shell: add a new settings shell
The new shell provides an implementation of CcShell and also removes the dependency on libslab.
This commit is contained in:
Thomas Wood
parent
b4fdb6db4f
commit
4ea04c81dc
16 changed files with 2212 additions and 182 deletions
660
shell/gnome-control-center.c
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660
shell/gnome-control-center.c
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/*
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* Copyright (c) 2009, 2010 Intel, Inc.
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* Copyright (c) 2010 Red Hat, Inc.
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*
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* The Control Center is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* The Control Center is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with the Control Center; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Author: Thomas Wood <thos@gnome.org>
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*/
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#include "gnome-control-center.h"
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#include <glib/gi18n.h>
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#include <gio/gio.h>
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#include <gio/gdesktopappinfo.h>
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#include <gtk/gtk.h>
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#include <gdk/gdkkeysyms.h>
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#include <string.h>
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#define GMENU_I_KNOW_THIS_IS_UNSTABLE
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#include <gmenu-tree.h>
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#include "cc-panel.h"
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#include "cc-shell.h"
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#include "shell-search-renderer.h"
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#include "cc-shell-category-view.h"
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#include "cc-shell-model.h"
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G_DEFINE_TYPE (GnomeControlCenter, gnome_control_center, CC_TYPE_SHELL)
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#define CONTROL_CENTER_PRIVATE(o) \
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(G_TYPE_INSTANCE_GET_PRIVATE ((o), GNOME_TYPE_CONTROL_CENTER, GnomeControlCenterPrivate))
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#define W(b,x) GTK_WIDGET (gtk_builder_get_object (b, x))
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enum
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{
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OVERVIEW_PAGE,
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SEARCH_PAGE,
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CAPPLET_PAGE
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};
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struct _GnomeControlCenterPrivate
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{
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GtkBuilder *builder;
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GtkWidget *notebook;
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GtkWidget *window;
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GtkWidget *search_entry;
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GtkListStore *store;
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GtkTreeModel *search_filter;
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GtkWidget *search_view;
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GtkCellRenderer *search_renderer;
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gchar *filter_string;
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guint32 last_time;
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};
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static void
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activate_panel (GnomeControlCenter *shell,
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const gchar *id,
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const gchar *desktop_file)
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{
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GnomeControlCenterPrivate *priv = shell->priv;
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GAppInfo *appinfo;
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GError *err = NULL;
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GdkAppLaunchContext *ctx;
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GKeyFile *key_file;
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/* start app directly */
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if (!desktop_file)
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return;
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key_file = g_key_file_new ();
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g_key_file_load_from_file (key_file, desktop_file, 0, &err);
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if (err)
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{
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g_warning ("Error starting \"%s\": %s", id, err->message);
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g_error_free (err);
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err = NULL;
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return;
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}
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appinfo = (GAppInfo*) g_desktop_app_info_new_from_keyfile (key_file);
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g_key_file_free (key_file);
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ctx = gdk_app_launch_context_new ();
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gdk_app_launch_context_set_screen (ctx, gdk_screen_get_default ());
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gdk_app_launch_context_set_timestamp (ctx, priv->last_time);
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g_app_info_launch (appinfo, NULL, G_APP_LAUNCH_CONTEXT (ctx), &err);
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g_object_unref (appinfo);
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g_object_unref (ctx);
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if (err)
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{
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g_warning ("Error starting \"%s\": %s", id, err->message);
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g_error_free (err);
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err = NULL;
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}
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}
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static void
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shell_show_overview_page (GnomeControlCenterPrivate *priv)
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{
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gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->notebook), OVERVIEW_PAGE);
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gtk_notebook_remove_page (GTK_NOTEBOOK (priv->notebook), CAPPLET_PAGE);
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gtk_label_set_text (GTK_LABEL (gtk_builder_get_object (priv->builder,
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"label-title")), "");
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gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (priv->builder,
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"title-alignment")));
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/* clear the search text */
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g_free (priv->filter_string);
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priv->filter_string = g_strdup ("");
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gtk_entry_set_text (GTK_ENTRY (priv->search_entry), "");
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}
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static void
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item_activated_cb (CcShellCategoryView *view,
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gchar *name,
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gchar *id,
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gchar *desktop_file,
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GnomeControlCenter *shell)
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{
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GError *err = NULL;
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if (!cc_shell_set_active_panel_from_id (CC_SHELL (shell), id, &err))
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{
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/* TODO: show message to user */
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if (err)
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{
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g_warning ("Could not active panel \"%s\": %s", id, err->message);
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g_error_free (err);
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}
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}
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}
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static gboolean
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model_filter_func (GtkTreeModel *model,
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GtkTreeIter *iter,
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GnomeControlCenterPrivate *priv)
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{
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gchar *name, *target;
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gchar *needle, *haystack;
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gboolean result;
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gtk_tree_model_get (model, iter, COL_NAME, &name,
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COL_SEARCH_TARGET, &target, -1);
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if (!priv->filter_string || !name || !target)
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{
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g_free (name);
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g_free (target);
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return FALSE;
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}
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needle = g_utf8_casefold (priv->filter_string, -1);
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haystack = g_utf8_casefold (target, -1);
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result = (strstr (haystack, needle) != NULL);
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g_free (name);
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g_free (target);
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g_free (haystack);
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g_free (needle);
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return result;
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}
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static gboolean
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category_filter_func (GtkTreeModel *model,
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GtkTreeIter *iter,
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gchar *filter)
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{
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gchar *category;
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gboolean result;
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gtk_tree_model_get (model, iter, COL_CATEGORY, &category, -1);
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result = (g_strcmp0 (category, filter) == 0);
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g_free (category);
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return result;
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}
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static void
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search_entry_changed_cb (GtkEntry *entry,
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GnomeControlCenterPrivate *priv)
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{
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/* if the entry text was set manually (not by the user) */
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if (!g_strcmp0 (priv->filter_string, gtk_entry_get_text (entry)))
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return;
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g_free (priv->filter_string);
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priv->filter_string = g_strdup (gtk_entry_get_text (entry));
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g_object_set (priv->search_renderer,
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"search-string", priv->filter_string,
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NULL);
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if (!g_strcmp0 (priv->filter_string, ""))
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{
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shell_show_overview_page (priv);
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}
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else
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{
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gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->search_filter));
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gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->notebook), SEARCH_PAGE);
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gtk_label_set_text (GTK_LABEL (gtk_builder_get_object (priv->builder,
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"label-title")),
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"");
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gtk_widget_hide (GTK_WIDGET (gtk_builder_get_object (priv->builder,
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"title-alignment")));
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}
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}
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static gboolean
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search_entry_key_press_event_cb (GtkEntry *entry,
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GdkEventKey *event,
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GnomeControlCenterPrivate *priv)
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{
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if (event->keyval == GDK_Return)
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{
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GtkTreePath *path;
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path = gtk_tree_path_new_first ();
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priv->last_time = event->time;
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gtk_icon_view_item_activated (GTK_ICON_VIEW (priv->search_view), path);
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gtk_tree_path_free (path);
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return TRUE;
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}
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if (event->keyval == GDK_Escape)
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{
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gtk_entry_set_text (entry, "");
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return TRUE;
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}
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return FALSE;
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}
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static void
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search_entry_clear_cb (GtkEntry *entry)
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{
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gtk_entry_set_text (entry, "");
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}
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static void
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setup_search (GnomeControlCenter *shell)
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{
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GtkWidget *search_scrolled, *search_view, *widget;
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GnomeControlCenterPrivate *priv = shell->priv;
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g_return_if_fail (priv->store != NULL);
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/* create the search filter */
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priv->search_filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->store),
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NULL);
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gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (priv->search_filter),
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(GtkTreeModelFilterVisibleFunc)
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model_filter_func,
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priv, NULL);
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/* set up the search view */
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priv->search_view = search_view = cc_shell_item_view_new ();
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gtk_icon_view_set_orientation (GTK_ICON_VIEW (search_view),
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GTK_ORIENTATION_HORIZONTAL);
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gtk_icon_view_set_spacing (GTK_ICON_VIEW (search_view), 6);
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gtk_icon_view_set_model (GTK_ICON_VIEW (search_view),
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GTK_TREE_MODEL (priv->search_filter));
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gtk_icon_view_set_pixbuf_column (GTK_ICON_VIEW (search_view), COL_PIXBUF);
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search_scrolled = W (priv->builder, "search-scrolled-window");
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gtk_container_add (GTK_CONTAINER (search_scrolled), search_view);
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/* add the custom renderer */
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priv->search_renderer = (GtkCellRenderer*) shell_search_renderer_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (search_view),
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priv->search_renderer, TRUE);
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gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (search_view),
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priv->search_renderer,
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"title", COL_NAME);
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gtk_cell_layout_add_attribute (GTK_CELL_LAYOUT (search_view),
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priv->search_renderer,
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"search-target", COL_SEARCH_TARGET);
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/* connect the activated signal */
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g_signal_connect (search_view, "desktop-item-activated",
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G_CALLBACK (item_activated_cb), shell);
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/* setup the search entry widget */
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widget = (GtkWidget*) gtk_builder_get_object (priv->builder, "search-entry");
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priv->search_entry = widget;
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g_signal_connect (widget, "changed", G_CALLBACK (search_entry_changed_cb),
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priv);
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g_signal_connect (widget, "key-press-event",
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G_CALLBACK (search_entry_key_press_event_cb), priv);
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g_signal_connect (widget, "icon-release", G_CALLBACK (search_entry_clear_cb),
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priv);
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}
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static void
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fill_model (GnomeControlCenter *shell)
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{
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GSList *list, *l;
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GMenuTreeDirectory *d;
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GMenuTree *tree;
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GtkWidget *vbox;
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GnomeControlCenterPrivate *priv = shell->priv;
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vbox = W (priv->builder, "main-vbox");
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tree = gmenu_tree_lookup (MENUDIR "/gnomecc.menu", 0);
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if (!tree)
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{
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g_warning ("Could not find control center menu");
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return;
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}
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d = gmenu_tree_get_root_directory (tree);
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list = gmenu_tree_directory_get_contents (d);
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priv->store = (GtkListStore *) cc_shell_model_new ();
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for (l = list; l; l = l->next)
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{
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GMenuTreeItemType type;
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type = gmenu_tree_item_get_type (l->data);
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if (type == GMENU_TREE_ITEM_DIRECTORY)
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{
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GtkTreeModel *filter;
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GtkWidget *categoryview;
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GSList *contents, *f;
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const gchar *dir_name;
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contents = gmenu_tree_directory_get_contents (l->data);
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dir_name = gmenu_tree_directory_get_name (l->data);
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/* create new category view for this category */
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filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->store),
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NULL);
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gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (filter),
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(GtkTreeModelFilterVisibleFunc) category_filter_func,
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g_strdup (dir_name), g_free);
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categoryview = cc_shell_category_view_new (dir_name, filter);
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gtk_box_pack_start (GTK_BOX (vbox), categoryview, FALSE, TRUE, 6);
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g_signal_connect (cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (categoryview)),
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"desktop-item-activated",
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G_CALLBACK (item_activated_cb), shell);
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gtk_widget_show (categoryview);
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/* add the items from this category to the model */
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for (f = contents; f; f = f->next)
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{
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if (gmenu_tree_item_get_type (f->data) == GMENU_TREE_ITEM_ENTRY)
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{
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cc_shell_model_add_item (CC_SHELL_MODEL (priv->store),
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dir_name,
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f->data);
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}
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}
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}
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}
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g_slist_free (list);
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}
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static void
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home_button_clicked_cb (GtkButton *button,
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GnomeControlCenter *shell)
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{
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shell_show_overview_page (shell->priv);
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}
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static void
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notebook_switch_page_cb (GtkNotebook *book,
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GtkNotebookPage *page,
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gint page_num,
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GnomeControlCenterPrivate *priv)
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{
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/* make sure the home button is shown on all pages except the overview page */
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if (page_num == OVERVIEW_PAGE)
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gtk_widget_hide (W (priv->builder, "home-button"));
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else
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gtk_widget_show (W (priv->builder, "home-button"));
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if (page_num == CAPPLET_PAGE)
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gtk_widget_hide (W (priv->builder, "search-entry"));
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else
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gtk_widget_show (W (priv->builder, "search-entry"));
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}
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/* CcShell implementation */
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static gboolean
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_shell_set_active_panel_from_id (CcShell *shell,
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const gchar *start_id,
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GError **err)
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{
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GtkTreeIter iter;
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gboolean iter_valid;
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gchar *name = NULL;
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gchar *desktop;
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GnomeControlCenterPrivate *priv = GNOME_CONTROL_CENTER (shell)->priv;
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iter_valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->store),
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&iter);
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/* find the details for this item */
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while (iter_valid)
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{
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gchar *id;
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gtk_tree_model_get (GTK_TREE_MODEL (priv->store), &iter,
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COL_NAME, &name,
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COL_ID, &id,
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COL_DESKTOP_FILE, &desktop,
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-1);
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if (id && !strcmp (id, start_id))
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{
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g_free (id);
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break;
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}
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else
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{
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g_free (id);
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g_free (name);
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g_free (desktop);
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name = NULL;
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id = NULL;
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}
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iter_valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->store),
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&iter);
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}
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if (!name)
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{
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g_warning ("Could not find settings panel \"%s\"", start_id);
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return FALSE;
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}
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else
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{
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activate_panel (GNOME_CONTROL_CENTER (shell), start_id, desktop);
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g_free (name);
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g_free (desktop);
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return TRUE;
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}
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}
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/* GObject Implementation */
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static void
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||||
gnome_control_center_get_property (GObject *object,
|
||||
guint property_id,
|
||||
GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
switch (property_id)
|
||||
{
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gnome_control_center_set_property (GObject *object,
|
||||
guint property_id,
|
||||
const GValue *value,
|
||||
GParamSpec *pspec)
|
||||
{
|
||||
switch (property_id)
|
||||
{
|
||||
default:
|
||||
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gnome_control_center_dispose (GObject *object)
|
||||
{
|
||||
GnomeControlCenterPrivate *priv = GNOME_CONTROL_CENTER (object)->priv;
|
||||
|
||||
if (priv->window)
|
||||
{
|
||||
gtk_widget_destroy (priv->window);
|
||||
priv->window = NULL;
|
||||
|
||||
/* destroying the window will destroy its children */
|
||||
priv->notebook = NULL;
|
||||
priv->search_entry = NULL;
|
||||
priv->search_view = NULL;
|
||||
priv->search_renderer = NULL;
|
||||
}
|
||||
|
||||
if (priv->builder)
|
||||
{
|
||||
g_object_unref (priv->builder);
|
||||
priv->builder = NULL;
|
||||
}
|
||||
|
||||
if (priv->store)
|
||||
{
|
||||
g_object_unref (priv->store);
|
||||
priv->store = NULL;
|
||||
}
|
||||
|
||||
if (priv->search_filter)
|
||||
{
|
||||
g_object_unref (priv->search_filter);
|
||||
priv->search_filter = NULL;
|
||||
}
|
||||
|
||||
|
||||
G_OBJECT_CLASS (gnome_control_center_parent_class)->dispose (object);
|
||||
}
|
||||
|
||||
static void
|
||||
gnome_control_center_finalize (GObject *object)
|
||||
{
|
||||
GnomeControlCenterPrivate *priv = GNOME_CONTROL_CENTER (object)->priv;
|
||||
|
||||
|
||||
if (priv->filter_string)
|
||||
{
|
||||
g_free (priv->filter_string);
|
||||
priv->filter_string = NULL;
|
||||
}
|
||||
|
||||
G_OBJECT_CLASS (gnome_control_center_parent_class)->finalize (object);
|
||||
}
|
||||
|
||||
static void
|
||||
gnome_control_center_class_init (GnomeControlCenterClass *klass)
|
||||
{
|
||||
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
||||
CcShellClass *shell_class = CC_SHELL_CLASS (klass);
|
||||
|
||||
g_type_class_add_private (klass, sizeof (GnomeControlCenterPrivate));
|
||||
|
||||
object_class->get_property = gnome_control_center_get_property;
|
||||
object_class->set_property = gnome_control_center_set_property;
|
||||
object_class->dispose = gnome_control_center_dispose;
|
||||
object_class->finalize = gnome_control_center_finalize;
|
||||
|
||||
shell_class->set_active_panel_from_id = _shell_set_active_panel_from_id;
|
||||
}
|
||||
|
||||
static void
|
||||
gnome_control_center_init (GnomeControlCenter *self)
|
||||
{
|
||||
GError *err = NULL;
|
||||
GtkWidget *vbox;
|
||||
GnomeControlCenterPrivate *priv;
|
||||
|
||||
priv = self->priv = CONTROL_CENTER_PRIVATE (self);
|
||||
|
||||
/* load the user interface */
|
||||
priv->builder = gtk_builder_new ();
|
||||
|
||||
if (!gtk_builder_add_from_file (priv->builder, UIDIR "/shell.ui", &err))
|
||||
{
|
||||
g_critical ("Could not build interface: %s", err->message);
|
||||
g_error_free (err);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
/* connect various signals */
|
||||
priv->window = W (priv->builder, "main-window");
|
||||
g_signal_connect (priv->window, "delete-event", G_CALLBACK (gtk_main_quit),
|
||||
NULL);
|
||||
|
||||
priv->notebook = W (priv->builder, "notebook");
|
||||
|
||||
g_signal_connect (priv->notebook, "switch-page",
|
||||
G_CALLBACK (notebook_switch_page_cb), priv);
|
||||
|
||||
g_signal_connect (gtk_builder_get_object (priv->builder, "home-button"),
|
||||
"clicked", G_CALLBACK (home_button_clicked_cb), self);
|
||||
|
||||
|
||||
/* setup background colours */
|
||||
vbox = W (priv->builder, "main-vbox");
|
||||
gtk_widget_set_size_request (vbox, 0, -1);
|
||||
|
||||
gtk_widget_modify_bg (vbox->parent, GTK_STATE_NORMAL,
|
||||
&vbox->style->base[GTK_STATE_NORMAL]);
|
||||
gtk_widget_modify_fg (vbox->parent, GTK_STATE_NORMAL,
|
||||
&vbox->style->text[GTK_STATE_NORMAL]);
|
||||
|
||||
/* load the available settings panels */
|
||||
fill_model (self);
|
||||
|
||||
/* setup search functionality */
|
||||
setup_search (self);
|
||||
|
||||
gtk_widget_show_all (priv->window);
|
||||
}
|
||||
|
||||
GnomeControlCenter *
|
||||
gnome_control_center_new (void)
|
||||
{
|
||||
return g_object_new (GNOME_TYPE_CONTROL_CENTER, NULL);
|
||||
}
|
||||
|
||||
void
|
||||
gnome_control_center_present (GnomeControlCenter *center)
|
||||
{
|
||||
gtk_window_present (GTK_WINDOW (center->priv->window));
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue