1ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen// Copyright (c) 2011 The Chromium Authors. All rights reserved. 2c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Use of this source code is governed by a BSD-style license that can be 3c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// found in the LICENSE file. 4c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 572a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen#ifndef CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_WEB_CONTENTS_DRAG_SOURCE_H_ 672a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen#define CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_WEB_CONTENTS_DRAG_SOURCE_H_ 73345a6884c488ff3a535c2c9acdd33d74b37e311Iain Merrick#pragma once 8c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 9c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch#import <Cocoa/Cocoa.h> 10c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 11ddb351dbec246cf1fab5ec20d2d5520909041de1Kristian Monsen#include "base/memory/scoped_nsobject.h" 12201ade2fbba22bfb27ae029f4d23fca6ded109a0Ben Murdoch#include "chrome/browser/bookmarks/bookmark_node_data.h" 13c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 14c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@class TabContentsViewCocoa; 15c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 16c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// A class that handles tracking and event processing for a drag and drop 17c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// originating from the content area. Subclasses should implement 18c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// fillClipboard and dragImage. 19c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@interface WebContentsDragSource : NSObject { 20c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch @private 21c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Our tab. Weak reference (owns or co-owns us). 22c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch TabContentsViewCocoa* contentsView_; 23c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 24c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // Our pasteboard. 25c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch scoped_nsobject<NSPasteboard> pasteboard_; 26c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 27c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch // A mask of the allowed drag operations. 28c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch NSDragOperation dragOperationMask_; 29c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch} 30c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 31c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Initialize a DragDataSource object for a drag (originating on the given 32c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// contentsView and with the given dropData and pboard). Fill the pasteboard 33c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// with data types appropriate for dropData. 34c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (id)initWithContentsView:(TabContentsViewCocoa*)contentsView 35c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch pasteboard:(NSPasteboard*)pboard 36c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch dragOperationMask:(NSDragOperation)dragOperationMask; 37c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 38c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Creates the drag image. Implemented by the subclass. 39c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (NSImage*)dragImage; 40c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 41c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Put the data being dragged onto the pasteboard. Implemented by the 42c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// subclass. 43c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (void)fillPasteboard; 44c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 45c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Returns a mask of the allowed drag operations. 46c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal; 47c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 48c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Start the drag (on the originally provided contentsView); can do this right 49c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// after -initWithContentsView:.... 50c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (void)startDrag; 51c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 52c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// End the drag and clear the pasteboard; hook up to 53c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// -draggedImage:endedAt:operation:. 54c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (void)endDragAt:(NSPoint)screenPoint 55c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch operation:(NSDragOperation)operation; 56c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 57c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch// Drag moved; hook up to -draggedImage:movedTo:. 58c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch- (void)moveDragTo:(NSPoint)screenPoint; 59c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 60c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch@end 61c407dc5cd9bdc5668497f21b26b09d988ab439deBen Murdoch 6272a454cd3513ac24fbdd0e0cb9ad70b86a99b801Kristian Monsen#endif // CHROME_BROWSER_UI_COCOA_TAB_CONTENTS_WEB_CONTENTS_DRAG_SOURCE_H_ 63