Port smsapp to Qt6

See https://invent.kde.org/libraries/kirigami-addons/-/issues/9 for the Avatar change
This app is now Qt6-only, but the rest of kdeconnect still works with Qt5. This is only a runtime dependency

.gitignore

@@ -34,3 +34,4 @@ CMakeLists.txt.user
 /cmake-build*
 .clang-format
 app/resources.generated.qrc
+smsapp/resources.generated.qrc

smsapp/qml/AttachmentViewer.qml

@@ -8,14 +8,14 @@ import QtQuick 2.12
 import QtQuick.Layouts 1.12
 import QtQuick.Controls 2.12
 import org.kde.kirigami 2.13 as Kirigami
-import QtMultimedia 5.12
+import QtMultimedia
 
 Kirigami.Page {
     id: root
     property string filePath
     property string mimeType
 
-    contextualActions: [
+    actions: [
         Kirigami.Action {
             text: i18nd("kdeconnect-sms", "Open with default")
             icon.name: "window-new"
@@ -66,15 +66,17 @@ Kirigami.Page {
             height: parent.height - mediaControls.height
             anchors.topMargin: root.implicitHeaderHeight
 
-            VideoOutput {
-                anchors.fill: parent
+            MediaPlayer {
                 source: mediaPlayer
+                videoOutput: VideoOutput {
+                    anchors.fill: parent
                     fillMode: VideoOutput.PreserveAspectFit
 
                     // By default QML's videoOutput element rotates the vdeeo files by 90 degrees in clockwise direction
                     orientation: -90
                 }
             }
+        }
 
         Rectangle {
             id: mediaControls

smsapp/qml/ChatMessage.qml

@@ -7,8 +7,9 @@
 import QtQuick 2.12
 import QtQuick.Layouts 1.12
 import QtQuick.Controls 2.12
-import QtGraphicalEffects 1.12
+import Qt5Compat.GraphicalEffects
 import org.kde.kirigami 2.13 as Kirigami
+import org.kde.kirigamiaddons.components as KirigamiComponents
 
 Item {
     id: root
@@ -25,7 +26,7 @@ Item {
 
     signal messageCopyRequested(string message)
 
-    Kirigami.Avatar {
+    KirigamiComponents.Avatar {
         id: avatar
         width: visible ? Kirigami.Units.gridUnit * 2 : 0
         height: width

smsapp/qml/ConversationDisplay.qml

@@ -12,7 +12,7 @@ import QtQuick.Layouts 1.1
 import org.kde.people 1.0
 import org.kde.kirigami 2.4 as Kirigami
 import org.kde.kdeconnect.sms 1.0
-import QtGraphicalEffects 1.0
+import Qt5Compat.GraphicalEffects
 
 Kirigami.ScrollablePage
 {

smsapp/qml/ConversationList.qml

@@ -81,7 +81,7 @@ Kirigami.ScrollablePage
 
         actions: [
           Kirigami.Action {
-              iconName: "dialog-cancel"
+              icon.name: "dialog-cancel"
               text: i18nd("kdeconnect-sms", "Cancel")
               onTriggered: initialMessage = ""
             }

smsapp/qml/MessageAttachments.qml

@@ -7,9 +7,9 @@
 import QtQuick 2.12
 import QtQuick.Layouts 1.12
 import QtQuick.Controls 2.12
-import QtGraphicalEffects 1.12
+import Qt5Compat.GraphicalEffects
 import org.kde.kirigami 2.13 as Kirigami
-import QtMultimedia 5.12
+import QtMultimedia
 
 Item {
     id: root
@@ -91,16 +91,16 @@ Item {
         radius: messageBox.radius
         color: "lightgrey"
 
-        Audio {
+        MediaPlayer {
             id: audioPlayer
             source: root.sourcePath
 
-            onStopped: {
+            onPlaybackStateChanged: {
+                if (playbackState === MediaPlayer.PlayingState) {
+                    audioPlayButton.icon.name = "media-playback-stop"
+                } else {
                     audioPlayButton.icon.name = "media-playback-start"
                 }
-
-            onPlaying: {
-                audioPlayButton.icon.name = "media-playback-stop"
             }
         }
 

smsapp/qml/SendingArea.qml

@@ -8,8 +8,8 @@ import QtQuick 2.1
 import QtQuick.Controls 2.2 as Controls
 import QtQuick.Layouts 1.1
 import org.kde.kirigami 2.4 as Kirigami
-import QtGraphicalEffects 1.0
-import QtQuick.Dialogs 1.1
+import Qt5Compat.GraphicalEffects
+import QtQuick.Dialogs
 import org.kde.kdeconnect.sms 1.0
 
 ColumnLayout {
@@ -31,8 +31,8 @@ ColumnLayout {
 
     FileDialog {
         id: fileDialog
-        folder: shortcuts.home
-        selectMultiple: true
+        currentFolder: shortcuts.home
+        fileMode: FileDialog.OpenFiles
 
         onAccepted: {
             root.selectedFileUrls = fileDialog.fileUrls