qt roadmap update 0
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8/8/2019 Qt Roadmap Update 0
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Presented by:
Qt Roadmap Update
● Thiago Macieira, Qt, Nokia
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Who am I?● Senior Product Manager at Qt
Development (Mobile Solutions)● MBA, double degree in Engineering●
Been with Nokia since Jun 2008(Before with Trolltech since Aug 2007)● Daily work:
●
Product Manager for Core Domain● Open Governance, MeeGo.com
relationship
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Topics for Today● Catching up: Qt 4.7, Mobility 1.1● What’s next: Qt 4.8, Mobility 1.2● What to expect afterwards
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Qt 4.7 has just been released● Released in September
● First update 4.7.1 last week● Included in MeeGo 1.1
● Also scheduled to be in MeeGo 1.2● Foundation for MeeGo API● Will be on millions of devices next year
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Qt Quick● Three components to Qt Quick:
● QML – the language based on JavaScript● QtDeclarative – C++ module● Qt Creator 2.1 – editor and designer
● QtDeclarative is in Qt 4.7● Foundation of Nokia’s mobile strategy
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Qt Quick● Major features:
● Integration with WebKit and mobile API● Declarative language inspired on CSS,
with JavaScript bindings● Easy to use for rapid UI
prototyping and development●
Learn more this afternoon
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Other Qt 4.7 features● Network bearer management
● Connman support since Qt 4.7.1● WebKit improvements
● Tiling, performance, pixmap bridge● Performance improvements● Read more:
http://doc.qt.nokia.com/4.7
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Qt Mobility 1.1● Significant API expansion for Qt● Mobile-related and inspired APIs● First release last week
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Qt Mobility 1.1 – 17 APIs in total• Bearer Management• Contacts• Location• Messaging•
Multimedia• Publish and Subscribe• Service Framework• Sensors• System Information
• Versit• Document Gallery• Feedback• Maps/Navigation•
Landmarks• Camera• Organizer • Service Framework- Out of process
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The Future● From short-term to long-term
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Modularisation
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Qt kernelcore + gui + net +
opengl + openvg +build tools
XML
D-Bus
etc.
Qt WebKitQt WebKit
ScriptScriptToolsDeclarative
Components
ToolsAssistant +Designer +
Linguist
Qt Creator
Examples& Demos
Docs
Qt MobilityQt Quick
maybe Qt 4.8
Qt3Support
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Open Governance
Why● Opening up is not
news● Qt is growing
● Faster than whatwe can grow
● Pool of talentedpeople:
● You
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What● Decision-making● General roadmap,
schedules, platform
support, ...● Code reviews andacceptance
● Conflict resolution●
QA checks and results● more...
Now moving to implementation phase
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What’s driving the roadmap?
How to get most out of HWaccelerated platforms with Qt?
How to make fluid direct
manipulation UIs with Qt?How improve designer & developer collaboration and productivity?
How to leverage mobile context withQt apps and integrate withweb?
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Lighthouse: Platform Abstraction
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QtGui
Cross Platform Modules
Platform Specific Plugins, reference implementations
Platform Abstraction API(QPA)
•QPlatformFontDatabase•QPlatformWindow•QPlatformScreen•QPlatformGLContext•QWindowSystemInterface
●
Proper support for OpenGL onembedded devices● Future-proofing Qt againstcoming platforms
OpenKODE
Wayland
EGLFS
DirectFb
QWindowSurface
QPlatformIntegration
QPlatformWindowFormat
QPlatformCursor
QPixmapData
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Scene Graph Project
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Improving QML on Open GL (ES) 2.0 enabled hardwarePerformance gains using full scene optimizations
Scene graphQt 4.7
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Qt Quick Components●
Reusable UI controls and enablers● Perfect for blending differentiated UIs with
platform look and feel● Integration with platform input methods● Initial focus on MeeGo and Symbian
UX, plus one generic style
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Qt Quick EnablersGesture AreaHigh Level gestures (Tap, Swipe, Pinch)
Low Level gestures (touch, sensor)
QML Canvas
Inspired by HTML5 CanvasEnable free-form drawing in QML elements
Early research
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GestureArea { Pinch {
onStarted : rootWindow.color = "#a3e2ff" onUpdated : gestureText.text = "Pinch: scale = " + gesture.scaleFactor onFinished : rootWindow.reset()
}}
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Qt WebKitPerformance
Publish benchmark resultsMulti-process support though WebKit 2
HTML5 and CSS3 compliance
Publish test suites and test resultsAdd more features such as Geolocation,WebGL, web workers, web socketsMost new features for all Qt’s platforms
Touch, gestures and tactile feedbackHaptics for mobile platforms onlyGestures and multipoint-touch on allcapable Qt platforms
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WebGL on QtWebKit(in progress, not yet released!)
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Other Qt current projects●
Threaded OpenGL rendering● Supported on Desktop and Mobile
● Performance improvements in Core● File I/O rewrite● Threading, HTTP engine, Sockets
● C++0x enablers
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Qt Creator 2.2 and onwards●
Qt Quick Designer ● Qt Quick Components support planned
for 2.2
● QML Observer ● State and property
debugger ● Visual debugger ● Stepping in and out of C++
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Qt Mobility 1.2●
MeeGo 1.2 as a target● Ensuring backends for MeeGo● Nokia engineers will use MeeGo as their
platform of choice for development● Improving existing modules with
platform-development APIs●
New: Bluetooth, Account API,IM support for Messaging
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Platforms & investments
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Windows
MacLinux X11
Embedded Linux MeeGo
Symbian
AIX
SolarisHP-UXWinCESymbian (S60)3.1/3.2Maemo 5
Lighthouse
Qt Quick components
Qt Mobility APIs
Qt WebKit
Scene Graph
Nokia’s investment levelmaintained
at current level
Nokia’sinvestmentsdecreasing
Nokia’sinvestmentsincreasing
Qt 3D
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Dates
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2010 2011
4.7 Modularisation 4.8Qt
Qt Mobility 1.1 1.2
QtWebKit 2.1 2.2
Qt Creator 2.1
Released Estimated Planned