From 599b9f6d468ffb31665d0d97f4ae09ba651d306a Mon Sep 17 00:00:00 2001
From: Tim Culverhouse <tim@timculverhouse.com>
Date: Wed, 14 Sep 2022 15:33:11 -0500
Subject: [PATCH] terminal: improve mouse support

Improve terminal mouse support by forwarding mouse events to the
terminal widget. Clicking and dragging are supported.

Signed-off-by: Tim Culverhouse <tim@timculverhouse.com>
Acked-by: Robin Jarry <robin@jarry.cc>
---
 CHANGELOG.md        |  1 +
 widgets/aerc.go     |  3 ---
 widgets/terminal.go | 20 +++++++++++---------
 3 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2002c71..ca99feb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   be sent. The output will be stored until aerc is shut down. This behaviour
   can be disabled by setting `outgoing-cred-cmd-cache=false` in
   `accounts.conf`.
+- Mouse support for embedded editors when `mouse-enabled=true`.
 
 ## [0.12.0](https://git.sr.ht/~rjarry/aerc/refs/0.12.0) - 2022-09-01
 
diff --git a/widgets/aerc.go b/widgets/aerc.go
index e210916..7ba1ea4 100644
--- a/widgets/aerc.go
+++ b/widgets/aerc.go
@@ -348,9 +348,6 @@ func (aerc *Aerc) Event(event tcell.Event) bool {
 			return false
 		}
 	case *tcell.EventMouse:
-		if event.Buttons() == tcell.ButtonNone {
-			return false
-		}
 		x, y := event.Position()
 		aerc.grid.MouseEvent(x, y, event)
 		return true
diff --git a/widgets/terminal.go b/widgets/terminal.go
index c8b97d3..f0d9dc9 100644
--- a/widgets/terminal.go
+++ b/widgets/terminal.go
@@ -140,16 +140,18 @@ func (term *Terminal) draw() {
 }
 
 func (term *Terminal) MouseEvent(localX int, localY int, event tcell.Event) {
-	if event, ok := event.(*tcell.EventMouse); ok {
-		if term.OnEvent != nil {
-			if term.OnEvent(event) {
-				return
-			}
-		}
-		if term.closed {
-			return
-		}
+	ev, ok := event.(*tcell.EventMouse)
+	if !ok {
+		return
 	}
+	if term.OnEvent != nil {
+		term.OnEvent(ev)
+	}
+	if term.closed {
+		return
+	}
+	e := tcell.NewEventMouse(localX, localY, ev.Buttons(), ev.Modifiers())
+	term.vterm.HandleEvent(e)
 }
 
 func (term *Terminal) Focus(focus bool) {