# `MDPSplitView.intendedCollapsibleSize`

*Instance Property*

The collapsible subview size the owner actually wants (0 = collapsed, negative = unknown, which disables restoring). Set it whenever a size is chosen on purpose: state restoration, a user action, or an explicit API call. Divider drags update it automatically on mouse-up. Assumes the collapsible subview is the one at index 1 (after the divider).

## Declaration

```swift
var intendedCollapsibleSize: CGFloat { get set }
```

```objc
@property (nonatomic, assign) CGFloat intendedCollapsibleSize;
```

```python
intendedCollapsibleSize() -> float
setIntendedCollapsibleSize_(intendedCollapsibleSize: float)
```