深入浅出 CPropertySheet
译者:徐景周(原作:Mustafa Demirhan)
为了最大限度的发挥属性页的效用,首先让我们先从 CPropertySheet 继承一个新类,取名为 CMyPropSheet. 逆@风@者
接着便可以进行下面的各种操作:
一、隐藏属性页默认按钮
隐藏掉Apply应用按钮:
propsheet.m_psh.dwFlags |= PSH_NOAPPLYNOW;
或隐藏掉Cancel取消按钮:
CWnd *pWnd = GetDlgItem( IDCANCEL );
pWnd->ShowWindow( FALSE );
二、移动属性页按钮
首先,要获取按钮的句柄,然后就可以象对待窗体一样处理它们了. 下面代码先隐藏掉Apply和Help铵钮,再把OK和Cancel按移动到右侧。 BOOL CMyPropSheet::OnInitDialog ()
{
BOOL bResult = CPropertySheet::OnInitDialog();
int ids [] = {IDOK, IDCANCEL};//, ID_APPLY_NOW, IDHELP };
// Hide Apply and Help buttons
CWnd *pWnd = GetDlgItem (ID_APPLY_NOW);
pWnd->ShowWindow (FALSE);
pWnd = GetDlgItem (IDHELP);
pWnd->ShowWindow (FALSE);
CRect rectBtn;
int nSpacing = 6; // space between two buttons...
for( int i =0; i < sizeof(ids)/sizeof(int); i )
{
GetDlgItem (ids [i])->GetWindowRect (rectBtn);
ScreenToClient (&rectBtn);
int btnWidth = rectBtn.Width();
rectBtn.left = rectBtn.left (btnWidth nSpacing)* 2;
rectBtn.right = rectBtn.right (btnWidth nSpacing)* 2;
GetDlgItem (ids [i])->MoveWindow(rectBtn);
}
return bResult;
}
下面代码移动所有按钮到右侧,并且重新置属性页为合适的大小.BOOL CMyPropSheet::OnInitDialog ()
{
BOOL bResult = CPropertySheet::OnInitDialog();
int ids[] = { IDOK, IDCANCEL, ID_APPLY_NOW };
CRect rectWnd;
CRect rectBtn;
GetWindowRect (rectWnd);
GetDlgItem (IDOK)->GetWindowRect (rectBtn);
int btnWidth = rectBtn.Width();
int btnHeight = rectBtn.Height();
int btnOffset = rectWnd.bottom - rectBtn.bottom;
int btnLeft = rectWnd.right - rectWnd.left;
rectWnd.bottom = rectBtn.top;
rectWnd.right = rectWnd.right btnWidth btnOffset;
MoveWindow(rectWnd);
rectBtn.left = btnLeft;
rectBtn.right = btnLeft btnWidth;
for (int i = 0; i < sizeof (ids) / sizeof (int); i )
{
rectBtn.top = (i 1) * btnOffset btnHeight * i;
rectBtn.bottom = rectBtn.top btnHeight;
GetDlgItem (ids [i])->MoveWindow (rectBtn);
}
return bResult;
}
三、改变属性页上的标签文字
首先修改TC_ITEM结构,然后用 SetItem 来修改标签文字,如下代码:TC_ITEM item;
item.mask = TCIF_TEXT;
item.pszText = "New Label";
//Change the label of the first tab (0 is the index of the first tab)...
GetTabControl ()->SetItem (0, &item);
四、改变属性页标签文字的字体属性
代码如下m_NewFont.CreateFont (14, 0, 0, 0, 800, TRUE, 0, 0, 1, 0, 0, 0, 0, _T("Arial") );
GetTabControl()->SetFont (&m_NewFont);
五、在属性页标签上显示位图
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