Initial commit

src/interfaces/shell.cpp

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+/*
+ *   SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
+ *
+ *   SPDX-License-Identifier: LGPL-3.0-or-later
+ */
+
+#include "shell.h"
+#include <qglobal.h>
+#include <QByteArray>
+
+using namespace LayerShellQt;
+
+void Shell::useLayerShell()
+{
+    qputenv("QT_WAYLAND_SHELL_INTEGRATION", "layer-shell");
+}

src/interfaces/shell.h

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+/*
+ *   SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
+ *
+ *   SPDX-License-Identifier: LGPL-3.0-or-later
+ */
+
+#ifndef LAYERSHELLQTSHELL_H
+#define LAYERSHELLQTSHELL_H
+
+#include "layershellqt_export.h"
+
+namespace LayerShellQt
+{
+
+/**
+ * Sets the right environment so the shells created from now on use wlr-layer-shell.
+ */
+class LAYERSHELLQT_EXPORT Shell {
+public:
+    static void useLayerShell();
+};
+
+}
+
+#endif

src/interfaces/window.cpp

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+/*
+ *   SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
+ *
+ *   SPDX-License-Identifier: LGPL-3.0-or-later
+ */
+
+#include "window.h"
+#include <QDebug>
+#include <private/qwaylandwindow_p.h>
+#include <private/qwaylandshellsurface_p.h>
+#include "../qwaylandlayersurface_p.h"
+
+using namespace LayerShellQt;
+
+class LayerShellQt::WindowPrivate
+{
+public:
+    WindowPrivate(QWaylandLayerSurface *surface)
+        : surface(surface)
+    {
+    }
+
+    QWaylandLayerSurface *const surface;
+};
+
+Window::~Window() = default;
+
+void Window::setAnchor(Anchor anchor)
+{
+    d->surface->setAnchor(anchor);
+}
+
+void Window::setExclusiveZone(int32_t zone)
+{
+    d->surface->setExclusiveZone(zone);
+}
+
+void Window::setMargins(const QMargins &margins)
+{
+    d->surface->setMargins(margins);
+}
+
+void Window::setKeyboardInteractivity(bool enabled)
+{
+    d->surface->setKeyboardInteractivity(enabled);
+}
+
+Window::Window(WindowPrivate *d)
+    : d(d)
+{}
+
+Window *Window::get(QWindow *window)
+{
+    auto ww = dynamic_cast<QtWaylandClient::QWaylandWindow *>(window->handle());
+    if (!ww) {
+        qDebug() << "window not a wayland window" << window;
+        return nullptr;
+    }
+    QWaylandLayerSurface* s = qobject_cast<QWaylandLayerSurface *>(ww->shellSurface());
+    if (!s) {
+        qDebug() << "window not using wlr-layer-shell" << window << ww->shellSurface();
+        return nullptr;
+    }
+
+    return new Window(new WindowPrivate(s));
+}

src/interfaces/window.h

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+/*
+ *   SPDX-FileCopyrightText: 2021 Aleix Pol Gonzalez <aleixpol@blue-systems.com>
+ *   SPDX-FileCopyrightText: 2018 Drew DeVault <sir@cmpwn.com>
+ *
+ *   SPDX-License-Identifier: LGPL-3.0-or-later
+ */
+
+#ifndef LAYERSHELLQTWINDOW_H
+#define LAYERSHELLQTWINDOW_H
+
+#include <QObject>
+#include <QWindow>
+
+#include "layershellqt_export.h"
+
+namespace LayerShellQt
+{
+class WindowPrivate;
+
+class LAYERSHELLQT_EXPORT Window : public QObject
+{
+    Q_OBJECT
+public:
+    ~Window() override;
+
+    enum Anchor {
+        AnchorTop = 1, // the top edge of the anchor rectangle
+        AnchorBottom = 2, // the bottom edge of the anchor rectangle
+        AnchorLeft = 4, // the left edge of the anchor rectangle
+        AnchorRight = 8, // the right edge of the anchor rectangle
+    };
+    Q_ENUM(Anchor);
+
+    void setAnchor(Anchor anchor);
+    void setExclusiveZone(int32_t zone);
+    void setMargins(const QMargins &margins);
+    void setKeyboardInteractivity(bool enabled);
+
+    static Window *get(QWindow *window);
+
+private:
+    Window(WindowPrivate *d);
+    QScopedPointer<WindowPrivate> d;
+};
+
+}
+
+#endif