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#include "./state.h"
#include "config.h"
struct zwlr_layer_surface_v1_listener layer_surface_listener;
void create_surface(client_state* state) {
// figure out anchor
uint32_t anchor = ZWLR_LAYER_SURFACE_V1_ANCHOR_TOP |
ZWLR_LAYER_SURFACE_V1_ANCHOR_LEFT |
ZWLR_LAYER_SURFACE_V1_ANCHOR_RIGHT;
if (state->center) {
anchor |= ZWLR_LAYER_SURFACE_V1_ANCHOR_BOTTOM;
}
// figure out size
uint32_t desired_width = 0;
uint32_t desired_height = state->line_height;
if (state->center) {
desired_width = MAX(state->required_width, config.min_width);
}
if (state->lines) {
desired_height = (state->lines + 1) * state->line_height;
}
// create surface
state->surface = wl_compositor_create_surface(state->compositor);
state->layer_surface = zwlr_layer_shell_v1_get_layer_surface(
state->layer_shell, state->surface, NULL,
ZWLR_LAYER_SHELL_V1_LAYER_TOP, "swenu");
zwlr_layer_surface_v1_add_listener(state->layer_surface, &layer_surface_listener, state);
zwlr_layer_surface_v1_set_size(state->layer_surface, desired_width, desired_height);
zwlr_layer_surface_v1_set_anchor(state->layer_surface, anchor);
zwlr_layer_surface_v1_set_exclusive_zone(state->layer_surface, -1);
zwlr_layer_surface_v1_set_margin(state->layer_surface, 0, 0, 0, 0);
zwlr_layer_surface_v1_set_keyboard_interactivity(state->layer_surface, ZWLR_LAYER_SURFACE_V1_KEYBOARD_INTERACTIVITY_EXCLUSIVE);
wl_surface_commit(state->surface);
}
// listeners
void configure(void *data, struct zwlr_layer_surface_v1 *zwlr_layer_surface_v1, uint32_t serial, uint32_t width, uint32_t height) {
client_state* state = data;
state->width = width;
state->height = height;
zwlr_layer_surface_v1_ack_configure(zwlr_layer_surface_v1, serial);
}
void closed(void *data, struct zwlr_layer_surface_v1 *zwlr_layer_surface_v1) {
client_state* state = data;
state->running = false;
state->exit_code = EXIT_FAILURE;
}
struct zwlr_layer_surface_v1_listener layer_surface_listener = {
.configure = configure,
.closed = closed,
};
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