[vte] widget: Deprecate vte_terminal_[sg]et_encoding()

[Christian Persch <chpe src gnome org>]

commit a17e714d01ea403450d1920347eb04cd3e6afa5b
Author: Christian Persch <chpe src gnome org>
Date:   Sun Jun 17 19:48:49 2018 +0200

    widget: Deprecate vte_terminal_[sg]et_encoding()
    
    https://gitlab.gnome.org/GNOME/vte/issues/3

 doc/reference/vte-sections.txt |  4 ++--
 src/vte/vtedeprecated.h        | 11 +++++++++++
 src/vte/vteterminal.h          |  8 --------
 src/vtegtk.cc                  | 43 +++++++++++++++++++++++++++---------------
 4 files changed, 41 insertions(+), 25 deletions(-)
---
diff --git a/doc/reference/vte-sections.txt b/doc/reference/vte-sections.txt
index e76ac3a8..a68aa753 100644
--- a/doc/reference/vte-sections.txt
+++ b/doc/reference/vte-sections.txt
@@ -78,8 +78,6 @@ vte_terminal_match_check_event
 vte_terminal_match_set_cursor_name
 vte_terminal_set_cjk_ambiguous_width
 vte_terminal_get_cjk_ambiguous_width
-vte_terminal_set_encoding
-vte_terminal_get_encoding
 vte_terminal_set_word_char_exceptions
 vte_terminal_get_word_char_exceptions
 vte_terminal_set_input_enabled
@@ -150,6 +148,8 @@ vte_terminal_spawn_sync
 vte_terminal_get_geometry_hints
 vte_terminal_set_geometry_hints_for_window
 vte_terminal_get_icon_title
+vte_terminal_set_encoding
+vte_terminal_get_encoding
 
 <SUBSECTION Private>
 VteCharAttributes
diff --git a/src/vte/vtedeprecated.h b/src/vte/vtedeprecated.h
index 8e8a2898..e1bcecab 100644
--- a/src/vte/vtedeprecated.h
+++ b/src/vte/vtedeprecated.h
@@ -115,6 +115,17 @@ _VTE_DEPRECATED
 _VTE_PUBLIC
 const char *vte_terminal_get_icon_title(VteTerminal *terminal) _VTE_GNUC_NONNULL(1);
 
+_VTE_DEPRECATED
+_VTE_PUBLIC
+gboolean vte_terminal_set_encoding(VteTerminal *terminal,
+                                   const char *codeset,
+                                   GError **error) _VTE_GNUC_NONNULL(1);
+
+_VTE_DEPRECATED
+_VTE_PUBLIC
+const char *vte_terminal_get_encoding(VteTerminal *terminal) _VTE_GNUC_NONNULL(1);
+
+
 G_END_DECLS
 
 #undef _VTE_DEPRECATED
diff --git a/src/vte/vteterminal.h b/src/vte/vteterminal.h
index 8c493bc1..4dc04373 100644
--- a/src/vte/vteterminal.h
+++ b/src/vte/vteterminal.h
@@ -431,14 +431,6 @@ _VTE_PUBLIC
 gboolean  vte_terminal_search_find_next       (VteTerminal *terminal) _VTE_GNUC_NONNULL(1);
 
 
-/* Set the character encoding.  Most of the time you won't need this. */
-_VTE_PUBLIC
-gboolean vte_terminal_set_encoding(VteTerminal *terminal,
-                                   const char *codeset,
-                                   GError **error) _VTE_GNUC_NONNULL(1);
-_VTE_PUBLIC
-const char *vte_terminal_get_encoding(VteTerminal *terminal) _VTE_GNUC_NONNULL(1);
-
 /* CJK compatibility setting */
 _VTE_PUBLIC
 void vte_terminal_set_cjk_ambiguous_width(VteTerminal *terminal,
diff --git a/src/vtegtk.cc b/src/vtegtk.cc
index 4d74b21a..9e541be1 100644
--- a/src/vtegtk.cc
+++ b/src/vtegtk.cc
@@ -870,9 +870,9 @@ vte_terminal_class_init(VteTerminalClass *klass)
          * VteTerminal::encoding-changed:
          * @vteterminal: the object which received the signal
          *
-         * Emitted whenever the terminal's current encoding has changed, either
-         * as a result of receiving a control sequence which toggled between the
-         * local and UTF-8 encodings, or at the parent application's request.
+         * Emitted whenever the terminal's current encoding has changed.
+         *
+         * Note: support for non-UTF-8 is deprecated.
          */
         signals[SIGNAL_ENCODING_CHANGED] =
                 g_signal_new(I_("encoding-changed"),
@@ -1369,9 +1369,10 @@ vte_terminal_class_init(VteTerminalClass *klass)
         /**
          * VteTerminal:cjk-ambiguous-width:
          *
-         * This setting controls whether ambiguous-width characters are narrow or wide
-         * when using the UTF-8 encoding (vte_terminal_set_encoding()). In all other encodings,
-         * the width of ambiguous-width characters is fixed.
+         * This setting controls whether ambiguous-width characters are narrow or wide.
+         * (Note that when using a non-UTF-8 encoding set via vte_terminal_set_encoding(),
+         * the width of ambiguous-width characters is fixed and determined by the encoding
+         * itself.)
          *
          * This setting only takes effect the next time the terminal is reset, either
          * via escape sequence or with vte_terminal_reset().
@@ -1435,6 +1436,9 @@ vte_terminal_class_init(VteTerminalClass *klass)
          * be encoded with.  For certain terminal types, applications executing in the
          * terminal can change the encoding.  The default is defined by the
          * application's locale settings.
+         *
+         * Deprecated: 0.54: Instead of using this, you should use a tool like
+         *   luit(1) when support for non-UTF-8 is required
          */
         pspecs[PROP_ENCODING] =
                 g_param_spec_string ("encoding", NULL, NULL,
@@ -1827,8 +1831,7 @@ vte_terminal_copy_primary(VteTerminal *terminal)
  * @terminal: a #VteTerminal
  *
  * Sends the contents of the #GDK_SELECTION_CLIPBOARD selection to the
- * terminal's child.  If necessary, the data is converted from UTF-8 to the
- * terminal's current encoding. It's called on paste menu item, or when
+ * terminal's child. It's called on paste menu item, or when
  * user presses Shift+Insert.
  */
 void
@@ -1844,8 +1847,7 @@ vte_terminal_paste_clipboard(VteTerminal *terminal)
  * @terminal: a #VteTerminal
  *
  * Sends the contents of the #GDK_SELECTION_PRIMARY selection to the terminal's
- * child.  If necessary, the data is converted from UTF-8 to the terminal's
- * current encoding.  The terminal will call also paste the
+ * child. The terminal will call also paste the
  * #GDK_SELECTION_PRIMARY selection when the user clicks with the the second
  * mouse button.
  */
@@ -3165,8 +3167,10 @@ vte_terminal_get_char_width(VteTerminal *terminal)
  * vte_terminal_get_cjk_ambiguous_width:
  * @terminal: a #VteTerminal
  *
- * Returns whether ambiguous-width characters are narrow or wide when using
- * the UTF-8 encoding (vte_terminal_set_encoding()).
+ *  Returns whether ambiguous-width characters are narrow or wide.
+ * (Note that when using a non-UTF-8 encoding set via vte_terminal_set_encoding(),
+ * the width of ambiguous-width characters is fixed and determined by the encoding
+ * itself.)
  *
  * Returns: 1 if ambiguous-width characters are narrow, or 2 if they are wide
  */
@@ -3182,9 +3186,10 @@ vte_terminal_get_cjk_ambiguous_width(VteTerminal *terminal)
  * @terminal: a #VteTerminal
  * @width: either 1 (narrow) or 2 (wide)
  *
- * This setting controls whether ambiguous-width characters are narrow or wide
- * when using the UTF-8 encoding (vte_terminal_set_encoding()). In all other encodings,
- * the width of ambiguous-width characters is fixed.
+ * This setting controls whether ambiguous-width characters are narrow or wide.
+ * (Note that when using a non-UTF-8 encoding set via vte_terminal_set_encoding(),
+ * the width of ambiguous-width characters is fixed and determined by the encoding
+ * itself.)
  */
 void
 vte_terminal_set_cjk_ambiguous_width(VteTerminal *terminal, int width)
@@ -3565,6 +3570,8 @@ vte_terminal_set_delete_binding(VteTerminal *terminal,
  * encoded.
  *
  * Returns: (transfer none): the current encoding for the terminal
+ *
+ * Deprecated: 0.54: Support for non-UTF-8 is deprecated.
  */
 const char *
 vte_terminal_get_encoding(VteTerminal *terminal)
@@ -3583,8 +3590,14 @@ vte_terminal_get_encoding(VteTerminal *terminal)
  * be encoded with.  For certain terminal types, applications executing in the
  * terminal can change the encoding. If @codeset is %NULL, it uses "UTF-8".
  *
+ * Note: Support for non-UTF-8 is deprecated and may get removed altogether.
+ * Instead of this function, you should use a wrapper like luit(1) when
+ * spawning the child process.
+ *
  * Returns: %TRUE if the encoding could be changed to the specified one,
  *  or %FALSE with @error set to %G_CONVERT_ERROR_NO_CONVERSION.
+ *
+ * Deprecated: 0.54: Support for non-UTF-8 is deprecated.
  */
 gboolean
 vte_terminal_set_encoding(VteTerminal *terminal,