WebTabButton.qml Example File

webengine/lifecycle/WebTabButton.qml

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  import QtQuick 2.12
  import QtQuick.Controls 2.12
  import QtQuick.Controls.Material 2.12
  import QtQuick.Layouts 1.12
  import QtWebEngine 1.10

  TabButton {
      id: root

      property WebTab tab

      text: root.tab.title

      ToolTip.delay: 1000
      ToolTip.visible: root.hovered
      ToolTip.text: root.text

      padding: 6

      contentItem: RowLayout {
          Item {
              implicitWidth: 16
              implicitHeight: 16
              BusyIndicator {
                  visible: root.tab.loading
                  anchors.fill: parent
                  leftInset: 0
                  topInset: 0
                  rightInset: 0
                  bottomInset: 0
                  padding: 0
              }
              Image {
                  visible: !root.tab.loading
                  source: root.tab.icon
                  anchors.fill: parent
              }
          }
          Label {
              Layout.fillWidth: true
              Layout.leftMargin: 4
              Layout.rightMargin: 4
              text: root.text
              elide: Text.ElideRight
              color: {
                  switch (root.tab.lifecycleState) {
                  case WebEngineView.LifecycleState.Active:
                      return Material.color(Material.Grey, Material.Shade100)
                  case WebEngineView.LifecycleState.Frozen:
                      return Material.color(Material.Blue, Material.Shade400)
                  case WebEngineView.LifecycleState.Discarded:
                      return Material.color(Material.Red, Material.Shade400)
                  }
              }

          }
          WebToolButton {
              action: root.tab.closeAction
              text: "✕"
              ToolTip.text: action.text
          }
      }

      MouseArea {
          anchors.fill: parent
          acceptedButtons: Qt.RightButton
          propagateComposedEvents: true
          onClicked: contextMenu.popup()
      }

      Menu {
          id: contextMenu
          Control {
              contentItem: Label {
                  text: qsTr("Manual lifecycle control")
              }
              verticalPadding: 9
              horizontalPadding: 14
          }
          Repeater {
              model: [root.tab.activateAction, root.tab.freezeAction, root.tab.discardAction]
              RadioButton {
                  action: modelData
                  verticalPadding: 9
                  horizontalPadding: 14
              }
          }
          Control {
              contentItem: Label {
                  text: qsTr("Recommended: %1").arg(recommendedStateText)
                  property string recommendedStateText: {
                      switch (root.tab.recommendedState) {
                      case WebEngineView.LifecycleState.Active:
                          return root.tab.activateAction.text
                      case WebEngineView.LifecycleState.Frozen:
                          return root.tab.freezeAction.text
                      case WebEngineView.LifecycleState.Discarded:
                          return root.tab.discardAction.text
                      }
                  }
                  color: Material.hintTextColor
              }
              font.pointSize: 8
              verticalPadding: 9
              horizontalPadding: 14
          }
      }
  }