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Android开发必知 九种对话框的实现方法

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这篇CFSDN的博客文章Android开发必知 九种对话框的实现方法由作者收集整理,如果你对这篇文章有兴趣,记得点赞哟.

在开发过程中,与用户交互式免不了会用到对话框以实现更好的用户体验,所以掌握几种对话框的实现方法还是非常有必要的。在看具体实例之前先对alertdialog做一个简单介绍。alertdialog是功能最丰富、实践应用最广的对话框,它可以生成各种内容的对话框。但实际上alertdialog生成的对话框总体可分为以下4个区域:图标区、标题区、内容区、按钮区.

这里总结了九种对话框的实现方法,有需要的朋友可以来学习下了 。

  。

Android开发必知 九种对话框的实现方法

Android开发必知 九种对话框的实现方法

Android开发必知 九种对话框的实现方法

除了popupwindow实现稍微麻烦一点,其他形似都相对简单,熟悉2便即可 。

直接上源码 。

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package com.naoh.stu;
import java.util.arraylist;
import android.app.activity;
import android.app.alertdialog;
import android.app.progressdialog;
import android.content.dialoginterface;
import android.graphics.drawable.bitmapdrawable;
import android.os.bundle;
import android.view.gravity;
import android.view.layoutinflater;
import android.view.view;
import android.view.view.onclicklistener;
import android.view.viewgroup.layoutparams;
import android.view.windowmanager;
import android.widget.button;
import android.widget.edittext;
import android.widget.popupwindow;
import android.widget.toast;
public class diaallactivity extends activity implements runnable {
   private button btn_dianormal; 
   private button btn_diamulti;
   private button btn_dialist;
   private button btn_diasinchos;
   private button btn_diamultichos;
   private button btn_diaprocess;
   private button btn_diareadprocess;
   private button btn_diacustom;
   private button btn_popupdia;
   private popupwindow window= null ;
   private button cuspopupbtn1;
   private view popupview;
   @override
   public void oncreate(bundle savedinstancestate)
   {
     super .oncreate(savedinstancestate);
     setcontentview(r.layout.dialog);
     getview();
     setlistener();
   }
   private void getview()
   {
     btn_dianormal=(button)findviewbyid(r.id.btn_dianormal);
     btn_diamulti=(button)findviewbyid(r.id.btn_diamulti);
     btn_dialist=(button)findviewbyid(r.id.btn_dialist);
     btn_diasinchos=(button)findviewbyid(r.id.btn_diasigchos);
     btn_diamultichos=(button)findviewbyid(r.id.btn_diamultichos);
     btn_diaprocess=(button)findviewbyid(r.id.btn_diaprocess);
     btn_diareadprocess=(button)findviewbyid(r.id.btn_diareadprocess);
     btn_diacustom=(button)findviewbyid(r.id.btn_diacustom);
     btn_popupdia=(button)findviewbyid(r.id.btn_popupdia);
   }
   private void setlistener()
   {
     btn_dianormal.setonclicklistener(btnlistener);
     btn_diamulti.setonclicklistener(btnlistener);
     btn_dialist.setonclicklistener(btnlistener);
     btn_diasinchos.setonclicklistener(btnlistener);
     btn_diamultichos.setonclicklistener(btnlistener);
     btn_diaprocess.setonclicklistener(btnlistener);
     btn_diareadprocess.setonclicklistener(btnlistener);
     btn_diacustom.setonclicklistener(btnlistener);
     btn_popupdia.setonclicklistener(btnlistener);
   }
   private button.onclicklistener btnlistener= new button.onclicklistener()
   {
     public void onclick(view v)
     {
       if (v instanceof button)
       {
         int btnid=v.getid();
         switch (btnid)
         {
           case r.id.btn_dianormal:
             shownormaldia();
             break ;
           case r.id.btn_diamulti:
             showmultidia();
             break ;
           case r.id.btn_dialist:
             showlistdia();
             break ;
           case r.id.btn_diasigchos:
             showsinchosdia();
             break ;
           case r.id.btn_diamultichos:
             showmultichosdia();
             break ;
           case r.id.btn_diareadprocess:
             showreadprocess();
             break ;
           case r.id.btn_diaprocess:
             showprocessdia();
             break ;
           case r.id.btn_diacustom:
             showcustomdia();
             break ;
           case r.id.btn_popupdia:
             showcuspopup(v);
             break ;
           default :
             break ;
         }
       }
     }
   };
   /*普通的对话框*/
   private void shownormaldia()
   {
     //alertdialog.builder normaldialog=new alertdialog.builder(getapplicationcontext());
     alertdialog.builder normaldia=new alertdialog.builder(diaallactivity.this);
     normaldia.seticon(r.drawable.ic_launcher);
     normaldia.settitle("普通的对话框");
     normaldia.setmessage("普通对话框的message内容");
     normaldia.setpositivebutton("确定", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         showclickmessage("确定");
       }
     });
     normaldia.setnegativebutton("取消", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         showclickmessage("取消");
       }
     });
     normaldia.create().show();
   }
   /*多按钮对话框*/
   private void showmultidia()
   {
     alertdialog.builder multidia=new alertdialog.builder(diaallactivity.this);
     multidia.settitle("多选项对话框");
     multidia.setpositivebutton("按钮一", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         showclickmessage("按钮一");
       }
     });
     multidia.setneutralbutton("按钮二", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         showclickmessage("按钮二");
       }
     });
     multidia.setnegativebutton("按钮三", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         showclickmessage("按钮三");
       }
     });
     multidia.create().show();
   }
   /*列表对话框*/
   private void showlistdia()
   {
     final string[] mlist={"选项1","选项2","选项3","选项4","选项5","选项6","选项7"};
     alertdialog.builder listdia=new alertdialog.builder(diaallactivity.this);
     listdia.settitle("列表对话框");
     listdia.setitems(mlist, new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         /*下标是从0开始的*/
         showclickmessage(mlist[which]);
       }
     });
     listdia.create().show();
   }
   /*单项选择对话框*/
   int yourchose=-1;
   private void showsinchosdia()
   {
     final string[] mlist={"选项1","选项2","选项3","选项4","选项5","选项6","选项7"};
     yourchose=-1;
     alertdialog.builder sinchosdia=new alertdialog.builder(diaallactivity.this);
     sinchosdia.settitle("单项选择对话框");
     sinchosdia.setsinglechoiceitems(mlist, 0, new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         yourchose=which;
       }
     });
     sinchosdia.setpositivebutton("确定", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         if(yourchose!=-1)
         {
           showclickmessage(mlist[yourchose]);
         }
       }
     });
     sinchosdia.create().show();
   }
   arraylist<integer> mychose= new arraylist<integer>();
   private void showmultichosdia()
   {
     final string[] mlist={"选项1","选项2","选项3","选项4","选项5","选项6","选项7"};
     final boolean mchosests[]={false,false,false,false,false,false,false};
     mychose.clear();
     alertdialog.builder multichosdia=new alertdialog.builder(diaallactivity.this);
     multichosdia.settitle("多项选择对话框");
     multichosdia.setmultichoiceitems(mlist, mchosests, new dialoginterface.onmultichoiceclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which, boolean ischecked) {
         // todo auto-generated method stub
         if(ischecked)
         {
           mychose.add(which);
         }
         else
         {
           mychose.remove(which);
         }
       }
     });
     multichosdia.setpositivebutton("确定", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         int size=mychose.size();
         string str="";
         for(int i=0;i<size;i++)
         {
           str+=mlist[mychose.get(i)];
         }
         showclickmessage(str);
       }
     });
     multichosdia.create().show();
   }
   //进度读取框需要模拟读取
   progressdialog mreadprocessdia=null;
   public final static int max_readprocess = 100;
   private void showreadprocess()
   {
     mreadprocessdia=new progressdialog(diaallactivity.this);
     mreadprocessdia.setprogress(0);
     mreadprocessdia.settitle("进度条窗口");
     mreadprocessdia.setprogressstyle(progressdialog.style_horizontal);
     mreadprocessdia.setmax(max_readprocess);
     mreadprocessdia.show();
     new thread(this).start();
   }
   //新开启一个线程,循环的累加,一直到100然后在停止
   @override
   public void run()
   {
     int progress= 0;
     while(progress < max_readprocess)
     {
       try {
         thread.sleep(100);
         progress++;
         mreadprocessdia.incrementprogressby(1);
       } catch (interruptedexception e) {
         // todo auto-generated catch block
         e.printstacktrace();
       }
     }
     //读取完了以后窗口自消失
     mreadprocessdia.cancel();
   }
   /*读取中的对话框*/
   private void showprocessdia()
   {
     progressdialog processdia= new progressdialog(diaallactivity.this);
     processdia.settitle("进度条框");
     processdia.setmessage("内容读取中...");
     processdia.setindeterminate(true);
     processdia.setcancelable(true);
     processdia.show();
   }
   /*自定义对话框*/
   private void showcustomdia()
   {
     alertdialog.builder customdia=new alertdialog.builder(diaallactivity.this);
     final view viewdia=layoutinflater.from(diaallactivity.this).inflate(r.layout.custom_dialog, null);
     customdia.settitle("自定义对话框");
     customdia.setview(viewdia);
     customdia.setpositivebutton("确定", new dialoginterface.onclicklistener() {
       @override
       public void onclick(dialoginterface dialog, int which) {
         // todo auto-generated method stub
         edittext diainput=(edittext) viewdia.findviewbyid(r.id.txt_cusdiainput);
         showclickmessage(diainput.gettext().tostring());
       }
     });
     customdia.create().show();
   }
   /*popup window 来实现*/
   private void showcuspopup(view parent)
   {
     if(window == null)
     {
       popupview=layoutinflater.from(diaallactivity.this).inflate(r.layout.dia_cuspopup_dia, null);
       cuspopupbtn1=(button)popupview.findviewbyid(r.id.diacuspopupsure);
       window =new popupwindow(popupview,layoutparams.fill_parent,layoutparams.fill_parent);
     }
     window.setanimationstyle(r.style.popupanimation);
     /*必须调用setbackgrounddrawable, 因为popupwindow在初始时,会检测background是否为null,如果是ontouch or onkey events就不会相应,所以必须设置background*/
     /*网上也有很多人说,弹出pop之后,不响应键盘事件了,这个其实是焦点在pop里面的view去了。*/
     window.setfocusable(true);
     window.setbackgrounddrawable(new bitmapdrawable()); 
     window.update();
     window.showatlocation(parent, gravity.center_vertical, 0, 0);
     cuspopupbtn1.setonclicklistener(new onclicklistener() {
       @override
       public void onclick(view v) {
         // todo auto-generated method stub
         showclickmessage("popup window的确定");
       }
     });
   }
   /*显示点击的内容*/
   private void showclickmessage(string message)
   {
     toast.maketext(diaallactivity. this , "你选择的是: " +message, toast.length_short).show();
   }
}

布局,就是一堆的button 。

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<?xml version= "1.0" encoding= "utf-8" ?>
<linearlayout xmlns:android= "http://schemas.android.com/apk/res/android"
   android:layout_width= "fill_parent"
   android:layout_height= "fill_parent"
   android:orientation= "vertical" >
   <textview
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "各种dialog合集" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "普通dialog"
     android:id= "@+id/btn_dianormal" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "多按钮dialog"
     android:id= "@+id/btn_diamulti" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "列表dialog"
     android:id= "@+id/btn_dialist" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "单项选择dialog"
     android:id= "@+id/btn_diasigchos" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "多项选择dialog"
     android:id= "@+id/btn_diamultichos" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "进度条dialog"
     android:id= "@+id/btn_diareadprocess" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "读取中dialog"
     android:id= "@+id/btn_diaprocess" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "自定义dialog"
     android:id= "@+id/btn_diacustom" />
   <button 
     android:layout_width= "fill_parent"
     android:layout_height= "wrap_content"
     android:text= "popupwindow实现的dialog"
     android:id= "@+id/btn_popupdia" />
</linearlayout>

以上是android开发必知 九种对话框的实现方法,代码主要用alertdialog生成的对话框,它的功能丰富、使用最广.

最后此篇关于Android开发必知 九种对话框的实现方法的文章就讲到这里了,如果你想了解更多关于Android开发必知 九种对话框的实现方法的内容请搜索CFSDN的文章或继续浏览相关文章,希望大家以后支持我的博客! 。

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