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36 
37 #ifndef QQUICKTEXTAREA_P_P_H
38 #define QQUICKTEXTAREA_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 <QtQml/private/qlazilyallocated_p.h>
52 #include <QtQuick/private/qquicktextedit_p_p.h>
53 #include <QtQuick/private/qquickitemchangelistener_p.h>
54 #include <QtQuickTemplates2/private/qquickpresshandler_p_p.h>
55 #include <QtQuickTemplates2/private/qquickdeferredpointer_p_p.h>
56 
57 #include <QtQuickTemplates2/private/qquicktextarea_p.h>
58 
59 #if QT_CONFIG(accessibility)
60 #include <QtGui/qaccessible.h>
61 #endif
62 
63 QT_BEGIN_NAMESPACE
64 
65 class QQuickFlickable;
66 
67 class QQuickTextAreaPrivate : public QQuickTextEditPrivate, public QQuickItemChangeListener
68 #if QT_CONFIG(accessibility)
69     , public QAccessible::ActivationObserver
70 #endif
71 {
72     Q_DECLARE_PUBLIC(QQuickTextArea)
73 
74 public:
75     QQuickTextAreaPrivate();
76     ~QQuickTextAreaPrivate();
77 
get(QQuickTextArea * item)78     static QQuickTextAreaPrivate *get(QQuickTextArea *item)
79     {
80         return static_cast<QQuickTextAreaPrivate *>(QObjectPrivate::get(item));
81     }
82 
getInset()83     inline QMarginsF getInset() const { return QMarginsF(getLeftInset(), getTopInset(), getRightInset(), getBottomInset()); }
getTopInset()84     inline qreal getTopInset() const { return extra.isAllocated() ? extra->topInset : 0; }
getLeftInset()85     inline qreal getLeftInset() const { return extra.isAllocated() ? extra->leftInset : 0; }
getRightInset()86     inline qreal getRightInset() const { return extra.isAllocated() ? extra->rightInset : 0; }
getBottomInset()87     inline qreal getBottomInset() const { return extra.isAllocated() ? extra->bottomInset : 0; }
88 
89     void setTopInset(qreal value, bool reset = false);
90     void setLeftInset(qreal value, bool reset = false);
91     void setRightInset(qreal value, bool reset = false);
92     void setBottomInset(qreal value, bool reset = false);
93 
94     void resizeBackground();
95 
96     void resolveFont();
97     void inheritFont(const QFont &font);
98     void updateFont(const QFont &font);
setFont_helper(const QFont & font)99     inline void setFont_helper(const QFont &font) {
100         if (sourceFont.resolve() == font.resolve() && sourceFont == font)
101             return;
102         updateFont(font);
103     }
104 
105     void resolvePalette();
106     void inheritPalette(const QPalette &palette);
107     void updatePalette(const QPalette &palette);
setPalette_helper(const QPalette & palette)108     inline void setPalette_helper(const QPalette &palette) {
109         if (resolvedPalette.resolve() == palette.resolve() && resolvedPalette == palette)
110             return;
111         updatePalette(palette);
112     }
113 
114 #if QT_CONFIG(quicktemplates2_hover)
115     void updateHoverEnabled(bool h, bool e);
116 #endif
117 
118     void attachFlickable(QQuickFlickable *flickable);
119     void detachFlickable();
120     void ensureCursorVisible();
121     void resizeFlickableControl();
122     void resizeFlickableContent();
123 
124     void itemGeometryChanged(QQuickItem *item, QQuickGeometryChange change, const QRectF &diff) override;
125 
126     qreal getImplicitWidth() const override;
127     qreal getImplicitHeight() const override;
128 
129     void implicitWidthChanged() override;
130     void implicitHeightChanged() override;
131 
132     void readOnlyChanged(bool isReadOnly);
133 
134 #if QT_CONFIG(accessibility)
135     void accessibilityActiveChanged(bool active) override;
136     QAccessible::Role accessibleRole() const override;
137 #endif
138 
139     void cancelBackground();
140     void executeBackground(bool complete = false);
141 
142     void itemImplicitWidthChanged(QQuickItem *item) override;
143     void itemImplicitHeightChanged(QQuickItem *item) override;
144     void itemDestroyed(QQuickItem *item) override;
145 
146 #if QT_CONFIG(quicktemplates2_hover)
147     bool hovered = false;
148     bool explicitHoverEnabled = false;
149 #endif
150 
151     struct ExtraData {
152         bool hasTopInset = false;
153         bool hasLeftInset = false;
154         bool hasRightInset = false;
155         bool hasBottomInset = false;
156         bool hasBackgroundWidth = false;
157         bool hasBackgroundHeight = false;
158         qreal topInset = 0;
159         qreal leftInset = 0;
160         qreal rightInset = 0;
161         qreal bottomInset = 0;
162         QFont requestedFont;
163         QPalette requestedPalette;
164     };
165     QLazilyAllocated<ExtraData> extra;
166 
167     bool resizingBackground = false;
168     QPalette resolvedPalette;
169     QQuickDeferredPointer<QQuickItem> background;
170     QString placeholder;
171     QColor placeholderColor;
172     Qt::FocusReason focusReason = Qt::OtherFocusReason;
173     QQuickPressHandler pressHandler;
174     QQuickFlickable *flickable = nullptr;
175 };
176 
177 QT_END_NAMESPACE
178 
179 #endif // QQUICKTEXTAREA_P_P_H
180