/*
* Draw either 3d up or down depending on state
*/
void WINAPI
Draw3dUpDownState(HDC hDC, int x, int y, int w, int h, BOOL fDown)
{
if (fDown)
Draw3dPushDown(hDC, x, y, w, h);
else Draw3dOutset(hDC, x, y, w, h);
}
/*
* This procedure implements the messages passed by the window
* manager for default processing on behalf of the window.
*/
LRESULT WINAPI
DefWindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
RECT rc;
DWORD dwStyle;
HBRUSH hbr;
HPEN hpen, holdpen;
PAINTSTRUCT ps;
POINT curpt;
int x, y;
HWND wp;
HWND oldActive;
COLORREF crCaption;
LPNCCALCSIZE_PARAMS lpnc;
CHAR szTitle[64];
static POINT startpt;
switch(msg) {
case WM_NCCALCSIZE:
/* calculate client rect from passed window rect in rgrc[0]*/
lpnc = (LPNCCALCSIZE_PARAMS)lParam;
dwStyle = GetWindowLong(hwnd, GWL_STYLE);
if(dwStyle & WS_BORDER) {
if((dwStyle & WS_CAPTION) == WS_CAPTION) {
InflateRect(&lpnc->rgrc[0],
-mwSYSMETRICS_CXFRAME,
-mwSYSMETRICS_CYFRAME);
lpnc->rgrc[0].top += mwSYSMETRICS_CYCAPTION + 1;
} else
InflateRect(&lpnc->rgrc[0], -1, -1);
}
break;
case WM_NCPAINT:
/* repaint all non-client area*/
dwStyle = GetWindowLong(hwnd, GWL_STYLE);
if(dwStyle & WS_BORDER) {
hdc = GetWindowDC(hwnd);
GetWindowRect(hwnd, &rc);
if((dwStyle & WS_CAPTION) == WS_CAPTION) {
/* draw 2-line 3d border around window*/
Draw3dOutset(hdc, rc.left, rc.top,
rc.right-rc.left, rc.bottom-rc.top);
InflateRect(&rc, -2, -2);
/* draw 1-line inset inside border*/
hpen = CreatePen(PS_SOLID, 1,
GetSysColor(COLOR_BTNFACE));
holdpen = SelectObject(hdc, hpen);
SelectObject(hdc, GetStockObject(NULL_BRUSH));
Rectangle(hdc, rc.left, rc.top, rc.right,
rc.bottom);
InflateRect(&rc, -1, -1);
/* fill caption*/
rc.bottom = rc.top + mwSYSMETRICS_CYCAPTION;
crCaption = GetActiveWindow()==hwnd?
GetSysColor(COLOR_ACTIVECAPTION):
GetSysColor(COLOR_INACTIVECAPTION);
hbr = CreateSolidBrush(crCaption);
FillRect(hdc, &rc, hbr);
DeleteObject(hbr);
/* draw 1 line under caption*/
MoveToEx(hdc, rc.left, rc.bottom, NULL);
LineTo(hdc, rc.right, rc.bottom);
DeleteObject(SelectObject(hdc, holdpen));
/* draw caption text*/
if(GetWindowText(hwnd, szTitle,
sizeof(szTitle))) {
SetBkMode(hdc, TRANSPARENT);
/* set background color even though
* transparent in case GdArea is used
* to draw text which compares
* gr_foreground != gr_background
* when transparent...
*/
SetBkColor(hdc, crCaption);
SetTextColor(hdc,
GetActiveWindow()==hwnd?
GetSysColor(COLOR_CAPTIONTEXT):
GetSysColor(COLOR_INACTIVECAPTIONTEXT));
SelectObject(hdc,
GetStockObject(DEFAULT_GUI_FONT));
GetWindowRect(hwnd, &rc);
TextOut(hdc, rc.left+4, rc.top+2,
szTitle, strlen(szTitle));
}
/* draw close box*/
GetCloseBoxRect(hwnd, &rc);
/*DrawDIB(hdc, rc.right-XSIZE_CLOSEBOX-3,
rc.top+3, &image_close4);*/
Draw3dBox(hdc, rc.left, rc.top,
rc.right-rc.left, rc.bottom-rc.top,
GetSysColor(COLOR_BTNHIGHLIGHT),
GetSysColor(COLOR_WINDOWFRAME));
InflateRect(&rc, -1, -1);
hbr = CreateSolidBrush(
GetSysColor(COLOR_BTNFACE));
FillRect(hdc, &rc, hbr);
DeleteObject(hbr);
InflateRect(&rc, -1, -1);
MoveToEx(hdc, rc.left, rc.top, NULL);
LineTo(hdc, rc.right-1, rc.bottom-1);
MoveToEx(hdc, rc.left, rc.bottom-1, NULL);
LineTo(hdc, rc.right-1, rc.top);
} else {
SelectObject(hdc, GetStockObject(NULL_BRUSH));
Rectangle(hdc, rc.left, rc.top, rc.right,
rc.bottom);
}
ReleaseDC(hwnd, hdc);
}
break;
case WM_NCHITTEST:
/* if system is dragging a window, always return caption*/
if(dragwp)
return HTCAPTION;
/* Determine what part of the window the mouse is over*/
POINTSTOPOINT(curpt, lParam);
if(PtInRect(&hwnd->clirect, curpt))
return HTCLIENT;
if(PtInRect(&hwnd->vscroll.rc, curpt))
return HTVSCROLL;
if(PtInRect(&hwnd->hscroll.rc, curpt))
return HTHSCROLL;
dwStyle = GetWindowLong(hwnd, GWL_STYLE);
if((dwStyle & WS_CAPTION) == WS_CAPTION) {
GetCloseBoxRect(hwnd, &rc);
if(PtInRect(&rc, curpt))
return HTCLOSE;
GetWindowRect(hwnd, &rc);
InflateRect(&rc, -2, -2);
rc.bottom = rc.top + mwSYSMETRICS_CYCAPTION;
if(PtInRect(&rc, curpt))
return HTCAPTION;
GetWindowRect(hwnd, &rc);
InflateRect(&rc, -2, -2);
rc.top += mwSYSMETRICS_CYCAPTION;
if(PtInRect(&rc, curpt))
return HTCLIENT;
return HTBORDER;
}
return HTNOWHERE;
case WM_NCLBUTTONDOWN:
/* Handle default actions for mouse down on window*/
if(wParam == HTCLOSE) {
SendMessage(hwnd, WM_CLOSE, 0, 0L);
break;
}
/* set focus on mouse down, repaint if necessary*/
oldActive = GetActiveWindow();
if(wParam == HTCLIENT || wParam == HTVSCROLL ||
wParam == HTHSCROLL)
/* activate and raise window if in client area*/
/* kaffe port requires this commented out*/
SetForegroundWindow(hwnd);
else {
/* otherwise just change focus window, same z order*/
/* this will activate it's top level parent*/
SetFocus(hwnd);
}
/* repaint captions now because of activation change*/
UpdateWindow(oldActive);
UpdateWindow(hwnd);
if(wParam == HTVSCROLL || wParam == HTHSCROLL) {
MwHandleNCMessageScrollbar(hwnd, msg, wParam, lParam);
break;
}
/* start window drag if in caption area*/
if(wParam == HTCAPTION && hwnd != rootwp) {
POINTSTOPOINT(startpt, lParam);
if(!(GetWindowLong(hwnd, GWL_STYLE) & WS_MAXIMIZE))
dragwp = hwnd;
SetRectEmpty(&lastrc); /* XORMOVE only*/
}
break;
case WM_NCMOUSEMOVE:
if(wParam == HTVSCROLL || wParam == HTHSCROLL) {
MwHandleNCMessageScrollbar(hwnd, msg, wParam, lParam);
break;
}
/* drag window with mousemove after mousedown*/
if(dragwp == hwnd) {
POINTSTOPOINT(curpt, lParam);
x = curpt.x - startpt.x;
y = curpt.y - startpt.y;
if(mwERASEMOVE) {
GetWindowRect(hwnd, &rc);
MoveWindow(hwnd, rc.left+x, rc.top+y,
rc.right-rc.left, rc.bottom-rc.top,
TRUE);
startpt = curpt;
} else
DrawXORFrame(hwnd, x, y, TRUE);
}
break;
case WM_NCLBUTTONUP:
/* stop window drag*/
if(dragwp == hwnd) {
dragwp = NULL;
if(mwERASEMOVE) {
/*
* User stopped moving window, repaint
* windows previously queued for painting.
*/
for(wp=listwp; wp; wp=wp->next)
if(wp->gotPaintMsg == PAINT_DELAYPAINT)
wp->gotPaintMsg = PAINT_NEEDSPAINT;
} else {
POINTSTOPOINT(curpt, lParam);
x = curpt.x - startpt.x;
y = curpt.y - startpt.y;
DrawXORFrame(hwnd, x, y, FALSE);
GetWindowRect(hwnd, &rc);
MoveWindow(hwnd, rc.left+x, rc.top+y,
rc.right-rc.left, rc.bottom-rc.top, TRUE);
}
}
if(wParam == HTVSCROLL || wParam == HTHSCROLL) {
MwHandleNCMessageScrollbar(hwnd, msg, wParam, lParam);
break;
}
break;
case WM_NCLBUTTONDBLCLK:
if(wParam == HTVSCROLL || wParam == HTHSCROLL) {
MwHandleNCMessageScrollbar(hwnd, msg, wParam, lParam);
break;
}
/* maximize/restore processing*/
if(wParam != HTCAPTION)
break;
if((hwnd->style & WS_CAPTION) == WS_CAPTION) {
if(hwnd->style & WS_MAXIMIZE) {
rc = hwnd->restorerc;
MoveWindow(hwnd, rc.left, rc.top,
rc.right-rc.left, rc.bottom-rc.top,
TRUE);
hwnd->style &= ~WS_MAXIMIZE;
} else {
hwnd->restorerc = hwnd->winrect;
GetWindowRect(rootwp, &rc);
MoveWindow(hwnd, -mwSYSMETRICS_CXFRAME,
-mwSYSMETRICS_CYFRAME,
rc.right+2*mwSYSMETRICS_CXFRAME,
rc.bottom+2*mwSYSMETRICS_CYFRAME, TRUE);
hwnd->style |= WS_MAXIMIZE;
}
}
break;
case WM_GETTEXTLENGTH:
/* Get window text length. This routine requires
* knowledge of the internal window structure
*/
return strlen(hwnd->szTitle);
case WM_GETTEXT:
/* Get window text. This routine requires
* knowledge of the internal window structure
*/
return strzcpy((LPSTR)lParam, hwnd->szTitle, wParam);
case WM_SETTEXT:
/* Set window text. This routine requires
* knowledge of the internal window structure.
* Note that setting text doesn't invalidate the window.
*/
strzcpy(hwnd->szTitle, (LPSTR)lParam, sizeof(hwnd->szTitle));
return TRUE;
case WM_CLOSE:
DestroyWindow(hwnd);
if(hwnd == rootwp)
PostQuitMessage(0);
break;
case WM_ERASEBKGND:
/* erase background with class background brush*/
hbr = (HBRUSH)GetClassLong(hwnd, GCL_HBRBACKGROUND);
if(!hbr)
return 0;
/* don't exclude update region*/
hdc = GetDCEx(hwnd, NULL, DCX_DEFAULTCLIP);
FillRect(hdc, NULL, hbr);
ReleaseDC(hwnd, hdc);
return 1;
case WM_PAINT:
/* required to send erasebkgnd for desktop window*/
hdc = BeginPaint(hwnd, &ps);
/* draw desktop wallpaper*/
if(hwnd == rootwp && pImageWallpaper) {
GetWindowRect(hwnd, &rc);
DrawDIB(hdc,
(rc.right-rc.left-pImageWallpaper->width)/2,
(rc.bottom-rc.top-pImageWallpaper->height)/2,
pImageWallpaper);
}
EndPaint(hwnd, &ps);
break;
}
return 0;
}
