所有 Qt 范例

The COM App example shows how to use ActiveQt to develop a Qt application that can be automated via COM. Different QObject based classes are exposed as COM objects that communicate with the GUI of the running Qt application. The APIs of those COM objects has been designed to resemble the APIs of standard COM applications; i.e. those from Microsoft Office.

The Menus example demonstrates the use of QMenuBar and QStatusBar in a QMainWindow to implement an in-place active control.

The OpenGL example demonstrates the use of the default factory and QAxFactory::isServer(), and the implementation of an additional COM interface using QAxBindable and QAxAggregated. The server executable can run both as an ActiveX server and as a stand-alone application.

The Simple example demonstrates the use of QAxBindable and QAxFactory.

The Wrapper example demonstrates how to export existing QWidget classes as ActiveX controls, and the use of QAxFactory together with the QAXFACTORY_EXPORT() macro. ActiveX controls in this example are the standard button classes QPushButton, QCheckBox and QRadioButton as provided by Qt.

Demonstrates creating advanced materials in Qt3D

展示由 Qt 3D 提供的 4 个基本形状，并为每个形状设置网格。

演示使用 PBR 材质的 QML 应用程序。

A QML application that demonstrates using Qt Quick 2 within a Qt 3D scene

A QWidget-based application with a QML scene containing a 3D scene.

演示如何在 Qt 3D 渲染场景的 C++ 应用程序。

Demonstrates creating a custom material in Qt3D

A Qt 3D QML application that implements a single-pass wireframe rendering method.

Demonstrates calling Java code from an Android application.

Using and controlling Qt Assistant as a help viewer.

范例展示透过蓝牙进行通信。

A game demonstrating the interaction with a Bluetooth Low Energy Heart Rate device/service.

An application designed to browse the content of Bluetooth Low Energy peripheral devices. The example demonstrates the use of all Qt Bluetooth Low Energy classes.

A QML example showing Bluetooth communication.

An example showing the use Bluetooth Object Push Profile (OPP).

Render into a framebuffer and use it as a texture

Demonstrates using Qt Quick item as a texture with three.js.

A simple cube with texturing and lighting

Demonstrates combining Qt Quick and three.js rendering.

展示如何创建简单区域图表的范例。

展示如何创建条形图表的范例。

The example shows how to create a box-and-whiskers chart.

Shows how to create a candlestick chart.

This example shows how to customize the appearance of the different elements on a chart.

This example shows how to use create a donut breakdown chart using QPieSeries API.

This example shows how to draw dynamic data.

The example shows how to create a simple horizontal percent bar chart.

This example shows how to detach the legend from the chart and how to attach it back.

The example shows how to combine different charts and set the axes.

The example shows how to use QLogValueAxis.

The example shows how to create a simple chart with two vertical axes. One for each series.

The example shows how to enable OpenGL acceleration for QLineSeries and QScatterSeries.

This example shows how the look and feel of a pie chart can be customized.

The example shows how to create a simple pie chart and do some customizations to a pie slice.

This is a demonstration of how to use axes in your QML application.

This example shows you how to create your own custom legend.

This application demonstrates how to use XmlListModel as a datasource for a Chart.

This is a demonstration on how to use a polar chart in your QML application.

This example shows how to create a simple scatter chart and how to interact with the chart.

The example shows how to create a simple spline chart.

The example shows how to create a simple stacked bar chart.

The example shows how to create your own custom zooming effect

Demonstrates how to asynchronously scale images.

Demonstrates how to monitor the progress of the active processes.

Demonstrates how to run standard functions concurrently.

The Contiguous Cache example shows how to use QContiguousCache to manage memory usage for very large models. In some environments memory is limited and, even when it isn't, users still dislike an application using excessive memory. Using QContiguousCache to manage a list, rather than loading the entire list into memory, allows the application to limit the amount of memory it uses, regardless of the size of the data set it accesses

The JSON Save Game example demonstrates how to save and load a small game using QJsonDocument, QJsonObject and QJsonArray.

Demonstrates using QLocalServer and QLocalSocket for serving a simple local service.

The Mandelbrot example demonstrates multi-thread programming using Qt. It shows how to use a worker thread to perform heavy computations without blocking the main thread's event loop.

Demonstrates multi-thread programming using Qt

Demonstrates multi-thread programming using Qt

演示应用程序实例之间的通信。

演示如何访问 D-Bus 总线守护程序服务。

展示如何使用 Qt D-Bus 从另一应用程序控制车。

展示实时音频数据的简单应用程序。

在 Widget 应用程序中使用 Q3DBars。

Adding custom items to a surface graph.

Using an item model as data source for Q3DBars.

Example of a hybrid C++ and QML application demonstrating different axis formatters.

Customizing input in a QML application.

Showing multiple graphs simultaneously in a QML application.

Using Scatter3D in a QML application.

Using Surface3D in a QML application.

Using rotated scatter items

Using Q3DSurface in a widget application.

Rendering volumetric objects.

Creating a user interface from a Qt Designer form at run-time.

Creating a custom multi-page plugin for Qt Designer.

Creating a custom widget plugin for Qt Designer and providing custom task menu entries that are associated with the plugin.

Creating a custom widget plugin for Qt Designer that uses signals and slots.

The Analog Clock Window example shows how to draw the contents of a custom window.

This example shows how to create a minimal QWindow based application using QPainter for rendering.

Enables configuring the gamepad buttons

Depicts joystick movement using a pointer.

A simple example demonstrating the APIs in use.

Using the QHelpEngineCore class to implement context-sensitive help for applications.

Understanding the Qt Linguist contexts concept and using two or more languages.

Updating translations for later releases.

The Map Viewer example shows how to display and interact with a map, search for an address, and find driving directions.

The Places example demonstrates how to search for Places and access related content.

The Places Map example demonstrates how to search for and display a list of places on a map using a MapItemView

Demonstrates using functions from the QtMac namespace.

Demonstrates using QMacPasteboardMime class.

Testing the available audio devices and their configuration.

Enabling audio playback using the QAudioOutput class.

Enabling 3D sound control using the Qt Audio Engine API.

Demonstrates using the Radio QML type from Qt Multimedia.

The Camera Example shows how to use the API to capture a still image or video.

Applying shader effects on video and camera viewfinder content.

Streaming video on a graphics scene.

An example showing reading from formatted NFC Data Exchange Format (NDEF) messages.

A QML example about displaying NFC Data Exchange Format (NDEF) messages.

Demonstrates how to create a client for a network service

演示如何把信息广播到本地网络中的多个客户端。

演示如何为网络服务创建服务器。

Demonstrates a simple HTTP client

Demonstrates how to receive information sent to a multicast group

Demonstrates a stateful peer-to-peer Chat client

Demonstrates how to use the networking APIs for multiple downloads

线程化 Fortune 服务器范例展示如何创建服务器，为使用线程处理来自不同客户端的请求的简单网络服务。它旨在与 Fortune 客户端范例一起运行。

Demonstrates authenticating with OAuth 2 to access Reddit.

The 2D Painting example shows how QPainter and QGLWidget can be used together to display accelerated 2D graphics on supported hardware.

The Hello GL2 example demonstrates the basic use of the OpenGL-related classes provided with Qt.

The GeoFlickr example shows how to use the user's current position to fetch local content from a web service.

The SatelliteInfo example shows how the available satellites at the user's current position and marks the satellites currently contributing to the GPS fix as pink.

QtHangman is an example that demonstrates how to use the Qt Purchasing API with Qt Quick.

Implements a custom network access manager for the QML engine

附加特性

Default Property

分组特性

方法支持

Property Value Source

This example demonstrates creating components dynamically.

This example creates a C++ plugin extension by subclassing QQmlExtensionPlugin.

Tutorial about extending QML with Qt C++.

How to load images in QML with QQuickImageProvider.

Shows how to use a QAbstractItemModel subclass as a model in QML.

Shows how to use a QStringList as a model in QML.

A QML app designed for portrait devices that uses custom components, animated with AnimationController, and JavaScript for the application logic.

A Qt Quick game for touch devices that uses SpriteSequence, ParticleSystem, Emitter, and Wander types to animate objects and the SoundEffect type to play sound effects.

A QML photo viewer that that uses XmlListModel and XmlRole to download Flickr feeds, and Package to display the photos in different views.

A QML implementation of the popular puzzle game by Kuniaki Moribe.

A Twitter search client with 3D effects.

This is a collection of QML Animation examples.

This is a collection of QML drag and drop examples

This is a collection of QML keyboard interaction examples.

This is an example of the MouseArea type in QML.

This is a collection of QML Right to Left examples.

This is a collection of QML examples relating to text.

A collection of QML Touch Interaction examples.

This example demonstrates the Window and Screen types in QML

Demonstrates how to use layout types to arrange a UI

This is a collection of examples using CustomParticle in the QML particle system.

This is a collection of examples using Affectors in the QML particle system.

Demonstrates how to mix QML with a Qt Widgets application using the QQuickWidget class.

Demonstrates how one can combine custom materials and geometries under a single QQuickItem.

Shows how to implement QPainter-based custom scenegraph items.

Shows how to use FramebufferObjects in a thread together with Qt Quick.

Shows how to combine two textures from two texture providers in a custom scene graph node.

The Threaded ListModel example shows how to use a ListModel from multiple threads using WorkerScript.

The Flipable Example shows an item that flips whenever clicked, rotating around the y-axis.

Demonstrates the use of Calendar control

A collection of components for a classic desktop-style UI.

An example for the TableView control.

Demonstrates UI controls for a touch interface

Tutorial about writing a basic chat client using Qt Quick Controls 2.

A QML app using Qt Quick Controls 2 and a QML plugin with customized controls.

A non-closable persistent side panel with Drawer.

A QML app using Qt Quick Controls 2 and a C++ class to provide a fully-functional rich-text editor application.

This example demonstrates the system dialog types in QML

A car dashboard created using several CircularGauge controls.

An interactive showcase of the various controls.

A widget-based application that implements the Calculator example presented in the SCXML Specification.

Implements a simple FTP client using a state machine.

Invokes a compiled nested state machine.

A widget-based application that sends data to and receives it from a compiled ECMAScript data model.

A Qt Quick application that sends data to and receives it from a dynamically loaded ECMAScript data model.

Encapsulates the internal logic of an application in an SCXML file.

A widget-based application that uses a dynamically loaded state machine to implement a traffic light.

A Qt Quick application that uses a dynamically loaded state machine to implement a traffic light.

A Qt Quick application that uses a compiled state machine to implement a traffic light.

Shows how to use Qt SQL classes with a model/view framework.

The Drill Down example shows how to read data from a database as well as submit changes, using the QSqlRelationalTableModel and QDataWidgetMapper classes.

The Query Model example shows how to make customized versions of data obtained from a SQL query, using a model that encapsulates the query and table views to display the results.

The SQL Browser example shows how a data browser can be used to visualize the results of SQL statements on a live database.

The Table Model example shows how to use a specialized SQL table model with table views to edit information in a database.

The AccelBubble example demonstrates the Accelerometer QML type.

Demonstrates how to read the meta-data of available sensors.

The Maze example demonstrates the TiltSensor QML type.

Demonstrates the use of SensorGesture QML type.

范例发送和接收 CAN bus 帧。

范例实现 Modbus 从属应用程序。

展示如何在工作者线程中使用 QSerialPort 的同步 API。

展示如何获取有关系统中串行设备的信息。

展示如何通过串行端口同步接收数据。

展示如何通过串行端口同步发送数据。

展示如何使用各种 QSerialPort 特征。

The Hello Speak example reads out a small piece of text

如何编写单元测试。

如何模拟 GUI 事件。

如何编写基准。

Using a form created with Qt Designer in an application.

This is a basic QML example that uses the virtual keyboard.

IVI Compositor is an example that demonstrates how to use the IviApplication extension.

Multi Output is an example that demonstrates a compositor with multiple outputs.

Pure QML is an example that demonstrates how to write a Wayland compositor in pure QML.

Spanning Screens is an example that demonstrates how to let Wayland clients span multiple screens.

通过 WebSocket 与 QWebChannel 服务器通信的 HTML/JavaScript 客户端。

以 QWebChannel C++ API 实现的简单聊天服务器。

演示如何加载和操纵 Web 内容。

A demo browser based on Qt WebEngine Widgets

Customizes UI elements of Qt WebEngine's dialogs

以 WebEngineView QML 类型实现的 Web 浏览器。

Converts web pages to PDF documents using Qt WebEngine

Displays a web page using Qt WebEngine Widgets

把拼写检查器集成到简单 HTML 表单。

描述如何以 WebSocket API，创建简单回显客户端。

阐述如何编程 QML WebSocket 客户端的范例。

展示如何使用 QWebSocket 类通过安全连接 (wss) 实现回显客户端。

展示如何使用 QWebSocket 和 QWebSocketServer 类通过 WebSocket 协议创建简约聊天应用程序。

Minibrowser 范例演示了如何把 Qt WebView 模块与 Qt Quick 一起使用。

Visualizes a huge graphic view scene with 40000 chip items

Demonstrates how affine transformations in QPainter works.

Demonstrates anchor layout in a graphics view scene

The Application Chooser example shows how to use the Qt state machine and the animation framework to select between applications.

The Basic Drawing example shows how to display basic graphics primitives in a variety of styles using the QPainter class.

Shows how to use the standard layout managers.

Demonstrates how to apply graphical effects on items in the view

Combines advanced OpenGL rendering with the Graphics View framework

The Calendar example shows how to create rich text content and display it using a rich text editor.

The Character Map example shows how to create a custom widget that can both display its own content and respond to user input.

The License Wizard example shows how to implement linear wizards using QWizard.

Demonstrates how to animate items on a graphics view

The Combo Widget Mapper example shows how to use a custom delegate to map information from a model to specific widgets on a form.

Demonstrates how Composition Modes work in QPainter.

The Config Dialog examples shows how a configuration dialog can be created by using an icon view with a stacked widget.

The Custom Sort/Filter Model example illustrates how to subclass QSortFilterProxyModel to perform advanced sorting and filtering.

The Digital Clock example shows how to use QLCDNumber to display a number with LCD-like digits.

The Dock Widgets example shows how to add dock windows to an application. It also shows how to use Qt's rich text engine.

Demonstrates how to drag and drop items in a graphics view

The Draggable Text example shows how to drag and drop textual data between widgets in the same application, and between different applications.

Shows how to re-orient widgets in running applications.

此范例展示如何创建 Qt 插件。

Demonstrates how to interact with graphical items in a scene

Demonstrates how to embed dialogs into a graphics view

The Extension example shows how to add an extension to a QDialog using the QAbstractButton::toggled() signal and the QWidget::setVisible() slot.

Demonstrates how to apply effects on items in the view

The Find Files example shows how to use QProgressDialog to provide feedback on the progress of a slow operation. The example also shows how to use QFileDialog to facilitate browsing, how to use QTextStream's streaming operators to read a file, and how to use QTableWidget to provide standard table display facilities for applications. In addition, files can be opened using the QDesktopServices class.

The Font Sampler example shows how to preview and print multi-page documents.

This example demonstrates how to freeze a column within a QTableView.

Demonstrates flow layout on a graphics view scene.

The Internationalization (I18N) example demonstrates Qt's support for translated text. Developers can write the initial application text in one language, and translations can be provided later without any modifications to the code. It also demonstrates how to detect the system language settings and show the UI in the appropriate language.

Shows how composition modes work in QPainter.

The example shows how to combine QLabel and QScrollArea to display an image.

The Puzzle example shows how to enable drag and drop with a custom model to allow items to be transferred between a view and another widget.

Demonstrates how to apply effects on items in the view

The MDI example shows how to implement a Multiple Document Interface using Qt's QMdiArea class.

The Menus example demonstrates how menus can be used in a main window application.

The Move Blocks example shows how to animate items in a QGraphicsScene using a QStateMachine with a custom transition.

The Order Form example shows how to generate rich text documents by combining a simple template with data input by the user in a dialog.

The Painter Paths example shows how painter paths can be used to beuild complex shapes for rendering.

The Path Stroking example shows various types of pens that can be used with QPainter.

The Pixelator example shows how delegates can be used to customize the way that items are rendered in standard item views.

演示如何使用插件扩展 Qt 应用程序。

The QRegularExpression example shows how regular expressions in Qt are applied to text by providing an environment in which new regular expressions can be created and tested on custom text strings.

The Rogue example shows how to use the Qt state machine for event handling.

The Screenshot example shows how to take a screenshot of the desktop.

设置编辑器范例展示如何在应用程序中使用 Qt 的标准设置支持，通过提供的编辑器使用户能够查看已安装应用程序设置，并修改那些可以编辑的设置。

Demonstrates anchor layout on a graphics view scene

The Simple Tree Model example shows how to use a hierarchical model with Qt's standard view classes.

The Sliders example shows how to use the different types of sliders available in Qt: QSlider, QScrollBar and QDial.

The Spin Boxes example shows how to use the many different types of spin boxes available in Qt, from a simple QSpinBox widget to more complex editors like the QDateTimeEdit widget.

The Standard Dialogs example shows the standard dialogs that are provided by Qt.

The States example shows how to use the Qt state machine to play animations.

This example shows how to create a plugin that extends Qt with a new GUI look and feel.

The Styles example illustrates how to create custom widget drawing styles using Qt, and demonstrates Qt's predefined styles.

The Syntax Highlighter example shows how to perform simple syntax highlighting.

The Tab Dialog example shows how to construct a tab dialog using the QTabWidget class.

The Tetrix example is a Qt version of the classic Tetrix game.

The Text Edit example shows Qt's rich text editing facilities in action.

The Traffic Light example shows how to use The State Machine Framework to implement the control flow of a traffic light.

The Tree Model Completer example shows how to provide completion facilities for a hierarchical model, using a period as the separator to access Child, GrandChild and GrandGrandChild level objects.

The Two-way button example shows how to use The State Machine Framework to implement a simple state machine that toggles the current state when a button is clicked.

This example shows how to implement undo/redo functionality with the Qt undo framework.

Demonstrates how to manipulate the elements of a QPainterPath.

The Wiggly example shows how to animate a widget using QBasicTimer and timerEvent(). In addition, the example demonstrates how to use QFontMetrics to determine the size of text on screen.

Demonstrates accessing icons contained in Windows binaries.

Demonstrates using QtWinExtras in Qt Quick.

Provides a reader for XML Bookmark Exchange Language files

Demonstrates how to read XBEL files

Using XQuery and the xmlpatterns command line utility to query C++ source code.

Using Qt XML Patterns to query XML data loaded from a file.