本文实例讲述了Android之日期及时间选择对话框用法。分享给大家供大家参考。具体如下:
清单文件:
<?xml version=\"1.0\" encoding=\"utf-8\"?> <manifest xmlns:android=\"http://schemas.android.com/apk/res/android\" package=\"com.ljq.dialog\" android:versionCode=\"1\" android:versionName=\"1.0\"> <application android:icon=\"@drawable/icon\" android:label=\"@string/app_name\"> <activity android:name=\".AlertDialog\" android:label=\"@string/app_name\"> <intent-filter> <action android:name=\"android.intent.action.MAIN\" /> <category android:name=\"android.intent.category.LAUNCHER\" /> </intent-filter> </activity> </application> <uses-sdk android:minSdkVersion=\"7\" /> <uses-permission android:name=\"android.permission.WRITE_CALENDAR\" /> </manifest>
main.xml布局文件:
<?xml version=\"1.0\" encoding=\"utf-8\"?> <LinearLayout android:id=\"@+id/LinearLayout01\" android:layout_width=\"fill_parent\" android:layout_height=\"fill_parent\" android:orientation=\"vertical\" xmlns:android=\"http://schemas.android.com/apk/res/android\"> <EditText android:id=\"@+id/et\" android:layout_width=\"fill_parent\" android:layout_height=\"wrap_content\" android:editable=\"false\" android:cursorVisible=\"false\" /> <Button android:text=\"日期对话框\" android:id=\"@+id/dateBtn\" android:layout_width=\"fill_parent\" android:layout_height=\"wrap_content\" /> <Button android:text=\"时间对话框\" android:id=\"@+id/timeBtn\" android:layout_width=\"fill_parent\" android:layout_height=\"wrap_content\" /> <DigitalClock android:text=\"@+id/digitalClock\" android:textSize=\"20dip\" android:gravity=\"center\" android:id=\"@+id/DigitalClock01\" android:layout_width=\"fill_parent\" android:layout_height=\"wrap_content\" /> <AnalogClock android:id=\"@+id/analogClock\" android:gravity=\"center\" android:layout_width=\"fill_parent\" android:layout_height=\"wrap_content\" /> </LinearLayout>
AlertActivity类:
package com.ljq.dialog; import java.util.Calendar; import android.app.Activity; import android.app.DatePickerDialog; import android.app.Dialog; import android.app.TimePickerDialog; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.DatePicker; import android.widget.EditText; import android.widget.TimePicker; public class AlertDialog extends Activity { private Button dateBtn = null; private Button timeBtn = null; private EditText et=null; private final static int DATE_DIALOG = 0; private final static int TIME_DIALOG = 1; private Calendar c = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); et=(EditText)findViewById(R.id.et); dateBtn = (Button) findViewById(R.id.dateBtn); timeBtn = (Button) findViewById(R.id.timeBtn); dateBtn.setOnClickListener(new View.OnClickListener(){ public void onClick(View v) { showDialog(DATE_DIALOG); } }); timeBtn.setOnClickListener(new View.OnClickListener(){ public void onClick(View v) { showDialog(TIME_DIALOG); } }); } /** * 创建日期及时间选择对话框 */ @Override protected Dialog onCreateDialog(int id) { Dialog dialog = null; switch (id) { case DATE_DIALOG: c = Calendar.getInstance(); dialog = new DatePickerDialog( this, new DatePickerDialog.OnDateSetListener() { public void onDateSet(DatePicker dp, int year,int month, int dayOfMonth) { et.setText(\"您选择了:\" + year + \"年\" + (month+1) + \"月\" + dayOfMonth + \"日\"); } }, c.get(Calendar.YEAR), // 传入年份 c.get(Calendar.MONTH), // 传入月份 c.get(Calendar.DAY_OF_MONTH) // 传入天数 ); break; case TIME_DIALOG: c=Calendar.getInstance(); dialog=new TimePickerDialog( this, new TimePickerDialog.OnTimeSetListener(){ public void onTimeSet(TimePicker view, int hourOfDay, int minute) { et.setText(\"您选择了:\"+hourOfDay+\"时\"+minute+\"分\"); } }, c.get(Calendar.HOUR_OF_DAY), c.get(Calendar.MINUTE), false ); break; } return dialog; } }
运行结果:
希望本文所述对大家的Android程序设计有所帮助。
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