git-svn-id: svn://db.shs.com.ru/pip@6 12ceb7fc-bf1f-11e4-8940-5bc7170c53b5

doc/examples/picollection.cpp

@@ -0,0 +1,48 @@
+#include "pip.h"
+//! [main]
+class ElementA: public PIObject {
+	PIOBJECT(ElementA)
+	// ...
+};
+ADD_NEW_TO_COLLECTION(ab_group, ElementA)
+
+class ElementB: public PIObject {
+	PIOBJECT(ElementB)
+	// ...
+};
+ADD_NEW_TO_COLLECTION(ab_group, ElementB)
+
+class ElementC: public PIObject {
+	PIOBJECT(ElementC)
+	// ...
+};
+ADD_NEW_TO_COLLECTION(c_group, ElementC)
+
+class ElementD: public PIObject {
+	PIOBJECT(ElementD)
+	// ...
+};
+
+int main() {
+	ElementD * el_d = new ElementD();
+	ADD_TO_COLLECTION(ab_group, el_d)
+	
+	PIStringList gl = PICollection::groups();
+	piCout << gl; // {"ab_group", "c_group"}
+	piForeachC (PIString g, gl) {
+		PIVector<const PIObject * > go = PICollection::groupElements(g);
+		piCout << "group" << g << ":";
+		piForeachC (PIObject * o, go)
+			piCout << Tab << o->className();
+	}
+	
+	/*
+	group ab_group :
+		ElementA
+		ElementB
+		ElementD
+	group c_group :
+		ElementC
+	*/
+};
+//! [main]