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(svn r11740) -Fix [FS#1610]: Modify and possibly discard key events for code points in the unicode private use area.

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egladil 2008-01-01 18:55:15 +00:00
parent c94a6b8c78
commit 9a2547b5a7
1 changed files with 14 additions and 0 deletions
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14
src/window.cpp
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@ -1643,6 +1643,20 @@ void HandleKeypress(uint32 key)
e.we.keypress.keycode = GB(key, 16, 16);
e.we.keypress.cont = true;
/*
* The Unicode standard defines an area called the private use area. Code points in this
* area are reserved for private use and thus not portable between systems. For instance,
* Apple defines code points for the arrow keys in this area, but these are only printable
* on a system running OS X. We don't want these keys to show up in text fields and such,
* and thus we have to clear the unicode character when we encounter such a key.
*/
if (e.we.keypress.key >= 0xE000 && e.we.keypress.key <= 0xF8FF) e.we.keypress.key = 0;
/*
* If both key and keycode is zero, we don't bother to process the event.
*/
if (e.we.keypress.key == 0 && e.we.keypress.keycode == 0) return;
/* check if we have a query string window open before allowing hotkeys */
if (FindWindowById(WC_QUERY_STRING, 0) != NULL ||
FindWindowById(WC_SEND_NETWORK_MSG, 0) != NULL ||