/////////////////////////////////////////////////////////////////////////////
// Name: src/gtk/window.cpp
-// Purpose:
+// Purpose: wxWindowGTK implementation
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling, Julian Smart
//-----------------------------------------------------------------------------
// the trace mask used for the focus debugging messages
-#define TRACE_FOCUS _T("focus")
+#define TRACE_FOCUS wxT("focus")
//-----------------------------------------------------------------------------
// missing gdk functions
// set WXTRACE to this to see the key event codes on the console
-#define TRACE_KEYS _T("keyevent")
+#define TRACE_KEYS wxT("keyevent")
// translates an X key symbol to WXK_XXX value
//
KeySym keysym = gdk_event->keyval;
- wxLogTrace(TRACE_KEYS, _T("Key %s event: keysym = %ld"),
- event.GetEventType() == wxEVT_KEY_UP ? _T("release")
- : _T("press"),
+ wxLogTrace(TRACE_KEYS, wxT("Key %s event: keysym = %ld"),
+ event.GetEventType() == wxEVT_KEY_UP ? wxT("release")
+ : wxT("press"),
keysym);
long key_code = wxTranslateKeySymToWXKey(keysym, false /* !isChar */);
Display *dpy = (Display *)wxGetDisplay();
KeyCode keycode = XKeysymToKeycode(dpy, keysym);
- wxLogTrace(TRACE_KEYS, _T("\t-> keycode %d"), keycode);
+ wxLogTrace(TRACE_KEYS, wxT("\t-> keycode %d"), keycode);
KeySym keysymNormalized = XKeycodeToKeysym(dpy, keycode, 0);
}
}
- wxLogTrace(TRACE_KEYS, _T("\t-> wxKeyCode %ld"), key_code);
+ wxLogTrace(TRACE_KEYS, wxT("\t-> wxKeyCode %ld"), key_code);
// sending unknown key events doesn't really make sense
if ( !key_code )
win->m_imData->lastKeyEvent = NULL;
if (intercepted_by_IM)
{
- wxLogTrace(TRACE_KEYS, _T("Key event intercepted by IM"));
+ wxLogTrace(TRACE_KEYS, wxT("Key event intercepted by IM"));
return TRUE;
}
}
if ( key_code )
{
- wxLogTrace(TRACE_KEYS, _T("Char event: %ld"), key_code);
+ wxLogTrace(TRACE_KEYS, wxT("Char event: %ld"), key_code);
event.m_keyCode = key_code;
event.m_uniChar = *pstr;
// Backward compatible for ISO-8859-1
event.m_keyCode = *pstr < 256 ? event.m_uniChar : 0;
- wxLogTrace(TRACE_KEYS, _T("IM sent character '%c'"), event.m_uniChar);
+ wxLogTrace(TRACE_KEYS, wxT("IM sent character '%c'"), event.m_uniChar);
#else
event.m_keyCode = (char)*pstr;
#endif // wxUSE_UNICODE
return HandleWindowEvent(event);
}
+bool wxWindowGTK::GTKShouldIgnoreEvent() const
+{
+ return !m_hasVMT || g_blockEventsOnDrag;
+}
+
int wxWindowGTK::GTKCallbackCommonPrologue(GdkEventAny *event) const
{
if (!m_hasVMT)
} // extern "C"
-// Helper to suspend colour change event event processing while we change a widget's style
-class wxSuspendStyleEvents
-{
-public:
- wxSuspendStyleEvents(wxWindow* win)
- {
- m_win = NULL;
- if (win->m_wxwindow && win->IsTopLevel())
- {
- m_win = win;
- g_signal_handlers_block_by_func(
- m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win);
- }
- }
- ~wxSuspendStyleEvents()
- {
- if (m_win)
- g_signal_handlers_unblock_by_func(
- m_win->m_wxwindow, (void*)gtk_window_style_set_callback, m_win);
- }
-
- wxWindow* m_win;
-};
-
// ----------------------------------------------------------------------------
// this wxWindowBase function is implemented here (in platform-specific file)
// because it is static and so couldn't be made virtual
void wxWindowGTK::AddChildGTK(wxWindowGTK* child)
{
- /* the window might have been scrolled already, do we
- have to adapt the position */
+ wxASSERT_MSG(m_wxwindow, "Cannot add a child to a window without a client area");
+
+ // the window might have been scrolled already, we
+ // have to adapt the position
wxPizza* pizza = WX_PIZZA(m_wxwindow);
child->m_x += pizza->m_scroll_x;
child->m_y += pizza->m_scroll_y;
#endif
- m_wxwindow = wxPizza::New(m_windowStyle,this);
+ m_wxwindow = wxPizza::New(m_windowStyle);
#ifndef __WXUNIVERSAL__
if (HasFlag(wxPizza::BORDER_STYLES))
{
G_CALLBACK(size_allocate), this);
}
- if (m_wxwindow)
- {
#if GTK_CHECK_VERSION(2, 8, 0)
- if (!gtk_check_version(2,8,0))
+ if ( gtk_check_version(2,8,0) == NULL )
+ {
+ // Make sure we can notify the app when mouse capture is lost
+ if ( m_wxwindow )
{
- // Make sure we can notify the app when mouse capture is lost
g_signal_connect (m_wxwindow, "grab_broken_event",
G_CALLBACK (gtk_window_grab_broken), this);
}
-#endif
- }
- if ( connect_widget != m_wxwindow )
- {
-#if GTK_CHECK_VERSION(2, 8, 0)
- if (!gtk_check_version(2,8,0))
+ if ( connect_widget != m_wxwindow )
{
- // Make sure we can notify app code when mouse capture is lost
g_signal_connect (connect_widget, "grab_broken_event",
G_CALLBACK (gtk_window_grab_broken), this);
}
-#endif
}
+#endif // GTK+ >= 2.8
-#ifdef GTK_IS_FILE_CHOOSER_BUTTON
- if (!gtk_check_version(2,6,0) && GTK_IS_FILE_CHOOSER_BUTTON(m_widget))
- {
- // If we connect to the "size_request" signal of a GtkFileChooserButton
- // then that control won't be sized properly when placed inside sizers
- // (this can be tested removing this elseif and running XRC or WIDGETS samples)
- // FIXME: what should be done here ?
- } else
-#endif
- if ( !IsTopLevel() ) // top level windows use their own callback
+ if ( GTKShouldConnectSizeRequest() )
{
// This is needed if we want to add our windows into native
// GTK controls, such as the toolbar. With this callback, the
gtk_widget_show( m_widget );
}
+gulong wxWindowGTK::GTKConnectWidget(const char *signal, void (*callback)())
+{
+ return g_signal_connect(m_widget, signal, callback, this);
+}
+
void wxWindowGTK::ConnectWidget( GtkWidget *widget )
{
g_signal_connect (widget, "key_press_event",
void wxWindowGTK::DoMoveWindow(int x, int y, int width, int height)
{
gtk_widget_set_size_request(m_widget, width, height);
+
// inform the parent to perform the move
+ wxASSERT_MSG(m_parent && m_parent->m_wxwindow,
+ "the parent window has no client area?");
WX_PIZZA(m_parent->m_wxwindow)->move(m_widget, x, y);
}
event.SetEventObject( this );
HandleWindowEvent( event );
}
- } else
+ } else
if (sizeFlags & wxSIZE_FORCE_EVENT)
{
wxSizeEvent event( wxSize(m_width,m_height), GetId() );
RealizeTabOrder();
}
- // Update style if the window was not yet realized
- // and SetBackgroundStyle(wxBG_STYLE_CUSTOM) was called
+ // Update style if the window was not yet realized when
+ // SetBackgroundStyle() was called
if (m_needsStyleChange)
{
SetBackgroundStyle(GetBackgroundStyle());
bool wxWindowGTK::Show( bool show )
{
- wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
-
- if (!wxWindowBase::Show(show))
+ if ( !wxWindowBase::Show(show) )
{
// nothing to do
return false;
}
- if (show && m_showOnIdle)
+ // notice that we may call Hide() before the window is created and this is
+ // actually useful to create it hidden initially -- but we can't call
+ // Show() before it is created
+ if ( !m_widget )
{
- // deferred
+ wxASSERT_MSG( !show, "can't show invalid window" );
+ return true;
}
- else
+
+ if ( show )
{
- if (show)
- gtk_widget_show(m_widget);
- else
- gtk_widget_hide(m_widget);
- wxShowEvent eventShow(GetId(), show);
- eventShow.SetEventObject(this);
- HandleWindowEvent(eventShow);
+ if ( m_showOnIdle )
+ {
+ // defer until later
+ return true;
+ }
+
+ gtk_widget_show(m_widget);
+ }
+ else // hide
+ {
+ gtk_widget_hide(m_widget);
}
+ wxShowEvent eventShow(GetId(), show);
+ eventShow.SetEventObject(this);
+ HandleWindowEvent(eventShow);
+
return true;
}
return (int) PANGO_PIXELS(rect.width);
}
-void wxWindowGTK::GetTextExtent( const wxString& string,
- int *x,
- int *y,
- int *descent,
- int *externalLeading,
- const wxFont *theFont ) const
+void wxWindowGTK::DoGetTextExtent( const wxString& string,
+ int *x,
+ int *y,
+ int *descent,
+ int *externalLeading,
+ const wxFont *theFont ) const
{
wxFont fontToUse = theFont ? *theFont : GetFont();
!GTK_WIDGET_CAN_FOCUS(widget) )
{
wxLogTrace(TRACE_FOCUS,
- _T("Setting focus to a child of %s(%p, %s)"),
+ wxT("Setting focus to a child of %s(%p, %s)"),
GetClassInfo()->GetClassName(), this, GetLabel().c_str());
gtk_widget_child_focus(widget, GTK_DIR_TAB_FORWARD);
}
else
{
wxLogTrace(TRACE_FOCUS,
- _T("Setting focus to %s(%p, %s)"),
+ wxT("Setting focus to %s(%p, %s)"),
GetClassInfo()->GetClassName(), this, GetLabel().c_str());
gtk_widget_grab_focus(widget);
}
/* static */
void wxWindowGTK::GTKSetLayout(GtkWidget *widget, wxLayoutDirection dir)
{
- wxASSERT_MSG( dir != wxLayout_Default, _T("invalid layout direction") );
+ wxASSERT_MSG( dir != wxLayout_Default, wxT("invalid layout direction") );
gtk_widget_set_direction(widget,
dir == wxLayout_RightToLeft ? GTK_TEXT_DIR_RTL
{
if ( flags & wxNavigationKeyEvent::WinChange )
{
- wxFAIL_MSG( _T("not implemented") );
+ wxFAIL_MSG( wxT("not implemented") );
return false;
}
else // navigate inside the container
{
wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
- wxCHECK_MSG( parent, false, _T("every window must have a TLW parent") );
+ wxCHECK_MSG( parent, false, wxT("every window must have a TLW parent") );
GtkDirectionType dir;
dir = flags & wxNavigationKeyEvent::IsForward ? GTK_DIR_TAB_FORWARD
GdkWindow *win = windowsThis[n];
if ( !win )
{
- wxFAIL_MSG(_T("NULL window returned by GTKGetWindow()?"));
+ wxFAIL_MSG(wxT("NULL window returned by GTKGetWindow()?"));
continue;
}
return (ScrollDir)dir;
}
- wxFAIL_MSG( _T("event from unknown scrollbar received") );
+ wxFAIL_MSG( wxT("event from unknown scrollbar received") );
return ScrollDir_Max;
}
void wxWindowGTK::Refresh(bool WXUNUSED(eraseBackground),
const wxRect *rect)
{
- GtkWidget* widget;
- if (m_wxwindow)
- widget = m_wxwindow;
- else if (m_widget)
- widget = m_widget;
- else
- return;
-
- if (!widget->window)
+ if ( !m_widget )
+ {
+ // it is valid to call Refresh() for a window which hasn't been created
+ // yet, it simply doesn't do anything in this case
return;
+ }
- if (rect == NULL)
- gtk_widget_queue_draw(widget);
+ if (!m_wxwindow)
+ {
+ if (rect)
+ gtk_widget_queue_draw_area( m_widget, rect->x, rect->y, rect->width, rect->height );
+ else
+ gtk_widget_queue_draw( m_widget );
+ }
else
{
- int x = rect->x;
- if (GetLayoutDirection() == wxLayout_RightToLeft)
- x = GetClientSize().x - x - rect->width;
+ // Just return if the widget or one of its ancestors isn't mapped
+ GtkWidget *w;
+ for (w = m_wxwindow; w != NULL; w = w->parent)
+ if (!GTK_WIDGET_MAPPED (w))
+ return;
-#if 0
- gtk_widget_queue_draw_area(widget, x, rect->y, rect->width, rect->height);
-#else
- GdkRectangle r;
- r.x = rect->x;
- r.y = rect->y;
- r.width = rect->width;
- r.height = rect->height;
- gdk_window_invalidate_rect( m_wxwindow->window, &r, TRUE );
-#endif
+ if (rect)
+ {
+ int x = rect->x;
+ if (GetLayoutDirection() == wxLayout_RightToLeft)
+ x = GetClientSize().x - x - rect->width;
+ GdkRectangle r;
+ r.x = rect->x;
+ r.y = rect->y;
+ r.width = rect->width;
+ r.height = rect->height;
+ gdk_window_invalidate_rect( m_wxwindow->window, &r, TRUE );
+ }
+ else
+ gdk_window_invalidate_rect( m_wxwindow->window, NULL, TRUE );
}
}
// This ensures nothing will overwrite the drawing we are about to do.
gdk_display_sync(display);
- gdk_window_process_updates(m_widget->window, true);
+ gdk_window_process_updates(m_widget->window, TRUE);
// Flush again, but no need to wait for it to finish
gdk_display_flush(display);
}
}
- if (GetThemeEnabled() && (GetBackgroundStyle() == wxBG_STYLE_SYSTEM))
+ switch ( GetBackgroundStyle() )
{
- // find ancestor from which to steal background
- wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
- if (!parent)
- parent = (wxWindow*)this;
-
- if (GTK_WIDGET_MAPPED(parent->m_widget))
- {
- wxRegionIterator upd( m_nativeUpdateRegion );
- while (upd)
+ case wxBG_STYLE_ERASE:
{
- GdkRectangle rect;
- rect.x = upd.GetX();
- rect.y = upd.GetY();
- rect.width = upd.GetWidth();
- rect.height = upd.GetHeight();
-
- gtk_paint_flat_box( parent->m_widget->style,
- m_wxwindow->window,
- (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
- GTK_SHADOW_NONE,
- &rect,
- parent->m_widget,
- (char *)"base",
- 0, 0, -1, -1 );
-
- ++upd;
+ wxWindowDC dc( (wxWindow*)this );
+ dc.SetDeviceClippingRegion( m_updateRegion );
+
+ // Work around gtk-qt <= 0.60 bug whereby the window colour
+ // remains grey
+ if ( UseBgCol() &&
+ wxSystemOptions::
+ GetOptionInt("gtk.window.force-background-colour") )
+ {
+ dc.SetBackground(GetBackgroundColour());
+ dc.Clear();
+ }
+
+ wxEraseEvent erase_event( GetId(), &dc );
+ erase_event.SetEventObject( this );
+
+ if ( HandleWindowEvent(erase_event) )
+ {
+ // background erased, don't do it again
+ break;
+ }
}
- }
- }
- else
- {
- wxWindowDC dc( (wxWindow*)this );
- dc.SetDeviceClippingRegion( m_updateRegion );
+ // fall through
- // Work around gtk-qt <= 0.60 bug whereby the window colour
- // remains grey
- if (GetBackgroundStyle() == wxBG_STYLE_COLOUR && GetBackgroundColour().Ok() && wxSystemOptions::GetOptionInt(wxT("gtk.window.force-background-colour")) == 1)
- {
- dc.SetBackground(wxBrush(GetBackgroundColour()));
- dc.Clear();
- }
+ case wxBG_STYLE_SYSTEM:
+ if ( GetThemeEnabled() )
+ {
+ // find ancestor from which to steal background
+ wxWindow *parent = wxGetTopLevelParent((wxWindow *)this);
+ if (!parent)
+ parent = (wxWindow*)this;
- wxEraseEvent erase_event( GetId(), &dc );
- erase_event.SetEventObject( this );
+ if (GTK_WIDGET_MAPPED(parent->m_widget))
+ {
+ wxRegionIterator upd( m_nativeUpdateRegion );
+ while (upd)
+ {
+ GdkRectangle rect;
+ rect.x = upd.GetX();
+ rect.y = upd.GetY();
+ rect.width = upd.GetWidth();
+ rect.height = upd.GetHeight();
+
+ gtk_paint_flat_box( parent->m_widget->style,
+ m_wxwindow->window,
+ (GtkStateType)GTK_WIDGET_STATE(m_wxwindow),
+ GTK_SHADOW_NONE,
+ &rect,
+ parent->m_widget,
+ (char *)"base",
+ 0, 0, -1, -1 );
+
+ ++upd;
+ }
+ }
+ }
+ break;
+
+ case wxBG_STYLE_PAINT:
+ // nothing to do: window will be painted over in EVT_PAINT
+ break;
- HandleWindowEvent(erase_event);
+ default:
+ wxFAIL_MSG( "unsupported background style" );
}
wxNcPaintEvent nc_paint_event( GetId() );
wxWindowBase::DoSetToolTip(tip);
if (m_tooltip)
+ {
m_tooltip->GTKApply( (wxWindow *)this );
+ }
+ else
+ {
+ GtkWidget *w = GetConnectWidget();
+ wxToolTip::GTKApply(w, NULL);
+#if GTK_CHECK_VERSION(2, 12, 0)
+ // Just applying NULL doesn't work on 2.12.0, so also use
+ // gtk_widget_set_has_tooltip. It is part of the new GtkTooltip API
+ // but seems also to work with the old GtkTooltips.
+ if (gtk_check_version(2, 12, 0) == NULL)
+ gtk_widget_set_has_tooltip(w, FALSE);
+#endif
+ }
}
void wxWindowGTK::GTKApplyToolTip( GtkTooltips *tips, const gchar *tip )
// apply style change (forceStyle=true so that new style is applied
// even if the bg colour changed from valid to wxNullColour)
- if (GetBackgroundStyle() != wxBG_STYLE_CUSTOM)
- GTKApplyWidgetStyle(true);
+ GTKApplyWidgetStyle(true);
return true;
}
void wxWindowGTK::DoApplyWidgetStyle(GtkRcStyle *style)
{
- wxSuspendStyleEvents s(static_cast<wxWindow*>(this));
+ if ( m_wxwindow )
+ {
+ // block the signal temporarily to avoid sending
+ // wxSysColourChangedEvents when we change the colours ourselves
+ bool unblock = false;
+ if ( IsTopLevel() )
+ {
+ unblock = true;
+ g_signal_handlers_block_by_func(
+ m_wxwindow, (void *)gtk_window_style_set_callback, this);
+ }
- if (m_wxwindow)
gtk_widget_modify_style(m_wxwindow, style);
+
+ if ( unblock )
+ {
+ g_signal_handlers_unblock_by_func(
+ m_wxwindow, (void *)gtk_window_style_set_callback, this);
+ }
+ }
else
+ {
gtk_widget_modify_style(m_widget, style);
+ }
}
bool wxWindowGTK::SetBackgroundStyle(wxBackgroundStyle style)
{
wxWindowBase::SetBackgroundStyle(style);
- if (style == wxBG_STYLE_CUSTOM)
+ if ( style == wxBG_STYLE_PAINT )
{
GdkWindow *window;
if ( m_wxwindow )
// even if the bg colour changed from valid to wxNullColour):
GTKApplyWidgetStyle(true);
}
+
return true;
}
else
window = GetConnectWidget()->window;
- wxCHECK_RET( window, _T("CaptureMouse() failed") );
+ wxCHECK_RET( window, wxT("CaptureMouse() failed") );
const wxCursor* cursor = &m_cursor;
if (!cursor->Ok())
{
const int dir = ScrollDirFromOrient(orient);
GtkRange* const sb = m_scrollBar[dir];
- wxCHECK_RET( sb, _T("this window is not scrollable") );
+ wxCHECK_RET( sb, wxT("this window is not scrollable") );
if (range <= 0)
{
{
const int dir = ScrollDirFromOrient(orient);
GtkRange * const sb = m_scrollBar[dir];
- wxCHECK_RET( sb, _T("this window is not scrollable") );
+ wxCHECK_RET( sb, wxT("this window is not scrollable") );
// This check is more than an optimization. Without it, the slider
// will not move smoothly while tracking when using wxScrollHelper.
int wxWindowGTK::GetScrollThumb(int orient) const
{
GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
- wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+ wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
return wxRound(sb->adjustment->page_size);
}
int wxWindowGTK::GetScrollPos( int orient ) const
{
GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
- wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+ wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
return wxRound(sb->adjustment->value);
}
int wxWindowGTK::GetScrollRange( int orient ) const
{
GtkRange * const sb = m_scrollBar[ScrollDirFromOrient(orient)];
- wxCHECK_MSG( sb, 0, _T("this window is not scrollable") );
+ wxCHECK_MSG( sb, 0, wxT("this window is not scrollable") );
return wxRound(sb->adjustment->upper);
}
if(wxstyle & wxBORDER_RAISED)
gtkstyle = GTK_SHADOW_OUT;
- else if (wxstyle & wxBORDER_SUNKEN)
+ else if ((wxstyle & wxBORDER_SUNKEN) || (wxstyle & wxBORDER_THEME))
gtkstyle = GTK_SHADOW_IN;
#if 0
// Now obsolete
projects / wxWidgets.git / blobdiff