GetSafeHdc
GetSafeHdc是一则函式,返回输出设备上下文的句柄。
基本介绍
- 中文名:GetSafeHdc
- 函式原型:HDC GetSafeHdc( ) const;
- 函式简介:CDC::GetSafeHdc
- 编程:返回输出设备上下文的句柄
编程
Call this member function to get m_hDC, the output device context.
Win32 编程时用HDC 来操作 绘图设备
MFC中封装了HDC 但为了和Win32 兼容,
就用这个函式得到它,以备用户操作HDC
有关HDC 请看Win32编程相关内容
函式原型
HDC GetSafeHdc( ) const;
函式简介
CDC::GetSafeHdc
This method retrieves them_hDCdata member, which contains the output device context.
Return Value:A device context handle.
Requirements:
Windows CE versions: 1.0 and later
Header file: Declared in Afxwin.h
Platform: H/PC Pro, Palm-size PC, Pocket PC
Header file: Declared in Afxwin.h
Platform: H/PC Pro, Palm-size PC, Pocket PC
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