OHOS-Theme.md - Openharmony v1.0 / docs / api / api-SmartVision-Devices - 最全华为鸿蒙分布式操作系统技术资料库，手册，指南

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OHOS-Theme.md

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Openharmony v1.0 / docs / api / api-SmartVision-Devices

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# OHOS::Theme
## **Overview**
**Related Modules:**
[Graphic](Graphic.md)
**Description:**
Defines the theme class used to define the functions related to the styles of different components.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Public Member Functions

Public Member Function Name	Description
Theme ()	A constructor used to create a Theme instance.
~Theme ()	virtual A destructor used to delete the Theme instance.
GetMainStyle ()	Style & Obtains the basic style.
GetButtonStyle ()	ButtonStyle & Obtains the style of this button.
GetLabelStyle ()	Style & Obtains the style of this label.
GetPickerBackgroundStyle ()	Style & Obtains the background style of this picker.
GetPickerHighlightStyle ()	Style & Obtains the highlight style of this picker.
GetProgressBackgroundStyle ()	Style & Obtains the background style of this progress bar.
GetProgressForegroundStyle ()	Style & Obtains the foreground style of this progress bar.
GetSliderKnobStyle ()	Style & Obtains the style of this slider knob.
operator new (size_t size)	void * Overrides the new function.
operator delete (void *p)	void Overrides the delete function.