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12345 
    LocalRepaint(0);
  end
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
% LocalFileInfo
% display information about current file
function LocalFileInfo(Update)
if nargin == 0
  Data=get(findobj('Tag', 'ViewEDFFigure'), 'UserData');
  if length(Data.EDF)==0
    errordlg('No EDF-File is open!', 'Error');
    return;
  end
  dlgh = dialog(...
      'Name', 'EDF-File information', ...
      'CloseRequestFcn', 'set(gcf,''UserData'',''Cancel'');uiresume;');
  dlgpos = get(dlgh, 'Position');
  set(dlgh, 'Position', [dlgpos(1),dlgpos(2),450,250]);
  fnthght = LocalGetFontHeight;

  Local.EDFNames = {};
  % get filenames
  for i = 1:length(Data.EDF)
    Local.EDFNames = {Local.EDFNames{:}, Data.EDF(i).Head.FileName};
    Local.EDFInfo{i,1} = Data.EDF(i).Head.Version;
    Local.EDFInfo{i,2} = Data.EDF(i).Head.PID;
    Local.EDFInfo{i,3} = Data.EDF(i).Head.RID;
    Local.EDFInfo{i,4} = sprintf('%02d/%02d/%02d', Data.EDF(i).Head.TO([3 2 1]));
    Local.EDFInfo{i,5} = sprintf('%02d:%02d:%02d', Data.EDF(i).Head.TO([4 5 6]));
    Local.EDFInfo{i,6} = sprintf('%d', Data.EDF(i).Head.NS);
    Local.EDFInfo{i,7} = sprintf('%d', Data.EDF(i).Head.NRec);
  end
  
  Local.poph = uicontrol(dlgh, ...
      'Style', 'Popup', ...
      'Units', 'Normalized', ...
      'String', Local.EDFNames, ...
      'Value', 1, ...
      'Position', [0.05, 0.9, 0.9, 0.1], ...
      'Callback', 'viewedf FileInfo Update');
  LocalResizeUI(Local.poph, [NaN 1.1 0 0]);
  %HeaderVersion
  num = 1;
  yinc = (1 - 4*fnthght) / 8;
  ystart = 0.9;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'HeaderVersion : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  %Patient ID
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Patient ID : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  %Recording ID
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Recording ID : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  % startdate
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Start date : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  % start time
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Start time : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  % Num channels
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Number of channels : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  % num records
  num = num + 1;
  uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'String', 'Number of records : ', ...
      'Position', [0.05, ystart - num*yinc, 0.3, fnthght]);
  Local.txth(num) = uicontrol(dlgh, ...
      'Style', 'Text', ...
      'HorizontalAlignment', 'left', ...
      'Units', 'Normalized', ...
      'FontWeight', 'bold', ...
      'String', '', ...
      'Position', [0.45, ystart - num*yinc, 0.5, fnthght]);
  % buttons
  uicontrol(dlgh, ...
      'Style', 'PushButton', ...
      'Units', 'Normalized', ...
      'String', 'OK', ...
      'Position', [0.3, 0.02, 0.4, 0.1], ...
      'Callback', 'uiresume;');
  Data=[];
  set(dlgh, 'UserData', Local);
  LocalFileInfo('Update');
  
  drawnow;
  uiwait(dlgh);
  delete(dlgh);
else
  Data=get(gcf,'UserData');
  which = get(Data.poph, 'Value');
  for i = 1:7
    set(Data.txth(i), 'String', Data.EDFInfo{which,i});
  end
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalSelectChannels
% select channels to be displayed on the screen
function LocalSelectChannels(Parameter)
if nargin == 0
  Data=get(findobj('Tag', 'ViewEDFFigure'), 'UserData');
  if length(Data.EDF)==0
    errordlg('No EDF-File is open!', 'Error');
    return;
  end
  dlgh = dialog(...
      'Name', 'EDF-File information', ...
      'CloseRequestFcn', 'uiresume;');
  
  Local.Names = {};
  Local.Selected = {};
  Local.Label = {};
  % get filenames
  for i = 1:length(Data.EDF)
    Local.Names = {Local.Names{:}, ['EDF: ', Data.EDF(i).Head.FileName]};
    temp = zeros(Data.EDF(i).Head.NS,1);
    temp(Data.Display.EDF(i).ShowSignals) = 1;
    Local.Selected = {Local.Selected{:}, temp};
    Local.Label = {Local.Label{:}, Data.EDF(i).Head.Label};
  end
  %get plugin names
  for i = 1:length(Data.Plugin)
    Local.Names = {Local.Names{:}, ['Plugin: ', Data.Plugin(i).Label, ...
            ' (File ', upper(Data.Plugin(i).Name), ')']};
    temp = zeros(Data.Plugin(i).EDF.Head.NS,1);
    temp(Data.Display.Plugin(i).ShowSignals) = 1;
    Local.Selected = {Local.Selected{:}, temp};
    Local.Label = {Local.Label{:}, Data.Plugin(i).EDF.Head.Label};
  end

  uicontrol(dlgh, ...
      'Style', 'Frame', ...
      'Units', 'Normalized', ...
      'Position', [0.02, 0.12, 0.96, 0.76]);
  Local.Poph = uicontrol(dlgh, ...
      'Style', 'Popup', ...
      'Units', 'Normalized', ...
      'String', Local.Names, ...
      'Value', 1, ...
      'Position', [0.05, 0.9, 0.9, 0.1], ...
      'Callback', 'viewedf Channels Update');
  LocalResizeUI(Local.Poph, [NaN 1.1 0 0]);
  % buttons
  uicontrol(dlgh, ...
      'Style', 'PushButton', ...
      'Units', 'Normalized', ...
      'String', 'Select', ...
      'Position', [0.1, 0.14, 0.3, 0.08], ...
      'Callback', 'viewedf Channels Select');
  uicontrol(dlgh, ...
      'Style', 'PushButton', ...
      'Units', 'Normalized', ...
      'String', 'Unselect', ...
      'Position', [0.6, 0.14, 0.3, 0.08], ...
      'Callback', 'viewedf Channels Unselect');
  uicontrol(dlgh, ...
      'Style', 'PushButton', ...
      'Units', 'Normalized', ...
      'String', 'OK', ...
      'Position', [0.1, 0.02, 0.3, 0.08], ...
      'Callback', 'set(gco,''UserData'',''OK'');uiresume;');
  uicontrol(dlgh, ...
      'Style', 'PushButton', ...
      'Units', 'Normalized', ...
      'String', 'Cancel', ...
      'Position', [0.6, 0.02, 0.3, 0.08], ...
      'Callback', 'set(gco,''UserData'',''Cancel'');uiresume;');
  Local.Checkh = [];
  set(dlgh, 'UserData', Local);
  LocalSelectChannels('Update'); % draw information
  
  drawnow;
  uiwait(dlgh);
  changed = 0;
  Local = get(dlgh, 'UserData');
  temp = get(Local.Checkh, 'Value');
  Local.Selected{Local.OldWhich} = cat(1,temp{:});
  if strcmp(get(gco,'UserData'),'OK')
    changed = 1;
    for i = 1:length(Data.EDF)
      Data.Display.EDF(i).ShowSignals = find(Local.Selected{i});
    end
    for i = 1:length(Data.Plugin)
      Data.Display.Plugin(i).ShowSignals = find(Local.Selected{i+length(Data.EDF)});
    end
  end
  delete(dlgh);
  if changed
    set(findobj('Tag', 'ViewEDFFigure'), 'UserData', Data);
    LocalRepaint(0);
  end
else
  Data=get(gcf,'UserData');
  which = get(Data.Poph, 'Value');
  switch (Parameter)
    case 'Update'
      if ~isempty(Data.Checkh)
        temp = get(Data.Checkh, 'Value');
        if iscell(temp)
          Data.Selected{Data.OldWhich} = cat(1,temp{:});
        else
          Data.Selected{Data.OldWhich} = temp;
        end  
        delete(Data.Checkh);
        Data.Checkh = [];
      end
      Data.OldWhich = which;
    
      cbx = 0.1;
      cby = 0.82;
      cbxspace = 0.4;
      cbyspace = 0.6 / ceil(length(Data.Selected{which}) / 2) + 0.005; 
      cbwidth = 0.35;
      cbheight = LocalGetFontHeight;
      for i = 1:length(Data.Selected{which})
        Data.Checkh(i) = uicontrol(gcf, ...
            'Style', 'CheckBox', ...
            'Units', 'Normalized', ...
            'String', Data.Label{which}(i, :), ...
            'Value', Data.Selected{which}(i), ...
            'Position', [cbx + rem(i-1,2)*cbxspace, cby - floor((i-1)/2)*cbyspace, ...
              cbwidth, cbheight]);
      end
    case 'Select'
      Data.Selected{which}(:) = 1;
      set(Data.Checkh(:), 'Value', 1);
    case 'Unselect'
      Data.Selected{which}(:) = 0;
      set(Data.Checkh(:), 'Value', 0);
  end
  set(gcf, 'UserData', Data);
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalKeyPress
% handle keystrokes
function LocalKeyPress()
switch upper(get(gcf, 'CurrentCharacter'))
  case '+'
    feval('viewedf', 'Next');
  case '-'
    feval('viewedf', 'Prev');
  case 'U'
    LocalRescaleAll('up');
  case 'D'
    LocalRescaleAll('down');
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalAbout
% display program info
function LocalAbout()
helpdlg(sprintf([ 'EDF (European-Data-Format) file-viewer.\n', ...
      'Version 3.04Alpha\n\n' ...
      '(c) 1998-2001 Herbert Ramoser\n', ...
      '     herbert.ramoser@arcs.ac.at\n\n' ...
      'Comments or suggestions may be sent to the author.\n\n', ...
      'This Software is subject to the GNU public license.']), ...
    'About VIEWEDF');

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalHelp
% display help page
function LocalHelp(Par)
name = which('viewedf');
name = [ 'file://', name(1:max(find(name == 'm'))-1), 'html'];
web(name);

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalPrint
% display print dialog
function LocalPrint()
printdlg('-crossplatform', findobj('Tag', 'ViewEDFFigure'));

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalWatchOn
% display watch pointer
function LocalWatchOn()
set(findobj('Tag', 'ViewEDFFigure'), 'Pointer', 'watch');

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalWatchOff
% display arrow-pointer
function LocalWatchOff()
set(findobj('Tag', 'ViewEDFFigure'), 'Pointer', 'arrow');

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalGetFontHeight
% get Fontheight
function hght=LocalGetFontHeight()
tempH = uicontrol(...
    'Style', 'Text', ...
    'String', 'Gg', ...
    'Units', 'Normalized', ...
    'FontUnits', 'Normalized', ...
    'Position', [0, 0, 1, 1], ...
    'Visible', 'off');
hght = get(tempH, 'FontSize') * 1.25; % 1.25 makes things look better
delete(tempH);


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalGetFontWidth
% get Fontwidth
function width=LocalGetFontWidth()
tempH = uicontrol(...
    'Style', 'Text', ...
    'String', 'X', ...
    'Units', 'Normalized', ...
    'FontUnits', 'Normalized', ...
    'Position', [0, 0, 1, 1], ...
    'Visible', 'off');
width = get(tempH, 'Extent'); 
width = width(3);
delete(tempH);


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% LocalEDFOpen
% open a EDF (or GDF) file
function LocalE
12345

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