Examples with CloudObject com.codename1.cloud.CloudObject used on opensource projects

Example 1 with CloudObject

use of com.codename1.cloud.CloudObject in project CodenameOne by codenameone.

the class CloudImageProperty method propertyValue.

/**
 * {@inheritDoc}
 */
public Object propertyValue(CloudObject obj, String propertyName) {
    final String key = (String) obj.getObject(idProperty);
    if (key == null) {
        return placeholderImage;
    }
    Image image = (Image) getCache().get(key);
    if (image == null) {
        ReplaceableImage r = inProgress.get(key);
        if (r != null) {
            return r;
        }
        final ReplaceableImage rp = ReplaceableImage.create(placeholderImage);
        inProgress.put(key, rp);
        ConnectionRequest cr = new ConnectionRequest() {

            private EncodedImage e;

            protected void readResponse(InputStream input) throws IOException {
                e = EncodedImage.create(input);
                ;
                if (e.getWidth() != placeholderImage.getWidth() || e.getHeight() != placeholderImage.getHeight()) {
                    ImageIO io = ImageIO.getImageIO();
                    if (io != null) {
                        ByteArrayOutputStream bo = new ByteArrayOutputStream();
                        io.save(new ByteArrayInputStream(e.getImageData()), bo, ImageIO.FORMAT_JPEG, placeholderImage.getWidth(), placeholderImage.getHeight(), 0.9f);
                        e = EncodedImage.create(bo.toByteArray());
                    }
                }
            }

            protected void postResponse() {
                rp.replace(e);
                getCache().put(key, e);
                inProgress.remove(key);
            }
        };
        cr.setPost(false);
        cr.setUrl(CloudStorage.getInstance().getUrlForCloudFileId(key));
        NetworkManager.getInstance().addToQueue(cr);
        return rp;
    }
    return image;
}

Example 2 with CloudObject

use of com.codename1.cloud.CloudObject in project CodenameOne by codenameone.

the class CloudObject method bindTree.

/**
 * Binds a UI tree to the cloud object so its values automatically update in the cloud object
 *
 * @param ui the component tree to bind
 * @param defer bind settings whether to defer the binding which requires developers to explicitly commit
 * the binding to perform the changes
 * @param objectLead if set to true the UI property is initialized from values in the CloudObject, if false
 * the cloud object property is initialized from the UI
 */
public void bindTree(Container ui, int defer, boolean objectLead) {
    int componentCount = ui.getComponentCount();
    for (int iter = 0; iter < componentCount; iter++) {
        Component c = ui.getComponentAt(iter);
        if (c instanceof Container) {
            bindTree((Container) c, defer, objectLead);
            continue;
        }
        String bind = c.getCloudBoundProperty();
        if (bind != null && bind.length() > 0) {
            String attributeName = c.getCloudDestinationProperty();
            if (attributeName != null) {
                bindProperty(c, bind, attributeName, defer, objectLead);
            }
        }
    }
}

Example 3 with CloudObject

use of com.codename1.cloud.CloudObject in project CodenameOne by codenameone.

the class CloudObject method bindProperty.

/**
 * Binds a property value within the given component to this cloud object, this means that
 * when the component changes the cloud object changes unless deferred. If the defer flag is
 * false all changes are stored in a temporary location and only "committed" once commitBindings()
 * is invoked.
 * @param cmp the component to bind
 * @param propertyName the name of the property in the bound component
 * @param attributeName the key within the cloud object
 * @param defer bind settings whether to defer the binding which requires developers to explicitly commit
 * the binding to perform the changes
 * @param objectLead if set to true the UI property is initialized from values in the CloudObject, if false
 * the cloud object property is initialized from the UI
 */
public void bindProperty(Component cmp, final String propertyName, final String attributeName, final int defer, boolean objectLead) {
    if (objectLead) {
        Object val = values.get(attributeName);
        Object cmpVal = cmp.getBoundPropertyValue(propertyName);
        if (val == null) {
            if (cmpVal != null) {
                cmp.setBoundPropertyValue(propertyName, null);
            }
        } else {
            if (cmpVal == null || !(val.equals(cmpVal))) {
                cmp.setBoundPropertyValue(propertyName, val);
            }
        }
    } else {
        Object val = values.get(attributeName);
        Object cmpVal = cmp.getBoundPropertyValue(propertyName);
        if (cmpVal == null) {
            if (val != null) {
                values.remove(attributeName);
                status = STATUS_MODIFIED;
            }
        } else {
            if (val == null || !(val.equals(cmpVal))) {
                values.put(attributeName, cmpVal);
                status = STATUS_MODIFIED;
            }
        }
    }
    BindTarget target = new BindTarget() {

        public void propertyChanged(Component source, String propertyName, Object oldValue, Object newValue) {
            switch(defer) {
                case BINDING_DEFERRED:
                    if (deferedValues == null) {
                        deferedValues = new Hashtable();
                    }
                    deferedValues.put(attributeName, newValue);
                    break;
                case BINDING_IMMEDIATE:
                    values.put(attributeName, newValue);
                    status = STATUS_MODIFIED;
                    break;
                case BINDING_AUTO_SAVE:
                    values.put(attributeName, newValue);
                    status = STATUS_MODIFIED;
                    CloudStorage.getInstance().save(CloudObject.this);
                    break;
            }
        }
    };
    cmp.bindProperty(propertyName, target);
    cmp.putClientProperty("CN1Bind" + propertyName, target);
}

Example 4 with CloudObject

use of com.codename1.cloud.CloudObject in project CodenameOne by codenameone.

the class GenericListCellRenderer method getCellRendererComponent.

/**
 * {@inheritDoc}
 */
public Component getCellRendererComponent(Component list, Object model, T value, int index, boolean isSelected) {
    Component cmp;
    Component[] entries;
    if (!fisheye && !Display.getInstance().shouldRenderSelection(list)) {
        isSelected = false;
    }
    if (isSelected && (fisheye || list.hasFocus())) {
        cmp = selected;
        entries = selectedEntries;
        if (selectedEven != null && index % 2 == 0) {
            cmp = selectedEven;
            entries = selectedEntriesEven;
            // prevent the list from over-optimizing the background painting
            if (list instanceof List) {
                ((List) list).setMutableRendererBackgrounds(true);
            }
        }
        cmp.setFocus(true);
        boolean lead = false;
        if (cmp instanceof Container) {
            lead = ((Container) cmp).getLeadComponent() != null;
        }
        if (value instanceof Map) {
            Map h = (Map) value;
            Boolean enabled = (Boolean) h.get(ENABLED);
            if (enabled != null) {
                cmp.setEnabled(enabled.booleanValue());
            }
            int elen = entries.length;
            for (int iter = 0; iter < elen; iter++) {
                String currentName = entries[iter].getName();
                Object val;
                if (currentName.equals("$number")) {
                    val = "" + (index + 1);
                } else {
                    // a selected entry might differ in its value to allow for
                    // behavior such as rollover images
                    val = h.get("#" + currentName);
                    if (val == null) {
                        val = h.get(currentName);
                    }
                    val = updateModelValues(h, currentName, entries, iter, val);
                }
                setComponentValueWithTickering(entries[iter], val, list, cmp);
                entries[iter].setFocus(lead || entries[iter].isFocusable());
            }
        } else {
            if (value instanceof CloudObject) {
                CloudObject h = (CloudObject) value;
                Boolean enabled = (Boolean) h.getBoolean(ENABLED);
                if (enabled != null) {
                    cmp.setEnabled(enabled.booleanValue());
                }
                int elen = entries.length;
                for (int iter = 0; iter < elen; iter++) {
                    String currentName = entries[iter].getName();
                    Object val;
                    if (currentName.equals("$number")) {
                        val = "" + (index + 1);
                    } else {
                        // a selected entry might differ in its value to allow for
                        // behavior such as rollover images
                        val = h.getObject("#" + currentName);
                        if (val == null) {
                            val = h.getObject(currentName);
                        }
                    }
                    setComponentValueWithTickering(entries[iter], val, list, cmp);
                    entries[iter].setFocus(entries[iter].isFocusable());
                }
            } else {
                setComponentValueWithTickering(entries[0], value, list, cmp);
                entries[0].setFocus(entries[0].isFocusable());
            }
        }
        return cmp;
    } else {
        cmp = unselected;
        entries = unselectedEntries;
        if (unselectedEven != null && index % 2 == 0) {
            cmp = unselectedEven;
            entries = unselectedEntriesEven;
            // prevent the list from over-optimizing the background painting
            if (list instanceof List) {
                ((List) list).setMutableRendererBackgrounds(true);
            }
        }
        cmp.setFocus(false);
        if (value instanceof Map) {
            Map h = (Map) value;
            Boolean enabled = (Boolean) h.get(ENABLED);
            if (enabled != null) {
                cmp.setEnabled(enabled.booleanValue());
            }
            int elen = entries.length;
            for (int iter = 0; iter < elen; iter++) {
                String currentName = entries[iter].getName();
                if (currentName.equals("$number")) {
                    setComponentValue(entries[iter], "" + (index + 1), list, cmp);
                    continue;
                }
                Object val = h.get(currentName);
                val = updateModelValues(h, currentName, entries, iter, val);
                setComponentValue(entries[iter], val, list, cmp);
            }
        } else {
            if (value instanceof CloudObject) {
                CloudObject h = (CloudObject) value;
                Boolean enabled = h.getBoolean(ENABLED);
                if (enabled != null) {
                    cmp.setEnabled(enabled.booleanValue());
                }
                int elen = entries.length;
                for (int iter = 0; iter < elen; iter++) {
                    String currentName = entries[iter].getName();
                    if (currentName.equals("$number")) {
                        setComponentValue(entries[iter], "" + (index + 1), list, cmp);
                        continue;
                    }
                    setComponentValue(entries[iter], h.getObject(currentName), list, cmp);
                }
            } else {
                if (entries.length > 0) {
                    setComponentValue(entries[0], value, list, cmp);
                }
            }
        }
        return cmp;
    }
}