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author | David Boddie <david.boddie@nokia.com> | 2010-09-07 16:34:09 (GMT) |
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committer | David Boddie <david.boddie@nokia.com> | 2010-09-07 16:34:09 (GMT) |
commit | 3c18c2a43260a271f8a13e89053eede15d399005 (patch) | |
tree | de54e971c15e900cc99267c9f6024715f723297a /src | |
parent | 4b68c14af425a3f8441ae0377c178d398192d45a (diff) | |
download | Qt-3c18c2a43260a271f8a13e89053eede15d399005.zip Qt-3c18c2a43260a271f8a13e89053eede15d399005.tar.gz Qt-3c18c2a43260a271f8a13e89053eede15d399005.tar.bz2 |
Doc: More work on the QML documentation.
Diffstat (limited to 'src')
4 files changed, 95 insertions, 51 deletions
diff --git a/src/3rdparty/webkit/WebKit/qt/declarative/qdeclarativewebview.cpp b/src/3rdparty/webkit/WebKit/qt/declarative/qdeclarativewebview.cpp index 1538133..67ce708 100644 --- a/src/3rdparty/webkit/WebKit/qt/declarative/qdeclarativewebview.cpp +++ b/src/3rdparty/webkit/WebKit/qt/declarative/qdeclarativewebview.cpp @@ -141,46 +141,76 @@ void GraphicsWebView::mouseMoveEvent(QGraphicsSceneMouseEvent* event) \qmlclass WebView QDeclarativeWebView \ingroup qml-view-elements \since 4.7 - \brief The WebView item allows you to add web content to a canvas. + \brief The WebView item allows you to add Web content to a canvas. \inherits Item - A WebView renders web content based on a URL. + A WebView renders Web content based on a URL. This type is made available by importing the \c QtWebKit module: \bold{import QtWebKit 1.0} - If the width and height of the item is not set, they will - dynamically adjust to a size appropriate for the content. - This width may be large for typical online web pages. + The WebView item includes no scrolling, scaling, toolbars, or other common browser + components. These must be implemented around WebView. See the \l{QML Web Browser} + example for a demonstration of this. - If the width or height is explictly set, the rendered website - will be clipped, not scaled, to fit into the set dimensions. + The page to be displayed by the item is specified using the \l url property, + and this can be changed to fetch and display a new page. While the page loads, + the \l progress property is updated to indicate how much of the page has been + loaded. - If the preferredWidth is set, the width will be this amount or larger, - usually laying out the web content to fit the preferredWidth. + \section1 Appearance - \qml - import QtWebKit 1.0 + If the width and height of the item is not set, they will dynamically adjust + to a size appropriate for the content. This width may be large for typical + online web pages, typically greater than 800 by 600 pixels. - WebView { - url: "http://www.nokia.com" - preferredWidth: 490 - preferredHeight: 400 - scale: 0.5 - smooth: false - smoothCache: true - } - \endqml + If the \l{Item::}{width} or \l{Item::}{height} is explictly set, the rendered Web site will be + clipped, not scaled, to fit into the set dimensions. - \image webview.png + If the preferredWidth property is set, the width will be this amount or larger, + usually laying out the Web content to fit the preferredWidth. - The item includes no scrolling, scaling, - toolbars, etc., those must be implemented around WebView. See the WebBrowser example - for a demonstration of this. + The appearance of the content can be controlled to a certain extent by changing + the settings.standardFontFamily property and other settings related to fonts. + + The page can be zoomed by calling the heuristicZoom() method, which performs a + series of tests to determine whether zoomed content will be displayed in an + appropriate way in the space allocated to the item. + + \section1 User Interaction and Navigation + + By default, certain mouse and touch events are delivered to other items in + preference to the Web content. For example, when a scrolling view is created + by placing a WebView in a Flickable, move events are delivered to the Flickable + so that the user can scroll the page. This prevents the user from accidentally + selecting text in a Web page instead of scrolling. + + The pressGrabTime property defines the time the user must touch or press a + mouse button over the WebView before the Web content will receive the move + events it needs to select text and images. + + When this item has keyboard focus, all keyboard input will be sent directly to + the Web page within. + + When the navigates by clicking on links, the item records the pages visited + in its internal history + + Because this item is designed to be used as a component in a browser, it + exposes \l{Action}{actions} for \l back, \l forward, \l reload and \l stop. + These can be triggered to change the current page displayed by the item. + + \section1 Example Usage + + \beginfloatright + \inlineimage webview.png + \endfloat + + The following example displays a scaled down Web page at a fixed size. + + \snippet doc/src/snippets/declarative/webview/webview.qml document - When this item has keyboard focus, all keyboard input will be sent directly to the - web page within. + \clearfloat \sa {declarative/modelviews/webview}{WebView example}, {demos/declarative/webbrowser}{Web Browser demo} */ @@ -555,11 +585,11 @@ bool QDeclarativeWebView::heuristicZoom(int clickX, int clickY, qreal maxZoom) \qmlproperty int WebView::pressGrabTime The number of milliseconds the user must press before the WebView - starts passing move events through to the web engine (rather than + starts passing move events through to the Web engine (rather than letting other QML elements such as a Flickable take them). Defaults to 400ms. Set to 0 to always grab and pass move events to - the web engine. + the Web engine. */ int QDeclarativeWebView::pressGrabTime() const { diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp index b302393..062bbfb 100644 --- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp +++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp @@ -350,24 +350,34 @@ void QDeclarativeFlickablePrivate::updateBeginningEnd() \brief The Flickable item provides a surface that can be "flicked". \inherits Item - Flickable places its children on a surface that can be dragged and flicked. + The Flickable item places its children on a surface that can be dragged + and flicked, causing the view onto the child items to scroll. This + behavior forms the basis of Items that are designed to show large numbers + of child items, such as \l ListView and \l GridView. - \code - import Qt 4.7 + In traditional user interfaces, views can be scrolled using standard + controls, such as scroll bars and arrow buttons. In some situations, it + is also possible to drag the view directly by pressing and holding a + mouse button while moving the cursor. In touch-based user interfaces, + this dragging action is often complemented with a flicking action, where + scrolling continues after the user has stopped touching the view. - Flickable { - width: 200; height: 200 - contentWidth: image.width; contentHeight: image.height + Flickable does not automatically clip its contents. If it is not used as + a full-screen item, you should consider setting the \l{Item::}{clip} property + to true. - Image { id: image; source: "bigImage.png" } - } - \endcode + \section1 Example Usage + + \beginfloatright + \inlineimage flickable.gif + \endfloat - \image flickable.gif + The following example shows a large - Flickable does not automatically clip its contents. If - it is not full-screen it is likely that \l {Item::clip}{clip} should be set - to \c true. + \clearfloat + \snippet doc/src/snippets/declarative/flickable.qml document + + \section1 Limitations \note Due to an implementation detail, items placed inside a Flickable cannot anchor to it by \c id. Use \c parent instead. @@ -491,12 +501,15 @@ void QDeclarativeFlickable::setContentY(qreal pos) /*! \qmlproperty bool Flickable::interactive - This property holds whether the user can interact with the Flickable. A user - cannot drag or flick a Flickable that is not interactive. + This property describes whether the user can interact with the Flickable. + A user cannot drag or flick a Flickable that is not interactive. + + By default, this property is true. This property is useful for temporarily disabling flicking. This allows - special interaction with Flickable's children: for example, you might want to - freeze a flickable map while scrolling through a pop-up dialog that is a child of the Flickable. + special interaction with Flickable's children; for example, you might want + to freeze a flickable map while scrolling through a pop-up dialog that + is a child of the Flickable. */ bool QDeclarativeFlickable::isInteractive() const { @@ -1333,8 +1346,8 @@ bool QDeclarativeFlickable::isFlicking() const \qmlproperty bool Flickable::flickingHorizontally \qmlproperty bool Flickable::flickingVertically - These properties hold whether the view is currently moving horizontally - or vertically due to the user flicking the view. + These properties describe whether the view is currently moving horizontally, + vertically or in either direction, due to the user flicking the view. */ bool QDeclarativeFlickable::isFlickingHorizontally() const { @@ -1386,8 +1399,9 @@ bool QDeclarativeFlickable::isMoving() const \qmlproperty bool Flickable::movingHorizontally \qmlproperty bool Flickable::movingVertically - These properties hold whether the view is currently moving horizontally - or vertically due to the user either dragging or flicking the view. + These properties describe whether the view is currently moving horizontally, + vertically or in either direction, due to the user either dragging or + flicking the view. */ bool QDeclarativeFlickable::isMovingHorizontally() const { diff --git a/src/declarative/graphicsitems/qdeclarativeimage.cpp b/src/declarative/graphicsitems/qdeclarativeimage.cpp index 2fab373..9cd9ad6 100644 --- a/src/declarative/graphicsitems/qdeclarativeimage.cpp +++ b/src/declarative/graphicsitems/qdeclarativeimage.cpp @@ -73,7 +73,7 @@ QT_BEGIN_NAMESPACE The following example shows the simplest usage of the Image element. - \snippet doc/src/snippets/declarative/image.qml + \snippet doc/src/snippets/declarative/image.qml document \beginfloatleft \image declarative-qtlogo.png diff --git a/src/declarative/qml/qdeclarativetypeloader.cpp b/src/declarative/qml/qdeclarativetypeloader.cpp index ed41314..9b42065 100644 --- a/src/declarative/qml/qdeclarativetypeloader.cpp +++ b/src/declarative/qml/qdeclarativetypeloader.cpp @@ -224,7 +224,7 @@ void QDeclarativeDataBlob::setError(const QDeclarativeError &errors) } /*! -\override +\overload */ void QDeclarativeDataBlob::setError(const QList<QDeclarativeError> &errors) { |