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162 lines
5.0 KiB
162 lines
5.0 KiB
/* |
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* Licensed to the Apache Software Foundation (ASF) under one |
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* or more contributor license agreements. See the NOTICE file |
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* distributed with this work for additional information |
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* regarding copyright ownership. The ASF licenses this file |
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* to you under the Apache License, Version 2.0 (the |
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* "License"); you may not use this file except in compliance |
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* with the License. You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, |
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* software distributed under the License is distributed on an |
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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* KIND, either express or implied. See the License for the |
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* specific language governing permissions and limitations |
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* under the License. |
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*/ |
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#import "WXComponent.h" |
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#import "WXSDKInstance.h" |
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#import "WXUtility.h" |
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#define FlexUndefined NAN |
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#ifdef __cplusplus |
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#include "layout.h" |
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typedef WeexCore::WXCoreFlexDirection WXCoreFlexDirection; |
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typedef WeexCore::WXCoreFlexWrap WXCoreFlexWrap; |
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typedef WeexCore::WXCoreJustifyContent WXCoreJustifyContent; |
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typedef WeexCore::WXCoreAlignItems WXCoreAlignItems; |
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typedef WeexCore::WXCoreAlignSelf WXCoreAlignSelf; |
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typedef WeexCore::WXCorePositionType WXCorePositionType; |
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typedef WeexCore::WXCoreDirection WXCoreDirection; |
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extern "C" { |
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#endif |
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bool flexIsUndefined(float value); |
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#ifdef __cplusplus |
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} |
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#endif |
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#ifndef __cplusplus |
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// Ensure that .m files can use css style enum definitions. |
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#include "flex_enum.h" |
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typedef enum WXCoreFlexDirection WXCoreFlexDirection; |
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typedef enum WXCoreFlexWrap WXCoreFlexWrap; |
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typedef enum WXCoreJustifyContent WXCoreJustifyContent; |
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typedef enum WXCoreAlignItems WXCoreAlignItems; |
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typedef enum WXCoreAlignSelf WXCoreAlignSelf; |
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typedef enum WXCorePositionType WXCorePositionType; |
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typedef enum WXCoreDirection WXCoreDirection; |
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#endif |
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@interface WXComponent () |
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{ |
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@package |
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#ifdef __cplusplus |
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WeexCore::WXCoreLayoutNode *_flexCssNode; |
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#endif // __cplusplus |
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CGRect _calculatedFrame; |
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CGPoint _absolutePosition; |
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WXPositionType _positionType; |
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BOOL _isLastLayoutDirectionRTL; |
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BOOL _isLayoutDirectionRTL; |
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} |
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/** |
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* @abstract Return the css node used to layout. |
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* |
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* @warning Subclasses must not override this. |
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*/ |
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#ifdef __cplusplus |
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@property (nonatomic, readonly, assign) WeexCore::WXCoreLayoutNode *flexCssNode; |
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#endif |
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/** |
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* @abstract Get css style value for key. The key should be of CSS standard form. |
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* This method is for convenience use in C/ObjC environment. And if you want to |
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* retrieve all style values or in C++, you could use flexCssNode directly. |
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* |
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* Thread usage: |
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* This method should be invoked in component thread by WXPerformBlockOnComponentThread. |
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* Note that all initWithRef methods of WXComponent and its subclasses are performed in |
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* component thread by default. Therefore you can call this method directly in initWithRef. |
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* |
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* Supported keys: |
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* width, height, min-width, min-height, max-width, max-height, |
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* margin-(left/right/top/bottom) |
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* padding-(left/right/top/bottom) |
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* border-(left/right/top/bottom)-width |
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* left, right, top, bottom |
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* flex-grow |
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*/ |
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- (float)getCssStyleValueForKey:(NSString *)key; |
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/** |
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* @abstract Get css style flex-direction. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreFlexDirection)getCssStyleFlexDirection; |
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/** |
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* @abstract Get css style flex-wrap. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreFlexWrap)getCssStyleFlexWrap; |
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/** |
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* @abstract Get css style justify-content. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreJustifyContent)getCssStyleJustifyContent; |
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/** |
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* @abstract Get css style align-items. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreAlignItems)getCssStyleAlignItems; |
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/** |
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* @abstract Get css style align-self. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreAlignSelf)getCssStyleAlignSelf; |
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/** |
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* @abstract Get css style position. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCorePositionType)getCssStylePositionType; |
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/** |
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* @abstract Get css layout direction. Thread usage the same as getCssStyleValueForKey. |
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*/ |
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- (WXCoreDirection)getCssDirection; |
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/** |
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* @abstract Convert layout dimension value like 'left', 'width' to style value in js considering viewport and scale. |
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*/ |
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- (NSString*)convertLayoutValueToStyleValue:(NSString*)valueName; |
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/** |
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* @abstract Get style width of a container(scroller like) with safe value. No NAN, No zero. |
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*/ |
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- (CGFloat)safeContainerStyleWidth; |
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/** |
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* @abstract Delete css node of a subcomponent. |
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*/ |
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- (void)removeSubcomponentCssNode:(WXComponent *)subcomponent; |
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#pragma mark - RTL |
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@property (nonatomic, assign, readonly) BOOL isDirectionRTL; |
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// Now we scrollView RTL solution is tranform |
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// so scrollView need tranform subviews when RTL by default |
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// if your component view is not scrollView but also implement RTL layout by tranform，you need return YES |
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- (BOOL)shouldTransformSubviewsWhenRTL; |
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- (void)layoutDirectionDidChanged:(BOOL)isRTL; |
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@end
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