WebBrowser.qml Example File

webengine/lifecycle/WebBrowser.qml

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  ** This file is part of the examples of the Qt Toolkit.
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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 QtQuick.Window 2.12

  ApplicationWindow {
      id: root

      readonly property Action newTabAction: Action {
          text: qsTr("New tab")
          shortcut: StandardKey.AddTab
          onTriggered: root.createNewTab({url: "about:blank"})
      }

      visible: true
      width: Screen.width * 0.5
      height: Screen.height * 0.5
      title: tabStack.currentTab ? tabStack.currentTab.title : ""

      header: WebTabBar {
          id: tabBar

          z: 1

          newTabAction: root.newTabAction
      }

      WebTabStack {
          id: tabStack

          z: 0
          anchors.fill: parent

          currentIndex: tabBar.currentIndex
          freezeDelay: freezeSpin.enabled && freezeSpin.value
          discardDelay: discardSpin.enabled && discardSpin.value

          onCloseRequested: function(index) {
              root.closeTab(index)
          }

          onDrawerRequested: drawer.toggle()
      }

      Drawer {
          id: drawer

          edge: Qt.RightEdge
          height: root.height

          Control {
              padding: 16
              contentItem: ColumnLayout {
                  Label {
                      Layout.alignment: Qt.AlignHCenter
                      text: qsTr("Settings")
                      font.capitalization: Font.AllUppercase
                  }
                  MenuSeparator {}
                  CheckBox {
                      id: lifecycleCheck
                      text: qsTr("Automatic lifecycle control")
                      checked: true
                  }
                  CheckBox {
                      id: freezeCheck
                      text: qsTr("Freeze after delay (seconds)")
                      enabled: lifecycleCheck.checked
                      checked: true
                  }
                  SpinBox {
                      id: freezeSpin
                      editable: true
                      enabled: freezeCheck.checked
                      value: 60
                      from: 1
                      to: 60*60
                  }
                  CheckBox {
                      id: discardCheck
                      text: qsTr("Discard after delay (seconds)")
                      enabled: lifecycleCheck.checked
                      checked: true
                  }
                  SpinBox {
                      id: discardSpin
                      editable: true
                      enabled: discardCheck.checked
                      value: 60*60
                      from: 1
                      to: 60*60
                  }
              }
          }

          function toggle() {
              if (drawer.visible)
                  drawer.close()
              else
                  drawer.open()
          }
      }

      Component.onCompleted: {
          createNewTab({url: "https://www.qt.io"})
      }

      function createNewTab(properties) {
          const tab = tabStack.createNewTab(properties)
          tabBar.createNewTab({tab: tab})
          tabBar.currentIndex = tab.index
          return tab
      }

      function closeTab(index) {
          if (tabStack.count == 1)
              Qt.quit()
          tabBar.closeTab(index)
          tabStack.closeTab(index)
      }
  }