58 lines
2.2 KiB
Text
58 lines
2.2 KiB
Text
// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#import <Cocoa/Cocoa.h>
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#include "atom/browser/ui/drag_util.h"
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#include "base/files/file_path.h"
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#include "base/strings/sys_string_conversions.h"
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namespace atom {
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namespace {
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// Write information about the file being dragged to the pasteboard.
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void AddFilesToPasteboard(NSPasteboard* pasteboard,
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const std::vector<base::FilePath>& files) {
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NSMutableArray* fileList = [NSMutableArray array];
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for (const base::FilePath& file : files)
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[fileList addObject:base::SysUTF8ToNSString(file.value())];
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[pasteboard declareTypes:[NSArray arrayWithObject:NSFilenamesPboardType]
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owner:nil];
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[pasteboard setPropertyList:fileList forType:NSFilenamesPboardType];
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}
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} // namespace
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void DragFileItems(const std::vector<base::FilePath>& files,
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const gfx::Image& icon,
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gfx::NativeView view) {
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NSPasteboard* pasteboard = [NSPasteboard pasteboardWithName:NSDragPboard];
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AddFilesToPasteboard(pasteboard, files);
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// Synthesize a drag event, since we don't have access to the actual event
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// that initiated a drag (possibly consumed by the Web UI, for example).
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NSPoint position = [[view window] mouseLocationOutsideOfEventStream];
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NSTimeInterval eventTime = [[NSApp currentEvent] timestamp];
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NSEvent* dragEvent = [NSEvent mouseEventWithType:NSLeftMouseDragged
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location:position
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modifierFlags:NSLeftMouseDraggedMask
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timestamp:eventTime
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windowNumber:[[view window] windowNumber]
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context:nil
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eventNumber:0
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clickCount:1
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pressure:1.0];
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// Run the drag operation.
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[[view window] dragImage:icon.ToNSImage()
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at:position
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offset:NSZeroSize
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event:dragEvent
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pasteboard:pasteboard
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source:view
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slideBack:YES];
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}
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} // namespace atom
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