Examples with BindViews butterknife.BindViews used on opensource projects

Example 1 with BindViews

use of butterknife.BindViews in project butterknife by JakeWharton.

the class ButterKnifeProcessor method findAndParseTargets.

private Map<TypeElement, BindingSet> findAndParseTargets(RoundEnvironment env) {
    Map<TypeElement, BindingSet.Builder> builderMap = new LinkedHashMap<>();
    Set<TypeElement> erasedTargetNames = new LinkedHashSet<>();
    scanForRClasses(env);
    // Process each @BindAnim element.
    for (Element element : env.getElementsAnnotatedWith(BindAnim.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceAnimation(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindAnim.class, e);
        }
    }
    // Process each @BindArray element.
    for (Element element : env.getElementsAnnotatedWith(BindArray.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceArray(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindArray.class, e);
        }
    }
    // Process each @BindBitmap element.
    for (Element element : env.getElementsAnnotatedWith(BindBitmap.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceBitmap(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindBitmap.class, e);
        }
    }
    // Process each @BindBool element.
    for (Element element : env.getElementsAnnotatedWith(BindBool.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceBool(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindBool.class, e);
        }
    }
    // Process each @BindColor element.
    for (Element element : env.getElementsAnnotatedWith(BindColor.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceColor(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindColor.class, e);
        }
    }
    // Process each @BindDimen element.
    for (Element element : env.getElementsAnnotatedWith(BindDimen.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceDimen(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindDimen.class, e);
        }
    }
    // Process each @BindDrawable element.
    for (Element element : env.getElementsAnnotatedWith(BindDrawable.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceDrawable(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindDrawable.class, e);
        }
    }
    // Process each @BindFloat element.
    for (Element element : env.getElementsAnnotatedWith(BindFloat.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceFloat(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindFloat.class, e);
        }
    }
    // Process each @BindFont element.
    for (Element element : env.getElementsAnnotatedWith(BindFont.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceFont(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindFont.class, e);
        }
    }
    // Process each @BindInt element.
    for (Element element : env.getElementsAnnotatedWith(BindInt.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceInt(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindInt.class, e);
        }
    }
    // Process each @BindString element.
    for (Element element : env.getElementsAnnotatedWith(BindString.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceString(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindString.class, e);
        }
    }
    // Process each @BindView element.
    for (Element element : env.getElementsAnnotatedWith(BindView.class)) {
        // so that an unresolved View type can be generated by later processing rounds
        try {
            parseBindView(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindView.class, e);
        }
    }
    // Process each @BindViews element.
    for (Element element : env.getElementsAnnotatedWith(BindViews.class)) {
        // so that an unresolved View type can be generated by later processing rounds
        try {
            parseBindViews(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindViews.class, e);
        }
    }
    // Process each annotation that corresponds to a listener.
    for (Class<? extends Annotation> listener : LISTENERS) {
        findAndParseListener(env, listener, builderMap, erasedTargetNames);
    }
    // Associate superclass binders with their subclass binders. This is a queue-based tree walk
    // which starts at the roots (superclasses) and walks to the leafs (subclasses).
    Deque<Map.Entry<TypeElement, BindingSet.Builder>> entries = new ArrayDeque<>(builderMap.entrySet());
    Map<TypeElement, BindingSet> bindingMap = new LinkedHashMap<>();
    while (!entries.isEmpty()) {
        Map.Entry<TypeElement, BindingSet.Builder> entry = entries.removeFirst();
        TypeElement type = entry.getKey();
        BindingSet.Builder builder = entry.getValue();
        TypeElement parentType = findParentType(type, erasedTargetNames);
        if (parentType == null) {
            bindingMap.put(type, builder.build());
        } else {
            BindingSet parentBinding = bindingMap.get(parentType);
            if (parentBinding != null) {
                builder.setParent(parentBinding);
                bindingMap.put(type, builder.build());
            } else {
                // Has a superclass binding but we haven't built it yet. Re-enqueue for later.
                entries.addLast(entry);
            }
        }
    }
    return bindingMap;
}

Example 2 with BindViews

use of butterknife.BindViews in project AndroidLife by CaMnter.

the class ButterKnifeProcessor method findAndParseTargets.

/**
 * 1.扫描 R class，并解析
 * 2.SuperficialValidation.validateElement(...) google auto 验证 javax Element
 * 3.处理 @BindArray
 * 4.处理 @BindBitmap
 * 5.处理 @BindBool
 * 6.处理 @BindColor
 * 7.处理 @BindDimen
 * 8.处理 @BindDrawable
 * 9.处理 @BindFloat
 * 10.处理 @BindInt
 * 11.处理 @BindString
 * 12.处理 @BindView
 * 13.处理 @BindViews
 * 14.处理事件（ @OnCheckedChanged, @OnClick, @OnEditorAction, @OnFocusChange, @OnItemClick 等）
 * 15.BindingSet.Builder Map 缓存生成 BindingSet Map 缓存
 *
 * @param env RoundEnvironment
 * @return Map
 */
private Map<TypeElement, BindingSet> findAndParseTargets(RoundEnvironment env) {
    Map<TypeElement, BindingSet.Builder> builderMap = new LinkedHashMap<>();
    Set<TypeElement> erasedTargetNames = new LinkedHashSet<>();
    // TODO Mark 1
    scanForRClasses(env);
    // Process each @BindArray element.
    for (Element element : env.getElementsAnnotatedWith(BindArray.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceArray(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindArray.class, e);
        }
    }
    // Process each @BindBitmap element.
    for (Element element : env.getElementsAnnotatedWith(BindBitmap.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceBitmap(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindBitmap.class, e);
        }
    }
    // Process each @BindBool element.
    for (Element element : env.getElementsAnnotatedWith(BindBool.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceBool(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindBool.class, e);
        }
    }
    // Process each @BindColor element.
    for (Element element : env.getElementsAnnotatedWith(BindColor.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceColor(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindColor.class, e);
        }
    }
    // Process each @BindDimen element.
    for (Element element : env.getElementsAnnotatedWith(BindDimen.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceDimen(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindDimen.class, e);
        }
    }
    // Process each @BindDrawable element.
    for (Element element : env.getElementsAnnotatedWith(BindDrawable.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceDrawable(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindDrawable.class, e);
        }
    }
    // Process each @BindFloat element.
    for (Element element : env.getElementsAnnotatedWith(BindFloat.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceFloat(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindFloat.class, e);
        }
    }
    // Process each @BindInt element.
    for (Element element : env.getElementsAnnotatedWith(BindInt.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceInt(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindInt.class, e);
        }
    }
    // Process each @BindString element.
    for (Element element : env.getElementsAnnotatedWith(BindString.class)) {
        if (!SuperficialValidation.validateElement(element))
            continue;
        try {
            parseResourceString(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindString.class, e);
        }
    }
    // Process each @BindView element.
    for (Element element : env.getElementsAnnotatedWith(BindView.class)) {
        // so that an unresolved View type can be generated by later processing rounds
        try {
            parseBindView(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindView.class, e);
        }
    }
    // Process each @BindViews element.
    for (Element element : env.getElementsAnnotatedWith(BindViews.class)) {
        // so that an unresolved View type can be generated by later processing rounds
        try {
            parseBindViews(element, builderMap, erasedTargetNames);
        } catch (Exception e) {
            logParsingError(element, BindViews.class, e);
        }
    }
    // Process each annotation that corresponds to a listener.
    for (Class<? extends Annotation> listener : LISTENERS) {
        findAndParseListener(env, listener, builderMap, erasedTargetNames);
    }
    /*
         * TODO Mark 2
         *
         * 1.遍历 BindingSet.Builder Map 缓存
         * 2.拿到每个 .java 元素 和其对应的 BindingSet.Builder 缓存
         * 3.寻找 .java 元素的父类型元素
         * - 不存在的话，就直接构建
         * - 存在的话，查看父类型的 Builder 缓存。有的话，设置 Parent，开始构建。没有的话，放入 BindingSet.Builder 缓存 的末尾
         * 4.构建后的数据，会生成 BindingSet Map 缓存
         */
    // Associate superclass binders with their subclass binders. This is a queue-based tree walk
    // which starts at the roots (superclasses) and walks to the leafs (subclasses).
    Deque<Map.Entry<TypeElement, BindingSet.Builder>> entries = new ArrayDeque<>(builderMap.entrySet());
    Map<TypeElement, BindingSet> bindingMap = new LinkedHashMap<>();
    while (!entries.isEmpty()) {
        Map.Entry<TypeElement, BindingSet.Builder> entry = entries.removeFirst();
        TypeElement type = entry.getKey();
        BindingSet.Builder builder = entry.getValue();
        TypeElement parentType = findParentType(type, erasedTargetNames);
        if (parentType == null) {
            bindingMap.put(type, builder.build());
        } else {
            BindingSet parentBinding = bindingMap.get(parentType);
            if (parentBinding != null) {
                builder.setParent(parentBinding);
                bindingMap.put(type, builder.build());
            } else {
                // Has a superclass binding but we haven't built it yet. Re-enqueue for later.
                entries.addLast(entry);
            }
        }
    }
    return bindingMap;
}

Example 3 with BindViews

use of butterknife.BindViews in project AndroidLife by CaMnter.

the class ButterKnifeProcessor method parseBindViews.

/**
 * 解析 BindViews
 *
 * 1.拿到 BindArray 注解元素 的 .java 类元素
 * 2.检查注解使用错误，或者注解所在的环境问题（ 比如 private or static，所在的 .java 是 private 等 ）
 * - 有错误就 return
 * 3.获取元素的类型
 * 4.校验是否是 Array 或者 List，不是则报错返回
 * 5.校验元素类型（ 不是 View 的子类，并且不是接口类型 ），报错返回
 * 6.获取该 .java 元素对应的 BindingSet.Builder，没有则创建
 * 7.注解中抽出一组 Id，校验是否有重复 id
 * 8.包装成  FieldCollectionViewBinding 添加到 BindingSet.Builder
 * 9.记录 .java 元素 为要删除的目录
 *
 * @param element BindBitmap 注解元素
 * @param builderMap BindingSet.Builder 缓存 Map
 * @param erasedTargetNames 要删除元素的目录，存在的是 .java 的元素
 */
private void parseBindViews(Element element, Map<TypeElement, BindingSet.Builder> builderMap, Set<TypeElement> erasedTargetNames) {
    TypeElement enclosingElement = (TypeElement) element.getEnclosingElement();
    // Start by verifying common generated code restrictions.
    boolean hasError = isInaccessibleViaGeneratedCode(BindViews.class, "fields", element) || isBindingInWrongPackage(BindViews.class, element);
    // Verify that the type is a List or an array.
    TypeMirror elementType = element.asType();
    String erasedType = doubleErasure(elementType);
    TypeMirror viewType = null;
    FieldCollectionViewBinding.Kind kind = null;
    if (elementType.getKind() == TypeKind.ARRAY) {
        ArrayType arrayType = (ArrayType) elementType;
        viewType = arrayType.getComponentType();
        kind = FieldCollectionViewBinding.Kind.ARRAY;
    } else if (LIST_TYPE.equals(erasedType)) {
        DeclaredType declaredType = (DeclaredType) elementType;
        List<? extends TypeMirror> typeArguments = declaredType.getTypeArguments();
        if (typeArguments.size() != 1) {
            error(element, "@%s List must have a generic component. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
            hasError = true;
        } else {
            viewType = typeArguments.get(0);
        }
        kind = FieldCollectionViewBinding.Kind.LIST;
    } else {
        error(element, "@%s must be a List or array. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    if (viewType != null && viewType.getKind() == TypeKind.TYPEVAR) {
        TypeVariable typeVariable = (TypeVariable) viewType;
        viewType = typeVariable.getUpperBound();
    }
    // Verify that the target type extends from View.
    if (viewType != null && !isSubtypeOfType(viewType, VIEW_TYPE) && !isInterface(viewType)) {
        if (viewType.getKind() == TypeKind.ERROR) {
            note(element, "@%s List or array with unresolved type (%s) " + "must elsewhere be generated as a View or interface. (%s.%s)", BindViews.class.getSimpleName(), viewType, enclosingElement.getQualifiedName(), element.getSimpleName());
        } else {
            error(element, "@%s List or array type must extend from View or be an interface. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
            hasError = true;
        }
    }
    // Assemble information on the field.
    String name = element.getSimpleName().toString();
    int[] ids = element.getAnnotation(BindViews.class).value();
    if (ids.length == 0) {
        error(element, "@%s must specify at least one ID. (%s.%s)", BindViews.class.getSimpleName(), enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    Integer duplicateId = findDuplicate(ids);
    if (duplicateId != null) {
        error(element, "@%s annotation contains duplicate ID %d. (%s.%s)", BindViews.class.getSimpleName(), duplicateId, enclosingElement.getQualifiedName(), element.getSimpleName());
        hasError = true;
    }
    if (hasError) {
        return;
    }
    // Always false as hasError would have been true.
    assert viewType != null;
    TypeName type = TypeName.get(viewType);
    boolean required = isFieldRequired(element);
    List<Id> idVars = new ArrayList<>();
    for (int id : ids) {
        QualifiedId qualifiedId = elementToQualifiedId(element, id);
        idVars.add(getId(qualifiedId));
    }
    BindingSet.Builder builder = getOrCreateBindingBuilder(builderMap, enclosingElement);
    builder.addFieldCollection(new FieldCollectionViewBinding(name, type, kind, idVars, required));
    erasedTargetNames.add(enclosingElement);
}