textedit.h Example File | Qt Widgets 5.12.5

Qt 5.12 | Qt Widgets | Text Edit | textedit.h Example File

Qt 5.12.5 Reference Documentation

# textedit.h Example File

richtext/textedit/textedit.h

      /****************************************************************************
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      ** Contact: https://www.qt.io/licensing/
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      ** This file is part of the demonstration applications of the Qt Toolkit.
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      ** Alternatively, you may use this file under the terms of the BSD license
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      #ifndef TEXTEDIT_H
      #define TEXTEDIT_H

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

      class QAction;
      class QComboBox;
      class QFontComboBox;
      class QTextEdit;
      class QTextCharFormat;
      class QMenu;
      class QPrinter;

      class TextEdit : public QMainWindow
      {
          Q_OBJECT

      public:
          TextEdit(QWidget *parent = 0);

          bool load(const QString &f);

      public slots:
          void fileNew();

      protected:
          void closeEvent(QCloseEvent *e) override;

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

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

          QAction *actionSave;
          QAction *actionTextBold;
          QAction *actionTextUnderline;
          QAction *actionTextItalic;
          QAction *actionTextColor;
          QAction *actionAlignLeft;
          QAction *actionAlignCenter;
          QAction *actionAlignRight;
          QAction *actionAlignJustify;
          QAction *actionUndo;
          QAction *actionRedo;
      #ifndef QT_NO_CLIPBOARD
          QAction *actionCut;
          QAction *actionCopy;
          QAction *actionPaste;
      #endif

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

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

      #endif // TEXTEDIT_H