[anjuta/gnome-3-6] indentation-c-style: When removing opening bracket also remove the closing one.

[Johannes Schmid <jhs src gnome org>]

commit 0ce433bd70bd0c34a65ad905c431e0f7f7486064
Author: Carl-Anton Ingmarsson <ca ingmarsson gmail com>
Date:   Thu Oct 4 01:17:09 2012 +0200

    indentation-c-style: When removing opening bracket also remove the closing one.
    
    ...if the closing one is right next to the opening bracket.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=687216

 plugins/indentation-c-style/indentation.c |   40 +++++++++++++++++++++++++++++
 plugins/indentation-c-style/indentation.h |    9 ++++++
 plugins/indentation-c-style/plugin.c      |    7 +++++
 3 files changed, 56 insertions(+), 0 deletions(-)
---
diff --git a/plugins/indentation-c-style/indentation.c b/plugins/indentation-c-style/indentation.c
index 177bb97..0cade36 100644
--- a/plugins/indentation-c-style/indentation.c
+++ b/plugins/indentation-c-style/indentation.c
@@ -1353,6 +1353,46 @@ cpp_java_indentation_char_added (IAnjutaEditor *editor,
 	g_object_unref (iter);
 }
 
+static void
+erase_editor_blocked (IAnjutaEditor* editor,
+                      IAnjutaIterable* start,
+                      IAnjutaIterable* end,
+                      IndentCPlugin* plugin)
+{
+	g_signal_handlers_block_by_func (editor, cpp_java_indentation_changed, plugin);
+	ianjuta_editor_erase (editor, start, end, NULL);
+	g_signal_handlers_unblock_by_func (editor, cpp_java_indentation_changed, plugin);
+}
+
+void
+cpp_java_indentation_changed (IAnjutaEditor *editor,
+                              IAnjutaIterable *position,
+                              gboolean added,
+                              gint length,
+                              gint lines,
+                              const gchar *text,
+                              IndentCPlugin* plugin)
+{
+	/* If autoindent is enabled*/
+	if (plugin->smart_indentation)
+	{
+		if (g_settings_get_boolean (plugin->settings, PREF_BRACE_AUTOCOMPLETION))
+		{
+			if (!added && length == 1 && (*text == '[' || *text == '('))
+			{
+				IAnjutaIterable *next;
+				gchar *next_char;
+
+				next = ianjuta_iterable_clone (position, NULL);
+				ianjuta_iterable_next (next, NULL);
+				next_char = ianjuta_editor_get_text (editor, position, next, NULL);
+				if ((*text == '[' && *next_char == ']') || (*text == '(' && *next_char == ')'))
+					erase_editor_blocked (editor, position, next, plugin);
+			}
+		}
+	}
+}
+
 void
 cpp_auto_indentation (IAnjutaEditor *editor,
                       IndentCPlugin *lang_plugin,
diff --git a/plugins/indentation-c-style/indentation.h b/plugins/indentation-c-style/indentation.h
index 38970c1..c3333c2 100644
--- a/plugins/indentation-c-style/indentation.h
+++ b/plugins/indentation-c-style/indentation.h
@@ -27,6 +27,15 @@ cpp_java_indentation_char_added (IAnjutaEditor *editor,
                                  IndentCPlugin *plugin);
 
 void
+cpp_java_indentation_changed (IAnjutaEditor *editor,
+                              IAnjutaIterable *position,
+                              gboolean added,
+                              gint length,
+                              gint lines,
+                              const gchar *text,
+                              IndentCPlugin* plugin);
+
+void
 cpp_auto_indentation (IAnjutaEditor *editor,
                       IndentCPlugin *plugin,
                       IAnjutaIterable *start,
diff --git a/plugins/indentation-c-style/plugin.c b/plugins/indentation-c-style/plugin.c
index 59eed5b..08a4551 100644
--- a/plugins/indentation-c-style/plugin.c
+++ b/plugins/indentation-c-style/plugin.c
@@ -356,6 +356,10 @@ install_support (IndentCPlugin *lang_plugin)
                           "char-added",
                           G_CALLBACK (cpp_java_indentation_char_added),
                           lang_plugin);
+        g_signal_connect (lang_plugin->current_editor,
+                          "changed",
+                          G_CALLBACK (cpp_java_indentation_changed),
+                          lang_plugin);
     }
     else
     {
@@ -381,6 +385,9 @@ uninstall_support (IndentCPlugin *lang_plugin)
         g_signal_handlers_disconnect_by_func (lang_plugin->current_editor,
                                     G_CALLBACK (cpp_java_indentation_char_added),
                                     lang_plugin);
+		g_signal_handlers_disconnect_by_func (lang_plugin->current_editor,
+                                    G_CALLBACK (cpp_java_indentation_changed),
+                                    lang_plugin);
     }
     
     lang_plugin->support_installed = FALSE;