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Scribe in View: enable Handwriting

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Bug: 209854913
Test: atest FrameworksCoreTests:HandwritingInitiatorTest
Change-Id: I8449b3d9e713e226a2cd2b772103e79bf65b88c9
This commit is contained in:
Haoyu Zhang
2022-01-20 09:54:54 -08:00
parent 8b22e7b706
commit 57620822d3
4 changed files with 21 additions and 71 deletions
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15
apct-tests/perftests/core/src/android/view/HandwritingInitiatorPerfTest.java
View File

@@ -25,7 +25,6 @@ import static android.view.MotionEvent.TOOL_TYPE_STYLUS;
import android.app.Instrumentation;
import android.content.Context;
import android.graphics.Rect;
import android.perftests.utils.BenchmarkState;
import android.perftests.utils.PerfStatusReporter;
import android.view.inputmethod.EditorInfo;
@@ -190,7 +189,7 @@ public class HandwritingInitiatorPerfTest {
final View view = new View(mContext);
final EditorInfo editorInfo = new EditorInfo();
while (state.keepRunning()) {
mHandwritingInitiator.onInputConnectionCreated(view, editorInfo);
mHandwritingInitiator.onInputConnectionCreated(view);
state.pauseTiming();
mHandwritingInitiator.onInputConnectionClosed(view);
state.resumeTiming();
@@ -201,24 +200,14 @@ public class HandwritingInitiatorPerfTest {
public void onInputConnectionClosed() {
final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
final View view = new View(mContext);
final EditorInfo editorInfo = new EditorInfo();
while (state.keepRunning()) {
state.pauseTiming();
mHandwritingInitiator.onInputConnectionCreated(view, editorInfo);
mHandwritingInitiator.onInputConnectionCreated(view);
state.resumeTiming();
mHandwritingInitiator.onInputConnectionClosed(view);
}
}
@Test
public void updateEditorBoundary() {
final BenchmarkState state = mPerfStatusReporter.getBenchmarkState();
final Rect rect = new Rect(0, 0, 100, 100);
while (state.keepRunning()) {
mHandwritingInitiator.updateEditorBound(rect);
}
}
private MotionEvent createMotionEvent(int action, int toolType, int x, int y, long eventTime) {
MotionEvent.PointerProperties[] properties = MotionEvent.PointerProperties.createArray(1);
properties[0].toolType = toolType;

36
core/java/android/view/HandwritingInitiator.java
View File

@@ -19,7 +19,6 @@ package android.view;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.graphics.Rect;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import com.android.internal.annotations.VisibleForTesting;
@@ -75,11 +74,6 @@ public class HandwritingInitiator {
@VisibleForTesting
public WeakReference<View> mConnectedView = null;
/** The editor bound reported by the connected View. */
@Nullable
@VisibleForTesting
public Rect mEditorBound = null;
/**
* When InputConnection restarts for a View, View#onInputConnectionCreatedInternal
* might be called before View#onInputConnectionClosedInternal, so we need to count the input
@@ -174,9 +168,8 @@ public class HandwritingInitiator {
* @param view the view that created the current InputConnection.
* @see #onInputConnectionClosed(View)
*/
public void onInputConnectionCreated(@NonNull View view, @NonNull EditorInfo editorInfo) {
public void onInputConnectionCreated(@NonNull View view) {
final View connectedView = getConnectedView();
// updateEditorBound(editorInfo.getInitialEditorBound());
if (connectedView == view) {
++mConnectionCount;
} else {
@@ -198,32 +191,14 @@ public class HandwritingInitiator {
--mConnectionCount;
if (mConnectionCount == 0) {
mConnectedView = null;
mEditorBound = null;
}
} else {
// Unexpected branch, set mConnectedView to null to avoid further problem.
mConnectedView = null;
mEditorBound = null;
mConnectionCount = 0;
}
}
/**
* Notify the HandwritingInitiator that editor bound of the connected view(the view with
* active InputConnection) has be updated.
* @param editorBound new the editor bounds of the connected view.
*/
public void updateEditorBound(@NonNull Rect editorBound) {
if (mEditorBound == null) {
mEditorBound = new Rect(editorBound);
} else {
mEditorBound.left = editorBound.left;
mEditorBound.top = editorBound.top;
mEditorBound.right = editorBound.right;
mEditorBound.bottom = editorBound.bottom;
}
}
/**
* Try to initiate handwriting. For this method to successfully send startHandwriting signal,
* the following 3 conditions should meet:
@@ -240,18 +215,19 @@ public class HandwritingInitiator {
return;
}
final View connectedView = getConnectedView();
if (connectedView == null || mEditorBound == null) {
if (connectedView == null) {
return;
}
final ViewParent viewParent = connectedView.getParent();
// Do a final check before startHandwriting.
if (viewParent != null && connectedView.isAttachedToWindow()) {
final Rect editorBounds = new Rect(mEditorBound);
final Rect editorBounds =
new Rect(0, 0, connectedView.getWidth(), connectedView.getHeight());
if (viewParent.getChildVisibleRect(connectedView, editorBounds, null)) {
final int roundedInitX = Math.round(mState.mStylusDownX);
final int roundedInitY = Math.round(mState.mStylusDownY);
if (editorBounds.contains(roundedInitX, roundedInitY)) {
startHandwriting(mConnectedView.get());
startHandwriting(connectedView);
}
}
}
@@ -261,7 +237,7 @@ public class HandwritingInitiator {
/** For test only. */
@VisibleForTesting
public void startHandwriting(View view) {
// mImm.startHandwriting(view);
mImm.startStylusHandwriting(view);
}
private boolean largerThanTouchSlop(float x1, float y1, float x2, float y2) {

2
core/java/android/view/inputmethod/InputMethodManager.java
View File

@@ -2139,7 +2139,7 @@ public final class InputMethodManager {
view.onInputConnectionOpenedInternal(ic, tba, icHandler);
final ViewRootImpl viewRoot = view.getViewRootImpl();
if (viewRoot != null) {
viewRoot.getHandwritingInitiator().onInputConnectionCreated(view, tba);
viewRoot.getHandwritingInitiator().onInputConnectionCreated(view);
}
}

39
core/tests/coretests/src/android/view/HandwritingInitiatorTest.java
View File

@@ -33,7 +33,6 @@ import android.app.Instrumentation;
import android.content.Context;
import android.graphics.Rect;
import android.platform.test.annotations.Presubmit;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -57,7 +56,6 @@ public class HandwritingInitiatorTest {
private static final int TOUCH_SLOP = 8;
private static final long TAP_TIMEOUT = ViewConfiguration.getTapTimeout();
private static final Rect sHwArea = new Rect(100, 200, 500, 500);
private static final EditorInfo sFakeEditorInfo = new EditorInfo();
private HandwritingInitiator mHandwritingInitiator;
private View mTestView;
@@ -72,7 +70,6 @@ public class HandwritingInitiatorTest {
InputMethodManager inputMethodManager = context.getSystemService(InputMethodManager.class);
mHandwritingInitiator =
spy(new HandwritingInitiator(viewConfiguration, inputMethodManager));
mHandwritingInitiator.updateEditorBound(sHwArea);
// mock a parent so that HandwritingInitiator can get
ViewGroup parent = new ViewGroup(context) {
@@ -82,10 +79,7 @@ public class HandwritingInitiatorTest {
}
@Override
public boolean getChildVisibleRect(View child, Rect r, android.graphics.Point offset) {
r.left = sHwArea.left;
r.top = sHwArea.top;
r.right = sHwArea.right;
r.bottom = sHwArea.bottom;
r.set(sHwArea);
return true;
}
};
@@ -97,7 +91,7 @@ public class HandwritingInitiatorTest {
@Test
public void onTouchEvent_startHandwriting_when_stylusMoveOnce_withinHWArea() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
final int x1 = (sHwArea.left + sHwArea.right) / 2;
final int y1 = (sHwArea.top + sHwArea.bottom) / 2;
MotionEvent stylusEvent1 = createStylusEvent(ACTION_DOWN, x1, y1, 0);
@@ -109,13 +103,13 @@ public class HandwritingInitiatorTest {
MotionEvent stylusEvent2 = createStylusEvent(ACTION_MOVE, x2, y2, 0);
mHandwritingInitiator.onTouchEvent(stylusEvent2);
// Stylus movement win HandwritingArea should trigger IMM.startHandwriting once.
// Stylus movement within HandwritingArea should trigger IMM.startHandwriting once.
verify(mHandwritingInitiator, times(1)).startHandwriting(mTestView);
}
@Test
public void onTouchEvent_startHandwritingOnce_when_stylusMoveMultiTimes_withinHWArea() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
final int x1 = (sHwArea.left + sHwArea.right) / 2;
final int y1 = (sHwArea.top + sHwArea.bottom) / 2;
MotionEvent stylusEvent1 = createStylusEvent(ACTION_DOWN, x1, y1, 0);
@@ -152,14 +146,14 @@ public class HandwritingInitiatorTest {
mHandwritingInitiator.onTouchEvent(stylusEvent2);
// InputConnection is created after stylus movement.
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
verify(mHandwritingInitiator, times(1)).startHandwriting(mTestView);
}
@Test
public void onTouchEvent_notStartHandwriting_when_stylusTap_withinHWArea() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
final int x1 = 200;
final int y1 = 200;
MotionEvent stylusEvent1 = createStylusEvent(ACTION_DOWN, x1, y1, 0);
@@ -175,7 +169,7 @@ public class HandwritingInitiatorTest {
@Test
public void onTouchEvent_notStartHandwriting_when_stylusMove_outOfHWArea() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
final int x1 = 10;
final int y1 = 10;
MotionEvent stylusEvent1 = createStylusEvent(ACTION_DOWN, x1, y1, 0);
@@ -191,7 +185,7 @@ public class HandwritingInitiatorTest {
@Test
public void onTouchEvent_notStartHandwriting_when_stylusMove_afterTapTimeOut() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
final int x1 = 10;
final int y1 = 10;
final long time1 = 10L;
@@ -210,18 +204,17 @@ public class HandwritingInitiatorTest {
@Test
public void onInputConnectionCreated_inputConnectionCreated() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
assertThat(mHandwritingInitiator.mConnectedView).isNotNull();
assertThat(mHandwritingInitiator.mConnectedView.get()).isEqualTo(mTestView);
}
@Test
public void onInputConnectionCreated_inputConnectionClosed() {
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
mHandwritingInitiator.onInputConnectionClosed(mTestView);
assertThat(mHandwritingInitiator.mConnectedView).isNull();
assertThat(mHandwritingInitiator.mEditorBound).isNull();
}
@Test
@@ -229,22 +222,14 @@ public class HandwritingInitiatorTest {
// When IMM restarts input connection, View#onInputConnectionCreatedInternal might be
// called before View#onInputConnectionClosedInternal. As a result, we need to handle the
// case where "one view "2 InputConnections".
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView, sFakeEditorInfo);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
mHandwritingInitiator.onInputConnectionCreated(mTestView);
mHandwritingInitiator.onInputConnectionClosed(mTestView);
assertThat(mHandwritingInitiator.mConnectedView).isNotNull();
assertThat(mHandwritingInitiator.mConnectedView.get()).isEqualTo(mTestView);
}
@Test
public void updateEditorBound() {
Rect rect = new Rect(1, 2, 3, 4);
mHandwritingInitiator.updateEditorBound(rect);
assertThat(mHandwritingInitiator.mEditorBound).isEqualTo(rect);
}
private MotionEvent createStylusEvent(int action, int x, int y, long eventTime) {
MotionEvent.PointerProperties[] properties = MotionEvent.PointerProperties.createArray(1);
properties[0].toolType = MotionEvent.TOOL_TYPE_STYLUS;