55 void add_channel_strips(int n)
 56 {                   
 57     // HBox for the channels   
 58     ch_box = elm_box_add(win);
 59     elm_box_horizontal_set(ch_box, 1);
 60     elm_win_resize_object_add(win, ch_box);
 61     evas_object_size_hint_weight_set(ch_box, EVAS_HINT_EXPAND, EVAS_HINT_FILL);
 62     evas_object_show(ch_box);
 63     
 64     int i=0;
 65     sl = calloc(n,sizeof(Evas_Object*));
 66     aux = calloc(n,sizeof(int));   
 67     strip_box = calloc(n,sizeof(Evas_Object*));
 68     pan = calloc(n,sizeof(Evas_Object*)); 
 69     mute = calloc(n,sizeof(Evas_Object*));
 70     for(i=0;i<n;i++){
 71         // The volume fader 
 72         sl[i] = elm_slider_add(win);
 73         elm_slider_unit_format_set(sl[i], "dB");
 74         elm_slider_min_max_set(sl[i], 0, 2);
 75         elm_slider_inverted_set(sl[i], 1);  
 76         elm_slider_value_set(sl[i], 1.0f);
 77         elm_slider_horizontal_set(sl[i], 0);
 78         elm_slider_indicator_format_set(sl[i], "%3.0f");
 79         // The mute toggle
 80         mute[i] = elm_toggle_add(win);
 81         elm_toggle_label_set(mute[i], "mute");
 82         evas_object_show(mute[i]);
 83         // The Pan knob
 84         pan[i] = elm_spinner_add(win);
 85         elm_spinner_min_max_set(pan[i], 0.0, 100.0);
 86         elm_spinner_value_set(pan[i],50);        
 87         evas_object_show(pan[i]);
 88         // The channel strip
 89         strip_box[i] = elm_box_add(win);
 90         elm_box_homogenous_set(strip_box[i],2);
 91         elm_box_pack_end(strip_box[i],mute[i]);
 92         elm_box_pack_end(strip_box[i],pan[i]);
 93         elm_box_pack_end(strip_box[i],sl[i]);
 94         evas_object_show(strip_box[i]);
 95         // Callbacks
 96         elm_box_pack_end(ch_box, strip_box[i]);
 97         aux[i]=i;
 98         evas_object_smart_callback_add(pan[i], "changed", pan_drag, &aux[i]);
 99         evas_object_smart_callback_add(sl[i], "changed", ch_drag, &aux[i]);
100         evas_object_show(sl[i]);
101     }
102 }