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39
40#ifndef QCOMMONSTYLE_P_H
41#define QCOMMONSTYLE_P_H
42
43#include <QtWidgets/private/qtwidgetsglobal_p.h>
44#include "qcommonstyle.h"
45#include "qstyle_p.h"
46#if QT_CONFIG(animation)
47#include "qstyleanimation_p.h"
48#endif
49#include "qstyleoption.h"
50
51QT_BEGIN_NAMESPACE
52
53//
54// W A R N I N G
55// -------------
56//
57// This file is not part of the Qt API. It exists for the convenience
58// of qapplication_*.cpp, qwidget*.cpp and qfiledialog.cpp. This header
59// file may change from version to version without notice, or even be removed.
60//
61// We mean it.
62//
63
64class QTextOption;
65
66// Private class
67class Q_WIDGETS_EXPORT QCommonStylePrivate : public QStylePrivate
68{
69 Q_DECLARE_PUBLIC(QCommonStyle)
70public:
71 inline QCommonStylePrivate() :
72#if QT_CONFIG(itemviews)
73 cachedOption(nullptr),
74#endif
75 animationFps(30)
76 { }
77
78 ~QCommonStylePrivate()
79 {
80#if QT_CONFIG(animation)
81 qDeleteAll(animations);
82#endif
83#if QT_CONFIG(itemviews)
84 delete cachedOption;
85#endif
86 }
87
88 QString calculateElidedText(const QString &text, const QTextOption &textOption,
89 const QFont &font, const QRect &textRect, const Qt::Alignment valign,
90 Qt::TextElideMode textElideMode, int flags,
91 bool lastVisibleLineShouldBeElided, QPointF *paintStartPosition) const;
92#if QT_CONFIG(itemviews)
93 void viewItemDrawText(QPainter *p, const QStyleOptionViewItem *option, const QRect &rect) const;
94 void viewItemLayout(const QStyleOptionViewItem *opt, QRect *checkRect,
95 QRect *pixmapRect, QRect *textRect, bool sizehint) const;
96 QSize viewItemSize(const QStyleOptionViewItem *option, int role) const;
97
98 mutable QRect decorationRect, displayRect, checkRect;
99 mutable QStyleOptionViewItem *cachedOption;
100 bool isViewItemCached(const QStyleOptionViewItem &option) const {
101 return cachedOption && (option.widget == cachedOption->widget
102 && option.index == cachedOption->index
103 && option.state == cachedOption->state
104 && option.rect == cachedOption->rect
105 && option.text == cachedOption->text
106 && option.direction == cachedOption->direction
107 && option.displayAlignment == cachedOption->displayAlignment
108 && option.decorationAlignment == cachedOption->decorationAlignment
109 && option.decorationPosition == cachedOption->decorationPosition
110 && option.decorationSize == cachedOption->decorationSize
111 && option.features == cachedOption->features
112 && option.icon.isNull() == cachedOption->icon.isNull()
113 && option.font == cachedOption->font
114 && option.viewItemPosition == cachedOption->viewItemPosition
115 && option.showDecorationSelected == cachedOption->showDecorationSelected);
116 }
117#endif
118#if QT_CONFIG(toolbutton)
119 QString toolButtonElideText(const QStyleOptionToolButton *toolbutton,
120 const QRect &textRect, int flags) const;
121#endif
122
123 mutable QIcon tabBarcloseButtonIcon;
124#if QT_CONFIG(tabbar)
125 virtual void tabLayout(const QStyleOptionTab *opt, const QWidget *widget, QRect *textRect, QRect *pixmapRect) const;
126#endif
127
128 int animationFps;
129#if QT_CONFIG(animation)
130 void _q_removeAnimation();
131
132 QList<const QObject*> animationTargets() const;
133 QStyleAnimation* animation(const QObject *target) const;
134 void startAnimation(QStyleAnimation *animation) const;
135 void stopAnimation(const QObject *target) const;
136
137private:
138 mutable QHash<const QObject*, QStyleAnimation*> animations;
139#endif // animation
140};
141
142QT_END_NAMESPACE
143
144#endif //QCOMMONSTYLE_P_H
145