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@ -3,6 +3,9 @@
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* |
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* Copyright © 2014-2016 Antergos Developers <dev@antergos.com> |
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* |
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* Includes Code Contributed By: |
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* Copyright © 2016 Scott Balneaves <sbalneav@ltsp.org> |
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* |
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* Based on code from lightdm-webkit-greeter: |
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* Copyright © 2010-2015 Robert Ancell <robert.ancell@canonical.com> |
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* |
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@ -122,21 +125,31 @@ context_menu_cb(WebKitWebView *view,
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} |
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/**
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* Lock Hint enabled handler. |
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* |
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* Makes the greeter behave a bit more like a screensaver if it was launched as |
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* a lock-screen by blanking the screen. |
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*/ |
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static void |
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greeter_bridge_lock_hint_cb(void) { |
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// Make the greeter behave a bit more like a screensaver if used as [un]lock-screen by blanking the screen.
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lock_hint_enabled_handler(void) { |
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Display *display = gdk_x11_display_get_xdisplay(default_display); |
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XGetScreenSaver(display, &timeout, &interval, &prefer_blanking, &allow_exposures); |
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XForceScreenSaver(display, ScreenSaverActive); |
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XSetScreenSaver(display, |
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config_timeout, |
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0, |
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ScreenSaverActive, |
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DefaultExposures); |
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XSetScreenSaver(display, config_timeout, 0, ScreenSaverActive, DefaultExposures); |
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} |
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/**
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* Message received callback. |
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* |
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* Receives messages from our web extension process and calls appropriate handlers. |
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* |
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* @param: manager The WebKitUserContentManager instance that was created in #main. |
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* @param: message The message sent from web extension process. |
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* @param: user_data Data that is private to the current user. |
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*/ |
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static void |
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message_received_cb(WebKitUserContentManager *manager, |
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WebKitJavascriptResult *message, |
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@ -146,7 +159,7 @@ message_received_cb(WebKitUserContentManager *manager,
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* Abstract this by using JSON for exchanging messages so the handler can |
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* be used for more than one task/event. |
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*/ |
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greeter_bridge_lock_hint_cb(); |
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lock_hint_enabled_handler(); |
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} |
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@ -192,13 +205,17 @@ main(int argc, char **argv) {
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gtk_init(&argc, &argv); |
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// Apply greeter settings from conf file
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/* Apply greeter settings from config file */ |
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keyfile = g_key_file_new(); |
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g_key_file_load_from_file(keyfile, CONFIG_DIR "/lightdm-webkit2-greeter.conf", G_KEY_FILE_NONE, NULL); |
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g_key_file_load_from_file(keyfile, |
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CONFIG_DIR "/lightdm-webkit2-greeter.conf", |
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G_KEY_FILE_NONE, NULL); |
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theme = g_key_file_get_string(keyfile, "greeter", "webkit-theme", NULL); |
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config_timeout = g_key_file_get_integer(keyfile, "greeter", "screensaver-timeout", NULL); |
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// Setup the main window
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/* Setup the main window */ |
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window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
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screen = gtk_window_get_screen(GTK_WINDOW(window)); |
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root_window = gdk_get_default_root_window(); |
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@ -210,11 +227,13 @@ main(int argc, char **argv) {
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gtk_window_move(GTK_WINDOW(window), geometry.x, geometry.y); |
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gdk_window_set_cursor(root_window, gdk_cursor_new_for_display(default_display, GDK_LEFT_PTR)); |
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// There is no window manager, so we need to implement some of its functionality
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/* There is no window manager, so we need to implement some of its functionality */ |
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gdk_window_set_events(root_window, gdk_window_get_events(root_window) | GDK_SUBSTRUCTURE_MASK); |
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gdk_window_add_filter(root_window, wm_window_filter, NULL); |
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// Setup CSS provider
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/* Setup CSS provider. We use CSS to set the window background to black instead
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* of default white so the screen doesnt flash during startup. |
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*/ |
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css_provider = gtk_css_provider_new(); |
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gtk_css_provider_load_from_data(css_provider, |
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lightdm_webkit2_greeter_css_application, |
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@ -223,33 +242,44 @@ main(int argc, char **argv) {
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GTK_STYLE_PROVIDER(css_provider), |
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GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); |
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// Register and connect handler for setting the web extensions directory so webkit can find our extension
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/* Register and connect handler that will set the web extensions directory
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* so webkit can find our extension. |
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*/ |
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context = webkit_web_context_get_default(); |
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g_signal_connect(context, "initialize-web-extensions", G_CALLBACK(initialize_web_extensions_cb), NULL); |
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g_signal_connect(context, |
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"initialize-web-extensions", |
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G_CALLBACK(initialize_web_extensions_cb), NULL); |
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// Register and connect handler for messages sent from our web extension
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/* Register and connect handler of any messages we send from our web extension process. */ |
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manager = webkit_user_content_manager_new(); |
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webkit_user_content_manager_register_script_message_handler(manager, "GreeterBridge"); |
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g_signal_connect(manager, "script-message-received::GreeterBridge", G_CALLBACK(message_received_cb), NULL); |
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g_signal_connect(manager, |
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"script-message-received::GreeterBridge", |
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G_CALLBACK(message_received_cb), NULL); |
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// Create the web_view
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/* Create the web_view */ |
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web_view = webkit_web_view_new_with_user_content_manager(manager); |
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// Set the web_view's settings.
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/* Set the web_view's settings. */ |
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create_new_webkit_settings_object(); |
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webkit_web_view_set_settings(WEBKIT_WEB_VIEW(web_view), webkit_settings); |
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// The default background is white which causes a flash effect when the greeter starts. Make it black instead.
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/* The default background is white which causes a flash effect when the greeter starts.
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* We make it black instead. This is for backwards compatibility with Gtk versions that |
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* don't use the new CSS provider. |
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*/ |
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gdk_rgba_parse(&bg_color, "#000000"); |
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webkit_web_view_set_background_color(WEBKIT_WEB_VIEW(web_view), gdk_rgba_copy(&bg_color)); |
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// Disable the context (right-click) menu.
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/* Disable the context (right-click) menu. */ |
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g_signal_connect(web_view, "context-menu", G_CALLBACK(context_menu_cb), NULL); |
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/* There's no turning back now, let's go! */ |
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gtk_container_add(GTK_CONTAINER(window), web_view); |
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webkit_web_view_load_uri(WEBKIT_WEB_VIEW(web_view), g_strdup_printf("file://%s/%s/index.html", THEME_DIR, theme)); |
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gtk_widget_show_all(window); |
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webkit_web_view_load_uri(WEBKIT_WEB_VIEW(web_view), |
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g_strdup_printf("file://%s/%s/index.html", THEME_DIR, theme)); |
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gtk_widget_show_all(window); |
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gtk_main(); |
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Dustin Falgout
9 years ago