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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of Qt Designer. This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
#ifndef TEXTPROPERTYEDITOR_H
#define TEXTPROPERTYEDITOR_H
#include "shared_global_p.h"
#include "shared_enums_p.h"
#include <QtWidgets/qwidget.h>
QT_BEGIN_NAMESPACE
namespace qdesigner_internal {
class PropertyLineEdit;
// Inline-Editor for text properties. Does escaping of newline characters
// to '\n' and back and provides validation modes. The interface
// corresponds to that of QLineEdit.
class QDESIGNER_SHARED_EXPORT TextPropertyEditor : public QWidget
{
TextPropertyEditor(const TextPropertyEditor &);
TextPropertyEditor& operator=(const TextPropertyEditor &);
Q_OBJECT
Q_PROPERTY(QString text READ text WRITE setText USER true)
public:
enum EmbeddingMode {
// Stand-alone widget
EmbeddingNone,
// Disable frame
EmbeddingTreeView,
// For editing in forms
EmbeddingInPlace
};
enum UpdateMode {
// Emit textChanged() as the user types
UpdateAsYouType,
// Emit textChanged() only when the user finishes (for QUrl, etc.)
UpdateOnFinished
};
explicit TextPropertyEditor(QWidget *parent = nullptr, EmbeddingMode embeddingMode = EmbeddingNone, TextPropertyValidationMode validationMode = ValidationMultiLine);
TextPropertyValidationMode textPropertyValidationMode() const { return m_validationMode; }
void setTextPropertyValidationMode(TextPropertyValidationMode vm);
UpdateMode updateMode() const { return m_updateMode; }
void setUpdateMode(UpdateMode um) { m_updateMode = um; }
QString text() const;
QSize sizeHint () const override;
QSize minimumSizeHint () const override;
void setAlignment(Qt::Alignment alignment);
bool hasAcceptableInput() const;
// installs an event filter object on the private QLineEdit
void installEventFilter(QObject *filterObject);
// Replace newline characters by literal "\n" for inline editing
// in mode ValidationMultiLine
static QString stringToEditorString(const QString &s, TextPropertyValidationMode validationMode = ValidationMultiLine);
// Replace literal "\n" by actual new lines in mode ValidationMultiLine
static QString editorStringToString(const QString &s, TextPropertyValidationMode validationMode = ValidationMultiLine);
// Returns whether newline characters are valid in validationMode.
static bool multiLine(TextPropertyValidationMode validationMode);
signals:
void textChanged(const QString &text);
void editingFinished();
public slots:
void setText(const QString &text);
void selectAll();
void clear();
protected:
void resizeEvent(QResizeEvent * event ) override;
private slots:
void slotTextChanged(const QString &text);
void slotTextEdited();
void slotEditingFinished();
private:
void setRegularExpressionValidator(const QString &pattern);
void markIntermediateState();
TextPropertyValidationMode m_validationMode = ValidationSingleLine;
UpdateMode m_updateMode = UpdateAsYouType;
PropertyLineEdit* m_lineEdit;
// Cached text containing real newline characters.
QString m_cachedText;
bool m_textEdited = false;
};
}
QT_END_NAMESPACE
#endif // TEXTPROPERTYEDITOR_H
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