Files
create/src/Gui/ExpressionCompleter.h

141 lines
4.5 KiB
C++

/***************************************************************************
* Copyright (c) 2015 Eivind Kvedalen <eivind@kvedalen.name> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef EXPRESSIONCOMPLETER_H
#define EXPRESSIONCOMPLETER_H
#include <QObject>
#include <QCompleter>
#include <QLineEdit>
#include <QPlainTextEdit>
#include <set>
#include <memory>
#include <App/DocumentObserver.h>
class QStandardItem;
namespace App {
class Document;
class DocumentObject;
class Property;
class ObjectIdentifier;
}
namespace Gui {
/**
* @brief The ExpressionCompleter class extends the QCompleter class to provide a completer model of documentobject names and properties.
*/
class GuiExport ExpressionCompleter : public QCompleter
{
Q_OBJECT
public:
ExpressionCompleter(const App::DocumentObject * currentDocObj,
QObject *parent = 0, bool noProperty = false);
void getPrefixRange(int &start, int &end) const {
start = prefixStart;
end = prefixEnd;
}
void updatePrefixEnd(int end) {
prefixEnd = end;
}
void setDocumentObject(const App::DocumentObject*);
void setNoProperty(bool enabled=true);
public Q_SLOTS:
void slotUpdate(const QString &prefix, int pos);
private:
void init();
virtual QString pathFromIndex ( const QModelIndex & index ) const;
virtual QStringList splitPath ( const QString & path ) const;
int prefixStart = 0;
int prefixEnd = 0;
App::DocumentObjectT currentObj;
bool noProperty;
};
class GuiExport ExpressionLineEdit : public QLineEdit {
Q_OBJECT
public:
ExpressionLineEdit(QWidget *parent = 0, bool noProperty=false);
void setDocumentObject(const App::DocumentObject *currentDocObj);
bool completerActive() const;
void hideCompleter();
void setNoProperty(bool enabled=true);
void setExactMatch(bool enabled=true);
Q_SIGNALS:
void textChanged2(QString text, int pos);
public Q_SLOTS:
void slotTextChanged(const QString & text);
void slotCompleteText(const QString & completionPrefix);
protected:
void keyPressEvent(QKeyEvent * event);
void contextMenuEvent(QContextMenuEvent * event);
private:
ExpressionCompleter * completer;
bool block;
bool noProperty;
bool exactMatch;
};
class GuiExport ExpressionTextEdit : public QPlainTextEdit {
Q_OBJECT
public:
ExpressionTextEdit(QWidget *parent = 0);
void setDocumentObject(const App::DocumentObject *currentDocObj);
bool completerActive() const;
void hideCompleter();
void setExactMatch(bool enabled=true);
protected:
void keyPressEvent(QKeyEvent * event);
void contextMenuEvent(QContextMenuEvent * event);
Q_SIGNALS:
void textChanged2(QString text, int pos);
public Q_SLOTS:
void slotTextChanged();
void slotCompleteText(const QString & completionPrefix);
private:
ExpressionCompleter * completer;
bool block;
bool exactMatch;
};
class GuiExport ExpressionParameter {
public:
static ExpressionParameter *instance();
bool isCaseSensitive() const;
bool isExactMatch() const;
};
}
#endif // EXPRESSIONCOMPLETER_H