ABANDONED: chromeos: Download contacts (work in progress).

chrome/browser/autocomplete/contact_provider_chromeos.h

+// Copyright (c) 2012 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_CONTACT_PROVIDER_CHROMEOS_H_
+#define CHROME_BROWSER_AUTOCOMPLETE_CONTACT_PROVIDER_CHROMEOS_H_
+
+#include <utility>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/memory/weak_ptr.h"
+#include "base/string16.h"
+#include "chrome/browser/autocomplete/autocomplete_match.h"
+#include "chrome/browser/autocomplete/autocomplete_provider.h"
+#include "chrome/browser/chromeos/contacts/contact_manager_observer.h"
+
+class AutocompleteInput;
+
+namespace contacts {
+class ContactManagerInterface;
+}
+
+// AutocompleteProvider implementation that searches through the contacts
+// provided by contacts::ContactManager.
+class ContactProvider : public AutocompleteProvider,
+                        public contacts::ContactManagerObserver {
+ public:
+  typedef std::pair<size_t, size_t> MatchSpan;
+  typedef std::vector<MatchSpan> MatchSpans;
+
+  // Key within AutocompleteMatch::additional_info where the corresponding
+  // contact's ID is stored.
+  static const char kMatchContactIdKey[];
+
+  class TestAPI {
+   public:
+    explicit TestAPI(ContactProvider* provider);
+    ~TestAPI();
+
+    // Runs the FillACMatchClassifications() function.
+    static AutocompleteMatch::ACMatchClassifications
+    RunFillACMatchClassifications(
+        const MatchSpans& match_spans,
+        size_t text_length);
+
+   private:
+    ContactProvider* provider_;
+
+    DISALLOW_COPY_AND_ASSIGN(TestAPI);
+  };
+
+  ContactProvider(
+      AutocompleteProviderListener* listener,
+      Profile* profile,
+      base::WeakPtr<contacts::ContactManagerInterface> contact_manager);
+
+  // AutocompleteProvider overrides:
+  virtual void Start(const AutocompleteInput& input,
+                     bool minimal_changes) OVERRIDE;
+
+  // contacts::ContactManagerObserver overrides:
+  virtual void OnContactsUpdated(Profile* profile) OVERRIDE;
+
+ private:
+  struct ContactData;
+  typedef std::vector<ContactData> ContactDataVector;
+
+  virtual ~ContactProvider();
+
+  // Updates |contacts_| to match the contacts currently reported by
+  // ContactManager.
+  void RefreshContacts();
+
+  // Returns an AutocompleteMatch object corresponding to the passed-in data.
+  // |match_spans| contains sorted (but possibly overlapping) [index, length]
+  // pairs describing the spans within |contact.full_name| that were matched by
+  // |input|.
+  AutocompleteMatch CreateAutocompleteMatch(
+      const AutocompleteInput& input,
+      const ContactData& contact,
+      const MatchSpans& match_spans);
+
+  base::WeakPtr<contacts::ContactManagerInterface> contact_manager_;
+
+  // Contacts through which we search.
+  ContactDataVector contacts_;
+
+  DISALLOW_COPY_AND_ASSIGN(ContactProvider);
+};
+
+#endif  // CHROME_BROWSER_AUTOCOMPLETE_CONTACT_PROVIDER_CHROMEOS_H_