X-Git-Url: https://jasonwoof.com/gitweb/?p=st.git;a=blobdiff_plain;f=st.c;h=362de23bfaf6f0ed7ea097bb57747780bb331ef0;hp=de3d04599707731ea0e2add3f63f029cbeec25ac;hb=aaee0e8b28a353c215b6d1c8fc06d20038d7b426;hpb=de4cd2f6afdf450aaa97abb328f4c4849602c7db diff --git a/st.c b/st.c index de3d045..362de23 100644 --- a/st.c +++ b/st.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -36,6 +37,7 @@ char *argv0; #define Draw XftDraw * #define Colour XftColor #define Colourmap Colormap +#define Rectangle XRectangle #if defined(__linux) #include @@ -75,6 +77,13 @@ char *argv0; #define IS_SET(flag) ((term.mode & (flag)) != 0) #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 + (t1.tv_usec-t2.tv_usec)/1000) +#define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b)) +#define IS_TRUECOL(x) (1 << 24 & (x)) +#define TRUERED(x) (((x) & 0xff0000) >> 8) +#define TRUEGREEN(x) (((x) & 0xff00)) +#define TRUEBLUE(x) (((x) & 0xff) << 8) + + #define VT102ID "\033[?6c" enum glyph_attribute { @@ -85,6 +94,7 @@ enum glyph_attribute { ATTR_GFX = 8, ATTR_ITALIC = 16, ATTR_BLINK = 32, + ATTR_WRAP = 64, }; enum cursor_movement { @@ -95,35 +105,37 @@ enum cursor_movement { enum cursor_state { CURSOR_DEFAULT = 0, CURSOR_WRAPNEXT = 1, - CURSOR_ORIGIN = 2 -}; - -enum glyph_state { - GLYPH_SET = 1, - GLYPH_DIRTY = 2 + CURSOR_ORIGIN = 2 }; enum term_mode { - MODE_WRAP = 1, + MODE_WRAP = 1, MODE_INSERT = 2, MODE_APPKEYPAD = 4, MODE_ALTSCREEN = 8, - MODE_CRLF = 16, + MODE_CRLF = 16, MODE_MOUSEBTN = 32, MODE_MOUSEMOTION = 64, - MODE_MOUSE = 32|64, MODE_REVERSE = 128, MODE_KBDLOCK = 256, - MODE_HIDE = 512, - MODE_ECHO = 1024, - MODE_APPCURSOR = 2048, + MODE_HIDE = 512, + MODE_ECHO = 1024, + MODE_APPCURSOR = 2048, MODE_MOUSESGR = 4096, + MODE_8BIT = 8192, + 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 { ESC_START = 1, - ESC_CSI = 2, - ESC_STR = 4, /* DSC, OSC, PM, APC */ + ESC_CSI = 2, + ESC_STR = 4, /* DSC, OSC, PM, APC */ ESC_ALTCHARSET = 8, ESC_STR_END = 16, /* a final string was encountered */ ESC_TEST = 32, /* Enter in test mode */ @@ -140,9 +152,10 @@ enum selection_type { SEL_RECTANGULAR = 2 }; -/* bit macro */ -#undef B0 -enum { B0=1, B1=2, B2=4, B3=8, B4=16, B5=32, B6=64, B7=128 }; +enum selection_snap { + SNAP_WORD = 1, + SNAP_LINE = 2 +}; typedef unsigned char uchar; typedef unsigned int uint; @@ -150,17 +163,16 @@ typedef unsigned long ulong; typedef unsigned short ushort; typedef struct { - char c[UTF_SIZ]; /* character code */ - uchar mode; /* attribute flags */ - ushort fg; /* foreground */ - ushort bg; /* background */ - uchar state; /* state flags */ + char c[UTF_SIZ]; /* character code */ + uchar mode; /* attribute flags */ + ulong fg; /* foreground */ + ulong bg; /* background */ } Glyph; typedef Glyph *Line; typedef struct { - Glyph attr; /* current char attributes */ + Glyph attr; /* current char attributes */ int x; int y; char state; @@ -170,36 +182,36 @@ typedef struct { /* ESC '[' [[ [] [;]] ] */ typedef struct { char buf[ESC_BUF_SIZ]; /* raw string */ - int len; /* raw string length */ + int len; /* raw string length */ char priv; int arg[ESC_ARG_SIZ]; - int narg; /* nb of args */ + int narg; /* nb of args */ char mode; } CSIEscape; /* STR Escape sequence structs */ /* ESC type [[ [] [;]] ] ESC '\' */ typedef struct { - char type; /* ESC type ... */ + char type; /* ESC type ... */ char buf[STR_BUF_SIZ]; /* raw string */ - int len; /* raw string length */ + int len; /* raw string length */ char *args[STR_ARG_SIZ]; - int narg; /* nb of args */ + int narg; /* nb of args */ } STREscape; /* Internal representation of the screen */ typedef struct { - int row; /* nb row */ - int col; /* nb col */ - Line *line; /* screen */ - Line *alt; /* alternate screen */ - bool *dirty; /* dirtyness of lines */ - TCursor c; /* cursor */ - int top; /* top scroll limit */ - int bot; /* bottom scroll limit */ - int mode; /* terminal mode flags */ - int esc; /* escape state flags */ - bool numlock; /* lock numbers in keyboard */ + int row; /* nb row */ + int col; /* nb col */ + Line *line; /* screen */ + Line *alt; /* alternate screen */ + bool *dirty; /* dirtyness of lines */ + TCursor c; /* cursor */ + int top; /* top scroll limit */ + int bot; /* bottom scroll limit */ + int mode; /* terminal mode flags */ + int esc; /* escape state flags */ + bool numlock; /* lock numbers in keyboard */ bool *tabs; } Term; @@ -214,6 +226,7 @@ typedef struct { XIC xic; Draw draw; Visual *vis; + XSetWindowAttributes attrs; int scr; bool isfixed; /* is fixed geometry? */ int fx, fy, fw, fh; /* fixed geometry */ @@ -225,24 +238,36 @@ typedef struct { } XWindow; typedef struct { + int b; + uint mask; + char s[ESC_BUF_SIZ]; +} Mousekey; + +typedef struct { KeySym k; uint mask; char s[ESC_BUF_SIZ]; /* three valued logic variables: 0 indifferent, 1 on, -1 off */ - signed char appkey; /* application keypad */ - signed char appcursor; /* application cursor */ - signed char crlf; /* crlf mode */ + signed char appkey; /* application keypad */ + signed char appcursor; /* application cursor */ + signed char crlf; /* crlf mode */ } Key; -/* TODO: use better name for vars... */ typedef struct { int mode; int type; - int bx, by; - int ex, ey; + int snap; + /* + * Selection variables: + * nb – normalized coordinates of the beginning of the selection + * ne – normalized coordinates of the end of the selection + * ob – original coordinates of the beginning of the selection + * oe – original coordinates of the end of the selection + */ struct { int x, y; - } b, e; + } nb, ne, ob, oe; + char *clip; Atom xtarget; bool alt; @@ -310,7 +335,8 @@ static void strhandle(void); static void strparse(void); static void strreset(void); -static void tclearregion(int, int, int, int, int); +static int tattrset(int); +static void tclearregion(int, int, int, int); static void tcursor(int); static void tdeletechar(int); static void tdeleteline(int); @@ -331,10 +357,11 @@ static void tsetchar(char *, Glyph *, int, int); static void tsetscroll(int, int); static void tswapscreen(void); static void tsetdirt(int, int); +static void tsetdirtattr(int); static void tsetmode(bool, bool, int *, int); static void tfulldirt(void); static void techo(char *, int); - +static ulong tdefcolor(int *, int *, int); static inline bool match(uint, uint); static void ttynew(void); static void ttyread(void); @@ -350,11 +377,14 @@ static void xloadcols(void); static int xsetcolorname(int, const char *); static int xloadfont(Font *, FcPattern *); 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); +static void xunloadfont(Font *f); static void xunloadfonts(void); static void xresize(int, int); @@ -375,9 +405,11 @@ static void selclear(XEvent *); static void selrequest(XEvent *); static void selinit(void); +static void selsort(void); static inline bool selected(int, int); static void selcopy(void); static void selscroll(int, int); +static void selsnap(int, int *, int *, int); static int utf8decode(char *, long *); static int utf8encode(long *, char *); @@ -422,6 +454,7 @@ 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; @@ -436,17 +469,12 @@ enum { typedef struct { XftFont *font; - long c; int flags; } Fontcache; -/* - * Fontcache is a ring buffer, with frccur as current position and frclen as - * the current length of used elements. - */ - -static Fontcache frc[1024]; -static int frccur = -1, frclen = 0; +/* Fontcache is an array now. A new font will be appended to the array. */ +static Fontcache frc[16]; +static int frclen = 0; ssize_t xwrite(int fd, char *s, size_t len) { @@ -497,17 +525,17 @@ utf8decode(char *s, long *u) { rtn = 1; c = *s; - if(~c & B7) { /* 0xxxxxxx */ + if(~c & 0x80) { /* 0xxxxxxx */ *u = c; return rtn; - } else if((c & (B7|B6|B5)) == (B7|B6)) { /* 110xxxxx */ - *u = c&(B4|B3|B2|B1|B0); + } else if((c & 0xE0) == 0xC0) { /* 110xxxxx */ + *u = c & 0x1F; n = 1; - } else if((c & (B7|B6|B5|B4)) == (B7|B6|B5)) { /* 1110xxxx */ - *u = c&(B3|B2|B1|B0); + } else if((c & 0xF0) == 0xE0) { /* 1110xxxx */ + *u = c & 0x0F; n = 2; - } else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */ - *u = c & (B2|B1|B0); + } else if((c & 0xF8) == 0xF0) { /* 11110xxx */ + *u = c & 0x07; n = 3; } else { goto invalid; @@ -515,10 +543,10 @@ utf8decode(char *s, long *u) { for(i = n, ++s; i > 0; --i, ++rtn, ++s) { c = *s; - if((c & (B7|B6)) != B7) /* 10xxxxxx */ + if((c & 0xC0) != 0x80) /* 10xxxxxx */ goto invalid; *u <<= 6; - *u |= c & (B5|B4|B3|B2|B1|B0); + *u |= c & 0x3F; } if((n == 1 && *u < 0x80) || @@ -547,20 +575,20 @@ utf8encode(long *u, char *s) { *sp = uc; /* 0xxxxxxx */ return 1; } else if(*u < 0x800) { - *sp = (uc >> 6) | (B7|B6); /* 110xxxxx */ + *sp = (uc >> 6) | 0xC0; /* 110xxxxx */ n = 1; } else if(uc < 0x10000) { - *sp = (uc >> 12) | (B7|B6|B5); /* 1110xxxx */ + *sp = (uc >> 12) | 0xE0; /* 1110xxxx */ n = 2; } else if(uc <= 0x10FFFF) { - *sp = (uc >> 18) | (B7|B6|B5|B4); /* 11110xxx */ + *sp = (uc >> 18) | 0xF0; /* 11110xxx */ n = 3; } else { goto invalid; } for(i=n,++sp; i>0; --i,++sp) - *sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */ + *sp = ((uc >> 6*(i-1)) & 0x3F) | 0x80; /* 10xxxxxx */ return n+1; invalid: @@ -583,16 +611,16 @@ isfullutf8(char *s, int b) { c3 = (uchar *)++s; if(b < 1) { return 0; - } else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1) { + } else if((*c1 & 0xE0) == 0xC0 && b == 1) { return 0; - } else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) && + } else if((*c1 & 0xF0) == 0xE0 && ((b == 1) || - ((b == 2) && (*c2&(B7|B6)) == B7))) { + ((b == 2) && (*c2 & 0xC0) == 0x80))) { return 0; - } else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) && + } else if((*c1 & 0xF8) == 0xF0 && ((b == 1) || - ((b == 2) && (*c2&(B7|B6)) == B7) || - ((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7))) { + ((b == 2) && (*c2 & 0xC0) == 0x80) || + ((b == 3) && (*c2 & 0xC0) == 0x80 && (*c3 & 0xC0) == 0x80))) { return 0; } else { return 1; @@ -603,23 +631,23 @@ int utf8size(char *s) { uchar c = *s; - if(~c&B7) { + if(~c & 0x80) { return 1; - } else if((c&(B7|B6|B5)) == (B7|B6)) { + } else if((c & 0xE0) == 0xC0) { return 2; - } else if((c&(B7|B6|B5|B4)) == (B7|B6|B5)) { + } else if((c & 0xF0) == 0xE0) { return 3; } else { return 4; } } -void +static void selinit(void) { memset(&sel.tclick1, 0, sizeof(sel.tclick1)); memset(&sel.tclick2, 0, sizeof(sel.tclick2)); sel.mode = 0; - sel.bx = -1; + sel.ob.x = -1; sel.clip = NULL; sel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); if(sel.xtarget == None) @@ -642,25 +670,109 @@ y2row(int y) { return LIMIT(y, 0, term.row-1); } +static void +selsort(void) { + if(sel.ob.y == sel.oe.y) { + sel.nb.x = MIN(sel.ob.x, sel.oe.x); + sel.ne.x = MAX(sel.ob.x, sel.oe.x); + } else { + sel.nb.x = sel.ob.y < sel.oe.y ? sel.ob.x : sel.oe.x; + sel.ne.x = sel.ob.y < sel.oe.y ? sel.oe.x : sel.ob.x; + } + sel.nb.y = MIN(sel.ob.y, sel.oe.y); + sel.ne.y = MAX(sel.ob.y, sel.oe.y); +} + static inline bool selected(int x, int y) { - int bx, ex; - - if(sel.ey == y && sel.by == y) { - bx = MIN(sel.bx, sel.ex); - ex = MAX(sel.bx, sel.ex); + if(sel.ne.y == y && sel.nb.y == y) + return BETWEEN(x, sel.nb.x, sel.ne.x); - return BETWEEN(x, bx, ex); + if(sel.type == SEL_RECTANGULAR) { + return ((sel.nb.y <= y && y <= sel.ne.y) + && (sel.nb.x <= x && x <= sel.ne.x)); } - if(sel.type == SEL_RECTANGULAR) { - return ((sel.b.y <= y && y <= sel.e.y) - && (sel.b.x <= x && x <= sel.e.x)); + return ((sel.nb.y < y && y < sel.ne.y) + || (y == sel.ne.y && x <= sel.ne.x)) + || (y == sel.nb.y && x >= sel.nb.x + && (x <= sel.ne.x || sel.nb.y != sel.ne.y)); +} + +void +selsnap(int mode, int *x, int *y, int direction) { + int i; + + switch(mode) { + case SNAP_WORD: + /* + * Snap around if the word wraps around at the end or + * beginning of a line. + */ + for(;;) { + if(direction < 0 && *x <= 0) { + if(*y > 0 && term.line[*y - 1][term.col-1].mode + & ATTR_WRAP) { + *y -= 1; + *x = term.col-1; + } else { + break; + } + } + if(direction > 0 && *x >= term.col-1) { + if(*y < term.row-1 && term.line[*y][*x].mode + & ATTR_WRAP) { + *y += 1; + *x = 0; + } else { + break; + } + } + + if(strchr(worddelimiters, + term.line[*y][*x + direction].c[0])) { + break; + } + + *x += direction; + } + break; + case SNAP_LINE: + /* + * Snap around if the the previous line or the current one + * has set ATTR_WRAP at its end. Then the whole next or + * previous line will be selected. + */ + *x = (direction < 0) ? 0 : term.col - 1; + if(direction < 0 && *y > 0) { + for(; *y > 0; *y += direction) { + if(!(term.line[*y-1][term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } else if(direction > 0 && *y < term.row-1) { + for(; *y < term.row; *y += direction) { + if(!(term.line[*y][term.col-1].mode + & ATTR_WRAP)) { + break; + } + } + } + break; + default: + /* + * Select the whole line when the end of line is reached. + */ + if(direction > 0) { + i = term.col; + while(--i > 0 && term.line[*y][i].c[0] == ' ') + /* nothing */; + if(i > 0 && i < *x) + *x = term.col - 1; + } + break; } - return ((sel.b.y < y && y < sel.e.y) - || (y == sel.e.y && x <= sel.e.x)) - || (y == sel.b.y && x >= sel.b.x - && (x <= sel.e.x || sel.b.y != sel.e.y)); } void @@ -670,13 +782,18 @@ getbuttoninfo(XEvent *e) { sel.alt = IS_SET(MODE_ALTSCREEN); - sel.ex = x2col(e->xbutton.x); - sel.ey = y2row(e->xbutton.y); + sel.oe.x = x2col(e->xbutton.x); + sel.oe.y = y2row(e->xbutton.y); - sel.b.x = sel.by < sel.ey ? sel.bx : sel.ex; - sel.b.y = MIN(sel.by, sel.ey); - sel.e.x = sel.by < sel.ey ? sel.ex : sel.bx; - sel.e.y = MAX(sel.by, sel.ey); + if(sel.ob.y < sel.oe.y + || (sel.ob.y == sel.oe.y && sel.ob.x < sel.oe.x)) { + selsnap(sel.snap, &sel.ob.x, &sel.ob.y, -1); + selsnap(sel.snap, &sel.oe.x, &sel.oe.y, +1); + } else { + selsnap(sel.snap, &sel.oe.x, &sel.oe.y, -1); + selsnap(sel.snap, &sel.ob.x, &sel.ob.y, +1); + } + selsort(); sel.type = SEL_REGULAR; for(type = 1; type < LEN(selmasks); ++type) { @@ -693,14 +810,21 @@ 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; - ox = x, oy = y; + 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) && (e->xbutton.type == ButtonRelease || button == AnyButton)) { @@ -710,14 +834,17 @@ mousereport(XEvent *e) { if(button >= 3) button += 64 - 3; if(e->xbutton.type == ButtonPress) { - ob = button; - ox = x, oy = y; + 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)) { @@ -726,7 +853,8 @@ 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; } @@ -736,56 +864,89 @@ mousereport(XEvent *e) { void bpress(XEvent *e) { + struct timeval now; + Mousekey *mk; + if(IS_SET(MODE_MOUSE)) { mousereport(e); - } else if(e->xbutton.button == Button1) { - if(sel.bx != -1) { - sel.bx = -1; - tsetdirt(sel.b.y, sel.e.y); - draw(); + return; + } + + for(mk = mshortcuts; mk < mshortcuts + LEN(mshortcuts); mk++) { + if(e->xbutton.button == mk->b + && match(mk->mask, e->xbutton.state)) { + ttywrite(mk->s, strlen(mk->s)); + if(IS_SET(MODE_ECHO)) + techo(mk->s, strlen(mk->s)); + return; } + } + + if(e->xbutton.button == Button1) { + gettimeofday(&now, NULL); + + /* Clear previous selection, logically and visually. */ + selclear(NULL); sel.mode = 1; sel.type = SEL_REGULAR; - sel.ex = sel.bx = x2col(e->xbutton.x); - sel.ey = sel.by = y2row(e->xbutton.y); - } else if(e->xbutton.button == Button4) { - ttywrite("\031", 1); - } else if(e->xbutton.button == Button5) { - ttywrite("\005", 1); + sel.oe.x = sel.ob.x = x2col(e->xbutton.x); + sel.oe.y = sel.ob.y = y2row(e->xbutton.y); + + /* + * If the user clicks below predefined timeouts specific + * snapping behaviour is exposed. + */ + if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) { + sel.snap = SNAP_LINE; + } else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) { + sel.snap = SNAP_WORD; + } else { + sel.snap = 0; + } + selsnap(sel.snap, &sel.ob.x, &sel.ob.y, -1); + selsnap(sel.snap, &sel.oe.x, &sel.oe.y, +1); + selsort(); + + /* + * Draw selection, unless it's regular and we don't want to + * make clicks visible + */ + if(sel.snap != 0) { + sel.mode++; + tsetdirt(sel.nb.y, sel.ne.y); + } + sel.tclick2 = sel.tclick1; + sel.tclick1 = now; } } void selcopy(void) { - char *str, *ptr, *p; - int x, y, bufsize, isselected = 0, size; + char *str, *ptr; + int x, y, bufsize, size, i, ex; Glyph *gp, *last; - if(sel.bx == -1) { + if(sel.ob.x == -1) { str = NULL; } else { - bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ; + bufsize = (term.col+1) * (sel.ne.y-sel.nb.y+1) * UTF_SIZ; ptr = str = xmalloc(bufsize); /* append every set & selected glyph to the selection */ - for(y = sel.b.y; y < sel.e.y + 1; y++) { - isselected = 0; + for(y = sel.nb.y; y < sel.ne.y + 1; y++) { gp = &term.line[y][0]; last = gp + term.col; - while(--last >= gp && !(last->state & GLYPH_SET)) + while(--last >= gp && !(selected(last - gp, y) && \ + strcmp(last->c, " ") != 0)) /* nothing */; for(x = 0; gp <= last; x++, ++gp) { - if(!selected(x, y)) { + if(!selected(x, y)) continue; - } else { - isselected = 1; - } - p = (gp->state & GLYPH_SET) ? gp->c : " "; - size = utf8size(p); - memcpy(ptr, p, size); + size = utf8size(gp->c); + memcpy(ptr, gp->c, size); ptr += size; } @@ -798,8 +959,23 @@ selcopy(void) { * st. * FIXME: Fix the computer world. */ - if(isselected && y < sel.e.y) + if(y < sel.ne.y && !((gp-1)->mode & ATTR_WRAP)) *ptr++ = '\n'; + + /* + * If the last selected line expands in the selection + * after the visible text '\n' is appended. + */ + if(y == sel.ne.y) { + i = term.col; + while(--i > 0 && term.line[y][i].c[0] == ' ') + /* nothing */; + ex = sel.ne.x; + if(sel.nb.y == sel.ne.y && sel.ne.x < sel.nb.x) + ex = sel.nb.x; + if(i < ex) + *ptr++ = '\n'; + } } *ptr = 0; } @@ -859,10 +1035,10 @@ clippaste(const Arg *dummy) { void selclear(XEvent *e) { - if(sel.bx == -1) + if(sel.ob.x == -1) return; - sel.bx = -1; - tsetdirt(sel.b.y, sel.e.y); + sel.ob.x = -1; + tsetdirt(sel.nb.y, sel.ne.y); } void @@ -916,8 +1092,6 @@ xsetsel(char *str) { void brelease(XEvent *e) { - struct timeval now; - if(IS_SET(MODE_MOUSE)) { mousereport(e); return; @@ -926,42 +1100,15 @@ brelease(XEvent *e) { if(e->xbutton.button == Button2) { selpaste(NULL); } else if(e->xbutton.button == Button1) { - sel.mode = 0; - getbuttoninfo(e); - term.dirty[sel.ey] = 1; - if(sel.bx == sel.ex && sel.by == sel.ey) { - sel.bx = -1; - gettimeofday(&now, NULL); - - if(TIMEDIFF(now, sel.tclick2) <= tripleclicktimeout) { - /* triple click on the line */ - sel.b.x = sel.bx = 0; - sel.e.x = sel.ex = term.col; - sel.b.y = sel.e.y = sel.ey; - selcopy(); - } else if(TIMEDIFF(now, sel.tclick1) <= doubleclicktimeout) { - /* double click to select word */ - sel.bx = sel.ex; - while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET && - term.line[sel.ey][sel.bx-1].c[0] != ' ') { - sel.bx--; - } - sel.b.x = sel.bx; - while(sel.ex < term.col-1 && term.line[sel.ey][sel.ex+1].state & GLYPH_SET && - term.line[sel.ey][sel.ex+1].c[0] != ' ') { - sel.ex++; - } - sel.e.x = sel.ex; - sel.b.y = sel.e.y = sel.ey; - selcopy(); - } + if(sel.mode < 2) { + selclear(NULL); } else { + getbuttoninfo(e); selcopy(); } + sel.mode = 0; + tsetdirt(sel.nb.y, sel.ne.y); } - - memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval)); - gettimeofday(&sel.tclick1, NULL); } void @@ -976,15 +1123,15 @@ bmotion(XEvent *e) { if(!sel.mode) return; - oldey = sel.ey; - oldex = sel.ex; - oldsby = sel.b.y; - oldsey = sel.e.y; + sel.mode++; + oldey = sel.oe.y; + oldex = sel.oe.x; + oldsby = sel.nb.y; + oldsey = sel.ne.y; getbuttoninfo(e); - if(oldey != sel.ey || oldex != sel.ex) { - tsetdirt(MIN(sel.b.y, oldsby), MAX(sel.e.y, oldsey)); - } + if(oldey != sel.oe.y || oldex != sel.oe.x) + tsetdirt(MIN(sel.nb.y, oldsby), MAX(sel.ne.y, oldsey)); } void @@ -1037,7 +1184,7 @@ sigchld(int a) { int stat = 0; if(waitpid(pid, &stat, 0) < 0) - die("Waiting for pid %hd failed: %s\n", pid, SERRNO); + die("Waiting for pid %hd failed: %s\n", pid, SERRNO); if(WIFEXITED(stat)) { exit(WEXITSTATUS(stat)); @@ -1142,6 +1289,20 @@ ttyresize(void) { fprintf(stderr, "Couldn't set window size: %s\n", SERRNO); } +int +tattrset(int attr) { + int i, j; + + for(i = 0; i < term.row-1; i++) { + for(j = 0; j < term.col-1; j++) { + if(term.line[i][j].mode & attr) + return 1; + } + } + + return 0; +} + void tsetdirt(int top, int bot) { int i; @@ -1154,6 +1315,20 @@ tsetdirt(int top, int bot) { } void +tsetdirtattr(int attr) { + int i, j; + + for(i = 0; i < term.row-1; i++) { + for(j = 0; j < term.col-1; j++) { + if(term.line[i][j].mode & attr) { + tsetdirt(i, i); + break; + } + } + } +} + +void tfulldirt(void) { tsetdirt(0, term.row-1); } @@ -1187,30 +1362,17 @@ treset(void) { term.bot = term.row - 1; term.mode = MODE_WRAP; - tclearregion(0, 0, term.col-1, term.row-1, 0); + tclearregion(0, 0, term.col-1, term.row-1); tmoveto(0, 0); tcursor(CURSOR_SAVE); } void tnew(int col, int row) { - /* set screen size */ - term.row = row; - term.col = col; - term.line = xmalloc(term.row * sizeof(Line)); - term.alt = xmalloc(term.row * sizeof(Line)); - term.dirty = xmalloc(term.row * sizeof(*term.dirty)); - term.tabs = xmalloc(term.col * sizeof(*term.tabs)); - - for(row = 0; row < term.row; row++) { - term.line[row] = xmalloc(term.col * sizeof(Glyph)); - term.alt [row] = xmalloc(term.col * sizeof(Glyph)); - term.dirty[row] = 0; - } - + memset(&term, 0, sizeof(Term)); + tresize(col, row); term.numlock = 1; - memset(term.tabs, 0, term.col * sizeof(*term.tabs)); - /* setup screen */ + treset(); } @@ -1231,7 +1393,7 @@ tscrolldown(int orig, int n) { LIMIT(n, 0, term.bot-orig+1); - tclearregion(0, term.bot-n+1, term.col-1, term.bot, 0); + tclearregion(0, term.bot-n+1, term.col-1, term.bot); for(i = term.bot; i >= orig+n; i--) { temp = term.line[i]; @@ -1251,7 +1413,7 @@ tscrollup(int orig, int n) { Line temp; LIMIT(n, 0, term.bot-orig+1); - tclearregion(0, orig, term.col-1, orig+n-1, 0); + tclearregion(0, orig, term.col-1, orig+n-1); for(i = orig; i <= term.bot-n; i++) { temp = term.line[i]; @@ -1267,31 +1429,30 @@ tscrollup(int orig, int n) { void selscroll(int orig, int n) { - if(sel.bx == -1) + if(sel.ob.x == -1) return; - if(BETWEEN(sel.by, orig, term.bot) || BETWEEN(sel.ey, orig, term.bot)) { - if((sel.by += n) > term.bot || (sel.ey += n) < term.top) { - sel.bx = -1; + if(BETWEEN(sel.ob.y, orig, term.bot) || BETWEEN(sel.oe.y, orig, term.bot)) { + if((sel.ob.y += n) > term.bot || (sel.oe.y += n) < term.top) { + selclear(NULL); return; } if(sel.type == SEL_RECTANGULAR) { - if(sel.by < term.top) - sel.by = term.top; - if(sel.ey > term.bot) - sel.ey = term.bot; + if(sel.ob.y < term.top) + sel.ob.y = term.top; + if(sel.oe.y > term.bot) + sel.oe.y = term.bot; } else { - if(sel.by < term.top) { - sel.by = term.top; - sel.bx = 0; + if(sel.ob.y < term.top) { + sel.ob.y = term.top; + sel.ob.x = 0; } - if(sel.ey > term.bot) { - sel.ey = term.bot; - sel.ex = term.col; + if(sel.oe.y > term.bot) { + sel.oe.y = term.bot; + sel.oe.x = term.col; } } - sel.b.y = sel.by, sel.b.x = sel.bx; - sel.e.y = sel.ey, sel.e.x = sel.ex; + selsort(); } } @@ -1385,11 +1546,10 @@ tsetchar(char *c, Glyph *attr, int x, int y) { term.dirty[y] = 1; term.line[y][x] = *attr; memcpy(term.line[y][x].c, c, UTF_SIZ); - term.line[y][x].state |= GLYPH_SET; } void -tclearregion(int x1, int y1, int x2, int y2, int bce) { +tclearregion(int x1, int y1, int x2, int y2) { int x, y, temp; if(x1 > x2) @@ -1405,13 +1565,10 @@ tclearregion(int x1, int y1, int x2, int y2, int bce) { for(y = y1; y <= y2; y++) { term.dirty[y] = 1; for(x = x1; x <= x2; x++) { - if(bce) { - term.line[y][x] = term.c.attr; - memcpy(term.line[y][x].c, " ", 2); - term.line[y][x].state |= GLYPH_SET; - } else { - term.line[y][x].state = 0; - } + if(selected(x, y)) + selclear(NULL); + term.line[y][x] = term.c.attr; + memcpy(term.line[y][x].c, " ", 2); } } } @@ -1425,13 +1582,13 @@ tdeletechar(int n) { term.dirty[term.c.y] = 1; if(src >= term.col) { - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); return; } memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); - tclearregion(term.col-n, term.c.y, term.col-1, term.c.y, 0); + tclearregion(term.col-n, term.c.y, term.col-1, term.c.y); } void @@ -1443,13 +1600,13 @@ tinsertblank(int n) { term.dirty[term.c.y] = 1; if(dst >= term.col) { - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); return; } memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph)); - tclearregion(src, term.c.y, dst - 1, term.c.y, 0); + tclearregion(src, term.c.y, dst - 1, term.c.y); } void @@ -1468,15 +1625,65 @@ tdeleteline(int n) { tscrollup(term.c.y, n); } +ulong +tdefcolor(int *attr, int *npar, int l) { + long idx = -1; + uint r, g, b; + + switch (attr[*npar + 1]) { + case 2: /* direct colour in RGB space */ + if (*npar + 4 >= l) { + fprintf(stderr, + "erresc(38): Incorrect number of parameters (%d)\n", + *npar); + break; + } + r = attr[*npar + 2]; + g = attr[*npar + 3]; + b = attr[*npar + 4]; + *npar += 4; + if(!BETWEEN(r, 0, 255) || !BETWEEN(g, 0, 255) || !BETWEEN(b, 0, 255)) + fprintf(stderr, "erresc: bad rgb color (%d,%d,%d)\n", + r, g, b); + else + idx = TRUECOLOR(r, g, b); + break; + case 5: /* indexed colour */ + if (*npar + 2 >= l) { + fprintf(stderr, + "erresc(38): Incorrect number of parameters (%d)\n", + *npar); + break; + } + *npar += 2; + if(!BETWEEN(attr[*npar], 0, 255)) + fprintf(stderr, "erresc: bad fgcolor %d\n", attr[*npar]); + else + idx = attr[*npar]; + break; + case 0: /* implemented defined (only foreground) */ + case 1: /* transparent */ + case 3: /* direct colour in CMY space */ + case 4: /* direct colour in CMYK space */ + default: + fprintf(stderr, + "erresc(38): gfx attr %d unknown\n", attr[*npar]); + } + + return idx; +} + void tsetattr(int *attr, int l) { int i; + ulong idx; for(i = 0; i < l; i++) { switch(attr[i]) { case 0: - term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD \ - | ATTR_ITALIC | ATTR_BLINK); + term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE \ + | ATTR_BOLD | ATTR_ITALIC \ + | ATTR_BLINK); term.c.attr.fg = defaultfg; term.c.attr.bg = defaultbg; break; @@ -1514,39 +1721,15 @@ tsetattr(int *attr, int l) { term.c.attr.mode &= ~ATTR_REVERSE; break; case 38: - if(i + 2 < l && attr[i + 1] == 5) { - i += 2; - if(BETWEEN(attr[i], 0, 255)) { - term.c.attr.fg = attr[i]; - } else { - fprintf(stderr, - "erresc: bad fgcolor %d\n", - attr[i]); - } - } else { - fprintf(stderr, - "erresc(38): gfx attr %d unknown\n", - attr[i]); - } + if ((idx = tdefcolor(attr, &i, l)) >= 0) + term.c.attr.fg = idx; break; case 39: term.c.attr.fg = defaultfg; break; case 48: - if(i + 2 < l && attr[i + 1] == 5) { - i += 2; - if(BETWEEN(attr[i], 0, 255)) { - term.c.attr.bg = attr[i]; - } else { - fprintf(stderr, - "erresc: bad bgcolor %d\n", - attr[i]); - } - } else { - fprintf(stderr, - "erresc(48): gfx attr %d unknown\n", - attr[i]); - } + if ((idx = tdefcolor(attr, &i, l)) >= 0) + term.c.attr.bg = idx; break; case 49: term.c.attr.bg = defaultbg; @@ -1625,17 +1808,35 @@ 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 1006: + case 1003: /* 1003: enable all mouse motions */ + xsetpointermotion(set); + MODBIT(term.mode, 0, MODE_MOUSE); + MODBIT(term.mode, set, MODE_MOUSEMANY); + break; + case 1004: /* 1004: send focus events to tty */ + MODBIT(term.mode, set, MODE_FOCUS); + break; + case 1006: /* 1006: extended reporting mode */ MODBIT(term.mode, set, MODE_MOUSESGR); break; + case 1034: + MODBIT(term.mode, set, MODE_8BIT); + break; case 1049: /* = 1047 and 1048 */ case 47: case 1047: @@ -1645,9 +1846,9 @@ tsetmode(bool priv, bool set, int *args, int narg) { alt = IS_SET(MODE_ALTSCREEN); if(alt) { tclearregion(0, 0, term.col-1, - term.row-1, 0); + term.row-1); } - if(set ^ alt) /* set is always 1 or 0 */ + if(set ^ alt) /* set is always 1 or 0 */ tswapscreen(); if(*args != 1049) break; @@ -1655,6 +1856,15 @@ tsetmode(bool priv, bool set, int *args, int narg) { case 1048: tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD); break; + /* Not implemented mouse modes. See comments there. */ + case 1001: /* mouse highlight mode; can hang the + terminal by design when implemented. */ + case 1005: /* UTF-8 mouse mode; will confuse + applications not supporting UTF-8 + and luit. */ + case 1015: /* urxvt mangled mouse mode; incompatible + and can be mistaken for other control + codes. */ default: fprintf(stderr, "erresc: unknown private set/reset mode %d\n", @@ -1686,8 +1896,6 @@ tsetmode(bool priv, bool set, int *args, int narg) { } } } -#undef MODBIT - void csihandle(void) { @@ -1761,22 +1969,22 @@ csihandle(void) { tputtab(1); break; case 'J': /* ED -- Clear screen */ - sel.bx = -1; + selclear(NULL); switch(csiescseq.arg[0]) { case 0: /* below */ - tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 1); + tclearregion(term.c.x, term.c.y, term.col-1, term.c.y); if(term.c.y < term.row-1) { tclearregion(0, term.c.y+1, term.col-1, - term.row-1, 1); + term.row-1); } break; case 1: /* above */ if(term.c.y > 1) - tclearregion(0, 0, term.col-1, term.c.y-1, 1); - tclearregion(0, term.c.y, term.c.x, term.c.y, 1); + tclearregion(0, 0, term.col-1, term.c.y-1); + tclearregion(0, term.c.y, term.c.x, term.c.y); break; case 2: /* all */ - tclearregion(0, 0, term.col-1, term.row-1, 1); + tclearregion(0, 0, term.col-1, term.row-1); break; default: goto unknown; @@ -1786,13 +1994,13 @@ csihandle(void) { switch(csiescseq.arg[0]) { case 0: /* right */ tclearregion(term.c.x, term.c.y, term.col-1, - term.c.y, 1); + term.c.y); break; case 1: /* left */ - tclearregion(0, term.c.y, term.c.x, term.c.y, 1); + tclearregion(0, term.c.y, term.c.x, term.c.y); break; case 2: /* all */ - tclearregion(0, term.c.y, term.col-1, term.c.y, 1); + tclearregion(0, term.c.y, term.col-1, term.c.y); break; } break; @@ -1818,7 +2026,7 @@ csihandle(void) { case 'X': /* ECH -- Erase char */ DEFAULT(csiescseq.arg[0], 1); tclearregion(term.c.x, term.c.y, - term.c.x + csiescseq.arg[0] - 1, term.c.y, 1); + term.c.x + csiescseq.arg[0] - 1, term.c.y); break; case 'P': /* DCH -- Delete char */ DEFAULT(csiescseq.arg[0], 1); @@ -2003,10 +2211,10 @@ techo(char *buf, int len) { for(; len > 0; buf++, len--) { char c = *buf; - if(c == '\033') { /* escape */ + if(c == '\033') { /* escape */ tputc("^", 1); tputc("[", 1); - } else if(c < '\x20') { /* control code */ + } else if(c < '\x20') { /* control code */ if(c != '\n' && c != '\r' && c != '\t') { c |= '\x40'; tputc("^", 1); @@ -2077,31 +2285,31 @@ tputc(char *c, int len) { */ if(control) { switch(ascii) { - case '\t': /* HT */ + case '\t': /* HT */ tputtab(1); return; - case '\b': /* BS */ + case '\b': /* BS */ tmoveto(term.c.x-1, term.c.y); return; - case '\r': /* CR */ + case '\r': /* CR */ tmoveto(0, term.c.y); return; - case '\f': /* LF */ - case '\v': /* VT */ - case '\n': /* LF */ + case '\f': /* LF */ + case '\v': /* VT */ + case '\n': /* LF */ /* go to first col if the mode is set */ tnewline(IS_SET(MODE_CRLF)); return; - case '\a': /* BEL */ + case '\a': /* BEL */ if(!(xw.state & WIN_FOCUSED)) xseturgency(1); return; - case '\033': /* ESC */ + case '\033': /* ESC */ csireset(); term.esc = ESC_START; return; - case '\016': /* SO */ - case '\017': /* SI */ + case '\016': /* SO */ + case '\017': /* SI */ /* * Different charsets are hard to handle. Applications * should use the right alt charset escapes for the @@ -2109,15 +2317,15 @@ tputc(char *c, int len) { * rest is incompatible history st should not support. */ return; - case '\032': /* SUB */ - case '\030': /* CAN */ + case '\032': /* SUB */ + case '\030': /* CAN */ csireset(); return; - case '\005': /* ENQ (IGNORED) */ - case '\000': /* NUL (IGNORED) */ - case '\021': /* XON (IGNORED) */ - case '\023': /* XOFF (IGNORED) */ - case 0177: /* DEL (IGNORED) */ + case '\005': /* ENQ (IGNORED) */ + case '\000': /* NUL (IGNORED) */ + case '\021': /* XON (IGNORED) */ + case '\023': /* XOFF (IGNORED) */ + case 0177: /* DEL (IGNORED) */ return; } } else if(term.esc & ESC_START) { @@ -2220,6 +2428,7 @@ tputc(char *c, int len) { treset(); term.esc = 0; xresettitle(); + xloadcols(); break; case '=': /* DECPAM -- Application keypad */ term.mode |= MODE_APPKEYPAD; @@ -2257,10 +2466,12 @@ tputc(char *c, int len) { */ if(control && !(term.c.attr.mode & ATTR_GFX)) return; - if(sel.bx != -1 && BETWEEN(term.c.y, sel.by, sel.ey)) - sel.bx = -1; - if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT) - tnewline(1); /* always go to first col */ + if(sel.ob.x != -1 && BETWEEN(term.c.y, sel.ob.y, sel.oe.y)) + selclear(NULL); + if(IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) { + term.line[term.c.y][term.c.x].mode |= ATTR_WRAP; + tnewline(1); + } if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col) { memmove(&term.line[term.c.y][term.c.x+1], @@ -2278,11 +2489,12 @@ tputc(char *c, int len) { int tresize(int col, int row) { - int i, x; + int i; int minrow = MIN(row, term.row); int mincol = MIN(col, term.col); int slide = term.c.y - row + 1; bool *bp; + Line *orig; if(col < 1 || row < 1) return 0; @@ -2318,10 +2530,6 @@ tresize(int col, int row) { term.dirty[i] = 1; term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph)); term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph)); - for(x = mincol; x < col; x++) { - term.line[i][x].state = 0; - term.alt[i][x].state = 0; - } } /* allocate any new rows */ @@ -2346,6 +2554,17 @@ tresize(int col, int row) { tsetscroll(0, row-1); /* make use of the LIMIT in tmoveto */ tmoveto(term.c.x, term.c.y); + /* Clearing both screens */ + orig = term.line; + do { + if(mincol < col && 0 < minrow) { + tclearregion(mincol, 0, col - 1, minrow - 1); + } + if(0 < col && minrow < row) { + tclearregion(0, minrow, col - 1, row - 1); + } + tswapscreen(); + } while(orig != term.line); return (slide > 0); } @@ -2371,6 +2590,13 @@ void xloadcols(void) { int i, r, g, b; XRenderColor color = { .alpha = 0xffff }; + static bool loaded; + Colour *cp; + + if(loaded) { + for (cp = dc.col; cp < dc.col + LEN(dc.col); ++cp) + XftColorFree(xw.dpy, xw.vis, xw.cmap, cp); + } /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */ for(i = 0; i < LEN(colorname); i++) { @@ -2403,6 +2629,7 @@ xloadcols(void) { die("Could not allocate color %d\n", i); } } + loaded = true; } int @@ -2491,16 +2718,12 @@ xloadfont(Font *f, FcPattern *pattern) { if(!match) return 1; - if(!(f->set = FcFontSort(0, match, FcTrue, 0, &result))) { - FcPatternDestroy(match); - return 1; - } - if(!(f->match = XftFontOpenPattern(xw.dpy, match))) { FcPatternDestroy(match); return 1; } + f->set = NULL; f->pattern = FcPatternDuplicate(pattern); f->ascent = f->match->ascent; @@ -2575,34 +2798,37 @@ xloadfonts(char *fontstr, int fontsize) { FcPatternDestroy(pattern); } +int +xloadfontset(Font *f) { + FcResult result; + + if(!(f->set = FcFontSort(0, f->pattern, FcTrue, 0, &result))) + return 1; + return 0; +} + +void +xunloadfont(Font *f) { + XftFontClose(xw.dpy, f->match); + FcPatternDestroy(f->pattern); + if(f->set) + FcFontSetDestroy(f->set); +} + void xunloadfonts(void) { - int i, ip; + int i; - /* - * Free the loaded fonts in the font cache. This is done backwards - * from the frccur. - */ - for(i = 0, ip = frccur; i < frclen; i++, ip--) { - if(ip < 0) - ip = LEN(frc) - 1; - XftFontClose(xw.dpy, frc[ip].font); + /* Free the loaded fonts in the font cache. */ + for(i = 0; i < frclen; i++) { + XftFontClose(xw.dpy, frc[i].font); } - frccur = -1; frclen = 0; - XftFontClose(xw.dpy, dc.font.match); - FcPatternDestroy(dc.font.pattern); - FcFontSetDestroy(dc.font.set); - XftFontClose(xw.dpy, dc.bfont.match); - FcPatternDestroy(dc.bfont.pattern); - FcFontSetDestroy(dc.bfont.set); - XftFontClose(xw.dpy, dc.ifont.match); - FcPatternDestroy(dc.ifont.pattern); - FcFontSetDestroy(dc.ifont.set); - XftFontClose(xw.dpy, dc.ibfont.match); - FcPatternDestroy(dc.ibfont.pattern); - FcFontSetDestroy(dc.ibfont.set); + xunloadfont(&dc.font); + xunloadfont(&dc.bfont); + xunloadfont(&dc.ifont); + xunloadfont(&dc.ibfont); } void @@ -2615,7 +2841,6 @@ xzoom(const Arg *arg) { void xinit(void) { - XSetWindowAttributes attrs; XGCValues gcvalues; Cursor cursor; Window parent; @@ -2657,22 +2882,20 @@ 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; @@ -2687,7 +2910,7 @@ 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="); @@ -2725,7 +2948,7 @@ void xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { int winx = borderpx + x * xw.cw, winy = borderpx + y * xw.ch, width = charlen * xw.cw, xp, i; - int frp, frcflags; + int frcflags; int u8fl, u8fblen, u8cblen, doesexist; char *u8c, *u8fs; long u8char; @@ -2734,8 +2957,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { FcPattern *fcpattern, *fontpattern; FcFontSet *fcsets[] = { NULL }; FcCharSet *fccharset; - Colour *fg, *bg, *temp, revfg, revbg; + Colour *fg, *bg, *temp, revfg, revbg, truefg, truebg; XRenderColor colfg, colbg; + Rectangle r; frcflags = FRC_NORMAL; @@ -2753,8 +2977,27 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { if(base.fg == defaultfg) base.fg = defaultunderline; } - fg = &dc.col[base.fg]; - bg = &dc.col[base.bg]; + if(IS_TRUECOL(base.fg)) { + colfg.red = TRUERED(base.fg); + colfg.green = TRUEGREEN(base.fg); + colfg.blue = TRUEBLUE(base.fg); + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &truefg); + fg = &truefg; + } else { + fg = &dc.col[base.fg]; + } + + if(IS_TRUECOL(base.bg)) { + colbg.green = TRUEGREEN(base.bg); + colbg.red = TRUERED(base.bg); + colbg.blue = TRUEBLUE(base.bg); + XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &truebg); + bg = &truebg; + } else { + bg = &dc.col[base.bg]; + } + + if(base.mode & ATTR_BOLD) { if(BETWEEN(base.fg, 0, 7)) { @@ -2769,9 +3012,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { } /* * Those ranges will not be brightened: - * 8 - 15 – bright system colors - * 196 - 231 – highest 256 color cube - * 252 - 255 – brightest colors in greyscale + * 8 - 15 – bright system colors + * 196 - 231 – highest 256 color cube + * 252 - 255 – brightest colors in greyscale */ font = &dc.bfont; frcflags = FRC_BOLD; @@ -2807,6 +3050,9 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { bg = temp; } + if(base.mode & ATTR_BLINK && term.mode & MODE_BLINK) + fg = bg; + /* Intelligent cleaning up of the borders. */ if(x == 0) { xclear(0, (y == 0)? 0 : winy, borderpx, @@ -2824,7 +3070,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { /* Clean up the region we want to draw to. */ XftDrawRect(xw.draw, bg, winx, winy, width, xw.ch); - fcsets[0] = font->set; + /* Set the clip region because Xft is sometimes dirty. */ + r.x = 0; + r.y = 0; + r.height = xw.ch; + r.width = width; + XftDrawSetClipRectangles(xw.draw, winx, winy, &r, 1); + for(xp = winx; bytelen > 0;) { /* * Search for the range in the to be printed string of glyphs @@ -2841,7 +3093,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { s += u8cblen; bytelen -= u8cblen; - doesexist = XftCharIndex(xw.dpy, font->match, u8char); + doesexist = XftCharExists(xw.dpy, font->match, u8char); if(!doesexist || bytelen <= 0) { if(bytelen <= 0) { if(doesexist) { @@ -2857,6 +3109,7 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { (FcChar8 *)u8fs, u8fblen); xp += font->width * u8fl; + } break; } @@ -2867,20 +3120,20 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { if(doesexist) break; - frp = frccur; /* Search the font cache. */ - for(i = 0; i < frclen; i++, frp--) { - if(frp <= 0) - frp = LEN(frc) - 1; - - if(frc[frp].c == u8char - && frc[frp].flags == frcflags) { + for(i = 0; i < frclen; i++) { + if(XftCharExists(xw.dpy, frc[i].font, u8char) + && frc[i].flags == frcflags) { break; } } /* Nothing was found. */ if(i >= frclen) { + if(!font->set) + xloadfontset(font); + fcsets[0] = font->set; + /* * Nothing was found in the cache. Now use * some dozen of Fontconfig calls to get the @@ -2905,28 +3158,24 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { /* * Overwrite or create the new cache entry. */ - frccur++; - frclen++; - if(frccur >= LEN(frc)) - frccur = 0; - if(frclen > LEN(frc)) { - frclen = LEN(frc); - XftFontClose(xw.dpy, frc[frccur].font); + if(frclen >= LEN(frc)) { + frclen = LEN(frc) - 1; + XftFontClose(xw.dpy, frc[frclen].font); } - frc[frccur].font = XftFontOpenPattern(xw.dpy, + frc[frclen].font = XftFontOpenPattern(xw.dpy, fontpattern); - frc[frccur].c = u8char; - frc[frccur].flags = frcflags; + frc[frclen].flags = frcflags; + + i = frclen; + frclen++; FcPatternDestroy(fcpattern); FcCharSetDestroy(fccharset); - - frp = frccur; } - XftDrawStringUtf8(xw.draw, fg, frc[frp].font, - xp, winy + frc[frp].font->ascent, + XftDrawStringUtf8(xw.draw, fg, frc[i].font, + xp, winy + frc[i].font->ascent, (FcChar8 *)u8c, u8cblen); xp += font->width; @@ -2941,28 +3190,26 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { XftDrawRect(xw.draw, fg, winx, winy + font->ascent + 1, width, 1); } + + /* Reset clip to none. */ + XftDrawSetClip(xw.draw, 0); } void xdrawcursor(void) { static int oldx = 0, oldy = 0; int sl; - Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs, 0}; + Glyph g = {{' '}, ATTR_NULL, defaultbg, defaultcs}; LIMIT(oldx, 0, term.col-1); LIMIT(oldy, 0, term.row-1); - if(term.line[term.c.y][term.c.x].state & GLYPH_SET) - memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ); + memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ); /* remove the old cursor */ - if(term.line[oldy][oldx].state & GLYPH_SET) { - sl = utf8size(term.line[oldy][oldx].c); - xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, - oldy, 1, sl); - } else { - xtermclear(oldx, oldy, oldx, oldy); - } + sl = utf8size(term.line[oldy][oldx].c); + xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, + oldy, 1, sl); /* draw the new one */ if(!(IS_SET(MODE_HIDE))) { @@ -3040,7 +3287,7 @@ drawregion(int x1, int y1, int x2, int y2) { int ic, ib, x, y, ox, sl; Glyph base, new; char buf[DRAW_BUF_SIZ]; - bool ena_sel = sel.bx != -1; + bool ena_sel = sel.ob.x != -1; if(sel.alt ^ IS_SET(MODE_ALTSCREEN)) ena_sel = 0; @@ -3058,25 +3305,22 @@ drawregion(int x1, int y1, int x2, int y2) { ic = ib = ox = 0; for(x = x1; x < x2; x++) { new = term.line[y][x]; - if(ena_sel && *(new.c) && selected(x, y)) + if(ena_sel && selected(x, y)) new.mode ^= ATTR_REVERSE; - if(ib > 0 && (!(new.state & GLYPH_SET) - || ATTRCMP(base, new) + if(ib > 0 && (ATTRCMP(base, new) || ib >= DRAW_BUF_SIZ-UTF_SIZ)) { xdraws(buf, base, ox, y, ic, ib); ic = ib = 0; } - if(new.state & GLYPH_SET) { - if(ib == 0) { - ox = x; - base = new; - } - - sl = utf8size(new.c); - memcpy(buf+ib, new.c, sl); - ib += sl; - ++ic; + if(ib == 0) { + ox = x; + base = new; } + + sl = utf8size(new.c); + memcpy(buf+ib, new.c, sl); + ib += sl; + ++ic; } if(ib > 0) xdraws(buf, base, ox, y, ic, ib); @@ -3113,6 +3357,12 @@ unmap(XEvent *ev) { } 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); @@ -3132,23 +3382,27 @@ focus(XEvent *ev) { XSetICFocus(xw.xic); xw.state |= WIN_FOCUSED; xseturgency(0); + if(IS_SET(MODE_FOCUS)) + ttywrite("\033[I", 3); } else { XUnsetICFocus(xw.xic); xw.state &= ~WIN_FOCUSED; + if(IS_SET(MODE_FOCUS)) + ttywrite("\033[O", 3); } } -inline bool +static inline bool match(uint mask, uint state) { - state &= ~(ignoremod); + state &= ~ignoremod; if(mask == XK_NO_MOD && state) return false; if(mask != XK_ANY_MOD && mask != XK_NO_MOD && !state) return false; - if((state & mask) != state) - return false; - return true; + if(mask == XK_ANY_MOD) + return true; + return state == mask; } void @@ -3158,7 +3412,6 @@ numlock(const Arg *dummy) { char* kmap(KeySym k, uint state) { - uint mask; Key *kp; int i; @@ -3173,12 +3426,10 @@ kmap(KeySym k, uint state) { } for(kp = key; kp < key + LEN(key); kp++) { - mask = kp->mask; - if(kp->k != k) continue; - if(!match(mask, state)) + if(!match(kp->mask, state)) continue; if(kp->appkey > 0) { @@ -3212,7 +3463,8 @@ kpress(XEvent *ev) { XKeyEvent *e = &ev->xkey; KeySym ksym; char xstr[31], buf[32], *customkey, *cp = buf; - int len; + int len, ret; + long c; Status status; Shortcut *bp; @@ -3233,13 +3485,23 @@ kpress(XEvent *ev) { if((customkey = kmap(ksym, e->state))) { len = strlen(customkey); memcpy(buf, customkey, len); - /* 2. hardcoded (overrides X lookup) */ + /* 3. hardcoded (overrides X lookup) */ } else { if(len == 0) return; - if(len == 1 && e->state & Mod1Mask) - *cp++ = '\033'; + if(len == 1 && e->state & Mod1Mask) { + if(IS_SET(MODE_8BIT)) { + if(*xstr < 0177) { + c = *xstr | 0x80; + ret = utf8encode(&c, cp); + cp += ret; + len = 0; + } + } else { + *cp++ = '\033'; + } + } memcpy(cp, xstr, len); len = cp - buf + len; @@ -3299,35 +3561,72 @@ resize(XEvent *e) { void run(void) { XEvent ev; + int w = xw.w, h = xw.h; fd_set rfd; - int xfd = XConnectionNumber(xw.dpy), xev; - struct timeval drawtimeout, *tv = NULL, now, last; + int xfd = XConnectionNumber(xw.dpy), xev, blinkset = 0, dodraw = 0; + struct timeval drawtimeout, *tv = NULL, now, last, lastblink; + + /* Waiting for window mapping */ + while(1) { + XNextEvent(xw.dpy, &ev); + if(ev.type == ConfigureNotify) { + w = ev.xconfigure.width; + h = ev.xconfigure.height; + } else if(ev.type == MapNotify) { + break; + } + } + + if(!xw.isfixed) + cresize(w, h); + else + cresize(xw.fw, xw.fh); + ttynew(); + gettimeofday(&lastblink, NULL); gettimeofday(&last, NULL); for(xev = actionfps;;) { FD_ZERO(&rfd); FD_SET(cmdfd, &rfd); FD_SET(xfd, &rfd); + if(select(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, tv) < 0) { if(errno == EINTR) continue; die("select failed: %s\n", SERRNO); } + if(FD_ISSET(cmdfd, &rfd)) { + ttyread(); + if(blinktimeout) { + blinkset = tattrset(ATTR_BLINK); + if(!blinkset && term.mode & ATTR_BLINK) + term.mode &= ~(MODE_BLINK); + } + } + + if(FD_ISSET(xfd, &rfd)) + xev = actionfps; gettimeofday(&now, NULL); drawtimeout.tv_sec = 0; drawtimeout.tv_usec = (1000/xfps) * 1000; tv = &drawtimeout; - if(FD_ISSET(cmdfd, &rfd)) - ttyread(); - - if(FD_ISSET(xfd, &rfd)) - xev = actionfps; + dodraw = 0; + if(blinktimeout && TIMEDIFF(now, lastblink) > blinktimeout) { + tsetdirtattr(ATTR_BLINK); + term.mode ^= MODE_BLINK; + gettimeofday(&lastblink, NULL); + dodraw = 1; + } + if(TIMEDIFF(now, last) \ + > (xev? (1000/xfps) : (1000/actionfps))) { + dodraw = 1; + last = now; + } - if(TIMEDIFF(now, last) > \ - (xev ? (1000/xfps) : (1000/actionfps))) { + if(dodraw) { while(XPending(xw.dpy)) { XNextEvent(xw.dpy, &ev); if(XFilterEvent(&ev, None)) @@ -3338,12 +3637,24 @@ run(void) { draw(); XFlush(xw.dpy); - last = now; if(xev && !FD_ISSET(xfd, &rfd)) xev--; - if(!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) - tv = NULL; + if(!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) { + if(blinkset) { + if(TIMEDIFF(now, lastblink) \ + > blinktimeout) { + drawtimeout.tv_usec = 1; + } else { + drawtimeout.tv_usec = (1000 * \ + (blinktimeout - \ + TIMEDIFF(now, + lastblink))); + } + } else { + tv = NULL; + } + } } } } @@ -3359,6 +3670,7 @@ int main(int argc, char *argv[]) { int bitm, xr, yr; uint wr, hr; + char *titles; xw.fw = xw.fh = xw.fx = xw.fy = 0; xw.isfixed = False; @@ -3372,8 +3684,13 @@ main(int argc, char *argv[]) { break; case 'e': /* eat all remaining arguments */ - if(argc > 1) + if(argc > 1) { opt_cmd = &argv[1]; + if(argv[1] != NULL && opt_title == NULL) { + titles = strdup(argv[1]); + opt_title = basename(titles); + } + } goto run; case 'f': opt_font = EARGF(usage()); @@ -3415,7 +3732,6 @@ run: XSetLocaleModifiers(""); tnew(80, 24); xinit(); - ttynew(); selinit(); run();