summaryrefslogtreecommitdiffstats
path: root/examples/declarative/listview/recipes.qml
diff options
context:
space:
mode:
Diffstat (limited to 'examples/declarative/listview/recipes.qml')
-rw-r--r--examples/declarative/listview/recipes.qml140
1 files changed, 140 insertions, 0 deletions
diff --git a/examples/declarative/listview/recipes.qml b/examples/declarative/listview/recipes.qml
new file mode 100644
index 0000000..c133351
--- /dev/null
+++ b/examples/declarative/listview/recipes.qml
@@ -0,0 +1,140 @@
+import Qt 4.6
+import "content"
+
+// This example illustrates expanding a list item to show a more detailed view
+
+Rectangle {
+ id: page
+ width: 400; height: 240; color: "black"
+
+ // Delegate for the recipes. This delegate has two modes:
+ // 1. the list mode (default), which just shows the picture and title of the recipe.
+ // 2. the details mode, which also shows the ingredients and method.
+ Component {
+ id: recipeDelegate
+ Item {
+ id: wrapper
+ width: list.width
+
+ // Create a property to contain the visibility of the details.
+ // We can bind multiple element's opacity to this one property,
+ // rather than having a "PropertyChanges" line for each element we
+ // want to fade.
+ property real detailsOpacity : 0
+
+ // A simple rounded rectangle for the background
+ Rectangle {
+ id: background
+ x: 1; y: 2; width: parent.width - 2; height: parent.height - 4
+ color: "#FEFFEE"; border.color: "#FFBE4F"; radius: 5
+ }
+
+ // This mouse region covers the entire delegate.
+ // When clicked it changes mode to 'Details'. If we are already
+ // in Details mode, then no change will happen.
+ MouseRegion {
+ id: pageMouse
+ anchors.fill: parent
+ onClicked: wrapper.state = 'Details';
+ }
+
+ // Layout the page. Picture, title and ingredients at the top, method at the
+ // bottom. Note that elements that should not be visible in the list
+ // mode have their opacity set to wrapper.detailsOpacity.
+ Row {
+ id: topLayout
+ x: 10; y: 10; height: recipePic.height; width: parent.width
+ spacing: 10
+
+ Image {
+ id: recipePic
+ source: picture; width: 48; height: 48
+ }
+
+ Column {
+ height: recipePic.height; width: background.width-recipePic.width-20
+ spacing: 5
+ Text { id: name; text: title; font.bold: true; font.pointSize: 16 }
+ Text {
+ text: "Ingredients"; font.pointSize: 12; font.bold: true
+ opacity: wrapper.detailsOpacity
+ }
+ Text {
+ text: ingredients; wrap: true; width: parent.width
+ opacity: wrapper.detailsOpacity
+ }
+ }
+ }
+
+ Item {
+ id: details
+ x: 10; width: parent.width-20
+ anchors.top: topLayout.bottom; anchors.topMargin: 10
+ anchors.bottom: parent.bottom; anchors.bottomMargin: 10
+ opacity: wrapper.detailsOpacity
+
+ Text {
+ id: methodTitle
+ text: "Method"; font.pointSize: 12; font.bold: true
+ anchors.top: parent.top
+ }
+ Flickable {
+ id: flick
+ anchors.top: methodTitle.bottom; anchors.bottom: parent.bottom
+ width: parent.width; viewportHeight: methodText.height; clip: true
+ Text { id: methodText; text: method; wrap: true; width: details.width }
+ }
+ Image {
+ anchors.right: flick.right; anchors.top: flick.top
+ source: "content/pics/moreUp.png"; opacity: flick.atYBeginning ? 0 : 1
+ }
+ Image {
+ anchors.right: flick.right; anchors.bottom: flick.bottom
+ source: "content/pics/moreDown.png"; opacity: flick.atYEnd ? 0 : 1
+ }
+ }
+
+ // A button to close the detailed view, i.e. set the state back to default ('').
+ MediaButton {
+ anchors.right: background.right; anchors.rightMargin: 5
+ y: 10; opacity: wrapper.detailsOpacity
+ text: "Close"; onClicked: wrapper.state = '';
+ }
+
+ // Make the default height equal the hight of the picture, plus margin.
+ height: 68
+
+ states: State {
+ name: "Details"
+ PropertyChanges { target: background; color: "white" }
+ // Make the picture bigger
+ PropertyChanges { target: recipePic; width: 128; height: 128 }
+ // Make details visible
+ PropertyChanges { target: wrapper; detailsOpacity: 1; x: 0 }
+ // Make the detailed view fill the entire list area
+ PropertyChanges { target: wrapper; height: list.height }
+ // Move the list so that this item is at the top.
+ PropertyChanges { target: wrapper.ListView.view; explicit: true; viewportY: wrapper.y }
+ // Disallow flicking while we're in detailed view
+ PropertyChanges { target: wrapper.ListView.view; interactive: false }
+ }
+
+ transitions: Transition {
+ // Make the state changes smooth
+ ParallelAnimation {
+ ColorAnimation { property: "color"; duration: 500 }
+ NumberAnimation {
+ duration: 300; matchProperties: "detailsOpacity,x,viewportY,height,width"
+ }
+ }
+ }
+ }
+ }
+
+ // The actual list
+ ListView {
+ id: list
+ model: Recipes; delegate: recipeDelegate
+ anchors.fill: parent; clip: true
+ }
+}