2 files changed, 19 insertions, 0 deletions
diff --git a/sam.c b/sam.c
index 3b7aaf3..0abd9e2 100644
--- a/sam.c
+++ b/sam.c
@@ -297,6 +297,7 @@ enum {
 	OPTION_SAVE_METHOD,
 	OPTION_LOAD_METHOD,
 	OPTION_CHANGE_256COLORS,
+	OPTION_LAYOUT,
 };
 
 static const OptionDef options[] = {
@@ -380,6 +381,11 @@ static const OptionDef options[] = {
 		VIS_OPTION_TYPE_BOOL,
 		VIS_HELP("Change 256 color palette to support 24bit colors")
 	},
+	[OPTION_LAYOUT] = {
+		{ "layout", "lay" },
+		VIS_OPTION_TYPE_STRING,
+		VIS_HELP("Vertical or horizontal window layout")
+	},
 };
 
 bool sam_init(Vis *vis) {
diff --git a/vis-cmds.c b/vis-cmds.c
index 15bd89c..eb56eb2 100644
--- a/vis-cmds.c
+++ b/vis-cmds.c
@@ -348,6 +348,19 @@ static bool cmd_set(Vis *vis, Win *win, Command *cmd, const char *argv[], Select
 	case OPTION_CHANGE_256COLORS:
 		vis->change_colors = toggle ? !vis->change_colors : arg.b;
 		break;
+	case OPTION_LAYOUT: {
+		enum UiLayout layout;
+		if (strcmp("h", arg.s) == 0) {
+			layout = UI_LAYOUT_HORIZONTAL;
+		} else if (strcmp("v", arg.s) == 0) {
+			layout = UI_LAYOUT_VERTICAL;
+		} else {
+			vis_info_show(vis, "Invalid layout `%s', expected 'h' or 'v'", arg.s);
+			return false;
+		}
+		windows_arrange(vis, layout);
+		break;
+	}
 	default:
 		if (!opt->func)
 			return false;