interesting
/
libui
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Implemented the new combobox stuff on Windows.

This commit is contained in:
Pietro Gagliardi 2015-10-08 15:42:58 -04:00
parent 06f17aa4de
commit eb96d5edb0
1 changed files with 41 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
windows/combobox.c
View File

@ -6,13 +6,28 @@
struct uiCombobox { struct uiCombobox {
uiWindowsControl c; uiWindowsControl c;
HWND hwnd; HWND hwnd;
void (*onSelected)(uiCombobox *, void *);
void *onSelectedData;
}; };
uiWindowsDefineControl( uiWindowsDefineControlWithOnDestroy(
uiCombobox, // type name uiCombobox, // type name
uiComboboxType // type function uiComboboxType, // type function
uiWindowsUnregisterWM_COMMANDHandler(this->hwnd); // on destroy
) )
// note: NOT triggered on entering text
static BOOL onWM_COMMAND(uiControl *cc, HWND hwnd, WORD code, LRESULT *lResult)
{
uiCombobox *c = uiCombobox(cc);
if (code != CBN_SELCHANGE)
return FALSE;
(*(c->onSelected))(c, c->onSelectedData);
*lResult = 0;
return TRUE;
}
// from http://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing // from http://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing
#define comboboxWidth 107 /* this is actually the shorter progress bar width, but Microsoft only indicates as wide as necessary */ #define comboboxWidth 107 /* this is actually the shorter progress bar width, but Microsoft only indicates as wide as necessary */
#define comboboxHeight 14 #define comboboxHeight 14
@ -23,6 +38,11 @@ static void minimumSize(uiWindowsControl *c, uiWindowsSizing *d, intmax_t *width
*height = uiWindowsDlgUnitsToY(comboboxHeight, d->BaseY); *height = uiWindowsDlgUnitsToY(comboboxHeight, d->BaseY);
} }
static void defaultOnSelected(uiCombobox *c, void *data)
{
// do nothing
}
void uiComboboxAppend(uiCombobox *c, const char *text) void uiComboboxAppend(uiCombobox *c, const char *text)
{ {
WCHAR *wtext; WCHAR *wtext;
@ -37,6 +57,22 @@ void uiComboboxAppend(uiCombobox *c, const char *text)
uiFree(wtext); uiFree(wtext);
} }
intmax_t uiComboboxSelected(uiCombobox *c)
{
LRESULT n;
n = SendMessage(c->hwnd, CB_GETCURSEL, 0, 0);
if (n == (LRESULT) CB_ERR)
return -1;
return (intmax_t) n;
}
void uiComboboxOnSelected(uiCombobox *c, void (*f)(uiCombobox *c, void *data), void *data)
{
c->onSelected = f;
c->onSelectedData = data;
}
static uiCombobox *finishNewCombobox(DWORD style) static uiCombobox *finishNewCombobox(DWORD style)
{ {
uiCombobox *c; uiCombobox *c;
@ -49,6 +85,9 @@ static uiCombobox *finishNewCombobox(DWORD style)
hInstance, NULL, hInstance, NULL,
TRUE); TRUE);
uiWindowsRegisterWM_COMMANDHandler(c->hwnd, onWM_COMMAND, uiControl(c));
uiComboboxOnSelected(c, defaultOnSelected, NULL);
uiWindowsFinishNewControl(c, uiCombobox); uiWindowsFinishNewControl(c, uiCombobox);
return c; return c;