Update comment and set the handled flag properly.
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2 changed files with 15 additions and 2 deletions
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@ -91,7 +91,9 @@ void ttext_::key_press(tevent_handler& /*event*/,
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#endif
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if(key_press_callback_) {
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if(key_press_callback_(this, key, modifier, unicode)) return;
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if((handled = key_press_callback_(this, key, modifier, unicode))) {
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return;
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}
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}
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switch(key) {
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@ -396,7 +396,18 @@ protected:
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virtual void handle_key_default(
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bool& handled, SDLKey key, SDLMod modifier, Uint16 unicode);
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/** Key press callback */
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/**
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* Key press callback.
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*
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* This callback is called in key_press before the other functions. The
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* return value of this function sets the handled flag. If handled the
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* key_press function will stop its execution. The parameters to the
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* function are:
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* - The widget invoking the callback
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* - The SDL key code, needed for special keys.
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* - The keyboard modifiers when the key was pressed.
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* - The unicode for the pressed key.
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*/
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boost::function< bool (twidget*, SDLKey, SDLMod, Uint16) > key_press_callback_;
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};
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