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output: add helper to check whether output is awake

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If we have only an output but not the related compositor we currently cannot
figure out whether this output is awake. This adds such a helper function.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2011-12-26 21:30:37 +01:00
parent 0f44dfdde8
commit 068591e395
2 changed files with 12 additions and 0 deletions
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11
src/output.c
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@ -489,6 +489,17 @@ static int kmscon_output_connect(struct kmscon_output *output, drmModeRes *res,
return 0;
}
/*
* Returns true if the output is active and the related compositor is awake.
*/
bool kmscon_output_is_awake(struct kmscon_output *output)
{
if (!output)
return NULL;
return output->active && !kmscon_compositor_is_asleep(output->comp);
}
/*
* Returns the next output in the list. If there is no next output or the
* output is not bound to any compositor, then it returns NULL.

1
src/output.h
View File

@ -81,6 +81,7 @@ int kmscon_output_new(struct kmscon_output **out);
void kmscon_output_ref(struct kmscon_output *output);
void kmscon_output_unref(struct kmscon_output *output);
bool kmscon_output_is_awake(struct kmscon_output *output);
struct kmscon_output *kmscon_output_next(struct kmscon_output *output);
struct kmscon_mode *kmscon_output_get_modes(struct kmscon_output *output);
struct kmscon_mode *kmscon_output_get_current(struct kmscon_output *output);