This change list improves IME support on Linux. Many corner cases that were n...

webkit/api/src/gtk/WebInputEventFactory.cpp

Index: webkit/api/src/gtk/WebInputEventFactory.cpp
===================================================================
--- webkit/api/src/gtk/WebInputEventFactory.cpp	（版本 21138）
+++ webkit/api/src/gtk/WebInputEventFactory.cpp	（工作副本）
@@ -190,6 +190,15 @@
         ASSERT_NOT_REACHED();
     }
 
+    // According to MSDN:
+    // http://msdn.microsoft.com/en-us/library/ms646286(VS.85).aspx
+    // Key events with Alt modifier and F10 are system key events.
+    // We just emulate this behavior. It's necessary to prevent webkit from
+    // processing keypress event generated by alt-d, etc.
+    // F10 is not special on Linux, so don't treat it as system key.
+    if (result.modifiers & WebInputEvent::AltKey)
+        result.isSystemKey = true;
+
     // The key code tells us which physical key was pressed (for example, the
     // A key went down or up).  It does not determine whether A should be lower
     // or upper case.  This is what text does, which should be the keyval.
@@ -207,6 +216,9 @@
     default:
         // This should set text to 0 when it's not a real character.
         // FIXME: fix for non BMP chars
+        // TODO(james.su@gmail.com):
+        // Support control characters input like Windows.
+        // See: http://en.wikipedia.org/wiki/Control_characters
         result.unmodifiedText[0] = result.text[0] =
             static_cast<WebUChar>(gdk_keyval_to_unicode(event->keyval));
     }
@@ -233,6 +245,16 @@
     result.nativeKeyCode = character;
     result.text[0] = character;
     result.unmodifiedText[0] = character;
+
+    // According to MSDN:
+    // http://msdn.microsoft.com/en-us/library/ms646286(VS.85).aspx
+    // Key events with Alt modifier and F10 are system key events.
+    // We just emulate this behavior. It's necessary to prevent webkit from
+    // processing keypress event generated by alt-d, etc.
+    // F10 is not special on Linux, so don't treat it as system key.
+    if (result.modifiers & WebInputEvent::AltKey)
+        result.isSystemKey = true;
+
     return result;
 }