croppinglabel.h

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/*
    Copyright © 2014-2019 by The qTox Project Contributors
 
    This file is part of qTox, a Qt-based graphical interface for Tox.
 
    qTox is libre software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
    qTox 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 General Public License for more details.
 
    You should have received a copy of the GNU General Public License
    along with qTox.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#include <QLabel>
 
class QLineEdit;
 
class CroppingLabel : public QLabel
{
    Q_OBJECT
public:
    explicit CroppingLabel(QWidget* parent = nullptr);
 
public slots:
    void editBegin();
    void setEditable(bool editable);
    void setElideMode(Qt::TextElideMode elide);
 
    QString fullText();
 
public slots:
    void setText(const QString& text);
    void setPlaceholderText(const QString& text);
    void minimizeMaximumWidth();
 
signals:
    void editFinished(const QString& newText);
    void editRemoved();
    void clicked();
 
protected:
    void paintEvent(QPaintEvent* paintEvent) override;
    void setElidedText();
    void hideTextEdit();
    void showTextEdit();
    void resizeEvent(QResizeEvent* ev) final;
    QSize sizeHint() const final;
    QSize minimumSizeHint() const final;
    void mouseReleaseEvent(QMouseEvent* e) final;
 
private slots:
    void editingFinished();
 
private:
    QString origText;
    QLineEdit* textEdit;
    bool blockPaintEvents;
    bool editable;
    Qt::TextElideMode elideMode;
};