7f0d7ef520
Move declaration of wxOwnerDrawnBase::ms_defaultMargin to correct file. Do not include headers when wxUSE_UIACTIONSIMULATOR is disabled. Add guards for wxUSE_DRAG_AND_DROP. Use a different wxFont constructor in printing sample, which is also available in WXQT.
140 lines
4.3 KiB
C++
140 lines
4.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: src/msw/ownerdrw.cpp
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// Purpose: implementation of wxOwnerDrawn class
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// Author: Vadim Zeitlin
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// Modified by: Marcin Malich
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// Created: 13.11.97
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// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
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// Licence: wxWindows licence
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///////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#if wxUSE_OWNER_DRAWN
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#include "wx/ownerdrw.h"
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#include "wx/msw/dc.h"
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#include "wx/msw/private.h"
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#include "wx/msw/private/dc.h"
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#include "wx/msw/wrapcctl.h" // for HIMAGELIST
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// ============================================================================
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// implementation of wxOwnerDrawn class
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// ============================================================================
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// draw the item
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bool wxOwnerDrawn::OnDrawItem(wxDC& dc, const wxRect& rc,
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wxODAction, wxODStatus stat)
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{
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// we do nothing if item isn't ownerdrawn
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if ( !IsOwnerDrawn() )
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return true;
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wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
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HDC hdc = GetHdcOf(*impl);
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RECT rect;
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wxCopyRectToRECT(rc, rect);
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{
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// set the font and colors
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wxFont font;
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GetFontToUse(font);
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wxColour colText, colBack;
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GetColourToUse(stat, colText, colBack);
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SelectInHDC selFont(hdc, GetHfontOf(font));
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wxMSWImpl::wxTextColoursChanger textCol(hdc, colText, colBack);
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wxMSWImpl::wxBkModeChanger bkMode(hdc, wxBRUSHSTYLE_TRANSPARENT);
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AutoHBRUSH hbr(wxColourToPalRGB(colBack));
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SelectInHDC selBrush(hdc, hbr);
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::FillRect(hdc, &rect, hbr);
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// using native API because it recognizes '&'
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wxString text = GetName();
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SIZE sizeRect;
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::GetTextExtentPoint32(hdc, text.c_str(), text.length(), &sizeRect);
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int flags = DST_PREFIXTEXT;
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if ( (stat & wxODDisabled) && !(stat & wxODSelected) )
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flags |= DSS_DISABLED;
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if ( (stat & wxODHidePrefix) )
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flags |= DSS_HIDEPREFIX;
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int x = rc.x + GetMarginWidth();
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int y = rc.y + (rc.GetHeight() - sizeRect.cy) / 2;
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int cx = rc.GetWidth() - GetMarginWidth();
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int cy = sizeRect.cy;
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::DrawState(hdc, NULL, NULL, wxMSW_CONV_LPARAM(text),
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text.length(), x, y, cx, cy, flags);
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} // reset to default the font, colors and brush
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if (stat & wxODHasFocus)
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::DrawFocusRect(hdc, &rect);
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return true;
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}
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// ----------------------------------------------------------------------------
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// global helper functions implemented here
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// ----------------------------------------------------------------------------
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BOOL wxDrawStateBitmap(HDC hDC, HBITMAP hBitmap, int x, int y, UINT uState)
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{
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// determine size of bitmap image
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BITMAP bmp;
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if ( !::GetObject(hBitmap, sizeof(BITMAP), &bmp) )
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return FALSE;
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BOOL result;
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switch ( uState )
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{
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case wxDSB_NORMAL:
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case wxDSB_SELECTED:
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{
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// uses image list functions to draw
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// - normal bitmap with support transparency
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// (image list internally create mask etc.)
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// - blend bitmap with the background colour
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// (like default selected items)
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HIMAGELIST hIml = ::ImageList_Create(bmp.bmWidth, bmp.bmHeight,
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ILC_COLOR32 | ILC_MASK, 1, 1);
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::ImageList_Add(hIml, hBitmap, NULL);
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UINT fStyle = uState == wxDSB_SELECTED ? ILD_SELECTED : ILD_NORMAL;
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result = ::ImageList_Draw(hIml, 0, hDC, x, y, fStyle);
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::ImageList_Destroy(hIml);
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}
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break;
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case wxDSB_DISABLED:
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result = ::DrawState(hDC, NULL, NULL, (LPARAM)hBitmap, 0, x, y,
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bmp.bmWidth, bmp.bmHeight,
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DST_BITMAP | DSS_DISABLED);
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break;
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default:
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wxFAIL_MSG( wxT("DrawStateBitmap: unknown wxDSBStates value") );
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result = FALSE;
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}
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return result;
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}
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#endif // wxUSE_OWNER_DRAWN
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