Add a symbol keyboard.

- Add a symbol layout.
- Let it change the layout between qwerty and symbol on KEYCODE_MODE_CHANGE.
- Adjust key-sizes of the last row in the qwerty keyboard to make it 100%

Bug: 132636760
Test: test manually
Change-Id: I33bd70dc47498ad3f6d255641c9edf48113c053d

3 files changed, 111 insertions, 13 deletions

diff --git a/samples/MultiClientInputMethod/res/xml/qwerty.xml b/samples/MultiClientInputMethod/res/xml/qwerty.xml
index 6ca76fcc4..05164d3d2 100755
--- a/samples/MultiClientInputMethod/res/xml/qwerty.xml
+++ b/samples/MultiClientInputMethod/res/xml/qwerty.xml
@@ -67,12 +67,12 @@
 
     <Row android:rowEdgeFlags="bottom">
         <Key android:codes="-3" android:keyIcon="@drawable/sym_keyboard_done"
-                android:keyWidth="20%p" android:keyEdgeFlags="left"/>
+                android:keyWidth="15%p" android:keyEdgeFlags="left"/>
         <Key android:codes="-2" android:keyLabel="123" android:keyWidth="10%p"/>
         <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
                 android:keyWidth="40%p" android:isRepeatable="true"/>
         <Key android:codes="46,44" android:keyLabel=". ,"
-                android:keyWidth="20%p"/>
+                android:keyWidth="15%p"/>
         <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return"
                 android:keyWidth="20%p" android:keyEdgeFlags="right"/>
     </Row>
diff --git a/samples/MultiClientInputMethod/res/xml/symbols.xml b/samples/MultiClientInputMethod/res/xml/symbols.xml
new file mode 100755
index 000000000..df4692b36
--- /dev/null
+++ b/samples/MultiClientInputMethod/res/xml/symbols.xml
@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2019 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.
+-->
+
+
+<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
+    android:keyWidth="10%p"
+    android:horizontalGap="0px"
+    android:verticalGap="0px"
+    android:keyHeight="50dip"
+    >
+
+    <Row>
+        <Key android:codes="49" android:keyLabel="1" android:keyEdgeFlags="left"/>
+        <Key android:codes="50" android:keyLabel="2"/>
+        <Key android:codes="51" android:keyLabel="3"/>
+        <Key android:codes="52" android:keyLabel="4"/>
+        <Key android:codes="53" android:keyLabel="5"/>
+        <Key android:codes="54" android:keyLabel="6"/>
+        <Key android:codes="55" android:keyLabel="7"/>
+        <Key android:codes="56" android:keyLabel="8"/>
+        <Key android:codes="57" android:keyLabel="9"/>
+        <Key android:codes="48" android:keyLabel="0" android:keyEdgeFlags="right"/>
+    </Row>
+
+    <Row>
+        <Key android:codes="64" android:keyLabel="\@" android:keyEdgeFlags="left"/>
+        <Key android:codes="35" android:keyLabel="\#"/>
+        <Key android:codes="36" android:keyLabel="$"/>
+        <Key android:codes="37" android:keyLabel="%"/>
+        <Key android:codes="38" android:keyLabel="&amp;"/>
+        <Key android:codes="42" android:keyLabel="*"/>
+        <Key android:codes="45" android:keyLabel="-"/>
+        <Key android:codes="61" android:keyLabel="="/>
+        <Key android:codes="40" android:keyLabel="("/>
+        <Key android:codes="41" android:keyLabel=")" android:keyEdgeFlags="right"/>
+    </Row>
+
+    <Row>
+        <Key android:codes="-1" android:keyIcon="@drawable/sym_keyboard_shift"
+                android:keyWidth="15%p" android:isModifier="true"
+                android:isSticky="true" android:keyEdgeFlags="left"/>
+        <Key android:codes="33" android:keyLabel="!" />
+        <Key android:codes="34" android:keyLabel="&quot;"/>
+        <Key android:codes="39" android:keyLabel="\'"/>
+        <Key android:codes="58" android:keyLabel=":"/>
+        <Key android:codes="59" android:keyLabel=";"/>
+        <Key android:codes="47" android:keyLabel="/" />
+        <Key android:codes="63" android:keyLabel="\?"/>
+        <Key android:codes="-5" android:keyIcon="@drawable/sym_keyboard_delete"
+                android:keyWidth="15%p" android:keyEdgeFlags="right"
+                android:isRepeatable="true"/>
+    </Row>
+
+    <Row android:rowEdgeFlags="bottom">
+        <Key android:codes="-3" android:keyIcon="@drawable/sym_keyboard_done"
+                android:keyWidth="15%p" android:keyEdgeFlags="left"/>
+        <Key android:codes="-2" android:keyLabel="ABC" android:keyWidth="10%p"/>
+        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
+                android:keyWidth="40%p" android:isRepeatable="true"/>
+        <Key android:codes="46,44" android:keyLabel=". ,"
+                android:keyWidth="15%p"/>
+        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return"
+                android:keyWidth="20%p" android:keyEdgeFlags="right"/>
+    </Row>
+</Keyboard>
diff --git a/samples/MultiClientInputMethod/src/com/example/android/multiclientinputmethod/SoftInputWindow.java b/samples/MultiClientInputMethod/src/com/example/android/multiclientinputmethod/SoftInputWindow.java
index 00134fde5..0cc872a6c 100644
--- a/samples/MultiClientInputMethod/src/com/example/android/multiclientinputmethod/SoftInputWindow.java
+++ b/samples/MultiClientInputMethod/src/com/example/android/multiclientinputmethod/SoftInputWindow.java
@@ -36,7 +36,10 @@ final class SoftInputWindow extends Dialog {
     private static final String TAG = "SoftInputWindow";
     private static final boolean DEBUG = false;
 
-    private final KeyboardView mQwerty;
+    private final KeyboardView mKeyboardView;
+
+    private final Keyboard mQwertygKeyboard;
+    private final Keyboard mSymbolKeyboard;
 
     private int mClientId = MultiClientInputMethodServiceDelegate.INVALID_CLIENT_ID;
     private int mTargetWindowHandle = MultiClientInputMethodServiceDelegate.INVALID_WINDOW_HANDLE;
@@ -68,10 +71,12 @@ final class SoftInputWindow extends Dialog {
         final LinearLayout layout = new LinearLayout(context);
         layout.setOrientation(LinearLayout.VERTICAL);
 
-        mQwerty = (KeyboardView) getLayoutInflater().inflate(R.layout.input, null);
-        mQwerty.setKeyboard(new Keyboard(context, R.xml.qwerty));
-        mQwerty.setOnKeyboardActionListener(sNoopListener);
-        layout.addView(mQwerty);
+        mKeyboardView = (KeyboardView) getLayoutInflater().inflate(R.layout.input, null);
+        mQwertygKeyboard = new Keyboard(context, R.xml.qwerty);
+        mSymbolKeyboard = new Keyboard(context, R.xml.symbols);
+        mKeyboardView.setKeyboard(mQwertygKeyboard);
+        mKeyboardView.setOnKeyboardActionListener(sNoopListener);
+        layout.addView(mKeyboardView);
 
         setContentView(layout, new ViewGroup.LayoutParams(
                 LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT));
@@ -88,8 +93,12 @@ final class SoftInputWindow extends Dialog {
         return mTargetWindowHandle;
     }
 
+    boolean isQwerty() {
+        return mKeyboardView.getKeyboard() == mQwertygKeyboard;
+    }
+
     void onFinishClient() {
-        mQwerty.setOnKeyboardActionListener(sNoopListener);
+        mKeyboardView.setOnKeyboardActionListener(sNoopListener);
         mClientId = MultiClientInputMethodServiceDelegate.INVALID_CLIENT_ID;
         mTargetWindowHandle = MultiClientInputMethodServiceDelegate.INVALID_WINDOW_HANDLE;
     }
@@ -99,7 +108,7 @@ final class SoftInputWindow extends Dialog {
             Log.v(TAG, "onDummyStartInput clientId=" + clientId
                     + " targetWindowHandle=" + targetWindowHandle);
         }
-        mQwerty.setOnKeyboardActionListener(sNoopListener);
+        mKeyboardView.setOnKeyboardActionListener(sNoopListener);
         mClientId = clientId;
         mTargetWindowHandle = targetWindowHandle;
     }
@@ -111,7 +120,7 @@ final class SoftInputWindow extends Dialog {
         }
         mClientId = clientId;
         mTargetWindowHandle = targetWindowHandle;
-        mQwerty.setOnKeyboardActionListener(new NoopKeyboardActionListener() {
+        mKeyboardView.setOnKeyboardActionListener(new NoopKeyboardActionListener() {
             @Override
             public void onKey(int primaryCode, int[] keyCodes) {
                 if (DEBUG) {
@@ -128,10 +137,11 @@ final class SoftInputWindow extends Dialog {
                         inputConnection.sendKeyEvent(
                                 new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_DEL));
                         break;
+                    case Keyboard.KEYCODE_MODE_CHANGE:
+                        handleSwitchKeyboard();
+                        break;
                     default:
-                        if (Character.isLetter(primaryCode)) {
-                            inputConnection.commitText(String.valueOf((char) primaryCode), 1);
-                        }
+                        inputConnection.commitText(String.valueOf((char) primaryCode), 1);
                         break;
                 }
             }
@@ -148,4 +158,13 @@ final class SoftInputWindow extends Dialog {
             }
         });
     }
+
+    void handleSwitchKeyboard() {
+        if (isQwerty()) {
+            mKeyboardView.setKeyboard(mSymbolKeyboard);
+        } else {
+            mKeyboardView.setKeyboard(mQwertygKeyboard);
+        }
+
+    }
 }