本篇内容主要讲解“Qt怎么设置按钮样式”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“Qt怎么设置按钮样式”吧!
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//设置按钮样式 static QString setPushButtonQss(QPushButton *btn, //按钮对象 int radius = 5, //圆角半径 int padding = 8, //间距 const QString &normalColor = "#34495E", //正常颜色 const QString &normalTextColor = "#FFFFFF", //文字颜色 const QString &hoverColor = "#4E6D8C", //悬停颜色 const QString &hoverTextColor = "#F0F0F0", //悬停文字颜色 const QString &pressedColor = "#2D3E50", //按下颜色 const QString &pressedTextColor = "#B8C6D1"); //按下文字颜色 //设置文本框样式 static QString setLineEditQss(QLineEdit *txt, //文本框对象 int radius = 3, //圆角半径 int borderWidth = 2, //边框大小 const QString &normalColor = "#DCE4EC", //正常颜色 const QString &focusColor = "#34495E"); //选中颜色 //设置进度条样式 static QString setProgressBarQss(QProgressBar *bar, int barHeight = 8, //进度条高度 int barRadius = 5, //进度条半径 int fontSize = 9, //文字字号 const QString &normalColor = "#E8EDF2", //正常颜色 const QString &chunkColor = "#E74C3C"); //进度颜色 //设置滑块条样式 static QString setSliderQss(QSlider *slider, //滑动条对象 int sliderHeight = 8, //滑动条高度 const QString &normalColor = "#E8EDF2", //正常颜色 const QString &grooveColor = "#1ABC9C", //滑块颜色 const QString &handleBorderColor = "#1ABC9C", //指示器边框颜色 const QString &handleColor = "#FFFFFF", //指示器颜色 const QString &textColor = "#000000"); //文字颜色 //设置单选框样式 static QString setRadioButtonQss(QRadioButton *rbtn, //单选框对象 int indicatorRadius = 8, //指示器圆角角度 const QString &normalColor = "#D7DBDE", //正常颜色 const QString &checkColor = "#34495E"); //选中颜色 //设置滚动条样式 static QString setScrollBarQss(QWidget *scroll, //滚动条对象 int radius = 6, //圆角角度 int min = 120, //指示器最小长度 int max = 12, //滚动条最大长度 const QString &bgColor = "#606060", //背景色 const QString &handleNormalColor = "#34495E", //指示器正常颜色 const QString &handleHoverColor = "#1ABC9C", //指示器悬停颜色 const QString &handlePressedColor = "#E74C3C"); //指示器按下颜色
QString QUIHelper::setPushButtonQss(QPushButton *btn, int radius, int padding,
const QString &normalColor,
const QString &normalTextColor,
const QString &hoverColor,
const QString &hoverTextColor,
const QString &pressedColor,
const QString &pressedTextColor)
{
QStringList list;
list.append(QString("QPushButton{border-style:none;padding:%1px;border-radius:%2px;color:%3;background:%4;}")
.arg(padding).arg(radius).arg(normalTextColor).arg(normalColor));
list.append(QString("QPushButton:hover{color:%1;background:%2;}")
.arg(hoverTextColor).arg(hoverColor));
list.append(QString("QPushButton:pressed{color:%1;background:%2;}")
.arg(pressedTextColor).arg(pressedColor));
QString qss = list.join("");
btn->setStyleSheet(qss);
return qss;
}
QString QUIHelper::setLineEditQss(QLineEdit *txt, int radius, int borderWidth,
const QString &normalColor,
const QString &focusColor)
{
QStringList list;
list.append(QString("QLineEdit{border-style:none;padding:3px;border-radius:%1px;border:%2px solid %3;}")
.arg(radius).arg(borderWidth).arg(normalColor));
list.append(QString("QLineEdit:focus{border:%1px solid %2;}")
.arg(borderWidth).arg(focusColor));
QString qss = list.join("");
txt->setStyleSheet(qss);
return qss;
}
QString QUIHelper::setProgressBarQss(QProgressBar *bar, int barHeight,
int barRadius, int fontSize,
const QString &normalColor,
const QString &chunkColor)
{
QStringList list;
list.append(QString("QProgressBar{font:%1pt;background:%2;max-height:%3px;border-radius:%4px;text-align:center;border:1px solid %2;}")
.arg(fontSize).arg(normalColor).arg(barHeight).arg(barRadius));
list.append(QString("QProgressBar:chunk{border-radius:%2px;background-color:%1;}")
.arg(chunkColor).arg(barRadius));
QString qss = list.join("");
bar->setStyleSheet(qss);
return qss;
}
QString QUIHelper::setSliderQss(QSlider *slider, int sliderHeight,
const QString &normalColor,
const QString &grooveColor,
const QString &handleBorderColor,
const QString &handleColor,
const QString &textColor)
{
int sliderRadius = sliderHeight / 2;
int handleSize = (sliderHeight * 3) / 2 + (sliderHeight / 5);
int handleRadius = handleSize / 2;
int handleOffset = handleRadius / 2;
QStringList list;
int handleWidth = handleSize + sliderHeight / 5 - 1;
list.append(QString("QSlider::horizontal{min-height:%1px;color:%2;}").arg(sliderHeight * 2).arg(textColor));
list.append(QString("QSlider::groove:horizontal{background:%1;height:%2px;border-radius:%3px;}")
.arg(normalColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::add-page:horizontal{background:%1;height:%2px;border-radius:%3px;}")
.arg(normalColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::sub-page:horizontal{background:%1;height:%2px;border-radius:%3px;}")
.arg(grooveColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::handle:horizontal{width:%3px;margin-top:-%4px;margin-bottom:-%4px;border-radius:%5px;"
"background:qradialgradient(spread:pad,cx:0.5,cy:0.5,radius:0.5,fx:0.5,fy:0.5,stop:0.6 %1,stop:0.8 %2);}")
.arg(handleColor).arg(handleBorderColor).arg(handleWidth).arg(handleOffset).arg(handleRadius));
//偏移一个像素
handleWidth = handleSize + sliderHeight / 5;
list.append(QString("QSlider::vertical{min-width:%1px;color:%2;}").arg(sliderHeight * 2).arg(textColor));
list.append(QString("QSlider::groove:vertical{background:%1;width:%2px;border-radius:%3px;}")
.arg(normalColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::add-page:vertical{background:%1;width:%2px;border-radius:%3px;}")
.arg(grooveColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::sub-page:vertical{background:%1;width:%2px;border-radius:%3px;}")
.arg(normalColor).arg(sliderHeight).arg(sliderRadius));
list.append(QString("QSlider::handle:vertical{height:%3px;margin-left:-%4px;margin-right:-%4px;border-radius:%5px;"
"background:qradialgradient(spread:pad,cx:0.5,cy:0.5,radius:0.5,fx:0.5,fy:0.5,stop:0.6 %1,stop:0.8 %2);}")
.arg(handleColor).arg(handleBorderColor).arg(handleWidth).arg(handleOffset).arg(handleRadius));
QString qss = list.join("");
slider->setStyleSheet(qss);
return qss;
}
QString QUIHelper::setRadioButtonQss(QRadioButton *rbtn, int indicatorRadius,
const QString &normalColor,
const QString &checkColor)
{
int indicatorWidth = indicatorRadius * 2;
QStringList list;
list.append(QString("QRadioButton::indicator{border-radius:%1px;width:%2px;height:%2px;}")
.arg(indicatorRadius).arg(indicatorWidth));
list.append(QString("QRadioButton::indicator::unchecked{background:qradialgradient(spread:pad,cx:0.5,cy:0.5,radius:0.5,fx:0.5,fy:0.5,"
"stop:0.6 #FFFFFF,stop:0.7 %1);}").arg(normalColor));
list.append(QString("QRadioButton::indicator::checked{background:qradialgradient(spread:pad,cx:0.5,cy:0.5,radius:0.5,fx:0.5,fy:0.5,"
"stop:0 %1,stop:0.3 %1,stop:0.4 #FFFFFF,stop:0.6 #FFFFFF,stop:0.7 %1);}").arg(checkColor));
QString qss = list.join("");
rbtn->setStyleSheet(qss);
return qss;
}
QString QUIHelper::setScrollBarQss(QWidget *scroll, int radius, int min, int max,
const QString &bgColor,
const QString &handleNormalColor,
const QString &handleHoverColor,
const QString &handlePressedColor)
{
//滚动条离背景间隔
int padding = 0;
QStringList list;
//handle:指示器,滚动条拉动部分 add-page:滚动条拉动时增加的部分 sub-page:滚动条拉动时减少的部分 add-line:递增按钮 sub-line:递减按钮
//横向滚动条部分
list.append(QString("QScrollBar:horizontal{background:%1;padding:%2px;border-radius:%3px;min-height:%4px;max-height:%4px;}")
.arg(bgColor).arg(padding).arg(radius).arg(max));
list.append(QString("QScrollBar::handle:horizontal{background:%1;min-width:%2px;border-radius:%3px;}")
.arg(handleNormalColor).arg(min).arg(radius));
list.append(QString("QScrollBar::handle:horizontal:hover{background:%1;}")
.arg(handleHoverColor));
list.append(QString("QScrollBar::handle:horizontal:pressed{background:%1;}")
.arg(handlePressedColor));
list.append(QString("QScrollBar::add-page:horizontal{background:none;}"));
list.append(QString("QScrollBar::sub-page:horizontal{background:none;}"));
list.append(QString("QScrollBar::add-line:horizontal{background:none;}"));
list.append(QString("QScrollBar::sub-line:horizontal{background:none;}"));
//纵向滚动条部分
list.append(QString("QScrollBar:vertical{background:%1;padding:%2px;border-radius:%3px;min-width:%4px;max-width:%4px;}")
.arg(bgColor).arg(padding).arg(radius).arg(max));
list.append(QString("QScrollBar::handle:vertical{background:%1;min-height:%2px;border-radius:%3px;}")
.arg(handleNormalColor).arg(min).arg(radius));
list.append(QString("QScrollBar::handle:vertical:hover{background:%1;}")
.arg(handleHoverColor));
list.append(QString("QScrollBar::handle:vertical:pressed{background:%1;}")
.arg(handlePressedColor));
list.append(QString("QScrollBar::add-page:vertical{background:none;}"));
list.append(QString("QScrollBar::sub-page:vertical{background:none;}"));
list.append(QString("QScrollBar::add-line:vertical{background:none;}"));
list.append(QString("QScrollBar::sub-line:vertical{background:none;}"));
QString qss = list.join("");
scroll->setStyleSheet(qss);
return qss;
}到此，相信大家对“Qt怎么设置按钮样式”有了更深的了解，不妨来实际操作一番吧！这里是创新互联网站，更多相关内容可以进入相关频道进行查询，关注我们，继续学习！
