From 30861557bcbb0054d552dc4f262eb2164cc092d9 Mon Sep 17 00:00:00 2001
From: Rob Haarsma <phaseIV@zonnet.nl>
Date: Tue, 28 Jan 2003 00:18:16 +0000
Subject: added mousewheel support

---
 source/blender/src/drawtext.c   | 10 ++++++++++
 source/blender/src/editimasel.c | 25 +++++++++++++++++++++++++
 source/blender/src/editsound.c  |  2 ++
 3 files changed, 37 insertions(+)

diff --git a/source/blender/src/drawtext.c b/source/blender/src/drawtext.c
index eb79095b7dd..178710f9387 100644
--- a/source/blender/src/drawtext.c
+++ b/source/blender/src/drawtext.c
@@ -1140,6 +1140,16 @@ void winqreadtextspace(unsigned short event, short val, char ascii)
 			screen_skip(st, -st->viewlines);
 			do_draw= 1;
 			break;
+
+		case WHEELUPMOUSE:
+			screen_skip(st, -3);
+			do_draw= 1;
+			break;
+
+		case WHEELDOWNMOUSE:
+			screen_skip(st, 3);
+			do_draw= 1;
+			break;
 		}
 	}
 
diff --git a/source/blender/src/editimasel.c b/source/blender/src/editimasel.c
index de45951b33d..c572e17d6c1 100644
--- a/source/blender/src/editimasel.c
+++ b/source/blender/src/editimasel.c
@@ -267,6 +267,31 @@ void winqreadimasel(unsigned short event, short val, char ascii)
 		}
 		break;
 		
+	case WHEELUPMOUSE:
+	case WHEELDOWNMOUSE:
+		switch(area_event){
+		case IMS_INDIRSLI:
+		case IMS_INDIR:
+			if (simasel->dirsli){
+				if (event == WHEELUPMOUSE)	simasel->topdir -= 1;
+				if (event == WHEELDOWNMOUSE)	simasel->topdir += 1; 	
+				queredraw = 1;
+			}
+			break;
+		case IMS_INFILESLI:
+		case IMS_INFILE:
+			if(simasel->imasli){
+				if (event == WHEELUPMOUSE)	simasel->image_slider -= 0.2 * simasel->slider_height;
+				if (event == WHEELDOWNMOUSE)	simasel->image_slider += 0.2 * simasel->slider_height;
+				
+				if(simasel->image_slider < 0.0)	simasel->image_slider = 0.0;
+				if(simasel->image_slider > 1.0)	simasel->image_slider = 1.0;
+				queredraw = 1;
+			}	
+			break;
+		}
+		break;
+
 	case PAGEUPKEY:
 	case PAGEDOWNKEY:
 		switch(area_event){
diff --git a/source/blender/src/editsound.c b/source/blender/src/editsound.c
index d4cc52bcb8f..b9c2f828281 100644
--- a/source/blender/src/editsound.c
+++ b/source/blender/src/editsound.c
@@ -140,6 +140,7 @@ void winqreadsoundspace(unsigned short event, short val, char ascii)
 		case RIGHTMOUSE:
 			/* mouse_select_seq(); */
 			break;
+		case WHEELDOWNMOUSE:
 		case PADPLUSKEY:
 			dx= (float)(0.1154*(G.v2d->cur.xmax-G.v2d->cur.xmin));
 			G.v2d->cur.xmin+= dx;
@@ -148,6 +149,7 @@ void winqreadsoundspace(unsigned short event, short val, char ascii)
 
 			doredraw= 1;
 			break;
+		case WHEELUPMOUSE:
 		case PADMINUS:
 			dx= (float)(0.15*(G.v2d->cur.xmax-G.v2d->cur.xmin));
 			G.v2d->cur.xmin-= dx;
-- 
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