Support long-click for morekeys with Talkback

java/src/org/futo/inputmethod/accessibility/KeyboardAccessibilityDelegate.java

@@ -29,10 +29,8 @@ import android.view.inputmethod.EditorInfo;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
-import androidx.core.view.AccessibilityDelegateCompat;
 import androidx.core.view.ViewCompat;
 import androidx.core.view.accessibility.AccessibilityNodeInfoCompat;
-import androidx.core.view.accessibility.AccessibilityNodeProviderCompat;
 import androidx.customview.widget.ExploreByTouchHelper;
 
 import org.futo.inputmethod.keyboard.Key;
@@ -121,7 +119,7 @@ public class KeyboardAccessibilityDelegate<KV extends KeyboardView>
      */
     protected void sendWindowStateChanged(final String text) {
         final AccessibilityEvent stateChange = AccessibilityEvent.obtain(
-                AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
+                AccessibilityEvent.TYPE_ANNOUNCEMENT);
         mKeyboardView.onInitializeAccessibilityEvent(stateChange);
         stateChange.getText().add(text);
         stateChange.setContentDescription(null);
@@ -183,10 +181,14 @@ public class KeyboardAccessibilityDelegate<KV extends KeyboardView>
         node.setFocusable(true);
         node.setScreenReaderFocusable(true);
 
-        if(k.isActionKey() || k.getCode() == Constants.CODE_SWITCH_ALPHA_SYMBOL || k.getCode() == Constants.CODE_EMOJI || k.getCode() == Constants.CODE_SYMBOL_SHIFT) {
+        if(k.isActionKey() || k.getCode() == Constants.CODE_SWITCH_ALPHA_SYMBOL || k.getCode() == Constants.CODE_EMOJI || k.getCode() == Constants.CODE_SYMBOL_SHIFT || (k.getCode() >= Constants.CODE_ACTION_0 && k.getCode() <= Constants.CODE_ACTION_MAX)) {
             node.addAction(AccessibilityNodeInfoCompat.ACTION_CLICK);
+            node.addAction(AccessibilityNodeInfoCompat.ACTION_LONG_CLICK);
             node.setClickable(true);
         } else {
+            if(k.isLongPressEnabled()) {
+                node.addAction(AccessibilityNodeInfoCompat.ACTION_LONG_CLICK);
+            }
             node.setTextEntryKey(true);
         }
     }
@@ -200,6 +202,10 @@ public class KeyboardAccessibilityDelegate<KV extends KeyboardView>
             // Handle the click action for the virtual button
             performClickOn(k);
             return true;
+        } else if(action == AccessibilityNodeInfoCompat.ACTION_LONG_CLICK) {
+            // Show morekeys
+            performLongClickOn(k);
+            return true;
         }
         return false;
     }

java/src/org/futo/inputmethod/accessibility/MainKeyboardAccessibilityDelegate.java

@@ -227,38 +227,6 @@ public final class MainKeyboardAccessibilityDelegate
             Log.d(TAG, "performLongClickOn: key=" + key);
         }
         final PointerTracker tracker = PointerTracker.getPointerTracker(HOVER_EVENT_POINTER_ID);
-        final long eventTime = SystemClock.uptimeMillis();
+        mKeyboardView.showMoreKeysKeyboard(key, tracker);
-        final int x = key.getHitBox().centerX();
-        final int y = key.getHitBox().centerY();
-        final MotionEvent downEvent = MotionEvent.obtain(
-                eventTime, eventTime, MotionEvent.ACTION_DOWN, x, y, 0 /* metaState */);
-        // Inject a fake down event to {@link PointerTracker} to handle a long press correctly.
-        tracker.processMotionEvent(downEvent, mKeyDetector);
-        downEvent.recycle();
-        // Invoke {@link PointerTracker#onLongPressed()} as if a long press timeout has passed.
-        tracker.onLongPressed();
-        // If {@link Key#hasNoPanelAutoMoreKeys()} is true (such as "0 +" key on the phone layout)
-        // or a key invokes IME switcher dialog, we should just ignore the next
-        // {@link #onRegisterHoverKey(Key,MotionEvent)}. It can be determined by whether
-        // {@link PointerTracker} is in operation or not.
-        if (tracker.isInOperation()) {
-            // This long press shows a more keys keyboard and further hover events should be
-            // handled.
-            mBoundsToIgnoreHoverEvent.setEmpty();
-            return;
-        }
-        // This long press has handled at {@link MainKeyboardView#onLongPress(PointerTracker)}.
-        // We should ignore further hover events on this key.
-        mBoundsToIgnoreHoverEvent.set(key.getHitBox());
-        if (key.getHasNoPanelAutoMoreKey()) {
-            // This long press has registered a code point without showing a more keys keyboard.
-            // We should talk back the code point if possible.
-            final int codePointOfNoPanelAutoMoreKey = key.getMoreKeys().get(0).mCode;
-            final String text = KeyCodeDescriptionMapper.getInstance().getDescriptionForCodePoint(
-                    mKeyboardView.getContext(), codePointOfNoPanelAutoMoreKey);
-            if (text != null) {
-                sendWindowStateChanged(text);
-            }
-        }
     }
 }

java/src/org/futo/inputmethod/accessibility/MoreKeysKeyboardAccessibilityDelegate.java

@@ -17,8 +17,8 @@
 package org.futo.inputmethod.accessibility;
 
 import android.graphics.Rect;
-import android.util.Log;
+import android.view.HapticFeedbackConstants;
-import android.view.MotionEvent;
+import android.view.SoundEffectConstants;
 import android.view.accessibility.AccessibilityEvent;
 
 import androidx.core.view.accessibility.AccessibilityEventCompat;
@@ -27,7 +27,6 @@ import androidx.core.view.accessibility.AccessibilityRecordCompat;
 import org.futo.inputmethod.keyboard.Key;
 import org.futo.inputmethod.keyboard.KeyDetector;
 import org.futo.inputmethod.keyboard.MoreKeysKeyboardView;
-import org.futo.inputmethod.keyboard.PointerTracker;
 
 /**
  * This class represents a delegate that can be registered in {@link MoreKeysKeyboardView} to
@@ -57,6 +56,9 @@ public class MoreKeysKeyboardAccessibilityDelegate
 
     public void onShowMoreKeysKeyboard() {
         sendWindowStateChanged(mOpenAnnounceResId);
+
+        mKeyboardView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+        mKeyboardView.playSoundEffect(SoundEffectConstants.CLICK);
     }
 
     public void onDismissMoreKeysKeyboard() {

java/src/org/futo/inputmethod/keyboard/Key.kt

@@ -300,22 +300,6 @@ data class Key(
         ((actionFlags and KeyConsts.ACTION_FLAGS_ENABLE_LONG_PRESS) != 0
                 && (labelFlags and KeyConsts.LABEL_FLAGS_SHIFTED_LETTER_ACTIVATED) == 0)
 
-    fun markAsLeftEdge(params: KeyboardParams) {
-        hitBox.left = params.mLeftPadding
-    }
-
-    fun markAsRightEdge(params: KeyboardParams) {
-        hitBox.right = params.mOccupiedWidth - params.mRightPadding
-    }
-
-    fun markAsTopEdge(params: KeyboardParams) {
-        hitBox.top = params.mTopPadding
-    }
-
-    fun markAsBottomEdge(params: KeyboardParams) {
-        hitBox.bottom = params.mOccupiedHeight + params.mBottomPadding
-    }
-
     fun selectTypeface(params: KeyDrawParams): Typeface {
         return when (labelFlags and KeyConsts.LABEL_FLAGS_FONT_MASK) {
             KeyConsts.LABEL_FLAGS_FONT_NORMAL -> Typeface.DEFAULT

java/src/org/futo/inputmethod/keyboard/MoreKeysKeyboard.java

@@ -248,10 +248,10 @@ public final class MoreKeysKeyboard extends Keyboard {
         }
 
         public void markAsEdgeKey(final Key key, final int row) {
-            if (row == 0)
+            //if (row == 0)
-                key.markAsTopEdge(this);
+            //    key.markAsTopEdge(this);
-            if (isTopRow(row))
+            //if (isTopRow(row))
-                key.markAsBottomEdge(this);
+            //    key.markAsBottomEdge(this);
         }
 
         private boolean isTopRow(final int rowCount) {

java/src/org/futo/inputmethod/keyboard/MoreKeysKeyboardView.java

@@ -25,9 +25,12 @@ import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
+import android.view.TouchDelegate;
 import android.view.View;
 import android.view.ViewGroup;
 
+import androidx.annotation.NonNull;
+
 import org.futo.inputmethod.accessibility.AccessibilityUtils;
 import org.futo.inputmethod.accessibility.MoreKeysKeyboardAccessibilityDelegate;
 import org.futo.inputmethod.keyboard.internal.KeyDrawParams;
@@ -43,7 +46,7 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
     private final int[] mCoordinates = CoordinateUtils.newInstance();
 
     private final Drawable mDivider;
-    protected final KeyDetector mKeyDetector;
+    protected final MoreKeysDetector mKeyDetector;
     private Controller mController = EMPTY_CONTROLLER;
     protected KeyboardActionListener mListener;
     private int mOriginX;
@@ -104,8 +107,6 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
     @Override
     public void setKeyboard(final Keyboard keyboard) {
         super.setKeyboard(keyboard);
-        mKeyDetector.setKeyboard(
-                keyboard, -getPaddingLeft(), -getPaddingTop() + getVerticalCorrection());
         if (AccessibilityUtils.getInstance().isAccessibilityEnabled()) {
             if (mAccessibilityDelegate == null) {
                 mAccessibilityDelegate = new MoreKeysKeyboardAccessibilityDelegate(
@@ -114,8 +115,15 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
                 mAccessibilityDelegate.setCloseAnnounce(R.string.spoken_close_more_keys_keyboard);
             }
             mAccessibilityDelegate.setKeyboard(keyboard);
+
+            // No vertical correction
+            mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(), -getPaddingTop());
         } else {
             mAccessibilityDelegate = null;
+
+            // With vertical correction
+            mKeyDetector.setKeyboard(
+                    keyboard, -getPaddingLeft(), -getPaddingTop() + getVerticalCorrection());
         }
     }
 
@@ -139,8 +147,13 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
         container.setX(panelX);
         container.setY(panelY);
 
+        if(AccessibilityUtils.getInstance().isAccessibilityEnabled()) {
+            mOriginX = (int)container.getX() - CoordinateUtils.x(mCoordinates);
+            mOriginY = (int)container.getY() - CoordinateUtils.y(mCoordinates);
+        } else {
             mOriginX = CoordinateUtils.x(touchOrigin) - getDefaultCoordX();
             mOriginY = CoordinateUtils.y(touchOrigin) - container.getMeasuredHeight();
+        }
         controller.onShowMoreKeysPanel(this);
         final MoreKeysKeyboardAccessibilityDelegate accessibilityDelegate = mAccessibilityDelegate;
         if (accessibilityDelegate != null
@@ -194,6 +207,8 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
      * Performs the specific action for this panel when the user presses a key on the panel.
      */
     protected void onKeyInput(final Key key, final int x, final int y) {
+        dismissMoreKeysPanel();
+
         final int code = key.getCode();
         if (code == Constants.CODE_OUTPUT_TEXT) {
             mListener.onTextInput(mCurrentKey.getOutputText());
@@ -315,6 +330,36 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
     public void showInParent(final ViewGroup parentView) {
         removeFromParent();
         parentView.addView(getContainerView());
+
+        if(mAccessibilityDelegate != null && AccessibilityUtils.getInstance().isTouchExplorationEnabled()) {
+            parentView.setTouchDelegate(new MyTouchDelegate(parentView, getContainerView()));
+        }
+    }
+
+    class MyTouchDelegate extends TouchDelegate {
+        public MyTouchDelegate(View parentView, View delegateView) {
+            super(new Rect(Integer.MIN_VALUE / 2,  Integer.MIN_VALUE / 2, Integer.MAX_VALUE / 2 - 1, Integer.MAX_VALUE / 2 - 1), delegateView);
+        }
+
+        @Override
+        public boolean onTouchExplorationHoverEvent(@NonNull MotionEvent event) {
+            MotionEvent copy = MotionEvent.obtain(event);
+            copy.offsetLocation(-getContainerView().getX(), -getContainerView().getY());
+
+            // Dismiss the panel if we exit outside of the range
+            if(copy.getAction() == MotionEvent.ACTION_HOVER_EXIT) {
+                if (mKeyDetector.detectHitKey(
+                        (int)copy.getX(),
+                        (int)copy.getY()
+                ) == null) {
+                    dismissMoreKeysPanel();
+                }
+
+                return true;
+            } else {
+                return MoreKeysKeyboardView.this.dispatchHoverEvent(copy);
+            }
+        }
     }
 
     @Override
@@ -323,6 +368,7 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
         final ViewGroup currentParent = (ViewGroup)containerView.getParent();
         if (currentParent != null) {
             currentParent.removeView(containerView);
+            currentParent.setTouchDelegate(null);
         }
     }