Qt界面美化

#include "iconhelper.h" IconHelper *IconHelper::self = 0; IconHelper *IconHelper::Instance() { if (!self) { QMutex mutex; QMutexLocker locker(&mutex); if (!self) { self = new IconHelper; } } return self; } IconHelper::IconHelper(QObject *) : QObject(qApp) { int fontId = QFontDatabase::addApplicationFont(":/image/fontawesome-webfont.ttf"); QStringList fontName = QFontDatabase::applicationFontFamilies(fontId); if (fontName.count() > 0) { iconFont = QFont(fontName.at(0)); } else { qDebug() << "load fontawesome-webfont.ttf error"; } } void IconHelper::setIcon(QLabel *lab, QChar c, quint32 size) { iconFont.setPixelSize(size); lab->setFont(iconFont); lab->setText(c); } void IconHelper::setIcon(QAbstractButton *btn, QChar c, quint32 size) { iconFont.setPixelSize(size); btn->setFont(iconFont); btn->setText(c); } QPixmap IconHelper::getPixmap(const QString &color, QChar c, quint32 size, quint32 pixWidth, quint32 pixHeight) { QPixmap pix(pixWidth, pixHeight); pix.fill(Qt::transparent); QPainter painter; painter.begin(&pix); painter.setRenderHints(QPainter::Antialiasing | QPainter::TextAntialiasing); painter.setPen(QColor(color)); painter.setBrush(QColor(color)); iconFont.setPixelSize(size); painter.setFont(iconFont); painter.drawText(pix.rect(), Qt::AlignCenter, c); painter.end(); return pix; } QPixmap IconHelper::getPixmap(QToolButton *btn, bool normal) { QPixmap pix; int index = btns.indexOf(btn); if (index >= 0) { if (normal) { pix = pixNormal.at(index); } else { pix = pixDark.at(index); } } return pix; } void IconHelper::setStyle(QWidget *widget, const QString &type, int borderWidth, const QString &borderColor, const QString &normalBgColor, const QString &darkBgColor, const QString &normalTextColor, const QString &darkTextColor) { QString strBorder; if (type == "top") { strBorder = QString("border-width:%1px 0px 0px 0px;padding:%1px %2px %2px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "right") { strBorder = QString("border-width:0px %1px 0px 0px;padding:%2px %1px %2px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "bottom") { strBorder = QString("border-width:0px 0px %1px 0px;padding:%2px %2px %1px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "left") { strBorder = QString("border-width:0px 0px 0px %1px;padding:%2px %2px %2px %1px;") .arg(borderWidth).arg(borderWidth * 2); } QStringList qss; qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:none;border-radius:0px;padding:5px;color:%2;background:%3;}") .arg(type).arg(normalTextColor).arg(normalBgColor)); qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton:hover," "QWidget[flag=\"%1\"] QAbstractButton:pressed," "QWidget[flag=\"%1\"] QAbstractButton:checked{" "border-style:solid;%2border-color:%3;color:%4;background:%5;}") .arg(type).arg(strBorder).arg(borderColor).arg(darkTextColor).arg(darkBgColor)); widget->setStyleSheet(qss.join("")); } void IconHelper::setStyle(QWidget *widget, QList<QToolButton *> btns, QList<int> pixChar, quint32 iconSize, quint32 iconWidth, quint32 iconHeight, const QString &type, int borderWidth, const QString &borderColor, const QString &normalBgColor, const QString &darkBgColor, const QString &normalTextColor, const QString &darkTextColor) { int btnCount = btns.count(); int charCount = pixChar.count(); if (btnCount <= 0 || charCount <= 0 || btnCount != charCount) { return; } QString strBorder; if (type == "top") { strBorder = QString("border-width:%1px 0px 0px 0px;padding:%1px %2px %2px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "right") { strBorder = QString("border-width:0px %1px 0px 0px;padding:%2px %1px %2px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "bottom") { strBorder = QString("border-width:0px 0px %1px 0px;padding:%2px %2px %1px %2px;") .arg(borderWidth).arg(borderWidth * 2); } else if (type == "left") { strBorder = QString("border-width:0px 0px 0px %1px;padding:%2px %2px %2px %1px;") .arg(borderWidth).arg(borderWidth * 2); } //如果图标是左侧显示则需要让没有选中的按钮左侧也有加深的边框,颜色为背景颜色 QStringList qss; if (btns.at(0)->toolButtonStyle() == Qt::ToolButtonTextBesideIcon) { qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:solid;border-radius:0px;%2border-color:%3;color:%4;background:%5;}") .arg(type).arg(strBorder).arg(normalBgColor).arg(normalTextColor).arg(normalBgColor)); } else { qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton{border-style:none;border-radius:0px;padding:5px;color:%2;background:%3;}") .arg(type).arg(normalTextColor).arg(normalBgColor)); } qss.append(QString("QWidget[flag=\"%1\"] QAbstractButton:hover," "QWidget[flag=\"%1\"] QAbstractButton:pressed," "QWidget[flag=\"%1\"] QAbstractButton:checked{" "border-style:solid;%2border-color:%3;color:%4;background:%5;}") .arg(type).arg(strBorder).arg(borderColor).arg(darkTextColor).arg(darkBgColor)); qss.append(QString("QWidget#%1{background:%2;}").arg(widget->objectName()).arg(normalBgColor)); qss.append(QString("QWidget>QToolButton{border-width:0px;}")); qss.append(QString("QWidget>QToolButton{background-color:%1;color:%2;}") .arg(normalBgColor).arg(normalTextColor)); qss.append(QString("QWidget>QToolButton:hover,QWidget>QToolButton:pressed,QWidget>QToolButton:checked{background-color:%1;color:%2;}") .arg(darkBgColor).arg(darkTextColor)); widget->setStyleSheet(qss.join("")); for (int i = 0; i < btnCount; i++) { //存储对应按钮对象,方便鼠标移上去的时候切换图片 QPixmap pixNormal = getPixmap(normalTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight); QPixmap pixDark = getPixmap(darkTextColor, QChar(pixChar.at(i)), iconSize, iconWidth, iconHeight); btns.at(i)->setIcon(QIcon(pixNormal)); btns.at(i)->setIconSize(QSize(iconWidth, iconHeight)); btns.at(i)->installEventFilter(this); this->btns.append(btns.at(i)); this->pixNormal.append(pixNormal); this->pixDark.append(pixDark); } } void IconHelper::setStyle(QFrame *frame, QList<QToolButton *> btns, QList<int> pixChar, quint32 iconSize, quint32 iconWidth, quint32 iconHeight, const QString &normalBgColor, const QString &darkBgColor, const QString &normalTextColor, const QString &darkTextColor) { int btnCount = btns.count(); int charCount = pixChar.count(); if (btnCount <= 0 || charCount <= 0 || btnCount != charCount) { return; } QStringList qss; qss.append(QString("QFrame>QToolButton{border-style:none;border-width:0px;}")); qss.append(QString("QFrame>QToolButton{background-color:%1;color:%2;}") .arg(normalBgColor