Cocos2d-x项目移植到WP8系列之四：文件操作

 1 bool WZFileUtilWP8::makeDirectory(const std::string& dirPath)
 2 {
 3 
 4     auto localFolder = Windows::Storage::ApplicationData::Current->LocalFolder;
 5     Platform::String ^pStr_FileName = ref new Platform::String(WZCallCS_And_Back_CommonFunc::stringToWString(dirPath.c_str()).c_str());
 6 
 7     create_task(localFolder->CreateFolderAsync(pStr_FileName, CreationCollisionOption::ReplaceExisting)).wait();
 8 
 9     CCLog("craete folder: %s success\n", dirPath.c_str());
10     return true;
11 
12 }
13 
14 
15 bool WZFileUtilWP8::removeDirectory(const std::string& dirName)
16 {
17     //return callCS->FunCallCS_RemoveDirectory(dirName.c_str());
18 
19     //删除不存在的文件夹会抛出异常，但这异常在task里捕获真TM蛋疼
20     //现在通过先创建一个和要删除的文件夹同名的文件夹再删除来间接实现
21 
22     auto localFolder = Windows::Storage::ApplicationData::Current->LocalFolder;
23     Platform::String ^pStr_dirName = ref new Platform::String(WZCallCS_And_Back_CommonFunc::stringToWString(dirName.c_str()).c_str());
24 
25     this->makeDirectory(dirName);
26 
27     create_task(localFolder->GetFolderAsync(pStr_dirName)).then([](StorageFolder^ folder)
28     {
29         folder->DeleteAsync();
30     }).wait();
31 
32     CCLog("remove folder: %s success\n", dirName.c_str());
33     return true;
34 }
35 
36 
37 bool WZFileUtilWP8::isFullPathExist(const std::string &fullPath)
38 {
39     auto localFolder = Windows::Storage::ApplicationData::Current->LocalFolder;
40     Platform::String ^pStr_fulaPathName = ref new Platform::String(WZCallCS_And_Back_CommonFunc::stringToWString(fullPath.c_str()).c_str());
41     
42     //还是异常捕获太蛋疼，直接创建吧，总是返回true
43     create_task(localFolder->CreateFileAsync(pStr_fulaPathName, CreationCollisionOption::OpenIfExists)).wait();
44 
45     CCLog("file: %s is exist\n", fullPath.c_str());
46     return true;
47 }
48 
49 
50 
51 //根据一个多级 目录 的字符串创建目录及文件
52 bool WZFileUtilWP8::makeFullPath(const std::string& fullTargetPath)
53 {
54 
55     //wp8可以直接创建多级目录
56     //return callCS->FunCallCS_CreateFullPathFile(fullPath.c_str());
57 
58 
59     auto localFolder = Windows::Storage::ApplicationData::Current->LocalFolder;
60     Platform::String ^pStr_fullPathName = ref new Platform::String(WZCallCS_And_Back_CommonFunc::stringToWString(fullTargetPath.c_str()).c_str());
61     create_task(localFolder->CreateFileAsync(pStr_fullPathName, CreationCollisionOption::ReplaceExisting)).wait();
62 
63     CCLog("create file: %s success\n", fullTargetPath.c_str());
64 
65     return true;  
66 
67 }