Merge "Always split touches" into main
diff --git a/libs/input/input_flags.aconfig b/libs/input/input_flags.aconfig
index 3830751..500f7b4 100644
--- a/libs/input/input_flags.aconfig
+++ b/libs/input/input_flags.aconfig
@@ -37,6 +37,13 @@
}
flag {
+ name: "split_all_touches"
+ namespace: "input"
+ description: "Set FLAG_SPLIT_TOUCHES to true for all windows, regardless of what they specify. This is essentially deprecating this flag by forcefully enabling the split functionality"
+ bug: "239934827"
+}
+
+flag {
name: "a11y_crash_on_inconsistent_event_stream"
namespace: "accessibility"
description: "Brings back fatal logging for inconsistent event streams originating from accessibility."
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 4076817..af4a04d 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -2448,12 +2448,19 @@
if (isDown) {
targets += findOutsideTargetsLocked(displayId, newTouchedWindowHandle, pointer.id);
}
+ LOG_IF(INFO, newTouchedWindowHandle == nullptr)
+ << "No new touched window at (" << std::format("{:.1f}, {:.1f}", x, y)
+ << ") in display " << displayId;
// Handle the case where we did not find a window.
- if (newTouchedWindowHandle == nullptr) {
- ALOGD("No new touched window at (%.1f, %.1f) in display %s", x, y,
- displayId.toString().c_str());
- // Try to assign the pointer to the first foreground window we find, if there is one.
- newTouchedWindowHandle = tempTouchState.getFirstForegroundWindowHandle(entry.deviceId);
+ if (!input_flags::split_all_touches()) {
+ // If we are force splitting all touches, then touches outside of the window should
+ // be dropped, even if this device already has pointers down in another window.
+ if (newTouchedWindowHandle == nullptr) {
+ // Try to assign the pointer to the first foreground window we find, if there is
+ // one.
+ newTouchedWindowHandle =
+ tempTouchState.getFirstForegroundWindowHandle(entry.deviceId);
+ }
}
// Verify targeted injection.
@@ -7007,6 +7014,13 @@
for (const auto& info : update.windowInfos) {
handlesPerDisplay.emplace(info.displayId, std::vector<sp<WindowInfoHandle>>());
handlesPerDisplay[info.displayId].push_back(sp<WindowInfoHandle>::make(info));
+ if (input_flags::split_all_touches()) {
+ handlesPerDisplay[info.displayId]
+ .back()
+ ->editInfo()
+ ->setInputConfig(android::gui::WindowInfo::InputConfig::PREVENT_SPLITTING,
+ false);
+ }
}
{ // acquire lock
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index c70afd6..e505850 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -4168,6 +4168,7 @@
* the event routing because the first window prevents splitting.
*/
TEST_F(InputDispatcherTest, SplitTouchesSendCorrectActionDownTimeForNewWindow) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window1 =
sp<FakeWindowHandle>::make(application, mDispatcher, "Window1", DISPLAY_ID);
@@ -4225,6 +4226,7 @@
* (and the touch occurred outside of the bounds of window1).
*/
TEST_F(InputDispatcherTest, SplitTouchesDropsEventForNonSplittableSecondWindow) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window1 =
sp<FakeWindowHandle>::make(application, mDispatcher, "Window1", DISPLAY_ID);
@@ -4600,6 +4602,7 @@
* This test attempts to reproduce a crash in the dispatcher.
*/
TEST_P(SpyThatPreventsSplittingWithApplicationFixture, SpyThatPreventsSplittingWithApplication) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> spyWindow = sp<FakeWindowHandle>::make(application, mDispatcher, "Spy",
@@ -5583,6 +5586,7 @@
}
TEST_F(InputDispatcherTest, NonSplitTouchableWindowReceivesMultiTouch) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
sp<FakeWindowHandle>::make(application, mDispatcher, "Fake Window",
@@ -5628,6 +5632,7 @@
* "incomplete" gestures.
*/
TEST_F(InputDispatcherTest, SplittableAndNonSplittableWindows) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> leftWindow =
sp<FakeWindowHandle>::make(application, mDispatcher, "Left splittable Window",
@@ -5665,6 +5670,7 @@
* This test attempts to reproduce a crash.
*/
TEST_F(InputDispatcherTest, MultiDeviceTwoWindowsPreventSplitting) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> leftWindow =
sp<FakeWindowHandle>::make(application, mDispatcher, "Left window (prevent splitting)",
@@ -8411,6 +8417,7 @@
* the previous window should receive this event and not be dropped.
*/
TEST_F(InputDispatcherMultiDeviceTest, SingleDevicePointerDownEventRetentionWithoutWindowTarget) {
+ SCOPED_FLAG_OVERRIDE(split_all_touches, false);
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window = sp<FakeWindowHandle>::make(application, mDispatcher, "Window",
ui::LogicalDisplayId::DEFAULT);