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// Copyright (c) 2010 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_CUSTOM_HOME_PAGES_TABLE_MODEL_H_
#define CHROME_BROWSER_CUSTOM_HOME_PAGES_TABLE_MODEL_H_
#pragma once
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "chrome/browser/history/history.h"
#include "chrome/browser/favicon_service.h"
#include "ui/base/models/table_model.h"
class GURL;
class Profile;
class SkBitmap;
namespace ui {
class TableModelObserver;
}
// CustomHomePagesTableModel is the model for the TableView showing the list
// of pages the user wants opened on startup.
class CustomHomePagesTableModel : public ui::TableModel {
public:
explicit CustomHomePagesTableModel(Profile* profile);
virtual ~CustomHomePagesTableModel();
// Sets the set of urls that this model contains.
void SetURLs(const std::vector<GURL>& urls);
// Adds an entry at the specified index.
void Add(int index, const GURL& url);
// Removes the entry at the specified index.
void Remove(int index);
// Clears any entries and fills the list with pages currently opened in the
// browser.
void SetToCurrentlyOpenPages();
// Returns the set of urls this model contains.
std::vector<GURL> GetURLs();
// TableModel overrides:
virtual int RowCount() OVERRIDE;
virtual string16 GetText(int row, int column_id) OVERRIDE;
virtual SkBitmap GetIcon(int row) OVERRIDE;
virtual string16 GetTooltip(int row) OVERRIDE;
virtual void SetObserver(ui::TableModelObserver* observer) OVERRIDE;
private:
// Each item in the model is represented as an Entry. Entry stores the URL,
// title, and favicon of the page.
struct Entry;
// Loads the title and favicon for the specified entry.
void LoadTitleAndFavicon(Entry* entry);
// Callback from history service. Updates the title of the Entry whose
// |title_handle| matches |handle| and notifies the observer of the change.
void OnGotTitle(HistoryService::Handle handle,
bool found_url,
const history::URLRow* row,
history::VisitVector* visits);
// Callback from history service. Updates the icon of the Entry whose
// |favicon_handle| matches |handle| and notifies the observer of the change.
void OnGotFavicon(FaviconService::Handle handle,
history::FaviconData favicon);
// Returns the entry whose |member| matches |handle| and sets |entry_index| to
// the index of the entry.
Entry* GetEntryByLoadHandle(CancelableRequestProvider::Handle Entry::* member,
CancelableRequestProvider::Handle handle,
int* entry_index);
// Returns the URL for a particular row, formatted for display to the user.
string16 FormattedURL(int row) const;
// Set of entries we're showing.
std::vector<Entry> entries_;
// Default icon to show when one can't be found for the URL.
SkBitmap* default_favicon_;
// Profile used to load titles and icons.
Profile* profile_;
ui::TableModelObserver* observer_;
// Used in loading titles and favicons.
CancelableRequestConsumer query_consumer_;
DISALLOW_COPY_AND_ASSIGN(CustomHomePagesTableModel);
};
#endif // CHROME_BROWSER_CUSTOM_HOME_PAGES_TABLE_MODEL_H_
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