[Lazarus] Control's default Height and AutoSize

[zeljko]

On 05/14/2018 01:40 PM, Gabor Boros via Lazarus wrote:
> Hi All,
> 
> I have three machines. One physical with Windows 10 (1703) and two 
> virtual, one with Ubuntu Server 14.04.1 + KDE4 and Qt4 and one with RHEL 
> 7.5 + KDE4 and Qt4. Start a new project with trunk (57932), drop a TEdit 
> on Form1 and change it's font to Droid Sans Mono Regular 10. With 
> Windows the TEdit's original Height is 23, after font change 23 too. 
> With Ubuntu 23 and 25, with RHEL 22 and 23. Why is the difference and 
> what it's source?

Default TEdit height (autosize=true) depends on Qt4 theme. Some themes, 
eg KDE breeze from fedora 26 gives 28 px which is taken from the current 
desktop environment, but eg -style windows it's size is 23.

zeljko