FURK4NGG
122 lines
3.3 KiB
C
122 lines
3.3 KiB
C
#include <gtk/gtk.h>
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#include <gtk-layer-shell.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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/* -------------------------------------------------
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* Hyprland monitor name -> ID
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* ------------------------------------------------- */
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static int get_monitor_id(const char *name) {
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char cmd[512];
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snprintf(
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cmd,
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sizeof(cmd),
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"hyprctl -j monitors | jq -r '.[] | select(.name==\"%s\") | .id'",
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name
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);
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FILE *fp = popen(cmd, "r");
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if (!fp)
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return -1;
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int id = -1;
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fscanf(fp, "%d", &id);
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pclose(fp);
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return id;
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}
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/* -------------------------------------------------
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* Read resource from blacklayer.conf
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* ------------------------------------------------- */
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static char *get_resource_path(void) {
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const char *home = getenv("HOME");
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if (!home)
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return NULL;
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char path[512];
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snprintf(path, sizeof(path),
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"%s/.config/blacklayer/blacklayer.conf", home);
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FILE *fp = fopen(path, "r");
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if (!fp)
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return NULL;
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static char line[1024];
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while (fgets(line, sizeof(line), fp)) {
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if (strncmp(line, "resource=", 9) == 0) {
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char *res = line + 9;
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res[strcspn(res, "\n")] = 0;
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fclose(fp);
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return (*res) ? res : NULL;
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}
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}
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fclose(fp);
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return NULL;
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}
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int main(int argc, char **argv) {
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gtk_init(&argc, &argv);
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GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
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gtk_window_set_decorated(GTK_WINDOW(window), FALSE);
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gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
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gtk_layer_init_for_window(GTK_WINDOW(window));
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gtk_layer_set_layer(GTK_WINDOW(window),
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GTK_LAYER_SHELL_LAYER_OVERLAY);
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gtk_layer_set_anchor(GTK_WINDOW(window),
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GTK_LAYER_SHELL_EDGE_TOP, TRUE);
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gtk_layer_set_anchor(GTK_WINDOW(window),
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GTK_LAYER_SHELL_EDGE_BOTTOM, TRUE);
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gtk_layer_set_anchor(GTK_WINDOW(window),
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GTK_LAYER_SHELL_EDGE_LEFT, TRUE);
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gtk_layer_set_anchor(GTK_WINDOW(window),
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GTK_LAYER_SHELL_EDGE_RIGHT, TRUE);
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/* Monitor selection */
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if (argc > 1) {
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int id = get_monitor_id(argv[1]);
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if (id >= 0) {
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GdkDisplay *display = gdk_display_get_default();
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GdkMonitor *monitor =
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gdk_display_get_monitor(display, id);
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if (monitor)
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gtk_layer_set_monitor(GTK_WINDOW(window), monitor);
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}
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}
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GtkWidget *overlay = gtk_overlay_new();
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gtk_container_add(GTK_CONTAINER(window), overlay);
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char *resource = get_resource_path();
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if (resource) {
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GtkWidget *image = gtk_image_new_from_file(resource);
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gtk_widget_set_hexpand(image, TRUE);
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gtk_widget_set_vexpand(image, TRUE);
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gtk_overlay_add_overlay(GTK_OVERLAY(overlay), image);
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} else {
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GtkCssProvider *css = gtk_css_provider_new();
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gtk_css_provider_load_from_data(
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css,
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"window { background-color: black; }",
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-1,
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NULL
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);
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gtk_style_context_add_provider_for_screen(
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gdk_screen_get_default(),
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GTK_STYLE_PROVIDER(css),
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GTK_STYLE_PROVIDER_PRIORITY_APPLICATION
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);
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}
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gtk_widget_show_all(window);
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gtk_main();
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return 0;
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}
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