Qt编程3--IP地址、MAC地址输入框
来源：互联网 发布：keep软件 编辑：程序博客网 时间：2024/05/01 00:47
一、效果图片
二、头文件：
@名称：IPV4、IPV6(未完)、MAC输入部件 @日期：2013年6月25日 @作者：zhj @提示：有许多繁琐的地方，日后改进、对IP规范未做详细检查（日后改进）#ifndef IPLINEEDIT_H#define IPLINEEDIT_H//#define IPV4//#define IPV6#define MAC_AREA "ABCDEFacbcdef0123456789"#include <QWidget>#include <QLabel>a#include <QMessageBox>#include <QLineEdit>#include <QKeyEvent>#include <QMouseEvent>#include <QIntValidator>#include <QRegExp>#include <QRegExpValidator>#include <iostream>using namespace std;//ip地址部分类class ipPart : public QLineEdit{ Q_OBJECTpublic: ipPart(QFrame *parent = 0,int type = 0); ~ipPart(); int type_value;private slots: void textIpvCheck(const QString &text); void macModify(QString);private: QLineEdit *nextLineEdit; QLineEdit *lastLineEdit; QString m_keyStr;signals: void sendMsg(QString);protected: void keyPressEvent(QKeyEvent *event);public: void getNextEdit(QLineEdit *nextEdit); void getLastEdit(QLineEdit *lastEdit);};//ip地址整体类class ipLine : public QFrame{ Q_OBJECTpublic: ipLine(QWidget *parent = 0,int type = 0); ~ipLine(void); enum editType { IPV4, IPV6, MAC };public: ipPart *ipv4Edit1; ipPart *ipv4Edit2; ipPart *ipv4Edit3; ipPart *ipv4Edit4; ipPart *macEdit1; ipPart *macEdit2; ipPart *macEdit3; ipPart *macEdit4; ipPart *macEdit5; ipPart *macEdit6; int type_value;private: void ipv4LineInit(); void macLineInit();public: QString getInfor(); void setInfor(const QString ipStr); void clear();private slots: void disPlayInfor();};#endif // IPLINEEDIT_H三、源文件
#include "ipLineEdit.h"ipPart::ipPart(QFrame *parent,int type):QLineEdit(parent),type_value(type){ nextLineEdit = NULL; lastLineEdit = NULL; flag = 1; this->setAlignment(Qt::AlignCenter); this->setFrame(false); if(type_value == 0) { this->setMaxLength(3); this->setValidator(new QIntValidator(0,255,this)); this->setText(tr("0")); } if(type_value == 1) { } if(type_value == 2) { this->setMaxLength(2); QRegExp rx; rx.setPattern(QString("^[0-9A-Fa-f]+$")); this->setValidator(new QRegExpValidator(rx,this)); this->setText(tr("FF")); } connect(this,SIGNAL(textChanged(QString)),this,SLOT(textIpvCheck(QString))); connect(this,SIGNAL(sendMsg(QString)),this,SLOT(macModify(QString)));}ipPart::~ipPart(){}//输入文本检查void ipPart::textIpvCheck(const QString &text){ if(type_value == 0) { if(text.size()>1) { if(text.size()==2) { int num = text.toInt(); QString str = QString::number(num,10); this->setText(str); if(num > 25) { //移动焦点位置 if(nextLineEdit) { nextLineEdit->setFocus(); nextLineEdit->selectAll(); } } } else { int num = text.toInt(); QString str = QString::number(num,10); this->setText(str); //移动焦点位置 if(nextLineEdit) { nextLineEdit->setFocus(); nextLineEdit->selectAll(); } } } } if(type_value == 1) { if(text.size() >= 4) { if(nextLineEdit) { nextLineEdit->setFocus(); nextLineEdit->selectAll(); } } } if(type_value == 2) { //MAC地址删除操作 if(text.size() == 1) { if(this->cursorPosition() == 1) { QString tmpStr = this->text(); const char *str = tmpStr.toStdString().c_str(); char des[3] = {0}; strcpy(des,str); des[1] = 'F'; des[2] = '\0'; this->setText(des); this->setCursorPosition(1); } else //this->cursorPosition() == 0 { QString tmpStr = this->text(); const char *str = tmpStr.toStdString().c_str(); char des[3] = {0}; strcpy(des,str); des[1] = des[0]; des[0] = 'F'; des[2] = '\0'; this->setText(des); this->setCursorPosition(0); } } }}//MAC地址修改函数void ipPart::macModify(QString macStr){ if(type_value == 2) { if((this->text().size() == 2) && (this->cursorPosition() != 2)) { if(this->cursorPosition() == 0) { const char * keyStr = macStr.toStdString().c_str(); char sour[3] = {0}; strcpy(sour,keyStr); strupr(sour); //将sour数组中的小写字母转换为大写 if(strspn(keyStr,MAC_AREA)) //判断输入是否在规定范围 { QString tmpStr = this->text(); const char *str = tmpStr.toStdString().c_str(); char des[3] = {0}; strcpy(des,str); des[0] = sour[0]; this->setText(des); this->setCursorPosition(1); } } else if(this->cursorPosition() == 1) { const char * keyStr = macStr.toStdString().c_str(); char sour[3] = {0}; strcpy(sour,keyStr); strupr(sour); if(strspn(keyStr,MAC_AREA)) //判断输入是否在规定范围 { QString tmpStr = this->text(); const char *str = tmpStr.toStdString().c_str(); char des[3] = {0}; strcpy(des,str); des[1] = sour[0]; this->setText(des); if(nextLineEdit) { this->nextLineEdit->setFocus(); this->nextLineEdit->setCursorPosition(0); } } } } }}//键盘事件（只包含小数点"." 删除键 光标移动键(左、右)的事件操作）void ipPart::keyPressEvent(QKeyEvent *event){ //QMessageBox::information(this,"123",event->text()); //获取键盘输入的字符 if(event->key() == Qt::Key_Period) { //移动焦点位置 if(nextLineEdit) { if(this->text().isEmpty()) { //do nothing } else if(this->hasSelectedText()) { //do nothing } else { nextLineEdit->setFocus(); nextLineEdit->selectAll(); } } } if(event->key() == Qt::Key_Backspace) { if(lastLineEdit && this->cursorPosition() == 0) { lastLineEdit->setFocus(); lastLineEdit->setCursorPosition(2); } } if(event->key() == Qt::Key_Left) { //获取光标在文本框中的位置 if(this->cursorPosition() == 0) { if(lastLineEdit) { lastLineEdit->setFocus(); //lastLineEdit->selectAll(); } } } if(event->key() == Qt::Key_Right) { //当字符串长度与光标的位置相等时证明光标在文本框的最后 if(this->cursorPosition() == this->text().length()) { if(nextLineEdit) { nextLineEdit->setFocus(); } } } if(!(m_keyStr = event->text()).isEmpty()) { emit sendMsg(m_keyStr); } QLineEdit::keyPressEvent(event); //其余操作转交给父类的键盘事件处理函数处理}//以下两个函数键盘事件使用void ipPart::getNextEdit(QLineEdit *nextEdit){ nextLineEdit = nextEdit;}void ipPart::getLastEdit(QLineEdit *lastEdit){ lastLineEdit = lastEdit;}///////////////////////////////////////////////////////////////////////////////////ip地址整体类的实现ipLine::ipLine(QWidget *parent,int type):QFrame(parent),type_value(type){ if(type_value == IPV4) { ipv4LineInit(); } if(type_value == IPV6) { } if(type_value == MAC) { macLineInit(); } this->setFixedSize(164,24);}ipLine::~ipLine(){}void ipLine::ipv4LineInit(){ ipv4Edit1 = new ipPart(this); ipv4Edit2 = new ipPart(this); ipv4Edit3 = new ipPart(this); ipv4Edit4 = new ipPart(this); QLabel *ipv4Label1 = new QLabel(tr("."),this); QLabel *ipv4Label2 = new QLabel(tr("."),this); QLabel *ipv4Label3 = new QLabel(tr("."),this); ipv4Edit1->setGeometry(2,1,40,22); ipv4Edit2->setGeometry(42,1,40,22); ipv4Edit3->setGeometry(82,1,40,22); ipv4Edit4->setGeometry(122,1,38,22); ipv4Label1->setGeometry(40,1,2,22); ipv4Label2->setGeometry(80,1,2,22); ipv4Label3->setGeometry(120,1,2,22); ipv4Edit1->getNextEdit(ipv4Edit2); ipv4Edit2->getNextEdit(ipv4Edit3); ipv4Edit3->getNextEdit(ipv4Edit4); ipv4Edit4->getNextEdit(NULL); ipv4Edit1->getLastEdit(NULL); ipv4Edit2->getLastEdit(ipv4Edit1); ipv4Edit3->getLastEdit(ipv4Edit2); ipv4Edit4->getLastEdit(ipv4Edit3);}void ipLine::macLineInit(){ macEdit1 = new ipPart(this,2); macEdit2 = new ipPart(this,2); macEdit3 = new ipPart(this,2); macEdit4 = new ipPart(this,2); macEdit5 = new ipPart(this,2); macEdit6 = new ipPart(this,2); QLabel *macLabel1 = new QLabel(tr(":"),this); QLabel *macLabel2 = new QLabel(tr(":"),this); QLabel *macLabel3 = new QLabel(tr(":"),this); QLabel *macLabel4 = new QLabel(tr(":"),this); QLabel *macLabel5 = new QLabel(tr(":"),this); macEdit1->setGeometry(2,1,27,22); macEdit2->setGeometry(29,1,27,22); macEdit3->setGeometry(56,1,27,22); macEdit4->setGeometry(83,1,27,22); macEdit5->setGeometry(110,1,27,22); macEdit6->setGeometry(137,1,25,22); macLabel1->setGeometry(27,1,4,22); macLabel2->setGeometry(54,1,4,22); macLabel3->setGeometry(81,1,4,22); macLabel4->setGeometry(108,1,4,22); macLabel5->setGeometry(135,1,4,22); macEdit1->getNextEdit(macEdit2); macEdit2->getNextEdit(macEdit3); macEdit3->getNextEdit(macEdit4); macEdit4->getNextEdit(macEdit5); macEdit5->getNextEdit(macEdit6); macEdit6->getNextEdit(NULL); macEdit1->getLastEdit(NULL); macEdit2->getLastEdit(macEdit1); macEdit3->getLastEdit(macEdit2); macEdit4->getLastEdit(macEdit3); macEdit5->getLastEdit(macEdit4); macEdit6->getLastEdit(macEdit5);}//获取ip地址QString ipLine::getInfor(){ QString ipStr; if(type_value == IPV4) { if(ipv4Edit1->text().isEmpty()&&ipv4Edit2->text().isEmpty() &&ipv4Edit3->text().isEmpty()&&ipv4Edit4->text().isEmpty()) { return "ip is empty"; } else if(ipv4Edit1->text() == "0") { return " the first part of the ipaddress\n can not be 0"; } else { ipStr = ipv4Edit1->text() + "." + ipv4Edit2->text() + "." + ipv4Edit3->text() + "." + ipv4Edit4->text(); return ipStr; } } if(type_value == IPV6) { } if(type_value == MAC) { ipStr = macEdit1->text()+":"+macEdit2->text()+":"+macEdit3->text()+":"+macEdit4->text()+":"+macEdit5->text()+":"+macEdit6->text(); }}//地址设置函数(字符串处理函数，有点繁琐)void ipLine::setInfor(const QString ipStr){ string ip_str = ipStr.toStdString(); const char* ch = ip_str.c_str(); if(type_value == IPV4) { char c = '.'; char tem[20] = {0}; strcpy(tem,ch); char *temp = tem; int tempNum = strchr(temp,c) - temp; char buf[10] = {0}; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; ipv4Edit1->setText(buf); char *cc = "."; temp = strstr(temp,cc)+1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; ipv4Edit2->setText(buf); temp = strstr(temp,cc) + 1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; ipv4Edit3->setText(buf); temp = strstr(temp,cc) + 1; ipv4Edit4->setText(temp); } if(type_value == IPV6) { } if(type_value == MAC) { char c = ':'; char tem[20] = {0}; strcpy(tem,ch); char *temp = tem; int tempNum = strchr(temp,c)-temp; char buf[10] = {0}; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; strupr(buf); macEdit1->setText(buf); char *cc = ":"; temp = strstr(temp,cc)+1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; strupr(buf); macEdit2->setText(buf); temp = strstr(temp,cc)+1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; strupr(buf); macEdit3->setText(buf); temp = strstr(temp,cc)+1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; strupr(buf); macEdit4->setText(buf); temp = strstr(temp,cc)+1; tempNum = strchr(temp,c) - temp; strncpy(buf,temp,tempNum); buf[tempNum] = '\0'; strupr(buf); macEdit5->setText(buf); temp = strstr(temp,cc)+1; strupr(temp); macEdit6->setText(temp); }}void ipLine::clear(){ if(type_value == IPV4) { ipv4Edit1->clear(); ipv4Edit2->clear(); ipv4Edit3->clear(); ipv4Edit4->clear(); } if(type_value == IPV6) { } if(type_value == MAC) { macEdit1->clear(); macEdit2->clear(); macEdit3->clear(); macEdit4->clear(); macEdit5->clear(); macEdit6->clear(); }}//显示ip地址槽函数void ipLine::disPlayInfor(){ QMessageBox::information(this,"information",getInfor());} 0 0
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