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# textedit.h Example File
demos/textedit/textedit.h

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     #ifndef TEXTEDIT_H
     #define TEXTEDIT_H

     #include <QMainWindow>
     #include <QMap>
     #include <QPointer>

     QT_FORWARD_DECLARE_CLASS(QAction)
     QT_FORWARD_DECLARE_CLASS(QComboBox)
     QT_FORWARD_DECLARE_CLASS(QFontComboBox)
     QT_FORWARD_DECLARE_CLASS(QTextEdit)
     QT_FORWARD_DECLARE_CLASS(QTextCharFormat)
     QT_FORWARD_DECLARE_CLASS(QMenu)

     class TextEdit : public QMainWindow
     {
         Q_OBJECT

     public:
         TextEdit(QWidget *parent = 0);

     protected:
         virtual void closeEvent(QCloseEvent *e);

     private:
         void setupFileActions();
         void setupEditActions();
         void setupTextActions();
         bool load(const QString &f);
         bool maybeSave();
         void setCurrentFileName(const QString &fileName);

     private slots:
         void fileNew();
         void fileOpen();
         bool fileSave();
         bool fileSaveAs();
         void filePrint();
         void filePrintPreview();
         void filePrintPdf();

         void textBold();
         void textUnderline();
         void textItalic();
         void textFamily(const QString &f);
         void textSize(const QString &p);
         void textStyle(int styleIndex);
         void textColor();
         void textAlign(QAction *a);

         void currentCharFormatChanged(const QTextCharFormat &format);
         void cursorPositionChanged();

         void clipboardDataChanged();
         void about();
         void printPreview(QPrinter *);

     private:
         void mergeFormatOnWordOrSelection(const QTextCharFormat &format);
         void fontChanged(const QFont &f);
         void colorChanged(const QColor &c);
         void alignmentChanged(Qt::Alignment a);

         QAction *actionSave,
             *actionTextBold,
             *actionTextUnderline,
             *actionTextItalic,
             *actionTextColor,
             *actionAlignLeft,
             *actionAlignCenter,
             *actionAlignRight,
             *actionAlignJustify,
             *actionUndo,
             *actionRedo,
             *actionCut,
             *actionCopy,
             *actionPaste;

         QComboBox *comboStyle;
         QFontComboBox *comboFont;
         QComboBox *comboSize;

         QToolBar *tb;
         QString fileName;
         QTextEdit *textEdit;
     };

     #endif