Examples with ITextViewerExtension org.eclipse.jface.text.ITextViewerExtension used on opensource projects

Example 11 with ITextViewerExtension

use of org.eclipse.jface.text.ITextViewerExtension in project eclipse.platform.text by eclipse.

the class IncrementalFindTarget method uninstall.

/**
 * Uninstalls itself. I.e. removes all listeners installed in <code>install</code>.
 */
private void uninstall() {
    fTextViewer.removeTextListener(this);
    ISelectionProvider selectionProvider = fTextViewer.getSelectionProvider();
    if (selectionProvider != null)
        selectionProvider.removeSelectionChangedListener(this);
    StyledText text = fTextViewer.getTextWidget();
    if (text != null) {
        text.removeMouseListener(this);
        text.removeFocusListener(this);
    }
    if (fTextViewer instanceof ITextViewerExtension) {
        ((ITextViewerExtension) fTextViewer).removeVerifyKeyListener(this);
    } else {
        if (text != null)
            text.removeVerifyKeyListener(this);
    }
    ICommandService commandService = PlatformUI.getWorkbench().getAdapter(ICommandService.class);
    if (commandService != null)
        commandService.removeExecutionListener(this);
    fInstalled = false;
}

Example 12 with ITextViewerExtension

use of org.eclipse.jface.text.ITextViewerExtension in project eclipse.platform.text by eclipse.

the class MarkRegionTarget method setMarkAtCursor.

@Override
public void setMarkAtCursor(boolean set) {
    if (!(fViewer instanceof ITextViewerExtension))
        return;
    ITextViewerExtension viewerExtension = ((ITextViewerExtension) fViewer);
    if (set) {
        Point selection = fViewer.getSelectedRange();
        viewerExtension.setMark(selection.x);
        // $NON-NLS-1$
        fStatusLine.setErrorMessage("");
        fStatusLine.setMessage(EditorMessages.Editor_mark_status_message_mark_set);
    } else {
        viewerExtension.setMark(-1);
        // $NON-NLS-1$
        fStatusLine.setErrorMessage("");
        fStatusLine.setMessage(EditorMessages.Editor_mark_status_message_mark_cleared);
    }
}

Example 13 with ITextViewerExtension

use of org.eclipse.jface.text.ITextViewerExtension in project eclipse.platform.text by eclipse.

the class AbstractTextEditor method getAdapter.

@SuppressWarnings("unchecked")
@Override
public <T> T getAdapter(Class<T> required) {
    if (IEditorStatusLine.class.equals(required)) {
        if (fEditorStatusLine == null) {
            IStatusLineManager statusLineManager = getStatusLineManager();
            ISelectionProvider selectionProvider = getSelectionProvider();
            if (statusLineManager != null && selectionProvider != null)
                fEditorStatusLine = new EditorStatusLine(statusLineManager, selectionProvider);
        }
        return (T) fEditorStatusLine;
    }
    if (IVerticalRulerInfo.class.equals(required)) {
        if (fVerticalRuler != null)
            return (T) fVerticalRuler;
    }
    if (IMarkRegionTarget.class.equals(required)) {
        if (fMarkRegionTarget == null) {
            IStatusLineManager manager = getStatusLineManager();
            if (manager != null)
                fMarkRegionTarget = (fSourceViewer == null ? null : new MarkRegionTarget(fSourceViewer, manager));
        }
        return (T) fMarkRegionTarget;
    }
    if (IDeleteLineTarget.class.equals(required)) {
        if (fDeleteLineTarget == null) {
            fDeleteLineTarget = new TextViewerDeleteLineTarget(fSourceViewer);
        }
        return (T) fDeleteLineTarget;
    }
    if (IncrementalFindTarget.class.equals(required)) {
        if (fIncrementalFindTarget == null) {
            IStatusLineManager manager = getStatusLineManager();
            if (manager != null)
                fIncrementalFindTarget = (fSourceViewer == null ? null : new IncrementalFindTarget(fSourceViewer, manager));
        }
        return (T) fIncrementalFindTarget;
    }
    if (IFindReplaceTarget.class.equals(required)) {
        if (fFindReplaceTarget == null) {
            IFindReplaceTarget target = (fSourceViewer == null ? null : fSourceViewer.getFindReplaceTarget());
            if (target != null) {
                fFindReplaceTarget = new FindReplaceTarget(this, target);
                if (fFindScopeHighlightColor != null)
                    fFindReplaceTarget.setScopeHighlightColor(fFindScopeHighlightColor);
            }
        }
        return (T) fFindReplaceTarget;
    }
    if (ITextOperationTarget.class.equals(required))
        return (fSourceViewer == null ? null : (T) fSourceViewer.getTextOperationTarget());
    if (IRewriteTarget.class.equals(required)) {
        if (fSourceViewer instanceof ITextViewerExtension) {
            ITextViewerExtension extension = (ITextViewerExtension) fSourceViewer;
            return (T) extension.getRewriteTarget();
        }
        return null;
    }
    if (Control.class.equals(required))
        return fSourceViewer != null ? (T) fSourceViewer.getTextWidget() : null;
    if (IColumnSupport.class.equals(required)) {
        if (fColumnSupport == null)
            fColumnSupport = createColumnSupport();
        return (T) fColumnSupport;
    }
    return super.getAdapter(required);
}

Example 14 with ITextViewerExtension

use of org.eclipse.jface.text.ITextViewerExtension in project eclipse.platform.text by eclipse.

the class CompletionProposalPopup2 method insertProposal.

/**
 * Applies the given proposal at the given offset. The given character is the
 * one that triggered the insertion of this proposal.
 *
 * @param p the completion proposal
 * @param trigger the trigger character
 * @param stateMask the state mask of the keyboard event triggering the insertion
 * @param offset the offset
 * @since 2.1
 */
private void insertProposal(ICompletionProposal p, char trigger, int stateMask, final int offset) {
    fInserting = true;
    IRewriteTarget target = null;
    IEditingSupportRegistry registry = null;
    try {
        IDocument document = fViewer.getDocument();
        if (fViewer instanceof ITextViewerExtension) {
            ITextViewerExtension extension = (ITextViewerExtension) fViewer;
            target = extension.getRewriteTarget();
        }
        if (target != null)
            target.beginCompoundChange();
        if (fViewer instanceof IEditingSupportRegistry) {
            registry = (IEditingSupportRegistry) fViewer;
            registry.register(fModificationEditingSupport);
        }
        if (p instanceof ICompletionProposalExtension2) {
            ICompletionProposalExtension2 e = (ICompletionProposalExtension2) p;
            e.apply(fViewer, trigger, stateMask, offset);
        } else if (p instanceof ICompletionProposalExtension) {
            ICompletionProposalExtension e = (ICompletionProposalExtension) p;
            e.apply(document, trigger, offset);
        } else {
            p.apply(document);
        }
        Point selection = p.getSelection(document);
        if (selection != null) {
            fViewer.setSelectedRange(selection.x, selection.y);
            fViewer.revealRange(selection.x, selection.y);
        }
        IContextInformation info = p.getContextInformation();
        if (info != null) {
            int position;
            if (p instanceof ICompletionProposalExtension) {
                ICompletionProposalExtension e = (ICompletionProposalExtension) p;
                position = e.getContextInformationPosition();
            } else {
                if (selection == null)
                    selection = fViewer.getSelectedRange();
                position = selection.x + selection.y;
            }
            fContentAssistant.showContextInformation(info, position);
        }
        fContentAssistant.fireProposalChosen(p);
    } finally {
        if (target != null)
            target.endCompoundChange();
        if (registry != null)
            registry.unregister(fModificationEditingSupport);
        fInserting = false;
    }
}

Example 15 with ITextViewerExtension

use of org.eclipse.jface.text.ITextViewerExtension in project eclipse.platform.text by eclipse.

the class ContentAssistant2 method uninstallKeyListener.

/**
 * Uninstall the key listener from the text viewer's widget.
 */
private void uninstallKeyListener() {
    if (fKeyListenerHooked) {
        StyledText text = fViewer.getTextWidget();
        if (Helper2.okToUse(text)) {
            if (fViewer instanceof ITextViewerExtension) {
                ITextViewerExtension e = (ITextViewerExtension) fViewer;
                e.removeVerifyKeyListener(fInternalListener);
            } else {
                text.removeVerifyKeyListener(fInternalListener);
            }
            fKeyListenerHooked = false;
        }
    }
}