am 46b9ac0a: Native input dispatch rewrite work in progress.

Merge commit '46b9ac0ae2162309774a7478cd9d4e578747bfc2' into gingerbread

* commit '46b9ac0ae2162309774a7478cd9d4e578747bfc2':
  Native input dispatch rewrite work in progress.

1 files changed, 114 insertions, 0 deletions

diff --git a/libs/ui/InputManager.cpp b/libs/ui/InputManager.cpp
new file mode 100644
index 000000000000..ab354a5da11c
--- /dev/null
+++ b/libs/ui/InputManager.cpp
@@ -0,0 +1,114 @@
+//
+// Copyright 2010 The Android Open Source Project
+//
+// The input manager.
+//
+#define LOG_TAG "InputManager"
+
+//#define LOG_NDEBUG 0
+
+#include <cutils/log.h>
+#include <ui/InputManager.h>
+#include <ui/InputReader.h>
+#include <ui/InputDispatcher.h>
+
+namespace android {
+
+InputManager::InputManager(const sp<EventHubInterface>& eventHub,
+        const sp<InputDispatchPolicyInterface>& policy) :
+        mEventHub(eventHub), mPolicy(policy) {
+    mDispatcher = new InputDispatcher(policy);
+    mReader = new InputReader(eventHub, policy, mDispatcher);
+
+    mDispatcherThread = new InputDispatcherThread(mDispatcher);
+    mReaderThread = new InputReaderThread(mReader);
+
+    configureExcludedDevices();
+}
+
+InputManager::~InputManager() {
+    stop();
+}
+
+void InputManager::configureExcludedDevices() {
+    Vector<String8> excludedDeviceNames;
+    mPolicy->getExcludedDeviceNames(excludedDeviceNames);
+
+    for (size_t i = 0; i < excludedDeviceNames.size(); i++) {
+        mEventHub->addExcludedDevice(excludedDeviceNames[i]);
+    }
+}
+
+status_t InputManager::start() {
+    status_t result = mDispatcherThread->run("InputDispatcher", PRIORITY_URGENT_DISPLAY);
+    if (result) {
+        LOGE("Could not start InputDispatcher thread due to error %d.", result);
+        return result;
+    }
+
+    result = mReaderThread->run("InputReader", PRIORITY_URGENT_DISPLAY);
+    if (result) {
+        LOGE("Could not start InputReader thread due to error %d.", result);
+
+        mDispatcherThread->requestExit();
+        return result;
+    }
+
+    return OK;
+}
+
+status_t InputManager::stop() {
+    status_t result = mReaderThread->requestExitAndWait();
+    if (result) {
+        LOGW("Could not stop InputReader thread due to error %d.", result);
+    }
+
+    result = mDispatcherThread->requestExitAndWait();
+    if (result) {
+        LOGW("Could not stop InputDispatcher thread due to error %d.", result);
+    }
+
+    return OK;
+}
+
+status_t InputManager::registerInputChannel(const sp<InputChannel>& inputChannel) {
+    return mDispatcher->registerInputChannel(inputChannel);
+}
+
+status_t InputManager::unregisterInputChannel(const sp<InputChannel>& inputChannel) {
+    return mDispatcher->unregisterInputChannel(inputChannel);
+}
+
+int32_t InputManager::getScanCodeState(int32_t deviceId, int32_t deviceClasses, int32_t scanCode)
+    const {
+    int32_t vkKeyCode, vkScanCode;
+    if (mReader->getCurrentVirtualKey(& vkKeyCode, & vkScanCode)) {
+        if (vkScanCode == scanCode) {
+            return KEY_STATE_VIRTUAL;
+        }
+    }
+
+    return mEventHub->getScanCodeState(deviceId, deviceClasses, scanCode);
+}
+
+int32_t InputManager::getKeyCodeState(int32_t deviceId, int32_t deviceClasses, int32_t keyCode)
+    const {
+    int32_t vkKeyCode, vkScanCode;
+    if (mReader->getCurrentVirtualKey(& vkKeyCode, & vkScanCode)) {
+        if (vkKeyCode == keyCode) {
+            return KEY_STATE_VIRTUAL;
+        }
+    }
+
+    return mEventHub->getKeyCodeState(deviceId, deviceClasses, keyCode);
+}
+
+int32_t InputManager::getSwitchState(int32_t deviceId, int32_t deviceClasses, int32_t sw) const {
+    return mEventHub->getSwitchState(deviceId, deviceClasses, sw);
+}
+
+bool InputManager::hasKeys(size_t numCodes, const int32_t* keyCodes, uint8_t* outFlags) const {
+    return mEventHub->hasKeys(numCodes, keyCodes, outFlags);
+}
+
+} // namespace android