Implement dialpad in XML

Change-Id: I603eb29203b2ae65fe35f423c574a33bb86662a2

2 files changed, 167 insertions, 5 deletions

diff --git a/src/com/android/dialer/dialpad/DialpadKeyButton.java b/src/com/android/dialer/dialpad/DialpadKeyButton.java
new file mode 100644
index 000000000..9aae631a5
--- /dev/null
+++ b/src/com/android/dialer/dialpad/DialpadKeyButton.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.dialer.dialpad;
+
+import android.content.Context;
+import android.graphics.Rect;
+import android.os.Bundle;
+import android.util.AttributeSet;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.accessibility.AccessibilityEvent;
+import android.view.accessibility.AccessibilityManager;
+import android.view.accessibility.AccessibilityNodeInfo;
+import android.widget.RelativeLayout;
+
+/**
+ * Custom class for dialpad buttons.
+ * <p>
+ * This class implements lift-to-type interaction when touch exploration is
+ * enabled.
+ */
+public class DialpadKeyButton extends RelativeLayout {
+    /** Accessibility manager instance used to check touch exploration state. */
+    private AccessibilityManager mAccessibilityManager;
+
+    /** Bounds used to filter HOVER_EXIT events. */
+    private Rect mHoverBounds = new Rect();
+
+    public interface OnPressedListener {
+        public void onPressed(View view, boolean pressed);
+    }
+
+    private OnPressedListener mOnPressedListener;
+
+    public void setOnPressedListener(OnPressedListener onPressedListener) {
+        mOnPressedListener = onPressedListener;
+    }
+
+    public DialpadKeyButton(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        initForAccessibility(context);
+    }
+
+    public DialpadKeyButton(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+        initForAccessibility(context);
+    }
+
+    private void initForAccessibility(Context context) {
+        mAccessibilityManager = (AccessibilityManager) context.getSystemService(
+                Context.ACCESSIBILITY_SERVICE);
+    }
+
+    @Override
+    public void setPressed(boolean pressed) {
+        super.setPressed(pressed);
+        if (mOnPressedListener != null) {
+            mOnPressedListener.onPressed(this, pressed);
+        }
+    }
+
+    @Override
+    public void onSizeChanged(int w, int h, int oldw, int oldh) {
+        super.onSizeChanged(w, h, oldw, oldh);
+
+        mHoverBounds.left = getPaddingLeft();
+        mHoverBounds.right = w - getPaddingRight();
+        mHoverBounds.top = getPaddingTop();
+        mHoverBounds.bottom = h - getPaddingBottom();
+    }
+
+    @Override
+    public boolean performAccessibilityAction(int action, Bundle arguments) {
+        if (action == AccessibilityNodeInfo.ACTION_CLICK) {
+            simulateClickForAccessibility();
+            return true;
+        }
+
+        return super.performAccessibilityAction(action, arguments);
+    }
+
+    @Override
+    public boolean onHoverEvent(MotionEvent event) {
+        // When touch exploration is turned on, lifting a finger while inside
+        // the button's hover target bounds should perform a click action.
+        if (mAccessibilityManager.isEnabled()
+                && mAccessibilityManager.isTouchExplorationEnabled()) {
+            switch (event.getActionMasked()) {
+                case MotionEvent.ACTION_HOVER_ENTER:
+                    // Lift-to-type temporarily disables double-tap activation.
+                    setClickable(false);
+                    break;
+                case MotionEvent.ACTION_HOVER_EXIT:
+                    if (mHoverBounds.contains((int) event.getX(), (int) event.getY())) {
+                        simulateClickForAccessibility();
+                    }
+                    setClickable(true);
+                    break;
+            }
+        }
+
+        return super.onHoverEvent(event);
+    }
+
+    /**
+     * When accessibility is on, simulate press and release to preserve the
+     * semantic meaning of performClick(). Required for Braille support.
+     */
+    private void simulateClickForAccessibility() {
+        // Checking the press state prevents double activation.
+        if (isPressed()) {
+            return;
+        }
+
+        setPressed(true);
+
+        // Stay consistent with performClick() by sending the event after
+        // setting the pressed state but before performing the action.
+        sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_CLICKED);
+
+        setPressed(false);
+    }
+}
diff --git a/src/com/android/dialer/dialpad/NewDialpadFragment.java b/src/com/android/dialer/dialpad/NewDialpadFragment.java
index 46f5d06cb..b1b25a7ae 100644
--- a/src/com/android/dialer/dialpad/NewDialpadFragment.java
+++ b/src/com/android/dialer/dialpad/NewDialpadFragment.java
@@ -69,6 +69,7 @@ import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.ListView;
 import android.widget.PopupMenu;
+import android.widget.TableRow;
 import android.widget.TextView;
 
 import com.android.contacts.common.CallUtil;
@@ -98,7 +99,7 @@ public class NewDialpadFragment extends Fragment
         View.OnLongClickListener, View.OnKeyListener,
         AdapterView.OnItemClickListener, TextWatcher,
         PopupMenu.OnMenuItemClickListener,
-        DialpadImageButton.OnPressedListener {
+        DialpadKeyButton.OnPressedListener {
     private static final String TAG = NewDialpadFragment.class.getSimpleName();
 
     /**
@@ -574,10 +575,34 @@ public class NewDialpadFragment extends Fragment
     }
 
     private void setupKeypad(View fragmentView) {
-        int[] buttonIds = new int[] { R.id.one, R.id.two, R.id.three, R.id.four, R.id.five,
-                R.id.six, R.id.seven, R.id.eight, R.id.nine, R.id.zero, R.id.star, R.id.pound};
-        for (int id : buttonIds) {
-            ((DialpadImageButton) fragmentView.findViewById(id)).setOnPressedListener(this);
+        final int[] buttonIds = new int[] {R.id.zero, R.id.one, R.id.two, R.id.three, R.id.four,
+                R.id.five, R.id.six, R.id.seven, R.id.eight, R.id.nine, R.id.star, R.id.pound};
+
+        final int[] numberIds = new int[] {R.string.dialpad_0_number, R.string.dialpad_1_number,
+                R.string.dialpad_2_number, R.string.dialpad_3_number, R.string.dialpad_4_number,
+                R.string.dialpad_5_number, R.string.dialpad_6_number, R.string.dialpad_7_number,
+                R.string.dialpad_8_number, R.string.dialpad_9_number, R.string.dialpad_star_number,
+                R.string.dialpad_pound_number};
+
+        final int[] letterIds = new int[] {R.string.dialpad_0_letters, R.string.dialpad_1_letters,
+                R.string.dialpad_2_letters, R.string.dialpad_3_letters, R.string.dialpad_4_letters,
+                R.string.dialpad_5_letters, R.string.dialpad_6_letters, R.string.dialpad_7_letters,
+                R.string.dialpad_8_letters, R.string.dialpad_9_letters,
+                R.string.dialpad_star_letters, R.string.dialpad_pound_letters};
+
+        DialpadKeyButton dialpadKey;
+        TextView numberView;
+        TextView lettersView;
+        final Resources resources = getResources();
+        for (int i = 0; i < buttonIds.length; i++) {
+            dialpadKey = (DialpadKeyButton) fragmentView.findViewById(buttonIds[i]);
+            dialpadKey.setLayoutParams(new TableRow.LayoutParams(
+                    TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.MATCH_PARENT));
+            dialpadKey.setOnPressedListener(this);
+            numberView = (TextView) dialpadKey.findViewById(R.id.dialpad_key_number);
+            lettersView = (TextView) dialpadKey.findViewById(R.id.dialpad_key_letters);
+            numberView.setText(resources.getString(numberIds[i]));
+            lettersView.setText(resources.getString(letterIds[i]));
         }
 
         // Long-pressing one button will initiate Voicemail.