Fix the space bar to insert spaces in ibus-chewing

src/IBusChewingEngine.gob

Index: src/IBusChewingEngine.gob
diff --git a/src/IBusChewingEngine.gob b/src/IBusChewingEngine.gob
index 850b8bc90c01cdbc441f56064a417cb320323510..2248debd730af8366fd256ab1d54020baff241d9 100644
--- a/src/IBusChewingEngine.gob
+++ b/src/IBusChewingEngine.gob
@@ -108,6 +108,7 @@ enum ENGINE_STATUS{
     FOCUS_IN=			0x4,
     SHOW_CANDIDATE=		0x8,
     NEED_COMMIT=		0x10,
+    FORCE_COMMIT=		0x20,
 } Engine:Status;
 
 %h{
@@ -439,7 +440,7 @@ class IBus:Chewing:Engine from IBus:Engine{
 
     private void update_lookup_table(self){
 	if (!self->table){
-	    self->table=ibus_lookup_table_new(1,0,FALSE,TRUE);
+	    self->table=ibus_lookup_table_new(1,0,TRUE,TRUE);
 	    g_object_ref_sink(self->table);
 	}
 	ibus_lookup_table_clear(self->table);
@@ -520,7 +521,6 @@ class IBus:Chewing:Engine from IBus:Engine{
 	    case CHEWING_INPUT_STYLE_IN_APPLICATION:
 		if (chewing_aux_Length(self->context)>0){
 		    gchar *aux_string=chewing_aux_String(self->context);
-		    iText=ibus_text_new_from_string (aux_string);
 		    iText=g_object_ref_sink(ibus_text_new_from_string (aux_string));
 		    ibus_engine_update_auxiliary_text(IBUS_ENGINE(self),iText,TRUE);
 		    g_object_unref (iText);
@@ -555,6 +555,7 @@ class IBus:Chewing:Engine from IBus:Engine{
 	self_determine_input_mode(self);
 	gint chiSymbolCursor;
 	glong zhuyin_item_written;
+	self_commit(self);
 	gchar *preeditBuf=self_make_preedit_string(self, &zhuyin_item_written);
 	IBusText *iText=self_decorate_preedit(self, preeditBuf, &chiSymbolCursor, zhuyin_item_written);
 	if (g_object_is_floating(iText)){
@@ -577,7 +578,7 @@ class IBus:Chewing:Engine from IBus:Engine{
 	    free(phoneSeq);
 	}
 	self_update_lookup_table(self);
-	self_commit(self);
+	//self_commit(self);
 	gboolean ret=TRUE;
 
 	if (chewing_keystroke_CheckAbsorb(self->context)){
@@ -792,7 +793,7 @@ class IBus:Chewing:Engine from IBus:Engine{
     protected gboolean commit(self){
 	gint commit=chewing_commit_Check(self->context);
 	G_DEBUG_MSG(2,"[I2] commit() %s statusFlags=%x", (commit) ? "TRUE": "FALSE", self->_priv->statusFlags);
-	if (commit && (self->_priv->statusFlags & ENGINE_STATUS_NEED_COMMIT)){
+	if ((self->_priv->statusFlags & ENGINE_STATUS_NEED_COMMIT) && commit){
 	    IBusText *iText=NULL;
 
 	    gchar *commit_string=chewing_commit_String(self->context);
@@ -801,7 +802,19 @@ class IBus:Chewing:Engine from IBus:Engine{
 	    ibus_engine_commit_text(IBUS_ENGINE(self),iText);
 	    g_free(commit_string);
 	    g_object_unref(iText);
-	    ibus_chewing_engine_clear_status_flag(self, ENGINE_STATUS_NEED_COMMIT);
+	    if (!chewing_buffer_Check(self->context)){
+		/* Buffer is clean */
+		ibus_chewing_engine_clear_status_flag(self, ENGINE_STATUS_NEED_COMMIT | ENGINE_STATUS_FORCE_COMMIT );
+	    }else if (self->_priv->statusFlags & ENGINE_STATUS_FORCE_COMMIT){
+		/* Flush the buffer  */
+		chewing_handle_Enter(self->context);
+		commit_string=chewing_commit_String(self->context);
+		iText=g_object_ref_sink(ibus_text_new_from_string(commit_string));
+		ibus_engine_commit_text(IBUS_ENGINE(self),iText);
+		g_free(commit_string);
+		g_object_unref(iText);
+		ibus_chewing_engine_clear_status_flag(self, ENGINE_STATUS_FORCE_COMMIT );
+	    }
 	}
 	return commit;
     }
@@ -820,7 +833,7 @@ class IBus:Chewing:Engine from IBus:Engine{
 		}
 		chewing_handle_Enter(self->context);
 	    }
-	    ibus_chewing_engine_set_status_flag(self, ENGINE_STATUS_NEED_COMMIT);
+	    ibus_chewing_engine_set_status_flag(self, ENGINE_STATUS_NEED_COMMIT | ENGINE_STATUS_FORCE_COMMIT);
 	    self_update(self);
 	}
     }
@@ -832,6 +845,10 @@ class IBus:Chewing:Engine from IBus:Engine{
     reset(IBus:Engine *engine){
 	G_DEBUG_MSG(1,"[I1] reset");
 	Self *self=SELF(engine);
+	if (self->_priv->statusFlags & ENGINE_STATUS_NEED_COMMIT){
+	    /* Force commit non-empty preedit buffer */
+	    self_force_commit(self);
+	}
 	ibus_lookup_table_clear(self->table);
 	/* Save KBType type, becaue chewing_Reset() will reset it to default.
 	 */