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lazutils: txmlconfig: auto create doc

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git-svn-id: trunk@38495 -
This commit is contained in:
mattias 2012-09-03 09:09:23 +00:00
parent 12e9e9e559
commit 2560b6e5eb
1 changed files with 15 additions and 3 deletions
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18
components/lazutils/laz2_xmlcfg.pas
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@ -47,6 +47,7 @@ type
FFilename: String;
FReadFlags: TXMLReaderFlags;
FWriteFlags: TXMLWriterFlags;
procedure CreateConfigNode;
procedure SetFilename(const AFilename: String);
protected
doc: TXMLDocument;
@ -198,6 +199,8 @@ end;
procedure TXMLConfig.WriteToStream(s: TStream);
begin
if Doc=nil then
CreateConfigNode;
Laz2_XMLWrite.WriteXMLFile(Doc,s,WriteFlags);
end;
@ -210,9 +213,11 @@ begin
//CheckHeapWrtMemCnt('TXMLConfig.GetValue A '+APath);
Result:=ADefault;
// skip root
StartPos:=length(APath)+1;
while (StartPos>1) and (APath[StartPos-1]<>'/') do dec(StartPos);
if StartPos>length(APath) then exit;
// find sub node
Node:=InternalFindNode(APath,StartPos-1);
if Node=nil then
exit;
@ -264,6 +269,8 @@ begin
StartPos:=length(APath)+1;
while (StartPos>1) and (APath[StartPos-1]<>'/') do dec(StartPos);
if StartPos>length(APath) then exit;
if Doc=nil then
CreateConfigNode;
Node:=InternalFindNode(APath,StartPos-1,true);
if Node=nil then
exit;
@ -558,7 +565,6 @@ end;
procedure TXMLConfig.SetFilename(const AFilename: String);
var
cfg: TDOMElement;
ms: TMemoryStream;
begin
{$IFDEF MEM_CHECK}CheckHeapWrtMemCnt('TXMLConfig.SetFilename A '+AFilename);{$ENDIF}
@ -590,16 +596,22 @@ begin
end;
end;
CreateConfigNode;
{$IFDEF MEM_CHECK}CheckHeapWrtMemCnt('TXMLConfig.SetFilename END');{$ENDIF}
end;
procedure TXMLConfig.CreateConfigNode;
var
cfg: TDOMElement;
begin
if not Assigned(doc) then
doc := TXMLDocument.Create;
cfg :=TDOMElement(doc.FindNode('CONFIG'));
//debugln(['TXMLConfig.SetFilename cfg=',DbgSName(cfg),' doc=',DbgSName(doc)]);
if not Assigned(cfg) then begin
cfg := doc.CreateElement('CONFIG');
doc.AppendChild(cfg);
end;
{$IFDEF MEM_CHECK}CheckHeapWrtMemCnt('TXMLConfig.SetFilename END');{$ENDIF}
end;
{ TRttiXMLConfig }