hein created this revision.
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The mouse handling code relied on onPositionChanged to do setup work
prior to onPressed. This is never guaranteed, but it's is likely to
happen when using the mouse (since the pointer is usually moved from
a panel icon to a delegate elsewhere on screen). In a touchscreen
scenario, these odds reverse.
The lesson to take away: Never assume onPositionChanged has run
R119 Plasma Desktop
To: hein, #plasma
Cc: plasma-devel, ZrenBot, progwolff, lesliezhai, ali-mohamed, jensreuterberg,
abetts, sebas, apol, mart