[gnome-builder] buffer: add deprecation level hack

[Christian Hergert <chergert src gnome org>]

commit e9876249e24217b41db23f8482990c7309fde900
Author: Christian Hergert <christian hergert me>
Date:   Sat May 16 21:02:10 2015 -0700

    buffer: add deprecation level hack
    
    We need to do proper plumbing on this, but hacks let us see if it's
    something that we want to do going forward.
    
    Deprecation warnings are now in orange, warnings continue to be in
    yellow.

 libide/ide-buffer.c |   21 ++++++++++++++++++---
 1 files changed, 18 insertions(+), 3 deletions(-)
---
diff --git a/libide/ide-buffer.c b/libide/ide-buffer.c
index 1870930..0bfb0ac 100644
--- a/libide/ide-buffer.c
+++ b/libide/ide-buffer.c
@@ -47,9 +47,10 @@
 #define DEFAULT_DIAGNOSE_CONSERVE_TIMEOUT_MSEC 5000
 #define RECLAIMATION_TIMEOUT_SECS              1
 
-#define TAG_ERROR   "diagnostician::error"
-#define TAG_WARNING "diagnostician::warning"
-#define TAG_NOTE    "diagnostician::note"
+#define TAG_ERROR      "diagnostician::error"
+#define TAG_WARNING    "diagnostician::warning"
+#define TAG_DEPRECATED "diagnostician::deprecated"
+#define TAG_NOTE       "diagnostician::note"
 
 #define TEXT_ITER_IS_SPACE(ptr) g_unichar_isspace(gtk_text_iter_get_char(ptr))
 
@@ -233,6 +234,7 @@ ide_buffer_clear_diagnostics (IdeBuffer *self)
 
   gtk_text_buffer_remove_tag_by_name (buffer, TAG_NOTE, &begin, &end);
   gtk_text_buffer_remove_tag_by_name (buffer, TAG_WARNING, &begin, &end);
+  gtk_text_buffer_remove_tag_by_name (buffer, TAG_DEPRECATED, &begin, &end);
   gtk_text_buffer_remove_tag_by_name (buffer, TAG_ERROR, &begin, &end);
 }
 
@@ -279,6 +281,7 @@ ide_buffer_update_diagnostic (IdeBuffer     *self,
   IdeBufferPrivate *priv = ide_buffer_get_instance_private (self);
   IdeDiagnosticSeverity severity;
   const gchar *tag_name = NULL;
+  const gchar *text;
   IdeSourceLocation *location;
   gsize num_ranges;
   gsize i;
@@ -287,6 +290,7 @@ ide_buffer_update_diagnostic (IdeBuffer     *self,
   g_assert (diagnostic);
 
   severity = ide_diagnostic_get_severity (diagnostic);
+  text = ide_diagnostic_get_text (diagnostic);
 
   switch (severity)
     {
@@ -296,6 +300,11 @@ ide_buffer_update_diagnostic (IdeBuffer     *self,
 
     case IDE_DIAGNOSTIC_WARNING:
       tag_name = TAG_WARNING;
+      /*
+       * TODO: We should add a flags bit to diagnostics for deprecation.
+       */
+      if (text && strstr (text, "deprecated"))
+        tag_name = TAG_DEPRECATED;
       break;
 
     case IDE_DIAGNOSTIC_ERROR:
@@ -789,10 +798,12 @@ ide_buffer_constructed (GObject *object)
   IdeBuffer *self = (IdeBuffer *)object;
   IdeBufferPrivate *priv = ide_buffer_get_instance_private (self);
   GdkRGBA warning_rgba;
+  GdkRGBA deprecated_rgba;
 
   G_OBJECT_CLASS (ide_buffer_parent_class)->constructed (object);
 
   gdk_rgba_parse (&warning_rgba, "#fcaf3e");
+  gdk_rgba_parse (&deprecated_rgba, "#f57900");
 
   gtk_text_buffer_create_tag (GTK_TEXT_BUFFER (self), TAG_ERROR,
                               "underline", PANGO_UNDERLINE_ERROR,
@@ -804,6 +815,10 @@ ide_buffer_constructed (GObject *object)
                               "underline", PANGO_UNDERLINE_ERROR,
                               "underline-rgba", &warning_rgba,
                               NULL);
+  gtk_text_buffer_create_tag (GTK_TEXT_BUFFER (self), TAG_DEPRECATED,
+                              "underline", PANGO_UNDERLINE_ERROR,
+                              "underline-rgba", &deprecated_rgba,
+                              NULL);
 
   priv->highlight_engine = ide_highlight_engine_new (self);