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	tex: restore the first visible line when switching buffers - neatvi - [fork] si…
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	---
	commit 6934b8bc85446824a8c2ad3fd5d699832f5c7aeb
	parent 76a36a5a78f420961f660f1f10067587fd39463e
	Author: Ali Gholami Rudi <[email protected]>
	Date: Fri, 15 Apr 2016 14:36:18 +0430

	ex: restore the first visible line when switching buffers

	Diffstat:
	M ex.c \| 6 +++++-

	1 file changed, 5 insertions(+), 1 deletion(-)
	---
	diff --git a/ex.c b/ex.c
	t@@ -29,7 +29,7 @@ static struct buf {
	char ft[32];
	char *path;
	struct lbuf *lb;
	- int row, off;
	+ int row, off, top;
	long mtime; /* modification time */
	} bufs[8];

	t@@ -70,6 +70,7 @@ static int bufs_open(char *path)
	bufs[i].lb = lbuf_make();
	bufs[i].row = 0;
	bufs[i].off = 0;
	+ bufs[i].top = 0;
	bufs[i].mtime = -1;
	strcpy(bufs[i].ft, syn_filetype(path));
	return i;
	t@@ -92,6 +93,7 @@ static void bufs_switch(int idx)
	bufs_swap(0, idx);
	xrow = bufs[0].row;
	xoff = bufs[0].off;
	+ xtop = bufs[0].top;
	}

	char *ex_path(void)
	t@@ -371,6 +373,7 @@ static int ec_edit(char *ec)
	return 1;
	bufs[0].row = xrow;
	bufs[0].off = xoff;
	+ bufs[0].top = xtop;
	if (arg[0] && bufs_find(path) >= 0) {
	bufs_switch(bufs_find(path));
	return 0;
	t@@ -392,6 +395,7 @@ static int ec_edit(char *ec)
	bufs[0].mtime = mtime(ex_path());
	xrow = MAX(0, MIN(xrow, lbuf_len(xb) - 1));
	xoff = 0;
	+ xtop = MAX(0, MIN(xtop, lbuf_len(xb) - 1));
	return 0;
	}