From 3c61813ea6c2be755c8df0b92b9c5f5ac8a11366 Mon Sep 17 00:00:00 2001
From: Youngjae Lee <ls4154.lee@gmail.com>
Date: Thu, 14 Jan 2021 13:37:46 +0900
Subject: InfoScreen: add mouse wheel scroll

---
 InfoScreen.c | 18 +++++++++++++-----
 1 file changed, 13 insertions(+), 5 deletions(-)

(limited to 'InfoScreen.c')

diff --git a/InfoScreen.c b/InfoScreen.c
index 3ebb063b..76d9838a 100644
--- a/InfoScreen.c
+++ b/InfoScreen.c
@@ -109,11 +109,19 @@ void InfoScreen_run(InfoScreen* this) {
          MEVENT mevent;
          int ok = getmouse(&mevent);
          if (ok == OK) {
-            if (mevent.y >= panel->y && mevent.y < LINES - 1) {
-               Panel_setSelected(panel, mevent.y - panel->y + panel->scrollV - 1);
-               ch = 0;
-            } else if (mevent.y == LINES - 1) {
-               ch = IncSet_synthesizeEvent(this->inc, mevent.x);
+            if (mevent.bstate & BUTTON1_RELEASED) {
+               if (mevent.y >= panel->y && mevent.y < LINES - 1) {
+                  Panel_setSelected(panel, mevent.y - panel->y + panel->scrollV - 1);
+                  ch = 0;
+               } else if (mevent.y == LINES - 1) {
+                  ch = IncSet_synthesizeEvent(this->inc, mevent.x);
+               }
+            #if NCURSES_MOUSE_VERSION > 1
+            } else if (mevent.bstate & BUTTON4_PRESSED) {
+               ch = KEY_WHEELUP;
+            } else if (mevent.bstate & BUTTON5_PRESSED) {
+               ch = KEY_WHEELDOWN;
+            #endif
             }
          }
       }
-- 
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