[evolution-kolab] EPlugin: new util function for GtkButton sensitivity

[Christian Hilberg <chilberg src gnome org>]

commit 2b3743f7df011bd0999d47c9e4a141082c0a96ef
Author: Christian Hilberg <hilberg kernelconcepts de>
Date:   Tue Oct 9 20:02:23 2012 +0200

    EPlugin: new util function for GtkButton sensitivity
    
    * sets (in)sensitive a named (stock) button
      of a GtkDialog

 src/eplugin/e-kolab-plugin-util.c |   25 ++++++++++++++++++++++---
 src/eplugin/e-kolab-plugin-util.h |    6 ++++++
 2 files changed, 28 insertions(+), 3 deletions(-)
---
diff --git a/src/eplugin/e-kolab-plugin-util.c b/src/eplugin/e-kolab-plugin-util.c
index 2d5bec0..6a632c8 100644
--- a/src/eplugin/e-kolab-plugin-util.c
+++ b/src/eplugin/e-kolab-plugin-util.c
@@ -203,7 +203,7 @@ e_kolab_plugin_util_ui_dialog_ref_button (GtkDialog *dialog,
 	GList *btn_lst = NULL;
 	GList *btn_lst_ptr = NULL;
 	GtkWidget *btn = NULL;
-	
+
 	g_return_val_if_fail (GTK_IS_DIALOG (dialog), NULL);
 	g_return_val_if_fail (button_label != NULL, NULL);
 
@@ -216,7 +216,7 @@ e_kolab_plugin_util_ui_dialog_ref_button (GtkDialog *dialog,
 	while (btn_lst_ptr != NULL) {
 		GtkButton *btn_cand = NULL;
 		const gchar *label = NULL;
-		
+
 		if (! GTK_IS_BUTTON (btn_lst_ptr->data)) {
 			g_warning ("%s()[%u] GtkButtonBox contains non-GtkButton child, skipping",
 			           __func__, __LINE__);
@@ -239,10 +239,29 @@ e_kolab_plugin_util_ui_dialog_ref_button (GtkDialog *dialog,
 
 	if (btn_lst != NULL)
 		g_list_free (btn_lst);
-	
+
 	return btn;
 }
 
+void
+e_kolab_plugin_util_ui_dialog_set_button_sensitive (GtkDialog *dialog,
+                                                    const gchar *button_label,
+                                                    gboolean stock_check,
+                                                    gboolean sensitive)
+{
+	GtkWidget *btn = NULL;
+
+	g_return_if_fail (GTK_IS_DIALOG (dialog));
+	g_return_if_fail (button_label != NULL);
+
+	btn = e_kolab_plugin_util_ui_dialog_ref_button (dialog,
+	                                                button_label,
+	                                                stock_check);
+	g_return_if_fail (GTK_IS_BUTTON (btn));
+	gtk_widget_set_sensitive (btn, sensitive);
+	g_object_unref (btn);
+}
+
 gboolean
 e_kolab_plugin_util_ui_get_selected_source (EShellView *shell_view,
                                             ESource **selected_source)
diff --git a/src/eplugin/e-kolab-plugin-util.h b/src/eplugin/e-kolab-plugin-util.h
index 6cd7f32..6b59335 100644
--- a/src/eplugin/e-kolab-plugin-util.h
+++ b/src/eplugin/e-kolab-plugin-util.h
@@ -54,6 +54,12 @@ e_kolab_plugin_util_ui_dialog_ref_button (GtkDialog *dialog,
                                           const gchar *button_label,
                                           gboolean stock_check);
 
+void
+e_kolab_plugin_util_ui_dialog_set_button_sensitive (GtkDialog *dialog,
+                                                    const gchar *button_label,
+                                                    gboolean stock_check,
+                                                    gboolean sensitive);
+
 gboolean
 e_kolab_plugin_util_ui_get_selected_source (EShellView *shell_view,
                                             ESource **selected_source);