CreateGUI.m

function [gui_text_freq] = CreateGUI(params)
    global Ftune;
    global F_radio;
    
    %% Frequency entry box
    f = figure('Name','KC6F SDR','NumberTitle','off', 'Visible','off',...
               'Position',[360,500,450,285], 'ToolBar', 'none',...
               'MenuBar', 'none', 'CloseRequestFcn', @quitCallback);
    
    % Text Displays       
    gui_text_freq  = uicontrol('Style','text','String',[num2str(1e-6*Ftune, '%#2.6g') ' MHz'],...
                          'HorizontalAlignment', 'left',...
                          'FontSize', 22, 'FontName', 'Courier New Bold',...
                          'Position',[20,140,420,30]);
    
    %% Sliders                  
    IF_tune_range = 1e-3*(params.Fs_radio/2 - 10e3);
    gui_slider_IF_tune = uicontrol('Style', 'slider',...
                    'Min',-IF_tune_range,'Max',IF_tune_range,'Value',0, 'SliderStep', [.1 1]/384,...
                    'Position', [20 240 420 20],...
                    'Callback', @(source,callbackdata) updateIFcallback(source,callbackdata));
   
    gui_slider_Radio_tune = uicontrol('Style', 'slider',...
                    'Min',1.6,'Max',30.0,'Value',1e-6*F_radio, 'SliderStep', [.01 .1]/(30-1.6),...
                    'Position', [20 180 420 20],...
                    'Callback', @(source,callbackdata) updateRadioFreqCallback(source,callbackdata));            
    
    %% Pushbuttons
    gui_button_ptt = uicontrol('Style', 'pushbutton', 'String', 'PTT',...
                               'enable','on', 'Position', [20 20 50 20],...
                               'FontWeight', 'bold', 'Callback', @(hObject, eventdata) pttButtonCallback(hObject, eventdata, params.SR_DLL_NAME));             
    
    %% Menu Bar            
    gui_menu_file =  uimenu('Label','File');
                     uimenu(gui_menu_file,'Label','Quit','Callback',@quitCallback);

    gui_menu_radio =    uimenu('Label','Radio');
                        uimenu(gui_menu_radio,'Label','Open Radio','Callback',@openRadioCallback);
                        uimenu(gui_menu_radio,'Label','Close Radio','Callback',@closeRadioCallback);
    gui_menu_DSP =    uimenu('Label','Noise Reduction');
                      uimenu(gui_menu_DSP,'Label','None','Callback',@(source, callbackdata)noiseMenuCallback(source, callbackdata, gui_menu_DSP), 'Checked', 'on');
                      uimenu(gui_menu_DSP,'Label','Wavelet','Callback',@(source, callbackdata)noiseMenuCallback(source, callbackdata, gui_menu_DSP), 'Checked', 'off');  
                      uimenu(gui_menu_DSP,'Label','Savitzky-Golay','Callback',@(source, callbackdata)noiseMenuCallback(source, callbackdata, gui_menu_DSP), 'Checked', 'off'); 
                      
    gui_menu_mode =  uimenu('Label','Mode');
                     uimenu(gui_menu_mode,'Label','USB','Callback', @(source, callbackdata)modeCallback(source, callbackdata, gui_menu_mode), 'Checked', 'on');
                     uimenu(gui_menu_mode,'Label','LSB','Callback',@(source, callbackdata)modeCallback(source, callbackdata, gui_menu_mode), 'Checked', 'off');
                     uimenu(gui_menu_mode,'Label','CW','Callback',@(source, callbackdata)modeCallback(source, callbackdata, gui_menu_mode), 'Checked', 'off');
                     uimenu(gui_menu_mode,'Label','AM','Callback',@(source, callbackdata)modeCallback(source, callbackdata, gui_menu_mode), 'Checked', 'off');
   %% Labels 
   uicontrol('Style','text','String',['IF Offset'],...
             'HorizontalAlignment', 'left',...
             'FontSize', 12,...
             'Position',[20,260,420,20]);
   uicontrol('Style','text','String',['Radio Tune'],...
             'HorizontalAlignment', 'left',...
             'FontSize', 12,...
             'Position',[20,200,420,20]);
         
   f.Visible = 'on'; 
end