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use library rw lock

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This commit is contained in:
Akash Mozumdar 2019-02-16 00:25:19 -05:00
parent 9ed3900512
commit c7ff5f637a
1 changed files with 4 additions and 13 deletions
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17
GUI/extenwindow.cpp
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@ -4,6 +4,7 @@
#include "text.h"
#include "types.h"
#include "misc.h"
#include <concrt.h>
#include <QDragEnterEvent>
#include <QDropEvent>
#include <QMimeData>
@ -19,17 +20,7 @@ namespace
wchar_t*(*callback)(wchar_t*, const InfoForExtension*);
};
class : std::shared_mutex
{
public:
void lock() { ++queuedWrites; shared_mutex::lock(); }
void unlock() { --queuedWrites; shared_mutex::unlock(); }
void lock_shared() { while (queuedWrites) Sleep(100); shared_mutex::lock_shared(); }
void unlock_shared() { shared_mutex::unlock_shared(); }
private:
std::atomic<int> queuedWrites = 0;
} extenMutex;
concurrency::reader_writer_lock extenMutex;
std::vector<Extension> extensions;
void Load(QString extenName)
@ -65,7 +56,7 @@ bool DispatchSentenceToExtensions(std::wstring& sentence, const InfoForExtension
wchar_t* sentenceBuffer = (wchar_t*)HeapAlloc(GetProcessHeap(), 0, (sentence.size() + 1) * sizeof(wchar_t));
wcscpy_s(sentenceBuffer, sentence.size() + 1, sentence.c_str());
std::shared_lock readLock(extenMutex);
concurrency::reader_writer_lock::scoped_lock_read readLock(extenMutex);
for (const auto& extension : extensions)
{
wchar_t* nextBuffer = extension.callback(sentenceBuffer, miscInfo);
@ -104,7 +95,7 @@ void ExtenWindow::Sync()
{
ui->extenList->clear();
QTextFile extenSaveFile(EXTEN_SAVE_FILE, QIODevice::WriteOnly | QIODevice::Truncate);
std::shared_lock readLock(extenMutex);
concurrency::reader_writer_lock::scoped_lock_read readLock(extenMutex);
for (auto extension : extensions)
{
ui->extenList->addItem(S(extension.name));