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35****************************************************************************/
36
37#ifndef QQUICKCONTROL_P_P_H
38#define QQUICKCONTROL_P_P_H
39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49//
50
51#include <QtQuickTemplates2/private/qquickcontrol_p.h>
52#include <QtQuickTemplates2/private/qquickdeferredpointer_p_p.h>
53#include <QtQuickTemplates2/private/qquicktheme_p.h>
54
55#include <QtQuick/private/qquickitem_p.h>
56#include <QtQuick/private/qquickitemchangelistener_p.h>
57#include <QtQml/private/qlazilyallocated_p.h>
58
59#if QT_CONFIG(accessibility)
60#include <QtGui/qaccessible.h>
61#endif
62
63#include <QtCore/qloggingcategory.h>
64
65QT_BEGIN_NAMESPACE
66
67Q_DECLARE_LOGGING_CATEGORY(lcItemManagement)
68
69class QQuickAccessibleAttached;
70
71class Q_QUICKTEMPLATES2_PRIVATE_EXPORT QQuickControlPrivate : public QQuickItemPrivate, public QQuickItemChangeListener
72#if QT_CONFIG(accessibility)
73 , public QAccessible::ActivationObserver
74#endif
75{
76 Q_DECLARE_PUBLIC(QQuickControl)
77
78public:
79 QQuickControlPrivate();
80 ~QQuickControlPrivate();
81
82 static QQuickControlPrivate *get(QQuickControl *control)
83 {
84 return control->d_func();
85 }
86
87 void init();
88
89#if QT_CONFIG(quicktemplates2_multitouch)
90 virtual bool acceptTouch(const QTouchEvent::TouchPoint &point);
91#endif
92 virtual void handlePress(const QPointF &point);
93 virtual void handleMove(const QPointF &point);
94 virtual void handleRelease(const QPointF &point);
95 virtual void handleUngrab();
96
97 void mirrorChange() override;
98
99 inline QMarginsF getPadding() const { return QMarginsF(getLeftPadding(), getTopPadding(), getRightPadding(), getBottomPadding()); }
100 inline qreal getTopPadding() const { return extra.isAllocated() && extra->hasTopPadding ? extra->topPadding : getVerticalPadding(); }
101 inline qreal getLeftPadding() const { return extra.isAllocated() && extra->hasLeftPadding ? extra->leftPadding : getHorizontalPadding(); }
102 inline qreal getRightPadding() const { return extra.isAllocated() && extra->hasRightPadding ? extra->rightPadding : getHorizontalPadding(); }
103 inline qreal getBottomPadding() const { return extra.isAllocated() && extra->hasBottomPadding ? extra->bottomPadding : getVerticalPadding(); }
104 inline qreal getHorizontalPadding() const { return hasHorizontalPadding ? horizontalPadding : padding; }
105 inline qreal getVerticalPadding() const { return hasVerticalPadding ? verticalPadding : padding; }
106
107 void setTopPadding(qreal value, bool reset = false);
108 void setLeftPadding(qreal value, bool reset = false);
109 void setRightPadding(qreal value, bool reset = false);
110 void setBottomPadding(qreal value, bool reset = false);
111 void setHorizontalPadding(qreal value, bool reset = false);
112 void setVerticalPadding(qreal value, bool reset = false);
113
114 inline QMarginsF getInset() const { return QMarginsF(getLeftInset(), getTopInset(), getRightInset(), getBottomInset()); }
115 inline qreal getTopInset() const { return extra.isAllocated() ? extra->topInset : 0; }
116 inline qreal getLeftInset() const { return extra.isAllocated() ? extra->leftInset : 0; }
117 inline qreal getRightInset() const { return extra.isAllocated() ? extra->rightInset : 0; }
118 inline qreal getBottomInset() const { return extra.isAllocated() ? extra->bottomInset : 0; }
119
120 void setTopInset(qreal value, bool reset = false);
121 void setLeftInset(qreal value, bool reset = false);
122 void setRightInset(qreal value, bool reset = false);
123 void setBottomInset(qreal value, bool reset = false);
124
125 void resizeBackground();
126 virtual void resizeContent();
127
128 virtual QQuickItem *getContentItem();
129 void setContentItem_helper(QQuickItem *item, bool notify = true);
130
131#if QT_CONFIG(accessibility)
132 void accessibilityActiveChanged(bool active) override;
133 QAccessible::Role accessibleRole() const override;
134 static QQuickAccessibleAttached *accessibleAttached(const QObject *object);
135#endif
136
137 virtual void resolveFont();
138 void inheritFont(const QFont &font);
139 void updateFont(const QFont &font);
140 static void updateFontRecur(QQuickItem *item, const QFont &font);
141 inline void setFont_helper(const QFont &font) {
142 if (resolvedFont.resolve() == font.resolve() && resolvedFont == font)
143 return;
144 updateFont(font);
145 }
146 static QFont parentFont(const QQuickItem *item);
147
148 virtual void resolvePalette();
149 void inheritPalette(const QPalette &palette);
150 void updatePalette(const QPalette &palette);
151 static void updatePaletteRecur(QQuickItem *item, const QPalette &palette);
152 inline void setPalette_helper(const QPalette &palette) {
153 if (resolvedPalette.resolve() == palette.resolve() && resolvedPalette == palette)
154 return;
155 updatePalette(palette);
156 }
157 static QPalette parentPalette(const QQuickItem *item);
158
159 void updateLocale(const QLocale &l, bool e);
160 static void updateLocaleRecur(QQuickItem *item, const QLocale &l);
161 static QLocale calcLocale(const QQuickItem *item);
162
163#if QT_CONFIG(quicktemplates2_hover)
164 void updateHoverEnabled(bool enabled, bool xplicit);
165 static void updateHoverEnabledRecur(QQuickItem *item, bool enabled);
166 static bool calcHoverEnabled(const QQuickItem *item);
167#endif
168
169 virtual void cancelContentItem();
170 virtual void executeContentItem(bool complete = false);
171
172 virtual void cancelBackground();
173 virtual void executeBackground(bool complete = false);
174
175 static void hideOldItem(QQuickItem *item);
176
177 void updateBaselineOffset();
178
179 static const ChangeTypes ImplicitSizeChanges;
180
181 void addImplicitSizeListener(QQuickItem *item, ChangeTypes changes = ImplicitSizeChanges);
182 void removeImplicitSizeListener(QQuickItem *item, ChangeTypes changes = ImplicitSizeChanges);
183
184 static void addImplicitSizeListener(QQuickItem *item, QQuickItemChangeListener *listener, ChangeTypes changes = ImplicitSizeChanges);
185 static void removeImplicitSizeListener(QQuickItem *item, QQuickItemChangeListener *listener, ChangeTypes changes = ImplicitSizeChanges);
186
187 void itemImplicitWidthChanged(QQuickItem *item) override;
188 void itemImplicitHeightChanged(QQuickItem *item) override;
189 void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &diff) override;
190 void itemDestroyed(QQuickItem *item) override;
191
192 virtual qreal getContentWidth() const;
193 virtual qreal getContentHeight() const;
194
195 void updateImplicitContentWidth();
196 void updateImplicitContentHeight();
197 void updateImplicitContentSize();
198
199 struct ExtraData {
200 bool hasTopPadding = false;
201 bool hasLeftPadding = false;
202 bool hasRightPadding = false;
203 bool hasBottomPadding = false;
204 bool hasBaselineOffset = false;
205 bool hasTopInset = false;
206 bool hasLeftInset = false;
207 bool hasRightInset = false;
208 bool hasBottomInset = false;
209 bool hasBackgroundWidth = false;
210 bool hasBackgroundHeight = false;
211 qreal topPadding = 0;
212 qreal leftPadding = 0;
213 qreal rightPadding = 0;
214 qreal bottomPadding = 0;
215 qreal topInset = 0;
216 qreal leftInset = 0;
217 qreal rightInset = 0;
218 qreal bottomInset = 0;
219 QFont requestedFont;
220 QPalette requestedPalette;
221 };
222 QLazilyAllocated<ExtraData> extra;
223
224 bool hasHorizontalPadding = false;
225 bool hasVerticalPadding = false;
226 bool hasLocale = false;
227 bool wheelEnabled = false;
228#if QT_CONFIG(quicktemplates2_hover)
229 bool hovered = false;
230 bool explicitHoverEnabled = false;
231#endif
232 bool resizingBackground = false;
233 bool pressWasTouch = false;
234 int touchId = -1;
235 QPointF previousPressPos;
236 qreal padding = 0;
237 qreal horizontalPadding = 0;
238 qreal verticalPadding = 0;
239 qreal implicitContentWidth = 0;
240 qreal implicitContentHeight = 0;
241 qreal spacing = 0;
242 QLocale locale;
243 QFont resolvedFont;
244 QPalette resolvedPalette;
245 Qt::FocusPolicy focusPolicy = Qt::NoFocus;
246 Qt::FocusReason focusReason = Qt::OtherFocusReason;
247 QQuickDeferredPointer<QQuickItem> background;
248 QQuickDeferredPointer<QQuickItem> contentItem;
249};
250
251QT_END_NAMESPACE
252
253#endif // QQUICKCONTROL_P_P_H
254

source code of qtquickcontrols2/src/quicktemplates2/qquickcontrol_p_p.h