Android实现类似iOS风格的对话框实例代码

<relativelayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent">
 <linearlayout
  android:layout_width="270dp"
  android:layout_height="wrap_content"
  android:layout_centerhorizontal="true"
  android:layout_centervertical="true"
  android:background="@drawable/shape_diglog_bg"
  android:orientation="vertical">
  <textview
   android:id="@+id/dialog_title"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:layout_gravity="center_horizontal"
   android:layout_margintop="10dp"
   android:text="这里是标题"
   android:textcolor="#333333"
   android:textsize="19sp"
   android:visibility="visible" />
  <textview
   android:id="@+id/dialog_content"
   android:layout_width="wrap_content"
   android:layout_height="wrap_content"
   android:layout_gravity="center_horizontal"
   android:layout_marginbottom="30dp"
   android:layout_marginleft="10dp"
   android:layout_marginright="10dp"
   android:layout_margintop="30dp"
   android:text="这里是内容"
   android:textcolor="#333333"
   android:textsize="17sp"
   android:textstyle="bold" />
  <view
   android:layout_width="match_parent"
   android:layout_height="1dp"
   android:layout_margintop="18sp"
   android:background="#f1f1f1" />
  <linearlayout
   android:id="@+id/ll_button"
   android:layout_width="match_parent"
   android:layout_height="50dp"
   android:orientation="horizontal">
   <button
    android:id="@+id/dialog_cancel"
    android:layout_width="0dp"
    android:layout_height="match_parent"
    android:layout_weight="1"
    android:background="@null"
    android:text="取消"
    android:textcolor="#006dff"
    android:textsize="17sp" />
   <view
    android:layout_width="1dp"
    android:layout_height="match_parent"
    android:background="#f1f1f1" />
   <button
    android:id="@+id/dialog_ensure"
    android:layout_width="0dp"
    android:layout_height="match_parent"
    android:layout_weight="1"
    android:background="@null"
    android:text="确定"
    android:textcolor="#006dff"
    android:textsize="17sp" />
  </linearlayout>
 </linearlayout>
</relativelayout>

public class commondialog extends dialog

public commondialog(@nonnull context context) {
  super(context, r.style.dialog_common);
  mcontext = context;
  setcontentview(r.layout.dialog_common);
  butterknife.bind(this);
 }

<style name="dialog_common" parent="android:style/theme.dialog">
  <!--说明提示框是否有边框-->
  <item name="android:windowframe">@null</item>
  <!--说明提示框是否有标题-->
  <item name="android:windownotitle">true</item>
  <!--设置提示框的背景颜色是什么-->
  <item name="android:windowbackground">@android:color/transparent</item>
  <!--是否浮现在activity之上-->
  <item name="android:windowisfloating">true</item>
  <!--是否有遮盖-->
  <item name="android:windowcontentoverlay">@null</item>
  <!--说明提示框是滞是透明的-->
  <item name="android:windowistranslucent">true</item>
  <!--说明是否充许对话框的背景变暗。为true则充许变暗-->
  <item name="android:backgrounddimenabled">true</item>
  <!--设置背景透明度-->
  <item name="android:backgrounddimamount">0.4</item>
 </style>

private string title;
private string content;
private string cancel;
private string ensure;

 /*
  * 设置标题 默认没有标题
  *
  * @param title
  */ 
 public void settitle(string title) {
  this.title = title;
 }
 /**
  * 设置内容 默认为空
  *
  * @param content
  */
 public void setcontent(string content) {
  this.content = content;
 }
 /**
  * 设置确定按钮内容 默认为确定
  *
  * @param ensure
  */
 public void setensure(string ensure) {
  this.ensure = ensure;
 }
 /**
  * 设置取消按钮内容 默认为取消
  *
  * @param cancel
  */
 public void setcancel(string cancel) {
  this.cancel = cancel;
 }

/**
  * 确定按钮事件监听 默认是dismiss对话框
  *
  * @param onensureclicklistener
  */
 public void setonensureclicklistener(view.onclicklistener onensureclicklistener) {
  this.onensureclicklistener = onensureclicklistener;
 }
 /**
  * 取消按钮事件监听 默认是dismiss对话框
  *
  * @param oncabcelclicklistener
  */
 public void setoncancelclicklistener(view.onclicklistener oncabcelclicklistener) {
  this.oncancelclicklistener = oncabcelclicklistener;
 }

 /**
  * 默认点击事件，点击弹框消失
  */
 private view.onclicklistener onclicklistenerdismiss = new view.onclicklistener() {
  @override
  public void onclick(view v) {
   dismiss();
  }
 };

/**
  * 重写show方法
  */
 @override
 public void show() {
  if (textutils.isempty(title)) {
   //默认没有标题
   dialogtitle.setvisibility(view.gone);
  } else {
   //默认不设置内容，则内容太为空
   dialogtitle.setvisibility(view.visible);
   settextviewtxt(dialogtitle, title);
  }
  if (textutils.isempty(cancel)) {
   //默认取消按钮文字为"取消"
   cancel = mcontext.getstring(r.string.cancel);
  }
  if (textutils.isempty(ensure)) {
   //默认确认按钮文字为"确认"
   ensure = mcontext.getstring(r.string.ensure);
  }
  //设置文字信息
  settextviewtxt(dialogcontent, content);
  settextviewtxt(dialogcancel, cancel);
  settextviewtxt(dialogensure, ensure);
   //设置点击事件
  setbuttononclicklistener(dialogcancel, oncancelclicklistener);
  setbuttononclicklistener(dialogensure, onensureclicklistener);
  super.show();
 }

public class mainactivity extends appcompatactivity {
 @bindview(r.id.btn_demo_havetitle)
 button btndemohavetitle;
 @bindview(r.id.btn_demo_notitle)
 button btndemonotitle;
 @override
 protected void oncreate(bundle savedinstancestate) {
  super.oncreate(savedinstancestate);
 setcontentview(r.layout.activity_main);
  butterknife.bind(this);
 }
 @onclick({r.id.btn_demo_havetitle, r.id.btn_demo_notitle})
 public void onclick(view view) {
  switch (view.getid()) {
   //没有标题的对话框
   case r.id.btn_demo_havetitle:
    final commondialog dialog1 = new commondialog(this);
    dialog1.settitle("提示");
    dialog1.setcontent("是否确认退出？");
    dialog1.setonensureclicklistener(new view.onclicklistener() {
     @override
     public void onclick(view v) {
      toast.maketext(mainactivity.this,"点击了确认",toast.length_short).show();
      // todo: 2017/9/17 这里写你的代码
      dialog1.dismiss();
     }
    });
    dialog1.show();
    break;
   //有标题的对话框
   case r.id.btn_demo_notitle:
    final commondialog dialog2 = new commondialog(this);
    //不设置标题默认没有标题
    dialog2.setcontent("是否确认退出？");
    dialog2.setonensureclicklistener(new view.onclicklistener() {
     @override
     public void onclick(view v) {
      toast.maketext(mainactivity.this,"点击了确认",toast.length_short).show();
      // todo: 2017/9/17 这里写你的代码
      dialog2.dismiss();
     }
    });
    dialog2.show();
    break;
  }
 }
}