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// Copyright (c) 2011 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.
#import "chrome/browser/ui/cocoa/bookmarks/bookmark_folder_target.h"
#include "base/logging.h"
#include "base/strings/sys_string_conversions.h"
#include "chrome/browser/profiles/profile_manager.h"
#import "chrome/browser/ui/cocoa/bookmarks/bookmark_bar_folder_controller.h"
#import "chrome/browser/ui/cocoa/bookmarks/bookmark_button.h"
#include "components/bookmarks/browser/bookmark_model.h"
#include "components/bookmarks/browser/bookmark_node_data.h"
#include "components/bookmarks/browser/bookmark_pasteboard_helper_mac.h"
#include "ui/base/clipboard/clipboard_util_mac.h"
#import "ui/base/cocoa/cocoa_base_utils.h"
using bookmarks::BookmarkNode;
using bookmarks::BookmarkNodeData;
NSString* kBookmarkButtonDragType = @"com.google.chrome.BookmarkButtonDrag";
@implementation BookmarkFolderTarget
- (id)initWithController:(id<BookmarkButtonControllerProtocol>)controller
profile:(Profile*)profile {
if ((self = [super init])) {
controller_ = controller;
profile_ = profile;
}
return self;
}
// This IBAction is called when the user clicks (mouseUp, really) on a
// "folder" bookmark button. (In this context, "Click" does not
// include right-click to open a context menu which follows a
// different path). Scenarios when folder X is clicked:
// *Predicate* *Action*
// (nothing) Open Folder X
// Folder X open Close folder X
// Folder Y open Close Y, open X
// Cmd-click Open All with proper disposition
//
// Note complication in which a click-drag engages drag and drop, not
// a click-to-open. Thus the path to get here is a little twisted.
- (IBAction)openBookmarkFolderFromButton:(id)sender {
DCHECK(sender);
// Watch out for a modifier click. For example, command-click
// should open all.
//
// NOTE: we cannot use [[sender cell] mouseDownFlags] because we
// thwart the normal mouse click mechanism to make buttons
// draggable. Thus we must use [NSApp currentEvent].
//
// Holding command while using the scroll wheel (or moving around
// over a bookmark folder) can confuse us. Unless we check the
// event type, we are not sure if this is an "open folder" due to a
// hover-open or "open folder" due to a click. It doesn't matter
// (both do the same thing) unless a modifier is held, since
// command-click should "open all" but command-move should not.
// WindowOpenDispositionFromNSEvent does not consider the event
// type; only the modifiers. Thus the need for an extra
// event-type-check here.
DCHECK([sender bookmarkNode]->is_folder());
NSEvent* event = [NSApp currentEvent];
WindowOpenDisposition disposition =
ui::WindowOpenDispositionFromNSEvent(event);
if (([event type] != NSMouseEntered) && ([event type] != NSMouseMoved) &&
([event type] != NSScrollWheel) &&
(disposition == WindowOpenDisposition::NEW_BACKGROUND_TAB)) {
[controller_ closeAllBookmarkFolders];
[controller_ openAll:[sender bookmarkNode] disposition:disposition];
return;
}
// If click on same folder, close it and be done.
// Else we clicked on a different folder so more work to do.
if ([[controller_ folderController] parentButton] == sender) {
[controller_ closeBookmarkFolder:controller_];
return;
}
[controller_ addNewFolderControllerWithParentButton:sender];
}
- (NSPasteboardItem*)pasteboardItemForDragOfButton:(BookmarkButton*)button {
const BookmarkNode* node = [button bookmarkNode];
DCHECK(node);
NSPasteboardItem* item = nil;
if (node->is_folder()) {
// TODO(viettrungluu): I'm not sure what we should do, so just declare the
// "additional" types we're given for now. Maybe we want to add a list of
// URLs? Would we then have to recurse if there were subfolders?
item = [[[NSPasteboardItem alloc] init] autorelease];
} else {
BookmarkNodeData data(node);
data.SetOriginatingProfilePath(profile_->GetPath());
item = PasteboardItemFromBookmarks(data.elements, profile_->GetPath());
}
[item
setData:[NSData dataWithBytes:&button length:sizeof(button)]
forType:ui::ClipboardUtil::UTIForPasteboardType(kBookmarkButtonDragType)];
return item;
}
@end
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