fix(gui): properly handle AST Inspector popup state

- Add _show_ast_inspector flag to track when popup should open
- Use same pattern as other modals (_show_* flag + open_popup)
- Restructure if/else to properly handle end_popup paths
- This fixes the Inspect button not opening the modal

config.toml

@@ -56,7 +56,7 @@ Theme = true
 Diagnostics = false
 "External Tools" = false
 "Shader Editor" = false
-"Undo/Redo History" = true
+"Undo/Redo History" = false
 
 [theme]
 palette = "Nord Dark"

manualslop_layout.ini

@@ -75,7 +75,7 @@ DockId=0xAFC85805,2
 
 [Window][Theme]
 Pos=0,28
-Size=1109,1750
+Size=1412,1729
 Collapsed=0
 DockId=0x00000005,3
 
@@ -102,26 +102,26 @@ Collapsed=0
 DockId=0x0000000D,0
 
 [Window][Discussion Hub]
-Pos=1111,28
+Pos=1414,28
-Size=1154,1750
+Size=1154,1729
 Collapsed=0
 DockId=0x00000006,0
 
 [Window][Operations Hub]
 Pos=0,28
-Size=1109,1750
+Size=1412,1729
 Collapsed=0
 DockId=0x00000005,2
 
 [Window][Files & Media]
-Pos=1111,28
+Pos=1414,28
-Size=1154,1750
+Size=1154,1729
 Collapsed=0
 DockId=0x00000006,1
 
 [Window][AI Settings]
 Pos=0,28
-Size=1109,1750
+Size=1412,1729
 Collapsed=0
 DockId=0x00000005,0
 
@@ -407,7 +407,7 @@ DockId=0x00000006,1
 
 [Window][Project Settings]
 Pos=0,28
-Size=1109,1750
+Size=1412,1729
 Collapsed=0
 DockId=0x00000005,1
 
@@ -591,11 +591,11 @@ Column 4  Width=70
 DockNode          ID=0x00000008 Pos=3125,170 Size=593,1157 Split=Y
   DockNode        ID=0x00000009 Parent=0x00000008 SizeRef=1029,147 Selected=0x0469CA7A
   DockNode        ID=0x0000000A Parent=0x00000008 SizeRef=1029,145 Selected=0xDF822E02
-DockSpace         ID=0xAFC85805 Window=0x079D3A04 Pos=0,28 Size=2727,1750 Split=X
+DockSpace         ID=0xAFC85805 Window=0x079D3A04 Pos=0,28 Size=2568,1729 Split=X
   DockNode        ID=0x00000003 Parent=0xAFC85805 SizeRef=2254,1183 Split=X
     DockNode      ID=0x0000000B Parent=0x00000003 SizeRef=404,1186 Split=X Selected=0xF4139CA2
       DockNode    ID=0x00000007 Parent=0x0000000B SizeRef=1512,858 Split=X Selected=0x8CA2375C
-        DockNode  ID=0x00000005 Parent=0x00000007 SizeRef=1109,1681 CentralNode=1 Selected=0x7BD57D6A
+        DockNode  ID=0x00000005 Parent=0x00000007 SizeRef=1109,1681 CentralNode=1 Selected=0x418C7449
         DockNode  ID=0x00000006 Parent=0x00000007 SizeRef=1154,1681 Selected=0x6F2B5B04
       DockNode    ID=0x0000000E Parent=0x0000000B SizeRef=1777,858 Selected=0x1D56B311
     DockNode      ID=0x0000000D Parent=0x00000003 SizeRef=435,1186 Selected=0x363E93D6

src/gui_2.py

@@ -240,6 +240,7 @@ class App:
   self.ui_new_context_preset_name = ""
   self._focus_md_cache: dict[str, str] = {}
   self.ui_inspecting_ast_file = None
+  self._show_ast_inspector = False
   self._cached_ast_nodes = []
   self._cached_ast_file_path = ''
   self.ui_editing_slices_file = None
@@ -1663,84 +1664,89 @@ class App:
    imgui.end_popup()
 
  def _render_ast_inspector_modal(self) -> None:
+  if self._show_ast_inspector:
+   imgui.open_popup('AST Inspector')
+   self._show_ast_inspector = False
   expanded, opened = imgui.begin_popup_modal('AST Inspector', True, imgui.WindowFlags_.always_auto_resize)
-  if expanded:
+  if not opened:
-   if self.ui_inspecting_ast_file is None:
+   return
-    imgui.close_current_popup()
+  if self.ui_inspecting_ast_file is None:
-   else:
+   imgui.close_current_popup()
-    f_item = self.ui_inspecting_ast_file
-    f_path = f_item.path if hasattr(f_item, "path") else str(f_item)
-    
-    if f_path != self._cached_ast_file_path:
-     outline = ""
-     try:
-      if f_path.lower().endswith('.py'):
-       outline = mcp_client.py_get_code_outline(f_path)
-      elif f_path.lower().endswith(('.c', '.h')):
-       outline = mcp_client.ts_c_get_code_outline(f_path)
-      else:
-       outline = mcp_client.ts_cpp_get_code_outline(f_path)
-     except Exception as e:
-      outline = f"Error fetching outline: {e}"
-     
-     self._cached_ast_nodes = []
-     import re
-     pattern = re.compile(r'^(\s*)\[(.*?)\] (.*?) \(Lines \d+-\d+\)')
-     stack = [] # (indent, name)
-     for line in outline.splitlines():
-      m = pattern.match(line)
-      if m:
-       indent_str, kind, name = m.groups()
-       indent = len(indent_str)
-       while stack and stack[-1][0] >= indent:
-        stack.pop()
-       stack.append((indent, name))
-       full_path = '::'.join([s[1] for s in stack])
-       self._cached_ast_nodes.append({
-        'indent': indent,
-        'kind': kind,
-        'name': name,
-        'full_path': full_path
-       })
-     self._cached_ast_file_path = f_path
-
-    imgui.text(f"Inspecting AST: {f_path}")
-    imgui.separator()
-    
-    imgui.begin_child("ast_tree_scroll", imgui.ImVec2(800, 600), True)
-    if not self._cached_ast_nodes:
-     imgui.text("No AST nodes found or error fetching outline.")
-    else:
-     for node in self._cached_ast_nodes:
-      indent = node['indent']
-      kind = node['kind']
-      name = node['name']
-      full_path = node['full_path']
-      
-      imgui.dummy(imgui.ImVec2(indent * 10, 0))
-      imgui.same_line()
-      imgui.text(f"[{kind}] {name}")
-      imgui.same_line(imgui.get_window_width() - 200)
-      
-      current_mode = f_item.ast_mask.get(full_path, 'hide')
-      
-      imgui.push_id(full_path)
-      if imgui.radio_button("Def", current_mode == 'def'):
-       f_item.ast_mask[full_path] = 'def'
-      imgui.same_line()
-      if imgui.radio_button("Sig", current_mode == 'sig'):
-       f_item.ast_mask[full_path] = 'sig'
-      imgui.same_line()
-      if imgui.radio_button("Hide", current_mode == 'hide'):
-       f_item.ast_mask[full_path] = 'hide'
-      imgui.pop_id()
-    imgui.end_child()
-    
-    imgui.separator()
-    if imgui.button("Close", imgui.ImVec2(120, 0)):
-     self.ui_inspecting_ast_file = None
-     imgui.close_current_popup()
    imgui.end_popup()
+   return
+  f_item = self.ui_inspecting_ast_file
+  f_path = f_item.path if hasattr(f_item, "path") else str(f_item)
+  
+  if f_path != self._cached_ast_file_path:
+   outline = ""
+   try:
+    if f_path.lower().endswith('.py'):
+     outline = mcp_client.py_get_code_outline(f_path)
+    elif f_path.lower().endswith(('.c', '.h')):
+     outline = mcp_client.ts_c_get_code_outline(f_path)
+    else:
+     outline = mcp_client.ts_cpp_get_code_outline(f_path)
+   except Exception as e:
+    outline = f"Error fetching outline: {e}"
+   
+   self._cached_ast_nodes = []
+   import re
+   pattern = re.compile(r'^(\s*)\[(.*?)\] (.*?) \(Lines \d+-\d+\)')
+   stack = [] # (indent, name)
+   for line in outline.splitlines():
+    m = pattern.match(line)
+    if m:
+     indent_str, kind, name = m.groups()
+     indent = len(indent_str)
+     while stack and stack[-1][0] >= indent:
+      stack.pop()
+     stack.append((indent, name))
+     full_path = '::'.join([s[1] for s in stack])
+     self._cached_ast_nodes.append({
+      'indent': indent,
+      'kind': kind,
+      'name': name,
+      'full_path': full_path
+     })
+   self._cached_ast_file_path = f_path
+
+  imgui.text(f"Inspecting AST: {f_path}")
+  imgui.separator()
+  
+  imgui.begin_child("ast_tree_scroll", imgui.ImVec2(800, 600), True)
+  if not self._cached_ast_nodes:
+   imgui.text("No AST nodes found or error fetching outline.")
+  else:
+   for node in self._cached_ast_nodes:
+    indent = node['indent']
+    kind = node['kind']
+    name = node['name']
+    full_path = node['full_path']
+    
+    imgui.dummy(imgui.ImVec2(indent * 10, 0))
+    imgui.same_line()
+    imgui.text(f"[{kind}] {name}")
+    imgui.same_line(imgui.get_window_width() - 200)
+    
+    current_mode = f_item.ast_mask.get(full_path, 'hide')
+    
+    imgui.push_id(full_path)
+    if imgui.radio_button("Def", current_mode == 'def'):
+     f_item.ast_mask[full_path] = 'def'
+    imgui.same_line()
+    if imgui.radio_button("Sig", current_mode == 'sig'):
+     f_item.ast_mask[full_path] = 'sig'
+    imgui.same_line()
+    if imgui.radio_button("Hide", current_mode == 'hide'):
+     f_item.ast_mask[full_path] = 'hide'
+    imgui.pop_id()
+  imgui.end_child()
+  
+  imgui.separator()
+  if imgui.button("Close", imgui.ImVec2(120, 0)):
+   self.ui_inspecting_ast_file = None
+   imgui.close_current_popup()
+  imgui.end_popup()
 
  def _render_save_workspace_profile_modal(self) -> None:
   if self._show_save_workspace_profile_modal:
@@ -2902,6 +2908,7 @@ class App:
       imgui.same_line()
       if imgui.button(f"[Inspect]##{i}"):
        self.ui_inspecting_ast_file = f_item
+       self._show_ast_inspector = True
      
      imgui.same_line()
      if imgui.button(f"[Slices]##{i}"):