file dialog windows updates

src/app/core/platform/file_dialog.h

@@ -2,6 +2,7 @@
 #define YAZE_APP_CORE_PLATFORM_FILE_DIALOG_H
 
 #include <string>
+#include <vector>
 
 #ifdef _WIN32
 // Include Windows-specific headers
@@ -41,9 +42,83 @@ class FileDialogWrapper {
     CoUninitialize();
     return file_path_windows;
   }
+
+  static std::string ShowOpenFolderDialog() {
+    CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
+
+    IFileDialog *pfd = NULL;
+    HRESULT hr =
+        CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_ALL,
+                         IID_IFileDialog, reinterpret_cast<void **>(&pfd));
+    std::string folder_path_windows;
+    if (SUCCEEDED(hr)) {
+      // Show the dialog
+      DWORD dwOptions;
+      hr = pfd->GetOptions(&dwOptions);
+      if (SUCCEEDED(hr)) {
+        hr = pfd->SetOptions(dwOptions | FOS_PICKFOLDERS);
+        if (SUCCEEDED(hr)) {
+          hr = pfd->Show(NULL);
+          if (SUCCEEDED(hr)) {
+            IShellItem *psiResult;
+            hr = pfd->GetResult(&psiResult);
+            if (SUCCEEDED(hr)) {
+              // Get the folder path
+              PWSTR pszFolderPath;
+              psiResult->GetDisplayName(SIGDN_FILESYSPATH, &pszFolderPath);
+              char str[128];
+              wcstombs(str, pszFolderPath, 128);
+              folder_path_windows = str;
+              psiResult->Release();
+              CoTaskMemFree(pszFolderPath);
+            }
+          }
+        }
+      }
+      pfd->Release();
+    }
+
+    CoUninitialize();
+    return folder_path_windows;
+  }
+
+  static std::vector<std::string> GetSubdirectoriesInFolder(
+      const std::string& folder_path) {
+    std::vector<std::string> subdirectories;
+    WIN32_FIND_DATA findFileData;
+    HANDLE hFind = FindFirstFile((folder_path + "\\*").c_str(), &findFileData);
+    if (hFind != INVALID_HANDLE_VALUE) {
+      do {
+        if (findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
+          if (strcmp(findFileData.cFileName, ".") != 0 &&
+              strcmp(findFileData.cFileName, "..") != 0) {
+            subdirectories.push_back(findFileData.cFileName);
+          }
+        }
+      } while (FindNextFile(hFind, &findFileData) != 0);
+      FindClose(hFind);
+    }
+    return subdirectories;
+  }
+
+  static std::vector<std::string> GetFilesInFolder(
+      const std::string& folder_path) {
+    std::vector<std::string> files;
+    WIN32_FIND_DATA findFileData;
+    HANDLE hFind = FindFirstFile((folder_path + "\\*").c_str(), &findFileData);
+    if (hFind != INVALID_HANDLE_VALUE) {
+      do {
+        if (!(findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
+          files.push_back(findFileData.cFileName);
+        }
+      } while (FindNextFile(hFind, &findFileData) != 0);
+      FindClose(hFind);
+    }
+    return files;
+  }
 };
 
-#elif defined(__APPLE__) || defined(__linux__)
+#elif defined(__APPLE__)
 
 #include <string>
 #include <vector>