/**
* Creating the mapping between Reference to {@link WXDomObject} and store the mapping in {@link
* #mRegistry}. Then, parse and copy style from DOM to {@link com.taobao.weex.dom.flex.CSSNode}.
* Finally, DOM's children are also added to {@link com.taobao.weex.dom.flex.CSSNode#mChildren} if
* added is true. The above procedure will be done recursively.
*
* @param dom the original DOM Object
* @param isAdd true for adding children of {@link WXDomObject} {@link
* com.taobao.weex.dom.flex.CSSNode#mChildren} and parsing style, false for only parsing
* style.
*/
private void transformStyle(WXDomObject dom, boolean isAdd) {
if (dom == null) {
return;
}
if (isAdd) {
dom.young();
mRegistry.put(dom.getRef(), dom);
}
WXStyle style = dom.getStyles();
/** merge default styles * */
Map<String, String> defaults = dom.getDefaultStyle();
if (defaults != null) {
Iterator<Map.Entry<String, String>> it = defaults.entrySet().iterator();
while (it.hasNext()) {
Map.Entry<String, String> entry = it.next();
if (!style.containsKey(entry.getKey())) {
style.put(entry.getKey(), entry.getValue());
}
}
}
if (dom.getStyles().size() > 0) {
dom.applyStyleToNode();
}
int count = dom.childCount();
WXDomObject child;
for (int i = 0; i < count; ++i) {
child = dom.getChild(i);
transformStyle(child, isAdd);
}
}
/**
* Create a command object for adding a dom node to its parent in a specific location. If dom's
* parent doesn't exist or the dom has been added in current {@link WXSDKInstance}, this method
* will return. If the above request is met, then put the command object in the queue.
*
* @param dom the dom object in the form of JSONObject
* @param parentRef parent to which the dom is added.
* @param index the location of which the dom is added.
*/
void addDom(JSONObject dom, final String parentRef, final int index) {
if (mDestroy) {
return;
}
WXDomObject parent = mRegistry.get(parentRef);
WXSDKInstance instance = WXSDKManager.getInstance().getSDKInstance(mInstanceId);
if (parent == null) {
if (instance != null) {
instance.commitUTStab(IWXUserTrackAdapter.DOM_MODULE, WXErrorCode.WX_ERR_DOM_ADDELEMENT);
}
return;
}
WXDomObject domObject = parseInner(dom);
if (domObject == null || mRegistry.containsKey(domObject.getRef())) {
if (WXEnvironment.isApkDebugable()) {
WXLogUtils.e("[WXDomStatement] addDom error!!");
}
if (instance != null) {
instance.commitUTStab(IWXUserTrackAdapter.DOM_MODULE, WXErrorCode.WX_ERR_DOM_ADDELEMENT);
}
return;
}
findFixed(domObject);
parent.add(domObject, index);
transformStyle(domObject, true);
// Create component in dom thread
final WXComponent component =
mWXRenderManager.createComponentOnDomThread(mInstanceId, domObject, parentRef, index);
if (component == null) {
// stop redner, some fatal happened.
return;
}
AddDomInfo addDomInfo = new AddDomInfo();
addDomInfo.component = component;
mAddDom.put(domObject.getRef(), addDomInfo);
mNormalTasks.add(
new IWXRenderTask() {
@Override
public void execute() {
WXSDKInstance instance = WXSDKManager.getInstance().getSDKInstance(mInstanceId);
if (instance == null || instance.getContext() == null) {
WXLogUtils.e("instance is null or instance is destroy!");
return;
}
try {
mWXRenderManager.addComponent(mInstanceId, component, parentRef, index);
} catch (Exception e) {
WXLogUtils.e("add component failed.", e);
}
}
@Override
public String toString() {
return "AddDom";
}
});
animations.add(
new Pair<String, Map<String, Object>>(domObject.getRef(), domObject.getStyles()));
mDirty = true;
if (instance != null) {
instance.commitUTStab(IWXUserTrackAdapter.DOM_MODULE, WXErrorCode.WX_SUCCESS);
}
}
/**
* Create command object for creating body according to the JSONObject. And put the command object
* in the queue.
*
* @param element the jsonObject according to which to create command object.
*/
void createBody(JSONObject element) {
if (mDestroy) {
return;
}
WXSDKInstance instance = WXSDKManager.getInstance().getSDKInstance(mInstanceId);
if (element == null) {
if (instance != null) {
instance.commitUTStab(IWXUserTrackAdapter.DOM_MODULE, WXErrorCode.WX_ERR_DOM_CREATEBODY);
}
return;
}
WXDomObject domObject = parseInner(element);
if (domObject == null) {
return;
}
Map<String, Object> style = new HashMap<>(5);
if (!domObject.getStyles().containsKey(Constants.Name.FLEX_DIRECTION)) {
style.put(Constants.Name.FLEX_DIRECTION, "column");
}
if (!domObject.getStyles().containsKey(Constants.Name.BACKGROUND_COLOR)) {
style.put(Constants.Name.BACKGROUND_COLOR, "#ffffff");
}
// If there is height or width in JS, then that value will override value here.
if (!domObject.getStyles().containsKey(Constants.Name.WIDTH)) {
style.put(
Constants.Name.WIDTH, WXViewUtils.getWebPxByWidth(WXViewUtils.getWeexWidth(mInstanceId)));
domObject.setModifyWidth(true);
}
if (!domObject.getStyles().containsKey(Constants.Name.HEIGHT)) {
style.put(
Constants.Name.HEIGHT,
WXViewUtils.getWebPxByWidth(WXViewUtils.getWeexHeight(mInstanceId)));
domObject.setModifyHeight(true);
}
WXDomObject.prepareRoot(domObject);
domObject.updateStyle(style);
transformStyle(domObject, true);
try {
final WXComponent component = mWXRenderManager.createBodyOnDomThread(mInstanceId, domObject);
AddDomInfo addDomInfo = new AddDomInfo();
addDomInfo.component = component;
mAddDom.put(domObject.getRef(), addDomInfo);
mNormalTasks.add(
new IWXRenderTask() {
@Override
public void execute() {
WXSDKInstance instance = WXSDKManager.getInstance().getSDKInstance(mInstanceId);
if (instance == null || instance.getContext() == null) {
WXLogUtils.e("instance is null or instance is destroy!");
return;
}
try {
mWXRenderManager.createBody(mInstanceId, component);
} catch (Exception e) {
WXLogUtils.e("create body failed.", e);
}
}
@Override
public String toString() {
return "createBody";
}
});
animations.add(
new Pair<String, Map<String, Object>>(domObject.getRef(), domObject.getStyles()));
mDirty = true;
if (instance != null) {
instance.commitUTStab(IWXUserTrackAdapter.DOM_MODULE, WXErrorCode.WX_SUCCESS);
}
} catch (Exception e) {
WXLogUtils.e("create body in dom thread failed." + e.getMessage());
}
}
