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Android自定义dialog可选择展示年月日时间选择栏

2019年07月24日  | 移动技术网移动技术  | 我要评论

自定义dialog

package com.poptest; 
import android.app.datepickerdialog; 
import android.content.context; 
import android.view.view; 
import android.view.viewgroup; 
import android.widget.datepicker; 
//dialog类  
public class yearpickerdialog extends datepickerdialog { 
  public yearpickerdialog(context context, ondatesetlistener callback, int year, int monthofyear, int dayofmonth) { 
    super(context, callback, year, monthofyear, dayofmonth);  
    this.settitle(year + "年" + (monthofyear + 1) + "月"); 
    //getchildat(2)隐藏日的显示可以改变隐藏的对象 
   ((viewgroup) ((viewgroup) this.getdatepicker().getchildat(0)).getchildat(0)).getchildat(2).setvisibility(view.gone); 
   ((viewgroup) ((viewgroup) this.getdatepicker().getchildat(0)).getchildat(0)).getchildat(2).setvisibility(view.gone); 
  }  
  public yearpickerdialog(context context, int theme, ondatesetlistener listener, int year, int monthofyear, int dayofmonth) { 
    super(context, theme, listener, year, monthofyear, dayofmonth); 
 
   this.settitle(year + "年" + (monthofyear + 1) + "月"); 
    ((viewgroup) ((viewgroup) this.getdatepicker().getchildat(0)).getchildat(0)).getchildat(2).setvisibility(view.gone); 
    ((viewgroup) ((viewgroup) this.getdatepicker().getchildat(0)).getchildat(0)).getchildat(2).setvisibility(view.gone); 
  }  
  @override 
 public void ondatechanged(datepicker view, int year, int month, int day) { 
    super.ondatechanged(view, year, month, day); 
    this.settitle(year + "年" + (month + 1) + "月"); 
  } 
}

时间处理类

//时间处理类 
package com.poptest;  
import java.text.parseexception; 
import java.text.simpledateformat; 
import java.util.calendar; 
import java.util.date;  
public class dateutil { 
  public static date strtodate(string style, string date) { 
    simpledateformat formatter = new simpledateformat(style); 
    try { 
      return formatter.parse(date); 
    } catch (parseexception e) { 
      e.printstacktrace(); 
      return new date(); 
    } 
  }  
  public static string datetostr(string style, date date) { 
   simpledateformat formatter = new simpledateformat(style); 
    return formatter.format(date); 
  }  
  public static string clandertodatetime(calendar calendar, string style) { 
    simpledateformat formatter = new simpledateformat(style); 
    return formatter.format(calendar.gettime()); 
 }  
  public static string datetotime(long date, string style) { 
    simpledateformat formatter = new simpledateformat(style); 
    return formatter.format(date); 
  } 
}<pre name="code" class="java">//调用方式 
        final calendar calendar = calendar.getinstance(); </pre><pre name="code" class="java"><span style="white-space:pre">   </span>//没有alertdialog.theme_holo_light这个theme出来的dialog非常丑 
    new yearpickerdialog(this, alertdialog.theme_holo_light, new datepickerdialog.ondatesetlistener() { 
       @override 
       public void ondateset(datepicker view, int year, int monthofyear, int dayofmonth) { 
 
        calendar.set(calendar.year, year); 
         calendar.set(calendar.month, monthofyear); 
        log.d("###",dateutil.clandertodatetime(calendar, "yyyy-mm")); 
 
       } 
    }, calendar.get(calendar.year), calendar.get(calendar.month), calendar.get(calendar.date)).show(); 
</pre><br> 
<pre></pre> 
<h3><a name="t2"></a><em>解决7.0系统使用该方式调用崩溃的情况(只遇到在小米7.0系统崩溃，华为等7.0不会崩溃)</em></h3> 
package com.dmos;  
import android.app.datepickerdialog; 
import android.content.context;  
import android.os.bundle; 
import android.widget.datepicker; 
import android.widget.linearlayout; 
import android.widget.numberpicker;  
public class mydatepickerdialog extends datepickerdialog{  
 public mydatepickerdialog(context context, int theme, 
     ondatesetlistener callback, int year, int monthofyear, 
     int dayofmonth) { 
   super(context, theme, callback, year, monthofyear, dayofmonth); 
 } 
 @override 
 protected void oncreate(bundle savedinstancestate) {  
  super.oncreate(savedinstancestate);  
  linearlayout mspinners = (linearlayout) findviewbyid(getcontext().getresources().getidentifier("android:id/pickers", null, null));  
   if (mspinners != null) {  
     numberpicker myearspinner = (numberpicker) findviewbyid(getcontext().getresources().getidentifier("android:id/year", null, null));  
    numberpicker mmonthspinner = (numberpicker) findviewbyid(getcontext().getresources().getidentifier("android:id/month", null, null));  
    numberpicker mdayspinner = (numberpicker) findviewbyid(getcontext().getresources().getidentifier("android:id/day", null, null));  
     mspinners.removeallviews();  
     //如果要隐藏年，月，日中的某一项取消其addview就好了 
     if (myearspinner != null) {  
      mspinners.addview(myearspinner);  
    }  
     if (mmonthspinner!= null) {  
      mspinners.addview(mmonthspinner);   
    }  
    if (mdayspinner != null) {  
       mspinners.addview(mdayspinner);    
    }  
   }  
 } 
 @override  
 public void ondatechanged(datepicker view, int year, int month, int day) {  
   super.ondatechanged(view, year, month, day);  
  settitle(year+"年"+(month+1)+"月");  
 } 
}

以上所述是小编给大家介绍的android自定义dialog可选择展示年月日时间选择栏，希望对大家有所帮助

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