Examples with Element com.codename1.xml.Element used on opensource projects

Example 11 with Element

use of com.codename1.xml.Element in project CodenameOne by codenameone.

the class CSSEngine method setNowrapText.

/**
 * Replaces a wrapped text with an unwrapped version.
 * This in fact removes all the labels that contains a single word each, and replaces them with one label that contains the whole text.
 * This way the label is not wrapped.
 *
 * @param label The first label of this text element (can be derived from ui but already fetched before the call)
 * @param ui The vector consisting all components (labels) that contain the text's words
 * @param newText The new text that should replace current components (unwrapped text without extra white spaces)
 * @param element The text element
 */
private void setNowrapText(Label label, Vector ui, String newText, HTMLElement element) {
    label.setText(newText);
    for (int i = 1; i < ui.size(); i++) {
        Component cmp = (Component) ui.elementAt(i);
        cmp.getParent().removeComponent(cmp);
    }
    if (label instanceof HTMLLink) {
        // Reset all associated link fragments so we don't have unneeded references
        ((HTMLLink) label).childLinks = new Vector();
    }
    element.setAssociatedComponents(label);
    label.getParent().revalidate();
}

Example 12 with Element

use of com.codename1.xml.Element in project CodenameOne by codenameone.

the class CSSEngine method handleContentProperty.

/**
 * Handles a CSS content property
 *
 * @param element The element this content property
 * @param selector The CSS selector that includes the content property
 * @param htmlC The HTMLComponent
 */
private void handleContentProperty(HTMLElement element, CSSElement selector, HTMLComponent htmlC) {
    boolean after = ((selector.getSelectorPseudoClass() & CSSElement.PC_AFTER) != 0);
    String content = selector.getAttributeById(CSSElement.CSS_CONTENT);
    if (content != null) {
        // if there's no content, we don't add anything
        Component cmp = after ? (Component) element.getUi().lastElement() : (Component) element.getUi().firstElement();
        Component styleCmp = cmp;
        Container parent = null;
        int pos = 0;
        if (cmp instanceof Container) {
            parent = ((Container) cmp);
            while ((parent.getComponentCount() > 0) && (parent.getComponentAt(after ? parent.getComponentCount() - 1 : 0) instanceof Container)) {
                // find the actual content
                parent = (Container) parent.getComponentAt(after ? parent.getComponentCount() - 1 : 0);
            }
            if (parent.getComponentCount() > 0) {
                pos = after ? parent.getComponentCount() - 1 : 0;
                styleCmp = parent.getComponentAt(pos);
            }
        } else {
            parent = cmp.getParent();
            pos = cmp.getParent().getComponentIndex(cmp);
        }
        if (after) {
            pos++;
        }
        int initPos = pos;
        String str = "";
        // to make sure the last expression is evaluated, note that this will not print an extra space in any case, since it is out of the quotes if any
        content = content + " ";
        boolean segment = false;
        for (int i = 0; i < content.length(); i++) {
            char c = content.charAt(i);
            Label lbl = null;
            if (c == '"') {
                segment = !segment;
                if ((!segment) && (str.length() > 0)) {
                    lbl = new Label(str);
                    str = "";
                }
            } else if (CSSParser.isWhiteSpace(c)) {
                if (segment) {
                    str += c;
                    lbl = new Label(str);
                } else if (str.length() > 0) {
                    lbl = evalContentExpression(htmlC, str, element, selector);
                    if (lbl == null) {
                        // if we didn't find a match we search for the following expressions which are used to remove added content
                        int removeQuoteType = -1;
                        boolean removeAll = false;
                        if ((str.equals("none")) || (str.equals("normal"))) {
                            // normal/none means remove all content
                            removeAll = true;
                        } else if (str.equals("no-open-quote")) {
                            // 0 is the quote type for open quote, 1 for closed one
                            removeQuoteType = 0;
                        } else if (str.equals("no-close-quote")) {
                            removeQuoteType = 1;
                        }
                        if ((removeAll) || (removeQuoteType != -1)) {
                            Vector v = element.getUi();
                            if (v != null) {
                                Vector toRemove = new Vector();
                                for (Enumeration e = v.elements(); e.hasMoreElements(); ) {
                                    Component ui = (Component) e.nextElement();
                                    String conStr = (String) ui.getClientProperty(CLIENT_PROPERTY_CSS_CONTENT);
                                    if ((conStr != null) && (((after) && (conStr.equals("a"))) || ((!after) && (conStr.equals("b"))))) {
                                        boolean remove = true;
                                        if (removeQuoteType != -1) {
                                            Object obj = ui.getClientProperty(HTMLComponent.CLIENT_PROPERTY_QUOTE);
                                            if (obj != null) {
                                                int quoteType = ((Integer) obj).intValue();
                                                remove = (quoteType == removeQuoteType);
                                            } else {
                                                remove = false;
                                            }
                                        }
                                        if (remove) {
                                            parent.removeComponent(ui);
                                            toRemove.addElement(ui);
                                        }
                                    }
                                }
                                for (Enumeration e = toRemove.elements(); e.hasMoreElements(); ) {
                                    v.removeElement(e.nextElement());
                                }
                            }
                            // stop processing after removal clauses such as none/normal
                            return;
                        }
                    }
                }
                str = "";
            } else {
                str += c;
            }
            if (lbl != null) {
                if (after) {
                    element.addAssociatedComponent(lbl);
                } else {
                    element.addAssociatedComponentAt(pos - initPos, lbl);
                }
                lbl.setUnselectedStyle(new Style(styleCmp.getUnselectedStyle()));
                lbl.putClientProperty(CLIENT_PROPERTY_CSS_CONTENT, after ? "a" : "b");
                if (parent.getComponentCount() == 0) {
                    parent.addComponent(lbl);
                } else {
                    parent.addComponent(pos, lbl);
                }
                pos++;
                applyStyleToUIElement(lbl, selector, element, htmlC);
            }
        }
    }
}

Example 13 with Element

use of com.codename1.xml.Element in project CodenameOne by codenameone.

the class HTMLEventsListener method registerComponent.

/**
 * Registeres the specified component/element duo to listen to all available events
 *
 * @param cmp The actual component
 * @param element The element representing the component
 */
void registerComponent(final Component cmp, final HTMLElement element) {
    comps.put(cmp, element);
    cmp.addFocusListener(this);
    if (cmp instanceof Button) {
        // catches Button, CheckBox, RadioButton
        ((Button) cmp).addActionListener(this);
    } else if (cmp instanceof List) {
        // catches ComboBox
        final List list = (List) cmp;
        list.addActionListener(this);
        SelectionListener sl = new // We create a listener and not listen ourself since the listener's method does not pass the event origin, so we need to make one listener per component
        SelectionListener() {

            public void selectionChanged(int oldSelected, int newSelected) {
                if (htmlC.getHTMLCallback() != null) {
                    htmlC.getHTMLCallback().selectionChanged(oldSelected, newSelected, htmlC, list, element);
                }
            }
        };
        list.addSelectionListener(sl);
        listeners.put(cmp, sl);
    } else if (cmp instanceof TextArea) {
        ((TextArea) cmp).addActionListener(this);
        if (cmp instanceof TextField) {
            final TextField tf = (TextField) cmp;
            DataChangedListener dcl = new // We create a listener and not listen ourself since the listener's method does not pass the event origin, so we need to make one listener per component
            DataChangedListener() {

                public void dataChanged(int type, int index) {
                    element.setAttributeById(HTMLElement.ATTR_VALUE, tf.getText());
                    if (htmlC.getHTMLCallback() != null) {
                        htmlC.getHTMLCallback().dataChanged(type, index, htmlC, tf, element);
                    }
                }
            };
            tf.addDataChangedListener(dcl);
            listeners.put(cmp, dcl);
        }
    }
}

Example 14 with Element

use of com.codename1.xml.Element in project CodenameOne by codenameone.

the class GridBagLayoutInfo method updateParentInfo.

private void updateParentInfo(Container parent) {
    int count = parent.getComponentCount();
    for (int iter = 0; iter < count; iter++) {
        Component element = parent.getComponentAt(iter);
        GridBagConstraints gbc = comptable.get(element);
        updateParentInfo(parent, gbc);
    }
}

Example 15 with Element

use of com.codename1.xml.Element in project CodenameOne by codenameone.

the class CodenameOneImplementation method repaint.

/**
 * Invoked to add an element to the paintQueue
 *
 * @param cmp component or animation to push into the paint queue
 */
public void repaint(Animation cmp) {
    synchronized (displayLock) {
        for (int iter = 0; iter < paintQueueFill; iter++) {
            Animation ani = paintQueue[iter];
            if (ani == cmp) {
                return;
            }
            // no need to paint a Component if one of its parent is already in the queue
            if (ani instanceof Container && cmp instanceof Component) {
                Component parent = ((Component) cmp).getParent();
                while (parent != null) {
                    if (parent == ani) {
                        return;
                    }
                    parent = parent.getParent();
                }
            }
        }
        // overcrowding the queue don't try to grow the array!
        if (paintQueueFill >= paintQueue.length) {
            System.out.println("Warning paint queue size exceeded, please watch the amount of repaint calls");
            return;
        }
        paintQueue[paintQueueFill] = cmp;
        paintQueueFill++;
        displayLock.notify();
    }
}