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Finished writing parent_windows.c.

This commit is contained in:
Pietro Gagliardi 2015-04-12 19:25:16 -04:00
parent 5c6d2533ac
commit 7892757479
1 changed files with 29 additions and 9 deletions
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38
parent_windows.c
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@ -106,25 +106,28 @@ struct parent {
static LRESULT CALLBACK parentWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
struct parent *p;
uiParent *p;
struct parent *pp;
CREATESTRUCTW *cs = (CREATESTRUCTW *) lParam;
HWND control;
NMHDR *nm = (NMHDR *) lParam;
RECT r, margin;
p = (struct parent *) GetWindowLongPtrW(hwnd, GWLP_USERDATA);
p = (uiParent *) GetWindowLongPtrW(hwnd, GWLP_USERDATA);
if (p == NULL) {
if (uMsg == WM_NCCREATE) {
p = (struct parent *) (cs->lpCreateParams);
p = (uiParent *) (cs->lpCreateParams);
SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LONG_PTR) p);
// fall through to DefWindowProcW()
}
return DefWindowProcW(hwnd, uMsg, wParam, lParam);
}
pp = (struct parent *) (p->Internal);
switch (uMsg) {
case WM_NCDESTROY:
// no need to explicitly destroy children; they're already gone by this point (and so are their data structures; they clean up after themselves)
uiFree(p->Internal);
uiFree(p);
break; // fall through to DefWindowPocW()
case WM_COMMAND:
@ -156,15 +159,15 @@ static LRESULT CALLBACK parentWndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARA
break;
// fall through
case msgUpdateChild:
if (p->child == NULL)
if (pp->child == NULL)
break;
if (GetClientRect(p->hwnd, &r) == 0)
logLastError("error getting client rect for resize in parentWndProc()");
margin.left = p->marginLeft;
margin.top = p->marginTop;
margin.right = p->marginRight;
margin.bottom = p->marginBottom;
resize(p->child, p->hwnd, r, margin);
margin.left = pp->marginLeft;
margin.top = pp->marginTop;
margin.right = pp->marginRight;
margin.bottom = pp->marginBottom;
resize(pp->child, pp->hwnd, r, margin);
return 0;
}
@ -235,4 +238,21 @@ static void parentUpdate(uiParent *p)
uiParent *uiNewParent(uintptr_t osParent)
{
uiParent *p;
p = uiNew(uiParent);
p->Internal = uiNew(struct parent);
p->hwnd = CreateWindowExW(0,
xxxxxxx, L"",
WS_CHILD | WS_VISIBLE,
0, 0,
0, 0,
(HWND) osParent, NULL, hInstance, p);
if (p->hwnd == NULL)
logLastError("error creating uiParent window in uiNewParent()");
p->Handle = parentHandle;
p->SetChild = parentSetChild;
p->SetMargins = parentSetMargins;
p->Update = parentUpdate;
return p;
}