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Wayland doc: detail how to be compatible with macOS+XQuartz

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ManoloFLTK 2023-02-14 12:42:36 +01:00
parent 868ab9696f
commit b5793feb51
1 changed files with 16 additions and 4 deletions
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README.Wayland.txt
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@ -131,7 +131,7 @@ function or variable.
The recommended way to prepare and use platform-specific code that would contain
X11-specific and possibly Wayland-specific parts is as follows :
a) Organize platform-specific code as follows :
a) Organize platform-specific code as follows¹:
#include <FL/platform.H>
@ -156,6 +156,21 @@ function or variable, and that fl_wl_display() returns non-NULL before using any
Wayland-specific function or variable. Make sure that fl_open_display() was called
directly or indirectly before using any such symbol.
¹ To be also compatible with macOS+XQuartz, a slightly different organization is necessary:
#include <FL/platform.H>
#if defined(FLTK_USE_X11) || defined(FLTK_USE_WAYLAND)
# ifdef FLTK_USE_X11
*** X11-specific code which can run under Linux/Unix or under macOS+XQuartz ***
# endif
# ifdef FLTK_USE_WAYLAND
*** Wayland-specific code ***
# endif
#elif defined(__APPLE__)
*** macOS-specific code which doesn't run under XQuartz ***
#elif defined(_WIN32)
*** Windows-specific code ***
#endif
3.3 Forcing an FLTK App to Always Use the X11 Backend
-----------------------------------------------------
@ -236,6 +251,3 @@ These packages are necessary to build the FLTK library and the sway compositor:
git autoconf pkgconf xorg urwfonts gnome glew seatd sway dmenu-wayland dmenu evdev-proto
Package installation command: sudo pkg install <package-name ...>
If FLTK is built using the configure/make procedure, include argument "--enable-localzlib"
in the "configure" command.