Qt 5.7 | Qt Quick | Qt Quick Examples - Image Elements | BorderImageSelector.qml Example File

Qt 5.7.1 Reference Documentation

# BorderImageSelector.qml Example File

imageelements/content/BorderImageSelector.qml

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      import QtQuick 2.0

      Item {
          id: selector
          property int curIdx: 0
          property int maxIdx: 3
          property int gridWidth: 240
          property Flickable flickable
          width: parent.width
          height: 64
          function advance(steps) {
               var nextIdx = curIdx + steps
               if (nextIdx < 0 || nextIdx > maxIdx)
                  return;
               flickable.contentX += gridWidth * steps;
               curIdx += steps;
          }
          Image {
              source: "arrow.png"
              MouseArea{
                  anchors.fill: parent
                  onClicked: selector.advance(-1)
              }
              anchors.left: parent.left
              anchors.leftMargin: 8
              anchors.verticalCenter: parent.verticalCenter
              opacity: selector.curIdx == 0 ? 0.2 : 1.0
              Behavior on opacity {NumberAnimation{}}
          }
          Image {
              source: "arrow.png"
              mirror: true
              MouseArea{
                  anchors.fill: parent
                  onClicked: selector.advance(1)
              }
              opacity: selector.curIdx == selector.maxIdx ? 0.2 : 1.0
              Behavior on opacity {NumberAnimation{}}
              anchors.right: parent.right
              anchors.rightMargin: 8
              anchors.verticalCenter: parent.verticalCenter
          }
          Repeater {
              model: [ "Scale", "Repeat", "Scale/Repeat", "Round" ]
              delegate: Text {
                  text: model.modelData
                  anchors.verticalCenter: parent.verticalCenter

                  x: (index - selector.curIdx) * 80 + 140
                  Behavior on x { NumberAnimation{} }

                  opacity: selector.curIdx == index ? 1.0 : 0.0
                  Behavior on opacity { NumberAnimation{} }
              }
          }
      }