BOOL WINAPI
ShowWindow(HWND hwnd, int nCmdShow)
{
if(!hwnd)
return FALSE;
/* fix: send show msg*/
switch(nCmdShow) {
case SW_HIDE:
if (!(hwnd->style & WS_VISIBLE))
return FALSE;
MwHideWindow(hwnd, TRUE, TRUE);
hwnd->style &= ~WS_VISIBLE;
return TRUE;
case SW_MAXIMIZE:
if (!(hwnd->style & WS_MAXIMIZE)) {
RECT rc;
hwnd->restorerc = hwnd->winrect;
SystemParametersInfo(SPI_GETWORKAREA, 0, &rc, 0);
MoveWindow(hwnd, rc.top, rc.left, rc.right - rc.left,
rc.bottom - rc.top, TRUE);
hwnd->style |= WS_MAXIMIZE;
}
break;
case SW_RESTORE:
case SW_SHOWDEFAULT:
if(hwnd->style & WS_MAXIMIZE) {
RECT rc = hwnd->restorerc;
MoveWindow(hwnd, rc.left, rc.top,
rc.right-rc.left, rc.bottom-rc.top,
TRUE);
hwnd->style &= ~WS_MAXIMIZE;
}
break;
default:
if (hwnd->style & WS_VISIBLE)
return FALSE;
}
hwnd->style |= WS_VISIBLE;
MwShowWindow(hwnd, TRUE);
return TRUE;
}
/*
* Map the window to possibly make it and its children visible on the screen.
* This is a recursive routine which decrements the unmapcount values for
* this window and all of its children, and causes exposure events for
* those windows which become visible.
*/
void
MwShowWindow(HWND hwnd, BOOL bSendMsg)
{
HWND wp = hwnd;
if (wp == rootwp)
return;
++mwpaintNC; /* experimental NC paint handling*/
if (wp->unmapcount)
wp->unmapcount--;
if (wp->unmapcount == 0) {
SendMessage(wp, WM_SHOWWINDOW, TRUE, 0L);
MwCheckMouseWindow();
MwCheckCursor();
}
/*
* If the window just became visible,
* then draw its border, clear it to the background color, and
* generate an exposure event.
*/
if (wp->unmapcount == 0) {
/*MwDrawBorder(wp);*/
MwClearWindow(wp, 0, 0, wp->winrect.right - wp->winrect.left,
wp->winrect.bottom - wp->winrect.top, TRUE);
}
/*
* Do the same thing for the children.
*/
for (wp = wp->children; wp; wp = wp->siblings)
MwShowWindow(wp, bSendMsg);
}
BOOL WINAPI
ShowWindow(HWND hwnd, int nCmdShow)
{
if(!hwnd)
return FALSE;
/* fix: send show msg*/
switch(nCmdShow) {
case SW_HIDE:
if (!(hwnd->style & WS_VISIBLE))
return FALSE;
MwHideWindow(hwnd, TRUE, TRUE);
hwnd->style &= ~WS_VISIBLE;
break;
default:
if (hwnd->style & WS_VISIBLE)
return FALSE;
hwnd->style |= WS_VISIBLE;
MwShowWindow(hwnd, TRUE);
}
return TRUE;
}
HWND WINAPI
CreateWindowEx(DWORD dwExStyle, LPCSTR lpClassName, LPCSTR lpWindowName,
DWORD dwStyle, int x, int y, int nWidth, int nHeight,
HWND hwndParent, HMENU hMenu, HINSTANCE hInstance, LPVOID lpParam)
{
HWND pwp; /* parent window */
HWND wp; /* new window */
HWND hwndOwner;
PWNDCLASS pClass;
CREATESTRUCT cs;
int titLen;
static int nextx = 20;
static int nexty = 20;
/* WARNING: All modification made here should be reported
on MwInitialize for the rootwp window */
pClass = MwFindClassByName(lpClassName);
if(!pClass)
return NULL;
if(x == CW_USEDEFAULT || y == CW_USEDEFAULT) {
x = nextx;
nextx += 10;
y = nexty;
nexty += 10;
if(nextx > 200)
nextx = nexty = 20;
}
if(nWidth == CW_USEDEFAULT || nHeight == CW_USEDEFAULT) {
nWidth = 250;
nHeight = 250;
}
if(hwndParent == NULL) {
if(dwStyle & WS_CHILD)
return NULL;
pwp = rootwp;
} else
pwp = hwndParent;
/* WS_POPUP z-order parent is the root window (passed parent is owner)*/
if(dwStyle & WS_POPUP)
pwp = rootwp; /* force clip to root, not z-parent*/
/* window owner is NULL for child windows, else it's the passed parent*/
if(dwStyle & WS_CHILD)
hwndOwner = NULL;
else hwndOwner = hwndParent;
wp = (HWND)GdItemAlloc(sizeof(struct hwnd) - 1 + pClass->cbWndExtra);
if(!wp)
return NULL;
/* force all clipping on by default*/
dwStyle |= WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
wp->pClass = pClass;
wp->lpfnWndProc = pClass->lpfnWndProc;
wp->style = dwStyle;
wp->exstyle = dwExStyle;
wp->parent = pwp;
wp->owner = hwndOwner;
wp->children = NULL;
wp->siblings = pwp->children;
pwp->children = wp;
wp->next = listwp;
listwp = wp;
wp->winrect.left = pwp->clirect.left + x;
wp->winrect.top = pwp->clirect.top + y;
wp->winrect.right = wp->winrect.left + nWidth;
wp->winrect.bottom = wp->winrect.top + nHeight;
wp->cursor = pwp->cursor;
wp->cursor->usecount++;
wp->unmapcount = pwp->unmapcount + 1;
wp->id = (int)hMenu;
wp->gotPaintMsg = PAINT_PAINTED;
titLen = 0;
if (lpWindowName != NULL)
titLen = strlen(lpWindowName);
if (titLen < 64) titLen = 64; /* old mw compatibility */
wp->szTitle = (LPTSTR)malloc(titLen + 1);
if (wp->szTitle == NULL) {
free(wp);
return NULL;
}
if (lpWindowName != NULL)
strcpy(wp->szTitle, lpWindowName);
else
wp->szTitle[0] = '\0';
#if UPDATEREGIONS
wp->update = GdAllocRegion();
#endif
wp->nextrabytes = pClass->cbWndExtra;
wp->hInstance = hInstance;
wp->nEraseBkGnd = 1;
wp->paintBrush = NULL;
wp->paintPen = NULL;
/* calculate client area*/
MwCalcClientRect(wp);
cs.lpCreateParams = lpParam;
cs.hInstance = hInstance;
cs.hMenu = hMenu;
cs.hwndParent = hwndParent;
cs.cy = nHeight;
cs.cx = nWidth;
cs.y = y;
cs.x = x;
cs.style = dwStyle;
cs.lpszName = lpWindowName;
cs.lpszClass = lpClassName;
cs.dwExStyle = dwExStyle;
if(SendMessage(wp, WM_CREATE, 0, (LPARAM)(LPSTR)&cs) == -1) {
MwDestroyWindow(wp, FALSE);
return NULL;
}
/* send SIZE and MOVE msgs*/
MwSendSizeMove(wp, TRUE, TRUE);
if(wp->style & WS_VISIBLE) {
MwShowWindow(wp, TRUE);
SetFocus(wp);
}
return wp;
}
BOOL
SetWindowPos(HWND hwnd, HWND hwndInsertAfter, int x, int y, int cx, int cy,
UINT fuFlags)
{
int hidden;
BOOL bMove, bSize, bZorder;
MWCOORD offx = 0, offy = 0; /* = 0 for bad gcc warning*/
WINDOWPOS winpos;
if(!hwnd || hwnd == rootwp || cx < 0 || cy < 0)
return FALSE;
/* FIXME SWP_NOACTIVATE*/
if((fuFlags & SWP_SHOWWINDOW))
return ShowWindow(hwnd, SW_SHOW);
if((fuFlags & SWP_HIDEWINDOW))
return ShowWindow(hwnd, SW_HIDE);
/* move is relative to parent's client rect for child windows*/
if(hwnd->style & WS_CHILD) {
x += hwnd->parent->clirect.left;
y += hwnd->parent->clirect.top;
} else {
x += hwnd->parent->winrect.left;
y += hwnd->parent->winrect.top;
}
bMove = !(fuFlags & SWP_NOMOVE) &&
(hwnd->winrect.left != x || hwnd->winrect.top != y);
bSize = !(fuFlags & SWP_NOSIZE) &&
((hwnd->winrect.right - hwnd->winrect.left) != cx ||
(hwnd->winrect.bottom - hwnd->winrect.top) != cy);
bZorder = !(fuFlags & SWP_NOZORDER);
if(!bMove && !bSize && !bZorder)
return TRUE;
/* could optimize to not require redraw when possible*/
hidden = hwnd->unmapcount || (fuFlags & SWP_NOREDRAW);
if(bZorder) {
switch((int)hwndInsertAfter) {
case (int)HWND_TOP:
MwRaiseWindow(hwnd);
break;
case (int)HWND_BOTTOM:
MwLowerWindow(hwnd);
break;
default:
/* FIXME for non top/bottom zorder*/
break;
}
} else {
if(!hidden)
MwHideWindow(hwnd, FALSE, FALSE);
}
if(bMove) {
offx = x - hwnd->winrect.left;
offy = y - hwnd->winrect.top;
}
if(bMove || bSize) {
hwnd->winrect.left = x;
hwnd->winrect.top = y;
hwnd->winrect.right = x + cx;
hwnd->winrect.bottom = y + cy;
}
if(bMove)
MwOffsetChildren(hwnd, offx, offy);
if(bMove || bSize) {
MwCalcClientRect(hwnd);
/* send windowposchanged message*/
/* FIXME: move WM_MOVE, WM_SIZE to defwndproc*/
winpos.hwnd = hwnd;
winpos.hwndInsertAfter = hwndInsertAfter;
winpos.x = x;
winpos.y = y;
winpos.cx = cx;
winpos.cy = cy;
winpos.flags = fuFlags;
SendMessage(hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)&winpos);
MwSendSizeMove(hwnd, bSize, bMove);
}
++mwpaintSerial; /* increment paint serial # for alphablending*/
++mwpaintNC; /* increment paint serial # for NC painting*/
hwnd->nEraseBkGnd++;
if(!bZorder && !hidden)
MwShowWindow(hwnd, FALSE);
return TRUE;
}
