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 QQUICKTEXTEDIT_P_P_H |
5 | #define QQUICKTEXTEDIT_P_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 "qquicktextedit_p.h" |
19 | #include "qquickimplicitsizeitem_p_p.h" |
20 | #include "qquicktextutil_p.h" |
21 | |
22 | #include <QtQml/qqml.h> |
23 | #include <QtCore/qlist.h> |
24 | #include <private/qlazilyallocated_p.h> |
25 | |
26 | #include <limits> |
27 | |
28 | QT_BEGIN_NAMESPACE |
29 | class QTextLayout; |
30 | class QQuickTextDocumentWithImageResources; |
31 | class QQuickTextControl; |
32 | class QQuickTextNode; |
33 | class QQuickTextNodeEngine; |
34 | |
35 | class Q_QUICK_PRIVATE_EXPORT QQuickTextEditPrivate : public QQuickImplicitSizeItemPrivate |
36 | { |
37 | public: |
38 | Q_DECLARE_PUBLIC(QQuickTextEdit) |
39 | |
40 | typedef QQuickTextEdit Public; |
41 | |
42 | struct Node { |
43 | explicit Node(int startPos = std::numeric_limits<int>::max(), |
44 | QQuickTextNode *node = nullptr) |
45 | : m_startPos(startPos), m_node(node), m_dirty(false) { } |
46 | QQuickTextNode* textNode() const { return m_node; } |
47 | void moveStartPos(int delta) { Q_ASSERT(m_startPos + delta > 0); m_startPos += delta; } |
48 | int startPos() const { return m_startPos; } |
49 | void setDirty() { m_dirty = true; } |
50 | bool dirty() const { return m_dirty; } |
51 | |
52 | private: |
53 | int m_startPos; |
54 | QQuickTextNode* m_node; |
55 | bool m_dirty; |
56 | |
57 | #ifndef QT_NO_DEBUG_STREAM |
58 | friend QDebug Q_QUICK_PRIVATE_EXPORT operator<<(QDebug, const Node &); |
59 | #endif |
60 | }; |
61 | typedef QList<Node>::iterator TextNodeIterator; |
62 | |
63 | struct { |
64 | (); |
65 | |
66 | qreal ; |
67 | qreal ; |
68 | qreal ; |
69 | qreal ; |
70 | qreal ; |
71 | bool : 1; |
72 | bool : 1; |
73 | bool : 1; |
74 | bool : 1; |
75 | bool : 1; |
76 | }; |
77 | QLazilyAllocated<ExtraData> ; |
78 | |
79 | |
80 | QQuickTextEditPrivate() |
81 | : color(QRgb(0xFF000000)), selectionColor(QRgb(0xFF000080)), selectedTextColor(QRgb(0xFFFFFFFF)) |
82 | , textMargin(0.0), xoff(0), yoff(0) |
83 | , font(sourceFont), cursorComponent(nullptr), cursorItem(nullptr), document(nullptr), control(nullptr) |
84 | , quickDocument(nullptr), lastSelectionStart(0), lastSelectionEnd(0), lineCount(0) |
85 | , hAlign(QQuickTextEdit::AlignLeft), vAlign(QQuickTextEdit::AlignTop) |
86 | , format(QQuickTextEdit::PlainText), wrapMode(QQuickTextEdit::NoWrap) |
87 | , renderType(QQuickTextUtil::textRenderType<QQuickTextEdit>()) |
88 | , contentDirection(Qt::LayoutDirectionAuto) |
89 | , mouseSelectionMode(QQuickTextEdit::SelectCharacters) |
90 | #if QT_CONFIG(im) |
91 | , inputMethodHints(Qt::ImhNone) |
92 | #endif |
93 | , updateType(UpdatePaintNode) |
94 | , dirty(false), richText(false), cursorVisible(false), cursorPending(false) |
95 | , focusOnPress(true), persistentSelection(false), requireImplicitWidth(false) |
96 | , selectByMouse(true), canPaste(false), canPasteValid(false), hAlignImplicit(true) |
97 | , textCached(true), inLayout(false), selectByKeyboard(false), selectByKeyboardSet(false) |
98 | , hadSelection(false), markdownText(false), inResize(false) |
99 | { |
100 | } |
101 | |
102 | static QQuickTextEditPrivate *get(QQuickTextEdit *item) { |
103 | return static_cast<QQuickTextEditPrivate *>(QObjectPrivate::get(o: item)); } |
104 | |
105 | void init(); |
106 | |
107 | void resetInputMethod(); |
108 | void updateDefaultTextOption(); |
109 | void relayoutDocument(); |
110 | bool determineHorizontalAlignment(); |
111 | bool setHAlign(QQuickTextEdit::HAlignment, bool forceAlign = false); |
112 | void mirrorChange() override; |
113 | bool transformChanged(QQuickItem *transformedItem) override; |
114 | qreal getImplicitWidth() const override; |
115 | Qt::LayoutDirection textDirection(const QString &text) const; |
116 | bool isLinkHoveredConnected(); |
117 | |
118 | #if QT_CONFIG(cursor) |
119 | void updateMouseCursorShape(); |
120 | #endif |
121 | |
122 | void setNativeCursorEnabled(bool) {} |
123 | void handleFocusEvent(QFocusEvent *event); |
124 | void addCurrentTextNodeToRoot(QQuickTextNodeEngine *, QSGTransformNode *, QQuickTextNode*, TextNodeIterator&, int startPos); |
125 | QQuickTextNode* createTextNode(); |
126 | |
127 | #if QT_CONFIG(im) |
128 | Qt::InputMethodHints effectiveInputMethodHints() const; |
129 | #endif |
130 | |
131 | inline qreal padding() const { return extra.isAllocated() ? extra->padding : 0.0; } |
132 | void setTopPadding(qreal value, bool reset = false); |
133 | void setLeftPadding(qreal value, bool reset = false); |
134 | void setRightPadding(qreal value, bool reset = false); |
135 | void setBottomPadding(qreal value, bool reset = false); |
136 | |
137 | bool isImplicitResizeEnabled() const; |
138 | void setImplicitResizeEnabled(bool enabled); |
139 | |
140 | QColor color; |
141 | QColor selectionColor; |
142 | QColor selectedTextColor; |
143 | |
144 | QSizeF contentSize; |
145 | |
146 | qreal textMargin; |
147 | qreal xoff; |
148 | qreal yoff; |
149 | |
150 | QString text; |
151 | QUrl baseUrl; |
152 | QFont sourceFont; |
153 | QFont font; |
154 | |
155 | QQmlComponent* cursorComponent; |
156 | QQuickItem* cursorItem; |
157 | QQuickTextDocumentWithImageResources *document; |
158 | QQuickTextControl *control; |
159 | QQuickTextDocument *quickDocument; |
160 | QList<Node> textNodeMap; |
161 | |
162 | int lastSelectionStart; |
163 | int lastSelectionEnd; |
164 | int lineCount; |
165 | int firstBlockInViewport = -1; // only for the autotest; can be wrong after scrolling sometimes |
166 | int firstBlockPastViewport = -1; // only for the autotest |
167 | QRectF renderedRegion; |
168 | |
169 | enum UpdateType { |
170 | UpdateNone, |
171 | UpdateOnlyPreprocess, |
172 | UpdatePaintNode, |
173 | UpdateAll |
174 | }; |
175 | |
176 | QQuickTextEdit::HAlignment hAlign; |
177 | QQuickTextEdit::VAlignment vAlign; |
178 | QQuickTextEdit::TextFormat format; |
179 | QQuickTextEdit::WrapMode wrapMode; |
180 | QQuickTextEdit::RenderType renderType; |
181 | Qt::LayoutDirection contentDirection; |
182 | QQuickTextEdit::SelectionMode mouseSelectionMode; |
183 | #if QT_CONFIG(im) |
184 | Qt::InputMethodHints inputMethodHints; |
185 | #endif |
186 | UpdateType updateType; |
187 | |
188 | bool dirty : 1; |
189 | bool richText : 1; |
190 | bool cursorVisible : 1; |
191 | bool cursorPending : 1; |
192 | bool focusOnPress : 1; |
193 | bool persistentSelection : 1; |
194 | bool requireImplicitWidth:1; |
195 | bool selectByMouse:1; |
196 | bool canPaste:1; |
197 | bool canPasteValid:1; |
198 | bool hAlignImplicit:1; |
199 | bool textCached:1; |
200 | bool inLayout:1; |
201 | bool selectByKeyboard:1; |
202 | bool selectByKeyboardSet:1; |
203 | bool hadSelection : 1; |
204 | bool markdownText : 1; |
205 | bool inResize : 1; |
206 | |
207 | static const int largeTextSizeThreshold; |
208 | }; |
209 | |
210 | #ifndef QT_NO_DEBUG_STREAM |
211 | QDebug Q_QUICK_PRIVATE_EXPORT operator<<(QDebug debug, const QQuickTextEditPrivate::Node &); |
212 | #endif |
213 | |
214 | QT_END_NAMESPACE |
215 | |
216 | #endif // QQUICKTEXTEDIT_P_P_H |
217 | |