Qt 5.9 | Qt Multimedia | QML Camera Example | CameraPropertyPopup.qml Example File

Qt 5.9.4 Reference Documentation

# CameraPropertyPopup.qml Example File

multimedia/declarative-camera/CameraPropertyPopup.qml

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      import QtQuick 2.0

      Popup {
          id: propertyPopup

          property alias model : view.model
          property variant currentValue
          property variant currentItem : model.get(view.currentIndex)

          property int itemWidth : 100
          property int itemHeight : 70
          property int columns : 2

          width: columns*itemWidth + view.anchors.margins*2
          height: Math.ceil(model.count/columns)*itemHeight + view.anchors.margins*2 + 25

          signal selected

          function indexForValue(value) {
              for (var i = 0; i < view.count; i++) {
                  if (model.get(i).value == value) {
                      return i;
                  }
              }

              return 0;
          }

          GridView {
              id: view
              anchors.fill: parent
              anchors.margins: 5
              cellWidth: propertyPopup.itemWidth
              cellHeight: propertyPopup.itemHeight
              snapMode: ListView.SnapOneItem
              highlightFollowsCurrentItem: true
              highlight: Rectangle { color: "gray"; radius: 5 }
              currentIndex: indexForValue(propertyPopup.currentValue)

              delegate: Item {
                  width: propertyPopup.itemWidth
                  height: 70

                  Image {
                      anchors.centerIn: parent
                      source: icon
                  }
                  MouseArea {
                      anchors.fill: parent
                      onClicked: {
                          propertyPopup.currentValue = value
                          propertyPopup.selected(value)
                      }
                  }
              }
          }

          Text {
              anchors.bottom: parent.bottom
              anchors.bottomMargin: 8
              anchors.left: parent.left
              anchors.leftMargin: 16

              color: "#ffffff"
              font.bold: true
              style: Text.Raised;
              styleColor: "black"
              font.pixelSize: 14

              text: view.model.get(view.currentIndex).text
          }
      }