HBslPatternsPanel.h

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#ifndef HBSLPATTERNSPANEL_H_
#define HBSLPATTERNSPANEL_H_

#include <QtGui/QGroupBox>
#include <QtGui/QLabel>
#include <QtGui/QPlainTextEdit>
#include <QtGui/QVBoxLayout>
#include <QtCore/QDebug>

#include "HighlightBlock.h"

class HBslPatternsPanel : public QGroupBox
{
    Q_OBJECT
private:
    SingleLineHighlightBlock * block; 
    QLabel * patternLabel; 
    QPlainTextEdit * patternEdit; 
    QVBoxLayout * layout; 
public:
    HBslPatternsPanel(QWidget * parent,HighlightBlock * _block): QGroupBox(parent)
    {
        block=static_cast<SingleLineHighlightBlock*>(_block);
        this->setTitle("Regular expression pattern settings");

        layout=new QVBoxLayout(this);
        patternLabel=new QLabel("Edit matching pattern",this);
        patternEdit=new QPlainTextEdit(block->getPattern(),this);
        layout->addWidget(patternLabel);
        layout->addWidget(patternEdit);
        connect(patternEdit,SIGNAL(textChanged()),this,SLOT(patternEditChanged()));
        patternEditChanged();
    };
private slots:
    void patternEditChanged()
    {
        QString pattern=patternEdit->document()->toPlainText();
        block->setPattern(pattern);
        QPalette palette=patternEdit->palette();
        if (QRegExp(pattern).isValid())
            palette.setColor(QPalette::Base,QColor(150,255,150));
        else
            palette.setColor(QPalette::Base,QColor(255,150,150));
        patternEdit->setPalette(palette);
    }
};

#endif /* HBSLPATTERNSPANEL_H_ */

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