1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #import "chrome/browser/ui/cocoa/infobars/infobar_container_controller.h"
7 #include "base/logging.h"
8 #include "chrome/browser/infobars/infobar_service.h"
9 #import "chrome/browser/ui/cocoa/infobars/infobar_cocoa.h"
10 #import "chrome/browser/ui/cocoa/infobars/infobar_container_cocoa.h"
11 #import "chrome/browser/ui/cocoa/infobars/infobar_controller.h"
12 #import "chrome/browser/ui/cocoa/view_id_util.h"
13 #include "components/infobars/core/confirm_infobar_delegate.h"
14 #include "components/infobars/core/infobar.h"
15 #include "components/infobars/core/infobar_container.h"
17 @interface InfoBarContainerController ()
18 // Removes |controller| from the list of controllers in this container and
19 // removes its view from the view hierarchy. This method is safe to call while
20 // |controller| is still on the call stack.
21 - (void)removeController:(InfoBarController*)controller;
25 @implementation InfoBarContainerController
27 @synthesize shouldSuppressTopInfoBarTip = shouldSuppressTopInfoBarTip_;
28 @synthesize infobarArrowX = infobarArrowX_;
30 - (id)initWithResizeDelegate:(id<ViewResizer>)resizeDelegate {
31 DCHECK(resizeDelegate);
32 if ((self = [super initWithNibName:nil bundle:nil])) {
33 // This view and its subviews use autoresizing masks, The starting frame
34 // needs to be reasonably large, although its exactly values don't matter.
35 // It cannot be NSZeroRect.
36 base::scoped_nsobject<NSView> view(
37 [[NSView alloc] initWithFrame:NSMakeRect(0, 0, 800, 100)]);
38 [view setAutoresizingMask:NSViewWidthSizable | NSViewMinYMargin];
39 view_id_util::SetID(view, VIEW_ID_INFO_BAR_CONTAINER);
42 resizeDelegate_ = resizeDelegate;
43 containerCocoa_.reset(new InfoBarContainerCocoa(self));
44 infobarControllers_.reset([[NSMutableArray alloc] init]);
50 // Delete the container so that any remaining infobars are removed.
51 containerCocoa_.reset();
52 DCHECK_EQ([infobarControllers_ count], 0U);
53 view_id_util::UnsetID([self view]);
57 - (void)changeWebContents:(content::WebContents*)contents {
58 currentWebContents_ = contents;
59 InfoBarService* infobar_service =
60 contents ? InfoBarService::FromWebContents(contents) : NULL;
61 containerCocoa_->ChangeInfoBarManager(infobar_service);
64 - (void)tabDetachedWithContents:(content::WebContents*)contents {
65 if (currentWebContents_ == contents)
66 [self changeWebContents:NULL];
69 - (CGFloat)overlappingTipHeight {
70 return containerCocoa_->GetVerticalOverlap(NULL);
73 - (void)addInfoBar:(InfoBarCocoa*)infobar
74 position:(NSUInteger)position {
75 InfoBarController* controller = infobar->controller();
76 [controller setContainerController:self];
77 [infobarControllers_ insertObject:controller atIndex:position];
79 NSView* relativeView = nil;
81 relativeView = [[infobarControllers_ objectAtIndex:position - 1] view];
82 [[self view] addSubview:[controller view]
83 positioned:NSWindowAbove
84 relativeTo:relativeView];
87 - (void)removeInfoBar:(InfoBarCocoa*)infobar {
88 [infobar->controller() infobarWillHide];
89 [self removeController:infobar->controller()];
92 - (void)positionInfoBarsAndRedraw:(BOOL)isAnimating {
93 if (isAnimating_ != isAnimating) {
94 isAnimating_ = isAnimating;
95 if ([resizeDelegate_ respondsToSelector:@selector(setAnimationInProgress:)])
96 [resizeDelegate_ setAnimationInProgress:isAnimating_];
99 NSRect containerBounds = [[self view] bounds];
102 // Stack the infobars at the bottom of the view, starting with the
103 // last infobar and working our way to the front of the array. This
104 // way we ensure that the first infobar added shows up on top, with
106 for (InfoBarController* controller in
107 [infobarControllers_ reverseObjectEnumerator]) {
109 frame.origin.x = NSMinX(containerBounds);
110 frame.origin.y = minY;
111 frame.size.width = NSWidth(containerBounds);
112 frame.size.height = [controller infobar]->total_height();
113 [[controller view] setFrame:frame];
115 minY += NSHeight(frame) - [controller infobar]->arrow_height();
116 [controller layoutArrow];
119 [resizeDelegate_ resizeView:[self view] newHeight:[self heightOfInfoBars]];
122 - (void)setShouldSuppressTopInfoBarTip:(BOOL)flag {
123 if (shouldSuppressTopInfoBarTip_ == flag)
125 shouldSuppressTopInfoBarTip_ = flag;
126 [self positionInfoBarsAndRedraw:isAnimating_];
129 - (void)removeController:(InfoBarController*)controller {
130 if (![infobarControllers_ containsObject:controller])
133 // This code can be executed while InfoBarController is still on the stack, so
134 // we retain and autorelease the controller to prevent it from being
135 // dealloc'ed too early.
136 [[controller retain] autorelease];
137 [[controller view] removeFromSuperview];
138 [infobarControllers_ removeObject:controller];
141 - (void)setMaxTopArrowHeight:(NSInteger)height {
142 containerCocoa_->SetMaxTopArrowHeight(height, containerCocoa_.get());
145 - (CGFloat)heightOfInfoBars {
146 CGFloat totalHeight = 0;
147 for (InfoBarController* controller in infobarControllers_.get()) {
148 totalHeight += [controller infobar]->total_height() -
149 [controller infobar]->arrow_height();