最近幾天再做一個App開發，開發時需要使用DatePickerDialog來只顯示年月，在網上參考了不少的例子，有的自己琢磨不透，所幸看到了（這里請參考http://whb198900.blog.163.com/blog/static/766453542012108111920879）這位朋友的文章以及http://download.csdn.net/detail/u010372772/6027761這里邊的代碼，自己又進行了總結，總之，完成了自己的任務。
1 public class SecondActivity extends Activity implements OnClickListener { 2 /** Called when the activity is first created. */ 3 private Button button; 4 private EditText textview; 5 private Dialog mdialog; 6 private Calendar calendar = null; 7 8 @Override 9 public void onCreate(Bundle savedInstanceState) { 10 super.onCreate(savedInstanceState); 11 requestWindowFeature(Window.FEATURE_NO_TITLE); 12 setContentView(R.layout.second); 13 14 initUi(); 15 button.setOnClickListener(this); 16 } 17 18 public void initUi() { 19 button = (Button) findViewById(R.id.show); 20 textview = (EditText) findViewById(R.id.editText); 21 } 22 23 @Override 24 public void onClick(View v) { 25 // TODO Auto-generated method stub 26 showDialog(0);// 日期彈出框 27 int SDKVersion = SecondActivity.this.getSDKVersionNumber();// 獲取系統版本 28 System.out.println("SDKVersion = " + SDKVersion); 29 DatePicker dp = findDatePicker((ViewGroup) mdialog.getWindow() 30 .getDecorView());// 設置彈出年月日 31 if (dp != null) { 32 if (SDKVersion < 11) { 33 ((ViewGroup) dp.getChildAt(0)).getChildAt(1).setVisibility( 34 View.GONE); 35 } else if (SDKVersion > 14) { 36 //只顯示年月 37 ((ViewGroup) ((ViewGroup) dp.getChildAt(0)).getChildAt(0)) 38 .getChildAt(1).setVisibility(View.GONE);//.getChildAt(0) 39 //只顯示年日 40 // ((ViewGroup) ((ViewGroup) dp.getChildAt(0)).getChildAt(0)) 41 // .getChildAt(2).setVisibility(View.GONE); 42 //只顯示年月 43 // ((ViewGroup) ((ViewGroup) dp.getChildAt(0)).getChildAt(0)) 44 // .getChildAt(1).setVisibility(View.GONE); 45 //顯示月日 46 // ((ViewGroup) ((ViewGroup) dp.getChildAt(0)).getChildAt(0)) 47 // .getChildAt(0).setVisibility(View.GONE); 48 } 49 } 50 51 } 52 53 @Override 54 protected Dialog onCreateDialog(int id) { // 對應上面的showDialog(0);//日期彈出框 55 mdialog = null; 56 switch (id) { 57 case 0: 58 calendar = Calendar.getInstance(); 59 mdialog = new DatePickerDialog(this, 60 new DatePickerDialog.OnDateSetListener() { 61 @Override 62 public void onDateSet(DatePicker view, int year, 63 int monthOfYear, int dayOfMonth) { 64 textview.setText(year + "-" + (monthOfYear)); 65 } 66 }, calendar.get(Calendar.YEAR), 67 calendar.get(Calendar.MONTH), 68 calendar.get(Calendar.DAY_OF_MONTH)); 69 break; 70 } 71 return mdialog; 72 } 73 74 /** 75 * 從當前Dialog中查找DatePicker子控件 76 * 77 * @param group 78 * @return 79 */ 80 private DatePicker findDatePicker(ViewGroup group) { 81 if (group != null) { 82 for (int i = 0, j = group.getChildCount(); i < j; i++) { 83 View child = group.getChildAt(i); 84 if (child instanceof DatePicker) { 85 return (DatePicker) child; 86 } else if (child instanceof ViewGroup) { 87 DatePicker result = findDatePicker((ViewGroup) child); 88 if (result != null) 89 return result; 90 } 91 } 92 } 93 return null; 94 } 95 96 /** 97 * 獲取系統SDK版本 98 * 99 * @return 100 */ 101 public static int getSDKVersionNumber() { 102 int sdkVersion; 103 try { 104 sdkVersion = Integer.valueOf(android.os.Build.VERSION.SDK); 105 } catch (NumberFormatException e) { 106 sdkVersion = 0; 107 } 108 return sdkVersion; 109 } 110 }
有什么不足之處，請多多指教！！！2015-3-30