8 #include <xtd/optional> 110 std::shared_ptr<data> data_;
Represents the base class for classes that contain event data, and provides a value to use for events...
Definition: event_args.h:18
Represents an ordered pair of integer x- and y-coordinates that defines a point in a two-dimensional ...
Definition: point.h:54
Stores an ordered pair of integers, which specify a height and width.
Definition: size.h:31
The xtd namespace contains all fundamental classes to access Hardware, Os, System, and more.
Definition: system_report.h:17
Represents text as a sequence of UTF-8 code units.
Definition: ustring.h:46
xtd::forms::style_sheets::control panel
The panel data allows you to specify the box of a panel control.
Definition: panel.h:23
Contains xtd::forms::border_sides enum class.
static const ustring empty_string
Represents the empty string.
Definition: ustring.h:53
Contains xtd::forms::border_style enum class.
size_t size
Represents a size of any object in bytes.
Definition: types.h:195