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 #ifndef CHROME_BROWSER_IMPORTER_EXTERNAL_PROCESS_IMPORTER_HOST_H_
6 #define CHROME_BROWSER_IMPORTER_EXTERNAL_PROCESS_IMPORTER_HOST_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "base/memory/ref_counted.h"
11 #include "base/memory/scoped_ptr.h"
12 #include "base/memory/weak_ptr.h"
13 #include "chrome/browser/bookmarks/base_bookmark_model_observer.h"
14 #include "chrome/browser/importer/importer_progress_observer.h"
15 #include "chrome/browser/importer/profile_writer.h"
16 #include "chrome/browser/search_engines/template_url_service.h"
17 #include "chrome/common/importer/importer_data_types.h"
18 #include "ui/gfx/native_widget_types.h"
20 class ExternalProcessImporterClient;
21 class FirefoxProfileLock;
29 // This class manages the import process. It creates the in-process half of the
30 // importer bridge and the external process importer client.
31 class ExternalProcessImporterHost : public BaseBookmarkModelObserver {
33 ExternalProcessImporterHost();
37 // Starts the process of importing the settings and data depending on what the
39 // |source_profile| - importer profile to import.
40 // |target_profile| - profile to import into.
41 // |items| - specifies which data to import (bitmask of importer::ImportItem).
42 // |writer| - called to actually write data back to the profile.
43 virtual void StartImportSettings(
44 const importer::SourceProfile& source_profile,
45 Profile* target_profile,
47 ProfileWriter* writer);
49 // When in headless mode, the importer will not show any warning dialog if
50 // a user action is required (e.g., Firefox profile is locked and user should
51 // close Firefox to continue) and the outcome is as if the user had canceled
52 // the import operation.
53 void set_headless() { headless_ = true; }
54 bool is_headless() const { return headless_; }
56 void set_parent_window(gfx::NativeWindow parent_window) {
57 parent_window_ = parent_window;
60 void set_observer(importer::ImporterProgressObserver* observer) {
64 // A series of functions invoked at the start, during and end of the import
65 // process. The middle functions are notifications that the a harvesting of a
66 // particular source of data (specified by |item|) is under way.
67 void NotifyImportStarted();
68 void NotifyImportItemStarted(importer::ImportItem item);
69 void NotifyImportItemEnded(importer::ImportItem item);
70 void NotifyImportEnded();
73 // ExternalProcessImporterHost deletes itself in OnImportEnded().
74 virtual ~ExternalProcessImporterHost();
76 // Launches the utility process that starts the import task, unless bookmark
77 // or template model are not yet loaded. If load is not detected, this method
78 // will be called when the loading observer sees that model loading is
80 virtual void LaunchImportIfReady();
82 // BaseBookmarkModelObserver:
83 virtual void Loaded(BookmarkModel* model, bool ids_reassigned) OVERRIDE;
84 virtual void BookmarkModelBeingDeleted(BookmarkModel* model) OVERRIDE;
85 virtual void BookmarkModelChanged() OVERRIDE;
87 // Called when TemplateURLService has been loaded.
88 void OnTemplateURLServiceLoaded();
90 // ShowWarningDialog() asks user to close the application that is owning the
91 // lock. They can retry or skip the importing process.
92 // This method should not be called if the importer is in headless mode.
93 void ShowWarningDialog();
95 // This is called when when user ends the lock dialog by clicking on either
96 // the "Skip" or "Continue" buttons. |is_continue| is true when user clicked
97 // the "Continue" button.
98 void OnImportLockDialogEnd(bool is_continue);
100 // Make sure that Firefox isn't running, if import browser is Firefox. Show
101 // to the user a dialog that notifies that is necessary to close Firefox
102 // prior to continue.
103 // |source_profile| - importer profile to import.
104 // Returns false iff import should be aborted.
105 bool CheckForFirefoxLock(const importer::SourceProfile& source_profile);
107 // Make sure BookmarkModel and TemplateURLService are loaded before import
108 // process starts, if bookmarks and/or search engines are among the items
109 // which are to be imported.
110 void CheckForLoadedModels(uint16 items);
112 // True if UI is not to be shown.
115 // Parent window that we pass to the import lock dialog (i.e, the Firefox
117 gfx::NativeWindow parent_window_;
119 // The observer that we need to notify about changes in the import process.
120 importer::ImporterProgressObserver* observer_;
122 // Firefox profile lock.
123 scoped_ptr<FirefoxProfileLock> firefox_lock_;
125 // Profile we're importing from.
128 // True if we're waiting for the model to finish loading.
129 bool waiting_for_bookmarkbar_model_;
131 // May contain a Subscription waiting for the TemplateURLService to finish
133 scoped_ptr<TemplateURLService::Subscription> template_service_subscription_;
135 // Have we installed a listener on the bookmark model?
136 bool installed_bookmark_observer_;
138 // True if source profile is readable.
139 bool is_source_readable_;
141 // Writes data from the importer back to the profile.
142 scoped_refptr<ProfileWriter> writer_;
144 // Used to pass notifications from the browser side to the external process.
145 ExternalProcessImporterClient* client_;
147 // Information about a profile needed for importing.
148 importer::SourceProfile source_profile_;
150 // Bitmask of items to be imported (see importer::ImportItem enum).
153 // True if the import process has been cancelled.
156 // True if the import process has been launched. This prevents race
157 // conditions on import cancel.
158 bool import_process_launched_;
160 // Vends weak pointers for the importer to call us back.
161 base::WeakPtrFactory<ExternalProcessImporterHost> weak_ptr_factory_;
163 DISALLOW_COPY_AND_ASSIGN(ExternalProcessImporterHost);
166 #endif // CHROME_BROWSER_IMPORTER_EXTERNAL_PROCESS_IMPORTER_HOST_H_