--- evolution-2.7.90/widgets/text/e-text.c.deleting-preedit-buffer	2006-07-26 10:16:02.000000000 -0400

+++ evolution-2.7.90/widgets/text/e-text.c	2006-07-26 10:25:29.000000000 -0400

@@ -284,7 +284,7 @@

 	PangoAttrList *preedit_attrs = NULL;

 	gchar *preedit_string = NULL;

 	GString *tmp_string = g_string_new (NULL);

-	gint length = 0, cpos = 0, preedit_length = 0;

+        gint length = 0, cpos = 0;

 	gboolean new_attrs = FALSE;

 	if (text->layout == NULL || !GTK_IS_IM_CONTEXT (text->im_context))

@@ -295,19 +295,15 @@

 	g_string_prepend_len (tmp_string, text->text,length); 

-	if (text->preedit_len)

-		gtk_im_context_get_preedit_string (text->im_context,

-					   &preedit_string, &preedit_attrs,

-					   NULL);

+        /* we came into this function only when text->preedit_len was not 0

+           so we can saftely fetch the preedit string */

+        gtk_im_context_get_preedit_string (text->im_context, &preedit_string, &preedit_attrs, NULL);

 	if (preedit_string && g_utf8_validate (preedit_string, -1, NULL))

-		text->preedit_len = preedit_length = strlen (preedit_string);

-	else

-		text->preedit_len  = preedit_length = 0;

-

-	cpos = g_utf8_offset_to_pointer (text->text, text->selection_start) - text->text;	

+        {

+                text->preedit_len = strlen (preedit_string);

+                cpos = g_utf8_offset_to_pointer (text->text, text->selection_start) - text->text;

-	if (preedit_length) {

 		g_string_insert (tmp_string, cpos, preedit_string);

 		reset_layout_attrs (text);

@@ -320,15 +316,17 @@

 		pango_layout_set_text (text->layout, tmp_string->str, tmp_string->len);

-		pango_attr_list_splice (attrs, preedit_attrs, cpos, preedit_length);

+                pango_attr_list_splice (attrs, preedit_attrs, cpos, text->preedit_len);

 		if (new_attrs) {

 			pango_layout_set_attributes (text->layout, attrs);

 			pango_attr_list_unref (attrs);

-		}

+                }

 		update_im_cursor_position (text);

 	}

+        else

+                text->preedit_len = 0;

 	if (preedit_string)

 		g_free (preedit_string);

@@ -385,9 +383,12 @@

 			pango_attr_list_insert_before (attrs, attr);

 		}

 	}

+

 	pango_layout_set_attributes (text->layout, attrs);

+	

 	if (attrs)

 		pango_attr_list_unref (attrs);

+	

 	calc_height (text);

 }

@@ -1510,9 +1511,14 @@

 		}

 	}

-

-	if (text->im_context_signals_registered)

-		insert_preedit_text (text);

+        /* Insert preedit text only when im_context signals are connected & text->preedit_len is not zero */

+        if (text->im_context_signals_registered && text->preedit_len)

+                insert_preedit_text (text);

+

+        /* Need to reset the layout to cleanly clear the preedit buffer

+         * when typing in CJK & using backspace on the preedit */

+        if(!text->preedit_len)

+                reset_layout (text);

 	if (!pango_layout_get_text (text->layout))

 		return;

@@ -2220,11 +2226,12 @@

 				 */

 				if (save_text && save_text->im_context) {

+                                        gtk_im_context_focus_out(save_text->im_context);

 					g_signal_handlers_disconnect_matched (save_text->im_context,

 									      G_SIGNAL_MATCH_DATA,

                                                                              0, 0, NULL,

                                                                              NULL, save_text);

-					save_text->im_context_signals_registered = FALSE;

+                                        save_text->im_context_signals_registered = FALSE;

 					reset_layout (save_text);

                                 }

@@ -2240,6 +2247,7 @@

 								  G_CALLBACK (e_text_delete_surrounding_cb), text);

 						text->im_context_signals_registered = TRUE;

 					}

+                                        gtk_im_context_focus_in(text->im_context);

 				}

 				start_editing (text);

 				text->show_cursor = FALSE; /* so we'll redraw and the cursor will be shown */