shithub: patch

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vdir-tweaks: update

- backwards history
- refresh button
- smooth drawing using backbuffer
- mouse scrolling continues until buttons released
- middle mouse scroll offset centered on mouse position
- keyboard shortcut tweaks

older tweaks:
- different plumbing for dirs
- changes to clicking behavior: buttons and location

--- a/vdir-tweaks

+++ b/vdir-tweaks

@@ -1,9 +1,290 @@

 diff 663d1a8c4432f3cef70466c04699fb6ebaafbc22 uncommitted

+--- a/alert.c

++++ b/alert.c

+@@ -62,7 +62,7 @@

+ 		o = addpt(screen->r.min, Pt((Dx(screen->r)-w)/2, (Dy(screen->r)-h)/2));

+ 		r = Rect(o.x, o.y, o.x+w, o.y+h);

+ 		if(save==nil){

+-			save = allocimage(display, r, b->chan, 0, DNofill);

++			save = allocimage(display, r, screen->chan, 0, DNofill);

+ 			if(save==nil)

+ 				break;

+ 			draw(save, r, b, nil, r.min);

+--- a/icons.h

++++ b/icons.h

+@@ -420,3 +420,181 @@

+ 	0x46, 0x00, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00,

+ 	

+ };

++

++uchar backdata[] = {

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++};

++

++uchar refdata[] = {

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++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00,

++	0x5c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00,

++	0x5c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x5c, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00,

++	0x5c, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00, 0x5c, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

++	0x00, 0x00, 0x00, 0x00

++};

 --- a/vdir.c

 +++ b/vdir.c

-@@ -273,7 +273,7 @@

+@@ -20,6 +20,12 @@

+ 	Slowscroll = 10,

+ };

+ 

++enum{

++	Nback = 64,

++};

++char *backlist[Nback];

++int backp = -1;

++

+ enum

+ {

+ 	Emouse,

+@@ -47,6 +53,8 @@

+ Rectangle homer;

+ Rectangle upr;

+ Rectangle cdr;

++Rectangle refr;

++Rectangle backr;

+ Rectangle newdirr;

+ Rectangle newfiler;

+ Rectangle viewr;

+@@ -60,6 +68,8 @@

+ Image *iup;

+ Image *inewfile;

+ Image *inewfolder;

++Image *iref;

++Image *iback;

+ Image *toolbg;

+ Image *toolfg;

+ Image *viewbg;

+@@ -68,6 +78,7 @@

+ Image *selfg;

+ Image *scrollbg;

+ Image *scrollfg;

++Image *fb;

+ int sizew;

+ int lineh;

+ int nlines;

+@@ -146,8 +157,38 @@

  }

+ void

++pushback(void)

++{

++	if(strlen(path) < 1)

++		return;

++	if(backp == Nback-1)

++		memmove(backlist, backlist+1, (Nback-1) * sizeof *backlist);

++	else

++		backp++;

++	if((backlist[backp] = strdup(path)) == nil)

++		sysfatal("strdup: %r");

++}

++

++int

++back(void)

++{

++	char *p;

++

++	if(backp < 0)

++		return 0;

++	p = backlist[backp];

++	backlist[backp] = nil;

++	backp--;

++	strecpy(path, path+sizeof path, p);

++	free(p);

++	loaddirs();

++	return 1;

++}

++

++void

+ up(void)

+ {

++	pushback();

+ 	snprint(path, sizeof path, abspath(path, ".."));

+ 	loaddirs();

+ }

+@@ -157,6 +198,7 @@

+ {

+ 	char newpath[256] = {0};

+ 

++	pushback();

+ 	if(dir == nil)

+ 		snprint(newpath, sizeof path, home);

+ 	else if(dir[0] == '/')

+@@ -273,7 +315,7 @@

+ }

+ 

  int

 -plumbfile(char *path, char *name)

 +plumbfile(char *path, char *name, int isdir)

@@ -10,7 +291,7 @@

  {

  	char *f;

  	int e;

-@@ -280,9 +280,12 @@

+@@ -280,9 +322,12 @@

  	f = smprint("%s/%s", path, name);

  	e = access(f, 0)==0;

@@ -26,8 +307,208 @@

  		alert("Error", "File does not exist anymore", nil, mctl, kctl);

  		loaddirs();

  		redraw();

-@@ -588,40 +591,10 @@

- 	else if(m.buttons == 0)

+@@ -346,6 +391,8 @@

+ 	iup    = loadicon(big, updata, sizeof updata);

+ 	inewfile = loadicon(big, newfiledata, sizeof newfiledata);

+ 	inewfolder = loadicon(big, newfolderdata, sizeof newfolderdata);

++	iref    = loadicon(big, refdata, sizeof refdata);

++	iback    = loadicon(big, backdata, sizeof backdata);

+ }

+ 

+ char*

+@@ -366,7 +413,7 @@

+ 

+ 	p->x += Toolpadding;

+ 	r = Rect(p->x, p->y, p->x+16, p->y+16);

+-	draw(screen, r, c, i, ZP);

++	draw(fb, r, c, i, ZP);

+ 	p->x += 16+Toolpadding;

+ 	return r;

+ }

+@@ -379,12 +426,12 @@

+ 

+ 	s = t;

+ 	if(*s && (p.x+stringwidth(font, s)) > n){

+-		p = string(screen, p, i, ZP, font, ellipsis);

++		p = string(fb, p, i, ZP, font, ellipsis);

+ 		while (*s && (p.x+stringwidth(font, s)) > n) s++;

+ 	}

+ 	for( ; *s; s++){

+ 		s += chartorune(&rn, s) - 1;

+-		p = runestringn(screen, p, i, ZP, font, &rn, 1);

++		p = runestringn(fb, p, i, ZP, font, &rn, 1);

+ 	}

+ 	return p;

+ }

+@@ -407,7 +454,7 @@

+ 	p = addpt(viewr.min, Pt(Toolpadding, Toolpadding));

+ 	p.y += n*lineh;

+ 	r = Rpt(p, addpt(p, Pt(Dx(viewr)-2*Toolpadding, lineh)));

+-	draw(screen, r, bg, nil, ZP);

++	draw(fb, r, bg, nil, ZP);

+ 	t = mdate(d);

+ 	snprint(buf, sizeof buf, "%*lld  %s", sizew, d.length, t);

+ 	free(t);

+@@ -414,12 +461,12 @@

+ 	img = (d.qid.type&QTDIR) ? folder : file;

+ 	p.y -= Padding;

+ 	dy = (lineh-12)/2;

+-	draw(screen, Rect(p.x, p.y+dy, p.x+12, p.y+dy+12), fg, img, ZP);

++	draw(fb, Rect(p.x, p.y+dy, p.x+12, p.y+dy+12), fg, img, ZP);

+ 	p.x += 12+4+Padding;

+ 	p.y += Padding;

+ 	p = drawtext(p, fg, d.name, viewr.max.x - stringwidth(font, buf) - 2*Padding - Toolpadding);

+ 	p.x = viewr.max.x - stringwidth(font, buf) - 2*Padding - Toolpadding;

+-	string(screen, p, fg, ZP, font, buf);

++	string(fb, p, fg, ZP, font, buf);

+ }

+ 

+ void

+@@ -440,22 +487,25 @@

+ 	Point p;

+ 	int i, h, y;

+ 

+-	draw(screen, screen->r, viewbg, nil, ZP);

+-	p = addpt(screen->r.min, Pt(0, Toolpadding));

+-	draw(screen, toolr, toolbg, nil, ZP);

+-	line(screen, Pt(toolr.min.x, toolr.max.y), toolr.max, 0, 0, 0, toolfg, ZP);

++	draw(fb, fb->r, viewbg, nil, ZP);

++	p = Pt(0, Toolpadding);

++	draw(fb, toolr, toolbg, nil, ZP);

++	line(fb, Pt(toolr.min.x, toolr.max.y), toolr.max, 0, 0, 0, toolfg, ZP);

+ 	homer = drawbutton(&p, toolfg, ihome);

+ 	cdr = drawbutton(&p, toolfg, icd);

++	backr = drawbutton(&p, toolfg, iback);

+ 	upr = drawbutton(&p, toolfg, iup);

++	refr = drawbutton(&p, toolfg, iref);

++

+ 	p.x += Toolpadding;

+ 	p.y = toolr.min.y + (Toolpadding+16+Toolpadding-font->height)/2;

+ 	pathr = Rect(p.x, p.y, p.x + stringwidth(font, path), p.y + font->height);

+-	p = drawtext(p, toolfg, path, screen->r.max.x - 2*(Toolpadding+16+Toolpadding));

+-	p.x = screen->r.max.x - 2*(Toolpadding+16+Toolpadding);

+-	p.y = screen->r.min.y + Toolpadding;

++	p = drawtext(p, toolfg, path, fb->r.max.x - 2*(Toolpadding+16+Toolpadding));

++	p.x = fb->r.max.x - 2*(Toolpadding+16+Toolpadding);

++	p.y = fb->r.min.y + Toolpadding;

+ 	newdirr = drawbutton(&p, toolfg, inewfolder);

+ 	newfiler = drawbutton(&p, toolfg, inewfile);

+-	draw(screen, scrollr, scrollbg, nil, ZP);

++	draw(fb, scrollr, scrollbg, nil, ZP);

+ 	if(ndirs>0){

+ 		h = ((double)nlines/ndirs)*Dy(scrollr);

+ 		y = ((double)offset/ndirs)*Dy(scrollr);

+@@ -462,10 +512,11 @@

+ 		scrposr = Rect(scrollr.min.x, scrollr.min.y+y, scrollr.max.x-1, scrollr.min.y+y+h);

+ 	}else

+ 		scrposr = Rect(scrollr.min.x, scrollr.min.y, scrollr.max.x-1, scrollr.max.y);

+-	draw(screen, scrposr, scrollfg, nil, ZP);

++	draw(fb, scrposr, scrollfg, nil, ZP);

+ 	for(i = 0; i<nlines && offset+i<ndirs; i++){

+ 		drawdir(i, 0);

+ 	}

++	draw(screen, screen->r, fb, nil, ZP);

+ 	flushimage(display, 1);

+ }

+ 

+@@ -506,18 +557,42 @@

+ }

+ 

+ void

++scroll(Mouse m)

++{

++	int dy;

++

++	if(m.buttons & 1){

++		dy = 1+nlines*((double)(m.xy.y - scrollr.min.y)/Dy(scrollr));

++		scrollup(dy);

++	}else if(m.buttons & 2){

++		if(nlines<ndirs){

++			offset = scrollclamp((m.xy.y-Dy(scrposr)/2 - (scrollr.min.y)) * ndirs/Dy(scrollr));

++			redraw();

++		}

++	}else if(m.buttons & 4){

++		dy = 1+nlines*((double)(m.xy.y - scrollr.min.y)/Dy(scrollr));

++		scrolldown(dy);

++	}

++}

++

++void

+ evtresize(void)

+ {

+ 	if(getwindow(display, Refnone)<0)

+ 		sysfatal("cannot reattach: %r");

+ 	lineh = Padding+font->height+Padding;

+-	toolr = screen->r;

++	freeimage(fb);

++	if((fb = allocimage(display,

++		Rect(0,0,Dx(screen->r),Dy(screen->r)),

++		screen->chan, 0, DNofill)) == nil)

++		sysfatal("allocimage: %r");

++	toolr = fb->r;

+ 	toolr.max.y = toolr.min.y+16+2*Toolpadding;

+-	scrollr = screen->r;

++	scrollr = fb->r;

+ 	scrollr.min.y = toolr.max.y+1;

+ 	scrollr.max.x = scrollr.min.x + Scrollwidth;

+ 	scrollr = insetrect(scrollr, 1);

+-	viewr = screen->r;

++	viewr = fb->r;

+ 	viewr.min.x += Scrollwidth;

+ 	viewr.min.y = toolr.max.y+1;

+ 	nlines = Dy(viewr)/lineh;

+@@ -542,13 +617,21 @@

+ 		cd(nil);

+ 		redraw();

+ 		break;

++	case Kesc:

++		loaddirs();

++		redraw();

++		break;

+ 	case Kup:

+ 		up();

+ 		redraw();

+ 		break;

+-	case 0x20:

+-		plumbsendtext(plumbfd, "vdir", nil, nil, path);

++	case Kbs:

++		back();

++		redraw();

+ 		break;

++	case 0x0a:

++		plumbsendtext(plumbfd, "vdirw", nil, nil, path);

++		break;

+ 	}

+ }

+ 

+@@ -557,9 +640,8 @@

+ {

+ 	Point p;

+ 

+-	p = screen->r.min;

+-	p.x += (Dx(screen->r)-stringwidth(font, text)-4)/2;

+-	p.y += (Dy(screen->r)-font->height-4)/2;

++	p.x = (Dx(fb->r)-stringwidth(font, text)-4)/2;

++	p.y = (Dy(fb->r)-font->height-4)/2;

+ 	return p;

+ }

+ 

+@@ -579,63 +661,36 @@

+ void

+ evtmouse(Mouse m)

+ {

+-	int n, dy;

++	int n;

+ 	Dir d;

+ 	char buf[256] = {0};

+ 

+-	if(oldbuttons == 0 && m.buttons != 0 && ptinrect(m.xy, scrollr))

++	m.xy = subpt(m.xy, screen->r.min);

++	if(m.buttons != 0 && (ptinrect(m.xy, scrollr) || scrolling)){

+ 		scrolling = 1;

+-	else if(m.buttons == 0)

++		scroll(m);

++	}else

  		scrolling = 0;

 -	if(m.buttons&1){

@@ -64,14 +545,24 @@

 -		if(scrolling){

 -			dy = 1+nlines*((double)(m.xy.y - scrollr.min.y)/Dy(scrollr));

 -			scrolldown(dy);

+-		}else if(ptinrect(m.xy, homer)){

 +	if(m.buttons&1 && oldbuttons == 0){

-+ 		if(scrolling){

-+ 			dy = 1+nlines*((double)(m.xy.y - scrollr.min.y)/Dy(scrollr));

-+ 			scrollup(dy);

- 		}else if(ptinrect(m.xy, homer)){

++		if(ptinrect(m.xy, homer)){

  			cd(nil);

  			redraw();

-@@ -634,8 +607,6 @@

+ 		}else if(ptinrect(m.xy, upr)){

+ 			up();

+ 			redraw();

+-		}else if(ptinrect(m.xy, cdr)){

++		}else if(ptinrect(m.xy, refr)){

++			loaddirs();

++			redraw();

++		}else if(ptinrect(m.xy, backr)){

++			if(back())

++				redraw();

++		}else if(ptinrect(m.xy, cdr) || ptinrect(m.xy, pathr)){

+ 			m.xy = cept("Go to directory");

+ 			if(enter("Go to directory", buf, sizeof buf, mctl, kctl, nil)>0){

  				cd(buf);

  				redraw();

  			}

@@ -80,7 +571,7 @@

  		}else if(ptinrect(m.xy, newdirr)){

  			m.xy = cept("Create directory");

  			if(enter("Create directory", buf, sizeof buf, mctl, kctl, nil)>0){

-@@ -656,10 +627,47 @@

+@@ -656,10 +711,39 @@

  			if(d.qid.type & QTDIR){

  				cd(d.name);

  				redraw();

@@ -88,16 +579,16 @@

 -				if(plumbfile(path, d.name))

 -					flash(n);

  			}

-+ 		}

++		}

 +	}else if(m.buttons&2 && oldbuttons == 0){

-+ 		if(ptinrect(m.xy, viewr)){

-+ 			n = indexat(m.xy);

-+ 			if(n==-1)

-+ 				return;

-+ 			d = dirs[offset+n];

++		if(ptinrect(m.xy, viewr)){

++			n = indexat(m.xy);

++			if(n==-1)

++				return;

++			d = dirs[offset+n];

 +			menu2.lasthit = 0;

-+ 			switch(menuhit(2, mctl, &menu2, nil)){

-+ 			case Mdelete:

++			switch(menuhit(2, mctl, &menu2, nil)){

++			case Mdelete:

 +				rm(d.name);

 +				redraw();

 +				break;

@@ -109,17 +600,9 @@

 +				}

 +				break;

 +			}

-+		}else if(scrolling){

-+			if(nlines<ndirs){

-+				offset = scrollclamp((m.xy.y - scrollr.min.y) * ndirs/Dy(scrollr));

-+				redraw();

-+			}

 +		}

 +	}if((m.buttons&4) && oldbuttons == 0){

-+		if(scrolling){

-+			dy = 1+nlines*((double)(m.xy.y - scrollr.min.y)/Dy(scrollr));

-+			scrolldown(dy);

-+		}else if(ptinrect(m.xy, pathr)){

++		if(ptinrect(m.xy, pathr)){

 +			plumbsendtext(plumbfd, "vdirw", nil, nil, path);

 +		}else if(ptinrect(m.xy, viewr)){

 +			n = indexat(m.xy);

-- 

⑨