Android开发必知 九种对话框的实现方法

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

 

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

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

<?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。