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<LinearLayout
android:id="@+id/pop_layout"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:orientation="vertical"
android:layout_alignParentBottom="true"
android:background="@drawable/btn_style_alert_dialog_background"
>
<Button
android:id="@+id/btn_take_photo"
android:layout_marginLeft="20dip"
android:layout_marginRight="20dip"
android:layout_marginTop="20dip"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="拍照"
android:background="@drawable/btn_style_alert_dialog_button"
android:textStyle="bold"
/>
<Button
android:id="@+id/btn_pick_photo"
android:layout_marginLeft="20dip"
android:layout_marginRight="20dip"
android:layout_marginTop="5dip"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="从相册选择"
android:background="@drawable/btn_style_alert_dialog_button"
android:textStyle="bold"
/>
<Button
android:id="@+id/btn_cancel"
android:layout_marginLeft="20dip"
android:layout_marginRight="20dip"
android:layout_marginTop="15dip"
android:layout_marginBottom="15dip"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="取消"
android:background="@drawable/btn_style_alert_dialog_cancel"
android:textColor="#ffffff"
android:textStyle="bold"
/>
</LinearLayout>
import android.app.Activity; import android.content.Context; import android.graphics.drawable.ColorDrawable; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.view.View.OnClickListener; import android.view.View.OnTouchListener; import android.view.ViewGroup.LayoutParams; import android.widget.Button; import android.widget.PopupWindow; public class SelectPicPopupWindow extends PopupWindow { private Button btn_take_photo, btn_pick_photo, btn_cancel; private View mMenuView; public SelectPicPopupWindow(Activity context,OnClickListener itemsOnClick) { super(context); LayoutInflater inflater = (LayoutInflater) context .getSystemService(Context.LAYOUT_INFLATER_SERVICE); mMenuView = inflater.inflate(R.layout.alert_dialog, null); btn_take_photo = (Button) mMenuView.findViewById(R.id.btn_take_photo); btn_pick_photo = (Button) mMenuView.findViewById(R.id.btn_pick_photo); btn_cancel = (Button) mMenuView.findViewById(R.id.btn_cancel); //取消按钮 btn_cancel.setOnClickListener(new OnClickListener() { public void onClick(View v) { //销毁弹出框 dismiss(); } }); //设置按钮监听 btn_pick_photo.setOnClickListener(itemsOnClick); btn_take_photo.setOnClickListener(itemsOnClick); //设置SelectPicPopupWindow的View this.setContentView(mMenuView); //设置SelectPicPopupWindow弹出窗体的宽 this.setWidth(LayoutParams.FILL_PARENT); //设置SelectPicPopupWindow弹出窗体的高 this.setHeight(LayoutParams.WRAP_CONTENT); //设置SelectPicPopupWindow弹出窗体可点击 this.setFocusable(true); //设置SelectPicPopupWindow弹出窗体动画效果 this.setAnimationStyle(R.style.AnimBottom); //实例化一个ColorDrawable颜色为半透明 ColorDrawable dw = new ColorDrawable(0xb0000000); //设置SelectPicPopupWindow弹出窗体的背景 this.setBackgroundDrawable(dw); //mMenuView添加OnTouchListener监听判断获取触屏位置如果在选择框外面则销毁弹出框 mMenuView.setOnTouchListener(new OnTouchListener() { public boolean onTouch(View v, MotionEvent event) { int height = mMenuView.findViewById(R.id.pop_layout).getTop(); int y=(int) event.getY(); if(event.getAction()==MotionEvent.ACTION_UP){ if(y<height){ dismiss(); } } return true; } }); } }
//把文字控件添加监听，点击弹出自定义窗口 tv.setOnClickListener(new OnClickListener() { public void onClick(View v) { //实例化SelectPicPopupWindow menuWindow = new SelectPicPopupWindow(MainActivity.this, itemsOnClick); //显示窗口 menuWindow.showAtLocation(MainActivity.this.findViewById(R.id.main), Gravity.BOTTOM|Gravity.CENTER_HORIZONTAL, 0, 0); //设置layout在PopupWindow中显示的位置 } }); } //为弹出窗口实现监听类 private OnClickListener itemsOnClick = new OnClickListener(){ public void onClick(View v) { menuWindow.dismiss(); switch (v.getId()) { case R.id.btn_take_photo: break; case R.id.btn_pick_photo: break; default: break; }
android PopupWindow实现从底部弹出或滑出选择菜单或窗口
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原文地址：http://www.cnblogs.com/xiaoluoluo/p/5594119.html
