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Code Issues Wiki Activity

[267474] added window size option handling.

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This commit is contained in:
Anna Dushistova 2009-04-22 20:56:21 +00:00
parent 2759275911
commit e80b62240a
2 changed files with 24 additions and 9 deletions
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2
rse/plugins/org.eclipse.rse.services.telnet/META-INF/MANIFEST.MF
View file

@ -7,7 +7,7 @@ Bundle-Activator: org.eclipse.rse.internal.services.telnet.Activator
Bundle-Localization: plugin
Require-Bundle: org.eclipse.core.runtime,
org.eclipse.rse.services;bundle-version="[3.1.0,4.0.0)",
org.apache.commons.net;bundle-version="[1.4.1,3.0.0)"
org.apache.commons.net;bundle-version="[2.0.0,3.0.0)"
Export-Package: org.eclipse.rse.internal.services.telnet;x-friends:="org.eclipse.rse.connectorservice.telnet,org.eclipse.rse.subsystems.shells.telnet",
org.eclipse.rse.internal.services.telnet.terminal;x-friends:="org.eclipse.rse.subsystems.shells.telnet"
Bundle-ActivationPolicy: lazy

31
rse/plugins/org.eclipse.rse.services.telnet/src/org/eclipse/rse/internal/services/telnet/terminal/TelnetTerminalShell.java
View file

@ -11,6 +11,7 @@
* Martin Oberhuber (Wind River) - [227320] Fix endless loop in TelnetTerminalShell
* Anna Dushistova (MontaVista) - [240523] [rseterminals] Provide a generic adapter factory that adapts any ITerminalService to an IShellService
* Martin Oberhuber (Wind River) - [267402] [telnet] "launch shell" takes forever
* Anna Dushistova (MontaVista) - [267474] [rseterminal][telnet] Notify the remote when terminal window size changes
*******************************************************************************/
package org.eclipse.rse.internal.services.telnet.terminal;
@ -25,6 +26,8 @@ import java.io.Writer;
import org.apache.commons.net.io.ToNetASCIIInputStream;
import org.apache.commons.net.telnet.EchoOptionHandler;
import org.apache.commons.net.telnet.InvalidTelnetOptionException;
import org.apache.commons.net.telnet.WindowSizeOptionHandler;
import org.apache.commons.net.telnet.SuppressGAOptionHandler;
import org.apache.commons.net.telnet.TelnetClient;
import org.apache.commons.net.telnet.TelnetOption;
@ -39,7 +42,7 @@ import org.eclipse.rse.services.terminals.ITerminalService;
/**
* A remote shell connection supporting Streams for I/O.
*
*
* @since 2.0
*/
public class TelnetTerminalShell extends AbstractTerminalShell {
@ -57,9 +60,9 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
/**
* Construct a new Terminal connection.
*
*
* The SSH channel is immediately connected in the Constructor.
*
*
* @param sessionProvider
* SSH session provider
* @param ptyType
@ -96,13 +99,16 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
fTelnetClient = new TelnetClient();
} else {
fTelnetClient = new TelnetClient(ptyType);
fTelnetClient.addOptionHandler(new TerminalTypeOptionHandler(ptyType, true, true, true, true));
fTelnetClient.addOptionHandler(new TerminalTypeOptionHandler(
ptyType, true, true, true, true));
}
// request remote echo, but accept local if desired
fTelnetClient.addOptionHandler(new EchoOptionHandler(false, true,
true, true));
fTelnetClient.addOptionHandler(new SuppressGAOptionHandler(true,
true, true, true));
fTelnetClient.addOptionHandler(new WindowSizeOptionHandler(fWidth,
fHeight, true, true, true, true));
fTelnetClient = fSessionProvider.loginTelnetClient(fTelnetClient,
new NullProgressMonitor());
fOutputStream = fTelnetClient.getOutputStream();
@ -147,7 +153,7 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
/**
* Encode String with requested user encoding, in case it differs from
* Platform default encoding.
*
*
* @param s
* String to encode
* @param encoding
@ -171,7 +177,7 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
/*
* (non-Javadoc)
*
*
* @see ITerminalHostShell#getInputStream(Object)
*/
public InputStream getInputStream() {
@ -180,7 +186,7 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
/*
* (non-Javadoc)
*
*
* @see ITerminalHostShell#getOutputStream(Object)
*/
public OutputStream getOutputStream() {
@ -191,7 +197,7 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
* Write a command to the shell, honoring specified Encoding. Can only be
* done before an outputStream is obtained, since these commands would
* interfere with the outputStream.
*
*
* @param command
* Command String to send, or "#break" to send a Ctrl+C command.
*/
@ -270,6 +276,15 @@ public class TelnetTerminalShell extends AbstractTerminalShell {
&& (newWidth != fWidth || newHeight != fHeight)) {
// avoid excessive communications due to change size requests by
// caching previous size
synchronized (fTelnetClient) {
try {
fTelnetClient.deleteOptionHandler(TelnetOption.WINDOW_SIZE);
fTelnetClient.addOptionHandler(new WindowSizeOptionHandler(
newWidth, newHeight, true, true, true, true));
} catch (InvalidTelnetOptionException e) {
e.printStackTrace();
}
}
fWidth = newWidth;
fHeight = newHeight;
}