src/chrome/browser/ui/cocoa/infobars/infobar_controller.mm

   1 // Copyright (c) 2012 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.
   4
   5 #import "chrome/browser/ui/cocoa/infobars/infobar_controller.h"
   6
   7 #include "base/logging.h"
   8 #include "base/mac/bundle_locations.h"
   9 #include "base/mac/mac_util.h"
  10 #include "chrome/browser/infobars/infobar_service.h"
  11 #import "chrome/browser/ui/cocoa/animatable_view.h"
  12 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
  13 #import "chrome/browser/ui/cocoa/image_button_cell.h"
  14 #include "chrome/browser/ui/cocoa/infobars/infobar_cocoa.h"
  15 #import "chrome/browser/ui/cocoa/infobars/infobar_container_cocoa.h"
  16 #import "chrome/browser/ui/cocoa/infobars/infobar_container_controller.h"
  17 #import "chrome/browser/ui/cocoa/infobars/infobar_gradient_view.h"
  18 #import "chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.h"
  19 #include "grit/theme_resources.h"
  20 #import "ui/base/cocoa/controls/hyperlink_text_view.h"
  21 #include "ui/gfx/image/image.h"
  22 #include "ui/resources/grit/ui_resources.h"
  23
  24 @interface InfoBarController ()
  25 // Sets |label_| based on |labelPlaceholder_|, sets |labelPlaceholder_| to nil.
  26 - (void)initializeLabel;
  27 @end
  28
  29 @implementation InfoBarController
  30
  31 @synthesize containerController = containerController_;
  32
  33 - (id)initWithInfoBar:(InfoBarCocoa*)infobar {
  34   if ((self = [super initWithNibName:@"InfoBar"
  35                               bundle:base::mac::FrameworkBundle()])) {
  36     DCHECK(infobar);
  37     infobar_ = infobar->GetWeakPtr();
  38   }
  39   return self;
  40 }
  41
  42 // All infobars have an icon, so we set up the icon in the base class
  43 // awakeFromNib.
  44 - (void)awakeFromNib {
  45   [[closeButton_ cell] setImageID:IDR_CLOSE_1
  46                    forButtonState:image_button_cell::kDefaultState];
  47   [[closeButton_ cell] setImageID:IDR_CLOSE_1_H
  48                    forButtonState:image_button_cell::kHoverState];
  49   [[closeButton_ cell] setImageID:IDR_CLOSE_1_P
  50                    forButtonState:image_button_cell::kPressedState];
  51   [[closeButton_ cell] setImageID:IDR_CLOSE_1
  52                    forButtonState:image_button_cell::kDisabledState];
  53
  54   if (![self delegate]->GetIcon().IsEmpty()) {
  55     [image_ setImage:[self delegate]->GetIcon().ToNSImage()];
  56   } else {
  57     // No icon, remove it from the view and grow the textfield to include the
  58     // space.
  59     NSRect imageFrame = [image_ frame];
  60     NSRect labelFrame = [labelPlaceholder_ frame];
  61     labelFrame.size.width += NSMinX(imageFrame) - NSMinX(labelFrame);
  62     labelFrame.origin.x = imageFrame.origin.x;
  63     [image_ removeFromSuperview];
  64     image_ = nil;
  65     [labelPlaceholder_ setFrame:labelFrame];
  66   }
  67   [self initializeLabel];
  68
  69   [self addAdditionalControls];
  70
  71   [infoBarView_ setInfobarType:[self delegate]->GetInfoBarType()];
  72   [infoBarView_ setAutoresizingMask:NSViewWidthSizable | NSViewHeightSizable];
  73 }
  74
  75 - (void)dealloc {
  76   [okButton_ setTarget:nil];
  77   [cancelButton_ setTarget:nil];
  78   [closeButton_ setTarget:nil];
  79   [super dealloc];
  80 }
  81
  82 - (InfoBarCocoa*)infobar {
  83   return infobar_.get();
  84 }
  85
  86 // Called when someone clicks on the embedded link.
  87 - (BOOL)textView:(NSTextView*)textView
  88    clickedOnLink:(id)link
  89          atIndex:(NSUInteger)charIndex {
  90   if ([self respondsToSelector:@selector(linkClicked)])
  91     [self performSelector:@selector(linkClicked)];
  92   return YES;
  93 }
  94
  95 - (BOOL)isOwned {
  96   return infobar_ && infobar_->OwnerCocoa() != NULL;
  97 }
  98
  99 // Called when someone clicks on the ok button.
 100 - (void)ok:(id)sender {
 101   // Subclasses must override this method if they do not hide the ok button.
 102   NOTREACHED();
 103 }
 104
 105 // Called when someone clicks on the cancel button.
 106 - (void)cancel:(id)sender {
 107   // Subclasses must override this method if they do not hide the cancel button.
 108   NOTREACHED();
 109 }
 110
 111 // Called when someone clicks on the close button.
 112 - (void)dismiss:(id)sender {
 113   if (![self isOwned])
 114     return;
 115   [self delegate]->InfoBarDismissed();
 116   [self removeSelf];
 117 }
 118
 119 - (void)removeSelf {
 120   infobar_->RemoveSelf();
 121 }
 122
 123 - (void)addAdditionalControls {
 124   // Default implementation does nothing.
 125 }
 126
 127 - (void)infobarWillHide {
 128 }
 129
 130 - (void)infobarWillClose {
 131 }
 132
 133 - (void)removeButtons {
 134   // Extend the label all the way across.
 135   NSRect labelFrame = [label_.get() frame];
 136   labelFrame.size.width = NSMaxX([cancelButton_ frame]) - NSMinX(labelFrame);
 137   [okButton_ removeFromSuperview];
 138   okButton_ = nil;
 139   [cancelButton_ removeFromSuperview];
 140   cancelButton_ = nil;
 141   [label_.get() setFrame:labelFrame];
 142 }
 143
 144 - (void)layoutArrow {
 145   [infoBarView_ setArrowHeight:infobar_->arrow_height()];
 146   [infoBarView_ setArrowHalfWidth:infobar_->arrow_half_width()];
 147   [infoBarView_ setHasTip:![containerController_ shouldSuppressTopInfoBarTip]];
 148
 149   // Convert from window to view coordinates.
 150   NSPoint point = NSMakePoint([containerController_ infobarArrowX], 0);
 151   point = [infoBarView_ convertPoint:point fromView:nil];
 152   [infoBarView_ setArrowX:point.x];
 153 }
 154
 155 - (void)disablePopUpMenu:(NSMenu*)menu {
 156   // If the menu is re-opened, prevent queries to update items.
 157   [menu setDelegate:nil];
 158
 159   // Prevent target/action messages to the controller.
 160   for (NSMenuItem* item in [menu itemArray]) {
 161     [item setEnabled:NO];
 162     [item setTarget:nil];
 163   }
 164 }
 165
 166 - (infobars::InfoBarDelegate*)delegate {
 167   return infobar_->delegate();
 168 }
 169
 170 - (void)initializeLabel {
 171   // Replace the label placeholder NSTextField with the real label NSTextView.
 172   // The former doesn't show links in a nice way, but the latter can't be added
 173   // in IB without a containing scroll view, so create the NSTextView
 174   // programmatically.
 175   base::scoped_nsobject<HyperlinkTextView> newLabel(
 176     [[HyperlinkTextView alloc] initWithFrame:[labelPlaceholder_ frame]]);
 177   [newLabel setDrawsBackgroundUsingSuperview:YES];
 178   [newLabel setAutoresizingMask:[labelPlaceholder_ autoresizingMask]];
 179   [[labelPlaceholder_ superview]
 180       replaceSubview:labelPlaceholder_ with:newLabel];
 181   labelPlaceholder_ = nil;  // Now released.
 182   [newLabel setDelegate:self];
 183
 184   label_.reset(newLabel.release());
 185 }
 186
 187 @end