sync: from linuxdeepin/dtkdeclarative

Synchronize source files from linuxdeepin/dtkdeclarative.

Source-pull-request: linuxdeepin/dtkdeclarative#522

Author: deepin-ci-robot

qt6/src/qml/TextField.qml

@@ -12,11 +12,16 @@ T.TextField {
     property D.Palette placeholderTextPalette: DS.Style.edit.placeholderText
     placeholderTextColor: D.ColorSelector.placeholderTextPalette
     property alias backgroundColor: panel.backgroundColor
+    property bool canCopy: true
+    property bool canCut: !control.readonly
     // alert control properties
     property alias alertText: panel.alertText
     property alias alertDuration: panel.alertDuration
     property alias showAlert: panel.showAlert
 
+    readonly property bool copyAllowed: control.selectedText.length && control.echoMode === TextInput.Normal && control.canCopy
+    readonly property bool cutAllowed: !control.readonly && control.selectedText.length && control.echoMode === TextInput.Normal && control.canCut
+
     implicitWidth: Math.max(DS.Style.control.implicitWidth(control),
                             placeholderText ? placeholder.implicitWidth + leftPadding + rightPadding
                                             : 0) || contentWidth + leftPadding + rightPadding
@@ -77,14 +82,14 @@ T.TextField {
         {
             text: qsTr("Copy")
             onTriggered: control.copy()
-            enabled: control.selectedText.length && control.echoMode === TextInput.Normal
+            enabled: copyAllowed
         }
 
         MenuItem
         {
             text: qsTr("Cut")
             onTriggered: control.cut()
-            enabled: !control.readonly && control.selectedText.length && control.echoMode === TextInput.Normal
+            enabled: cutAllowed
         }
 
         MenuItem
@@ -116,4 +121,25 @@ T.TextField {
         }
     }
 
+    function handleKeyEvent(event) {
+        if (event.matches(StandardKey.Copy)) {
+            if (!copyAllowed) {
+                event.accepted = true
+                return true
+            }
+        } else if (event.matches(StandardKey.Cut)) {
+            if (!cutAllowed) {
+                event.accepted = true
+                return true
+            }
+        }
+        return false
+    }
+
+    Keys.enabled: control.activeFocus && (!copyAllowed || !cutAllowed)
+    Keys.onPressed: function(event) {
+        if (handleKeyEvent(event)) {
+            return
+        }
+    }
 }