新增CPU内存控件
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75
control/cpumemorylabel/cpumemorylabel.h
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75
control/cpumemorylabel/cpumemorylabel.h
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#ifndef CPUMEMORYLABEL_H
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#define CPUMEMORYLABEL_H
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/**
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* CPU内存显示控件 作者:feiyangqingyun(QQ:517216493) 2016-11-18
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* 1. 实时显示当前CPU占用率。
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* 2. 实时显示内存使用情况。
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* 3. 包括共多少内存、已使用多少内存。
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* 4. 全平台通用,包括windows、linux、ARM。
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* 5. 发出信号通知占用率和内存使用情况等,以便自行显示到其他地方。
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*/
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#include <QLabel>
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class QProcess;
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#ifdef quc
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class Q_DECL_EXPORT CpuMemoryLabel : public QLabel
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#else
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class CpuMemoryLabel : public QLabel
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#endif
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{
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Q_OBJECT
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Q_PROPERTY(bool showText READ getShowText WRITE setShowText)
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public:
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explicit CpuMemoryLabel(QWidget *parent = 0);
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~CpuMemoryLabel();
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private:
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quint64 totalNew, idleNew, totalOld, idleOld;
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quint64 cpuPercent; //CPU百分比
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quint64 memoryPercent; //内存百分比
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quint64 memoryAll; //所有内存
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quint64 memoryUse; //已用内存
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quint64 memoryFree; //空闲内存
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QTimer *timerCPU; //定时器获取CPU信息
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QTimer *timerMemory; //定时器获取内存信息
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QProcess *process; //执行命令行
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bool showText; //自己显示值
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private slots:
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void getCPU(); //获取cpu
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void getMemory(); //获取内存
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void readData(); //读取数据
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void setData(); //设置数据
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public:
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//默认尺寸和最小尺寸
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QSize sizeHint() const;
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QSize minimumSizeHint() const;
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//获取和设置是否显示文本
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bool getShowText() const;
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void setShowText(bool showText);
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public Q_SLOTS:
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//开始启动服务
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void start(int interval);
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//停止服务
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void stop();
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Q_SIGNALS:
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//文本改变信号
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void textChanged(const QString &text);
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//cpu和内存占用情况数值改变信号
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void valueChanged(quint64 cpuPercent, quint64 memoryPercent, quint64 memoryAll, quint64 memoryUse, quint64 memoryFree);
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};
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#endif // CPUMEMORYLABEL_H
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