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view dwtx/jface/text/contentassist/CompletionProposal.d @ 138:b6bad70d540a
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author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 24 Aug 2008 02:26:23 +0200 |
parents | 7d818bd32d63 |
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/******************************************************************************* * Copyright (c) 2000, 2006 IBM Corporation 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: * IBM Corporation - initial API and implementation * Port to the D programming language: * Frank Benoit <benoit@tionex.de> *******************************************************************************/ module dwtx.jface.text.contentassist.CompletionProposal; import dwtx.jface.text.contentassist.ContentAssistEvent; // packageimport import dwtx.jface.text.contentassist.Helper; // packageimport import dwtx.jface.text.contentassist.PopupCloser; // packageimport import dwtx.jface.text.contentassist.IContentAssistant; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension5; // packageimport import dwtx.jface.text.contentassist.IContextInformationValidator; // packageimport import dwtx.jface.text.contentassist.IContentAssistListener; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension6; // packageimport import dwtx.jface.text.contentassist.ICompletionListener; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension2; // packageimport import dwtx.jface.text.contentassist.IContentAssistantExtension4; // packageimport import dwtx.jface.text.contentassist.ContextInformation; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension3; // packageimport import dwtx.jface.text.contentassist.ContextInformationValidator; // packageimport import dwtx.jface.text.contentassist.ICompletionProposal; // packageimport import dwtx.jface.text.contentassist.IContentAssistProcessor; // packageimport import dwtx.jface.text.contentassist.AdditionalInfoController; // packageimport import dwtx.jface.text.contentassist.IContextInformationPresenter; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension4; // packageimport import dwtx.jface.text.contentassist.ICompletionListenerExtension; // packageimport import dwtx.jface.text.contentassist.ContextInformationPopup; // packageimport import dwtx.jface.text.contentassist.IContextInformationExtension; // packageimport import dwtx.jface.text.contentassist.IContentAssistantExtension2; // packageimport import dwtx.jface.text.contentassist.ContentAssistSubjectControlAdapter; // packageimport import dwtx.jface.text.contentassist.CompletionProposalPopup; // packageimport import dwtx.jface.text.contentassist.ICompletionProposalExtension; // packageimport import dwtx.jface.text.contentassist.IContextInformation; // packageimport import dwtx.jface.text.contentassist.IContentAssistantExtension3; // packageimport import dwtx.jface.text.contentassist.ContentAssistant; // packageimport import dwtx.jface.text.contentassist.IContentAssistantExtension; // packageimport import dwtx.jface.text.contentassist.JFaceTextMessages; // packageimport import dwt.dwthelper.utils; import dwt.graphics.Image; import dwt.graphics.Point; import dwtx.core.runtime.Assert; import dwtx.jface.text.BadLocationException; import dwtx.jface.text.IDocument; /** * The standard implementation of the <code>ICompletionProposal</code> interface. */ public final class CompletionProposal : ICompletionProposal { /** The string to be displayed in the completion proposal popup. */ private String fDisplayString; /** The replacement string. */ private String fReplacementString; /** The replacement offset. */ private int fReplacementOffset; /** The replacement length. */ private int fReplacementLength; /** The cursor position after this proposal has been applied. */ private int fCursorPosition; /** The image to be displayed in the completion proposal popup. */ private Image fImage; /** The context information of this proposal. */ private IContextInformation fContextInformation; /** The additional info of this proposal. */ private String fAdditionalProposalInfo; /** * Creates a new completion proposal based on the provided information. The replacement string is * considered being the display string too. All remaining fields are set to <code>null</code>. * * @param replacementString the actual string to be inserted into the document * @param replacementOffset the offset of the text to be replaced * @param replacementLength the length of the text to be replaced * @param cursorPosition the position of the cursor following the insert relative to replacementOffset */ public this(String replacementString, int replacementOffset, int replacementLength, int cursorPosition) { this(replacementString, replacementOffset, replacementLength, cursorPosition, null, null, null, null); } /** * Creates a new completion proposal. All fields are initialized based on the provided information. * * @param replacementString the actual string to be inserted into the document * @param replacementOffset the offset of the text to be replaced * @param replacementLength the length of the text to be replaced * @param cursorPosition the position of the cursor following the insert relative to replacementOffset * @param image the image to display for this proposal * @param displayString the string to be displayed for the proposal * @param contextInformation the context information associated with this proposal * @param additionalProposalInfo the additional information associated with this proposal */ public this(String replacementString, int replacementOffset, int replacementLength, int cursorPosition, Image image, String displayString, IContextInformation contextInformation, String additionalProposalInfo) { Assert.isNotNull(replacementString); Assert.isTrue(replacementOffset >= 0); Assert.isTrue(replacementLength >= 0); Assert.isTrue(cursorPosition >= 0); fReplacementString= replacementString; fReplacementOffset= replacementOffset; fReplacementLength= replacementLength; fCursorPosition= cursorPosition; fImage= image; fDisplayString= displayString; fContextInformation= contextInformation; fAdditionalProposalInfo= additionalProposalInfo; } /* * @see ICompletionProposal#apply(IDocument) */ public void apply(IDocument document) { try { document.replace(fReplacementOffset, fReplacementLength, fReplacementString); } catch (BadLocationException x) { // ignore } } /* * @see ICompletionProposal#getSelection(IDocument) */ public Point getSelection(IDocument document) { return new Point(fReplacementOffset + fCursorPosition, 0); } /* * @see ICompletionProposal#getContextInformation() */ public IContextInformation getContextInformation() { return fContextInformation; } /* * @see ICompletionProposal#getImage() */ public Image getImage() { return fImage; } /* * @see ICompletionProposal#getDisplayString() */ public String getDisplayString() { if (fDisplayString !is null) return fDisplayString; return fReplacementString; } /* * @see ICompletionProposal#getAdditionalProposalInfo() */ public String getAdditionalProposalInfo() { return fAdditionalProposalInfo; } }