screenshot utility

2025-11-18 13:47:12 +01:00
parent 77800d1779
commit 5b069bf4c2
19 changed files with 1610 additions and 8 deletions
@@ -0,0 +1,148 @@
+#pragma once
+
+#include <qabstractitemmodel.h>
+#include <qdir.h>
+#include <qfilesystemwatcher.h>
+#include <qfuture.h>
+#include <qimagereader.h>
+#include <qmimedatabase.h>
+#include <qobject.h>
+#include <qqmlintegration.h>
+#include <qqmllist.h>
+
+namespace ZShell::models {
+
+class FileSystemEntry : public QObject {
+    Q_OBJECT
+    QML_ELEMENT
+    QML_UNCREATABLE("FileSystemEntry instances can only be retrieved from a FileSystemModel")
+
+    Q_PROPERTY(QString path READ path CONSTANT)
+    Q_PROPERTY(QString relativePath READ relativePath NOTIFY relativePathChanged)
+    Q_PROPERTY(QString name READ name CONSTANT)
+    Q_PROPERTY(QString baseName READ baseName CONSTANT)
+    Q_PROPERTY(QString parentDir READ parentDir CONSTANT)
+    Q_PROPERTY(QString suffix READ suffix CONSTANT)
+    Q_PROPERTY(qint64 size READ size CONSTANT)
+    Q_PROPERTY(bool isDir READ isDir CONSTANT)
+    Q_PROPERTY(bool isImage READ isImage CONSTANT)
+    Q_PROPERTY(QString mimeType READ mimeType CONSTANT)
+
+public:
+    explicit FileSystemEntry(const QString& path, const QString& relativePath, QObject* parent = nullptr);
+
+    [[nodiscard]] QString path() const;
+    [[nodiscard]] QString relativePath() const;
+    [[nodiscard]] QString name() const;
+    [[nodiscard]] QString baseName() const;
+    [[nodiscard]] QString parentDir() const;
+    [[nodiscard]] QString suffix() const;
+    [[nodiscard]] qint64 size() const;
+    [[nodiscard]] bool isDir() const;
+    [[nodiscard]] bool isImage() const;
+    [[nodiscard]] QString mimeType() const;
+
+    void updateRelativePath(const QDir& dir);
+
+signals:
+    void relativePathChanged();
+
+private:
+    const QFileInfo m_fileInfo;
+
+    const QString m_path;
+    QString m_relativePath;
+
+    mutable bool m_isImage;
+    mutable bool m_isImageInitialised;
+
+    mutable QString m_mimeType;
+    mutable bool m_mimeTypeInitialised;
+};
+
+class FileSystemModel : public QAbstractListModel {
+    Q_OBJECT
+    QML_ELEMENT
+
+    Q_PROPERTY(QString path READ path WRITE setPath NOTIFY pathChanged)
+    Q_PROPERTY(bool recursive READ recursive WRITE setRecursive NOTIFY recursiveChanged)
+    Q_PROPERTY(bool watchChanges READ watchChanges WRITE setWatchChanges NOTIFY watchChangesChanged)
+    Q_PROPERTY(bool showHidden READ showHidden WRITE setShowHidden NOTIFY showHiddenChanged)
+    Q_PROPERTY(bool sortReverse READ sortReverse WRITE setSortReverse NOTIFY sortReverseChanged)
+    Q_PROPERTY(Filter filter READ filter WRITE setFilter NOTIFY filterChanged)
+    Q_PROPERTY(QStringList nameFilters READ nameFilters WRITE setNameFilters NOTIFY nameFiltersChanged)
+
+    Q_PROPERTY(QQmlListProperty<ZShell::models::FileSystemEntry> entries READ entries NOTIFY entriesChanged)
+
+public:
+    enum Filter {
+        NoFilter,
+        Images,
+        Files,
+        Dirs
+    };
+    Q_ENUM(Filter)
+
+    explicit FileSystemModel(QObject* parent = nullptr);
+
+    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
+    QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
+    QHash<int, QByteArray> roleNames() const override;
+
+    [[nodiscard]] QString path() const;
+    void setPath(const QString& path);
+
+    [[nodiscard]] bool recursive() const;
+    void setRecursive(bool recursive);
+
+    [[nodiscard]] bool watchChanges() const;
+    void setWatchChanges(bool watchChanges);
+
+    [[nodiscard]] bool showHidden() const;
+    void setShowHidden(bool showHidden);
+
+    [[nodiscard]] bool sortReverse() const;
+    void setSortReverse(bool sortReverse);
+
+    [[nodiscard]] Filter filter() const;
+    void setFilter(Filter filter);
+
+    [[nodiscard]] QStringList nameFilters() const;
+    void setNameFilters(const QStringList& nameFilters);
+
+    [[nodiscard]] QQmlListProperty<FileSystemEntry> entries();
+
+signals:
+    void pathChanged();
+    void recursiveChanged();
+    void watchChangesChanged();
+    void showHiddenChanged();
+    void sortReverseChanged();
+    void filterChanged();
+    void nameFiltersChanged();
+    void entriesChanged();
+
+private:
+    QDir m_dir;
+    QFileSystemWatcher m_watcher;
+    QList<FileSystemEntry*> m_entries;
+    QHash<QString, QFuture<QPair<QSet<QString>, QSet<QString>>>> m_futures;
+
+    QString m_path;
+    bool m_recursive;
+    bool m_watchChanges;
+    bool m_showHidden;
+    bool m_sortReverse;
+    Filter m_filter;
+    QStringList m_nameFilters;
+
+    void watchDirIfRecursive(const QString& path);
+    void update();
+    void updateWatcher();
+    void updateEntries();
+    void updateEntriesForDir(const QString& dir);
+    void applyChanges(const QSet<QString>& removedPaths, const QSet<QString>& addedPaths);
+    [[nodiscard]] bool compareEntries(const FileSystemEntry* a, const FileSystemEntry* b) const;
+};
+
+} // namespace ZShell::models