293 lines
6.2 KiB
C++
293 lines
6.2 KiB
C++
// Copyright (c) 2016-2018 Easy2D - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "..\e2dtool.h"
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#include "..\e2dmodule.h"
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#include <cwctype>
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#include <shobjidl.h>
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std::list<std::wstring> easy2d::File::search_paths_;
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easy2d::File::File()
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: file_path_()
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{
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}
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easy2d::File::File(const std::wstring & file_name)
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: file_path_(file_name)
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{
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this->Open(file_name);
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}
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easy2d::File::~File()
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{
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}
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bool easy2d::File::Open(const std::wstring & file_name)
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{
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if (file_name.empty())
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return false;
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auto FindFile = [](const std::wstring & path) -> bool
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{
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if (::PathFileExists(path.c_str()))
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return true;
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return false;
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};
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if (FindFile(file_name))
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{
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file_path_ = file_name;
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return true;
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}
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for (const auto& path : search_paths_)
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{
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if (FindFile(path + file_name))
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{
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file_path_ = path + file_name;
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return true;
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}
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}
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return false;
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}
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bool easy2d::File::Exists() const
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{
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if (::PathFileExists(file_path_.c_str()))
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return true;
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return false;
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}
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const std::wstring& easy2d::File::GetPath() const
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{
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return file_path_;
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}
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std::wstring easy2d::File::GetExtension() const
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{
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std::wstring file_ext;
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// <20>ҵ<EFBFBD><D2B5>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>е<EFBFBD><D0B5><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB> '.' <20><>λ<EFBFBD><CEBB>
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size_t pos = file_path_.find_last_of(L'.');
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// <20>ж<EFBFBD> pos <20>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>Чλ<D0A7><CEBB>
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if (pos != std::wstring::npos)
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{
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// <20><>ȡ<EFBFBD><C8A1>չ<EFBFBD><D5B9>
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file_ext = file_path_.substr(pos);
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// ת<><D7AA>ΪСд<D0A1><D0B4>ĸ
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std::transform(file_ext.begin(), file_ext.end(), file_ext.begin(), std::towlower);
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}
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return file_ext;
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}
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bool easy2d::File::Delete()
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{
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if (::DeleteFile(file_path_.c_str()))
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return true;
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return false;
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}
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easy2d::File easy2d::File::Extract(Resource& res, const std::wstring& dest_file_name)
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{
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File file;
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HANDLE file_handle = ::CreateFile(
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dest_file_name.c_str(),
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GENERIC_WRITE,
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NULL,
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NULL,
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CREATE_ALWAYS,
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FILE_ATTRIBUTE_TEMPORARY,
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NULL
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);
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if (file_handle == INVALID_HANDLE_VALUE)
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return file;
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if (res.Load())
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{
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// д<><D0B4><EFBFBD>ļ<EFBFBD>
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DWORD written_bytes = 0;
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::WriteFile(file_handle, res.GetData(), res.GetDataSize(), &written_bytes, NULL);
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::CloseHandle(file_handle);
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file.Open(dest_file_name);
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}
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else
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{
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::CloseHandle(file_handle);
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::DeleteFile(dest_file_name.c_str());
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}
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return file;
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}
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void easy2d::File::AddSearchPath(const std::wstring & path)
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{
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std::wstring tmp = path;
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size_t pos = 0;
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while ((pos = tmp.find(L"/", pos)) != std::wstring::npos)
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{
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tmp.replace(pos, 1, L"\\");
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pos++;
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}
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if (tmp.at(tmp.length() - 1) != L'\\')
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{
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tmp.append(L"\\");
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}
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auto iter = std::find(search_paths_.cbegin(), search_paths_.cend(), tmp);
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if (iter == search_paths_.cend())
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{
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search_paths_.push_front(path);
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}
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}
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easy2d::File easy2d::File::ShowOpenDialog(const std::wstring & title, const std::wstring & filter)
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{
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std::wstring file_path;
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HRESULT hr = ::CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
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if (SUCCEEDED(hr))
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{
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IFileOpenDialog *file_open;
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hr = ::CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_ALL,
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IID_IFileOpenDialog, reinterpret_cast<void**>(&file_open));
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if (SUCCEEDED(hr))
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{
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if (!title.empty())
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{
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file_open->SetTitle(title.c_str());
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}
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if (!filter.empty())
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{
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COMDLG_FILTERSPEC spec[] =
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{
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{ L"", filter.c_str() }
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};
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file_open->SetFileTypes(1, spec);
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}
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else
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{
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COMDLG_FILTERSPEC spec[] =
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{
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{ L"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>", L"*.*" }
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};
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file_open->SetFileTypes(1, spec);
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}
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hr = file_open->Show(nullptr);
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if (SUCCEEDED(hr))
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{
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IShellItem *item;
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hr = file_open->GetResult(&item);
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if (SUCCEEDED(hr))
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{
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PWSTR str_file_path;
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hr = item->GetDisplayName(SIGDN_FILESYSPATH, &str_file_path);
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if (SUCCEEDED(hr))
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{
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file_path = str_file_path;
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::CoTaskMemFree(str_file_path);
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}
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item->Release();
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}
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}
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file_open->Release();
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}
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::CoUninitialize();
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}
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return File(file_path);
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}
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easy2d::File easy2d::File::ShowSaveDialog(const std::wstring & title, const std::wstring& def_file, const std::wstring & def_ext)
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{
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std::wstring file_path;
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HRESULT hr = ::CoInitializeEx(NULL, COINIT_APARTMENTTHREADED | COINIT_DISABLE_OLE1DDE);
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if (SUCCEEDED(hr))
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{
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IFileSaveDialog *file_save;
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hr = ::CoCreateInstance(CLSID_FileSaveDialog, NULL, CLSCTX_ALL,
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IID_IFileSaveDialog, reinterpret_cast<void**>(&file_save));
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if (SUCCEEDED(hr))
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{
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if (!title.empty())
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{
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file_save->SetTitle(title.c_str());
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}
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if (!def_file.empty())
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{
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file_save->SetFileName(def_file.c_str());
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}
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if (!def_ext.empty())
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{
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file_save->SetDefaultExtension(def_ext.c_str());
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std::wstring ext = L"*." + def_ext;
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COMDLG_FILTERSPEC spec[] =
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{
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{ L"", ext.c_str() }
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};
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file_save->SetFileTypes(1, spec);
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}
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else
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{
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COMDLG_FILTERSPEC spec[] =
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{
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{ L"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>", L"*.*" }
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};
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file_save->SetFileTypes(1, spec);
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}
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hr = file_save->Show(nullptr);
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if (SUCCEEDED(hr))
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{
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IShellItem *item;
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hr = file_save->GetResult(&item);
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if (SUCCEEDED(hr))
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{
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PWSTR str_file_path;
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hr = item->GetDisplayName(SIGDN_FILESYSPATH, &str_file_path);
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if (SUCCEEDED(hr))
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{
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file_path = str_file_path;
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::CoTaskMemFree(str_file_path);
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}
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item->Release();
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}
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}
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file_save->Release();
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}
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::CoUninitialize();
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}
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return File(file_path);
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}
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