Patching st for scrollback.

This commit is contained in:
Derek Taylor
2019-02-18 20:40:11 -06:00
parent f1af653f99
commit c0cf307051
17 changed files with 203 additions and 51 deletions

88
st/x.c Executable file → Normal file
View File

@@ -144,6 +144,9 @@ 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);
@@ -414,6 +417,7 @@ bpress(XEvent *e)
{
struct timespec now;
MouseShortcut *ms;
MouseKey *mk;
int snap;
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) {
@@ -421,10 +425,20 @@ bpress(XEvent *e)
return;
}
for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) {
if (e->xbutton.button == ms->b
&& match(ms->mask, e->xbutton.state)) {
ttywrite(ms->s, strlen(ms->s), 1);
if (tisaltscr()) {
for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) {
if (e->xbutton.button == ms->b
&& match(ms->mask, e->xbutton.state)) {
ttywrite(ms->s, strlen(ms->s), 1);
return;
}
}
}
for (mk = mkeys; mk < mkeys + LEN(mkeys); mk++) {
if (e->xbutton.button == mk->b
&& match(mk->mask, e->xbutton.state)) {
mk->func(&mk->arg);
return;
}
}
@@ -1020,6 +1034,43 @@ xunloadfonts(void)
xunloadfont(&dc.ibfont);
}
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);
}
void
xinit(int cols, int rows)
{
@@ -1094,7 +1145,7 @@ 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
xw.attrs.event_mask = FocusChangeMask | KeyPressMask | KeyReleaseMask
| ExposureMask | VisibilityChangeMask | StructureNotifyMask
| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
xw.attrs.colormap = xw.cmap;
@@ -1121,22 +1172,7 @@ xinit(int cols, int rows)
xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
/* input methods */
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");
ximopen(xw.dpy);
/* white cursor, black outline */
cursor = XCreateFontCursor(xw.dpy, mouseshape);
@@ -1614,6 +1650,16 @@ 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)
{