content/shell/browser/shell_login_dialog_mac.mm

   1 // Copyright 2013 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 "content/shell/browser/shell_login_dialog.h"
   6
   7 #import <Cocoa/Cocoa.h>
   8
   9 #include "base/logging.h"
  10 #include "base/mac/bundle_locations.h"
  11 #import "base/mac/scoped_nsobject.h"
  12 #include "base/strings/sys_string_conversions.h"
  13 #include "content/public/browser/browser_thread.h"
  14 #import "ui/base/cocoa/nib_loading.h"
  15
  16 namespace {
  17
  18 const int kUsernameFieldTag = 1;
  19 const int kPasswordFieldTag = 2;
  20
  21 }  // namespace
  22
  23 // Helper object that receives the notification that the dialog/sheet is
  24 // going away.
  25 @interface ShellLoginDialogHelper : NSObject<NSAlertDelegate> {
  26  @private
  27   base::scoped_nsobject<NSAlert> alert_;
  28   NSTextField* usernameField_;  // WEAK; owned by alert_
  29   NSSecureTextField* passwordField_;  // WEAK; owned by alert_
  30 }
  31
  32 - (NSAlert*)alert;
  33 - (NSView*)accessoryView;
  34 - (void)focus;
  35 - (void)alertDidEnd:(NSAlert*)alert
  36          returnCode:(int)returnCode
  37         contextInfo:(void*)contextInfo;
  38 - (void)cancel;
  39
  40 @end
  41
  42 @implementation ShellLoginDialogHelper
  43
  44 - (NSAlert*)alert {
  45   alert_.reset([[NSAlert alloc] init]);
  46   [alert_ setAccessoryView:[self accessoryView]];
  47   return alert_;
  48 }
  49
  50 - (NSView*)accessoryView {
  51   NSView* accessory_view = ui::GetViewFromNib(@"HttpAuth");
  52   if (!accessory_view)
  53     return nil;
  54
  55   usernameField_ = [accessory_view viewWithTag:kUsernameFieldTag];
  56   passwordField_ = [accessory_view viewWithTag:kPasswordFieldTag];
  57   return accessory_view;
  58 }
  59
  60 - (void)focus {
  61   [[alert_ window] makeFirstResponder:usernameField_];
  62 }
  63
  64 - (void)alertDidEnd:(NSAlert*)alert
  65          returnCode:(int)returnCode
  66         contextInfo:(void*)contextInfo {
  67   if (returnCode == NSRunStoppedResponse)
  68     return;
  69
  70   content::ShellLoginDialog* this_dialog =
  71       reinterpret_cast<content::ShellLoginDialog*>(contextInfo);
  72   if (returnCode == NSAlertFirstButtonReturn) {
  73     this_dialog->UserAcceptedAuth(
  74         base::SysNSStringToUTF16([usernameField_ stringValue]),
  75         base::SysNSStringToUTF16([passwordField_ stringValue]));
  76   } else {
  77     this_dialog->UserCancelledAuth();
  78   }
  79 }
  80
  81 - (void)cancel {
  82   [NSApp endSheet:[alert_ window]];
  83   alert_.reset();
  84 }
  85
  86 @end
  87
  88 namespace content {
  89
  90 void ShellLoginDialog::PlatformCreateDialog(const base::string16& message) {
  91   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  92   helper_ = [[ShellLoginDialogHelper alloc] init];
  93
  94   // Show the modal dialog.
  95   NSAlert* alert = [helper_ alert];
  96   [alert setDelegate:helper_];
  97   [alert setInformativeText:base::SysUTF16ToNSString(message)];
  98   [alert setMessageText:@"Please log in."];
  99   [alert addButtonWithTitle:@"OK"];
 100   NSButton* other = [alert addButtonWithTitle:@"Cancel"];
 101   [other setKeyEquivalent:@"\e"];
 102   [alert
 103       beginSheetModalForWindow:nil  // nil here makes it app-modal
 104                  modalDelegate:helper_
 105                 didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:)
 106                    contextInfo:this];
 107
 108   [helper_ focus];
 109 }
 110
 111 void ShellLoginDialog::PlatformCleanUp() {
 112   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 113   [helper_ release];
 114   helper_ = nil;
 115 }
 116
 117 void ShellLoginDialog::PlatformRequestCancelled() {
 118   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 119   [helper_ cancel];
 120 }
 121
 122 }  // namespace content