Fixed a pixmap resource leak with selected pixmap in menus.

menu.hilite.selected.pixmap and menu.selected.pixmap was not
deleted while switching between non-pixmap styles and pixmap styles.

3 files changed, 27 insertions, 5 deletions

diff --git a/src/FbTk/ImageControl.cc b/src/FbTk/ImageControl.cc
index 38114c8..067bcde 100644
--- a/src/FbTk/ImageControl.cc
+++ b/src/FbTk/ImageControl.cc
@@ -227,11 +227,18 @@ Pixmap ImageControl::searchCache(unsigned int width, unsigned int height,
 
 Pixmap ImageControl::renderImage(unsigned int width, unsigned int height,
                                  const FbTk::Texture &texture,
-                                 FbTk::Orientation orient) {
+                                 FbTk::Orientation orient,
+                                 bool use_cache ) {
 
     if (texture.type() & FbTk::Texture::PARENTRELATIVE)
         return ParentRelative;
 
+    // If we are not suppose to cache this pixmap, just render and return it
+    if ( ! use_cache) {
+        TextureRender image(*this, width, height, orient, m_colors, m_num_colors);
+        return image.render(texture);
+    }
+
     // search cache first
     Pixmap pixmap = searchCache(width, height, texture, orient);
     if (pixmap) {
diff --git a/src/FbTk/ImageControl.hh b/src/FbTk/ImageControl.hh
index a9c2eb7..b7b90f7 100644
--- a/src/FbTk/ImageControl.hh
+++ b/src/FbTk/ImageControl.hh
@@ -54,11 +54,14 @@ public:
        @param width width of pixmap
        @param height height of pixmap
        @param src_texture texture type to render
+       @param orient Orientation of the texture.
+       @param use_cache whether or not to use cache
        @return pixmap of the rendered image, on failure None
     */
     Pixmap renderImage(unsigned int width, unsigned int height,
                        const FbTk::Texture &src_texture,
-                       Orientation orient = ROT0);
+                       Orientation orient = ROT0,
+                       bool use_cache = true);
 
     void installRootColormap();
     void removeImage(Pixmap thepix);
diff --git a/src/FbTk/Menu.cc b/src/FbTk/Menu.cc
index f4e8f3d..7d50302 100644
--- a/src/FbTk/Menu.cc
+++ b/src/FbTk/Menu.cc
@@ -460,12 +460,24 @@ void Menu::updateMenu(int active_index) {
 
     if (!theme()->selectedPixmap().pixmap().drawable()) {
         int hw = theme()->itemHeight() / 2;
-        theme()->setSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme()->hiliteTexture()), true);
+        // render image, disable cache and let the theme remove the pixmap
+        theme()->setSelectedPixmap(m_image_ctrl.
+                                   renderImage(hw, hw,
+                                               theme()->hiliteTexture(), ROT0, 
+                                               false // no cache
+                                               ),  
+                                   false); // the theme takes care of this pixmap
 
         if (!theme()->highlightSelectedPixmap().pixmap().drawable()) {
             int hw = theme()->itemHeight() / 2;
-            theme()->setHighlightSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme()->frameTexture()), true);
-        }
+            // render image, disable cache and let the theme remove the pixmap
+            theme()->setHighlightSelectedPixmap(m_image_ctrl.
+                                                renderImage(hw, hw,
+                                                            theme()->frameTexture(), ROT0, 
+                                                            false  // no cache
+                                                            ), 
+                                                false); // theme takes care of this pixmap
+       }
     }
 
     if (m_title_vis) {