《Android开发卷——自定义日期选择器（三）》

继

《Android开发卷——自定义日期选择器（一）》：/chillax_li/article/details/19047913

《Android开发卷——自定义日期选择器（二）》：/chillax_li/article/details/19172899

之后，在之前的基础上添加了两个按钮的单击事件

public class TestDialog extends Dialog {private Context context;private int style;private NumberPicker np1,np2,np3;private static String str1 = "1999";private static String str2 = "1";private static String str3 = "1";public TestDialog(Context context) {super(context);this.context = context;}public TestDialog(Context context, int style) {super(context);this.context = context;this.style = style;}@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);this.setContentView(R.layout.dialog);np1 = (NumberPicker) findViewById(R.id.np1);np2 = (NumberPicker) findViewById(R.id.np2);np3 = (NumberPicker) findViewById(R.id.np3);np1.setMaxValue(2299);np1.setMinValue(1970);np1.setValue(1999);np1.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {@Overridepublic void onValueChange(NumberPicker arg0, int arg1, int arg2) {// TODO Auto-generated method stubstr1 = np1.getValue() + "";if (Integer.parseInt(str1) % 4 == 0&& Integer.parseInt(str1) % 100 != 0|| Integer.parseInt(str1) % 400 == 0) {if(str2.equals("1")||str2.equals("3")||str2.equals("5")||str2.equals("7")||str2.equals("8")||str2.equals("10")||str2.equals("12")){np3.setMaxValue(31);np3.setMinValue(1);}else if(str2.equals("4")||str2.equals("6")||str2.equals("9")||str2.equals("11")){np3.setMaxValue(30);np3.setMinValue(1);}else{np3.setMaxValue(29);np3.setMinValue(1);}} else {if(str2.equals("1")||str2.equals("3")||str2.equals("5")||str2.equals("7")||str2.equals("8")||str2.equals("10")||str2.equals("12")){np3.setMaxValue(31);np3.setMinValue(1);}else if(str2.equals("4")||str2.equals("6")||str2.equals("9")||str2.equals("11")){np3.setMaxValue(30);np3.setMinValue(1);}else{np3.setMaxValue(28);np3.setMinValue(1);}}}});np2.setMaxValue(12);np2.setMinValue(1);np2.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {@Overridepublic void onValueChange(NumberPicker arg0, int arg1, int arg2) {// TODO Auto-generated method stubstr2 = np2.getValue()+"";if(str2.equals("1")||str2.equals("3")||str2.equals("5")||str2.equals("7")||str2.equals("8")||str2.equals("10")||str2.equals("12")){np3.setMaxValue(31);np3.setMinValue(1);}else if(str2.equals("4")||str2.equals("6")||str2.equals("9")||str2.equals("11")){np3.setMaxValue(30);np3.setMinValue(1);}else{if (Integer.parseInt(str1) % 4 == 0&& Integer.parseInt(str1) % 100 != 0|| Integer.parseInt(str1) % 400 == 0) {np3.setMaxValue(29);np3.setMinValue(1);} else {np3.setMaxValue(28);np3.setMinValue(1);}}}});np3.setMaxValue(31);np3.setMinValue(1);np3.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {@Overridepublic void onValueChange(NumberPicker arg0, int arg1, int arg2) {// TODO Auto-generated method stubstr3 = np3.getValue()+"";}});// 设置返回按钮事件和文本if (backButtonText != null) {Button bckButton = ((Button)findViewById(R.id.dialog_back));bckButton.setText(backButtonText);if (backButtonClickListener != null) {bckButton.setOnClickListener(new View.OnClickListener() {public void onClick(View v) {backButtonClickListener.onClick(new TestDialog(getContext()), DialogInterface.BUTTON_NEGATIVE);dismiss();}});}} else {findViewById(R.id.dialog_back).setVisibility(View.GONE);}// 设置确定按钮事件和文本if (confirmButtonText != null) {Button cfmButton = ((Button)findViewById(R.id.dialog_confirm));cfmButton.setText(confirmButtonText);if (confirmButtonClickListener != null) {cfmButton.setOnClickListener(new View.OnClickListener() {public void onClick(View v) {confirmButtonClickListener.onClick(new TestDialog(getContext()), DialogInterface.BUTTON_NEGATIVE);dismiss();}});}} else {findViewById(R.id.dialog_confirm).setVisibility(View.GONE);}}private String backButtonText; // 对话框返回按钮文本private String confirmButtonText; // 对话框确定文本// 对话框按钮监听事件private DialogInterface.OnClickListener backButtonClickListener,confirmButtonClickListener;/*** 设置back按钮的事件和文本* * @param backButtonText* @param listener* @return*/public void setBackButton(String backButtonText,DialogInterface.OnClickListener listener) {this.backButtonText = backButtonText;this.backButtonClickListener = listener;}/*** 设置确定按钮事件和文本* * @param negativeButtonText* @param listener* @return*/public void setConfirmButton(String confirmButtonText,DialogInterface.OnClickListener listener) {this.confirmButtonText = confirmButtonText;this.confirmButtonClickListener = listener;}public static String getDate(){return str1+"-"+str2+"-"+str3;}@Overridepublic void show() {// TODO Auto-generated method stubsuper.show();}}

项目地址：/detail/chillax_li/6923505

在这里有个问题要注意：就是切勿误删values-v11和values-v14这两个文件夹，因为这两个表示Android 3.*以上的样式，如果误删了，样式会变得很丑

（正常情况）（误删文件夹情况，NumPicker样式被改变，使用android 2.*的旧版本）

尊重原创，转载请注明出处：/chillax_li/article/details/19212895