feat: 状态栏配置接入配置系统

src/config.c

@@ -0,0 +1,81 @@
+#include "config.h"
+
+#include <string.h>
+
+#include "default_config.h"
+#include "utils.h"
+
+void config_status_set_gap(config_status_t *status_config, uint32_t gap,
+                           uint32_t item_gap) {
+  if (!status_config) fatal("no valid status config");
+  status_config->status_gap = gap;
+  status_config->status_item_gap = item_gap;
+}
+
+void config_status_add_item(config_status_t **status_config,
+                            config_status_item_t status_item) {
+  const auto item_count = (*status_config)->status_count + 1;
+  const auto new_size =
+    sizeof(config_status_t) + item_count * sizeof(config_status_item_t);
+  xrealloc((void **)status_config, (ssize_t)new_size);
+  (*status_config)->list[item_count - 1] = status_item;
+  (*status_config)->status_count = item_count;
+}
+
+void config_status_filter_item(config_status_t **status_config,
+                               status_item_filter filter) {
+  if (!status_config || !*status_config) fatal("no valid status config");
+  if (!filter) return;
+
+  config_status_t *config = *status_config;
+  size_t write_idx = 0;
+  size_t item_count = config->status_count;
+
+  for (size_t read_idx = 0; read_idx < item_count; read_idx++) {
+    config_status_item_t *item = &config->list[read_idx];
+    if (!filter(item)) continue;
+    if (write_idx != read_idx) {
+      config->list[write_idx] = *item;
+    }
+    write_idx++;
+  }
+
+  if (write_idx == item_count) return;
+
+  config->status_count = write_idx;
+  size_t new_size =
+    sizeof(config_status_t) + write_idx * sizeof(config_status_item_t);
+  xrealloc((void **)status_config, (ssize_t)new_size);
+}
+
+static config_status_t *config_create_default_status(void) {
+  size_t item_count = countof(status_list);
+  size_t size = sizeof(config_status_t) + item_count * sizeof(status_list[0]);
+  config_status_t *status = xmalloc((ssize_t)size);
+
+  status->status_gap = status_config.status_gap;
+  status->status_item_gap = status_config.status_item_gap;
+  status->status_count = item_count;
+  memcpy(status->list, status_list, item_count * sizeof(status_list[0]));
+
+  return status;
+}
+
+static config_t runtime_config = {};
+
+const config_t *init_config(void) {
+  if (!runtime_config.status) {
+    runtime_config.status = config_create_default_status();
+  }
+  if (!runtime_config.status_renderer) {
+    runtime_config.status_renderer = renderer_render_status;
+  }
+  return &runtime_config;
+}
+
+void config_set_custom_status_renderer(config_t *config,
+                                       status_renderer_t status_renderer) {
+  if (!config) fatal("no valid config");
+  config->status_renderer =
+    status_renderer ? status_renderer : renderer_render_status;
+}