149 lines
7.8 KiB
C++
149 lines
7.8 KiB
C++
/*
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*
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* Gmail: touwoyimuli@gmai.com
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* blogs: https://blog.csdn.net/qq_33154343
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*
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* -------------------------------------------------
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* Copyright 2019~2020 touwoyimuli
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MYSTYLE_H
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#define MYSTYLE_H
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#include <QCommonStyle>
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#include <QPainter>
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class MyStyle : public QCommonStyle
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{
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Q_OBJECT //connect qobject_cast
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public:
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//这里新增加的枚举，是属于 MyStyle:: , 而非 QStyle:: 范围
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enum ControlElement {
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CE_SwitchButton = QStyle::CE_CustomBase + 1, //switchButton 控件
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CE_CustomBase = QStyle::CE_CustomBase + 0xf00000
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};
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enum SubElement {
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SE_SwitchButtonGroove = QStyle::SE_CustomBase + 1, //滑槽矩形大小
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SE_SwitchButtonHandle, //滑块矩形大小
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SE_CustomBase = QStyle::SE_CustomBase + 0xf00000
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};
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enum PixelMetric {
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PM_SwitchButtonHandleWidth = QStyle::PM_CustomBase + 1, //switch Handle width
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PM_SwithcButtonHandleHeight, //switch Handle height
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PM_CustomBase = QStyle::PM_CustomBase + 0xf00000
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};
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enum PrimitiveElement {
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PE_SwitchButtonGroove = QStyle::PE_CustomBase + 1, //滑槽
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PE_SwitchButtonHandle, //滑块
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PE_CustomBase = QStyle::PE_CustomBase + 0xf00000
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};
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public:
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MyStyle();
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// QStyle interface
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public:
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//static 函数，供 MyStylrHelp 调用 [用来绘画自增加的控件枚举]
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static void drawPrimitive(const QStyle *style, MyStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w = nullptr);
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static void drawControl(const QStyle *style, MyStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w);
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static QRect subElementRect(const QStyle *style, MyStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget);
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// static void drawComplexControl(const QStyle *style, MyStyle::ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const;
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// static QRect subControlRect(const QStyle *style, MyStyle::ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const;
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static int pixelMetric(const QStyle *style, MyStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget);
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// static QSize sizeFromContents(const QStyle *style, MyStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w) const;
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// static int styleHint(const QStyle *style, MyStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const;
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//新增加的枚举属 MyStyle:: , 之能够在此内敛函数里面调用
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//[主要用来绘画 自定义新增 的控件枚举 --> 实际调用在 下面的 virtual 里面绘画]
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inline void drawPrimitive(MyStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w = nullptr) const;
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inline void drawControl(MyStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const;
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inline QRect subElementRect(MyStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget) const;
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// inline void drawComplexControl(MyStyle::ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const;
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// inline QRect subControlRect(MyStyle::ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const;
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inline int pixelMetric(MyStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget) const;
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// inline QSize sizeFromContents(MyStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w) const;
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// inline int styleHint(MyStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const;
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//这里的快捷方式创建的枚举,都是不带QStyle:: ; 但是快捷方式的定义是带是QStyle:: , 此处声明的地方必须加上 QStyle:: /*后面改写更复杂的得写上MyStyle:: 因添加自定义的枚举*/
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//这里 override 的虚函数，只能够调用旧有的 QStyle:: 的函数
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//[主要用来绘画 Qt 、 自定义新增 的控件枚举]
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virtual void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w) const override;
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virtual void drawControl(QStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const override;
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virtual QRect subElementRect(QStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget) const override;
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virtual void drawComplexControl(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, QPainter *p, const QWidget *widget) const override;
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virtual QRect subControlRect(QStyle::ComplexControl cc, const QStyleOptionComplex *opt, SubControl sc, const QWidget *widget) const override;
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virtual int pixelMetric(QStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget) const override;
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virtual QSize sizeFromContents(QStyle::ContentsType ct, const QStyleOption *opt, const QSize &contentsSize, const QWidget *w) const override;
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virtual int styleHint(QStyle::StyleHint stylehint, const QStyleOption *opt, const QWidget *widget, QStyleHintReturn *returnData) const override;
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virtual void polish(QWidget *widget) override;
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virtual void unpolish(QWidget *widget) override;
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//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
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using QCommonStyle::polish;
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using QCommonStyle::unpolish;
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using QCommonStyle::drawPrimitive;
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using QCommonStyle::drawControl;
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using QCommonStyle::subElementRect;
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using QCommonStyle::drawComplexControl;
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using QCommonStyle::subControlRect;
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using QCommonStyle::pixelMetric;
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using QCommonStyle::sizeFromContents;
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using QCommonStyle::styleHint;
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};
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class MyStyleHelp
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{
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public:
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inline MyStyleHelp (const QStyle* style = nullptr);
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inline void setStyle(const QStyle* style);
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inline const QStyle* qStyle() const;
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inline const MyStyle* myStyle() const;
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inline void drawPrimitive(MyStyle::PrimitiveElement pe, const QStyleOption *opt, QPainter *p, const QWidget *w = nullptr) const;
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inline void drawControl(MyStyle::ControlElement element, const QStyleOption *opt, QPainter *p, const QWidget *w) const;
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inline QRect subElementRect(MyStyle::SubElement subElement, const QStyleOption *option, const QWidget *widget) const;
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inline int pixelMetric(MyStyle::PixelMetric metric, const QStyleOption *option, const QWidget *widget) const;
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private:
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const QStyle* m_qStyle;
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const MyStyle* m_myStyle;
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};
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class MyStylePainter : public QPainter
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{
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public:
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MyStylePainter() {}
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~MyStylePainter() {}
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inline void drawPrimitive(MyStyle::PrimitiveElement pe, const QStyleOption *opt);
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inline void drawPrimitive(QStyle::PrimitiveElement pe, const QStyleOption *opt);
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inline void drawControl(MyStyle::ControlElement element, const QStyleOption *opt);
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inline void drawControl(QStyle::ControlElement element, const QStyleOption *opt);
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private:
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QWidget* m_widget;
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QStyle* m_qStyle;
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MyStyleHelp m_myStyleHelp;
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};
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#endif // MYSTYLE_H
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