Changeset 103450 in vbox for trunk/src/VBox/GuestHost/SharedClipboard

Timestamp:

Feb 19, 2024 2:55:20 PM (12 months ago)

Author:

vboxsync

Message:

Shared Clipboard: Condensed more code by adding a new Windows-specific function SharedClipboardWinTransferHandOffToDataObject(). bugref:9437

File:

• trunk/src/VBox/GuestHost/SharedClipboard/clipboard-win.cpp (modified) (1 diff)

trunk/src/VBox/GuestHost/SharedClipboard/clipboard-win.cpp

@@ -1192 +1192 @@
 
 /**
+ * Hands off a transfer to the current data object in-flight.
+ *
+ * @returns VBox status code.
+ * @param   pWinCtx             Windows context to use.
+ * @param   pTransfer           Transfer to hand off to the data object.
+ *
+ * @note    The data object will be put into running state on success and handed over to Windows.
+ *          Our data object pointer will be invalid afterwards.
+ */
+int SharedClipboardWinTransferHandOffToDataObject(PSHCLWINCTX pWinCtx, PSHCLTRANSFER pTransfer)
+{
+    int rc = RTCritSectEnter(&pCtx->Win.CritSect);
+    if (RT_SUCCESS(rc))
+    {
+        SharedClipboardWinDataObject *pObj = pCtx->Win.pDataObjInFlight;
+        if (pObj)
+        {
+            rc = pObj->SetTransfer(pTransfer);
+            if (RT_SUCCESS(rc))
+                rc = pObj->SetStatus(SharedClipboardWinDataObject::Running);
+
+            pCtx->Win.pDataObjInFlight = NULL; /* Hand off to Windows. */
+        }
+        else
+        {
+            AssertMsgFailed(("No data object in flight (yet)!\n"));
+            rc = VERR_WRONG_ORDER);
+        }
+
+        int rc2 = RTCritSectLeave(&pCtx->Win.CritSect);
+        AssertRC(rc2);
+    }
+
+    return rc;
+}
+
+/**
  * Retrieves the roots for a transfer by opening the clipboard and getting the clipboard data
  * as string list (CF_HDROP), assigning it to the transfer as roots then.