Ticket #3257: ui.patch

libs/libmyth/uitypes.cpp

@@ -4134 +4134 @@
     return false;
 }
 
+bool UIManagedTreeListType::moveUpByAmt(int number_up, bool do_refresh)
+{
+    if (!current_node)
+    {
+        return false;
+    }
+    //
+    //  Move the active node to the
+    //  current active node's previous
+    //  sibling
+    //
+
+    GenericTree *new_node = current_node->prevSibling(number_up, visual_order);
+    if (new_node)
+    {
+        current_node = new_node;
+        if (do_refresh)
+        {
+            if (show_whole_tree)
+            {
+                for(int i = active_bin; i <= bins; i++)
+                {
+                    emit requestUpdate(screen_corners[i]);
+                }
+            }
+            else
+            {
+                refresh();
+            }
+        }
+        emit nodeEntered(current_node->getInt(), current_node->getAttributes());
+        current_node->becomeSelectedChild();
+        return true;
+    }
+    return false;
+}
+
 bool UIManagedTreeListType::moveDown(bool do_refresh)
 {
     if (!current_node)
@@ -4172 +4209 @@
     return false;
 }
 
+bool UIManagedTreeListType::moveDownByAmt(int number_down, bool do_refresh)
+{
+    if (!current_node)
+    {
+        return false;
+    }
+
+    //
+    //  Move the active node to the
+    //  current active node's next
+    //  sibling
+    //
+
+    GenericTree *new_node = current_node->nextSibling(number_down, visual_order);
+    if (new_node)
+    {
+        current_node = new_node;
+        if (do_refresh)
+        {
+            if (show_whole_tree)
+            {
+                for(int i = active_bin; i <= bins; i++)
+                {
+                    emit requestUpdate(screen_corners[i]);
+                }
+            }
+            else
+            {
+                refresh();
+            }
+        }
+        emit nodeEntered(current_node->getInt(), current_node->getAttributes());
+        current_node->becomeSelectedChild();
+        return true;
+    }
+    return false;
+}
+
 bool UIManagedTreeListType::incSearchStart(void)
 {
     MythPopupBox *popup = new MythPopupBox(gContext->GetMainWindow(),

libs/libmyth/uitypes.h

@@ -1094 +1094 @@
     bool    popUp();
     bool    pushDown();
     bool    moveUp(bool do_refresh = true);
+    bool    moveUpByAmt(int number_up = 1, bool do_refresh = true);
     bool    moveDown(bool do_refresh = true);
+    bool    moveDownByAmt(int number_down = 1, bool do_refresh = true);
     bool    pageUp();
     bool    pageDown();
     bool    nextActive(bool wrap_around, bool traverse_up_down);