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Implements adding a different base path to TShellTreeView

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git-svn-id: trunk@28996 -
This commit is contained in:
sekelsenmat 2011-01-13 15:28:33 +00:00
parent 772e75cfa0
commit 8d3f19d755
1 changed files with 23 additions and 3 deletions
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26
lcl/shellctrls.pas
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@ -49,9 +49,11 @@ type
TCustomShellTreeView = class(TCustomTreeView)
private
FObjectTypes: TObjectTypes;
FRoot: string;
FShellListView: TCustomShellListView;
FFileSortType: TFileSortType;
{ Setters and getters }
procedure SetRoot(const AValue: string);
procedure SetShellListView(const Value: TCustomShellListView);
protected
{ Other methods specific to Lazarus }
@ -77,6 +79,7 @@ type
property ObjectTypes: TObjectTypes read FObjectTypes write FObjectTypes;
property ShellListView: TCustomShellListView read FShellListView write SetShellListView;
property FileSortType: TFileSortType read FFileSortType write FFileSortType;
property Root: string read FRoot write SetRoot;
{ Protected properties which users may want to access, see bug 15374 }
property Items;
@ -110,6 +113,7 @@ type
property PopupMenu;
property ReadOnly;
property RightClickSelect;
property Root;
property RowSelect;
property ScrollBars;
property SelectionColor;
@ -314,6 +318,17 @@ begin
Value.ShellTreeView := Self;
end;
procedure TCustomShellTreeView.SetRoot(const AValue: string);
begin
if FRoot=AValue then exit;
FRoot:=AValue;
Items.Clear;
if FRoot = '' then
PopulateWithBaseFiles()
else
PopulateTreeNodeWithFiles(nil, AValue);
end;
function TCustomShellTreeView.CanExpand(Node: TTreeNode): Boolean;
begin
Result:=inherited CanExpand(Node);
@ -524,6 +539,9 @@ var
Files: TStringList;
NewNode: TTreeNode;
begin
// avoids crashes in the IDE by not populating during design
if (csDesigning in ComponentState) then Exit;
Files := TStringList.Create;
try
GetFilesInDir(ANodePath, AllFilesMask, FObjectTypes, Files, FFileSortType);
@ -608,9 +626,11 @@ begin
else
rootDir := PChar(ANode.Text) + rootDir;
end;
// Check, maybe the base path won't be necessary in the future
// if the base directory is added to the items list
Result := GetBasePath + rootDir;
// Check if the base directory should be taken into account
if FRoot = '' then
Result := GetBasePath + rootDir
else
Result := IncludeTrailingPathDelimiter(FRoot) + rootDir;
end;
function TCustomShellTreeView.GetSelectedNodePath(): string;