From cf5e8380842264efb55857ee79b81a84f826cfc5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Aleksandar=20Popadi=C4=87?= <aleksandar.popadic@siol.net>
Date: Mon, 6 Jan 2014 21:40:09 +0100
Subject: [PATCH] Do not scroll on Shift-PgUp when in alternate buffer.

Test Plan: build some history, vi, Shift+PgUp -> it scrolls when it shouldn't

Reviewers: billiob

Differential Revision: https://phab.enlightenment.org/D422
---
 src/bin/termio.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/bin/termio.c b/src/bin/termio.c
index ea33ad2c..e55fa4ba 100644
--- a/src/bin/termio.c
+++ b/src/bin/termio.c
@@ -2000,10 +2000,13 @@ _handle_shift(Evas_Event_Key_Down *ev, int by, Evas_Object *term, Termio *sd)
 {
    if (!strcmp(ev->key, "Prior"))
      {
-        sd->scroll += by;
-        if (sd->scroll > sd->pty->backscroll_num)
-          sd->scroll = sd->pty->backscroll_num;
-        _smart_update_queue(term, sd);
+        if (!(sd->pty->altbuf))
+          {
+             sd->scroll += by;
+             if (sd->scroll > sd->pty->backscroll_num)
+               sd->scroll = sd->pty->backscroll_num;
+             _smart_update_queue(term, sd);
+          }
      }
    else if (!strcmp(ev->key, "Next"))
      {