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authorDaniel Wilhelm <daniel@wili.li>2014-04-18 17:17:51 +0200
committerDaniel Wilhelm <daniel@wili.li>2014-04-18 17:17:51 +0200
commit237aedc590b58c0e69d7dfcac92b5f767b7c004a (patch)
tree83f361a82ba483f2daf83b677e8685cd953812d9 /zen/file_handling.cpp
parent4.5 (diff)
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4.6
Diffstat (limited to 'zen/file_handling.cpp')
-rw-r--r--zen/file_handling.cpp50
1 files changed, 29 insertions, 21 deletions
diff --git a/zen/file_handling.cpp b/zen/file_handling.cpp
index d6804e34..334128d9 100644
--- a/zen/file_handling.cpp
+++ b/zen/file_handling.cpp
@@ -505,13 +505,19 @@ void zen::renameFile(const Zstring& oldName, const Zstring& newName) //throw Fil
class CopyCallbackImpl : public zen::CallbackCopyFile //callback functionality
{
public:
- CopyCallbackImpl(const Zstring& sourceFile, CallbackMoveFile& callback) : sourceFile_(sourceFile), moveCallback(callback) {}
+ CopyCallbackImpl(const Zstring& sourceFile,
+ const Zstring& targetFile,
+ CallbackMoveFile& callback) : sourceFile_(sourceFile),
+ targetFile_(targetFile),
+ moveCallback(callback) {}
virtual void deleteTargetFile(const Zstring& targetFile) { assert(!fileExists(targetFile)); }
virtual void updateCopyStatus(UInt64 totalBytesTransferred)
{
- moveCallback.requestUiRefresh(sourceFile_);
+ const Int64 delta = to<Int64>(totalBytesTransferred) - bytesReported;
+ moveCallback.updateStatus(delta);
+ bytesReported += delta;
}
private:
@@ -519,15 +525,15 @@ private:
CopyCallbackImpl& operator=(const CopyCallbackImpl&);
const Zstring sourceFile_;
+ const Zstring targetFile_;
CallbackMoveFile& moveCallback;
+ Int64 bytesReported;
};
void zen::moveFile(const Zstring& sourceFile, const Zstring& targetFile, bool ignoreExisting, CallbackMoveFile* callback) //throw FileError;
{
- //call back once per file (moveFile() is called by moveDirectory())
- if (callback)
- callback->requestUiRefresh(sourceFile);
+ if (callback) callback->onBeforeFileMove(sourceFile, targetFile); //call back once *after* work was done
const bool targetExisting = fileExists(targetFile);
@@ -541,24 +547,28 @@ void zen::moveFile(const Zstring& sourceFile, const Zstring& targetFile, bool ig
try
{
renameFile(sourceFile, targetFile); //throw FileError, ErrorDifferentVolume
- return; //great, we get away cheaply!
+ //great, we get away cheaply!
+ if (callback) callback->objectProcessed();
+ return;
}
//if moving failed treat as error (except when it tried to move to a different volume: in this case we will copy the file)
catch (const ErrorDifferentVolume&) {}
//file is on a different volume: let's copy it
- std::unique_ptr<CopyCallbackImpl> copyCallback(callback != NULL ? new CopyCallbackImpl(sourceFile, *callback) : NULL);
-
if (symlinkExists(sourceFile))
copySymlink(sourceFile, targetFile, false); //throw FileError; don't copy filesystem permissions
else
+ {
+ std::unique_ptr<CopyCallbackImpl> copyCallback(callback != NULL ? new CopyCallbackImpl(sourceFile, targetFile, *callback) : NULL);
copyFile(sourceFile, targetFile, false, true, copyCallback.get()); //throw FileError;
+ }
//attention: if copy-operation was cancelled an exception is thrown => sourcefile is not deleted, as we wish!
}
removeFile(sourceFile); //throw FileError
//note: copying file is NOT undone in case of exception: currently this function is called in context of user-defined deletion dir, where this behavior is fine
+ if (callback) callback->objectProcessed();
}
namespace
@@ -605,19 +615,15 @@ private:
struct RemoveCallbackImpl : public CallbackRemoveDir
{
- RemoveCallbackImpl(const Zstring& sourceDir,
- CallbackMoveFile& moveCallback) :
- sourceDir_(sourceDir),
- moveCallback_(moveCallback) {}
+ RemoveCallbackImpl(CallbackMoveFile& moveCallback) : moveCallback_(moveCallback) {}
- virtual void notifyFileDeletion(const Zstring& filename) { moveCallback_.requestUiRefresh(sourceDir_); }
- virtual void notifyDirDeletion (const Zstring& dirname ) { moveCallback_.requestUiRefresh(sourceDir_); }
+ virtual void notifyFileDeletion(const Zstring& filename) { moveCallback_.updateStatus(0); }
+ virtual void notifyDirDeletion (const Zstring& dirname ) { moveCallback_.updateStatus(0); }
private:
RemoveCallbackImpl(const RemoveCallbackImpl&);
RemoveCallbackImpl& operator=(const RemoveCallbackImpl&);
- const Zstring sourceDir_;
CallbackMoveFile& moveCallback_;
};
}
@@ -625,9 +631,7 @@ private:
void moveDirectoryImpl(const Zstring& sourceDir, const Zstring& targetDir, bool ignoreExisting, CallbackMoveFile* callback) //throw FileError
{
- //call back once per folder
- if (callback)
- callback->requestUiRefresh(sourceDir);
+ if (callback) callback->onBeforeDirMove(sourceDir, targetDir); //call back once *after* work was done
const bool targetExisting = dirExists(targetDir);
@@ -643,7 +647,9 @@ void moveDirectoryImpl(const Zstring& sourceDir, const Zstring& targetDir, bool
try
{
renameFile(sourceDir, targetDir); //throw FileError, ErrorDifferentVolume, ErrorTargetExisting
- return; //great, we get away cheaply!
+ //great, we get away cheaply!
+ if (callback) callback->objectProcessed();
+ return;
}
//if moving failed treat as error (except when it tried to move to a different volume: in this case we will copy the directory)
catch (const ErrorDifferentVolume&) {}
@@ -681,8 +687,10 @@ void moveDirectoryImpl(const Zstring& sourceDir, const Zstring& targetDir, bool
}
//delete source
- std::unique_ptr<RemoveCallbackImpl> removeCallback(callback != NULL ? new RemoveCallbackImpl(sourceDir, *callback) : NULL);
+ std::unique_ptr<RemoveCallbackImpl> removeCallback(callback != NULL ? new RemoveCallbackImpl(*callback) : NULL);
removeDirectory(sourceDir, removeCallback.get()); //throw FileError;
+
+ if (callback) callback->objectProcessed();
}
@@ -1458,7 +1466,7 @@ DWORD CALLBACK copyCallbackInternal(LARGE_INTEGER totalFileSize,
if source is a symlink and COPY_FILE_COPY_SYMLINK is NOT specified, this callback is called and hSourceFile is a handle to the *target* of the link!
file time handling:
- ::CopyFileEx() will copy file modification time (only) over from source file AFTER the last inocation of this callback
+ ::CopyFileEx() will copy file modification time (only) over from source file AFTER the last invokation of this callback
=> it is possible to adapt file creation time of target in here, but NOT file modification time!
alternate data stream handling:
bgstack15