chrome/browser/ui/cocoa/infobars/before_translate_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 #include "chrome/browser/ui/cocoa/infobars/before_translate_infobar_controller.h"
   6
   7 #include "base/strings/sys_string_conversions.h"
   8 #import "chrome/browser/ui/cocoa/infobars/infobar_utilities.h"
   9 #include "grit/component_strings.h"
  10 #include "ui/base/l10n/l10n_util.h"
  11
  12 using InfoBarUtilities::MoveControl;
  13 using InfoBarUtilities::VerifyControlOrderAndSpacing;
  14
  15 namespace {
  16
  17 NSButton* CreateNSButtonWithResourceIDAndParameter(
  18     int resourceId, const base::string16& param) {
  19   base::string16 title = l10n_util::GetStringFUTF16(resourceId, param);
  20   NSButton* button = [[NSButton alloc] init];
  21   [button setTitle:base::SysUTF16ToNSString(title)];
  22   [button setBezelStyle:NSTexturedRoundedBezelStyle];
  23   // Round textured buttons have a different font size than the default button.
  24   NSFont* font = [NSFont systemFontOfSize:
  25       [NSFont systemFontSizeForControlSize:NSRegularControlSize]];
  26   [[button cell] setFont:font];
  27   return button;
  28 }
  29
  30 } // namespace
  31
  32 @implementation BeforeTranslateInfobarController
  33
  34 - (void)dealloc {
  35   [neverTranslateButton_ setTarget:nil];
  36   [alwaysTranslateButton_ setTarget:nil];
  37   [super dealloc];
  38 }
  39
  40 - (id)initWithInfoBar:(InfoBarCocoa*)infobar {
  41   if ((self = [super initWithInfoBar:infobar])) {
  42     [self initializeExtraControls];
  43   }
  44   return self;
  45 }
  46
  47 - (void)initializeExtraControls {
  48   TranslateInfoBarDelegate* delegate = [self delegate];
  49   const base::string16& language =
  50       delegate->language_name_at(delegate->original_language_index());
  51   neverTranslateButton_.reset(
  52       CreateNSButtonWithResourceIDAndParameter(
  53           IDS_TRANSLATE_INFOBAR_NEVER_TRANSLATE, language));
  54   [neverTranslateButton_ setTarget:self];
  55   [neverTranslateButton_ setAction:@selector(neverTranslate:)];
  56
  57   alwaysTranslateButton_.reset(
  58       CreateNSButtonWithResourceIDAndParameter(
  59           IDS_TRANSLATE_INFOBAR_ALWAYS_TRANSLATE, language));
  60   [alwaysTranslateButton_ setTarget:self];
  61   [alwaysTranslateButton_ setAction:@selector(alwaysTranslate:)];
  62 }
  63
  64 - (void)layout {
  65   MoveControl(label1_, fromLanguagePopUp_, spaceBetweenControls_ / 2, true);
  66   MoveControl(fromLanguagePopUp_, label2_, spaceBetweenControls_, true);
  67   MoveControl(label2_, cancelButton_, spaceBetweenControls_, true);
  68   MoveControl(cancelButton_, okButton_, spaceBetweenControls_, true);
  69   NSView* lastControl = okButton_;
  70   if (neverTranslateButton_.get()) {
  71     MoveControl(lastControl, neverTranslateButton_.get(),
  72                 spaceBetweenControls_, true);
  73     lastControl = neverTranslateButton_.get();
  74   }
  75   if (alwaysTranslateButton_.get()) {
  76     MoveControl(lastControl, alwaysTranslateButton_.get(),
  77                 spaceBetweenControls_, true);
  78   }
  79 }
  80
  81 - (void)loadLabelText {
  82   size_t offset = 0;
  83   base::string16 text =
  84       l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_BEFORE_MESSAGE,
  85                                  base::string16(), &offset);
  86   NSString* string1 = base::SysUTF16ToNSString(text.substr(0, offset));
  87   NSString* string2 = base::SysUTF16ToNSString(text.substr(offset));
  88   [label1_ setStringValue:string1];
  89   [label2_ setStringValue:string2];
  90   [label3_ setStringValue:@""];
  91 }
  92
  93 - (NSArray*)visibleControls {
  94   NSMutableArray* visibleControls = [NSMutableArray arrayWithObjects:
  95       label1_.get(), fromLanguagePopUp_.get(), label2_.get(),
  96       cancelButton_, okButton_, nil];
  97
  98   if ([self delegate]->ShouldShowNeverTranslateShortcut())
  99     [visibleControls addObject:neverTranslateButton_.get()];
 100
 101   if ([self delegate]->ShouldShowAlwaysTranslateShortcut())
 102     [visibleControls addObject:alwaysTranslateButton_.get()];
 103
 104   return visibleControls;
 105 }
 106
 107 // This is called when the "Never Translate [language]" button is pressed.
 108 - (void)neverTranslate:(id)sender {
 109   if (![self isOwned])
 110     return;
 111   [self delegate]->NeverTranslatePageLanguage();
 112 }
 113
 114 // This is called when the "Always Translate [language]" button is pressed.
 115 - (void)alwaysTranslate:(id)sender {
 116   if (![self isOwned])
 117     return;
 118   [self delegate]->AlwaysTranslatePageLanguage();
 119 }
 120
 121 - (bool)verifyLayout {
 122   if ([optionsPopUp_ isHidden])
 123     return false;
 124   return [super verifyLayout];
 125 }
 126
 127 @end
 128
 129 @implementation BeforeTranslateInfobarController (TestingAPI)
 130
 131 - (NSButton*)alwaysTranslateButton {
 132   return alwaysTranslateButton_.get();
 133 }
 134 - (NSButton*)neverTranslateButton {
 135   return neverTranslateButton_.get();
 136 }
 137
 138 @end