Examples with TemplateContext org.eclipse.jface.text.templates.TemplateContext used on opensource projects

Example 11 with TemplateContext

use of org.eclipse.jface.text.templates.TemplateContext in project xtext-eclipse by eclipse.

the class AbstractTemplateProposalProvider method createTemplates.

@Override
public void createTemplates(ContentAssistContext context, ITemplateAcceptor acceptor) {
    if (!acceptor.canAcceptMoreTemplates())
        return;
    TemplateContext[] templateContexts = createTemplateContexts(context);
    if (templateContexts == null || templateContexts.length == 0)
        return;
    ITemplateAcceptor nullSafe = new NullSafeTemplateAcceptor(acceptor);
    for (TemplateContext templateContext : templateContexts) {
        if (!nullSafe.canAcceptMoreTemplates())
            return;
        // name of the selection variables {line, word}_selection //$NON-NLS-1$
        templateContext.setVariable("selection", context.getSelectedText());
        createTemplates(templateContext, context, nullSafe);
    }
}

Example 12 with TemplateContext

use of org.eclipse.jface.text.templates.TemplateContext in project xtext-eclipse by eclipse.

the class XtextTemplateProposal method getAdditionalProposalInfo.

@Override
public String getAdditionalProposalInfo() {
    try {
        TemplateContext context = getContext();
        context.setReadOnly(true);
        TemplateBuffer templateBuffer;
        try {
            Template template = getTemplate();
            if (context instanceof XtextTemplateContext) {
                templateBuffer = ((XtextTemplateContext) context).evaluateForDisplay(template);
            } else {
                templateBuffer = context.evaluate(template);
            }
        } catch (TemplateException e) {
            return null;
        }
        return templateBuffer.getString();
    } catch (BadLocationException e) {
        return null;
    }
}

Example 13 with TemplateContext

use of org.eclipse.jface.text.templates.TemplateContext in project erlide_eclipse by erlang.

the class ErlTemplateProposal method getAdditionalProposalInfo.

@Override
public String getAdditionalProposalInfo() {
    try {
        final TemplateContext context = getContext();
        context.setReadOnly(true);
        TemplateBuffer templateBuffer;
        try {
            final Template template = getTemplate();
            if (context instanceof ErlangTemplateContext) {
                final ErlangTemplateContext etc = (ErlangTemplateContext) context;
                templateBuffer = etc.evaluate(template, true);
            } else {
                templateBuffer = context.evaluate(template);
            }
        } catch (final TemplateException e) {
            return null;
        }
        return templateBuffer.getString();
    } catch (final BadLocationException e) {
        return null;
    }
}

Example 14 with TemplateContext

use of org.eclipse.jface.text.templates.TemplateContext in project webtools.sourceediting by eclipse.

the class XMLTemplateCompletionProcessor method computeCompletionProposals.

/*
	 * Copied from super class except instead of calling createContext(viewer,
	 * region) call createContext(viewer, region, offset) instead
	 */
public ICompletionProposal[] computeCompletionProposals(ITextViewer viewer, int offset) {
    ITextSelection selection = (ITextSelection) viewer.getSelectionProvider().getSelection();
    // adjust offset to end of normalized selection
    if (selection.getOffset() == offset) {
        offset = selection.getOffset() + selection.getLength();
    }
    String prefix = extractPrefix(viewer, offset);
    Region region = new Region(offset - prefix.length(), prefix.length());
    TemplateContext context = createContext(viewer, region, offset);
    if (context == null) {
        return new ICompletionProposal[0];
    }
    // name of the selection variables {line, word}_selection
    // $NON-NLS-1$
    context.setVariable("selection", selection.getText());
    Template[] templates = getTemplates(context.getContextType().getId());
    List matches = new ArrayList();
    for (int i = 0; i < templates.length; i++) {
        Template template = templates[i];
        try {
            context.getContextType().validate(template.getPattern());
        } catch (TemplateException e) {
            continue;
        }
        if (template.matches(prefix, context.getContextType().getId())) {
            matches.add(createProposal(template, context, (IRegion) region, getRelevance(template, prefix)));
        }
    }
    Collections.sort(matches, fgProposalComparator);
    return (ICompletionProposal[]) matches.toArray(new ICompletionProposal[matches.size()]);
}

Example 15 with TemplateContext

use of org.eclipse.jface.text.templates.TemplateContext in project webtools.sourceediting by eclipse.

the class NewXSLFileTemplatesWizardPage method getTemplateString.

String getTemplateString(int[] offset) {
    String templateString = null;
    offset[0] = 0;
    Template template = getSelectedTemplate();
    if (template != null) {
        TemplateContextType contextType = XSLUIPlugin.getDefault().getTemplateContextRegistry().getContextType(XSLUIConstants.TEMPLATE_CONTEXT_XSL_NEW);
        IDocument document = new Document();
        TemplateContext context = new DocumentTemplateContext(contextType, document, 0, 0);
        try {
            TemplateBuffer buffer = context.evaluate(template);
            templateString = buffer.getString();
            for (TemplateVariable t : buffer.getVariables()) {
                if (t.getName().equals(org.eclipse.jface.text.templates.GlobalTemplateVariables.Cursor.NAME)) {
                    if (t.getOffsets().length > 0)
                        offset[0] = t.getOffsets()[0];
                }
            }
        } catch (Exception e) {
            XSLUIPlugin.log(e);
        }
    }
    return templateString;
}