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lcl: ShellListView, don't use OnResize event, override Resize method

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git-svn-id: trunk@22718 -
This commit is contained in:
paul 2009-11-23 07:15:32 +00:00
parent c8e69ea350
commit 8b5fdfc0d4
1 changed files with 25 additions and 28 deletions
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53
lcl/shellctrls.pas
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@ -144,11 +144,10 @@ type
procedure SetMask(const AValue: string);
procedure SetShellTreeView(const Value: TCustomShellTreeView);
procedure SetRoot(const Value: string);
{ Other internal methods }
procedure HandleResize(Sender: TObject);
protected
{ Methods specific to Lazarus }
procedure PopulateWithRoot();
procedure Resize; override;
public
{ Basic methods }
constructor Create(AOwner: TComponent); override;
@ -536,28 +535,6 @@ begin
end;
end;
procedure TCustomShellListView.HandleResize(Sender: TObject);
begin
{$ifdef DEBUG_SHELLCTRLS}
WriteLn(':>TCustomShellListView.HandleResize');
{$endif}
// The correct check is with count,
// if Column[0] <> nil then
// will raise an exception
if Self.Columns.Count < 3 then Exit;
Column[0].Width := (70 * Width) div 100;
Column[1].Width := (15 * Width) div 100;
Column[2].Width := (15 * Width) div 100;
{$ifdef DEBUG_SHELLCTRLS}
WriteLn(':<TCustomShellListView.HandleResize C0.Width=',
Column[0].Width, ' C1.Width=', Column[1].Width,
' C2.Width=', Column[2].Width);
{$endif}
end;
constructor TCustomShellListView.Create(AOwner: TComponent);
begin
inherited Create(AOwner);
@ -573,10 +550,7 @@ begin
Self.Column[1].Caption := 'Size';
Self.Column[2].Caption := 'Type';
// Initial sizes, necessary under Windows CE
HandleResize(Self);
// Internal event handlers
OnResize := @HandleResize;
Resize;
end;
destructor TCustomShellListView.Destroy;
@ -626,6 +600,29 @@ begin
end;
end;
procedure TCustomShellListView.Resize;
begin
inherited Resize;
{$ifdef DEBUG_SHELLCTRLS}
WriteLn(':>TCustomShellListView.HandleResize');
{$endif}
// The correct check is with count,
// if Column[0] <> nil then
// will raise an exception
if Self.Columns.Count < 3 then Exit;
Column[0].Width := (70 * Width) div 100;
Column[1].Width := (15 * Width) div 100;
Column[2].Width := (15 * Width) div 100;
{$ifdef DEBUG_SHELLCTRLS}
WriteLn(':<TCustomShellListView.HandleResize C0.Width=',
Column[0].Width, ' C1.Width=', Column[1].Width,
' C2.Width=', Column[2].Width);
{$endif}
end;
function TCustomShellListView.GetPathFromItem(ANode: TListItem): string;
begin
Result := IncludeTrailingPathDelimiter(FRoot) + ANode.Caption;