shithub: vdir

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add ellipsis to long text (thanks igor)

	no care was taken to make sure that text was fitting its
	rectangle and thus not overflowing on other elements.
	This needs a bit of rework to add an ellipsis at the beginning
	of the text for the path as the end is more significant

--- a/vdir.c

+++ b/vdir.c

@@ -25,6 +25,8 @@

 	Ekeyboard,

 };

+const char ellipsis[] = "…";

+

 char *home;

 char path[256];

 Dir* dirs;

@@ -267,6 +269,26 @@

 	return r;

 }

+Point

+drawtext(Point p, Image *i, char* t, int n)

+{

+	int d;

+	char *s;

+	Rune  rn;

+

+	d = stringwidth(font, " ")+stringwidth(font, ellipsis);

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

+		if(p.x+d>=n){

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

+			break;

+		}else{

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

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

+		} 

+	}

+	return p;

+}

+

 void

 drawdir(int n, int selected)

 {

@@ -293,8 +315,8 @@

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

 	p.x += 12+4+Padding;

 	p.y += Padding;

-	string(screen, p, viewfg, ZP, font, d.name);

-	p.x = viewr.max.x - stringwidth(font, buf) - 3*Padding - Toolpadding;

+	p = drawtext(p, viewfg, 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, viewfg, ZP, font, buf);

 }

@@ -327,7 +349,7 @@

 	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);

-	string(screen, p, toolfg, ZP, font, path);

+	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;

 	newdirr = drawbutton(&p, inewfolder);