---
name: "tlp_ObservableGraph"
section: "3tulip"
platform: "linux"
package: "tulip-doc"
version: "3.1.2-2.3"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/tlp_ObservableGraph"
---

# tlp\_ObservableGraph(3tulip)

Observable object for graph.

## NAME

tlp::ObservableGraph -

**Observable** object for graph.

## SYNOPSIS

`#include <ObservableGraph.h>`

Inherited by **tlp::Graph**.

### Public Member Functions

virtual **~ObservableGraph** ()\
 void **addGraphObserver** (**GraphObserver** \*) const \
 unsigned int **countGraphObservers** ()\
 void **removeGraphObserver** (**GraphObserver** \*) const \
 void **removeGraphObservers** ()\

### Protected Member Functions

void **notifyAddNode** (**Graph** \*, const **node** n)\
 void **notifyAddEdge** (**Graph** \*, const **edge** e)\
 void **notifyDelNode** (**Graph** \*, const **node** n)\
 void **notifyDelEdge** (**Graph** \*, const **edge** e)\
 void **notifyReverseEdge** (**Graph** \*, const **edge** e)\
 void **notifyAddSubGraph** (**Graph** \*, **Graph** \*)\
 void **notifyDelSubGraph** (**Graph** \*, **Graph** \*)\
 void **notifyAddLocalProperty** (**Graph** \*, const std::string &)\
 void **notifyDelLocalProperty** (**Graph** \*, const std::string &)\
 void **notifyDestroy** (**Graph** \*)\

### Protected Attributes

stdext::slist\< **GraphObserver** \* \> **observers**\

## Detailed Description

**Observable** object for graph.

## Constructor & Destructor Documentation

### virtual tlp::ObservableGraph::~ObservableGraph ()` [inline, virtual]`

## Member Function Documentation

### void tlp::ObservableGraph::addGraphObserver (GraphObserver \* obs) const` [inline]` Register a new observer

### unsigned int tlp::ObservableGraph::countGraphObservers ()` [inline]` Returns the number of observers

### void tlp::ObservableGraph::notifyAddEdge (Graph \*, const edge e)` [protected]`

### void tlp::ObservableGraph::notifyAddLocalProperty (Graph \*, const std::string &)` [protected]`

### void tlp::ObservableGraph::notifyAddNode (Graph \*, const node n)` [protected]`

### void tlp::ObservableGraph::notifyAddSubGraph (Graph \*, Graph \*)` [protected]`

### void tlp::ObservableGraph::notifyDelEdge (Graph \*, const edge e)` [protected]`

### void tlp::ObservableGraph::notifyDelLocalProperty (Graph \*, const std::string &)` [protected]`

### void tlp::ObservableGraph::notifyDelNode (Graph \*, const node n)` [protected]`

### void tlp::ObservableGraph::notifyDelSubGraph (Graph \*, Graph \*)` [protected]`

### void tlp::ObservableGraph::notifyDestroy (Graph \*)` [protected]`

### void tlp::ObservableGraph::notifyReverseEdge (Graph \*, const edge e)` [protected]`

### void tlp::ObservableGraph::removeGraphObserver (GraphObserver \* item) const` [inline]` Remove an observer

### void tlp::ObservableGraph::removeGraphObservers ()` [inline]` Remove all observers

## Member Data Documentation

### stdext::slist\<GraphObserver\*\> tlp::ObservableGraph::observers` [mutable, protected]`

## Author

Generated automatically by Doxygen for Tulip Graph Library from the source code.