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// Copyright (c) 2010 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/cookie_details_view_controller.h"

#include "app/l10n_util_mac.h"
#include "app/resource_bundle.h"
#import "base/mac_util.h"
#include "base/sys_string_conversions.h"
#import "chrome/browser/cocoa/cookie_tree_node.h"
#import "chrome/browser/cookie_modal_dialog.h"
#import "third_party/GTM/AppKit/GTMUILocalizerAndLayoutTweaker.h"

namespace {
static const int kExtraMarginBelowWhenExpirationEditable = 5;

#pragma mark View Controller

@implementation CookieDetailsViewController
@dynamic hasExpiration;

- (id)init {
  return [super initWithNibName:@"CookieDetailsView"

- (void)awakeFromNib {

// Finds and returns the y offset of the lowest-most non-hidden
// text field in the view. This is used to shrink the view
// appropriately so that it just fits its visible content.
- (void)getLowestLabelVerticalPosition:(NSView*)view
                   lowestLabelPosition:(float&)lowestLabelPosition {
  if (![view isHidden]) {
    if ([view isKindOfClass:[NSTextField class]]) {
      NSRect frame = [view frame];
      if (frame.origin.y < lowestLabelPosition) {
        lowestLabelPosition = frame.origin.y;
    for (NSView* subview in [view subviews]) {
      [self getLowestLabelVerticalPosition:subview

- (void)setContentObject:(id)content {
  // Make sure the view is loaded before we set the content object,
  // otherwise, the KVO notifications to update the content don't
  // reach the view and all of the detail values are default
  // strings.
  NSView* view = [self view];

  [objectController_ setValue:content forKey:@"content"];

  // View needs to be re-tweaked after setting the content object,
  // since the expiration date may have changed, changing the
  // size of the expiration popup.
  [tweaker_ tweakUI:view];

- (void)shrinkViewToFit {
  // Adjust the information pane to be exactly the right size
  // to hold the visible text information fields.
  NSView* view = [self view];
  NSRect frame = [view frame];
  float lowestLabelPosition = frame.origin.y + frame.size.height;
  [self getLowestLabelVerticalPosition:view
  float verticalDelta = lowestLabelPosition - frame.origin.y;

  // Popup menu for the expiration is taller than the plain
  // text, give it some more room.
  if ([[[objectController_ content] details] canEditExpiration]) {
    verticalDelta -= kExtraMarginBelowWhenExpirationEditable;

  frame.origin.y += verticalDelta;
  frame.size.height -= verticalDelta;
  [[self view] setFrame:frame];

- (void)configureBindingsForTreeController:(NSTreeController*)treeController {
  // There seems to be a bug in the binding logic that it's not possible
  // to bind to the selection of the tree controller, the bind seems to
  // require an additional path segment in the key, thus the use of
  // selection.self rather than just selection below.
  [objectController_ bind:@"contentObject"

- (IBAction)setCookieDoesntHaveExplicitExpiration:(id)sender {
  [[[objectController_ content] details] setHasExpiration:NO];

- (IBAction)setCookieHasExplicitExpiration:(id)sender {
  [[[objectController_ content] details] setHasExpiration:YES];

- (BOOL)hasExpiration {
  return [[[objectController_ content] details] hasExpiration];


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