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authorAndrei Karas <akaras@inbox.ru>2014-04-27 14:50:47 +0300
committerAndrei Karas <akaras@inbox.ru>2014-04-27 14:50:47 +0300
commit744b6e62e1252ca50445b21f671ad8d81dd28ea1 (patch)
tree79adc9663a740ed471e33c97932ce6b28de11377 /src/listeners
parent2ee2f8b060e4fe88feeeba5508189c916e55a70d (diff)
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Add AttributeListener.
Diffstat (limited to 'src/listeners')
-rw-r--r--src/listeners/attributelistener.cpp61
-rw-r--r--src/listeners/attributelistener.h51
-rw-r--r--src/listeners/baselistener.hpp36
3 files changed, 148 insertions, 0 deletions
diff --git a/src/listeners/attributelistener.cpp b/src/listeners/attributelistener.cpp
new file mode 100644
index 000000000..b547cb219
--- /dev/null
+++ b/src/listeners/attributelistener.cpp
@@ -0,0 +1,61 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2014 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "listeners/attributelistener.h"
+
+#include "listeners/baselistener.hpp"
+
+#include "debug.h"
+
+std::vector<AttributeListener*> AttributeListener::mListeners;
+
+AttributeListener::AttributeListener()
+{
+ addListener(this);
+}
+
+AttributeListener::~AttributeListener()
+{
+ removeListener(this);
+}
+
+void AttributeListener::addListener(AttributeListener *const listener)
+{
+ mListeners.push_back(listener);
+}
+
+void AttributeListener::removeListener(AttributeListener *const listener)
+{
+ listenerRemoveListener;
+}
+
+void AttributeListener::distributeEvent(const int id,
+ const int oldVal,
+ const int newVal)
+{
+ FOR_EACH (std::vector<AttributeListener*>::iterator,
+ it, mListeners)
+ {
+ AttributeListener *const listener = *it;
+ if (listener)
+ listener->attributeChanged(id, oldVal, newVal);
+ }
+}
+
diff --git a/src/listeners/attributelistener.h b/src/listeners/attributelistener.h
new file mode 100644
index 000000000..83605ffe9
--- /dev/null
+++ b/src/listeners/attributelistener.h
@@ -0,0 +1,51 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2014 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LISTENERS_ATTRIBUTELISTENER_H
+#define LISTENERS_ATTRIBUTELISTENER_H
+
+#include <vector>
+
+#include "localconsts.h"
+
+class AttributeListener
+{
+ public:
+ AttributeListener();
+
+ virtual ~AttributeListener();
+
+ virtual void attributeChanged(const int id,
+ const int oldVal,
+ const int newVal) = 0;
+
+ static void addListener(AttributeListener *const listener);
+
+ static void removeListener(AttributeListener *const listener);
+
+ static void distributeEvent(const int id,
+ const int oldVal,
+ const int newVal);
+
+ private:
+ static std::vector<AttributeListener*> mListeners;
+};
+
+#endif // LISTENERS_ATTRIBUTELISTENER_H
diff --git a/src/listeners/baselistener.hpp b/src/listeners/baselistener.hpp
new file mode 100644
index 000000000..ae3c7112e
--- /dev/null
+++ b/src/listeners/baselistener.hpp
@@ -0,0 +1,36 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2014 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef LISTENERS_BASELISTENER_HPP
+#define LISTENERS_BASELISTENER_HPP
+
+#define listenerRemoveListener \
+ { \
+ std::vector<AttributeListener*>::iterator it = mListeners.begin(); \
+ while (it != mListeners.end()) \
+ { \
+ if (*it == listener) \
+ it = mListeners.erase(it); \
+ else \
+ ++ it; \
+ } \
+ }
+
+#endif // LISTENERS_BASELISTENER_HPP