When realizing the widget, set the window transiency.

[hildon] / src / hildon-helper.c

diff --git a/src/hildon-helper.c b/src/hildon-helper.c
index 839693a..22c5af8 100644 (file)
--- a/src/hildon-helper.c
+++ b/src/hildon-helper.c
@@ -8,7 +8,7 @@
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public License
  * as published by the Free Software Foundation; version 2.1 of
- * the License.
+ * the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful, but
  * WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -234,15 +234,33 @@ hildon_helper_set_logical_font                  (GtkWidget *widget,
     return signum;
 }
 
+static GQuark
+hildon_helper_insensitive_message_quark         (void)
+{
+    static GQuark quark = 0;
+
+    if (G_UNLIKELY (quark == 0))
+        quark = g_quark_from_static_string ("hildon-insensitive-message");
+
+    return quark;
+}
+
 static void
 show_insensitive_message                        (GtkWidget *widget, 
-                                                 const gchar *message)
+                                                 gpointer user_data)
 {
+    gchar *message = NULL;
+
     g_assert (GTK_IS_WIDGET (widget));
 
-    hildon_banner_show_information (widget, NULL, message);
+    message = (gchar*) g_object_get_qdata (G_OBJECT (widget),
+            hildon_helper_insensitive_message_quark ());
+
+    if (message)
+        hildon_banner_show_information (widget, NULL, message);
 }
 
+
 /**
  * hildon_helper_set_insensitive_message
  * @widget : A @GtkWidget to assign a banner to
@@ -253,23 +271,58 @@ show_insensitive_message                        (GtkWidget *widget,
  * using a standard @HildonBanner. 
  *
  **/
+
 void
 hildon_helper_set_insensitive_message           (GtkWidget *widget,
                                                  const gchar *message)
 {
     g_return_if_fail (GTK_IS_WIDGET (widget));
-    g_return_if_fail (message != NULL);
 
+    /* Clean up any previous instance of the insensitive message */
     g_signal_handlers_disconnect_matched (G_OBJECT (widget), G_SIGNAL_MATCH_FUNC,
                                          0, 0, NULL,
-                      G_CALLBACK (show_insensitive_message), NULL);
+                                         G_CALLBACK (show_insensitive_message), NULL);
+    
+    /* We need to dup the string because the pointer might not be valid when the
+     insensitive-press signal callback is executed */
+    g_object_set_qdata_full (G_OBJECT (widget), hildon_helper_insensitive_message_quark (), 
+                            (gpointer)g_strdup (message),
+                            g_free);
 
     if (message != NULL) {
-        g_signal_connect (G_OBJECT (widget), "insensitive-press",
-                G_CALLBACK (show_insensitive_message), (gpointer) message);
+      g_signal_connect (G_OBJECT (widget), "insensitive-press",
+                       G_CALLBACK (show_insensitive_message), NULL);
     }
 }
 
+/**
+ * hildon_helper_set_insensitive_messagef
+ * @widget : A @GtkWidget to assign a banner to
+ * @format : a printf-like format string
+ * @varargs : arguments for the format string
+ *
+ * A version of hildon_helper_set_insensitive_message with string formatting.
+ *
+ **/
+
+void
+hildon_helper_set_insensitive_messagef          (GtkWidget *widget,
+                                                 const gchar *format,
+                                                 ...)
+{
+    g_return_if_fail (GTK_IS_WIDGET (widget));
+
+    gchar *message;
+    va_list args;
+
+    va_start (args, format);
+    message = g_strdup_vprintf (format, args);
+    va_end (args);
+
+    hildon_helper_set_insensitive_message (widget, message);
+
+    g_free (message);
+}
 
 /**
  * hildon_helper_set_logical_color:
@@ -326,3 +379,30 @@ hildon_helper_set_logical_color                 (GtkWidget *widget,
 }
 
 
+/**
+ *
+ * hildon_helper_set_thumb_scrollbar
+ * @win: A @GtkScrolledWindow to use as target
+ * @thumb: TRUE to enable the thumb scrollbar, FALSE to disable
+ *
+ * This function enables a thumb scrollbar on a given scrolled window. It'll convert the
+ * existing normal scrollbar into a larger, finger-usable scrollbar that works without a stylus. 
+ * As fingerable list rows are fairly high, consider using the whole available vertical space 
+ * of your application for the content in order to have as many rows as possible 
+ * visible on the screen at once. 
+ *
+ * Finger-Sized scrollbar should always be used together with finger-sized content.
+ **/
+void
+hildon_helper_set_thumb_scrollbar               (GtkScrolledWindow *win, 
+                                                 gboolean thumb)
+{
+    g_return_if_fail (GTK_IS_SCROLLED_WINDOW (win));
+
+    if (win->vscrollbar) 
+        gtk_widget_set_name (win->vscrollbar, (thumb) ? "hildon-thumb-scrollbar" : NULL);
+}
+
+
+
+