+ wxWindowNotifyEnable(this, enable);
+
+ return true;
+}
+
+int wxWindowGTK::GetCharHeight() const
+{
+ wxCHECK_MSG( (m_widget != NULL), 12, wxT("invalid window") );
+
+ wxFont font = GetFont();
+ wxCHECK_MSG( font.Ok(), 12, wxT("invalid font") );
+
+ PangoContext *context = NULL;
+ if (m_widget)
+ context = gtk_widget_get_pango_context( m_widget );
+
+ if (!context)
+ return 0;
+
+ PangoFontDescription *desc = font.GetNativeFontInfo()->description;
+ PangoLayout *layout = pango_layout_new(context);
+ pango_layout_set_font_description(layout, desc);
+ pango_layout_set_text(layout, "H", 1);
+ PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+ PangoRectangle rect;
+ pango_layout_line_get_extents(line, NULL, &rect);
+
+ g_object_unref (layout);
+
+ return (int) PANGO_PIXELS(rect.height);
+}
+
+int wxWindowGTK::GetCharWidth() const
+{
+ wxCHECK_MSG( (m_widget != NULL), 8, wxT("invalid window") );
+
+ wxFont font = GetFont();
+ wxCHECK_MSG( font.Ok(), 8, wxT("invalid font") );
+
+ PangoContext *context = NULL;
+ if (m_widget)
+ context = gtk_widget_get_pango_context( m_widget );
+
+ if (!context)
+ return 0;
+
+ PangoFontDescription *desc = font.GetNativeFontInfo()->description;
+ PangoLayout *layout = pango_layout_new(context);
+ pango_layout_set_font_description(layout, desc);
+ pango_layout_set_text(layout, "g", 1);
+ PangoLayoutLine *line = (PangoLayoutLine *)pango_layout_get_lines(layout)->data;
+
+ PangoRectangle rect;
+ pango_layout_line_get_extents(line, NULL, &rect);
+
+ g_object_unref (layout);
+
+ return (int) PANGO_PIXELS(rect.width);
+}
+
+void wxWindowGTK::GetTextExtent( const wxString& string,
+ int *x,
+ int *y,
+ int *descent,
+ int *externalLeading,
+ const wxFont *theFont ) const
+{
+ wxFont fontToUse = theFont ? *theFont : GetFont();
+
+ wxCHECK_RET( fontToUse.Ok(), wxT("invalid font") );
+
+ if (string.empty())
+ {
+ if (x) (*x) = 0;
+ if (y) (*y) = 0;
+ return;
+ }
+
+ PangoContext *context = NULL;
+ if (m_widget)
+ context = gtk_widget_get_pango_context( m_widget );
+
+ if (!context)
+ {
+ if (x) (*x) = 0;
+ if (y) (*y) = 0;
+ return;
+ }
+
+ PangoFontDescription *desc = fontToUse.GetNativeFontInfo()->description;
+ PangoLayout *layout = pango_layout_new(context);
+ pango_layout_set_font_description(layout, desc);
+ {
+ const wxCharBuffer data = wxGTK_CONV( string );
+ if ( data )
+ pango_layout_set_text(layout, data, strlen(data));
+ }
+
+ PangoRectangle rect;
+ pango_layout_get_extents(layout, NULL, &rect);
+
+ if (x) (*x) = (wxCoord) PANGO_PIXELS(rect.width);
+ if (y) (*y) = (wxCoord) PANGO_PIXELS(rect.height);
+ if (descent)
+ {
+ PangoLayoutIter *iter = pango_layout_get_iter(layout);
+ int baseline = pango_layout_iter_get_baseline(iter);
+ pango_layout_iter_free(iter);
+ *descent = *y - PANGO_PIXELS(baseline);
+ }
+ if (externalLeading) (*externalLeading) = 0; // ??
+
+ g_object_unref (layout);
+}
+
+void wxWindowGTK::SetFocus()
+{
+ wxCHECK_RET( m_widget != NULL, wxT("invalid window") );
+ if ( m_hasFocus )
+ {
+ // don't do anything if we already have focus
+ return;
+ }
+
+ if (m_wxwindow)
+ {
+ if (!GTK_WIDGET_HAS_FOCUS (m_wxwindow))
+ {
+ gtk_widget_grab_focus (m_wxwindow);
+ }
+ }
+ else if (m_widget)
+ {
+ if (GTK_IS_CONTAINER(m_widget))
+ {
+ gtk_widget_child_focus( m_widget, GTK_DIR_TAB_FORWARD );
+ }
+ else
+ if (GTK_WIDGET_CAN_FOCUS(m_widget) && !GTK_WIDGET_HAS_FOCUS (m_widget) )
+ {
+
+ if (!GTK_WIDGET_REALIZED(m_widget))
+ {
+ // we can't set the focus to the widget now so we remember that
+ // it should be focused and will do it later, during the idle
+ // time, as soon as we can
+ wxLogTrace(TRACE_FOCUS,
+ _T("Delaying setting focus to %s(%s)"),
+ GetClassInfo()->GetClassName(), GetLabel().c_str());
+
+ g_delayedFocus = this;
+ }
+ else
+ {
+ wxLogTrace(TRACE_FOCUS,
+ _T("Setting focus to %s(%s)"),
+ GetClassInfo()->GetClassName(), GetLabel().c_str());
+
+ gtk_widget_grab_focus (m_widget);
+ }
+ }
+ else
+ {
+ wxLogTrace(TRACE_FOCUS,
+ _T("Can't set focus to %s(%s)"),
+ GetClassInfo()->GetClassName(), GetLabel().c_str());
+ }
+ }
+}
+
+bool wxWindowGTK::AcceptsFocus() const
+{
+ return m_acceptsFocus && wxWindowBase::AcceptsFocus();
+}
+
+bool wxWindowGTK::Reparent( wxWindowBase *newParentBase )
+{
+ wxCHECK_MSG( (m_widget != NULL), false, wxT("invalid window") );
+
+ wxWindowGTK *oldParent = m_parent,
+ *newParent = (wxWindowGTK *)newParentBase;
+
+ wxASSERT( GTK_IS_WIDGET(m_widget) );
+
+ if ( !wxWindowBase::Reparent(newParent) )
+ return false;
+
+ wxASSERT( GTK_IS_WIDGET(m_widget) );
+
+ /* prevent GTK from deleting the widget arbitrarily */
+ gtk_widget_ref( m_widget );
+
+ if (oldParent)
+ {
+ gtk_container_remove( GTK_CONTAINER(m_widget->parent), m_widget );
+ }
+
+ wxASSERT( GTK_IS_WIDGET(m_widget) );
+
+ if (newParent)
+ {
+ /* insert GTK representation */
+ (*(newParent->m_insertCallback))(newParent, this);
+ }
+
+ /* reverse: prevent GTK from deleting the widget arbitrarily */
+ gtk_widget_unref( m_widget );
+
+ return true;
+}
+
+void wxWindowGTK::DoAddChild(wxWindowGTK *child)
+{
+ wxASSERT_MSG( (m_widget != NULL), wxT("invalid window") );
+
+ wxASSERT_MSG( (child != NULL), wxT("invalid child window") );
+
+ wxASSERT_MSG( (m_insertCallback != NULL), wxT("invalid child insertion function") );
+
+ /* add to list */
+ AddChild( child );
+
+ /* insert GTK representation */
+ (*m_insertCallback)(this, child);
+}
+
+void wxWindowGTK::AddChild(wxWindowBase *child)
+{
+ wxWindowBase::AddChild(child);
+ m_dirtyTabOrder = true;
+ if (g_isIdle)
+ wxapp_install_idle_handler();
projects / wxWidgets.git / blobdiff