KeyHandler // +NSLog: "Still Nothing" (Rebased).

- This one is the final input quality check step prior to the language parsing process. It can block trash data from being passed to the Input Method Kit.

Source/Modules/ControllerModules/KeyHandler.mm

@@ -592,10 +592,10 @@ static NSString *const kGraphVizOutputfile = @"/tmp/vChewing-visualization.dot";
         }
     }
 
-    // still nothing, then we update the composing buffer (some app has
+    // still nothing, then we update the composing buffer (some app has strange behavior if we don't do this, "thinking" the key is not actually consumed)
-    // strange behavior if we don't do this, "thinking" the key is not
+    // 砍掉這一段會導致「F1-F12 按鍵干擾組字區」的問題。暫時只能先恢復這段，且補上偵錯彙報機制，方便今後排查故障。
-    // actually consumed)
     if ([state isKindOfClass:[InputStateNotEmpty class]] || !_bpmfReadingBuffer->isEmpty()) {
+        [IME prtDebugIntel:[NSString stringWithFormat:@"Blocked data: charCode: %c, keyCode: %c", charCode, input.keyCode]];
         [IME prtDebugIntel:@"A9BFF20E"];
         errorCallback();
         stateCallback(state);