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A library jar that provides APIs for Applications written for the Google Android Platform.

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/*
 * 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.layoutlib.bridge;

import com.android.SdkConstants;
import com.android.layoutlib.bridge.android.BridgeLayoutParamsMapAttributes;

import android.content.Context;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import android.widget.TextView;

import java.util.HashMap;
import java.util.Map;

/**
 * Base class for mocked views.
 * 

* FrameLayout with a single TextView. Doesn't allow adding any other views to itself. */ public class MockView extends FrameLayout { private final TextView mView; public MockView(Context context) { this(context, null); } public MockView(Context context, AttributeSet attrs) { this(context, attrs, 0); } public MockView(Context context, AttributeSet attrs, int defStyleAttr) { this(context, attrs, defStyleAttr, 0); } public MockView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { super(context, attrs, defStyleAttr, defStyleRes); // This inner TextView is only used to show some message on render result and should not // inherit any attributes from parent (MockView). So it only needs layout width and height. Map attributes = new HashMap<>(); attributes.put(SdkConstants.ATTR_LAYOUT_WIDTH, SdkConstants.VALUE_MATCH_PARENT); attributes.put(SdkConstants.ATTR_LAYOUT_HEIGHT, SdkConstants.VALUE_MATCH_PARENT); mView = new TextView(context, new BridgeLayoutParamsMapAttributes(attributes)); mView.setTextColor(0xFF000000); setGravity(Gravity.CENTER); setText(getClass().getSimpleName()); addView(mView); setBackgroundColor(0xFF7F7F7F); } // Only allow adding one TextView. @Override public void addView(View child) { if (child == mView) { super.addView(child); } } @Override public void addView(View child, int index) { if (child == mView) { super.addView(child, index); } } @Override public void addView(View child, int width, int height) { if (child == mView) { super.addView(child, width, height); } } @Override public void addView(View child, ViewGroup.LayoutParams params) { if (child == mView) { super.addView(child, params); } } @Override public void addView(View child, int index, ViewGroup.LayoutParams params) { if (child == mView) { super.addView(child, index, params); } } // The following methods are called by the IDE via reflection, and should be considered part // of the API. // Historically, MockView used to be a textView and had these methods. Now, we simply delegate // them to the contained textView. public void setText(CharSequence text) { mView.setText(text); } @SuppressWarnings("WeakerAccess") // This method is used from Studio public void setGravity(int gravity) { mView.setGravity(gravity); } }





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