DBGRIDEH保存"显示标题"
//edit by cxg. 2008-04-19 10:01:52
//增加保存"显示标题"
procedure TCustomDBGridEh.SaveColumnsLayoutProducer(ARegIni: TObject; Section:
String; DeleteSection: Boolean);
var
I: Integer;
S: String;
begin
if (ARegIni is TRegIniFile) then
TRegIniFile(ARegIni).EraseSection(Section)
else if DeleteSection then
TCustomIniFile(ARegIni).EraseSection(Section);
with Columns do
begin
for I := 0 to Count - 1 do
begin
if ARegIni is TRegIniFile then
TRegIniFile(ARegIni).WriteString(Section, Format('%s.%s', [Name, Items[I].FieldName]),
Format('%d,%d,%d,%d,%d,%d,%d,%s', [Items[I].Index, Items[I].Width, Integer(Items[I].Title.SortMarker),
Integer(Items[I].Visible), Items[I].Title.SortIndex, Items[I].DropDownRows, Items[I].DropDownWidth,Items[I].Title.Caption]))
{
TRegIniFile(ARegIni).WriteString(Section, Format('%s.%s', [Name, Items[I].FieldName]),
Format('%d,%d,%d,%d,%d,%d,%d', [Items[I].Index, Items[I].Width, Integer(Items[I].Title.SortMarker),
Integer(Items[I].Visible), Items[I].Title.SortIndex, Items[I].DropDownRows, Items[I].DropDownWidth]))
}
else
begin
S := Format('%d,%d,%d,%d,%d,%d,%d,%s', [Items[I].Index, Items[I].Width, Integer(Items[I].Title.SortMarker),
Integer(Items[I].Visible), Items[I].Title.SortIndex, Items[I].DropDownRows, Items[I].DropDownWidth,Items[i].Title.Caption]);
{
S := Format('%d,%d,%d,%d,%d,%d,%d', [Items[I].Index, Items[I].Width, Integer(Items[I].Title.SortMarker),
Integer(Items[I].Visible), Items[I].Title.SortIndex, Items[I].DropDownRows, Items[I].DropDownWidth]);
}
if S <> '' then
begin
if ((S[1] = '"') and (S[Length(S)] = '"')) or
((S[1] = '''') and (S[Length(S)] = '''')) then
S := '"' + S + '"';
end;
end;
if ARegIni is TCustomIniFile
then TCustomIniFile(ARegIni).WriteString(Section, Format('%s.%s', [Name, Items[I].FieldName]), S);
end;
end;
end;
//edit by cxg. 2008-04-19 10:02:13
//增加恢复"显示标题"
procedure TCustomDBGridEh.RestoreColumnsLayoutProducer(ARegIni: TObject;
Section: String; RestoreParams: TColumnEhRestoreParams);
type
TColumnInfo = record
Column: TColumnEh;
EndIndex: Integer;
SortMarker: TSortMarkerEh;
SortIndex: Integer;
end;
PColumnArray = ^TColumnArray;
TColumnArray = array[0..0] of TColumnInfo;
const
Delims = [' ', ','];
var
I, J: Integer;
S: string;
ColumnArray: array of TColumnInfo;
AAutoFitColWidth: Boolean;
begin
AAutoFitColWidth := False;
BeginUpdate;
try
if (AutoFitColWidths) then
begin
AutoFitColWidths := False;
AAutoFitColWidth := True;
end;
with Columns do
begin
SetLength(ColumnArray, Count);
try
for I := 0 to Count - 1 do
begin
if (ARegIni is TRegIniFile)
then S := TRegIniFile(ARegIni).ReadString(Section, Format('%s.%s', [Name, Items[I].FieldName]), '')
else S := TCustomIniFile(ARegIni).ReadString(Section, Format('%s.%s', [Name, Items[I].FieldName]), '');
ColumnArray[I].Column := Items[I];
ColumnArray[I].EndIndex := Items[I].Index;
if S <> '' then
begin
ColumnArray[I].EndIndex := StrToIntDef(ExtractWord(1, S, Delims),
ColumnArray[I].EndIndex);
if (crpColWidthsEh in RestoreParams) then
Items[I].Width := StrToIntDef(ExtractWord(2, S, Delims),
Items[I].Width);
if (crpSortMarkerEh in RestoreParams) then
Items[I].Title.SortMarker := TSortMarkerEh(StrToIntDef(ExtractWord(3, S, Delims),
Integer(Items[I].Title.SortMarker)));
if (crpColVisibleEh in RestoreParams) then
Items[I].Visible := Boolean(StrToIntDef(ExtractWord(4, S, Delims), Integer(Items[I].Visible)));
if (crpSortMarkerEh in RestoreParams) then
ColumnArray[I].SortIndex := StrToIntDef(ExtractWord(5, S, Delims), 0);
if (crpDropDownRowsEh in RestoreParams) then
Items[I].DropDownRows := StrToIntDef(ExtractWord(6, S, Delims), Items[I].DropDownRows);
if (crpDropDownWidthEh in RestoreParams) then
Items[I].DropDownWidth := StrToIntDef(ExtractWord(7, S, Delims), Items[I].DropDownWidth);
Items[I].Title.Caption:=ExtractWord(8, S, Delims);//add by cxg
end;
end;
if (crpSortMarkerEh in RestoreParams) then
for I := 0 to Count - 1 do
Items[I].Title.SortIndex := ColumnArray[I].SortIndex;
if (crpColIndexEh in RestoreParams) then
for I := 0 to Count - 1 do
for J := 0 to Count - 1 do
if ColumnArray[J].EndIndex = I then
begin
ColumnArray[J].Column.Index := ColumnArray[J].EndIndex;
Break;
end;
finally
//FreeMem(Pointer(ColumnArray));
SetLength(ColumnArray, 0);
end;
end;
finally
EndUpdate;
if (AAutoFitColWidth = True)
then AutoFitColWidths := True
else LayoutChanged;
end;
end;
本文来自博客园,作者:{咏南中间件},转载请注明原文链接:https://www.cnblogs.com/hnxxcxg/archive/2008/04/19/2940885.html