views: Add an Options enum to MessageBoxView control.

views/controls/message_box_view.h

 // Copyright (c) 2011 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.
 
 #ifndef VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
 #define VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_
 #pragma once
 
 #include <string>
 
 #include "base/string16.h"
 #include "views/view.h"
 
 namespace views {
 
 class Checkbox;
 class ImageView;
 class Label;
 class Textfield;
 
 // This class displays the contents of a message box. It is intended for use
 // within a constrained window, and has options for a message, prompt, OK
 // and Cancel buttons.
 class VIEWS_EXPORT MessageBoxView : public View {
  public:
-  MessageBoxView(int dialog_flags,
+  enum Options {
+    NONE = 0,

[sky, 2011/11/30 22:43:12]

How about NO_OPTIONS or something to make it more readable in other places.

[tfarina, 2011/12/01 12:43:26]

Done.

+    DETECT_ALIGNMENT = 1 << 0,
+    HAS_PROMPT_FIELD = 1 << 1,
+  };
+
+  MessageBoxView(int options,
                  const string16& message,
                  const string16& default_prompt,
                  int message_width);
 
-  MessageBoxView(int dialog_flags,
+  MessageBoxView(int options,
                  const string16& message,
                  const string16& default_prompt);
 
   virtual ~MessageBoxView();
 
   // Returns the text box.
   views::Textfield* text_box() { return prompt_field_; }
 
   // Returns user entered data in the prompt field.
   string16 GetInputText();
@@ skipping 21 matching lines @@
   // View:
   virtual void ViewHierarchyChanged(bool is_add,
                                     views::View* parent,
                                     views::View* child) OVERRIDE;
   // Handles Ctrl-C and writes the message in the system clipboard.
   virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE;
 
  private:
   // Sets up the layout manager and initializes the prompt field. This should
   // only be called once, from the constructor.
-  void Init(int dialog_flags, const string16& default_prompt);
+  void Init(int options, const string16& default_prompt);
 
   // Sets up the layout manager based on currently initialized views. Should be
   // called when a view is initialized or changed.
   void ResetLayoutManager();
 
   // Message for the message box.
   Label* message_label_;
 
   // Input text field for the message box.
   Textfield* prompt_field_;
 
   // Icon displayed in the upper left corner of the message box.
   ImageView* icon_;
 
   // Checkbox for the message box.
   Checkbox* checkbox_;
 
   // Maximum width of the message label.
   int message_width_;
 
   DISALLOW_COPY_AND_ASSIGN(MessageBoxView);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_CONTROLS_MESSAGE_BOX_VIEW_H_