add book

Qt6QMLBeginnersCode/5.UserInput/3-MouseArea/CMakeLists.txt

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+# Copyright (c) Daniel Gakwaya.
+# SPDX-License-Identifier: MIT
+
+cmake_minimum_required(VERSION 3.16)
+
+project(3-MouseArea VERSION 0.1 LANGUAGES CXX)
+
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+find_package(Qt6 6.5 REQUIRED COMPONENTS Quick)
+
+qt_standard_project_setup(REQUIRES 6.5)
+
+qt_add_executable(app3-MouseArea
+    main.cpp
+)
+
+qt_add_qml_module(app3-MouseArea
+    URI 3-MouseArea
+    VERSION 1.0
+    QML_FILES Main.qml
+)
+
+set_target_properties(app3-MouseArea PROPERTIES
+    MACOSX_BUNDLE_GUI_IDENTIFIER my.example.com
+    MACOSX_BUNDLE_BUNDLE_VERSION ${PROJECT_VERSION}
+    MACOSX_BUNDLE_SHORT_VERSION_STRING ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}
+    MACOSX_BUNDLE TRUE
+    WIN32_EXECUTABLE TRUE
+)
+
+target_link_libraries(app3-MouseArea
+    PRIVATE Qt6::Quick
+)
+
+install(TARGETS app3-MouseArea
+    BUNDLE DESTINATION .
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

Qt6QMLBeginnersCode/5.UserInput/3-MouseArea/Main.qml

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+import QtQuick
+
+Window {
+    visible: true
+    width: 640
+    height: 480
+    title: qsTr("MouseArea Demo")
+
+    Rectangle {
+        id: containerRectId
+        width: parent.width
+        height: 200
+        color: "beige"
+
+        Rectangle {
+            id: movingRectId
+            width: 50
+            height: width
+            color: "blue"
+
+
+        }
+
+        MouseArea{
+            anchors.fill: parent
+            onClicked: function(mouse) {
+                console.log(mouse.x)
+                movingRectId.x =  mouse.x
+            }
+
+            onWheel:function(wheel) {
+                console.log(" x: "+ wheel.x + ", y: "+ wheel.y + ", angleData: "+ wheel.angleDelta)
+            }
+
+            hoverEnabled: true
+            onHoveredChanged: {
+                if (containsMouse)
+                {
+                    containerRectId.color = "red"
+                }else {
+                    containerRectId.color = "green"
+                }
+            }
+        }
+    }
+
+
+    Rectangle {
+        id: dragContainerId
+        width : parent.width
+        height: 200
+        color: "beige"
+        y: 250
+
+        Rectangle {
+            id: draggableRect
+            width: 50
+            height: width
+            color: "blue"
+
+            onXChanged: {
+                console.log("x coordinate is: "+ x)
+            }
+        }
+
+        MouseArea{
+            anchors.fill: parent
+            drag.target: draggableRect
+            drag.axis: Drag.XAxis
+            drag.minimumX: 0
+            drag.maximumX: dragContainerId.width - draggableRect.width
+
+        }
+    }
+}

Qt6QMLBeginnersCode/5.UserInput/3-MouseArea/main.cpp

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+// Copyright (c) Daniel Gakwaya.
+// SPDX-License-Identifier: MIT
+
+#include <QGuiApplication>
+#include <QQmlApplicationEngine>
+
+
+int main(int argc, char *argv[])
+{
+    QGuiApplication app(argc, argv);
+
+    QQmlApplicationEngine engine;
+    QObject::connect(&engine, &QQmlApplicationEngine::objectCreationFailed,
+        &app, []() { QCoreApplication::exit(-1); },
+        Qt::QueuedConnection);
+    engine.loadFromModule("3-MouseArea", "Main");
+
+    return app.exec();
+}