彻底改版2.0

control/ipaddress/frmipaddress.cpp

@@ -0,0 +1,31 @@
+#pragma execution_character_set("utf-8")
+
+#include "frmipaddress.h"
+#include "ui_frmipaddress.h"
+#include "qdebug.h"
+
+frmIPAddress::frmIPAddress(QWidget *parent) : QWidget(parent), ui(new Ui::frmIPAddress)
+{
+    ui->setupUi(this);
+    on_btnSetIP_clicked();
+}
+
+frmIPAddress::~frmIPAddress()
+{
+    delete ui;
+}
+
+void frmIPAddress::on_btnSetIP_clicked()
+{
+    ui->widgetIP->setIP("192.168.1.56");
+}
+
+void frmIPAddress::on_btnGetIP_clicked()
+{
+    qDebug() << ui->widgetIP->getIP();
+}
+
+void frmIPAddress::on_btnClear_clicked()
+{
+    ui->widgetIP->clear();
+}

control/ipaddress/frmipaddress.h

@@ -0,0 +1,27 @@
+#ifndef FRMADDRESS_H
+#define FRMADDRESS_H
+
+#include <QWidget>
+
+namespace Ui {
+class frmIPAddress;
+}
+
+class frmIPAddress : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit frmIPAddress(QWidget *parent = 0);
+    ~frmIPAddress();
+
+private:
+    Ui::frmIPAddress *ui;
+
+private slots:
+    void on_btnSetIP_clicked();
+    void on_btnGetIP_clicked();
+    void on_btnClear_clicked();
+};
+
+#endif // FRMADDRESS_H

control/ipaddress/frmipaddress.ui

@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>frmIPAddress</class>
+ <widget class="QWidget" name="frmIPAddress">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>800</width>
+    <height>600</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Form</string>
+  </property>
+  <widget class="QWidget" name="layoutWidget">
+   <property name="geometry">
+    <rect>
+     <x>10</x>
+     <y>10</y>
+     <width>281</width>
+     <height>71</height>
+    </rect>
+   </property>
+   <layout class="QGridLayout" name="gridLayout">
+    <item row="0" column="0" colspan="3">
+     <widget class="IPAddress" name="widgetIP" native="true"/>
+    </item>
+    <item row="1" column="0">
+     <widget class="QPushButton" name="btnSetIP">
+      <property name="text">
+       <string>填入IP</string>
+      </property>
+     </widget>
+    </item>
+    <item row="1" column="1">
+     <widget class="QPushButton" name="btnGetIP">
+      <property name="text">
+       <string>获取IP</string>
+      </property>
+     </widget>
+    </item>
+    <item row="1" column="2">
+     <widget class="QPushButton" name="btnClear">
+      <property name="text">
+       <string>清空</string>
+      </property>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <customwidgets>
+  <customwidget>
+   <class>IPAddress</class>
+   <extends>QWidget</extends>
+   <header>ipaddress.h</header>
+   <container>1</container>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>

control/ipaddress/ipaddress.cpp

@@ -0,0 +1,210 @@
+#pragma execution_character_set("utf-8")
+
+#include "ipaddress.h"
+#include "qlabel.h"
+#include "qlineedit.h"
+#include "qboxlayout.h"
+#include "qregexp.h"
+#include "qvalidator.h"
+#include "qevent.h"
+#include "qdebug.h"
+
+IPAddress::IPAddress(QWidget *parent) : QWidget(parent)
+{
+    bgColor = "#FFFFFF";
+    borderColor = "#A6B5B8";
+    borderRadius = 3;
+
+    //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->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->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->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->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
+    QString pattern = "(2[0-5]{2}|2[0-4][0-9]|1?[0-9]{1,2})";
+    //确切的说 QRegularExpression QRegularExpressionValidator 从5.0 5.1开始就有
+#if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
+    QRegularExpression regExp(pattern);
+    QRegularExpressionValidator *validator = new QRegularExpressionValidator(regExp, this);
+#else
+    QRegExp regExp(pattern);
+    QRegExpValidator *validator = new QRegExpValidator(regExp, this);
+#endif
+
+    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->setContentsMargins(0, 0, 0, 0);
+    verticalLayout->setSpacing(0);
+    verticalLayout->addWidget(frame);
+
+    //将控件按照横向布局排列
+    QHBoxLayout *layout = new QHBoxLayout(frame);
+    layout->setContentsMargins(0, 0, 0, 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 IPAddress::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() == ".") {
+                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 IPAddress::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 IPAddress::getIP() const
+{
+    return this->ip;
+}
+
+QSize IPAddress::sizeHint() const
+{
+    return QSize(250, 20);
+}
+
+QSize IPAddress::minimumSizeHint() const
+{
+    return QSize(30, 10);
+}
+
+void IPAddress::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 IPAddress::clear()
+{
+    txtIP1->clear();
+    txtIP2->clear();
+    txtIP3->clear();
+    txtIP4->clear();
+    txtIP1->setFocus();
+}
+
+void IPAddress::setBgColor(const QString &bgColor)
+{
+    if (this->bgColor != bgColor) {
+        this->bgColor = bgColor;
+    }
+}
+
+void IPAddress::setBorderColor(const QString &borderColor)
+{
+    if (this->borderColor != borderColor) {
+        this->borderColor = borderColor;
+    }
+}
+
+void IPAddress::setBorderRadius(int borderRadius)
+{
+    if (this->borderRadius != borderRadius) {
+        this->borderRadius = borderRadius;
+    }
+}

control/ipaddress/ipaddress.h

@@ -0,0 +1,76 @@
+#ifndef IPADDRESS_H
+#define IPADDRESS_H
+
+/**
+ * IP地址输入框控件 作者:feiyangqingyun(QQ:517216493) 2017-08-11
+ * 1. 可设置IP地址，自动填入框。
+ * 2. 可清空IP地址。
+ * 3. 支持按下小圆点自动切换。
+ * 4. 支持退格键自动切换。
+ * 5. 支持IP地址过滤。
+ * 6. 可设置背景色、边框颜色、边框圆角角度。
+ */
+
+#include <QWidget>
+
+class QLabel;
+class QLineEdit;
+
+#ifdef quc
+class Q_DECL_EXPORT IPAddress : public QWidget
+#else
+class IPAddress : public QWidget
+#endif
+
+{
+    Q_OBJECT
+
+    Q_PROPERTY(QString ip READ getIP WRITE setIP)
+
+public:
+    explicit IPAddress(QWidget *parent = 0);
+
+protected:
+    bool eventFilter(QObject *watched, QEvent *event);
+
+private:
+    QLabel *labDot1;    //第一个小圆点
+    QLabel *labDot2;    //第二个小圆点
+    QLabel *labDot3;    //第三个小圆点
+
+    QLineEdit *txtIP1;  //IP地址网段输入框1
+    QLineEdit *txtIP2;  //IP地址网段输入框2
+    QLineEdit *txtIP3;  //IP地址网段输入框3
+    QLineEdit *txtIP4;  //IP地址网段输入框4
+
+    QString ip;         //IP地址
+    QString bgColor;    //背景颜色
+    QString borderColor;//边框颜色
+    int borderRadius;   //边框圆角角度
+
+private slots:
+    void textChanged(const QString &text);
+
+public:
+    //获取IP地址
+    QString getIP()                 const;
+
+    QSize sizeHint()                const;
+    QSize minimumSizeHint()         const;
+
+public Q_SLOTS:
+    //设置IP地址
+    void setIP(const QString &ip);
+    //清空
+    void clear();
+
+    //设置背景颜色
+    void setBgColor(const QString &bgColor);
+    //设置边框颜色
+    void setBorderColor(const QString &borderColor);
+    //设置边框圆角角度
+    void setBorderRadius(int borderRadius);
+
+};
+
+#endif // IPADDRESS_H

control/ipaddress/ipaddress.pro

@@ -0,0 +1,17 @@
+QT += core gui
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+greaterThan(QT_MAJOR_VERSION, 5): QT += core5compat
+
+TARGET      = ipaddress
+TEMPLATE    = app
+DESTDIR     = $$PWD/../bin
+CONFIG      += warn_off
+
+SOURCES     += main.cpp
+SOURCES     += frmipaddress.cpp
+SOURCES     += ipaddress.cpp
+
+HEADERS     += frmipaddress.h
+HEADERS     += ipaddress.h
+
+FORMS       += frmipaddress.ui

control/ipaddress/main.cpp

@@ -0,0 +1,28 @@
+#include "frmipaddress.h"
+#include <QApplication>
+#include <QTextCodec>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    a.setFont(QFont("Microsoft Yahei", 9));
+
+#if (QT_VERSION < QT_VERSION_CHECK(5,0,0))
+#if _MSC_VER
+    QTextCodec *codec = QTextCodec::codecForName("gbk");
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+#endif
+    QTextCodec::setCodecForLocale(codec);
+    QTextCodec::setCodecForCStrings(codec);
+    QTextCodec::setCodecForTr(codec);
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+    QTextCodec::setCodecForLocale(codec);
+#endif
+
+    frmIPAddress w;
+    w.show();
+
+    return a.exec();
+}