diff options
Diffstat (limited to 'src/declarative/graphicsitems/qdeclarativepathview.cpp')
| -rw-r--r-- | src/declarative/graphicsitems/qdeclarativepathview.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativepathview.cpp b/src/declarative/graphicsitems/qdeclarativepathview.cpp index 7cb723c..5c3a3c0 100644 --- a/src/declarative/graphicsitems/qdeclarativepathview.cpp +++ b/src/declarative/graphicsitems/qdeclarativepathview.cpp @@ -308,12 +308,16 @@ void QDeclarativePathViewPrivate::regenerate() The model is typically provided by a QAbstractListModel "C++ model object", but can also be created directly in QML. - The items are laid out along a path defined by a \l Path and may be flicked to scroll. + The \l delegate is instantiated for each item on the \l path. + The items may be flicked to move them along the path. \snippet doc/src/snippets/declarative/pathview/pathview.qml 0 \image pathview.gif + Delegates are instantiated as needed and may be destroyed at any time. + State should \e never be stored in a delegate. + \bold Note that views do not enable \e clip automatically. If the view is not clipped by another item or the screen, it will be necessary to set \e {clip: true} in order to have the out of view items clipped @@ -618,12 +622,12 @@ QDeclarativeItem *QDeclarativePathView::highlightItem() These properties set the preferred range of the highlight (current item) within the view. The preferred values must be in the range 0.0-1.0. - If highlightRangeMode is set to \e ApplyRange the view will + If highlightRangeMode is set to \e PathView.ApplyRange the view will attempt to maintain the highlight within the range, however the highlight can move outside of the range at the ends of the path or due to a mouse interaction. - If highlightRangeMode is set to \e StrictlyEnforceRange the highlight will never + If highlightRangeMode is set to \e PathView.StrictlyEnforceRange the highlight will never move outside of the range. This means that the current item will change if a keyboard or mouse action would cause the highlight to move outside of the range. @@ -631,14 +635,14 @@ QDeclarativeItem *QDeclarativePathView::highlightItem() Note that this is the correct way to influence where the current item ends up when the view moves. For example, if you want the currently selected item to be in the middle of the path, then set the - highlight range to be 0.5,0.5 and highlightRangeMode to StrictlyEnforceRange. + highlight range to be 0.5,0.5 and highlightRangeMode to PathView.StrictlyEnforceRange. Then, when the path scrolls, the currently selected item will be the item at that position. This also applies to when the currently selected item changes - it will scroll to within the preferred highlight range. Furthermore, the behaviour of the current item index will occur whether or not a highlight exists. - The default value is \e StrictlyEnforceRange. + The default value is \e PathView.StrictlyEnforceRange. Note that a valid range requires preferredHighlightEnd to be greater than or equal to preferredHighlightBegin. |