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83 lines
1.7 KiB
83 lines
1.7 KiB
#include <stdint.h>
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#include <glib/giochannel.h>
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#include "wayland-client.h"
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#include "wayland-glib.h"
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struct _WaylandSource {
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GSource source;
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GPollFD pfd;
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uint32_t mask;
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struct wl_display *display;
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};
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static gboolean
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wayland_source_prepare(GSource *base, gint *timeout)
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{
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WaylandSource *source = (WaylandSource *) base;
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*timeout = -1;
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/* We have to add/remove the GPollFD if we want to update our
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* poll event mask dynamically. Instead, let's just flush all
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* write on idle instead, which is what this amounts to. */
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while (source->mask & WL_DISPLAY_WRITABLE)
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wl_display_iterate(source->display,
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WL_DISPLAY_WRITABLE);
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return FALSE;
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}
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static gboolean
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wayland_source_check(GSource *base)
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{
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WaylandSource *source = (WaylandSource *) base;
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return source->pfd.revents;
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}
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static gboolean
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wayland_source_dispatch(GSource *base,
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GSourceFunc callback,
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gpointer data)
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{
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WaylandSource *source = (WaylandSource *) base;
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wl_display_iterate(source->display,
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WL_DISPLAY_READABLE);
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return TRUE;
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}
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static GSourceFuncs wayland_source_funcs = {
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wayland_source_prepare,
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wayland_source_check,
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wayland_source_dispatch,
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NULL
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};
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static int
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wayland_source_update(uint32_t mask, void *data)
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{
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WaylandSource *source = data;
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source->mask = mask;
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return 0;
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}
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GSource *
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wayland_source_new(struct wl_display *display)
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{
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WaylandSource *source;
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source = (WaylandSource *) g_source_new(&wayland_source_funcs,
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sizeof (WaylandSource));
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source->display = display;
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source->pfd.fd = wl_display_get_fd(display,
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wayland_source_update, source);
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source->pfd.events = G_IO_IN | G_IO_ERR;
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g_source_add_poll(&source->source, &source->pfd);
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return &source->source;
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}
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