dialog有很多種，這個(gè)例子演示的是單選列表dialog迹淌；
1數(shù)據(jù)由外部來(lái)定義和傳入河绽；
2具體的item響應(yīng)事件也由具體的調(diào)用者來(lái)實(shí)現(xiàn)，dialog內(nèi)部定義接口即可唉窃。

demo的演示

GIF.gif

dialog的代碼如下:

package study.lzl.animationtest.view.dialog;

import android.app.Dialog;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.Toast;

import java.util.List;

import study.lzl.animationtest.R;

/**
 * @author: Created by lzl on 2017/6/17.
 * @function: 自定義單選列表dialog
 * @description:
 */

public class SingleSelectDialog extends Dialog {
    private ImageView mCloseImg;//關(guān)閉按鈕
    private Button mSureBtn;//確定選擇按鈕
    private ListView mListView;//列表
    private Context mContext;
    private List<String> mList;
    /**
     * 記錄當(dāng)前選中的值
     */
    private String currentSelectItemName;
    /**
     * 是否被點(diǎn)擊了 如果被點(diǎn)擊了 則此時(shí)可以點(diǎn)擊確定按鈕
     */
    private boolean isBeClick=false;

    public SingleSelectDialog(Context context,List<String> list) {
        super(context, R.style.MyDialog);
        this.mContext=context;
        this.mList=list;
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.layout_singleselect_dialog);
        //點(diǎn)擊外部區(qū)域不可取消
        setCanceledOnTouchOutside(false);
        initView();
        initListViewData();
        initEvent();
    }

    /**
     * 加載列表數(shù)據(jù)
     */
    private void initListViewData() {
        mListView.setAdapter(new ArrayAdapter<String>(mContext,R.layout.layout_singleselect_dialog_item,mList));
    }

    private void initView() {
        mCloseImg= (ImageView) findViewById(R.id.single_select_close_btn);
        mSureBtn= (Button) findViewById(R.id.single_select_sure_btn);
        mListView= (ListView) findViewById(R.id.singselect_list);

    }

    private void initEvent() {
        mCloseImg.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                dismiss();
            }
        });
        mSureBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
            if (currentSelectItemName!=null&&!currentSelectItemName.equals("")){
                Toast.makeText(mContext,"你當(dāng)前選中的item"+currentSelectItemName,Toast.LENGTH_SHORT).show();
                }else {
                Toast.makeText(mContext,"您當(dāng)前未選擇任何項(xiàng)",Toast.LENGTH_SHORT).show();
            }

            }
        });

        mListView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> adapterView, View view, int position, long l) {
                if(mList!=null){
                    currentSelectItemName=mList.get(position);
                }
            }
        });
    }
}

布局文件:layout_singleselect_dialog.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="200dp"
    android:layout_height="300dp"
    android:background="@drawable/free_dialog_bg">
    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="40dp"
        android:orientation="horizontal"
        android:layout_margin="5dp">
        <TextView
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="8"
            android:text="單選列表dialog"
            android:textSize="15dp"
            android:textColor="@color/blue"
            android:gravity="center"/>
        <ImageView
            android:id="@+id/single_select_close_btn"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:src="@mipmap/close_small"
            android:layout_gravity="center_vertical"/>
    </LinearLayout>
    <ListView
        android:id="@+id/singselect_list"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:layout_weight="1">

    </ListView>
    <Button
        android:id="@+id/single_select_sure_btn"
        android:layout_width="match_parent"
        android:layout_height="35dp"
        android:background="@drawable/close_btn_bg"
        android:layout_marginLeft="30dp"
        android:layout_marginTop="10dp"
        android:layout_marginRight="30dp"
        android:text="確定"/>
</LinearLayout>

布局文件用到的drawable資源文件:free_dialog_bg.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
    <!--背景色-->
    <solid android:color="#ffffff" />
    <!--描邊-->
    <stroke
        android:width="0.8dp"
        android:color="#ffffff" />
    <!-- 圓角 -->
    <corners android:radius="10dp" />

</shape>

確定按鈕用到的背景drawable資源文件:close_btn_bg.xml

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
    <!--填充的背景色-->
    <solid android:color="@color/colorAccent"/>
    <corners android:radius="20dp" />
</shape>