--- /dev/null
+/*
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved.
+ */
+package net.sourceforge.phpdt.internal.ui.text.template;
+
+import net.sourceforge.phpdt.internal.corext.phpdoc.PHPDocUtil;
+import net.sourceforge.phpdt.internal.corext.template.TemplateMessages;
+import net.sourceforge.phpdt.internal.corext.template.php.JavaContext;
+import net.sourceforge.phpdt.internal.ui.PHPUiImages;
+import net.sourceforge.phpdt.internal.ui.text.link.LinkedPositionManager;
+import net.sourceforge.phpdt.internal.ui.text.link.LinkedPositionUI;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.builder.PHPIdentifierLocation;
+
+import org.eclipse.core.resources.IProject;
+import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.IRegion;
+import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.contentassist.ContextInformation;
+import org.eclipse.jface.text.contentassist.IContextInformation;
+import org.eclipse.jface.text.templates.TemplateContext;
+import org.eclipse.swt.graphics.Image;
+
+// import net.sourceforge.phpdt.internal.ui.text.link.LinkedPositionManager;
+// import net.sourceforge.phpdt.internal.ui.text.link.LinkedPositionUI;
+// import net.sourceforge.phpdt.internal.ui.util.ExceptionHandler;
+
+/**
+ * A PHP identifier proposal.
+ */
+public class DeclarationProposal extends AbstractProposal { // implements
+ // IPHPCompletionProposal
+ // {
+ private IProject fProject;
+
+ private final TemplateContext fContext;
+
+ private final PHPIdentifierLocation fLocation;
+
+ String fInfo;
+
+ // private TemplateBuffer fTemplateBuffer;
+ // private String fOldText;
+ // private final Image fImage_fun;
+ // private final Image fImage_var;
+ private final IRegion fRegion;
+
+ // private IRegion fSelectedRegion; // initialized by apply()
+
+ private final String fIdentifierName;
+
+ // private final ITextViewer fViewer;
+
+ /**
+ * Creates a template proposal with a template and its context.
+ *
+ * @param template
+ * the template
+ * @param context
+ * the context in which the template was requested.
+ * @param image
+ * the icon of the proposal.
+ */
+ public DeclarationProposal(IProject project, String identifierName,
+ PHPIdentifierLocation location, TemplateContext context,
+ IRegion region, ITextViewer viewer) {
+ super(viewer);
+ // Image image_fun,
+ // Image image_var) {
+ fProject = project;
+ fIdentifierName = identifierName;
+ fLocation = location;
+ fContext = context;
+ fRegion = region;
+ fInfo = null;
+ }
+
+ /*
+ * @see ICompletionProposal#apply(IDocument)
+ */
+ public void apply(IDocument document) {
+ try {
+ // if (fTemplateBuffer == null)
+ // fTemplateBuffer= fContext.evaluate(fTemplate);
+
+ int start = fRegion.getOffset();
+ int end = fRegion.getOffset() + fRegion.getLength();
+
+ switch (fLocation.getType()) {
+ case PHPIdentifierLocation.FUNCTION:
+ document.replace(start, end - start, fIdentifierName + "()");
+ break;
+ case PHPIdentifierLocation.CONSTRUCTOR:
+ document.replace(start, end - start, fIdentifierName + "()");
+ break;
+ case PHPIdentifierLocation.METHOD:
+ document.replace(start, end - start, fIdentifierName + "()");
+ break;
+
+ default:
+ document.replace(start, end - start, fIdentifierName);
+ }
+
+ // translate positions
+ LinkedPositionManager manager = new LinkedPositionManager(document);
+ // TemplatePosition[] variables= fTemplateBuffer.getVariables();
+ // for (int i= 0; i != variables.length; i++) {
+ // TemplatePosition variable= variables[i];
+ //
+ // if (variable.isResolved())
+ // continue;
+ //
+ // int[] offsets= variable.getOffsets();
+ // int length= variable.getLength();
+ //
+ // for (int j= 0; j != offsets.length; j++)
+ // manager.addPosition(offsets[j] + start, length);
+ // }
+
+ LinkedPositionUI editor = new LinkedPositionUI(fViewer, manager);
+ switch (fLocation.getType()) {
+ case PHPIdentifierLocation.FUNCTION:
+ editor
+ .setFinalCaretOffset(fIdentifierName.length() + start
+ + 1);
+ break;
+ case PHPIdentifierLocation.CONSTRUCTOR:
+ editor
+ .setFinalCaretOffset(fIdentifierName.length() + start
+ + 1);
+ break;
+ case PHPIdentifierLocation.METHOD:
+ editor
+ .setFinalCaretOffset(fIdentifierName.length() + start
+ + 1);
+ break;
+
+ default:
+ editor.setFinalCaretOffset(fIdentifierName.length() + start);
+ }
+ editor.enter();
+
+ fSelectedRegion = editor.getSelectedRegion();
+
+ } catch (BadLocationException e) {
+ PHPeclipsePlugin.log(e);
+ openErrorDialog(e);
+
+ }
+ // catch (CoreException e) {
+ // handleException(e);
+ // }
+ }
+
+ /*
+ * @see ICompletionProposal#getAdditionalProposalInfo()
+ */
+ public String getAdditionalProposalInfo() {
+ if (fInfo == null) {
+ fInfo = computeProposalInfo();
+ }
+ return fInfo;
+ }
+
+ private String computeProposalInfo() {
+ StringBuffer hoverInfoBuffer = new StringBuffer();
+ // String workspaceLocation =
+ // PHPeclipsePlugin.getWorkspace().getRoot().getLocation().toString();
+ String workspaceLocation;
+ if (fProject != null) {
+ workspaceLocation = fProject.getLocation().toString() + '/';
+ } else {
+ // should never happen?
+ workspaceLocation = PHPeclipsePlugin.getWorkspace().getRoot()
+ .getFullPath().toString();
+ }
+ String filename = workspaceLocation + fLocation.getFilename();
+ PHPDocUtil.appendPHPDoc(hoverInfoBuffer, filename, fLocation);
+ return hoverInfoBuffer.toString();
+ }
+
+ public IContextInformation getContextInformation() {
+ if (fContextInfo == null) {
+ if (fLocation != null) {
+ fInfo = fLocation.getUsage();
+ if (fInfo != null) {
+ // extract the parameter context information for the
+ // function:
+ int i0 = fInfo.indexOf('(');
+ int newline = fInfo.indexOf('\n');
+ if (i0 >= 0 && (i0 < newline || newline < 0)) {
+ int i1 = fInfo.indexOf(')', i0 + 1);
+ if (i1 > 0) {
+
+ fContextInfo = new ContextInformation(null, fInfo
+ .substring(i0 + 1, i1));
+ } else {
+ fContextInfo = new ContextInformation(null, fInfo);
+ }
+ } else {
+ fContextInfo = new ContextInformation(null, fInfo);
+ }
+ }
+ }
+ }
+ return fContextInfo;
+ }
+
+ /*
+ * @see ICompletionProposal#getDisplayString()
+ */
+ public String getDisplayString() {
+ String workspaceLocation;
+ String workspaceName;
+ if (fProject != null) {
+ workspaceLocation = fProject.getFullPath().toString() + '/';
+ workspaceName = fProject.getName().toString() + '/';
+ } else {
+ // should never happen?
+ workspaceLocation = PHPeclipsePlugin.getWorkspace().getRoot()
+ .getFullPath().toString();
+ workspaceName = workspaceLocation;
+ }
+ String filename = fLocation.getFilename();
+ String usage = PHPDocUtil.getUsage(workspaceLocation + filename, fLocation);
+ String result = fIdentifierName
+ + TemplateMessages.getString("TemplateProposal.delimiter");
+ if (usage.length() > 0) {
+ result += usage
+ + TemplateMessages.getString("TemplateProposal.delimiter");
+ }
+ result += workspaceName + filename;
+ return result;
+ }
+
+ /*
+ * @see ICompletionProposal#getImage()
+ */
+ public Image getImage() {
+ switch (fLocation.getType()) {
+ case PHPIdentifierLocation.FUNCTION:
+ return PHPUiImages.get(PHPUiImages.IMG_FUN);
+ case PHPIdentifierLocation.CLASS:
+ return PHPUiImages.get(PHPUiImages.IMG_CLASS);
+ case PHPIdentifierLocation.CONSTRUCTOR:
+ return PHPUiImages.get(PHPUiImages.IMG_CLASS);
+ case PHPIdentifierLocation.METHOD:
+ return PHPUiImages.get(PHPUiImages.IMG_FUN);
+ case PHPIdentifierLocation.DEFINE:
+ return PHPUiImages.get(PHPUiImages.IMG_DEFINE);
+ case PHPIdentifierLocation.VARIABLE:
+ return PHPUiImages.get(PHPUiImages.IMG_VAR);
+ case PHPIdentifierLocation.GLOBAL_VARIABLE:
+ return PHPUiImages.get(PHPUiImages.IMG_VAR);
+ }
+ return PHPUiImages.get(PHPUiImages.IMG_FUN);
+ }
+
+ /*
+ * @see IJavaCompletionProposal#getRelevance()
+ */
+ public int getRelevance() {
+
+ if (fContext instanceof JavaContext) {
+ JavaContext context = (JavaContext) fContext;
+ switch (context.getCharacterBeforeStart()) {
+ // high relevance after whitespace
+ case ' ':
+ case '\r':
+ case '\n':
+ case '\t':
+ return 80;
+ case '>': // ->
+ case ':': // ::
+ return 85;
+ default:
+ return 0;
+ }
+ } else {
+ return 80;
+ }
+ }
+
+}
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