+//-----------------------------------------------------------------------------
+// "size_allocate"
+//-----------------------------------------------------------------------------
+
+#ifdef HAVE_XIM
+ #define WXUNUSED_UNLESS_XIM(param) param
+#else
+ #define WXUNUSED_UNLESS_XIM(param) WXUNUSED(param)
+#endif
+
+/* Resize XIM window */
+
+static
+void gtk_wxwindow_size_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
+ GtkAllocation * WXUNUSED_UNLESS_XIM(alloc),
+ wxFrame * WXUNUSED_UNLESS_XIM(win) )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+#ifdef HAVE_XIM
+ if (!win->m_ic)
+ return;
+
+ if (gdk_ic_get_style (win->m_ic) & GDK_IM_PREEDIT_POSITION)
+ {
+ gint width, height;
+
+ gdk_window_get_size (widget->window, &width, &height);
+ win->m_icattr->preedit_area.width = width;
+ win->m_icattr->preedit_area.height = height;
+ gdk_ic_set_attr (win->m_ic, win->m_icattr, GDK_IC_PREEDIT_AREA);
+ }
+#endif // HAVE_XIM
+}
+
+//-----------------------------------------------------------------------------
+// "realize" from m_wxwindow
+//-----------------------------------------------------------------------------
+
+/* Initialize XIM support */
+
+static gint
+gtk_wxwindow_realized_callback( GtkWidget * WXUNUSED_UNLESS_XIM(widget),
+ wxWindow * WXUNUSED_UNLESS_XIM(win) )
+{
+ if (g_isIdle)
+ wxapp_install_idle_handler();
+
+#ifdef HAVE_XIM
+ if (win->m_ic) return FALSE;
+ if (!widget) return FALSE;
+ if (!gdk_im_ready()) return FALSE;
+
+ win->m_icattr = gdk_ic_attr_new();
+ if (!win->m_icattr) return FALSE;
+
+ gint width, height;
+ GdkEventMask mask;
+ GdkColormap *colormap;
+ GdkICAttr *attr = win->m_icattr;
+ unsigned attrmask = GDK_IC_ALL_REQ;
+ GdkIMStyle style;
+ GdkIMStyle supported_style = (GdkIMStyle)
+ (GDK_IM_PREEDIT_NONE |
+ GDK_IM_PREEDIT_NOTHING |
+ GDK_IM_PREEDIT_POSITION |
+ GDK_IM_STATUS_NONE |
+ GDK_IM_STATUS_NOTHING);
+
+ if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
+ supported_style = (GdkIMStyle)(supported_style & ~GDK_IM_PREEDIT_POSITION);
+
+ attr->style = style = gdk_im_decide_style (supported_style);
+ attr->client_window = widget->window;
+
+ if ((colormap = gtk_widget_get_colormap (widget)) !=
+ gtk_widget_get_default_colormap ())
+ {
+ attrmask |= GDK_IC_PREEDIT_COLORMAP;
+ attr->preedit_colormap = colormap;
+ }
+
+ attrmask |= GDK_IC_PREEDIT_FOREGROUND;
+ attrmask |= GDK_IC_PREEDIT_BACKGROUND;
+ attr->preedit_foreground = widget->style->fg[GTK_STATE_NORMAL];
+ attr->preedit_background = widget->style->base[GTK_STATE_NORMAL];
+
+ switch (style & GDK_IM_PREEDIT_MASK)
+ {
+ case GDK_IM_PREEDIT_POSITION:
+ if (widget->style && widget->style->font->type != GDK_FONT_FONTSET)
+ {
+ g_warning ("over-the-spot style requires fontset");
+ break;
+ }
+
+ gdk_window_get_size (widget->window, &width, &height);
+
+ attrmask |= GDK_IC_PREEDIT_POSITION_REQ;
+ attr->spot_location.x = 0;
+ attr->spot_location.y = height;
+ attr->preedit_area.x = 0;
+ attr->preedit_area.y = 0;
+ attr->preedit_area.width = width;
+ attr->preedit_area.height = height;
+ attr->preedit_fontset = widget->style->font;
+
+ break;
+ }
+
+ win->m_ic = gdk_ic_new (attr, (GdkICAttributesType)attrmask);
+
+ if (win->m_ic == NULL)
+ g_warning ("Can't create input context.");
+ else
+ {
+ mask = gdk_window_get_events (widget->window);
+ mask = (GdkEventMask)(mask | gdk_ic_get_events (win->m_ic));
+ gdk_window_set_events (widget->window, mask);
+
+ if (GTK_WIDGET_HAS_FOCUS(widget))
+ gdk_im_begin (win->m_ic, widget->window);
+ }
+#endif
+
+ return FALSE;
+}
+
projects / wxWidgets.git / blobdiff