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x.c
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/* See LICENSE for license details. */
#include <errno.h>
#include <math.h>
#include <limits.h>
#include <locale.h>
#include <signal.h>
#include <sys/select.h>
#include <time.h>
#include <unistd.h>
#include <libgen.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Xft/Xft.h>
#include <X11/XKBlib.h>
char *argv0;
#include "arg.h"
#include "st.h"
#include "win.h"
#if LIGATURES_PATCH
#include "hb.h"
#endif // LIGATURES_PATCH
#if THEMED_CURSOR_PATCH
#include <X11/Xcursor/Xcursor.h>
#endif // THEMED_CURSOR_PATCH
#if SIXEL_PATCH
#include <Imlib2.h>
#include "sixel.h"
#endif // SIXEL_PATCH
#if UNDERCURL_PATCH
/* Undercurl slope types */
enum undercurl_slope_type {
UNDERCURL_SLOPE_ASCENDING = 0,
UNDERCURL_SLOPE_TOP_CAP = 1,
UNDERCURL_SLOPE_DESCENDING = 2,
UNDERCURL_SLOPE_BOTTOM_CAP = 3
};
#endif // UNDERCURL_PATCH
#if ANYGEOMETRY_PATCH
typedef enum {
PixelGeometry,
CellGeometry
} Geometry;
#endif // ANYGEOMETRY_PATCH
/* X modifiers */
#define XK_ANY_MOD UINT_MAX
#define XK_NO_MOD 0
#define XK_SWITCH_MOD (1<<13|1<<14)
/* function definitions used in config.h */
static void clipcopy(const Arg *);
static void clippaste(const Arg *);
static void numlock(const Arg *);
static void selpaste(const Arg *);
static void ttysend(const Arg *);
static void zoom(const Arg *);
static void zoomabs(const Arg *);
static void zoomreset(const Arg *);
#include "patch/st_include.h"
#include "patch/x_include.h"
/* config.h for applying patches and the configuration. */
#include "config.h"
#if CSI_22_23_PATCH
/* size of title stack */
#define TITLESTACKSIZE 8
#endif // CSI_22_23_PATCH
/* XEMBED messages */
#define XEMBED_FOCUS_IN 4
#define XEMBED_FOCUS_OUT 5
/* macros */
#define IS_SET(flag) ((win.mode & (flag)) != 0)
#define TRUERED(x) (((x) & 0xff0000) >> 8)
#define TRUEGREEN(x) (((x) & 0xff00))
#define TRUEBLUE(x) (((x) & 0xff) << 8)
static inline ushort sixd_to_16bit(int);
static int xmakeglyphfontspecs(XftGlyphFontSpec *, const Glyph *, int, int, int);
#if LIGATURES_PATCH && WIDE_GLYPHS_PATCH
static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int, int, int);
#elif LIGATURES_PATCH || WIDE_GLYPHS_PATCH
static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int, int);
#else
static void xdrawglyphfontspecs(const XftGlyphFontSpec *, Glyph, int, int, int);
#endif // WIDE_GLYPHS_PATCH | LIGATURES_PATCH
#if LIGATURES_PATCH
static inline void xresetfontsettings(uint32_t mode, Font **font, int *frcflags);
#endif // LIGATURES_PATCH
void xdrawglyph(Glyph, int, int);
static void xclear(int, int, int, int);
static int xgeommasktogravity(int);
static int ximopen(Display *);
static void ximinstantiate(Display *, XPointer, XPointer);
static void ximdestroy(XIM, XPointer, XPointer);
static int xicdestroy(XIC, XPointer, XPointer);
static void xinit(int, int);
static void cresize(int, int);
static void xresize(int, int);
static void xhints(void);
static int xloadcolor(int, const char *, Color *);
static int xloadfont(Font *, FcPattern *);
static void xloadfonts(const char *, double);
static void xunloadfont(Font *);
static void xunloadfonts(void);
static void xsetenv(void);
static void xseturgency(int);
static int evcol(XEvent *);
static int evrow(XEvent *);
static void expose(XEvent *);
static void visibility(XEvent *);
static void unmap(XEvent *);
static void kpress(XEvent *);
static void cmessage(XEvent *);
static void resize(XEvent *);
static void focus(XEvent *);
static uint buttonmask(uint);
static void brelease(XEvent *);
static void bpress(XEvent *);
static void bmotion(XEvent *);
static void propnotify(XEvent *);
static void selnotify(XEvent *);
static void selclear_(XEvent *);
static void selrequest(XEvent *);
static void setsel(char *, Time);
#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH
static void sigusr1_reload(int sig);
#endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH
static int mouseaction(XEvent *, uint);
static void mousesel(XEvent *, int);
static void mousereport(XEvent *);
static char *kmap(KeySym, uint);
static int match(uint, uint);
static void run(void);
static void usage(void);
static void (*handler[LASTEvent])(XEvent *) = {
[KeyPress] = kpress,
[ClientMessage] = cmessage,
[ConfigureNotify] = resize,
[VisibilityNotify] = visibility,
[UnmapNotify] = unmap,
[Expose] = expose,
[FocusIn] = focus,
[FocusOut] = focus,
[MotionNotify] = bmotion,
[ButtonPress] = bpress,
[ButtonRelease] = brelease,
/*
* Uncomment if you want the selection to disappear when you select something
* different in another window.
*/
/* [SelectionClear] = selclear_, */
[SelectionNotify] = selnotify,
/*
* PropertyNotify is only turned on when there is some INCR transfer happening
* for the selection retrieval.
*/
[PropertyNotify] = propnotify,
[SelectionRequest] = selrequest,
#if ST_EMBEDDER_PATCH
[CreateNotify] = createnotify,
[DestroyNotify] = destroynotify,
#endif // ST_EMBEDDER_PATCH
};
/* Globals */
Term term;
DC dc;
XWindow xw;
XSelection xsel;
TermWindow win;
#if CSI_22_23_PATCH
static int tstki; /* title stack index */
static char *titlestack[TITLESTACKSIZE]; /* title stack */
#endif // CSI_22_23_PATCH
/* Font Ring Cache */
enum {
FRC_NORMAL,
FRC_ITALIC,
FRC_BOLD,
FRC_ITALICBOLD
};
typedef struct {
XftFont *font;
int flags;
Rune unicodep;
} Fontcache;
/* Fontcache is an array now. A new font will be appended to the array. */
static Fontcache *frc = NULL;
static int frclen = 0;
static int frccap = 0;
static char *usedfont = NULL;
static double usedfontsize = 0;
static double defaultfontsize = 0;
#if ALPHA_PATCH
static char *opt_alpha = NULL;
#endif // ALPHA_PATCH
static char *opt_class = NULL;
static char **opt_cmd = NULL;
static char *opt_embed = NULL;
static char *opt_font = NULL;
static char *opt_io = NULL;
static char *opt_line = NULL;
static char *opt_name = NULL;
static char *opt_title = NULL;
#if WORKINGDIR_PATCH
static char *opt_dir = NULL;
#endif // WORKINGDIR_PATCH
#if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH
static int focused = 0;
#endif // ALPHA_FOCUS_HIGHLIGHT_PATCH
static uint buttons; /* bit field of pressed buttons */
#if BLINKING_CURSOR_PATCH
static int cursorblinks = 0;
#endif // BLINKING_CURSOR_PATCH
#if VISUALBELL_1_PATCH
static int bellon = 0; /* visual bell status */
#endif // VISUALBELL_1_PATCH
#if RELATIVEBORDER_PATCH
int borderpx;
#endif // RELATIVEBORDER_PATCH
#if SWAPMOUSE_PATCH
static Cursor cursor;
static XColor xmousefg, xmousebg;
#endif // SWAPMOUSE_PATCH
#include "patch/x_include.c"
void
clipcopy(const Arg *dummy)
{
Atom clipboard;
free(xsel.clipboard);
xsel.clipboard = NULL;
if (xsel.primary != NULL) {
xsel.clipboard = xstrdup(xsel.primary);
clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime);
}
}
void
clippaste(const Arg *dummy)
{
Atom clipboard;
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
if (IS_SET(MODE_KBDSELECT) && !kbds_issearchmode())
return;
#endif // KEYBOARDSELECT_PATCH
clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
XConvertSelection(xw.dpy, clipboard, xsel.xtarget, clipboard,
xw.win, CurrentTime);
}
void
numlock(const Arg *dummy)
{
win.mode ^= MODE_NUMLOCK;
}
void
selpaste(const Arg *dummy)
{
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
if (IS_SET(MODE_KBDSELECT) && !kbds_issearchmode())
return;
#endif // KEYBOARDSELECT_PATCH
XConvertSelection(xw.dpy, XA_PRIMARY, xsel.xtarget, XA_PRIMARY,
xw.win, CurrentTime);
}
void
ttysend(const Arg *arg)
{
ttywrite(arg->s, strlen(arg->s), 1);
}
void
zoom(const Arg *arg)
{
Arg larg;
larg.f = usedfontsize + arg->f;
#if SIXEL_PATCH
if (larg.f >= 1.0)
zoomabs(&larg);
#else
zoomabs(&larg);
#endif // SIXEL_PATCH
}
void
zoomabs(const Arg *arg)
{
#if SIXEL_PATCH
int i;
ImageList *im;
#endif // SIXEL_PATCH
xunloadfonts();
xloadfonts(usedfont, arg->f);
#if FONT2_PATCH
xloadsparefonts();
#endif // FONT2_PATCH
#if SIXEL_PATCH
/* delete old pixmaps so that xfinishdraw() can create new scaled ones */
for (im = term.images, i = 0; i < 2; i++, im = term.images_alt) {
for (; im; im = im->next) {
if (im->pixmap)
XFreePixmap(xw.dpy, (Drawable)im->pixmap);
if (im->clipmask)
XFreePixmap(xw.dpy, (Drawable)im->clipmask);
im->pixmap = NULL;
im->clipmask = NULL;
}
}
#endif // SIXEL_PATCH
cresize(0, 0);
redraw();
xhints();
}
void
zoomreset(const Arg *arg)
{
Arg larg;
if (defaultfontsize > 0) {
larg.f = defaultfontsize;
zoomabs(&larg);
}
}
int
evcol(XEvent *e)
{
#if ANYSIZE_PATCH
int x = e->xbutton.x - win.hborderpx;
#else
int x = e->xbutton.x - borderpx;
#endif // ANYSIZE_PATCH
LIMIT(x, 0, win.tw - 1);
return x / win.cw;
}
int
evrow(XEvent *e)
{
#if ANYSIZE_PATCH
int y = e->xbutton.y - win.vborderpx;
#else
int y = e->xbutton.y - borderpx;
#endif // ANYSIZE_PATCH
LIMIT(y, 0, win.th - 1);
return y / win.ch;
}
uint
buttonmask(uint button)
{
return button == Button1 ? Button1Mask
: button == Button2 ? Button2Mask
: button == Button3 ? Button3Mask
: button == Button4 ? Button4Mask
: button == Button5 ? Button5Mask
: 0;
}
int
mouseaction(XEvent *e, uint release)
{
MouseShortcut *ms;
int screen = tisaltscr() ? S_ALT : S_PRI;
/* ignore Button<N>mask for Button<N> - it's set on release */
uint state = e->xbutton.state & ~buttonmask(e->xbutton.button);
for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) {
if (ms->release == release &&
ms->button == e->xbutton.button &&
(!ms->screen || (ms->screen == screen)) &&
(match(ms->mod, state) || /* exact or forced */
match(ms->mod, state & ~forcemousemod))) {
ms->func(&(ms->arg));
return 1;
}
}
return 0;
}
void
mousesel(XEvent *e, int done)
{
int type, seltype = SEL_REGULAR;
uint state = e->xbutton.state & ~(Button1Mask | forcemousemod);
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
if (kbds_isselectmode())
return;
#endif // KEYBOARDSELECT_PATCH
for (type = 1; type < LEN(selmasks); ++type) {
if (match(selmasks[type], state)) {
seltype = type;
break;
}
}
selextend(evcol(e), evrow(e), seltype, done);
if (done)
setsel(getsel(), e->xbutton.time);
}
void
mousereport(XEvent *e)
{
int len, btn, code;
int x = evcol(e), y = evrow(e);
int state = e->xbutton.state;
char buf[40];
static int ox, oy;
if (e->type == MotionNotify) {
if (x == ox && y == oy)
return;
if (!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY))
return;
/* MODE_MOUSEMOTION: no reporting if no button is pressed */
if (IS_SET(MODE_MOUSEMOTION) && buttons == 0)
return;
/* Set btn to lowest-numbered pressed button, or 12 if no
* buttons are pressed. */
for (btn = 1; btn <= 11 && !(buttons & (1<<(btn-1))); btn++)
;
code = 32;
} else {
btn = e->xbutton.button;
/* Only buttons 1 through 11 can be encoded */
if (btn < 1 || btn > 11)
return;
if (e->type == ButtonRelease) {
/* MODE_MOUSEX10: no button release reporting */
if (IS_SET(MODE_MOUSEX10))
return;
/* Don't send release events for the scroll wheel */
if (btn == 4 || btn == 5)
return;
}
code = 0;
}
ox = x;
oy = y;
/* Encode btn into code. If no button is pressed for a motion event in
* MODE_MOUSEMANY, then encode it as a release. */
if ((!IS_SET(MODE_MOUSESGR) && e->type == ButtonRelease) || btn == 12)
code += 3;
else if (btn >= 8)
code += 128 + btn - 8;
else if (btn >= 4)
code += 64 + btn - 4;
else
code += btn - 1;
if (!IS_SET(MODE_MOUSEX10)) {
code += ((state & ShiftMask ) ? 4 : 0)
+ ((state & Mod1Mask ) ? 8 : 0) /* meta key: alt */
+ ((state & ControlMask) ? 16 : 0);
}
if (IS_SET(MODE_MOUSESGR)) {
len = snprintf(buf, sizeof(buf), "\033[<%d;%d;%d%c",
code, x+1, y+1,
e->type == ButtonRelease ? 'm' : 'M');
} else if (x < 223 && y < 223) {
len = snprintf(buf, sizeof(buf), "\033[M%c%c%c",
32+code, 32+x+1, 32+y+1);
} else {
return;
}
ttywrite(buf, len, 0);
}
void
bpress(XEvent *e)
{
int btn = e->xbutton.button;
struct timespec now;
int snap;
if (1 <= btn && btn <= 11)
buttons |= 1 << (btn-1);
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
mousereport(e);
return;
}
if (mouseaction(e, 0))
return;
if (btn == Button1) {
/*
* If the user clicks below predefined timeouts specific
* snapping behaviour is exposed.
*/
clock_gettime(CLOCK_MONOTONIC, &now);
if (TIMEDIFF(now, xsel.tclick2) <= tripleclicktimeout) {
snap = SNAP_LINE;
} else if (TIMEDIFF(now, xsel.tclick1) <= doubleclicktimeout) {
snap = SNAP_WORD;
} else {
snap = 0;
}
xsel.tclick2 = xsel.tclick1;
xsel.tclick1 = now;
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
if (kbds_isselectmode())
return;
#endif // KEYBOARDSELECT_PATCH
selstart(evcol(e), evrow(e), snap);
#if OPENURLONCLICK_PATCH
clearurl();
url_click = 1;
#endif // OPENURLONCLICK_PATCH
}
}
void
propnotify(XEvent *e)
{
XPropertyEvent *xpev;
Atom clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
xpev = &e->xproperty;
if (xpev->state == PropertyNewValue &&
(xpev->atom == XA_PRIMARY ||
xpev->atom == clipboard)) {
selnotify(e);
}
#if BACKGROUND_IMAGE_PATCH
if (pseudotransparency &&
!strncmp(XGetAtomName(xw.dpy, e->xproperty.atom), "_NET_WM_STATE", 13)) {
updatexy();
redraw();
}
#endif // BACKGROUND_IMAGE_PATCH
}
void
selnotify(XEvent *e)
{
ulong nitems, ofs, rem;
int format;
uchar *data, *last, *repl;
Atom type, incratom, property = None;
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
int append = 0;
#endif // KEYBOARDSELECT_PATCH
incratom = XInternAtom(xw.dpy, "INCR", 0);
ofs = 0;
if (e->type == SelectionNotify)
property = e->xselection.property;
else if (e->type == PropertyNotify)
property = e->xproperty.atom;
if (property == None)
return;
#if DRAG_AND_DROP_PATCH
if (property == xw.XdndSelection) {
xdndsel(e);
return;
}
#endif // DRAG_AND_DROP_PATCH
do {
if (XGetWindowProperty(xw.dpy, xw.win, property, ofs,
BUFSIZ/4, False, AnyPropertyType,
&type, &format, &nitems, &rem,
&data)) {
fprintf(stderr, "Clipboard allocation failed\n");
return;
}
#if BACKGROUND_IMAGE_PATCH
if (e->type == PropertyNotify && nitems == 0 && rem == 0 && !pseudotransparency)
#else
if (e->type == PropertyNotify && nitems == 0 && rem == 0)
#endif // BACKGROUND_IMAGE_PATCH
{
/*
* If there is some PropertyNotify with no data, then
* this is the signal of the selection owner that all
* data has been transferred. We won't need to receive
* PropertyNotify events anymore.
*/
MODBIT(xw.attrs.event_mask, 0, PropertyChangeMask);
XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask,
&xw.attrs);
}
if (type == incratom) {
/*
* Activate the PropertyNotify events so we receive
* when the selection owner does send us the next
* chunk of data.
*/
#if BACKGROUND_IMAGE_PATCH
if (!pseudotransparency) {
#endif // BACKGROUND_IMAGE_PATCH
MODBIT(xw.attrs.event_mask, 1, PropertyChangeMask);
XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask,
&xw.attrs);
#if BACKGROUND_IMAGE_PATCH
}
#endif // BACKGROUND_IMAGE_PATCH
/*
* Deleting the property is the transfer start signal.
*/
XDeleteProperty(xw.dpy, xw.win, (int)property);
continue;
}
#if KEYBOARDSELECT_PATCH && REFLOW_PATCH
if (IS_SET(MODE_KBDSELECT) && kbds_issearchmode()) {
kbds_pasteintosearch(data, nitems * format / 8, append++);
} else {
/*
* As seen in getsel:
* Line endings are inconsistent in the terminal and GUI world
* copy and pasting. When receiving some selection data,
* replace all '\n' with '\r'.
* FIXME: Fix the computer world.
*/
repl = data;
last = data + nitems * format / 8;
while ((repl = memchr(repl, '\n', last - repl))) {
*repl++ = '\r';
}
if (IS_SET(MODE_BRCKTPASTE) && ofs == 0)
ttywrite("\033[200~", 6, 0);
ttywrite((char *)data, nitems * format / 8, 1);
if (IS_SET(MODE_BRCKTPASTE) && rem == 0)
ttywrite("\033[201~", 6, 0);
}
#else
/*
* As seen in getsel:
* Line endings are inconsistent in the terminal and GUI world
* copy and pasting. When receiving some selection data,
* replace all '\n' with '\r'.
* FIXME: Fix the computer world.
*/
repl = data;
last = data + nitems * format / 8;
while ((repl = memchr(repl, '\n', last - repl))) {
*repl++ = '\r';
}
if (IS_SET(MODE_BRCKTPASTE) && ofs == 0)
ttywrite("\033[200~", 6, 0);
ttywrite((char *)data, nitems * format / 8, 1);
if (IS_SET(MODE_BRCKTPASTE) && rem == 0)
ttywrite("\033[201~", 6, 0);
#endif // KEYBOARDSELECT_PATCH
XFree(data);
/* number of 32-bit chunks returned */
ofs += nitems * format / 32;
} while (rem > 0);
/*
* Deleting the property again tells the selection owner to send the
* next data chunk in the property.
*/
XDeleteProperty(xw.dpy, xw.win, (int)property);
}
void
xclipcopy(void)
{
clipcopy(NULL);
}
void
selclear_(XEvent *e)
{
selclear();
}
void
selrequest(XEvent *e)
{
XSelectionRequestEvent *xsre;
XSelectionEvent xev;
Atom xa_targets, string, clipboard;
char *seltext;
xsre = (XSelectionRequestEvent *) e;
xev.type = SelectionNotify;
xev.requestor = xsre->requestor;
xev.selection = xsre->selection;
xev.target = xsre->target;
xev.time = xsre->time;
if (xsre->property == None)
xsre->property = xsre->target;
/* reject */
xev.property = None;
xa_targets = XInternAtom(xw.dpy, "TARGETS", 0);
if (xsre->target == xa_targets) {
/* respond with the supported type */
string = xsel.xtarget;
XChangeProperty(xsre->display, xsre->requestor, xsre->property,
XA_ATOM, 32, PropModeReplace,
(uchar *) &string, 1);
xev.property = xsre->property;
} else if (xsre->target == xsel.xtarget || xsre->target == XA_STRING) {
/*
* xith XA_STRING non ascii characters may be incorrect in the
* requestor. It is not our problem, use utf8.
*/
clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
if (xsre->selection == XA_PRIMARY) {
seltext = xsel.primary;
} else if (xsre->selection == clipboard) {
seltext = xsel.clipboard;
} else {
fprintf(stderr,
"Unhandled clipboard selection 0x%lx\n",
xsre->selection);
return;
}
if (seltext != NULL) {
XChangeProperty(xsre->display, xsre->requestor,
xsre->property, xsre->target,
8, PropModeReplace,
(uchar *)seltext, strlen(seltext));
xev.property = xsre->property;
}
}
/* all done, send a notification to the listener */
if (!XSendEvent(xsre->display, xsre->requestor, 1, 0, (XEvent *) &xev))
fprintf(stderr, "Error sending SelectionNotify event\n");
}
void
setsel(char *str, Time t)
{
if (!str)
return;
free(xsel.primary);
xsel.primary = str;
XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, t);
if (XGetSelectionOwner(xw.dpy, XA_PRIMARY) != xw.win)
selclear();
#if CLIPBOARD_PATCH
clipcopy(NULL);
#endif // CLIPBOARD_PATCH
}
#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH || BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH
void
sigusr1_reload(int sig)
{
#if XRESOURCES_PATCH && XRESOURCES_RELOAD_PATCH
reload_config(sig);
#endif // XRESOURCES_RELOAD_PATCH
#if BACKGROUND_IMAGE_PATCH && BACKGROUND_IMAGE_RELOAD_PATCH
reload_image();
#endif // BACKGROUND_IMAGE_RELOAD_PATCH
signal(SIGUSR1, sigusr1_reload);
}
#endif // XRESOURCES_RELOAD_PATCH | BACKGROUND_IMAGE_RELOAD_PATCH
void
xsetsel(char *str)
{
setsel(str, CurrentTime);
}
void
brelease(XEvent *e)
{
int btn = e->xbutton.button;
if (1 <= btn && btn <= 11)
buttons &= ~(1 << (btn-1));
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
mousereport(e);
return;
}
if (mouseaction(e, 1))
return;
if (btn == Button1) {
mousesel(e, 1);
#if OPENURLONCLICK_PATCH
if (url_click && e->xkey.state & url_opener_modkey)
openUrlOnClick(evcol(e), evrow(e), url_opener);
#endif // OPENURLONCLICK_PATCH
}
#if RIGHTCLICKTOPLUMB_PATCH
else if (btn == Button3)
plumb(xsel.primary);
#endif // RIGHTCLICKTOPLUMB_PATCH
}
void
bmotion(XEvent *e)
{
#if HIDECURSOR_PATCH
if (!xw.pointerisvisible) {
#if SWAPMOUSE_PATCH
if (win.mode & MODE_MOUSE)
XUndefineCursor(xw.dpy, xw.win);
else
XDefineCursor(xw.dpy, xw.win, xw.vpointer);
#else
XDefineCursor(xw.dpy, xw.win, xw.vpointer);
#endif // SWAPMOUSE_PATCH
xw.pointerisvisible = 1;
if (!IS_SET(MODE_MOUSEMANY))
xsetpointermotion(0);
}
#endif // HIDECURSOR_PATCH
#if OPENURLONCLICK_PATCH
if (!IS_SET(MODE_MOUSE)) {
if (!(e->xbutton.state & Button1Mask) && detecturl(evcol(e), evrow(e), 1))
XDefineCursor(xw.dpy, xw.win, xw.upointer);
else
XDefineCursor(xw.dpy, xw.win, xw.vpointer);
}
url_click = 0;
#endif // OPENURLONCLICK_PATCH
if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forcemousemod)) {
mousereport(e);
return;
}
mousesel(e, 0);
}
void
cresize(int width, int height)
{
int col, row;
if (width != 0)
win.w = width;
if (height != 0)
win.h = height;
col = (win.w - 2 * borderpx) / win.cw;
row = (win.h - 2 * borderpx) / win.ch;
col = MAX(2, col);
row = MAX(1, row);
#if ANYSIZE_PATCH
win.hborderpx = (win.w - col * win.cw) / 2;
win.vborderpx = (win.h - row * win.ch) / 2;
#endif // ANYSIZE_PATCH
tresize(col, row);
xresize(col, row);
ttyresize(win.tw, win.th);
}
void
xresize(int col, int row)
{
win.tw = col * win.cw;
win.th = row * win.ch;
#if !SINGLE_DRAWABLE_BUFFER_PATCH
XFreePixmap(xw.dpy, xw.buf);
xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
#if ALPHA_PATCH
xw.depth
#else
DefaultDepth(xw.dpy, xw.scr)
#endif // ALPHA_PATCH
);
XftDrawChange(xw.draw, xw.buf);
#endif // SINGLE_DRAWABLE_BUFFER_PATCH
xclear(0, 0, win.w, win.h);
/* resize to new width */
#if LIGATURES_PATCH
xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec) * 4);
xw.specseq = xrealloc(xw.specseq, col * sizeof(GlyphFontSeq));
#else
xw.specbuf = xrealloc(xw.specbuf, col * sizeof(GlyphFontSpec));
#endif // LIGATURES_PATCH
}
ushort
sixd_to_16bit(int x)
{
return x == 0 ? 0 : 0x3737 + 0x2828 * x;
}
int
xloadcolor(int i, const char *name, Color *ncolor)
{
XRenderColor color = { .alpha = 0xffff };
if (!name) {
if (BETWEEN(i, 16, 255)) { /* 256 color */
if (i < 6*6*6+16) { /* same colors as xterm */
color.red = sixd_to_16bit( ((i-16)/36)%6 );
color.green = sixd_to_16bit( ((i-16)/6) %6 );
color.blue = sixd_to_16bit( ((i-16)/1) %6 );
} else { /* greyscale */
color.red = 0x0808 + 0x0a0a * (i - (6*6*6+16));
color.green = color.blue = color.red;
}
return XftColorAllocValue(xw.dpy, xw.vis,
xw.cmap, &color, ncolor);
} else
name = colorname[i];
}
return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor);
}
#if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH
void
xloadalpha(void)
{
float const usedAlpha = focused ? alpha : alphaUnfocused;
if (opt_alpha) alpha = strtof(opt_alpha, NULL);
dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * usedAlpha);
dc.col[defaultbg].pixel &= 0x00FFFFFF;
dc.col[defaultbg].pixel |= (unsigned char)(0xff * usedAlpha) << 24;
}
#endif // ALPHA_FOCUS_HIGHLIGHT_PATCH
#if ALPHA_PATCH && ALPHA_FOCUS_HIGHLIGHT_PATCH
void
xloadcols(void)
{
static int loaded;
Color *cp;
if (!loaded) {
dc.collen = 1 + (defaultbg = MAX(LEN(colorname), 256));
dc.col = xmalloc((dc.collen) * sizeof(Color));
}
for (int i = 0; i+1 < dc.collen; ++i)
if (!xloadcolor(i, NULL, &dc.col[i])) {
if (colorname[i])