plan9portdiff/acme.diff

diff --git a/src/cmd/acme/acme.c b/src/cmd/acme/acme.c
index e5658a4e..2c79b387 100644
--- a/src/cmd/acme/acme.c
+++ b/src/cmd/acme/acme.c
@@ -1034,6 +1034,13 @@ Cursor2 boxcursor2 = {
 	 0x00, 0x00, 0x00, 0x00}
 };
 
+enum {
+	COLOR_FG = 0xE8E8E8FF,
+	COLOR_BG = 0x111111FF,
+	COLOR_LBG = 0x444444FF,
+	COLOR_HL = 0x666666FF
+};
+
 void
 iconinit(void)
 {
@@ -1041,19 +1048,17 @@ iconinit(void)
 	Image *tmp;
 
 	if(tagcols[BACK] == nil) {
-		/* Blue */
-		tagcols[BACK] = allocimagemix(display, DPalebluegreen, DWhite);
-		tagcols[HIGH] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, DPalegreygreen);
-		tagcols[BORD] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, DPurpleblue);
-		tagcols[TEXT] = display->black;
-		tagcols[HTEXT] = display->black;
-
-		/* Yellow */
-		textcols[BACK] = allocimagemix(display, DPaleyellow, DWhite);
-		textcols[HIGH] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, DDarkyellow);
-		textcols[BORD] = allocimage(display, Rect(0,0,1,1), screen->chan, 1, DYellowgreen);
-		textcols[TEXT] = display->black;
-		textcols[HTEXT] = display->black;
+		tagcols[BACK] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_LBG);
+		tagcols[HIGH] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_FG);
+		tagcols[BORD] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_FG);
+		tagcols[TEXT] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_FG);
+		tagcols[HTEXT] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_HL);
+
+		textcols[BACK] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_BG);
+		textcols[HIGH] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_FG);
+		textcols[BORD] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_LBG);
+		textcols[TEXT] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_FG);
+		textcols[HTEXT] = allocimage(display, Rect(0,0,1,1), RGBA32, 1, COLOR_HL);
 	}
 
 	r = Rect(0, 0, Scrollwid+ButtonBorder, font->height+1);
diff --git a/src/cmd/acme/text.c b/src/cmd/acme/text.c
index 09422dda..fc67ebad 100644
--- a/src/cmd/acme/text.c
+++ b/src/cmd/acme/text.c
@@ -694,8 +694,16 @@ texttype(Text *t, Rune r)
 	case Kdown:
 		if(t->what == Tag)
 			goto Tagdown;
-		n = t->fr.maxlines/3;
-		goto case_Down;
+		typecommit(t);
+		q0 = t->q0;
+		while(q0<t->file->b.nc && textreadc(t, q0)!='\n')
+			q0++;
+		if(q0<t->file->b.nc && textreadc(t, q0)=='\n')
+			q0++;
+		while(q0<t->file->b.nc && textreadc(t, q0)!='\n')
+			q0++;
+		textshow(t, q0, q0, TRUE);
+		return;
 	case Kscrollonedown:
 		if(t->what == Tag)
 			goto Tagdown;
@@ -708,12 +716,19 @@ texttype(Text *t, Rune r)
 	case_Down:
 		q0 = t->org+frcharofpt(&t->fr, Pt(t->fr.r.min.x, t->fr.r.min.y+n*t->fr.font->height));
 		textsetorigin(t, q0, TRUE);
+		if(n>10)
+			textshow(t, q0, q0, TRUE);
 		return;
 	case Kup:
 		if(t->what == Tag)
 			goto Tagup;
-		n = t->fr.maxlines/3;
-		goto case_Up;
+		typecommit(t);
+		nnb = 0;
+		if(t->q0 > 0 && textreadc(t, t->q0-1) != '\n')
+			nnb = textbswidth(t, 0x15);
+		if(t->q0-nnb > 0)
+			textshow(t, t->q0-nnb-1, t->q0-nnb-1, TRUE);
+		return;
 	case Kscrolloneup:
 		if(t->what == Tag)
 			goto Tagup;
@@ -724,8 +739,10 @@ texttype(Text *t, Rune r)
 	case_Up:
 		q0 = textbacknl(t, t->org, n);
 		textsetorigin(t, q0, TRUE);
+		if(n>10)
+			textshow(t, q0, q0, TRUE);
 		return;
-	case Khome:
+	case 0x01:  /* ^A: beginning of file */
 		typecommit(t);
 		if(t->org > t->iq1) {
 			q0 = textbacknl(t, t->iq1, 1);
@@ -733,7 +750,7 @@ texttype(Text *t, Rune r)
 		} else
 			textshow(t, 0, 0, FALSE);
 		return;
-	case Kend:
+	case 0x05:  /* ^E: end of file */
 		typecommit(t);
 		if(t->iq1 > t->org+t->fr.nchars) {
 			if(t->iq1 > t->file->b.nc) {
@@ -745,7 +762,7 @@ texttype(Text *t, Rune r)
 		} else
 			textshow(t, t->file->b.nc, t->file->b.nc, FALSE);
 		return;
-	case 0x01:	/* ^A: beginning of line */
+	case Khome:  /* beginning of line */
 		typecommit(t);
 		/* go to where ^U would erase, if not already at BOL */
 		nnb = 0;
@@ -753,22 +770,25 @@ texttype(Text *t, Rune r)
 			nnb = textbswidth(t, 0x15);
 		textshow(t, t->q0-nnb, t->q0-nnb, TRUE);
 		return;
-	case 0x05:	/* ^E: end of line */
+	case Kend:  /* end of line */
 		typecommit(t);
 		q0 = t->q0;
 		while(q0<t->file->b.nc && textreadc(t, q0)!='\n')
 			q0++;
 		textshow(t, q0, q0, TRUE);
 		return;
-	case Kcmd+'c':	/* %C: copy */
+	case Kcmd+'c':  /* %C: copy */
+	case 0x03:      /* ^C */
 		typecommit(t);
 		cut(t, t, nil, TRUE, FALSE, nil, 0);
 		return;
-	case Kcmd+'z':	/* %Z: undo */
-	 	typecommit(t);
+	case Kcmd+'z':  /* %Z: undo */
+	case 0x1A:      /* ^Z */
+		typecommit(t);
 		undo(t, nil, nil, TRUE, 0, nil, 0);
 		return;
-	case Kcmd+'Z':	/* %-shift-Z: redo */
+	case Kcmd+'Z':  /* %-shift-Z: redo */
+	case 0x19:      /* ^Y */
 	 	typecommit(t);
 		undo(t, nil, nil, FALSE, 0, nil, 0);
 		return;
@@ -796,7 +816,8 @@ texttype(Text *t, Rune r)
 	}
 	/* cut/paste must be done after the seq++/filemark */
 	switch(r){
-	case Kcmd+'x':	/* %X: cut */
+	case Kcmd+'x':  /* %X: cut */
+	case 0x18:      /* ^X */
 		typecommit(t);
 		if(t->what == Body){
 			seq++;
@@ -806,7 +827,8 @@ texttype(Text *t, Rune r)
 		textshow(t, t->q0, t->q0, 1);
 		t->iq1 = t->q0;
 		return;
-	case Kcmd+'v':	/* %V: paste */
+	case Kcmd+'v':  /* %V: paste */
+	case 0x16:      /* ^V */
 		typecommit(t);
 		if(t->what == Body){
 			seq++;
@@ -825,7 +847,7 @@ texttype(Text *t, Rune r)
 	}
 	textshow(t, t->q0, t->q0, 1);
 	switch(r){
-	case 0x06:	/* ^F: complete */
+	case 0x06:  /* ^F: complete */
 	case Kins:
 		typecommit(t);
 		rp = textcomplete(t);
@@ -844,9 +866,15 @@ texttype(Text *t, Rune r)
 			typecommit(t);
 		t->iq1 = t->q0;
 		return;
-	case 0x08:	/* ^H: erase character */
-	case 0x15:	/* ^U: erase line */
-	case 0x17:	/* ^W: erase word */
+	case 0x7F:  /* DEL: erase character in front */
+		if (t->q0>=t->file->b.nc)
+			return;
+		if (t->q0 == t->q1)
+			textshow(t, t->q0+1, t->q0+1,TRUE);
+		r = 0x08;
+	case 0x08:  /* ^H: erase character */
+	case 0x15:  /* ^U: erase line */
+	case 0x17:  /* ^W: erase word */
 		if(t->q0 == 0)	/* nothing to erase */
 			return;
 		nnb = textbswidth(t, r);