liudianwu |
2019-09-20 22:09 |
Qt编写自定义控件55-手机通讯录
一、前言 前面几篇文章中的控件基本上难度系数接近0,甚至有凑控件数量的嫌疑,这次必须来一个强悍的控件,本控件难度系数在所有控件中排前五,代码量也不少,头文件都550行,实现文件1600行,为什么这么多呢,其实本控件是由好多个子控件组成的,字母高亮背景类、中间字母分隔类、右侧字母导航类、通讯录按钮类、自定义滚动条类,我在写比较复杂的控件的时候,一般都会逐个功能拆分,然后思考是否该功能可以做成独立的类,这样管理起来比较方便,也方便查看代码。 最开始拿到这个控件需求的时候,也觉得不会简单,要求用纯QWidget实现,qml实现滑动等各种效果很方便,天生的优势,而QWidget就需要自己来实现了,需求主要是要求五点,能够批量和单个添加联系人信息(头像+姓名+标识)、能够滑动列表悬浮滚动条、能够自动按照字母分类、提供字母导航栏直接快速定位、单击联系人发出对应联系人的详细信息。
二、实现的功能 * 1:可设置信息集合(图标+姓名+类型+电话)以及添加单个联系人 * 2:可设置背景图片+背景颜色 * 3:可设置右侧导航字母的列表+默认颜色+高亮颜色 * 4:可设置联系人按钮姓名颜色+姓名字体 * 5:可设置联系人按钮类型颜色+姓名字体 * 6:可设置联系人按钮选中背景颜色 * 7:可设置字母导航的风格(背景颜色+线条) * 8:可设置字母导航的颜色+字体大小 * 9:可设置各种边距+联系人列数+元素间隔等 * 10:支持悬浮滚动条,可设置悬停时间 * 11:可设置悬浮滚动条的正常颜色+高亮颜色 * 12:支持滑动,可设置滑动的步长速度 * 13:支持单击右侧字母导航定位+文本突出显示 * 14:单击发出当前联系人的姓名+类型+电话等信息 * 15:根据汉字字母排序从小到大排列联系人,自带汉字转拼音功能
三、效果图
四、头文件代码
- #ifdef quc
#if (QT_VERSION < QT_VERSION_CHECK(5,7,0)) #include <QtDesigner/QDesignerExportWidget> #else #include <QtUiPlugin/QDesignerExportWidget> #endif
class QDESIGNER_WIDGET_EXPORT TelWidget : public QWidget #else class TelWidget : public QWidget #endif
{ Q_OBJECT Q_PROPERTY(QString names READ getNames WRITE setNames) Q_PROPERTY(QString types READ getTypes WRITE setTypes) Q_PROPERTY(QString tels READ getTels WRITE setTels)
Q_PROPERTY(QPixmap bgImage READ getBgImage WRITE setBgImage) Q_PROPERTY(QColor bgColor READ getBgColor WRITE setBgColor)
Q_PROPERTY(int telHighFontSize READ getTelHighFontSize WRITE setTelHighFontSize) Q_PROPERTY(QPixmap telHighBgImage READ getTelHighBgImage WRITE setTelHighBgImage) Q_PROPERTY(QColor telHighBgColor READ getTelHighBgColor WRITE setTelHighBgColor) Q_PROPERTY(QColor telHighTextColor READ getTelHighTextColor WRITE setTelHighTextColor)
Q_PROPERTY(QColor telBannerBgColor READ getTelBannerBgColor WRITE setTelBannerBgColor) Q_PROPERTY(QColor telBannerTextColor READ getTelBannerTextColor WRITE setTelBannerTextColor) Q_PROPERTY(QColor telBannerLineColor READ getTelBannerLineColor WRITE setTelBannerLineColor)
Q_PROPERTY(QColor telLetterNormalColor READ getTelLetterNormalColor WRITE setTelLetterNormalColor) Q_PROPERTY(QColor telLetterHighColor READ getTelLetterHighColor WRITE setTelLetterHighColor)
Q_PROPERTY(QColor telButtonBgColor READ getTelButtonBgColor WRITE setTelButtonBgColor) Q_PROPERTY(QColor telButtonNameColor READ getTelButtonNameColor WRITE setTelButtonNameColor) Q_PROPERTY(QColor telButtonTypeColor READ getTelButtonTypeColor WRITE setTelButtonTypeColor)
Q_PROPERTY(QColor telPanelNormalColor READ getTelPanelNormalColor WRITE setTelPanelNormalColor) Q_PROPERTY(QColor telPanelHighColor READ getTelPanelHighColor WRITE setTelPanelHighColor)
public: //联系人结构体 struct TelInfo { QString letter; QString name; QString type; QString tel; QPixmap pixmap;
bool operator <(const TelInfo &telInfo)const { return letter < telInfo.letter; //return (letter == "#") ? false : (letter < telInfo.letter); }
bool operator >(const TelInfo &telInfo)const { return letter > telInfo.letter; //return (letter == "#") ? true : (letter > telInfo.letter); } };
explicit TelWidget(QWidget *parent = 0); ~TelWidget();
protected: void resizeEvent(QResizeEvent *); void showEvent(QShowEvent *); void paintEvent(QPaintEvent *);
private: QString names; //姓名集合 QString types; //类型集合 QString tels; //电话集合
QPixmap bgImage; //背景图片 QColor bgColor; //背景颜色
int telHighFontSize; //高亮标签字体大小 QPixmap telHighBgImage; //高亮标签背景图片 QColor telHighBgColor; //高亮标签背景颜色 QColor telHighTextColor; //高亮标签文字颜色
QColor telBannerBgColor; //顶部字母导航背景颜色 QColor telBannerTextColor; //顶部字母导航文字颜色 QColor telBannerLineColor; //顶部字母导航线条颜色
QColor telLetterNormalColor; //右侧字母导航正常颜色 QColor telLetterHighColor; //右侧字母导航高亮颜色
QColor telButtonBgColor; //通讯录按钮背景颜色 QColor telButtonNameColor; //通讯录按钮姓名颜色 QColor telButtonTypeColor; //通讯录按钮类型颜色
QColor telPanelNormalColor; //滚动条正常颜色 QColor telPanelHighColor; //滚动条高亮颜色
int lastPosition; //最后滚动条位置 TelHigh *telHigh; //高亮字母标签 TelBanner *telBanner; //顶部间隔字母导航 TelLetter *telLetter; //右侧字母标签 TelPanel *telPanel; //通讯录面板
QList<QWidget *> items; //通讯录按钮集合 QList<QWidget *> banners; //通讯录字母分割集合 QList<QPixmap> pixmaps; //联系人图片集合 QTimer *timer; //隐藏高亮标签定时器
public: QString getNames() const; QString getTypes() const; QString getTels() const;
QPixmap getBgImage() const; QColor getBgColor() const;
int getTelHighFontSize() const; QPixmap getTelHighBgImage() const; QColor getTelHighBgColor() const; QColor getTelHighTextColor() const;
QColor getTelBannerBgColor() const; QColor getTelBannerTextColor() const; QColor getTelBannerLineColor() const;
QColor getTelLetterNormalColor()const; QColor getTelLetterHighColor() const;
QColor getTelButtonBgColor() const; QColor getTelButtonNameColor() const; QColor getTelButtonTypeColor() const;
QColor getTelPanelNormalColor() const; QColor getTelPanelHighColor() const;
QSize sizeHint() const; QSize minimumSizeHint() const;
private slots: void initControl(); void initForm(); void btnPressed(); void btnRelease(); void positionChanged(int value); void letterClicked(const QString &letter, int letterY);
public Q_SLOTS: //设置姓名+类型+电话集合 void setNames(const QString &names); void setTypes(const QString &types); void setTels(const QString &tels); void setInfo(const QString &names, const QString &types, const QString &tels); void setInfo(const QStringList &names, const QStringList &types, const QStringList &tels, const QList<QPixmap> &pixmaps);
//添加单个联系人 void addInfo(const QString &name, const QString &type, const QString &tel, const QPixmap &pixmap);
//设置背景图+背景颜色 void setBgImage(const QPixmap &bgImage); void setBgColor(const QColor &bgColor);
//设置高亮字母标签相关属性 void setTelHighFontSize(int telHighFontSize); void setTelHighBgImage(const QPixmap &telHighBgImage); void setTelHighBgColor(const QColor &telHighBgColor); void setTelHighTextColor(const QColor &telHighTextColor);
//设置顶部字母导航相关属性 void setTelBannerBgColor(const QColor &telBannerBgColor); void setTelBannerTextColor(const QColor &telBannerTextColor); void setTelBannerLineColor(const QColor &telBannerLineColor);
//设置右侧字母导航相关属性 void setTelLetterNormalColor(const QColor &telLetterNormalColor); void setTelLetterHighColor(const QColor &telLetterHighColor);
//设置通讯录按钮相关属性 void setTelButtonBgColor(const QColor &telButtonBgColor); void setTelButtonNameColor(const QColor &telButtonNameColor); void setTelButtonTypeColor(const QColor &telButtonTypeColor);
//设置滚动条相关属性 void setTelPanelNormalColor(const QColor &telPanelNormalColor); void setTelPanelHighColor(const QColor &telPanelHighColor);
Q_SIGNALS: void telClicked(const QString &name, const QString &type, const QString &tel); };
五、核心代码
- void TelWidget::setInfo(const QStringList &names, const QStringList &types,
const QStringList &tels, const QList<QPixmap> &pixmaps) { this->names = names.join("|"); this->types = types.join("|"); this->tels = tels.join("|"); this->pixmaps = pixmaps;
if (names.isEmpty() || types.isEmpty() || tels.isEmpty()) { return; }
//行标识符文字集合 QList<QString> texts; texts << "A" << "B" << "C" << "D" << "E" << "F" << "G" << "H" << "I" << "J" << "K" << "L" << "M" << "N" << "O" << "P" << "Q" << "R" << "S" << "T" << "U" << "V" << "W" << "X" << "Y" << "Z" << "#";
QList<QString> listName = names; QList<QString> listType = types; QList<QString> listTel = tels; QList<QPixmap> listPix = pixmaps; int countName = listName.count(); int countType = listType.count(); int countTel = listTel.count(); int countPix = listPix.count();
if (countName == countType && countType == countTel && countTel == countPix) { //取出对应汉字首字母,先对所有姓名按照字母从小到大排序 QList<TelInfo> poundInfos, telInfos; for (int i = 0; i < countName; i++) { TelInfo telInfo; telInfo.name = listName.at(i); telInfo.type = listType.at(i); telInfo.tel = listTel.at(i); telInfo.pixmap = listPix.at(i);
//如果首字母未找到字母则归结到 # 分类中 QString letter = ZhToPY::Instance()->zhToZM(listName.at(i).at(0)); if (texts.contains(letter)) { telInfo.letter = ZhToPY::Instance()->zhToJP(listName.at(i)); telInfos << telInfo; } else { telInfo.letter = "#"; poundInfos << telInfo; } }
//对信息集合进行升序排序 qSort(telInfos.begin(), telInfos.end());
//对最后的 # 类别追加到末尾 foreach (TelInfo telInfo, poundInfos) { telInfos << telInfo; }
//先要清空所有元素 qDeleteAll(items); qDeleteAll(banners); items.clear(); banners.clear();
//生成电话本按钮 for (int i = 0; i < countName; i++) { TelInfo telInfo = telInfos.at(i); TelButton *btn = new TelButton; connect(btn, SIGNAL(btnPressed()), this, SLOT(btnPressed())); connect(btn, SIGNAL(btnRelease()), this, SLOT(btnRelease()));
//设置字母属性 QString letter = telInfo.letter.at(0); btn->setProperty("letter", letter);
//设置头像+姓名+类型+电话 btn->setPixmap(telInfo.pixmap); btn->setName(telInfo.name); btn->setType(telInfo.type); btn->setTel(telInfo.tel); items << btn; }
//逐个计算字母对应的索引 QList<int> tempIndex; int textCount = texts.count(); for (int j = 0; j < textCount; j++) { QString text = texts.at(j); int index = -1; for (int k = 0; k < items.count(); k++) { if (items.at(k)->property("letter").toString() == text) { index = k; break; } }
tempIndex << index; }
//过滤索引,标识符索引>=0才算数 QList<int> indexs; for (int j = 0; j < textCount; j++) { int index = tempIndex.at(j); if (index >= 0) { TelBanner *banner = new TelBanner; banner->setText(texts.at(j)); banners << banner; indexs << index; } }
//设置标识符+元素集合 telPanel->setIndexs(indexs); telPanel->setBanners(banners); telPanel->setItems(items);
//重新设置颜色 setTelHighBgColor(telHighBgColor); setTelBannerBgColor(telBannerBgColor); setTelBannerTextColor(telBannerTextColor); setTelLetterNormalColor(telLetterNormalColor); setTelLetterHighColor(telLetterHighColor); setTelButtonNameColor(telButtonNameColor); setTelButtonTypeColor(telButtonTypeColor); setTelPanelNormalColor(telPanelNormalColor); setTelPanelHighColor(telPanelHighColor); } }
void TelWidget::addInfo(const QString &name, const QString &type, const QString &tel, const QPixmap &pixmap) { names = names + "|" + name; types = types + "|" + type; tels = tels + "|" + tel; pixmaps.append(pixmap); setInfo(names.split("|"), types.split("|"), tels.split("|"), pixmaps); }
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