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// Copyright (c) 2009 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/cocoa/bookmark_bar_view.h"
#import "chrome/browser/cocoa/bookmark_bar_controller.h"
#import "chrome/browser/cocoa/bookmark_button.h"
#import "third_party/GTM/AppKit/GTMTheme.h"
#import "third_party/mozilla/include/NSPasteboard+Utils.h"
@interface BookmarkBarView (Private)
- (void)themeDidChangeNotification:(NSNotification*)aNotification;
- (void)updateTheme:(GTMTheme*)theme;
@end
@implementation BookmarkBarView
- (void)dealloc {
[[NSNotificationCenter defaultCenter] removeObserver:self];
// This probably isn't strictly necessary, but can't hurt.
[self unregisterDraggedTypes];
[super dealloc];
}
- (void)awakeFromNib {
NSNotificationCenter* defaultCenter = [NSNotificationCenter defaultCenter];
[defaultCenter addObserver:self
selector:@selector(themeDidChangeNotification:)
name:kGTMThemeDidChangeNotification
object:nil];
DCHECK(controller_ && "Expected this to be hooked up via Interface Builder");
NSArray* types = [NSArray arrayWithObjects:
NSStringPboardType,
NSHTMLPboardType,
NSURLPboardType,
kBookmarkButtonDragType,
nil];
[self registerForDraggedTypes:types];
}
- (void)viewDidMoveToWindow {
if ([self window])
[self updateTheme:[self gtm_theme]];
}
// Called after the current theme has changed.
- (void)themeDidChangeNotification:(NSNotification*)aNotification {
GTMTheme* theme = [aNotification object];
[self updateTheme:theme];
}
// Adapt appearance to the current theme. Called after theme changes and before
// this is shown for the first time.
- (void)updateTheme:(GTMTheme*)theme {
NSColor* color = [theme textColorForStyle:GTMThemeStyleBookmarksBarButton
state:GTMThemeStateActiveWindow];
[noItemTextfield_ setTextColor:color];
}
// Mouse down events on the bookmark bar should not allow dragging the parent
// window around.
- (BOOL)mouseDownCanMoveWindow {
return NO;
}
-(NSTextField*)noItemTextfield {
return noItemTextfield_;
}
// NSDraggingDestination methods
- (NSDragOperation)draggingEntered:(id<NSDraggingInfo>)info {
if ([[info draggingPasteboard] containsURLData])
return NSDragOperationCopy;
if ([[info draggingPasteboard] dataForType:kBookmarkButtonDragType])
return NSDragOperationMove;
return NSDragOperationNone;
}
- (BOOL)wantsPeriodicDraggingUpdates {
// TODO(port): This should probably return |YES| and the controller should
// slide the existing bookmark buttons interactively to the side to make
// room for the about-to-be-dropped bookmark.
return NO;
}
- (NSDragOperation)draggingUpdated:(id<NSDraggingInfo>)info {
// For now it's the same as draggingEntered:.
// TODO(jrg): once we return YES for wantsPeriodicDraggingUpdates,
// this should ping the controller_ to perform animations.
return [self draggingEntered:info];
}
- (BOOL)prepareForDragOperation:(id<NSDraggingInfo>)info {
return YES;
}
// Implement NSDraggingDestination protocol method
// performDragOperation: for URLs.
- (BOOL)performDragOperationForURL:(id<NSDraggingInfo>)info {
NSPasteboard* pboard = [info draggingPasteboard];
DCHECK([pboard containsURLData]);
NSArray* urls = nil;
NSArray* titles = nil;
[pboard getURLs:&urls andTitles:&titles];
return [controller_ addURLs:urls
withTitles:titles
at:[info draggingLocation]];
}
// Implement NSDraggingDestination protocol method
// performDragOperation: for bookmarks.
- (BOOL)performDragOperationForBookmark:(id<NSDraggingInfo>)info {
BOOL rtn = NO;
NSData* data = [[info draggingPasteboard]
dataForType:kBookmarkButtonDragType];
// [info draggingSource] is nil if not the same application.
if (data && [info draggingSource]) {
BookmarkButton* button = nil;
[data getBytes:&button length:sizeof(button)];
rtn = [controller_ dragButton:button to:[info draggingLocation]];
}
return rtn;
}
- (BOOL)performDragOperation:(id<NSDraggingInfo>)info {
NSPasteboard* pboard = [info draggingPasteboard];
if ([pboard containsURLData]) {
return [self performDragOperationForURL:info];
} else if ([pboard dataForType:kBookmarkButtonDragType]) {
return [self performDragOperationForBookmark:info];
} else {
NOTREACHED() << "Unknown drop type onto bookmark bar.";
return NO;
}
}
@end // @implementation BookmarkBarView
@implementation BookmarkBarView(TestingAPI)
- (void)setController:(id)controller {
controller_ = controller;
}
@end // @implementation BookmarkBarView(TestingAPI)
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