Merge "Cherry-pick Ib76a95d9e7669016cf11b8b0add8843b438068ea from gingerbread" (9947b321) · Commits · e / os / android_frameworks_base

core/java/android/widget/TextView.java

+95 −31

Original line number	Diff line number	Diff line
		@@ -3869,7 +3869,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		// - ExtractEditText does not call onFocus when it is displayed. Fixing this issue would
		// allow to test for hasSelection in onFocusChanged, which would trigger a
		// startTextSelectionMode here. TODO
		if (selectionController != null && hasSelection()) {
		if (this instanceof ExtractEditText && selectionController != null && hasSelection()) {
		startSelectionActionMode();
		}

		@@ -5042,6 +5042,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		}

		public void beginBatchEdit() {
		mInBatchEditControllers = true;
		final InputMethodState ims = mInputMethodState;
		if (ims != null) {
		int nesting = ++ims.mBatchEditNesting;
		@@ -5064,6 +5065,7 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		}

		public void endBatchEdit() {
		mInBatchEditControllers = false;
		final InputMethodState ims = mInputMethodState;
		if (ims != null) {
		int nesting = --ims.mBatchEditNesting;
		@@ -6991,26 +6993,21 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		// Restore previous selection
		Selection.setSelection((Spannable)mText, prevStart, prevEnd);

		if (mSelectionModifierCursorController != null &&
		!mSelectionModifierCursorController.isShowing()) {
		if (hasSelectionController() && !getSelectionController().isShowing()) {
		// If the anchors aren't showing, revive them.
		mSelectionModifierCursorController.show();
		} else {
		// Tapping inside the selection displays the cut/copy/paste context menu
		// as long as the anchors are already showing.
		showContextMenu();
		getSelectionController().show();
		}
		return;
		} else {
		// Tapping outside stops selection mode, if any
		stopSelectionActionMode();

		if (mInsertionPointCursorController != null) {
		mInsertionPointCursorController.show();
		if (hasInsertionController()) {
		getInsertionController().show();
		}
		}
		} else if (hasSelection() && mSelectionModifierCursorController != null) {
		mSelectionModifierCursorController.show();
		} else if (hasSelection() && hasSelectionController()) {
		getSelectionController().show();
		}
		}

		@@ -7043,11 +7040,12 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		@Override
		public boolean onTouchEvent(MotionEvent event) {
		final int action = event.getActionMasked();
		if (mInsertionPointCursorController != null) {
		mInsertionPointCursorController.onTouchEvent(event);

		if (hasInsertionController()) {
		getInsertionController().onTouchEvent(event);
		}
		if (mSelectionModifierCursorController != null) {
		mSelectionModifierCursorController.onTouchEvent(event);
		if (hasSelectionController()) {
		getSelectionController().onTouchEvent(event);
		}

		if (action == MotionEvent.ACTION_DOWN) {
		@@ -7129,21 +7127,17 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		\|\| windowParams.type > WindowManager.LayoutParams.LAST_SUB_WINDOW;
		}

		if (windowSupportsHandles && isTextEditable() && mCursorVisible && mLayout != null &&
		!mTextIsSelectable) {
		if (mInsertionPointCursorController == null) {
		mInsertionPointCursorController = new InsertionPointCursorController();
		}
		} else {
		hideInsertionPointCursorController();
		// TODO Add an extra android:cursorController flag to disable the controller?
		mInsertionControllerEnabled = windowSupportsHandles && isTextEditable() && mCursorVisible &&
		mLayout != null && !mTextIsSelectable;
		mSelectionControllerEnabled = windowSupportsHandles && textCanBeSelected() &&
		mLayout != null;

		if (!mInsertionControllerEnabled) {
		mInsertionPointCursorController = null;
		}

		if (windowSupportsHandles && textCanBeSelected() && mLayout != null) {
		if (mSelectionModifierCursorController == null) {
		mSelectionModifierCursorController = new SelectionModifierCursorController();
		}
		} else {
		if (!mSelectionControllerEnabled) {
		// Stop selection mode if the controller becomes unavailable.
		if (mSelectionModifierCursorController != null) {
		stopSelectionActionMode();
		@@ -8348,6 +8342,10 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		return true;
		}

		if (isInBatchEditMode()) {
		return false;
		}

		final int extendedPaddingTop = getExtendedPaddingTop();
		final int extendedPaddingBottom = getExtendedPaddingBottom();
		final int compoundPaddingLeft = getCompoundPaddingLeft();
		@@ -8626,6 +8624,10 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		}

		public void show() {
		if (isInBatchEditMode()) {
		return;
		}

		mIsShowing = true;
		updatePosition();
		mStartHandle.show();
		@@ -8689,6 +8691,10 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		}

		public void updatePosition() {
		if (!isShowing()) {
		return;
		}

		final int selectionStart = getSelectionStart();
		final int selectionEnd = getSelectionEnd();

		@@ -8913,8 +8919,62 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		}
		}

		/**
		* @return True if this view supports insertion handles.
		*/
		boolean hasInsertionController() {
		return mInsertionControllerEnabled;
		}

		/**
		* @return True if this view supports selection handles.
		*/
		boolean hasSelectionController() {
		return mSelectionControllerEnabled;
		}

		CursorController getInsertionController() {
		if (!mInsertionControllerEnabled) {
		return null;
		}

		if (mInsertionPointCursorController == null) {
		mInsertionPointCursorController = new InsertionPointCursorController();

		final ViewTreeObserver observer = getViewTreeObserver();
		if (observer != null) {
		observer.addOnTouchModeChangeListener(mInsertionPointCursorController);
		}
		}

		return mInsertionPointCursorController;
		}

		CursorController getSelectionController() {
		if (!mSelectionControllerEnabled) {
		return null;
		}

		if (mSelectionModifierCursorController == null) {
		mSelectionModifierCursorController = new SelectionModifierCursorController();

		final ViewTreeObserver observer = getViewTreeObserver();
		if (observer != null) {
		observer.addOnTouchModeChangeListener(mSelectionModifierCursorController);
		}
		}

		return mSelectionModifierCursorController;
		}

		boolean isInBatchEditMode() {
		final InputMethodState ims = mInputMethodState;
		if (ims != null) {
		return ims.mBatchEditNesting > 0;
		}
		return mInBatchEditControllers;
		}

		@ViewDebug.ExportedProperty(category = "text")
		private CharSequence mText;
		private CharSequence mTransformed;
		private BufferType mBufferType = BufferType.NORMAL;
		@@ -8942,10 +9002,14 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
		private Blink mBlink;
		private boolean mCursorVisible = true;

		// Cursor Controllers. Null when disabled.
		// Cursor Controllers.
		private CursorController mInsertionPointCursorController;
		private CursorController mSelectionModifierCursorController;
		private ActionMode mSelectionActionMode;
		private boolean mInsertionControllerEnabled;
		private boolean mSelectionControllerEnabled;
		private boolean mInBatchEditControllers;

		// These are needed to desambiguate a long click. If the long click comes from ones of these, we
		// select from the current cursor position. Otherwise, select from long pressed position.
		private boolean mDPadCenterIsDown = false;