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Fixed 183108. Allow the CDI backend to dictate the format (hex/decimal/binary) to use for displaying an integral ICDIValue

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This commit is contained in:
John Cortell 2007-04-24 02:46:09 +00:00
parent af018d72e9
commit 5162005b2c
2 changed files with 73 additions and 8 deletions
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26
debug/org.eclipse.cdt.debug.core/cdi/org/eclipse/cdt/debug/core/cdi/ICDIFormattable.java Normal file
View file

@ -0,0 +1,26 @@
package org.eclipse.cdt.debug.core.cdi;
/**
* The CDI client's implementation of ICDIValue should implement this interface
* if it wants to dictate the variable/register's natural format. If it doesn't,
* CDT will provide a default behavior (e.g., all integral, non-pointer
* ICDIValue variants will display as decimal).
*
* CDT will exercise this interface only for ICDIValue's whose natural
* format isn't obvious or implied. For example, it will not be exercised for
* ICDIDoubleValue, ICDICharValue or ICDIBoolValue, to name a few.
*
*
*/
public interface ICDIFormattable {
/**
* Called when there is no obvious or implied natural format for the
* ICDIValue.
*
* @return one of the ICDIFormat constants, excluding 'NATURAL' and 'OCTAL'.
* Octal is not supported simply because the general support for it
* is lacking in CDT (apparently no one is asking for it).
*/
int getNaturalFormat();
}

47
debug/org.eclipse.cdt.debug.core/src/org/eclipse/cdt/debug/internal/core/model/CValue.java
View file

@ -20,6 +20,8 @@ import java.util.List;
import org.eclipse.cdt.core.IAddress;
import org.eclipse.cdt.core.IAddressFactory;
import org.eclipse.cdt.debug.core.cdi.CDIException;
import org.eclipse.cdt.debug.core.cdi.ICDIFormat;
import org.eclipse.cdt.debug.core.cdi.ICDIFormattable;
import org.eclipse.cdt.debug.core.cdi.model.ICDITargetConfiguration2;
import org.eclipse.cdt.debug.core.cdi.model.ICDIValue;
import org.eclipse.cdt.debug.core.cdi.model.ICDIVariable;
@ -259,7 +261,12 @@ public class CValue extends AbstractCValue {
private String getShortValueString( ICDIShortValue value ) throws CDIException {
CVariableFormat format = getParentVariable().getFormat();
if ( CVariableFormat.NATURAL.equals( format ) || CVariableFormat.DECIMAL.equals( format ) ) {
if (CVariableFormat.NATURAL.equals(format)) {
format = getNaturalFormat(value, CVariableFormat.DECIMAL);
}
if ( CVariableFormat.DECIMAL.equals( format ) ) {
return (isUnsigned()) ? Integer.toString( value.intValue() ) : Short.toString( value.shortValue() );
}
else if ( CVariableFormat.HEXADECIMAL.equals( format ) ) {
@ -279,7 +286,12 @@ public class CValue extends AbstractCValue {
private String getIntValueString( ICDIIntValue value ) throws CDIException {
CVariableFormat format = getParentVariable().getFormat();
if ( CVariableFormat.NATURAL.equals( format ) || CVariableFormat.DECIMAL.equals( format ) ) {
if (CVariableFormat.NATURAL.equals(format)) {
format = getNaturalFormat(value, CVariableFormat.DECIMAL);
}
if ( CVariableFormat.DECIMAL.equals( format ) ) {
return (isUnsigned()) ? Long.toString( value.longValue() ) : Integer.toString( value.intValue() );
}
else if ( CVariableFormat.HEXADECIMAL.equals( format ) ) {
@ -300,7 +312,12 @@ public class CValue extends AbstractCValue {
private String getLongValueString( ICDILongValue value ) throws CDIException {
try {
CVariableFormat format = getParentVariable().getFormat();
if ( CVariableFormat.NATURAL.equals( format ) || CVariableFormat.DECIMAL.equals( format ) ) {
if (CVariableFormat.NATURAL.equals(format)) {
format = getNaturalFormat(value, CVariableFormat.DECIMAL);
}
if ( CVariableFormat.DECIMAL.equals( format ) ) {
if ( isUnsigned() ) {
BigInteger bigValue = new BigInteger( value.getValueString() );
return bigValue.toString();
@ -336,7 +353,12 @@ public class CValue extends AbstractCValue {
private String getLongLongValueString( ICDILongLongValue value ) throws CDIException {
try {
CVariableFormat format = getParentVariable().getFormat();
if ( CVariableFormat.NATURAL.equals( format ) || CVariableFormat.DECIMAL.equals( format ) ) {
if (CVariableFormat.NATURAL.equals(format)) {
format = getNaturalFormat(value, CVariableFormat.DECIMAL);
}
if ( CVariableFormat.DECIMAL.equals( format ) ) {
if ( isUnsigned() ) {
BigInteger bigValue = new BigInteger( value.getValueString() );
return bigValue.toString();
@ -543,4 +565,21 @@ public class CValue extends AbstractCValue {
((AbstractCVariable)it.next()).preserve();
}
}
private static CVariableFormat getNaturalFormat(ICDIValue value, CVariableFormat defaultFormat) {
if (value instanceof ICDIFormattable) {
int naturalFormat = ((ICDIFormattable)value).getNaturalFormat();
switch (naturalFormat) {
case ICDIFormat.DECIMAL:
return CVariableFormat.DECIMAL;
case ICDIFormat.BINARY:
return CVariableFormat.BINARY;
case ICDIFormat.OCTAL:
return CVariableFormat.OCTAL;
case ICDIFormat.HEXADECIMAL:
return CVariableFormat.HEXADECIMAL;
}
}
return defaultFormat;
}
}