设置Edit和Static的BkColor和TextColor.(重载)

最新推荐文章于 2018-08-08 15:05:11 发布

ruanyl

最新推荐文章于 2018-08-08 15:05:11 发布

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分类专栏： C/C++ 文章标签： attributes file

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本文介绍了CColorEdit控件的实现细节，包括背景色和文本颜色设置、字符输入限制及鼠标右键点击事件处理等内容。该控件适用于Windows平台下的MFC应用程序。

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// ColorEdit.cpp : implementation file // #include "stdafx.h" #include "ColorEdit.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CColorEdit CColorEdit::CColorEdit() { m_BackColor = RGB(255,255,255); m_TextColor = RGB(0,0,0); } CColorEdit::~CColorEdit() { } BEGIN_MESSAGE_MAP(CColorEdit, CEdit) //{{AFX_MSG_MAP(CColorEdit) ON_WM_CTLCOLOR_REFLECT() ON_WM_CHAR() ON_WM_RBUTTONDOWN() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CColorEdit message handlers HBRUSH CColorEdit::CtlColor(CDC* pDC, UINT nCtlColor) { // TODO: Change any attributes of the DC here HBRUSH hbr; hbr=(HBRUSH)m_Brush; pDC->SetBkColor(m_BackColor); pDC->SetTextColor(m_TextColor); return hbr; // TODO: Return a non-NULL brush if the parent's handler should not be called } void CColorEdit::SetBackColor(COLORREF crColor) { m_BackColor = crColor; m_Brush.DeleteObject(); m_Brush.CreateSolidBrush(m_BackColor); RedrawWindow(); } void CColorEdit::SetTextColor(COLORREF crColor) { m_TextColor = crColor; m_Brush.DeleteObject(); m_Brush.CreateSolidBrush(m_BackColor); RedrawWindow(); } void CColorEdit::OnChar(UINT nChar, UINT nRepCnt, UINT nFlags) { // TODO: Add your message handler code here and/or call default if ((nChar>=0x30)&&(nChar<=0x39)||(nChar == VK_BACK)) //Enter number. { CEdit::OnChar(nChar, nRepCnt, nFlags); } } void CColorEdit::OnRButtonDown(UINT nFlags, CPoint point) { // TODO: Add your message handler code here and/or call default //CEdit::OnRButtonDown(nFlags, point); }