美化VC界面(用户登录界面)

2023-06-08,,

源代码:下载

VC开发程序单调的界面相信大家都是深有感触,提到界面美化编程,人们都会说做界面不要用VC写,太难了。
一句俗语:难者不会,会者不难。VC的美化界面编程并没有人们想像的那么难。这篇文章是我写的一个用户登录界面,但界面被我美化了,我将一步一步的来讲解它的美化界面的实现步骤。相信有了这篇文章,你的VC界面从此也能绚丽多彩。

实现步骤:

第一步:美化界面的非客户区(重绘标题栏和界面边框)。
关键代码如下:

// 函 数 名:DrawTitleBar
// 功能描述:绘制标题栏、边框颜色,绘制标题内容、图标和按钮
// 输入参数:pDC:设备指针
// 输出参数:void
// 创建日期:2006-2-20
// 修改日期:2006-2-20
// 作 者:joinclear
// 附加说明:无
void CTitleBarColorDlg::DrawTitleBar(CDC *pDC)
{
if (m_hWnd)
{
CBrush Brush(RGB(187,200,143));
CBrush* pOldBrush = pDC->SelectObject(&Brush); CRect rtWnd, rtTitle, rtButtons;
GetWindowRect(&rtWnd); //取得标题栏的位置
//SM_CXFRAME 窗口边框的边缘宽度
//SM_CYFRAME 窗口边框的边缘高度
//SM_CXSIZE 窗口标题栏宽度
//SM_CYSIZE 窗口标题栏高度
rtTitle.left = GetSystemMetrics(SM_CXFRAME);
rtTitle.top = GetSystemMetrics(SM_CYFRAME);
rtTitle.right = rtWnd.right - rtWnd.left - GetSystemMetrics(SM_CXFRAME);
rtTitle.bottom = rtTitle.top + GetSystemMetrics(SM_CYSIZE); CPoint point;
//填充顶部框架
point.x = rtWnd.Width();
point.y = GetSystemMetrics(SM_CYSIZE) + GetSystemMetrics(SM_CYFRAME) +0;
pDC->PatBlt(0, 0, point.x, point.y, PATCOPY);
//填充左侧框架
point.x = GetSystemMetrics(SM_CXFRAME) -1;
point.y = rtWnd.Height()-1;
pDC->PatBlt(0, 0, point.x, point.y, PATCOPY);
//填充底部框架
point.x = rtWnd.Width();
point.y = GetSystemMetrics(SM_CYFRAME);
pDC->PatBlt(0, rtWnd.Height()-point.y, point.x, point.y, PATCOPY);
//填充右侧框架
point.x = GetSystemMetrics(SM_CXFRAME);
point.y = rtWnd.Height();
pDC->PatBlt(rtWnd.Width()-point.x, 0, point.x, point.y, PATCOPY); //重画标题栏图标
m_rtIcon.left = rtTitle.left ;
m_rtIcon.top = rtTitle.top;
m_rtIcon.right = m_rtIcon.left +16;
m_rtIcon.bottom = m_rtIcon.top +15;
::DrawIconEx(pDC->m_hDC, m_rtIcon.left, m_rtIcon.top, AfxGetApp()->LoadIcon(IDR_MAINFRAME),
m_rtIcon.Width(), m_rtIcon.Height(), 0, NULL, DI_NORMAL);
m_rtIcon.OffsetRect(rtWnd.TopLeft()); CBitmap* pBitmap =new CBitmap;
CBitmap* pOldBitmap;
CDC* pDisplayMemDC=new CDC;
pDisplayMemDC->CreateCompatibleDC(pDC); //重画关闭button
rtButtons.left = rtTitle.right -16;
rtButtons.top = rtTitle.top -1;
rtButtons.right = rtButtons.left +16;
rtButtons.bottom = rtButtons.top +15;
pBitmap->LoadBitmap(IDB_EXIT_FOCUS);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
m_rtButtExit = rtButtons;
m_rtButtExit.OffsetRect(rtWnd.TopLeft());
pBitmap->DeleteObject(); //重画最大化/恢复button
rtButtons.right = rtButtons.left -3;
rtButtons.left = rtButtons.right -16;
if (IsZoomed())
pBitmap->LoadBitmap(IDB_RESTORE_NORMAL);
else
pBitmap->LoadBitmap(IDB_MAX_NORMAL);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
m_rtButtMax = rtButtons;
m_rtButtMax.OffsetRect(rtWnd.TopLeft());
pBitmap->DeleteObject(); //重画最小化button
rtButtons.right = rtButtons.left -3;
rtButtons.left = rtButtons.right -16;
pBitmap->LoadBitmap(IDB_MIN_NORMAL);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButtons.left, rtButtons.top, rtButtons.Width(), rtButtons.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
m_rtButtMin = rtButtons;
m_rtButtMin.OffsetRect(rtWnd.TopLeft());
pBitmap->DeleteObject(); //重画caption
int nOldMode = pDC->SetBkMode(TRANSPARENT);
COLORREF clOldText=pDC->SetTextColor(RGB(255, 255, 255)); CFont m_captionFont;
m_captionFont.CreateFont(
18, // 字体的高度
0, // 字体的宽度
0, // 字体显示的角度
0, // 字体的角度
FW_BOLD, // 字体的磅数
FALSE, // 斜体字体
FALSE, // 带下划线的字体
0, // 带删除线的字体
ANSI_CHARSET, // 所需的字符集
OUT_DEFAULT_PRECIS, // 输出的精度
CLIP_DEFAULT_PRECIS, // 裁减的精度
DEFAULT_QUALITY, // 逻辑字体与输出设备的实际字体之间的精度
DEFAULT_PITCH | FF_SWISS, // 字体间距和字体集
_T("Arial")); // 字体名称 CFont* pOldFont = NULL;
pOldFont = pDC->SelectObject(&m_captionFont); rtTitle.left += m_rtIcon.Width ()+3;
rtTitle.top = rtTitle.top;
rtTitle.bottom = rtTitle.top +30;
CString m_strTitle;
GetWindowText(m_strTitle);
pDC->DrawText(m_strTitle, &rtTitle, DT_LEFT);
pDC->SetBkMode(nOldMode);
pDC->SetTextColor(clOldText); ReleaseDC(pDisplayMemDC);
delete pDisplayMemDC;
delete pBitmap;
}
}

还有在非客户区 绘制鼠标的消息。分别为:

void CTitleBarColorDlg::OnNcLButtonDown(UINT nHitTest, CPoint point) 
{
if (m_rtButtExit.PtInRect(point)) //关闭
SendMessage(WM_CLOSE);
elseif (m_rtButtMin.PtInRect(point)) //最小化
SendMessage(WM_SYSCOMMAND, SC_MINIMIZE, MAKELPARAM(point.x, point.y));
elseif (m_rtButtMax.PtInRect(point))
{
if (IsZoomed()) //最大化
{
SendMessage(WM_SYSCOMMAND, SC_RESTORE, MAKELPARAM(point.x, point.y));
CRect rtWnd;
GetWindowRect(&rtWnd);
CRgn rgn;
rgn.CreateRoundRectRgn(0,0,rtWnd.Width(),rtWnd.Height(),5,5);
SetWindowRgn((HRGN)rgn,true);
Invalidate();
}
else
{
SendMessage(WM_SYSCOMMAND, SC_MAXIMIZE, MAKELPARAM(point.x, point.y)); CRect rtWnd;
GetWindowRect(&rtWnd);
CRgn rgn;
rgn.CreateRoundRectRgn(0,0,rtWnd.Width(),rtWnd.Height(),5,5);
SetWindowRgn((HRGN)rgn,true);
Invalidate();
}
}
elseif (!IsZoomed())
Default();
}
void CTitleBarColorDlg::OnNcMouseMove(UINT nHitTest, CPoint point)
{
CWindowDC dc(this);
CWindowDC* pDC =&dc;
CDC* pDisplayMemDC=new CDC;
pDisplayMemDC->CreateCompatibleDC(pDC);
CBitmap* pBitmap =new CBitmap;
CBitmap* pOldBitmap;
CRect rtWnd, rtButton; if (pDC)
{
GetWindowRect(&rtWnd); //关闭button
if (m_rtButtExit.PtInRect(point))
pBitmap->LoadBitmap(IDB_EXIT_NORMAL);
else
pBitmap->LoadBitmap(IDB_EXIT_FOCUS);
rtButton = m_rtButtExit;
rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
pBitmap->DeleteObject(); //最大化/恢复button
if (m_rtButtMax.PtInRect(point))
{
if (IsZoomed())
pBitmap->LoadBitmap(IDB_RESTORE_FOCUS);
else
pBitmap->LoadBitmap(IDB_MAX_FOCUS);
}
else
{
if (IsZoomed())
pBitmap->LoadBitmap(IDB_RESTORE_NORMAL);
else
pBitmap->LoadBitmap(IDB_MAX_NORMAL);
}
rtButton = m_rtButtMax;
rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
pBitmap->DeleteObject(); //最小化button
if (m_rtButtMin.PtInRect(point))
pBitmap->LoadBitmap(IDB_MIN_FOCUS);
else
pBitmap->LoadBitmap(IDB_MIN_NORMAL);
rtButton = m_rtButtMin;
rtButton.OffsetRect(-rtWnd.left, -rtWnd.top);
pOldBitmap=(CBitmap*)pDisplayMemDC->SelectObject(pBitmap);
pDC->BitBlt(rtButton.left, rtButton.top, rtButton.Width(), rtButton.Height(), pDisplayMemDC, 0, 0, SRCCOPY);
pDisplayMemDC->SelectObject(pOldBitmap);
pBitmap->DeleteObject(); } pDisplayMemDC->DeleteDC(); delete pDisplayMemDC;
delete pBitmap; CDialog::OnNcMouseMove(nHitTest, point);
}

大部分实现如上代码所示具体实现请参照程序附带的源代码。

第二步:改变窗口边框为圆角。
关键代码如下:

int CTitleBarColorDlg::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
if (CDialog::OnCreate(lpCreateStruct) ==-1)
return-1; CRect rtWnd;
GetWindowRect(&rtWnd); CRgn rgn;
rgn.CreateRoundRectRgn(0,0,rtWnd.Width(),rtWnd.Height(),5,5);
SetWindowRgn((HRGN)rgn,true); return0;
}

第三步:填充背景。
关键代码如下:

BOOL CTitleBarColorDlg::OnEraseBkgnd(CDC* pDC) 
{
BOOL retValue= CDialog::OnEraseBkgnd(pDC); CRect rc;
GetClientRect(&rc);
pDC->FillSolidRect(&rc,RGB(236,233,216)); return retValue;
}

第四步:绘制按钮。
具体请参考源代码中类CXPButton.h、CXPButton.cpp

第五步:绘制编辑框。
具体请参考源代码中类COwnerEdit.h、COwnerEdit.cpp

第六步:绘制静态字体和颜色。
这一步本来也写了一个类的,但想想用OnCtlColor()还是能很好的实现的,就没写。具体实现请看OnCtlColor()中的实现。

以上代码具体实现的细节问题,你可以下载例子代码,仔细查看其源码实现(内有详细注释)。

版权声明: 本博客地址 http://www.cnblogs.com/joinclear,欢迎转载,转载请标明原文作者和链接。

文章说明: 一家之辞难免有误,欢迎您中肯的指正;如对您有帮助,不胜荣幸,但更希望能够抛砖引玉。

- joinclear

美化VC界面(用户登录界面)的相关教程结束。

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