demos/textedit/textedit.h

   1 /****************************************************************************
   2 **
   3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
   4 ** All rights reserved.
   5 ** Contact: Nokia Corporation (qt-info@nokia.com)
   6 **
   7 ** This file is part of the demonstration applications of the Qt Toolkit.
   8 **
   9 ** $QT_BEGIN_LICENSE:LGPL$
  10 ** No Commercial Usage
  11 ** This file contains pre-release code and may not be distributed.
  12 ** You may use this file in accordance with the terms and conditions
  13 ** contained in the Technology Preview License Agreement accompanying
  14 ** this package.
  15 **
  16 ** GNU Lesser General Public License Usage
  17 ** Alternatively, this file may be used under the terms of the GNU Lesser
  18 ** General Public License version 2.1 as published by the Free Software
  19 ** Foundation and appearing in the file LICENSE.LGPL included in the
  20 ** packaging of this file.  Please review the following information to
  21 ** ensure the GNU Lesser General Public License version 2.1 requirements
  22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  23 **
  24 ** In addition, as a special exception, Nokia gives you certain additional
  25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
  26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  27 **
  28 ** If you have questions regarding the use of this file, please contact
  29 ** Nokia at qt-info@nokia.com.
  30 **
  31 **
  32 **
  33 **
  34 **
  35 **
  36 **
  37 **
  38 ** $QT_END_LICENSE$
  39 **
  40 ****************************************************************************/
  41
  42 #ifndef TEXTEDIT_H
  43 #define TEXTEDIT_H
  44
  45 #include <QMainWindow>
  46 #include <QMap>
  47 #include <QPointer>
  48
  49 QT_FORWARD_DECLARE_CLASS(QAction)
  50 QT_FORWARD_DECLARE_CLASS(QComboBox)
  51 QT_FORWARD_DECLARE_CLASS(QFontComboBox)
  52 QT_FORWARD_DECLARE_CLASS(QTextEdit)
  53 QT_FORWARD_DECLARE_CLASS(QTextCharFormat)
  54 QT_FORWARD_DECLARE_CLASS(QMenu)
  55
  56 class TextEdit : public QMainWindow
  57 {
  58     Q_OBJECT
  59
  60 public:
  61     TextEdit(QWidget *parent = 0);
  62
  63 protected:
  64     virtual void closeEvent(QCloseEvent *e);
  65
  66 private:
  67     void setupFileActions();
  68     void setupEditActions();
  69     void setupTextActions();
  70     bool load(const QString &f);
  71     bool maybeSave();
  72     void setCurrentFileName(const QString &fileName);
  73
  74 private slots:
  75     void fileNew();
  76     void fileOpen();
  77     bool fileSave();
  78     bool fileSaveAs();
  79     void filePrint();
  80     void filePrintPreview();
  81     void filePrintPdf();
  82
  83     void textBold();
  84     void textUnderline();
  85     void textItalic();
  86     void textFamily(const QString &f);
  87     void textSize(const QString &p);
  88     void textStyle(int styleIndex);
  89     void textColor();
  90     void textAlign(QAction *a);
  91
  92     void currentCharFormatChanged(const QTextCharFormat &format);
  93     void cursorPositionChanged();
  94
  95     void clipboardDataChanged();
  96     void about();
  97     void printPreview(QPrinter *);
  98
  99 private:
 100     void mergeFormatOnWordOrSelection(const QTextCharFormat &format);
 101     void fontChanged(const QFont &f);
 102     void colorChanged(const QColor &c);
 103     void alignmentChanged(Qt::Alignment a);
 104
 105     QAction *actionSave,
 106         *actionTextBold,
 107         *actionTextUnderline,
 108         *actionTextItalic,
 109         *actionTextColor,
 110         *actionAlignLeft,
 111         *actionAlignCenter,
 112         *actionAlignRight,
 113         *actionAlignJustify,
 114         *actionUndo,
 115         *actionRedo,
 116         *actionCut,
 117         *actionCopy,
 118         *actionPaste;
 119
 120     QComboBox *comboStyle;
 121     QFontComboBox *comboFont;
 122     QComboBox *comboSize;
 123
 124     QToolBar *tb;
 125     QString fileName;
 126     QTextEdit *textEdit;
 127 };
 128
 129 #endif