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Comparing ibx/trunk/ibcontrols/IBLookupComboEditBox.pas (file contents):
Revision 225 by tony, Tue Apr 3 09:09:05 2018 UTC vs.
Revision 268 by tony, Fri Dec 28 11:36:35 2018 UTC

#	Line 30 | Line 30 | unit IBLookupComboEditBox;
30		interface
31
32		uses
33	<	Classes, SysUtils, LResources, Forms, Controls, Graphics, Dialogs, DbCtrls,
34	<	ExtCtrls, IBSQLParser, DB, StdCtrls, IBCustomDataSet;
33	>	Classes, SysUtils, LCLType, LResources, Forms, Controls, Graphics, Dialogs, DbCtrls,
34	>	ExtCtrls, IBSQLParser, DB, StdCtrls, IBCustomDataSet, LCLVersion;
35
36		type
37
#	Line 117 | Line 117 | type
117		procedure CheckAndInsert;
118		procedure DoEnter; override;
119		procedure DoExit; override;
120	+	{$if lcl_fullversion >= 2000003}
121	+	{Deferred update changes in Lazarus 2.0 stop the combo box working when
122	+	the datasource is nil. We thus have to reverse out the changes :(}
123	+	function DoEdit: boolean; override;
124	+	procedure Change; override;
125	+	procedure CloseUp; override;
126	+	procedure Select; override;
127	+	{$ifend}
128		procedure KeyUp(var Key: Word; Shift: TShiftState); override;
129		procedure Loaded; override;
130		procedure Notification(AComponent: TComponent; Operation: TOperation); override;
#	Line 147 | Line 155 | type
155
156		implementation
157
158	<	uses LCLType, Variants, LCLProc, LazUTF8;
158	>	uses Variants, LCLProc, LazUTF8;
159
160		{ TIBLookupControlLink }
161
#	Line 501 | Line 509 | end;
509		procedure TIBLookupComboEditBox.KeyUp(var Key: Word; Shift: TShiftState);
510		begin
511		inherited KeyUp(Key, Shift);
504	–	if Key = VK_RETURN then
505	–	EditingDone
506	–	else
512		if Key = VK_ESCAPE then
513		begin
514		SelStart := UTF8Length(Text);      {Ensure end of line selection}
#	Line 581 | Line 586 | begin
586		FModified := false;
587		end;
588
589	+	{$if lcl_fullversion >= 2000003}
590	+	type
591	+
592	+	{ THackedCustomComboBox }
593	+
594	+	THackedCustomComboBox = class(TCustomComboBox)
595	+	private
596	+	procedure CallChange;
597	+	end;
598	+
599	+	{ THackedCustomComboBox }
600	+
601	+	procedure THackedCustomComboBox.CallChange;
602	+	begin
603	+	inherited Change;
604	+	end;
605	+
606	+	procedure TIBLookupComboEditBox.Change;
607	+	begin
608	+	THackedCustomComboBox(self).CallChange;
609	+	end;
610	+
611	+	procedure TIBLookupComboEditBox.CloseUp;
612	+	begin
613	+	inherited CloseUp;
614	+	inherited DoEdit;
615	+	end;
616	+
617	+	procedure TIBLookupComboEditBox.Select;
618	+	begin
619	+	inherited Select;
620	+	inherited DoEdit;
621	+	end;
622	+
623	+	function TIBLookupComboEditBox.DoEdit: boolean;
624	+	begin
625	+	{DoEdit will swallow characters if no editable Field. Hence, to enabled
626	+	writing we must avoid calling the inherited method.}
627	+	if IsUnbound then
628	+	Result := true
629	+	else
630	+	Result := inherited DoEdit;
631	+	end;
632	+	{$ifend}
633	+
634		constructor TIBLookupComboEditBox.Create(TheComponent: TComponent);
635		begin
636		inherited Create(TheComponent);

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