bool wxNotebook::MSWPrintChild(WXHDC hDC, wxWindow *child)
{
// solid background colour overrides themed background drawing
if ( !UseBgCol() && DoDrawBackground(hDC, child) )
return true;
// If we're using a solid colour (for example if we've switched off
// theming for this notebook), paint it
if (UseBgCol())
{
wxRect r = GetPageSize();
if ( r.IsEmpty() )
return false;
RECT rc;
wxCopyRectToRECT(r, rc);
// map rect to the coords of the window we're drawing in
if ( child )
::MapWindowPoints(GetHwnd(), GetHwndOf(child), (POINT *)&rc, 2);
wxBrush brush(GetBackgroundColour());
HBRUSH hbr = GetHbrushOf(brush);
::FillRect((HDC) hDC, &rc, hbr);
return true;
}
return wxNotebookBase::MSWPrintChild(hDC, child);
}
// helper for OnPaint(): really erase the background, i.e. do it even if we
// don't have any non default brush for doing it (DoEraseBackground() doesn't
// do anything in such case)
void wxStaticBox::PaintBackground(wxDC& dc, const RECT& rc)
{
// note that we do not use the box background colour here, it shouldn't
// apply to its interior for several reasons:
// 1. wxGTK doesn't do it
// 2. controls inside the box don't get correct bg colour because they
// are not our children so we'd have some really ugly colour mix if
// we did it
// 3. this is backwards compatible behaviour and some people rely on it,
// see http://groups.google.com/groups?selm=4252E932.3080801%40able.es
wxWindow *parent = GetParent();
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
HBRUSH hbr = (HBRUSH)parent->MSWGetBgBrush(impl->GetHDC(), this);
// if there is no special brush for painting this control, just use the
// solid background colour
wxBrush brush;
if ( !hbr )
{
brush = wxBrush(parent->GetBackgroundColour());
hbr = GetHbrushOf(brush);
}
::FillRect(GetHdcOf(*impl), &rc, hbr);
}
WXLRESULT wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
if ( nMsg == WM_NCHITTEST )
{
// This code breaks some other processing such as enter/leave tracking
// so it's off by default.
static int s_useHTClient = -1;
if (s_useHTClient == -1)
s_useHTClient = wxSystemOptions::GetOptionInt(wxT("msw.staticbox.htclient"));
if (s_useHTClient == 1)
{
int xPos = GET_X_LPARAM(lParam);
int yPos = GET_Y_LPARAM(lParam);
ScreenToClient(&xPos, &yPos);
// Make sure you can drag by the top of the groupbox, but let
// other (enclosed) controls get mouse events also
if ( yPos < 10 )
return (long)HTCLIENT;
}
}
if ( nMsg == WM_PRINTCLIENT )
{
// we have to process WM_PRINTCLIENT ourselves as otherwise child
// windows' background (eg buttons in radio box) would never be drawn
// unless we have a parent with non default background
// so check first if we have one
if ( !HandlePrintClient((WXHDC)wParam) )
{
// no, we don't, erase the background ourselves
// (don't use our own) - see PaintBackground for explanation
wxBrush brush(GetParent()->GetBackgroundColour());
wxFillRect(GetHwnd(), (HDC)wParam, GetHbrushOf(brush));
}
return 0;
}
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
void
wxBitmapButton::DrawButtonDisable( WXHDC dc,
int left, int top, int right, int bottom,
bool with_marg )
{
if ( !m_brushDisabled.Ok() )
{
// draw a bitmap with two black and two background colour pixels
wxBitmap bmp(2, 2);
wxMemoryDC dc;
dc.SelectObject(bmp);
dc.SetPen(*wxBLACK_PEN);
dc.DrawPoint(0, 0);
dc.DrawPoint(1, 1);
dc.SetPen(GetBackgroundColour());
dc.DrawPoint(0, 1);
dc.DrawPoint(1, 0);
m_brushDisabled = wxBrush(bmp);
}
SelectInHDC selectBrush((HDC)dc, GetHbrushOf(m_brushDisabled));
// ROP for "dest |= pattern" operation -- as it doesn't have a standard
// name, give it our own
static const DWORD PATTERNPAINT = 0xFA0089UL;
if ( with_marg )
{
left += m_marginX;
top += m_marginY;
right -= 2 * m_marginX;
bottom -= 2 * m_marginY;
}
::PatBlt( (HDC) dc, left, top, right, bottom, PATTERNPAINT);
}
void wxNotebook::OnPaint(wxPaintEvent& WXUNUSED(event))
{
wxPaintDC dc(this);
wxMemoryDC memdc;
RECT rc;
::GetClientRect(GetHwnd(), &rc);
wxBitmap bmp(rc.right, rc.bottom);
memdc.SelectObject(bmp);
const wxLayoutDirection dir = dc.GetLayoutDirection();
memdc.SetLayoutDirection(dir);
// if there is no special brush just use the solid background colour
#if wxUSE_UXTHEME
HBRUSH hbr = (HBRUSH)m_hbrBackground;
#else
HBRUSH hbr = 0;
#endif
wxBrush brush;
if ( !hbr )
{
brush = wxBrush(GetBackgroundColour());
hbr = GetHbrushOf(brush);
}
wxMSWDCImpl *impl = (wxMSWDCImpl*) memdc.GetImpl();
::FillRect(GetHdcOf(*impl), &rc, hbr);
MSWDefWindowProc(WM_PAINT, (WPARAM)(impl->GetHDC()), 0);
// For some reason in RTL mode, source offset has to be -1, otherwise the
// right border (physical) remains unpainted.
const wxCoord ofs = dir == wxLayout_RightToLeft ? -1 : 0;
dc.Blit(ofs, 0, rc.right, rc.bottom, &memdc, ofs, 0);
}
void wxStaticBox::PaintForeground(wxDC& dc, const RECT& rc)
{
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
MSWDefWindowProc(WM_PAINT, (WPARAM)GetHdcOf(*impl), 0);
// when using XP themes, neither setting the text colour nor transparent
// background mode doesn't change anything: the static box def window proc
// still draws the label in its own colours, so we need to redraw the text
// ourselves if we have a non default fg colour
if ( m_hasFgCol && wxUxThemeEngine::GetIfActive() )
{
// draw over the text in default colour in our colour
HDC hdc = GetHdcOf(*impl);
::SetTextColor(hdc, GetForegroundColour().GetPixel());
const bool rtl = wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft;
if ( rtl )
::SetTextAlign(hdc, TA_RTLREADING | TA_RIGHT);
// Get dimensions of the label
const wxString label = GetLabel();
// choose the correct font
AutoHFONT font;
SelectInHDC selFont;
if ( m_hasFont )
{
selFont.Init(hdc, GetHfontOf(GetFont()));
}
else // no font set, use the one set by the theme
{
wxUxThemeHandle hTheme(this, L"BUTTON");
if ( hTheme )
{
wxUxThemeFont themeFont;
if ( wxUxThemeEngine::Get()->GetThemeFont
(
hTheme,
hdc,
BP_GROUPBOX,
GBS_NORMAL,
TMT_FONT,
themeFont.GetPtr()
) == S_OK )
{
font.Init(themeFont.GetLOGFONT());
if ( font )
selFont.Init(hdc, font);
}
}
}
// Get the font extent
int width, height;
dc.GetTextExtent(wxStripMenuCodes(label, wxStrip_Mnemonics),
&width, &height);
int x;
int y = height;
// first we need to correctly paint the background of the label
// as Windows ignores the brush offset when doing it
//
// FIXME: value of x is hardcoded as this is what it is on my system,
// no idea if it's true everywhere
RECT dimensions = {0, 0, 0, y};
if ( !rtl )
{
x = 9;
dimensions.left = x;
dimensions.right = x + width;
}
else
{
x = rc.right - 7;
dimensions.left = x - width;
dimensions.right = x;
}
// need to adjust the rectangle to cover all the label background
dimensions.left -= 2;
dimensions.right += 2;
dimensions.bottom += 2;
if ( UseBgCol() )
{
// our own background colour should be used for the background of
// the label: this is consistent with the behaviour under pre-XP
// systems (i.e. without visual themes) and generally makes sense
wxBrush brush = wxBrush(GetBackgroundColour());
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
::FillRect(GetHdcOf(*impl), &dimensions, GetHbrushOf(brush));
}
else // paint parent background
{
PaintBackground(dc, dimensions);
}
UINT drawTextFlags = DT_SINGLELINE | DT_VCENTER;
// determine the state of UI queues to draw the text correctly under XP
// and later systems
static const bool isXPorLater = wxGetWinVersion() >= wxWinVersion_XP;
if ( isXPorLater )
{
if ( ::SendMessage(GetHwnd(), WM_QUERYUISTATE, 0, 0) &
UISF_HIDEACCEL )
{
drawTextFlags |= DT_HIDEPREFIX;
}
}
// now draw the text
if ( !rtl )
{
RECT rc2 = { x, 0, x + width, y };
::DrawText(hdc, label.t_str(), label.length(), &rc2,
drawTextFlags);
}
else // RTL
{
RECT rc2 = { x, 0, x - width, y };
::DrawText(hdc, label.t_str(), label.length(), &rc2,
drawTextFlags | DT_RTLREADING);
}
}
}
WXLRESULT wxStaticBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
{
if ( nMsg == WM_NCHITTEST )
{
// This code breaks some other processing such as enter/leave tracking
// so it's off by default.
static int s_useHTClient = -1;
if (s_useHTClient == -1)
s_useHTClient = wxSystemOptions::GetOptionInt(wxT("msw.staticbox.htclient"));
if (s_useHTClient == 1)
{
int xPos = GET_X_LPARAM(lParam);
int yPos = GET_Y_LPARAM(lParam);
ScreenToClient(&xPos, &yPos);
// Make sure you can drag by the top of the groupbox, but let
// other (enclosed) controls get mouse events also
if ( yPos < 10 )
return (long)HTCLIENT;
}
}
if ( nMsg == WM_PRINTCLIENT )
{
// we have to process WM_PRINTCLIENT ourselves as otherwise child
// windows' background (eg buttons in radio box) would never be drawn
// unless we have a parent with non default background
// so check first if we have one
if ( !HandlePrintClient((WXHDC)wParam) )
{
// no, we don't, erase the background ourselves
// (don't use our own) - see PaintBackground for explanation
wxBrush brush(GetParent()->GetBackgroundColour());
wxFillRect(GetHwnd(), (HDC)wParam, GetHbrushOf(brush));
}
return 0;
}
if ( nMsg == WM_UPDATEUISTATE )
{
// DefWindowProc() redraws just the static box text when it gets this
// message and it does it using the standard (blue in standard theme)
// colour and not our own label colour that we use in PaintForeground()
// resulting in the label mysteriously changing the colour when e.g.
// "Alt" is pressed anywhere in the window, see #12497.
//
// To avoid this we simply refresh the window forcing our own code
// redrawing the label in the correct colour to be called. This is
// inefficient but there doesn't seem to be anything else we can do.
//
// Notice that the problem is XP-specific and doesn't arise under later
// systems.
if ( m_hasFgCol && wxGetWinVersion() == wxWinVersion_XP )
Refresh();
}
return wxControl::MSWWindowProc(nMsg, wParam, lParam);
}
void wxStaticBox::PaintForeground(wxDC& dc, const RECT& rc)
{
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
MSWDefWindowProc(WM_PAINT, (WPARAM)GetHdcOf(*impl), 0);
// when using XP themes, neither setting the text colour nor transparent
// background mode doesn't change anything: the static box def window proc
// still draws the label in its own colours, so we need to redraw the text
// ourselves if we have a non default fg colour
if ( m_hasFgCol && wxUxThemeEngine::GetIfActive() )
{
// draw over the text in default colour in our colour
HDC hdc = GetHdcOf(*impl);
::SetTextColor(hdc, GetForegroundColour().GetPixel());
const bool rtl = wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft;
if ( rtl )
::SetTextAlign(hdc, TA_RTLREADING | TA_RIGHT);
// Get dimensions of the label
const wxString label = GetLabel();
// choose the correct font
AutoHFONT font;
SelectInHDC selFont;
if ( m_hasFont )
{
selFont.Init(hdc, GetHfontOf(GetFont()));
}
else // no font set, use the one set by the theme
{
wxUxThemeHandle hTheme(this, L"BUTTON");
if ( hTheme )
{
// GetThemeFont() expects its parameter to be LOGFONTW and not
// LOGFONTA even in ANSI programs and will happily corrupt
// memory after the struct end if we pass a LOGFONTA (which is
// smaller) to it!
LOGFONTW lfw;
if ( wxUxThemeEngine::Get()->GetThemeFont
(
hTheme,
hdc,
BP_GROUPBOX,
GBS_NORMAL,
TMT_FONT,
(LOGFONT *)&lfw
) == S_OK )
{
#if wxUSE_UNICODE
// ok, no conversion necessary
const LOGFONT& lf = lfw;
#else // !wxUSE_UNICODE
// most of the fields are the same in LOGFONTA and LOGFONTW
LOGFONT lf;
memcpy(&lf, &lfw, sizeof(lf));
// but the face name must be converted
WideCharToMultiByte(CP_ACP, 0, lfw.lfFaceName, -1,
lf.lfFaceName, sizeof(lf.lfFaceName),
NULL, NULL);
#endif // wxUSE_UNICODE/!wxUSE_UNICODE
font.Init(lf);
if ( font )
selFont.Init(hdc, font);
}
}
}
// Get the font extent
int width, height;
dc.GetTextExtent(wxStripMenuCodes(label, wxStrip_Mnemonics),
&width, &height);
int x;
int y = height;
// first we need to correctly paint the background of the label
// as Windows ignores the brush offset when doing it
//
// FIXME: value of x is hardcoded as this is what it is on my system,
// no idea if it's true everywhere
RECT dimensions = {0, 0, 0, y};
if ( !rtl )
{
x = 9;
dimensions.left = x;
dimensions.right = x + width;
}
else
{
x = rc.right - 7;
dimensions.left = x - width;
dimensions.right = x;
}
// need to adjust the rectangle to cover all the label background
dimensions.left -= 2;
dimensions.right += 2;
dimensions.bottom += 2;
if ( UseBgCol() )
{
// our own background colour should be used for the background of
// the label: this is consistent with the behaviour under pre-XP
// systems (i.e. without visual themes) and generally makes sense
wxBrush brush = wxBrush(GetBackgroundColour());
wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
::FillRect(GetHdcOf(*impl), &dimensions, GetHbrushOf(brush));
}
else // paint parent background
{
PaintBackground(dc, dimensions);
}
// now draw the text
if ( !rtl )
{
RECT rc2 = { x, 0, x + width, y };
::DrawText(hdc, label.wx_str(), label.length(), &rc2,
DT_SINGLELINE | DT_VCENTER);
}
else // RTL
{
RECT rc2 = { x, 0, x - width, y };
::DrawText(hdc, label.wx_str(), label.length(), &rc2,
DT_SINGLELINE | DT_VCENTER | DT_RTLREADING);
}
}
}
