Data lost in ComboBox, Style=csSimple => Leave with TAB

Original Reporter info from Mantis: griebold

• Reporter name: Gernot Riebold

Description:

ComboBox with Style=csSimple
Edit the ComboBox and leave it with TAB-Key
Text is lost

Steps to reproduce:

Form with ComboBox, Style=csSimple
Edit the ComboBox
Leave it with TAB-Key
Text is lost

Additional information:

Problem is in lcl\include\customcombobox.inc - Line 500
Comment in Line 499 ...Issue #32559 (closed)

Very quick and (very) diry workaround - Line 494
  if Style = csSimple then
     PreventDropDown := Key in [VK_RETURN, VK_ESCAPE]
  else
    PreventDropDown := Key in [VK_TAB, VK_RETURN, VK_ESCAPE];

Mantis conversion info:

• Mantis ID: 35087
• OS: 10
• OS Build: 10
• Platform: Windows
• Version: 2.0
• Fixed in version: 2.0.10
• Fixed in revision: 63204 (#47ba57fd)