1. 实现支付过程中弹出、隐藏界面功能

.gitignore

+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+*.manifest
+
+# qtcreator generated files
+*.pro.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+
+

FmclientUi.pro

+#-------------------------------------------------
+#
+# Project created by QtCreator 2017-12-12T18:08:21
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = FmclientUi
+TEMPLATE = app
+
+LIBS += -L$$PWD/lib/
+DESTDIR = $$PWD/bin
+
+win32 {
+    LIBS += -lfmcrypt
+    }
+
+SOURCES += main.cpp\
+        widget.cpp \
+    qfmclient.cpp
+
+HEADERS  += widget.h \
+    fmcrypt.h \
+    qfmclient.h
+
+FORMS    += widget.ui

fmcrypt.h

+#ifndef __ZHCRYPT_H__
+#define __ZHCRYPT_H__
+
+extern "C" {
+int ZH_getKey(char * keyBuf, char * ctrlBuf, void * pvInfo);
+char * ZH_encodeSendData(char * codeBuf, char * buf, int length, int * eLength, char * keyBuf, int keyLengh);
+char * ZH_decodeRecvData(char * codeBuf, char * buf, int length, int * dLength, char * keyBuf, int keyLength, int * pcurKeyPos);
+int ZH_encodeBkData(char * pOrgData, int dataLen, char * keyBuf, int keyLen, char * pCodeBuf);
+void ZH_decodeBkData(char * pCodeBuf, char * pOrgBuf,int totalLen);
+int ZH_checkChkValue(char * pJsonData, int dLength, int tbckValue);
+}
+
+#endif

main.cpp

+#include "widget.h"
+#include <QApplication>
+#include "qfmclient.h"
+
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    Widget w;
+    QFmClient client;
+    QObject::connect(&client,&QFmClient::HideUi, &w, &Widget::hide,Qt::QueuedConnection);
+    QObject::connect(&client,&QFmClient::ShowUi, &w, &Widget::show,Qt::QueuedConnection);
+    client.start();
+    return a.exec();
+}

qfmclient.h

+#ifndef QFMCLIENT_H
+#define QFMCLIENT_H
+
+#include <QThread>
+#include <windows.h>
+#include <QTextStream>
+
+#define MAX_CODE_KEY            32
+#define MAX_CTRL_INFO_LEN       16
+#define MAX_BUF_LEN             4096
+#define MAX_REQ_COUNT           25600
+#define ROLL_BACK_FILE_NAME     "fmclient.rbk"
+
+class QFmClient : public QThread
+{    
+    Q_OBJECT
+public:
+    QFmClient(QObject *parent = NULL);
+
+    void run();
+    void quit();
+
+    bool Init(QString proxy_IP, unsigned short proxy_port, unsigned short listen_prot, unsigned short long_timeout, unsigned short short_timeout);
+signals:
+
+    void Error(QString error);
+    void HideUi();
+    void ShowUi();
+private:
+    void CloseSocket(int *sock);
+    void GetKey();
+    bool StartListenport();
+    void CheckRollBackData();
+    int Try2ConnectZhProxy();
+    int SendCtrlInfo2Proxy();
+    void WaitAndSleep(int elapse);
+    bool WaitForConnectReqFromPos();
+    int ProcessPosReqData(QJsonObject& object);
+    void AddReqCount(QJsonObject &object);
+    int CheckIsCompleteJsonData(int *count, char *data);
+    int RecvSockData(int sock, char *buffer, int length);
+    int WaitAndReadDataFromPos(int type, int flag);
+    char *DecodeRecvData(char *buf, int length, int *dLength);
+    int UTF8ToGBK(unsigned char *lpUTF8Str, unsigned char *lpGBKStr, int nGBKStrLen);
+    int GBKToUTF8(unsigned char *lpGBKStr, int gbkLen, unsigned char *lpUTF8Str, int nUTF8StrLen);
+    int CheckReqFromPos(char *pJsonData, int dLength, int chkValue);
+	    int SendSocketData(int sock, char *buf, int length, int flag);
+    char *EncodeSendData(char *buf, int length, int *eLength);
+    int SendData2ZhProxyAndWaitRspData();
+    int RecvAndCheckDataFromSock(int sock, int flag, int type);
+    int ProcessZhProxyRspDataAndSend2Pos();
+    int CheckRecvedData();
+    void BackupPosReq(char *req);
+private:
+
+    bool _endflag;
+
+    char _recvbuf[MAX_BUF_LEN];
+    char _tempbuf[MAX_BUF_LEN];
+    char _sendbuf[MAX_BUF_LEN];
+
+    char _codeBuf[MAX_BUF_LEN];
+
+    unsigned char _codeKey[MAX_CODE_KEY];
+
+    //proxy IP
+    char _proxyIP[30];
+    //proxy 端口
+    unsigned short _proxyPort;
+
+    //QFMClient监听端口
+    unsigned short _clientPort;
+
+    //应用层分段大小(1024)
+    unsigned int _fmMSS;
+    //监听本地端口的socket
+    int _listenSock;
+    //接收pos请求的socket
+    int _acceptedSock;
+    //和proxy交互的socket
+    int _zhProxySock;
+
+    //接收数据长度
+    int _rcvLength;
+
+    //长超时
+    unsigned short _longTimeOut;
+    //短超时
+    unsigned short _shortTimeOut;
+    //当前使用超时
+    unsigned short _sockTimeOut;
+
+    char  _keyLength;
+    char  _curKeyPos;
+    char  _codeFlag;
+    char  _reserved;
+
+
+
+    static unsigned int s_reqCount;
+};
+
+#endif // QFMCLIENT_H

widget.cpp

+#include "widget.h"
+#include "ui_widget.h"
+
+#include <QPixmap>
+#include <QPropertyAnimation>
+
+Widget::Widget(QWidget *parent) :
+    QWidget(parent),
+    ui(new Ui::Widget)
+{
+    ui->setupUi(this);
+    this->setWindowFlags(Qt::FramelessWindowHint);
+    this->setAttribute(Qt::WA_TranslucentBackground);
+
+    animation = new QPropertyAnimation(ui->label_wait_time_11, "pos");
+
+    animation->setStartValue(QPoint(0,1));
+    animation->setDuration(1000);
+    animation->setEndValue(QPoint(150,1));
+    animation->start();
+    QObject::connect(animation,SIGNAL(finished()),this,SLOT(move()));
+}
+
+Widget::~Widget()
+{
+    delete ui;
+}
+
+void Widget::move()
+{
+    if(ui->label_wait_time_11->pos().x() == 0)
+    {
+        animation->setStartValue(QPoint(0,1));
+        animation->setDuration(1000);
+        animation->setEndValue(QPoint(150,1));
+        animation->start();
+    }
+    else
+    {
+        animation->setStartValue(QPoint(150,1));
+        animation->setDuration(1000);
+        animation->setEndValue(QPoint(0,1));
+        animation->start();
+    }
+}

widget.h

+#ifndef WIDGET_H
+#define WIDGET_H
+
+#include <QWidget>
+#include <QPropertyAnimation>
+
+namespace Ui {
+class Widget;
+}
+
+class Widget : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit Widget(QWidget *parent = 0);
+    ~Widget();
+
+protected slots:
+    void move();
+
+private:
+    Ui::Widget *ui;
+    QPropertyAnimation *animation;
+};
+
+#endif // WIDGET_H