| 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 | #include "qquickstatechangescript_p.h" |
| 5 | |
| 6 | #include <qqml.h> |
| 7 | #include <qqmlcontext.h> |
| 8 | #include <qqmlexpression.h> |
| 9 | #include <qqmlinfo.h> |
| 10 | #include <private/qqmlcontext_p.h> |
| 11 | #include <private/qqmlproperty_p.h> |
| 12 | #include <private/qqmlbinding_p.h> |
| 13 | #include "qquickstate_p_p.h" |
| 14 | |
| 15 | #include <QtCore/qdebug.h> |
| 16 | #include <QtCore/qmath.h> |
| 17 | |
| 18 | #include <private/qobject_p.h> |
| 19 | |
| 20 | QT_BEGIN_NAMESPACE |
| 21 | |
| 22 | class QQuickStateChangeScriptPrivate : public QQuickStateOperationPrivate |
| 23 | { |
| 24 | public: |
| 25 | QQuickStateChangeScriptPrivate() {} |
| 26 | |
| 27 | QQmlScriptString script; |
| 28 | QString name; |
| 29 | }; |
| 30 | |
| 31 | /*! |
| 32 | \qmltype StateChangeScript |
| 33 | \instantiates QQuickStateChangeScript |
| 34 | \inqmlmodule QtQuick |
| 35 | \ingroup qtquick-states |
| 36 | \brief Specifies how to run a script in a state. |
| 37 | |
| 38 | A StateChangeScript is run upon entering a state. You can optionally use |
| 39 | ScriptAction to specify the point in the transition at which |
| 40 | the StateChangeScript should be run. |
| 41 | |
| 42 | \snippet qml/states/statechangescript.qml state and transition |
| 43 | |
| 44 | \sa ScriptAction |
| 45 | */ |
| 46 | |
| 47 | QQuickStateChangeScript::QQuickStateChangeScript(QObject *parent) |
| 48 | : QQuickStateOperation(*(new QQuickStateChangeScriptPrivate), parent) |
| 49 | { |
| 50 | } |
| 51 | |
| 52 | /*! |
| 53 | \qmlproperty script QtQuick::StateChangeScript::script |
| 54 | This property holds the script to run when the state is current. |
| 55 | */ |
| 56 | QQmlScriptString QQuickStateChangeScript::script() const |
| 57 | { |
| 58 | Q_D(const QQuickStateChangeScript); |
| 59 | return d->script; |
| 60 | } |
| 61 | |
| 62 | void QQuickStateChangeScript::setScript(const QQmlScriptString &s) |
| 63 | { |
| 64 | Q_D(QQuickStateChangeScript); |
| 65 | d->script = s; |
| 66 | } |
| 67 | |
| 68 | /*! |
| 69 | \qmlproperty string QtQuick::StateChangeScript::name |
| 70 | This property holds the name of the script. This name can be used by a |
| 71 | ScriptAction to target a specific script. |
| 72 | |
| 73 | \sa ScriptAction::scriptName |
| 74 | */ |
| 75 | QString QQuickStateChangeScript::name() const |
| 76 | { |
| 77 | Q_D(const QQuickStateChangeScript); |
| 78 | return d->name; |
| 79 | } |
| 80 | |
| 81 | void QQuickStateChangeScript::setName(const QString &n) |
| 82 | { |
| 83 | Q_D(QQuickStateChangeScript); |
| 84 | d->name = n; |
| 85 | } |
| 86 | |
| 87 | void QQuickStateChangeScript::execute() |
| 88 | { |
| 89 | Q_D(QQuickStateChangeScript); |
| 90 | if (!d->script.isEmpty()) { |
| 91 | QQmlExpression expr(d->script); |
| 92 | expr.evaluate(); |
| 93 | if (expr.hasError()) |
| 94 | qmlWarning(me: this, error: expr.error()); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | QQuickStateChangeScript::ActionList QQuickStateChangeScript::actions() |
| 99 | { |
| 100 | ActionList rv; |
| 101 | QQuickStateAction a; |
| 102 | a.event = this; |
| 103 | rv << a; |
| 104 | return rv; |
| 105 | } |
| 106 | |
| 107 | QQuickStateActionEvent::EventType QQuickStateChangeScript::type() const |
| 108 | { |
| 109 | return Script; |
| 110 | } |
| 111 | |
| 112 | QT_END_NAMESPACE |
| 113 | |
| 114 | #include <moc_qquickstatechangescript_p.cpp> |
| 115 |