From 8fce1a6fcef51f171d5fd9ed381583507b361210 Mon Sep 17 00:00:00 2001
From: Joel Bodenmann <joel@unormal.org>
Date: Wed, 23 Oct 2013 16:26:34 +0200
Subject: Added gwinListSetScroll

---
 src/gwin/list.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'src/gwin/list.c')

diff --git a/src/gwin/list.c b/src/gwin/list.c
index cf0bebc4..fe903c16 100644
--- a/src/gwin/list.c
+++ b/src/gwin/list.c
@@ -37,6 +37,7 @@
 // Flags for the GListObject
 #define GLIST_FLG_MULTISELECT		(GWIN_FIRST_CONTROL_FLAG << 0)
 #define GLIST_FLG_HASIMAGES			(GWIN_FIRST_CONTROL_FLAG << 1)
+#define GLIST_FLG_SCROLLALWAYS		(GWIN_FIRST_CONTROL_FLAG << 2)
 
 // Flags on a ListItem.
 #define GLIST_FLG_SELECTED			0x0001
@@ -93,7 +94,7 @@ static void gwinListDefaultDraw(GWidgetObject* gw, void* param) {
 	x = 1;
 
 	// the scroll area
-	if (gw2obj->cnt > (gw->g.height-2) / iheight) {
+	if (gw2obj->cnt > (gw->g.height-2) / iheight || gw->g.flags & GLIST_FLG_SCROLLALWAYS) {
 		iwidth = gw->g.width - (SCROLLWIDTH+3);
 		gdispFillArea(gw->g.x+iwidth+2, gw->g.y+1, SCROLLWIDTH, gw->g.height-2, gdispBlendColor(ps->fill, gw->pstyle->background, 128));
 		gdispDrawLine(gw->g.x+iwidth+1, gw->g.y+1, gw->g.x+iwidth+1, gw->g.y+gw->g.height-2, ps->edge);
@@ -327,12 +328,29 @@ GHandle gwinListCreate(GListObject* gobj, GWidgetInit* pInit, bool_t multiselect
 	gobj->top = 0;
 	if (multiselect)
 		gobj->w.g.flags |= GLIST_FLG_MULTISELECT;
+	gobj->w.g.flags |= GLIST_FLG_SCROLLALWAYS;
 
 	gwinSetVisible(&gobj->w.g, pInit->g.show);
 
 	return (GHandle)gobj;
 }
 
+void gwinListSetScroll(GHandle gh, scroll_t flag) {
+	// is it a valid handle?
+	if (gh->vmt != (gwinVMT *)&listVMT)
+		return 0;
+
+	switch (flag) {
+		case scrollAlways:
+			((GListObject*)gh)->w.g.flags |= GLIST_FLG_SCROLLALWAYS;
+			break;
+
+		case scrollAuto:
+			((GListObject*)gh)->w.g.flags &=~ GLIST_FLG_SCROLLALWAYS;	
+			break;
+	}
+}
+
 int gwinListAddItem(GHandle gh, const char* item_name, bool_t useAlloc) {
 	ListItem	*newItem;
 
-- 
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