1 files changed, 45 insertions, 0 deletions
diff --git a/chrome/browser/tab_contents/web_drag_source.cc b/chrome/browser/tab_contents/web_drag_source.cc
new file mode 100644
index 0000000..b47913b
--- /dev/null
+++ b/chrome/browser/tab_contents/web_drag_source.cc
@@ -0,0 +1,45 @@
+// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <atlbase.h>
+#include <atlapp.h>
+#include <atlmisc.h>
+
+#include "chrome/browser/tab_contents/web_drag_source.h"
+
+#include "chrome/browser/render_view_host.h"
+
+namespace {
+
+static void GetCursorPositions(HWND hwnd, CPoint* client, CPoint* screen) {
+  GetCursorPos(screen);
+  *client = *screen;
+  ScreenToClient(hwnd, client);
+}
+
+}  // namespace
+///////////////////////////////////////////////////////////////////////////////
+// WebDragSource, public:
+
+WebDragSource::WebDragSource(HWND source_hwnd,
+                             RenderViewHost* render_view_host)
+    : BaseDragSource(),
+      source_hwnd_(source_hwnd),
+      render_view_host_(render_view_host) {
+}
+
+void WebDragSource::OnDragSourceDrop() {
+  CPoint client;
+  CPoint screen;
+  GetCursorPositions(source_hwnd_, &client, &screen);
+  render_view_host_->DragSourceEndedAt(client.x, client.y, screen.x, screen.y);
+}
+
+void WebDragSource::OnDragSourceMove() {
+  CPoint client;
+  CPoint screen;
+  GetCursorPositions(source_hwnd_, &client, &screen);
+  render_view_host_->DragSourceMovedTo(client.x, client.y, screen.x, screen.y);
+}
+