKUpdateDecorSize(decorSize);
}
- if (data)
- XFree(data);
}
return false;
}
}
-BEGIN_EVENT_TABLE(wxTopLevelWindowGTK, wxTopLevelWindowBase)
- EVT_SYS_COLOUR_CHANGED(wxTopLevelWindowGTK::OnSysColourChanged)
-END_EVENT_TABLE()
-
-
// ----------------------------------------------------------------------------
// wxTopLevelWindowGTK creation
// ----------------------------------------------------------------------------
void wxTopLevelWindowGTK::Init()
{
- m_mainWidget = (GtkWidget*) NULL;
+ m_mainWidget = NULL;
m_isIconized = false;
m_fsIsShowing = false;
m_themeEnabled = true;
- m_gdkDecor = m_gdkFunc = 0;
+ m_gdkDecor =
+ m_gdkFunc = 0;
m_grabbed = false;
+ m_deferShow = true;
+ m_updateDecorSize = true;
m_urgency_hint = -2;
}
}
}
#endif // wxUSE_LIBHILDON/!wxUSE_LIBHILDON
+
+ g_object_ref(m_widget);
}
wxWindow *topParent = wxGetTopLevelParent(m_parent);
g_signal_connect(m_widget, "property_notify_event",
G_CALLBACK(property_notify_event), this);
- // decorations
- if ((style & wxSIMPLE_BORDER) || (style & wxNO_BORDER))
+ // translate wx decorations styles into Motif WM hints (they are recognized
+ // by other WMs as well)
+
+ // always enable moving the window as we have no separate flag for enabling
+ // it
+ m_gdkFunc = GDK_FUNC_MOVE;
+
+ if ( style & wxCLOSE_BOX )
+ m_gdkFunc |= GDK_FUNC_CLOSE;
+
+ if ( style & wxMINIMIZE_BOX )
+ m_gdkFunc |= GDK_FUNC_MINIMIZE;
+
+ if ( style & wxMAXIMIZE_BOX )
+ m_gdkFunc |= GDK_FUNC_MAXIMIZE;
+
+ if ( (style & wxSIMPLE_BORDER) || (style & wxNO_BORDER) )
{
m_gdkDecor = 0;
- m_gdkFunc = 0;
}
- else
+ else // have border
{
m_gdkDecor = GDK_DECOR_BORDER;
- m_gdkFunc = GDK_FUNC_MOVE;
- // All this is for Motif Window Manager "hints" and is supposed to be
- // recognized by other WMs as well.
- if ((style & wxCAPTION) != 0)
- {
+ if ( style & wxCAPTION )
m_gdkDecor |= GDK_DECOR_TITLE;
- }
- if ((style & wxCLOSE_BOX) != 0)
- {
- m_gdkFunc |= GDK_FUNC_CLOSE;
- }
- if ((style & wxSYSTEM_MENU) != 0)
- {
+
+ if ( style & wxSYSTEM_MENU )
m_gdkDecor |= GDK_DECOR_MENU;
- }
- if ((style & wxMINIMIZE_BOX) != 0)
- {
- m_gdkFunc |= GDK_FUNC_MINIMIZE;
+
+ if ( style & wxMINIMIZE_BOX )
m_gdkDecor |= GDK_DECOR_MINIMIZE;
- }
- if ((style & wxMAXIMIZE_BOX) != 0)
- {
- m_gdkFunc |= GDK_FUNC_MAXIMIZE;
+
+ if ( style & wxMAXIMIZE_BOX )
m_gdkDecor |= GDK_DECOR_MAXIMIZE;
- }
- if ((style & wxRESIZE_BORDER) != 0)
+
+ if ( style & wxRESIZE_BORDER )
{
m_gdkFunc |= GDK_FUNC_RESIZE;
m_gdkDecor |= GDK_DECOR_RESIZEH;
}
}
- m_decorSize = GetDecorSize(m_gdkDecor);
-
- // m_sizeDecor needs to be set before calling GTKDoGetSize
+ m_decorSize = GetCachedDecorSize();
int w, h;
GTKDoGetSize(&w, &h);
gtk_window_set_default_size(GTK_WINDOW(m_widget), w, h);
RemoveGrab();
}
- m_isBeingDeleted = true;
+ SendDestroyEvent();
// it may also be GtkScrolledWindow in the case of an MDI child
if (GTK_IS_WINDOW(m_widget))
{
wxASSERT_MSG( (m_widget != NULL), wxT("invalid frame") );
- if (show && !IsShown())
+ bool deferShow = show && !m_isShown && m_deferShow;
+ if (deferShow)
+ {
+ deferShow = false;
+ if (!GTK_WIDGET_REALIZED(m_widget) &&
+ g_signal_handler_find(m_widget,
+ GSignalMatchType(G_SIGNAL_MATCH_ID | G_SIGNAL_MATCH_DATA),
+ g_signal_lookup("property_notify_event", GTK_TYPE_WIDGET),
+ 0, NULL, NULL, this))
+ {
+ if (gdk_x11_screen_supports_net_wm_hint(
+ gtk_widget_get_screen(m_widget),
+ gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false)))
+ {
+ deferShow = true;
+ }
+ else
+ {
+ // Don't allow changes to m_decorSize, it breaks saving/restoring
+ // window size with GetSize()/SetSize() because it makes window
+ // bigger between each restore and save.
+ m_updateDecorSize = false;
+ }
+ }
+ m_deferShow = deferShow;
+ }
+ if (deferShow)
+ {
+ // Initial show. If WM supports _NET_REQUEST_FRAME_EXTENTS, defer
+ // calling gtk_widget_show() until _NET_FRAME_EXTENTS property
+ // notification is received, so correct frame extents are known.
+ // This allows resizing m_widget to keep the overall size in sync with
+ // what wxWidgets expects it to be without an obvious change in the
+ // window size immediately after it becomes visible.
+
+ // Realize m_widget, so m_widget->window can be used. Realizing normally
+ // causes the widget tree to be size_allocated, which generates size
+ // events in the wrong order. However, the size_allocates will not be
+ // done if the allocation is not the default (1,1).
+ const int alloc_width = m_widget->allocation.width;
+ if (alloc_width == 1)
+ m_widget->allocation.width = 2;
+ gtk_widget_realize(m_widget);
+ if (alloc_width == 1)
+ m_widget->allocation.width = 1;
+
+ // send _NET_REQUEST_FRAME_EXTENTS
+ XClientMessageEvent xevent;
+ memset(&xevent, 0, sizeof(xevent));
+ xevent.type = ClientMessage;
+ xevent.window = gdk_x11_drawable_get_xid(m_widget->window);
+ xevent.message_type = gdk_x11_atom_to_xatom_for_display(
+ gdk_drawable_get_display(m_widget->window),
+ gdk_atom_intern("_NET_REQUEST_FRAME_EXTENTS", false));
+ xevent.format = 32;
+ Display* display = gdk_x11_drawable_get_xdisplay(m_widget->window);
+ XSendEvent(display, DefaultRootWindow(display), false,
+ SubstructureNotifyMask | SubstructureRedirectMask,
+ (XEvent*)&xevent);
+
+ // defer calling gtk_widget_show()
+ m_isShown = true;
+ return true;
+ }
+
+ if (show && !GTK_WIDGET_REALIZED(m_widget))
{
// size_allocate signals occur in reverse order (bottom to top).
// Things work better if the initial wxSizeEvents are sent (from the
void wxTopLevelWindowGTK::GTKDoGetSize(int *width, int *height) const
{
wxSize size(m_width, m_height);
- if (!IsFullScreen())
- {
- size -= m_decorSize;
- if (size.x < 0) size.x = 0;
- if (size.y < 0) size.y = 0;
- }
+ size -= m_decorSize;
+ if (size.x < 0) size.x = 0;
+ if (size.y < 0) size.y = 0;
if (width) *width = size.x;
if (height) *height = size.y;
}
}
}
+void wxTopLevelWindowGTK::DoSetClientSize(int width, int height)
+{
+ if (m_deferShow && !m_isShown)
+ // Since client size is being explicitly set, don't change it later
+ m_deferShow = false;
+ wxTopLevelWindowBase::DoSetClientSize(width, height);
+}
+
void wxTopLevelWindowGTK::DoGetClientSize( int *width, int *height ) const
{
wxASSERT_MSG(m_widget, wxT("invalid frame"));
(GtkWindow*)m_widget, NULL, &hints, (GdkWindowHints)hints_mask);
}
-bool wxTopLevelWindowGTK::IsDecorCacheable() const
-{
- return true;
-}
-
-void wxTopLevelWindowGTK::OnInternalIdle()
+void wxTopLevelWindowGTK::GTKUpdateDecorSize(const wxSize& decorSize)
{
- // set the focus if not done yet and if we can already do it
- if ( GTK_WIDGET_REALIZED(m_wxwindow) )
+ if (!IsMaximized() && !IsFullScreen())
+ GetCachedDecorSize() = decorSize;
+ if (m_updateDecorSize && m_decorSize != decorSize)
{
- if ( g_delayedFocus &&
- wxGetTopLevelParent((wxWindow*)g_delayedFocus) == this )
+ const wxSize diff = decorSize - m_decorSize;
+ m_decorSize = decorSize;
+ bool resized = false;
+ if (m_deferShow)
{
- wxLogTrace(_T("focus"),
- _T("Setting focus from wxTLW::OnIdle() to %s(%s)"),
- g_delayedFocus->GetClassInfo()->GetClassName(),
- g_delayedFocus->GetLabel().c_str());
-
- g_delayedFocus->SetFocus();
- g_delayedFocus = NULL;
+ // keep overall size unchanged by shrinking m_widget
+ int w, h;
+ GTKDoGetSize(&w, &h);
+ // but not if size would be less than minimum, it won't take effect
+ const wxSize minSize = GetMinSize();
+ if (w >= minSize.x && h >= minSize.y)
+ {
+ gtk_window_resize(GTK_WINDOW(m_widget), w, h);
+ resized = true;
+ }
}
+ if (!resized)
+ {
+ // adjust overall size to match change in frame extents
+ m_width += diff.x;
+ m_height += diff.y;
+ if (m_width < 0) m_width = 0;
+ if (m_height < 0) m_height = 0;
+ m_oldClientWidth = 0;
+ gtk_widget_queue_resize(m_wxwindow);
+ }
+ }
+ if (m_deferShow)
+ {
+ // gtk_widget_show() was deferred, do it now
+ m_deferShow = false;
+ GetClientSize(&m_oldClientWidth, &m_oldClientHeight);
+ wxSizeEvent sizeEvent(GetSize(), GetId());
+ sizeEvent.SetEventObject(this);
+ HandleWindowEvent(sizeEvent);
+
+ gtk_widget_show(m_widget);
+
+ wxShowEvent showEvent(GetId(), true);
+ showEvent.SetEventObject(this);
+ HandleWindowEvent(showEvent);
}
+}
+wxSize& wxTopLevelWindowGTK::GetCachedDecorSize()
+{
+ static wxSize size[8];
+
+ int index = 0;
+ // title bar
+ if (m_gdkDecor & (GDK_DECOR_MENU | GDK_DECOR_MINIMIZE | GDK_DECOR_MAXIMIZE | GDK_DECOR_TITLE))
+ index = 1;
+ // border
+ if (m_gdkDecor & GDK_DECOR_BORDER)
+ index |= 2;
+ // utility window decor can be different
+ if (m_windowStyle & wxFRAME_TOOL_WINDOW)
+ index |= 4;
+ return size[index];
+}
+
+void wxTopLevelWindowGTK::OnInternalIdle()
+{
wxWindow::OnInternalIdle();
// Synthetize activate events.
wxTopLevelWindowBase::SetIcons( icons );
- GList *list = NULL;
-
- const size_t numIcons = icons.GetIconCount();
- for ( size_t i = 0; i < numIcons; i++ )
+ // Setting icons before window is realized can cause a GTK assertion if
+ // another TLW is realized before this one, and it has this one as it's
+ // transient parent. The life demo exibits this problem.
+ if (GTK_WIDGET_REALIZED(m_widget))
{
- list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf());
+ GList* list = NULL;
+ for (size_t i = icons.GetIconCount(); i--;)
+ list = g_list_prepend(list, icons.GetIconByIndex(i).GetPixbuf());
+ gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
+ g_list_free(list);
}
-
- gtk_window_set_icon_list(GTK_WINDOW(m_widget), list);
- g_list_free(list);
}
// ----------------------------------------------------------------------------
wxCHECK_MSG( HasFlag(wxFRAME_SHAPED), false,
_T("Shaped windows must be created with the wxFRAME_SHAPED style."));
- GdkWindow *window = NULL;
- if (m_wxwindow)
+ if ( GTK_WIDGET_REALIZED(m_widget) )
{
- do_shape_combine_region(m_wxwindow->window, region);
+ if ( m_wxwindow )
+ do_shape_combine_region(m_wxwindow->window, region);
+
+ return do_shape_combine_region(m_widget->window, region);
+ }
+ else // not realized yet
+ {
+ // store the shape to set, it will be really set once we're realized
+ m_shape = region;
+
+ // we don't know if we're going to succeed or fail, be optimistic by
+ // default
+ return true;
}
- window = m_widget->window;
- return do_shape_combine_region(window, region);
}
bool wxTopLevelWindowGTK::IsActive()
"Composite", &opcode, &event, &error);
#endif
}
-
-void wxTopLevelWindowGTK::OnSysColourChanged(wxSysColourChangedEvent& event)
-{
- // We don't know the order in which top-level windows will
- // be notified, so we need to clear the system objects
- // for each top-level window.
- extern void wxClearGtkSystemObjects();
- wxClearGtkSystemObjects();
-
- // wxWindowBase::OnSysColourChanged will propagate event
- // to children
- event.Skip();
-}
projects / wxWidgets.git / blobdiff