GTK_CSD=0 makes a broken window decoration
Steps to reproduce
- compile a gtkmm4 app without headerbar using MSYS2
- open it with
GTK_CSD=0
- you can't resize it
Current behavior
using gtkmm apps with GTK_CSD
environment variable makes a un-resizable title bar without maximize/minimize button with a broken resizing behavior.
Expected outcome
It is expected to let the Windows' window manager to properly resize the GTK4 app.
Version information
- Gtk(mm) version: 4
- OS: Windows7 (tried on Win11)
- I use gtk(mm) from msys2 and compile my apps using
cmake
andninja