asw::ui::detail::ForcedSizes Class Reference

Sizes a layout forced on its children, so a child gets its own size back when the layout stops forcing it, e.g. a grid row after its tallest child is hidden. More...

#include <layout.h>

Classes
struct	Entry

Public Member Functions
float	natural (const Widget &w, float current) const
	The child's own size: its current size, unless that is still the size this layout forced on it last time.
void	record (const Widget &w, float natural, float forced)
	Record the size forced on a child this layout.
void	keep (const Widget &w)
	Keep last layout's record for a child skipped this layout, e.g. a hidden one.
void	finish ()
	End the layout. Records not made or kept this layout are dropped.

Private Member Functions
const Entry *	find (WidgetId id) const

Private Attributes
std::vector< Entry >	_last
std::vector< Entry >	_next
std::size_t	_cursor = 0

Detailed Description

Sizes a layout forced on its children, so a child gets its own size back when the layout stops forcing it, e.g. a grid row after its tallest child is hidden.

Definition at line 44 of file layout.h.

Member Function Documentation

find()

const asw::ui::detail::ForcedSizes::Entry * asw::ui::detail::ForcedSizes::find ( WidgetId id ) const

private

Definition at line 6 of file layout.cpp.

finish()

void asw::ui::detail::ForcedSizes::finish

(

)

End the layout. Records not made or kept this layout are dropped.

Definition at line 40 of file layout.cpp.

keep()

void asw::ui::detail::ForcedSizes::keep

(

const Widget &

w

)

Keep last layout's record for a child skipped this layout, e.g. a hidden one.

Parameters

w	The child.

Definition at line 33 of file layout.cpp.

natural()

float asw::ui::detail::ForcedSizes::natural	(	const Widget &	w,
		float	current ) const

The child's own size: its current size, unless that is still the size this layout forced on it last time.

Parameters

w	The child.
current	The child's current size.

Returns

The child's own size.

Definition at line 19 of file layout.cpp.

record()

void asw::ui::detail::ForcedSizes::record	(	const Widget &	w,
		float	natural,
		float	forced )

Record the size forced on a child this layout.

Parameters

w	The child.
natural	The child's own size.
forced	The size the layout gave it.

Definition at line 28 of file layout.cpp.

Member Data Documentation

_cursor

std::size_t asw::ui::detail::ForcedSizes::_cursor = 0

mutableprivate

Definition at line 89 of file layout.h.

_last

std::vector<Entry> asw::ui::detail::ForcedSizes::_last

private

Definition at line 87 of file layout.h.

_next

std::vector<Entry> asw::ui::detail::ForcedSizes::_next

private

Definition at line 88 of file layout.h.

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The documentation for this class was generated from the following files:

• include/asw/modules/ui/layout.h
• src/modules/ui/layout.cpp