chrome/browser/ui/gtk/web_dialog_gtk.h

   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_WEB_DIALOG_GTK_H_
   6 #define CHROME_BROWSER_UI_GTK_WEB_DIALOG_GTK_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/compiler_specific.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "ui/base/gtk/gtk_signal.h"
  14 #include "ui/gfx/native_widget_types.h"
  15 #include "ui/gfx/size.h"
  16 #include "ui/web_dialogs/web_dialog_delegate.h"
  17 #include "ui/web_dialogs/web_dialog_web_contents_delegate.h"
  18
  19 typedef struct _GtkWidget GtkWidget;
  20
  21 namespace content {
  22 class BrowserContext;
  23 class WebContents;
  24 }
  25
  26 class WebDialogGtk : public ui::WebDialogWebContentsDelegate,
  27                      public ui::WebDialogDelegate {
  28  public:
  29   WebDialogGtk(content::BrowserContext* context,
  30                ui::WebDialogDelegate* delegate,
  31                gfx::NativeWindow parent_window);
  32   virtual ~WebDialogGtk();
  33
  34   // Initializes the contents of the dialog (the DOMView and the callbacks).
  35   gfx::NativeWindow InitDialog();
  36
  37   // Overridden from ui::WebDialogDelegate:
  38   virtual ui::ModalType GetDialogModalType() const OVERRIDE;
  39   virtual base::string16 GetDialogTitle() const OVERRIDE;
  40   virtual GURL GetDialogContentURL() const OVERRIDE;
  41   virtual void GetWebUIMessageHandlers(
  42       std::vector<content::WebUIMessageHandler*>* handlers) const OVERRIDE;
  43   virtual void GetDialogSize(gfx::Size* size) const OVERRIDE;
  44   virtual void GetMinimumDialogSize(gfx::Size* size) const OVERRIDE;
  45   virtual std::string GetDialogArgs() const OVERRIDE;
  46   virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE;
  47   virtual void OnCloseContents(content::WebContents* source,
  48                                bool* out_close_dialog) OVERRIDE;
  49   virtual bool ShouldShowDialogTitle() const OVERRIDE;
  50
  51   // Overridden from content::WebContentsDelegate:
  52   virtual void HandleKeyboardEvent(
  53       content::WebContents* source,
  54       const content::NativeWebKeyboardEvent& event) OVERRIDE;
  55   virtual void CloseContents(content::WebContents* source) OVERRIDE;
  56   virtual content::WebContents* OpenURLFromTab(
  57       content::WebContents* source,
  58       const content::OpenURLParams& params) OVERRIDE;
  59   virtual void AddNewContents(content::WebContents* source,
  60                               content::WebContents* new_contents,
  61                               WindowOpenDisposition disposition,
  62                               const gfx::Rect& initial_pos,
  63                               bool user_gesture,
  64                               bool* was_blocked) OVERRIDE;
  65   virtual void LoadingStateChanged(content::WebContents* source) OVERRIDE;
  66
  67  private:
  68   CHROMEGTK_CALLBACK_1(WebDialogGtk, void, OnResponse, int);
  69
  70   // This view is a delegate to the HTML content since it needs to get notified
  71   // about when the dialog is closing. For all other actions (besides dialog
  72   // closing) we delegate to the creator of this view, which we keep track of
  73   // using this variable.
  74   ui::WebDialogDelegate* delegate_;
  75
  76   gfx::NativeWindow parent_window_;
  77
  78   GtkWidget* dialog_;
  79
  80   scoped_ptr<content::WebContents> web_contents_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(WebDialogGtk);
  83 };
  84
  85 #endif  // CHROME_BROWSER_UI_GTK_WEB_DIALOG_GTK_H_