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https://gitee.com/drabel/LibQQt.git
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84 lines
2.5 KiB
C++
Executable File
84 lines
2.5 KiB
C++
Executable File
#include "qqttabbar.h"
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#include "QStylePainter"
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#include "QStyleOptionTabV3"
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#include "QDebug"
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#include "QPixmap"
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#include "QApplication"
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#include "QToolButton"
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#include "qqtdefine.h"
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QQTTabBar::QQTTabBar(QWidget *parent) :
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QTabBar(parent)
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{
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setFocusPolicy(Qt::NoFocus);
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}
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void QQTTabBar::tabPixmap(int index, QImage& icon, QImage& iconSel)
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{
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if(index < 0 || index + 1 > count() || index + 1 > iconList.size())
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return;
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icon = QImage(iconList[index][BTN_NORMAL]);
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iconSel = QImage(iconList[index][BTN_PRESS]);
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return ;
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}
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void QQTTabBar::setTabPixmap(int index, const QString &icon, const QString& iconSel)
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{
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if(index < 0 || index + 1 > count())
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return;
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TBtnIconTable table;
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table[BTN_NORMAL] = icon;
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table[BTN_PRESS] = iconSel;
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iconList.insert(index, table);
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}
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void QQTTabBar::paintEvent(QPaintEvent * e)
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{
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QStylePainter p(this);
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for (int index = 0; index < count(); index++)
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{
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QStyleOptionTabV3 opt;
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initStyleOption(&opt, index);
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opt.shape = verticalTabs() ? QTabBar::RoundedWest : QTabBar::RoundedNorth;
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QRect tabRectValue = tabRect(index);
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if( iconList.size() > index )
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{
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int sel = currentIndex() == index ? BTN_PRESS : BTN_NORMAL;
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p.drawItemPixmap(tabRectValue, Qt::AlignCenter, QIcon(iconList[index][sel]).pixmap(rect().size(), QIcon::Normal, QIcon::On));
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//失真不明显，使用以下方法
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//QImage image(iconList[index][sel]);
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//p.drawItemPixmap(tabRectValue, Qt::AlignLeft |Qt::AlignTop, QPixmap::fromImage(image.scaled(tabRectValue.size(), Qt::KeepAspectRatio)));
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}
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opt.palette.setColor(QPalette::Normal, QPalette::Text, QColor(255, 132, 0));
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opt.palette.setCurrentColorGroup(QPalette::Active);
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opt.state |= QStyle::State_Sunken;
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//-rect.height()/20 上移
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verticalTabs() ? tabRectValue.adjust(0, 0, 0, 0) : tabRectValue.adjust(0, 0, 0, 0);
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int flags = verticalTabs() ? Qt::AlignHCenter|Qt::AlignBottom : Qt::AlignCenter;
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//pline() << objectName() << rect;
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if(index == currentIndex())
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p.drawItemText(tabRectValue, flags, opt.palette, true, opt.text, QPalette::Text);
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else
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p.drawItemText(tabRectValue, flags, opt.palette, true, opt.text, QPalette::BrightText);
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}
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}
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bool QQTTabBar::verticalTabs()
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{
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return shape() == QTabBar::RoundedWest
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|| shape() == QTabBar::RoundedEast
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|| shape() == QTabBar::TriangularWest
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|| shape() == QTabBar::TriangularEast;
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}
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