1 files changed, 75 insertions, 0 deletions
diff --git a/src/admin/bar.h b/src/admin/bar.h
new file mode 100644
index 000000000..5399fa669
--- /dev/null
+++ b/src/admin/bar.h
@@ -0,0 +1,75 @@
+/*
+    This file is part of the KDE project
+    SPDX-FileCopyrightText: 2024 Felix Ernst <[email protected]>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+
+#ifndef ADMINBAR_H
+#define ADMINBAR_H
+
+#include "animatedheightwidget.h"
+
+class QLabel;
+class QPushButton;
+class QResizeEvent;
+class QToolButton;
+
+namespace Admin
+{
+
+/**
+ * @brief A bar appearing above the view while the user is acting with administrative privileges.
+ *
+ * It contains a warning and allows revoking this administrative mode by closing this bar.
+ */
+class Bar : public AnimatedHeightWidget
+{
+    Q_OBJECT
+
+public:
+    explicit Bar(QWidget *parent);
+
+    /** Used to recolor this bar when this application's color scheme changes. */
+    bool event(QEvent *event) override;
+
+Q_SIGNALS:
+    void activated();
+
+protected:
+    /** Calls updateLabelString() */
+    void resizeEvent(QResizeEvent *resizeEvent) override;
+
+private:
+    /** Recolors this bar based on the current color scheme. */
+    void updateColors();
+
+    /** Decides whether the m_fullLabelString or m_shortLabelString should be used based on available width. */
+    void updateLabelString();
+
+    /** @see AnimatedHeightWidget::preferredHeight() */
+    inline int preferredHeight() const override
+    {
+        return m_preferredHeight;
+    };
+
+private:
+    /** The text on this bar */
+    QLabel *m_label = nullptr;
+    /** Shows a warning about the dangers of acting with administrative privileges. */
+    QToolButton *m_warningButton = nullptr;
+    /** Closes this bar and exits the administrative mode. */
+    QPushButton *m_closeButton = nullptr;
+
+    /** @see updateLabelString() */
+    QString m_fullLabelString;
+    /** @see updateLabelString() */
+    QString m_shortLabelString;
+
+    /** @see preferredHeight() */
+    int m_preferredHeight;
+};
+
+}
+
+#endif //  ADMINBAR_H