[recipes/find-current-step] wip: write a quick function to find and parse the current step

[Matthias Clasen <matthiasc src gnome org>]

commit dcb114e0f6080dcb0e29b9180e94162a0cd620bc
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Mar 19 23:00:25 2017 +0000

    wip: write a quick function to find and parse the current step

 src/gr-edit-page.c |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/src/gr-edit-page.c b/src/gr-edit-page.c
index f2d2d34..d657da7 100644
--- a/src/gr-edit-page.c
+++ b/src/gr-edit-page.c
@@ -1214,8 +1214,37 @@ time_spin_activate (GtkEntry *entry, GrEditPage *self)
 }
 
 static void
+find_current_step (GrEditPage *self)
+{
+        GtkTextBuffer *buffer;
+        GtkTextIter iter;
+        GtkTextIter step_start;
+        GtkTextIter step_end;
+        GtkTextIter start;
+        GtkTextIter end;
+        g_autofree char *step;
+        g_autoptr(GPtrArray) steps = NULL;
+        GrRecipeStep *s;
+
+        buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->instructions_field));
+        gtk_text_buffer_get_bounds (buffer, &start, &end);
+        gtk_text_buffer_get_selection_bounds (buffer, &iter, NULL);
+        if (!gtk_text_iter_backward_search (&iter, "\n\n", 0, NULL, &step_start, NULL))
+                step_start = start;
+        if (!gtk_text_iter_forward_search (&iter, "\n\n", 0, &step_end, NULL, NULL))
+                step_end = end;
+
+        step = gtk_text_buffer_get_text (buffer, &step_start, &step_end, FALSE);
+
+        steps = gr_recipe_parse_instructions (step, FALSE);
+        s = g_ptr_array_index (steps, 0);
+        g_print ("image %d timer %lu nick %s\n", s->image, s->timer, s->title);
+}
+
+static void
 add_timer (GtkButton *button, GrEditPage *page)
 {
+        find_current_step (page);
         gtk_popover_popup (GTK_POPOVER (page->timer_popover));
 }