treeoptionsctrlex.cpp

eMule0.44b的原代码

					// checkbox checked
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*1);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_CHECKBOX, CBS_CHECKEDNORMAL, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, CBS_CHECKEDNORMAL, &rcCtrl, 0, 0, NULL);
					}
					else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_FLAT);

					// radio
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*2);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_RADIOBUTTON, RBS_UNCHECKEDNORMAL, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, RBS_UNCHECKEDNORMAL, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONRADIO | DFCS_FLAT);

					// radio checked
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*3);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_RADIOBUTTON, RBS_CHECKEDNORMAL, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, RBS_CHECKEDNORMAL, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONRADIO | DFCS_CHECKED | DFCS_FLAT);

					// checkbox disabled
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*4);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_CHECKBOX, CBS_UNCHECKEDDISABLED, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, CBS_UNCHECKEDDISABLED, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONCHECK | DFCS_INACTIVE | DFCS_FLAT);

					// checkbox checked disabled
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*5);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_CHECKBOX, CBS_CHECKEDDISABLED, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, CBS_CHECKEDDISABLED, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONCHECK | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT);

					// radio disabled
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*6);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_RADIOBUTTON, RBS_UNCHECKEDDISABLED, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, RBS_UNCHECKEDDISABLED, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONRADIO | DFCS_INACTIVE | DFCS_FLAT);

					// radio checked disabled
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*7);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_RADIOBUTTON, RBS_CHECKEDDISABLED, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, RBS_CHECKEDDISABLED, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTONRADIO | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT);

					// checkbox checked tri-state
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*8);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_CHECKBOX, CBS_MIXEDNORMAL, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, CBS_MIXEDNORMAL, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_FLAT);

					// checkbox checked tri-state disabled 
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*9);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, BP_CHECKBOX, CBS_MIXEDDISABLED, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, BP_CHECKBOX, CBS_MIXEDDISABLED, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_BUTTON, DFCS_BUTTON3STATE | DFCS_CHECKED | DFCS_INACTIVE | DFCS_FLAT);

					ASSERT( TREEOPTSCTRLIMG_EDIT == 11 );
					rcBmp.MoveToX(iBmpWidth*11);
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*11);
					CFont font;
					font.CreatePointFont(10, _T("Courier"));
					CFont* pOldFont = dcMem.SelectObject(&font);
					dcMem.TextOut(rcCtrl.left+2, rcCtrl.top, _T("I"));
					dcMem.SelectObject(pOldFont);
					CRect rcEdge(rcBmp);
					rcEdge.top += 1;
					rcEdge.bottom -= 1;
					dcMem.DrawEdge(&rcEdge, EDGE_ETCHED, BF_RECT);

					if (hTheme){
						g_xpStyle.CloseThemeData(hTheme);
						hTheme = NULL;
					}

					hTheme = (g_xpStyle.IsThemeActive() && g_xpStyle.IsAppThemed()) ? g_xpStyle.OpenThemeData(NULL, L"COMBOBOX") : NULL;
					rcCtrl.MoveToX(iCtrlLeft+iBmpWidth*12);
					if (hTheme){
						g_xpStyle.DrawThemeBackground(hTheme, dcMem, CP_DROPDOWNBUTTON, CBXS_NORMAL, &rcCtrl, NULL);
						g_xpStyle.DrawThemeEdge(hTheme, dcMem, CP_DROPDOWNBUTTON, CBXS_NORMAL, &rcCtrl, 0, 0, NULL);
					} else
						dcMem.DrawFrameControl(&rcCtrl, DFC_SCROLL, DFCS_SCROLLCOMBOBOX | DFCS_FLAT);

					dcMem.SelectObject(pOldBmp);
					m_ilTree.Add(&bmpControls, RGB(255,0,255));
					if (hTheme)
						g_xpStyle.CloseThemeData(hTheme);
				}
			}
		}
		ReleaseDC(pDCScreen);
	}
}

void CTreeOptionsCtrlEx::HandleChildControlLosingFocus()
{
	CTreeOptionsCtrl::HandleChildControlLosingFocus();
}

void CTreeOptionsCtrlEx::SetEditLabel(HTREEITEM hItem, const CString& rstrLabel)
{
	const CString& rstrSep = GetTextSeparator();
	CString strItemText = GetItemText(hItem);
	int nSeparator = strItemText.Find(rstrSep);
	CString strData;
	if (nSeparator != -1)
		strData = strItemText.Mid(nSeparator + rstrSep.GetLength());
	SetItemText(hItem, rstrLabel + rstrSep + strData);
}

void CTreeOptionsCtrlEx::OnDestroy()
{
	CTreeOptionsCtrl::OnDestroy();
	m_ilTree.DeleteImageList();
}


//////////////////////////////////////////////////////////////////////////////
// DDX_...

void EditTextFloatFormat(CDataExchange* pDX, int nIDC, HTREEITEM hItem, void* pData, double value, int nSizeGcvt)
{
	ASSERT(pData != NULL);

	pDX->PrepareEditCtrl(nIDC);
	HWND hWndCtrl;
	pDX->m_pDlgWnd->GetDlgItem(nIDC, &hWndCtrl);
	CTreeOptionsCtrl* pCtrlTreeOptions = (CTreeOptionsCtrl*) CWnd::FromHandlePermanent(hWndCtrl);
	ASSERT(pCtrlTreeOptions);
	ASSERT(pCtrlTreeOptions->IsKindOf(RUNTIME_CLASS(CTreeOptionsCtrl)));
	
	if (pDX->m_bSaveAndValidate)
	{
		//::GetWindowText(hWndCtrl, szBuffer, _countof(szBuffer));
		CString sText(pCtrlTreeOptions->GetEditText(hItem));
		double d;
		if (_stscanf(sText, _T("%lf"), &d) != 1)
		{
			AfxMessageBox(AFX_IDP_PARSE_REAL);
			pDX->Fail();            // throws exception
		}
		if (nSizeGcvt == FLT_DIG)
			*((float*)pData) = (float)d;
		else
			*((double*)pData) = d;
	}
	else
	{
		TCHAR szBuffer[400];
		_stprintf(szBuffer, _T("%.*g"), nSizeGcvt, value);
		//AfxSetWindowText(hWndCtrl, szBuffer);
		pCtrlTreeOptions->SetEditText(hItem, szBuffer);
	}
}

void EditTextWithFormat(CDataExchange* pDX, int nIDC, HTREEITEM hItem, LPCTSTR lpszFormat, UINT nIDPrompt, ...)
	// only supports windows output formats - no floating point
{
	va_list pData;
	va_start(pData, nIDPrompt);

	HWND hWndCtrl = pDX->PrepareEditCtrl(nIDC);
	ASSERT( hWndCtrl != NULL );
	CTreeOptionsCtrl* pCtrlTreeOptions = (CTreeOptionsCtrl*) CWnd::FromHandlePermanent(hWndCtrl);
	ASSERT(pCtrlTreeOptions);
	ASSERT(pCtrlTreeOptions->IsKindOf(RUNTIME_CLASS(CTreeOptionsCtrl)));

	if (pDX->m_bSaveAndValidate)
	{
		void* pResult;

		pResult = va_arg( pData, void* );
		// the following works for %d, %u, %ld, %lu
		//::GetWindowText(hWndCtrl, szT, _countof(szT));
		CString sText(pCtrlTreeOptions->GetEditText(hItem));
		if (_stscanf(sText, lpszFormat, pResult) != 1)
		{
			AfxMessageBox(nIDPrompt);
			pDX->Fail();        // throws exception
		}
	}
	else
	{
		TCHAR szT[64];
		_vstprintf(szT, lpszFormat, pData);
			// does not support floating point numbers - see dlgfloat.cpp
		//AfxSetWindowText(hWndCtrl, szT);
		pCtrlTreeOptions->SetEditText(hItem, szT);
	}

	va_end(pData);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, int& value)
{
	if (pDX->m_bSaveAndValidate)
		EditTextWithFormat(pDX, nIDC, hItem, _T("%d"), AFX_IDP_PARSE_INT, &value);
	else
		EditTextWithFormat(pDX, nIDC, hItem, _T("%d"), AFX_IDP_PARSE_INT, value);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, UINT& value)
{
	if (pDX->m_bSaveAndValidate)
		EditTextWithFormat(pDX, nIDC, hItem, _T("%u"), AFX_IDP_PARSE_UINT, &value);
	else
		EditTextWithFormat(pDX, nIDC, hItem, _T("%u"), AFX_IDP_PARSE_UINT, value);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, long& value)
{
	if (pDX->m_bSaveAndValidate)
		EditTextWithFormat(pDX, nIDC, hItem, _T("%ld"), AFX_IDP_PARSE_INT, &value);
	else
		EditTextWithFormat(pDX, nIDC, hItem, _T("%ld"), AFX_IDP_PARSE_INT, value);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, DWORD& value)
{
	if (pDX->m_bSaveAndValidate)
		EditTextWithFormat(pDX, nIDC, hItem, _T("%lu"), AFX_IDP_PARSE_UINT, &value);
	else
		EditTextWithFormat(pDX, nIDC, hItem, _T("%lu"), AFX_IDP_PARSE_UINT, value);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, float& value)
{
	EditTextFloatFormat(pDX, nIDC, hItem, &value, value, FLT_DIG);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, double& value)
{
	EditTextFloatFormat(pDX, nIDC, hItem, &value, value, DBL_DIG);
}

void DDX_Text(CDataExchange* pDX, int nIDC, HTREEITEM hItem, CString& sText)
{
	HWND hWndCtrl = pDX->PrepareCtrl(nIDC);
	CTreeOptionsCtrl* pCtrlTreeOptions = (CTreeOptionsCtrl*) CWnd::FromHandlePermanent(hWndCtrl);
	ASSERT(pCtrlTreeOptions);
	ASSERT(pCtrlTreeOptions->IsKindOf(RUNTIME_CLASS(CTreeOptionsCtrl)));

	if (pDX->m_bSaveAndValidate)
		sText = pCtrlTreeOptions->GetEditText(hItem);
	else
		pCtrlTreeOptions->SetEditText(hItem, sText);
}


///////////////////////////////////////////////////////////////////////////////
// CNumTreeOptionsEdit

IMPLEMENT_DYNCREATE(CNumTreeOptionsEdit, CTreeOptionsEdit)

BEGIN_MESSAGE_MAP(CNumTreeOptionsEdit, CTreeOptionsEdit)
	ON_WM_CREATE()
	ON_CONTROL_REFLECT(EN_CHANGE, OnEnChange)
END_MESSAGE_MAP()

int CNumTreeOptionsEdit::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	m_bSelf = true;
	if (CTreeOptionsEdit::OnCreate(lpCreateStruct) == -1)
		return -1;
	m_bSelf = false;

	return 0;
}

void CNumTreeOptionsEdit::OnEnChange()
{
	if (!m_bSelf)
		((CTreeOptionsCtrlEx*)m_pTreeCtrl)->NotifyParent(EN_CHANGE, m_hTreeCtrlItem);
}