diff options
Diffstat (limited to 'examples/declarative/modelviews/listview/highlightranges.qml')
-rw-r--r-- | examples/declarative/modelviews/listview/highlightranges.qml | 70 |
1 files changed, 28 insertions, 42 deletions
diff --git a/examples/declarative/modelviews/listview/highlightranges.qml b/examples/declarative/modelviews/listview/highlightranges.qml index a8a95c4..162d8b7 100644 --- a/examples/declarative/modelviews/listview/highlightranges.qml +++ b/examples/declarative/modelviews/listview/highlightranges.qml @@ -43,46 +43,20 @@ import Qt 4.7 Rectangle { width: 600; height: 300 - // MyPets model is defined in dummydata/MyPetsModel.qml - // The viewer automatically loads files in dummydata/* to assist - // development without a real data source. - // This one contains my pets. - - // Define a delegate component. A component will be - // instantiated for each visible item in the list. - Component { - id: petDelegate - Item { - width: 200; height: 50 - Column { - Text { text: 'Name: ' + name } - Text { text: 'Type: ' + type } - Text { text: 'Age: ' + age } - } - } - } - - // Define a highlight component. Just one of these will be instantiated - // by each ListView and placed behind the current item. - Component { - id: petHighlight - Rectangle { color: "#FFFF88" } - } - // Show the model in three lists, with different highlight ranges. // preferredHighlightBegin and preferredHighlightEnd set the // range in which to attempt to maintain the highlight. // - // Note that the second and third ListView - // set their currentIndex to be the same as the first, and that - // the first ListView is given keyboard focus. + // The second and third ListView set their currentIndex to be the + // same as the first, and the first ListView is given keyboard focus. // - // The default mode allows the currentItem to move freely - // within the visible area. If it would move outside the visible - // area, the view is scrolled to keep it visible. + // The first list does not set a highlight range, so its currentItem + // can move freely within the visible area. If it moves outside the + // visible area, the view is automatically scrolled to keep the current + // item visible. // // The second list sets a highlight range which attempts to keep the - // current item within the the bounds of the range, however + // current item within the the bounds of the range. However, // items will not scroll beyond the beginning or end of the view, // forcing the highlight to move outside the range at the ends. // @@ -98,21 +72,22 @@ Rectangle { ListView { id: list1 width: 200; height: parent.height - model: MyPetsModel + model: PetsModel {} delegate: petDelegate - highlight: petHighlight + highlight: Rectangle { color: "lightsteelblue" } currentIndex: list3.currentIndex focus: true } ListView { id: list2 - x: 200; width: 200; height: parent.height - model: MyPetsModel + x: list1.width + width: 200; height: parent.height + model: PetsModel {} delegate: petDelegate - highlight: petHighlight + highlight: Rectangle { color: "yellow" } currentIndex: list1.currentIndex preferredHighlightBegin: 80; preferredHighlightEnd: 220 highlightRangeMode: ListView.ApplyRange @@ -120,14 +95,25 @@ Rectangle { ListView { id: list3 - x: 400; width: 200; height: parent.height - model: MyPetsModel + x: list1.width + list2.width + width: 200; height: parent.height + model: PetsModel {} delegate: petDelegate - highlight: Rectangle { color: "lightsteelblue" } + highlight: Rectangle { color: "yellow" } currentIndex: list1.currentIndex preferredHighlightBegin: 125; preferredHighlightEnd: 125 highlightRangeMode: ListView.StrictlyEnforceRange - flickDeceleration: 1000 + } + + // The delegate for each list + Component { + id: petDelegate + Column { + width: 200 + Text { text: 'Name: ' + name } + Text { text: 'Type: ' + type } + Text { text: 'Age: ' + age } + } } } |