ExtensionContext extension

on

Properties

devicePixelRatio → double
similar to MediaQuery.of(this).devicePixelRatio
no setter
getRenderBox → RenderBox?
no setter
getWidgetBounds → Rect
get Widget Bounds (width, height, left, top, right, bottom and so on).Widgets must be rendered completely. 获取widget Rect
no setter
height → double
The same of MediaQuery.of(context).size.height Note: updates when you rezise your screen (like on a browser or desktop window)
no setter
iconColor → Color?
give access to Theme.of(context).iconTheme.color
no setter
isDarkMode → bool
Check if dark mode theme is enable
no setter
isLandscape → bool
check if device is on landscape mode
no setter
isLargeTablet → bool
True if the shortestSide is largest than 720p
no setter
isPhone → bool
True if the shortestSide is smaller than 600p
no setter
isPortrait → bool
check if device is on portrait mode
no setter
isSmallTablet → bool
True if the shortestSide is largest than 600p
no setter
isTablet → bool
True if the current device is Tablet
no setter
mediaQuery → MediaQueryData
similar to MediaQuery.of(context).padding
no setter
mediaQueryPadding → EdgeInsets
similar to MediaQuery.of(context).padding
no setter
mediaQueryShortestSide → double
get the shortestSide from screen
no setter
mediaQuerySize → Size
The same of MediaQuery.of(context).size
no setter
mediaQueryViewInsets → EdgeInsets
similar to MediaQuery.of(context).viewInsets
no setter
mediaQueryViewPadding → EdgeInsets
similar to MediaQuery.of(context).viewPadding
no setter
orientation → Orientation
similar to MediaQuery.of(context).orientation
no setter
showNavBar → bool
True if width be larger than 800
no setter
textScaleFactor → double
similar to MediaQuery.of(this).textScaleFactor
no setter
textTheme → TextTheme
similar to MediaQuery.of(context).padding
no setter
theme → ThemeData
similar to MediaQuery.of(context).padding
no setter
width → double
The same of MediaQuery.of(context).size.width Note: updates when you rezise your screen (like on a browser or desktop window)
no setter

Methods

getWidgetGlobalToLocal({Offset point = Offset.zero, RenderObject? ancestor}) → Offset
Get the coordinates of the widget on the screen.Widgets must be rendered completely. 获取widget在屏幕上的坐标,widget必须渲染完成
getWidgetLocalToGlobal({Offset point = Offset.zero, RenderObject? ancestor}) → Offset
Get the coordinates of the widget on the screen.Widgets must be rendered completely. 获取widget在屏幕上的坐标,widget必须渲染完成
getWidgetRectGlobalToLocal({Offset point = Offset.zero, RenderObject? ancestor}) → Rect?
Get the Rect of the widget on the screen.Widgets must be rendered completely. 获取widget在屏幕上的Rect,widget必须渲染完成
getWidgetRectLocalToGlobal({Offset point = Offset.zero, RenderObject? ancestor}) → Rect?
Get the Rect of the widget on the screen.Widgets must be rendered completely. 获取widget在屏幕上的Rect,widget必须渲染完成
heightTransformer({double dividedBy = 1, double reducedBy = 0.0}) → double
Gives you the power to get a portion of the height. Useful for responsive applications.
ratio({double dividedBy = 1, double reducedByW = 0.0, double reducedByH = 0.0}) → double
Divide the height proportionally by the given value
widthTransformer({double dividedBy = 1, double reducedBy = 0.0}) → double
Gives you the power to get a portion of the width. Useful for responsive applications.