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authorQt Continuous Integration System <qt-info@nokia.com>2010-04-18 11:22:31 (GMT)
committerQt Continuous Integration System <qt-info@nokia.com>2010-04-18 11:22:31 (GMT)
commit465f4df8ad4be9485c37ecc379c45e758b2842ad (patch)
tree5067e1a64edb496c76e699d2e2b295a9d7aad784 /src/declarative/qml/qdeclarativescriptstring.cpp
parent0cea0e45523283d6c31998672f97b0343c1388f2 (diff)
parente66fcc2b1897883d8ec0780c731c5989cb657cdf (diff)
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Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-qml into 4.7-integration
* '4.7' of scm.dev.nokia.troll.no:qt/qt-qml: (29 commits) Recognize identifiers containing unicode escape sequences. Fix README Fix doc: QML_DECLARE_TYPE is no longer necessary Fix doc: remote contents requires qmldir Fixed parsing of inner labelled statements. Doc Remove unsupported plugin version flags in .pro files of declarative examples Documentation typo. More QML doc consistency. Ensure existing image is gone before next photo selection. Don't use zoomfactor. Doc: in QML use "real" and "enumeration", not "qreal" and "enum" Doc: Put "default" property label on same line as property name Wait for debug clients asynchronously instead of blocking creation of Test not reliable ResizeMode support for QGraphicsWidgets created with QDeclarativeView More class documentation fixes for declarative. Simplify QML import plugin deployment lines Add QML imports to s60installs.pro Cleanup photoviewer demo. ...
Diffstat (limited to 'src/declarative/qml/qdeclarativescriptstring.cpp')
-rw-r--r--src/declarative/qml/qdeclarativescriptstring.cpp33
1 files changed, 22 insertions, 11 deletions
diff --git a/src/declarative/qml/qdeclarativescriptstring.cpp b/src/declarative/qml/qdeclarativescriptstring.cpp
index 5b9afe9..8f717d1 100644
--- a/src/declarative/qml/qdeclarativescriptstring.cpp
+++ b/src/declarative/qml/qdeclarativescriptstring.cpp
@@ -55,24 +55,35 @@ public:
/*!
\class QDeclarativeScriptString
- \since 4.7
+\since 4.7
\brief The QDeclarativeScriptString class encapsulates a script and its context.
-The QDeclarativeScriptString is used by properties that want to accept a script "assignment" from QML.
+QDeclarativeScriptString is used to create QObject properties that accept a script "assignment" from QML.
-Normally, the following code would result in a binding being established for the \c script
-property. If the property had a type of QDeclarativeScriptString, the script - \e {console.log(1921)} - itself
-would be passed to the property and it could choose how to handle it.
+Normally, the following QML would result in a binding being established for the \c script
+property; i.e. \c script would be assigned the value obtained from running \c {myObj.value = Math.max(myValue, 100)}
-\code
+\qml
MyType {
- script: console.log(1921)
+ script: myObj.value = Math.max(myValue, 100)
}
+\endqml
+
+If instead the property had a type of QDeclarativeScriptString,
+the script itself -- \e {myObj.value = Math.max(myValue, 100)} -- would be passed to the \c script property
+and the class could choose how to handle it. Typically, the class will evaluate
+the script at some later time using a QDeclarativeExpression.
+
+\code
+QDeclarativeExpression expr(scriptString.context(), scriptString.script(), scriptStr.scopeObject());
+expr.value();
\endcode
+
+\sa QDeclarativeExpression
*/
/*!
-Construct an empty instance.
+Constructs an empty instance.
*/
QDeclarativeScriptString::QDeclarativeScriptString()
: d(new QDeclarativeScriptStringPrivate)
@@ -80,7 +91,7 @@ QDeclarativeScriptString::QDeclarativeScriptString()
}
/*!
-Copy \a other.
+Copies \a other.
*/
QDeclarativeScriptString::QDeclarativeScriptString(const QDeclarativeScriptString &other)
: d(other.d)
@@ -95,7 +106,7 @@ QDeclarativeScriptString::~QDeclarativeScriptString()
}
/*!
-Assign \a other to this.
+Assigns \a other to this.
*/
QDeclarativeScriptString &QDeclarativeScriptString::operator=(const QDeclarativeScriptString &other)
{
@@ -104,7 +115,7 @@ QDeclarativeScriptString &QDeclarativeScriptString::operator=(const QDeclarative
}
/*!
-Return the context for the script.
+Returns the context for the script.
*/
QDeclarativeContext *QDeclarativeScriptString::context() const
{