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/*
* Copyright (C) 2007 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 android.view;
import com.android.frameworks.coretests.R;
import android.os.Bundle;
import android.widget.Button;
import android.view.View;
import android.app.Activity;
/**
* Exercise View's ability to change their visibility: GONE, INVISIBLE and
* VISIBLE.
*/
public class Visibility extends Activity {
@Override
protected void onCreate(Bundle icicle) {
super.onCreate(icicle);
setContentView(R.layout.visibility);
// Find the view whose visibility will change
mVictim = findViewById(R.id.victim);
// Find our buttons
Button visibleButton = (Button) findViewById(R.id.vis);
Button invisibleButton = (Button) findViewById(R.id.invis);
Button goneButton = (Button) findViewById(R.id.gone);
// Wire each button to a click listener
visibleButton.setOnClickListener(mVisibleListener);
invisibleButton.setOnClickListener(mInvisibleListener);
goneButton.setOnClickListener(mGoneListener);
}
View.OnClickListener mVisibleListener = new View.OnClickListener() {
public void onClick(View v) {
mVictim.setVisibility(View.VISIBLE);
}
};
View.OnClickListener mInvisibleListener = new View.OnClickListener() {
public void onClick(View v) {
mVictim.setVisibility(View.INVISIBLE);
}
};
View.OnClickListener mGoneListener = new View.OnClickListener() {
public void onClick(View v) {
mVictim.setVisibility(View.GONE);
}
};
private View mVictim;
}
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