summaryrefslogtreecommitdiffstats
path: root/chrome/browser/autocomplete/autocomplete_popup_view_gtk.h
blob: 199fb23d8bc5da7b7b3bb4f4b7cfdb6253880cc1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
// Copyright (c) 2009 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 CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_
#define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_

#include <gtk/gtk.h>

#include <string>

#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "chrome/browser/autocomplete/autocomplete.h"
#include "chrome/browser/autocomplete/autocomplete_popup_view.h"
#include "webkit/glue/window_open_disposition.h"

class AutocompleteEditModel;
class AutocompleteEditViewGtk;
class AutocompletePopupModel;
class Profile;
class SkBitmap;

class AutocompletePopupViewGtk : public AutocompletePopupView {
 public:
  AutocompletePopupViewGtk(AutocompleteEditViewGtk* edit_view,
                           AutocompleteEditModel* edit_model,
                           Profile* profile);
  ~AutocompletePopupViewGtk();

  // Implement the AutocompletePopupView interface.
  virtual bool IsOpen() const { return opened_; }
  virtual void InvalidateLine(size_t line);
  virtual void UpdatePopupAppearance();
  virtual void OnHoverEnabledOrDisabled(bool disabled);
  virtual void PaintUpdatesNow();
  virtual AutocompletePopupModel* GetModel();

 private:
  void Show(size_t num_results);
  void Hide();

  static gboolean HandleExposeThunk(GtkWidget* widget, GdkEventExpose* event,
                                    gpointer userdata) {
    return reinterpret_cast<AutocompletePopupViewGtk*>(userdata)->
        HandleExpose(widget, event);
  }

  gboolean HandleExpose(GtkWidget* widget, GdkEventExpose* event);

  scoped_ptr<AutocompletePopupModel> model_;
  AutocompleteEditViewGtk* edit_view_;

  // Our popup window, which is the only widget used, and we paint it on our
  // own.  This widget shouldn't be exposed outside of this class.
  GtkWidget* window_;
  // The graphics context created from the window, cached across exposes.
  GdkGC* gc_;
  // The pango layout object created from the window, cached across exposes.
  PangoLayout* layout_;

  // Whether our popup is currently open / shown, or closed / hidden.
  bool opened_;

  DISALLOW_COPY_AND_ASSIGN(AutocompletePopupViewGtk);
};

#endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_VIEW_GTK_H_