Example usage for android.widget ListPopupWindow setDropDownGravity

Introduction

In this page you can find the example usage for android.widget ListPopupWindow setDropDownGravity.

Prototype

public void setDropDownGravity(int gravity) 

Source Link

Document

Set the gravity of the dropdown list.

Usage

From source file:com.android.settings.users.EditUserPhotoController.java

private void showUpdatePhotoPopup() {
    final boolean canTakePhoto = canTakePhoto();
    final boolean canChoosePhoto = canChoosePhoto();

    if (!canTakePhoto && !canChoosePhoto) {
        return;/* ww  w.  j a  v  a 2s.  com*/
    }

    final Context context = mImageView.getContext();
    final List<EditUserPhotoController.RestrictedMenuItem> items = new ArrayList<>();

    if (canTakePhoto) {
        final String title = context.getString(R.string.user_image_take_photo);
        final Runnable action = new Runnable() {
            @Override
            public void run() {
                takePhoto();
            }
        };
        items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON, action));
    }

    if (canChoosePhoto) {
        final String title = context.getString(R.string.user_image_choose_photo);
        final Runnable action = new Runnable() {
            @Override
            public void run() {
                choosePhoto();
            }
        };
        items.add(new RestrictedMenuItem(context, title, UserManager.DISALLOW_SET_USER_ICON, action));
    }

    final ListPopupWindow listPopupWindow = new ListPopupWindow(context);

    listPopupWindow.setAnchorView(mImageView);
    listPopupWindow.setModal(true);
    listPopupWindow.setInputMethodMode(ListPopupWindow.INPUT_METHOD_NOT_NEEDED);
    listPopupWindow.setAdapter(new RestrictedPopupMenuAdapter(context, items));

    final int width = Math.max(mImageView.getWidth(),
            context.getResources().getDimensionPixelSize(R.dimen.update_user_photo_popup_min_width));
    listPopupWindow.setWidth(width);
    listPopupWindow.setDropDownGravity(Gravity.START);

    listPopupWindow.setOnItemClickListener(new AdapterView.OnItemClickListener() {
        @Override
        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
            listPopupWindow.dismiss();
            final RestrictedMenuItem item = (RestrictedMenuItem) parent.getAdapter().getItem(position);
            item.doAction();
        }
    });

    listPopupWindow.show();
}

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