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feiyangqingyun
296
devicesizetable/devicesizetable.cpp
Normal file
296
devicesizetable/devicesizetable.cpp
Normal file
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#pragma execution_character_set("utf-8")
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#include "devicesizetable.h"
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#include "qprocess.h"
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#include "qtablewidget.h"
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#include "qheaderview.h"
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#include "qfileinfo.h"
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#include "qdir.h"
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#include "qprogressbar.h"
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#include "qtimer.h"
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#include "qdebug.h"
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#ifdef Q_OS_WIN
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#include "windows.h"
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#endif
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#define GB (1024 * 1024 * 1024)
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#define MB (1024 * 1024)
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#define KB (1024)
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DeviceSizeTable::DeviceSizeTable(QWidget *parent) : QTableWidget(parent)
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{
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bgColor = QColor(255, 255, 255);
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chunkColor1 = QColor(100, 184, 255);
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chunkColor2 = QColor(24, 189, 155);
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chunkColor3 = QColor(255, 107, 107);
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textColor1 = QColor(10, 10, 10);
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textColor2 = QColor(255, 255, 255);
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textColor3 = QColor(255, 255, 255);
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process = new QProcess(this);
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connect(process, SIGNAL(readyRead()), this, SLOT(readData()));
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this->clear();
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//设置列数和列宽
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this->setColumnCount(5);
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this->setColumnWidth(0, 100);
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this->setColumnWidth(1, 120);
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this->setColumnWidth(2, 120);
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this->setColumnWidth(3, 120);
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this->setColumnWidth(4, 120);
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this->setStyleSheet("QTableWidget::item{padding:0px;}");
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QStringList headText;
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headText << "盘符" << "已用空间" << "可用空间" << "总大小" << "已用百分比" ;
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this->setHorizontalHeaderLabels(headText);
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this->setSelectionBehavior(QAbstractItemView::SelectRows);
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this->setEditTriggers(QAbstractItemView::NoEditTriggers);
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this->setSelectionMode(QAbstractItemView::SingleSelection);
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this->verticalHeader()->setVisible(true);
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this->horizontalHeader()->setStretchLastSection(true);
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QTimer::singleShot(0, this, SLOT(load()));
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}
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QColor DeviceSizeTable::getBgColor() const
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{
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return this->bgColor;
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}
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QColor DeviceSizeTable::getChunkColor1() const
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{
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return this->chunkColor1;
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}
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QColor DeviceSizeTable::getChunkColor2() const
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{
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return this->chunkColor2;
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}
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QColor DeviceSizeTable::getChunkColor3() const
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{
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return this->chunkColor3;
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}
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QColor DeviceSizeTable::getTextColor1() const
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{
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return this->textColor1;
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}
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QColor DeviceSizeTable::getTextColor2() const
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{
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return this->textColor2;
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}
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QColor DeviceSizeTable::getTextColor3() const
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{
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return this->textColor3;
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}
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void DeviceSizeTable::load()
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{
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//清空原有数据
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int row = this->rowCount();
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for (int i = 0; i < row; i++) {
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this->removeRow(0);
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}
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#ifdef Q_OS_WIN
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QFileInfoList list = QDir::drives();
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foreach (QFileInfo dir, list) {
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QString dirName = dir.absolutePath();
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LPCWSTR lpcwstrDriver = (LPCWSTR)dirName.utf16();
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ULARGE_INTEGER liFreeBytesAvailable, liTotalBytes, liTotalFreeBytes;
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if (GetDiskFreeSpaceEx(lpcwstrDriver, &liFreeBytesAvailable, &liTotalBytes, &liTotalFreeBytes)) {
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QString use = QString::number((double)(liTotalBytes.QuadPart - liTotalFreeBytes.QuadPart) / GB, 'f', 1);
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use += "G";
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QString free = QString::number((double) liTotalFreeBytes.QuadPart / GB, 'f', 1);
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free += "G";
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QString all = QString::number((double) liTotalBytes.QuadPart / GB, 'f', 1);
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all += "G";
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int percent = 100 - ((double)liTotalFreeBytes.QuadPart / liTotalBytes.QuadPart) * 100;
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insertSize(dirName, use, free, all, percent);
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}
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}
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#else
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process->start("df -h");
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#endif
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}
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void DeviceSizeTable::setBgColor(const QColor &bgColor)
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{
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if (this->bgColor != bgColor) {
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this->bgColor = bgColor;
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this->load();
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}
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}
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void DeviceSizeTable::setChunkColor1(const QColor &chunkColor1)
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{
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if (this->chunkColor1 != chunkColor1) {
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this->chunkColor1 = chunkColor1;
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this->load();
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}
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}
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void DeviceSizeTable::setChunkColor2(const QColor &chunkColor2)
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{
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if (this->chunkColor2 != chunkColor2) {
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this->chunkColor2 = chunkColor2;
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this->load();
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}
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}
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void DeviceSizeTable::setChunkColor3(const QColor &chunkColor3)
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{
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if (this->chunkColor3 != chunkColor3) {
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this->chunkColor3 = chunkColor3;
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this->load();
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}
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}
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void DeviceSizeTable::setTextColor1(const QColor &textColor1)
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{
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if (this->textColor1 != textColor1) {
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this->textColor1 = textColor1;
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this->load();
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}
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}
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void DeviceSizeTable::setTextColor2(const QColor &textColor2)
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{
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if (this->textColor2 != textColor2) {
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this->textColor2 = textColor2;
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this->load();
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}
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}
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void DeviceSizeTable::setTextColor3(const QColor &textColor3)
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{
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if (this->textColor3 != textColor3) {
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this->textColor3 = textColor3;
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this->load();
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}
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}
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void DeviceSizeTable::readData()
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{
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while (!process->atEnd()) {
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QString result = QLatin1String(process->readLine());
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#ifdef __arm__
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if (result.startsWith("/dev/root")) {
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checkSize(result, "本地存储");
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} else if (result.startsWith("/dev/mmcblk")) {
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checkSize(result, "本地存储");
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} else if (result.startsWith("/dev/mmcblk1p")) {
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checkSize(result, "SD卡");
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QStringList list = result.split(" ");
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emit sdcardReceive(list.at(0));
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} else if (result.startsWith("/dev/sd")) {
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checkSize(result, "U盘");
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QStringList list = result.split(" ");
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emit udiskReceive(list.at(0));
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}
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#else
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if (result.startsWith("/dev/sd")) {
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checkSize(result, "");
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QStringList list = result.split(" ");
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emit udiskReceive(list.at(0));
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}
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#endif
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}
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}
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void DeviceSizeTable::checkSize(const QString &result, const QString &name)
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{
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QString dev, use, free, all;
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int percent = 0;
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QStringList list = result.split(" ");
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int index = 0;
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for (int i = 0; i < list.count(); i++) {
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QString s = list.at(i).trimmed();
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if (s == "") {
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continue;
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}
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index++;
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if (index == 1) {
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dev = s;
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} else if (index == 2) {
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all = s;
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} else if (index == 3) {
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use = s;
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} else if (index == 4) {
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free = s;
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} else if (index == 5) {
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percent = s.left(s.length() - 1).toInt();
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break;
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}
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}
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if (name.length() > 0) {
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dev = name;
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}
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insertSize(dev, use, free, all, percent);
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}
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void DeviceSizeTable::insertSize(const QString &name, const QString &use, const QString &free, const QString &all, int percent)
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{
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int row = this->rowCount();
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this->insertRow(row);
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QTableWidgetItem *itemname = new QTableWidgetItem(name);
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QTableWidgetItem *itemuse = new QTableWidgetItem(use);
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itemuse->setTextAlignment(Qt::AlignCenter);
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QTableWidgetItem *itemfree = new QTableWidgetItem(free);
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itemfree->setTextAlignment(Qt::AlignCenter);
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QTableWidgetItem *itemall = new QTableWidgetItem(all);
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itemall->setTextAlignment(Qt::AlignCenter);
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this->setItem(row, 0, itemname);
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this->setItem(row, 1, itemuse);
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this->setItem(row, 2, itemfree);
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this->setItem(row, 3, itemall);
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QProgressBar *bar = new QProgressBar;
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bar->setRange(0, 100);
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bar->setValue(percent);
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QString qss = QString("QProgressBar{background:%1;border-width:0px;border-radius:0px;text-align:center;}"
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"QProgressBar::chunk{border-radius:0px;}").arg(bgColor.name());
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if (percent < 50) {
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qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor1.name()).arg(chunkColor1.name());
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} else if (percent < 90) {
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qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor2.name()).arg(chunkColor2.name());
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} else {
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qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor3.name()).arg(chunkColor3.name());
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}
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bar->setStyleSheet(qss);
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this->setCellWidget(row, 4, bar);
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}
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QSize DeviceSizeTable::sizeHint() const
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{
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return QSize(500, 300);
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}
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QSize DeviceSizeTable::minimumSizeHint() const
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{
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return QSize(200, 150);
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}
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