www.gusucode.com > 一个美化窗口实例 VC++漂亮界面源码程序 > 一个美化窗口实例 VC++漂亮界面/VC++菜单类的演示/VC++菜单类的演示/MyMenu.cpp
#include "stdafx.h"
#include "MyMenu.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
CMyMenu::CMyMenu()
{
//构造
m_topStyle=1;
m_clrSelectLeft=RGB(97,244,78);
m_clrSelectRight=RGB(52,148,39);
m_clrTop=RGB(161,192,245);
m_clrText=RGB(0,0,0);
}
// download by http:www.codesc.net
CMyMenu::~CMyMenu()
{
//析构
}
/**********************************************************
函 数 名:GetImageFromToolBar
作 用:从工具栏中取出图片
形 参 数:UINT uToolBarID, CSize sz, CImageList *pImageList, CUIntArray *uIDArray
返 回 值:返回 ImageCount
***********************************************************/
int CMyMenu::GetImageFromToolBar(UINT uToolBarID, CSize sz, CImageList *pImageList, CUIntArray *uIDArray)
{
if(uToolBarID <= 0 || pImageList == NULL || uIDArray == NULL)
return -1;
CToolBar wndToolBar;
if(!wndToolBar.Create(AfxGetMainWnd()) || !wndToolBar.LoadToolBar(uToolBarID))
{
return -1;
}
int nCount = wndToolBar.GetCount();
if(nCount <= 0)
{
return -1;
}
COLORREF Maskcol=RGB(192,192,192);
pImageList->Create(uToolBarID, sz.cx, sz.cy, Maskcol);
int nImageCount = pImageList->GetImageCount();
for(int i = 0; i < nCount; i ++)
{
UINT uID = wndToolBar.GetItemID(i);
if(uID != ID_SEPARATOR)
{
uIDArray->Add(uID);
}
}
int nSize = uIDArray->GetSize();
ASSERT(nSize == nImageCount);
return nSize;
}
/**********************************************************
函 数 名:GetIconIndexByID
作 用:从ImageList 中取出图标的索引
形 参 数:UINT uID
返 回 值:成功时返回索引，否则返回-1
***********************************************************/
int CMyMenu::GetIconIndexByID(UINT uID)
{
for(int i = 0; i < m_menuIDs.GetSize(); i ++)
{
if(uID == m_menuIDs[i])
{
ASSERT(i < m_ImageList.GetImageCount());
return i;
}
}
return -1;
}
/**********************************************************
函 数 名:ChangeMenuStyle
作 用:改变主菜单的风格
形 参 数:HMENU hMenu, BOOL bTop
返 回 值:BOOL,dndn成功时返回真，失败时出错
***********************************************************/
BOOL CMyMenu::ChangeMenuStyle(HMENU hMenu, BOOL bTop = FALSE)
{
CMenu *pMenu = CMenu::FromHandle(hMenu);
if(pMenu != NULL)
{
for(UINT i = 0; i < pMenu->GetMenuItemCount(); i ++)
{
CMenuItemContext *lpMenu = new CMenuItemContext;
lpMenu->nMenuID = pMenu->GetMenuItemID(i);
if(lpMenu->nMenuID < 0 && bTop)
{
lpMenu->nMenuID = -2;
}
pMenu->GetMenuString(i, lpMenu->strText, MF_BYPOSITION);
pMenu->ModifyMenu(i, MF_BYPOSITION | MF_OWNERDRAW,
lpMenu->nMenuID, LPCTSTR(lpMenu));
CMenu *pSubMenu = pMenu->GetSubMenu(i);
if(pSubMenu && lpMenu->nMenuID != -2 && !bTop)
{
lpMenu->nMenuID = -1;
}
if(pSubMenu)
{
ChangeMenuStyle(pSubMenu->GetSafeHmenu());
}
}
}
return TRUE;
}
/**********************************************************
函 数 名:AttachMenu
作 用:将当前窗口的菜单与我的菜单关联
形 参 数:HMENU hMenu,UINT uToolBarID,CSize sz
返 回 值:BOOL,dndn成功时返回真，失败时出错
***********************************************************/
BOOL CMyMenu::AttachMenu(HMENU hMenu,UINT uToolBarID,CSize sz)
{
Attach(hMenu);
ChangeMenuStyle(GetSafeHmenu(), TRUE);
if(uToolBarID!=0)
GetImageFromToolBar(uToolBarID, sz, &m_ImageList, &m_menuIDs);
return TRUE;
}
void CMyMenu::LoadMenu(UINT nIDResource)
{
ChangeMenuStyle(GetSafeHmenu(), TRUE);
CMenu::LoadMenu(nIDResource);
}
/**********************************************************
函 数 名:AddToolBar
作 用:向列表添加
形 参 数:UINT uToolBarID, CSize sz
返 回 值:返回添加的个数
***********************************************************/
UINT CMyMenu::AddToolBar(UINT uToolBarID, CSize sz=CSize(16,15))
{
CImageList Image;
CUIntArray IDArray;
int nRet = GetImageFromToolBar(uToolBarID, sz, &Image, &IDArray);
if(nRet > 0)
{
for(int i = 0; i < Image.GetImageCount(); i ++)
{
HICON hIcon = Image.ExtractIcon(i);
if(hIcon != NULL)
{
m_ImageList.Add(hIcon);
m_menuIDs.Add(IDArray[i]);
}
}
}
return nRet;
}
/**********************************************************
函 数 名:DrawBestRect
作 用:画出最炫丽的效果来
形 参 数:CDC *pDC, CRect rect, COLORREF cr1,COLORREF cr2, BOOL bHor
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawBestRect(CDC *pDC, CRect rect, COLORREF cr1,COLORREF cr2, BOOL bHor)
{
int r1 = GetRValue(cr1);//Red color1
int g1 = GetGValue(cr1);//Green color1
int b1 = GetBValue(cr1);//blue color1
int r2 = GetRValue(cr2);//red color2
int g2 = GetGValue(cr2);//green color2
int b2 = GetBValue(cr2);//blue color2
if(bHor)
{
float dr = ((float)(r2 - r1))/(float)(rect.Width());
float dg = ((float)(g2 - g1))/(float)(rect.Width());
float db = ((float)(b2 - b1))/(float)(rect.Width());
for(int i = rect.left; i < rect.right; i ++)
{
int r = r1 + (int)(dr*((float)(i - rect.left)));
int g = g1 + (int)(dg*((float)(i - rect.left)));
int b = b1 + (int)(db*((float)(i - rect.left)));
CPen pen(PS_SOLID, 1, RGB(r, g, b));
CPen *old = pDC->SelectObject(&pen);
pDC->MoveTo(i, rect.top);
pDC->LineTo(i, rect.bottom);
pDC->SelectObject(old);
}
}
else
{
float dr = ((float)(r2 - r1))/(float)(rect.Height());
float dg = ((float)(g2 - g1))/(float)(rect.Height());
float db = ((float)(b2 - b1))/(float)(rect.Height());
for(int i = rect.top; i < rect.bottom; i ++)
{
int r = r1 + (int)(dr*((float)(i - rect.top)));
int g = g1 + (int)(dg*((float)(i - rect.top)));
int b = b1 + (int)(db*((float)(i - rect.top)));
CPen pen(PS_SOLID, 1, RGB(r, g, b));
CPen *old = pDC->SelectObject(&pen);
pDC->MoveTo(rect.left, i);
pDC->LineTo(rect.right, i);
pDC->SelectObject(old);
}
}
}
/**********************************************************
函 数 名:DrawTop
作 用:画最顶端菜单
形 参 数:CDC *pDC,CRect rect,BOOL bSelected
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawTop(CDC *pDC,CRect rect,BOOL bSelected)
{
rcMain.top=rect.top;
rcMain.bottom=rect.bottom;
DrawTopBack(pDC);
if(bSelected)
{
DrawBGColor(pDC,rect,TRUE);
}
else
{
DrawTopBack(pDC,rect);
}
}
/**********************************************************
函 数 名:DrawBGColor
作 用:菜单项的背景由它来完成
形 参 数:CDC* pDC, CRect rect, BOOL bSelected
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawBGColor(CDC* pDC, CRect rect, BOOL bSelected)
{
if(bSelected)
{
pDC->SelectStockObject(NULL_BRUSH);
pDC->SelectStockObject(BLACK_PEN);
pDC->Rectangle(&rect);
rect.DeflateRect(1, 1);
DrawBestRect(pDC,rect,m_clrSelectLeft,m_clrSelectRight,TRUE);
}
else
{
CRect rcGray(rect);
rcGray.right = rcGray.left + Public_Area;
int r1=GetRValue(m_clrTop);
int g1=GetGValue(m_clrTop);
int b1=GetBValue(m_clrTop);
for(int i=rcGray.Width()/2;i>=0;i--)
{
r1=(r1+5)>255?255:(r1+5);
g1=(g1+5)>255?255:(g1+5);
b1=(b1+5)>255?255:(b1+5);
CPen pen(PS_SOLID, 1, RGB(r1, g1, b1));
CPen *old = pDC->SelectObject(&pen);
pDC->MoveTo(rcGray.left+i,rcGray.top);
pDC->LineTo(rcGray.left+i,rcGray.bottom);
pDC->MoveTo(rcGray.right-i,rcGray.top);
pDC->LineTo(rcGray.right-i,rcGray.bottom);
pDC->SelectObject(old);
}
CRect rcWhite(rect);
rcWhite.left = rcGray.right;
pDC->FillSolidRect(&rcWhite,RGB(0x000000F9, 0x000000F8, 0x000000F7));
}
}
/**********************************************************
函 数 名:DrawIcon
作 用:画出图标
形 参 数:CDC* pDC, CRect rect, UINT uIndex, BOOL IsEnabled
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawIcon(CDC* pDC, CRect rect, UINT uIndex, BOOL IsEnabled)
{
rect.DeflateRect(3, 3, 3, 3);
UINT uStyle =ILD_TRANSPARENT; //CImageList::Draw()绘制位图的风格
if(IsEnabled)
{
uStyle |=ILD_BLEND50;//菜单无效所以位图也要经过处理
}
else
{
uStyle |=ILD_BLEND25 ;
}
m_ImageList.Draw(pDC, uIndex, CPoint(rect.left, rect.top), uStyle);
// HICON hIcon = m_ImageList.ExtractIcon(uIndex);
}
/**********************************************************
函 数 名:DrawText
作 用:画出菜单项的文本
形 参 数:CDC* pDC, CRect rect, CString sText
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawText(CDC* pDC, CRect rect, CString sText)
{
rect.DeflateRect(4,0,0,0);
pDC->SetTextColor(m_clrText);
pDC->DrawText(sText, &rect, DT_LEFT | DT_VCENTER | DT_SINGLELINE);
}
/**********************************************************
函 数 名:DrawGray
作 用:输出无效菜单项的文本
形 参 数:CDC* pDC, CRect rect, CString sText
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawGray(CDC* pDC, CRect rect, CString sText)
{
rect.DeflateRect(4, 0, 0, 0);
CRect rt(rect);
int nMode =pDC->SetBkMode(TRANSPARENT);
pDC->SetTextColor(RGB(127,127,127));
pDC->DrawText(sText,&rect,DT_EXPANDTABS|DT_VCENTER|DT_SINGLELINE);
}
/**********************************************************
函 数 名:DrawItem
作 用:分开画每一菜单项
形 参 数:LPDRAWITEMSTRUCT lpDIS，菜单上下文
返 回 值:NULL
***********************************************************/
void CMyMenu::DrawItem(LPDRAWITEMSTRUCT lpDIS)
{
CDC* pDC = CDC::FromHandle(lpDIS->hDC); // get dc
VERIFY(pDC);pDC->SetBkMode(TRANSPARENT);// get position
CRect rcItem = lpDIS->rcItem;// get states
UINT uState = lpDIS->itemState; // the data of menu item is NULL then return
if(lpDIS->itemData == NULL) return;
CString strText = ((CMenuItemContext*)(lpDIS->itemData))->strText;
CMenuItemContext *p=((CMenuItemContext*)(lpDIS->itemData));
UINT nMenuID = ((CMenuItemContext*)(lpDIS->itemData))->nMenuID;
CRect rcIcon(rcItem);
rcIcon.right = rcIcon.left + Public_Area;
CRect rcText(rcItem);
rcText.left = rcIcon.right;
switch(nMenuID)
{
case -2:// -2:顶层菜单条
if(uState&ODS_SELECTED)
{
DrawTop(pDC,rcItem,TRUE);
}
else
{
DrawTop(pDC,rcItem,FALSE);
}
DrawText(pDC,rcItem,strText);
break;
case -1://-1:弹出菜单
strText= "\t "+strText;
if(uState&ODS_SELECTED)//被选择，
{
DrawBestRect(pDC,rcItem,m_clrSelectLeft,m_clrSelectRight,TRUE);
}
else
{
DrawBGColor(pDC,rcItem,FALSE);//
}
//DrawTop(pDC,rcItem,FALSE);
rcText.left=2.5;
DrawText(pDC,rcText,strText);
break;
case 0://0:分隔条
rcText.top =rcText.Height()/2+rcText.top ;
rcText.bottom =rcText.top +2;
rcText.left +=2;
rcText.right -=2;
DrawBGColor(pDC,rcItem,FALSE);
pDC->Draw3dRect(rcText,RGB(64,0,128),RGB(255,255,255));
break;
default://>0:一般的菜单
if(uState&ODS_SELECTED)//被选择，
{
DrawBGColor(pDC,rcItem,TRUE);
}
else
{
DrawBGColor(pDC,rcItem,FALSE);//
}
int nIndex = GetIconIndexByID(nMenuID);
if(uState&ODS_GRAYED)
{
if(nIndex >= 0)
{
if(m_ImageList.GetImageCount()>0)
DrawIcon(pDC,rcItem,nIndex,TRUE);
}
DrawGray(pDC,rcText,strText);
break;
}
else
{
if(nIndex >= 0)
{
if(m_ImageList.GetImageCount()>0)
if(uState&ODS_SELECTED)
{
CRect rcMy(rcItem);
rcMy.left=rcMy.left-2;
rcMy.top=rcMy.top-2;
DrawIcon(pDC,rcMy,nIndex,FALSE);
}
else
{
DrawIcon(pDC,rcItem,nIndex,FALSE);
}
}
}
if(uState&ODS_CHECKED)//是被check过的,
{
DrawText(pDC,rcItem,"√");
DrawText(pDC,rcText,strText);//当前状态是check!
break;
}
else
{
DrawText(pDC,rcText,strText);//未选取
break;
}
break;
}
}
/**********************************************************
函 数 名:MeasureItem
作 用:设置每一项的风格等
形 参 数:LPMEASUREITEMSTRUCT lpMIS要用到的结构
返 回 值:NULL
***********************************************************/
void CMyMenu::MeasureItem(LPMEASUREITEMSTRUCT lpMIS)
{
lpMIS->itemWidth = 60;
lpMIS->itemHeight = 24;
UINT nMenuID= ((CMenuItemContext*)(lpMIS->itemData))->nMenuID;
//dc.SelectObject();
//CSize sz=
switch(nMenuID)
{
case -2:// -2:顶层菜单条
lpMIS->itemWidth =80;
rcMain.left=this->GetMenuItemCount()*(lpMIS->itemWidth+12.8);
break;
case -1://-1:弹出菜单
lpMIS->itemWidth =((CMenuItemContext*)(lpMIS->itemData))->strText.GetLength()*10;
break;
case 0://0:分隔条
lpMIS->itemHeight =5;
break;
default://>0:一般的菜单
lpMIS->itemWidth =((CMenuItemContext*)(lpMIS->itemData))->strText.GetLength()*10;
break; // lpMIS->itemWidth =30;
}
}
void CMyMenu::SetTopBack(COLORREF clr)
{
m_topStyle=BACK_COLOR;
m_clrTop=clr;
}
void CMyMenu::DrawTopBack(CDC* pDC,CRect rcSourse)
{
pDC->MoveTo(rcSourse.left,rcSourse.top);
pDC->LineTo(rcSourse.right,rcSourse.top);
if(m_topStyle==BACK_COLOR)
{
int r1=GetRValue(m_clrTop);
int g1=GetGValue(m_clrTop);
int b1=GetBValue(m_clrTop);
for(int i=rcSourse.Height()/2;i>0;i--)
{
r1=(r1+4)>255?255:(r1+4);
g1=(g1+4)>255?255:(g1+4);
b1=(b1+4)>255?255:(b1+4);
CPen pen(PS_SOLID, 1, RGB(r1, g1, b1));
CPen *old = pDC->SelectObject(&pen);
pDC->MoveTo(rcSourse.left,rcSourse.top+i);
pDC->LineTo(rcSourse.right,rcSourse.top+i);
pDC->MoveTo(rcSourse.left,rcSourse.bottom-i);
pDC->LineTo(rcSourse.right,rcSourse.bottom-i);
pDC->SelectObject(old);
}
}
else if(m_topStyle==BACK_PICTURE)
{
pDC->FillRect(rcSourse,&m_backbrush);
}
}
void CMyMenu::DrawTopBack(CDC* pDC)
{
if(m_topStyle==BACK_COLOR)
{
DrawTopBack(pDC,rcMain);
}
else if(m_topStyle==BACK_PICTURE)
{
pDC->FillRect(rcMain,&m_backbrush);
}
}
void CMyMenu::SetTopBackImage(UINT nIDResource)
{
CBitmap tmp;
m_topStyle=BACK_PICTURE;
tmp.LoadBitmap(nIDResource);
m_backbrush.DeleteObject();
m_backbrush.CreatePatternBrush(&tmp);
}