diff --git a/src/x49gpng/ui.c b/src/x49gpng/ui.c
index 6a9162f..545329a 100644
--- a/src/x49gpng/ui.c
+++ b/src/x49gpng/ui.c
@@ -1535,19 +1535,19 @@ static gboolean react_to_window_click( GtkWidget* widget, GdkEventButton* event,
         return false;
 
     switch ( event->button ) {
-    case 1: // left click
-        gdk_window_begin_move_drag( gtk_widget_get_window( widget ), event->button, event->x_root, event->y_root, event->time );
-        break;
-    case 2: // middle click
-        GtkClipboard* clip = gtk_clipboard_get( GDK_SELECTION_CLIPBOARD );
-        gchar* text = gtk_clipboard_wait_for_text( clip );
-        fprintf( stderr, "clipboard: %s\n", text );
-        break;
-    case 3: // right click
-        gtk_menu_popup_at_widget( GTK_MENU( ui->menu ), ui->lcd_canvas, GDK_GRAVITY_NORTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL );
-        return true;
-    default:
-        break;
+        case 1: // left click
+            gdk_window_begin_move_drag( gtk_widget_get_window( widget ), event->button, event->x_root, event->y_root, event->time );
+            break;
+        case 2: // middle click
+            GtkClipboard* clip = gtk_clipboard_get( GDK_SELECTION_CLIPBOARD );
+            gchar* text = gtk_clipboard_wait_for_text( clip );
+            fprintf( stderr, "clipboard: %s\n", text );
+            break;
+        case 3: // right click
+            gtk_menu_popup_at_widget( GTK_MENU( ui->menu ), ui->lcd_canvas, GDK_GRAVITY_NORTH_WEST, GDK_GRAVITY_NORTH_WEST, NULL );
+            return true;
+        default:
+            break;
     }
 
     return false;
@@ -1675,22 +1675,22 @@ static int ui_load( x49gp_module_t* module, GKeyFile* keyfile )
 
     // create all colors
     {
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_0 ], 0xab, 0xd2, 0xb4 );    /* #abd2b4 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_1 ], 0xa0, 0xc4, 0xa8 );    /* #a0c4a8 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_2 ], 0x94, 0xb6, 0x9c );    /* #94b69c */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_3 ], 0x89, 0xa8, 0x90 );    /* #89a890 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_4 ], 0x7d, 0x9a, 0x84 );    /* #7d9a84 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_5 ], 0x72, 0x8c, 0x78 );    /* #728c78 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_6 ], 0x67, 0x7e, 0x6c );    /* #677e6c */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_7 ], 0x5b, 0x70, 0x60 );    /* #5b7060 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_8 ], 0x50, 0x62, 0x54 );    /* #506254 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_9 ], 0x44, 0x54, 0x48 );    /* #445448 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_10 ], 0x39, 0x46, 0x3c );   /* #39463c */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_11 ], 0x2e, 0x38, 0x30 );   /* #2e3830 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_12 ], 0x22, 0x2a, 0x24 );   /* #222a24 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_13 ], 0x17, 0x1c, 0x18 );   /* #171c18 */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_14 ], 0x0b, 0x03, 0x0c );   /* #0b030c */
-        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_15 ], 0x00, 0x00, 0x00 );   /* #000000 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_0 ], 0xab, 0xd2, 0xb4 );  /* #abd2b4 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_1 ], 0xa0, 0xc4, 0xa8 );  /* #a0c4a8 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_2 ], 0x94, 0xb6, 0x9c );  /* #94b69c */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_3 ], 0x89, 0xa8, 0x90 );  /* #89a890 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_4 ], 0x7d, 0x9a, 0x84 );  /* #7d9a84 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_5 ], 0x72, 0x8c, 0x78 );  /* #728c78 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_6 ], 0x67, 0x7e, 0x6c );  /* #677e6c */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_7 ], 0x5b, 0x70, 0x60 );  /* #5b7060 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_8 ], 0x50, 0x62, 0x54 );  /* #506254 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_9 ], 0x44, 0x54, 0x48 );  /* #445448 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_10 ], 0x39, 0x46, 0x3c ); /* #39463c */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_11 ], 0x2e, 0x38, 0x30 ); /* #2e3830 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_12 ], 0x22, 0x2a, 0x24 ); /* #222a24 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_13 ], 0x17, 0x1c, 0x18 ); /* #171c18 */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_14 ], 0x0b, 0x03, 0x0c ); /* #0b030c */
+        _ui_load__init_color( &ui->colors[ UI_COLOR_GRAYSCALE_15 ], 0x00, 0x00, 0x00 ); /* #000000 */
     }
 
     /* set calculator type and name */