diff options
Diffstat (limited to 'shell/e-shell-view.c')
| -rw-r--r-- | shell/e-shell-view.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/shell/e-shell-view.c b/shell/e-shell-view.c index cf89442c7c..d1ab1af4a4 100644 --- a/shell/e-shell-view.c +++ b/shell/e-shell-view.c @@ -33,10 +33,15 @@ (G_TYPE_INSTANCE_GET_PRIVATE \ ((obj), E_TYPE_SHELL_VIEW, EShellViewPrivate)) +#define STATE_SAVE_TIMEOUT_SECONDS 3 + struct _EShellViewPrivate { gpointer shell_window; /* weak pointer */ + GKeyFile *state_key_file; + guint state_save_source_id; + gchar *title; gchar *view_id; gint page_num; @@ -118,6 +123,72 @@ shell_view_update_view_id (EShellView *shell_view, } static void +shell_view_load_state (EShellView *shell_view) +{ + EShellBackend *shell_backend; + GKeyFile *key_file; + const gchar *config_dir; + gchar *filename; + GError *error = NULL; + + shell_backend = e_shell_view_get_shell_backend (shell_view); + config_dir = e_shell_backend_get_config_dir (shell_backend); + filename = g_build_filename (config_dir, "state", NULL); + + /* XXX Should do this asynchronously. */ + key_file = shell_view->priv->state_key_file; + g_key_file_load_from_file (key_file, filename, 0, &error); + + if (error == NULL) + goto exit; + + if (!g_error_matches (error, G_FILE_ERROR, G_FILE_ERROR_NOENT)) + g_warning ("%s", error->message); + + g_error_free (error); + +exit: + g_free (filename); +} + +static void +shell_view_save_state (EShellView *shell_view) +{ + EShellBackend *shell_backend; + GKeyFile *key_file; + const gchar *config_dir; + gchar *contents; + gchar *filename; + GError *error = NULL; + + shell_backend = e_shell_view_get_shell_backend (shell_view); + config_dir = e_shell_backend_get_config_dir (shell_backend); + filename = g_build_filename (config_dir, "state", NULL); + + /* XXX Should do this asynchronously. */ + key_file = shell_view->priv->state_key_file; + contents = g_key_file_to_data (key_file, NULL, NULL); + g_file_set_contents (filename, contents, -1, &error); + g_free (contents); + + if (error != NULL) { + g_warning ("%s", error->message); + g_error_free (error); + } + + g_free (filename); +} + +static gboolean +shell_view_state_timeout_cb (EShellView *shell_view) +{ + shell_view_save_state (shell_view); + shell_view->priv->state_save_source_id = 0; + + return FALSE; +} + +static void shell_view_emit_toggled (EShellView *shell_view) { g_signal_emit (shell_view, signals[TOGGLED], 0); @@ -267,6 +338,13 @@ shell_view_dispose (GObject *object) priv = E_SHELL_VIEW_GET_PRIVATE (object); + /* Expedite any pending state saves. */ + if (priv->state_save_source_id > 0) { + g_source_remove (priv->state_save_source_id); + priv->state_save_source_id = 0; + shell_view_save_state (E_SHELL_VIEW (object)); + } + if (priv->shell_window != NULL) { g_object_remove_weak_pointer ( G_OBJECT (priv->shell_window), &priv->shell_window); @@ -304,6 +382,8 @@ shell_view_finalize (GObject *object) priv = E_SHELL_VIEW_GET_PRIVATE (object); + g_key_file_free (priv->state_key_file); + g_free (priv->title); g_free (priv->view_id); @@ -330,6 +410,8 @@ shell_view_constructed (GObject *object) e_plugin_ui_register_manager (ui_manager, id, shell_view); + shell_view_load_state (shell_view); + /* Invoke factory methods. */ widget = class->new_shell_content (shell_view); @@ -598,6 +680,7 @@ shell_view_init (EShellView *shell_view, size_group = gtk_size_group_new (GTK_SIZE_GROUP_VERTICAL); shell_view->priv = E_SHELL_VIEW_GET_PRIVATE (shell_view); + shell_view->priv->state_key_file = g_key_file_new (); shell_view->priv->size_group = size_group; } @@ -947,6 +1030,48 @@ e_shell_view_get_shell_taskbar (EShellView *shell_view) } /** + * e_shell_view_get_state_key_file: + * @shell_view: an #EShellView + * + * Returns the #GKeyFile holding widget state data for @shell_view. + * + * Returns: the #GKeyFile for @shell_view + **/ +GKeyFile * +e_shell_view_get_state_key_file (EShellView *shell_view) +{ + g_return_val_if_fail (E_IS_SHELL_VIEW (shell_view), NULL); + + return shell_view->priv->state_key_file; +} + +/** + * e_shell_view_set_state_dirty: + * @shell_view: an #EShellView + * + * Marks the widget state data as modified (or "dirty") and schedules it + * to be saved to disk after a short delay. The delay caps the frequency + * of saving to disk. + **/ +void +e_shell_view_set_state_dirty (EShellView *shell_view) +{ + guint source_id; + + g_return_if_fail (E_IS_SHELL_VIEW (shell_view)); + + /* If a timeout is already scheduled, do nothing. */ + if (shell_view->priv->state_save_source_id > 0) + return; + + source_id = g_timeout_add_seconds ( + STATE_SAVE_TIMEOUT_SECONDS, (GSourceFunc) + shell_view_state_timeout_cb, shell_view); + + shell_view->priv->state_save_source_id = source_id; +} + +/** * e_shell_view_update_actions: * @shell_view: an #EShellView * |