Weston terminal has a shadow effect.
Me: I want the same thing for my Qt app! Weston: No Weston (hesitantly): But you can draw it by yourself
- https://gitlab.freedesktop.org/wayland/weston/-/issues/266
- https://github.com/mpv-player/mpv/pull/7186
- https://gitlab.gnome.org/GNOME/mutter/-/issues/158
In other words, trying to add shadow effect to Qt app in Weston is bleeding edge technologies. As always.
- https://www.qt.io/blog/2018/12/14/whats-new-wayland-platform-plugin-qt-5-12
- https://www.qt.io/blog/custom-window-decorations
Before we start. Here is more shadow examples:
- Liri desktop https://twitter.com/liridev
- Proposed to GNOME https://gitlab.gnome.org/GNOME/gtk/-/issues/1357
Window flags
https://doc.qt.io/qt-5/qtwidgets-widgets-windowflags-example.html
Wayland Decoration Plugin
Qt Wayland decoration plugin bradient https://lists.qt-project.org/pipermail/development/2015-November/023663.html
- material from
qtintegration(Liri OS) https://github.com/lirios/qtintegration/blob/develop/src/plugins/decorations/material/materialdecoration.cpp - material from Papyros Shell https://github.com/indraneeldutta/Indistro/blob/c0d6e3e6c4eaffe9857edd5cc8ff1659b79a833b/decorations/main.cpp
QT_WAYLAND_DECORATION=materialWindow property
window->sendProperty("drawServerShadow", "true");Client side decoration (CSD)
QT_WAYLAND_DISABLE_WINDOWDECORATION