1 // Copyright (c) 2011 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 #include "chrome/browser/ui/shell_dialogs.h"
6
7 #include "base/logging.h"
8 #include "chrome/browser/browser_process.h"
9 #include "chrome/browser/prefs/pref_service.h"
10 #include "chrome/browser/tab_contents/simple_alert_infobar_delegate.h"
11 #include "chrome/common/pref_names.h"
12 #include "content/browser/tab_contents/tab_contents.h"
13 #include "grit/generated_resources.h"
14 #include "ui/base/l10n/l10n_util.h"
15
FileTypeInfo()16 SelectFileDialog::FileTypeInfo::FileTypeInfo() : include_all_files(false) {}
17
~FileTypeInfo()18 SelectFileDialog::FileTypeInfo::~FileTypeInfo() {}
19
SelectFileDialog(Listener * listener)20 SelectFileDialog::SelectFileDialog(Listener* listener)
21 : listener_(listener) {
22 DCHECK(listener_);
23 }
24
~SelectFileDialog()25 SelectFileDialog::~SelectFileDialog() {}
26
CanOpenSelectFileDialog()27 bool SelectFileDialog::CanOpenSelectFileDialog() {
28 DCHECK(g_browser_process);
29
30 // local_state() can return NULL for tests.
31 if (!g_browser_process->local_state())
32 return false;
33
34 return !g_browser_process->local_state()->FindPreference(
35 prefs::kAllowFileSelectionDialogs) ||
36 g_browser_process->local_state()->GetBoolean(
37 prefs::kAllowFileSelectionDialogs);
38 }
39
SelectFile(Type type,const string16 & title,const FilePath & default_path,const FileTypeInfo * file_types,int file_type_index,const FilePath::StringType & default_extension,TabContents * source_contents,gfx::NativeWindow owning_window,void * params)40 void SelectFileDialog::SelectFile(Type type,
41 const string16& title,
42 const FilePath& default_path,
43 const FileTypeInfo* file_types,
44 int file_type_index,
45 const FilePath::StringType& default_extension,
46 TabContents* source_contents,
47 gfx::NativeWindow owning_window,
48 void* params) {
49 DCHECK(listener_);
50
51 if (!CanOpenSelectFileDialog()) {
52 // Show the InfoBar saying that file-selection dialogs are disabled.
53 if (source_contents) {
54 source_contents->AddInfoBar(new SimpleAlertInfoBarDelegate(
55 source_contents,
56 NULL,
57 l10n_util::GetStringUTF16(IDS_FILE_SELECTION_DIALOG_INFOBAR),
58 true));
59 } else {
60 LOG(WARNING) << "File-selection dialogs are disabled but no TabContents "
61 << "is given to display the InfoBar.";
62 }
63
64 // Inform the listener that no file was selected.
65 // Post a task rather than calling FileSelectionCanceled directly to ensure
66 // that the listener is called asynchronously.
67 MessageLoop::current()->PostTask(FROM_HERE,
68 NewRunnableMethod(
69 this,
70 &SelectFileDialog::CancelFileSelection,
71 params));
72 return;
73 }
74 // Call the platform specific implementation of the file selection dialog.
75 SelectFileImpl(type, title, default_path, file_types, file_type_index,
76 default_extension, owning_window, params);
77 }
78
CancelFileSelection(void * params)79 void SelectFileDialog::CancelFileSelection(void* params) {
80 if (listener_)
81 listener_->FileSelectionCanceled(params);
82 }
83