diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Fl_x.cxx | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/Fl_x.cxx b/src/Fl_x.cxx index 772acae28..8ca25201e 100644 --- a/src/Fl_x.cxx +++ b/src/Fl_x.cxx @@ -69,6 +69,9 @@ static bool have_xfixes = false; # if HAVE_XCURSOR # include <X11/Xcursor/Xcursor.h> # endif +# if HAVE_XRENDER +# include <X11/extensions/Xrender.h> +# endif static Fl_Xlib_Graphics_Driver fl_xlib_driver; static Fl_Display_Device fl_xlib_display(&fl_xlib_driver); Fl_Display_Device *Fl_Display_Device::_display = &fl_xlib_display;// the platform display @@ -2230,6 +2233,19 @@ int Fl_X::ewmh_supported() { return result; } +int Fl_X::xrender_supported() { + static int result = -1; + + if (result == -1) { + fl_open_display(); + + int nop1, nop2; + result = XRenderQueryExtension(fl_display, &nop1, &nop2); + } + + return result; +} + extern Fl_Window *fl_xfocus; void Fl_X::activate_window(Window w) { |