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.
5 // This file implements common select dialog functionality between GTK and KDE.
7 #ifndef CHROME_BROWSER_UI_LIBGTK2UI_SELECT_FILE_DIALOG_IMPL_H_
8 #define CHROME_BROWSER_UI_LIBGTK2UI_SELECT_FILE_DIALOG_IMPL_H_
12 #include "base/compiler_specific.h"
13 #include "base/nix/xdg_util.h"
14 #include "ui/aura/window.h"
15 #include "ui/shell_dialogs/select_file_dialog.h"
16 #include "ui/shell_dialogs/select_file_policy.h"
20 // Shared implementation SelectFileDialog used by SelectFileDialogImplGTK
21 class SelectFileDialogImpl : public ui::SelectFileDialog {
23 // Main factory method which returns correct type.
24 static ui::SelectFileDialog* Create(Listener* listener,
25 ui::SelectFilePolicy* policy);
27 // Factory method for creating a GTK-styled SelectFileDialogImpl
28 static SelectFileDialogImpl* NewSelectFileDialogImplGTK(
30 ui::SelectFilePolicy* policy);
31 // Factory method for creating a KDE-styled SelectFileDialogImpl
32 static SelectFileDialogImpl* NewSelectFileDialogImplKDE(
34 ui::SelectFilePolicy* policy,
35 base::nix::DesktopEnvironment desktop);
37 // Returns true if the SelectFileDialog class returned by
38 // NewSelectFileDialogImplKDE will actually work.
39 static bool CheckKDEDialogWorksOnUIThread();
41 // BaseShellDialog implementation.
42 void ListenerDestroyed() override;
45 explicit SelectFileDialogImpl(Listener* listener,
46 ui::SelectFilePolicy* policy);
47 ~SelectFileDialogImpl() override;
49 // SelectFileDialog implementation.
50 // |params| is user data we pass back via the Listener interface.
51 virtual void SelectFileImpl(
53 const base::string16& title,
54 const base::FilePath& default_path,
55 const FileTypeInfo* file_types,
57 const base::FilePath::StringType& default_extension,
58 gfx::NativeWindow owning_window,
61 // Wrapper for base::DirectoryExists() that allow access on the UI
62 // thread. Use this only in the file dialog functions, where it's ok
63 // because the file dialog has to do many stats anyway. One more won't
64 // hurt too badly and it's likely already cached.
65 bool CallDirectoryExistsOnUIThread(const base::FilePath& path);
68 FileTypeInfo file_types_;
70 // The index of the default selected file filter.
71 // Note: This starts from 1, not 0.
72 size_t file_type_index_;
74 // The type of dialog we are showing the user.
77 // These two variables track where the user last saved a file or opened a
78 // file so that we can display future dialogs with the same starting path.
79 static base::FilePath* last_saved_path_;
80 static base::FilePath* last_opened_path_;
82 DISALLOW_COPY_AND_ASSIGN(SelectFileDialogImpl);
85 } // namespace libgtk2ui
87 #endif // CHROME_BROWSER_UI_LIBGTK2UI_SELECT_FILE_DIALOG_IMPL_H_