eric: src/eric7/Documentation/Source/eric7.Cooperation.Connection.html@b51dfacef37f

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<h1>eric7.Cooperation.Connection</h1>

<p>
Module implementing a class representing a peer connection.
</p>
<h3>Global Attributes</h3>

<table>
<tr><td>MaxBufferSize</td></tr><tr><td>PingInterval</td></tr><tr><td>PongTimeout</td></tr><tr><td>SeparatorToken</td></tr><tr><td>SeparatorToken_b</td></tr><tr><td>TransferTimeout</td></tr>
</table>
<h3>Classes</h3>

<table>

<tr>
<td><a href="#Connection">Connection</a></td>
<td>Class representing a peer connection.</td>
</tr>
</table>
<h3>Functions</h3>

<table>
<tr><td>None</td></tr>
</table>
<hr />
<hr />
<a NAME="Connection" ID="Connection"></a>
<h2>Connection</h2>

<p>
    Class representing a peer connection.
</p>
<h3>Signals</h3>
<dl>

<dt>editorCommand(hash, fn, message)</dt>
<dd>
emitted after an editor command
        has arrived (string, string, string)
</dd>
<dt>getParticipants()</dt>
<dd>
emitted after a get participants message has
        arrived
</dd>
<dt>newMessage(user, message)</dt>
<dd>
emitted after a new message has
        arrived (string, string)
</dd>
<dt>participants(participants)</dt>
<dd>
emitted after the list of participants
        has arrived (list of strings of "host:port")
</dd>
<dt>readyForUse()</dt>
<dd>
emitted when the connection is ready for use
</dd>
<dt>rejected(message)</dt>
<dd>
emitted after a connection has been rejected
        (string)
</dd>
</dl>
<h3>Derived from</h3>
QTcpSocket
<h3>Class Attributes</h3>

<table>
<tr><td>Editor</td></tr><tr><td>GetParticipants</td></tr><tr><td>Greeting</td></tr><tr><td>Participants</td></tr><tr><td>Ping</td></tr><tr><td>PlainText</td></tr><tr><td>Pong</td></tr><tr><td>ProtocolEditor</td></tr><tr><td>ProtocolGetParticipants</td></tr><tr><td>ProtocolGreeting</td></tr><tr><td>ProtocolMessage</td></tr><tr><td>ProtocolParticipants</td></tr><tr><td>ProtocolPing</td></tr><tr><td>ProtocolPong</td></tr><tr><td>ReadingGreeting</td></tr><tr><td>ReadyForUse</td></tr><tr><td>Undefined</td></tr><tr><td>WaitingForGreeting</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#Connection.__init__">Connection</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#Connection.__dataLengthForCurrentDataType">__dataLengthForCurrentDataType</a></td>
<td>Private method to get the data length for the current data type.</td>
</tr>
<tr>
<td><a href="#Connection.__disconnected">__disconnected</a></td>
<td>Private slot to handle the connection being dropped.</td>
</tr>
<tr>
<td><a href="#Connection.__hasEnoughData">__hasEnoughData</a></td>
<td>Private method to check, if enough data is available.</td>
</tr>
<tr>
<td><a href="#Connection.__processData">__processData</a></td>
<td>Private method to process the received data.</td>
</tr>
<tr>
<td><a href="#Connection.__processReadyRead">__processReadyRead</a></td>
<td>Private slot to handle the readyRead signal.</td>
</tr>
<tr>
<td><a href="#Connection.__readDataIntoBuffer">__readDataIntoBuffer</a></td>
<td>Private method to read some data into the buffer.</td>
</tr>
<tr>
<td><a href="#Connection.__readProtocolHeader">__readProtocolHeader</a></td>
<td>Private method to read the protocol header.</td>
</tr>
<tr>
<td><a href="#Connection.__sendGreetingMessage">__sendGreetingMessage</a></td>
<td>Private slot to send a greeting message.</td>
</tr>
<tr>
<td><a href="#Connection.__sendPing">__sendPing</a></td>
<td>Private slot to send a ping message.</td>
</tr>
<tr>
<td><a href="#Connection.name">name</a></td>
<td>Public method to get the connection name.</td>
</tr>
<tr>
<td><a href="#Connection.sendEditorCommand">sendEditorCommand</a></td>
<td>Public method to send an editor command.</td>
</tr>
<tr>
<td><a href="#Connection.sendGetParticipants">sendGetParticipants</a></td>
<td>Public method to request a list of participants.</td>
</tr>
<tr>
<td><a href="#Connection.sendMessage">sendMessage</a></td>
<td>Public method to send a message.</td>
</tr>
<tr>
<td><a href="#Connection.sendParticipants">sendParticipants</a></td>
<td>Public method to send the list of participants.</td>
</tr>
<tr>
<td><a href="#Connection.serverPort">serverPort</a></td>
<td>Public method to get the server port.</td>
</tr>
<tr>
<td><a href="#Connection.setClient">setClient</a></td>
<td>Public method to set the reference to the cooperation client.</td>
</tr>
<tr>
<td><a href="#Connection.setGreetingMessage">setGreetingMessage</a></td>
<td>Public method to set the greeting message.</td>
</tr>
<tr>
<td><a href="#Connection.timerEvent">timerEvent</a></td>
<td>Protected method to handle timer events.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="Connection.__init__" ID="Connection.__init__"></a>
<h4>Connection (Constructor)</h4>
<b>Connection</b>(<i>parent=None</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>parent</i></dt>
<dd>
referenec to the parent object (QObject)
</dd>
</dl>
<a NAME="Connection.__dataLengthForCurrentDataType" ID="Connection.__dataLengthForCurrentDataType"></a>
<h4>Connection.__dataLengthForCurrentDataType</h4>
<b>__dataLengthForCurrentDataType</b>(<i></i>)

<p>
        Private method to get the data length for the current data type.
</p>
<dl>
<dt>Return:</dt>
<dd>
data length (integer)
</dd>
</dl>
<a NAME="Connection.__disconnected" ID="Connection.__disconnected"></a>
<h4>Connection.__disconnected</h4>
<b>__disconnected</b>(<i></i>)

<p>
        Private slot to handle the connection being dropped.
</p>
<a NAME="Connection.__hasEnoughData" ID="Connection.__hasEnoughData"></a>
<h4>Connection.__hasEnoughData</h4>
<b>__hasEnoughData</b>(<i></i>)

<p>
        Private method to check, if enough data is available.
</p>
<dl>
<dt>Return:</dt>
<dd>
flag indicating availability of enough data (boolean)
</dd>
</dl>
<a NAME="Connection.__processData" ID="Connection.__processData"></a>
<h4>Connection.__processData</h4>
<b>__processData</b>(<i></i>)

<p>
        Private method to process the received data.
</p>
<a NAME="Connection.__processReadyRead" ID="Connection.__processReadyRead"></a>
<h4>Connection.__processReadyRead</h4>
<b>__processReadyRead</b>(<i></i>)

<p>
        Private slot to handle the readyRead signal.
</p>
<a NAME="Connection.__readDataIntoBuffer" ID="Connection.__readDataIntoBuffer"></a>
<h4>Connection.__readDataIntoBuffer</h4>
<b>__readDataIntoBuffer</b>(<i>maxSize=MaxBufferSize</i>)

<p>
        Private method to read some data into the buffer.
</p>
<dl>

<dt><i>maxSize</i></dt>
<dd>
maximum size of data to read (integer)
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
size of data read (integer)
</dd>
</dl>
<a NAME="Connection.__readProtocolHeader" ID="Connection.__readProtocolHeader"></a>
<h4>Connection.__readProtocolHeader</h4>
<b>__readProtocolHeader</b>(<i></i>)

<p>
        Private method to read the protocol header.
</p>
<dl>
<dt>Return:</dt>
<dd>
flag indicating a successful read (boolean)
</dd>
</dl>
<a NAME="Connection.__sendGreetingMessage" ID="Connection.__sendGreetingMessage"></a>
<h4>Connection.__sendGreetingMessage</h4>
<b>__sendGreetingMessage</b>(<i></i>)

<p>
        Private slot to send a greeting message.
</p>
<a NAME="Connection.__sendPing" ID="Connection.__sendPing"></a>
<h4>Connection.__sendPing</h4>
<b>__sendPing</b>(<i></i>)

<p>
        Private slot to send a ping message.
</p>
<a NAME="Connection.name" ID="Connection.name"></a>
<h4>Connection.name</h4>
<b>name</b>(<i></i>)

<p>
        Public method to get the connection name.
</p>
<dl>
<dt>Return:</dt>
<dd>
connection name (string)
</dd>
</dl>
<a NAME="Connection.sendEditorCommand" ID="Connection.sendEditorCommand"></a>
<h4>Connection.sendEditorCommand</h4>
<b>sendEditorCommand</b>(<i>projectHash, filename, message</i>)

<p>
        Public method to send an editor command.
</p>
<dl>

<dt><i>projectHash</i></dt>
<dd>
hash of the project (string)
</dd>
<dt><i>filename</i></dt>
<dd>
project relative universal file name of
            the sending editor (string)
</dd>
<dt><i>message</i></dt>
<dd>
editor command to be sent (string)
</dd>
</dl>
<a NAME="Connection.sendGetParticipants" ID="Connection.sendGetParticipants"></a>
<h4>Connection.sendGetParticipants</h4>
<b>sendGetParticipants</b>(<i></i>)

<p>
        Public method to request a list of participants.
</p>
<a NAME="Connection.sendMessage" ID="Connection.sendMessage"></a>
<h4>Connection.sendMessage</h4>
<b>sendMessage</b>(<i>message</i>)

<p>
        Public method to send a message.
</p>
<dl>

<dt><i>message</i></dt>
<dd>
message to be sent (string)
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating a successful send (boolean)
</dd>
</dl>
<a NAME="Connection.sendParticipants" ID="Connection.sendParticipants"></a>
<h4>Connection.sendParticipants</h4>
<b>sendParticipants</b>(<i>participants</i>)

<p>
        Public method to send the list of participants.
</p>
<dl>

<dt><i>participants</i></dt>
<dd>
list of participants (list of strings of
            "host:port")
</dd>
</dl>
<a NAME="Connection.serverPort" ID="Connection.serverPort"></a>
<h4>Connection.serverPort</h4>
<b>serverPort</b>(<i></i>)

<p>
        Public method to get the server port.
</p>
<dl>
<dt>Return:</dt>
<dd>
server port (integer)
</dd>
</dl>
<a NAME="Connection.setClient" ID="Connection.setClient"></a>
<h4>Connection.setClient</h4>
<b>setClient</b>(<i>client</i>)

<p>
        Public method to set the reference to the cooperation client.
</p>
<dl>

<dt><i>client</i></dt>
<dd>
reference to the cooperation client (CooperationClient)
</dd>
</dl>
<a NAME="Connection.setGreetingMessage" ID="Connection.setGreetingMessage"></a>
<h4>Connection.setGreetingMessage</h4>
<b>setGreetingMessage</b>(<i>message, serverPort</i>)

<p>
        Public method to set the greeting message.
</p>
<dl>

<dt><i>message</i></dt>
<dd>
greeting message (string)
</dd>
<dt><i>serverPort</i></dt>
<dd>
port number to include in the message (integer)
</dd>
</dl>
<a NAME="Connection.timerEvent" ID="Connection.timerEvent"></a>
<h4>Connection.timerEvent</h4>
<b>timerEvent</b>(<i>evt</i>)

<p>
        Protected method to handle timer events.
</p>
<dl>

<dt><i>evt</i></dt>
<dd>
reference to the timer event (QTimerEvent)
</dd>
</dl>
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