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/*******************************************************************************
* Copyright (c) 2000, 2006 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.mi.internal.ui;
import java.util.Observable;
import org.eclipse.cdt.debug.mi.core.IGDBServerMILaunchConfigurationConstants;
import org.eclipse.cdt.debug.mi.internal.ui.dialogfields.ComboDialogField;
import org.eclipse.cdt.debug.mi.internal.ui.dialogfields.DialogField;
import org.eclipse.cdt.debug.mi.internal.ui.dialogfields.IDialogFieldListener;
import org.eclipse.cdt.debug.mi.internal.ui.dialogfields.LayoutUtil;
import org.eclipse.cdt.debug.mi.internal.ui.dialogfields.StringDialogField;
import org.eclipse.cdt.utils.ui.controls.ControlFactory;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
public class SerialPortSettingsBlock extends Observable {
private final static String DEFAULT_ASYNC_DEVICE = "/dev/ttyS0"; //$NON-NLS-1$
private final static String DEFAULT_ASYNC_DEVICE_SPEED = "115200"; //$NON-NLS-1$
private Shell fShell;
private StringDialogField fDeviceField;
private ComboDialogField fSpeedField;
private String fSpeedChoices[] = { "9600", "19200", "38400", "57600", "115200" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
private Control fControl;
private String fErrorMessage = null;
public SerialPortSettingsBlock() {
super();
fDeviceField = createDeviceField();
fSpeedField = createSpeedField();
}
public void createBlock( Composite parent ) {
fShell = parent.getShell();
Composite comp = ControlFactory.createCompositeEx( parent, 2, GridData.FILL_BOTH );
((GridLayout)comp.getLayout()).makeColumnsEqualWidth = false;
((GridLayout)comp.getLayout()).marginHeight = 0;
((GridLayout)comp.getLayout()).marginWidth = 0;
comp.setFont( parent.getFont() );
PixelConverter converter = new PixelConverter( comp );
fDeviceField.doFillIntoGrid( comp, 2 );
LayoutUtil.setWidthHint( fDeviceField.getTextControl( null ), converter.convertWidthInCharsToPixels( 20 ) );
fSpeedField.doFillIntoGrid( comp, 2 );
((GridData)fSpeedField.getComboControl( null ).getLayoutData()).horizontalAlignment = GridData.BEGINNING;
setControl( comp );
}
protected Shell getShell() {
return fShell;
}
public void dispose() {
deleteObservers();
}
public void initializeFrom( ILaunchConfiguration configuration ) {
initializeDevice( configuration );
initializeSpeed( configuration );
}
public void setDefaults( ILaunchConfigurationWorkingCopy configuration ) {
configuration.setAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV, DEFAULT_ASYNC_DEVICE );
configuration.setAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV_SPEED, DEFAULT_ASYNC_DEVICE_SPEED );
}
public void performApply( ILaunchConfigurationWorkingCopy configuration ) {
if ( fDeviceField != null )
configuration.setAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV, fDeviceField.getText().trim() );
if ( fSpeedField != null ) {
int index = fSpeedField.getSelectionIndex();
configuration.setAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV_SPEED, getSpeedItem( index ) );
}
}
private StringDialogField createDeviceField() {
StringDialogField field = new StringDialogField();
field.setLabelText( MIUIMessages.getString( "SerialPortSettingsBlock.0" ) ); //$NON-NLS-1$
field.setDialogFieldListener( new IDialogFieldListener() {
public void dialogFieldChanged( DialogField f ) {
deviceFieldChanged();
}
} );
return field;
}
private ComboDialogField createSpeedField() {
ComboDialogField field = new ComboDialogField( SWT.DROP_DOWN | SWT.READ_ONLY );
field.setLabelText( MIUIMessages.getString( "SerialPortSettingsBlock.1" ) ); //$NON-NLS-1$
field.setItems( fSpeedChoices );
field.setDialogFieldListener( new IDialogFieldListener() {
public void dialogFieldChanged( DialogField f ) {
speedFieldChanged();
}
} );
return field;
}
protected void deviceFieldChanged() {
updateErrorMessage();
setChanged();
notifyObservers();
}
protected void speedFieldChanged() {
updateErrorMessage();
setChanged();
notifyObservers();
}
private void initializeDevice( ILaunchConfiguration configuration ) {
if ( fDeviceField != null ) {
try {
fDeviceField.setText( configuration.getAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV, DEFAULT_ASYNC_DEVICE ) );
}
catch( CoreException e ) {
}
}
}
private void initializeSpeed( ILaunchConfiguration configuration ) {
if ( fSpeedField != null ) {
int index = 0;
try {
index = getSpeedItemIndex( configuration.getAttribute( IGDBServerMILaunchConfigurationConstants.ATTR_DEV_SPEED, DEFAULT_ASYNC_DEVICE_SPEED ) );
}
catch( CoreException e ) {
}
fSpeedField.selectItem( index );
}
}
private String getSpeedItem( int index ) {
return (index >= 0 && index < fSpeedChoices.length) ? fSpeedChoices[index] : null;
}
private int getSpeedItemIndex( String item ) {
for( int i = 0; i < fSpeedChoices.length; ++i )
if ( fSpeedChoices[i].equals( item ) )
return i;
return 0;
}
public Control getControl() {
return fControl;
}
protected void setControl( Control control ) {
fControl = control;
}
public boolean isValid( ILaunchConfiguration configuration ) {
updateErrorMessage();
return (getErrorMessage() == null);
}
private void updateErrorMessage() {
setErrorMessage( null );
if ( fDeviceField != null && fSpeedField != null ) {
if ( fDeviceField.getText().trim().length() == 0 )
setErrorMessage( MIUIMessages.getString( "SerialPortSettingsBlock.2" ) ); //$NON-NLS-1$
else if ( !deviceIsValid( fDeviceField.getText().trim() ) )
setErrorMessage( MIUIMessages.getString( "SerialPortSettingsBlock.3" ) ); //$NON-NLS-1$
else if ( fSpeedField.getSelectionIndex() < 0 )
setErrorMessage( MIUIMessages.getString( "SerialPortSettingsBlock.4" ) ); //$NON-NLS-1$
}
}
public String getErrorMessage() {
return fErrorMessage;
}
private void setErrorMessage( String string ) {
fErrorMessage = string;
}
private boolean deviceIsValid( String hostName ) {
return true;
}
}
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