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fix layout hotplugging issue in output-layout.c

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This commit is contained in:
Tony Crisci 2017-08-30 13:14:52 -04:00
parent f25511ee3d
commit fa3d4ecc84
2 changed files with 15 additions and 10 deletions
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24
examples/output-layout.c
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@ -42,6 +42,10 @@ static void handle_output_frame(struct output_state *output,
struct sample_state *sample = state->data;
struct wlr_output *wlr_output = output->output;
if (sample->main_output == NULL) {
sample->main_output = wlr_output;
}
wlr_output_make_current(wlr_output);
wlr_renderer_begin(sample->renderer, wlr_output);
@ -124,15 +128,6 @@ static void handle_output_frame(struct output_state *output,
}
}
static void set_main_output(struct sample_state *sample,
struct wlr_output *output) {
sample->main_output = output;
struct wlr_output_layout_output *l_output;
l_output = wlr_output_layout_get(sample->layout, output);
sample->x_offs = l_output->x + 200;
sample->y_offs = l_output->y + 200;
}
static void handle_output_add(struct output_state *ostate) {
struct sample_state *sample = ostate->compositor->data;
wl_list_insert(&sample->outputs, &ostate->link);
@ -147,8 +142,16 @@ static void handle_output_add(struct output_state *ostate) {
} else {
wlr_output_layout_add_auto(sample->layout, ostate->output);
}
}
set_main_output(sample, ostate->output);
static void handle_output_remove(struct output_state *ostate) {
struct sample_state *sample = ostate->compositor->data;
if (sample->main_output == ostate->output) {
sample->main_output = NULL;
}
wlr_output_layout_remove(sample->layout, ostate->output);
}
static void update_velocities(struct compositor_state *state,
@ -195,6 +198,7 @@ int main(int argc, char *argv[]) {
struct compositor_state compositor = { 0 };
compositor.data = &state;
compositor.output_add_cb = handle_output_add;
compositor.output_remove_cb = handle_output_remove;
compositor.output_frame_cb = handle_output_frame;
compositor.keyboard_key_cb = handle_keyboard_key;
compositor_init(&compositor);

1
types/wlr_output_layout.c
View file

@ -29,6 +29,7 @@ struct wlr_output_layout *wlr_output_layout_init() {
static void wlr_output_layout_output_destroy(
struct wlr_output_layout_output *l_output) {
wl_list_remove(&l_output->state->resolution.link);
wl_list_remove(&l_output->link);
free(l_output->state->_box);
free(l_output->state);