// PropertyGridCombo.cpp : ±¸Çö ÆÄÀÏÀÔ´Ï´Ù.
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//
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#include "stdafx.h"
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#include "PropertyGridCombo.h"
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// CPropertyGridCombo
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static const int margin = 2;
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IMPLEMENT_DYNAMIC(CPropertyGridCombo, CWnd)
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CPropertyGridCombo::CPropertyGridCombo()
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{
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m_pFont = NULL;
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m_nSelected = -1;
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m_bTracking = false;
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m_clrBack = GetSysColor(COLOR_WINDOW);
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m_clrText = GetSysColor(COLOR_WINDOWTEXT);
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m_clrFocus = GetSysColor(COLOR_HIGHLIGHT);
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m_clrHilite = GetSysColor(COLOR_HIGHLIGHTTEXT);
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}
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CPropertyGridCombo::~CPropertyGridCombo()
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{
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}
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void CPropertyGridCombo::AddString(const CString& strItem)
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{
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m_Items.push_back(strItem);
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}
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void CPropertyGridCombo::SetCurSel(int nItem)
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{
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m_nSelected = nItem;
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}
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BEGIN_MESSAGE_MAP(CPropertyGridCombo, CWnd)
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ON_WM_PAINT()
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ON_WM_SHOWWINDOW()
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ON_WM_LBUTTONDOWN()
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ON_WM_MOUSEMOVE()
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ON_WM_LBUTTONUP()
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ON_WM_DESTROY()
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ON_WM_KILLFOCUS()
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ON_WM_KEYDOWN()
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ON_WM_GETDLGCODE()
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END_MESSAGE_MAP()
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// CPropertyGridCombo ¸Þ½ÃÁö 󸮱âÀÔ´Ï´Ù.
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BOOL CPropertyGridCombo::Create(DWORD dwStyle, CRect& rc, CWnd* pParent, int nId)
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{
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pParent->ClientToScreen(&rc);
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//BOOL ret = __super::CreateEx(0, AfxRegisterWndClass(CS_HREDRAW|CS_VREDRAW), "", dwStyle|WS_POPUP, rc, pParent->GetParent(), nId);
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BOOL ret = __super::CreateEx(0, AfxRegisterWndClass(CS_HREDRAW|CS_VREDRAW), _T(""),WS_POPUP|WS_BORDER, rc, pParent->GetParent(), nId);
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if (ret) SetOwner(pParent);
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return ret;
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}
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void CPropertyGridCombo::SetFont(CFont* pFont, BOOL bRedraw)
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{
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m_pFont = pFont;
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CWnd::SetFont(pFont, bRedraw);
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}
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void CPropertyGridCombo::SetColors(COLORREF clrBack, COLORREF clrText, COLORREF clrFocus, COLORREF clrHilite)
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{
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m_clrBack = clrBack;
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m_clrText = clrText;
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m_clrFocus = clrFocus;
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m_clrHilite = clrHilite;
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}
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void CPropertyGridCombo::OnShowWindow(BOOL bShow, UINT nStatus)
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{
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if (bShow)
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{
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// get line height
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CDC* pDC = GetDC();
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int save = pDC->SaveDC();
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pDC->SelectObject(m_pFont?m_pFont:GetFont());
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m_line_height = pDC->GetTextExtent(_T("Gg")).cy + 2*margin;
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pDC->RestoreDC(save);
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ReleaseDC(pDC);
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// size control
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CRect rc;
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GetWindowRect(&rc);
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SetWindowPos(NULL, 0, 0, rc.Width(), int(m_Items.size())*m_line_height+2, SWP_NOOWNERZORDER|SWP_NOZORDER|SWP_NOMOVE);
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SetFocus();
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}
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CWnd::OnShowWindow(bShow, nStatus);
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}
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void CPropertyGridCombo::OnDestroy()
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{
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CWnd::OnDestroy();
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}
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void CPropertyGridCombo::OnKillFocus(CWnd* pNewWnd)
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{
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CWnd::OnKillFocus(pNewWnd);
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DestroyWindow();
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}
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//
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// painting
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//
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void CPropertyGridCombo::OnPaint()
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{
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// check
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if (m_nSelected<0) m_nSelected = 0;
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if (m_nSelected>int(m_Items.size())-1) m_nSelected = int(m_Items.size())-1;
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// client rect
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CRect rc;
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GetClientRect(&rc);
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// brush
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CBrush brush;
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brush.CreateSolidBrush(m_clrBack);
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// pen
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CPen pen;
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pen.CreatePen(PS_SOLID, 1, m_clrText);
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// the dc
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CPaintDC dc(this);
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CBrush* pOldBrush = dc.SelectObject(&brush);
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CPen* pOldPen = dc.SelectObject(&pen);
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CFont* pOldFont = dc.SelectObject(m_pFont);
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// draw
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dc.SelectObject(&brush);
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dc.SelectObject(&pen);
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dc.Rectangle(rc);
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// put items
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int i = 0;
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int y = 1;
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dc.SelectObject(m_pFont);
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dc.SetBkMode(TRANSPARENT);
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for (std::vector<CString>::iterator it = m_Items.begin(); it != m_Items.end(); ++it)
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{
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CRect rcItem(0, y, rc.Width(), y+m_line_height);
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rcItem.DeflateRect(1,0,1,0);
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if (i == m_nSelected)
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{
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dc.DrawFocusRect(rcItem);
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dc.SetTextColor(m_clrHilite);
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CRect rc = rcItem;
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rc.DeflateRect(1,1);
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dc.FillSolidRect(rc, m_clrFocus);
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}
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else
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{
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dc.SetTextColor(m_clrText);
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}
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// do it
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rcItem.left += 2*margin;
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dc.DrawText(*it, rcItem, DT_SINGLELINE|DT_VCENTER|DT_LEFT|DT_NOPREFIX);
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y += m_line_height;
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i++;
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}
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// clean up
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dc.SelectObject(pOldFont);
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dc.SelectObject(pOldPen);
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dc.SelectObject(pOldBrush);
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}
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//
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// mouse interaction
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//
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void CPropertyGridCombo::OnLButtonDown(UINT nFlags, CPoint point)
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{
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m_nSelected = point.y/m_line_height;
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m_bTracking = true;
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SetCapture();
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Invalidate();
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CWnd::OnLButtonDown(nFlags, point);
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}
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void CPropertyGridCombo::OnMouseMove(UINT nFlags, CPoint point)
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{
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if (m_bTracking)
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{
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m_nSelected = point.y/m_line_height;
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Invalidate();
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}
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CWnd::OnMouseMove(nFlags, point);
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}
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void CPropertyGridCombo::OnLButtonUp(UINT nFlags, CPoint point)
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{
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if (m_bTracking)
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{
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ReleaseCapture();
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m_bTracking = false;
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Invalidate();
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}
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GetOwner()->SendMessage(WM_PG_COMBOSELCHANGED, m_nSelected, 0);
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}
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//
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// keyboard interaction
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//
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UINT CPropertyGridCombo::OnGetDlgCode()
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{
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return DLGC_WANTALLKEYS;
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}
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void CPropertyGridCombo::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
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{
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if (nChar == VK_LEFT || nChar == VK_UP)
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{
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m_nSelected = max(0, m_nSelected-1);
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Invalidate();
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}
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else if (nChar == VK_RIGHT || nChar == VK_DOWN)
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{
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m_nSelected = min(int(m_Items.size())-1, m_nSelected+1);
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Invalidate();
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}
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else if (nChar == VK_ESCAPE)
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{
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DestroyWindow();
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return;
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}
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else if (nChar == VK_RETURN || nChar == VK_EXECUTE)
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{
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GetOwner()->SendMessage(WM_PG_COMBOSELCHANGED, m_nSelected, 0);
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return;
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}
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CWnd::OnKeyDown(nChar, nRepCnt, nFlags);
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}
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