App and Service improvements (#106)

Tactility/Source/app/files/FilesData.h

@@ -1,23 +1,36 @@
 #pragma once
 
-#include <dirent.h>
 #include "lvgl.h"
+#include <dirent.h>
+#include <memory>
 
 namespace tt::app::files {
 
 #define MAX_PATH_LENGTH 256
 
-typedef struct {
-    char current_path[MAX_PATH_LENGTH];
-    struct dirent** dir_entries;
-    int dir_entries_count;
-    lv_obj_t* list;
-} Data;
+struct Data {
+    char current_path[MAX_PATH_LENGTH] = { 0 };
+    struct dirent** dir_entries = nullptr;
+    int dir_entries_count = 0;
+    lv_obj_t* list = nullptr;
 
-Data* data_alloc();
-void data_free(Data* data);
-void data_free_entries(Data* data);
-bool data_set_entries_for_child_path(Data* data, const char* child_path);
-bool data_set_entries_for_path(Data* data, const char* path);
+    void freeEntries() {
+        for (int i = 0; i < dir_entries_count; ++i) {
+            free(dir_entries[i]);
+        }
+        free(dir_entries);
+        dir_entries = nullptr;
+        dir_entries_count = 0;
+    }
+
+    ~Data() {
+        freeEntries();
+    }
+};
+
+void data_free(std::shared_ptr<Data> data);
+void data_free_entries(std::shared_ptr<Data> data);
+bool data_set_entries_for_child_path(std::shared_ptr<Data> data, const char* child_path);
+bool data_set_entries_for_path(std::shared_ptr<Data> data, const char* path);
 
 } // namespace