diff --git a/README.md b/README.md
index 23c3f1d..683052f 100644
--- a/README.md
+++ b/README.md
@@ -11,3 +11,4 @@
 5. gifwidget 屏幕录制控件
 6. comtool 串口调试助手
 7. nettool 网络调试助手
+8. devicesizetable 硬盘容量控件
diff --git a/devicesizetable/devicesizetable.cpp b/devicesizetable/devicesizetable.cpp
new file mode 100644
index 0000000..bb65ec2
--- /dev/null
+++ b/devicesizetable/devicesizetable.cpp
@@ -0,0 +1,296 @@
+#pragma execution_character_set("utf-8")
+
+#include "devicesizetable.h"
+#include "qprocess.h"
+#include "qtablewidget.h"
+#include "qheaderview.h"
+#include "qfileinfo.h"
+#include "qdir.h"
+#include "qprogressbar.h"
+#include "qtimer.h"
+#include "qdebug.h"
+
+#ifdef Q_OS_WIN
+#include "windows.h"
+#endif
+#define GB (1024 * 1024 * 1024)
+#define MB (1024 * 1024)
+#define KB (1024)
+
+DeviceSizeTable::DeviceSizeTable(QWidget *parent) : QTableWidget(parent)
+{
+    bgColor = QColor(255, 255, 255);
+
+    chunkColor1 = QColor(100, 184, 255);
+    chunkColor2 = QColor(24, 189, 155);
+    chunkColor3 = QColor(255, 107, 107);
+
+    textColor1 = QColor(10, 10, 10);
+    textColor2 = QColor(255, 255, 255);
+    textColor3 = QColor(255, 255, 255);
+
+    process = new QProcess(this);
+    connect(process, SIGNAL(readyRead()), this, SLOT(readData()));
+
+    this->clear();
+
+    //设置列数和列宽
+    this->setColumnCount(5);
+    this->setColumnWidth(0, 100);
+    this->setColumnWidth(1, 120);
+    this->setColumnWidth(2, 120);
+    this->setColumnWidth(3, 120);
+    this->setColumnWidth(4, 120);
+
+    this->setStyleSheet("QTableWidget::item{padding:0px;}");
+
+    QStringList headText;
+    headText << "盘符" << "已用空间" << "可用空间" << "总大小" << "已用百分比" ;
+
+    this->setHorizontalHeaderLabels(headText);
+    this->setSelectionBehavior(QAbstractItemView::SelectRows);
+    this->setEditTriggers(QAbstractItemView::NoEditTriggers);
+    this->setSelectionMode(QAbstractItemView::SingleSelection);
+    this->verticalHeader()->setVisible(true);
+    this->horizontalHeader()->setStretchLastSection(true);
+
+    QTimer::singleShot(0, this, SLOT(load()));
+}
+
+QColor DeviceSizeTable::getBgColor() const
+{
+    return this->bgColor;
+}
+
+QColor DeviceSizeTable::getChunkColor1() const
+{
+    return this->chunkColor1;
+}
+
+QColor DeviceSizeTable::getChunkColor2() const
+{
+    return this->chunkColor2;
+}
+
+QColor DeviceSizeTable::getChunkColor3() const
+{
+    return this->chunkColor3;
+}
+
+QColor DeviceSizeTable::getTextColor1() const
+{
+    return this->textColor1;
+}
+
+QColor DeviceSizeTable::getTextColor2() const
+{
+    return this->textColor2;
+}
+
+QColor DeviceSizeTable::getTextColor3() const
+{
+    return this->textColor3;
+}
+
+void DeviceSizeTable::load()
+{
+    //清空原有数据
+    int row = this->rowCount();
+
+    for (int i = 0; i < row; i++) {
+        this->removeRow(0);
+    }
+
+#ifdef Q_OS_WIN
+    QFileInfoList list = QDir::drives();
+
+    foreach (QFileInfo dir, list) {
+        QString dirName = dir.absolutePath();
+        LPCWSTR lpcwstrDriver = (LPCWSTR)dirName.utf16();
+        ULARGE_INTEGER liFreeBytesAvailable, liTotalBytes, liTotalFreeBytes;
+
+        if (GetDiskFreeSpaceEx(lpcwstrDriver, &liFreeBytesAvailable, &liTotalBytes, &liTotalFreeBytes)) {
+            QString use = QString::number((double)(liTotalBytes.QuadPart - liTotalFreeBytes.QuadPart) / GB, 'f', 1);
+            use += "G";
+            QString free = QString::number((double) liTotalFreeBytes.QuadPart / GB, 'f', 1);
+            free += "G";
+            QString all = QString::number((double) liTotalBytes.QuadPart / GB, 'f', 1);
+            all += "G";
+            int percent = 100 - ((double)liTotalFreeBytes.QuadPart / liTotalBytes.QuadPart) * 100;
+
+            insertSize(dirName, use, free, all, percent);
+        }
+    }
+
+#else
+    process->start("df -h");
+#endif
+}
+
+void DeviceSizeTable::setBgColor(const QColor &bgColor)
+{
+    if (this->bgColor != bgColor) {
+        this->bgColor = bgColor;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setChunkColor1(const QColor &chunkColor1)
+{
+    if (this->chunkColor1 != chunkColor1) {
+        this->chunkColor1 = chunkColor1;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setChunkColor2(const QColor &chunkColor2)
+{
+    if (this->chunkColor2 != chunkColor2) {
+        this->chunkColor2 = chunkColor2;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setChunkColor3(const QColor &chunkColor3)
+{
+    if (this->chunkColor3 != chunkColor3) {
+        this->chunkColor3 = chunkColor3;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setTextColor1(const QColor &textColor1)
+{
+    if (this->textColor1 != textColor1) {
+        this->textColor1 = textColor1;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setTextColor2(const QColor &textColor2)
+{
+    if (this->textColor2 != textColor2) {
+        this->textColor2 = textColor2;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::setTextColor3(const QColor &textColor3)
+{
+    if (this->textColor3 != textColor3) {
+        this->textColor3 = textColor3;
+        this->load();
+    }
+}
+
+void DeviceSizeTable::readData()
+{
+    while (!process->atEnd()) {
+        QString result = QLatin1String(process->readLine());
+#ifdef __arm__
+        if (result.startsWith("/dev/root")) {
+            checkSize(result, "本地存储");
+        } else if (result.startsWith("/dev/mmcblk")) {
+            checkSize(result, "本地存储");
+        } else if (result.startsWith("/dev/mmcblk1p")) {
+            checkSize(result, "SD卡");
+            QStringList list = result.split(" ");
+            emit sdcardReceive(list.at(0));
+        } else if (result.startsWith("/dev/sd")) {
+            checkSize(result, "U盘");
+            QStringList list = result.split(" ");
+            emit udiskReceive(list.at(0));
+        }
+#else
+        if (result.startsWith("/dev/sd")) {
+            checkSize(result, "");
+            QStringList list = result.split(" ");
+            emit udiskReceive(list.at(0));
+        }
+#endif
+    }
+}
+
+void DeviceSizeTable::checkSize(const QString &result, const QString &name)
+{
+    QString dev, use, free, all;
+    int percent = 0;
+    QStringList list = result.split(" ");
+    int index = 0;
+
+    for (int i = 0; i < list.count(); i++) {
+        QString s = list.at(i).trimmed();
+
+        if (s == "") {
+            continue;
+        }
+
+        index++;
+
+        if (index == 1) {
+            dev = s;
+        } else if (index == 2) {
+            all = s;
+        } else if (index == 3) {
+            use = s;
+        } else if (index == 4) {
+            free = s;
+        } else if (index == 5) {
+            percent = s.left(s.length() - 1).toInt();
+            break;
+        }
+    }
+
+    if (name.length() > 0) {
+        dev = name;
+    }
+
+    insertSize(dev, use, free, all, percent);
+}
+
+void DeviceSizeTable::insertSize(const QString &name, const QString &use, const QString &free, const QString &all, int percent)
+{
+    int row = this->rowCount();
+    this->insertRow(row);
+
+    QTableWidgetItem *itemname = new QTableWidgetItem(name);
+    QTableWidgetItem *itemuse = new QTableWidgetItem(use);
+    itemuse->setTextAlignment(Qt::AlignCenter);
+    QTableWidgetItem *itemfree = new QTableWidgetItem(free);
+    itemfree->setTextAlignment(Qt::AlignCenter);
+    QTableWidgetItem *itemall = new QTableWidgetItem(all);
+    itemall->setTextAlignment(Qt::AlignCenter);
+
+    this->setItem(row, 0, itemname);
+    this->setItem(row, 1, itemuse);
+    this->setItem(row, 2, itemfree);
+    this->setItem(row, 3, itemall);
+
+    QProgressBar *bar = new QProgressBar;
+    bar->setRange(0, 100);
+    bar->setValue(percent);
+
+    QString qss = QString("QProgressBar{background:%1;border-width:0px;border-radius:0px;text-align:center;}"
+                          "QProgressBar::chunk{border-radius:0px;}").arg(bgColor.name());
+
+    if (percent < 50) {
+        qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor1.name()).arg(chunkColor1.name());
+    } else if (percent < 90) {
+        qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor2.name()).arg(chunkColor2.name());
+    } else {
+        qss += QString("QProgressBar{color:%1;}QProgressBar::chunk{background:%2;}").arg(textColor3.name()).arg(chunkColor3.name());
+    }
+
+    bar->setStyleSheet(qss);
+    this->setCellWidget(row, 4, bar);
+}
+
+QSize DeviceSizeTable::sizeHint() const
+{
+    return QSize(500, 300);
+}
+
+QSize DeviceSizeTable::minimumSizeHint() const
+{
+    return QSize(200, 150);
+}
diff --git a/devicesizetable/devicesizetable.h b/devicesizetable/devicesizetable.h
new file mode 100644
index 0000000..9c60881
--- /dev/null
+++ b/devicesizetable/devicesizetable.h
@@ -0,0 +1,91 @@
+#ifndef DEVICESIZETABLE_H
+#define DEVICESIZETABLE_H
+
+/**
+ * 本地存储空间大小控件 作者:feiyangqingyun(QQ:517216493) 2016-11-30
+ * 1:可自动加载本地存储设备的总容量/已用容量
+ * 2:进度条显示已用容量
+ * 3:支持所有操作系统
+ * 4:增加U盘或者SD卡到达信号
+ */
+
+#include <QTableWidget>
+
+class QProcess;
+
+#ifdef quc
+#if (QT_VERSION < QT_VERSION_CHECK(5,7,0))
+#include <QtDesigner/QDesignerExportWidget>
+#else
+#include <QtUiPlugin/QDesignerExportWidget>
+#endif
+
+class QDESIGNER_WIDGET_EXPORT DeviceSizeTable : public QTableWidget
+#else
+class DeviceSizeTable : public QTableWidget
+#endif
+
+{
+    Q_OBJECT
+    Q_PROPERTY(QColor bgColor READ getBgColor WRITE setBgColor)
+    Q_PROPERTY(QColor chunkColor1 READ getChunkColor1 WRITE setChunkColor1)
+    Q_PROPERTY(QColor chunkColor2 READ getChunkColor2 WRITE setChunkColor2)
+    Q_PROPERTY(QColor chunkColor3 READ getChunkColor3 WRITE setChunkColor3)
+    Q_PROPERTY(QColor textColor1 READ getTextColor1 WRITE setTextColor1)
+    Q_PROPERTY(QColor textColor2 READ getTextColor2 WRITE setTextColor2)
+    Q_PROPERTY(QColor textColor3 READ getTextColor3 WRITE setTextColor3)
+
+public:
+    explicit DeviceSizeTable(QWidget *parent = 0);
+
+private:
+    QProcess *process;          //执行命令进程
+
+    QColor bgColor;             //背景颜色
+    QColor chunkColor1;         //进度颜色1
+    QColor chunkColor2;         //进度颜色2
+    QColor chunkColor3;         //进度颜色3
+    QColor textColor1;          //文字颜色1
+    QColor textColor2;          //文字颜色2
+    QColor textColor3;          //文字颜色3
+
+private slots:
+    void readData();
+    void checkSize(const QString &result, const QString &name);
+    void insertSize(const QString &name, const QString &use, const QString &free, const QString &all, int percent);
+
+public:
+    QColor getBgColor()         const;
+    QColor getChunkColor1()     const;
+    QColor getChunkColor2()     const;
+    QColor getChunkColor3()     const;
+    QColor getTextColor1()      const;
+    QColor getTextColor2()      const;
+    QColor getTextColor3()      const;
+
+    QSize sizeHint()            const;
+    QSize minimumSizeHint()     const;
+
+public Q_SLOTS:
+    //载入容量
+    void load();
+
+    //设置背景颜色
+    void setBgColor(const QColor &bgColor);
+
+    //设置进度颜色
+    void setChunkColor1(const QColor &chunkColor1);
+    void setChunkColor2(const QColor &chunkColor2);
+    void setChunkColor3(const QColor &chunkColor3);
+
+    //设置文字颜色
+    void setTextColor1(const QColor &textColor1);
+    void setTextColor2(const QColor &textColor2);
+    void setTextColor3(const QColor &textColor3);
+
+Q_SIGNALS:
+    void sdcardReceive(const QString &sdcardName);
+    void udiskReceive(const QString &udiskName);
+};
+
+#endif // DEVICESIZETABLE_H
diff --git a/devicesizetable/devicesizetable.pro b/devicesizetable/devicesizetable.pro
new file mode 100644
index 0000000..11fb450
--- /dev/null
+++ b/devicesizetable/devicesizetable.pro
@@ -0,0 +1,23 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2017-02-08T10:02:20
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET      = devicesizetable
+TEMPLATE    = app
+DESTDIR     = $$PWD/../bin
+CONFIG      += warn_off
+
+SOURCES     += main.cpp
+SOURCES     += frmdevicesizetable.cpp
+SOURCES     += devicesizetable.cpp
+
+HEADERS     += frmdevicesizetable.h
+HEADERS     += devicesizetable.h
+
+FORMS       += frmdevicesizetable.ui
diff --git a/devicesizetable/frmdevicesizetable.cpp b/devicesizetable/frmdevicesizetable.cpp
new file mode 100644
index 0000000..823bb31
--- /dev/null
+++ b/devicesizetable/frmdevicesizetable.cpp
@@ -0,0 +1,14 @@
+#pragma execution_character_set("utf-8")
+
+#include "frmdevicesizetable.h"
+#include "ui_frmdevicesizetable.h"
+
+frmDeviceSizeTable::frmDeviceSizeTable(QWidget *parent) : QWidget(parent), ui(new Ui::frmDeviceSizeTable)
+{
+	ui->setupUi(this);
+}
+
+frmDeviceSizeTable::~frmDeviceSizeTable()
+{
+	delete ui;
+}
diff --git a/devicesizetable/frmdevicesizetable.h b/devicesizetable/frmdevicesizetable.h
new file mode 100644
index 0000000..f5e1076
--- /dev/null
+++ b/devicesizetable/frmdevicesizetable.h
@@ -0,0 +1,23 @@
+#ifndef FRMDEVICESIZETABLE_H
+#define FRMDEVICESIZETABLE_H
+
+#include <QWidget>
+
+namespace Ui
+{
+class frmDeviceSizeTable;
+}
+
+class frmDeviceSizeTable : public QWidget
+{
+	Q_OBJECT
+
+public:
+	explicit frmDeviceSizeTable(QWidget *parent = 0);
+	~frmDeviceSizeTable();
+
+private:
+	Ui::frmDeviceSizeTable *ui;
+};
+
+#endif // FRMDEVICESIZETABLE_H
diff --git a/devicesizetable/frmdevicesizetable.ui b/devicesizetable/frmdevicesizetable.ui
new file mode 100644
index 0000000..ab1fbf8
--- /dev/null
+++ b/devicesizetable/frmdevicesizetable.ui
@@ -0,0 +1,122 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>frmDeviceSizeTable</class>
+ <widget class="QWidget" name="frmDeviceSizeTable">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>500</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="DeviceSizeTable" name="tableWidget">
+     <row/>
+     <row/>
+     <row/>
+     <row/>
+     <row/>
+     <column/>
+     <column/>
+     <column/>
+     <column/>
+     <column/>
+     <item row="0" column="0"/>
+     <item row="0" column="1">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="0" column="2">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="0" column="3">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="1" column="0"/>
+     <item row="1" column="1">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="1" column="2">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="1" column="3">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="2" column="0"/>
+     <item row="2" column="1">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="2" column="2">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="2" column="3">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="3" column="0"/>
+     <item row="3" column="1">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="3" column="2">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="3" column="3">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="4" column="0"/>
+     <item row="4" column="1">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="4" column="2">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+     <item row="4" column="3">
+      <property name="textAlignment">
+       <set>AlignCenter</set>
+      </property>
+     </item>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>DeviceSizeTable</class>
+   <extends>QTableWidget</extends>
+   <header>devicesizetable.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/devicesizetable/main.cpp b/devicesizetable/main.cpp
new file mode 100644
index 0000000..6edda79
--- /dev/null
+++ b/devicesizetable/main.cpp
@@ -0,0 +1,31 @@
+#pragma execution_character_set("utf-8")
+
+#include "frmdevicesizetable.h"
+#include <QApplication>
+#include <QTextCodec>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    a.setFont(QFont("Microsoft Yahei", 9));
+
+#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
+#if _MSC_VER
+    QTextCodec *codec = QTextCodec::codecForName("gbk");
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+#endif
+    QTextCodec::setCodecForLocale(codec);
+    QTextCodec::setCodecForCStrings(codec);
+    QTextCodec::setCodecForTr(codec);
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+    QTextCodec::setCodecForLocale(codec);
+#endif
+
+    frmDeviceSizeTable w;
+    w.setWindowTitle("本地存储空间大小控件");
+    w.show();
+
+    return a.exec();
+}