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root/public/ibx/trunk/ibcontrols/IBLookupComboEditBox.pas
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Comparing ibx/trunk/ibcontrols/IBLookupComboEditBox.pas (file contents):
Revision 272 by tony, Mon Feb 4 13:34:37 2019 UTC vs.
Revision 276 by tony, Mon Feb 4 13:43:20 2019 UTC

# Line 119 | Line 119 | type
119      procedure CheckAndInsert;
120      procedure DoEnter; override;
121      procedure DoExit; override;
122 <    {$if lcl_fullversion >= 2000003}
122 >    {$if lcl_fullversion >= 2000002}
123      {Deferred update changes in Lazarus 2.0 stop the combo box working when
124       the datasource is nil. We thus have to reverse out the changes :(}
125      function DoEdit: boolean; override;
# Line 127 | Line 127 | type
127      procedure CloseUp; override;
128      procedure Select; override;
129      {$ifend}
130 +    {$if lcl_fullversion = 2000002}
131 +    procedure UTF8KeyPress(var UTF8Key: TUTF8Char); override;
132 +    {$ifend}
133      procedure KeyUp(var Key: Word; Shift: TShiftState); override;
134      procedure Loaded; override;
135      procedure Notification(AComponent: TComponent; Operation: TOperation); override;
# Line 578 | Line 581 | begin
581    FModified := false;
582   end;
583  
584 < {$if lcl_fullversion >= 2000003}
584 >
585 > {Workarounds due to bugs in various Lazarus 2.0 release candidates}
586 > {$if lcl_fullversion >= 2000002}
587   type
588  
589    { THackedCustomComboBox }
# Line 586 | Line 591 | type
591    THackedCustomComboBox = class(TCustomComboBox)
592    private
593      procedure CallChange;
594 +    procedure CallUTF8KeyPress(var UTF8Key: TUTF8Char);
595    end;
596  
597   { THackedCustomComboBox }
# Line 595 | Line 601 | begin
601    inherited Change;
602   end;
603  
604 + procedure THackedCustomComboBox.CallUTF8KeyPress(var UTF8Key: TUTF8Char);
605 + begin
606 +  inherited UTF8KeyPress(UTF8Key);
607 + end;
608 +
609   procedure TIBLookupComboEditBox.Change;
610   begin
611 <  if IsUnbound then
611 >  if DataSource = nil then
612      THackedCustomComboBox(self).CallChange
613    else
614      inherited Change;
# Line 613 | Line 624 | end;
624   procedure TIBLookupComboEditBox.Select;
625   begin
626    inherited Select;
627 <  if IsUnbound then
627 >  if DataSource = nil then
628      inherited DoEdit;
629   end;
630  
# Line 621 | Line 632 | function TIBLookupComboEditBox.DoEdit: b
632   begin
633    {DoEdit will swallow characters if no editable Field. Hence, to enabled
634     writing we must avoid calling the inherited method.}
635 <  if IsUnbound then
635 >  if DataSource = nil then
636      Result := true
637    else
638      Result := inherited DoEdit;
639   end;
640   {$ifend}
641  
642 + {$if lcl_fullversion = 2000002}
643 + procedure UTF8KeyPress(var UTF8Key: TUTF8Char); override;
644 + begin
645 +  if DataSource = nil then
646 +    THackedCustomComboBox(self).UTF8KeyPress(UTF8Key)
647 +  else
648 +    inherited;
649 + end;
650 + {$ifend}
651 +
652 +
653   constructor TIBLookupComboEditBox.Create(TheComponent: TComponent);
654   begin
655    inherited Create(TheComponent);

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