[moserial] Save and restore outgoing input string from profile.

[Michael J. Chudobiak <mjc src gnome org>]

commit f524e06ea636c81b91309a5e1d4496c35278f9dd
Author: Mictronics <github mictronics de>
Date:   Mon Apr 27 21:33:02 2020 +0200

    Save and restore outgoing input string from profile.

 data/ui/mainwindow.ui |  2 ++
 src/MainWindow.vala   | 11 +++++++----
 src/Profile.vala      | 12 ++++++++++++
 3 files changed, 21 insertions(+), 4 deletions(-)
---
diff --git a/data/ui/mainwindow.ui b/data/ui/mainwindow.ui
index e52fa2f..543f496 100644
--- a/data/ui/mainwindow.ui
+++ b/data/ui/mainwindow.ui
@@ -685,11 +685,13 @@
               <object class="GtkBox" id="hbox2">
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
+                <property name="spacing">3</property>
                 <child>
                   <object class="GtkEntry" id="entry">
                     <property name="visible">True</property>
                     <property name="can_focus">True</property>
                     <property name="has_focus">True</property>
+                    <property name="max_length">512</property>
                     <property name="invisible_char">●</property>
                     <property name="primary_icon_activatable">False</property>
                     <property name="secondary_icon_activatable">False</property>
diff --git a/src/MainWindow.vala b/src/MainWindow.vala
index 396f593..1bae248 100644
--- a/src/MainWindow.vala
+++ b/src/MainWindow.vala
@@ -284,6 +284,7 @@ public class moserial.MainWindow : Gtk.Window // Have to extend Gtk.Winow to get
         sendButton.clicked.connect (sendString);
         sendButton.set_tooltip_text (_("Send the outgoing data now."));
         entry = (Gtk.Entry)builder.get_object ("entry");
+        entry.set_text (profile.getInputString ());
         entry.activate.connect (sendString);
         entry.set_tooltip_text (_("Type outgoing data here. Press Enter or Send to send it."));
 
@@ -474,12 +475,14 @@ public class moserial.MainWindow : Gtk.Window // Have to extend Gtk.Winow to get
     }
 
     public void sendString (Widget w) {
-
-        if (!ensureConnected ())
-            return;
-
         string s;
         s = entry.get_text ();
+        profile.setInputString (s);
+        warning ("test");
+        if (!ensureConnected ()) {
+            return;
+        }
+
         serialConnection.echoReference = s;
 
         long len;
diff --git a/src/Profile.vala b/src/Profile.vala
index ade15c6..8cc5db7 100644
--- a/src/Profile.vala
+++ b/src/Profile.vala
@@ -112,6 +112,18 @@ public class Profile : GLib.Object {
         }
     }
 
+    public void setInputString (string s) {
+        keyFile.set_string ("window", "input_string", s);
+    }
+
+    public string getInputString () {
+        try {
+            return keyFile.get_string ("window", "input_string");
+        } catch (GLib.KeyFileError e) {
+            return "";
+        }
+    }
+
     public bool load (string ? filename, Gtk.Window window) {
         string f;
         bool default_profile = false;