From 13a43acd9fa0c9a10f7f8d3a10312f69fdf7164e Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@drexel.edu>
Date: Mon, 2 Aug 2010 09:14:57 -0400
Subject: [PATCH] Add help tooltips to commands in gui.panel.commands

---
 hooke/ui/gui/__init__.py       |  2 +-
 hooke/ui/gui/panel/commands.py | 25 ++++++++++++++++++++++++-
 2 files changed, 25 insertions(+), 2 deletions(-)

diff --git a/hooke/ui/gui/__init__.py b/hooke/ui/gui/__init__.py
index 61ed74d..9a685e6 100644
--- a/hooke/ui/gui/__init__.py
+++ b/hooke/ui/gui/__init__.py
@@ -98,7 +98,7 @@ class HookeFrame (wx.Frame):
 
         self.execute_command(
                 command=self._command_by_name('load playlist'),
-                args={'input':'test/data/test'},
+                args={'input':'test/data/vclamp_picoforce/playlist'},
                 )
         return # TODO: cleanup
         self.playlists = self._c['playlist'].Playlists
diff --git a/hooke/ui/gui/panel/commands.py b/hooke/ui/gui/panel/commands.py
index d7e60a7..0afd765 100644
--- a/hooke/ui/gui/panel/commands.py
+++ b/hooke/ui/gui/panel/commands.py
@@ -43,9 +43,11 @@ class Tree (wx.TreeCtrl):
             }
         self.Bind(wx.EVT_TREE_SEL_CHANGED, self._on_selection_changed)
         self.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self._on_execute)
+        self.Bind(wx.EVT_MOTION, self._on_motion)
 
         self._callbacks = callbacks
         self._setup_commands(commands, selected)
+        self._last_tooltip = None
 
     def _setup_commands(self, commands, selected):
         self._plugins = {}    # {name: hooke.plugin.Plugin()}
@@ -108,7 +110,7 @@ class Tree (wx.TreeCtrl):
         for c_id in self._name_for_id.keys():
             if c_id == _id:
                 return c_id
-        return _id
+        raise KeyError(_id)
 
     def _on_selection_changed(self, event):
         active_id = event.GetItem()
@@ -122,6 +124,27 @@ class Tree (wx.TreeCtrl):
     def _on_execute(self, event):
         self.execute()
 
+    def _on_motion(self, event):
+        """Enable tooltips.
+        """
+        hit_id,hit_flags = self.HitTest(event.GetPosition())
+        print hit_id
+        try:
+            hit_id = self._canonical_id(hit_id)
+        except KeyError:
+            hit_id = None
+        if hit_id == None:
+            msg = ''
+        else:
+            name = self._name_for_id[hit_id]
+            if self._is_command(name):
+                msg = self._commands[name].help()
+            else:
+                msg = ''  # self._plugins[name].help() TODO: Plugin.help method
+        if msg != self._last_tooltip:
+            self._last_tooltip = msg
+            event.GetEventObject().SetToolTipString(msg)
+
     def select_plugin(self, plugin):
         in_callback(self, plugin)
 
-- 
2.26.2