From 7c7adbd6aefd1498cd84ee947c52269ce099d347 Mon Sep 17 00:00:00 2001
From: scw <scw@63ad8ddf-47c3-0310-b6dd-a9e9d9715204>
Date: Wed, 17 Aug 2005 05:28:53 +0000
Subject: screen_backup() & screen_restore() update:  * automatic allocate
 memory, save cursor location and backup  * automatic restore screen, cursor
 location and free memory  * works on screen lessening  * no more crash on
 screen enlarged

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@3051 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
---
 mbbsd/io.c | 33 +++++++++------------------------
 1 file changed, 9 insertions(+), 24 deletions(-)

(limited to 'mbbsd/io.c')

diff --git a/mbbsd/io.c b/mbbsd/io.c
index bea4d207..89f03a0b 100644
--- a/mbbsd/io.c
+++ b/mbbsd/io.c
@@ -427,22 +427,17 @@ igetch(void)
 
 		screen_backup_t old_screen;
 		int		oldroll = roll;
-		int             y, x, my_newfd;
+		int             my_newfd;
 
-		getyx(&y, &x);
-		old_screen.raw_memory = malloc(screen_backupsize(t_lines, big_picture));
-		screen_backup(t_lines, big_picture, &old_screen);
+		screen_backup(&old_screen);
 		my_newfd = i_newfd;
 		i_newfd = 0;
 
 		t_users();
 
 		i_newfd = my_newfd;
-		screen_restore(t_lines, big_picture, &old_screen);
-		free(old_screen.raw_memory);
 		roll = oldroll;
-		move(y, x);
-		redoscr();
+		screen_restore(&old_screen);
 		continue;
 	    } 
             return ch;
@@ -462,21 +457,16 @@ igetch(void)
 
 	    if (currutmp->msgs[0].pid &&
 		WATERMODE(WATER_OFO) && wmofo == NOTREPLYING) {
-		int y, x, my_newfd;
+		int my_newfd;
 		screen_backup_t old_screen;
 
-		old_screen.raw_memory = malloc(screen_backupsize(t_lines, big_picture));
-		screen_backup(t_lines, big_picture, &old_screen);
-		getyx(&y, &x);
+		screen_backup(&old_screen);
 
 		my_newfd = i_newfd;
 		i_newfd = 0;
 		my_write2();
-	    	screen_restore(t_lines, big_picture, &old_screen);
-		free(old_screen.raw_memory);
+	    	screen_restore(&old_screen);
 		i_newfd = my_newfd;
-		move(y, x);
-		redoscr();
 		continue;
 	    } else if (!WATERMODE(WATER_OFO)) {
 		if (watermode > 0) {
@@ -494,10 +484,8 @@ igetch(void)
 		} else if (watermode == -1 && currutmp->msgs[0].pid) {
 		    /* 第一次按 Ctrl-R (必須先被丟過水球) */
 		    screen_backup_t old_screen;
-		    int             y, x, my_newfd;
-		    getyx(&y, &x);
-		    old_screen.raw_memory = malloc(screen_backupsize(t_lines, big_picture));
-		    screen_backup(t_lines, big_picture, &old_screen);
+		    int             my_newfd;
+		    screen_backup(&old_screen);
 
 		    /* 如果正在talk的話先不處理對方送過來的封包 (不去select) */
 		    my_newfd = i_newfd;
@@ -527,10 +515,7 @@ igetch(void)
 		    i_newfd = my_newfd;
 
 		    /* 還原螢幕 */
-		    screen_restore(t_lines, big_picture, &old_screen);
-		    free(old_screen.raw_memory);
-		    move(y, x);
-		    redoscr();
+		    screen_restore(&old_screen);
 		    continue;
 		}
 	    }
-- 
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