[gnome-builder/wip/libide] libide: add IdeSourceView::set-search-text gsignalaction

[Christian Hergert <chergert src gnome org>]

commit 9df8c6165cc797fbed949dbaad870ffdb6564b05
Author: Christian Hergert <christian hergert me>
Date:   Thu Mar 12 15:06:02 2015 -0700

    libide: add IdeSourceView::set-search-text gsignalaction
    
    This signalaction can be used to set the search text to either a
    predefined string or by extracting the current selection from the
    source buffer.

 libide/ide-source-view.c |   43 +++++++++++++++++++++++++++++++++++++++++++
 libide/ide-source-view.h |    3 +++
 2 files changed, 46 insertions(+), 0 deletions(-)
---
diff --git a/libide/ide-source-view.c b/libide/ide-source-view.c
index 0e9cf20..be84986 100644
--- a/libide/ide-source-view.c
+++ b/libide/ide-source-view.c
@@ -186,6 +186,7 @@ enum {
   SELECTION_THEATRIC,
   SET_MODE,
   SET_OVERWRITE,
+  SET_SEARCH_TEXT,
   SORT,
   SWAP_SELECTION_BOUNDS,
   LAST_SIGNAL
@@ -2860,6 +2861,35 @@ ide_source_view_real_push_snippet (IdeSourceView           *self,
 }
 
 static void
+ide_source_view_real_set_search_text (IdeSourceView *self,
+                                      const gchar   *search_text,
+                                      gboolean       from_selection)
+{
+  IdeSourceViewPrivate *priv = ide_source_view_get_instance_private (self);
+  g_autofree gchar *str = NULL;
+  GtkSourceSearchSettings *settings;
+  GtkTextBuffer *buffer;
+  GtkTextIter begin;
+  GtkTextIter end;
+
+  g_return_if_fail (IDE_IS_SOURCE_VIEW (self));
+
+  if (!priv->search_context)
+    return;
+
+  if (from_selection)
+    {
+      buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self));
+      gtk_text_buffer_get_selection_bounds (buffer, &begin, &end);
+      str = gtk_text_iter_get_slice (&begin, &end);
+      search_text = str;
+    }
+
+  settings = gtk_source_search_context_get_settings (priv->search_context);
+  gtk_source_search_settings_set_search_text (settings, search_text);
+}
+
+static void
 ide_source_view_constructed (GObject *object)
 {
   IdeSourceView *self = (IdeSourceView *)object;
@@ -3579,6 +3609,7 @@ ide_source_view_class_init (IdeSourceViewClass *klass)
   klass->selection_theatric = ide_source_view_real_selection_theatric;
   klass->set_mode = ide_source_view_real_set_mode;
   klass->set_overwrite = ide_source_view_real_set_overwrite;
+  klass->set_search_text = ide_source_view_real_set_search_text;
   klass->sort = ide_source_view_real_sort;
   klass->swap_selection_bounds = ide_source_view_real_swap_selection_bounds;
 
@@ -4054,6 +4085,18 @@ ide_source_view_class_init (IdeSourceViewClass *klass)
                   1,
                   G_TYPE_BOOLEAN);
 
+  gSignals [SET_SEARCH_TEXT] =
+    g_signal_new ("set-search-text",
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                  G_STRUCT_OFFSET (IdeSourceViewClass, set_search_text),
+                  NULL, NULL,
+                  g_cclosure_marshal_generic,
+                  G_TYPE_NONE,
+                  2,
+                  G_TYPE_STRING,
+                  G_TYPE_BOOLEAN);
+
   /**
    * IdeSourceView::sort:
    * @self: an #IdeSourceView.
diff --git a/libide/ide-source-view.h b/libide/ide-source-view.h
index cfd860f..afd1390 100644
--- a/libide/ide-source-view.h
+++ b/libide/ide-source-view.h
@@ -255,6 +255,9 @@ struct _IdeSourceViewClass
                                        IdeSourceViewModeType    type);
   void (*set_overwrite)               (IdeSourceView           *self,
                                        gboolean                 overwrite);
+  void (*set_search_text)             (IdeSourceView           *self,
+                                       const gchar             *search_text,
+                                       gboolean                 from_selection);
   void (*sort)                        (IdeSourceView           *self,
                                        gboolean                 ignore_case,
                                        gboolean                 reverse);