winwatch: highlight window state
This commit is contained in:
cinap_lenrek
parent
83b56186e4
commit
25493360e3
1 changed files with 82 additions and 42 deletions
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@ -4,16 +4,20 @@
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#include <event.h>
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#include <regexp.h>
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enum {
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VISIBLE = 1,
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CURRENT = 2,
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};
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typedef struct Win Win;
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struct Win {
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int n;
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int dirty;
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int state;
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char *label;
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Rectangle r;
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};
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Reprog *exclude = nil;
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Win *win;
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int nwin;
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@ -21,6 +25,7 @@ int mwin;
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int onwin;
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int rows, cols;
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Image *lightblue;
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Image *statecol[4];
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enum {
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PAD = 3,
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@ -63,14 +68,43 @@ estrdup(char *s)
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return t;
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}
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int
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readfile(char *buf, int nbuf, char *file, ...)
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{
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va_list arg;
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int n, fd;
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va_start(arg, file);
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vsnprint(buf, nbuf, file, arg);
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va_end(arg);
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if((fd = open(buf, OREAD)) < 0){
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buf[0] = 0;
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return -1;
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}
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n = read(fd, buf, nbuf-1);
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close(fd);
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if(n < 0){
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buf[0] = 0;
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return -1;
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}
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buf[n] = 0;
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return n;
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}
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void
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refreshwin(void)
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{
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char label[128];
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int i, fd, lfd, n, nr, nw, m;
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char label[128], wctl[128], *tok[8];
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int i, fd, n, nr, nw, state;
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static int mywinid = -1;
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Dir *pd;
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if(mywinid < 0){
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if(readfile(wctl, sizeof(wctl), "/dev/winid") > 0)
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mywinid = atoi(wctl);
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}
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if((fd = open("/dev/wsys", OREAD)) < 0)
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return;
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@ -79,18 +113,23 @@ refreshwin(void)
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while((nr=dirread(fd, &pd)) > 0){
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for(i=0; i<nr; i++){
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n = atoi(pd[i].name);
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sprint(label, "/dev/wsys/%d/label", n);
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if((lfd = open(label, OREAD)) < 0)
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if(n == mywinid)
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continue;
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m = read(lfd, label, sizeof(label)-1);
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close(lfd);
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if(m < 0)
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if(readfile(label, sizeof(label), "/dev/wsys/%d/label", n) <= 0)
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continue;
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label[m] = '\0';
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if(exclude != nil && regexec(exclude,label,nil,0))
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continue;
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if(nw < nwin && win[nw].n == n && strcmp(win[nw].label, label)==0){
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if(readfile(wctl, sizeof(wctl), "/dev/wsys/%d/wctl", n) <= 0)
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continue;
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if(tokenize(wctl, tok, nelem(tok)) != 6)
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continue;
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state = 0;
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if(strcmp(tok[4], "current") == 0)
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state |= CURRENT;
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if(strcmp(tok[5], "visible") == 0)
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state |= VISIBLE;
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if(nw < nwin && win[nw].n == n && win[nw].state == state &&
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strcmp(win[nw].label, label)==0){
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nw++;
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continue;
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}
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@ -106,6 +145,7 @@ refreshwin(void)
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}
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win[nw].n = n;
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win[nw].label = estrdup(label);
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win[nw].state = state;
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win[nw].dirty = 1;
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win[nw].r = Rect(0,0,0,0);
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nw++;
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@ -132,7 +172,7 @@ drawnowin(int i)
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void
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drawwin(int i)
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{
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draw(screen, win[i].r, lightblue, nil, ZP);
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draw(screen, win[i].r, statecol[win[i].state], nil, ZP);
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_string(screen, addpt(win[i].r.min, Pt(2,0)), display->black, ZP,
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font, win[i].label, nil, strlen(win[i].label),
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win[i].r, nil, ZP, SoverD);
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@ -191,45 +231,37 @@ eresized(int new)
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redraw(screen, 1);
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}
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void
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int
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click(Mouse m)
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{
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int fd, i, j;
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char buf[128];
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int fd, i;
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if(m.buttons == 0 || (m.buttons & ~4))
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return;
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if((m.buttons & 7) != 4)
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return 0;
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for(i=0; i<nwin; i++)
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if(ptinrect(m.xy, win[i].r))
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break;
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if(i == nwin)
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return;
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return 0;
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do
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m = emouse();
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while(m.buttons == 4);
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if(m.buttons != 0){
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do
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m = emouse();
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while(m.buttons);
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return;
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}
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for(j=0; j<nwin; j++)
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if(ptinrect(m.xy, win[j].r))
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break;
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if(j != i)
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return;
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while((m.buttons & 7) == 4);
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if((m.buttons & 7) || !ptinrect(m.xy, win[i].r))
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return 0;
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sprint(buf, "/dev/wsys/%d/wctl", win[i].n);
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if((fd = open(buf, OWRITE)) < 0)
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return;
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write(fd, "unhide\n", 7);
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write(fd, "top\n", 4);
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write(fd, "current\n", 8);
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return 0;
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if(win[i].state == (CURRENT|VISIBLE))
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write(fd, "hide\n", 5);
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else {
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write(fd, "unhide\n", 7);
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write(fd, "top\n", 4);
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write(fd, "current\n", 8);
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}
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close(fd);
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return 1;
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}
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void
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@ -245,6 +277,7 @@ main(int argc, char **argv)
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char *fontname = nil;
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int Etimer;
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Event e;
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int i;
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ARGBEGIN{
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case 'f':
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@ -265,8 +298,15 @@ main(int argc, char **argv)
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if(initdraw(0, fontname, "winwatch") < 0)
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sysfatal("initdraw: %r");
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lightblue = allocimagemix(display, DPalebluegreen, DWhite);
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if(lightblue == nil)
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sysfatal("allocimagemix: %r");
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statecol[0] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, 0xCCCCCCFF);
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statecol[1] = lightblue;
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statecol[2] = lightblue;
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statecol[3] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, DPalegreygreen);
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for(i=0; i<nelem(statecol); i++)
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if(statecol[i] == nil)
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sysfatal("allocimage: %r");
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refreshwin();
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redraw(screen, 1);
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@ -280,8 +320,8 @@ main(int argc, char **argv)
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exits(0);
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break;
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case Emouse:
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if(e.mouse.buttons)
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click(e.mouse);
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if(click(e.mouse) == 0)
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continue;
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/* fall through */
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default: /* Etimer */
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refreshwin();
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