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feat: 添加必须写的几个内联函数和静态函数以及重写的虚函数

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This commit is contained in:
touwoyimuli 2019-09-28 23:59:02 +08:00
parent 594e96fa50
commit 788e560190
2 changed files with 120 additions and 5 deletions
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92
QtCustomStyleEx/ExCustomStyle.cpp
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@ -7,7 +7,76 @@ ExCustomStyle::ExCustomStyle()
}
//重写重载的函数+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//静态static的函数+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
void ExCustomStyle::drawPrimitive(const QStyle *style, ExCustomStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w)
{
// DStyleHelper dstyle(style);
switch (pe) {
// case value:
// break;
default:
break;
}
}
void ExCustomStyle::drawControl(const QStyle *style, ExCustomStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w)
{
}
QRect ExCustomStyle::subElementRect(const QStyle *style, ExCustomStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget)
{
return QRect();
}
QSize ExCustomStyle::sizeFromContents(const QStyle *style, ExCustomStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w)
{
return QSize();
}
QIcon ExCustomStyle::standardIcon(const QStyle *style, ExCustomStyle::StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget)
{
return QIcon();
}
//内联inline的函数+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//实际上,只需要在实现处添加inline,声明出不需要写inline
inline void ExCustomStyle::drawPrimitive(ExCustomStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const
{
proxy()->drawPrimitive(static_cast<QStyle::PrimitiveElement>(pe), opt, p, w);
}
inline void ExCustomStyle::drawControl(ExCustomStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const
{
proxy()->drawControl(static_cast<QStyle::ControlElement>(element), opt, p, w);
}
inline QRect ExCustomStyle::subElementRect(ExCustomStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget) const
{
proxy()->subElementRect(static_cast<QStyle::SubElement>(subElement), option, widget);
}
inline int ExCustomStyle::pixelMetric(ExCustomStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget) const
{
proxy()->pixelMetric(static_cast<QStyle::PixelMetric>(metric), option, widget);
}
inline QSize ExCustomStyle::sizeFromContents(ExCustomStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w) const
{
proxy()->sizeFromContents(static_cast<QStyle::ContentsType>(ct), opt, contentsSize, w);
}
inline int ExCustomStyle::styleHint(ExCustomStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const
{
proxy()->styleHint(static_cast<QStyle::StyleHint>(stylehint), opt, widget, returnData);
}
inline QIcon ExCustomStyle::standardIcon(ExCustomStyle::StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget) const
{
proxy()->standardIcon(static_cast<QStyle::StandardPixmap>(standardIcon), option, widget);
}
//重写重载的函数====================================================================================================
void ExCustomStyle::drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const
{
QCommonStyle::drawPrimitive(pe, opt, p, w);
@ -15,6 +84,12 @@ void ExCustomStyle::drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOptio
void ExCustomStyle::drawControl(QStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const
{
// if (Q_UNLIKELY(element < QStyle::CE_CustomBase)) {
// return QCommonStyle::drawControl(element, opt, p, w);
// }
// drawControl(this, static_cast<ControlElement>(element), opt, p, w);
switch (element) {
//滚动条-------------------------------------
case CE_ScrollBarAddPage: { //增加页(在滑槽)
@ -73,6 +148,21 @@ QIcon ExCustomStyle::standardIcon(QStyle::StandardPixmap standardIcon, const QSt
return QCommonStyle::standardIcon(standardIcon, option, widget);
}
void ExCustomStyle::drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const
{
return QCommonStyle::drawComplexControl(cc, opt, p, widget);
}
QRect ExCustomStyle::subControlRect(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const
{
return QCommonStyle::subControlRect(cc, opt, sc, widget);
}
QStyle::SubControl ExCustomStyle::hitTestComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, const QPoint &pt, const QWidget *widget) const
{
return QCommonStyle::hitTestComplexControl(cc, opt, pt, widget);
}
//END+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
CUSTOMSTYLE_END_NAMESPACE

33
QtCustomStyleEx/ExCustomStyle.h
View File

@ -79,12 +79,25 @@ public:
};
Q_DECLARE_FLAGS(StateFlags, StyleState) //而类型定义(typedef)和操作符重载正是宏Q_DECLARE_FLAGS 和 Q_DECLARE_OPERATORS_FOR_FLAGS (均无关于元对象系统)
//内联函数,然后自己选择是调用静态函数,还是重写的基类的函数
inline void drawPrimitive(ExCustomStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const
{ proxy()->drawPrimitive(static_cast<QStyle::PrimitiveElement>(pe), opt, p, w); }
//静态static函数
static void drawPrimitive(const QStyle *style, ExCustomStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w);
static void drawControl(const QStyle *style, ExCustomStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w);
static QRect subElementRect(const QStyle *style, ExCustomStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget);
static QSize sizeFromContents(const QStyle *style, ExCustomStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w);
static QIcon standardIcon(const QStyle *style, ExCustomStyle::StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget);
//内联inline函数,然后自己选择是调用静态函数,还是重写的基类的函数
inline void drawPrimitive(ExCustomStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const;
inline void drawControl(ExCustomStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const;
inline QRect subElementRect(ExCustomStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget) const;
inline int pixelMetric(ExCustomStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget) const;
inline QSize sizeFromContents(ExCustomStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w) const;
inline int styleHint(ExCustomStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const;
inline QIcon standardIcon(ExCustomStyle::StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget) const;
// inline void drawComplexControl(ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const; //这三个不用写成内联函数,且会编译不通过
// inline QRect subControlRect(ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const;
// inline QStyle::SubControl hitTestComplexControl(ComplexControl cc, const QStyleOptionComplex *opt, const QPoint &pt, const QWidget *widget) const;
//重写QCommonStyle重载的函数
virtual void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const override;
@ -95,9 +108,21 @@ public:
virtual int styleHint(QStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const override;
virtual QIcon standardIcon(QStyle::StandardPixmap standardIcon, const QStyleOption *option, const QWidget *widget) const override;
virtual void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const override;
virtual QRect subControlRect(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const override;
virtual SubControl hitTestComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, const QPoint &pt, const QWidget *widget) const override;
// virtual void polish(QPalette &palette) override; //通常在此函数内指定配色方案，也即配置调色板
// virtual void polish(QWidget *widget) override; //当样式应用到窗口部件时，polish(QWidget*)就会调用,从而允许我们进行最后的定制
// virtual void unpolish(QWidget *widget) override; //当动态改变样式的时候，unpolish就会调用，来撤销polish的影响。polish(QWidget*)一般用做窗口部件的事件过滤器。
using QCommonStyle::drawPrimitive; //重实现,使得父类的多个同名 函数 (不同参数) 任然可以在本类里面使用
using QCommonStyle::drawControl;
using QCommonStyle::subElementRect;
using QCommonStyle::pixelMetric;
using QCommonStyle::sizeFromContents;
using QCommonStyle::styleHint;
using QCommonStyle::standardIcon;
};
CUSTOMSTYLE_END_NAMESPACE