commit 963c680c7051d662f760a610687bb45acdbb632e
from: Omar Polo <op@omarpolo.com>
date: Mon Jul 05 16:11:28 2021 UTC

add support for hidden lines; push-button now toggle pre blocks

commit - 5b0108187c5b7b5466f2e8b5c7172e7b9aa3e44d
commit + 963c680c7051d662f760a610687bb45acdbb632e
blob - f771635b4b7f4874bd933a22b8def62f6558801c
blob + ba855645329bd01fe12bd6e919fb067429cabd90
--- ChangeLog
+++ ChangeLog
@@ -1,3 +1,7 @@
+2021-07-05  Omar Polo  <op@omarpolo.com>
+
+	* cmd.c (cmd_push_button): push-button: toggle prefermatted blocks if invoked with the point on the header
+
 2021-06-26  Omar Polo  <op@omarpolo.com>
 
 	* cmd.c (cmd_inc_fill_column): add inc-fill-column and dec-fill-column
blob - 1394ab8c02d1eb924df52d129cbdd44d20a854bc
blob + 62a6b39eb871aaab770af1a265fc98c10f68512b
--- cmd.c
+++ cmd.c
@@ -29,19 +29,24 @@ forward_line(struct buffer *buffer, int n)
 
 	if (buffer->current_line == NULL)
 		return 0;
+	vl = buffer->current_line;
 
 	did = 0;
 	while (n != 0) {
 		if (n > 0) {
-			vl = TAILQ_NEXT(buffer->current_line, vlines);
+			vl = TAILQ_NEXT(vl, vlines);
 			if (vl == NULL)
 				return did;
+			if (vl->parent->flags & L_HIDDEN)
+				continue;
 			buffer->current_line = vl;
 			n--;
 		} else {
-			vl = TAILQ_PREV(buffer->current_line, vhead, vlines);
+			vl = TAILQ_PREV(vl, vhead, vlines);
 			if (vl == NULL)
 				return did;
+			if (vl->parent->flags & L_HIDDEN)
+				continue;
 			if (buffer->current_line == buffer->top_line)
 				buffer->top_line = vl;
 			buffer->current_line = vl;
@@ -190,12 +195,24 @@ void
 cmd_push_button(struct buffer *buffer)
 {
 	struct vline	*vl;
+	struct line	*l;
 
 	vl = buffer->current_line;
-	if (vl->parent->type != LINE_LINK)
-		return;
-
-	load_url_in_tab(current_tab(), vl->parent->alt);
+	switch (vl->parent->type) {
+	case LINE_LINK:
+		load_url_in_tab(current_tab(), vl->parent->alt);
+		break;
+	case LINE_PRE_START:
+		l = TAILQ_NEXT(vl->parent, lines);
+		for (; l != NULL; l = TAILQ_NEXT(l, lines)) {
+			if (l->type == LINE_PRE_END)
+				break;
+			l->flags ^= L_HIDDEN;
+		}
+		break;
+	default:
+		break;
+	}
 }
 
 void
blob - d0aa00a41fe1b7d1c3f698c0aa612c1497938598
blob + a0dbf4f90b84429cbab4831b9dcc486a410fdcaa
--- telescope.h
+++ telescope.h
@@ -122,6 +122,12 @@ enum line_type {
 	LINE_PRE_CONTENT,
 	LINE_PRE_END,
 };
+
+/* for lines: mark as hidden */
+#define L_HIDDEN	1
+
+/* for vlines: mark as continuation */
+#define L_CONTINUATION	2
 
 struct line {
 	enum line_type		 type;
blob - 06a3922d220a391b8a27c9aae0e6dc6d3c015505
blob + ccedaa8e62420b77214b4475aff8f6ef22da0464
--- ui.c
+++ ui.c
@@ -809,6 +809,9 @@ again:
 	l = 0;
 	onscreen = 0;
 	for (vl = buffer->top_line; vl != NULL; vl = TAILQ_NEXT(vl, vlines)) {
+		if (vl->parent->flags & L_HIDDEN)
+			continue;
+
 		wmove(win, l, 0);
 		print_vline(x_offset, width, win, vl);
 
@@ -827,6 +830,8 @@ again:
 		for (; vl != NULL; vl = TAILQ_NEXT(vl, vlines)) {
 			if (vl == buffer->current_line)
 				break;
+			if (vl->parent->flags & L_HIDDEN)
+				continue;
 			buffer->line_off++;
 			buffer->top_line = TAILQ_NEXT(buffer->top_line, vlines);
 		}
blob - 74bf37b2eb0117d7607d19ce9df11484d5537817
blob + 491455e3491608b7d1d462e7d1e2c099df0944e7
--- wrap.c
+++ wrap.c
@@ -131,7 +131,7 @@ wrap_text(struct buffer *buffer, const char *prfx, str
 				: utf8_next_cp((char*)lastsep);
 			if (!push_line(buffer, l, start, end - start, flags))
 				return 0;
-			flags = 1;
+			flags = L_CONTINUATION;
 			start = end;
 			cur = prfxwidth + utf8_swidth_between(start, lastchar);
 		} else if (strchr(separators, *line) != NULL) {