1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QQUICKANCHORS_P_H |
5 | #define QQUICKANCHORS_P_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. It exists purely as an |
12 | // implementation detail. This header file may change from version to |
13 | // version without notice, or even be removed. |
14 | // |
15 | // We mean it. |
16 | // |
17 | |
18 | #include <qqml.h> |
19 | |
20 | #include <QtCore/QObject> |
21 | |
22 | #include <private/qtquickglobal_p.h> |
23 | |
24 | QT_BEGIN_NAMESPACE |
25 | |
26 | class QQuickItem; |
27 | class QQuickAnchorsPrivate; |
28 | class QQuickAnchorLine; |
29 | class Q_QUICK_PRIVATE_EXPORT QQuickAnchors : public QObject |
30 | { |
31 | Q_OBJECT |
32 | |
33 | Q_PROPERTY(QQuickAnchorLine left READ left WRITE setLeft RESET resetLeft NOTIFY leftChanged FINAL) |
34 | Q_PROPERTY(QQuickAnchorLine right READ right WRITE setRight RESET resetRight NOTIFY rightChanged FINAL) |
35 | Q_PROPERTY(QQuickAnchorLine horizontalCenter READ horizontalCenter WRITE setHorizontalCenter RESET resetHorizontalCenter NOTIFY horizontalCenterChanged FINAL) |
36 | Q_PROPERTY(QQuickAnchorLine top READ top WRITE setTop RESET resetTop NOTIFY topChanged FINAL) |
37 | Q_PROPERTY(QQuickAnchorLine bottom READ bottom WRITE setBottom RESET resetBottom NOTIFY bottomChanged FINAL) |
38 | Q_PROPERTY(QQuickAnchorLine verticalCenter READ verticalCenter WRITE setVerticalCenter RESET resetVerticalCenter NOTIFY verticalCenterChanged FINAL) |
39 | Q_PROPERTY(QQuickAnchorLine baseline READ baseline WRITE setBaseline RESET resetBaseline NOTIFY baselineChanged FINAL) |
40 | Q_PROPERTY(qreal margins READ margins WRITE setMargins NOTIFY marginsChanged FINAL) |
41 | Q_PROPERTY(qreal leftMargin READ leftMargin WRITE setLeftMargin RESET resetLeftMargin NOTIFY leftMarginChanged FINAL) |
42 | Q_PROPERTY(qreal rightMargin READ rightMargin WRITE setRightMargin RESET resetRightMargin NOTIFY rightMarginChanged FINAL) |
43 | Q_PROPERTY(qreal horizontalCenterOffset READ horizontalCenterOffset WRITE setHorizontalCenterOffset NOTIFY horizontalCenterOffsetChanged FINAL) |
44 | Q_PROPERTY(qreal topMargin READ topMargin WRITE setTopMargin RESET resetTopMargin NOTIFY topMarginChanged FINAL) |
45 | Q_PROPERTY(qreal bottomMargin READ bottomMargin WRITE setBottomMargin RESET resetBottomMargin NOTIFY bottomMarginChanged FINAL) |
46 | Q_PROPERTY(qreal verticalCenterOffset READ verticalCenterOffset WRITE setVerticalCenterOffset NOTIFY verticalCenterOffsetChanged FINAL) |
47 | Q_PROPERTY(qreal baselineOffset READ baselineOffset WRITE setBaselineOffset NOTIFY baselineOffsetChanged FINAL) |
48 | Q_PROPERTY(QQuickItem *fill READ fill WRITE setFill RESET resetFill NOTIFY fillChanged FINAL) |
49 | Q_PROPERTY(QQuickItem *centerIn READ centerIn WRITE setCenterIn RESET resetCenterIn NOTIFY centerInChanged FINAL) |
50 | Q_PROPERTY(bool alignWhenCentered READ alignWhenCentered WRITE setAlignWhenCentered NOTIFY centerAlignedChanged FINAL) |
51 | QML_ANONYMOUS |
52 | QML_ADDED_IN_VERSION(2, 0) |
53 | |
54 | public: |
55 | QQuickAnchors(QQuickItem *item, QObject *parent=nullptr); |
56 | ~QQuickAnchors() override; |
57 | |
58 | enum Anchor |
59 | #if defined(Q_CC_CLANG) || !defined(Q_CC_GNU) // meaning: clang and msvc, but NOT gcc proper (because, you know, Q_CC_CLANG implies Q_CC_GNU) |
60 | // Not specifying the enum base type will have MSVC 'interpret' it as signed instead of an unsigned bit-field. |
61 | // However, specifying the enum base type breaks many GCCs, which complain that it can't store all values in a 7 bit bitfield. |
62 | : uint |
63 | #endif |
64 | { |
65 | InvalidAnchor = 0x0, |
66 | LeftAnchor = 0x01, |
67 | RightAnchor = 0x02, |
68 | TopAnchor = 0x04, |
69 | BottomAnchor = 0x08, |
70 | HCenterAnchor = 0x10, |
71 | VCenterAnchor = 0x20, |
72 | BaselineAnchor = 0x40, |
73 | Horizontal_Mask = LeftAnchor | RightAnchor | HCenterAnchor, |
74 | Vertical_Mask = TopAnchor | BottomAnchor | VCenterAnchor | BaselineAnchor |
75 | }; |
76 | Q_DECLARE_FLAGS(Anchors, Anchor) |
77 | Q_FLAG(Anchors) |
78 | |
79 | QQuickAnchorLine left() const; |
80 | void setLeft(const QQuickAnchorLine &edge); |
81 | void resetLeft(); |
82 | |
83 | QQuickAnchorLine right() const; |
84 | void setRight(const QQuickAnchorLine &edge); |
85 | void resetRight(); |
86 | |
87 | QQuickAnchorLine horizontalCenter() const; |
88 | void setHorizontalCenter(const QQuickAnchorLine &edge); |
89 | void resetHorizontalCenter(); |
90 | |
91 | QQuickAnchorLine top() const; |
92 | void setTop(const QQuickAnchorLine &edge); |
93 | void resetTop(); |
94 | |
95 | QQuickAnchorLine bottom() const; |
96 | void setBottom(const QQuickAnchorLine &edge); |
97 | void resetBottom(); |
98 | |
99 | QQuickAnchorLine verticalCenter() const; |
100 | void setVerticalCenter(const QQuickAnchorLine &edge); |
101 | void resetVerticalCenter(); |
102 | |
103 | QQuickAnchorLine baseline() const; |
104 | void setBaseline(const QQuickAnchorLine &edge); |
105 | void resetBaseline(); |
106 | |
107 | qreal leftMargin() const; |
108 | void setLeftMargin(qreal); |
109 | void resetLeftMargin(); |
110 | |
111 | qreal rightMargin() const; |
112 | void setRightMargin(qreal); |
113 | void resetRightMargin(); |
114 | |
115 | qreal horizontalCenterOffset() const; |
116 | void setHorizontalCenterOffset(qreal); |
117 | |
118 | qreal topMargin() const; |
119 | void setTopMargin(qreal); |
120 | void resetTopMargin(); |
121 | |
122 | qreal bottomMargin() const; |
123 | void setBottomMargin(qreal); |
124 | void resetBottomMargin(); |
125 | |
126 | qreal margins() const; |
127 | void setMargins(qreal); |
128 | |
129 | qreal verticalCenterOffset() const; |
130 | void setVerticalCenterOffset(qreal); |
131 | |
132 | qreal baselineOffset() const; |
133 | void setBaselineOffset(qreal); |
134 | |
135 | QQuickItem *fill() const; |
136 | void setFill(QQuickItem *); |
137 | void resetFill(); |
138 | |
139 | QQuickItem *centerIn() const; |
140 | void setCenterIn(QQuickItem *); |
141 | void resetCenterIn(); |
142 | |
143 | Anchors usedAnchors() const; |
144 | Qt::Orientations activeDirections() const; |
145 | |
146 | bool mirrored(); |
147 | |
148 | bool alignWhenCentered() const; |
149 | void setAlignWhenCentered(bool); |
150 | |
151 | void classBegin(); |
152 | void componentComplete(); |
153 | |
154 | Q_SIGNALS: |
155 | void leftChanged(); |
156 | void rightChanged(); |
157 | void topChanged(); |
158 | void bottomChanged(); |
159 | void verticalCenterChanged(); |
160 | void horizontalCenterChanged(); |
161 | void baselineChanged(); |
162 | void fillChanged(); |
163 | void centerInChanged(); |
164 | void leftMarginChanged(); |
165 | void rightMarginChanged(); |
166 | void topMarginChanged(); |
167 | void bottomMarginChanged(); |
168 | void marginsChanged(); |
169 | void verticalCenterOffsetChanged(); |
170 | void horizontalCenterOffsetChanged(); |
171 | void baselineOffsetChanged(); |
172 | void centerAlignedChanged(); |
173 | |
174 | private: |
175 | friend class QQuickItemPrivate; |
176 | Q_DISABLE_COPY(QQuickAnchors) |
177 | Q_DECLARE_PRIVATE(QQuickAnchors) |
178 | }; |
179 | Q_DECLARE_OPERATORS_FOR_FLAGS(QQuickAnchors::Anchors) |
180 | |
181 | QT_END_NAMESPACE |
182 | |
183 | QML_DECLARE_TYPE(QQuickAnchors) |
184 | |
185 | #endif // QQUICKANCHORS_P_H |
186 | |