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StorageView.cpp
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StorageView.cpp
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#include <QtCharts/QPieSlice>
#include <QStorageInfo>
#include <QHBoxLayout>
#include <QDateTime>
#include <QDebug>
#include <QDir>
#include "StorageView.h"
#include "ui_StorageView.h"
StorageView::StorageView(QString path, int storageMinLimit, int storageMinData, QWidget *parent) :
QWidget(parent),
ui(new Ui::StorageView),
timer(new QTimer(this)),
chartView(new QChartView(this)),
series(new QPieSeries(this)),
path(path),
limit(storageMinLimit),
limitData(storageMinData)
{
ui->setupUi(this);
updateGraphData();
QStorageInfo info(path);
int storageSize = info.bytesTotal()/1024/1024/1024;
int storageAvailable = (info.bytesAvailable()/1024/1024/1024);
int storageUsed = storageSize - storageAvailable;
QChart *chart = new QChart();
chart->addSeries(series);
//chart->setTitle(info.name() + ": " + QString::number(storageSize) + " [GB]");
chart->legend()->hide();
//chart->legend()->setAlignment(Qt::AlignRight);
//chart->setGeometry(0,0,200,200);
chart->setMargins(QMargins(0,0,0,0));
chartView = new QChartView(chart);
chartView->setRenderHint(QPainter::Antialiasing);
//chartView->setMinimumWidth(300);
//chartView->setMaximumWidth(300);
//chartView->setMinimumHeight(250);
//chartView->chart()->setTheme(QChart::ChartThemeLight);
chartView->setBackgroundBrush(QBrush(Qt::white));
QHBoxLayout *layout1 = new QHBoxLayout;
layout1->setMargin(0);
layout1->addWidget(chartView);
QVBoxLayout *central = new QVBoxLayout(this);
central->addLayout(layout1, 1);
central->setMargin(0);
#define STORAGE_Info_Offset 15
#define STORAGE_Info_Size 13
#define STORAGE_Info_Width 120
QLabel *text1 = new QLabel("Name: " + info.name() , this);
text1->setGeometry(QRect(STORAGE_Info_Offset, 10, STORAGE_Info_Width, STORAGE_Info_Size));
QLabel *text2 = new QLabel("System: " + info.fileSystemType() , this);
text2->setGeometry(QRect(STORAGE_Info_Offset, 25, STORAGE_Info_Width, STORAGE_Info_Size));
QLabel *text3 = new QLabel("HDD Free: " + QString::number(storageAvailable) + " [GB]" , this);
text3->setGeometry(QRect(STORAGE_Info_Offset, 45, STORAGE_Info_Width, STORAGE_Info_Size));
QLabel *text4 = new QLabel("HDD Size: " + QString::number(storageSize) + " [GB]" , this);
text4->setGeometry(QRect(STORAGE_Info_Offset, 60, STORAGE_Info_Width, STORAGE_Info_Size));
QLabel *text5 = new QLabel("Memory Free: -" , this);
text5->setGeometry(QRect(STORAGE_Info_Offset, 80, STORAGE_Info_Width, STORAGE_Info_Size));
QLabel *text6 = new QLabel("Memory Size: -" , this);
text6->setGeometry(QRect(STORAGE_Info_Offset, 95, STORAGE_Info_Width, STORAGE_Info_Size));
infoLabels.insert(ESTORAGE_Info_Name, text1);
infoLabels.insert(ESTORAGE_Info_System, text2);
infoLabels.insert(ESTORAGE_Info_Free, text3);
infoLabels.insert(ESTORAGE_Info_Total, text4);
infoLabels.insert(ESTORAGE_Info_Mem_Free, text5);
infoLabels.insert(ESTORAGE_Info_Mem_Total, text6);
connect(timer, SIGNAL(timeout()), this, SLOT(timer_timeout()));
timer->setInterval(5000);
timer->start();
}
StorageView::~StorageView()
{
timer->stop();
delete ui;
}
void StorageView::timer_timeout()
{
updateGraphData();
chartView->update();
}
void StorageView::updateGraphData()
{
QStorageInfo info(path);
int storageSize = info.bytesTotal()/1024/1024/1024;
int storageAvailable = (info.bytesAvailable()/1024/1024/1024);
int storageUsed = storageSize - storageAvailable;
series->clear();
series->append("Free: " + QString::number(storageAvailable) + " [GB]" , storageAvailable);
series->append("Used", storageUsed);
QPieSlice *slice1 = series->slices().at(0);
//slice1->setExploded();
slice1->setLabelVisible();
slice1->setPen(QPen(Qt::darkGreen, 2));
slice1->setBrush(QBrush("light green"));
QPieSlice *slice2 = series->slices().at(1);
slice2->setBrush(QBrush("light blue"));
QDateTime dt = QDateTime::currentDateTime();
if(infoLabels.size()==ESTORAGE_Info_Size)
{
infoLabels[ESTORAGE_Info_Free]->setText("HDD Free: " + QString::number(storageAvailable) + " [GB]");
}
static bool limitExc = false;
double storageUsedPercent = (double)storageAvailable/(double)storageSize * 100.0;
if(storageUsedPercent < limit && !limitExc)
{
//red signalization
chartView->setBackgroundBrush(QBrush(Qt::red));
limitExc = true;
}
else if (storageUsedPercent > limit && limitExc)
{
chartView->setBackgroundBrush(QBrush(Qt::white));
limitExc = false;
}
if(storageUsedPercent < limitData && limitData!=0)
{
//delete oldest date in catalog
QString pathToDel = getOldestPath(path);
if(pathToDel.length()>0)
{
QDir dir(pathToDel);
dir.removeRecursively();
}
}
memoryUsage();
}
QString StorageView::getOldestPath(QString path)
{
QString returnPath("");
QDir dir(path);
if(!dir.isEmpty())
{
QFileInfoList entries = dir.entryInfoList( QDir::NoDotAndDotDot | QDir::Dirs);
if(entries.size()>0)
{
QString syear = entries.at(0).absoluteFilePath();
QDir yearDir(syear);
entries = yearDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Dirs);
if(entries.size()>0)
{
QString smounth = entries.at(0).absoluteFilePath();
QDir mounthDir(smounth);
entries = mounthDir.entryInfoList(QDir::NoDotAndDotDot | QDir::Dirs);
if(entries.size()>0)
{
QString sday = entries.at(0).absoluteFilePath();
//delete day
returnPath = sday;
}
else
{
//delete mounth
returnPath = smounth;
}
}
else
{
//delete year
returnPath = syear;
}
}
}
return returnPath;
}
#define _AMD64_
#include <sysinfoapi.h>
void StorageView::memoryUsage()
{
MEMORYSTATUSEX memory_status;
ZeroMemory(&memory_status, sizeof(MEMORYSTATUSEX));
memory_status.dwLength = sizeof(MEMORYSTATUSEX);
if (GlobalMemoryStatusEx(&memory_status))
{
int total = memory_status.ullTotalPhys / (1024 * 1024);
int avail = memory_status.ullAvailPhys / (1024 * 1024);
//qDebug() << "Total mem: " + QString::number(total) + " [MB], Avail: " + QString::number(avail) + " [MB]";
if(infoLabels.size()==ESTORAGE_Info_Size)
{
infoLabels[ESTORAGE_Info_Mem_Total]->setText("Memory Size: " + QString::number(total) + " [MB]");
infoLabels[ESTORAGE_Info_Mem_Free]->setText("Memory Free: " + QString::number(avail) + " [MB]");
}
}
}