AwTestContainerView.java

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

package org.chromium.android_webview.test;

import android.content.Context;
import android.content.res.Configuration;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.os.Bundle;
import android.util.Log;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewGroup;
import android.view.accessibility.AccessibilityEvent;
import android.view.accessibility.AccessibilityNodeInfo;
import android.view.accessibility.AccessibilityNodeProvider;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputConnection;
import android.widget.FrameLayout;

import org.chromium.android_webview.AwContents;
import org.chromium.content.browser.ContentViewCore;

/**
 * A View used for testing the AwContents internals.
 *
 * This class takes the place android.webkit.WebView would have in the production configuration.
 */
public class AwTestContainerView extends FrameLayout {
    private AwContents mAwContents;
    private AwContents.InternalAccessDelegate mInternalAccessDelegate;

    public AwTestContainerView(Context context) {
        super(context);
        mInternalAccessDelegate = new InternalAccessAdapter();
        setOverScrollMode(View.OVER_SCROLL_ALWAYS);
    }

    public void initialize(AwContents awContents) {
        mAwContents = awContents;
    }

    public ContentViewCore getContentViewCore() {
        return mAwContents.getContentViewCore();
    }

    public AwContents getAwContents() {
        return mAwContents;
    }

    public AwContents.InternalAccessDelegate getInternalAccessDelegate() {
        return mInternalAccessDelegate;
    }

    public void destroy() {
        mAwContents.destroy();
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        super.onConfigurationChanged(newConfig);
        mAwContents.onConfigurationChanged(newConfig);
    }

    @Override
    public void onAttachedToWindow() {
        super.onAttachedToWindow();
        mAwContents.onAttachedToWindow();
    }

    @Override
    public void onDetachedFromWindow() {
        super.onDetachedFromWindow();
        mAwContents.onDetachedFromWindow();
    }

    @Override
    public void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
        super.onFocusChanged(focused, direction, previouslyFocusedRect);
        mAwContents.onFocusChanged(focused, direction, previouslyFocusedRect);
    }

    @Override
    public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
        return mAwContents.onCreateInputConnection(outAttrs);
    }

    @Override
    public boolean onKeyUp(int keyCode, KeyEvent event) {
        return mAwContents.onKeyUp(keyCode, event);
    }

    @Override
    public boolean dispatchKeyEvent(KeyEvent event) {
        return mAwContents.dispatchKeyEvent(event);
    }

    @Override
    public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        mAwContents.onMeasure(widthMeasureSpec, heightMeasureSpec);
    }

    @Override
    public void onSizeChanged(int w, int h, int ow, int oh) {
        super.onSizeChanged(w, h, ow, oh);
        mAwContents.onSizeChanged(w, h, ow, oh);
    }

    @Override
    public void onOverScrolled(int scrollX, int scrollY, boolean clampedX, boolean clampedY) {
        mAwContents.onContainerViewOverScrolled(scrollX, scrollY, clampedX, clampedY);
    }

    @Override
    public void onScrollChanged(int l, int t, int oldl, int oldt) {
        super.onScrollChanged(l, t, oldl, oldt);
        if (mAwContents != null) {
            mAwContents.onContainerViewScrollChanged(l, t, oldl, oldt);
        }
    }

    @Override
    public void computeScroll() {
        mAwContents.computeScroll();
    }

    @Override
    public void onVisibilityChanged(View changedView, int visibility) {
        super.onVisibilityChanged(changedView, visibility);
        mAwContents.onVisibilityChanged(changedView, visibility);
    }

    @Override
    public void onWindowVisibilityChanged(int visibility) {
        super.onWindowVisibilityChanged(visibility);
        mAwContents.onWindowVisibilityChanged(visibility);
    }

    @Override
    public boolean onTouchEvent(MotionEvent ev) {
        super.onTouchEvent(ev);
        return mAwContents.onTouchEvent(ev);
    }

    @Override
    public void onDraw(Canvas canvas) {
        mAwContents.onDraw(canvas);
        super.onDraw(canvas);
    }

    @Override
    public AccessibilityNodeProvider getAccessibilityNodeProvider() {
        AccessibilityNodeProvider provider =
            mAwContents.getAccessibilityNodeProvider();
        return provider == null ? super.getAccessibilityNodeProvider() : provider;
    }

    @Override
    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
        super.onInitializeAccessibilityNodeInfo(info);
        info.setClassName(AwContents.class.getName());
        mAwContents.onInitializeAccessibilityNodeInfo(info);
    }

    @Override
    public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
        super.onInitializeAccessibilityEvent(event);
        event.setClassName(AwContents.class.getName());
        mAwContents.onInitializeAccessibilityEvent(event);
    }

    @Override
    public boolean performAccessibilityAction(int action, Bundle arguments) {
        return mAwContents.performAccessibilityAction(action, arguments);
    }

    // TODO: AwContents could define a generic class that holds an implementation similar to
    // the one below.
    private class InternalAccessAdapter implements AwContents.InternalAccessDelegate {

        @Override
        public boolean drawChild(Canvas canvas, View child, long drawingTime) {
            return AwTestContainerView.super.drawChild(canvas, child, drawingTime);
        }

        @Override
        public boolean super_onKeyUp(int keyCode, KeyEvent event) {
            return AwTestContainerView.super.onKeyUp(keyCode, event);
        }

        @Override
        public boolean super_dispatchKeyEventPreIme(KeyEvent event) {
            return AwTestContainerView.super.dispatchKeyEventPreIme(event);
        }

        @Override
        public boolean super_dispatchKeyEvent(KeyEvent event) {
            return AwTestContainerView.super.dispatchKeyEvent(event);
        }

        @Override
        public boolean super_onGenericMotionEvent(MotionEvent event) {
            return AwTestContainerView.super.onGenericMotionEvent(event);
        }

        @Override
        public void super_onConfigurationChanged(Configuration newConfig) {
            AwTestContainerView.super.onConfigurationChanged(newConfig);
        }

        @Override
        public void super_scrollTo(int scrollX, int scrollY) {
            // We're intentionally not calling super.scrollTo here to make testing easier.
            AwTestContainerView.this.scrollTo(scrollX, scrollY);
        }

        @Override
        public void overScrollBy(int deltaX, int deltaY,
                int scrollX, int scrollY,
                int scrollRangeX, int scrollRangeY,
                int maxOverScrollX, int maxOverScrollY,
                boolean isTouchEvent) {
            // We're intentionally not calling super.scrollTo here to make testing easier.
            AwTestContainerView.this.overScrollBy(deltaX, deltaY, scrollX, scrollY,
                     scrollRangeX, scrollRangeY, maxOverScrollX, maxOverScrollY, isTouchEvent);
        }

        @Override
        public void onScrollChanged(int l, int t, int oldl, int oldt) {
            AwTestContainerView.super.onScrollChanged(l, t, oldl, oldt);
        }

        @Override
        public boolean awakenScrollBars() {
            return AwTestContainerView.super.awakenScrollBars();
        }

        @Override
        public boolean super_awakenScrollBars(int startDelay, boolean invalidate) {
            return AwTestContainerView.super.awakenScrollBars(startDelay, invalidate);
        }

        @Override
        public void setMeasuredDimension(int measuredWidth, int measuredHeight) {
            AwTestContainerView.super.setMeasuredDimension(measuredWidth, measuredHeight);
        }

        @Override
        public int super_getScrollBarStyle() {
            return AwTestContainerView.super.getScrollBarStyle();
        }

        @Override
        public boolean requestDrawGL(Canvas canvas) {
            return false;
        }
    }
}