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[PATCH v2 12/13] ui/vdagent: send release when no clipboard owner


From: marcandre . lureau
Subject: [PATCH v2 12/13] ui/vdagent: send release when no clipboard owner
Date: Wed, 21 Jul 2021 12:41:38 +0400

From: Marc-André Lureau <marcandre.lureau@redhat.com>

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 ui/vdagent.c | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/ui/vdagent.c b/ui/vdagent.c
index bc8347f995..efb4546045 100644
--- a/ui/vdagent.c
+++ b/ui/vdagent.c
@@ -345,6 +345,24 @@ static void vdagent_send_clipboard_grab(VDAgentChardev *vd,
     vdagent_send_msg(vd, msg);
 }
 
+static void vdagent_send_clipboard_release(VDAgentChardev *vd,
+                                           QemuClipboardInfo *info)
+{
+    g_autofree VDAgentMessage *msg = g_malloc0(sizeof(VDAgentMessage) +
+                                               sizeof(uint32_t));
+
+    if (have_selection(vd)) {
+        uint8_t *s = msg->data;
+        *s = info->selection;
+        msg->size += sizeof(uint32_t);
+    } else if (info->selection != QEMU_CLIPBOARD_SELECTION_CLIPBOARD) {
+        return;
+    }
+
+    msg->type = VD_AGENT_CLIPBOARD_RELEASE;
+    vdagent_send_msg(vd, msg);
+}
+
 static void vdagent_send_clipboard_data(VDAgentChardev *vd,
                                         QemuClipboardInfo *info,
                                         QemuClipboardType type)
@@ -386,7 +404,11 @@ static void vdagent_clipboard_notify(Notifier *notifier, 
void *data)
     if (info != qemu_clipboard_info(s)) {
         vd->cbpending[s] = 0;
         if (!self_update) {
-            vdagent_send_clipboard_grab(vd, info);
+            if (info->owner) {
+                vdagent_send_clipboard_grab(vd, info);
+            } else {
+                vdagent_send_clipboard_release(vd, info);
+            }
         }
         return;
     }
-- 
2.32.0.264.g75ae10bc75




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