PopupWindow-pop-up window, popupwindow-pop-up window

PopupWindow-pop-up window, popupwindow-pop-up window

1 

2 knowledge points

  PopupWindow (View contentView, int width, int height) // create a popup window without obtaining focus, Length: width, width: height, and content: cntentView.

PopupWindow (View contentView, int width, int height, boolean focusable) // similar to the one above, however, the fourth parameter can be used to control whether to obtain the focus. // (these two parameters are used more )!!!!

3. Dialog Box

 layout_about_popup.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 = "@ color/bg_about_popup" android: orientation = "vertical"> <LinearLayout android: layout_width = "match_parent" android: layout_height = "wrap_content" android: layout_margin = "5dp" android: orientation = "horizontal"> <LinearLayout android: id = "@ + id/ll_0000_1" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: orientation = "vertical"> <ImageView android: layout_width = "50dp" android: layout_height = "50dp" android: layout_gravity = "center_horizontal" android: background = "@ drawable/button_effec_effecpressed"/> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_gravity = "center_horizontal" android: layout_margin = "5dp" android: text = "friend" android: textSize = "13sp"/> </LinearLayout> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_weight = "1"/> <LinearLayout android: id = "@ + id/ll_0000_2" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: orientation = "vertical"> <ImageView android: layout_width = "50dp" android: layout_height = "50dp" android: layout_gravity = "center_horizontal" android: background = "@ drawable/button_mirror_4_pressed"/> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_gravity = "center_horizontal: layout_margin = "5dp" android: text = "" android: textSize = "13sp"/> </LinearLayout> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_weight = "1"/> <LinearLayout android: id = "@ + id/ll_0000_3" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: orientation = "vertical"> <ImageView android: layout_width = "50dp" android: layout_height = "50dp" android: layout_gravity = "center_horizontal" android: background = "@ drawable/button_share_2_pressed"/> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_gravity = "center_horizontal" android: layout_margin = "5dp" android: text = "QQ login" android: textSize = "13sp"/> </LinearLayout> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_weight = "1"/> <LinearLayout android: id = "@ + id/ll_0000_4" android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: orientation = "vertical"> <ImageView android: layout_width = "50dp" android: layout_height = "50dp" android: layout_gravity = "center_horizontal" android: background = "@ drawable/button_share_3_pressed"/> <TextView android: layout_width = "wrap_content" android: layout_height = "wrap_content" android: layout_gravity = "center_horizontal" android: layout_margin = "5dp" android: text = "Weibo login" android: textSize = "13sp"/> </LinearLayout> <ImageView android: layout_width = "match_parent" android: layout_height = "0.5dp" android: layout_marginBottom = "5dp" android: background = "@ android: color/black"/> <Button android: id = "@ + id/btn_share_call_off" android: layout_width = "match_parent" android: layout_height = "wrap_content" android: layout_gravity = "center_horizontal" android: background = "@ color/transparent" android: text = "cancel"/> </LinearLayout>

4 button_share_1_pressed.xml

<?xml version="1.0" encoding="UTF-8"?><selector xmlns:android="http://schemas.android.com/apk/res/android"><item android:drawable="@drawable/login_share_2_0" android:state_pressed="false"></item><item android:drawable="@drawable/login_share_2_1" android:state_pressed="true"></item></selector>

5. java

    private LinearLayout layout_weixin;    private LinearLayout layout_weixin_friends;    private LinearLayout layout_qq;    private LinearLayout layout_sina;    private Button btn_out_off;    private View view;    private PopupWindow pop;

// Introduce the window configuration file-the pop-up window interface view = inflater. inflate (R. layout. layout_about_popup, null); layout_weixin = (LinearLayout) view. findViewById (R. id. ll_share_1); layout_weixin_friends = (LinearLayout) view. findViewById (R. id. ll_0000_2); layout_qq = (LinearLayout) view. findViewById (R. id. ll_1__3); layout_sina = (LinearLayout) view. findViewById (R. id. ll_0000_4); btn_out_off = (Button) view. findViewById (R. id. btn_share_call_off );

// PopupWindow instantiate pop = new PopupWindow (view, LayoutParams. MATCH_PARENT, LayoutParams. WRAP_CONTENT, true); pop. setAnimationStyle (R. style. MenuAnimationFade );

 

@Override    public void onClick(View v) {        switch (v.getId()) {        case R.id.ic_about_back:            finish();            break;        case R.id.ic_about_help:            Uri uri = Uri.parse("http://www.etoury.com/help/app.html");            Intent it = new Intent(Intent.ACTION_VIEW, uri);            startActivity(it);            break;        case R.id.btn_about_share:            /* share(); */            changePopupWindowState();            break;        case R.id.ll_share_1:            finish();            break;        case R.id.ll_share_2:            finish();            break;        case R.id.ll_share_3:            finish();            break;        case R.id.ll_share_4:            finish();            break;        case R.id.btn_share_call_off:            changePopupWindowState();            break;        default:            break;        }    }

/*** Change the display and hide of PopupWindow */private void changePopupWindowState () {if (pop. isShowing () {// hide the window. If the window disappears after you click it, you do not need to hide pop. dismiss ();} else {// The content view is displayed in the pop-up window. By default, the content view starts from the lower left corner of the anchored view. Click pop here. showAtLocation (TV _about_version, Gravity. BOTTOM, 0, 0 );}}