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Dim unresponsive windows

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If a client is not responding, lower the brightness and
saturation to indicate it's stalled. The surface is restored
to it's original color values if the client later becomes
responsive.
This commit is contained in:
Scott Moreau 2012-04-17 19:06:20 -06:00 committed by Kristian Høgsberg
parent 69367082de
commit c3e54eb8f0
1 changed files with 77 additions and 0 deletions
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77
src/shell.c
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@ -137,6 +137,13 @@ struct shell_surface {
struct ping_timer *ping_timer;
struct {
struct weston_animation current;
int exists;
int fading_in;
uint32_t timestamp;
} unresponsive_animation;
struct weston_output *fullscreen_output;
struct weston_output *output;
struct wl_list link;
@ -293,6 +300,68 @@ static const struct wl_pointer_grab_interface move_grab_interface = {
move_grab_button,
};
static void
unresponsive_surface_fade(struct shell_surface *shsurf, bool reverse)
{
shsurf->unresponsive_animation.fading_in = reverse ? 0 : 1;
if(!shsurf->unresponsive_animation.exists) {
wl_list_insert(&shsurf->surface->compositor->animation_list,
&shsurf->unresponsive_animation.current.link);
shsurf->unresponsive_animation.exists = 1;
shsurf->unresponsive_animation.timestamp = weston_compositor_get_time();
weston_surface_damage(shsurf->surface);
}
}
static void
ping_timeout_fade_frame(struct weston_animation *animation,
struct weston_output *output, uint32_t msecs)
{
struct shell_surface *shsurf =
container_of(animation, struct shell_surface, unresponsive_animation.current);
struct weston_surface *surface = shsurf->surface;
unsigned int step = 32;
if (!surface || !shsurf)
return;
if (shsurf->unresponsive_animation.fading_in) {
while (step < msecs - shsurf->unresponsive_animation.timestamp) {
if (surface->saturation > 1)
surface->saturation -= 5;
if (surface->brightness > 200)
surface->brightness--;
shsurf->unresponsive_animation.timestamp += step;
}
if (surface->saturation <= 1 && surface->brightness <= 200) {
wl_list_remove(&shsurf->unresponsive_animation.current.link);
shsurf->unresponsive_animation.exists = 0;
}
}
else {
while (step < msecs - shsurf->unresponsive_animation.timestamp) {
if (surface->saturation < 255)
surface->saturation += 5;
if (surface->brightness < 255)
surface->brightness++;
shsurf->unresponsive_animation.timestamp += step;
}
if (surface->saturation >= 255 && surface->brightness >= 255) {
surface->saturation = surface->brightness = 255;
wl_list_remove(&shsurf->unresponsive_animation.current.link);
shsurf->unresponsive_animation.exists = 0;
}
}
surface->geometry.dirty = 1;
weston_surface_damage(surface);
}
static int
ping_timeout_handler(void *data)
{
@ -307,6 +376,7 @@ ping_timeout_handler(void *data)
} else {
/* Client is not responding */
shsurf->unresponsive = 1;
unresponsive_surface_fade(shsurf, false);
}
return 1;
@ -349,6 +419,10 @@ shell_surface_pong(struct wl_client *client, struct wl_resource *resource,
return;
if (shsurf->ping_timer->serial == serial) {
if (shsurf->unresponsive) {
/* Received pong from previously unresponsive client */
unresponsive_surface_fade(shsurf, true);
}
shsurf->ping_timer->pong_received = 1;
shsurf->unresponsive = 0;
free(shsurf->ping_timer);
@ -1046,6 +1120,9 @@ shell_get_shell_surface(struct wl_client *client,
surface->configure = shell_surface_configure;
shsurf->unresponsive = 0;
shsurf->unresponsive_animation.exists = 0;
shsurf->unresponsive_animation.fading_in = 0;
shsurf->unresponsive_animation.current.frame = ping_timeout_fade_frame;
shsurf->resource.destroy = destroy_shell_surface;
shsurf->resource.object.id = id;