1 files changed, 20 insertions, 0 deletions
diff --git a/python/lldbutils/lldbutils/layout.py b/python/lldbutils/lldbutils/layout.py
new file mode 100644
index 000000000..a4894699c
--- /dev/null
+++ b/python/lldbutils/lldbutils/layout.py
@@ -0,0 +1,20 @@
+import lldb
+
+def frametree(debugger, command, result, dict):
+    """Dumps the frame tree containing the given nsIFrame*."""
+    debugger.HandleCommand('expr (' + command + ')->DumpFrameTree()')
+
+def frametreelimited(debugger, command, result, dict):
+    """Dumps the subtree of a frame tree rooted at the given nsIFrame*."""
+    debugger.HandleCommand('expr (' + command + ')->DumpFrameTreeLimited()')
+
+def pstate(debugger, command, result, dict):
+    """Displays a frame's state bits symbolically."""
+    debugger.HandleCommand('expr mozilla::PrintFrameState(' + command + ')')
+
+def init(debugger):
+    debugger.HandleCommand('command script add -f lldbutils.layout.frametree frametree')
+    debugger.HandleCommand('command script add -f lldbutils.layout.frametreelimited frametreelimited')
+    debugger.HandleCommand('command alias ft frametree')
+    debugger.HandleCommand('command alias ftl frametreelimited')
+    debugger.HandleCommand('command script add -f lldbutils.layout.pstate pstate');