Started the migration of uiTab on Windows. Phew; we're getting close...
This commit is contained in:
Pietro Gagliardi
parent
99c37b9697
commit
ec4ac0d596
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@ -0,0 +1,242 @@
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// 16 may 2015
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#include "uipriv_windows.h"
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// TODO
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// - can't seem to tab away anymore
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// - removving the first page then pressing a BS_PUSHBUTTON button hangs
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struct uiTab {
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uiWindowsControl c;
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HWND hwnd;
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struct ptrArray *pages;
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};
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static void onDestroy(uiTab *);
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// TODO
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uiDefineControlType(uiTab, uiTypeTab, struct tab)
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// utility functions
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static LRESULT curpage(uiTab *t)
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{
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return SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
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}
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static void showHidePage(uiTab *t, LRESULT which, int hide)
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{
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struct child *page;
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if (which == (LRESULT) (-1))
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return;
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page = ptrArrayIndex(t->pages, struct child *, which);
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if (hide)
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ShowWindow(childTabPage(page), SW_HIDE);
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else {
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ShowWindow(childTabPage(page), SW_SHOW);
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// we only resize the current page, so we have to do this here
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uiControlQueueResize(page);
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}
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}
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// control implementation
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static BOOL onWM_NOTIFY(uiControl *c, HWND hwnd, NMHDR *nm, LRESULT *lResult)
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{
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uiTab *t = uiTab(c);
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if (nm->code != TCN_SELCHANGING && nm->code != TCN_SELCHANGE)
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return FALSE;
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showHidePage(t, curpage(t), nm->code == TCN_SELCHANGING);
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*lResult = 0;
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if (nm->code == TCN_SELCHANGING)
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*lResult = FALSE;
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return TRUE;
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}
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static void onDestroy(uiTab *t)
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{
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struct child *page;
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while (t->pages->len != 0) {
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page = ptrArrayIndex(t->pages, uiControl *, 0);
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ptrArrayDelete(t->pages, 0);
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childDestroy(page);
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}
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ptrArrayDestroy(t->pages);
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uiWindowsUnregisterWM_NOTIFYHandler(t->hwnd);
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}
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static void minimumSize(uiControl *c, uiWindowsSizing *d, intmax_t *width, intmax_t *height)
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{
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/* TODO
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uiTab *t = uiTab(c);
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intmax_t maxwid, maxht;
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intmax_t pagewid, pageht;
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uiControl *page;
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uintmax_t i;
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RECT r;
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maxwid = 0;
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maxht = 0;
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for (i = 0; i < t->pages->len; i++) {
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page = ptrArrayIndex(t->pages, uiControl *, i);
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uiControlPreferredSize(page, d, &pagewid, &pageht);
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if (maxwid < pagewid)
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maxwid = pagewid;
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if (maxht < pageht)
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maxht = pageht;
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}
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r.left = 0;
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r.top = 0;
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r.right = maxwid;
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r.bottom = maxht;
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// this also includes the tabs themselves
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SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) TRUE, (LPARAM) (&r));
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*width = r.right - r.left;
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*height = r.bottom - r.top;
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*/
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}
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static void tabRelayout(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height)
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{
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/* TODO
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uiTab *t = uiTab(c);
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LRESULT n;
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uiControl *page;
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RECT r;
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uiSizing *dchild;
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(*(t->baseResize))(uiControl(t), x, y, width, height, d);
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n = curpage(t);
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if (n == (LRESULT) (-1))
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return;
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page = ptrArrayIndex(t->pages, uiControl *, n);
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dchild = uiControlSizing(uiControl(t));
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// now we need to figure out what rect the child goes
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// this rect needs to be in toplevel window coordinates, but TCM_ADJUSTRECT wants a window rect, which is screen coordinates
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r.left = x;
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r.top = y;
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r.right = x + width;
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r.bottom = y + height;
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mapWindowRect(dchild->Sys->CoordFrom, NULL, &r);
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SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) FALSE, (LPARAM) (&r));
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mapWindowRect(NULL, dchild->Sys->CoordFrom, &r);
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uiControlResize(page, r.left, r.top, r.right - r.left, r.bottom - r.top, dchild);
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uiFreeSizing(dchild);
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*/
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}
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static void tabContainerUpdateState(uiControl *c)
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{
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uiTab *t = uiTab(c);
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struct child *page;
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uintmax_t i;
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for (i = 0; i < t->pages->len; i++) {
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page = ptrArrayIndex(t->pages, uiControl *, i);
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childUpdateState(page);
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}
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}
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void uiTabAppend(uiTab *t, const char *name, uiControl *child)
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{
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uiTabInsertAt(tt, name, t->pages->len, child);
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}
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void uiTabInsertAt(uiTab *t, const char *name, uintmax_t n, uiControl *child)
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{
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struct child *page;
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LRESULT hide, show;
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TCITEMW item;
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WCHAR *wname;
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// see below
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hide = curpage(t);
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// TODO make a child of the parent, not of the tab
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// this is the only real way to do proper tab stops
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// it's how tabs are /supposed to/ be done, anyway
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page = newChildWithTabPage(child, uiControl(t), t->hwnd);
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ptrArrayInsertAt(t->pages, n, page);
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ZeroMemory(&item, sizeof (TCITEMW));
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item.mask = TCIF_TEXT;
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wname = toUTF16(name);
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item.pszText = wname;
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if (SendMessageW(t->hwnd, TCM_INSERTITEM, (WPARAM) n, (LPARAM) (&item)) == (LRESULT) -1)
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logLastError("error adding tab to uiTab in uiTabInsertAt()");
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uiFree(wname);
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// we need to do this because adding the first tab doesn't send a TCN_SELCHANGE; it just shows the page
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show = curpage(t);
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if (show != hide) {
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showHidePage(t, hide, 1);
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showHidePage(t, show, 0);
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}
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}
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void uiTabDelete(uiTab *t, uintmax_t n)
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{
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struct child *page;
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// first delete the tab from the tab control
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// if this is the current tab, no tab will be selected, which is good
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if (SendMessageW(t->hwnd, TCM_DELETEITEM, (WPARAM) n, 0) == FALSE)
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logLastError("error deleting uiTab tab in tabDelete()");
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// now delete the page itself
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page = ptrArrayIndex(t->pages, uiControl *, n);
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ptrArrayDelete(t->pages, n);
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childRemove(page);
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}
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uintmax_t uiTabNumPages(uiTab *t)
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{
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return t->pages->len;
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}
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int uiTabMargined(uiTab *t, uintmax_t n)
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{
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struct child *page;
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page = ptrArrayIndex(t->pages, uiControl *, n);
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return childMargined(page);
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}
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void uiTabSetMargined(uiTab *t, uintmax_t n, int margined)
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{
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struct child *page;
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page = ptrArrayIndex(t->pages, uiControl *, n);
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childSetMargined(page, margined);
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}
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uiTab *uiNewTab(void)
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{
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struct tab *t;
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t = (struct tab *) uiWindowsNewSingleHWNDControl(uiTypeTab());
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t->hwnd = uiWindowsUtilCreateControlHWND(0, // don't set WS_EX_CONTROLPARENT yet; we do that dynamically in the message loop (see below)
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WC_TABCONTROLW, L"",
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// don't give WS_TABSTOP here; we only apply WS_TABSTOP if there are tabs
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TCS_TOOLTIPS,
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hInstance, NULL,
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TRUE);
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uiWindowsRegisterWM_NOTIFYHandler(t->hwnd, onWM_NOTIFY, uiControl(t));
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t->pages = newPtrArray();
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// TODO
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uiControl(t)->ContainerUpdateState = tabContainerUpdateState;
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uiWindowsControl(t)->Relayout = tabRelayout;
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return t;
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}
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337
windows/tab.c
337
windows/tab.c
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@ -1,337 +0,0 @@
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// 16 may 2015
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#include "uipriv_windows.h"
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// TODO
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// - can't seem to tab away anymore
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// - removving the first page then pressing a BS_PUSHBUTTON button hangs
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struct tab {
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uiTab t;
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HWND hwnd;
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struct ptrArray *pages;
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void (*baseResize)(uiControl *, intmax_t, intmax_t, intmax_t, intmax_t, uiSizing *);
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void (*baseCommitDestroy)(uiControl *);
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};
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uiDefineControlType(uiTab, uiTypeTab, struct tab)
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// utility functions
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static LRESULT curpage(struct tab *t)
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{
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return SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
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}
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static void showHidePage(struct tab *t, LRESULT which, int hide)
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{
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uiControl *page;
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if (which == (LRESULT) (-1))
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return;
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page = ptrArrayIndex(t->pages, uiControl *, which);
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if (hide)
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uiControlHide(page);
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else {
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uiControlShow(page);
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// we only resize the current page, so we have to do this here
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uiControlQueueResize(page);
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}
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}
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// see below for info
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static void updateWS_TABSTOP(HWND hwnd)
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{
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LRESULT n;
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DWORD le;
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SetLastError(0);
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n = SendMessageW(hwnd, TCM_GETITEMCOUNT, 0, 0);
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le = GetLastError();
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SetLastError(le); // just to be safe
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if (n != 0)
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setStyle(hwnd, getStyle(hwnd) | WS_TABSTOP);
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else if (le == 0) // truly no tabs
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setStyle(hwnd, getStyle(hwnd) & ~WS_TABSTOP);
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else
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logLastError("error getting number of tabs in updateWS_TABSTOP()");
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}
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// control implementation
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static BOOL onWM_NOTIFY(uiControl *c, HWND hwnd, NMHDR *nm, LRESULT *lResult)
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{
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struct tab *t = (struct tab *) c;
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if (nm->code != TCN_SELCHANGING && nm->code != TCN_SELCHANGE)
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return FALSE;
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showHidePage(t, curpage(t), nm->code == TCN_SELCHANGING);
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*lResult = 0;
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if (nm->code == TCN_SELCHANGING)
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*lResult = FALSE;
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return TRUE;
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}
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static void tabCommitDestroy(uiControl *c)
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{
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struct tab *t = (struct tab *) c;
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uiControl *page;
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while (t->pages->len != 0) {
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page = ptrArrayIndex(t->pages, uiControl *, 0);
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ptrArrayDelete(t->pages, 0);
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tabPageDestroyChild(page);
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uiControlSetParent(page, NULL);
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uiControlDestroy(page);
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}
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ptrArrayDestroy(t->pages);
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uiWindowsUnregisterWM_NOTIFYHandler(t->hwnd);
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(*(t->baseCommitDestroy))(uiControl(t));
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}
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static uintptr_t tabHandle(uiControl *c)
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{
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struct tab *t = (struct tab *) c;
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return (uintptr_t) (t->hwnd);
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}
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static void tabPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_t *height)
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{
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struct tab *t = (struct tab *) c;
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intmax_t maxwid, maxht;
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intmax_t pagewid, pageht;
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uiControl *page;
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uintmax_t i;
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RECT r;
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maxwid = 0;
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maxht = 0;
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for (i = 0; i < t->pages->len; i++) {
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page = ptrArrayIndex(t->pages, uiControl *, i);
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uiControlPreferredSize(page, d, &pagewid, &pageht);
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if (maxwid < pagewid)
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maxwid = pagewid;
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if (maxht < pageht)
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maxht = pageht;
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}
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r.left = 0;
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r.top = 0;
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r.right = maxwid;
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r.bottom = maxht;
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// this also includes the tabs themselves
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SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) TRUE, (LPARAM) (&r));
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*width = r.right - r.left;
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*height = r.bottom - r.top;
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}
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static void tabResize(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
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{
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struct tab *t = (struct tab *) c;
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LRESULT n;
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uiControl *page;
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RECT r;
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uiSizing *dchild;
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(*(t->baseResize))(uiControl(t), x, y, width, height, d);
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n = curpage(t);
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if (n == (LRESULT) (-1))
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return;
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page = ptrArrayIndex(t->pages, uiControl *, n);
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dchild = uiControlSizing(uiControl(t));
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// now we need to figure out what rect the child goes
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// this rect needs to be in toplevel window coordinates, but TCM_ADJUSTRECT wants a window rect, which is screen coordinates
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r.left = x;
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r.top = y;
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r.right = x + width;
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r.bottom = y + height;
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mapWindowRect(dchild->Sys->CoordFrom, NULL, &r);
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SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) FALSE, (LPARAM) (&r));
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mapWindowRect(NULL, dchild->Sys->CoordFrom, &r);
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uiControlResize(page, r.left, r.top, r.right - r.left, r.bottom - r.top, dchild);
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uiFreeSizing(dchild);
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}
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static void tabContainerUpdateState(uiControl *c)
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{
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struct tab *t = (struct tab *) c;
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uiControl *page;
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uintmax_t i;
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for (i = 0; i < t->pages->len; i++) {
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page = ptrArrayIndex(t->pages, uiControl *, i);
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uiControlUpdateState(page);
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}
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}
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static void tabAppend(uiTab *tt, const char *name, uiControl *child)
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{
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struct tab *t = (struct tab *) tt;
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uiTabInsertAt(tt, name, t->pages->len, child);
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}
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static void tabInsertAt(uiTab *tt, const char *name, uintmax_t n, uiControl *child)
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{
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struct tab *t = (struct tab *) tt;
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uiControl *page;
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LRESULT hide, show;
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TCITEMW item;
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WCHAR *wname;
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// see below
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hide = curpage(t);
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page = newTabPage();
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tabPageSetChild(page, child);
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uiControlSetParent(page, uiControl(t));
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// and make it invisible at first; we show it later if needed
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uiControlHide(page);
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ptrArrayInsertAt(t->pages, n, page);
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ZeroMemory(&item, sizeof (TCITEMW));
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item.mask = TCIF_TEXT;
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wname = toUTF16(name);
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item.pszText = wname;
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if (SendMessageW(t->hwnd, TCM_INSERTITEM, (WPARAM) n, (LPARAM) (&item)) == (LRESULT) -1)
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logLastError("error adding tab to uiTab in uiTabInsertAt()");
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uiFree(wname);
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// we need to do this because adding the first tab doesn't send a TCN_SELCHANGE; it just shows the page
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show = curpage(t);
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if (show != hide) {
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showHidePage(t, hide, 1);
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showHidePage(t, show, 0);
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}
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updateWS_TABSTOP(t->hwnd);
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}
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static void tabDelete(uiTab *tt, uintmax_t n)
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{
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struct tab *t = (struct tab *) tt;
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uiControl *page;
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// first delete the tab from the tab control
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// if this is the current tab, no tab will be selected, which is good
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if (SendMessageW(t->hwnd, TCM_DELETEITEM, (WPARAM) n, 0) == FALSE)
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logLastError("error deleting uiTab tab in tabDelete()");
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// now delete the page itself
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page = ptrArrayIndex(t->pages, uiControl *, n);
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ptrArrayDelete(t->pages, n);
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// and free the page
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tabPagePreserveChild(page);
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uiControlSetParent(page, NULL);
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uiControlDestroy(page);
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updateWS_TABSTOP(t->hwnd);
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}
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static uintmax_t tabNumPages(uiTab *tt)
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{
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struct tab *t = (struct tab *) tt;
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return t->pages->len;
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}
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static int tabMargined(uiTab *tt, uintmax_t n)
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{
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struct tab *t = (struct tab *) tt;
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uiControl *page;
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page = ptrArrayIndex(t->pages, uiControl *, n);
|
||||
return tabPageMargined(page);
|
||||
}
|
||||
|
||||
static void tabSetMargined(uiTab *tt, uintmax_t n, int margined)
|
||||
{
|
||||
struct tab *t = (struct tab *) tt;
|
||||
uiControl *page;
|
||||
|
||||
page = ptrArrayIndex(t->pages, uiControl *, n);
|
||||
tabPageSetMargined(page, margined);
|
||||
uiControlQueueResize(page);
|
||||
}
|
||||
|
||||
// this handles tab navigation; see main.c for details
|
||||
static LRESULT CALLBACK tabSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uIdSubclass, DWORD_PTR dwRefData)
|
||||
{
|
||||
struct tab *t = (struct tab *) dwRefData;
|
||||
LRESULT n;
|
||||
uiControl *page;
|
||||
|
||||
switch (uMsg) {
|
||||
case msgHasTabStops:
|
||||
n = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
|
||||
if (n == (LRESULT) (-1)) // no current selection == no tab stops
|
||||
return FALSE;
|
||||
page = ptrArrayIndex(t->pages, uiControl *, n);
|
||||
if (uiControlHasTabStops(page))
|
||||
return TRUE;
|
||||
return FALSE;
|
||||
case WM_NCDESTROY:
|
||||
if (RemoveWindowSubclass(hwnd, tabSubProc, uIdSubclass) == FALSE)
|
||||
logLastError("error removing Tab tab stop handling subclass in tabSubProc()");
|
||||
break;
|
||||
}
|
||||
return DefSubclassProc(hwnd, uMsg, wParam, lParam);
|
||||
}
|
||||
|
||||
uiTab *uiNewTab(void)
|
||||
{
|
||||
struct tab *t;
|
||||
|
||||
t = (struct tab *) uiWindowsNewSingleHWNDControl(uiTypeTab());
|
||||
|
||||
t->hwnd = uiWindowsUtilCreateControlHWND(0, // don't set WS_EX_CONTROLPARENT yet; we do that dynamically in the message loop (see below)
|
||||
WC_TABCONTROLW, L"",
|
||||
// don't give WS_TABSTOP here; we only apply WS_TABSTOP if there are tabs
|
||||
TCS_TOOLTIPS,
|
||||
hInstance, NULL,
|
||||
TRUE);
|
||||
|
||||
uiWindowsRegisterWM_NOTIFYHandler(t->hwnd, onWM_NOTIFY, uiControl(t));
|
||||
|
||||
if (SetWindowSubclass(t->hwnd, tabSubProc, 0, (DWORD_PTR) t) == FALSE)
|
||||
logLastError("error subclassing Tab to assist in tab stop handling in uiNewTab()");
|
||||
|
||||
t->pages = newPtrArray();
|
||||
|
||||
uiControl(t)->Handle = tabHandle;
|
||||
uiControl(t)->PreferredSize = tabPreferredSize;
|
||||
t->baseResize = uiControl(t)->Resize;
|
||||
uiControl(t)->Resize = tabResize;
|
||||
t->baseCommitDestroy = uiControl(t)->CommitDestroy;
|
||||
uiControl(t)->CommitDestroy = tabCommitDestroy;
|
||||
uiControl(t)->ContainerUpdateState = tabContainerUpdateState;
|
||||
|
||||
uiTab(t)->Append = tabAppend;
|
||||
uiTab(t)->InsertAt = tabInsertAt;
|
||||
uiTab(t)->Delete = tabDelete;
|
||||
uiTab(t)->NumPages = tabNumPages;
|
||||
uiTab(t)->Margined = tabMargined;
|
||||
uiTab(t)->SetMargined = tabSetMargined;
|
||||
|
||||
return uiTab(t);
|
||||
}
|
||||
|
||||
// unfortunately WS_TABSTOP and WS_EX_CONTROLPARENT are mutually exclusive, so we have to toggle between them
|
||||
// see main.c for more details
|
||||
|
||||
void tabEnterTabNavigation(HWND hwnd)
|
||||
{
|
||||
setStyle(hwnd, getStyle(hwnd) & ~WS_TABSTOP);
|
||||
setExStyle(hwnd, getExStyle(hwnd) | WS_EX_CONTROLPARENT);
|
||||
}
|
||||
|
||||
void tabLeaveTabNavigation(HWND hwnd)
|
||||
{
|
||||
setExStyle(hwnd, getExStyle(hwnd) & ~WS_EX_CONTROLPARENT);
|
||||
updateWS_TABSTOP(hwnd);
|
||||
}
|
||||
Loading…
Reference in New Issue