///////////////////////////////////////////////////////////////////////////////
-// Name: msw/checklst.cpp
+// Name: src/msw/checklst.cpp
// Purpose: implementation of wxCheckListBox class
// Author: Vadim Zeitlin
// Modified by:
// headers
// ----------------------------------------------------------------------------
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "checklst.h"
-#endif
-
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
void SendEvent();
private:
-
- DECLARE_NO_COPY_CLASS(wxCheckListBoxItem)
bool m_bChecked;
wxCheckListBox *m_pParent;
size_t m_nIndex;
+
+ DECLARE_NO_COPY_CLASS(wxCheckListBoxItem)
};
wxCheckListBoxItem::wxCheckListBoxItem(wxCheckListBox *pParent, size_t nIndex)
// done in OnMeasure while they are used only in OnDraw and we
// know that there will always be OnMeasure before OnDraw
- // fix appearance
- SetMarginWidth(GetDefaultMarginWidth());
+ // fix appearance for check list boxes: they don't look quite the same as
+ // menu icons
+ SetMarginWidth(::GetSystemMetrics(SM_CXMENUCHECK) -
+ 2*wxSystemSettings::GetMetric(wxSYS_EDGE_X) + 1);
+ SetBackgroundColour(pParent->GetBackgroundColour());
}
bool wxCheckListBoxItem::OnDrawItem(wxDC& dc, const wxRect& rc,
wxODAction act, wxODStatus stat)
{
- if ( IsChecked() )
- stat = (wxOwnerDrawn::wxODStatus)(stat | wxOwnerDrawn::wxODChecked);
+ // first draw the label
+ if ( IsChecked() )
+ stat = (wxOwnerDrawn::wxODStatus)(stat | wxOwnerDrawn::wxODChecked);
+
+ if ( !wxOwnerDrawn::OnDrawItem(dc, rc, act, stat) )
+ return false;
+
- if ( wxOwnerDrawn::OnDrawItem(dc, rc, act, stat) ) {
- // ## using native API for performance and precision
+ // now draw the check mark part
size_t nCheckWidth = GetDefaultMarginWidth(),
- nCheckHeight = m_pParent->GetItemHeight();
+ nCheckHeight = m_pParent->GetItemHeight();
int x = rc.GetX(),
y = rc.GetY();
HDC hdc = (HDC)dc.GetHDC();
- // create pens
- HPEN hpenBack = CreatePen(PS_SOLID, 0, GetSysColor(COLOR_WINDOW)),
- hpenGray = CreatePen(PS_SOLID, 0, RGB(128, 128, 128)),
- hpenPrev = (HPEN)SelectObject(hdc, hpenBack);
+ // create pens, brushes &c
+ COLORREF colBg = ::GetSysColor(COLOR_WINDOW);
+ AutoHPEN hpenBack(colBg),
+ hpenGray(RGB(0xc0, 0xc0, 0xc0));
- // we erase the 1-pixel border
- Rectangle(hdc, x, y, x + nCheckWidth, y + nCheckHeight);
-
- // shift check mark 1 pixel to the right (it looks better like this)
- x++;
+ SelectInHDC selPen(hdc, (HGDIOBJ)hpenBack);
+ AutoHBRUSH hbrBack(colBg);
+ SelectInHDC selBrush(hdc, hbrBack);
- if ( IsChecked() ) {
- // first create a monochrome bitmap in a memory DC
- HDC hdcMem = CreateCompatibleDC(hdc);
- HBITMAP hbmpCheck = CreateBitmap(nCheckWidth, nCheckHeight, 1, 1, 0);
- HBITMAP hbmpOld = (HBITMAP)SelectObject(hdcMem, hbmpCheck);
+ // erase the background: it could have been filled with the selected colour
+ Rectangle(hdc, x, y, x + nCheckWidth + 1, rc.GetBottom() + 1);
- // then draw a check mark into it
-
- RECT rect;
- rect.left = 0;
- rect.top = 0;
- rect.right = nCheckWidth;
- rect.bottom = nCheckHeight;
+ // shift check mark 1 pixel to the right, looks better like this
+ x++;
+ if ( IsChecked() )
+ {
+ // first create a monochrome bitmap in a memory DC
+ MemoryHDC hdcMem(hdc);
+ MonoBitmap hbmpCheck(nCheckWidth, nCheckHeight);
+ SelectInHDC selBmp(hdcMem, hbmpCheck);
+
+ // then draw a check mark into it
+ RECT rect = { 0, 0, nCheckWidth, nCheckHeight };
+ ::DrawFrameControl(hdcMem, &rect,
#ifdef __WXWINCE__
- DrawFrameControl(hdcMem, &rect, DFC_BUTTON, DFCS_BUTTONCHECK);
+ DFC_BUTTON, DFCS_BUTTONCHECK
#else
- DrawFrameControl(hdcMem, &rect, DFC_MENU, DFCS_MENUCHECK);
+ DFC_MENU, DFCS_MENUCHECK
#endif
+ );
- // finally copy it to screen DC and clean up
- BitBlt(hdc, x, y, nCheckWidth - 1, nCheckHeight,
- hdcMem, 0, 0, SRCCOPY);
-
- SelectObject(hdcMem, hbmpOld);
- DeleteObject(hbmpCheck);
- DeleteDC(hdcMem);
+ // finally copy it to screen DC
+ ::BitBlt(hdc, x, y, nCheckWidth, nCheckHeight, hdcMem, 0, 0, SRCCOPY);
}
// now we draw the smaller rectangle
nCheckHeight -= 2;
// draw hollow gray rectangle
- (void)SelectObject(hdc, hpenGray);
- HBRUSH hbrPrev = (HBRUSH)SelectObject(hdc, GetStockObject(NULL_BRUSH));
- Rectangle(hdc, x, y, x + nCheckWidth, y + nCheckHeight);
-
- // clean up
- (void)SelectObject(hdc, hpenPrev);
- (void)SelectObject(hdc, hbrPrev);
+ (void)::SelectObject(hdc, (HGDIOBJ)hpenGray);
- DeleteObject(hpenBack);
- DeleteObject(hpenGray);
-
- /*
- dc.DrawRectangle(x, y, nCheckWidth, nCheckHeight);
-
- if ( IsChecked() ) {
- dc.DrawLine(x, y, x + nCheckWidth, y + nCheckHeight);
- dc.DrawLine(x, y + nCheckHeight, x + nCheckWidth, y);
- }
- */
+ SelectInHDC selBrush2(hdc, ::GetStockObject(NULL_BRUSH));
+ Rectangle(hdc, x, y, x + nCheckWidth, y + nCheckHeight);
return true;
- }
-
- return false;
}
// change the state of the item and redraw it
void wxCheckListBox::Delete(int N)
{
- wxCHECK_RET( N >= 0 && N < m_noItems,
+ wxCHECK_RET( IsValid(N),
wxT("invalid index in wxListBox::Delete") );
wxListBox::Delete(N);
MAKELPARAM(x, y)
);
- return nItem >= m_noItems ? wxNOT_FOUND : nItem;
+ return nItem >= (int)m_noItems ? wxNOT_FOUND : nItem;
}
{
wxSize best = wxListBox::DoGetBestSize();
best.x += wxOwnerDrawn::GetDefaultMarginWidth(); // add room for the checkbox
+ CacheBestSize(best);
return best;
}
#endif
-
projects / wxWidgets.git / blobdiff