void DisplayTwoDigits (HDC hdc, int iNumber, BOOL fSuppress)
{
if (!fSuppress || (iNumber / 10 != 0))
DisplayDigit (hdc, iNumber / 10) ;
OffsetWindowOrgEx (hdc, -42, 0, NULL) ;
DisplayDigit (hdc, iNumber % 10) ;
OffsetWindowOrgEx (hdc, -42, 0, NULL) ;
}
LRESULT CAddressBand::OnEraseBackground(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
{
POINT pt;
POINT ptOrig;
HWND parentWindow;
LRESULT result;
if (fGoButtonShown == false)
{
bHandled = FALSE;
return 0;
}
pt.x = 0;
pt.y = 0;
parentWindow = GetParent();
::MapWindowPoints(m_hWnd, parentWindow, &pt, 1);
OffsetWindowOrgEx(reinterpret_cast<HDC>(wParam), pt.x, pt.y, &ptOrig);
result = SendMessage(parentWindow, WM_ERASEBKGND, wParam, 0);
SetWindowOrgEx(reinterpret_cast<HDC>(wParam), ptOrig.x, ptOrig.y, NULL);
if (result == 0)
{
bHandled = FALSE;
return 0;
}
return result;
}
/***********************************************************************
* OffsetWindowOrgEx (GDI.477)
*/
BOOL16 WINAPI OffsetWindowOrgEx16( HDC16 hdc, INT16 x, INT16 y, LPPOINT16 pt )
{
POINT pt32;
BOOL16 ret = OffsetWindowOrgEx( hdc, x, y, &pt32 );
if (pt) CONV_POINT32TO16( &pt32, pt );
return ret;
}
void DisplayColon(HDC hdc) {
POINT ptColon[2][4] = { 2, 21, 6, 17, 10, 21, 6, 25,
2, 51, 6, 47, 10, 51, 6, 55 };
Polygon(hdc, ptColon[0], 4);
Polygon(hdc, ptColon[1], 4);
OffsetWindowOrgEx(hdc, -12, 0, NULL);
}
void uCheckBox::OnPaint()
{
CDC MemDC, TmpDC;
CRect rect;
CBitmap *pMemOldBitmap, *pTmpOld, bm, *pSrcBitmap;
RECT DstRect;
POINT pt = {0, 0};
CPaintDC dc(this); // device context for painting
// Draw
// Get Size of Display area
GetClientRect(rect);
// Create memory DCs
if (!TmpDC.CreateCompatibleDC(&dc)) return;
MemDC.CreateCompatibleDC(&dc);
bm.CreateCompatibleBitmap(&dc, rect.Width(), rect.Height());
pMemOldBitmap = (CBitmap*) MemDC.SelectObject(&bm);
CopyRect(&DstRect, &Size);
// Draw Transparency
MapWindowPoints(pParentWindow, &pt, 1);
OffsetWindowOrgEx(MemDC.m_hDC, pt.x, pt.y, &pt);
::SendMessage(pParentWindow->m_hWnd, WM_ERASEBKGND, (WPARAM) MemDC.m_hDC, 0);
SetWindowOrgEx(MemDC.m_hDC, pt.x, pt.y, NULL);
// Draw Lamp
CopyRect(&DstRect, &LmpRect);
pSrcBitmap = (State & UC_STATE_CHECKED) ? &bmpOn : &bmpOff;
pTmpOld = (CBitmap*) TmpDC.SelectObject(pSrcBitmap);
MemDC.BitBlt(EXPANDRECTWH(DstRect), &TmpDC, 0, 0, SRCCOPY);
/*
char Caption[MAX_LABEL_STRING];
int tcount = GetWindowText(Caption, MAX_LABEL_STRING);
if (tcount)
{
// Draw Text
MemDC.SelectObject(uCore->GetFont((Style & ULS_FONTMASK) >> ULS_FONTSHIFT));
MemDC.SetBkMode(TRANSPARENT);
MemDC.SetTextColor(CaptionColor);
MemDC.DrawText(Caption, tcount, &DstRect, Style & ULS_TEXT_MASK);
}
*/
dc.BitBlt(/*EXPANDRECTWH(DstRect)*/ 0, 0, rect.Width(), rect.Height(), &MemDC, 0, 0, SRCCOPY);
TmpDC.SelectObject(pTmpOld);
MemDC.SelectObject(pMemOldBitmap);
// Do not call CWnd::OnPaint() for painting messages
}
void track_bar_impl::draw_background (HDC dc, const RECT * rc) const
{
HWND wnd_parent = GetParent(get_wnd());
POINT pt = {0, 0}, pt_old = {0,0};
MapWindowPoints(get_wnd(), wnd_parent, &pt, 1);
OffsetWindowOrgEx(dc, pt.x, pt.y, &pt_old);
if (SendMessage(wnd_parent, WM_ERASEBKGND,(WPARAM)dc, 0) == FALSE)
SendMessage(wnd_parent, WM_PRINTCLIENT,(WPARAM)dc, PRF_ERASEBKGND);
SetWindowOrgEx(dc, pt_old.x, pt_old.y, 0);
}
void AtlZeroOrigin(ATL_DRAWINFO& di)
{
RECT& rc = *(RECT*)di.prcBounds;
// Quit if already zero origin
if (rc.left==0 && rc.top==0)
return;
OffsetWindowOrgEx(di.hdcDraw, -rc.left, -rc.top, NULL);
OffsetRect(&rc, -rc.left, -rc.top);
}
static LRESULT
PAGER_EraseBackground (PAGER_INFO* infoPtr, HDC hdc)
{
POINT pt, ptorig;
HWND parent;
pt.x = 0;
pt.y = 0;
parent = GetParent(infoPtr->hwndSelf);
MapWindowPoints(infoPtr->hwndSelf, parent, &pt, 1);
OffsetWindowOrgEx (hdc, pt.x, pt.y, &ptorig);
SendMessageW (parent, WM_ERASEBKGND, (WPARAM)hdc, 0);
SetWindowOrgEx (hdc, ptorig.x, ptorig.y, 0);
return 0;
}
LRESULT WINAPI container_window::window_proc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp)
{
container_window * p_this;
if(msg == WM_NCCREATE)
{
LPVOID * create_params = reinterpret_cast<LPVOID *>(((CREATESTRUCT *)(lp))->lpCreateParams);
p_this = reinterpret_cast<container_window *>(create_params[0]); //retrieve pointer to class
SetWindowLongPtr(wnd, GWLP_USERDATA, (LONG_PTR)p_this);//store it for future use
if (p_this) p_this->wnd_host = wnd;
}
else
p_this = reinterpret_cast<container_window*>(GetWindowLongPtr(wnd,GWLP_USERDATA));//if isnt wm_create, retrieve pointer to class
if (p_this && p_this->get_class_data().want_transparent_background)
{
if (msg == WM_ERASEBKGND)
{
HDC dc = (HDC)wp;
if (dc)
{
HWND wnd_parent = GetParent(wnd);
POINT pt = {0, 0}, pt_old = {0,0};
MapWindowPoints(wnd, wnd_parent, &pt, 1);
OffsetWindowOrgEx(dc, pt.x, pt.y, &pt_old);
SendMessage(wnd_parent, WM_ERASEBKGND,wp, 0);
SetWindowOrgEx(dc, pt_old.x, pt_old.y, 0);
}
return TRUE;
}
else if (msg==WM_WINDOWPOSCHANGING && p_this)
{
HWND meh_lazy = GetWindow(wnd, GW_CHILD);
RedrawWindow(meh_lazy, 0, 0, RDW_ERASE);
}
}
return p_this ? p_this->on_message(wnd, msg, wp, lp) : DefWindowProc(wnd, msg, wp, lp);
}
/***********************************************************************
* OffsetWindowOrg (GDI.15)
*/
DWORD WINAPI OffsetWindowOrg16( HDC16 hdc, INT16 x, INT16 y )
{
POINT pt;
if (!OffsetWindowOrgEx( hdc, x, y, &pt )) return 0;
return MAKELONG( pt.x, pt.y );
}
LRESULT WINAPI container_window::window_proc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp)
{
container_window * p_this;
if(msg == WM_NCCREATE)
{
LPVOID * create_params = reinterpret_cast<LPVOID *>(((CREATESTRUCT *)(lp))->lpCreateParams);
p_this = reinterpret_cast<container_window *>(create_params[0]); //retrieve pointer to class
SetWindowLongPtr(wnd, GWL_USERDATA, (LPARAM)p_this);//store it for future use
if (p_this)
{
p_this->get_class_data().refcount++;
p_this->wnd_host = wnd;
}
}
else
p_this = reinterpret_cast<container_window*>(GetWindowLongPtr(wnd,GWL_USERDATA));//if isnt wm_nccreate, retrieve pointer to class
if (msg == WM_NCDESTROY)
{
if (p_this)
{
p_this->get_class_data().refcount--;
p_this->wnd_host = NULL;
}
}
if (p_this && p_this->get_class_data().want_transparent_background)
{
if (msg == WM_ERASEBKGND)
{
HDC dc = (HDC)wp;
HWND wnd_parent = GetParent(wnd);
POINT pt = {0, 0}, pt_old = {0,0};
MapWindowPoints(wnd, wnd_parent, &pt, 1);
OffsetWindowOrgEx(dc, pt.x, pt.y, &pt_old);
BOOL b_ret = SendMessage(wnd_parent, WM_ERASEBKGND,wp, 0);
SetWindowOrgEx(dc, pt_old.x, pt_old.y, 0);
return b_ret;
}
else if (msg==WM_MOVE || msg==WM_SIZE)
{
RedrawWindow(wnd, 0, 0, RDW_ERASE|RDW_INVALIDATE|RDW_ALLCHILDREN);
}
}
if ( msg == WM_SETTINGCHANGE && p_this && p_this->get_class_data().forward_system_settings_change)
{
win32_helpers::send_message_to_direct_children(wnd, msg, wp, lp);
}
else if ( msg == WM_SYSCOLORCHANGE && p_this && p_this->get_class_data().forward_system_colours_change)
{
win32_helpers::send_message_to_direct_children(wnd, msg, wp, lp);
}
else if ( msg == WM_TIMECHANGE && p_this && p_this->get_class_data().forward_system_time_change)
{
win32_helpers::send_message_to_direct_children(wnd, msg, wp, lp);
}
return p_this ? p_this->on_message(wnd, msg, wp, lp) : uDefWindowProc(wnd, msg, wp, lp);
}
void DisplayBlank(HDC hdc)
{
OffsetWindowOrgEx (hdc, -12, 0, NULL) ;
}
