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return None instead of NULL for framebuffer and epaper

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This commit is contained in:
foamyguy 2022-12-01 17:34:43 -06:00
parent 42f1d50acc
commit 57462092b5
2 changed files with 6 additions and 0 deletions
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3
shared-module/displayio/EPaperDisplay.c
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@ -247,6 +247,9 @@ uint16_t common_hal_displayio_epaperdisplay_get_rotation(displayio_epaperdisplay
}
mp_obj_t common_hal_displayio_epaperdisplay_get_root_group(displayio_epaperdisplay_obj_t *self) {
if (self->core.current_group == NULL) {
return mp_const_none;
}
return self->core.current_group;
}

3
shared-module/framebufferio/FramebufferDisplay.c
View File

@ -363,6 +363,9 @@ void framebufferio_framebufferdisplay_reset(framebufferio_framebufferdisplay_obj
}
mp_obj_t common_hal_framebufferio_framebufferdisplay_get_root_group(framebufferio_framebufferdisplay_obj_t *self) {
if (self->core.current_group == NULL) {
return mp_const_none;
}
return self->core.current_group;
}