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| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
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| 38 | ****************************************************************************/ |
| 39 | |
| 40 | #include "qquickstatechangescript_p.h" |
| 41 | |
| 42 | #include <qqml.h> |
| 43 | #include <qqmlcontext.h> |
| 44 | #include <qqmlexpression.h> |
| 45 | #include <qqmlinfo.h> |
| 46 | #include <private/qqmlcontext_p.h> |
| 47 | #include <private/qqmlproperty_p.h> |
| 48 | #include <private/qqmlbinding_p.h> |
| 49 | #include "qquickstate_p_p.h" |
| 50 | |
| 51 | #include <QtCore/qdebug.h> |
| 52 | #include <QtCore/qmath.h> |
| 53 | |
| 54 | #include <private/qobject_p.h> |
| 55 | |
| 56 | QT_BEGIN_NAMESPACE |
| 57 | |
| 58 | class QQuickStateChangeScriptPrivate : public QQuickStateOperationPrivate |
| 59 | { |
| 60 | public: |
| 61 | QQuickStateChangeScriptPrivate() {} |
| 62 | |
| 63 | QQmlScriptString script; |
| 64 | QString name; |
| 65 | }; |
| 66 | |
| 67 | /*! |
| 68 | \qmltype StateChangeScript |
| 69 | \instantiates QQuickStateChangeScript |
| 70 | \inqmlmodule QtQuick |
| 71 | \ingroup qtquick-states |
| 72 | \brief Specifies how to run a script in a state. |
| 73 | |
| 74 | A StateChangeScript is run upon entering a state. You can optionally use |
| 75 | ScriptAction to specify the point in the transition at which |
| 76 | the StateChangeScript should be run. |
| 77 | |
| 78 | \snippet qml/states/statechangescript.qml state and transition |
| 79 | |
| 80 | \sa ScriptAction |
| 81 | */ |
| 82 | |
| 83 | QQuickStateChangeScript::QQuickStateChangeScript(QObject *parent) |
| 84 | : QQuickStateOperation(*(new QQuickStateChangeScriptPrivate), parent) |
| 85 | { |
| 86 | } |
| 87 | |
| 88 | QQuickStateChangeScript::~QQuickStateChangeScript() |
| 89 | { |
| 90 | } |
| 91 | |
| 92 | /*! |
| 93 | \qmlproperty script QtQuick::StateChangeScript::script |
| 94 | This property holds the script to run when the state is current. |
| 95 | */ |
| 96 | QQmlScriptString QQuickStateChangeScript::script() const |
| 97 | { |
| 98 | Q_D(const QQuickStateChangeScript); |
| 99 | return d->script; |
| 100 | } |
| 101 | |
| 102 | void QQuickStateChangeScript::setScript(const QQmlScriptString &s) |
| 103 | { |
| 104 | Q_D(QQuickStateChangeScript); |
| 105 | d->script = s; |
| 106 | } |
| 107 | |
| 108 | /*! |
| 109 | \qmlproperty string QtQuick::StateChangeScript::name |
| 110 | This property holds the name of the script. This name can be used by a |
| 111 | ScriptAction to target a specific script. |
| 112 | |
| 113 | \sa ScriptAction::scriptName |
| 114 | */ |
| 115 | QString QQuickStateChangeScript::name() const |
| 116 | { |
| 117 | Q_D(const QQuickStateChangeScript); |
| 118 | return d->name; |
| 119 | } |
| 120 | |
| 121 | void QQuickStateChangeScript::setName(const QString &n) |
| 122 | { |
| 123 | Q_D(QQuickStateChangeScript); |
| 124 | d->name = n; |
| 125 | } |
| 126 | |
| 127 | void QQuickStateChangeScript::execute() |
| 128 | { |
| 129 | Q_D(QQuickStateChangeScript); |
| 130 | if (!d->script.isEmpty()) { |
| 131 | QQmlExpression expr(d->script); |
| 132 | expr.evaluate(); |
| 133 | if (expr.hasError()) |
| 134 | qmlWarning(me: this, error: expr.error()); |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | QQuickStateChangeScript::ActionList QQuickStateChangeScript::actions() |
| 139 | { |
| 140 | ActionList rv; |
| 141 | QQuickStateAction a; |
| 142 | a.event = this; |
| 143 | rv << a; |
| 144 | return rv; |
| 145 | } |
| 146 | |
| 147 | QQuickStateActionEvent::EventType QQuickStateChangeScript::type() const |
| 148 | { |
| 149 | return Script; |
| 150 | } |
| 151 | |
| 152 | |
| 153 | #include <moc_qquickstatechangescript_p.cpp> |
| 154 | |
| 155 | QT_END_NAMESPACE |
| 156 | |
| 157 |
