QToolButton not displayed correctly on KDE

[Aaron Dewes]

I've now decided to use KDEs builtin icons, which worked.

Thanks for your help again!

> Sure!
>
>
> git clone https://gitlab.com/EndorphinBrowser/browser.git -b webengine
>
> mkdir build && cd build
>
> cmake ..
>
> make -j$(nproc)
>
> ./endorphin
>
> You should now see a web browser opening, where in the right corner of
> the TabBar, an invisible new tab button exists. For some reason, the
> close tab button, which is placed on the tab, works though.
>
> Thank you for your help!
>
> Aaron
>
>
> Am 16.02.21 um 23:38 schrieb Albert Astals Cid:
>
>> El dilluns, 15 de febrer de 2021, a les 19:36:32 CET, Aaron Dewes va
>> escriure:
>>> Hello!
>>>
>>>
>>> I'm having some issues with a QT application I'm developing right now,
>>> but only on KDE, the same code works perfectly on GNOME.
>>>
>>> I'm using the following code snippet:
>>>
>>> // In my header file
>>> QAction *m_newTabAction;
>>> QToolButton *addTabButton;
>>> // The actual code
>>>    m_newTabAction = newQAction(this);
>>> m_newTabAction->setShortcuts(QKeySequence::AddTab);
>>> connect(m_newTabAction, SIGNAL(triggered()), this, SLOT(newTab()));
>>> m_newTabAction->setIcon(QIcon(QLatin1String(":graphics/addtab.png")));
>>> m_newTabAction->setIconVisibleInMenu(false);
>>> addTabButton =new QToolButton(this);
>>> addTabButton->setDefaultAction(m_newTabAction);
>>> addTabButton->setAutoRaise(true);
>>> addTabButton->setToolButtonStyle(Qt::ToolButtonIconOnly);
>>>
>>> Compiling and running this code (The button is positioned later) result
>>> in the button being displayed and working, except the image not being
>>> displayed. The image is displayed on GNOME though. This also has
>>> nothing
>>> to do with dark mode, as the image contains black and white parts,
>>> and I
>>> tested this using Breeze Light and Dark. I already tried setting the
>>> icon and/or icon size directly on the button, which also didn't
>>> help. My
>>> code is a fork of Arora, and the same issue shows up there too, and the
>>> new tab button isn't displayed.
>>>
>>> Am I using some outdated methods that KDE doesn't support or is there
>>> anything I can do to get this code working properly?
>> Can we get something compilable to try to reproduce the problem /
>> figure out what's wrong?
>>
>> Cheers,
>>    Albert
>>
>>>
>>> Aaron
>>>
>>>
>>
>>
>>