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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 android.widget;
import com.android.frameworktest.R;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemSelectedListener;
public class AutoCompleteTextViewSimple extends Activity
implements OnItemClickListener, OnItemSelectedListener {
private final String LOG_TAG = "AutoCompleteTextViewSimple";
private AutoCompleteTextView mTextView;
/** These are cleared by resetItemListeners(), and set by the callback listeners */
public boolean mItemClickCalled;
public int mItemClickPosition;
public boolean mItemSelectedCalled;
public int mItemSelectedPosition;
public boolean mNothingSelectedCalled;
@Override
protected void onCreate(Bundle icicle)
{
// Be sure to call the super class.
super.onCreate(icicle);
// setup layout & views
setContentView(R.layout.autocompletetextview_simple);
mTextView = (AutoCompleteTextView) findViewById(R.id.autocompletetextview1);
// configure callbacks used for monitoring
mTextView.setOnItemClickListener(this);
mTextView.setOnItemSelectedListener(this);
resetItemListeners();
setStringAdapter(5, "a");
}
/**
* @return The AutoCompleteTextView used in this test activity.
*/
public AutoCompleteTextView getTextView() {
return mTextView;
}
/**
* Set the autocomplete data to an adapter containing 0..n strings with a consistent prefix.
*/
public void setStringAdapter(int numSuggestions, String prefix) {
// generate the string array
String[] strings = new String[numSuggestions];
for (int i = 0; i < numSuggestions; ++i) {
strings[i] = prefix + String.valueOf(i);
}
// install it with an adapter
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_dropdown_item_1line, strings);
mTextView.setAdapter(adapter);
}
/**
* For monitoring OnItemClickListener & OnItemSelectedListener
*
* An alternative here would be to provide a set of pass-through callbacks
*/
public void resetItemListeners() {
mItemClickCalled = false;
mItemClickPosition = -1;
mItemSelectedCalled = false;
mItemSelectedPosition = -1;
mNothingSelectedCalled = false;
}
/**
* Implements OnItemClickListener
*/
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
Log.d(LOG_TAG, "onItemClick() position " + position);
mItemClickCalled = true;
mItemClickPosition = position;
}
/**
* Implements OnItemSelectedListener
*/
public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
Log.d(LOG_TAG, "onItemSelected() position " + position);
mItemSelectedCalled = true;
mItemSelectedPosition = position;
}
/**
* Implements OnItemSelectedListener
*/
public void onNothingSelected(AdapterView<?> parent) {
Log.d(LOG_TAG, "onNothingSelected()");
mNothingSelectedCalled = true;
}
}
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