Examples with ArrayStack com.taobao.weex.el.parse.ArrayStack used on opensource projects

Example 6 with ArrayStack

use of com.taobao.weex.el.parse.ArrayStack in project incubator-weex by apache.

the class ParserTest method createContext.

private ArrayStack createContext() {
    JSONObject data = new JSONObject();
    data.put("item", new JSONObject());
    data.put("index", 20);
    data.put("1", 10);
    data.put("source", true);
    data.put("e6", 10);
    data.put("e7", "e7hello");
    data.put("ratio", 6);
    data.put("count", 6);
    data.getJSONObject("item").put("name", "hello world");
    data.getJSONObject("item").put("1", 10);
    ArrayStack context = new ArrayStack();
    context.push(data);
    return context;
}

Example 7 with ArrayStack

use of com.taobao.weex.el.parse.ArrayStack in project incubator-weex by apache.

the class Statements method doRenderBindingAttrsAndEvent.

/**
 * render dynamic binding attrs and bind them to component node.
 */
private static void doRenderBindingAttrsAndEvent(WXComponent component, WXDomObject domObject, CellRenderContext context) {
    ArrayStack stack = context.stack;
    component.setWaste(false);
    WXAttr attr = domObject.getAttrs();
    if (attr != null && attr.getBindingAttrs() != null && attr.getBindingAttrs().size() > 0) {
        ArrayMap<String, Object> bindAttrs = domObject.getAttrs().getBindingAttrs();
        Map<String, Object> dynamic = renderBindingAttrs(bindAttrs, stack);
        Set<Map.Entry<String, Object>> entries = dynamic.entrySet();
        /**
         * diff attrs, see attrs has update, remove none update attrs
         */
        Iterator<Map.Entry<String, Object>> iterator = entries.iterator();
        while (iterator.hasNext()) {
            Map.Entry<String, Object> entry = iterator.next();
            String key = entry.getKey();
            Object value = entry.getValue();
            Object oldValue = attr.get(key);
            if (value == null) {
                if (oldValue == null) {
                    iterator.remove();
                    continue;
                }
            } else {
                if (value.equals(oldValue)) {
                    iterator.remove();
                }
            }
        }
        if (dynamic.size() > 0) {
            if (dynamic.size() == 1 && dynamic.get(Constants.Name.SRC) != null && component instanceof WXImage) {
                // for image avoid dirty layout, only update src attrs
                domObject.getAttrs().put(Constants.Name.SRC, dynamic.get(Constants.Name.SRC));
            } else {
                // dirty layout
                domObject.updateAttr(dynamic);
            }
            if (isMainThread()) {
                component.updateProperties(dynamic);
            }
            dynamic.clear();
        }
    }
    WXStyle style = domObject.getStyles();
    if (style != null && style.getBindingStyle() != null) {
        ArrayMap<String, Object> bindStyle = style.getBindingStyle();
        Map<String, Object> dynamic = renderBindingAttrs(bindStyle, stack);
        Set<Map.Entry<String, Object>> entries = dynamic.entrySet();
        /**
         * diff attrs, see attrs has update, remove none update attrs
         */
        Iterator<Map.Entry<String, Object>> iterator = entries.iterator();
        while (iterator.hasNext()) {
            Map.Entry<String, Object> entry = iterator.next();
            String key = entry.getKey();
            Object value = entry.getValue();
            Object oldValue = style.get(key);
            if (value == null) {
                if (oldValue == null) {
                    iterator.remove();
                    continue;
                }
            } else {
                if (value.equals(oldValue)) {
                    iterator.remove();
                }
            }
        }
        if (dynamic.size() > 0) {
            domObject.updateStyle(dynamic, false);
            domObject.applyStyle(dynamic);
            if (isMainThread()) {
                component.updateProperties(dynamic);
            }
        }
    }
    WXEvent event = domObject.getEvents();
    if (event == null || event.getEventBindingArgs() == null) {
        return;
    }
    Set<Map.Entry<String, Object>> eventBindArgsEntrySet = event.getEventBindingArgs().entrySet();
    for (Map.Entry<String, Object> eventBindArgsEntry : eventBindArgsEntrySet) {
        List<Object> values = getBindingEventArgs(stack, eventBindArgsEntry.getValue());
        if (values != null) {
            event.putEventBindingArgsValue(eventBindArgsEntry.getKey(), values);
        }
    }
}

Example 8 with ArrayStack

use of com.taobao.weex.el.parse.ArrayStack in project incubator-weex by apache.

the class Statements method doBindingAttrsEventAndRenderChildNode.

/**
 * bind attrs and doRender component child
 */
private static void doBindingAttrsEventAndRenderChildNode(WXComponent component, WXDomObject domObject, CellRenderContext context, List<WXComponent> updates) {
    WXAttr attr = component.getDomObject().getAttrs();
    /**
     * sub component supported, sub component new stack
     */
    ArrayStack stack = context.stack;
    if (attr.get(ELUtils.IS_COMPONENT_ROOT) != null && WXUtils.getBoolean(attr.get(ELUtils.IS_COMPONENT_ROOT), false)) {
        if (attr.get(ELUtils.COMPONENT_PROPS) != null && attr.get(ELUtils.COMPONENT_PROPS) instanceof JSONObject) {
            String compoentId = (String) attr.get(CellDataManager.SUB_COMPONENT_TEMPLATE_ID);
            Object compoentData = null;
            if (!TextUtils.isEmpty(compoentId)) {
                String virtualComponentId = context.getRenderState().getVirtualComponentIds().get(component.getViewTreeKey());
                if (virtualComponentId == null) {
                    // none virtualComponentId, create and do attach
                    virtualComponentId = CellDataManager.createVirtualComponentId(context.templateList.getRef(), component.getViewTreeKey(), context.templateList.getItemId(context.position));
                    Map<String, Object> props = renderProps((JSONObject) attr.get(ELUtils.COMPONENT_PROPS), context.stack);
                    EventResult result = WXBridgeManager.getInstance().syncCallJSEventWithResult(WXBridgeManager.METHD_COMPONENT_HOOK_SYNC, component.getInstanceId(), null, compoentId, VirtualComponentLifecycle.LIFECYCLE, VirtualComponentLifecycle.CREATE, new Object[] { virtualComponentId, props }, null);
                    if (result != null && result.getResult() != null && result.getResult() instanceof Map) {
                        props.putAll((Map<? extends String, ?>) result.getResult());
                    }
                    compoentData = props;
                    context.getRenderState().getVirtualComponentIds().put(component.getViewTreeKey(), virtualComponentId);
                    context.templateList.getCellDataManager().createVirtualComponentData(context.position, virtualComponentId, compoentData);
                    // create virtual componentId
                    WXBridgeManager.getInstance().asyncCallJSEventVoidResult(WXBridgeManager.METHD_COMPONENT_HOOK_SYNC, component.getInstanceId(), null, virtualComponentId, VirtualComponentLifecycle.LIFECYCLE, VirtualComponentLifecycle.ATTACH, null);
                } else {
                    // get virtual component data check has dirty's update
                    compoentData = context.getRenderState().getVirtualComponentDatas().get(virtualComponentId);
                    if (context.getRenderState().isHasDataUpdate()) {
                        Map<String, Object> props = renderProps((JSONObject) attr.get(ELUtils.COMPONENT_PROPS), context.stack);
                        EventResult result = WXBridgeManager.getInstance().syncCallJSEventWithResult(WXBridgeManager.METHD_COMPONENT_HOOK_SYNC, component.getInstanceId(), null, virtualComponentId, VirtualComponentLifecycle.LIFECYCLE, VirtualComponentLifecycle.SYNSTATE, new Object[] { virtualComponentId, props }, null);
                        if (result != null && result.getResult() != null && result.getResult() instanceof Map) {
                            props.putAll((Map<? extends String, ?>) result.getResult());
                            context.templateList.getCellDataManager().updateVirtualComponentData(virtualComponentId, props);
                            compoentData = props;
                        }
                    }
                }
                component.getDomObject().getAttrs().put(CellDataManager.VIRTUAL_COMPONENT_ID, virtualComponentId);
            } else {
                // stateless component
                Map<String, Object> props = renderProps((JSONObject) attr.get(ELUtils.COMPONENT_PROPS), context.stack);
                compoentData = props;
            }
            // virtual component is new context
            context.stack = new ArrayStack();
            if (compoentData != null) {
                context.stack.push(compoentData);
            }
        }
    }
    /**
     * check node is render only once, if render once, and has rendered, just return
     */
    Object vonce = null;
    if (attr.getStatement() != null) {
        vonce = attr.getStatement().get(WXStatement.WX_ONCE);
    }
    if (vonce != null) {
        ArrayStack onceStack = context.getRenderState().getOnceComponentStates().get(component.getViewTreeKey());
        if (onceStack == null) {
            onceStack = context.templateList.copyStack(context, stack);
            context.getRenderState().getOnceComponentStates().put(component.getViewTreeKey(), onceStack);
        }
        context.stack = onceStack;
    }
    doRenderBindingAttrsAndEvent(component, domObject, context);
    if (component instanceof WXVContainer) {
        if (!domObject.isShow()) {
            if (!(component instanceof WXCell)) {
                return;
            }
        }
        WXVContainer container = (WXVContainer) component;
        for (int k = 0; k < container.getChildCount(); ) {
            WXComponent next = container.getChild(k);
            k += doRenderComponent(next, context, updates);
        }
    }
    if (stack != context.stack) {
        context.stack = stack;
    }
}