Merge "Migrate TextView to use OnBackInvokedDispatcher." into tm-dev (1506886e) · Commits · e / os / android_frameworks_base

core/java/android/widget/Editor.java

+44 −0

Original line number	Diff line number	Diff line
		@@ -111,6 +111,7 @@ import android.view.ViewConfiguration;
		import android.view.ViewGroup;
		import android.view.ViewGroup.LayoutParams;
		import android.view.ViewParent;
		import android.view.ViewRootImpl;
		import android.view.ViewTreeObserver;
		import android.view.WindowManager;
		import android.view.accessibility.AccessibilityNodeInfo;
		@@ -129,6 +130,9 @@ import android.view.textclassifier.TextClassificationManager;
		import android.widget.AdapterView.OnItemClickListener;
		import android.widget.TextView.Drawables;
		import android.widget.TextView.OnEditorActionListener;
		import android.window.OnBackInvokedCallback;
		import android.window.OnBackInvokedDispatcher;
		import android.window.WindowOnBackInvokedDispatcher;

		import com.android.internal.annotations.VisibleForTesting;
		import com.android.internal.inputmethod.EditableInputConnection;
		@@ -235,6 +239,14 @@ public class Editor {
		private boolean mSelectionControllerEnabled;

		private final boolean mHapticTextHandleEnabled;
		/** Handles OnBackInvokedCallback back dispatch */
		private final OnBackInvokedCallback mBackCallback = new OnBackInvokedCallback() {
		@Override
		public void onBackInvoked() {
		stopTextActionMode();
		}
		};
		private boolean mBackCallbackRegistered;

		@Nullable
		private MagnifierMotionAnimator mMagnifierAnimator;
		@@ -753,6 +765,35 @@ public class Editor {
		stopTextActionModeWithPreservingSelection();

		mDefaultOnReceiveContentListener.clearInputConnectionInfo();
		unregisterOnBackInvokedCallback();
		}

		private void unregisterOnBackInvokedCallback() {
		if (!mBackCallbackRegistered) {
		return;
		}
		ViewRootImpl viewRootImpl = getTextView().getViewRootImpl();
		if (viewRootImpl != null
		&& WindowOnBackInvokedDispatcher.isOnBackInvokedCallbackEnabled(
		viewRootImpl.mContext)) {
		viewRootImpl.getOnBackInvokedDispatcher()
		.unregisterOnBackInvokedCallback(mBackCallback);
		mBackCallbackRegistered = false;
		}
		}

		private void registerOnBackInvokedCallback() {
		if (mBackCallbackRegistered) {
		return;
		}
		ViewRootImpl viewRootImpl = mTextView.getViewRootImpl();
		if (viewRootImpl != null
		&& WindowOnBackInvokedDispatcher.isOnBackInvokedCallbackEnabled(
		viewRootImpl.mContext)) {
		viewRootImpl.getOnBackInvokedDispatcher().registerOnBackInvokedCallback(
		OnBackInvokedDispatcher.PRIORITY_DEFAULT, mBackCallback);
		mBackCallbackRegistered = true;
		}
		}

		private void discardTextDisplayLists() {
		@@ -2370,6 +2411,7 @@ public class Editor {
		new TextActionModeCallback(TextActionMode.INSERTION);
		mTextActionMode = mTextView.startActionMode(
		actionModeCallback, ActionMode.TYPE_FLOATING);
		registerOnBackInvokedCallback();
		if (mTextActionMode != null && getInsertionController() != null) {
		getInsertionController().show();
		}
		@@ -2485,6 +2527,7 @@ public class Editor {

		ActionMode.Callback actionModeCallback = new TextActionModeCallback(actionMode);
		mTextActionMode = mTextView.startActionMode(actionModeCallback, ActionMode.TYPE_FLOATING);
		registerOnBackInvokedCallback();

		final boolean selectableText = mTextView.isTextEditable() \|\| mTextView.isTextSelectable();
		if (actionMode == TextActionMode.TEXT_LINK && !selectableText
		@@ -2660,6 +2703,7 @@ public class Editor {
		// This will hide the mSelectionModifierCursorController
		mTextActionMode.finish();
		}
		unregisterOnBackInvokedCallback();
		}

		private void stopTextActionModeWithPreservingSelection() {