// Log a warning when an event takes longer than this to process, even if an ANR does not occur.
const nsecs_t SLOW_EVENT_PROCESSING_WARNING_TIMEOUT = 2000 * 1000000LL; // 2sec
+// Number of recent events to keep for debugging purposes.
+const size_t RECENT_QUEUE_MAX_SIZE = 10;
static inline nsecs_t now() {
return systemTime(SYSTEM_TIME_MONOTONIC);
return needWake;
}
+void InputDispatcher::addRecentEventLocked(EventEntry* entry) {
+ entry->refCount += 1;
+ mRecentQueue.enqueueAtTail(entry);
+ if (mRecentQueue.count() > RECENT_QUEUE_MAX_SIZE) {
+ mRecentQueue.dequeueAtHead()->release();
+ }
+}
+
sp<InputWindowHandle> InputDispatcher::findTouchedWindowAtLocked(int32_t displayId,
int32_t x, int32_t y) {
// Traverse windows from front to back to find touched window.
if (entry == mNextUnblockedEvent) {
mNextUnblockedEvent = NULL;
}
+ addRecentEventLocked(entry);
entry->release();
}
nsecs_t currentTime = now();
+ // Dump recently dispatched or dropped events from oldest to newest.
+ if (!mRecentQueue.isEmpty()) {
+ dump.appendFormat(INDENT "RecentQueue: length=%u\n", mRecentQueue.count());
+ for (EventEntry* entry = mRecentQueue.head; entry; entry = entry->next) {
+ dump.append(INDENT2);
+ entry->appendDescription(dump);
+ dump.appendFormat(", age=%0.1fms\n",
+ (currentTime - entry->eventTime) * 0.000001f);
+ }
+ } else {
+ dump.append(INDENT "RecentQueue: <empty>\n");
+ }
+
+ // Dump event currently being dispatched.
+ if (mPendingEvent) {
+ dump.append(INDENT "PendingEvent:\n");
+ dump.append(INDENT2);
+ mPendingEvent->appendDescription(dump);
+ dump.appendFormat(", age=%0.1fms\n",
+ (currentTime - mPendingEvent->eventTime) * 0.000001f);
+ } else {
+ dump.append(INDENT "PendingEvent: <none>\n");
+ }
+
+ // Dump inbound events from oldest to newest.
if (!mInboundQueue.isEmpty()) {
dump.appendFormat(INDENT "InboundQueue: length=%u\n", mInboundQueue.count());
for (EventEntry* entry = mInboundQueue.head; entry; entry = entry->next) {
}
void InputDispatcher::ConfigurationChangedEntry::appendDescription(String8& msg) const {
- msg.append("ConfigurationChangedEvent()");
+ msg.append("ConfigurationChangedEvent(), policyFlags=0x%08x",
+ policyFlags);
}
}
void InputDispatcher::DeviceResetEntry::appendDescription(String8& msg) const {
- msg.appendFormat("DeviceResetEvent(deviceId=%d)", deviceId);
+ msg.appendFormat("DeviceResetEvent(deviceId=%d), policyFlags=0x%08x",
+ deviceId, policyFlags);
}
}
void InputDispatcher::KeyEntry::appendDescription(String8& msg) const {
- msg.appendFormat("KeyEvent(action=%d, deviceId=%d, source=0x%08x)",
- action, deviceId, source);
+ msg.appendFormat("KeyEvent(deviceId=%d, source=0x%08x, action=%d, "
+ "flags=0x%08x, keyCode=%d, scanCode=%d, metaState=0x%08x, "
+ "repeatCount=%d), policyFlags=0x%08x",
+ deviceId, source, action, flags, keyCode, scanCode, metaState,
+ repeatCount, policyFlags);
}
void InputDispatcher::KeyEntry::recycle() {
}
void InputDispatcher::MotionEntry::appendDescription(String8& msg) const {
- msg.appendFormat("MotionEvent(action=%d, deviceId=%d, source=0x%08x, displayId=%d)",
- action, deviceId, source, displayId);
+ msg.appendFormat("MotionEvent(deviceId=%d, source=0x%08x, action=%d, "
+ "flags=0x%08x, metaState=0x%08x, buttonState=0x%08x, edgeFlags=0x%08x, "
+ "xPrecision=%.1f, yPrecision=%.1f, displayId=%d, pointers=[",
+ deviceId, source, action, flags, metaState, buttonState, edgeFlags,
+ xPrecision, yPrecision, displayId);
+ for (uint32_t i = 0; i < pointerCount; i++) {
+ if (i) {
+ msg.append(", ");
+ }
+ msg.appendFormat("%d: (%.1f, %.1f)", pointerProperties[i].id,
+ pointerCoords[i].getX(), pointerCoords[i].getY());
+ }
+ msg.appendFormat("]), policyFlags=0x%08x", policyFlags);
}