/// <summary>
/// {@link #pack() Packs} the dialog and adds it to the stage
/// </summary>
/// <param name="stage">Stage.</param>
public Dialog show(Stage stage)
{
setPosition(Mathf.round((stage.getWidth() - getWidth()) / 2), Mathf.round((stage.getHeight() - getHeight()) / 2));
pack();
stage.addElement(this);
return(this);
}
public void show(Stage stage)
{
if (listBox.isTouchable())
{
return;
}
stage.addElement(this);
_screenPosition = _selectBox.localToStageCoordinates(Vector2.Zero);
// show the list above or below the select box, limited to a number of items and the available height in the stage.
float itemHeight = listBox.getItemHeight();
float height = itemHeight * (maxListCount <= 0
? _selectBox.getItems().Count
: Math.Min(maxListCount, _selectBox.getItems().Count));
var scrollPaneBackground = getStyle().background;
if (scrollPaneBackground != null)
{
height += scrollPaneBackground.topHeight + scrollPaneBackground.bottomHeight;
}
var listBackground = listBox.getStyle().background;
if (listBackground != null)
{
height += listBackground.topHeight + listBackground.bottomHeight;
}
float heightAbove = _screenPosition.Y;
float heightBelow = Screen.height /*camera.viewportHeight */ - _screenPosition.Y - _selectBox.getHeight();
_isListBelowSelectBox = true;
if (height > heightBelow)
{
if (heightAbove > heightBelow)
{
_isListBelowSelectBox = false;
height = Math.Min(height, heightAbove);
}
else
{
height = heightBelow;
}
}
if (!_isListBelowSelectBox)
{
setY(_screenPosition.Y - height);
}
else
{
setY(_screenPosition.Y + _selectBox.getHeight());
}
setX(_screenPosition.X);
setHeight(height);
validate();
var width = Math.Max(preferredWidth, _selectBox.getWidth());
if (preferredHeight > height && !_disableY)
{
width += getScrollBarWidth();
}
setWidth(width);
validate();
scrollTo(
0,
listBox.getHeight() - _selectBox.getSelectedIndex() * itemHeight - itemHeight / 2,
0,
0,
true,
true);
updateVisualScroll();
_previousScrollFocus = null;
listBox.getSelection().set(_selectBox.getSelected());
listBox.setTouchable(Touchable.Enabled);
_selectBox.onShow(this, _isListBelowSelectBox);
}
