use terminal settings for the experimental command widget * QTerminal.cc (construct): do not connect settings signal here * command-widget.cc: include gui-preferences-cs.h, gui-preferences-global.h, and gui-utils.h; (command_widget): initialize class variable for input color, move input widget to the bottom, line edit gets focus proxy; (accept_input_line): style input and output text, (notice_settings): new function for reading terminal font and colors from the settings file * command-widget.h: include gui-settings.h, new slot notice:settings, new class variable for the input color * terminal-dock-widget.cc (terminal_dock_widget): connect main windows settings signal with the related slot in QTerminal or command_widget

--- a/libgui/src/command-widget.h	Sun Apr 11 19:22:31 2021 +0200
+++ b/libgui/src/command-widget.h	Mon Apr 12 23:03:11 2021 +0200
@@ -29,6 +29,7 @@
 #include <QWidget>
 
 #include "octave-qobject.h"
+#include "gui-settings.h"
 
 class QLabel;
 class QLineEdit;
@@ -54,6 +55,10 @@
     void interpreter_event (const fcn_callback& fcn);
     void interpreter_event (const meth_callback& meth);
 
+  public slots:
+
+    void notice_settings (const gui_settings *settings);
+
   protected slots:
 
     void accept_input_line (void);
@@ -66,6 +71,7 @@
     QLabel *m_prompt;
     QLineEdit *m_line_edit;
     QTextBrowser *m_output_display;
+    QColor m_input_color;
   };
 }