diff options
Diffstat (limited to 'accessx-status/src/applet.c')
| -rw-r--r-- | accessx-status/src/applet.c | 1413 |
1 files changed, 1413 insertions, 0 deletions
diff --git a/accessx-status/src/applet.c b/accessx-status/src/applet.c new file mode 100644 index 00000000..59256b3e --- /dev/null +++ b/accessx-status/src/applet.c @@ -0,0 +1,1413 @@ +/* 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) + |