better Input Method Editor (IME) support (35f7db)

This commit is contained in:
bakkeby 2020-03-24 11:25:39 +01:00
parent 9f1a2db7c5
commit e7cfd5ae16
11 changed files with 56 additions and 93 deletions

77
x.c
View file

@ -166,6 +166,9 @@ static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int);
static void xdrawglyph(Glyph, int, int);
static void xclear(int, int, int, int);
static int xgeommasktogravity(int);
static void ximopen(Display *);
static void ximinstantiate(Display *, XPointer, XPointer);
static void ximdestroy(XIM, XPointer, XPointer);
static void xinit(int, int);
static void cresize(int, int);
static void xresize(int, int);
@ -946,6 +949,46 @@ xgeommasktogravity(int mask)
return SouthEastGravity;
}
void
ximopen(Display *dpy)
{
XIMCallback destroy = { .client_data = NULL, .callback = ximdestroy };
if ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) {
XSetLocaleModifiers("@im=local");
if ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) {
XSetLocaleModifiers("@im=");
if ((xw.xim = XOpenIM(xw.dpy,
NULL, NULL, NULL)) == NULL) {
die("XOpenIM failed. Could not open input"
" device.\n");
}
}
}
if (XSetIMValues(xw.xim, XNDestroyCallback, &destroy, NULL) != NULL)
die("XSetIMValues failed. Could not set input method value.\n");
xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
XNClientWindow, xw.win, XNFocusWindow, xw.win, NULL);
if (xw.xic == NULL)
die("XCreateIC failed. Could not obtain input method.\n");
}
void
ximinstantiate(Display *dpy, XPointer client, XPointer call)
{
ximopen(dpy);
XUnregisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
ximinstantiate, NULL);
}
void
ximdestroy(XIM xim, XPointer client, XPointer call)
{
xw.xim = NULL;
XRegisterIMInstantiateCallback(xw.dpy, NULL, NULL, NULL,
ximinstantiate, NULL);
}
int
xloadfont(Font *f, FcPattern *pattern)
{
@ -1196,10 +1239,7 @@ xinit(int cols, int rows)
xw.attrs.background_pixel = dc.col[defaultbg].pixel;
xw.attrs.border_pixel = dc.col[defaultbg].pixel;
xw.attrs.bit_gravity = NorthWestGravity;
xw.attrs.event_mask = FocusChangeMask | KeyPressMask
#if FIXIME_PATCH
| KeyReleaseMask
#endif // FIXIME_PATCH
xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask
| ExposureMask | VisibilityChangeMask | StructureNotifyMask
| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask
#if ST_EMBEDDER_PATCH
@ -1243,26 +1283,7 @@ xinit(int cols, int rows)
xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
/* input methods */
#if FIXIME_PATCH
ximopen(xw.dpy);
#else
if ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) {
XSetLocaleModifiers("@im=local");
if ((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) {
XSetLocaleModifiers("@im=");
if ((xw.xim = XOpenIM(xw.dpy,
NULL, NULL, NULL)) == NULL) {
die("XOpenIM failed. Could not open input"
" device.\n");
}
}
}
xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing
| XIMStatusNothing, XNClientWindow, xw.win,
XNFocusWindow, xw.win, NULL);
if (xw.xic == NULL)
die("XCreateIC failed. Could not obtain input method.\n");
#endif // FIXIME_PATCH
/* white cursor, black outline */
#if HIDECURSOR_PATCH
@ -1885,6 +1906,16 @@ xfinishdraw(void)
defaultfg : defaultbg].pixel);
}
void
xximspot(int x, int y)
{
XPoint spot = { borderpx + x * win.cw, borderpx + (y + 1) * win.ch };
XVaNestedList attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);
XSetICValues(xw.xic, XNPreeditAttributes, attr, NULL);
XFree(attr);
}
void
expose(XEvent *ev)
{