/** Create fields for injections inside main class */
protected void generateFields() {
for (Iterator<Element> iterator = mElements.iterator(); iterator.hasNext(); ) {
Element element = iterator.next();
if (!element.used) {
iterator.remove();
continue;
}
// remove duplicate field
PsiField[] fields = mClass.getFields();
boolean duplicateField = false;
for (PsiField field : fields) {
String name = field.getName();
if (name != null && name.equals(element.getFieldName())) {
duplicateField = true;
break;
}
}
if (duplicateField) {
iterator.remove();
continue;
}
mClass.add(
mFactory.createFieldFromText(
"private " + element.name + " " + element.getFieldName() + ";", mClass));
}
}
/** Create ViewHolder for adapters with injections */
protected void generateAdapter() {
// view holder class
String holderClassName = Utils.getViewHolderClassName();
StringBuilder holderBuilder = new StringBuilder();
// generator of view holder class
StringBuilder generator = new StringBuilder();
generator.append("public " + holderClassName + "(android.view.View rootView) {\n");
// rootView
String rootViewName = "rootView";
holderBuilder.append("public " + "android.view.View " + rootViewName + ";\n");
generator.append("this." + rootViewName + " = " + rootViewName + ";\n");
for (Element element : mElements) {
if (!element.used) {
continue;
}
// field
holderBuilder.append("public " + element.name + " " + element.getFieldName() + ";\n");
// findViewById in generator
generator.append(
"this."
+ element.getFieldName()
+ " = ("
+ element.name
+ ") "
+ rootViewName
+ ".findViewById("
+ element.getFullID()
+ ");\n");
}
generator.append("}\n");
holderBuilder.append(generator.toString());
PsiClass viewHolder = mFactory.createClassFromText(holderBuilder.toString(), mClass);
viewHolder.setName(holderClassName);
mClass.add(viewHolder);
mClass.addBefore(
mFactory.createKeyword("public", mClass),
mClass.findInnerClassByName(holderClassName, true));
mClass.addBefore(
mFactory.createKeyword("static", mClass),
mClass.findInnerClassByName(holderClassName, true));
}
private void generatorLayoutCode(String contextName, String findPre) {
List<Element> editTextElements = new ArrayList<>();
List<Element> clickableElements = new ArrayList<>();
List<Element> itemClickableElements = new ArrayList<>();
// generator findViewById code in initView() method
StringBuilder initView = new StringBuilder();
if (TextUtils.isEmpty(findPre)) {
initView.append("private void initView() {\n");
} else {
initView.append("private void initView(View " + findPre + ") {\n");
}
for (Element element : mElements) {
String pre = TextUtils.isEmpty(findPre) ? "" : findPre + ".";
initView.append(
element.getFieldName()
+ " = ("
+ element.name
+ ") "
+ pre
+ "findViewById("
+ element.getFullID()
+ ");\n");
// set flag
if (element.isEditText) {
editTextElements.add(element);
}
if (element.isClickable) {
clickableElements.add(element);
}
if (element.isItemClickable) {
itemClickableElements.add(element);
}
}
// generator EditText validate code if need
StringBuilder sbEditText = new StringBuilder();
if (editTextElements.size() > 0) {
sbEditText.append("private void submit() {\n");
sbEditText.append("\t\t// validate\n");
for (Element element : editTextElements) {
// generator EditText string name
String idName = element.id;
int index = idName.lastIndexOf("_");
String name = index == -1 ? idName : idName.substring(index + 1);
if (name.equals(idName)) {
name += "String";
}
sbEditText.append("String " + name + " = " + idName + ".getText().toString().trim();\n");
sbEditText.append("if(TextUtils.isEmpty(" + name + ")) {\n");
// 提示的toast为EditText的hint文字,无hint时格式为"name不能为空"
String emptyTint = name + "不能为空";
String hint = element.xml.getAttributeValue("android:hint");
if (!TextUtils.isEmpty(hint) && !hint.startsWith("@string")) {
emptyTint = hint;
}
sbEditText.append(
"Toast.makeText("
+ contextName
+ ", \""
+ emptyTint
+ "\", Toast.LENGTH_SHORT).show();\n");
sbEditText.append("return;\n");
sbEditText.append("}\n");
sbEditText.append("\n");
}
sbEditText.append("\t\t// TODO validate success, do something\n");
sbEditText.append("\n\n}\n");
}
// generator clickable code if need
StringBuilder sbClickable = new StringBuilder();
if (clickableElements.size() > 0) {
// let class implement OnClickListener
PsiReferenceList implementsList = mClass.getImplementsList();
if (implementsList != null) {
PsiJavaCodeReferenceElement[] referenceElements = implementsList.getReferenceElements();
boolean hasImpl = false;
for (PsiJavaCodeReferenceElement re : referenceElements) {
hasImpl = re.getText().contains("OnClickListener");
}
// add implement if not exist
if (!hasImpl) {
PsiJavaCodeReferenceElement pjcre =
mFactory.createReferenceElementByFQClassName(
"android.view.View.OnClickListener", mClass.getResolveScope());
implementsList.add(pjcre);
}
}
initView.append("\n");
sbClickable
.append("@Override public void onClick(View v) {\n")
.append("switch (v.getId()) {\n");
for (Element element : clickableElements) {
// generator setOnClickListener code in initView()
initView.append(element.getFieldName() + ".setOnClickListener(this);\n");
// generator override public void onClick(View v) method
sbClickable.append("case " + element.getFullID() + " :\n\nbreak;\n");
}
sbClickable.append("}\n}");
}
// generator itemClickable code if need
for (Element element : itemClickableElements) {
// generator setOnClickListener code in initView()
initView.append(
element.getFieldName()
+ ".setOnItemClickListener(new AdapterView.OnItemClickListener() {\n");
initView.append("@Override\n");
initView.append(
"public void onItemClick(AdapterView<?> parent, View view, int position, long id) {\n\n");
initView.append("}\n");
initView.append("});\n");
}
initView.append("}\n");
PsiMethod[] initViewMethods = mClass.findMethodsByName("initView", false);
if (initViewMethods.length > 0 && initViewMethods[0].getBody() != null) {
// already have method
// append non-repeated field
PsiCodeBlock initViewMethodBody = initViewMethods[0].getBody();
for (Element element : mElements) {
// append findViewById
String pre = TextUtils.isEmpty(findPre) ? "" : findPre + ".";
String s2 =
element.getFieldName()
+ " = ("
+ element.name
+ ") "
+ pre
+ "findViewById("
+ element.getFullID()
+ ");";
initViewMethodBody.add(mFactory.createStatementFromText(s2, initViewMethods[0]));
// append setOnClickListener
String s1 = element.getFieldName() + ".setOnClickListener(this);";
initViewMethodBody.add(mFactory.createStatementFromText(s1, initViewMethods[0]));
}
} else {
// new method
mClass.add(mFactory.createMethodFromText(initView.toString(), mClass));
}
if (clickableElements.size() > 0) {
PsiMethod[] onClickMethods = mClass.findMethodsByName("onClick", false);
if (onClickMethods.length > 0 && onClickMethods[0].getBody() != null) {
// already have method
// append non-repeated field
PsiCodeBlock onClickMethodBody = onClickMethods[0].getBody();
for (PsiElement element : onClickMethodBody.getChildren()) {
if (element instanceof PsiSwitchStatement) {
PsiSwitchStatement switchStatement = (PsiSwitchStatement) element;
PsiCodeBlock body = switchStatement.getBody();
if (body != null) {
for (Element clickableElement : clickableElements) {
String caseStr = "case " + clickableElement.getFullID() + " :";
body.add(mFactory.createStatementFromText(caseStr, body));
body.add(mFactory.createStatementFromText("break;", body));
}
}
break;
}
}
} else {
// new method
mClass.add(mFactory.createMethodFromText(sbClickable.toString(), mClass));
}
}
if (editTextElements.size() > 0) {
mClass.add(mFactory.createMethodFromText(sbEditText.toString(), mClass));
}
}