eve::ui 命名空间参考

类
class	Component
	React-style UI component: implement build(), call setState / markDirty, then rebuild(). Mounts onto a named UIHost via mountAs / attach. 更多...
class	EditorHost
	Headless MCP editor host (MVVM). 更多...
struct	FlexItemSpec
struct	FlexRect
struct	FlexResult
class	ImGuiBackend
	Dear ImGui + SDL input + Vulkan present overlay. 更多...
struct	Theme
	Unified UI design tokens (colors, geometry, typography). Applied to ImGui each frame via applyThemeToImGui; metrics are design-time units at uiScale=1 and are multiplied by the current UI scale. 更多...
class	UI
	Declarative UI module (eve.UI). 更多...
class	UIBackend
	Platform / renderer backend for declarative UI. Concrete implementations live under ui/<backend>/ (e.g. ui/imgui). 更多...
struct	UIChange
	Value/text/toggle change for script: "hostName/nodeId". 更多...
struct	UIClick
	One script-facing click: "hostName/nodeId". 更多...
struct	UIEvent
class	UIHost
	ECS mount point for one UI panel/screen. Subclass to attach UI to game entities, e.g. class Hud : public UIHost. UISystem walks ecs::View<UIHost, Meta, Tree> (includes subclasses). 更多...
struct	UINode
	Retained UI widget node (arena tree). Conceptual counterpart of eve::scene::SceneNode; built declaratively from WidgetDesc. 更多...
struct	UIStats
class	UISystem
struct	ViewportState
struct	WidgetDesc
	Declarative widget description (build once / on dirty → flatten into UIHost::Tree). 更多...

枚举
enum class	NodeType : uint8_t {   Window = 0 , Text = 1 , Button = 2 , SameLine = 3 ,   Group = 4 , Separator = 5 , Checkbox = 6 , Slider = 7 ,   Progress = 8 , InputText = 9 , CollapsingHeader = 10 , Child = 11 ,   Flex = 12 , Spacer = 13 , Image = 14 , ImageButton = 15 ,   Combo = 16 , ScrollList = 17 , Viewport = 18 }
	Widget node kinds understood by the UI renderer. 更多...
enum class	FlexDirection : uint8_t { Row = 0 , Column = 1 }
	Main-axis direction for Flex containers. 更多...
enum class	FlexAlign : uint8_t { Start = 0 , Center = 1 , End = 2 , Stretch = 3 }
	Cross-axis alignment of Flex children. 更多...
enum class	FlexJustify : uint8_t {   Start = 0 , Center = 1 , End = 2 , SpaceBetween = 3 ,   SpaceAround = 4 }
	Main-axis distribution of free space in a Flex container. 更多...

函数
void	registerEditorHostCapabilities ()
std::unique_ptr< UIBackend >	createImGuiBackend ()
	Default backend: Dear ImGui + SDL + Vulkan (see ui/imgui/).
FlexResult	flexArrange (bool row, float gap, float availMain, float availCross, FlexAlign containerAlign, FlexJustify justify, const std::vector< FlexItemSpec > &items)
void	measureFlowChildren (UIHost::Tree &tree, int firstChild, float *outW, float *outH)
void	measureNode (UIHost::Tree &tree, int index)
void	measureTree (UIHost::Tree &tree)
Theme &	globalTheme ()
const std::string &	globalThemeName ()
	Current preset name: "dark", "light", or "custom".
void	setGlobalTheme (const Theme &theme)
void	setGlobalTheme (const Theme &theme, const std::string &name)
bool	setThemeByName (const std::string &name)
	Apply a named preset ("dark" / "light"). Case-insensitive. Returns false if unknown.
void	setThemeUiScale (float scale)
	Logical (point-space) UI scale. Default 1.0.
float	themeUiScale ()
void	setThemeDpiScale (float dpiScale)
float	themeDpiScale ()
void	applyThemeToImGui (const Theme &theme)
	Push tokens into ImGui style. Metrics are multiplied by uiScale (default: themeUiScale()).
void	applyThemeToImGui (const Theme &theme, float uiScale)
	Module_IMPL (UI, new UI())
WidgetDesc	window (std::string title, std::vector< WidgetDesc > children={}, std::string id="root")
	Top-level window widget with a title bar.
WidgetDesc	text (std::string content, std::string id="")
	Static text label.
WidgetDesc	button (std::string label, std::string id="", std::function< void()> onClick={})
	Clickable button; fires onClick.
WidgetDesc	group (std::vector< WidgetDesc > children={}, std::string id="")
	Plain group container.
WidgetDesc	sameLine (std::string id="")
	Holds the next widget on the same line as the previous one.
WidgetDesc	separator (std::string id="")
	Horizontal separator line.
WidgetDesc	checkbox (std::string label, bool checked=false, std::string id="", std::function< void(bool)> onToggle={})
	Checkbox with a label; fires onToggle.
WidgetDesc	slider (std::string label, float value, float minV, float maxV, std::string id="", std::function< void(float)> onValue={})
	Horizontal slider; fires onValue.
WidgetDesc	progress (float fraction, std::string id="", std::string overlay="")
	Progress bar; fraction is clamped to [0,1].
WidgetDesc	combo (std::string label, std::vector< std::string > options, int selected, std::string id, std::function< void(int)> onValue)
WidgetDesc	image (std::string id, float width, float height, std::function< void()> onClick)
WidgetDesc	imageButton (std::string id, float width, float height, std::function< void()> onClick)
WidgetDesc	viewport (std::string id, float width, float height)
WidgetDesc	inputText (std::string label, std::string value, std::string id="", std::function< void(const std::string &)> onChange={})
	Editable text field; fires onTextChange.
WidgetDesc	collapsingHeader (std::string label, std::vector< WidgetDesc > children={}, std::string id="", bool defaultOpen=true)
	Collapsible header containing child widgets.
WidgetDesc	child (std::string id, std::vector< WidgetDesc > children={}, float width=0.f, float height=120.f)
	Scrollable child region with an explicit size.
WidgetDesc	scrollList (std::string id, std::vector< WidgetDesc > children, float height, float itemHeight)
WidgetDesc	virtualList (std::string listId, const std::vector< std::string > &items, float height, float itemHeight)
WidgetDesc	flex (FlexDirection direction, std::vector< WidgetDesc > children={}, std::string id="")
	Elastic layout container (row/column). Prefer row / column shorthands.
WidgetDesc	row (std::vector< WidgetDesc > children={}, std::string id="")
	Horizontal elastic layout row.
WidgetDesc	column (std::vector< WidgetDesc > children={}, std::string id="")
	Vertical elastic layout column.
WidgetDesc	spacer (std::string id="", float grow=1.f)
	Flexible empty space; default flexGrow=1 so it absorbs free space in a Flex parent.
WidgetDesc	when (bool cond, WidgetDesc child)
	Conditional: include child only when cond is true (empty group otherwise).
WidgetDesc	whenElse (bool cond, WidgetDesc ifTrue, WidgetDesc ifFalse)
WidgetDesc	list (std::string listId, const std::vector< std::string > &items, const std::function< WidgetDesc(const std::string &, int)> &itemFn)
	Expand a string list into a Group of item widgets. itemFn(label, index) builds each row; keys default to id.
WidgetDesc	listButtons (std::string listId, const std::vector< std::string > &items)
	Default list: one Button per item, id = listId + "/" + index.
void	applyTree (UIHost *host, WidgetDesc root)
	Full replace flatten.
bool	applyTreeReconcile (UIHost *host, WidgetDesc root)
	Patch by key/id when structure (type + child keys) matches; otherwise full replace. Returns true if a structural rebuild occurred.

枚举类型说明

FlexAlign

enum class eve::ui::FlexAlign : uint8_t

strong

Cross-axis alignment of Flex children.

枚举值
Start
Center
End
Stretch

在文件 UIHost.h 第 39 行定义.

FlexDirection

enum class eve::ui::FlexDirection : uint8_t

strong

Main-axis direction for Flex containers.

枚举值
Row
Column

在文件 UIHost.h 第 36 行定义.

FlexJustify

enum class eve::ui::FlexJustify : uint8_t

strong

Main-axis distribution of free space in a Flex container.

枚举值
Start
Center
End
SpaceBetween
SpaceAround

在文件 UIHost.h 第 42 行定义.

NodeType

enum class eve::ui::NodeType : uint8_t

strong

Widget node kinds understood by the UI renderer.

枚举值
Window
Text
Button
SameLine
Group
Separator
Checkbox
Slider
Progress
InputText
CollapsingHeader
Child
Flex
Spacer
Image
ImageButton
Combo
ScrollList
Viewport

在文件 UIHost.h 第 13 行定义.

函数说明

applyThemeToImGui() [1/2]

void eve::ui::applyThemeToImGui

(

const Theme &

theme

)

Push tokens into ImGui style. Metrics are multiplied by uiScale (default: themeUiScale()).

在文件 Theme.cpp 第 135 行定义.

引用了 applyThemeToImGui() , 以及 theme.

被这些函数引用 applyThemeToImGui(), eve::ui::ImGuiBackend::init() , 以及 eve::ui::UISystem::render().

applyThemeToImGui() [2/2]

void eve::ui::applyThemeToImGui	(	const Theme &	theme,
		float	uiScale
	)

在文件 Theme.cpp 第 137 行定义.

引用了 s , 以及 theme.

applyTree()

void eve::ui::applyTree	(	UIHost *	host,
		WidgetDesc	root
	)

Full replace flatten.

在文件 Widget.cpp 第 477 行定义.

被这些函数引用 applyTreeReconcile() , 以及 eve::ui::UIHost::setTree().

applyTreeReconcile()

bool eve::ui::applyTreeReconcile	(	UIHost *	host,
		WidgetDesc	root
	)

Patch by key/id when structure (type + child keys) matches; otherwise full replace. Returns true if a structural rebuild occurred.

在文件 Widget.cpp 第 490 行定义.

引用了 applyTree().

被这些函数引用 eve::ui::UIHost::setTreeReconcile().

button()

WidgetDesc eve::ui::button	(	std::string	label,
		std::string	id,
		std::function< void()>	onClick
	)

Clickable button; fires onClick.

在文件 Widget.cpp 第 244 行定义.

引用了 Button, d , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addButton(), eve::ui::UI::addListItem(), listButtons(), eve::ui::UI::mountSimple(), eve::ui::UIHost::setSimplePanel() , 以及 virtualList().

checkbox()

WidgetDesc eve::ui::checkbox	(	std::string	label,
		bool	checked,
		std::string	id,
		std::function< void(bool)>	onToggle
	)

Checkbox with a label; fires onToggle.

在文件 Widget.cpp 第 279 行定义.

引用了 Checkbox, d , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addCheckbox().

child()

WidgetDesc eve::ui::child	(	std::string	id,
		std::vector< WidgetDesc >	children,
		float	width,
		float	height
	)

Scrollable child region with an explicit size.

在文件 Widget.cpp 第 387 行定义.

引用了 Child, children, d, height, eve::ui::WidgetDesc::type , 以及 width.

被这些函数引用 eve::ui::UI::beginChild(), measureNode() , 以及 when().

collapsingHeader()

WidgetDesc eve::ui::collapsingHeader	(	std::string	label,
		std::vector< WidgetDesc >	children,
		std::string	id,
		bool	defaultOpen
	)

Collapsible header containing child widgets.

在文件 Widget.cpp 第 375 行定义.

引用了 children, CollapsingHeader, d , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::beginCollapsing().

column()

WidgetDesc eve::ui::column	(	std::vector< WidgetDesc >	children,
		std::string	id
	)

Vertical elastic layout column.

在文件 Widget.cpp 第 435 行定义.

引用了 children, Column , 以及 flex().

combo()

WidgetDesc eve::ui::combo	(	std::string	label,
		std::vector< std::string >	options,
		int	selected,
		std::string	id = "",
		std::function< void(int)>	onValue = {}
	)

Dropdown; options joined by '
', selected index in selected.

在文件 Widget.cpp 第 315 行定义.

引用了 Combo, d , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addCombo().

createImGuiBackend()

std::unique_ptr< UIBackend > eve::ui::createImGuiBackend

(

)

Default backend: Dear ImGui + SDL + Vulkan (see ui/imgui/).

在文件 ImGuiBackend.cpp 第 101 行定义.

被这些函数引用 eve::ui::UI::initBackend().

flex()

WidgetDesc eve::ui::flex	(	FlexDirection	direction,
		std::vector< WidgetDesc >	children,
		std::string	id
	)

Elastic layout container (row/column). Prefer row / column shorthands.

在文件 Widget.cpp 第 421 行定义.

引用了 children, d, Flex , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::beginFlex(), column() , 以及 row().

flexArrange()

FlexResult eve::ui::flexArrange	(	bool	row,
		float	gap,
		float	availMain,
		float	availCross,
		FlexAlign	containerAlign,
		FlexJustify	justify,
		const std::vector< FlexItemSpec > &	items
	)

Distribute flex items along main/cross axis. Pure — no ImGui state touched, so it can be unit-tested headlessly.

在文件 Layout.cpp 第 24 行定义.

引用了 eve::ui::FlexItemSpec::anchorCross, eve::ui::FlexItemSpec::anchorMain, c, Center, eve::ui::FlexResult::contentH, eve::ui::FlexResult::contentW, End, eve::ui::FlexItemSpec::explicitMain, eve::ui::FlexRect::h, eve::ui::FlexResult::items, m, n, row(), s, SpaceAround, SpaceBetween, Start, Stretch, eve::ui::FlexRect::w, eve::ui::FlexRect::x , 以及 eve::ui::FlexRect::y.

globalTheme()

Theme & eve::ui::globalTheme

(

)

在文件 Theme.cpp 第 99 行定义.

被这些函数引用 eve::ui::ImGuiBackend::init(), eve::ui::UISystem::render(), eve::ui::UI::setNavGamepad() , 以及 eve::ui::UI::setNavKeyboard().

globalThemeName()

const std::string & eve::ui::globalThemeName

(

)

Current preset name: "dark", "light", or "custom".

在文件 Theme.cpp 第 101 行定义.

被这些函数引用 eve::ui::UI::getTheme().

group()

WidgetDesc eve::ui::group	(	std::vector< WidgetDesc >	children,
		std::string	id
	)

Plain group container.

在文件 Widget.cpp 第 254 行定义.

引用了 children, d, Group , 以及 eve::ui::WidgetDesc::type.

image()

WidgetDesc eve::ui::image	(	std::string	id = "",
		float	width = 0.f,
		float	height = 0.f,
		std::function< void()>	onClick = {}
	)

Colored / textured image. Size defaults to texture size via layout.

在文件 Widget.cpp 第 331 行定义.

引用了 d, height, image, Image, eve::ui::WidgetDesc::type , 以及 width.

imageButton()

WidgetDesc eve::ui::imageButton	(	std::string	id,
		float	width,
		float	height,
		std::function< void()>	onClick = {}
	)

Clickable image (renders via ImGui ImageButton).

在文件 Widget.cpp 第 342 行定义.

引用了 d, height, ImageButton, eve::ui::WidgetDesc::type , 以及 width.

被这些函数引用 eve::ui::UI::addImageButton().

inputText()

WidgetDesc eve::ui::inputText	(	std::string	label,
		std::string	value,
		std::string	id,
		std::function< void(const std::string &)>	onChange
	)

Editable text field; fires onTextChange.

在文件 Widget.cpp 第 363 行定义.

引用了 d, InputText, eve::ui::WidgetDesc::type , 以及 value.

被这些函数引用 eve::ui::UI::addInputText().

list()

WidgetDesc eve::ui::list	(	std::string	listId,
		const std::vector< std::string > &	items,
		const std::function< WidgetDesc(const std::string &, int)> &	itemFn
	)

Expand a string list into a Group of item widgets. itemFn(label, index) builds each row; keys default to id.

在文件 Widget.cpp 第 457 行定义.

引用了 children, group, eve::ui::WidgetDesc::id, eve::ui::WidgetDesc::key , 以及 row().

被这些函数引用 listButtons() , 以及 virtualList().

listButtons()

WidgetDesc eve::ui::listButtons	(	std::string	listId,
		const std::vector< std::string > &	items
	)

Default list: one Button per item, id = listId + "/" + index.

在文件 Widget.cpp 第 470 行定义.

引用了 button(), list() , 以及 eve::ui::WidgetDesc::withKey().

被这些函数引用 eve::ui::UI::setListItems().

measureFlowChildren()

void eve::ui::measureFlowChildren	(	UIHost::Tree &	tree,
		int	firstChild,
		float *	outW,
		float *	outH
	)

Flow measure helpers for non-flex containers (Window/Group/Child/Header).

在文件 Layout.cpp 第 170 行定义.

引用了 h, measureNode(), n, eve::ui::UIHost::Tree::nodes, SameLine , 以及 w.

被这些函数引用 measureNode().

measureNode()

void eve::ui::measureNode	(	UIHost::Tree &	tree,
		int	index
	)

Measure one node (recursively) and fill UINode::measuredW/H.

在文件 Layout.cpp 第 208 行定义.

引用了 eve::ui::WidgetDesc::absolute, Button, c, Checkbox, Child, child(), CollapsingHeader, Combo, Flex, eve::ui::WidgetDesc::flexDirection, Group, h, Image, ImageButton, InputText, m, eve::ui::WidgetDesc::marginB, eve::ui::WidgetDesc::marginL, eve::ui::WidgetDesc::marginR, eve::ui::WidgetDesc::marginT, measureFlowChildren(), measureNode(), n, eve::ui::UIHost::Tree::nodes, eve::ui::WidgetDesc::paddingL, eve::ui::WidgetDesc::paddingT, Progress, Row, row(), SameLine, ScrollList, Separator, Slider, Spacer, Text, Viewport, eve::ui::WidgetDesc::visible, w , 以及 Window.

被这些函数引用 measureFlowChildren(), measureNode() , 以及 measureTree().

measureTree()

void eve::ui::measureTree

(

UIHost::Tree &

tree

)

Measure the whole tree from its root.

在文件 Layout.cpp 第 348 行定义.

引用了 measureNode() , 以及 eve::ui::UIHost::Tree::root.

被这些函数引用 eve::ui::UISystem::render().

Module_IMPL()

eve::ui::Module_IMPL	(	UI	,
		new	UI()
	)

progress()

WidgetDesc eve::ui::progress	(	float	fraction,
		std::string	id,
		std::string	overlay
	)

Progress bar; fraction is clamped to [0,1].

在文件 Widget.cpp 第 305 行定义.

引用了 d, Progress , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addProgress().

registerEditorHostCapabilities()

void eve::ui::registerEditorHostCapabilities

(

)

在文件 EditorHostCapabilities.cpp 第 69 行定义.

引用了 impl , 以及 eve::cap::query().

被这些函数引用 eve::ui::UI::UI().

row()

WidgetDesc eve::ui::row	(	std::vector< WidgetDesc >	children,
		std::string	id
	)

Horizontal elastic layout row.

在文件 Widget.cpp 第 431 行定义.

引用了 children, flex() , 以及 Row.

被这些函数引用 flexArrange(), list() , 以及 measureNode().

sameLine()

WidgetDesc eve::ui::sameLine

(

std::string

id

)

Holds the next widget on the same line as the previous one.

在文件 Widget.cpp 第 263 行定义.

引用了 d, SameLine , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addSameLine().

scrollList()

WidgetDesc eve::ui::scrollList	(	std::string	id,
		std::vector< WidgetDesc >	children = {},
		float	height = 0.f,
		float	itemHeight = 0.f
	)

Virtualized scroll list: only visible rows are drawn each frame. Children are the full item set (rows laid out top-to-bottom at itemHeight px). Set a height for the viewport; 0 = fill available space.

在文件 Widget.cpp 第 398 行定义.

引用了 children, d, height, ScrollList , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::beginScrollList() , 以及 virtualList().

separator()

WidgetDesc eve::ui::separator

(

std::string

id

)

Horizontal separator line.

在文件 Widget.cpp 第 271 行定义.

引用了 d, Separator , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addSeparator().

setGlobalTheme() [1/2]

void eve::ui::setGlobalTheme

(

const Theme &

theme

)

在文件 Theme.cpp 第 103 行定义.

引用了 setGlobalTheme() , 以及 theme.

被这些函数引用 setGlobalTheme() , 以及 setThemeByName().

setGlobalTheme() [2/2]

void eve::ui::setGlobalTheme	(	const Theme &	theme,
		const std::string &	name
	)

在文件 Theme.cpp 第 105 行定义.

引用了 name , 以及 theme.

setThemeByName()

bool eve::ui::setThemeByName

(

const std::string &

name

)

Apply a named preset ("dark" / "light"). Case-insensitive. Returns false if unknown.

在文件 Theme.cpp 第 110 行定义.

引用了 eve::ui::Theme::dark(), eve::ui::Theme::light(), name , 以及 setGlobalTheme().

被这些函数引用 eve::ui::UI::setTheme(), eve::ui::UI::setThemeDark() , 以及 eve::ui::UI::setThemeLight().

setThemeDpiScale()

void eve::ui::setThemeDpiScale

(

float

dpiScale

)

Display/framebuffer DPI ratio (e.g. 2.0 on Retina). The font atlas is rasterized at this resolution so glyphs stay crisp, but ImGui already scales the whole frame by io.DisplayFramebufferScale (the same ratio), so applyThemeToImGui cancels it via FontGlobalScale to avoid double scaling.

在文件 Theme.cpp 第 129 行定义.

被这些函数引用 eve::ui::ImGuiBackend::init().

setThemeUiScale()

void eve::ui::setThemeUiScale

(

float

scale

)

Logical (point-space) UI scale. Default 1.0.

在文件 Theme.cpp 第 123 行定义.

引用了 scale.

被这些函数引用 eve::ui::ImGuiBackend::init() , 以及 eve::ui::UI::setScale().

slider()

WidgetDesc eve::ui::slider	(	std::string	label,
		float	value,
		float	minV,
		float	maxV,
		std::string	id,
		std::function< void(float)>	onValue
	)

Horizontal slider; fires onValue.

在文件 Widget.cpp 第 291 行定义.

引用了 d, Slider, eve::ui::WidgetDesc::type , 以及 value.

被这些函数引用 eve::ui::UI::addSlider().

spacer()

WidgetDesc eve::ui::spacer	(	std::string	id,
		float	grow
	)

Flexible empty space; default flexGrow=1 so it absorbs free space in a Flex parent.

在文件 Widget.cpp 第 439 行定义.

引用了 d, Spacer , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addSpacer().

text()

WidgetDesc eve::ui::text	(	std::string	content,
		std::string	id
	)

Static text label.

在文件 Widget.cpp 第 235 行定义.

引用了 d, Text , 以及 eve::ui::WidgetDesc::type.

被这些函数引用 eve::ui::UI::addText(), eve::ui::UI::addTextWrapped(), eve::ui::UI::mountSimple(), eve::ui::UIHost::setSimplePanel(), eve::ui::UI::setText() , 以及 eve::ui::UIHost::setTextById().

themeDpiScale()

float eve::ui::themeDpiScale

(

)

在文件 Theme.cpp 第 133 行定义.

themeUiScale()

float eve::ui::themeUiScale

(

)

在文件 Theme.cpp 第 127 行定义.

viewport()

WidgetDesc eve::ui::viewport	(	std::string	id = "",
		float	width = 0.f,
		float	height = 0.f
	)

Embedded render target widget: shows an offscreen Canvas, routes input.

在文件 Widget.cpp 第 353 行定义.

引用了 d, height, eve::ui::WidgetDesc::type, Viewport , 以及 width.

被这些函数引用 eve::ui::UI::addViewport().

virtualList()

WidgetDesc eve::ui::virtualList	(	std::string	listId,
		const std::vector< std::string > &	items,
		float	height = 200.f,
		float	itemHeight = 0.f
	)

One-line convenience: virtualized list of buttons from string items.

在文件 Widget.cpp 第 410 行定义.

引用了 button(), eve::ui::WidgetDesc::children, height, list(), scrollList() , 以及 eve::ui::WidgetDesc::withKey().

when()

WidgetDesc eve::ui::when	(	bool	cond,
		WidgetDesc	child
	)

Conditional: include child only when cond is true (empty group otherwise).

在文件 Widget.cpp 第 448 行定义.

引用了 child() , 以及 group.

whenElse()

WidgetDesc eve::ui::whenElse	(	bool	cond,
		WidgetDesc	ifTrue,
		WidgetDesc	ifFalse
	)

在文件 Widget.cpp 第 453 行定义.

window()

WidgetDesc eve::ui::window	(	std::string	title,
		std::vector< WidgetDesc >	children,
		std::string	id
	)

Top-level window widget with a title bar.

在文件 Widget.cpp 第 225 行定义.

引用了 children, d, title, eve::ui::WidgetDesc::type, Window , 以及 window().

被这些函数引用 eve::ui::UI::beginWindow(), eve::ui::ImGuiBackend::init(), eve::ui::UI::mountSimple(), eve::ui::UI::setListItems(), eve::ui::UIHost::setSimplePanel() , 以及 window().