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Refactor KeyboardView and create MiniKeyboardView 

Change-Id: I8d68b944762ccde05020978f20b3742eb6ab945b
main
Tadashi G. Takaoka 2011-04-27 14:14:45 +09:00
parent aac2d87dcf
commit ff082d081f
14 changed files with 303 additions and 200 deletions
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2
java/res/layout/input_basic.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/layout/input_basic_highcontrast.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/layout/input_gingerbread.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/layout/input_honeycomb.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/layout/input_stone_bold.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/layout/input_stone_normal.xml
View File

@ -21,7 +21,7 @@
<com.android.inputmethod.keyboard.LatinKeyboardView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/LatinkeyboardBaseView"
android:id="@+id/latin_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

4
java/res/layout/keyboard_popup.xml
View File

@ -26,9 +26,9 @@
android:paddingLeft="@dimen/mini_keyboard_horizontal_padding"
android:paddingRight="@dimen/mini_keyboard_horizontal_padding"
>
<com.android.inputmethod.keyboard.KeyboardView
<com.android.inputmethod.keyboard.PopupMiniKeyboardView
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/KeyboardView"
android:id="@+id/mini_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="wrap_content"
android:layout_height="wrap_content"

4
java/res/layout/keyboard_popup_honeycomb.xml
View File

@ -26,9 +26,9 @@
android:paddingLeft="@dimen/mini_keyboard_horizontal_padding_holo"
android:paddingRight="@dimen/mini_keyboard_horizontal_padding_holo"
>
<com.android.inputmethod.keyboard.KeyboardView
<com.android.inputmethod.keyboard.PopupMiniKeyboardView
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/KeyboardView"
android:id="@+id/mini_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="wrap_content"
android:layout_height="wrap_content"

4
java/res/layout/keyboard_popup_stone.xml
View File

@ -25,9 +25,9 @@
android:orientation="horizontal"
android:background="@drawable/keyboard_popup_panel_background"
>
<com.android.inputmethod.keyboard.KeyboardView
<com.android.inputmethod.keyboard.PopupMiniKeyboardView
xmlns:latin="http://schemas.android.com/apk/res/com.android.inputmethod.latin"
android:id="@+id/KeyboardView"
android:id="@+id/mini_keyboard_view"
android:layout_alignParentBottom="true"
android:layout_width="match_parent"
android:layout_height="wrap_content"

2
java/res/values/styles.xml
View File

@ -35,7 +35,7 @@
<item name="backgroundDimAmount">0.5</item>
<item name="colorScheme">white</item>
</style>
<style name="MiniKeyboardAnimation">
<style name="PopupMiniKeyboardAnimation">
<item name="android:windowEnterAnimation">@anim/mini_keyboard_fadein</item>
<item name="android:windowExitAnimation">@anim/mini_keyboard_fadeout</item>
</style>

264
java/src/com/android/inputmethod/keyboard/KeyboardView.java
View File

@ -35,17 +35,16 @@ import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.os.Handler;
import android.os.Message;
import android.os.SystemClock;
import android.util.AttributeSet;
import android.util.Log;
import android.util.TypedValue;
import android.view.GestureDetector;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.view.ViewGroup.MarginLayoutParams;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.PopupWindow;
@ -53,7 +52,6 @@ import android.widget.TextView;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.WeakHashMap;
/**
@ -111,24 +109,18 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
private boolean mInForeground;
private TextView mPreviewText;
private int mPreviewTextSizeLarge;
private final int[] mOffsetInWindow = new int[2];
private boolean mShowKeyPreview = true;
private int mKeyPreviewDisplayedY;
private final int mDelayBeforePreview;
private final int mDelayAfterPreview;
private ViewGroup mPreviewPlacer;
private final int[] mCoordinates = new int[2];
// Mini keyboard
private PopupWindow mMiniKeyboardWindow;
private KeyboardView mMiniKeyboardView;
private final WeakHashMap<Key, View> mMiniKeyboardCache = new WeakHashMap<Key, View>();
private int mMiniKeyboardOriginX;
private int mMiniKeyboardOriginY;
private long mMiniKeyboardDisplayedTime;
private int[] mWindowOffset;
private final float mMiniKeyboardSlideAllowance;
private int mMiniKeyboardTrackerId;
private final boolean mConfigShowMiniKeyboardAtTouchedPoint;
private PopupWindow mPopupWindow;
private PopupPanel mPopupMiniKeyboardPanel;
private final WeakHashMap<Key, PopupPanel> mPopupPanelCache =
new WeakHashMap<Key, PopupPanel>();
/** Listener for {@link KeyboardActionListener}. */
private KeyboardActionListener mKeyboardActionListener;
@ -148,7 +140,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
protected KeyDetector mKeyDetector = new KeyDetector();
// Swipe gesture detector
private GestureDetector mGestureDetector;
protected GestureDetector mGestureDetector;
private final SwipeTracker mSwipeTracker = new SwipeTracker();
private final int mSwipeThreshold;
private final boolean mDisambiguateSwipe;
@ -196,31 +188,26 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
@Override
public void handleMessage(Message msg) {
final PointerTracker tracker = (PointerTracker) msg.obj;
switch (msg.what) {
case MSG_SHOW_KEY_PREVIEW:
showKey(msg.arg1, (PointerTracker)msg.obj);
showKey(msg.arg1, tracker);
break;
case MSG_DISMISS_KEY_PREVIEW:
mPreviewText.setVisibility(View.INVISIBLE);
break;
case MSG_REPEAT_KEY: {
final PointerTracker tracker = (PointerTracker)msg.obj;
case MSG_REPEAT_KEY:
tracker.onRepeatKey(msg.arg1);
startKeyRepeatTimer(mKeyRepeatInterval, msg.arg1, tracker);
break;
}
case MSG_LONGPRESS_KEY: {
final PointerTracker tracker = (PointerTracker)msg.obj;
case MSG_LONGPRESS_KEY:
openMiniKeyboardIfRequired(msg.arg1, tracker);
break;
}
case MSG_LONGPRESS_SHIFT_KEY: {
final PointerTracker tracker = (PointerTracker)msg.obj;
case MSG_LONGPRESS_SHIFT_KEY:
onLongPressShiftKey(tracker);
break;
}
}
}
public void showKeyPreview(long delay, int keyIndex, PointerTracker tracker) {
removeMessages(MSG_SHOW_KEY_PREVIEW);
@ -390,12 +377,6 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mKeyLabelHorizontalPadding = (int)res.getDimension(
R.dimen.key_label_horizontal_alignment_padding);
mMiniKeyboardWindow = new PopupWindow(context);
mMiniKeyboardWindow.setBackgroundDrawable(null);
mMiniKeyboardWindow.setAnimationStyle(R.style.MiniKeyboardAnimation);
// Allow popup window to be drawn off the screen.
mMiniKeyboardWindow.setClippingEnabled(false);
mPaint = new Paint();
mPaint.setAntiAlias(true);
mPaint.setTextSize(keyTextSize);
@ -406,11 +387,8 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mKeyBackground.getPadding(mPadding);
mSwipeThreshold = (int) (500 * res.getDisplayMetrics().density);
// TODO: Refer frameworks/base/core/res/res/values/config.xml
// TODO: Refer to frameworks/base/core/res/res/values/config.xml
mDisambiguateSwipe = res.getBoolean(R.bool.config_swipeDisambiguation);
mMiniKeyboardSlideAllowance = res.getDimension(R.dimen.mini_keyboard_slide_allowance);
mConfigShowMiniKeyboardAtTouchedPoint = res.getBoolean(
R.bool.config_show_mini_keyboard_at_touched_point);
GestureDetector.SimpleOnGestureListener listener =
new GestureDetector.SimpleOnGestureListener() {
@ -530,7 +508,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mKeyboardChanged = true;
invalidateAllKeys();
mKeyDetector.setProximityThreshold(keyboard.getMostCommonKeyWidth());
mMiniKeyboardCache.clear();
mPopupPanelCache.clear();
}
/**
@ -694,7 +672,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
}
// Overlay a dark rectangle to dim the keyboard
if (mMiniKeyboardView != null) {
if (mPopupMiniKeyboardPanel != null) {
mPaint.setColor((int) (mBackgroundDimAmount * 0xFF) << 24);
canvas.drawRect(0, 0, width, height, mPaint);
}
@ -947,8 +925,10 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mPreviewPlacer = placer;
}
if (placer instanceof FrameLayout) {
// Honeycomb or later.
placer.addView(keyPreview, new FrameLayout.LayoutParams(0, 0));
} else {
// Gingerbread or ealier.
placer.addView(keyPreview, new LinearLayout.LayoutParams(0, 0));
}
}
@ -956,10 +936,11 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
// TODO: Introduce minimum duration for displaying key previews
// TODO: Display up to two key previews when the user presses two keys at the same time
private void showKey(final int keyIndex, PointerTracker tracker) {
final TextView previewText = mPreviewText;
// If the key preview has no parent view yet, add it to the ViewGroup which can place
// key preview absolutely in SoftInputWindow.
if (mPreviewText.getParent() == null) {
addKeyPreview(mPreviewText);
if (previewText.getParent() == null) {
addKeyPreview(previewText);
}
final Key key = tracker.getKey(keyIndex);
@ -968,56 +949,51 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
// WindowManager.BadTokenException.
if (key == null || !mInForeground)
return;
mHandler.cancelAllDismissKeyPreviews();
final int keyDrawX = key.mX + key.mVisualInsetsLeft;
final int keyDrawWidth = key.mWidth - key.mVisualInsetsLeft - key.mVisualInsetsRight;
// What we show as preview should match what we show on key top in onBufferDraw().
if (key.mLabel != null) {
// TODO Should take care of temporaryShiftLabel here.
mPreviewText.setCompoundDrawables(null, null, null, null);
mPreviewText.setText(adjustCase(tracker.getPreviewText(key)));
previewText.setCompoundDrawables(null, null, null, null);
previewText.setText(adjustCase(tracker.getPreviewText(key)));
if (key.mLabel.length() > 1) {
mPreviewText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mKeyLetterSize);
mPreviewText.setTypeface(Typeface.DEFAULT_BOLD);
previewText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mKeyLetterSize);
previewText.setTypeface(Typeface.DEFAULT_BOLD);
} else {
mPreviewText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mPreviewTextSizeLarge);
mPreviewText.setTypeface(mKeyLetterStyle);
previewText.setTextSize(TypedValue.COMPLEX_UNIT_PX, mPreviewTextSizeLarge);
previewText.setTypeface(mKeyLetterStyle);
}
} else {
final Drawable previewIcon = key.getPreviewIcon();
mPreviewText.setCompoundDrawables(null, null, null,
previewText.setCompoundDrawables(null, null, null,
previewIcon != null ? previewIcon : key.getIcon());
mPreviewText.setText(null);
previewText.setText(null);
}
// Set the preview background state
mPreviewText.getBackground().setState(
previewText.getBackground().setState(
key.mPopupCharacters != null ? LONG_PRESSABLE_STATE_SET : EMPTY_STATE_SET);
mPreviewText.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
previewText.measure(MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
int previewWidth = Math.max(mPreviewText.getMeasuredWidth(), keyDrawWidth
+ mPreviewText.getPaddingLeft() + mPreviewText.getPaddingRight());
final int previewWidth = Math.max(previewText.getMeasuredWidth(), keyDrawWidth
+ previewText.getPaddingLeft() + previewText.getPaddingRight());
final int previewHeight = mPreviewHeight;
final ViewGroup.LayoutParams lp = mPreviewText.getLayoutParams();
lp.width = previewWidth;
lp.height = previewHeight;
int previewX = keyDrawX - (previewWidth - keyDrawWidth) / 2;
int previewY = key.mY - previewHeight + mPreviewOffset;
mHandler.cancelAllDismissKeyPreviews();
getLocationInWindow(mOffsetInWindow);
previewX += mOffsetInWindow[0];
previewY += mOffsetInWindow[1];
getLocationInWindow(mCoordinates);
final int previewX = keyDrawX - (previewWidth - keyDrawWidth) / 2 + mCoordinates[0];
final int previewY = key.mY - previewHeight + mCoordinates[1] + mPreviewOffset;
// Record key preview position to display mini-keyboard later at the same position
mKeyPreviewDisplayedY = previewY;
// Place the key preview.
// TODO: Adjust position of key previews which touch screen edges
if (lp instanceof ViewGroup.MarginLayoutParams) {
ViewGroup.MarginLayoutParams mlp = (ViewGroup.MarginLayoutParams)lp;
mlp.setMargins(previewX, previewY, 0, 0);
}
// Record key preview position to display mini-keyboard later at the same position
mKeyPreviewDisplayedY = previewY;
mPreviewText.setVisibility(VISIBLE);
final MarginLayoutParams lp = (MarginLayoutParams)previewText.getLayoutParams();
lp.width = previewWidth;
lp.height = previewHeight;
lp.setMargins(previewX, previewY, 0, 0);
previewText.setVisibility(VISIBLE);
}
/**
@ -1044,8 +1020,9 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
if (key == null)
return;
mInvalidatedKey = key;
mInvalidatedKeyRect.set(0, 0, key.mWidth, key.mHeight);
mInvalidatedKeyRect.offset(key.mX + getPaddingLeft(), key.mY + getPaddingTop());
final int x = key.mX + getPaddingLeft();
final int y = key.mY + getPaddingTop();
mInvalidatedKeyRect.set(x, y, x + key.mWidth, y + key.mHeight);
mDirtyRect.union(mInvalidatedKeyRect);
onBufferDraw();
invalidate(mInvalidatedKeyRect);
@ -1057,13 +1034,12 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
return false;
}
Key parentKey = tracker.getKey(keyIndex);
final Key parentKey = tracker.getKey(keyIndex);
if (parentKey == null)
return false;
boolean result = onLongPress(parentKey, tracker);
if (result) {
dismissAllKeyPreviews();
mMiniKeyboardTrackerId = tracker.mPointerId;
tracker.onLongPressed(mPointerQueue);
}
return result;
@ -1081,13 +1057,18 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mKeyboardActionListener.onCodeInput(Keyboard.CODE_CAPSLOCK, null, 0, 0);
}
private View inflateMiniKeyboardContainer(Key parentKey) {
// This default implementation returns a popup mini keyboard panel.
// A derived class may return a language switcher popup panel, for instance.
protected PopupPanel onCreatePopupPanel(Key parentKey) {
if (parentKey.mPopupCharacters == null)
return null;
final View container = LayoutInflater.from(getContext()).inflate(mPopupLayout, null);
if (container == null)
throw new NullPointerException();
final KeyboardView miniKeyboardView =
(KeyboardView)container.findViewById(R.id.KeyboardView);
final PopupMiniKeyboardView miniKeyboardView =
(PopupMiniKeyboardView)container.findViewById(R.id.mini_keyboard_view);
miniKeyboardView.setOnKeyboardActionListener(new KeyboardActionListener() {
@Override
public void onCodeInput(int primaryCode, int[] keyCodes, int x, int y) {
@ -1120,10 +1101,6 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
mKeyboardActionListener.onRelease(primaryCode, withSliding);
}
});
// Override default ProximityKeyDetector.
miniKeyboardView.mKeyDetector = new MiniKeyboardKeyDetector(mMiniKeyboardSlideAllowance);
// Remove gesture detector on mini-keyboard
miniKeyboardView.mGestureDetector = null;
final Keyboard keyboard = new MiniKeyboardBuilder(this, mKeyboard.getPopupKeyboardResId(),
parentKey).build();
@ -1132,87 +1109,39 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
container.measure(MeasureSpec.makeMeasureSpec(getWidth(), MeasureSpec.AT_MOST),
MeasureSpec.makeMeasureSpec(getHeight(), MeasureSpec.AT_MOST));
return container;
}
private static boolean isOneRowKeys(List<Key> keys) {
if (keys.size() == 0) return false;
final int edgeFlags = keys.get(0).mEdgeFlags;
// HACK: The first key of mini keyboard which was inflated from xml and has multiple rows,
// does not have both top and bottom edge flags on at the same time. On the other hand,
// the first key of mini keyboard that was created with popupCharacters must have both top
// and bottom edge flags on.
// When you want to use one row mini-keyboard from xml file, make sure that the row has
// both top and bottom edge flags set.
return (edgeFlags & Keyboard.EDGE_TOP) != 0
&& (edgeFlags & Keyboard.EDGE_BOTTOM) != 0;
return miniKeyboardView;
}
/**
* Called when a key is long pressed. By default this will open any mini keyboard associated
* with this key through the attributes popupLayout and popupCharacters.
* Called when a key is long pressed. By default this will open mini keyboard associated
* with this key.
* @param parentKey the key that was long pressed
* @param tracker the pointer tracker which pressed the parent key
* @return true if the long press is handled, false otherwise. Subclasses should call the
* method on the base class if the subclass doesn't wish to handle the call.
*/
protected boolean onLongPress(Key parentKey, PointerTracker tracker) {
if (parentKey.mPopupCharacters == null)
PopupPanel popupPanel = mPopupPanelCache.get(parentKey);
if (popupPanel == null) {
popupPanel = onCreatePopupPanel(parentKey);
if (popupPanel == null)
return false;
View container = mMiniKeyboardCache.get(parentKey);
if (container == null) {
container = inflateMiniKeyboardContainer(parentKey);
mMiniKeyboardCache.put(parentKey, container);
mPopupPanelCache.put(parentKey, popupPanel);
}
mMiniKeyboardView = (KeyboardView)container.findViewById(R.id.KeyboardView);
final MiniKeyboard miniKeyboard = (MiniKeyboard)mMiniKeyboardView.getKeyboard();
if (mWindowOffset == null) {
mWindowOffset = new int[2];
getLocationInWindow(mWindowOffset);
if (mPopupWindow == null) {
mPopupWindow = new PopupWindow(getContext());
mPopupWindow.setBackgroundDrawable(null);
mPopupWindow.setAnimationStyle(R.style.PopupMiniKeyboardAnimation);
// Allow popup window to be drawn off the screen.
mPopupWindow.setClippingEnabled(false);
}
final int pointX = (mConfigShowMiniKeyboardAtTouchedPoint) ? tracker.getLastX()
: parentKey.mX + parentKey.mWidth / 2;
final int miniKeyboardX = pointX - miniKeyboard.getDefaultCoordX()
- container.getPaddingLeft()
+ getPaddingLeft() + mWindowOffset[0];
final int miniKeyboardY = parentKey.mY - mKeyboard.getVerticalGap()
- (container.getMeasuredHeight() - container.getPaddingBottom())
+ getPaddingTop() + mWindowOffset[1];
final int x = miniKeyboardX;
final int y = mShowKeyPreview && isOneRowKeys(miniKeyboard.getKeys())
? mKeyPreviewDisplayedY : miniKeyboardY;
mMiniKeyboardOriginX = x + container.getPaddingLeft() - mWindowOffset[0];
mMiniKeyboardOriginY = y + container.getPaddingTop() - mWindowOffset[1];
if (miniKeyboard.setShifted(
mKeyboard == null ? false : mKeyboard.isShiftedOrShiftLocked())) {
mMiniKeyboardView.invalidateAllKeys();
}
// Mini keyboard needs no pop-up key preview displayed.
mMiniKeyboardView.setKeyPreviewEnabled(false);
mMiniKeyboardWindow.setContentView(container);
mMiniKeyboardWindow.setWidth(container.getMeasuredWidth());
mMiniKeyboardWindow.setHeight(container.getMeasuredHeight());
mMiniKeyboardWindow.showAtLocation(this, Gravity.NO_GRAVITY, x, y);
// Inject down event on the key to mini keyboard.
final long eventTime = SystemClock.uptimeMillis();
mMiniKeyboardDisplayedTime = eventTime;
final MotionEvent downEvent = generateMiniKeyboardMotionEvent(MotionEvent.ACTION_DOWN,
pointX, parentKey.mY + parentKey.mHeight / 2, eventTime);
mMiniKeyboardView.onTouchEvent(downEvent);
downEvent.recycle();
mPopupMiniKeyboardPanel = popupPanel;
popupPanel.showPanel(this, parentKey, tracker, mKeyPreviewDisplayedY, mPopupWindow);
invalidateAllKeys();
return true;
}
private MotionEvent generateMiniKeyboardMotionEvent(int action, int x, int y, long eventTime) {
return MotionEvent.obtain(mMiniKeyboardDisplayedTime, eventTime, action,
x - mMiniKeyboardOriginX, y - mMiniKeyboardOriginY, 0);
}
private PointerTracker getPointerTracker(final int id) {
final ArrayList<PointerTracker> pointers = mPointerTrackers;
final KeyboardActionListener listener = mKeyboardActionListener;
@ -1232,8 +1161,8 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
}
public boolean isInSlidingKeyInput() {
if (mMiniKeyboardView != null) {
return mMiniKeyboardView.isInSlidingKeyInput();
if (mPopupMiniKeyboardPanel != null) {
return mPopupMiniKeyboardPanel.isInSlidingKeyInput();
} else {
return mPointerQueue.isInSlidingKeyInput();
}
@ -1264,7 +1193,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
// Gesture detector must be enabled only when mini-keyboard is not on the screen and
// accessibility is not enabled.
// TODO: Reconcile gesture detection and accessibility features.
if (mMiniKeyboardView == null && !mIsAccessibilityEnabled
if (mPopupMiniKeyboardPanel == null && !mIsAccessibilityEnabled
&& mGestureDetector != null && mGestureDetector.onTouchEvent(me)) {
dismissAllKeyPreviews();
mHandler.cancelKeyTimers();
@ -1277,19 +1206,10 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
final int x = (int)me.getX(index);
final int y = (int)me.getY(index);
// Needs to be called after the gesture detector gets a turn, as it may have
// displayed the mini keyboard
if (mMiniKeyboardView != null) {
final int miniKeyboardPointerIndex = me.findPointerIndex(mMiniKeyboardTrackerId);
if (miniKeyboardPointerIndex >= 0 && miniKeyboardPointerIndex < pointerCount) {
final int miniKeyboardX = (int)me.getX(miniKeyboardPointerIndex);
final int miniKeyboardY = (int)me.getY(miniKeyboardPointerIndex);
MotionEvent translated = generateMiniKeyboardMotionEvent(action,
miniKeyboardX, miniKeyboardY, eventTime);
mMiniKeyboardView.onTouchEvent(translated);
translated.recycle();
}
return true;
// Needs to be called after the gesture detector gets a turn, as it may have displayed the
// mini keyboard
if (mPopupMiniKeyboardPanel != null) {
return mPopupMiniKeyboardPanel.onTouchEvent(me);
}
if (mHandler.isInKeyRepeat()) {
@ -1370,7 +1290,7 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
dismissMiniKeyboard();
mDirtyRect.union(0, 0, getWidth(), getHeight());
mMiniKeyboardCache.clear();
mPopupPanelCache.clear();
requestLayout();
}
@ -1385,21 +1305,17 @@ public class KeyboardView extends View implements PointerTracker.UIProxy {
closing();
}
private void dismissMiniKeyboard() {
if (mMiniKeyboardWindow.isShowing()) {
mMiniKeyboardWindow.dismiss();
mMiniKeyboardView = null;
mMiniKeyboardOriginX = 0;
mMiniKeyboardOriginY = 0;
private boolean dismissMiniKeyboard() {
if (mPopupWindow != null && mPopupWindow.isShowing()) {
mPopupWindow.dismiss();
mPopupMiniKeyboardPanel = null;
invalidateAllKeys();
}
}
public boolean handleBack() {
if (mMiniKeyboardWindow.isShowing()) {
dismissMiniKeyboard();
return true;
}
return false;
}
public boolean handleBack() {
return dismissMiniKeyboard();
}
}

17
java/src/com/android/inputmethod/keyboard/MiniKeyboard.java
View File

@ -18,6 +18,8 @@ package com.android.inputmethod.keyboard;
import android.content.Context;
import java.util.List;
public class MiniKeyboard extends Keyboard {
private int mDefaultKeyCoordX;
@ -32,4 +34,19 @@ public class MiniKeyboard extends Keyboard {
public int getDefaultCoordX() {
return mDefaultKeyCoordX;
}
public boolean isOneRowKeyboard() {
final List<Key> keys = getKeys();
if (keys.size() == 0) return false;
final int edgeFlags = keys.get(0).mEdgeFlags;
// HACK: The first key of mini keyboard which was inflated from xml and has multiple rows,
// does not have both top and bottom edge flags on at the same time. On the other hand,
// the first key of mini keyboard that was created with popupCharacters must have both top
// and bottom edge flags on.
// When you want to use one row mini-keyboard from xml file, make sure that the row has
// both top and bottom edge flags set.
return (edgeFlags & Keyboard.EDGE_TOP) != 0
&& (edgeFlags & Keyboard.EDGE_BOTTOM) != 0;
}
}

124
java/src/com/android/inputmethod/keyboard/PopupMiniKeyboardView.java Normal file
View File

@ -0,0 +1,124 @@
/*
* Copyright (C) 2011 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.inputmethod.keyboard;
import com.android.inputmethod.latin.R;
import android.content.Context;
import android.content.res.Resources;
import android.os.SystemClock;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.MotionEvent;
import android.view.View;
import android.widget.PopupWindow;
/**
* A view that renders a virtual {@link MiniKeyboard}. It handles rendering of keys and detecting
* key presses and touch movements.
*/
public class PopupMiniKeyboardView extends KeyboardView implements PopupPanel {
private final int[] mCoordinates = new int[2];
private final boolean mConfigShowMiniKeyboardAtTouchedPoint;
private int mOriginX;
private int mOriginY;
private int mTrackerId;
private long mDownTime;
public PopupMiniKeyboardView(Context context, AttributeSet attrs) {
this(context, attrs, R.attr.keyboardViewStyle);
}
public PopupMiniKeyboardView(Context context, AttributeSet attrs, int defStyle) {
super(context, attrs, defStyle);
final Resources res = context.getResources();
mConfigShowMiniKeyboardAtTouchedPoint = res.getBoolean(
R.bool.config_show_mini_keyboard_at_touched_point);
// Override default ProximityKeyDetector.
mKeyDetector = new MiniKeyboardKeyDetector(res.getDimension(
R.dimen.mini_keyboard_slide_allowance));
// Remove gesture detector on mini-keyboard
mGestureDetector = null;
setKeyPreviewEnabled(false);
}
@Override
public void setKeyPreviewEnabled(boolean previewEnabled) {
// Mini keyboard needs no pop-up key preview displayed.
super.setKeyPreviewEnabled(false);
}
@Override
public void showPanel(KeyboardView parentKeyboardView, Key parentKey,
PointerTracker tracker, int keyPreviewY, PopupWindow window) {
final View container = (View)getParent();
final MiniKeyboard miniKeyboard = (MiniKeyboard)getKeyboard();
final Keyboard parentKeyboard = parentKeyboardView.getKeyboard();
parentKeyboardView.getLocationInWindow(mCoordinates);
final int pointX = (mConfigShowMiniKeyboardAtTouchedPoint) ? tracker.getLastX()
: parentKey.mX + parentKey.mWidth / 2;
final int pointY = parentKey.mY;
final int miniKeyboardX = pointX - miniKeyboard.getDefaultCoordX()
- container.getPaddingLeft()
+ parentKeyboardView.getPaddingLeft() + mCoordinates[0];
final int miniKeyboardY = pointY - parentKeyboard.getVerticalGap()
- (container.getMeasuredHeight() - container.getPaddingBottom())
+ parentKeyboardView.getPaddingTop() + mCoordinates[1];
final int x = miniKeyboardX;
final int y = parentKeyboardView.isKeyPreviewEnabled() && miniKeyboard.isOneRowKeyboard()
? keyPreviewY : miniKeyboardY;
if (miniKeyboard.setShifted(parentKeyboard.isShiftedOrShiftLocked())) {
invalidateAllKeys();
}
window.setContentView(container);
window.setWidth(container.getMeasuredWidth());
window.setHeight(container.getMeasuredHeight());
window.showAtLocation(parentKeyboardView, Gravity.NO_GRAVITY, x, y);
mOriginX = x + container.getPaddingLeft() - mCoordinates[0];
mOriginY = y + container.getPaddingTop() - mCoordinates[1];
mTrackerId = tracker.mPointerId;
mDownTime = SystemClock.uptimeMillis();
// Inject down event on the key to mini keyboard.
final MotionEvent downEvent = translateMotionEvent(MotionEvent.ACTION_DOWN, pointX,
pointY + parentKey.mHeight / 2, mDownTime);
onTouchEvent(downEvent);
downEvent.recycle();
}
private MotionEvent translateMotionEvent(int action, float x, float y, long eventTime) {
return MotionEvent.obtain(mDownTime, eventTime, action, x - mOriginX, y - mOriginY, 0);
}
@Override
public boolean onTouchEvent(MotionEvent me) {
final int index = me.getActionIndex();
final int id = me.getPointerId(index);
if (id == mTrackerId) {
final MotionEvent translated = translateMotionEvent(me.getAction(), me.getX(index),
me.getY(index), me.getEventTime());
super.onTouchEvent(translated);
translated.recycle();
}
return true;
}
}

46
java/src/com/android/inputmethod/keyboard/PopupPanel.java Normal file
View File

@ -0,0 +1,46 @@
/*
* Copyright (C) 2011 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.inputmethod.keyboard;
import android.view.MotionEvent;
import android.widget.PopupWindow;
public interface PopupPanel {
/**
* Show popup panel.
* @param parentKeyboardView the parent KeyboardView that has the parent key.
* @param parentKey the parent key that is the source of this popup panel
* @param tracker the pointer tracker that pressesd the parent key
* @param keyPreviewY the Y-coordinate of key preview
* @param window PopupWindow to be used to show this popup panel
*/
public void showPanel(KeyboardView parentKeyboardView, Key parentKey,
PointerTracker tracker, int keyPreviewY, PopupWindow window);
/**
* Check if the pointer is in siding key input mode.
* @return true if the pointer is sliding key input mode.
*/
public boolean isInSlidingKeyInput();
/**
* The motion event handler.
* @param me the MotionEvent to be processed.
* @return true if the motion event is processed and should be consumed.
*/
public boolean onTouchEvent(MotionEvent me);
}