Subversion Repositories musikbox

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/trunk/Config.pas
0,0 → 1,138
´╗┐unit Config;
 
interface
 
uses
Windows, Messages, SysUtils, Classes, Controls, Forms, Dialogs, StdCtrls,
ActnList, StdActns, ShlObj;
 
type
TConfigForm = class(TForm)
btnAbbrechen: TButton;
btnSpeichern: TButton;
grpMusikOrdner: TGroupBox;
lstMusikOrdner: TListBox;
btnOrdnerErstellen: TButton;
btnOrdnerEntfernen: TButton;
procedure btnAbbrechenClick(Sender: TObject);
procedure btnSpeichernClick(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure btnOrdnerEntfernenClick(Sender: TObject);
procedure btnOrdnerErstellenClick(Sender: TObject);
private
lg_StartFolder: String;
end;
 
var
ConfigForm: TConfigForm;
 
implementation
 
uses
Main;
 
{$R *.dfm}
 
procedure TConfigForm.btnAbbrechenClick(Sender: TObject);
begin
close;
end;
 
procedure TConfigForm.btnSpeichernClick(Sender: TObject);
var
i: integer;
begin
setlength(MainForm.MusikArray, 0);
for i := 0 to lstMusikOrdner.Items.Count-1 do
begin
setlength(MainForm.MusikArray, length(MainForm.MusikArray)+1);
MainForm.MusikArray[length(MainForm.MusikArray)-1] := lstMusikOrdner.Items.Strings[i];
end;
 
MainForm.InitDirectories();
MainForm.SchreibeEinstellung();
 
close;
end;
 
procedure TConfigForm.FormShow(Sender: TObject);
var
i: integer;
begin
lstMusikOrdner.Items.Clear;
for i := 0 to length(MainForm.MusikArray)-1 do
lstMusikOrdner.Items.Add(MainForm.MusikArray[i]);
end;
 
procedure TConfigForm.btnOrdnerEntfernenClick(Sender: TObject);
begin
if lstMusikOrdner.ItemIndex <> -1 then
lstMusikOrdner.Items.Delete(lstMusikOrdner.ItemIndex);
end;
 
///////////////////////////////////////////////////////////////////
// Call back function used to set the initial browse directory.
///////////////////////////////////////////////////////////////////
function BrowseForFolderCallBack(Wnd: HWND; uMsg: UINT;
lParam, lpData: LPARAM): Integer stdcall;
begin
if uMsg = BFFM_INITIALIZED then
SendMessage(Wnd,BFFM_SETSELECTION,1,Integer(@configform.lg_StartFolder[1]));
result := 0;
end;
 
///////////////////////////////////////////////////////////////////
// This function allows the user to browse for a folder
//
// Arguments:-
// browseTitle : The title to display on the browse dialog.
// NewFolder : Allow to create a new folder
// initialFolder : Optional argument. Use to specify the folder
// initially selected when the dialog opens.
//
// Returns: The empty string if no folder was selected (i.e. if the
// user clicked cancel), otherwise the full folder path.
///////////////////////////////////////////////////////////////////
function BrowseForFolder(const browseTitle: String; const NewFolder: boolean = false;
const initialFolder: String =''): String;
var
browse_info: TBrowseInfo;
folder: array[0..MAX_PATH] of char;
find_context: PItemIDList;
const
BIF_NEWDIALOGSTYLE=$40;
begin
FillChar(browse_info,SizeOf(browse_info),#0);
configform.lg_StartFolder := initialFolder;
browse_info.pszDisplayName := @folder[0];
browse_info.lpszTitle := PChar(browseTitle);
if NewFolder then
browse_info.ulFlags := BIF_RETURNONLYFSDIRS or BIF_NEWDIALOGSTYLE
else
browse_info.ulFlags := BIF_RETURNONLYFSDIRS;
browse_info.hwndOwner := Application.Handle;
if initialFolder <> '' then
browse_info.lpfn := BrowseForFolderCallBack;
find_context := SHBrowseForFolder(browse_info);
if Assigned(find_context) then
begin
if SHGetPathFromIDList(find_context,folder) then
result := folder
else
result := '';
GlobalFreePtr(find_context);
end
else
result := '';
end;
 
procedure TConfigForm.btnOrdnerErstellenClick(Sender: TObject);
var
fol: string;
begin
fol := BrowseForFolder('Neuen Ordner hinzuf├╝gen', true, 'C:\');
if fol <> '' then
lstMusikOrdner.Items.Add(fol);
end;
 
end.