Qt 5.13 | Qt Quick Demo - Photo Viewer

Qt 5.13.2 Reference Documentation

# Qt Quick Demo - Photo Viewer

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      import QtQuick 2.2
      import QtQuick.Controls 1.1
      import QtQml.Models 2.1
      import "PhotoViewerCore"

      ApplicationWindow {
          id: mainWindow

          visible: true

          Rectangle {
              focus: true

              Keys.onBackPressed: {
                  event.accepted = true
                  backButton.clicked()
              }
          }

          property real downloadProgress: 0
          property bool imageLoading: false
          property bool editMode: false

          width: 800; height: 480; color: "#d5d6d8"

          ListModel {
              id: photosModel
              ListElement { tag: "Flowers" }
              ListElement { tag: "Wildlife" }
              ListElement { tag: "Prague" }
          }

          DelegateModel { id: albumVisualModel; model: photosModel; delegate: AlbumDelegate {} }

          GridView {
              id: albumView; width: parent.width; height: parent.height; cellWidth: 210; cellHeight: 220
              model: albumVisualModel.parts.album; visible: albumsShade.opacity != 1.0
          }

          Column {
              spacing: 20; anchors { bottom: parent.bottom; right: parent.right; rightMargin: 20; bottomMargin: 20 }
              Button {
                  id: newButton; label: qsTr("Add"); rotation: 3
                  anchors.horizontalCenter: parent.horizontalCenter
                  onClicked: {
                      mainWindow.editMode = false
                      photosModel.append( { tag: "" } )
                      albumView.positionViewAtIndex(albumView.count - 1, GridView.Contain)
                  }
              }
              Button {
                  id: deleteButton; label: qsTr("Edit"); rotation: -2;
                  onClicked: mainWindow.editMode = !mainWindow.editMode
                  anchors.horizontalCenter: parent.horizontalCenter
              }
              Button {
                  id: quitButton; label: qsTr("Quit"); rotation: -2;
                  onClicked: Qt.quit()
                  anchors.horizontalCenter: parent.horizontalCenter
              }
          }

          Rectangle {
              id: albumsShade; color: mainWindow.color
              width: parent.width; height: parent.height; opacity: 0.0
          }

          ListView { anchors.fill: parent; model: albumVisualModel.parts.browser; interactive: false }

          Button {
              id: backButton
              label: qsTr("Back")
              rotation: 3
              x: parent.width - backButton.width - 6
              y: -backButton.height - 8
              visible: Qt.platform.os !== "android"
          }

          Rectangle { id: photosShade; color: 'black'; width: parent.width; height: parent.height; opacity: 0; visible: opacity != 0.0 }

          ListView { anchors.fill: parent; model: albumVisualModel.parts.fullscreen; interactive: false }

          Item { id: foreground; anchors.fill: parent }

          ProgressBar {
              progress: mainWindow.downloadProgress; width: parent.width; height: 4
              anchors.bottom: parent.bottom; opacity: mainWindow.imageLoading; visible: opacity != 0.0
          }
      }