notifywithtext.java

Android的应用实例

/* 
 * Copyright (C) 2007 Google Inc.
 *
 * 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.example.android.apis.app;

import com.example.android.apis.R;

import android.app.Activity;
import android.widget.Button;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;

/**
 * When you push the button on this Activity, it creates a {@link Toast} object and
 * using the Toast method.
 * @see Toast
 * @see Toast#makeText(android.content.Context,int,int)
 * @see Toast#makeText(android.content.Context,java.lang.CharSequence,int)
 * @see Toast#LENGTH_SHORT
 * @see Toast#LENGTH_LONG
 */
public class NotifyWithText extends Activity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.notify_with_text);

        Button button;

        // short notification
        button = (Button) findViewById(R.id.short_notify);
        button.setOnClickListener(new Button.OnClickListener() {
            public void onClick(View v) {
                // Note that we create the Toast object and call the show() method
                // on it all on one line.  Most uses look like this, but there
                // are other methods on Toast that you can call to configure how
                // it appears.
                //
                // Note also that we use the version of makeText that takes a
                // resource id (R.string.short_notification_text).  There is also
                // a version that takes a CharSequence if you must construct
                // the text yourself.
                Toast.makeText(NotifyWithText.this, R.string.short_notification_text,
                    Toast.LENGTH_SHORT).show();
            }
        });

        // long notification
        // The only difference here is that the notification stays up longer.
        // You might want to use this if there is more text that they're going
        // to read.
        button = (Button) findViewById(R.id.long_notify);
        button.setOnClickListener(new Button.OnClickListener() {
            public void onClick(View v) {
                Toast.makeText(NotifyWithText.this, R.string.long_notification_text,
                    Toast.LENGTH_LONG).show();
            }
        });





    }
}