Fix searchterm reverts

src/MainWindow.vala

@@ -1073,6 +1073,10 @@ namespace Scratch {
                 search_bar.search_entry.text = current_search_term;
                 search_bar.search_entry.grab_focus ();
                 search_bar.search_next ();
+            } else if (search_bar.search_entry.text != "") {
+                // Always search on what is showing in search entry
+                current_search_term = search_bar.search_entry.text;
+                search_bar.search_entry.grab_focus ();
             } else {
                 var current_doc = get_current_document ();
                 // This is also called when all documents are closed.

src/Widgets/SearchBar.vala

@@ -26,7 +26,6 @@ namespace Scratch.Widgets {
             MIXED,
             ALWAYS
         }
-
         public weak MainWindow window { get; construct; }
 
         private Gtk.Button tool_arrow_up;
@@ -235,8 +234,11 @@ namespace Scratch.Widgets {
                 return;
             } else if (this.text_buffer != null) {
                 this.text_buffer.changed.disconnect (on_text_buffer_changed);
+                this.text_view.selection_changed.disconnect (on_selection_changed);
             }
 
+            this.text_view = text_view;
+            this.text_view.selection_changed.connect (on_selection_changed);
             this.text_buffer = text_view.get_buffer ();
             this.text_buffer.changed.connect (on_text_buffer_changed);
             this.search_context = new Gtk.SourceSearchContext (text_buffer as Gtk.SourceBuffer, null);
@@ -250,6 +252,13 @@ namespace Scratch.Widgets {
             update_search_widgets ();
         }
 
+        private void on_selection_changed () {
+            var selected_text = text_view.get_selected_text ();
+            if (selected_text != search_entry.text) {
+                search_entry.text = "";
+            }
+        }
+
         private void on_replace_entry_activate () {
             if (text_buffer == null) {
                 warning ("No valid buffer to replace");

src/Widgets/SourceView.vala

@@ -35,13 +35,15 @@ namespace Scratch.Widgets {
         private uint size_allocate_timer = 0;
         private Gtk.TextIter last_select_start_iter;
         private Gtk.TextIter last_select_end_iter;
+        private string selected_text = "";
         private SourceGutterRenderer git_diff_gutter_renderer;
 
         private const uint THROTTLE_MS = 400;
         private double total_delta = 0;
         private const double SCROLL_THRESHOLD = 1.0;
 
         public signal void style_changed (Gtk.SourceStyleScheme style);
+        // "selection_changed" signal now only emitted when the selected text changes (position ignored).  Listened to by searchbar and highlight word selection plugin
         public signal void selection_changed (Gtk.TextIter start_iter, Gtk.TextIter end_iter);
         public signal void deselected ();
 
@@ -563,12 +565,12 @@ namespace Scratch.Widgets {
             buffer.get_selection_bounds (out start, out end);
 
             if (start.equal (last_select_start_iter) && end.equal (last_select_end_iter)) {
+                // warning ("selection unchanged");
                 return;
             }
 
             last_select_start_iter.assign (start);
             last_select_end_iter.assign (end);
-
             update_draw_spaces ();
 
             if (selection_changed_timer != 0) {
@@ -590,7 +592,11 @@ namespace Scratch.Widgets {
             Gtk.TextIter start, end;
             bool selected = buffer.get_selection_bounds (out start, out end);
             if (selected) {
-                selection_changed (start, end);
+                var prev_selected_text = selected_text;
+                selected_text = buffer.get_text (start, end, true);
+                if (selected_text != prev_selected_text) {
+                    selection_changed (start, end);
+                }
             } else {
                 deselected ();
             }