Allow clicking on room list entries to switch room. Fixes #30

2 files changed, 21 insertions, 3 deletions

diff --git a/ui/room-list.go b/ui/room-list.go
index 5f59136..1162ad5 100644
--- a/ui/room-list.go
+++ b/ui/room-list.go
@@ -83,6 +83,13 @@ func (list *RoomList) SetSelected(room *rooms.Room) {
 	list.selected = room
 }
 
+func (list *RoomList) Get(n int) *rooms.Room {
+	if n < 0 || n >= len(list.items) {
+		return nil
+	}
+	return list.items[n]
+}
+
 // Draw draws this primitive onto the screen.
 func (list *RoomList) Draw(screen tcell.Screen) {
 	list.Box.Draw(screen)
diff --git a/ui/view-main.go b/ui/view-main.go
index 3034102..0b0708c 100644
--- a/ui/view-main.go
+++ b/ui/view-main.go
@@ -201,6 +201,11 @@ func (view *MainView) KeyEventHandler(roomView *RoomView, key *tcell.EventKey) *
 
 const WheelScrollOffsetDiff = 3
 
+func isInArea(x, y int, p tview.Primitive) bool {
+	rx, ry, rw, rh := p.GetRect()
+	return x >= rx && y >= ry && x < rx+rw && y < ry+rh
+}
+
 func (view *MainView) MouseEventHandler(roomView *RoomView, event *tcell.EventMouse) *tcell.EventMouse {
 	if event.Buttons() == tcell.ButtonNone || event.HasMotion() {
 		return event
@@ -228,13 +233,19 @@ func (view *MainView) MouseEventHandler(roomView *RoomView, event *tcell.EventMo
 			roomView.Room.MarkRead()
 		}
 	default:
-		mx, my, mw, mh := msgView.GetRect()
-		if x >= mx && y >= my && x < mx+mw && y < my+mh {
+		if isInArea(x, y, msgView) {
+			mx, my, _, _ := msgView.GetRect()
 			if msgView.HandleClick(x-mx, y-my, event.Buttons()) {
 				view.parent.Render()
 			}
+		} else if isInArea(x, y, view.roomList) && event.Buttons() == tcell.Button1 {
+			_, rly, _, _ := msgView.GetRect()
+			n := y-rly+1
+			if n >= 0 && n < len(view.roomIDs) {
+				view.SwitchRoom(n)
+			}
 		} else {
-			debug.Print("Mouse event received:", event.Buttons(), event.Modifiers(), x, y)
+			debug.Print("Unhandled mouse event:", event.Buttons(), event.Modifiers(), x, y)
 		}
 		return event
 	}