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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 #ifndef CHROME_BROWSER_UI_GTK_CONFIRM_BUBBLE_GTK_H_
      6 #define CHROME_BROWSER_UI_GTK_CONFIRM_BUBBLE_GTK_H_
      7 
      8 #include "base/compiler_specific.h"
      9 #include "base/gtest_prod_util.h"
     10 #include "base/memory/scoped_ptr.h"
     11 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
     12 #include "ui/base/gtk/gtk_signal.h"
     13 #include "ui/gfx/native_widget_types.h"
     14 
     15 typedef struct _GtkWidget GtkWidget;
     16 
     17 class ConfirmBubbleModel;
     18 class CustomDrawButton;
     19 
     20 // A class that implements a bubble that consists of the following items:
     21 // * one icon ("icon")
     22 // * one title text ("title")
     23 // * one close button ("x")
     24 // * one message text ("message")
     25 // * one optional link ("link")
     26 // * two optional buttons ("ok" and "cancel")
     27 //
     28 // This bubble is convenient when we wish to ask transient, non-blocking
     29 // questions. Unlike a dialog, a bubble menu disappears when we click outside of
     30 // its window to avoid blocking user operations. A bubble is laid out as
     31 // follows:
     32 //
     33 //   +------------------------+
     34 //   | icon title           x |
     35 //   | message                |
     36 //   | link                   |
     37 //   |          [Cancel] [OK] |
     38 //   +------------------------+
     39 //
     40 class ConfirmBubbleGtk : public BubbleDelegateGtk {
     41  public:
     42   ConfirmBubbleGtk(gfx::NativeView parent,
     43                    const gfx::Point& anchor_point,
     44                    ConfirmBubbleModel* model);
     45   virtual ~ConfirmBubbleGtk();
     46 
     47   // BubbleDelegateGtk implementation.
     48   virtual void BubbleClosing(BubbleGtk* bubble, bool closed_by_escape) OVERRIDE;
     49 
     50   // Create a bubble and show it.
     51   void Show();
     52 
     53  private:
     54   FRIEND_TEST_ALL_PREFIXES(ConfirmBubbleGtkTest, ClickCancel);
     55   FRIEND_TEST_ALL_PREFIXES(ConfirmBubbleGtkTest, ClickOk);
     56   FRIEND_TEST_ALL_PREFIXES(ConfirmBubbleGtkTest, ClickLink);
     57 
     58   // GTK event handlers.
     59   CHROMEGTK_CALLBACK_0(ConfirmBubbleGtk, void, OnDestroy);
     60   CHROMEGTK_CALLBACK_0(ConfirmBubbleGtk, void, OnCloseButton);
     61   CHROMEGTK_CALLBACK_0(ConfirmBubbleGtk, void, OnOkButton);
     62   CHROMEGTK_CALLBACK_0(ConfirmBubbleGtk, void, OnCancelButton);
     63   CHROMEGTK_CALLBACK_0(ConfirmBubbleGtk, void, OnLinkButton);
     64 
     65   // The bubble.
     66   BubbleGtk* bubble_;
     67 
     68   // The anchor window and the screen point where this bubble is anchored. This
     69   // class shows a bubble under this point.
     70   gfx::NativeView anchor_;
     71   gfx::Point anchor_point_;
     72 
     73   // The model to customize this bubble view.
     74   scoped_ptr<ConfirmBubbleModel> model_;
     75 
     76   // The x that closes this bubble.
     77   scoped_ptr<CustomDrawButton> close_button_;
     78 
     79   DISALLOW_COPY_AND_ASSIGN(ConfirmBubbleGtk);
     80 };
     81 
     82 #endif  // CHROME_BROWSER_UI_GTK_CONFIRM_BUBBLE_GTK_H_
     83