first commit

Author: SantaJiang

GetScreenGeometry.pro

@@ -0,0 +1,27 @@
+QT       += core gui
+
+unix:!macx:{
+    LIBS += -lX11
+}
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = GetScreenGeometry
+TEMPLATE = app
+
+DEFINES += QT_DEPRECATED_WARNINGS
+
+SOURCES += \
+        main.cpp \
+        mainwindow.cpp
+
+HEADERS += \
+        mainwindow.h
+
+FORMS += \
+        mainwindow.ui
+
+RC_ICONS = logo.ico
+
+RESOURCES += \
+    root.qrc

image-folder/Linux.gif

@@ -0,0 +1,11 @@
+#include "mainwindow.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+
+    return a.exec();
+}

image-folder/Windows.gif

@@ -0,0 +1,145 @@
+#include "mainwindow.h"
+#include "ui_mainwindow.h"
+#include <QScreen>
+#include <QFileDialog>
+#include <QMessageBox>
+#include <QFile>
+#include <QTime>
+
+#ifdef Q_OS_WIN
+#include "windows.h"
+#pragma comment(lib, "user32.lib")
+#endif
+
+#ifdef Q_OS_LINUX
+#include <X11/Xlib.h>
+#endif
+
+MainWindow::MainWindow(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MainWindow)
+{
+    ui->setupUi(this);
+
+    m_timer = new QTimer(this);
+    connect(m_timer, SIGNAL(timeout()), this, SLOT(update()));
+
+    m_nExecutionType = 0;
+    m_nScreen_width = 0;
+    m_nScreen_height = 0;
+}
+
+MainWindow::~MainWindow()
+{
+    delete ui;
+}
+
+void MainWindow::on_pushButton_start_clicked()
+{
+    m_timer->start(ui->spinBox_timer->value());
+}
+
+void MainWindow::update()
+{
+    QString strOprType = "";
+
+    switch (m_nExecutionType) {
+    case 0:
+    {
+        QScreen* screen = QGuiApplication::primaryScreen();
+        QRect mm = screen->availableGeometry();
+        m_nScreen_width = mm.width();
+        m_nScreen_height = mm.height();
+        strOprType = "Qt API";
+        break;
+    }
+    case 1:
+    {
+#ifdef Q_OS_WIN
+        m_nScreen_width = GetSystemMetrics(SM_CXSCREEN);
+        m_nScreen_height = GetSystemMetrics(SM_CYSCREEN);
+        strOprType = "Windows API";
+#endif
+        break;
+    }
+    case 2:
+    {
+#ifdef Q_OS_LINUX
+        Display *display = XOpenDisplay(NULL);
+        int screen_num = DefaultScreen(display);
+        m_nScreen_width = XDisplayWidth(display,screen_num);
+        m_nScreen_height = XDisplayHeight(display,screen_num);
+        strOprType = "Linux API";
+#endif
+        break;
+    }
+    default:
+        break;
+    }
+
+    QString str = QString("[%1]-> Width: %2, Height: %3  Operation:%4")
+            .arg(getSystemTime())
+            .arg(m_nScreen_width)
+            .arg(m_nScreen_height)
+            .arg(strOprType);
+
+
+    ui->textEdit->append(str);
+}
+
+void MainWindow::on_pushButton_clear_clicked()
+{
+    ui->textEdit->clear();
+}
+
+void MainWindow::on_pushButton_stop_clicked()
+{
+    m_timer->stop();
+}
+
+void MainWindow::on_pushButton_Qt_clicked()
+{
+    m_nExecutionType = 0;
+}
+
+void MainWindow::on_pushButton_Win_clicked()
+{
+    m_nExecutionType = 1;
+}
+
+void MainWindow::on_pushButton_Linux_clicked()
+{
+    m_nExecutionType = 2;
+}
+
+void MainWindow::on_pushButton_save_clicked()
+{
+    QString filePath = QFileDialog::getSaveFileName(this, tr("Save Data"), "",
+                                                    tr("Data Files (*.txt)"));
+    if (filePath.isNull())
+        return;
+
+    QFile file(filePath);
+    if (!file.open(QIODevice::WriteOnly|QIODevice::Text))
+    {
+        QMessageBox::information(this, QString("Hint"),
+                                 QString(""));
+        return;
+    }
+    QString data = ui->textEdit->toPlainText();
+    file.write(data.toLatin1());
+}
+
+QString MainWindow::getSystemTime()
+{
+    QTime *time = new QTime();
+    QString strTime;
+    strTime = time->currentTime().toString("HH:mm:ss.zzz");
+    return strTime;
+}
+
+void MainWindow::on_spinBox_timer_valueChanged(int arg)
+{
+    if(m_timer->isActive())
+        m_timer->start(arg);
+}

logo.ico

@@ -0,0 +1,43 @@
+#ifndef MAINWINDOW_H
+#define MAINWINDOW_H
+
+#include <QMainWindow>
+#include <QtGlobal>
+#include <QTimer>
+
+namespace Ui {
+class MainWindow;
+}
+
+class MainWindow : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MainWindow(QWidget *parent = 0);
+    ~MainWindow();
+
+private slots:
+    void update();
+    void on_pushButton_start_clicked();
+    void on_pushButton_stop_clicked();
+    void on_pushButton_Qt_clicked();
+    void on_pushButton_Win_clicked();
+    void on_pushButton_Linux_clicked();
+    void on_pushButton_save_clicked();
+    void on_pushButton_clear_clicked();
+    QString getSystemTime();
+
+    void on_spinBox_timer_valueChanged(int arg);
+
+
+
+private:
+    Ui::MainWindow *ui;
+    QTimer* m_timer;
+    int m_nExecutionType;
+    int m_nScreen_width;
+    int m_nScreen_height;
+};
+
+#endif // MAINWINDOW_H