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-rw-r--r--accessx-status/src/applet.c1413
1 files changed, 1413 insertions, 0 deletions
diff --git a/accessx-status/src/applet.c b/accessx-status/src/applet.c
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index 00000000..59256b3e
--- /dev/null
+++ b/accessx-status/src/applet.c
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+/* Keyboard Accessibility Status Applet
+ * Copyright 2003, 2004 Sun Microsystems Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <glib/gi18n.h>
+#include <glib-object.h>
+#include <gtk/gtk.h>
+#include <gio/gio.h>
+#include <gio/gdesktopappinfo.h>
+#include <gdk/gdkkeysyms.h>
+#include <gdk/gdkx.h>
+#include <mate-panel-applet.h>
+#include <X11/XKBlib.h>
+
+#define XK_MISCELLANY
+#define XK_XKB_KEYS
+
+#include <X11/keysymdef.h>
+#include "applet.h"
+
+static int xkb_base_event_type = 0;
+
+#define ALT_GRAPH_LED_MASK (0x10)
+#define ICON_PADDING 4
+
+typedef struct {
+ unsigned int mask;
+ GtkWidget* indicator;
+ gchar *icon_name;
+} ModifierStruct;
+
+static ModifierStruct modifiers[] = {
+ {ShiftMask, NULL, SHIFT_KEY_ICON},
+ {ControlMask, NULL, CONTROL_KEY_ICON},
+ {Mod1Mask, NULL, ALT_KEY_ICON},
+ {Mod2Mask, NULL, META_KEY_ICON},
+ {Mod3Mask, NULL, HYPER_KEY_ICON},
+ {Mod4Mask, NULL, SUPER_KEY_ICON},
+ {Mod5Mask, NULL, ALTGRAPH_KEY_ICON}
+};
+
+typedef struct {
+ unsigned int mask;
+ gchar* icon_name;
+} ButtonIconStruct;
+
+static ButtonIconStruct button_icons[] = {
+ {Button1Mask, MOUSEKEYS_BUTTON_LEFT},
+ {Button2Mask, MOUSEKEYS_BUTTON_MIDDLE},
+ {Button3Mask, MOUSEKEYS_BUTTON_RIGHT}
+};
+
+static void popup_error_dialog(AccessxStatusApplet* sapplet);
+
+/* cribbed from geyes */
+static void about_cb(GtkAction* action, AccessxStatusApplet* sapplet)
+{
+ static const gchar* authors[] = {
+ "Calum Benson <[email protected]>",
+ "Bill Haneman <[email protected]>",
+ NULL
+ };
+
+ const gchar* documenters[] = {
+ "Bill Haneman <[email protected]>",
+ N_("Sun GNOME Documentation Team <[email protected]>"),
+ N_("MATE Documentation Team"),
+ NULL
+ };
+
+#ifdef ENABLE_NLS
+ const char **p;
+ for (p = documenters; *p; ++p)
+ *p = _(*p);
+#endif
+
+ gtk_show_about_dialog(NULL,
+ "title", _("About AccessX Status"),
+ "version", VERSION,
+ "comments", _("Shows the state of AccessX features such as latched modifiers"),
+ "copyright", _("Copyright \xc2\xa9 2003 Sun Microsystems\n"
+ "Copyright \xc2\xa9 2012-2020 MATE developers"),
+ "authors", authors,
+ "documenters", documenters,
+ "translator-credits", _("translator-credits"),
+ "logo-icon-name", ACCESSX_APPLET,
+ NULL);
+}
+
+static void help_cb(GtkAction* action, AccessxStatusApplet* sapplet)
+{
+ GError* error = NULL;
+ GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(sapplet->applet));
+
+ gtk_show_uri_on_window(NULL,
+ "help:mate-accessx-status",
+ gtk_get_current_event_time(),
+ &error);
+
+ if (error)
+ {
+ GtkWidget* parent = gtk_widget_get_parent(GTK_WIDGET(sapplet->applet));
+
+ GtkWidget* dialog = gtk_message_dialog_new(GTK_WINDOW(parent), GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("There was an error launching the help viewer: %s"), error->message);
+
+ g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
+
+ gtk_window_set_screen(GTK_WINDOW(dialog), screen);
+ gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
+
+ gtk_widget_show(dialog);
+ g_error_free(error);
+ }
+}
+
+static void dialog_cb(GtkAction* action, AccessxStatusApplet* sapplet)
+{
+ GError* error = NULL;
+ GdkScreen *screen;
+ GdkAppLaunchContext *launch_context;
+ GAppInfo *appinfo;
+
+ if (sapplet->error_type != ACCESSX_STATUS_ERROR_NONE)
+ {
+ popup_error_dialog(sapplet);
+ return;
+ }
+
+
+ screen = gtk_widget_get_screen (GTK_WIDGET (sapplet->applet));
+ appinfo = g_app_info_create_from_commandline ("mate-keyboard-properties --a11y",
+ _("Open the keyboard preferences dialog"),
+ G_APP_INFO_CREATE_NONE,
+ &error);
+
+ if (!error) {
+ launch_context = gdk_display_get_app_launch_context (
+ gtk_widget_get_display (GTK_WIDGET (sapplet->applet)));
+ gdk_app_launch_context_set_screen (launch_context, screen);
+ g_app_info_launch (appinfo, NULL, G_APP_LAUNCH_CONTEXT (launch_context), &error);
+
+ g_object_unref (launch_context);
+ }
+
+ if (error != NULL)
+ {
+ GtkWidget* dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("There was an error launching the keyboard preferences dialog: %s"), error->message);
+
+ g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
+
+ gtk_window_set_screen(GTK_WINDOW(dialog), screen);
+ gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
+
+ gtk_widget_show(dialog);
+ g_error_free(error);
+ }
+
+ g_object_unref (appinfo);
+}
+
+static const GtkActionEntry accessx_status_applet_menu_actions[] = {
+ {"Dialog", "document-properties", N_("_Keyboard Accessibility Preferences"), NULL, NULL, G_CALLBACK(dialog_cb)},
+ {"Help", "help-browser", N_("_Help"), NULL, NULL, G_CALLBACK(help_cb)},
+ {"About", "help-about", N_("_About"), NULL, NULL, G_CALLBACK(about_cb)}
+};
+
+static XkbDescPtr accessx_status_applet_get_xkb_desc(AccessxStatusApplet* sapplet)
+{
+ Display* display;
+
+ if (sapplet->xkb == NULL)
+ {
+ int ir, reason_return;
+ char* display_name = getenv("DISPLAY");
+ display = XkbOpenDisplay(display_name, &xkb_base_event_type, &ir, NULL, NULL, &reason_return);
+ g_assert(display); /* TODO: change error message below to something user-viewable */
+
+ if (display == NULL)
+ {
+ g_warning("Xkb extension could not be initialized! (error code %x)", reason_return);
+ }
+ else
+ {
+ sapplet->xkb = XkbGetMap(display, XkbAllComponentsMask, XkbUseCoreKbd);
+ }
+
+ g_assert(sapplet->xkb);
+
+ if (sapplet->xkb == NULL)
+ {
+ g_warning("Xkb keyboard description not available!");
+ }
+
+ sapplet->xkb_display = display;
+ }
+ return sapplet->xkb;
+}
+
+static gboolean accessx_status_applet_xkb_select(AccessxStatusApplet* sapplet)
+{
+ int opcode_rtn, error_rtn;
+ gboolean retval = FALSE;
+ GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(sapplet->applet));
+
+ g_assert(sapplet && sapplet->applet && window);
+
+ Display* display = GDK_WINDOW_XDISPLAY(window);
+
+ g_assert(display);
+
+ retval = XkbQueryExtension(display, &opcode_rtn, &xkb_base_event_type, &error_rtn, NULL, NULL);
+
+ if (retval)
+ {
+ retval = XkbSelectEvents(display, XkbUseCoreKbd, XkbAllEventsMask, XkbAllEventsMask);
+ sapplet->xkb = accessx_status_applet_get_xkb_desc(sapplet);
+ }
+ else
+ {
+ sapplet->error_type = ACCESSX_STATUS_ERROR_XKB_DISABLED;
+ }
+
+ return retval;
+}
+
+static void accessx_status_applet_init_modifiers(AccessxStatusApplet* sapplet)
+{
+ int i;
+ unsigned int hyper_mask, super_mask, alt_gr_mask;
+
+ unsigned int alt_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Alt_L);
+ unsigned int meta_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Meta_L);
+
+ g_assert(sapplet->meta_indicator);
+
+ if (meta_mask && (meta_mask != alt_mask))
+ {
+ gtk_widget_show(sapplet->meta_indicator);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->meta_indicator);
+ }
+
+ hyper_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Hyper_L);
+
+ if (hyper_mask)
+ {
+ gtk_widget_show(sapplet->hyper_indicator);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->hyper_indicator);
+ }
+
+ super_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Super_L);
+
+ if (super_mask)
+ {
+ gtk_widget_show(sapplet->super_indicator);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->super_indicator);
+ }
+
+ alt_gr_mask = XkbKeysymToModifiers(sapplet->xkb_display, XK_Mode_switch) |
+ XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Shift) |
+ XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Latch) |
+ XkbKeysymToModifiers(sapplet->xkb_display, XK_ISO_Level3_Lock);
+
+ if (alt_gr_mask)
+ {
+ gtk_widget_show(sapplet->alt_graph_indicator);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->alt_graph_indicator);
+ }
+
+ for (i = 0; i < G_N_ELEMENTS(modifiers); ++i)
+ {
+ if (modifiers[i].mask == ShiftMask)
+ {
+ modifiers[i].indicator = sapplet->shift_indicator;
+ }
+ else if (modifiers[i].mask == ControlMask)
+ {
+ modifiers[i].indicator = sapplet->ctrl_indicator;
+ }
+ else if (modifiers[i].mask == Mod1Mask)
+ {
+ modifiers[i].indicator = sapplet->alt_indicator;
+ }
+ else if (modifiers[i].mask == Mod2Mask)
+ {
+ modifiers[i].indicator = sapplet->meta_indicator;
+ }
+ else if (modifiers[i].mask == Mod3Mask)
+ {
+ modifiers[i].indicator = sapplet->hyper_indicator;
+ }
+ else if (modifiers[i].mask == Mod4Mask)
+ {
+ modifiers[i].indicator = sapplet->super_indicator;
+ }
+ else if (modifiers[i].mask == Mod5Mask)
+ {
+ modifiers[i].indicator = sapplet->alt_graph_indicator;
+ }
+ }
+}
+
+static gboolean timer_reset_slowkeys_image(AccessxStatusApplet* sapplet)
+{
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+ cairo_surface_t* surface = gtk_icon_theme_load_surface (icon_theme, SLOWKEYS_IDLE_ICON, icon_size, icon_scale, NULL, 0, NULL);
+
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->slowfoo), surface);
+ cairo_surface_destroy(surface);
+
+ return G_SOURCE_REMOVE;
+}
+
+static gboolean timer_reset_bouncekeys_image(AccessxStatusApplet* sapplet)
+{
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+ cairo_surface_t* surface = gtk_icon_theme_load_surface (icon_theme, BOUNCEKEYS_ICON, icon_size, icon_scale, NULL, 0, NULL);
+
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->bouncefoo), surface);
+ cairo_surface_destroy(surface);
+
+ return G_SOURCE_REMOVE;
+}
+
+static GdkPixbuf* accessx_status_applet_get_glyph_pixbuf(GtkWidget* widget, GdkPixbuf* base, GdkRGBA* fg, gchar* glyphstring)
+{
+ GdkPixbuf* glyph_pixbuf;
+ cairo_surface_t *surface;
+ PangoLayout* layout;
+ PangoRectangle ink, logic;
+ PangoContext* pango_context;
+ PangoFontDescription* font_description;
+ static gint font_size = 0;
+ gint w = gdk_pixbuf_get_width(base);
+ gint h = gdk_pixbuf_get_height(base);
+ gint icon_scale = 2;
+ cairo_t *cr;
+
+ surface = gdk_window_create_similar_surface (gdk_get_default_root_window (), CAIRO_CONTENT_COLOR_ALPHA, w, h);
+
+ pango_context = gtk_widget_get_pango_context(widget);
+
+ font_description = pango_context_get_font_description(pango_context);
+ if (font_size == 0)
+ font_size = pango_font_description_get_size(font_description);
+ pango_font_description_set_size(font_description, font_size * icon_scale);
+
+ layout = pango_layout_new(pango_context);
+ pango_layout_set_alignment(layout, PANGO_ALIGN_CENTER);
+ pango_layout_set_text(layout, glyphstring, -1);
+
+ cr = cairo_create (surface);
+ cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);
+ gdk_cairo_set_source_rgba (cr, fg);
+
+ pango_layout_get_pixel_extents(layout, &ink, &logic);
+
+ cairo_move_to (cr, (w - ink.x - ink.width)/2, (h - ink.y - ink.height)/2);
+ pango_cairo_show_layout (cr, layout);
+ cairo_destroy (cr);
+
+ g_object_unref(layout);
+ glyph_pixbuf = gdk_pixbuf_get_from_surface (surface, 0, 0, w, h);
+ cairo_surface_destroy (surface);
+ return glyph_pixbuf;
+}
+
+static cairo_surface_t* accessx_status_applet_altgraph_image(AccessxStatusApplet *sapplet, GtkStateFlags state)
+{
+ GtkIconTheme *icon_theme;
+ GdkPixbuf* pixbuf;
+ GdkPixbuf* glyph_pixbuf;
+ GdkPixbuf* icon_base;
+ cairo_surface_t *surface;
+ GdkRGBA fg;
+ gchar* icon_name;
+ int alpha;
+ int icon_size, icon_scale;
+
+ icon_theme = gtk_icon_theme_get_default ();
+ icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+
+ switch (state)
+ {
+ case GTK_STATE_FLAG_NORMAL:
+ icon_name = ACCESSX_BASE_ICON_BASE;
+ alpha = 255;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ case GTK_STATE_FLAG_SELECTED:
+ icon_name = ACCESSX_BASE_ICON_INVERSE;
+ alpha = 255;
+ gdk_rgba_parse(&fg, "white");
+ break;
+ case GTK_STATE_FLAG_INSENSITIVE:
+ default:
+ icon_name = ACCESSX_BASE_ICON;
+ alpha = 63;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ }
+
+ icon_base = gtk_icon_theme_load_icon_for_scale (icon_theme, icon_name, icon_size, icon_scale, 0, NULL);
+ pixbuf = gdk_pixbuf_copy(icon_base);
+ g_object_unref(icon_base);
+ /*
+ * should be N_("ae"));
+ * need en_ locale for this.
+ */
+ /*
+ * Translators: substitute an easily-recognized single glyph
+ * from Level 2, i.e. an AltGraph character from a common keyboard
+ * in your locale.
+ */
+ glyph_pixbuf = accessx_status_applet_get_glyph_pixbuf(GTK_WIDGET(sapplet->applet), pixbuf, &fg, ("æ"));
+ gdk_pixbuf_composite(glyph_pixbuf, pixbuf, 0, 0, gdk_pixbuf_get_width(glyph_pixbuf), gdk_pixbuf_get_height(glyph_pixbuf), 0., 0., 1.0, 1.0, GDK_INTERP_NEAREST, alpha);
+ g_object_unref(glyph_pixbuf);
+
+ surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, icon_scale, NULL);
+ g_object_unref(pixbuf);
+
+ return surface;
+}
+
+static cairo_surface_t* accessx_status_applet_slowkeys_image(AccessxStatusApplet* sapplet, XkbAccessXNotifyEvent* event)
+{
+ GdkPixbuf* ret_pixbuf;
+ cairo_surface_t *surface;
+ GdkWindow* window;
+ gboolean is_idle = TRUE;
+ gchar* icon_name = SLOWKEYS_IDLE_ICON;
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+
+ if (event != NULL)
+ {
+ is_idle = FALSE;
+
+ switch (event->detail)
+ {
+ case XkbAXN_SKPress:
+ icon_name = ACCESSX_BASE_ICON;
+ break;
+ case XkbAXN_SKAccept:
+ icon_name = ACCESSX_ACCEPT_BASE;
+ break;
+ case XkbAXN_SKReject:
+ icon_name = ACCESSX_REJECT_BASE;
+ g_timeout_add_full(G_PRIORITY_HIGH_IDLE, MAX(event->sk_delay, 150), (GSourceFunc)timer_reset_slowkeys_image, sapplet, NULL);
+ break;
+ case XkbAXN_SKRelease:
+ default:
+ icon_name = SLOWKEYS_IDLE_ICON;
+ is_idle = TRUE;
+ break;
+ }
+ }
+
+ ret_pixbuf = gtk_icon_theme_load_icon_for_scale (icon_theme, icon_name, icon_size, icon_scale, 0, NULL);
+
+ if (!is_idle)
+ {
+ GdkPixbuf* glyph_pixbuf;
+ GdkPixbuf* tmp_pixbuf;
+ GdkRGBA fg;
+ gchar* glyphstring = N_("a");
+ gint alpha;
+ tmp_pixbuf = ret_pixbuf;
+ ret_pixbuf = gdk_pixbuf_copy(tmp_pixbuf);
+ g_object_unref(tmp_pixbuf);
+
+ window = gtk_widget_get_window(GTK_WIDGET(sapplet->applet));
+
+ if (event && window)
+ {
+ KeySym keysym = XkbKeycodeToKeysym(GDK_WINDOW_XDISPLAY(window), event->keycode, 0, 0);
+ glyphstring = XKeysymToString(keysym);
+
+ if ((!g_utf8_validate(glyphstring, -1, NULL)) || (g_utf8_strlen(glyphstring, -1) > 1))
+ {
+ glyphstring = "";
+ }
+ }
+
+ switch (gtk_widget_get_state_flags (GTK_WIDGET (sapplet->applet)))
+ {
+ case GTK_STATE_FLAG_NORMAL:
+ alpha = 255;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ case GTK_STATE_FLAG_SELECTED:
+ alpha = 255;
+ gdk_rgba_parse(&fg, "white");
+ break;
+ case GTK_STATE_FLAG_INSENSITIVE:
+ default:
+ alpha = 63;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ }
+
+ glyph_pixbuf = accessx_status_applet_get_glyph_pixbuf(GTK_WIDGET(sapplet->applet), ret_pixbuf, &fg, glyphstring);
+ gdk_pixbuf_composite(glyph_pixbuf, ret_pixbuf, 0, 0, gdk_pixbuf_get_width(glyph_pixbuf), gdk_pixbuf_get_height(glyph_pixbuf), 0., 0., 1.0, 1.0, GDK_INTERP_NEAREST, alpha);
+ g_object_unref(glyph_pixbuf);
+ }
+
+ surface = gdk_cairo_surface_create_from_pixbuf (ret_pixbuf, icon_scale, NULL);
+ g_object_unref(ret_pixbuf);
+
+ return surface;
+}
+
+static cairo_surface_t* accessx_status_applet_bouncekeys_image(AccessxStatusApplet* sapplet, XkbAccessXNotifyEvent* event)
+{
+ GdkRGBA fg;
+ GdkPixbuf* icon_base = NULL;
+ GdkPixbuf* tmp_pixbuf;
+ cairo_surface_t *surface;
+ /* Note to translators: the first letter of the alphabet, not the indefinite article */
+ gchar* glyphstring = N_("a");
+ gchar* icon_name = ACCESSX_BASE_ICON;
+ gint alpha;
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+
+ g_assert(sapplet->applet);
+
+ switch (gtk_widget_get_state_flags (GTK_WIDGET (sapplet->applet)))
+ {
+ case GTK_STATE_FLAG_NORMAL:
+ alpha = 255;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ case GTK_STATE_FLAG_SELECTED:
+ alpha = 255;
+ gdk_rgba_parse(&fg, "white");
+ break;
+ case GTK_STATE_FLAG_INSENSITIVE:
+ default:
+ alpha = 63;
+ gdk_rgba_parse(&fg, "black");
+ break;
+ }
+
+ if (event != NULL)
+ {
+ switch (event->detail)
+ {
+ case XkbAXN_BKAccept:
+ icon_name = SLOWKEYS_ACCEPT_ICON;
+ break;
+ case XkbAXN_BKReject:
+ icon_name = SLOWKEYS_REJECT_ICON;
+ g_timeout_add_full(G_PRIORITY_HIGH_IDLE, MAX(event->debounce_delay, 150), (GSourceFunc)timer_reset_bouncekeys_image, sapplet, NULL);
+ break;
+ default:
+ icon_name = ACCESSX_BASE_ICON;
+ break;
+ }
+ }
+ tmp_pixbuf = gtk_icon_theme_load_icon_for_scale (icon_theme, icon_name, icon_size, icon_scale, 0, NULL);
+
+ if (tmp_pixbuf)
+ {
+ GdkPixbuf* glyph_pixbuf;
+ icon_base = gdk_pixbuf_copy(tmp_pixbuf);
+ g_object_unref(tmp_pixbuf);
+ glyph_pixbuf = accessx_status_applet_get_glyph_pixbuf(GTK_WIDGET(sapplet->applet), icon_base, &fg, glyphstring);
+ gdk_pixbuf_composite(glyph_pixbuf, icon_base, 2, 2, gdk_pixbuf_get_width(glyph_pixbuf) - 2, gdk_pixbuf_get_height(glyph_pixbuf) - 2, -2., -2., 1.0, 1.0, GDK_INTERP_NEAREST, 96);
+ gdk_pixbuf_composite(glyph_pixbuf, icon_base, 1, 1, gdk_pixbuf_get_width(glyph_pixbuf) - 1, gdk_pixbuf_get_height(glyph_pixbuf) - 1, 1., 1., 1.0, 1.0, GDK_INTERP_NEAREST, alpha);
+
+ g_object_unref(glyph_pixbuf);
+ }
+
+ surface = gdk_cairo_surface_create_from_pixbuf (icon_base, icon_scale, NULL);
+ g_object_unref(icon_base);
+
+ return surface;
+}
+
+static cairo_surface_t* accessx_status_applet_mousekeys_image(AccessxStatusApplet* sapplet, XkbStateNotifyEvent* event)
+{
+ GdkPixbuf* mouse_pixbuf = NULL, *button_pixbuf, *dot_pixbuf, *tmp_pixbuf;
+ cairo_surface_t *surface;
+ gchar* which_dot = MOUSEKEYS_DOT_LEFT;
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+ tmp_pixbuf = gtk_icon_theme_load_icon_for_scale (icon_theme, MOUSEKEYS_BASE_ICON, icon_size, icon_scale, 0, NULL);
+ mouse_pixbuf = gdk_pixbuf_copy(tmp_pixbuf);
+ g_object_unref(tmp_pixbuf);
+ /* composite in the buttons */
+ if (mouse_pixbuf && event && event->ptr_buttons)
+ {
+ gint i;
+
+ for (i = 0; i < G_N_ELEMENTS(button_icons); ++i)
+ {
+ if (event->ptr_buttons & button_icons[i].mask)
+ {
+ button_pixbuf = gtk_icon_theme_load_icon_for_scale (icon_theme, button_icons[i].icon_name, icon_size, icon_scale, 0, NULL);
+ gdk_pixbuf_composite(button_pixbuf, mouse_pixbuf, 0, 0, gdk_pixbuf_get_width(button_pixbuf), gdk_pixbuf_get_height(button_pixbuf), 0.0, 0.0, 1.0, 1.0, GDK_INTERP_NEAREST, 255);
+ g_object_unref(button_pixbuf);
+ }
+ }
+ }
+
+ if (event)
+ {
+ switch (sapplet->xkb->ctrls->mk_dflt_btn)
+ {
+ case Button2:
+ which_dot = MOUSEKEYS_DOT_MIDDLE;
+ break;
+ case Button3:
+ which_dot = MOUSEKEYS_DOT_RIGHT;
+ break;
+ case Button1:
+ default:
+ which_dot = MOUSEKEYS_DOT_LEFT;
+ break;
+ }
+ }
+ dot_pixbuf = gtk_icon_theme_load_icon_for_scale (icon_theme, which_dot, icon_size, icon_scale, 0, NULL);
+
+ gdk_pixbuf_composite(dot_pixbuf, mouse_pixbuf, 0, 0, gdk_pixbuf_get_width(dot_pixbuf), gdk_pixbuf_get_height(dot_pixbuf), 0.0, 0.0, 1.0, 1.0, GDK_INTERP_NEAREST, 255);
+
+ surface = gdk_cairo_surface_create_from_pixbuf (mouse_pixbuf, icon_scale, NULL);
+ g_object_unref(mouse_pixbuf);
+ g_object_unref(dot_pixbuf);
+
+ return surface;
+}
+
+static void accessx_status_applet_set_state_icon (AccessxStatusApplet* sapplet, ModifierStruct* modifier, GtkStateFlags state)
+{
+ cairo_surface_t* surface = NULL;
+ GtkIconTheme *icon_theme;
+ gint icon_size, icon_scale;
+ gchar *icon_name = NULL;
+
+ switch (modifier->mask)
+ {
+ case ShiftMask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = SHIFT_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = SHIFT_KEY_ICON_LATCHED;
+ else
+ icon_name = SHIFT_KEY_ICON;
+ break;
+
+ case ControlMask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = CONTROL_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = CONTROL_KEY_ICON_LATCHED;
+ else
+ icon_name = CONTROL_KEY_ICON;
+ break;
+
+ case Mod1Mask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = ALT_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = ALT_KEY_ICON_LATCHED;
+ else
+ icon_name = ALT_KEY_ICON;
+ break;
+
+ case Mod2Mask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = META_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = META_KEY_ICON_LATCHED;
+ else
+ icon_name = META_KEY_ICON;
+ break;
+
+ case Mod3Mask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = HYPER_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = HYPER_KEY_ICON_LATCHED;
+ else
+ icon_name = HYPER_KEY_ICON;
+ break;
+
+ case Mod4Mask:
+ if (state == GTK_STATE_FLAG_SELECTED)
+ icon_name = SUPER_KEY_ICON_LOCKED;
+ else if (state == GTK_STATE_FLAG_NORMAL)
+ icon_name = SUPER_KEY_ICON_LATCHED;
+ else
+ icon_name = SUPER_KEY_ICON;
+ break;
+
+ case Mod5Mask:
+ surface = accessx_status_applet_altgraph_image(sapplet, state);
+ break;
+ }
+
+ if (surface == NULL && icon_name != NULL)
+ {
+ icon_theme = gtk_icon_theme_get_default();
+ icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+ surface = gtk_icon_theme_load_surface (icon_theme, icon_name, icon_size, icon_scale, NULL, 0, NULL);
+ }
+
+ if (surface != NULL)
+ {
+ gtk_image_set_from_surface(GTK_IMAGE(modifier->indicator), surface);
+ cairo_surface_destroy(surface);
+ }
+}
+
+static void accessx_status_applet_update(AccessxStatusApplet* sapplet, AccessxStatusNotifyType notify_type, XkbEvent* event)
+{
+ GdkWindow* window;
+ gint i;
+
+ window = gtk_widget_get_window(GTK_WIDGET(sapplet->applet));
+
+ if (notify_type & ACCESSX_STATUS_MODIFIERS)
+ {
+ unsigned int locked_mods = 0, latched_mods = 0;
+
+ if (event != NULL)
+ {
+ locked_mods = event->state.locked_mods;
+ latched_mods = event->state.latched_mods;
+ }
+ else if (sapplet->applet && window)
+ {
+ XkbStateRec state;
+ XkbGetState(GDK_WINDOW_XDISPLAY(window), XkbUseCoreKbd, &state);
+ locked_mods = state.locked_mods;
+ latched_mods = state.latched_mods;
+ }
+ /* determine which modifiers are locked, and set state accordingly */
+ for (i = 0; i < G_N_ELEMENTS(modifiers); ++i)
+ {
+ if (modifiers[i].indicator != NULL && modifiers[i].mask)
+ {
+ if (locked_mods & modifiers[i].mask)
+ {
+ gtk_widget_set_sensitive(modifiers[i].indicator, TRUE);
+ accessx_status_applet_set_state_icon (sapplet, &modifiers[i], GTK_STATE_FLAG_SELECTED);
+ }
+ else if (latched_mods & modifiers[i].mask)
+ {
+ gtk_widget_set_sensitive(modifiers[i].indicator, TRUE);
+ accessx_status_applet_set_state_icon (sapplet, &modifiers[i], GTK_STATE_FLAG_NORMAL);
+ }
+ else
+ {
+ gtk_widget_set_sensitive(modifiers[i].indicator, FALSE);
+ accessx_status_applet_set_state_icon (sapplet, &modifiers[i], GTK_STATE_FLAG_INSENSITIVE);
+ }
+ }
+ }
+ }
+
+ if ((notify_type & ACCESSX_STATUS_SLOWKEYS) && (event != NULL))
+ {
+ cairo_surface_t* surface = accessx_status_applet_slowkeys_image(sapplet, &event->accessx);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->slowfoo), surface);
+ cairo_surface_destroy(surface);
+ }
+
+ if ((notify_type & ACCESSX_STATUS_BOUNCEKEYS) && (event != NULL))
+ {
+ cairo_surface_t* surface = accessx_status_applet_bouncekeys_image(sapplet, &event->accessx);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->bouncefoo), surface);
+ cairo_surface_destroy(surface);
+ }
+
+ if ((notify_type & ACCESSX_STATUS_MOUSEKEYS) && (event != NULL))
+ {
+ cairo_surface_t* surface = accessx_status_applet_mousekeys_image(sapplet, &event->state);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->mousefoo), surface);
+ cairo_surface_destroy(surface);
+ }
+
+ if (notify_type & ACCESSX_STATUS_ENABLED)
+ {
+ /* Update the visibility of widgets in the box */
+ /* XkbMouseKeysMask | XkbStickyKeysMask | XkbSlowKeysMask | XkbBounceKeysMask */
+ XkbGetControls(GDK_WINDOW_XDISPLAY(window), XkbAllControlsMask, sapplet->xkb);
+
+ if (!(sapplet->xkb->ctrls->enabled_ctrls & (XkbMouseKeysMask | XkbStickyKeysMask | XkbSlowKeysMask | XkbBounceKeysMask)))
+ {
+ gtk_widget_show(sapplet->idlefoo);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->idlefoo);
+ }
+
+ if (sapplet->xkb->ctrls->enabled_ctrls & XkbMouseKeysMask)
+ {
+ gtk_widget_show(sapplet->mousefoo);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->mousefoo);
+ }
+
+ if (sapplet->xkb->ctrls->enabled_ctrls & XkbStickyKeysMask)
+ {
+ gtk_widget_show(sapplet->stickyfoo);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->stickyfoo);
+ }
+
+ if (sapplet->xkb->ctrls->enabled_ctrls & XkbSlowKeysMask)
+ {
+ gtk_widget_show(sapplet->slowfoo);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->slowfoo);
+ }
+
+ if (sapplet->xkb->ctrls->enabled_ctrls & XkbBounceKeysMask)
+ {
+ gtk_widget_show(sapplet->bouncefoo);
+ }
+ else
+ {
+ gtk_widget_hide(sapplet->bouncefoo);
+ }
+ }
+
+ return;
+}
+
+static void accessx_status_applet_notify_xkb_ax(AccessxStatusApplet* sapplet, XkbAccessXNotifyEvent* event)
+{
+ AccessxStatusNotifyType notify_mask = 0;
+
+ switch (event->detail)
+ {
+ case XkbAXN_SKPress:
+ case XkbAXN_SKAccept:
+ case XkbAXN_SKRelease:
+ case XkbAXN_SKReject:
+ notify_mask |= ACCESSX_STATUS_SLOWKEYS;
+ break;
+ case XkbAXN_BKAccept:
+ case XkbAXN_BKReject:
+ notify_mask |= ACCESSX_STATUS_BOUNCEKEYS;
+ break;
+ case XkbAXN_AXKWarning:
+ break;
+ default:
+ break;
+ }
+
+ accessx_status_applet_update(sapplet, notify_mask, (XkbEvent*) event);
+}
+
+static void accessx_status_applet_notify_xkb_state(AccessxStatusApplet* sapplet, XkbStateNotifyEvent* event)
+{
+ AccessxStatusNotifyType notify_mask = 0;
+
+ if (event->changed & XkbPointerButtonMask)
+ {
+ notify_mask |= ACCESSX_STATUS_MOUSEKEYS;
+ }
+
+ if (event->changed & (XkbModifierLatchMask | XkbModifierLockMask))
+ {
+ notify_mask |= ACCESSX_STATUS_MODIFIERS;
+ }
+
+ accessx_status_applet_update(sapplet, notify_mask, (XkbEvent*) event);
+}
+
+static void accessx_status_applet_notify_xkb_device(AccessxStatusApplet* sapplet, XkbExtensionDeviceNotifyEvent* event)
+{
+ if (event->reason == XkbXI_IndicatorStateMask)
+ {
+ if (event->led_state &= ALT_GRAPH_LED_MASK)
+ {
+ gtk_widget_set_sensitive(sapplet->alt_graph_indicator, TRUE);
+ accessx_status_applet_set_state_icon (sapplet, &modifiers[Mod5Mask], GTK_STATE_FLAG_NORMAL);
+ }
+ else
+ {
+ gtk_widget_set_sensitive(sapplet->alt_graph_indicator, FALSE);
+ accessx_status_applet_set_state_icon (sapplet, &modifiers[Mod5Mask], GTK_STATE_FLAG_INSENSITIVE);
+ }
+ }
+}
+
+static void accessx_status_applet_notify_xkb_controls(AccessxStatusApplet* sapplet, XkbControlsNotifyEvent* event)
+{
+ unsigned int mask = XkbStickyKeysMask | XkbSlowKeysMask | XkbBounceKeysMask | XkbMouseKeysMask;
+ unsigned int notify_mask = 0;
+
+ XkbGetControls(sapplet->xkb_display, XkbMouseKeysMask, sapplet->xkb);
+
+ if (event->enabled_ctrl_changes & mask)
+ {
+ notify_mask = ACCESSX_STATUS_ENABLED;
+ }
+
+ if (event->changed_ctrls & XkbMouseKeysMask)
+ {
+ notify_mask |= ACCESSX_STATUS_MOUSEKEYS;
+ }
+
+ if (notify_mask)
+ {
+ accessx_status_applet_update(sapplet, notify_mask, (XkbEvent*) event);
+ }
+}
+
+static void accessx_status_applet_notify_xkb_event(AccessxStatusApplet* sapplet, XkbEvent* event)
+{
+ switch (event->any.xkb_type)
+ {
+ case XkbStateNotify:
+ accessx_status_applet_notify_xkb_state(sapplet, &event->state);
+ break;
+ case XkbAccessXNotify:
+ accessx_status_applet_notify_xkb_ax(sapplet, &event->accessx);
+ break;
+ case XkbControlsNotify:
+ accessx_status_applet_notify_xkb_controls(sapplet, &event->ctrls);
+ break;
+ case XkbExtensionDeviceNotify:
+ /* This is a hack around the fact that XFree86's XKB doesn't give AltGr notifications */
+ accessx_status_applet_notify_xkb_device(sapplet, &event->device);
+ break;
+ default:
+ break;
+ }
+}
+
+static GdkFilterReturn accessx_status_xkb_filter(GdkXEvent* gdk_xevent, GdkEvent* event, gpointer user_data)
+{
+ AccessxStatusApplet* sapplet = user_data;
+ XkbEvent* xevent = gdk_xevent;
+
+ if (xevent->any.type == xkb_base_event_type)
+ {
+ accessx_status_applet_notify_xkb_event(sapplet, xevent);
+ }
+
+ return GDK_FILTER_CONTINUE;
+}
+
+static void accessx_status_applet_reparent_widget(GtkWidget* widget, GtkContainer* container)
+{
+ if (widget)
+ {
+ if (gtk_widget_get_parent(widget))
+ {
+ g_object_ref(G_OBJECT(widget));
+ gtk_container_remove(GTK_CONTAINER(gtk_widget_get_parent(widget)), widget);
+ }
+
+ gtk_container_add(container, widget);
+ }
+}
+
+static void accessx_status_applet_layout_box(AccessxStatusApplet* sapplet, GtkWidget* box, GtkWidget* stickyfoo)
+{
+ AtkObject* atko;
+
+ accessx_status_applet_reparent_widget(sapplet->shift_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->ctrl_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->alt_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->meta_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->hyper_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->super_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->alt_graph_indicator, GTK_CONTAINER(stickyfoo));
+ accessx_status_applet_reparent_widget(sapplet->idlefoo, GTK_CONTAINER(box));
+ accessx_status_applet_reparent_widget(sapplet->mousefoo, GTK_CONTAINER(box));
+ accessx_status_applet_reparent_widget(stickyfoo, GTK_CONTAINER(box));
+ accessx_status_applet_reparent_widget(sapplet->slowfoo, GTK_CONTAINER(box));
+ accessx_status_applet_reparent_widget(sapplet->bouncefoo, GTK_CONTAINER(box));
+
+ if (sapplet->stickyfoo)
+ {
+ gtk_widget_destroy(sapplet->stickyfoo);
+ }
+
+ if (sapplet->box)
+ {
+ gtk_container_remove(GTK_CONTAINER(sapplet->applet), sapplet->box);
+ }
+
+ gtk_container_add(GTK_CONTAINER(sapplet->applet), box);
+ sapplet->stickyfoo = stickyfoo;
+ sapplet->box = box;
+
+ atko = gtk_widget_get_accessible(sapplet->box);
+ atk_object_set_name(atko, _("AccessX Status"));
+ atk_object_set_description(atko, _("Shows keyboard status when accessibility features are used."));
+
+ gtk_widget_show(sapplet->box);
+ gtk_widget_show(GTK_WIDGET(sapplet->applet));
+
+ if (gtk_widget_get_realized(sapplet->box) && sapplet->initialized)
+ {
+ accessx_status_applet_update(sapplet, ACCESSX_STATUS_ALL, NULL);
+ }
+}
+
+static void disable_applet(AccessxStatusApplet* sapplet)
+{
+ gtk_widget_hide(sapplet->meta_indicator);
+ gtk_widget_hide(sapplet->hyper_indicator);
+ gtk_widget_hide(sapplet->super_indicator);
+ gtk_widget_hide(sapplet->alt_graph_indicator);
+ gtk_widget_hide(sapplet->shift_indicator);
+ gtk_widget_hide(sapplet->ctrl_indicator);
+ gtk_widget_hide(sapplet->alt_indicator);
+ gtk_widget_hide(sapplet->mousefoo);
+ gtk_widget_hide(sapplet->stickyfoo);
+ gtk_widget_hide(sapplet->slowfoo);
+ gtk_widget_hide(sapplet->bouncefoo);
+}
+
+static void popup_error_dialog(AccessxStatusApplet* sapplet)
+{
+ GtkWidget* dialog;
+ gchar* error_txt;
+
+ switch (sapplet->error_type)
+ {
+ case ACCESSX_STATUS_ERROR_XKB_DISABLED:
+ error_txt = g_strdup(_("XKB Extension is not enabled"));
+ break;
+
+ case ACCESSX_STATUS_ERROR_UNKNOWN:
+
+ default: error_txt = g_strdup(_("Unknown error"));
+ break;
+ }
+
+ dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("Error: %s"), error_txt);
+
+ g_signal_connect(G_OBJECT(dialog), "response", G_CALLBACK(gtk_widget_destroy), NULL);
+
+ gtk_window_set_screen(GTK_WINDOW(dialog), gtk_widget_get_screen(GTK_WIDGET(sapplet->applet)));
+
+ gtk_window_set_resizable(GTK_WINDOW(dialog), FALSE);
+
+ gtk_widget_show(dialog);
+ g_free(error_txt);
+}
+
+static AccessxStatusApplet* create_applet(MatePanelApplet* applet)
+{
+ AccessxStatusApplet* sapplet = g_new0(AccessxStatusApplet, 1);
+ GtkWidget* box;
+ GtkWidget* stickyfoo;
+ AtkObject* atko;
+ cairo_surface_t *surface;
+ GtkIconTheme *icon_theme;
+ gint icon_size, icon_scale;
+
+ g_set_application_name(_("AccessX Status"));
+
+ sapplet->xkb = NULL;
+ sapplet->xkb_display = NULL;
+ sapplet->box = NULL;
+ sapplet->initialized = False; /* there must be a better way */
+ sapplet->error_type = ACCESSX_STATUS_ERROR_NONE;
+ sapplet->applet = applet;
+ mate_panel_applet_set_flags(applet, MATE_PANEL_APPLET_EXPAND_MINOR);
+ sapplet->orient = mate_panel_applet_get_orient(applet);
+
+ if (sapplet->orient == MATE_PANEL_APPLET_ORIENT_LEFT || sapplet->orient == MATE_PANEL_APPLET_ORIENT_RIGHT)
+ {
+ box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+ stickyfoo = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+ }
+ else
+ {
+ box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+ stickyfoo = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+ }
+
+ gtk_box_set_homogeneous (GTK_BOX (stickyfoo), TRUE);
+
+ icon_theme = gtk_icon_theme_get_default();
+ icon_size = mate_panel_applet_get_size(sapplet->applet) - ICON_PADDING;
+ icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+
+ surface = accessx_status_applet_mousekeys_image(sapplet, NULL);
+ sapplet->mousefoo = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_hide(sapplet->mousefoo);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, SHIFT_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->shift_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, CONTROL_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->ctrl_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, ALT_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->alt_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, META_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->meta_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_set_sensitive(sapplet->meta_indicator, FALSE);
+ gtk_widget_hide(sapplet->meta_indicator);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, HYPER_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->hyper_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_set_sensitive(sapplet->hyper_indicator, FALSE);
+ gtk_widget_hide(sapplet->hyper_indicator);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, SUPER_KEY_ICON, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->super_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_set_sensitive(sapplet->super_indicator, FALSE);
+ gtk_widget_hide(sapplet->super_indicator);
+
+ surface = accessx_status_applet_altgraph_image(sapplet, GTK_STATE_FLAG_NORMAL);
+ sapplet->alt_graph_indicator = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_set_sensitive(sapplet->alt_graph_indicator, FALSE);
+
+ surface = accessx_status_applet_slowkeys_image(sapplet, NULL);
+ sapplet->slowfoo = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_hide(sapplet->slowfoo);
+
+ surface = accessx_status_applet_bouncekeys_image(sapplet, NULL);
+ sapplet->bouncefoo = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_hide(sapplet->bouncefoo);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, ACCESSX_APPLET, icon_size, icon_scale, NULL, 0, NULL);
+ sapplet->idlefoo = gtk_image_new_from_surface(surface);
+ cairo_surface_destroy(surface);
+ gtk_widget_show(sapplet->idlefoo);
+
+ accessx_status_applet_layout_box(sapplet, box, stickyfoo);
+ atko = gtk_widget_get_accessible(GTK_WIDGET(sapplet->applet));
+ atk_object_set_name(atko, _("AccessX Status"));
+ atk_object_set_description(atko, _("Shows keyboard status when accessibility features are used."));
+ return sapplet;
+}
+
+static void accessx_status_applet_destroy(GtkWidget* widget, gpointer user_data)
+{
+ AccessxStatusApplet* sapplet = user_data;
+ /* do we need to free the icon factory ? */
+
+ gdk_window_remove_filter(NULL, accessx_status_xkb_filter, sapplet);
+
+ if (sapplet->xkb)
+ {
+ XkbFreeKeyboard(sapplet->xkb, 0, True);
+ }
+
+ if (sapplet->xkb_display)
+ {
+ XCloseDisplay(sapplet->xkb_display);
+ }
+}
+
+static void accessx_status_applet_reorient(GtkWidget* widget, MatePanelAppletOrient o, gpointer user_data)
+{
+ AccessxStatusApplet* sapplet = user_data;
+ GtkWidget* box;
+ GtkWidget* stickyfoo;
+
+ sapplet->orient = o;
+
+ if (o == MATE_PANEL_APPLET_ORIENT_LEFT || o == MATE_PANEL_APPLET_ORIENT_RIGHT)
+ {
+ box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+ stickyfoo = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
+ }
+ else
+ {
+ box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+ stickyfoo = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
+ }
+ gtk_box_set_homogeneous (GTK_BOX (stickyfoo), TRUE);
+ accessx_status_applet_layout_box(sapplet, box, stickyfoo);
+}
+
+static void accessx_status_applet_resize(GtkWidget* widget, int size, gpointer user_data)
+{
+ cairo_surface_t *surface;
+
+ AccessxStatusApplet* sapplet = user_data;
+ GtkIconTheme *icon_theme = gtk_icon_theme_get_default ();
+ gint icon_scale = gtk_widget_get_scale_factor(GTK_WIDGET(sapplet->applet));
+
+ accessx_status_applet_update(sapplet, ACCESSX_STATUS_ALL, NULL);
+
+ surface = accessx_status_applet_slowkeys_image(sapplet, NULL);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->slowfoo), surface);
+ cairo_surface_destroy(surface);
+
+ surface = accessx_status_applet_bouncekeys_image(sapplet, NULL);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->bouncefoo), surface);
+ cairo_surface_destroy(surface);
+
+ surface = accessx_status_applet_mousekeys_image(sapplet, NULL);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->mousefoo), surface);
+ cairo_surface_destroy(surface);
+
+ surface = gtk_icon_theme_load_surface (icon_theme, ACCESSX_APPLET, size - ICON_PADDING, icon_scale, NULL, 0, NULL);
+ gtk_image_set_from_surface(GTK_IMAGE(sapplet->idlefoo), surface);
+ cairo_surface_destroy(surface);
+}
+
+static gboolean button_press_cb(GtkWidget* widget, GdkEventButton* event, AccessxStatusApplet* sapplet)
+{
+ if (event->button == 1 && event->type == GDK_BUTTON_PRESS)
+ {
+ dialog_cb(NULL, sapplet);
+ }
+
+ return FALSE;
+}
+
+static gboolean key_press_cb(GtkWidget* widget, GdkEventKey* event, AccessxStatusApplet* sapplet)
+{
+ switch (event->keyval)
+ {
+ case GDK_KEY_KP_Enter:
+ case GDK_KEY_ISO_Enter:
+ case GDK_KEY_3270_Enter:
+ case GDK_KEY_Return:
+ case GDK_KEY_space:
+ case GDK_KEY_KP_Space:
+ dialog_cb(NULL, sapplet);
+ return TRUE;
+
+ default:
+ break;
+ }
+
+ return FALSE;
+}
+
+static gboolean accessx_status_applet_reset(gpointer user_data)
+{
+ AccessxStatusApplet* sapplet = user_data;
+ g_assert(sapplet->applet);
+ accessx_status_applet_reorient(GTK_WIDGET(sapplet->applet), mate_panel_applet_get_orient(sapplet->applet), sapplet);
+
+ return FALSE;
+}
+
+static gboolean accessx_status_applet_initialize(AccessxStatusApplet* sapplet)
+{
+ if (!sapplet->initialized)
+ {
+ sapplet->initialized = True;
+
+ if (!accessx_status_applet_xkb_select(sapplet))
+ {
+ disable_applet(sapplet);
+ popup_error_dialog(sapplet);
+ return FALSE ;
+ }
+
+ gdk_window_add_filter(NULL, accessx_status_xkb_filter, sapplet);
+ }
+
+ accessx_status_applet_init_modifiers(sapplet);
+ accessx_status_applet_update(sapplet, ACCESSX_STATUS_ALL, NULL);
+
+ return TRUE;
+}
+
+static void accessx_status_applet_realize(GtkWidget* widget, gpointer user_data)
+{
+ AccessxStatusApplet* sapplet = user_data;
+
+ if (!accessx_status_applet_initialize(sapplet))
+ {
+ return;
+ }
+
+ g_idle_add(accessx_status_applet_reset, sapplet);
+
+ return;
+}
+
+static gboolean accessx_status_applet_fill(MatePanelApplet* applet)
+{
+ AccessxStatusApplet* sapplet;
+ AtkObject* atk_object;
+ GtkActionGroup* action_group;
+ gboolean was_realized = FALSE;
+
+ sapplet = create_applet(applet);
+
+ if (!gtk_widget_get_realized(sapplet->box))
+ {
+ g_signal_connect_after(G_OBJECT(sapplet->box), "realize", G_CALLBACK(accessx_status_applet_realize), sapplet);
+ }
+ else
+ {
+ accessx_status_applet_initialize(sapplet);
+ was_realized = TRUE;
+ }
+
+ g_object_connect(sapplet->applet,
+ "signal::destroy", accessx_status_applet_destroy, sapplet,
+ "signal::change_orient", accessx_status_applet_reorient, sapplet,
+ "signal::change_size", accessx_status_applet_resize, sapplet,
+ NULL);
+
+ g_signal_connect(sapplet->applet, "button_press_event", G_CALLBACK(button_press_cb), sapplet);
+ g_signal_connect(sapplet->applet, "key_press_event", G_CALLBACK(key_press_cb), sapplet);
+
+ action_group = gtk_action_group_new("Accessx Applet Actions");
+ gtk_action_group_set_translation_domain(action_group, GETTEXT_PACKAGE);
+ gtk_action_group_add_actions(action_group, accessx_status_applet_menu_actions, G_N_ELEMENTS(accessx_status_applet_menu_actions), sapplet);
+ mate_panel_applet_setup_menu_from_resource (sapplet->applet,
+ ACCESSX_RESOURCE_PATH "accessx-status-applet-menu.xml",
+ action_group);
+
+ if (mate_panel_applet_get_locked_down(sapplet->applet))
+ {
+ GtkAction* action = gtk_action_group_get_action(action_group, "Dialog");
+ gtk_action_set_visible(action, FALSE);
+ }
+
+ g_object_unref(action_group);
+
+ gtk_widget_set_tooltip_text(GTK_WIDGET(sapplet->applet), _("Keyboard Accessibility Status"));
+
+ atk_object = gtk_widget_get_accessible(GTK_WIDGET(sapplet->applet));
+ atk_object_set_name(atk_object, _("AccessX Status"));
+ atk_object_set_description(atk_object, _("Displays current state of keyboard accessibility features"));
+ gtk_widget_show_all(GTK_WIDGET(sapplet->applet));
+
+ if (was_realized)
+ {
+ accessx_status_applet_reset(sapplet);
+ }
+
+ mate_panel_applet_set_background_widget (sapplet->applet, GTK_WIDGET (sapplet->applet));
+
+ return TRUE;
+}
+
+static gboolean accessx_status_applet_factory(MatePanelApplet* applet, const gchar* iid, gpointer data)
+{
+ gboolean retval = FALSE;
+
+ if (!strcmp(iid, "AccessxStatusApplet"))
+ {
+ retval = accessx_status_applet_fill(applet);
+ }
+
+ return retval;
+}
+
+MATE_PANEL_APPLET_OUT_PROCESS_FACTORY("AccessxStatusAppletFactory", PANEL_TYPE_APPLET, "accessx-status", accessx_status_applet_factory, NULL)
+