[gpointing-device-settings] dry_run/finish_dry_run/apply interfaces.

[Hiroyuki Ikezoe <hiikezoe src gnome org>]

commit 2451a448ff9963be2ab0c63f8bbb343c52ba4aca
Author: Hiroyuki Ikezoe <poincare ikezoe net>
Date:   Wed Mar 10 19:44:10 2010 +0900

    dry_run/finish_dry_run/apply interfaces.

 src/gpds-ui.c        |   34 ++++++++++++++++++++++++++++++++++
 src/gpds-ui.h        |    6 ++++++
 src/gpds-xinput-ui.c |   42 +++++++++++++++++++++++++++++++++++++++---
 3 files changed, 79 insertions(+), 3 deletions(-)
---
diff --git a/src/gpds-ui.c b/src/gpds-ui.c
index 772302f..d9c2029 100644
--- a/src/gpds-ui.c
+++ b/src/gpds-ui.c
@@ -221,6 +221,40 @@ gpds_ui_build (GpdsUI *ui, GError **error)
     return (klass->build) ? klass->build(ui, error) : FALSE;
 }
 
+gboolean
+gpds_ui_dry_run (GpdsUI *ui, GError **error)
+{
+    GpdsUIClass *klass;
+
+    g_return_val_if_fail(GPDS_IS_UI(ui), FALSE);
+
+    klass = GPDS_UI_GET_CLASS(ui);
+    return (klass->dry_run) ? klass->dry_run(ui, error) : FALSE;
+}
+
+void
+gpds_ui_finish_dry_run (GpdsUI *ui, GError **error)
+{
+    GpdsUIClass *klass;
+
+    g_return_if_fail(GPDS_IS_UI(ui));
+
+    klass = GPDS_UI_GET_CLASS(ui);
+    if (klass->finish_dry_run)
+        klass->finish_dry_run(ui, error);
+}
+
+gboolean
+gpds_ui_apply (GpdsUI *ui, GError **error)
+{
+    GpdsUIClass *klass;
+
+    g_return_val_if_fail(GPDS_IS_UI(ui), FALSE);
+
+    klass = GPDS_UI_GET_CLASS(ui);
+    return (klass->apply) ? klass->apply(ui, error) : FALSE;
+}
+
 GtkWidget *
 gpds_ui_get_content_widget (GpdsUI *ui, GError **error)
 {
diff --git a/src/gpds-ui.h b/src/gpds-ui.h
index d575659..9011440 100644
--- a/src/gpds-ui.h
+++ b/src/gpds-ui.h
@@ -54,6 +54,9 @@ struct _GpdsUIClass
 
     gboolean   (*is_available)          (GpdsUI *ui, GError **error);
     gboolean   (*build)                 (GpdsUI *ui, GError **error);
+    gboolean   (*dry_run)               (GpdsUI *ui, GError **error);
+    void       (*finish_dry_run)        (GpdsUI *ui, GError **error);
+    gboolean   (*apply)                 (GpdsUI *ui, GError **error);
     GtkWidget *(*get_content_widget)    (GpdsUI *ui, GError **error);
     GdkPixbuf *(*get_icon_pixbuf)       (GpdsUI *ui, GError **error);
 };
@@ -69,6 +72,9 @@ GpdsUI      *gpds_ui_new                  (const gchar *type_name,
                                            ...);
 gboolean     gpds_ui_is_available         (GpdsUI *ui, GError **error);
 gboolean     gpds_ui_build                (GpdsUI *ui, GError **error);
+gboolean     gpds_ui_dry_run              (GpdsUI *ui, GError **error);
+void         gpds_ui_finish_dry_run       (GpdsUI *ui, GError **error);
+gboolean     gpds_ui_apply                (GpdsUI *ui, GError **error);
 GtkWidget   *gpds_ui_get_content_widget   (GpdsUI *ui, GError **error);
 GdkPixbuf   *gpds_ui_get_icon_pixbuf      (GpdsUI *ui, GError **error);
 GtkBuilder  *gpds_ui_get_builder          (GpdsUI *ui);
diff --git a/src/gpds-xinput-ui.c b/src/gpds-xinput-ui.c
index 7abd86c..86709e4 100644
--- a/src/gpds-xinput-ui.c
+++ b/src/gpds-xinput-ui.c
@@ -38,8 +38,10 @@ struct _GpdsXInputUIPriv
 
 G_DEFINE_ABSTRACT_TYPE(GpdsXInputUI, gpds_xinput_ui, GPDS_TYPE_UI)
 
-static void     dispose      (GObject      *object);
-static gboolean is_available (GpdsUI  *ui, GError **error);
+static void     dispose        (GObject *object);
+static gboolean is_available   (GpdsUI  *ui, GError **error);
+static gboolean dry_run        (GpdsUI  *ui, GError **error);
+static void     finish_dry_run (GpdsUI  *ui, GError **error);
 
 static void
 gpds_xinput_ui_class_init (GpdsXInputUIClass *klass)
@@ -49,7 +51,9 @@ gpds_xinput_ui_class_init (GpdsXInputUIClass *klass)
 
     gobject_class->dispose = dispose;
 
-    ui_class->is_available = is_available;
+    ui_class->is_available   = is_available;
+    ui_class->dry_run        = dry_run;
+    ui_class->finish_dry_run = finish_dry_run;
 
     g_type_class_add_private(gobject_class, sizeof(GpdsXInputUIPriv));
 }
@@ -96,6 +100,38 @@ is_available (GpdsUI *ui, GError **error)
     return TRUE;
 }
 
+static gboolean
+dry_run (GpdsUI *ui, GError **error)
+{
+    GpdsXInputUIPriv *priv;
+
+    priv = GPDS_XINPUT_UI_GET_PRIVATE(ui);
+    if (!priv->xinput)
+        return FALSE;
+
+    gpds_xinput_backup_all_properties(priv->xinput);
+
+    if (GPDS_UI_CLASS(gpds_xinput_ui_parent_class)->dry_run)
+        return GPDS_UI_CLASS(gpds_xinput_ui_parent_class)->dry_run(ui, error);
+
+    return TRUE;
+}
+
+static void
+finish_dry_run (GpdsUI *ui, GError **error)
+{
+    GpdsXInputUIPriv *priv;
+
+    priv = GPDS_XINPUT_UI_GET_PRIVATE(ui);
+    if (!priv->xinput)
+        return;
+
+    gpds_xinput_restore_all_properties(priv->xinput);
+
+    if (GPDS_UI_CLASS(gpds_xinput_ui_parent_class)->finish_dry_run)
+        GPDS_UI_CLASS(gpds_xinput_ui_parent_class)->finish_dry_run(ui, error);
+}
+
 void
 gpds_xinput_ui_set_xinput (GpdsXInputUI *ui, GpdsXInput *xinput)
 {