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| {{PageHeader|VAR-SOM-MX6 - QT5 Hello World}} {{DocImage|category1=VAR-SOM-MX6|category2=Yocto}} __toc__ | | {{PageHeader|VAR-SOM-MX6 - QT5 Hello World}} {{DocImage|category1=VAR-SOM-MX6|category2=Yocto}} __toc__ |
| = Host installation =
| | Please follow the QT creator guide: http://variwiki.com/index.php?title=File:YoctoQtCreator.pdf |
| All development tools will be generated from yocto build and will be compatible with both commercial and open-source QT licenses.<br>
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| Variscite suggestes reading the below page to have a better understanding of open-source license benefits and obligations:<br>
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| https://www.qt.io/qt-licensing-terms<br>
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| Only one requirement: on the host that will be used to cross compile QT applications, you need to install QtCreator.<br>
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| In order to use QT 5.5, QT creator version must be 3.1.1 or above.<br>
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| If you are using Ubuntu 15.04 or above, you can just install it from distribution repository via "sudo apt-get install qtcreator".<br>
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| If you are using Ubuntu 14.10 or below, please execute following instructions:<br>
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| <pre>
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| $ sudo add-apt-repository ppa:ubuntu-sdk-team/ppa
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| $ sudo apt-get update
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| $ sudo apt-get upgrade
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| $ sudo apt-get install qtcreator
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| </pre>
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| | |
| = Build and install tools =
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| <pre>
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| $ cd ~/var-som-mx6-yocto-fido/
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| $ . ./setup-environment build_x11
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| </pre>
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| edit local.conf and add to the bottom:
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| <pre>
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| #
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| EXTRA_IMAGE_FEATURES = "debug-tweaks tools-debug eclipse-debug"
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| </pre>
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| Build:
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| <pre>
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| $ bitbake meta-toolchain-qt5
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| </pre>
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| Install:
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| <pre>
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| $ tmp/deploy/sdk/poky-glibc-x86_64-meta-toolchain-qt5-cortexa9hf-vfp-neon-toolchain-1.8.sh
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| Keep the default install directory /opt/poky/1.8
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| </pre>
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| | |
| = sample application =
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| <pre>
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| $ cd ~/var-som-mx6-yocto-fido/
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| $ mkdir qtapps
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| $ cd qtapps
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| $ cp -a ../build_x11/tmp/work/cortexa9hf-vfp-neon-mx6qdl-poky-linux-gnueabi/qtbase/5.4.2+gitAUTOINC+2cb17c1fb9-r0/git/examples/opengl/hellowindow/ ./
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| $ cd hellowindow
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| $ source /opt/poky/1.8/environment-setup-cortexa9hf-vfp-neon-poky-linux-gnueabi
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| </pre>
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| Build the QT application:
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| <pre>
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| $ qmake
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| $ make clean
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| $ make
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| </pre>
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| <pre>
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| copy the hellowindow to your target and run it
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| export DISPLAY=:0.0
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| ./hellowindow --platform xcb
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| </pre>
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