| // Copyright (c) 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef UI_BASE_WIN_OPEN_FILE_NAME_WIN_H_ |
| #define UI_BASE_WIN_OPEN_FILE_NAME_WIN_H_ |
| |
| #include <Windows.h> |
| #include <Commdlg.h> |
| |
| #include <tuple> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/strings/string16.h" |
| #include "ui/base/ui_base_export.h" |
| |
| namespace base { |
| class FilePath; |
| } // namespace base |
| |
| namespace ui { |
| namespace win { |
| |
| // Encapsulates an OPENFILENAME struct and related buffers. Also provides static |
| // methods for interpreting the properties of an OPENFILENAME. |
| class UI_BASE_EXPORT OpenFileName { |
| public: |
| // Initializes the OPENFILENAME, which may be accessed using Get(). All fields |
| // will be NULL except for |lStructSize|, |lpstrFile|, and |nMaxFile|. The |
| // file buffer will initially contain a null-terminated empty string. |
| OpenFileName(HWND parent_window, DWORD flags); |
| ~OpenFileName(); |
| |
| // Initializes |lpstrFilter| from the label/pattern pairs in |filters|. |
| void SetFilters( |
| const std::vector<std::tuple<base::string16, base::string16>>& filters); |
| |
| // Sets |lpstrInitialDir| and |lpstrFile|. |
| void SetInitialSelection(const base::FilePath& initial_directory, |
| const base::FilePath& initial_filename); |
| |
| // Returns the single selected file, or an empty path if there are more or |
| // less than one results. |
| base::FilePath GetSingleResult(); |
| |
| // Returns the selected file or files. |
| void GetResult(base::FilePath* directory, |
| std::vector<base::FilePath>* filenames); |
| |
| // Returns the OPENFILENAME structure. |
| OPENFILENAME* GetOPENFILENAME() { return &openfilename_; } |
| |
| // Returns the OPENFILENAME structure. |
| const OPENFILENAME* GetOPENFILENAME() const { return &openfilename_; } |
| |
| // Stores directory and filenames in the buffer pointed to by |
| // |openfilename->lpstrFile| and sized |openfilename->nMaxFile|. |
| static void SetResult(const base::FilePath& directory, |
| const std::vector<base::FilePath>& filenames, |
| OPENFILENAME* openfilename); |
| |
| // Returns a vector of label/pattern pairs built from |
| // |openfilename->lpstrFilter|. |
| static std::vector<std::tuple<base::string16, base::string16>> GetFilters( |
| const OPENFILENAME* openfilename); |
| |
| private: |
| OPENFILENAME openfilename_; |
| base::string16 initial_directory_buffer_; |
| wchar_t filename_buffer_[UNICODE_STRING_MAX_CHARS]; |
| base::string16 filter_buffer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(OpenFileName); |
| }; |
| |
| } // namespace win |
| } // namespace ui |
| |
| #endif // UI_BASE_WIN_OPEN_FILE_NAME_WIN_H_ |