Adding true mouse motion support.

This commit is contained in:
Christoph Lohmann 2013-06-01 14:37:30 +02:00
parent d743b93fda
commit 7530694987

87
st.c
View file

@ -108,7 +108,6 @@ enum term_mode {
MODE_CRLF = 16,
MODE_MOUSEBTN = 32,
MODE_MOUSEMOTION = 64,
MODE_MOUSE = 32|64,
MODE_REVERSE = 128,
MODE_KBDLOCK = 256,
MODE_HIDE = 512,
@ -119,6 +118,10 @@ enum term_mode {
MODE_BLINK = 16384,
MODE_FBLINK = 32768,
MODE_FOCUS = 65536,
MODE_MOUSEX10 = 131072,
MODE_MOUSEMANY = 262144,
MODE_MOUSE = MODE_MOUSEBTN|MODE_MOUSEMOTION|MODE_MOUSEX10\
|MODE_MOUSEMANY,
};
enum escape_state {
@ -219,6 +222,7 @@ typedef struct {
XIC xic;
Draw draw;
Visual *vis;
XSetWindowAttributes attrs;
int scr;
bool isfixed; /* is fixed geometry? */
int fx, fy, fw, fh; /* fixed geometry */
@ -245,7 +249,6 @@ typedef struct {
signed char crlf; /* crlf mode */
} Key;
/* TODO: use better name for vars... */
typedef struct {
int mode;
int type;
@ -373,6 +376,7 @@ static void xloadfonts(char *, int);
static int xloadfontset(Font *);
static void xsettitle(char *);
static void xresettitle(void);
static void xsetpointermotion(int);
static void xseturgency(int);
static void xsetsel(char*);
static void xtermclear(int, int, int, int);
@ -446,6 +450,7 @@ static char *opt_title = NULL;
static char *opt_embed = NULL;
static char *opt_class = NULL;
static char *opt_font = NULL;
static int oldbutton = 3; /* button event on startup: 3 = release */
static char *usedfont = NULL;
static int usedfontsize = 0;
@ -806,13 +811,19 @@ mousereport(XEvent *e) {
button = e->xbutton.button, state = e->xbutton.state,
len;
char buf[40];
static int ob, ox, oy;
static int ox, oy;
/* from urxvt */
if(e->xbutton.type == MotionNotify) {
if(!IS_SET(MODE_MOUSEMOTION) || (x == ox && y == oy))
if(x == ox && y == oy)
return;
button = ob + 32;
if(!IS_SET(MODE_MOUSEMOTION) && !IS_SET(MODE_MOUSEMANY))
return;
/* MOUSE_MOTION: no reporting if no button is pressed */
if(IS_SET(MODE_MOUSEMOTION) && oldbutton == 3)
return;
button = oldbutton + 32;
ox = x;
oy = y;
} else if(!IS_SET(MODE_MOUSESGR)
@ -824,15 +835,17 @@ mousereport(XEvent *e) {
if(button >= 3)
button += 64 - 3;
if(e->xbutton.type == ButtonPress) {
ob = button;
oldbutton = button;
ox = x;
oy = y;
}
}
button += (state & ShiftMask ? 4 : 0)
+ (state & Mod4Mask ? 8 : 0)
+ (state & ControlMask ? 16 : 0);
if(!IS_SET(MODE_MOUSEX10)) {
button += (state & ShiftMask ? 4 : 0)
+ (state & Mod4Mask ? 8 : 0)
+ (state & ControlMask ? 16 : 0);
}
len = 0;
if(IS_SET(MODE_MOUSESGR)) {
@ -841,7 +854,8 @@ mousereport(XEvent *e) {
e->xbutton.type == ButtonRelease ? 'm' : 'M');
} else if(x < 223 && y < 223) {
len = snprintf(buf, sizeof(buf), "\033[M%c%c%c",
32+button, 32+x+1, 32+y+1);
IS_SET(MODE_MOUSEX10)? button-1 : 32+button,
32+x+1, 32+y+1);
} else {
return;
}
@ -1775,21 +1789,30 @@ tsetmode(bool priv, bool set, int *args, int narg) {
case 25: /* DECTCEM -- Text Cursor Enable Mode */
MODBIT(term.mode, !set, MODE_HIDE);
break;
case 1000: /* 1000,1002: enable xterm mouse report */
case 9: /* X10 mouse compatibility mode */
xsetpointermotion(0);
MODBIT(term.mode, 0, MODE_MOUSE);
MODBIT(term.mode, set, MODE_MOUSEX10);
break;
case 1000: /* 1000: report button press */
xsetpointermotion(0);
MODBIT(term.mode, 0, MODE_MOUSE);
MODBIT(term.mode, set, MODE_MOUSEBTN);
MODBIT(term.mode, 0, MODE_MOUSEMOTION);
break;
case 1002:
case 1002: /* 1002: report motion on button press */
xsetpointermotion(0);
MODBIT(term.mode, 0, MODE_MOUSE);
MODBIT(term.mode, set, MODE_MOUSEMOTION);
MODBIT(term.mode, 0, MODE_MOUSEBTN);
break;
case 1003: /* 1003: enable all mouse reports */
MODBIT(term.mode, set, MODE_MOUSE);
case 1003: /* 1003: enable all mouse motions */
xsetpointermotion(set);
MODBIT(term.mode, 0, MODE_MOUSE);
MODBIT(term.mode, set, MODE_MOUSEMANY);
break;
case 1004:
case 1004: /* 1004: send focus events to tty */
MODBIT(term.mode, set, MODE_FOCUS);
break;
case 1006:
case 1006: /* 1006: extended reporting mode */
MODBIT(term.mode, set, MODE_MOUSESGR);
break;
case 1034:
@ -1815,7 +1838,6 @@ tsetmode(bool priv, bool set, int *args, int narg) {
tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
break;
/* Not implemented mouse modes. See comments there. */
case 9: /* X10 compatibility mode */
case 1001: /* mouse highlight mode; can hang the
terminal by design when implemented. */
case 1005: /* UTF-8 mouse mode; will confuse
@ -1855,8 +1877,6 @@ tsetmode(bool priv, bool set, int *args, int narg) {
}
}
}
#undef MODBIT
void
csihandle(void) {
@ -2799,7 +2819,6 @@ xzoom(const Arg *arg) {
void
xinit(void) {
XSetWindowAttributes attrs;
XGCValues gcvalues;
Cursor cursor;
Window parent;
@ -2841,22 +2860,20 @@ xinit(void) {
}
/* Events */
attrs.background_pixel = dc.col[defaultbg].pixel;
attrs.border_pixel = dc.col[defaultbg].pixel;
attrs.bit_gravity = NorthWestGravity;
attrs.event_mask = FocusChangeMask | KeyPressMask
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
| ExposureMask | VisibilityChangeMask | StructureNotifyMask
| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
attrs.colormap = xw.cmap;
xw.attrs.colormap = xw.cmap;
parent = opt_embed ? strtol(opt_embed, NULL, 0) : \
XRootWindow(xw.dpy, xw.scr);
xw.win = XCreateWindow(xw.dpy, parent, xw.fx, xw.fy,
xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
xw.vis,
CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
| CWColormap,
&attrs);
xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
| CWEventMask | CWColormap, &xw.attrs);
memset(&gcvalues, 0, sizeof(gcvalues));
gcvalues.graphics_exposures = False;
@ -2871,7 +2888,7 @@ xinit(void) {
xw.draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);
/* input methods */
if((xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL)) == NULL) {
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=");
@ -3306,6 +3323,12 @@ unmap(XEvent *ev) {
xw.state &= ~WIN_VISIBLE;
}
void
xsetpointermotion(int set) {
MODBIT(xw.attrs.event_mask, set, PointerMotionMask);
XChangeWindowAttributes(xw.dpy, xw.win, CWEventMask, &xw.attrs);
}
void
xseturgency(int add) {
XWMHints *h = XGetWMHints(xw.dpy, xw.win);