Android自定义view仿iOS弹出框效果

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:orientation="vertical"
  android:padding="8dp">

  <TextView
    android:id="@+id/txt_title"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@drawable/actionsheet_top_normal"
    android:gravity="center"
    android:minHeight="45dp"
    android:paddingBottom="10dp"
    android:paddingLeft="15dp"
    android:paddingRight="15dp"
    android:paddingTop="10dp"
    android:textColor="@color/actionsheet_gray"
    android:textSize="13sp"
    android:visibility="gone" />

  <ScrollView
    android:id="@+id/sLayout_content"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:fadingEdge="none">

    <LinearLayout
      android:id="@+id/lLayout_content"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:orientation="vertical"></LinearLayout>
  </ScrollView>

  <TextView
    android:id="@+id/txt_cancel"
    android:layout_width="match_parent"
    android:layout_height="45dp"
    android:layout_marginTop="8dp"
    android:background="@drawable/actionsheet_single_selector"
    android:gravity="center"
    android:text="取消"
    android:textColor="@color/actionsheet_blue"
    android:textSize="18sp" />

</LinearLayout>

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:id="@+id/lLayout_bg"
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:background="@drawable/alert_bg"
  android:orientation="vertical">

  <TextView
    android:id="@+id/txt_title"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginLeft="15dp"
    android:layout_marginRight="15dp"
    android:layout_marginTop="15dp"
    android:gravity="center"
    android:textColor="@color/black"
    android:textSize="18sp"
    android:textStyle="bold" />

  <TextView
    android:id="@+id/txt_msg"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:layout_marginLeft="15dp"
    android:layout_marginRight="15dp"
    android:layout_marginTop="15dp"
    android:gravity="center"
    android:textColor="@color/black"
    android:textSize="16sp" />

  <ImageView
    android:layout_width="match_parent"
    android:layout_height="0.5dp"
    android:layout_marginTop="10dp"
    android:background="@color/alertdialog_line" />

  <LinearLayout
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="horizontal">

    <Button
      android:id="@+id/btn_neg"
      android:layout_width="wrap_content"
      android:layout_height="43dp"
      android:layout_weight="1"
      android:background="@drawable/alertdialog_left_selector"
      android:gravity="center"
      android:textColor="@color/actionsheet_blue"
      android:textSize="16sp" />

    <ImageView
      android:id="@+id/img_line"
      android:layout_width="0.5dp"
      android:layout_height="43dp"
      android:background="@color/alertdialog_line" />

    <Button
      android:id="@+id/btn_pos"
      android:layout_width="wrap_content"
      android:layout_height="43dp"
      android:layout_weight="1"
      android:background="@drawable/alertdialog_right_selector"
      android:gravity="center"
      android:textColor="@color/actionsheet_blue"
      android:textSize="16sp" />
  </LinearLayout>

</LinearLayout>

<style name="ActionSheetDialogStyle" parent="android:Theme.Dialog">

    <!-- 背景透明 -->
    <item name="android:windowBackground">@android:color/transparent</item>
    <item name="android:windowContentOverlay">@null</item>
    <!-- 浮于Activity之上 -->
    <item name="android:windowIsFloating">true</item>
    <!-- 边框 -->
    <item name="android:windowFrame">@null</item>
    <!-- Dialog以外的区域模糊效果 -->
    <item name="android:backgroundDimEnabled">true</item>
    <!-- 无标题 -->
    <item name="android:windowNoTitle">true</item>
    <!-- 半透明 -->
    <item name="android:windowIsTranslucent">true</item>
    <!-- Dialog进入及退出动画 -->
    <item name="android:windowAnimationStyle">@style/ActionSheetDialogAnimation</item>
  </style>
  <!-- ActionSheet进出动画 -->
  <style name="ActionSheetDialogAnimation" parent="@android:style/Animation.Dialog">
    <item name="android:windowEnterAnimation">@anim/actionsheet_dialog_in</item>
    <item name="android:windowExitAnimation">@anim/actionsheet_dialog_out</item>
  </style>
  <!-- 头部字体样式 -->
  <style name="ETitle" parent="@android:style/Widget.Button">
    <item name="android:textColor">@color/actionsheet_blue</item>
    <item name="android:textSize">@dimen/nav_title_text_size</item>
  </style>

  <style name="AlertDialogStyle" parent="@android:style/Theme.Dialog">
    <item name="android:windowBackground">@android:color/transparent</item>
    <item name="android:windowContentOverlay">@null</item>
    <item name="android:windowIsFloating">true</item>
    <item name="android:windowFrame">@null</item>
    <item name="android:backgroundDimEnabled">true</item>
    <item name="android:windowNoTitle">true</item>
    <item name="android:windowIsTranslucent">true</item>
  </style>

<?xml version="1.0" encoding="utf-8"?>
<resources>
  <color name="colorPrimary">#3F51B5</color>
  <color name="colorPrimaryDark">#303F9F</color>
  <color name="colorAccent">#FF4081</color>


  <color name="black">#000000</color>
  <color name="trans">#00000000</color>
  <color name="alertdialog_line">#c6c6c6</color>
  <color name="actionsheet_blue">#037BFF</color>
  <color name="actionsheet_red">#FD4A2E</color>
  <color name="actionsheet_gray">#8F8F8F</color>
</resources>

<?xml version="1.0" encoding="utf-8"?>
<resources>
  <!-- Default screen margins, per the Android Design guidelines. -->
  <dimen name="activity_horizontal_margin">16dp</dimen>
  <dimen name="activity_vertical_margin">16dp</dimen>
  <dimen name="nav_title_text_size">20sp</dimen>
</resources>

<?xml version="1.0" encoding="utf-8"?>
<translate xmlns:android="http://schemas.android.com/apk/res/android"
  android:duration="200"
  android:fromYDelta="100%"
  android:toYDelta="0" />

<?xml version="1.0" encoding="utf-8"?>
<translate xmlns:android="http://schemas.android.com/apk/res/android"
  android:duration="200"
  android:fromYDelta="0"
  android:toYDelta="100%" />

import android.app.Dialog;
import android.content.Context;
import android.graphics.Color;
import android.view.Display;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;

/**
 * Author:AND
 * Time:2018/3/16.
 * Email:2911743255@qq.com
 * Description:
 * Detail:
 */

public class ActionSheetDialog {
  private Context context;
  private Dialog dialog;
  private TextView txt_title;
  private TextView txt_cancel;
  private LinearLayout lLayout_content;
  private ScrollView sLayout_content;
  private boolean showTitle = false;
  private List<SheetItem> sheetItemList;
  private Display display;

  public ActionSheetDialog(Context context) {
    this.context = context;
    WindowManager windowManager = (WindowManager) context
        .getSystemService(Context.WINDOW_SERVICE);
    display = windowManager.getDefaultDisplay();
  }

  public ActionSheetDialog builder() {
    // 获取Dialog布局
    View view = LayoutInflater.from(context).inflate(
        R.layout.view_actionsheet, null);

    // 设置Dialog最小宽度为屏幕宽度
    view.setMinimumWidth(display.getWidth());

    // 获取自定义Dialog布局中的控件
    sLayout_content = (ScrollView) view.findViewById(R.id.sLayout_content);
    lLayout_content = (LinearLayout) view
        .findViewById(R.id.lLayout_content);
    txt_title = (TextView) view.findViewById(R.id.txt_title);
    txt_cancel = (TextView) view.findViewById(R.id.txt_cancel);
    txt_cancel.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        dialog.dismiss();
      }
    });

    // 定义Dialog布局和参数
    dialog = new Dialog(context, R.style.ActionSheetDialogStyle);
    dialog.setContentView(view);
    Window dialogWindow = dialog.getWindow();
    dialogWindow.setGravity(Gravity.LEFT | Gravity.BOTTOM);
    WindowManager.LayoutParams lp = dialogWindow.getAttributes();
    lp.x = 0;
    lp.y = 0;
    dialogWindow.setAttributes(lp);

    return this;
  }

  public ActionSheetDialog setTitle(String title) {
    showTitle = true;
    txt_title.setVisibility(View.VISIBLE);
    txt_title.setText(title);
    return this;
  }

  public ActionSheetDialog setCancelable(boolean cancel) {
    dialog.setCancelable(cancel);
    return this;
  }

  public ActionSheetDialog setCanceledOnTouchOutside(boolean cancel) {
    dialog.setCanceledOnTouchOutside(cancel);
    return this;
  }

  /**
   * @param strItem 条目名称
   * @param color  条目字体颜色，设置null则默认蓝色
   * @param listener
   * @return
   */
  public ActionSheetDialog addSheetItem(String strItem, SheetItemColor color,
                     OnSheetItemClickListener listener) {
    if (sheetItemList == null) {
      sheetItemList = new ArrayList<SheetItem>();
    }
    sheetItemList.add(new SheetItem(strItem, color, listener));
    return this;
  }

  /**
   * 设置条目布局
   */
  private void setSheetItems() {
    if (sheetItemList == null || sheetItemList.size() <= 0) {
      return;
    }

    int size = sheetItemList.size();

    // TODO 高度控制，非最佳解决办法
    // 添加条目过多的时候控制高度
    if (size >= 7) {
      ViewGroup.LayoutParams params = (ViewGroup.LayoutParams) sLayout_content
          .getLayoutParams();
      params.height = display.getHeight() / 2;
      sLayout_content.setLayoutParams(params);
    }

    // 循环添加条目
    for (int i = 1; i <= size; i++) {
      final int index = i;
      SheetItem sheetItem = sheetItemList.get(i - 1);
      String strItem = sheetItem.name;
      SheetItemColor color = sheetItem.color;
      final OnSheetItemClickListener listener = (OnSheetItemClickListener) sheetItem.itemClickListener;

      TextView textView = new TextView(context);
      textView.setText(strItem);
      textView.setTextSize(18);
      textView.setGravity(Gravity.CENTER);

      // 背景图片
      if (size == 1) {
        if (showTitle) {
          textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
        } else {
          textView.setBackgroundResource(R.drawable.actionsheet_single_selector);
        }
      } else {
        if (showTitle) {
          if (i >= 1 && i < size) {
            textView.setBackgroundResource(R.drawable.actionsheet_middle_selector);
          } else {
            textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
          }
        } else {
          if (i == 1) {
            textView.setBackgroundResource(R.drawable.actionsheet_top_selector);
          } else if (i < size) {
            textView.setBackgroundResource(R.drawable.actionsheet_middle_selector);
          } else {
            textView.setBackgroundResource(R.drawable.actionsheet_bottom_selector);
          }
        }
      }

      // 字体颜色
      if (color == null) {
        textView.setTextColor(Color.parseColor(SheetItemColor.Blue
            .getName()));
      } else {
        textView.setTextColor(Color.parseColor(color.getName()));
      }

      // 高度
      float scale = context.getResources().getDisplayMetrics().density;
      int height = (int) (45 * scale + 0.5f);
      textView.setLayoutParams(new ViewGroup.LayoutParams(
          ViewGroup.LayoutParams.MATCH_PARENT, height));

      // 点击事件
      textView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          listener.onClick(index);
          dialog.dismiss();
        }
      });

      lLayout_content.addView(textView);
    }
  }

  public void show() {
    setSheetItems();
    dialog.show();
  }

  public interface OnSheetItemClickListener {
    void onClick(int which);
  }

  public class SheetItem {
    String name;
    OnSheetItemClickListener itemClickListener;
    SheetItemColor color;

    public SheetItem(String name, SheetItemColor color,
             OnSheetItemClickListener itemClickListener) {
      this.name = name;
      this.color = color;
      this.itemClickListener = itemClickListener;
    }
  }

  public enum SheetItemColor {
    Blue("#037BFF"), Red("#FD4A2E");

    private String name;

    private SheetItemColor(String name) {
      this.name = name;
    }

    public String getName() {
      return name;
    }

    public void setName(String name) {
      this.name = name;
    }
  }
}

import android.app.Dialog;
import android.content.Context;
import android.view.Display;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;

/**
 * Author:AND
 * Time:2018/3/16.
 * Email:2911743255@qq.com
 * Description:
 * Detail:
 */

public class AlertDialog {
  private Context context;
  private Dialog dialog;
  private LinearLayout lLayout_bg;
  private TextView txt_title;
  private TextView txt_msg;
  private Button btn_neg;
  private Button btn_pos;
  private ImageView img_line;
  private Display display;
  private boolean showTitle = false;
  private boolean showMsg = false;
  private boolean showPosBtn = false;
  private boolean showNegBtn = false;

  public AlertDialog(Context context) {
    this.context = context;
    WindowManager windowManager = (WindowManager) context
        .getSystemService(Context.WINDOW_SERVICE);
    display = windowManager.getDefaultDisplay();
  }

  public AlertDialog builder() {
    // 获取Dialog布局
    View view = LayoutInflater.from(context).inflate(
        R.layout.view_alertdialog, null);

    // 获取自定义Dialog布局中的控件
    lLayout_bg = (LinearLayout) view.findViewById(R.id.lLayout_bg);
    txt_title = (TextView) view.findViewById(R.id.txt_title);
    txt_title.setVisibility(View.GONE);
    txt_msg = (TextView) view.findViewById(R.id.txt_msg);
    txt_msg.setVisibility(View.GONE);
    btn_neg = (Button) view.findViewById(R.id.btn_neg);
    btn_neg.setVisibility(View.GONE);
    btn_pos = (Button) view.findViewById(R.id.btn_pos);
    btn_pos.setVisibility(View.GONE);
    img_line = (ImageView) view.findViewById(R.id.img_line);
    img_line.setVisibility(View.GONE);

    // 定义Dialog布局和参数
    dialog = new Dialog(context, R.style.AlertDialogStyle);
    dialog.setContentView(view);

    // 调整dialog背景大小
    lLayout_bg.setLayoutParams(new FrameLayout.LayoutParams((int) (display
        .getWidth() * 0.85), ViewGroup.LayoutParams.WRAP_CONTENT));

    return this;
  }

  public AlertDialog setTitle(String title) {
    showTitle = true;
    if ("".equals(title)) {
      txt_title.setText("标题");
    } else {
      txt_title.setText(title);
    }
    return this;
  }

  public AlertDialog setMsg(String msg) {
    showMsg = true;
    if ("".equals(msg)) {
      txt_msg.setText("内容");
    } else {
      txt_msg.setText(msg);
    }
    return this;
  }

  public AlertDialog setCancelable(boolean cancel) {
    dialog.setCancelable(cancel);
    return this;
  }

  public AlertDialog setPositiveButton(String text,
                     final View.OnClickListener listener) {
    showPosBtn = true;
    if ("".equals(text)) {
      btn_pos.setText("确定");
    } else {
      btn_pos.setText(text);
    }
    btn_pos.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        listener.onClick(v);
        dialog.dismiss();
      }
    });
    return this;
  }

  public AlertDialog setNegativeButton(String text,
                     final View.OnClickListener listener) {
    showNegBtn = true;
    if ("".equals(text)) {
      btn_neg.setText("取消");
    } else {
      btn_neg.setText(text);
    }
    btn_neg.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
        listener.onClick(v);
        dialog.dismiss();
      }
    });
    return this;
  }

  private void setLayout() {
    if (!showTitle && !showMsg) {
      txt_title.setText("提示");
      txt_title.setVisibility(View.VISIBLE);
    }

    if (showTitle) {
      txt_title.setVisibility(View.VISIBLE);
    }

    if (showMsg) {
      txt_msg.setVisibility(View.VISIBLE);
    }

    if (!showPosBtn && !showNegBtn) {
      btn_pos.setText("确定");
      btn_pos.setVisibility(View.VISIBLE);
      btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
      btn_pos.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
          dialog.dismiss();
        }
      });
    }

    if (showPosBtn && showNegBtn) {
      btn_pos.setVisibility(View.VISIBLE);
      btn_pos.setBackgroundResource(R.drawable.alertdialog_right_selector);
      btn_neg.setVisibility(View.VISIBLE);
      btn_neg.setBackgroundResource(R.drawable.alertdialog_left_selector);
      img_line.setVisibility(View.VISIBLE);
    }

    if (showPosBtn && !showNegBtn) {
      btn_pos.setVisibility(View.VISIBLE);
      btn_pos.setBackgroundResource(R.drawable.alertdialog_single_selector);
    }

    if (!showPosBtn && showNegBtn) {
      btn_neg.setVisibility(View.VISIBLE);
      btn_neg.setBackgroundResource(R.drawable.alertdialog_single_selector);
    }
  }

  public void show() {
    setLayout();
    dialog.show();
  }
}

@Override
  public void onClick(View v) {
    switch (v.getId()) {
      case R.id.click:
        // TODO 18/03/16
        new ActionSheetDialog(this)
            .builder()
            .setTitle("清空消息列表后，聊天记录依然保留，确定要清空消息列表？")
            .setCancelable(false)
            .setCanceledOnTouchOutside(false)
            .addSheetItem("清空消息列表", ActionSheetDialog.SheetItemColor.Red
                , new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                }).show();
        break;
      case R.id.iamge:// TODO 18/03/16
        new ActionSheetDialog(this)
            .builder()
            .setCancelable(false)
            .setCanceledOnTouchOutside(false)
            .addSheetItem("发送给好友", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("转载到空间相册", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("上传到群相册", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("保存到手机", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("收藏", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("查看聊天图片", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                }).show();
        break;
      case R.id.ctrol:// TODO 18/03/16
        new ActionSheetDialog(this)
            .builder()
            .setTitle("请选择操作")
            .setCancelable(false)
            .setCanceledOnTouchOutside(false)
            .addSheetItem("条目一", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {

                  }
                })
            .addSheetItem("条目二", ActionSheetDialog.SheetItemColor.Blue,
                new ActionSheetDialog.OnSheetItemClickListener() {
                  @Override
                  public void onClick(int which) {
                  }
                }).show();
        break;

      case R.id.login:// TODO 18/03/16
        new AlertDialog(this).builder().setTitle("退出当前账号")
            .setMsg("再连续登陆15天，就可变身为QQ达人。退出QQ可能会使你现有记录归零，确定退出？")
            .setPositiveButton("确认退出", new View.OnClickListener() {
              @Override
              public void onClick(View v) {

              }
            }).setNegativeButton("取消", new View.OnClickListener() {
          @Override
          public void onClick(View v) {

          }
        }).show();
        break;

      case R.id.msg:// TODO 18/03/16
        new AlertDialog(this).builder()
            .setMsg("你现在无法接收到新消息提醒。请到系统-设置-通知中开启消息提醒")
            .setNegativeButton("确定", new View.OnClickListener() {
              @Override
              public void onClick(View v) {

              }
            }).show();

        break;
      default:
        break;
    }
  }