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Copy pathQIPAddress.cpp
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210 lines (176 loc) · 5.88 KB
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#pragma message( "Compiling " __FILE__ )
#pragma execution_character_set("utf-8")
#include "QIPAddress.h"
#include "qlabel.h"
#include "qlineedit.h"
#include "qboxlayout.h"
#include "qregexp.h"
#include "qvalidator.h"
#include "qevent.h"
#include "qdebug.h"
QIPAddress::QIPAddress(QWidget *parent) : QLineEdit(parent)
{
bgColor = "#FFFFFF";
borderColor = "#A6B5B8";
borderRadius = 0;
//用于显示小圆点的标签,居中对齐
labDot1 = new QLabel;
labDot1->setAlignment(Qt::AlignCenter);
labDot1->setText(".");
labDot2 = new QLabel;
labDot2->setAlignment(Qt::AlignCenter);
labDot2->setText(".");
labDot3 = new QLabel;
labDot3->setAlignment(Qt::AlignCenter);
labDot3->setText(".");
//用于输入IP地址的文本框,居中对齐
txtIP1 = new QLineEdit;
txtIP1->setAttribute(Qt::WA_InputMethodEnabled, false); // 禁止开启输入法
txtIP1->setObjectName("txtIP1");
txtIP1->setAlignment(Qt::AlignCenter);
txtIP1->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
connect(txtIP1, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
txtIP2 = new QLineEdit;
txtIP2->setAttribute(Qt::WA_InputMethodEnabled, false); // 禁止开启输入法
txtIP2->setObjectName("txtIP2");
txtIP2->setAlignment(Qt::AlignCenter);
txtIP2->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
connect(txtIP2, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
txtIP3 = new QLineEdit;
txtIP3->setAttribute(Qt::WA_InputMethodEnabled, false); // 禁止开启输入法
txtIP3->setObjectName("txtIP3");
txtIP3->setAlignment(Qt::AlignCenter);
txtIP3->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
connect(txtIP3, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
txtIP4 = new QLineEdit;
txtIP4->setAttribute(Qt::WA_InputMethodEnabled, false); // 禁止开启输入法
txtIP4->setObjectName("txtIP4");
txtIP4->setAlignment(Qt::AlignCenter);
txtIP4->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
connect(txtIP4, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
//设置IP地址校验过滤
QRegExp regExp("(2[0-5]{2}|2[0-4][0-9]|1?[0-9]{1,2})");
QRegExpValidator *validator = new QRegExpValidator(regExp, this);
txtIP1->setValidator(validator);
txtIP2->setValidator(validator);
txtIP3->setValidator(validator);
txtIP4->setValidator(validator);
//绑定事件过滤器,识别键盘按下
txtIP1->installEventFilter(this);
txtIP2->installEventFilter(this);
txtIP3->installEventFilter(this);
txtIP4->installEventFilter(this);
QFrame *frame = new QFrame;
frame->setObjectName("frameIP");
QStringList qss;
qss.append(QString("QFrame#frameIP{border:1px solid %1;border-radius:%2px;}").arg(borderColor).arg(borderRadius));
qss.append(QString("QLabel{min-width:15px;background-color:%1;}").arg(bgColor));
qss.append(QString("QLineEdit{background-color:%1;border:none;}").arg(bgColor));
qss.append(QString("QLineEdit#txtIP1{border-top-left-radius:%1px;border-bottom-left-radius:%1px;}").arg(borderRadius));
qss.append(QString("QLineEdit#txtIP4{border-top-right-radius:%1px;border-bottom-right-radius:%1px;}").arg(borderRadius));
frame->setStyleSheet(qss.join(""));
QVBoxLayout *verticalLayout = new QVBoxLayout(this);
verticalLayout->setMargin(0);
verticalLayout->setSpacing(0);
verticalLayout->addWidget(frame);
//将控件按照横向布局排列
QHBoxLayout *layout = new QHBoxLayout(frame);
layout->setMargin(0);
layout->setSpacing(0);
layout->addWidget(txtIP1);
layout->addWidget(labDot1);
layout->addWidget(txtIP2);
layout->addWidget(labDot2);
layout->addWidget(txtIP3);
layout->addWidget(labDot3);
layout->addWidget(txtIP4);
}
bool QIPAddress::eventFilter(QObject *watched, QEvent *event)
{
if (event->type() == QEvent::KeyPress) {
QLineEdit *txt = (QLineEdit *)watched;
if (txt == txtIP1 || txt == txtIP2 || txt == txtIP3 || txt == txtIP4) {
QKeyEvent *key = (QKeyEvent *)event;
//如果当前按下了小数点则移动焦点到下一个输入框
if (key->text() == "." ||
key->text()=="。") {
this->focusNextChild();
}
//如果按下了退格键并且当前文本框已经没有了内容则焦点往前移
if (key->key() == Qt::Key_Backspace) {
if (txt->text().length() <= 1) {
this->focusNextPrevChild(false);
}
}
}
}
return QWidget::eventFilter(watched, event);
}
void QIPAddress::textChanged(const QString &text)
{
int len = text.length();
int value = text.toInt();
//判断当前是否输入完成一个网段,是的话则自动移动到下一个输入框
if (len == 3) {
if (value >= 100 && value <= 255) {
this->focusNextChild();
}
}
//拼接成完整IP地址
ip = QString("%1.%2.%3.%4").arg(txtIP1->text()).arg(txtIP2->text()).arg(txtIP3->text()).arg(txtIP4->text());
}
QString QIPAddress::getIP() const
{
return this->ip;
}
QSize QIPAddress::sizeHint() const
{
return QSize(250, 20);
}
QSize QIPAddress::minimumSizeHint() const
{
return QSize(30, 10);
}
void QIPAddress::setIP(const QString &ip)
{
//先检测IP地址是否合法
QRegExp regExp("((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)");
if (!regExp.exactMatch(ip)) {
return;
}
if (this->ip != ip) {
this->ip = ip;
//将IP地址填入各个网段
QStringList list = ip.split(".");
txtIP1->setText(list.at(0));
txtIP2->setText(list.at(1));
txtIP3->setText(list.at(2));
txtIP4->setText(list.at(3));
}
}
void QIPAddress::clear()
{
txtIP1->clear();
txtIP2->clear();
txtIP3->clear();
txtIP4->clear();
txtIP1->setFocus();
}
void QIPAddress::setBgColor(const QString &bgColor)
{
if (this->bgColor != bgColor) {
this->bgColor = bgColor;
}
}
void QIPAddress::setBorderColor(const QString &borderColor)
{
if (this->borderColor != borderColor) {
this->borderColor = borderColor;
}
}
void QIPAddress::setBorderRadius(int borderRadius)
{
if (this->borderRadius != borderRadius) {
this->borderRadius = borderRadius;
}
}