pixmapeditor.h

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// Copyright (C) 2024 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
#ifndef PIXMAPEDITOR_H
#define PIXMAPEDITOR_H
 
#include <QtWidgets/qdialog.h>
 
#include <QtGui/qpixmap.h>
 
#include <optional>
 
QT_BEGIN_NAMESPACE
 
class QLabel;
class QHBoxLayout;
class QToolButton;
 
class QDesignerFormEditorInterface;
 
namespace qdesigner_internal {
 
class DesignerPixmapCache;
class IconThemeEditor;
class IconThemeEnumEditor;
class PropertySheetIconValue;
 
class IconThemeDialog : public QDialog
{
    Q_OBJECT
public:
    static std::optional<QString> getTheme(QWidget *parent, const QString &theme);
private:
    explicit IconThemeDialog(QWidget *parent);
    IconThemeEditor *m_editor;
};
 
class IconThemeEnumDialog : public QDialog
{
    Q_OBJECT
public:
    static std::optional<int> getTheme(QWidget *parent, int theme);
 
private:
    IconThemeEnumDialog(QWidget *parent);
    IconThemeEnumEditor *m_editor;
};
 
class PixmapEditor : public QWidget
{
    Q_OBJECT
public:
    explicit PixmapEditor(QDesignerFormEditorInterface *core, QWidget *parent);
 
    void setSpacing(int spacing);
    void setPixmapCache(DesignerPixmapCache *cache);
    void setIconThemeModeEnabled(bool enabled);
 
    static QString msgThemeIcon(const QString &t);
    static QString msgMissingThemeIcon(const QString &t);
    static QString displayText(const PropertySheetIconValue &icon);
 
public slots:
    void setPath(const QString &path);
    void setTheme(const QString &theme);
    void setThemeEnum(int e);
    void setDefaultPixmap(const QPixmap &pixmap);
    void setDefaultPixmapIcon(const QIcon &icon);
 
signals:
    void pathChanged(const QString &path);
    void themeEnumChanged(int themeEnum);
    void themeChanged(const QString &theme);
 
protected:
    void contextMenuEvent(QContextMenuEvent *event) override;
 
private slots:
    void defaultActionActivated();
    void resourceActionActivated();
    void fileActionActivated();
    void themeEnumActionActivated();
    void themeActionActivated();
#if QT_CONFIG(clipboard)
    void copyActionActivated();
    void pasteActionActivated();
    void clipboardDataChanged();
#endif
private:
    enum class State {
        Empty,
        ThemeEnum,
        MissingThemeEnum,
        XdgTheme,
        MissingXdgTheme,
        Path,
        PathFallback // Non-existent theme icon, falling back to path
    };
 
    static State stateFromData(int themeEnum, const QString &xdgTheme, const QString &path);
    State state() const;
    static QString displayText(int themeEnum, const QString &xdgTheme, const QString &path);
 
    void updateLabels();
    bool m_iconThemeModeEnabled;
    QDesignerFormEditorInterface *m_core;
    QLabel *m_pixmapLabel;
    QLabel *m_pathLabel;
    QToolButton *m_button;
    QAction *m_resourceAction;
    QAction *m_fileAction;
    QAction *m_themeEnumAction;
    QAction *m_themeAction;
    QAction *m_copyAction;
    QAction *m_pasteAction;
    QHBoxLayout *m_layout;
    QPixmap m_defaultPixmap;
    QString m_path;
    QString m_theme;
    int m_themeEnum = -1;
    DesignerPixmapCache *m_pixmapCache;
};
 
} // namespace qdesigner_internal
 
QT_END_NAMESPACE
 
#endif // PIXMAPEDITOR_H