fix disappearing menu selection boxes

4 files changed, 31 insertions, 12 deletions

diff --git a/src/FbTk/FbPixmap.cc b/src/FbTk/FbPixmap.cc
index c605feb..46ee97c 100644
--- a/src/FbTk/FbPixmap.cc
+++ b/src/FbTk/FbPixmap.cc
@@ -54,18 +54,18 @@ Atom FbPixmap::root_prop_atoms[] = {
 
 FbPixmap::FbPixmap():m_pm(0),
                      m_width(0), m_height(0),
-                     m_depth(0) {
+                     m_depth(0), m_dont_free(false) {
 }
 
 FbPixmap::FbPixmap(const FbPixmap &the_copy):FbDrawable(), m_pm(0),
                                              m_width(0), m_height(0),
-                                             m_depth(0){
+                                             m_depth(0), m_dont_free(false) {
     copy(the_copy);
 }
 
 FbPixmap::FbPixmap(Pixmap pm):m_pm(0),
                               m_width(0), m_height(0),
-                              m_depth(0) {
+                              m_depth(0), m_dont_free(false) {
     if (pm == 0)
         return;
     // assign X pixmap to this
@@ -76,7 +76,7 @@ FbPixmap::FbPixmap(const FbDrawable &src,
                    unsigned int width, unsigned int height,
                    unsigned int depth):m_pm(0),
                               m_width(0), m_height(0),
-                              m_depth(0) {
+                              m_depth(0), m_dont_free(false) {
 
     create(src.drawable(), width, height, depth);
 }
@@ -85,7 +85,7 @@ FbPixmap::FbPixmap(Drawable src,
                    unsigned int width, unsigned int height,
                    unsigned int depth):m_pm(0),
                               m_width(0), m_height(0),
-                              m_depth(0) {
+                              m_depth(0), m_dont_free(false) {
 
     create(src, width, height, depth);
 }
@@ -470,10 +470,13 @@ void FbPixmap::checkAtoms() {
 }
 
 void FbPixmap::free() {
-    if (m_pm != 0) {
+    if (!m_dont_free && m_pm != 0)
         XFreePixmap(display(), m_pm);
-        m_pm = 0;
-    }
+
+    /* note: m_dont_free shouldnt be required anywhere else,
+       because then free() isn't being called appropriately! */
+    m_dont_free = false;
+    m_pm = 0;
     m_width = 0;
     m_height = 0;
     m_depth = 0;
diff --git a/src/FbTk/FbPixmap.hh b/src/FbTk/FbPixmap.hh
index 2935978..dab364a 100644
--- a/src/FbTk/FbPixmap.hh
+++ b/src/FbTk/FbPixmap.hh
@@ -77,12 +77,19 @@ public:
                 unsigned int width, unsigned int height,
                 unsigned int depth);
 
+    /* Will be reset to false whenever this pixmap is reassigned */
+    void dontFree() { m_dont_free = true; }
+
 private:
     void free();
+
     Pixmap m_pm;
     unsigned int m_width, m_height;
     unsigned int m_depth;
 
+    // if pixmap not *owned* by this object (eg assigned from cache object)
+    bool m_dont_free;
+
     /// Functions relating to the maintenance of root window pixmap caching
     static void checkAtoms();
 
diff --git a/src/FbTk/Menu.cc b/src/FbTk/Menu.cc
index b0e5c4e..b067361 100644
--- a/src/FbTk/Menu.cc
+++ b/src/FbTk/Menu.cc
@@ -470,11 +470,11 @@ void Menu::updateMenu(int active_index) {
 
     if (!theme().selectedPixmap().pixmap().drawable()) {
         int hw = theme().itemHeight() / 2;
-        m_theme.setSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme().hiliteTexture()));
+        m_theme.setSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme().hiliteTexture()), true);
 
         if (!theme().highlightSelectedPixmap().pixmap().drawable()) {
             int hw = theme().itemHeight() / 2;
-            m_theme.setHighlightSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme().frameTexture()));
+            m_theme.setHighlightSelectedPixmap(m_image_ctrl.renderImage(hw, hw, theme().frameTexture()), true);
         }
     }
 
diff --git a/src/FbTk/MenuTheme.hh b/src/FbTk/MenuTheme.hh
index c423cf4..da5b65c 100644
--- a/src/FbTk/MenuTheme.hh
+++ b/src/FbTk/MenuTheme.hh
@@ -126,8 +126,17 @@ public:
     inline const FbTk::Color &borderColor() const { return *m_border_color; }
 
     // special override
-    inline void setSelectedPixmap(Pixmap pm) { m_selected_pixmap->pixmap() = pm; }
-    inline void setHighlightSelectedPixmap(Pixmap pm) { m_hl_selected_pixmap->pixmap() = pm; }
+    inline void setSelectedPixmap(Pixmap pm, bool is_imagecached) {
+        m_selected_pixmap->pixmap() = pm; 
+        if (is_imagecached)
+            m_selected_pixmap->pixmap().dontFree();
+    }
+
+    inline void setHighlightSelectedPixmap(Pixmap pm, bool is_imagecached) {
+        m_hl_selected_pixmap->pixmap() = pm; 
+        if (is_imagecached)
+            m_hl_selected_pixmap->pixmap().dontFree();
+    }
 
 private:
     FbTk::ThemeItem<FbTk::Color> t_text, f_text, h_text, d_text;