CString str;
str.Format("Timer On(%d,%d)",curPos.x,curPos.y);
GetDlgItem(IDC_TIMER)->SetWindowText(str);

CRect tRect;
//获取此时窗口大小
GetWindowRect(tRect);
//膨胀tRect,以达到鼠标离开窗口边沿一定距离才触发事件
tRect.InflateRect(INFALTE,INFALTE);

if(!tRect.PtInRect(curPos)) //如果鼠标离开了这个区域
{
KillTimer(1); //关闭检测鼠标Timer
m_isSetTimer = FALSE;
GetDlgItem(IDC_TIMER)->SetWindowText("Timer Off");

m_hsFinished = FALSE;
m_hiding = TRUE;
SetTimer(2,HS_ELAPSE,NULL); //开启收缩过程
}
}

if(nIDEvent == 2)
{
if(m_hsFinished) //如果收缩或显示过程完毕则关闭Timer
KillTimer(2);
else
m_hiding ? DoHide() : DoShow();
}
CDialog::OnTimer(nIDEvent);
}

void CQQHideWndDlg::FixMoving(UINT fwSide, LPRECT pRect)
{
POINT curPos;
GetCursorPos(&curPos);
INT screenHeight = GetSystemMetrics(SM_CYSCREEN);
INT screenWidth = GetSystemMetrics(SM_CXSCREEN);
INT height = pRect->bottom - pRect->top;
INT width = pRect->right - pRect->left;

if (curPos.y <= INTERVAL)
{ //粘附在上边
pRect->bottom = height - m_edgeHeight;
pRect->top = -m_edgeHeight;
m_hideMode = HM_TOP;
}
else if(curPos.y >= (screenHeight - INTERVAL - m_taskBarHeight))
{ //粘附在下边
pRect->top = screenHeight - m_taskBarHeight - height;
pRect->bottom = screenHeight - m_taskBarHeight;
m_hideMode = HM_BOTTOM;
}
else if (curPos.x < INTERVAL)
{ //粘附在左边
if(!m_isSizeChanged)
{
CRect tRect;
GetWindowRect(tRect);
m_oldWndHeight = tRect.Height();
}
pRect->right = width;
pRect->left = 0;
pRect->top = -m_edgeHeight;
pRect->bottom = screenHeight - m_taskBarHeight;
m_isSizeChanged = TRUE;
m_hideMode = HM_LEFT;
}
else if(curPos.x >= (screenWidth - INTERVAL))
{ //粘附在右边
if(!m_isSizeChanged)
{
CRect tRect;
GetWindowRect(tRect);
m_oldWndHeight = tRect.Height();
}
pRect->left = screenWidth - width;
pRect->right = screenWidth;
pRect->top = -m_edgeHeight;
pRect->bottom = screenHeight - m_taskBarHeight;
m_isSizeChanged = TRUE;
m_hideMode = HM_RIGHT;
}
else
{ //不粘附
if(m_isSizeChanged)
{ //如果收缩到两边,则拖出来后会变回原来大小
//在"拖动不显示窗口内容下"只有光栅变回原来大小
pRect->bottom = pRect->top + m_oldWndHeight;
m_isSizeChanged = FALSE;
}
if(m_isSetTimer)
{ //如果Timer开启了,则关闭之
if(KillTimer(1) == 1)
m_isSetTimer = FALSE;
}
m_hideMode = HM_NONE;
GetDlgItem(IDC_TIMER)->SetWindowText("Timer off");
}
}

void CQQHideWndDlg::DoHide()
{
if(m_hideMode == HM_NONE)
return;

CRect tRect;
GetWindowRect(tRect);

INT height = tRect.Height();
INT width = tRect.Width();

INT steps = 0;

switch(m_hideMode)
{
case HM_TOP:
steps = height/HS_STEPS;
tRect.bottom -= steps;
if(tRect.bottom <= m_edgeWidth)
{ //你可以把下面一句替换上面的 ...+=|-=steps 达到取消抽屉效果
//更好的办法是添加个BOOL值来控制,其他case同样.
tRect.bottom = m_edgeWidth;
m_hsFinished = TRUE; //完成隐藏过程
}
tRect.top = tRect.bottom - height;
break;
case HM_BOTTOM:
steps = height/HS_STEPS;
tRect.top += steps;
if(tRect.top >= (GetSystemMetrics(SM_CYSCREEN) - m_edgeWidth))
{
tRect.top = GetSystemMetrics(SM_CYSCREEN) - m_edgeWidth;
m_hsFinished = TRUE;
}
tRect.bottom = tRect.top + height;
break;
case HM_LEFT:
steps = width/HS_STEPS;
tRect.right -= steps;
if(tRect.right <= m_edgeWidth)
{
tRect.right = m_edgeWidth;
m_hsFinished = TRUE;
}
tRect.left = tRect.right - width;
tRect.top = -m_edgeHeight;
tRect.bottom = GetSystemMetrics(SM_CYSCREEN) - m_taskBarHeight;
break;
case HM_RIGHT:
steps = width/HS_STEPS;
tRect.left += steps;
if(tRect.left >= (GetSystemMetrics(SM_CXSCREEN) - m_edgeWidth))
{
tRect.left = GetSystemMetrics(SM_CXSCREEN) - m_edgeWidth;
m_hsFinished = TRUE;
}
tRect.right = tRect.left + width;
tRect.top = -m_edgeHeight;
tRect.bottom = GetSystemMetrics(SM_CYSCREEN) - m_taskBarHeight;
break;
default:
break;
}

SetWindowPos(&wndTopMost,tRect);
}