Add custom QQuickItem that changes cursor

CMakeLists.txt

@@ -14,7 +14,10 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 find_package(Qt5 COMPONENTS Core Quick REQUIRED)
 
 add_executable(quick-custom-cursor
+  icons.qrc
   main.cpp
+  myitem.cpp
+  myitem.h
   qml.qrc
 )
 

main.cpp

 #include <QGuiApplication>
 #include <QQmlApplicationEngine>
+#include <QQmlEngine>
+#include "myitem.h"
 
 int main(int argc, char *argv[])
 {
@@ -7,6 +9,8 @@ int main(int argc, char *argv[])
 
     QGuiApplication app(argc, argv);
 
+    qmlRegisterType<MyItem>("MyTypes", 1, 0, "MyItem");
+
     QQmlApplicationEngine engine;
     const QUrl url(QStringLiteral("qrc:/main.qml"));
     QObject::connect(&engine, &QQmlApplicationEngine::objectCreated,

main.qml

 import QtQuick 2.12
 import QtQuick.Window 2.12
+import MyTypes 1.0
 
 Window {
     visible: true
     width: 640
     height: 480
     title: qsTr("Hello World")
+
+    Column {
+        anchors.fill: parent
+
+        Item {
+            anchors.left: parent.left
+            anchors.right: parent.right
+            height:  parent.height / 3
+            Rectangle {
+                anchors.fill: parent
+                color: "#ccc"
+            }
+            Text {
+                anchors.centerIn: parent
+                text: "default"
+            }
+        }
+
+        MyItem {
+            anchors.left: parent.left
+            anchors.right: parent.right
+            height:  parent.height / 3
+            cursorSource: "icons/emacs.png"
+            Rectangle {
+                anchors.fill: parent
+                color: "#eee"
+            }
+            Text {
+                anchors.centerIn: parent
+                text: "Emacs"
+            }
+        }
+
+        MyItem {
+            anchors.left: parent.left
+            anchors.right: parent.right
+            height:  parent.height / 3
+            cursorSource: "icons/gnome.png"
+            Rectangle {
+                anchors.fill: parent
+                color: "#ccc"
+            }
+            Text {
+                anchors.centerIn: parent
+                text: "Gnome"
+            }
+        }
+    }
+
 }

myitem.cpp

+#include <QCursor>
+#include <QPixmap>
+#include <QQmlFile>
+#include "myitem.h"
+
+MyItem::MyItem(QQuickItem *parent)
+    : QQuickItem(parent)
+{
+}
+
+QUrl MyItem::cursorSource() const
+{
+    return cursorSource_;
+}
+
+void MyItem::setCursorSource(const QUrl &source)
+{
+    if (cursorSource_ == source)
+        return;
+    QPixmap pix(QQmlFile::urlToLocalFileOrQrc(source));
+    setCursor(QCursor(pix));
+    emit cursorSourceChanged(source);
+}

myitem.h

+#ifndef MYITEM_H
+#define MYITEM_H
+
+#include <QQuickItem>
+#include <QUrl>
+
+class MyItem : public QQuickItem
+{
+    Q_OBJECT
+    Q_PROPERTY(QUrl cursorSource READ cursorSource WRITE setCursorSource NOTIFY cursorSourceChanged)
+
+public:
+    explicit MyItem(QQuickItem *parent = nullptr);
+
+    QUrl cursorSource() const;
+    void setCursorSource(const QUrl &source);
+
+signals:
+    void cursorSourceChanged(const QUrl &source);
+
+private:
+    QUrl cursorSource_;
+};
+
+#endif // MYITEM_H