Using TimePicker and setOnTimeChangedListener : TimePicker « UI « Android

1. Android
2. UI
3. TimePicker

Using TimePicker and setOnTimeChangedListener

 
/*
 * 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 com.example.android.apis.view;

import com.example.android.apis.R;

import android.app.Activity;
import android.widget.TextView;
import android.widget.TimePicker;
import android.os.Bundle;

public class DateWidgets2 extends Activity {

    // where we display the selected date and time
    private TextView mTimeDisplay;


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);

        TimePicker timePicker = (TimePicker) findViewById(R.id.timePicker);
        timePicker.setCurrentHour(12);
        timePicker.setCurrentMinute(15);

        mTimeDisplay = (TextView) findViewById(R.id.dateDisplay);

        updateDisplay(12, 15);

        timePicker.setOnTimeChangedListener(new TimePicker.OnTimeChangedListener() {

            public void onTimeChanged(TimePicker view, int hourOfDay, int minute) {
                updateDisplay(hourOfDay, minute);
            }
        });
    }

    private void updateDisplay(int hourOfDay, int minute) {
        mTimeDisplay.setText(
                    new StringBuilder()
                    .append(pad(hourOfDay)).append(":")
                    .append(pad(minute)));
    }

    private static String pad(int c) {
        if (c >= 10)
            return String.valueOf(c);
        else
            return "0" + String.valueOf(c);
    }

}
//main.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- 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.
-->

<!-- example of using the time changed callback, with now visible 'set' button-->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <TimePicker android:id="@+id/timePicker"
        android:layout_height="wrap_content"
        android:layout_width="match_parent"/>

    <TextView android:id="@+id/dateDisplay"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingLeft="4dip"
            android:text="date_widgets_example_dateDisplay_text"/>

</LinearLayout>

   
  

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