From 7a5aebe4b08cffaaf49a46bcf6730eed052491f5 Mon Sep 17 00:00:00 2001
From: Fumitoshi UKAI <ukai@debian.or.jp>
Date: Fri, 24 Jan 2003 17:30:38 +0000
Subject: [w3m-dev 03681] Re: fold patch * buffer.c (reshapeBuffer): buf->pos,
 sbuf.currentLine fix 			FoldLine * display.c (arrangeCursor):
 buf->pos fix 	(restorePosition): buf->pos fix From: Hironori SAKAMOTO
 <hsaka@mth.biglobe.ne.jp>

---
 ChangeLog | 10 +++++++++-
 buffer.c  | 13 ++++++++++---
 display.c | 19 ++++++++++++++++---
 3 files changed, 35 insertions(+), 7 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 10f1b47..5c6b33e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2003-01-25  Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
+
+	* [w3m-dev 03681] Re: fold patch
+	* buffer.c (reshapeBuffer): buf->pos, sbuf.currentLine fix
+				FoldLine
+	* display.c (arrangeCursor): buf->pos fix
+		(restorePosition): buf->pos fix	
+
 2003-01-24  Fumitoshi UKAI  <ukai@debian.or.jp>
 
 	* NEWS: func: RESHAPE
@@ -6824,4 +6832,4 @@ a	* [w3m-dev 03276] compile error on EWS4800
 	* release-0-2-1
 	* import w3m-0.2.1
 
-$Id: ChangeLog,v 1.711 2003/01/23 18:44:26 ukai Exp $
+$Id: ChangeLog,v 1.712 2003/01/24 17:30:38 ukai Exp $
diff --git a/buffer.c b/buffer.c
index bb6423f..de1908f 100644
--- a/buffer.c
+++ b/buffer.c
@@ -1,4 +1,4 @@
-/* $Id: buffer.c,v 1.21 2003/01/23 18:38:04 ukai Exp $ */
+/* $Id: buffer.c,v 1.22 2003/01/24 17:30:50 ukai Exp $ */
 #include "fm.h"
 
 #ifdef USE_MOUSE
@@ -559,6 +559,11 @@ reshapeBuffer(Buffer *buf)
     buf->height = LASTLINE + 1;
     if (buf->firstLine && sbuf.firstLine) {
 	int n;
+	buf->pos = sbuf.pos;
+	if (sbuf.currentLine)
+	    buf->pos += sbuf.currentLine->bpos;
+	while (sbuf.currentLine->bpos && sbuf.currentLine->prev)
+	    sbuf.currentLine = sbuf.currentLine->prev;
 	gotoRealLine(buf, sbuf.currentLine->real_linenumber);
 	n = (buf->currentLine->linenumber - buf->topLine->linenumber)
 	    - (sbuf.currentLine->linenumber - sbuf.topLine->linenumber);
@@ -566,8 +571,10 @@ reshapeBuffer(Buffer *buf)
 	    buf->topLine = lineSkip(buf, buf->topLine, n, FALSE);
 	    gotoRealLine(buf, sbuf.currentLine->real_linenumber);
 	}
-	buf->pos = sbuf.pos;
-	buf->currentColumn = sbuf.currentColumn;
+	if (FoldLine)
+	    buf->currentColumn = 0;
+	else
+	    buf->currentColumn = sbuf.currentColumn;
 	arrangeCursor(buf);
     }
     if (buf->check_url & CHK_URL)
diff --git a/display.c b/display.c
index aeca594..fd476c0 100644
--- a/display.c
+++ b/display.c
@@ -1,4 +1,4 @@
-/* $Id: display.c,v 1.55 2003/01/23 18:42:52 ukai Exp $ */
+/* $Id: display.c,v 1.56 2003/01/24 17:30:57 ukai Exp $ */
 #include <signal.h>
 #include "fm.h"
 
@@ -1413,7 +1413,7 @@ cursorHome(Buffer *buf)
 void
 arrangeCursor(Buffer *buf)
 {
-    int col, col2;
+    int col, col2, pos;
     int delta = 1;
     if (buf == NULL || buf->currentLine == NULL)
 	return;
@@ -1426,7 +1426,18 @@ arrangeCursor(Buffer *buf)
 	buf->topLine = lineSkip(buf, buf->currentLine, 0, FALSE);
     }
     /* Arrange column */
-    if (buf->currentLine->len == 0)
+    while (buf->pos < 0 && buf->currentLine->prev && buf->currentLine->bpos) {
+	pos = buf->pos + buf->currentLine->prev->len;
+	cursorUp0(buf, 1);
+	buf->pos = pos;
+    }
+    while (buf->pos >= buf->currentLine->len && buf->currentLine->next &&
+	   buf->currentLine->next->bpos) {
+	pos = buf->pos - buf->currentLine->len;
+	cursorDown0(buf, 1);
+	buf->pos = pos;
+    }
+    if (buf->currentLine->len == 0 || buf->pos < 0)
 	buf->pos = 0;
     else if (buf->pos >= buf->currentLine->len)
 	buf->pos = buf->currentLine->len - 1;
@@ -1529,6 +1540,8 @@ restorePosition(Buffer *buf, Buffer *orig)
 			    FALSE);
     gotoLine(buf, CUR_LINENUMBER(orig));
     buf->pos = orig->pos;
+    if (buf->currentLine && orig->currentLine)
+	buf->pos += orig->currentLine->bpos - buf->currentLine->bpos;
     buf->currentColumn = orig->currentColumn;
     arrangeCursor(buf);
 }
-- 
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