Merge "Add a new attribute to LinearLayout: useLargestChild. Bug #2379138"
diff --git a/common/java/com/android/common/widget/NumberPicker.java b/common/java/com/android/common/widget/NumberPicker.java
deleted file mode 100644
index 64b436f..0000000
--- a/common/java/com/android/common/widget/NumberPicker.java
+++ /dev/null
@@ -1,412 +0,0 @@
-/*
- * Copyright (C) 2008 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.common.widget;
-
-import android.content.Context;
-import android.os.Handler;
-import android.text.InputFilter;
-import android.text.InputType;
-import android.text.Spanned;
-import android.text.method.NumberKeyListener;
-import android.util.AttributeSet;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.View.OnClickListener;
-import android.view.View.OnFocusChangeListener;
-import android.view.View.OnLongClickListener;
-import android.widget.TextView;
-import android.widget.LinearLayout;
-import android.widget.EditText;
-
-import com.android.internal.R;
-
-public class NumberPicker extends LinearLayout implements OnClickListener,
-        OnFocusChangeListener, OnLongClickListener {
-
-    public interface OnChangedListener {
-        void onChanged(NumberPicker picker, int oldVal, int newVal);
-    }
-
-    public interface Formatter {
-        String toString(int value);
-    }
-
-    /*
-     * Use a custom NumberPicker formatting callback to use two-digit
-     * minutes strings like "01".  Keeping a static formatter etc. is the
-     * most efficient way to do this; it avoids creating temporary objects
-     * on every call to format().
-     */
-    public static final NumberPicker.Formatter TWO_DIGIT_FORMATTER =
-            new NumberPicker.Formatter() {
-                final StringBuilder mBuilder = new StringBuilder();
-                final java.util.Formatter mFmt = new java.util.Formatter(mBuilder);
-                final Object[] mArgs = new Object[1];
-                public String toString(int value) {
-                    mArgs[0] = value;
-                    mBuilder.delete(0, mBuilder.length());
-                    mFmt.format("%02d", mArgs);
-                    return mFmt.toString();
-                }
-        };
-
-    private final Handler mHandler;
-    private final Runnable mRunnable = new Runnable() {
-        public void run() {
-            if (mIncrement) {
-                changeCurrent(mCurrent + 1);
-                mHandler.postDelayed(this, mSpeed);
-            } else if (mDecrement) {
-                changeCurrent(mCurrent - 1);
-                mHandler.postDelayed(this, mSpeed);
-            }
-        }
-    };
-
-    private final EditText mText;
-    private final InputFilter mNumberInputFilter;
-
-    private String[] mDisplayedValues;
-    protected int mStart;
-    protected int mEnd;
-    protected int mCurrent;
-    protected int mPrevious;
-    private OnChangedListener mListener;
-    private Formatter mFormatter;
-    private long mSpeed = 300;
-
-    private boolean mIncrement;
-    private boolean mDecrement;
-
-    public NumberPicker(Context context) {
-        this(context, null);
-    }
-
-    public NumberPicker(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
-    }
-
-    @SuppressWarnings({"UnusedDeclaration"})
-    public NumberPicker(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs);
-        setOrientation(VERTICAL);
-        LayoutInflater inflater =
-                (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-        inflater.inflate(R.layout.number_picker, this, true);
-        mHandler = new Handler();
-        InputFilter inputFilter = new NumberPickerInputFilter();
-        mNumberInputFilter = new NumberRangeKeyListener();
-        mIncrementButton = (NumberPickerButton) findViewById(R.id.increment);
-        mIncrementButton.setOnClickListener(this);
-        mIncrementButton.setOnLongClickListener(this);
-        mIncrementButton.setNumberPicker(this);
-        mDecrementButton = (NumberPickerButton) findViewById(R.id.decrement);
-        mDecrementButton.setOnClickListener(this);
-        mDecrementButton.setOnLongClickListener(this);
-        mDecrementButton.setNumberPicker(this);
-
-        mText = (EditText) findViewById(R.id.timepicker_input);
-        mText.setOnFocusChangeListener(this);
-        mText.setFilters(new InputFilter[] {inputFilter});
-        mText.setRawInputType(InputType.TYPE_CLASS_NUMBER);
-
-        if (!isEnabled()) {
-            setEnabled(false);
-        }
-    }
-
-    @Override
-    public void setEnabled(boolean enabled) {
-        super.setEnabled(enabled);
-        mIncrementButton.setEnabled(enabled);
-        mDecrementButton.setEnabled(enabled);
-        mText.setEnabled(enabled);
-    }
-
-    public void setOnChangeListener(OnChangedListener listener) {
-        mListener = listener;
-    }
-
-    public void setFormatter(Formatter formatter) {
-        mFormatter = formatter;
-    }
-
-    /**
-     * Set the range of numbers allowed for the number picker. The current
-     * value will be automatically set to the start.
-     *
-     * @param start the start of the range (inclusive)
-     * @param end the end of the range (inclusive)
-     */
-    public void setRange(int start, int end) {
-        mStart = start;
-        mEnd = end;
-        mCurrent = start;
-        updateView();
-    }
-
-    /**
-     * Set the range of numbers allowed for the number picker. The current
-     * value will be automatically set to the start. Also provide a mapping
-     * for values used to display to the user.
-     *
-     * @param start the start of the range (inclusive)
-     * @param end the end of the range (inclusive)
-     * @param displayedValues the values displayed to the user.
-     */
-    public void setRange(int start, int end, String[] displayedValues) {
-        mDisplayedValues = displayedValues;
-        mStart = start;
-        mEnd = end;
-        mCurrent = start;
-        updateView();
-    }
-
-    public void setCurrent(int current) {
-        mCurrent = current;
-        updateView();
-    }
-
-    /**
-     * The speed (in milliseconds) at which the numbers will scroll
-     * when the the +/- buttons are longpressed. Default is 300ms.
-     */
-    public void setSpeed(long speed) {
-        mSpeed = speed;
-    }
-
-    public void onClick(View v) {
-        validateInput(mText);
-        if (!mText.hasFocus()) mText.requestFocus();
-
-        // now perform the increment/decrement
-        if (R.id.increment == v.getId()) {
-            changeCurrent(mCurrent + 1);
-        } else if (R.id.decrement == v.getId()) {
-            changeCurrent(mCurrent - 1);
-        }
-    }
-
-    private String formatNumber(int value) {
-        return (mFormatter != null)
-                ? mFormatter.toString(value)
-                : String.valueOf(value);
-    }
-
-    protected void changeCurrent(int current) {
-
-        // Wrap around the values if we go past the start or end
-        if (current > mEnd) {
-            current = mStart;
-        } else if (current < mStart) {
-            current = mEnd;
-        }
-        mPrevious = mCurrent;
-        mCurrent = current;
-        notifyChange();
-        updateView();
-    }
-
-    protected void notifyChange() {
-        if (mListener != null) {
-            mListener.onChanged(this, mPrevious, mCurrent);
-        }
-    }
-
-    protected void updateView() {
-
-        /* If we don't have displayed values then use the
-         * current number else find the correct value in the
-         * displayed values for the current number.
-         */
-        if (mDisplayedValues == null) {
-            mText.setText(formatNumber(mCurrent));
-        } else {
-            mText.setText(mDisplayedValues[mCurrent - mStart]);
-        }
-        mText.setSelection(mText.getText().length());
-    }
-
-    private void validateCurrentView(CharSequence str) {
-        int val = getSelectedPos(str.toString());
-        if ((val >= mStart) && (val <= mEnd)) {
-            if (mCurrent != val) {
-                mPrevious = mCurrent;
-                mCurrent = val;
-                notifyChange();
-            }
-        }
-        updateView();
-    }
-
-    public void onFocusChange(View v, boolean hasFocus) {
-
-        /* When focus is lost check that the text field
-         * has valid values.
-         */
-        if (!hasFocus) {
-            validateInput(v);
-        }
-    }
-
-    private void validateInput(View v) {
-        String str = String.valueOf(((TextView) v).getText());
-        if ("".equals(str)) {
-
-            // Restore to the old value as we don't allow empty values
-            updateView();
-        } else {
-
-            // Check the new value and ensure it's in range
-            validateCurrentView(str);
-        }
-    }
-
-    /**
-     * We start the long click here but rely on the {@link NumberPickerButton}
-     * to inform us when the long click has ended.
-     */
-    public boolean onLongClick(View v) {
-
-        /* The text view may still have focus so clear it's focus which will
-         * trigger the on focus changed and any typed values to be pulled.
-         */
-        mText.clearFocus();
-
-        if (R.id.increment == v.getId()) {
-            mIncrement = true;
-            mHandler.post(mRunnable);
-        } else if (R.id.decrement == v.getId()) {
-            mDecrement = true;
-            mHandler.post(mRunnable);
-        }
-        return true;
-    }
-
-    public void cancelIncrement() {
-        mIncrement = false;
-    }
-
-    public void cancelDecrement() {
-        mDecrement = false;
-    }
-
-    private static final char[] DIGIT_CHARACTERS = new char[] {
-        '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'
-    };
-
-    private NumberPickerButton mIncrementButton;
-    private NumberPickerButton mDecrementButton;
-
-    private class NumberPickerInputFilter implements InputFilter {
-        public CharSequence filter(CharSequence source, int start, int end,
-                Spanned dest, int dstart, int dend) {
-            if (mDisplayedValues == null) {
-                return mNumberInputFilter.filter(source, start, end, dest, dstart, dend);
-            }
-            CharSequence filtered = String.valueOf(source.subSequence(start, end));
-            String result = String.valueOf(dest.subSequence(0, dstart))
-                    + filtered
-                    + dest.subSequence(dend, dest.length());
-            String str = String.valueOf(result).toLowerCase();
-            for (String val : mDisplayedValues) {
-                val = val.toLowerCase();
-                if (val.startsWith(str)) {
-                    return filtered;
-                }
-            }
-            return "";
-        }
-    }
-
-    private class NumberRangeKeyListener extends NumberKeyListener {
-
-        // XXX This doesn't allow for range limits when controlled by a
-        // soft input method!
-        public int getInputType() {
-            return InputType.TYPE_CLASS_NUMBER;
-        }
-
-        @Override
-        protected char[] getAcceptedChars() {
-            return DIGIT_CHARACTERS;
-        }
-
-        @Override
-        public CharSequence filter(CharSequence source, int start, int end,
-                Spanned dest, int dstart, int dend) {
-
-            CharSequence filtered = super.filter(source, start, end, dest, dstart, dend);
-            if (filtered == null) {
-                filtered = source.subSequence(start, end);
-            }
-
-            String result = String.valueOf(dest.subSequence(0, dstart))
-                    + filtered
-                    + dest.subSequence(dend, dest.length());
-
-            if ("".equals(result)) {
-                return result;
-            }
-            int val = getSelectedPos(result);
-
-            /* Ensure the user can't type in a value greater
-             * than the max allowed. We have to allow less than min
-             * as the user might want to delete some numbers
-             * and then type a new number.
-             */
-            if (val > mEnd) {
-                return "";
-            } else {
-                return filtered;
-            }
-        }
-    }
-
-    private int getSelectedPos(String str) {
-        if (mDisplayedValues == null) {
-            return Integer.parseInt(str);
-        } else {
-            for (int i = 0; i < mDisplayedValues.length; i++) {
-
-                /* Don't force the user to type in jan when ja will do */
-                str = str.toLowerCase();
-                if (mDisplayedValues[i].toLowerCase().startsWith(str)) {
-                    return mStart + i;
-                }
-            }
-
-            /* The user might have typed in a number into the month field i.e.
-             * 10 instead of OCT so support that too.
-             */
-            try {
-                return Integer.parseInt(str);
-            } catch (NumberFormatException e) {
-
-                /* Ignore as if it's not a number we don't care */
-            }
-        }
-        return mStart;
-    }
-
-    /**
-     * @return the current value.
-     */
-    public int getCurrent() {
-        return mCurrent;
-    }
-}
diff --git a/common/java/com/android/common/widget/NumberPickerButton.java b/common/java/com/android/common/widget/NumberPickerButton.java
deleted file mode 100644
index f6b6d5d..0000000
--- a/common/java/com/android/common/widget/NumberPickerButton.java
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Copyright (C) 2008 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.common.widget;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.KeyEvent;
-import android.view.MotionEvent;
-import android.widget.ImageButton;
-
-import com.android.internal.R;
-
-/**
- * This class exists purely to cancel long click events.
- */
-public class NumberPickerButton extends ImageButton {
-
-    private NumberPicker mNumberPicker;
-
-    public NumberPickerButton(Context context, AttributeSet attrs,
-            int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    public NumberPickerButton(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public NumberPickerButton(Context context) {
-        super(context);
-    }
-
-    public void setNumberPicker(NumberPicker picker) {
-        mNumberPicker = picker;
-    }
-
-    @Override
-    public boolean onTouchEvent(MotionEvent event) {
-        cancelLongpressIfRequired(event);
-        return super.onTouchEvent(event);
-    }
-
-    @Override
-    public boolean onTrackballEvent(MotionEvent event) {
-        cancelLongpressIfRequired(event);
-        return super.onTrackballEvent(event);
-    }
-
-    @Override
-    public boolean onKeyUp(int keyCode, KeyEvent event) {
-        if ((keyCode == KeyEvent.KEYCODE_DPAD_CENTER)
-                || (keyCode == KeyEvent.KEYCODE_ENTER)) {
-            cancelLongpress();
-        }
-        return super.onKeyUp(keyCode, event);
-    }
-
-    private void cancelLongpressIfRequired(MotionEvent event) {
-        if ((event.getAction() == MotionEvent.ACTION_CANCEL)
-                || (event.getAction() == MotionEvent.ACTION_UP)) {
-            cancelLongpress();
-        }
-    }
-
-    private void cancelLongpress() {
-        if (R.id.increment == getId()) {
-            mNumberPicker.cancelIncrement();
-        } else if (R.id.decrement == getId()) {
-            mNumberPicker.cancelDecrement();
-        }
-    }
-}
diff --git a/libs/surfaceflinger/LayerBuffer.cpp b/libs/surfaceflinger/LayerBuffer.cpp
index 091856f..ac9b6b0 100644
--- a/libs/surfaceflinger/LayerBuffer.cpp
+++ b/libs/surfaceflinger/LayerBuffer.cpp
@@ -370,8 +370,23 @@
 
 LayerBuffer::BufferSource::~BufferSource()
 {    
+    class MessageDestroyTexture : public MessageBase {
+        SurfaceFlinger* flinger;
+        GLuint name;
+    public:
+        MessageDestroyTexture(
+                SurfaceFlinger* flinger, GLuint name)
+            : flinger(flinger), name(name) { }
+        virtual bool handler() {
+            glDeleteTextures(1, &name);
+            return true;
+        }
+    };
+
     if (mTexture.name != -1U) {
-        glDeleteTextures(1, &mTexture.name);
+        // GL textures can only be destroyed from the GL thread
+        mLayer.mFlinger->mEventQueue.postMessage(
+                new MessageDestroyTexture(mLayer.mFlinger.get(), mTexture.name) );
     }
     if (mTexture.image != EGL_NO_IMAGE_KHR) {
         EGLDisplay dpy(mLayer.mFlinger->graphicPlane(0).getEGLDisplay());
@@ -444,6 +459,10 @@
     NativeBuffer src(ourBuffer->getBuffer());
     const Rect transformedBounds(mLayer.getTransformedBounds());
 
+    if (UNLIKELY(mTexture.name == -1LU)) {
+        mTexture.name = mLayer.createTexture();
+    }
+
 #if defined(EGL_ANDROID_image_native_buffer)
     if (mLayer.mFlags & DisplayHardware::DIRECT_TEXTURE) {
         copybit_device_t* copybit = mLayer.mBlitEngine;
@@ -483,9 +502,6 @@
         t.format = src.img.format;
         t.data = (GGLubyte*)src.img.base;
         const Region dirty(Rect(t.width, t.height));
-        if (UNLIKELY(mTexture.name == -1LU)) {
-            mTexture.name = mLayer.createTexture();
-        }
         mLayer.loadTexture(&mTexture, dirty, t);
     }
 
@@ -566,11 +582,17 @@
 
 void LayerBuffer::BufferSource::clearTempBufferImage() const
 {
+    // delete the image
     EGLDisplay dpy(mLayer.mFlinger->graphicPlane(0).getEGLDisplay());
-    glDeleteTextures(1, &mTexture.name);
     eglDestroyImageKHR(dpy, mTexture.image);
+
+    // and the associated texture (recreate a name)
+    glDeleteTextures(1, &mTexture.name);
     Texture defaultTexture;
     mTexture = defaultTexture;
+    mTexture.name = mLayer.createTexture();
+
+    // and the associated buffer
     mTempGraphicBuffer.clear();
 }