btn.h
[cpp] view plain copy
- #pragma once
- // CBtn
- #include "ximage/ximage.h"
- class CBtn : public CButton
- {
- DECLARE_DYNAMIC(CBtn)
- private:
- CxImage * m_pImgNormal;
- CxImage * m_pImgOver;
- CxImage * m_pImgDown;
- CxImage * m_pImgFocus;
- CxImage * m_pImgDisable;
- BOOL m_bTracking;
- BOOL m_bMouseOver;
- BOOL m_bLBtnDown;
- public:
- CBtn(UINT imgID_LbtnDown,UINT imgID_Over,UINT imgID_Normal,UINT imgID_Disabled=0,UINT imgID_Focus=0);
- virtual ~CBtn();
- protected:
- DECLARE_MESSAGE_MAP()
- public:
- virtual void DrawItem(LPDRAWITEMSTRUCT /*lpDrawItemStruct*/);
- afx_msg void OnDestroy();
- afx_msg BOOL OnEraseBkgnd(CDC* pDC);
- afx_msg void OnMouseMove(UINT nFlags, CPoint point);
- afx_msg void OnMouseLeave();
- afx_msg void OnMouseHover(UINT nFlags, CPoint point);
- protected:
- virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
- public:
- void PaintParent();
- virtual BOOL Create(LPCTSTR lpszCaption, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID);
- afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
- afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
- afx_msg void OnBnDoubleclicked();
- afx_msg void OnKillFocus(CWnd* pNewWnd);
- };
btn.cpp
[cpp] view plain copy
- // Btn.cpp : 实现文件
- //
- #include "stdafx.h"
- #include "Btn.h"
- // CBtn
- IMPLEMENT_DYNAMIC(CBtn, CButton)
- CBtn::CBtn(UINT imgID_LbtnDown,UINT imgID_Over,UINT imgID_Normal,UINT imgID_Disabled,UINT imgID_Focus):
- m_pImgNormal(NULL)
- , m_pImgOver(NULL)
- , m_pImgDown(NULL)
- , m_pImgFocus(NULL)
- , m_pImgDisable(NULL)
- , m_bTracking(FALSE)
- , m_bMouseOver(FALSE)
- , m_bLBtnDown(FALSE)
- {
- if(imgID_Normal > 0)
- {
- if(!m_pImgNormal)
- m_pImgNormal = new CxImage(CXIMAGE_FORMAT_PNG);
- m_pImgNormal ->LoadResource(FindResource(NULL,MAKEINTRESOURCE(imgID_Normal),L"PNG"),CXIMAGE_FORMAT_PNG);
- }
- if(imgID_Focus > 0)
- {
- if(!m_pImgFocus)
- m_pImgFocus = new CxImage(CXIMAGE_FORMAT_PNG);
- m_pImgFocus ->LoadResource(FindResource(NULL,MAKEINTRESOURCE(imgID_Focus),L"PNG"),CXIMAGE_FORMAT_PNG);
- }
- if( imgID_LbtnDown>0 )
- {
- if(!m_pImgDown)
- m_pImgDown = new CxImage(CXIMAGE_FORMAT_PNG);
- m_pImgDown ->LoadResource(FindResource(NULL,MAKEINTRESOURCE(imgID_LbtnDown),L"PNG"),CXIMAGE_FORMAT_PNG);
- }
- if( imgID_Disabled > 0 )
- {
- if(!m_pImgDisable)
- m_pImgDisable = new CxImage(CXIMAGE_FORMAT_PNG);
- m_pImgDisable ->LoadResource(FindResource(NULL,MAKEINTRESOURCE(imgID_Disabled),L"PNG"),CXIMAGE_FORMAT_PNG);
- }
- if( imgID_Over > 0)
- {
- if(!m_pImgOver)
- m_pImgOver = new CxImage(CXIMAGE_FORMAT_PNG);
- m_pImgOver ->LoadResource(FindResource(NULL,MAKEINTRESOURCE(imgID_Over),L"PNG"),CXIMAGE_FORMAT_PNG);
- }
- }
- CBtn::~CBtn()
- {
- }
- BEGIN_MESSAGE_MAP(CBtn, CWnd)
- ON_WM_DESTROY()
- ON_WM_ERASEBKGND()
- ON_WM_MOUSEMOVE()
- ON_WM_MOUSELEAVE()
- ON_WM_MOUSEHOVER()
- ON_WM_LBUTTONDOWN()
- ON_WM_LBUTTONUP()
- ON_CONTROL_REFLECT(BN_DOUBLECLICKED, &CBtn::OnBnDoubleclicked)
- ON_WM_KILLFOCUS()
- END_MESSAGE_MAP()
- // CBtn 消息处理程序
- void CBtn::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
- {
- CDC ButtonDC;
- CRect rc;
- ButtonDC.Attach(lpDrawItemStruct->hDC); //得到用于绘制按钮的DC
- rc=lpDrawItemStruct->rcItem; //获取按钮所占的矩形大小
- UINT state = lpDrawItemStruct->itemState; //获取按钮目前所处的状态,根据不同的状态绘制不同的按钮
- if(state&ODS_DISABLED && m_pImgDisable)
- {
- m_pImgDisable ->Draw(ButtonDC.GetSafeHdc(),rc);
- }
- else
- {
- if( m_bLBtnDown && m_pImgDown)
- {
- m_pImgDown ->Draw(ButtonDC.GetSafeHdc(),rc);
- }
- else if(m_bMouseOver && m_pImgOver)
- {
- m_pImgOver ->Draw(ButtonDC.GetSafeHdc(),rc);
- }
- else if(state&ODS_FOCUS && m_pImgFocus)
- {
- m_pImgFocus ->Draw(ButtonDC.GetSafeHdc(),rc);
- }
- else if(m_pImgNormal)
- {
- m_pImgNormal ->Draw(ButtonDC.GetSafeHdc(),rc);
- }
- }
- }
- void CBtn::OnDestroy()
- {
- CButton::OnDestroy();
- // TODO: 在此处添加消息处理程序代码
- if(m_pImgNormal)
- {
- m_pImgNormal ->Destroy();
- delete m_pImgNormal;
- m_pImgNormal = NULL;
- }
- if(m_pImgOver)
- {
- m_pImgOver ->Destroy();
- delete m_pImgOver;
- m_pImgOver = NULL;
- }
- if(m_pImgDown)
- {
- m_pImgDown ->Destroy();
- delete m_pImgDown;
- m_pImgDown = NULL;
- }
- if(m_pImgFocus)
- {
- m_pImgFocus ->Destroy();
- delete m_pImgFocus;
- m_pImgFocus = NULL;
- }
- if(m_pImgDisable)
- {
- m_pImgDisable ->Destroy();
- delete m_pImgDisable;
- m_pImgDisable = NULL;
- }
- }
- BOOL CBtn::OnEraseBkgnd(CDC* pDC)
- {
- // TODO: 在此添加消息处理程序代码和/或调用默认值
- return TRUE;
- //return CButton::OnEraseBkgnd(pDC);
- }
- BOOL CBtn::PreCreateWindow(CREATESTRUCT& cs)
- {
- // TODO: 在此添加专用代码和/或调用基类
- cs.style |= BS_OWNERDRAW;
- return CButton::PreCreateWindow(cs);
- }
- void CBtn::OnMouseMove(UINT nFlags, CPoint point)
- {
- // TODO: 在此添加消息处理程序代码和/或调用默认值
- m_bMouseOver = TRUE;
- if (!m_bTracking)
- {
- TRACKMOUSEEVENT tme;
- tme.cbSize = sizeof(TRACKMOUSEEVENT);
- tme.dwFlags = TME_LEAVE|TME_HOVER; //
- tme.hwndTrack = GetSafeHwnd();
- tme.dwHoverTime = 8;
- _TrackMouseEvent(&tme);
- m_bTracking = TRUE;
- }
- CButton::OnMouseMove(nFlags, point);
- ::SetCursor(AfxGetApp() ->LoadCursor(IDC_CURSOR_HAND));
- }
- void CBtn::OnMouseLeave()
- {
- // TODO: 在此添加消息处理程序代码和/或调用默认值
- m_bMouseOver = FALSE;
- m_bTracking = FALSE;
- m_bLBtnDown = FALSE;
- PaintParent();
- CButton::OnMouseLeave();
- }
- void CBtn::OnMouseHover(UINT nFlags, CPoint point)
- {
- m_bMouseOver = TRUE;
- PaintParent();
- ::SetCursor(AfxGetApp() ->LoadCursor(IDC_CURSOR_HAND));
- }
- void CBtn::PaintParent()
- {
- CRect rect;
- GetWindowRect(&rect);
- GetParent()-> ScreenToClient(&rect);
- GetParent()-> InvalidateRect(&rect);
- }
- BOOL CBtn::Create(LPCTSTR lpszCaption, DWORD dwStyle, const RECT& rect, CWnd* pParentWnd, UINT nID)
- {
- BOOL OK=CButton::Create(lpszCaption, dwStyle, rect, pParentWnd, nID);
- ModifyStyleEx(0, WS_EX_TRANSPARENT);// WS_EX_LAYERED||WS_EX_TRANSPARENT
- return OK;
- }
- void CBtn::OnLButtonDown(UINT nFlags, CPoint point)
- {
- m_bLBtnDown = TRUE;
- PaintParent();
- CButton::OnLButtonDown(nFlags, point);
- ::SetCursor(AfxGetApp() ->LoadCursor(IDC_CURSOR_HAND));
- }
- void CBtn::OnLButtonUp(UINT nFlags, CPoint point)
- {
- m_bLBtnDown = FALSE;
- PaintParent();
- CButton::OnLButtonUp(nFlags, point);
- ::SetCursor(AfxGetApp() ->LoadCursor(IDC_CURSOR_HAND));
- }
- void CBtn::OnBnDoubleclicked()
- {
- // TODO: 在此添加控件通知处理程序代码
- ::SetCursor(AfxGetApp() ->LoadCursor(IDC_CURSOR_HAND));
- }
- void CBtn::OnKillFocus(CWnd* pNewWnd)
- {
- CButton::OnKillFocus(pNewWnd);
- // TODO: 在此处添加消息处理程序代码
- PaintParent();
- }
调用
[cpp] view plain copy
- ///头文件中添加
- ...
- #include "Btn.h"
- ...
- enum {emTestBtnId1=8099,emTestBtnId2,emTestBtnId3};
- CBtn m_btnTest1,m_btnTest2,m_btnTest3;//test
- ///在构造函数初始化列表中初始化变量(IDB_PNG_BTN_TEST_*为Png图片资源ID)
- , m_btnTest1(IDB_PNG_BTN_TEST_DOWN,
- IDB_PNG_BTN_TEST_MOUSEOVER,
- IDB_PNG_BTN_TEST_NORMAL,
- IDB_PNG_BTN_TEST_DISABLE,
- IDB_PNG_BTN_TEST_FOCUS)
- , m_btnTest2(IDB_PNG_BTN_TEST_DOWN,
- IDB_PNG_BTN_TEST_MOUSEOVER,
- IDB_PNG_BTN_TEST_NORMAL,
- IDB_PNG_BTN_TEST_DISABLE/*,IDB_PNG_BTN_TEST_FOCUS*/)
- , m_btnTest3(IDB_PNG_BTN_TEST_DOWN,
- IDB_PNG_BTN_TEST_MOUSEOVER,
- IDB_PNG_BTN_TEST_NORMAL,
- IDB_PNG_BTN_TEST_DISABLE/*,IDB_PNG_BTN_TEST_FOCUS*/)
- ////在OnInitDialog()函数中创建按钮
- //test
- m_btnTest1.Create(_T("test"),WS_VISIBLE | WS_CHILD/* |WS_DISABLED*/,CRect(10,10,58,58),this,emTestBtnId1);
- m_btnTest2.Create(_T("test"),WS_VISIBLE | WS_CHILD/* |WS_DISABLED*/,CRect(10,60,58,108),this,emTestBtnId2);
- m_btnTest3.Create(_T("test"),WS_VISIBLE | WS_CHILD |WS_DISABLED,CRect(10,110,58,158),this,emTestBtnId2);
效果图
时间: 2024-10-09 23:12:13