From 233b0a7bc8f74d2e14996364998db8ef3c2e747b Mon Sep 17 00:00:00 2001
From: Peng Wu <alexepico@gmail.com>
Date: Wed, 5 May 2010 11:18:10 +0800
Subject: [PATCH] add comments

---
 src/ExtEditor.cc | 25 +++++++++++++++++++++----
 src/ExtEditor.h  |  5 +++++
 2 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/src/ExtEditor.cc b/src/ExtEditor.cc
index c8cbd88..daefb93 100644
--- a/src/ExtEditor.cc
+++ b/src/ExtEditor.cc
@@ -30,8 +30,9 @@ ExtEditor::resetLuaState()
 gboolean
 ExtEditor::processKeyEvent (guint keyval, guint keycode, guint modifiers)
 {
-    
-    return FALSE;
+    /* Remember the input string. */
+    /* Deal other staff with updateStateFromInput(). */
+    return false;
 }
 
 void
@@ -70,8 +71,24 @@ ExtEditor::candidateClicked (guint index, guint button, guint state)
 }
 
 bool
-ExtEditor::updateStateFromInput(){
-  return true;
+ExtEditor::fillCommandCandidates()
+{
+    return true;
+}
+
+bool
+ExtEditor::updateStateFromInput()
+{
+    /* Do parse and candidates update here. */
+    /* prefix i double check here. */
+    /* Check m_input len, and update auxiliary string meanwhile.
+     * 1. only "i", dispatch to fillCommandCandidates(void).
+     * 2. "i" with one charactor,
+     *      dispatch to fillCommandCandidates(std::string).
+     * 3. "i" with two charactor or more,
+     *      dispatch to fillCommand(std::string, const char * argument).
+     */
+    return true;
 }
 
 };
diff --git a/src/ExtEditor.h b/src/ExtEditor.h
index 15d4b32..9994a32 100644
--- a/src/ExtEditor.h
+++ b/src/ExtEditor.h
@@ -33,6 +33,11 @@ public:
 private:
     bool updateStateFromInput();
 
+    /* Fill lookup table, and update preedit string. */
+    bool fillCommandCandidates();
+    bool fillCommandCandidates(std::string prefix);
+    bool fillCommand(std::string command_name, const char * argument);
+
     Pointer<IBusEnginePlugin> m_lua_plugin;
 
     std::string m_input;
-- 
2.7.4