mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-11 09:08:06 +01:00
0fc3af0dbb
- Disable use of clang on Mac for the time being. git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@292 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
// Copyright (c) 2011 The Chromium Embedded Framework Authors.
|
|
// Portions copyright (c) 2010 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.
|
|
|
|
#ifndef _WEB_DROP_TARGET_WIN_H
|
|
#define _WEB_DROP_TARGET_WIN_H
|
|
#pragma once
|
|
|
|
#include "base/memory/scoped_ptr.h"
|
|
#include "third_party/WebKit/Source/WebKit/chromium/public/WebDragOperation.h"
|
|
#include "ui/base/dragdrop/drop_target.h"
|
|
|
|
class CefBrowserImpl;
|
|
class WebViewHost;
|
|
|
|
// A helper object that provides drop capabilities to a WebView. The
|
|
// DropTarget handles drags that enter the region of the WebView by
|
|
// passing on the events to the renderer.
|
|
class WebDropTarget : public ui::DropTarget {
|
|
public:
|
|
// Create a new WebDropTarget associating it with the given HWND and
|
|
// WebView.
|
|
WebDropTarget(CefBrowserImpl* browser);
|
|
virtual ~WebDropTarget();
|
|
|
|
void set_drag_cursor(WebKit::WebDragOperation op) {
|
|
drag_cursor_ = op;
|
|
}
|
|
|
|
protected:
|
|
virtual DWORD OnDragEnter(IDataObject* data_object,
|
|
DWORD key_state,
|
|
POINT cursor_position,
|
|
DWORD effect);
|
|
|
|
virtual DWORD OnDragOver(IDataObject* data_object,
|
|
DWORD key_state,
|
|
POINT cursor_position,
|
|
DWORD effect);
|
|
|
|
virtual void OnDragLeave(IDataObject* data_object);
|
|
|
|
virtual DWORD OnDrop(IDataObject* data_object,
|
|
DWORD key_state,
|
|
POINT cursor_position,
|
|
DWORD effect);
|
|
|
|
private:
|
|
// Our associated CefBrowserImpl.
|
|
CefBrowserImpl* browser_;
|
|
|
|
// We keep track of the web view host we're dragging over. If it changes
|
|
// during a drag, we need to re-send the DragEnter message. WARNING:
|
|
// this pointer should never be dereferenced. We only use it for comparing
|
|
// pointers.
|
|
WebViewHost* current_wvh_;
|
|
|
|
// Used to determine what cursor we should display when dragging over web
|
|
// content area. This can be updated async during a drag operation.
|
|
WebKit::WebDragOperation drag_cursor_;
|
|
|
|
// True if the drag has been canceled.
|
|
bool canceled_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(WebDropTarget);
|
|
};
|
|
|
|
#endif // _WEB_DROP_TARGET_WIN_H
|