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GDI对象画笔和画刷来开发控件梯形边框的按钮控件CMainDlg.hCMainDlg.cppCLadderCtrl.hCLadderCtrl.cpp

CToolTipCtrl开发动静态提示CMainDlg.hCMainDlg.cppCLadderCtrl.hCLadderCtrl.cpp:

实现文件

CToolTipCtrl开发动态提示CMainDlg.hCMainDlg.cppCLadderCtrl.hCLadderCtrl.cpp

GDI对象画笔和画刷来开发控件

(m_ladd){m_ladd.SetWindowPos(NULL,

20,

CMainDlg::OnInitDialog(){CDialogEx::OnInitDialog();SetIcon(m_hIcon,

TRUE);

rect;GetClientRect(rect);rect.top

rect.bottom

this,8888);m_ladd.InsertItem(0,

_T(在文件1中查找));m_ladd.InsertItem(3,

_T(在文件2中查找));m_ladd.InsertItem(4,

_T(结果));return

CWnd{DECLARE_DYNAMIC(CLadderCtrl)CStringArray

m_ds;

使用Add方法添加新的字符串使用RemoveAt方法删除指定位置的字符串使用GetAt方法获取特定位置的字符串等。

int

m_nIndex{};

CLadderCtrl::CLadderCtrl(){m_br.CreateSolidBrush(GetSysColor(COLOR_BTNFACE));m_brSel.CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT));HFONT

hfont

(HFONT)GetStockObject(DEFAULT_GUI_FONT);

GetStockObject

lf);m_font.CreateFontIndirect(lf);lf.lfWeight

700;m_fontSel.CreateFontIndirect(lf);

BOOL

{m_ds.InsertAt(nItem,lpszItem);return

nItem;

rect;GetClientRect(rect);dc.SetBkMode(TRANSPARENT);dc.FillSolidRect(rect,

-1,

//创建一个宽度为矩形高度的四分之一高度为整个矩形高度的矩形rc。

CRect

rc{

(HFONT)GetStockObject(DEFAULT_GUI_FONT);LOGFONT

lf;GetObject(hFont,

//获取字符串str在设备上下文dc中的宽度和高度并将结果存储在CSize对象size中rc.right

rc.left

可以保证矩形rc的宽度至少能够容纳字符串并且在右边留出一个宽度为常量H的空白区域POINT

pts[]

_countof(pts));//dc.Rectangle(rc);dc.DrawText(str,

rc,

DT_SINGLELINE);}else{memcpy(ptSel,

pts,

rc.right;}dc.SelectObject(m_brSel);dc.Polygon(ptSel,

_countof(ptSel));

//要覆盖二次绘画dc.SelectObject(m_fontSel);dc.DrawText(sSel,

rSel,

CLadderCtrl::OnLButtonDown(UINT

nFlags,

dc(this);dc.SelectStockObject(DEFAULT_GUI_FONT);int

-1,

rect.Height();dc.SelectObject(i

m_nIndex

i;Invalidate(FALSE);}break;}rc.left

rc.right;}

{CDialogEx::OnInitDialog();CRect

rect;GetClientRect(rect);rect.top

rect.bottom

this,8888);m_ladd.InsertItem(0,

_T(在文件1中查找));m_ladd.InsertItem(3,

_T(在文件2中查找));m_ladd.InsertItem(4,

_T(结果));m_tip.Create(this);m_tip.AddTool(m_ladd,

_T(没想到吧));return

(m_ladd)m_ladd.SetWindowPos(NULL,

20,

CMainDlg::PreTranslateMessage(MSG*

pMsg)

CDialogEx::PreTranslateMessage(pMsg);

}CLadderCtrl.h

{DECLARE_DYNAMIC(CLadderCtrl)CStringArray

m_ds;int

{m_br.CreateSolidBrush(RGB(64,86,140));m_brSel.CreateSolidBrush(RGB(230,245,255));

m_brTrack.CreateSolidBrush(RGB(187,

194,

241));m_brBack.CreateSolidBrush(RGB(93,

107,

//默认的背景m_pen.CreatePen(PS_SOLID,

RGB(93,

{m_ds.InsertAt(nItem,lpszItem);return

nItem;

CLadderCtrl::DoDataExchange(CDataExchange*

pDX)

}BEGIN_MESSAGE_MAP(CLadderCtrl,

CWnd)ON_WM_PAINT()ON_WM_LBUTTONDOWN()ON_WM_MOUSEMOVE()

{CPaintDC

rect;GetClientRect(rect);dc.SetBkMode(TRANSPARENT);dc.FillRect(rect,m_brBack);int

-1,

GetFont();dc.SelectStockObject(DEFAULT_GUI_FONT);

//宋体9

就是默认字体dc.SelectObject(m_pen);/*HFONT

hFont

(HFONT)GetStockObject(DEFAULT_GUI_FONT);LOGFONT

lf;GetObject(hFont,

m_nIndex){dc.SelectObject(m_brSel);dc.SetTextColor(GetSysColor(COLOR_WINDOWTEXT));}else

m_nTrack){dc.SelectObject(m_brTrack);dc.SetTextColor(GetSysColor(COLOR_WINDOWTEXT));}else{dc.SetTextColor(GetSysColor(COLOR_HIGHLIGHTTEXT));dc.SelectObject(m_br);}//dc.SelectObject(i

m_nIndex

dc.Rectangle(rc);dc.DrawText(str,

rc,

dc(this);dc.SelectStockObject(DEFAULT_GUI_FONT);int

-1,

rect.Height();dc.SelectObject(i

m_nIndex

CLadderCtrl::OnLButtonDown(UINT

nFlags,

nIndex;Invalidate(FALSE);}CWnd::OnLButtonDown(nFlags,

point);

nIndex;Invalidate(FALSE);}CWnd::OnMouseMove(nFlags,

point);

m_ladd.GetItemText(nIndex);_tcscpy_s(pText-szText,

80,

n;m_tip.Update();}}break;}return

nHitTest,

//拿到的对应的索引来获取文字}CLadderCtrl();CLadderCtrl.cpp

int

dc(this);dc.SelectStockObject(DEFAULT_GUI_FONT);int

-1,

rect.Height();dc.SelectObject(i

m_nIndex

CLadderCtrl::OnLButtonDown(UINT

nFlags,

nIndex;Invalidate(FALSE);}CWnd::OnLButtonDown(nFlags,

point);

nIndex;Invalidate(FALSE);}CWnd::OnMouseMove(nFlags,

point);

CDC::SelectStockObject:选择系统预定义对象。

来自于APIGetStockObjectGDI对象的构造函数CFile的构造函数

CPen(int

pen(PS_XXX...);b)CBrush的构造函数CBrush(COLORREF

crColor);