mainwindow.h

QT 开发环境里面一个很重要的文件

/****************************************************************************
**
** Copyright (C) 2006-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
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** sales department at [e-mail].
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include "ui_mainwindowbase.h"

class QTextEdit;
class QTreeWidget;
class QTreeWidgetItem;

typedef QList<QTreeWidgetItem *> StyleItems;

class MainWindow : public QMainWindow, private Ui::MainWindowBase
{
    Q_OBJECT

public:
    MainWindow(QWidget *parent = 0);

public slots:
    void on_clearAction_triggered();
    void on_markAction_triggered();
    void on_printAction_triggered();
    void on_printPreviewAction_triggered();
    void on_unmarkAction_triggered();
    void printPage(int index, QPainter &painter, QPrinter &printer);
    void showFont(QTreeWidgetItem *item);
    void updateStyles(QTreeWidgetItem *item, int column);

private:
    QMap<QString, StyleItems> currentPageMap();
    bool setupPrinter(QPrinter &printer);
    void markUnmarkFonts(Qt::CheckState state);
    void setupFontTree();

    QList<int> sampleSizes;
    QMap<QString, StyleItems> pageMap;
    int markedCount;
};

#endif