Java Code Examples for javax.swing.JEditorPane#getSelectionEnd()

/**
 * Applies the given attributes to character
 * content.  If there is a selection, the attributes
 * are applied to the selection range.  If there
 * is no selection, the attributes are applied to
 * the input attribute set which defines the attributes
 * for any new text that gets inserted.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, then replace the existing attributes first
 */
protected final void setCharacterAttributes(JEditorPane editor,
                                      AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    if (p0 != p1) {
        StyledDocument doc = getStyledDocument(editor);
        doc.setCharacterAttributes(p0, p1 - p0, attr, replace);
    }
    StyledEditorKit k = getStyledEditorKit(editor);
    MutableAttributeSet inputAttributes = k.getInputAttributes();
    if (replace) {
        inputAttributes.removeAttributes(inputAttributes);
    }
    inputAttributes.addAttributes(attr);
}
 

/**
 * Applies the given attributes to character
 * content.  If there is a selection, the attributes
 * are applied to the selection range.  If there
 * is no selection, the attributes are applied to
 * the input attribute set which defines the attributes
 * for any new text that gets inserted.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, then replace the existing attributes first
 */
protected final void setCharacterAttributes(JEditorPane editor,
                                      AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    if (p0 != p1) {
        StyledDocument doc = getStyledDocument(editor);
        doc.setCharacterAttributes(p0, p1 - p0, attr, replace);
    }
    StyledEditorKit k = getStyledEditorKit(editor);
    MutableAttributeSet inputAttributes = k.getInputAttributes();
    if (replace) {
        inputAttributes.removeAttributes(inputAttributes);
    }
    inputAttributes.addAttributes(attr);
}
 

protected final void xmlMinify(final Node[] activatedNodes) {
    final EditorCookie editorCookie
            = Utilities.actionsGlobalContext().lookup(EditorCookie.class);

    for (final JEditorPane pane : editorCookie.getOpenedPanes()) {
        if (pane.isShowing()
                && pane.getSelectionEnd() > pane.getSelectionStart()) {
            try {
                StringSelection content = new StringSelection(selectedSourceAsMinify(pane));
                Toolkit.getDefaultToolkit().getSystemClipboard().
                        setContents(content, content);
                return;
            } catch (final HeadlessException e) {
                org.openide.ErrorManager.getDefault().notify(e);
            }
        }
    }
}
 

protected final void jsonMinify(final Node[] activatedNodes) {
    final EditorCookie editorCookie
            = Utilities.actionsGlobalContext().lookup(EditorCookie.class);

    for (final JEditorPane pane : editorCookie.getOpenedPanes()) {
        if (pane.isShowing()
                && pane.getSelectionEnd() > pane.getSelectionStart()) {
            try {
                StringSelection content = new StringSelection(selectedSourceAsMinify(pane));
                Toolkit.getDefaultToolkit().getSystemClipboard().
                        setContents(content, content);
                return;
            } catch (final HeadlessException e) {
                org.openide.ErrorManager.getDefault().notify(e);
            }
        }
    }
}
 

/**
 * Applies the given attributes to character
 * content.  If there is a selection, the attributes
 * are applied to the selection range.  If there
 * is no selection, the attributes are applied to
 * the input attribute set which defines the attributes
 * for any new text that gets inserted.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, then replace the existing attributes first
 */
protected final void setCharacterAttributes(JEditorPane editor,
                                      AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    if (p0 != p1) {
        StyledDocument doc = getStyledDocument(editor);
        doc.setCharacterAttributes(p0, p1 - p0, attr, replace);
    }
    StyledEditorKit k = getStyledEditorKit(editor);
    MutableAttributeSet inputAttributes = k.getInputAttributes();
    if (replace) {
        inputAttributes.removeAttributes(inputAttributes);
    }
    inputAttributes.addAttributes(attr);
}
 

private String selectedSourceAsMinify(final JEditorPane pane) {
    MinifyProperty minifyProperty = MinifyProperty.getInstance();
    String minifedString = "";
    String oldContent = "";

    FileObject fileObject = NbEditorUtilities.getFileObject(pane.getDocument());

    try {
        final TokenSequence ts = TokenHierarchy.get(pane.getDocument()).tokenSequence();
        final StringBuilder sb = new StringBuilder();
        ts.move(pane.getSelectionStart());

        while (ts.moveNext() && ts.offset() < pane.getSelectionEnd()) {
            sb.append(ts.token().text().toString());
        }

        MinifyUtil minifyUtil = new MinifyUtil();
        oldContent = sb.toString();
        minifedString = minifyUtil.compressSelectedJavaScript(fileObject.getNameExt(), sb.toString(), minifyProperty);

        NotificationDisplayer.getDefault().notify("Successful copied", NotificationDisplayer.Priority.NORMAL.getIcon(), "Copied as minified JS source.", null);
    } catch (IOException ex) {
        Exceptions.printStackTrace(ex);
    }

    if (minifedString.equals("")) {
        minifedString = oldContent;
    }

    return minifedString;
}
 

private String getSelectedText(JEditorPane pane, int offset) {
    if (pane != null
            && pane.getCaret() != null
            && pane.getSelectionStart() <= offset
            && offset <= pane.getSelectionEnd()) {
        return pane.getSelectedText();
    }
    return null;
}
 

/**
 * Determine if the action should be enabled.  By default, this method
 * checks for the presence of an open editor;  if <code>requiresSelection</code>
 * was passed to the constructor, it also depends on a text selection in that
 * editor being present.
 * @param context A Lookup containing either an EditorCookie or one or more
 *                Nodes whose lookup contains an EditorCookie
 * @return true if the action should be enabled, false otherwise
 */
protected boolean isEnabled(Lookup context) {
    EditorCookie ck = JavaRefactoringGlobalAction.getEditorCookie(context);
    boolean result = false;
    if(ck != null) {
        JEditorPane pane = NbDocument.findRecentEditorPane(ck);
        result = pane != null;
        if (requiresSelection) {
            result = result && (pane.getSelectionStart() != pane.getSelectionEnd());
        }
    }
    return result;
}
 

private static String getIdentifier (
    JPDADebugger debugger,
    StyledDocument doc,
    JEditorPane ep,
    int offset,
    boolean[] isFunctionPtr
) {
    // do always evaluation if the tooltip is invoked on a text selection
    String t = null;
    if ( (ep.getSelectionStart () <= offset) &&
         (offset <= ep.getSelectionEnd ())
    ) {
        t = ep.getSelectedText ();
    }
    if (t != null) {
        return t;
    }
    int line = NbDocument.findLineNumber (
        doc,
        offset
    );
    int col = NbDocument.findLineColumn (
        doc,
        offset
    );
    try {
        Element lineElem =
            NbDocument.findLineRootElement (doc).
            getElement (line);

        if (lineElem == null) {
            return null;
        }
        int lineStartOffset = lineElem.getStartOffset ();
        int lineLen = lineElem.getEndOffset() - lineStartOffset;
        t = doc.getText (lineStartOffset, lineLen);
        int identStart = col;
        while (identStart > 0 &&
            (Character.isJavaIdentifierPart (
                t.charAt (identStart - 1)
            ) ||
            (t.charAt (identStart - 1) == '.'))) {
            identStart--;
        }
        int identEnd = col;
        while (identEnd < lineLen &&
               Character.isJavaIdentifierPart(t.charAt(identEnd))
        ) {
            identEnd++;
        }

        if (identStart == identEnd) {
            return null;
        }

        String ident = t.substring (identStart, identEnd);
        //if (JS_KEYWORDS.contains(ident)) {
            // JS keyword => Do not show anything
        //    return null;
        //}

        while (identEnd < lineLen &&
               Character.isWhitespace(t.charAt(identEnd))
        ) {
            identEnd++;
        }
        if (identEnd < lineLen && t.charAt(identEnd) == '(') {
            // We're at a function call
            isFunctionPtr[0] = true;
        }
        return ident;
    } catch (BadLocationException e) {
        return null;
    }
}
 

private static String getIdentifier (
    StyledDocument doc, 
    JEditorPane ep, 
    int offset
) {
    String t = null;
    if ( (ep.getSelectionStart () <= offset) &&
         (offset <= ep.getSelectionEnd ())
    )   t = ep.getSelectedText ();
    if (t != null) return t;
    
    int line = NbDocument.findLineNumber (
        doc,
        offset
    );
    int col = NbDocument.findLineColumn (
        doc,
        offset
    );
    try {
        Element lineElem = 
            NbDocument.findLineRootElement (doc).
            getElement (line);

        if (lineElem == null) return null;
        int lineStartOffset = lineElem.getStartOffset ();
        int lineLen = lineElem.getEndOffset() - lineStartOffset;
        t = doc.getText (lineStartOffset, lineLen);
        lineLen = t.length ();
        int identStart = col;
        while ( (identStart > 0) && 
                (t.charAt (identStart - 1) != '"')
        ) {
            identStart--;
        }
        int identEnd = Math.max (col, 1);
        while ( (identEnd < lineLen) && 
                (t.charAt (identEnd - 1) != '"')
        ) {
            identEnd++;
        }

        if (identStart == identEnd) return null;
        return t.substring (identStart, identEnd - 1);
    } catch (BadLocationException e) {
        return null;
    }
}
 

private static String getIdentifier (
    JPDADebugger debugger,
    StyledDocument doc,
    JEditorPane ep,
    int offset,
    boolean[] isMethodPtr,
    String[] fieldOfPtr
) {
    // do always evaluation if the tooltip is invoked on a text selection
    String t = null;
    if ( (ep.getSelectionStart () <= offset) &&
         (offset <= ep.getSelectionEnd ())
    ) {
        t = ep.getSelectedText ();
    }
    if (t != null) {
        return t;
    }
    int line = NbDocument.findLineNumber (
        doc,
        offset
    );
    int col = NbDocument.findLineColumn (
        doc,
        offset
    );
    try {
        Element lineElem =
            NbDocument.findLineRootElement (doc).
            getElement (line);

        if (lineElem == null) {
            return null;
        }
        int lineStartOffset = lineElem.getStartOffset ();
        int lineLen = lineElem.getEndOffset() - lineStartOffset;
        t = doc.getText (lineStartOffset, lineLen);
        int identStart = col;
        while (identStart > 0 &&
            (Character.isJavaIdentifierPart (
                t.charAt (identStart - 1)
            ) ||
            (t.charAt (identStart - 1) == '.'))) {
            identStart--;
        }
        int identEnd = col;
        while (identEnd < lineLen &&
               Character.isJavaIdentifierPart(t.charAt(identEnd))
        ) {
            identEnd++;
        }

        if (identStart == identEnd) {
            return null;
        }

        String ident = t.substring (identStart, identEnd);
        if (JAVA_KEYWORDS.contains(ident)) {
            // Java keyword => Do not show anything
            return null;
        }
        int newOffset = NbDocument.findLineOffset(doc, line) + identStart + 1;
        final boolean[] isFieldStatic = new boolean[] { false };
        if (!isValidTooltipLocation(debugger, doc, newOffset, ident, fieldOfPtr, isFieldStatic)) {
            return null;
        }

        while (identEnd < lineLen &&
               Character.isWhitespace(t.charAt(identEnd))
        ) {
            identEnd++;
        }
        if (identEnd < lineLen && t.charAt(identEnd) == '(') {
            // We're at a method call
            isMethodPtr[0] = true;
        }
        
        return ident;
    } catch (BadLocationException e) {
        return null;
    }
}
 

/**
 * 
 */
public void actionPerformed(ActionEvent e)
{
	if (e.getSource() instanceof mxGraphComponent)
	{
		mxGraphComponent graphComponent = (mxGraphComponent) e
				.getSource();
		Component editorComponent = null;

		if (graphComponent.getCellEditor() instanceof mxCellEditor)
		{
			editorComponent = ((mxCellEditor) graphComponent
					.getCellEditor()).getEditor();
		}

		if (editorComponent instanceof JEditorPane)
		{
			JEditorPane editorPane = (JEditorPane) editorComponent;
			int start = editorPane.getSelectionStart();
			int ende = editorPane.getSelectionEnd();
			String text = editorPane.getSelectedText();

			if (text == null)
			{
				text = "";
			}

			try
			{
				HTMLEditorKit editorKit = new HTMLEditorKit();
				HTMLDocument document = (HTMLDocument) editorPane
						.getDocument();
				document.remove(start, (ende - start));
				editorKit.insertHTML(document, start, ((bold) ? "<b>"
						: "<i>") + text + ((bold) ? "</b>" : "</i>"),
						0, 0, (bold) ? HTML.Tag.B : HTML.Tag.I);
			}
			catch (Exception ex)
			{
				ex.printStackTrace();
			}

			editorPane.requestFocus();
			editorPane.select(start, ende);
		}
		else
		{
			mxIGraphModel model = graphComponent.getGraph().getModel();
			model.beginUpdate();
			try
			{
				graphComponent.stopEditing(false);
				graphComponent.getGraph().toggleCellStyleFlags(
						mxConstants.STYLE_FONTSTYLE,
						(bold) ? mxConstants.FONT_BOLD
								: mxConstants.FONT_ITALIC);
			}
			finally
			{
				model.endUpdate();
			}
		}
	}
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}
 

/**
 * Applies the given attributes to paragraphs.  If
 * there is a selection, the attributes are applied
 * to the paragraphs that intersect the selection.
 * if there is no selection, the attributes are applied
 * to the paragraph at the current caret position.
 *
 * @param editor the editor
 * @param attr the attributes
 * @param replace   if true, replace the existing attributes first
 */
protected final void setParagraphAttributes(JEditorPane editor,
                                   AttributeSet attr, boolean replace) {
    int p0 = editor.getSelectionStart();
    int p1 = editor.getSelectionEnd();
    StyledDocument doc = getStyledDocument(editor);
    doc.setParagraphAttributes(p0, p1 - p0, attr, replace);
}