15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#import <Cocoa/Cocoa.h> 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/files/file_path.h" 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/mac/scoped_cftyperef.h" 9eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "base/mac/scoped_nsobject.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/scoped_ptr.h" 11c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)#include "content/common/content_export.h" 127dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "url/gurl.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WebContentsImpl; 16eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdochstruct DropData; 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A class that handles tracking and event processing for a drag and drop 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// originating from the content area. 21c2e0dbddbe15c98d52c4786dac06cb8952a8ae6dTorne (Richard Coles)CONTENT_EXPORT 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)@interface WebDragSource : NSObject { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) @private 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Our contents. Weak reference (owns or co-owns us). 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) content::WebContentsImpl* contents_; 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The view from which the drag was initiated. Weak reference. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NSView* contentsView_; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Our drop data. Should only be initialized once. 31eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch scoped_ptr<content::DropData> dropData_; 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The image to show as drag image. Can be nil. 34eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch base::scoped_nsobject<NSImage> dragImage_; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The offset to draw |dragImage_| at. 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NSPoint imageOffset_; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Our pasteboard. 40eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch base::scoped_nsobject<NSPasteboard> pasteboard_; 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A mask of the allowed drag operations. 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) NSDragOperation dragOperationMask_; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The file name to be saved to for a drag-out download. 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::FilePath downloadFileName_; 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The URL to download from for a drag-out download. 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GURL downloadURL_; 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // The file UTI associated with the file drag, if any. 52eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch base::ScopedCFTypeRef<CFStringRef> fileUTI_; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Initialize a WebDragSource object for a drag (originating on the given 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// contentsView and with the given dropData and pboard). Fill the pasteboard 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// with data types appropriate for dropData. 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (id)initWithContents:(content::WebContentsImpl*)contents 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) view:(NSView*)contentsView 60eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch dropData:(const content::DropData*)dropData 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) image:(NSImage*)image 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) offset:(NSPoint)offset 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) pasteboard:(NSPasteboard*)pboard 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) dragOperationMask:(NSDragOperation)dragOperationMask; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Call when the web contents is gone. 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (void)clearWebContentsView; 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns a mask of the allowed drag operations. 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (NSDragOperation)draggingSourceOperationMaskForLocal:(BOOL)isLocal; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Call when asked to do a lazy write to the pasteboard; hook up to 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// -pasteboard:provideDataForType: (on the contentsView). 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (void)lazyWriteToPasteboard:(NSPasteboard*)pboard 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) forType:(NSString*)type; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Start the drag (on the originally provided contentsView); can do this right 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// after -initWithContentsView:.... 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (void)startDrag; 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// End the drag and clear the pasteboard; hook up to 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// -draggedImage:endedAt:operation:. 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)- (void)endDragAt:(NSPoint)screenPoint 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) operation:(NSDragOperation)operation; 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 8658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// Call to drag a promised file to the given path (should be called before 8758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// -endDragAt:...); hook up to -namesOfPromisedFilesDroppedAtDestination:. 8858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// Returns the file name (not including path) of the file deposited (or which 8958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)// will be deposited). 9058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)- (NSString*)dragPromisedFileTo:(NSString*)path; 9158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)@end 93