Update all controls using in-place editors to handle Escape/Return correctly.

Define EVT_CHAR_HOOK handlers to ensure that pressing Escape/Return while an
in-place edit control is active affects only it and is not used for the
keyboard navigation.

Closes #9102.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69897 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/generic/private/listctrl.h

@@ -402,6 +402,10 @@ public:
 
     wxTextCtrl *GetText() const { return m_text; }
 
+    // Check if the given key event should stop editing and return true if it
+    // does or false otherwise.
+    bool CheckForEndEditKey(const wxKeyEvent& event);
+
     // Different reasons for calling EndEdit():
     //
     // It was called because:
@@ -557,6 +561,7 @@ public:
     // called to switch the selection from the current item to newCurrent,
     void OnArrowChar( size_t newCurrent, const wxKeyEvent& event );
 
+    void OnCharHook( wxKeyEvent &event );
     void OnChar( wxKeyEvent &event );
     void OnKeyDown( wxKeyEvent &event );
     void OnKeyUp( wxKeyEvent &event );