fix: crash when prediction(librime-predict) on, when clicking on norm…

…al candidate and there are predictions.

WeaselTSF/CandidateList.cpp

@@ -421,9 +421,15 @@ void WeaselTSF::_DeleteCandidateList()
 void WeaselTSF::_SelectCandidateOnCurrentPage(size_t index)
 {
 	m_client.SelectCandidateOnCurrentPage(index);
-	// fake a emptyp presskey to get data back and DoEditSession
-	m_client.ProcessKeyEvent(0);
-	_UpdateComposition(_pEditSessionContext);
+	// simulate a VK_SELECT presskey to get data back and DoEditSession
+  // the simulated keycode must be the one make TranslateKeycode Non-Zero return
+  // fix me: are there any better ways?
+  INPUT inputs[2];
+  inputs[0].type = INPUT_KEYBOARD;
+  inputs[0].ki = {VK_SELECT, 0,0,0,0};
+  inputs[1].type = INPUT_KEYBOARD;
+  inputs[1].ki = {VK_SELECT, 0,KEYEVENTF_KEYUP,0,0};
+  ::SendInput(sizeof(inputs) / sizeof(INPUT), inputs, sizeof(INPUT));
 }
 
 void WeaselTSF::_HandleMousePageEvent( bool* const nextPage, bool* const scrollNextPage)