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https://github.com/alrayyes/st.git
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selection clicks, shift+arrow keys, fast(er) redraw, key mask in config.h (thx Magnus Leuthner)
This commit is contained in:
Aurélien Aptel
parent
d3c5aba2d9
commit
9d5ea14b9d
3 changed files with 126 additions and 61 deletions
45
config.def.h
45
config.def.h
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@ -31,27 +31,28 @@ static const char *colorname[] = {
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#define DefaultBG 0
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#define DefaultCS 1
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/* Special keys */
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/* Special keys (change & recompile st.info accordingly) */
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/* key, mask, output */
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static Key key[] = {
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{ XK_BackSpace, "\177" },
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{ XK_Insert, "\033[2~" },
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{ XK_Delete, "\033[3~" },
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{ XK_Home, "\033[1~" },
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{ XK_End, "\033[4~" },
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{ XK_Prior, "\033[5~" },
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{ XK_Next, "\033[6~" },
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{ XK_F1, "\033OP" },
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{ XK_F2, "\033OQ" },
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{ XK_F3, "\033OR" },
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{ XK_F4, "\033OS" },
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{ XK_F5, "\033[15~" },
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{ XK_F6, "\033[17~" },
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{ XK_F7, "\033[18~" },
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{ XK_F8, "\033[19~" },
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{ XK_F9, "\033[20~" },
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{ XK_F10, "\033[21~" },
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{ XK_F11, "\033[23~" },
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{ XK_F12, "\033[24~" },
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{ XK_BackSpace, 0, "\177" },
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{ XK_Insert, 0, "\033[2~" },
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{ XK_Delete, 0, "\033[3~" },
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{ XK_Home, 0, "\033[1~" },
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{ XK_End, 0, "\033[4~" },
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{ XK_Prior, 0, "\033[5~" },
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{ XK_Next, 0, "\033[6~" },
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{ XK_F1, 0, "\033OP" },
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{ XK_F2, 0, "\033OQ" },
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{ XK_F3, 0, "\033OR" },
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{ XK_F4, 0, "\033OS" },
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{ XK_F5, 0, "\033[15~" },
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{ XK_F6, 0, "\033[17~" },
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{ XK_F7, 0, "\033[18~" },
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{ XK_F8, 0, "\033[19~" },
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{ XK_F9, 0, "\033[20~" },
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{ XK_F10, 0, "\033[21~" },
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{ XK_F11, 0, "\033[23~" },
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{ XK_F12, 0, "\033[24~" },
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};
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/* Line drawing characters (sometime specific to each font...) */
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@ -61,3 +62,7 @@ static char gfx[] = {
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['i'] = '#',
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[255] = 0,
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};
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/* double-click timeout (in milliseconds) between clicks for selection */
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#define DOUBLECLICK_TIMEOUT 300
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#define TRIPLECLICK_TIMEOUT (2*DOUBLECLICK_TIMEOUT)
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112
st.c
112
st.c
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@ -22,6 +22,9 @@
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#include <X11/cursorfont.h>
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#include <X11/keysym.h>
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#include <sys/time.h>
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#include <time.h>
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#if defined(__linux)
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#include <pty.h>
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#elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
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@ -50,6 +53,7 @@
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#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x)
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#define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || (a).bg != (b).bg)
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#define IS_SET(flag) (term.mode & (flag))
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#define TIMEDIFFERENCE(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000)
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/* Attribute, Cursor, Character state, Terminal mode, Screen draw mode */
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enum { ATTR_NULL=0 , ATTR_REVERSE=1 , ATTR_UNDERLINE=2, ATTR_BOLD=4, ATTR_GFX=8 };
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@ -60,7 +64,6 @@ enum { GLYPH_SET=1, GLYPH_DIRTY=2 };
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enum { MODE_WRAP=1, MODE_INSERT=2, MODE_APPKEYPAD=4, MODE_ALTSCREEN=8,
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MODE_CRLF=16 };
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enum { ESC_START=1, ESC_CSI=2, ESC_OSC=4, ESC_TITLE=8, ESC_ALTCHARSET=16 };
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enum { SCREEN_UPDATE, SCREEN_REDRAW };
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enum { WIN_VISIBLE=1, WIN_REDRAW=2, WIN_FOCUSED=4 };
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#undef B0
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@ -129,6 +132,7 @@ typedef struct {
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typedef struct {
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KeySym k;
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unsigned int mask;
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char s[ESC_BUF_SIZ];
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} Key;
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@ -153,12 +157,15 @@ typedef struct {
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struct {int x, y;} b, e;
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char *clip;
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Atom xtarget;
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struct timeval tclick1;
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struct timeval tclick2;
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} Selection;
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#include "config.h"
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static void die(const char *errstr, ...);
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static void draw(int);
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static void draw();
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static void drawregion(int, int, int, int);
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static void execsh(void);
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static void sigchld(int);
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static void run(void);
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@ -206,7 +213,7 @@ static void xresize(int, int);
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static void expose(XEvent *);
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static void visibility(XEvent *);
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static void unmap(XEvent *);
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static char* kmap(KeySym);
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static char* kmap(KeySym, unsigned int state);
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static void kpress(XEvent *);
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static void resize(XEvent *);
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static void focus(XEvent *);
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@ -219,7 +226,7 @@ static void selrequest(XEvent *);
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static void selinit(void);
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static inline int selected(int, int);
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static void selcopy(void);
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static void selpaste(void);
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static void selpaste();
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static int utf8decode(char *, long *);
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static int utf8encode(long *, char *);
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@ -368,6 +375,8 @@ utf8size(char *s) {
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void
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selinit(void) {
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sel.tclick1.tv_sec = 0;
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sel.tclick1.tv_usec = 0;
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sel.mode = 0;
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sel.bx = -1;
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sel.clip = NULL;
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@ -511,30 +520,63 @@ xsetsel(char *str) {
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XFlush(xw.dpy);
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}
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/* TODO: doubleclick to select word */
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void
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brelease(XEvent *e) {
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int b;
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sel.mode = 0;
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getbuttoninfo(e, &b, &sel.ex, &sel.ey);
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if(sel.bx==sel.ex && sel.by==sel.ey) {
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if(sel.bx == sel.ex && sel.by == sel.ey) {
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sel.bx = -1;
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if(b==2)
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if(b == 2)
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selpaste();
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} else {
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if(b==1)
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else if(b == 1) {
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/* double click to select word */
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struct timeval now;
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gettimeofday(&now, NULL);
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if(TIMEDIFFERENCE(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) {
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sel.bx = sel.ex;
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while(term.line[sel.ey][sel.bx-1].state & GLYPH_SET &&
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term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--;
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sel.b.x = sel.bx;
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while(term.line[sel.ey][sel.ex+1].state & GLYPH_SET &&
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term.line[sel.ey][sel.ex+1].c[0] != ' ') sel.ex++;
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sel.e.x = sel.ex;
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sel.b.y = sel.e.y = sel.ey;
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selcopy();
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}
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draw(1);
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/* triple click on the line */
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if(TIMEDIFFERENCE(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) {
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sel.b.x = sel.bx = 0;
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sel.e.x = sel.ex = term.col;
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sel.b.y = sel.e.y = sel.ey;
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selcopy();
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}
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}
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} else {
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if(b == 1)
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selcopy();
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}
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memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
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gettimeofday(&sel.tclick1, NULL);
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draw();
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}
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void
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bmotion(XEvent *e) {
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if (sel.mode) {
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if(sel.mode) {
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int oldey = sel.ey,
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oldex = sel.ex;
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getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
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/* XXX: draw() can't keep up, disabled for now.
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selection is visible on button release.
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draw(1); */
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if(oldey != sel.ey || oldex != sel.ex) {
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int starty = MIN(oldey, sel.ey);
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int endy = MAX(oldey, sel.ey);
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drawregion(0, (starty > 0 ? starty : 0), term.col, (sel.ey < term.row ? endy+1 : term.row));
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}
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}
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}
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@ -641,6 +683,10 @@ ttyread(void) {
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void
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ttywrite(const char *s, size_t n) {
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{size_t nn;
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for(nn = 0; nn < n; nn++)
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dump(s[nn]);
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}
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if(write(cmdfd, s, n) == -1)
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die("write error on tty: %s\n", SERRNO);
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}
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@ -1641,7 +1687,12 @@ xdrawc(int x, int y, Glyph g) {
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}
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void
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draw(int dummy) {
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drawregion(int x0, int x1, int y0, int y1) {
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draw();
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}
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void
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draw() {
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int x, y;
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xclear(0, 0, term.col-1, term.row-1);
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@ -1658,7 +1709,12 @@ draw(int dummy) {
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#else
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/* optimized drawing routine */
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void
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draw(int redraw_all) {
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draw() {
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drawregion(0, 0, term.col, term.row);
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}
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void
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drawregion(int x1, int y1, int x2, int y2) {
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int ic, ib, x, y, ox, sl;
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Glyph base, new;
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char buf[DRAW_BUF_SIZ];
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@ -1666,13 +1722,13 @@ draw(int redraw_all) {
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if(!(xw.state & WIN_VISIBLE))
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return;
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xclear(0, 0, term.col-1, term.row-1);
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for(y = 0; y < term.row; y++) {
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xclear(x1, y1, x2-1, y2-1);
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for(y = y1; y < y2; y++) {
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base = term.line[y][0];
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ic = ib = ox = 0;
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for(x = 0; x < term.col; x++) {
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for(x = x1; x < x2; x++) {
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new = term.line[y][x];
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if(sel.bx!=-1 && *(new.c) && selected(x, y))
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if(sel.bx != -1 && *(new.c) && selected(x, y))
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new.mode ^= ATTR_REVERSE;
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if(ib > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) ||
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ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
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@ -1705,7 +1761,7 @@ expose(XEvent *ev) {
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if(xw.state & WIN_REDRAW) {
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if(!e->count) {
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xw.state &= ~WIN_REDRAW;
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draw(SCREEN_REDRAW);
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draw();
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}
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} else
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XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, e->x-BORDER, e->y-BORDER,
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@ -1742,14 +1798,14 @@ focus(XEvent *ev) {
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xseturgency(0);
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} else
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xw.state &= ~WIN_FOCUSED;
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draw(SCREEN_UPDATE);
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draw();
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}
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char*
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kmap(KeySym k) {
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kmap(KeySym k, unsigned int state) {
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int i;
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for(i = 0; i < LEN(key); i++)
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if(key[i].k == k)
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if(key[i].k == k && (key[i].mask == 0 || key[i].mask & state))
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return (char*)key[i].s;
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return NULL;
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}
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@ -1770,7 +1826,7 @@ kpress(XEvent *ev) {
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len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
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/* 1. custom keys from config.h */
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if((customkey = kmap(ksym)))
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if((customkey = kmap(ksym, e->state)))
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ttywrite(customkey, strlen(customkey));
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/* 2. hardcoded (overrides X lookup) */
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else
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@ -1779,7 +1835,7 @@ kpress(XEvent *ev) {
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case XK_Down:
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case XK_Left:
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case XK_Right:
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sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', "DACB"[ksym - XK_Left]);
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sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', (shift ? "dacb":"DACB")[ksym - XK_Left]);
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ttywrite(buf, 3);
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break;
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case XK_Insert:
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@ -1817,7 +1873,7 @@ resize(XEvent *e) {
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if(col == term.col && row == term.row)
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return;
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if(tresize(col, row))
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draw(SCREEN_REDRAW);
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draw();
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ttyresize(col, row);
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xresize(col, row);
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}
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@ -1839,7 +1895,7 @@ run(void) {
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}
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if(FD_ISSET(cmdfd, &rfd)) {
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ttyread();
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draw(SCREEN_UPDATE);
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draw();
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}
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while(XPending(xw.dpy)) {
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XNextEvent(xw.dpy, &ev);
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4
st.info
4
st.info
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@ -49,6 +49,10 @@ st| simpleterm,
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kcud1=\E[B,
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kcuf1=\E[C,
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kcuu1=\E[A,
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kLFT=\E[d,
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kRIT=\E[c,
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kind=\E[a,
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kri=\E[b,
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kdch1=\E[3~,
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kich1=\E[2~,
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kend=\E[4~,
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