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1 // Copyright (c) 2013 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 // This file implements common select dialog functionality between GTK and KDE. | |
6 | |
7 #include "ui/shell_dialogs/gtk/select_file_dialog_impl.h" | |
8 | |
9 #include "base/environment.h" | |
10 #include "base/file_util.h" | |
11 #include "base/nix/xdg_util.h" | |
12 #include "base/threading/thread_restrictions.h" | |
13 | |
14 namespace { | |
15 | |
16 enum UseKdeFileDialogStatus { | |
17 UNKNOWN, | |
18 NO_KDE, | |
19 YES_KDE | |
20 }; | |
21 | |
22 UseKdeFileDialogStatus use_kde_ = UNKNOWN; | |
23 | |
24 } // namespace | |
25 | |
26 namespace ui { | |
27 | |
28 base::FilePath* SelectFileDialogImpl::last_saved_path_ = NULL; | |
29 base::FilePath* SelectFileDialogImpl::last_opened_path_ = NULL; | |
30 | |
31 // static | |
32 SelectFileDialog* CreateLinuxSelectFileDialog( | |
33 SelectFileDialog::Listener* listener, | |
34 SelectFilePolicy* policy) { | |
35 if (use_kde_ == UNKNOWN) { | |
36 // Start out assumimg we are not going to use KDE. | |
37 use_kde_ = NO_KDE; | |
38 | |
39 // Check to see if KDE is the desktop environment. | |
40 scoped_ptr<base::Environment> env(base::Environment::Create()); | |
41 base::nix::DesktopEnvironment desktop = | |
42 base::nix::GetDesktopEnvironment(env.get()); | |
43 if (desktop == base::nix::DESKTOP_ENVIRONMENT_KDE3 || | |
44 desktop == base::nix::DESKTOP_ENVIRONMENT_KDE4) { | |
45 // Check to see if the user dislikes the KDE file dialog. | |
46 if (!env->HasVar("NO_CHROME_KDE_FILE_DIALOG")) { | |
47 // Check to see if the KDE dialog works. | |
48 if (SelectFileDialogImpl::CheckKDEDialogWorksOnUIThread()) { | |
49 use_kde_ = YES_KDE; | |
50 } | |
51 } | |
52 } | |
53 } | |
54 | |
55 if (use_kde_ == NO_KDE) | |
56 return SelectFileDialogImpl::NewSelectFileDialogImplGTK(listener, policy); | |
57 | |
58 scoped_ptr<base::Environment> env(base::Environment::Create()); | |
59 base::nix::DesktopEnvironment desktop = | |
60 base::nix::GetDesktopEnvironment(env.get()); | |
61 return SelectFileDialogImpl::NewSelectFileDialogImplKDE( | |
62 listener, policy, desktop); | |
63 } | |
64 | |
65 SelectFileDialogImpl::SelectFileDialogImpl(Listener* listener, | |
66 ui::SelectFilePolicy* policy) | |
67 : SelectFileDialog(listener, policy), | |
68 file_type_index_(0), | |
69 type_(SELECT_NONE) { | |
70 if (!last_saved_path_) { | |
71 last_saved_path_ = new base::FilePath(); | |
72 last_opened_path_ = new base::FilePath(); | |
73 } | |
74 } | |
75 | |
76 SelectFileDialogImpl::~SelectFileDialogImpl() { } | |
77 | |
78 void SelectFileDialogImpl::ListenerDestroyed() { | |
79 listener_ = NULL; | |
80 } | |
81 | |
82 bool SelectFileDialogImpl::IsRunning(gfx::NativeWindow parent_window) const { | |
83 return parents_.find(parent_window) != parents_.end(); | |
84 } | |
85 | |
86 bool SelectFileDialogImpl::CallDirectoryExistsOnUIThread( | |
87 const base::FilePath& path) { | |
88 base::ThreadRestrictions::ScopedAllowIO allow_io; | |
89 return base::DirectoryExists(path); | |
90 } | |
91 | |
92 } // namespace ui | |
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