Qt 5.9 | Qt Quick Controls 2 | Qt Quick Controls 2 - Flat Style | CheckBox.qml Example File

Qt 5.9.9 Reference Documentation

# CheckBox.qml Example File

flatstyle/Flat/CheckBox.qml

      /****************************************************************************
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      import QtQuick 2.8
      import QtQuick.Templates 2.1 as T
      import Theme 1.0

      T.CheckBox {
          id: control

          font: Theme.font

          implicitWidth: Math.max(background ? background.implicitWidth : 0,
                                               contentItem.implicitWidth + leftPadding + rightPadding)
          implicitHeight: Math.max(background ? background.implicitHeight : 0,
                                                Math.max(contentItem.implicitHeight,
                                                         indicator ? indicator.implicitHeight : 0) + topPadding + bottomPadding)
          leftPadding: 4
          indicator: Rectangle {
              id: checkboxHandle
              implicitWidth: Theme.baseSize * 2.6
              implicitHeight: Theme.baseSize * 2.6
              x: control.leftPadding
              anchors.verticalCenter: parent.verticalCenter
              radius: 2
              border.color: Theme.mainColor

              Rectangle {
                  id: rectangle
                  width: Theme.baseSize * 1.4
                  height: Theme.baseSize * 1.4
                  x: Theme.baseSize * 0.6
                  y: Theme.baseSize * 0.6
                  radius: Theme.baseSize * 0.4
                  visible: false
                  color: Theme.mainColor
              }

              states: [
                  State {
                      name: "unchecked"
                      when: !control.checked && !control.down
                  },
                  State {
                      name: "checked"
                      when: control.checked && !control.down

                      PropertyChanges {
                          target: rectangle
                          visible: true
                      }
                  },
                  State {
                      name: "unchecked_down"
                      when: !control.checked && control.down

                      PropertyChanges {
                          target: rectangle
                          color: Theme.mainColorDarker
                      }

                      PropertyChanges {
                          target: checkboxHandle
                          border.color: Theme.mainColorDarker
                      }
                  },
                  State {
                      name: "checked_down"
                      extend: "unchecked_down"
                      when: control.checked && control.down

                      PropertyChanges {
                          target: rectangle
                          visible: true
                      }
                  }
              ]
          }

          background: Rectangle {
              implicitWidth: 140
              implicitHeight: Theme.baseSize * 3.8
              color: Theme.lightGray
              border.color: Theme.gray
          }

          contentItem: Text {
              leftPadding: control.indicator.width + 4

              text: control.text
              font: control.font
              color: Theme.dark
              elide: Text.ElideRight
              visible: control.text
              horizontalAlignment: Text.AlignLeft
              verticalAlignment: Text.AlignVCenter
          }
      }