136 lines
3.2 KiB
C++
136 lines
3.2 KiB
C++
// Copyright (c) 2016-2018 Kiwano - 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 "Resource.h"
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#include "../base/logs.h"
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namespace kiwano
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{
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Resource::Resource(LPCWSTR file_name)
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: type_(Type::File)
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, bin_name_(nullptr)
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, bin_type_(nullptr)
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{
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if (file_name)
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file_name_ = new (std::nothrow) String(file_name);
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}
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Resource::Resource(String const& file_name)
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: type_(Type::File)
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, bin_name_(nullptr)
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, bin_type_(nullptr)
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{
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if (!file_name.empty())
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file_name_ = new (std::nothrow) String(file_name);
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}
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Resource::Resource(LPCWSTR name, LPCWSTR type)
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: type_(Type::Binary)
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, bin_name_(name)
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, bin_type_(type)
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{
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}
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Resource::Resource(Resource const & rhs)
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{
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operator=(rhs);
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}
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Resource::~Resource()
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{
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if (IsFileType() && file_name_)
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delete file_name_;
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}
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size_t Resource::GetHashCode() const
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{
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if (type_ == Type::File)
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return std::hash<String>{}(GetFileName());
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return std::hash<LPCWSTR>{}(bin_name_);
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}
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Resource & Resource::operator=(Resource const & rhs)
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{
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if (&rhs != this)
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{
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if (IsFileType() && file_name_)
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{
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delete file_name_;
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file_name_ = nullptr;
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}
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type_ = rhs.type_;
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if (IsFileType())
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{
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if (rhs.file_name_)
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{
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file_name_ = new (std::nothrow) String(*rhs.file_name_);
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}
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}
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else
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{
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bin_name_ = rhs.bin_name_;
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bin_type_ = rhs.bin_type_;
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}
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}
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return *this;
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}
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bool Resource::Load(LPVOID& buffer, DWORD& buffer_size) const
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{
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if (type_ != Type::Binary)
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{
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KGE_ERROR_LOG(L"Only binary resource can be loaded");
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return false;
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}
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HGLOBAL res_data;
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HRSRC res_info;
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res_info = FindResourceW(nullptr, bin_name_, bin_type_);
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if (res_info == nullptr)
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{
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KGE_ERROR_LOG(L"FindResource failed");
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return false;
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}
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res_data = LoadResource(nullptr, res_info);
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if (res_data == nullptr)
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{
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KGE_ERROR_LOG(L"LoadResource failed");
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return false;
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}
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buffer_size = SizeofResource(nullptr, res_info);
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if (buffer_size == 0)
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{
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KGE_ERROR_LOG(L"SizeofResource failed");
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return false;
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}
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buffer = LockResource(res_data);
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if (buffer == nullptr)
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{
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KGE_ERROR_LOG(L"LockResource failed");
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return false;
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}
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return true;
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}
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} |