Added actions for adding/removing keywords

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@254 0fc631ac-6414-0410-93d0-97cfa31319b6

src/data/action/keyword.cpp

@@ -0,0 +1,71 @@
+//+----------------------------------------------------------------------------+
+//| Description:  Magic Set Editor - Program to make Magic (tm) cards          |
+//| Copyright:    (C) 2001 - 2006 Twan van Laarhoven                           |
+//| License:      GNU General Public License 2 or later (see file COPYING)     |
+//+----------------------------------------------------------------------------+
+
+// ----------------------------------------------------------------------------- : Includes
+
+#include <data/action/keyword.hpp>
+#include <data/keyword.hpp>
+#include <data/set.hpp>
+#include <data/game.hpp>
+
+DECLARE_TYPEOF_COLLECTION(KeywordModeP);
+
+// ----------------------------------------------------------------------------- : Add Keyword
+
+AddKeywordAction::AddKeywordAction(Set& set)
+	: KeywordListAction(set), keyword(new Keyword())
+{
+	// find default mode
+	FOR_EACH(mode, set.game->keyword_modes) {
+		if (mode->is_default) {
+			keyword->mode = mode->name;
+			break;
+		}
+	}
+}
+
+AddKeywordAction::AddKeywordAction(Set& set, const KeywordP& keyword)
+	: KeywordListAction(set), keyword(keyword)
+{}
+
+String AddKeywordAction::getName(bool to_undo) const {
+	return _("Add keyword");
+}
+
+void AddKeywordAction::perform(bool to_undo) {
+	if (!to_undo) {
+		set.keywords.push_back(keyword);
+	} else {
+		assert(!set.keywords.empty());
+		set.keywords.pop_back();
+	}
+}
+
+// ----------------------------------------------------------------------------- : Remove Keyword
+
+RemoveKeywordAction::RemoveKeywordAction(Set& set, const KeywordP& keyword)
+	: KeywordListAction(set), keyword(keyword)
+	// find the keyword_id of the keyword we want to remove
+	, keyword_id(find(set.keywords.begin(), set.keywords.end(), keyword) - set.keywords.begin())
+{
+	if (keyword_id >= set.keywords.size()) {
+		throw InternalError(_("Keyword to remove not found in set"));
+	}
+}
+
+String RemoveKeywordAction::getName(bool to_undo) const {
+	return _("Remove keyword");
+}
+
+void RemoveKeywordAction::perform(bool to_undo) {
+	if (!to_undo) {
+		assert(keyword_id < set.keywords.size());
+		set.keywords.erase(set.keywords.begin() + keyword_id);
+	} else {
+		assert(keyword_id <= set.keywords.size());
+		set.keywords.insert(set.keywords.begin() + keyword_id, keyword);
+	}
+}