qdialog.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QDIALOG_H
#define QDIALOG_H
 
#include <QtWidgets/qtwidgetsglobal.h>
#include <QtWidgets/qwidget.h>
 
QT_REQUIRE_CONFIG(dialog);
 
QT_BEGIN_NAMESPACE
 
 
class QPushButton;
class QDialogPrivate;
 
class Q_WIDGETS_EXPORT QDialog : public QWidget
{
    Q_OBJECT
    friend class QPushButton;
 
    Q_PROPERTY(bool sizeGripEnabled READ isSizeGripEnabled WRITE setSizeGripEnabled)
    Q_PROPERTY(bool modal READ isModal WRITE setModal)
 
public:
    explicit QDialog(QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
    ~QDialog();
 
    enum DialogCode { Rejected, Accepted };
    Q_ENUM(DialogCode)
 
    int result() const;
 
    void setVisible(bool visible) override;
 
    QSize sizeHint() const override;
    QSize minimumSizeHint() const override;
 
    void setSizeGripEnabled(bool);
    bool isSizeGripEnabled() const;
 
    void setModal(bool modal);
    void setResult(int r);
 
Q_SIGNALS:
    void finished(int result);
    void accepted();
    void rejected();
 
public Q_SLOTS:
    virtual void open();
    virtual int exec();
    virtual void done(int);
    virtual void accept();
    virtual void reject();
 
protected:
    QDialog(QDialogPrivate &, QWidget *parent, Qt::WindowFlags f = Qt::WindowFlags());
 
    void keyPressEvent(QKeyEvent *) override;
    void closeEvent(QCloseEvent *) override;
    void showEvent(QShowEvent *) override;
    void resizeEvent(QResizeEvent *) override;
#ifndef QT_NO_CONTEXTMENU
    void contextMenuEvent(QContextMenuEvent *) override;
#endif
    bool eventFilter(QObject *, QEvent *) override;
    void adjustPosition(QWidget*);
private:
    Q_DECLARE_PRIVATE(QDialog)
    Q_DISABLE_COPY(QDialog)
};
 
QT_END_NAMESPACE
 
#endif // QDIALOG_H