Example usage for org.eclipse.jface.fieldassist IControlContentAdapter setControlContents

Introduction

In this page you can find the example usage for org.eclipse.jface.fieldassist IControlContentAdapter setControlContents.

Prototype

public void setControlContents(Control control, String contents, int cursorPosition);

Source Link

Document

Set the contents of the specified control to the specified text.

Usage

From source file:org.dawnsci.common.widgets.celleditor.ExpresionCellEditor.java

License:Open Source License

private void enableContentProposal(IContentProposalProvider contentProposalProvider, KeyStroke keyStroke,
        char[] autoActivationCharacters) {
    contentProposalAdapter = new ContentProposalAdapter(text, new TextContentAdapter(), contentProposalProvider,
            keyStroke, autoActivationCharacters);

    contentProposalAdapter.setProposalAcceptanceStyle(ContentProposalAdapter.PROPOSAL_IGNORE);

    // Listen for popup open/close events to be able to handle focus events correctly
    contentProposalAdapter.addContentProposalListener(new IContentProposalListener2() {

        public void proposalPopupClosed(ContentProposalAdapter adapter) {
            popupOpen = false;/* w  ww  .  j a  v  a 2s.c om*/
        }

        public void proposalPopupOpened(ContentProposalAdapter adapter) {
            popupOpen = true;
        }
    });

    contentProposalAdapter.addContentProposalListener(new IContentProposalListener() {

        @Override
        public void proposalAccepted(IContentProposal proposal) {
            IContentProposalProvider provider = contentProposalAdapter.getContentProposalProvider();

            Control control = ExpresionCellEditor.this.getControl();

            if (provider != null && provider instanceof ExpressionFunctionProposalProvider) {

                int[] lastMatchBounds = ((ExpressionFunctionProposalProvider) provider).getLastMatchBounds();
                int lastPosition = ((ExpressionFunctionProposalProvider) provider).getLastPosition();
                IControlContentAdapter contentAdapter = contentProposalAdapter.getControlContentAdapter();
                String text = contentAdapter.getControlContents(control);

                if (text.isEmpty()) {
                    contentAdapter.setControlContents(control, proposal.getContent(),
                            proposal.getContent().length());
                    return;
                }

                if (lastPosition > lastMatchBounds[1]) {
                    StringBuilder builder = new StringBuilder();
                    builder.append(text.substring(0, lastPosition));
                    builder.append(proposal.getContent());
                    contentAdapter.setControlContents(control, builder.toString(),
                            lastPosition + proposal.getContent().length());
                    return;
                }

                String match = text.substring(lastMatchBounds[0], lastMatchBounds[1]);

                if (match.contains(":")) {
                    int index = match.lastIndexOf(":");
                    StringBuilder builder = new StringBuilder();
                    builder.append(text.substring(0, lastMatchBounds[0] + index + 1));
                    builder.append(proposal.getContent());
                    builder.append(text.substring(lastMatchBounds[1]));
                    contentAdapter.setControlContents(control, builder.toString(),
                            lastMatchBounds[0] + index + proposal.getContent().length() + 1);
                } else {
                    StringBuilder builder = new StringBuilder();
                    builder.append(text.substring(0, lastMatchBounds[0]));
                    builder.append(proposal.getContent());
                    builder.append(text.substring(lastMatchBounds[1]));
                    contentAdapter.setControlContents(control, builder.toString(),
                            lastMatchBounds[0] + proposal.getContent().length());
                }
            }
        }
    });
}

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From source file:org.dawnsci.common.widgets.gda.function.internal.JexlContentProposalListener.java

License:Open Source License

@Override
public void proposalAccepted(IContentProposal proposal) {

    if (proposal instanceof JexlProposal) {
        JexlProposal jexlProposal = (JexlProposal) proposal;
        int[] lastMatchBounds = jexlProposal.getProvider().getLastMatchBounds();
        int lastPosition = jexlProposal.getProvider().getLastPosition();
        IControlContentAdapter contentAdapter = adapter.getControlContentAdapter();
        String text = contentAdapter.getControlContents(control);

        if (text.isEmpty()) {
            contentAdapter.setControlContents(control, proposal.getContent(), proposal.getContent().length());
            return;
        }/*ww w .  ja v  a  2 s . co  m*/

        if (lastPosition > lastMatchBounds[1]) {
            StringBuilder builder = new StringBuilder();
            builder.append(text.substring(0, lastPosition));
            builder.append(proposal.getContent());
            contentAdapter.setControlContents(control, builder.toString(),
                    lastPosition + proposal.getContent().length());
            return;
        }

        String match = text.substring(lastMatchBounds[0], lastMatchBounds[1]);

        if (match.contains(":")) {
            int index = match.lastIndexOf(":");
            StringBuilder builder = new StringBuilder();
            builder.append(text.substring(0, lastMatchBounds[0] + index + 1));
            builder.append(proposal.getContent());
            builder.append(text.substring(lastMatchBounds[1]));
            contentAdapter.setControlContents(control, builder.toString(),
                    lastMatchBounds[0] + index + proposal.getContent().length() + 1);
        } else {
            StringBuilder builder = new StringBuilder();
            builder.append(text.substring(0, lastMatchBounds[0]));
            builder.append(proposal.getContent());
            builder.append(text.substring(lastMatchBounds[1]));
            contentAdapter.setControlContents(control, builder.toString(),
                    lastMatchBounds[0] + proposal.getContent().length());
        }
    } else {
        IControlContentAdapter contentAdapter = adapter.getControlContentAdapter();
        String content = proposal.getContent();
        contentAdapter.setControlContents(control, content, content.length());
    }
}

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