diff --git a/services/inputflinger/InputWindow.cpp b/services/inputflinger/InputWindow.cpp
new file mode 100644
index 0000000..da59159
--- /dev/null
+++ b/services/inputflinger/InputWindow.cpp
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "InputWindow"
+#define LOG_NDEBUG 0
+
+#include "InputWindow.h"
+
+#include <cutils/log.h>
+
+#include <ui/Rect.h>
+#include <ui/Region.h>
+
+namespace android {
+
+// --- InputWindowInfo ---
+void InputWindowInfo::addTouchableRegion(const Rect& region) {
+    touchableRegion.orSelf(region);
+}
+
+bool InputWindowInfo::touchableRegionContainsPoint(int32_t x, int32_t y) const {
+    return touchableRegion.contains(x,y);
+}
+
+bool InputWindowInfo::frameContainsPoint(int32_t x, int32_t y) const {
+    return x >= frameLeft && x <= frameRight
+            && y >= frameTop && y <= frameBottom;
+}
+
+bool InputWindowInfo::isTrustedOverlay() const {
+    return layoutParamsType == TYPE_INPUT_METHOD
+            || layoutParamsType == TYPE_INPUT_METHOD_DIALOG
+            || layoutParamsType == TYPE_SECURE_SYSTEM_OVERLAY;
+}
+
+bool InputWindowInfo::supportsSplitTouch() const {
+    return layoutParamsFlags & FLAG_SPLIT_TOUCH;
+}
+
+
+// --- InputWindowHandle ---
+
+InputWindowHandle::InputWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle) :
+    inputApplicationHandle(inputApplicationHandle), mInfo(NULL) {
+}
+
+InputWindowHandle::~InputWindowHandle() {
+    delete mInfo;
+}
+
+void InputWindowHandle::releaseInfo() {
+    if (mInfo) {
+        delete mInfo;
+        mInfo = NULL;
+    }
+}
+
+} // namespace android