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add HttpDemo
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litz-a committed May 27, 2017
1 parent f04ec80 commit 6f551ee
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23 changes: 23 additions & 0 deletions HttpDemo/HttpDemo.pro
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#-------------------------------------------------
#
# Project created by QtCreator 2015-08-26T23:27:46
#
#-------------------------------------------------

QT = core gui
QT = network

greaterThan(QT_MAJOR_VERSION, 4): QT = widgets

TARGET = HttpDemo
TEMPLATE = app


SOURCES = main.cpp\
mainwindow.cpp \
getdatathread.cpp

HEADERS = mainwindow.h \
getdatathread.h

FORMS = mainwindow.ui
59 changes: 59 additions & 0 deletions HttpDemo/getdatathread.cpp
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#include "getdatathread.h"

getDataThread::getDataThread(QString url, int request_type, QString data)
{
this->url = url;
this->request_type = request_type;
this->data = data;

// nam = new QNetworkAccessManager(this);
// QObject::connect(nam,SIGNAL(finished(QNetworkReply*)),this,SLOT(getDataFinishSlot(QNetworkReply*)));
}

getDataThread::~getDataThread()
{
delete reply;
delete nam;
}

void getDataThread::run()
{
request_url = QUrl(url);
nam = new QNetworkAccessManager(this);
connect(nam,SIGNAL(finished(QNetworkReply*)),this,SLOT(getDataFinishSlot(QNetworkReply*)));

if(request_type == 1)
{
//GETÇëÇó
request.setUrl(request_url);
reply = nam->get(request);
qDebug("getDataThread run\n");
}
else
{
//POSTÇëÇó
request.setUrl(request_url);
request.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");

QByteArray postData(data.toStdString().c_str());

reply = nam->post(request,postData);
}

this->exec();
}

void getDataThread::getDataFinishSlot(QNetworkReply *reply)
{
qDebug("getDataFinishSlot\n");

if(reply->error() == QNetworkReply::NoError)
{
QByteArray bytes = reply->readAll();
QString str = QString::fromUtf8(bytes);
//ui->textEdit_2->setText(str);
emit getDataThreadFinish(&str);

qDebug("str[%s]\n",str.toStdString().c_str());
}
}
36 changes: 36 additions & 0 deletions HttpDemo/getdatathread.h
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#ifndef GETDATATHREAD_H
#define GETDATATHREAD_H

#include <QThread>
#include <QNetworkReply>
#include <QNetworkRequest>

class getDataThread : public QThread
{
Q_OBJECT

public:
getDataThread(QString url, int request_type, QString data = "");
~getDataThread();

protected:
virtual void run();

signals:
void getDataThreadFinish(QString* res);

public slots:
void getDataFinishSlot(QNetworkReply *reply);
//void replyFinished(QNetworkReply *reply);

private:
QString url;
int request_type;
QString data;
QUrl request_url;
QNetworkRequest request;
QNetworkReply* reply;
QNetworkAccessManager* nam;
};

#endif // GETDATATHREAD_H
14 changes: 14 additions & 0 deletions HttpDemo/main.cpp
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#include "mainwindow.h"
#include <QApplication>

int main(int argc, char *argv[])
{
QApplication a(argc, argv);
MainWindow w;

w.setWindowFlags(w.windowFlags()&~Qt::WindowMaximizeButtonHint);

w.show();

return a.exec();
}
55 changes: 55 additions & 0 deletions HttpDemo/mainwindow.cpp
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#include "mainwindow.h"
#include "ui_mainwindow.h"

#include "getdatathread.h"

MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent)
, ui(new Ui::MainWindow)
{
ui->setupUi(this);
}

MainWindow::~MainWindow()
{
delete ui;
}

void MainWindow::on_pushButton_clicked()
{
ui->textEdit_2->clear();

getDataThread* dataThread = new getDataThread(ui->lineEdit->text(),1);
connect(dataThread, SIGNAL(getDataThreadFinish(QString*)), this, SLOT(showData(QString*)));
dataThread->start();
}

void MainWindow::on_pushButton_2_clicked()
{
ui->textEdit_2->clear();

getDataThread* dataThread = new getDataThread(ui->lineEdit->text(), 2, ui->textEdit->toPlainText());
connect(dataThread, SIGNAL(getDataThreadFinish(QString*)), this, SLOT(showData(QString*)));
dataThread->start();

}

void MainWindow::replyFinished(QNetworkReply *reply)
{
qDebug("replyFinished\n");

if(reply->error() == QNetworkReply::NoError)
{
QByteArray bytes = reply->readAll();
QString str = QString::fromUtf8(bytes);
ui->textEdit_2->setText(str);

qDebug("str[%s]\n",str.toStdString().c_str());
}
}

void MainWindow::showData(QString *res)
{
qDebug("res[%s]\n",(*res).toStdString().c_str());
ui->textEdit_2->setPlainText(*res);
}
35 changes: 35 additions & 0 deletions HttpDemo/mainwindow.h
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#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include <QNetworkReply>
#include <QNetworkRequest>

#include <qDebug>

namespace Ui {
class MainWindow;
}

class MainWindow : public QMainWindow
{
Q_OBJECT

public:
explicit MainWindow(QWidget *parent = 0);
~MainWindow();

private slots:
void on_pushButton_clicked();

void on_pushButton_2_clicked();

void replyFinished(QNetworkReply *reply);

void showData(QString* res);

private:
Ui::MainWindow *ui;
};

#endif // MAINWINDOW_H
144 changes: 144 additions & 0 deletions HttpDemo/mainwindow.ui
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<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>MainWindow</class>
<widget class="QMainWindow" name="MainWindow">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>759</width>
<height>418</height>
</rect>
</property>
<property name="windowTitle">
<string>MainWindow</string>
</property>
<widget class="QWidget" name="centralWidget">
<widget class="QGroupBox" name="groupBox">
<property name="geometry">
<rect>
<x>10</x>
<y>10</y>
<width>741</width>
<height>51</height>
</rect>
</property>
<property name="title">
<string/>
</property>
<widget class="QWidget" name="">
<property name="geometry">
<rect>
<x>11</x>
<y>10</y>
<width>721</width>
<height>30</height>
</rect>
</property>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QLabel" name="label">
<property name="text">
<string>URL:</string>
</property>
</widget>
</item>
<item>
<widget class="QLineEdit" name="lineEdit"/>
</item>
<item>
<widget class="QPushButton" name="pushButton">
<property name="minimumSize">
<size>
<width>93</width>
<height>28</height>
</size>
</property>
<property name="text">
<string>GET</string>
</property>
</widget>
</item>
<item>
<widget class="QPushButton" name="pushButton_2">
<property name="text">
<string>POST</string>
</property>
</widget>
</item>
<item>
<widget class="QLabel" name="label_2">
<property name="text">
<string>编码：</string>
</property>
</widget>
</item>
<item>
<widget class="QComboBox" name="comboBox">
<item>
<property name="text">
<string>UTF-8</string>
</property>
</item>
<item>
<property name="text">
<string>GBK</string>
</property>
</item>
</widget>
</item>
</layout>
</widget>
</widget>
<widget class="QGroupBox" name="groupBox_2">
<property name="geometry">
<rect>
<x>10</x>
<y>60</y>
<width>741</width>
<height>161</height>
</rect>
</property>
<property name="title">
<string>参数：</string>
</property>
<widget class="QTextEdit" name="textEdit">
<property name="geometry">
<rect>
<x>10</x>
<y>20</y>
<width>721</width>
<height>131</height>
</rect>
</property>
</widget>
</widget>
<widget class="QGroupBox" name="groupBox_3">
<property name="geometry">
<rect>
<x>10</x>
<y>230</y>
<width>741</width>
<height>181</height>
</rect>
</property>
<property name="title">
<string>返回值：</string>
</property>
<widget class="QTextEdit" name="textEdit_2">
<property name="geometry">
<rect>
<x>10</x>
<y>20</y>
<width>721</width>
<height>151</height>
</rect>
</property>
</widget>
</widget>
</widget>
</widget>
<layoutdefault spacing="6" margin="11"/>
<resources/>
<connections/>
</ui>

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