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/*******************************************************************************
* Copyright (c) 2011 protos software gmbh (http://www.protos.de).
* 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:
* Henrik Rentz-Reichert (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.dctools.ast.internal
import com.google.inject.Singleton
import com.google.inject.Inject
import org.eclipse.jface.viewers.ILabelProvider
import org.eclipse.etrice.core.room.util.RoomHelpers
import org.eclipse.emf.ecore.EObject
import org.eclipse.jface.viewers.StyledString
import org.eclipse.swt.graphics.Image
import org.eclipse.xtext.ui.editor.contentassist.ConfigurableCompletionProposal
import org.eclipse.xtext.ui.editor.contentassist.PrefixMatcher
import org.eclipse.jface.text.contentassist.ICompletionProposal
import org.eclipse.swt.graphics.Point
import org.eclipse.etrice.core.room.Operation
import org.eclipse.etrice.core.room.Message
import org.eclipse.etrice.core.room.Attribute
import org.eclipse.etrice.core.room.InterfaceItem
import org.eclipse.etrice.core.room.Port
@Singleton
class DCProposalConfig {
@Inject
protected ILabelProvider labelProvider
@Inject
protected RoomHelpers roomHelpers
@Inject
protected PrefixMatcher prefixMatcher
def ICompletionProposal doCreateProposal(String prefix, String proposal, EObject object, int globalOffset) {
new ConfigurableCompletionProposal(proposal, globalOffset - prefix.length, prefix.length, proposal.length, object.image, object.displayString, null, null) => [
matcher = prefixMatcher
autoInsertable = false
// TODO adjust length to existing text
replaceContextLength = proposal.length
]
}
def Pair<String, Point> getPostfixReplacement(EObject object) {
val brackets = switch object {
Operation,
Message:
#['(', ')']
Attribute case object.size>0,
Port case object.multiplicity>0:
#['[', ']']
}
if (brackets===null) {
return "" -> null
}
val replacement = switch object {
Operation:
object.arguments.map[name].join(', ')
Message case object.data !== null:
object.data.refType.type.name
Attribute, // fall through
InterfaceItem:
'0'
default:
''
}
replacement.wrap(brackets.head, brackets.last)
}
private def Pair<String, Point> wrap(String text, String left, String right) {
val selection = if (!text.empty) new Point(1, text.length)
left + text + right -> selection
}
private def StyledString getDisplayString(EObject object) {
}
private def Image getImage(EObject object) {
}
}
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