更新两种方式
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metanoia1989
parent
86337b103f
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3aed340f11
@ -3,6 +3,9 @@
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#include <QPainter>
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#include<QDebug>
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/**
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* 根据Python版改的，还是Python写起来比较快比较方便
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*/
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void MenuBtnStyle::drawControl(QStyle::ControlElement element, const QStyleOption *option,
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QPainter *painter, const QWidget *widget) const
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{
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@ -40,80 +43,83 @@ void MenuBtnStyle::drawControl(QStyle::ControlElement element, const QStyleOptio
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}
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//void MenuBtnStyle::drawControl(QStyle::ControlElement element, const QStyleOption *option,
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// QPainter *painter, const QWidget *widget) const
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//{
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// if(element==CE_PushButtonLabel)
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// {
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// if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option))
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// {
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// QRect textRect = button->rect;
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// uint tf = Qt::AlignVCenter | Qt::TextShowMnemonic;
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// if (!proxy()->styleHint(SH_UnderlineShortcut, button, widget))
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// tf |= Qt::TextHideMnemonic;
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/**
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* 这个是直接贴stackoverflow上的回答的，但是好复杂，没太看的懂。
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*/
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void MenuBtnStyle::drawControl2(QStyle::ControlElement element, const QStyleOption *option,
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QPainter *painter, const QWidget *widget) const
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{
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if(element==CE_PushButtonLabel)
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{
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if (const QStyleOptionButton *button = qstyleoption_cast<const QStyleOptionButton *>(option))
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{
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QRect textRect = button->rect;
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uint tf = Qt::AlignVCenter | Qt::TextShowMnemonic;
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if (!proxy()->styleHint(SH_UnderlineShortcut, button, widget))
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tf |= Qt::TextHideMnemonic;
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// if (!button->icon.isNull()) {
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// QRect iconRect;
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// QIcon::Mode mode = button->state & State_Enabled ? QIcon::Normal : QIcon::Disabled;
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// if (mode == QIcon::Normal && button->state & State_HasFocus)
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// mode = QIcon::Active;
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// QIcon::State state = QIcon::Off;
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// if (button->state & State_On)
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// state = QIcon::On;
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if (!button->icon.isNull()) {
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QRect iconRect;
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QIcon::Mode mode = button->state & State_Enabled ? QIcon::Normal : QIcon::Disabled;
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if (mode == QIcon::Normal && button->state & State_HasFocus)
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mode = QIcon::Active;
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QIcon::State state = QIcon::Off;
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if (button->state & State_On)
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state = QIcon::On;
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// QWindow *window = widget == nullptr ? nullptr : widget->window()->windowHandle();
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// QPixmap pixmap = button->icon.pixmap(window, button->iconSize, mode, state);
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QWindow *window = widget == nullptr ? nullptr : widget->window()->windowHandle();
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QPixmap pixmap = button->icon.pixmap(window, button->iconSize, mode, state);
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// int pixmapWidth = pixmap.width() / pixmap.devicePixelRatio();
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// int pixmapHeight = pixmap.height() / pixmap.devicePixelRatio();
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// int labelWidth = pixmapWidth;
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// int labelHeight = pixmapHeight;
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// int iconSpacing = 4;//### 4 is currently hardcoded in QPushButton::sizeHint()
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// int textWidth = button->fontMetrics.boundingRect(option->rect, tf, button->text).width();
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// if (!button->text.isEmpty())
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// labelWidth += (textWidth + iconSpacing);
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int pixmapWidth = pixmap.width() / pixmap.devicePixelRatio();
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int pixmapHeight = pixmap.height() / pixmap.devicePixelRatio();
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int labelWidth = pixmapWidth;
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int labelHeight = pixmapHeight;
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int iconSpacing = 4;//### 4 is currently hardcoded in QPushButton::sizeHint()
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int textWidth = button->fontMetrics.boundingRect(option->rect, tf, button->text).width();
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if (!button->text.isEmpty())
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labelWidth += (textWidth + iconSpacing);
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// /*************************************************************/
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// // Make the icon rectangle always be 10px in from the left edge
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// /*************************************************************/
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// iconRect = QRect(10,
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// textRect.y() + (textRect.height() - labelHeight) / 2,
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// pixmapWidth, pixmapHeight);
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/*************************************************************/
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// Make the icon rectangle always be 10px in from the left edge
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/*************************************************************/
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iconRect = QRect(10,
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textRect.y() + (textRect.height() - labelHeight) / 2,
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pixmapWidth, pixmapHeight);
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// iconRect = visualRect(button->direction, textRect, iconRect);
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iconRect = visualRect(button->direction, textRect, iconRect);
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// /***********************************/
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// // Always horizontal align the text
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// /***********************************/
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// tf |= Qt::AlignHCenter;
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/***********************************/
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// Always horizontal align the text
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/***********************************/
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tf |= Qt::AlignHCenter;
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// if (button->state & (State_On | State_Sunken))
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// iconRect.translate(proxy()->pixelMetric(PM_ButtonShiftHorizontal, option, widget),
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// proxy()->pixelMetric(PM_ButtonShiftVertical, option, widget));
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// painter->drawPixmap(iconRect, pixmap);
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// } else {
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// tf |= Qt::AlignHCenter;
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// }
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// if (button->state & (State_On | State_Sunken))
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// textRect.translate(proxy()->pixelMetric(PM_ButtonShiftHorizontal, option, widget),
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// proxy()->pixelMetric(PM_ButtonShiftVertical, option, widget));
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if (button->state & (State_On | State_Sunken))
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iconRect.translate(proxy()->pixelMetric(PM_ButtonShiftHorizontal, option, widget),
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proxy()->pixelMetric(PM_ButtonShiftVertical, option, widget));
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painter->drawPixmap(iconRect, pixmap);
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} else {
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tf |= Qt::AlignHCenter;
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}
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if (button->state & (State_On | State_Sunken))
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textRect.translate(proxy()->pixelMetric(PM_ButtonShiftHorizontal, option, widget),
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proxy()->pixelMetric(PM_ButtonShiftVertical, option, widget));
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// if (button->features & QStyleOptionButton::HasMenu) {
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// int indicatorSize = proxy()->pixelMetric(PM_MenuButtonIndicator, button, widget);
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// if (button->direction == Qt::LeftToRight)
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// textRect = textRect.adjusted(0, 0, -indicatorSize, 0);
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// else
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// textRect = textRect.adjusted(indicatorSize, 0, 0, 0);
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// }
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// proxy()->drawItemText(painter, textRect, tf, button->palette, (button->state & State_Enabled),
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// button->text, QPalette::ButtonText);
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// }
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if (button->features & QStyleOptionButton::HasMenu) {
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int indicatorSize = proxy()->pixelMetric(PM_MenuButtonIndicator, button, widget);
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if (button->direction == Qt::LeftToRight)
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textRect = textRect.adjusted(0, 0, -indicatorSize, 0);
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else
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textRect = textRect.adjusted(indicatorSize, 0, 0, 0);
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}
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proxy()->drawItemText(painter, textRect, tf, button->palette, (button->state & State_Enabled),
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button->text, QPalette::ButtonText);
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}
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// qDebug() << "调用了吗？？？";
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// return;
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// }
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qDebug() << "调用了吗？？？";
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return;
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}
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// // For all other controls, draw the default
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// QProxyStyle::drawControl(element, option, painter, widget);
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//}
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// For all other controls, draw the default
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QProxyStyle::drawControl(element, option, painter, widget);
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}
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@ -9,6 +9,8 @@ class MenuBtnStyle : public QProxyStyle
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public:
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void drawControl(ControlElement element, const QStyleOption *option,
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QPainter *painter, const QWidget *widget = nullptr) const override;
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void drawControl2(ControlElement element, const QStyleOption *option,
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QPainter *painter, const QWidget *widget = nullptr) const;
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};
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#endif // MENUBTNSTYLE_H
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