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Visual C++

XTPPropertyGridInplaceList.cpp：源码内容
							// XTPPropertyGridInplaceList.cpp : implementation of the CXTPPropertyGridInplaceList class.
//
// This file is a part of the XTREME PROPERTYGRID MFC class library.
// (c)1998-2008 Codejock Software, All Rights Reserved.
//
// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
// CONSENT OF CODEJOCK SOFTWARE.
//
// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
// SINGLE COMPUTER.
//
// CONTACT INFORMATION:
// support@codejock.com
// http://www.codejock.com
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "Common/XTPDrawHelpers.h"
#include "Common/XTPVC80Helpers.h"
#include "XTPPropertyGridInplaceEdit.h"
#include "XTPPropertyGridInplaceButton.h"
#include "XTPPropertyGridInplaceList.h"
#include "XTPPropertyGridItem.h"
#include "XTPPropertyGridInplaceList.h"
#include "XTPPropertyGrid.h"
#include "XTPPropertyGridView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CXTPPropertyGridInplaceList
CXTPPropertyGridInplaceList::CXTPPropertyGridInplaceList()
: m_pItem(0)
{
}
CXTPPropertyGridInplaceList::~CXTPPropertyGridInplaceList()
{
}
IMPLEMENT_DYNAMIC(CXTPPropertyGridInplaceList, CListBox)
BEGIN_MESSAGE_MAP(CXTPPropertyGridInplaceList, CListBox)
	//{{AFX_MSG_MAP(CXTPPropertyGridInplaceList)
	ON_WM_KILLFOCUS()
	ON_WM_LBUTTONUP()
	ON_WM_KEYDOWN()
	ON_WM_SYSKEYDOWN()
	ON_WM_MOUSEACTIVATE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
void CXTPPropertyGridInplaceList::MeasureItem(LPMEASUREITEMSTRUCT)
{
}
void CXTPPropertyGridInplaceList::DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct)
{
	CDC* pDC = CDC::FromHandle(lpDrawItemStruct->hDC);
	CRect rc(lpDrawItemStruct->rcItem);
	CXTPPropertyGridItemConstraint* pConstraint = (CXTPPropertyGridItemConstraint*)GetItemDataPtr(lpDrawItemStruct->itemID);
	BOOL bSelected = (lpDrawItemStruct->itemState & ODS_SELECTED);
	if (m_pItem)
	{
		m_pItem->OnDrawItemConstraint(pDC, pConstraint, rc, bSelected);
	}
}
void CXTPPropertyGridInplaceList::Create(CXTPPropertyGridItem* pItem, CRect rect)
{
	ASSERT(pItem && pItem->GetGrid());
	if (!pItem)
		return;
	CRect rcValue(rect);
	rcValue.left = pItem->GetGrid()->GetDividerPos() + 1;
	CWnd* pParent = (CWnd*)pItem->GetGrid();
	m_pItem = pItem;
	DestroyWindow();
	if (!m_hWnd)
	{
		CListBox::CreateEx(WS_EX_TOOLWINDOW | (pParent->GetExStyle() & WS_EX_LAYOUTRTL), _T("LISTBOX"), _T(""), LBS_NOTIFY | WS_CHILD | WS_BORDER | WS_VSCROLL | LBS_OWNERDRAWFIXED | LBS_HASSTRINGS, CRect(0, 0, 0, 0), pParent, 0);
		SetOwner(pParent);
	}
	SetFont(pParent->GetFont());
	ResetContent();
	CXTPPropertyGridItemConstraints* pList = pItem->GetConstraints();
	int dx = rect.right - rcValue.left;
	CWindowDC dc(pParent);
	CXTPFontDC font(&dc, pParent->GetFont());
	int nHeight = dc.GetTextExtent(_T(" "), 1).cy + 3;
	for (int i = 0; i < pList->GetCount(); i++)
	{
		CXTPPropertyGridItemConstraint* pConstraint = pList->GetConstraintAt(i);
		CString str = pConstraint->m_strConstraint;
		int nIndex = AddString(str);
		SetItemDataPtr(nIndex, pConstraint);
		CSize sz = pItem->OnMergeItemConstraint(&dc, pConstraint);
		dx = max(dx, sz.cx);
		nHeight = max(nHeight, sz.cy);
		if (pItem->GetValue() == str)
			SetCurSel(nIndex);
	}
	SetItemHeight(0, nHeight);
	rect.top = rect.bottom;
	rect.bottom += nHeight * __min(pItem->GetDropDownItemCount(), GetCount()) + 2;
	rect.left = rect.right - __min(dx, rect.Width() - XTP_PGI_EXPAND_BORDER);
	pParent->ClientToScreen(&rect);
	CRect rcWork = XTPMultiMonitor()->GetWorkArea(rect);
	if (rect.bottom > rcWork.bottom && rect.top > rcWork.CenterPoint().y)
	{
		rect.OffsetRect(0, - rect.Height() - rcValue.Height() - 1);
	}
	if (rect.left < rcWork.left) rect.OffsetRect(rcWork.left - rect.left, 0);
	if (rect.right > rcWork.right) rect.OffsetRect(rcWork.right - rect.right, 0);
	SetFocus();
	SetWindowLongPtr(m_hWnd, GWLP_HWNDPARENT, 0);
	ModifyStyle(WS_CHILD, WS_POPUP);
	SetWindowLongPtr(m_hWnd, GWLP_HWNDPARENT, (LONG_PTR)pParent->m_hWnd);
	SetWindowPos(&CWnd::wndTopMost, rect.left, rect.top, rect.Width(), rect.Height(), SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
	CXTPMouseMonitor::SetupHook(this);
}
/////////////////////////////////////////////////////////////////////////////
// CXTPPropertyGridInplaceList message handlers
void CXTPPropertyGridInplaceList::OnKillFocus(CWnd* pNewWnd)
{
	CListBox::OnKillFocus(pNewWnd);
	CXTPMouseMonitor::SetupHook(NULL);
	Cancel();
	DestroyWindow();
}
int CXTPPropertyGridInplaceList::OnMouseActivate(CWnd* /*pDesktopWnd*/, UINT /*nHitTest*/, UINT /*message*/)
{
	return MA_NOACTIVATE;
}
void CXTPPropertyGridInplaceList::PostNcDestroy()
{
	CXTPMouseMonitor::SetupHook(NULL);
	CListBox::PostNcDestroy();
}
void CXTPPropertyGridInplaceList::OnLButtonUp(UINT, CPoint point)
{
	CXTPClientRect rc(this);
	if (rc.PtInRect(point))
		Apply();
	else
		Cancel();
}
void CXTPPropertyGridInplaceList::Cancel()
{
	if (m_pItem)
	{
		m_pItem->OnCancelEdit();
		m_pItem = NULL;
	}
	if (m_hWnd && ::GetFocus() == m_hWnd)
	{
		GetOwner()->SetFocus();
	}
}
void CXTPPropertyGridInplaceList::Apply()
{
	int nIndex = GetCurSel();
	if (nIndex != LB_ERR && m_pItem)
	{
		CXTPPropertyGridItem* pItem = m_pItem;
		m_pItem = NULL;
		CXTPPropertyGridItemConstraints* pList = pItem->GetConstraints();
		pList->SetCurrent(nIndex);
		CString str;
		GetText(nIndex, str);
		if (pItem->OnAfterEdit(str) && str != pItem->GetValue())
			pItem->OnValueChanged(str);
	}
	if (m_hWnd && ::GetFocus() == m_hWnd)
	{
		GetOwner()->SetFocus();
	}
}
void CXTPPropertyGridInplaceList::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
	if (nChar == VK_ESCAPE) Cancel();
	else if (nChar == VK_RETURN || nChar == VK_F4) Apply();
	else CListBox::OnKeyDown(nChar, nRepCnt, nFlags);
}
void CXTPPropertyGridInplaceList::OnSysKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
	if (nChar == VK_DOWN || nChar == VK_UP)
	{
		Apply();
		return;
	}
	CListBox::OnSysKeyDown(nChar, nRepCnt, nFlags);
}
void CXTPPropertyGridInplaceList::DestroyItem()
{
	// reset variables to defaults.
	m_pItem = NULL;
	CXTPMouseMonitor::SetupHook(NULL);
	// destroy the window.
	DestroyWindow();
}
/////////////////////////////////////////////////////////////////////////////
// CXTPPropertyGridInplaceMultilineEdit
CXTPPropertyGridInplaceMultilineEdit::CXTPPropertyGridInplaceMultilineEdit()
: m_pItem(0)
{
}
CXTPPropertyGridInplaceMultilineEdit::~CXTPPropertyGridInplaceMultilineEdit()
{
}
IMPLEMENT_DYNAMIC(CXTPPropertyGridInplaceMultilineEdit, CEdit)
BEGIN_MESSAGE_MAP(CXTPPropertyGridInplaceMultilineEdit, CEdit)
	//{{AFX_MSG_MAP(CXTPPropertyGridInplaceMultilineEdit)
	ON_WM_KILLFOCUS()
	ON_WM_KEYDOWN()
	ON_WM_SYSKEYDOWN()
	ON_WM_MOUSEACTIVATE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()
void CXTPPropertyGridInplaceMultilineEdit::Create(CXTPPropertyGridItem* pItem, CRect rect)
{
	ASSERT(pItem && pItem->GetGrid());
	if (!pItem)
		return;
	CRect rcValue(rect);
	rcValue.left = pItem->GetGrid()->GetDividerPos() + 1;
	CWnd* pParent = (CWnd*)pItem->GetGrid();
	m_pItem = pItem;
	if (!m_hWnd)
	{
		CEdit::CreateEx(WS_EX_TOOLWINDOW, _T("EDIT"), m_pItem->GetValue(), ES_MULTILINE | WS_CHILD | WS_BORDER | WS_VSCROLL | ES_AUTOVSCROLL, CRect(0, 0, 0, 0), pParent, 0);
		SetOwner(pParent);
	}
	SetFont(pParent->GetFont());
	int dx = rect.right - rcValue.left;
	CWindowDC dc(pParent);
	CXTPFontDC font(&dc, pParent->GetFont());
	int nHeight = dc.GetTextExtent(_T(" "), 1).cy;
	rect.top = rect.bottom;
	rect.bottom += nHeight * pItem->GetDropDownItemCount() + 4;
	rect.left = rect.right - __min(dx, rect.Width() - XTP_PGI_EXPAND_BORDER);
	pParent->ClientToScreen(&rect);
	CRect rcWork = XTPMultiMonitor()->GetWorkArea(rect);
	if (rect.bottom > rcWork.bottom && rect.top > rcWork.CenterPoint().y)
	{
		rect.OffsetRect(0, - rect.Height() - rcValue.Height() - 1);
	}
	if (rect.left < rcWork.left) rect.OffsetRect(rcWork.left - rect.left, 0);
	if (rect.right > rcWork.right) rect.OffsetRect(rcWork.right - rect.right, 0);
	SetFocus();
	SetWindowLongPtr(m_hWnd, GWLP_HWNDPARENT, 0);
	ModifyStyle(WS_CHILD, WS_POPUP);
	SetWindowLongPtr(m_hWnd, GWLP_HWNDPARENT, (LONG_PTR)pParent->m_hWnd);
	SetWindowPos(&CWnd::wndTopMost, rect.left, rect.top, rect.Width(), rect.Height(), SWP_SHOWWINDOW | SWP_NOACTIVATE | SWP_NOOWNERZORDER);
	CXTPMouseMonitor::SetupHook(this);
}
/////////////////////////////////////////////////////////////////////////////
// CXTPPropertyGridInplaceMultilineEdit message handlers
void CXTPPropertyGridInplaceMultilineEdit::OnKillFocus(CWnd* pNewWnd)
{
	CEdit::OnKillFocus(pNewWnd);
	CXTPMouseMonitor::SetupHook(NULL);
	Cancel();
	DestroyWindow();
}
int CXTPPropertyGridInplaceMultilineEdit::OnMouseActivate(CWnd* /*pDesktopWnd*/, UINT /*nHitTest*/, UINT /*message*/)
{
	return MA_NOACTIVATE;
}
void CXTPPropertyGridInplaceMultilineEdit::PostNcDestroy()
{
	CXTPMouseMonitor::SetupHook(NULL);
	delete this;
}
void CXTPPropertyGridInplaceMultilineEdit::Cancel()
{
	if (m_pItem)
	{
		m_pItem->OnCancelEdit();
		m_pItem = NULL;
	}
	if (m_hWnd && ::GetFocus() == m_hWnd)
	{
		GetOwner()->SetFocus();
	}
}
void CXTPPropertyGridInplaceMultilineEdit::Apply()
{
	if (m_pItem)
	{
		CXTPPropertyGridItem* pItem = m_pItem;
		m_pItem = NULL;
		CString str;
		GetWindowText(str);
		if (pItem->OnAfterEdit(str) && str != pItem->GetValue())
			pItem->OnValueChanged(str);
	}
	if (m_hWnd && ::GetFocus() == m_hWnd)
	{
		GetOwner()->SetFocus();
	}
}
void CXTPPropertyGridInplaceMultilineEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
	if (nChar == VK_ESCAPE)
		Cancel();
	else if (nChar == VK_F4)
		Apply();
	else if (nChar == VK_RETURN && GetKeyState(VK_CONTROL) < 0)
		Apply();
	else CEdit::OnKeyDown(nChar, nRepCnt, nFlags);
}
void CXTPPropertyGridInplaceMultilineEdit::OnSysKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
{
	if (nChar == VK_DOWN || nChar == VK_UP)
	{
		Apply();
		return;
	}
	CEdit::OnSysKeyDown(nChar, nRepCnt, nFlags);
}

						