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Migrated windows/tab.c.

This commit is contained in:
Pietro Gagliardi 2015-05-15 18:54:13 -04:00
parent 7ea67007fc
commit ab4c534360
3 changed files with 59 additions and 67 deletions
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1
TODO.md
View File

@ -39,3 +39,4 @@ notes to self
- note that type mixing == undefined behavior
- note that handling of multiple consecutive separators in menus, leading separators in menus, and trailing separators in menus are all implementation-defined
- note that ContainerVisible() returns true if both user and container not hidden; container use only
- note that if we are currently updating, QueueResize() will take effect during the CURRENT update cycle

118
windows/tab.c → redo/windows/tab.c
View File

@ -12,7 +12,7 @@ struct tab {
};
struct tabPage {
uiBin *bin;
uiControl *control;
int margined;
};
@ -36,16 +36,14 @@ static BOOL onWM_NOTIFY(uiControl *c, NMHDR *nm, LRESULT *lResult)
page = ptrArrayIndex(t->pages, struct tabPage *, n);
if (nm->code == TCN_SELCHANGING) {
// changing from a real page
uiControlHide(uiControl(page->bin));
uiControlContainerHide(page->control);
*lResult = FALSE; // and allow the change
return TRUE;
}
// otherwise it's TCN_SELCHANGE
// and we're changing to a real page
uiControlShow(uiControl(page->bin));
// because we only resize the current child on resize, we'll need to trigger an update here
// don't call uiContainerUpdate(); doing that won't size the content area (so we'll still have a 0x0 content area, for instance)
SendMessageW(t->hwnd, msgUpdateChild, 0, 0);
uiControlContainerShow(page->control);
uiControlQueueResize(page->control);
*lResult = 0;
return TRUE;
}
@ -62,8 +60,8 @@ static void onDestroy(void *data)
while (t->pages->len != 0) {
page = ptrArrayIndex(t->pages, struct tabPage *, 0);
// we do have to remove the page from the tab control, though
uiBinRemoveOSParent(page->bin);
uiControlDestroy(uiControl(page->bin));
uiControlSetOSParent(page->control, NULL);
uiControlDestroy(page->control, NULL);
ptrArrayDelete(t->pages, 0);
uiFree(page);
}
@ -72,6 +70,9 @@ static void onDestroy(void *data)
uiFree(t);
}
// from http://msdn.microsoft.com/en-us/library/windows/desktop/bb226818%28v=vs.85%29.aspx
#define tabMargin 7
static void tabPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_t *height)
{
struct tab *t = (struct tab *) c;
@ -88,9 +89,10 @@ static void tabPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_
current = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
if (current != (LRESULT) (-1)) {
curpage = ptrArrayIndex(t->pages, struct tabPage *, current);
uiControlPreferredSize(uiControl(curpage->bin), d, &curwid, &curht);
uiControlPreferredSize(curpage->control, d, &curwid, &curht);
r.right = curwid;
r.bottom = curht;
// TODO add margins
}
}
// otherwise just use the rect [0 0 0 0]
@ -100,36 +102,44 @@ static void tabPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_
*height = r.bottom - r.top;
}
// common code for resizes
static void resizeTab(struct tab *t, LONG width, LONG height)
static void tabResize(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
{
struct tab *t = (struct tab *) c;
LRESULT current;
struct tabPage *curpage;
(*(t->baseResize))(uiControl(t), x, y, width, height, d);
current = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
if (current != (LRESULT) (-1)) {
curpage = ptrArrayIndex(t->pages, struct tabPage *, current);
uiControlQueueResize(curpage->control);
}
}
static void tabComputeChildSize(uiControl *c, intmax_t *x, intmax_t *y, intmax_t *width, intmax_t *height, uiSizing *d)
{
struct tab *t = (struct tab *) c;
LRESULT n;
RECT r;
struct tabPage *page;
// first figure out what the content area for pages is
if (GetWindowRect(t->hwnd, &r) == 0)
logLastError("error getting tab window rect in tabComputeChildSize()");
// convert to the display rectangle
SendMessageW(t->hwnd, TCM_ADJUSTRECT, (WPARAM) TRUE, (LPARAM) (&r));
*x = r.left;
*y = r.top;
*width = r.right - r.left;
*height = r.bottom - r.top;
n = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
if (n == (LRESULT) (-1)) // no child selected; do nothing
return;
// make a rect at (0, 0) of the given window size
// this should give us the correct client coordinates
r.left = 0;
r.top = 0;
r.right = width;
r.bottom = height;
// convert to the display rectangle
SendMessageW(t->hwnd, TCM_ADJUSTRECT, FALSE, (LPARAM) (&r));
page = ptrArrayIndex(t->pages, struct tabPage *, n);
uiBinResizeRootAndUpdate(page->bin, r.left, r.top, r.right - r.left, r.bottom - r.top);
}
static void tabResize(uiControl *c, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
{
struct tab *t = (struct tab *) c;
(*(t->baseResize))(uiControl(t), x, y, width, height, d);
resizeTab(t, width, height);
if (page->margined) {
// TODO
}
}
static void tabEnable(uiControl *c)
@ -141,7 +151,7 @@ static void tabEnable(uiControl *c)
(*(t->baseEnable))(uiControl(t));
for (i = 0; i < t->pages->len; i++) {
page = ptrArrayIndex(t->pages, struct tabPage *, i);
uiControlEnable(uiControl(page->bin));
uiControlContainerEnable(uiControl(page->bin));
}
}
@ -154,7 +164,7 @@ static void tabDisable(uiControl *c)
(*(t->baseDisable))(uiControl(t));
for (i = 0; i < t->pages->len; i++) {
page = ptrArrayIndex(t->pages, struct tabPage *, i);
uiControlDisable(uiControl(page->bin));
uiControlContainerDisable(uiControl(page->bin));
}
}
@ -181,8 +191,6 @@ static void tabSysFunc(uiControl *c, uiControlSysFuncParams *p)
}
}
// this is where some resizing work is done
// TODO investigate removing it
// this is also partially where tab navigation is handled
static LRESULT CALLBACK tabSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam, UINT_PTR uIdSubclass, DWORD_PTR dwRefData)
{
@ -193,12 +201,6 @@ static LRESULT CALLBACK tabSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM l
struct tabPage *page;
switch (uMsg) {
case msgUpdateChild:
if (GetWindowRect(t->hwnd, &r) == 0)
logLastError("error getting Tab window rect for synthesized resize message in tabSubProc()");
// these are in screen coordinates, which match what WM_WINDOWPOSCHANGED gave us (see http://stackoverflow.com/questions/29598334/are-the-coordinates-in-windowpos-on-wm-windowposchanged-in-parent-coordinates-or)
resizeTab(t, r.right - r.left, r.bottom - r.top);
return 0;
case msgHasTabStops:
n = SendMessageW(t->hwnd, TCM_GETCURSEL, 0, 0);
if (n == (LRESULT) (-1)) // no current selection == no tab stops
@ -209,11 +211,11 @@ static LRESULT CALLBACK tabSubProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM l
uiControlSysFunc(uiControl(page->bin), &p);
return p.HasTabStops;
case WM_NCDESTROY:
if ((*fv_RemoveWindowSubclass)(hwnd, tabSubProc, uIdSubclass) == FALSE)
if (RemoveWindowSubclass(hwnd, tabSubProc, uIdSubclass) == FALSE)
logLastError("error removing Tab resize handling subclass in tabSubProc()");
break;
}
return (*fv_DefSubclassProc)(hwnd, uMsg, wParam, lParam);
return DefSubclassProc(hwnd, uMsg, wParam, lParam);
}
#define tabCapGrow 32
@ -229,11 +231,9 @@ static void tabAppendPage(uiTab *tt, const char *name, uiControl *child)
page = uiNew(struct tabPage);
n = SendMessageW(t->hwnd, TCM_GETITEMCOUNT, 0, 0);
page->bin = newBin();
uiBinSetMainControl(page->bin, child);
uiBinSetOSParent(page->bin, (uintptr_t) (t->hwnd));
page->control = child;
if (n != 0) // if this isn't the first page, we have to hide the other controls
uiControlHide(uiControl(page->bin));
uiControlHide(page->control);
ptrArrayAppend(t->pages, page);
@ -249,7 +249,7 @@ static void tabAppendPage(uiTab *tt, const char *name, uiControl *child)
// if this is the first tab, Windows will automatically show it /without/ sending a TCN_SELCHANGE notification
// so we need to manually resize the tab ourselves
// don't use uiContainerUpdate() for the same reason as in the TCN_SELCHANGE handler
SendMessageW(t->hwnd, msgUpdateChild, 0, 0);
uiControlQueueResize(page->control);
}
static void tabInsertPageBefore(uiTab *tt, const char *name, uintmax_t n, uiControl *child)
@ -261,11 +261,9 @@ static void tabInsertPageBefore(uiTab *tt, const char *name, uintmax_t n, uiCont
page = uiNew(struct tabPage);
page->bin = newBin();
uiBinSetMainControl(page->bin, child);
uiBinSetOSParent(page->bin, (uintptr_t) (t->hwnd));
page->control = child;
// always hide; the current tab doesn't change
uiControlHide(uiControl(page->bin));
uiControlHide(page->control);
ptrArrayInsertBefore(t->pages, n, page);
@ -292,12 +290,9 @@ static void tabDeletePage(uiTab *tt, uintmax_t n)
page = ptrArrayIndex(t->pages, struct tabPage *, n);
ptrArrayDelete(t->pages, n);
// make sure the page's control isn't destroyed
uiBinSetMainControl(page->bin, NULL);
// and keep the page control alive
uiControlSetParent(page->control, NULL);
// see tabDestroy() above for details
uiBinRemoveOSParent(page->bin);
uiControlDestroy(uiControl(page->bin));
uiFree(page);
}
@ -317,9 +312,6 @@ static int tabMargined(uiTab *tt, uintmax_t n)
return page->margined;
}
// from http://msdn.microsoft.com/en-us/library/windows/desktop/bb226818%28v=vs.85%29.aspx
#define tabMargin 7
static void tabSetMargined(uiTab *tt, uintmax_t n, int margined)
{
struct tab *t = (struct tab *) tt;
@ -327,11 +319,7 @@ static void tabSetMargined(uiTab *tt, uintmax_t n, int margined)
page = ptrArrayIndex(t->pages, struct tabPage *, n);
page->margined = margined;
if (page->margined)
uiBinSetMargins(page->bin, tabMargin, tabMargin, tabMargin, tabMargin);
else
uiBinSetMargins(page->bin, 0, 0, 0, 0);
uiContainerUpdate(uiContainer(page->bin));
uiControlQueueResize(page->control);
}
uiTab *uiNewTab(void)
@ -362,10 +350,12 @@ uiTab *uiNewTab(void)
uiControl(t)->PreferredSize = tabPreferredSize;
t->baseResize = uiControl(t)->Resize;
uiControl(t)->Resize = tabResize;
uiControl(t)->ComputeChildSize = tabComputeChildSize;
t->baseEnable = uiControl(t)->Enable;
uiControl(t)->Enable = tabEnable;
t->baseDisable = uiControl(t)->Disable;
uiControl(t)->Disable = tabDisable;
// TODO ContainerEnable/ContainerDisable
t->baseSysFunc = uiControl(t)->SysFunc;
uiControl(t)->SysFunc = tabSysFunc;

7
redo/windows/uipriv_windows.h
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@ -60,9 +60,6 @@ extern WCHAR *windowText(HWND);
// tab.c
extern void tabEnterTabNavigation(HWND);
extern void tabLeaveTabNavigation(HWND);
/////////////////////////////////
@ -105,3 +102,7 @@ extern void uninitMenus(void);
// alloc.c
extern int initAlloc(void);
extern void uninitAlloc(void);
// tab.c
extern void tabEnterTabNavigation(HWND);
extern void tabLeaveTabNavigation(HWND);