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      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 // EditSearchEngineDialog provides text fields for editing a keyword: the title,
      6 // url and actual keyword. It is used by the KeywordEditorView of the Options
      7 // dialog, and also on its own to confirm the addition of a keyword added by
      8 // the ExternalJSObject via the RenderView.
      9 
     10 #ifndef CHROME_BROWSER_UI_VIEWS_EDIT_SEARCH_ENGINE_DIALOG_H_
     11 #define CHROME_BROWSER_UI_VIEWS_EDIT_SEARCH_ENGINE_DIALOG_H_
     12 
     13 #include "ui/views/controls/textfield/textfield_controller.h"
     14 #include "ui/views/window/dialog_delegate.h"
     15 
     16 namespace views {
     17 class Label;
     18 class ImageView;
     19 }
     20 
     21 class EditSearchEngineController;
     22 class EditSearchEngineControllerDelegate;
     23 class Profile;
     24 class TemplateURL;
     25 
     26 class EditSearchEngineDialog : public views::TextfieldController,
     27                                public views::DialogDelegateView {
     28  public:
     29   // The |template_url| and/or |delegate| may be NULL.
     30   EditSearchEngineDialog(TemplateURL* template_url,
     31                          EditSearchEngineControllerDelegate* delegate,
     32                          Profile* profile);
     33   virtual ~EditSearchEngineDialog();
     34 
     35   // Shows the dialog to the user.
     36   static void Show(gfx::NativeWindow parent,
     37                    TemplateURL* template_url,
     38                    EditSearchEngineControllerDelegate* delegate,
     39                    Profile* profile);
     40 
     41   // views::DialogDelegate:
     42   virtual ui::ModalType GetModalType() const OVERRIDE;
     43   virtual string16 GetWindowTitle() const OVERRIDE;
     44   virtual bool IsDialogButtonEnabled(ui::DialogButton button) const OVERRIDE;
     45   virtual bool Cancel() OVERRIDE;
     46   virtual bool Accept() OVERRIDE;
     47 
     48   // views::TextfieldController:
     49   // Updates whether the user can accept the dialog as well as updating image
     50   // views showing whether value is valid.
     51   virtual void ContentsChanged(views::Textfield* sender,
     52                                const string16& new_contents) OVERRIDE;
     53   virtual bool HandleKeyEvent(views::Textfield* sender,
     54                               const ui::KeyEvent& key_event) OVERRIDE;
     55  private:
     56   void Init();
     57 
     58   // Create a Label containing the text with the specified message id.
     59   views::Label* CreateLabel(int message_id);
     60 
     61   // Creates a text field with the specified text. If |lowercase| is true, the
     62   // Textfield is configured to map all input to lower case.
     63   views::Textfield* CreateTextfield(const string16& text, bool lowercase);
     64 
     65   // Invokes UpdateImageView for each of the images views.
     66   void UpdateImageViews();
     67 
     68   // Updates the tooltip and image of the image view based on is_valid. If
     69   // is_valid is false the tooltip of the image view is set to the message with
     70   // id invalid_message_id, otherwise the tooltip is set to the empty text.
     71   void UpdateImageView(views::ImageView* image_view,
     72                        bool is_valid,
     73                        int invalid_message_id);
     74 
     75   // View containing the buttons, text fields ...
     76   views::View* view_;
     77 
     78   // Text fields.
     79   views::Textfield* title_tf_;
     80   views::Textfield* keyword_tf_;
     81   views::Textfield* url_tf_;
     82 
     83   // Shows error images.
     84   views::ImageView* title_iv_;
     85   views::ImageView* keyword_iv_;
     86   views::ImageView* url_iv_;
     87 
     88   scoped_ptr<EditSearchEngineController> controller_;
     89 
     90   DISALLOW_COPY_AND_ASSIGN(EditSearchEngineDialog);
     91 };
     92 
     93 #endif  // CHROME_BROWSER_UI_VIEWS_EDIT_SEARCH_ENGINE_DIALOG_H_
     94