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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Linguist 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef MESSAGEEDITORWIDGETS_H
#define MESSAGEEDITORWIDGETS_H
#include <QAbstractButton>
#include <QIcon>
#include <QImage>
#include <QLabel>
#include <QMap>
#include <QTextEdit>
#include <QUrl>
#include <QWidget>
QT_BEGIN_NAMESPACE
class QAction;
class QContextMenuEvent;
class QKeyEvent;
class QMenu;
class QSizeF;
class QString;
class QVariant;
class MessageHighlighter;
/*
Automatically adapt height to document contents
*/
class ExpandingTextEdit : public QTextEdit
{
Q_OBJECT
public:
ExpandingTextEdit(QWidget *parent = 0);
QSize sizeHint() const override;
QSize minimumSizeHint() const override;
private slots:
void updateHeight(const QSizeF &documentSize);
void reallyEnsureCursorVisible();
private:
int m_minimumHeight;
};
/*
Format markup & control characters
*/
class FormatTextEdit : public ExpandingTextEdit
{
Q_OBJECT
public:
FormatTextEdit(QWidget *parent = 0);
~FormatTextEdit();
void setEditable(bool editable);
signals:
void editorDestroyed();
public slots:
void setPlainText(const QString & text, bool userAction);
void setVisualizeWhitespace(bool value);
private:
MessageHighlighter *m_highlighter;
};
/*
Displays text field & associated label
*/
class FormWidget : public QWidget
{
Q_OBJECT
public:
FormWidget(const QString &label, bool isEditable, QWidget *parent = 0);
void setLabel(const QString &label) { m_label->setText(label); }
void setTranslation(const QString &text, bool userAction = false);
void clearTranslation() { setTranslation(QString(), false); }
QString getTranslation() { return m_editor->toPlainText(); }
void setEditingEnabled(bool enable);
void setHideWhenEmpty(bool optional) { m_hideWhenEmpty = optional; }
FormatTextEdit *getEditor() { return m_editor; }
signals:
void textChanged(QTextEdit *);
void selectionChanged(QTextEdit *);
void cursorPositionChanged();
private slots:
void slotSelectionChanged();
void slotTextChanged();
private:
QLabel *m_label;
FormatTextEdit *m_editor;
bool m_hideWhenEmpty;
};
/*
Displays text fields & associated label
*/
class FormMultiWidget : public QWidget
{
Q_OBJECT
public:
FormMultiWidget(const QString &label, QWidget *parent = 0);
void setLabel(const QString &label) { m_label->setText(label); }
void setTranslation(const QString &text, bool userAction = false);
void clearTranslation() { setTranslation(QString(), false); }
QString getTranslation() const;
void setEditingEnabled(bool enable);
void setMultiEnabled(bool enable);
void setHideWhenEmpty(bool optional) { m_hideWhenEmpty = optional; }
const QList<FormatTextEdit *> &getEditors() const { return m_editors; }
signals:
void editorCreated(QTextEdit *);
void textChanged(QTextEdit *);
void selectionChanged(QTextEdit *);
void cursorPositionChanged();
protected:
bool eventFilter(QObject *watched, QEvent *event) override;
private slots:
void slotTextChanged();
void slotSelectionChanged();
void minusButtonClicked();
void plusButtonClicked();
private:
void addEditor(int idx);
void updateLayout();
template<typename Func>
QAbstractButton *makeButton(const QIcon &icon, Func slot)
{
auto *button = makeButton(icon);
connect(button, &QAbstractButton::clicked,
this, slot);
return button;
}
QAbstractButton *makeButton(const QIcon &icon);
void insertEditor(int idx);
void deleteEditor(int idx);
QLabel *m_label;
QList<FormatTextEdit *> m_editors;
QList<QWidget *> m_plusButtons;
QList<QAbstractButton *> m_minusButtons;
bool m_hideWhenEmpty;
bool m_multiEnabled;
QIcon m_plusIcon, m_minusIcon;
};
QT_END_NAMESPACE
#endif // MESSAGEEDITORWIDGETS_H
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