/* * Copyright (c) 2009, 2010 Intel, Inc. * Copyright (c) 2010 Red Hat, Inc. * * The Control Center is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * * The Control Center 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 General Public License * for more details. * * You should have received a copy of the GNU General Public License along * with the Control Center; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * * Author: Thomas Wood */ #include "gnome-control-center.h" #include #include #include #include #include #include #ifdef HAVE_CHEESE #include #endif /* HAVE_CHEESE */ #define GMENU_I_KNOW_THIS_IS_UNSTABLE #include #include "cc-panel.h" #include "cc-shell.h" #include "cc-shell-category-view.h" #include "cc-shell-model.h" #include "cc-shell-nav-bar.h" G_DEFINE_TYPE (GnomeControlCenter, gnome_control_center, CC_TYPE_SHELL) #define CONTROL_CENTER_PRIVATE(o) \ (G_TYPE_INSTANCE_GET_PRIVATE ((o), GNOME_TYPE_CONTROL_CENTER, GnomeControlCenterPrivate)) #define W(b,x) GTK_WIDGET (gtk_builder_get_object (b, x)) /* Use a fixed width for the shell, since resizing horizontally is more awkward * for the user than resizing vertically * Both sizes are defined in https://live.gnome.org/Design/SystemSettings/ */ #define FIXED_WIDTH 850 #define FIXED_HEIGHT 650 #define SMALL_SCREEN_FIXED_HEIGHT 400 #define MIN_ICON_VIEW_HEIGHT 300 typedef enum { SMALL_SCREEN_UNSET, SMALL_SCREEN_TRUE, SMALL_SCREEN_FALSE } CcSmallScreen; struct _GnomeControlCenterPrivate { GtkBuilder *builder; GtkWidget *notebook; GtkWidget *main_vbox; GtkWidget *scrolled_window; GtkWidget *search_scrolled; GtkWidget *current_panel_box; GtkWidget *current_panel; char *current_panel_id; GtkWidget *window; GtkWidget *search_entry; GtkWidget *lock_button; GPtrArray *custom_widgets; GtkWidget *nav_bar; GMenuTree *menu_tree; GtkListStore *store; GHashTable *category_views; GtkTreeModel *search_filter; GtkWidget *search_view; gchar *filter_string; guint32 last_time; GIOExtensionPoint *extension_point; gchar *default_window_title; gchar *default_window_icon; int monitor_num; CcSmallScreen small_screen; }; /* Notebook helpers */ static GtkWidget * notebook_get_selected_page (GtkWidget *notebook) { int curr; curr = gtk_notebook_get_current_page (GTK_NOTEBOOK (notebook)); if (curr == -1) return NULL; return gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), curr); } static void notebook_select_page (GtkWidget *notebook, GtkWidget *page) { int i, num; num = gtk_notebook_get_n_pages (GTK_NOTEBOOK (notebook)); for (i = 0; i < num; i++) { if (gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), i) == page) { gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), i); return; } } g_warning ("Couldn't select GtkNotebook page %p", page); } static void notebook_remove_page (GtkWidget *notebook, GtkWidget *page) { int i, num; num = gtk_notebook_get_n_pages (GTK_NOTEBOOK (notebook)); for (i = 0; i < num; i++) { if (gtk_notebook_get_nth_page (GTK_NOTEBOOK (notebook), i) == page) { gtk_notebook_remove_page (GTK_NOTEBOOK (notebook), i); return; } } g_warning ("Couldn't find GtkNotebook page to remove %p", page); } static void notebook_add_page (GtkWidget *notebook, GtkWidget *page) { gtk_notebook_append_page (GTK_NOTEBOOK (notebook), page, NULL); } static const gchar * get_icon_name_from_g_icon (GIcon *gicon) { const gchar * const *names; GtkIconTheme *icon_theme; int i; if (!G_IS_THEMED_ICON (gicon)) return NULL; names = g_themed_icon_get_names (G_THEMED_ICON (gicon)); icon_theme = gtk_icon_theme_get_default (); for (i = 0; names[i] != NULL; i++) { if (gtk_icon_theme_has_icon (icon_theme, names[i])) return names[i]; } return NULL; } static gboolean activate_panel (GnomeControlCenter *shell, const gchar *id, const gchar **argv, const gchar *desktop_file, const gchar *name, GIcon *gicon) { GnomeControlCenterPrivate *priv = shell->priv; GType panel_type = G_TYPE_INVALID; GList *panels, *l; GtkWidget *box; const gchar *icon_name; /* check if there is an plugin that implements this panel */ panels = g_io_extension_point_get_extensions (priv->extension_point); if (!desktop_file) return FALSE; if (!id) return FALSE; for (l = panels; l != NULL; l = l->next) { GIOExtension *extension; const gchar *name; extension = l->data; name = g_io_extension_get_name (extension); if (!g_strcmp0 (name, id)) { panel_type = g_io_extension_get_type (extension); break; } } if (panel_type == G_TYPE_INVALID) { GKeyFile *key_file; /* It might be an external panel */ key_file = g_key_file_new (); if (g_key_file_load_from_file (key_file, desktop_file, G_KEY_FILE_NONE, NULL)) { gchar *command; command = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_EXEC, NULL); if (command && command[0]) { g_spawn_command_line_async (command, NULL); g_free (command); } } g_key_file_free (key_file); return FALSE; } /* create the panel plugin */ priv->current_panel = g_object_new (panel_type, "shell", shell, "name", name, "argv", argv, NULL); cc_shell_set_active_panel (CC_SHELL (shell), CC_PANEL (priv->current_panel)); gtk_widget_show (priv->current_panel); gtk_lock_button_set_permission (GTK_LOCK_BUTTON (priv->lock_button), cc_panel_get_permission (CC_PANEL (priv->current_panel))); box = gtk_alignment_new (0, 0, 1, 1); gtk_alignment_set_padding (GTK_ALIGNMENT (box), 6, 6, 6, 6); gtk_container_add (GTK_CONTAINER (box), priv->current_panel); gtk_widget_set_name (box, id); notebook_add_page (priv->notebook, box); /* switch to the new panel */ gtk_widget_show (box); notebook_select_page (priv->notebook, box); cc_shell_nav_bar_show_detail_button (CC_SHELL_NAV_BAR(shell->priv->nav_bar), name); /* set the title of the window */ icon_name = get_icon_name_from_g_icon (gicon); gtk_window_set_role (GTK_WINDOW (priv->window), id); gtk_window_set_title (GTK_WINDOW (priv->window), name); gtk_window_set_default_icon_name (icon_name); gtk_window_set_icon_name (GTK_WINDOW (priv->window), icon_name); priv->current_panel_box = box; return TRUE; } static void _shell_remove_all_custom_widgets (GnomeControlCenterPrivate *priv) { GtkBox *box; GtkWidget *widget; guint i; /* remove from the header */ box = GTK_BOX (W (priv->builder, "topright")); for (i = 0; i < priv->custom_widgets->len; i++) { widget = g_ptr_array_index (priv->custom_widgets, i); gtk_container_remove (GTK_CONTAINER (box), widget); } g_ptr_array_set_size (priv->custom_widgets, 0); } static void shell_show_overview_page (GnomeControlCenter *center) { GnomeControlCenterPrivate *priv = center->priv; notebook_select_page (priv->notebook, priv->scrolled_window); if (priv->current_panel_box) notebook_remove_page (priv->notebook, priv->current_panel_box); priv->current_panel = NULL; priv->current_panel_box = NULL; g_clear_pointer (&priv->current_panel_id, g_free); /* clear the search text */ g_free (priv->filter_string); priv->filter_string = g_strdup (""); gtk_entry_set_text (GTK_ENTRY (priv->search_entry), ""); gtk_widget_grab_focus (priv->search_entry); gtk_lock_button_set_permission (GTK_LOCK_BUTTON (priv->lock_button), NULL); /* reset window title and icon */ gtk_window_set_role (GTK_WINDOW (priv->window), NULL); gtk_window_set_title (GTK_WINDOW (priv->window), priv->default_window_title); gtk_window_set_default_icon_name (priv->default_window_icon); gtk_window_set_icon_name (GTK_WINDOW (priv->window), priv->default_window_icon); cc_shell_set_active_panel (CC_SHELL (center), NULL); /* clear any custom widgets */ _shell_remove_all_custom_widgets (priv); cc_shell_nav_bar_hide_detail_button (CC_SHELL_NAV_BAR (priv->nav_bar)); } void gnome_control_center_set_overview_page (GnomeControlCenter *center) { shell_show_overview_page (center); } void gnome_control_center_set_search_item (GnomeControlCenter *center, const char *search) { shell_show_overview_page (center); gtk_entry_set_text (GTK_ENTRY (center->priv->search_entry), search); gtk_editable_set_position (GTK_EDITABLE (center->priv->search_entry), -1); } static void item_activated_cb (CcShellCategoryView *view, gchar *name, gchar *id, gchar *desktop_file, GnomeControlCenter *shell) { GError *err = NULL; if (!cc_shell_set_active_panel_from_id (CC_SHELL (shell), id, NULL, &err)) { /* TODO: show message to user */ if (err) { g_warning ("Could not active panel \"%s\": %s", id, err->message); g_error_free (err); } } } static gboolean category_focus_out (GtkWidget *view, GdkEventFocus *event, GnomeControlCenter *shell) { gtk_icon_view_unselect_all (GTK_ICON_VIEW (view)); return FALSE; } static gboolean category_focus_in (GtkWidget *view, GdkEventFocus *event, GnomeControlCenter *shell) { GtkTreePath *path; if (!gtk_icon_view_get_cursor (GTK_ICON_VIEW (view), &path, NULL)) { path = gtk_tree_path_new_from_indices (0, -1); gtk_icon_view_set_cursor (GTK_ICON_VIEW (view), path, NULL, FALSE); } gtk_icon_view_select_path (GTK_ICON_VIEW (view), path); gtk_tree_path_free (path); return FALSE; } static GList * get_item_views (GnomeControlCenter *shell) { GList *list, *l; GList *res; list = gtk_container_get_children (GTK_CONTAINER (shell->priv->main_vbox)); res = NULL; for (l = list; l; l = l->next) { if (!CC_IS_SHELL_CATEGORY_VIEW (l->data)) continue; res = g_list_append (res, cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (l->data))); } g_list_free (list); return res; } static gboolean is_prev_direction (GtkWidget *widget, GtkDirectionType direction) { if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR && direction == GTK_DIR_LEFT) return TRUE; if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL && direction == GTK_DIR_RIGHT) return TRUE; return FALSE; } static gboolean is_next_direction (GtkWidget *widget, GtkDirectionType direction) { if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR && direction == GTK_DIR_RIGHT) return TRUE; if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL && direction == GTK_DIR_LEFT) return TRUE; return FALSE; } static GtkTreePath * get_first_path (GtkIconView *view) { GtkTreeModel *model; GtkTreeIter iter; model = gtk_icon_view_get_model (view); if (!gtk_tree_model_get_iter_first (model, &iter)) return NULL; return gtk_tree_model_get_path (model, &iter); } static GtkTreePath * get_last_path (GtkIconView *view) { GtkTreeModel *model; GtkTreeIter iter; GtkTreePath *path; gboolean ret; model = gtk_icon_view_get_model (view); if (!gtk_tree_model_get_iter_first (model, &iter)) return NULL; ret = TRUE; path = NULL; while (ret) { g_clear_pointer (&path, gtk_tree_path_free); path = gtk_tree_model_get_path (model, &iter); ret = gtk_tree_model_iter_next (model, &iter); } return path; } static gboolean categories_keynav_failed (GtkIconView *current_view, GtkDirectionType direction, GnomeControlCenter *shell) { GList *views, *v; GtkIconView *new_view; GtkTreePath *path; GtkTreeModel *model; GtkTreeIter iter; gint col, c, dist, d; GtkTreePath *sel; gboolean res; res = FALSE; views = get_item_views (shell); for (v = views; v; v = v->next) { if (v->data == current_view) break; } new_view = NULL; if (direction == GTK_DIR_DOWN && v != NULL && v->next != NULL) { new_view = v->next->data; if (gtk_icon_view_get_cursor (current_view, &path, NULL)) { col = gtk_icon_view_get_item_column (current_view, path); gtk_tree_path_free (path); sel = NULL; dist = 1000; model = gtk_icon_view_get_model (new_view); gtk_tree_model_get_iter_first (model, &iter); do { path = gtk_tree_model_get_path (model, &iter); c = gtk_icon_view_get_item_column (new_view, path); d = ABS (c - col); if (d < dist) { if (sel) gtk_tree_path_free (sel); sel = path; dist = d; } else gtk_tree_path_free (path); } while (gtk_tree_model_iter_next (model, &iter)); gtk_icon_view_set_cursor (new_view, sel, NULL, FALSE); gtk_tree_path_free (sel); } gtk_widget_grab_focus (GTK_WIDGET (new_view)); res = TRUE; } if (direction == GTK_DIR_UP && v != NULL && v->prev != NULL) { new_view = v->prev->data; if (gtk_icon_view_get_cursor (current_view, &path, NULL)) { col = gtk_icon_view_get_item_column (current_view, path); gtk_tree_path_free (path); sel = NULL; dist = 1000; model = gtk_icon_view_get_model (new_view); gtk_tree_model_get_iter_first (model, &iter); do { path = gtk_tree_model_get_path (model, &iter); c = gtk_icon_view_get_item_column (new_view, path); d = ABS (c - col); if (d <= dist) { if (sel) gtk_tree_path_free (sel); sel = path; dist = d; } else gtk_tree_path_free (path); } while (gtk_tree_model_iter_next (model, &iter)); gtk_icon_view_set_cursor (new_view, sel, NULL, FALSE); gtk_tree_path_free (sel); } gtk_widget_grab_focus (GTK_WIDGET (new_view)); res = TRUE; } if (is_prev_direction (GTK_WIDGET (current_view), direction) && v != NULL) { if (gtk_icon_view_get_cursor (current_view, &path, NULL)) { if (v->prev) new_view = v->prev->data; if (gtk_tree_path_prev (path)) { new_view = current_view; } else if (new_view != NULL) { path = get_last_path (new_view); } else { goto out; } gtk_icon_view_set_cursor (new_view, path, NULL, FALSE); gtk_icon_view_select_path (new_view, path); gtk_tree_path_free (path); gtk_widget_grab_focus (GTK_WIDGET (new_view)); res = TRUE; } } if (is_next_direction (GTK_WIDGET (current_view), direction) && v != NULL) { if (gtk_icon_view_get_cursor (current_view, &path, NULL)) { GtkTreeIter iter; if (v->next) new_view = v->next->data; gtk_tree_path_next (path); model = gtk_icon_view_get_model (current_view); if (gtk_tree_model_get_iter (model, &iter, path)) { new_view = current_view; } else if (new_view != NULL) { path = get_first_path (new_view); } else { goto out; } gtk_icon_view_set_cursor (new_view, path, NULL, FALSE); gtk_icon_view_select_path (new_view, path); gtk_tree_path_free (path); gtk_widget_grab_focus (GTK_WIDGET (new_view)); res = TRUE; } } out: g_list_free (views); return res; } static gboolean model_filter_func (GtkTreeModel *model, GtkTreeIter *iter, GnomeControlCenterPrivate *priv) { gchar *name, *description; gchar *needle, *haystack; gboolean result; gchar **keywords; gtk_tree_model_get (model, iter, COL_NAME, &name, COL_DESCRIPTION, &description, COL_KEYWORDS, &keywords, -1); if (!priv->filter_string || !name) { g_free (name); g_free (description); g_strfreev (keywords); return FALSE; } needle = g_utf8_casefold (priv->filter_string, -1); haystack = g_utf8_casefold (name, -1); result = (strstr (haystack, needle) != NULL); if (!result && description) { gchar *folded; folded = g_utf8_casefold (description, -1); result = (strstr (folded, needle) != NULL); g_free (folded); } if (!result && keywords) { gint i; gchar *keyword; for (i = 0; !result && keywords[i]; i++) { keyword = g_utf8_casefold (keywords[i], -1); result = strstr (keyword, needle) == keyword; g_free (keyword); } } g_free (name); g_free (haystack); g_free (needle); g_strfreev (keywords); return result; } static gboolean category_filter_func (GtkTreeModel *model, GtkTreeIter *iter, gchar *filter) { gchar *category; gboolean result; gtk_tree_model_get (model, iter, COL_CATEGORY, &category, -1); result = (g_strcmp0 (category, filter) == 0); g_free (category); return result; } static void search_entry_changed_cb (GtkEntry *entry, GnomeControlCenter *center) { GnomeControlCenterPrivate *priv = center->priv; char *str; /* if the entry text was set manually (not by the user) */ if (!g_strcmp0 (priv->filter_string, gtk_entry_get_text (entry))) return; /* Don't re-filter for added trailing or leading spaces */ str = g_strdup (gtk_entry_get_text (entry)); g_strstrip (str); if (!g_strcmp0 (str, priv->filter_string)) { g_free (str); return; } g_free (priv->filter_string); priv->filter_string = str; if (!g_strcmp0 (priv->filter_string, "")) { shell_show_overview_page (center); } else { gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (priv->search_filter)); notebook_select_page (priv->notebook, priv->search_scrolled); } } static gboolean search_entry_key_press_event_cb (GtkEntry *entry, GdkEventKey *event, GnomeControlCenterPrivate *priv) { if (event->keyval == GDK_KEY_Return) { GtkTreePath *path; path = gtk_tree_path_new_first (); priv->last_time = event->time; gtk_icon_view_item_activated (GTK_ICON_VIEW (priv->search_view), path); gtk_tree_path_free (path); return TRUE; } if (event->keyval == GDK_KEY_Escape) { gtk_entry_set_text (entry, ""); return TRUE; } return FALSE; } static void on_search_row_activated (GtkTreeView *treeview, GtkTreePath *path, GtkTreeViewColumn *column, GnomeControlCenter *shell) { GtkTreeSelection *selection; GtkTreeModel *model; GtkTreeIter iter; char *id = NULL; selection = gtk_tree_view_get_selection (treeview); if (!gtk_tree_selection_get_selected (selection, &model, &iter)) return; gtk_tree_model_get (model, &iter, COL_ID, &id, -1); if (id) cc_shell_set_active_panel_from_id (CC_SHELL (shell), id, NULL, NULL); gtk_tree_selection_unselect_all (selection); g_free (id); } static gboolean on_search_button_press_event (GtkTreeView *treeview, GdkEventButton *event, GnomeControlCenter *shell) { if (event->type == GDK_BUTTON_PRESS && event->button == 1) { GtkTreePath *path = NULL; GtkTreeSelection *selection; GtkTreeModel *model; GtkTreeIter iter; /* We don't check for the position being blank, * it could be the dead space between columns */ gtk_tree_view_is_blank_at_pos (treeview, event->x, event->y, &path, NULL, NULL, NULL); if (path == NULL) return FALSE; model = gtk_tree_view_get_model (treeview); if (gtk_tree_model_get_iter (model, &iter, path) == FALSE) { gtk_tree_path_free (path); return FALSE; } selection = gtk_tree_view_get_selection (treeview); gtk_tree_selection_select_iter (selection, &iter); on_search_row_activated (treeview, NULL, NULL, shell); gtk_tree_path_free (path); return TRUE; } return FALSE; } static void setup_search (GnomeControlCenter *shell) { GtkWidget *search_view, *widget; GtkCellRenderer *renderer; GtkTreeViewColumn *column; GnomeControlCenterPrivate *priv = shell->priv; g_return_if_fail (priv->store != NULL); /* create the search filter */ priv->search_filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->store), NULL); gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (priv->search_filter), (GtkTreeModelFilterVisibleFunc) model_filter_func, priv, NULL); /* set up the search view */ priv->search_view = search_view = gtk_tree_view_new (); gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (search_view), FALSE); gtk_tree_view_set_model (GTK_TREE_VIEW (search_view), GTK_TREE_MODEL (priv->search_filter)); renderer = gtk_cell_renderer_pixbuf_new (); g_object_set (renderer, "xpad", 15, "ypad", 10, "stock-size", GTK_ICON_SIZE_DIALOG, NULL); column = gtk_tree_view_column_new_with_attributes ("Icon", renderer, "gicon", COL_GICON, NULL); gtk_tree_view_column_set_expand (column, FALSE); gtk_tree_view_append_column (GTK_TREE_VIEW (priv->search_view), column); renderer = gtk_cell_renderer_text_new (); g_object_set (renderer, "xpad", 0, NULL); column = gtk_tree_view_column_new_with_attributes ("Name", renderer, "text", COL_NAME, NULL); gtk_tree_view_column_set_expand (column, FALSE); gtk_tree_view_append_column (GTK_TREE_VIEW (priv->search_view), column); renderer = gtk_cell_renderer_text_new (); g_object_set (renderer, "xpad", 15, NULL); column = gtk_tree_view_column_new_with_attributes ("Description", renderer, "text", COL_DESCRIPTION, NULL); gtk_tree_view_column_set_expand (column, TRUE); gtk_tree_view_append_column (GTK_TREE_VIEW (priv->search_view), column); priv->search_scrolled = W (priv->builder, "search-scrolled-window"); gtk_container_add (GTK_CONTAINER (priv->search_scrolled), search_view); g_signal_connect (priv->search_view, "row-activated", G_CALLBACK (on_search_row_activated), shell); g_signal_connect (priv->search_view, "button-press-event", G_CALLBACK (on_search_button_press_event), shell); /* setup the search entry widget */ widget = (GtkWidget*) gtk_builder_get_object (priv->builder, "search-entry"); priv->search_entry = widget; priv->filter_string = g_strdup (""); g_signal_connect (widget, "changed", G_CALLBACK (search_entry_changed_cb), shell); g_signal_connect (widget, "key-press-event", G_CALLBACK (search_entry_key_press_event_cb), priv); gtk_widget_show (priv->search_view); } static void setup_lock (GnomeControlCenter *shell) { GnomeControlCenterPrivate *priv = shell->priv; priv->lock_button = W (priv->builder, "lock-button"); } static void maybe_add_category_view (GnomeControlCenter *shell, const char *name) { GtkTreeModel *filter; GtkWidget *categoryview; if (g_hash_table_lookup (shell->priv->category_views, name) != NULL) return; if (g_hash_table_size (shell->priv->category_views) > 0) { GtkWidget *separator; separator = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL); gtk_widget_set_margin_top (separator, 11); gtk_widget_set_margin_bottom (separator, 10); gtk_box_pack_start (GTK_BOX (shell->priv->main_vbox), separator, FALSE, FALSE, 0); gtk_widget_show (separator); } /* create new category view for this category */ filter = gtk_tree_model_filter_new (GTK_TREE_MODEL (shell->priv->store), NULL); gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (filter), (GtkTreeModelFilterVisibleFunc) category_filter_func, g_strdup (name), g_free); categoryview = cc_shell_category_view_new (name, filter); gtk_box_pack_start (GTK_BOX (shell->priv->main_vbox), categoryview, FALSE, TRUE, 0); g_signal_connect (cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (categoryview)), "desktop-item-activated", G_CALLBACK (item_activated_cb), shell); gtk_widget_show (categoryview); g_signal_connect (cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (categoryview)), "focus-in-event", G_CALLBACK (category_focus_in), shell); g_signal_connect (cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (categoryview)), "focus-out-event", G_CALLBACK (category_focus_out), shell); g_signal_connect (cc_shell_category_view_get_item_view (CC_SHELL_CATEGORY_VIEW (categoryview)), "keynav-failed", G_CALLBACK (categories_keynav_failed), shell); g_hash_table_insert (shell->priv->category_views, g_strdup (name), categoryview); } static void reload_menu (GnomeControlCenter *shell) { GError *error; GMenuTreeDirectory *d; GMenuTreeIter *iter; GMenuTreeItemType next_type; error = NULL; if (!gmenu_tree_load_sync (shell->priv->menu_tree, &error)) { g_warning ("Could not load control center menu: %s", error->message); g_clear_error (&error); return; } d = gmenu_tree_get_root_directory (shell->priv->menu_tree); iter = gmenu_tree_directory_iter (d); while ((next_type = gmenu_tree_iter_next (iter)) != GMENU_TREE_ITEM_INVALID) { if (next_type == GMENU_TREE_ITEM_DIRECTORY) { GMenuTreeDirectory *subdir; const gchar *dir_name; GMenuTreeIter *sub_iter; GMenuTreeItemType sub_next_type; subdir = gmenu_tree_iter_get_directory (iter); dir_name = gmenu_tree_directory_get_name (subdir); maybe_add_category_view (shell, dir_name); /* add the items from this category to the model */ sub_iter = gmenu_tree_directory_iter (subdir); while ((sub_next_type = gmenu_tree_iter_next (sub_iter)) != GMENU_TREE_ITEM_INVALID) { if (sub_next_type == GMENU_TREE_ITEM_ENTRY) { GMenuTreeEntry *item = gmenu_tree_iter_get_entry (sub_iter); cc_shell_model_add_item (CC_SHELL_MODEL (shell->priv->store), dir_name, item); gmenu_tree_item_unref (item); } } gmenu_tree_iter_unref (sub_iter); gmenu_tree_item_unref (subdir); } } gmenu_tree_iter_unref (iter); } static void on_menu_changed (GMenuTree *monitor, GnomeControlCenter *shell) { gtk_list_store_clear (shell->priv->store); reload_menu (shell); } static void setup_model (GnomeControlCenter *shell) { GnomeControlCenterPrivate *priv = shell->priv; gtk_widget_set_margin_top (shell->priv->main_vbox, 8); gtk_widget_set_margin_bottom (shell->priv->main_vbox, 8); gtk_widget_set_margin_left (shell->priv->main_vbox, 12); gtk_widget_set_margin_right (shell->priv->main_vbox, 12); gtk_container_set_focus_vadjustment (GTK_CONTAINER (shell->priv->main_vbox), gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (shell->priv->scrolled_window))); priv->store = (GtkListStore *) cc_shell_model_new (); priv->category_views = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL); priv->menu_tree = gmenu_tree_new_for_path (MENUDIR "/unitycc.menu", 0); reload_menu (shell); g_signal_connect (priv->menu_tree, "changed", G_CALLBACK (on_menu_changed), shell); } static void load_panel_plugins (GnomeControlCenter *shell) { GList *modules; /* only allow this function to be run once to prevent modules being loaded * twice */ if (shell->priv->extension_point) return; /* make sure the base type is registered */ g_type_from_name ("CcPanel"); shell->priv->extension_point = g_io_extension_point_register (CC_SHELL_PANEL_EXTENSION_POINT); /* load all the plugins in the panels directory */ modules = g_io_modules_load_all_in_directory (PANELS_DIR); g_list_free (modules); /* hardcoded fallback from pre-multiarching */ modules = g_io_modules_load_all_in_directory ("/usr/lib/control-center-1/panels"); g_list_free (modules); } static void home_button_clicked_cb (GtkButton *button, GnomeControlCenter *shell) { shell_show_overview_page (shell); } static void notebook_page_notify_cb (GtkNotebook *notebook, GParamSpec *spec, GnomeControlCenterPrivate *priv) { int nat_height; GtkWidget *child; child = notebook_get_selected_page (GTK_WIDGET (notebook)); if (child == priv->scrolled_window || child == priv->search_scrolled) { gtk_widget_show (W (priv->builder, "search-entry")); gtk_widget_hide (W (priv->builder, "lock-button")); gtk_widget_get_preferred_height_for_width (GTK_WIDGET (priv->main_vbox), FIXED_WIDTH, NULL, &nat_height); gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (priv->scrolled_window), priv->small_screen == SMALL_SCREEN_TRUE ? SMALL_SCREEN_FIXED_HEIGHT : nat_height); } else { gtk_widget_hide (W (priv->builder, "search-entry")); /* set the scrolled window small so that it doesn't force the window to be larger than this panel */ gtk_widget_get_preferred_height_for_width (GTK_WIDGET (priv->window), FIXED_WIDTH, NULL, &nat_height); gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (priv->scrolled_window), MIN_ICON_VIEW_HEIGHT); gtk_window_resize (GTK_WINDOW (priv->window), FIXED_WIDTH, nat_height); } } /* CcShell implementation */ static void _shell_embed_widget_in_header (CcShell *shell, GtkWidget *widget) { GnomeControlCenterPrivate *priv = GNOME_CONTROL_CENTER (shell)->priv; GtkBox *box; /* add to header */ box = GTK_BOX (W (priv->builder, "topright")); gtk_box_pack_end (box, widget, FALSE, FALSE, 0); g_ptr_array_add (priv->custom_widgets, g_object_ref (widget)); } /* CcShell implementation */ static gboolean _shell_set_active_panel_from_id (CcShell *shell, const gchar *start_id, const gchar **argv, GError **err) { GtkTreeIter iter; gboolean iter_valid; gchar *name = NULL; gchar *desktop = NULL; GIcon *gicon = NULL; GnomeControlCenterPrivate *priv = GNOME_CONTROL_CENTER (shell)->priv; GtkWidget *old_panel; /* When loading the same panel again, just set the argv */ if (g_strcmp0 (priv->current_panel_id, start_id) == 0) { g_object_set (G_OBJECT (priv->current_panel), "argv", argv, NULL); return TRUE; } /* clear any custom widgets */ _shell_remove_all_custom_widgets (priv); iter_valid = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (priv->store), &iter); /* find the details for this item */ while (iter_valid) { gchar *id; gtk_tree_model_get (GTK_TREE_MODEL (priv->store), &iter, COL_NAME, &name, COL_DESKTOP_FILE, &desktop, COL_GICON, &gicon, COL_ID, &id, -1); if (id && !strcmp (id, start_id)) { g_free (id); break; } else { g_free (id); g_free (name); g_free (desktop); if (gicon) g_object_unref (gicon); name = NULL; id = NULL; desktop = NULL; gicon = NULL; } iter_valid = gtk_tree_model_iter_next (GTK_TREE_MODEL (priv->store), &iter); } old_panel = priv->current_panel_box; if (!name) { g_warning ("Could not find settings panel \"%s\"", start_id); } else if (activate_panel (GNOME_CONTROL_CENTER (shell), start_id, argv, desktop, name, gicon) == FALSE) { /* Failed to activate the panel for some reason */ old_panel = priv->current_panel_box; priv->current_panel_box = NULL; notebook_select_page (priv->notebook, priv->scrolled_window); if (old_panel) notebook_remove_page (priv->notebook, old_panel); } else { /* Successful activation */ g_free (priv->current_panel_id); priv->current_panel_id = g_strdup (start_id); if (old_panel) notebook_remove_page (priv->notebook, old_panel); } g_free (name); g_free (desktop); if (gicon) g_object_unref (gicon); return TRUE; } static GtkWidget * _shell_get_toplevel (CcShell *shell) { return GNOME_CONTROL_CENTER (shell)->priv->window; } /* GObject Implementation */ static void 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; g_free (priv->current_panel_id); if (priv->custom_widgets) { g_ptr_array_unref (priv->custom_widgets); priv->custom_widgets = NULL; } 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; } 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; } if (priv->default_window_title) { g_free (priv->default_window_title); priv->default_window_title = NULL; } if (priv->default_window_icon) { g_free (priv->default_window_icon); priv->default_window_icon = NULL; } if (priv->menu_tree) { g_signal_handlers_disconnect_by_func (priv->menu_tree, G_CALLBACK (on_menu_changed), object); g_object_unref (priv->menu_tree); } if (priv->category_views) { g_hash_table_destroy (priv->category_views); } 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; shell_class->embed_widget_in_header = _shell_embed_widget_in_header; shell_class->get_toplevel = _shell_get_toplevel; } static gboolean window_key_press_event (GtkWidget *win, GdkEventKey *event, GnomeControlCenter *self) { GdkKeymap *keymap; gboolean retval; GdkModifierType state; if (event->state == 0) return FALSE; retval = FALSE; state = event->state; keymap = gdk_keymap_get_default (); gdk_keymap_add_virtual_modifiers (keymap, &state); state = state & gtk_accelerator_get_default_mod_mask (); if (state == GDK_CONTROL_MASK) { switch (event->keyval) { case GDK_KEY_s: case GDK_KEY_S: case GDK_KEY_f: case GDK_KEY_F: if (gtk_widget_get_visible (self->priv->search_entry)) { gtk_widget_grab_focus (self->priv->search_entry); retval = TRUE; } break; case GDK_KEY_Q: case GDK_KEY_q: g_object_unref (self); retval = TRUE; break; case GDK_KEY_W: case GDK_KEY_w: if (notebook_get_selected_page (self->priv->notebook) != self->priv->scrolled_window) shell_show_overview_page (self); retval = TRUE; break; } } else if ((state == GDK_MOD1_MASK && event->keyval == GDK_KEY_Up) || event->keyval == GDK_KEY_Back) { if (notebook_get_selected_page (self->priv->notebook) != self->priv->scrolled_window) shell_show_overview_page (self); retval = TRUE; } return retval; } static gint get_monitor_height (GnomeControlCenter *self) { GdkScreen *screen; GdkRectangle rect; /* We cannot use workarea here, as this wouldn't * be updated when we read it after a monitors-changed signal */ screen = gtk_widget_get_screen (self->priv->window); gdk_screen_get_monitor_geometry (screen, self->priv->monitor_num, &rect); return rect.height; } static gboolean update_monitor_number (GnomeControlCenter *self) { gboolean changed = FALSE; GtkWidget *widget; GdkScreen *screen; GdkWindow *window; int monitor; widget = self->priv->window; window = gtk_widget_get_window (widget); screen = gtk_widget_get_screen (widget); monitor = gdk_screen_get_monitor_at_window (screen, window); if (self->priv->monitor_num != monitor) { self->priv->monitor_num = monitor; changed = TRUE; } return changed; } static CcSmallScreen is_small (GnomeControlCenter *self) { if (get_monitor_height (self) <= FIXED_HEIGHT) return SMALL_SCREEN_TRUE; return SMALL_SCREEN_FALSE; } static void update_small_screen_settings (GnomeControlCenter *self) { CcSmallScreen small; update_monitor_number (self); small = is_small (self); if (small == SMALL_SCREEN_TRUE) { gtk_window_set_resizable (GTK_WINDOW (self->priv->window), TRUE); if (self->priv->small_screen != small) gtk_window_maximize (GTK_WINDOW (self->priv->window)); } else { if (self->priv->small_screen != small) gtk_window_unmaximize (GTK_WINDOW (self->priv->window)); gtk_window_set_resizable (GTK_WINDOW (self->priv->window), FALSE); } self->priv->small_screen = small; /* And update the minimum sizes */ notebook_page_notify_cb (GTK_NOTEBOOK (self->priv->notebook), NULL, self->priv); } static gboolean main_window_configure_cb (GtkWidget *widget, GdkEvent *event, GnomeControlCenter *self) { update_small_screen_settings (self); return FALSE; } static void application_set_cb (GObject *object, GParamSpec *pspec, GnomeControlCenter *self) { /* update small screen settings now - to avoid visible resizing, we want * to do it before showing the window, and GtkApplicationWindow cannot be * realized unless its application property has been set */ if (gtk_window_get_application (GTK_WINDOW (self->priv->window))) { gtk_widget_realize (self->priv->window); update_small_screen_settings (self); } } static void monitors_changed_cb (GdkScreen *screen, GnomeControlCenter *self) { /* We reset small_screen_set to make sure that the * window gets maximised if need be, in update_small_screen_settings() */ self->priv->small_screen = SMALL_SCREEN_UNSET; update_small_screen_settings (self); } static void gnome_control_center_init (GnomeControlCenter *self) { GError *err = NULL; GnomeControlCenterPrivate *priv; GdkScreen *screen; GtkWidget *widget; priv = self->priv = CONTROL_CENTER_PRIVATE (self); #ifdef HAVE_CHEESE if (gtk_clutter_init (NULL, NULL) != CLUTTER_INIT_SUCCESS) { g_critical ("Clutter-GTK init failed"); return; } #endif /* HAVE_CHEESE */ priv->monitor_num = -1; self->priv->small_screen = SMALL_SCREEN_UNSET; /* 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"); gtk_window_set_hide_titlebar_when_maximized (GTK_WINDOW (priv->window), TRUE); screen = gtk_widget_get_screen (priv->window); g_signal_connect (screen, "monitors-changed", G_CALLBACK (monitors_changed_cb), self); g_signal_connect (priv->window, "configure-event", G_CALLBACK (main_window_configure_cb), self); g_signal_connect (priv->window, "notify::application", G_CALLBACK (application_set_cb), self); g_signal_connect_swapped (priv->window, "delete-event", G_CALLBACK (g_object_unref), self); g_signal_connect_after (priv->window, "key_press_event", G_CALLBACK (window_key_press_event), self); priv->notebook = W (priv->builder, "notebook"); /* Main scrolled window */ priv->scrolled_window = W (priv->builder, "scrolledwindow1"); gtk_widget_set_size_request (priv->scrolled_window, FIXED_WIDTH, -1); priv->main_vbox = W (priv->builder, "main-vbox"); g_signal_connect (priv->notebook, "notify::page", G_CALLBACK (notebook_page_notify_cb), priv); priv->nav_bar = cc_shell_nav_bar_new (); widget = W (priv->builder, "hbox1"); gtk_box_pack_start (GTK_BOX (widget), priv->nav_bar, FALSE, FALSE, 0); gtk_box_reorder_child (GTK_BOX (widget), priv->nav_bar, 0); gtk_widget_show (priv->nav_bar); g_signal_connect (priv->nav_bar, "home-clicked", G_CALLBACK (home_button_clicked_cb), self); /* keep a list of custom widgets to unload on panel change */ priv->custom_widgets = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref); /* load the available settings panels */ setup_model (self); /* load the panels that are implemented as plugins */ load_panel_plugins (self); /* setup search functionality */ setup_search (self); setup_lock (self); /* store default window title and name */ priv->default_window_title = g_strdup (gtk_window_get_title (GTK_WINDOW (priv->window))); priv->default_window_icon = g_strdup (gtk_window_get_icon_name (GTK_WINDOW (priv->window))); notebook_page_notify_cb (GTK_NOTEBOOK (priv->notebook), NULL, priv); } 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)); } void gnome_control_center_show (GnomeControlCenter *center, GtkApplication *app) { gtk_window_set_application (GTK_WINDOW (center->priv->window), app); gtk_widget_show (gtk_bin_get_child (GTK_BIN (center->priv->window))); }