android popwindow仿微信右上角弹出框,dialog底部显示
16lz
2021-01-24
仿微信右上角弹出框
1、利用popwindow实现
2、popwindow的位置居于右上角
新建,弹出popwindow:
/** 弹popwindow **/<span style="white-space:pre"></span>tv = (TextView) findViewById(R.id.textView1);<span style="white-space:pre"></span>view_pop = LayoutInflater.from(MainActivity.this).inflate(<span style="white-space:pre"></span>R.layout.pop_menu, null);<span style="white-space:pre"></span>tv.setOnClickListener(new OnClickListener() {<span style="white-space:pre"></span>@Override<span style="white-space:pre"></span>public void onClick(View arg0) {<span style="white-space:pre"></span>if (mPopupwinow == null) {<span style="white-space:pre"></span>//新建一个popwindow<span style="white-space:pre"></span>mPopupwinow = new PopupWindow(view_pop,<span style="white-space:pre"></span>LayoutParams.WRAP_CONTENT,<span style="white-space:pre"></span>LayoutParams.WRAP_CONTENT, true);<span style="white-space:pre"></span>//设置popwindow的背景颜色<span style="white-space:pre"></span>mPopupwinow.setBackgroundDrawable(new ColorDrawable(<span style="white-space:pre"></span>0x00000000));<span style="white-space:pre"></span>}<span style="white-space:pre"></span>//设置popwindow的位置 tv:为微信右上角+号view,居于+号下方<span style="white-space:pre"></span>mPopupwinow.showAsDropDown(tv, 0, 0);<span style="white-space:pre"></span>}<span style="white-space:pre"></span>});布局pop_menu.xml:
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="#00000000" android:orientation="vertical" > <LinearLayout android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="#fff" android:gravity="center_vertical" android:orientation="vertical" > <LinearLayout android:layout_width="wrap_content" android:layout_height="50dp" android:layout_marginRight="50dp" android:gravity="center_vertical" android:orientation="horizontal" > <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingLeft="20dp" android:src="@drawable/ic_launcher" /> <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="15dp" android:text="发起聊天" android:textSize="18sp" /> </LinearLayout> <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#efefef" /> <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:gravity="center_vertical" android:orientation="horizontal" > <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingLeft="20dp" android:src="@drawable/ic_launcher" /> <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="15dp" android:text="发起聊天" android:textSize="18sp" /> </LinearLayout> <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#efefef" /> <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:gravity="center_vertical" android:orientation="horizontal" > <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingLeft="20dp" android:src="@drawable/ic_launcher" /> <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="15dp" android:text="发起聊天" android:textSize="18sp" /> </LinearLayout> <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#efefef" /> <LinearLayout android:layout_width="match_parent" android:layout_height="50dp" android:gravity="center_vertical" android:orientation="horizontal" > <ImageView android:id="@+id/imageView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:paddingLeft="20dp" android:src="@drawable/ic_launcher" /> <TextView android:id="@+id/textView1" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="15dp" android:text="发起聊天" android:textSize="18sp" /> </LinearLayout> </LinearLayout></LinearLayout>
效果:
1、屏幕下方dialog
创建dialog,设置dialog的位置/** 弹dialog **/private void showDialog() {dialog = new Dialog(this,R.style.dialog);view_dialog = LayoutInflater.from(MainActivity.this).inflate(R.layout.dialog_layout, null);dialog.setContentView(view_dialog);TextView tv_cancle = (TextView) view_dialog.findViewById(R.id.tv_cancle);tv_cancle.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {dialog.dismiss();}});/* * 获取圣诞框的窗口对象及参数对象以修改对话框的布局设置, 可以直接调用getWindow(),表示获得这个Activity的Window * 对象,这样这可以以同样的方式改变这个Activity的属性. */Window dialogWindow = dialog.getWindow();//设置位置dialogWindow.setGravity(Gravity.BOTTOM);//设置dialog的宽高属性dialogWindow.setLayout(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);dialog.show();}
xml:
<?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:background="#fff" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="150dp" android:gravity="bottom|center_horizontal" android:orientation="vertical" > <View android:layout_width="match_parent" android:layout_height="1dp" android:background="#efefef" /> <TextView android:id="@+id/tv_cancle" android:layout_width="match_parent" android:layout_height="50dp" android:gravity="center" android:text="取消" android:textSize="20sp" /> </LinearLayout></LinearLayout>
R.style.dialog:
<!--dialog样式--> <style name="dialog" parent="@android:style/Theme.Dialog"> <item name="android:windowIsFloating">true</item> <!-- 设置未浮动窗口 --> <item name="android:windowFrame">@null</item> <!-- 设置无边框 --> <item name="android:windowNoTitle">true</item> <item name="android:windowFullscreen">true</item> <!-- 设置无标题 --> <item name="android:windowBackground">@color/sc_transparent_background</item> <!-- 设置完全透明 --> <item name="android:backgroundDimEnabled">true</item> <!-- 设置屏幕变暗 --> </style>
效果图:
MainActivity.java:
package com.yqy.yqy_popwindow;import android.app.Activity;import android.app.Dialog;import android.graphics.drawable.ColorDrawable;import android.os.Bundle;import android.view.Gravity;import android.view.LayoutInflater;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup.LayoutParams;import android.view.Window;import android.view.WindowManager;import android.widget.Button;import android.widget.PopupWindow;import android.widget.TextView;public class MainActivity extends Activity {private TextView tv;private View view_pop, view_dialog;private PopupWindow mPopupwinow = null;private Button btn_dialog;private Dialog dialog;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);/** 弹popwindow **/tv = (TextView) findViewById(R.id.textView1);view_pop = LayoutInflater.from(MainActivity.this).inflate(R.layout.pop_menu, null);tv.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {if (mPopupwinow == null) {//新建一个popwindowmPopupwinow = new PopupWindow(view_pop,LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT, true);//设置popwindow的背景颜色mPopupwinow.setBackgroundDrawable(new ColorDrawable(0x00000000));}//设置popwindow的位置 tv:为微信右上角+号view,居于+号下方mPopupwinow.showAsDropDown(tv, 0, 0);}});btn_dialog = (Button) findViewById(R.id.button1);btn_dialog.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {showDialog();}});}/** 弹dialog **/private void showDialog() {dialog = new Dialog(this,R.style.dialog);view_dialog = LayoutInflater.from(MainActivity.this).inflate(R.layout.dialog_layout, null);dialog.setContentView(view_dialog);TextView tv_cancle = (TextView) view_dialog.findViewById(R.id.tv_cancle);tv_cancle.setOnClickListener(new OnClickListener() {@Overridepublic void onClick(View arg0) {dialog.dismiss();}});/* * 获取圣诞框的窗口对象及参数对象以修改对话框的布局设置, 可以直接调用getWindow(),表示获得这个Activity的Window * 对象,这样这可以以同样的方式改变这个Activity的属性. */Window dialogWindow = dialog.getWindow();//设置位置dialogWindow.setGravity(Gravity.BOTTOM);//设置dialog的宽高属性dialogWindow.setLayout(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);dialog.show();}@Overridepublic boolean onCreateOptionsMenu(Menu menu) {// Inflate the menu; this adds items to the action bar if it is present.getMenuInflater().inflate(R.menu.main, menu);return true;}}
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