// // UIView+SDAutoLayout.m // // Created by gsd on 15/10/6. // Copyright (c) 2015年 gsd. All rights reserved. // /* ********************************************************************************* * * * 在您使用此自动布局库的过程中如果出现bug请及时以以下任意一种方式联系我们，我们会及时修复bug并 * * 帮您解决问题。 * * QQ : 2689718696(gsdios) * * Email : gsdios@126.com * * GitHub: https://github.com/gsdios * * 新浪微博:GSD_iOS * * * ********************************************************************************* */ #import "UIView+SDAutoLayout.h" #import "UITableView+SDAutoTableViewCellHeight.h" #import @interface SDAutoLayoutModel () @property (nonatomic, strong) SDAutoLayoutModelItem *width; @property (nonatomic, strong) SDAutoLayoutModelItem *height; @property (nonatomic, strong) SDAutoLayoutModelItem *left; @property (nonatomic, strong) SDAutoLayoutModelItem *top; @property (nonatomic, strong) SDAutoLayoutModelItem *right; @property (nonatomic, strong) SDAutoLayoutModelItem *bottom; @property (nonatomic, strong) NSNumber *centerX; @property (nonatomic, strong) NSNumber *centerY; @property (nonatomic, strong) NSNumber *maxWidth; @property (nonatomic, strong) NSNumber *maxHeight; @property (nonatomic, strong) NSNumber *minWidth; @property (nonatomic, strong) NSNumber *minHeight; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_width; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_height; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_left; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_top; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_right; @property (nonatomic, strong) SDAutoLayoutModelItem *ratio_bottom; @property (nonatomic, strong) SDAutoLayoutModelItem *equalLeft; @property (nonatomic, strong) SDAutoLayoutModelItem *equalRight; @property (nonatomic, strong) SDAutoLayoutModelItem *equalTop; @property (nonatomic, strong) SDAutoLayoutModelItem *equalBottom; @property (nonatomic, strong) SDAutoLayoutModelItem *equalCenterX; @property (nonatomic, strong) SDAutoLayoutModelItem *equalCenterY; @property (nonatomic, strong) SDAutoLayoutModelItem *widthEqualHeight; @property (nonatomic, strong) SDAutoLayoutModelItem *heightEqualWidth; @end @implementation SDAutoLayoutModel @synthesize leftSpaceToView = _leftSpaceToView; @synthesize rightSpaceToView = _rightSpaceToView; @synthesize topSpaceToView = _topSpaceToView; @synthesize bottomSpaceToView = _bottomSpaceToView; @synthesize widthIs = _widthIs; @synthesize heightIs = _heightIs; @synthesize widthRatioToView = _widthRatioToView; @synthesize heightRatioToView = _heightRatioToView; @synthesize leftEqualToView = _leftEqualToView; @synthesize rightEqualToView = _rightEqualToView; @synthesize topEqualToView = _topEqualToView; @synthesize bottomEqualToView = _bottomEqualToView; @synthesize centerXEqualToView = _centerXEqualToView; @synthesize centerYEqualToView = _centerYEqualToView; @synthesize xIs = _xIs; @synthesize yIs = _yIs; @synthesize centerXIs = _centerXIs; @synthesize centerYIs = _centerYIs; @synthesize autoHeightRatio = _autoHeightRatio; @synthesize spaceToSuperView = _spaceToSuperView; @synthesize maxWidthIs = _maxWidthIs; @synthesize maxHeightIs = _maxHeightIs; @synthesize minWidthIs = _minWidthIs; @synthesize minHeightIs = _minHeightIs; @synthesize widthEqualToHeight = _widthEqualToHeight; @synthesize heightEqualToWidth = _heightEqualToWidth; - (MarginToView)leftSpaceToView { if (!_leftSpaceToView) { _leftSpaceToView = [self marginToViewblockWithKey:@"left"]; } return _leftSpaceToView; } - (MarginToView)rightSpaceToView { if (!_rightSpaceToView) { _rightSpaceToView = [self marginToViewblockWithKey:@"right"]; } return _rightSpaceToView; } - (MarginToView)topSpaceToView { if (!_topSpaceToView) { _topSpaceToView = [self marginToViewblockWithKey:@"top"]; } return _topSpaceToView; } - (MarginToView)bottomSpaceToView { if (!_bottomSpaceToView) { _bottomSpaceToView = [self marginToViewblockWithKey:@"bottom"]; } return _bottomSpaceToView; } - (MarginToView)marginToViewblockWithKey:(NSString *)key { __weak typeof(self) weakSelf = self; return ^(UIView *view, CGFloat value) { SDAutoLayoutModelItem *item = [SDAutoLayoutModelItem new]; item.value = @(value); item.refView = view; [weakSelf setValue:item forKey:key]; return weakSelf; }; } - (WidthHeight)widthIs { if (!_widthIs) { __weak typeof(self) weakSelf = self; _widthIs = ^(CGFloat value) { weakSelf.needsAutoResizeView.width = value; weakSelf.needsAutoResizeView.fixedWith = @(value); return weakSelf; }; } return _widthIs; } - (WidthHeight)heightIs { if (!_heightIs) { __weak typeof(self) weakSelf = self; _heightIs = ^(CGFloat value) { weakSelf.needsAutoResizeView.height = value; weakSelf.needsAutoResizeView.fixedHeight = @(value); return weakSelf; }; } return _heightIs; } - (WidthHeightEqualToView)widthRatioToView { if (!_widthRatioToView) { __weak typeof(self) weakSelf = self; _widthRatioToView = ^(UIView *view, CGFloat value) { weakSelf.ratio_width = [SDAutoLayoutModelItem new]; weakSelf.ratio_width.value = @(value); weakSelf.ratio_width.refView = view; return weakSelf; }; } return _widthRatioToView; } - (WidthHeightEqualToView)heightRatioToView { if (!_heightRatioToView) { __weak typeof(self) weakSelf = self; _heightRatioToView = ^(UIView *view, CGFloat value) { weakSelf.ratio_height = [SDAutoLayoutModelItem new]; weakSelf.ratio_height.refView = view; weakSelf.ratio_height.value = @(value); return weakSelf; }; } return _heightRatioToView; } - (WidthHeight)maxWidthIs { if (!_maxWidthIs) { _maxWidthIs = [self limitingWidthHeightWithKey:@"maxWidth"]; } return _maxWidthIs; } - (WidthHeight)maxHeightIs { if (!_maxHeightIs) { _maxHeightIs = [self limitingWidthHeightWithKey:@"maxHeight"]; } return _maxHeightIs; } - (WidthHeight)minWidthIs { if (!_minWidthIs) { _minWidthIs = [self limitingWidthHeightWithKey:@"minWidth"]; } return _minWidthIs; } - (WidthHeight)minHeightIs { if (!_minHeightIs) { _minHeightIs = [self limitingWidthHeightWithKey:@"minHeight"]; } return _minHeightIs; } - (WidthHeight)limitingWidthHeightWithKey:(NSString *)key { __weak typeof(self) weakSelf = self; return ^(CGFloat value) { [weakSelf setValue:@(value) forKey:key]; return weakSelf; }; } - (MarginEqualToView)marginEqualToViewBlockWithKey:(NSString *)key { __weak typeof(self) weakSelf = self; return ^(UIView *view) { SDAutoLayoutModelItem *item = [SDAutoLayoutModelItem new]; item.refView = view; [weakSelf setValue:item forKey:key]; return weakSelf; }; } - (MarginEqualToView)leftEqualToView { if (!_leftEqualToView) { _leftEqualToView = [self marginEqualToViewBlockWithKey:@"equalLeft"]; } return _leftEqualToView; } - (MarginEqualToView)rightEqualToView { if (!_rightEqualToView) { _rightEqualToView = [self marginEqualToViewBlockWithKey:@"equalRight"]; } return _rightEqualToView; } - (MarginEqualToView)topEqualToView { if (!_topEqualToView) { _topEqualToView = [self marginEqualToViewBlockWithKey:@"equalTop"]; } return _topEqualToView; } - (MarginEqualToView)bottomEqualToView { if (!_bottomEqualToView) { _bottomEqualToView = [self marginEqualToViewBlockWithKey:@"equalBottom"]; } return _bottomEqualToView; } - (MarginEqualToView)centerXEqualToView { if (!_centerXEqualToView) { _centerXEqualToView = [self marginEqualToViewBlockWithKey:@"equalCenterX"]; } return _centerXEqualToView; } - (MarginEqualToView)centerYEqualToView { if (!_centerYEqualToView) { _centerYEqualToView = [self marginEqualToViewBlockWithKey:@"equalCenterY"]; } return _centerYEqualToView; } - (Margin)marginBlockWithKey:(NSString *)key { __weak typeof(self) weakSelf = self; return ^(CGFloat value) { if ([key isEqualToString:@"x"]) { weakSelf.needsAutoResizeView.left = value; } else if ([key isEqualToString:@"y"]) { weakSelf.needsAutoResizeView.top = value; } else if ([key isEqualToString:@"centerX"]) { weakSelf.centerX = @(value); } else if ([key isEqualToString:@"centerY"]) { weakSelf.centerY = @(value); } return weakSelf; }; } - (Margin)xIs { if (!_xIs) { _xIs = [self marginBlockWithKey:@"x"]; } return _xIs; } - (Margin)yIs { if (!_yIs) { _yIs = [self marginBlockWithKey:@"y"]; } return _yIs; } - (Margin)centerXIs { if (!_centerXIs) { _centerXIs = [self marginBlockWithKey:@"centerX"]; } return _centerXIs; } - (Margin)centerYIs { if (!_centerYIs) { _centerYIs = [self marginBlockWithKey:@"centerY"]; } return _centerYIs; } - (AutoHeight)autoHeightRatio { __weak typeof(self) weakSelf = self; if (!_autoHeightRatio) { _autoHeightRatio = ^(CGFloat ratioaValue) { weakSelf.needsAutoResizeView.autoHeightRatioValue = @(ratioaValue); return weakSelf; }; } return _autoHeightRatio; } - (SpaceToSuperView)spaceToSuperView { __weak typeof(self) weakSelf = self; if (!_spaceToSuperView) { _spaceToSuperView = ^(UIEdgeInsets insets) { UIView *superView = weakSelf.needsAutoResizeView.superview; if (superView) { weakSelf.needsAutoResizeView.sd_layout .leftSpaceToView(superView, insets.left) .topSpaceToView(superView, insets.top) .rightSpaceToView(superView, insets.right) .bottomSpaceToView(superView, insets.bottom); } }; } return _spaceToSuperView; } - (SameWidthHeight)widthEqualToHeight { __weak typeof(self) weakSelf = self; if (!_widthEqualToHeight) { _widthEqualToHeight = ^() { weakSelf.widthEqualHeight = [SDAutoLayoutModelItem new]; // 主动触发一次赋值操作 weakSelf.needsAutoResizeView.height = weakSelf.needsAutoResizeView.height; return weakSelf; }; } return _widthEqualToHeight; } - (SameWidthHeight)heightEqualToWidth { __weak typeof(self) weakSelf = self; if (!_heightEqualToWidth) { _heightEqualToWidth = ^() { weakSelf.heightEqualWidth = [SDAutoLayoutModelItem new]; // 主动触发一次赋值操作 weakSelf.needsAutoResizeView.width = weakSelf.needsAutoResizeView.width; return weakSelf; }; } return _heightEqualToWidth; } @end @implementation UIView (SDAutoHeightWidth) - (SDUIViewCategoryManager *)sd_categoryManager { SDUIViewCategoryManager *manager = objc_getAssociatedObject(self, _cmd); if (!manager) { objc_setAssociatedObject(self, _cmd, [SDUIViewCategoryManager new], OBJC_ASSOCIATION_RETAIN_NONATOMIC); } return objc_getAssociatedObject(self, _cmd); } - (void)setupAutoHeightWithBottomView:(UIView *)bottomView bottomMargin:(CGFloat)bottomMargin { if (!bottomView) return; [self setupAutoHeightWithBottomViewsArray:@[bottomView] bottomMargin:bottomMargin]; } - (void)setupAutoWidthWithRightView:(UIView *)rightView rightMargin:(CGFloat)rightMargin { if (!rightView) return; self.sd_rightViewsArray = @[rightView]; self.sd_rightViewRightMargin = rightMargin; } - (void)setupAutoHeightWithBottomViewsArray:(NSArray *)bottomViewsArray bottomMargin:(CGFloat)bottomMargin { if (!bottomViewsArray) return; // 清空之前的view [self.sd_bottomViewsArray removeAllObjects]; [self.sd_bottomViewsArray addObjectsFromArray:bottomViewsArray]; self.sd_bottomViewBottomMargin = bottomMargin; } - (void)clearAutoHeigtSettings { [self.sd_bottomViewsArray removeAllObjects]; } - (void)clearAutoWidthSettings { self.sd_rightViewsArray = nil; } - (void)updateLayout { [self.superview layoutSubviews]; } - (CGFloat)autoHeight { return [objc_getAssociatedObject(self, _cmd) floatValue]; } - (void)setAutoHeight:(CGFloat)autoHeight { objc_setAssociatedObject(self, @selector(autoHeight), @(autoHeight), OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (NSMutableArray *)sd_bottomViewsArray { NSMutableArray *array = objc_getAssociatedObject(self, _cmd); if (!array) { objc_setAssociatedObject(self, _cmd, [NSMutableArray new], OBJC_ASSOCIATION_RETAIN_NONATOMIC); } return objc_getAssociatedObject(self, _cmd); } - (NSArray *)sd_rightViewsArray { return [[self sd_categoryManager] rightViewsArray]; } - (void)setSd_rightViewsArray:(NSArray *)sd_rightViewsArray { [[self sd_categoryManager] setRightViewsArray:sd_rightViewsArray]; } - (CGFloat)sd_bottomViewBottomMargin { return [objc_getAssociatedObject(self, _cmd) floatValue]; } - (void)setSd_bottomViewBottomMargin:(CGFloat)sd_bottomViewBottomMargin { objc_setAssociatedObject(self, @selector(sd_bottomViewBottomMargin), @(sd_bottomViewBottomMargin), OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (void)setSd_rightViewRightMargin:(CGFloat)sd_rightViewRightMargin { [[self sd_categoryManager] setRightViewRightMargin:sd_rightViewRightMargin]; } - (CGFloat)sd_rightViewRightMargin { return [[self sd_categoryManager] rightViewRightMargin]; } @end @implementation UIView (SDLayoutExtention) - (void (^)(CGRect))didFinishAutoLayoutBlock { return objc_getAssociatedObject(self, _cmd); } - (void)setDidFinishAutoLayoutBlock:(void (^)(CGRect))didFinishAutoLayoutBlock { objc_setAssociatedObject(self, @selector(didFinishAutoLayoutBlock), didFinishAutoLayoutBlock, OBJC_ASSOCIATION_COPY_NONATOMIC); } - (NSNumber *)sd_cornerRadius { return objc_getAssociatedObject(self, _cmd); } - (void)setSd_cornerRadius:(NSNumber *)sd_cornerRadius { objc_setAssociatedObject(self, @selector(sd_cornerRadius), sd_cornerRadius, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (NSNumber *)sd_cornerRadiusFromWidthRatio { return objc_getAssociatedObject(self, _cmd); } - (void)setSd_cornerRadiusFromWidthRatio:(NSNumber *)sd_cornerRadiusFromWidthRatio { objc_setAssociatedObject(self, @selector(sd_cornerRadiusFromWidthRatio), sd_cornerRadiusFromWidthRatio, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (NSNumber *)sd_cornerRadiusFromHeightRatio { return objc_getAssociatedObject(self, _cmd); } - (void)setSd_cornerRadiusFromHeightRatio:(NSNumber *)sd_cornerRadiusFromHeightRatio { objc_setAssociatedObject(self, @selector(sd_cornerRadiusFromHeightRatio), sd_cornerRadiusFromHeightRatio, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (NSArray *)sd_equalWidthSubviews { return objc_getAssociatedObject(self, _cmd); } - (void)setSd_equalWidthSubviews:(NSArray *)sd_equalWidthSubviews { objc_setAssociatedObject(self, @selector(sd_equalWidthSubviews), sd_equalWidthSubviews, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (void)sd_addSubviews:(NSArray *)subviews { [subviews enumerateObjectsUsingBlock:^(UIView *view, NSUInteger idx, BOOL *stop) { if ([view isKindOfClass:[UIView class]]) { [self addSubview:view]; } }]; } @end @implementation UIScrollView (SDAutoContentSize) - (void)setupAutoContentSizeWithBottomView:(UIView *)bottomView bottomMargin:(CGFloat)bottomMargin { [self setupAutoHeightWithBottomView:bottomView bottomMargin:bottomMargin]; } - (void)setupAutoContentSizeWithRightView:(UIView *)rightView rightMargin:(CGFloat)rightMargin { if (!rightView) return; self.sd_rightViewsArray = @[rightView]; self.sd_rightViewRightMargin = rightMargin; } @end @implementation UILabel (SDLabelAutoResize) - (BOOL)isAttributedContent { return [objc_getAssociatedObject(self, _cmd) boolValue]; } - (void)setIsAttributedContent:(BOOL)isAttributedContent { objc_setAssociatedObject(self, @selector(isAttributedContent), @(isAttributedContent), OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (void)setSingleLineAutoResizeWithMaxWidth:(CGFloat)maxWidth { self.sd_maxWidth = @(maxWidth); } @end @implementation SDAutoLayoutModelItem @end @implementation UIView (SDAutoLayout) + (void)load { static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ NSArray *selStringsArray = @[@"layoutSubviews"]; [selStringsArray enumerateObjectsUsingBlock:^(NSString *selString, NSUInteger idx, BOOL *stop) { NSString *mySelString = [@"sd_" stringByAppendingString:selString]; Method originalMethod = class_getInstanceMethod(self, NSSelectorFromString(selString)); Method myMethod = class_getInstanceMethod(self, NSSelectorFromString(mySelString)); method_exchangeImplementations(originalMethod, myMethod); }]; }); } #pragma mark - properties - (NSMutableArray *)autoLayoutModelsArray { if (!objc_getAssociatedObject(self, _cmd)) { objc_setAssociatedObject(self, _cmd, [NSMutableArray array], OBJC_ASSOCIATION_RETAIN_NONATOMIC); } return objc_getAssociatedObject(self, _cmd); } - (NSNumber *)fixedWith { return objc_getAssociatedObject(self, _cmd); } - (void)setFixedWith:(NSNumber *)fixedWith { objc_setAssociatedObject(self, @selector(fixedWith), fixedWith, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (NSNumber *)fixedHeight { return objc_getAssociatedObject(self, _cmd); } - (void)setFixedHeight:(NSNumber *)fixedHeight { objc_setAssociatedObject(self, @selector(fixedHeight), fixedHeight, OBJC_ASSOCIATION_RETAIN); } - (NSNumber *)autoHeightRatioValue { return objc_getAssociatedObject(self, _cmd); } - (void)setAutoHeightRatioValue:(NSNumber *)autoHeightRatioValue { objc_setAssociatedObject(self, @selector(autoHeightRatioValue), autoHeightRatioValue, OBJC_ASSOCIATION_RETAIN); } - (NSNumber *)sd_maxWidth { return objc_getAssociatedObject(self, _cmd); } - (void)setSd_maxWidth:(NSNumber *)sd_maxWidth { objc_setAssociatedObject(self, @selector(sd_maxWidth), sd_maxWidth, OBJC_ASSOCIATION_RETAIN_NONATOMIC); } - (SDAutoLayoutModel *)ownLayoutModel { return objc_getAssociatedObject(self, _cmd); } - (void)setOwnLayoutModel:(SDAutoLayoutModel *)ownLayoutModel { objc_setAssociatedObject(self, @selector(ownLayoutModel), ownLayoutModel, OBJC_ASSOCIATION_RETAIN); } - (SDAutoLayoutModel *)sd_layout { #ifdef SDDebugWithAssert /* 卡在这里说明你的要自动布局的view在没有添加到父view的情况下就开始设置布局,你需要这样： 1. UIView *view = [UIView new]; 2. [superView addSubview:view]; 3. view.sd_layout .leftEqualToView()... */ NSAssert(self.superview, @">>>>>>>>>在加入父view之后才可以做自动布局设置"); #endif SDAutoLayoutModel *model = [self ownLayoutModel]; if (!model) { model = [SDAutoLayoutModel new]; model.needsAutoResizeView = self; [self setOwnLayoutModel:model]; [self.superview.autoLayoutModelsArray addObject:model]; } return model; } - (SDAutoLayoutModel *)sd_resetLayout { [self sd_clearAutoLayoutSettings]; return [self sd_layout]; } - (void)sd_clearAutoLayoutSettings { SDAutoLayoutModel *model = [self ownLayoutModel]; if (model) { [self.superview.autoLayoutModelsArray removeObject:model]; [self setOwnLayoutModel:nil]; } if (self.autoHeightRatioValue) { self.autoHeightRatioValue = nil; } } - (void)sd_layoutSubviews { [self sd_layoutSubviews]; if (self.sd_equalWidthSubviews.count) { __block CGFloat totalMargin = 0; [self.sd_equalWidthSubviews enumerateObjectsUsingBlock:^(UIView *view, NSUInteger idx, BOOL *stop) { SDAutoLayoutModel *model = view.sd_layout; CGFloat left = model.left ? [model.left.value floatValue] : model.needsAutoResizeView.left; totalMargin += (left + [model.right.value floatValue]); }]; CGFloat averageWidth = (self.width - totalMargin) / self.sd_equalWidthSubviews.count; [self.sd_equalWidthSubviews enumerateObjectsUsingBlock:^(UIView *view, NSUInteger idx, BOOL *stop) { view.width = averageWidth; view.fixedWith = @(averageWidth); }]; } if (self.autoLayoutModelsArray.count) { [self.autoLayoutModelsArray enumerateObjectsUsingBlock:^(SDAutoLayoutModel *model, NSUInteger idx, BOOL *stop) { [self sd_resizeWithModel:model]; }]; } if (self.tag == kSDModelCellTag && [self isKindOfClass:NSClassFromString(@"UITableViewCellContentView")]) { UITableViewCell *cell = (UITableViewCell *)(self.superview); if ([cell isKindOfClass:NSClassFromString(@"UITableViewCellScrollView")]) { cell = (UITableViewCell *)cell.superview; } if ([cell isKindOfClass:[UITableViewCell class]]) { CGFloat height = 0; for (UIView *view in cell.sd_bottomViewsArray) { height = MAX(height, view.bottom); } cell.autoHeight = height + cell.sd_bottomViewBottomMargin; } } else if (![self isKindOfClass:[UITableViewCell class]] && (self.sd_bottomViewsArray.count || self.sd_rightViewsArray.count)) { CGFloat contentHeight = 0; CGFloat contentWidth = 0; if (self.sd_bottomViewsArray) { CGFloat height = 0; for (UIView *view in self.sd_bottomViewsArray) { height = MAX(height, view.bottom); } contentHeight = height + self.sd_bottomViewBottomMargin; } if (self.sd_rightViewsArray) { CGFloat width = 0; for (UIView *view in self.sd_rightViewsArray) { width = MAX(width, view.right); } contentWidth = width + self.sd_rightViewRightMargin; } if ([self isKindOfClass:[UIScrollView class]]) { UIScrollView *scrollView = (UIScrollView *)self; CGSize contentSize = scrollView.contentSize; if (contentHeight > 0) { contentSize.height = contentHeight; } if (contentWidth > 0) { contentSize.width = contentWidth; } if (contentSize.width <= 0) { contentSize.width = scrollView.width; } if (!CGSizeEqualToSize(contentSize, scrollView.contentSize)) { scrollView.contentSize = contentSize; } } else { // 如果这里出现循环调用情况请把demo发送到gsdios@126.com，谢谢配合。 if (self.sd_bottomViewsArray.count && (floorf(contentHeight) != floorf(self.height))) { self.height = contentHeight; self.fixedHeight = @(self.height); } if (self.sd_rightViewsArray.count && (floorf(contentWidth) != floorf(self.width))) { self.width = contentWidth; self.fixedWith = @(self.width); } } if (self.sd_rightViewsArray.count && (self.ownLayoutModel.right || self.ownLayoutModel.equalRight)) { SDAutoLayoutModel *model = self.ownLayoutModel; UIView *view = self; if (model.right) { if (view.superview == model.right.refView) { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = model.right.refView.width - view.left - [model.right.value floatValue]; } view.right = model.right.refView.width - [model.right.value floatValue]; } else { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = model.right.refView.left - view.left - [model.right.value floatValue]; } view.right = model.right.refView.left - [model.right.value floatValue]; } } else if (model.equalRight) { if (!view.fixedWith) { if (model.equalRight.refView == view.superview) { view.width = model.equalRight.refView.width - view.left; } else { view.width = model.equalRight.refView.right - view.left; } } view.right = model.equalRight.refView.right; if (view.superview == model.equalRight.refView) { view.right = model.equalRight.refView.width; } } } if (self.didFinishAutoLayoutBlock) { self.didFinishAutoLayoutBlock(self.frame); } } } - (void)sd_resizeWithModel:(SDAutoLayoutModel *)model { UIView *view = model.needsAutoResizeView; if (!view) return; if (view.sd_maxWidth && (model.rightSpaceToView || model.rightEqualToView)) { // 靠右布局前提设置 if ([view isKindOfClass:[UILabel class]]) { UILabel *label = (UILabel *)view; CGFloat width = [view.sd_maxWidth floatValue] > 0 ? [view.sd_maxWidth floatValue] : MAXFLOAT; label.numberOfLines = 1; if (label.text.length) { if (!label.isAttributedContent) { CGRect rect = [label.text boundingRectWithSize:CGSizeMake(width, label.height) options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName : label.font} context:nil]; label.width = rect.size.width; } else{ [label sizeToFit]; if (label.width > width) { label.width = width; } } label.fixedWith = @(label.width); } else { label.width = 0; } } } if (model.width) { view.width = [model.width.value floatValue]; view.fixedWith = @(view.width); } else if (model.ratio_width) { view.width = model.ratio_width.refView.width * [model.ratio_width.value floatValue]; view.fixedWith = @(view.width); } if (model.height) { view.height = [model.height.value floatValue]; view.fixedHeight = @(view.height); } else if (model.ratio_height) { view.height = [model.ratio_height.value floatValue] * model.ratio_height.refView.height; view.fixedHeight = @(view.height); } if (model.left) { if (view.superview == model.left.refView) { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = view.right - [model.left.value floatValue]; } view.left = [model.left.value floatValue]; } else { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = view.right - model.left.refView.right - [model.left.value floatValue]; } view.left = model.left.refView.right + [model.left.value floatValue]; } } else if (model.equalLeft) { if (!view.fixedWith) { view.width = view.right - model.equalLeft.refView.left; } if (view.superview == model.equalLeft.refView) { view.left = 0; } else { view.left = model.equalLeft.refView.left; } } else if (model.equalCenterX) { if (view.superview == model.equalCenterX.refView) { view.centerX = model.equalCenterX.refView.width * 0.5; } else { view.centerX = model.equalCenterX.refView.centerX; } } else if (model.centerX) { view.centerX = [model.centerX floatValue]; } if (model.right) { if (view.superview == model.right.refView) { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = model.right.refView.width - view.left - [model.right.value floatValue]; } view.right = model.right.refView.width - [model.right.value floatValue]; } else { if (!view.fixedWith) { // view.autoLeft && view.autoRight view.width = model.right.refView.left - view.left - [model.right.value floatValue]; } view.right = model.right.refView.left - [model.right.value floatValue]; } } else if (model.equalRight) { if (!view.fixedWith) { if (model.equalRight.refView == view.superview) { view.width = model.equalRight.refView.width - view.left; } else { view.width = model.equalRight.refView.right - view.left; } } view.right = model.equalRight.refView.right; if (view.superview == model.equalRight.refView) { view.right = model.equalRight.refView.width; } } if (view.autoHeightRatioValue && view.width > 0 && (model.bottomEqualToView || model.bottomSpaceToView)) { // 底部布局前提设置 if ([view.autoHeightRatioValue floatValue] > 0) { view.height = view.width * [view.autoHeightRatioValue floatValue]; } else { if ([view isKindOfClass:[UILabel class]]) { UILabel *label = (UILabel *)view; if (model.top || model.equalTop) { model.bottom = nil; model.equalBottom = nil; } label.numberOfLines = 0; if (label.text.length) { if (!label.isAttributedContent) { CGRect rect = [label.text boundingRectWithSize:CGSizeMake(label.width, MAXFLOAT) options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName : label.font} context:nil]; label.height = rect.size.height; } else { [label sizeToFit]; } label.fixedHeight = @(label.height); } else { label.height = 0; } } else { view.height = 0; } } } if (model.top) { if (view.superview == model.top.refView) { if (!view.fixedHeight) { // view.autoTop && view.autoBottom && view.bottom view.height = view.bottom - [model.top.value floatValue]; } view.top = [model.top.value floatValue]; } else { if (!view.fixedHeight) { // view.autoTop && view.autoBottom && view.bottom view.height = view.bottom - model.top.refView.bottom - [model.top.value floatValue]; } view.top = model.top.refView.bottom + [model.top.value floatValue]; } } else if (model.equalTop) { if (view.superview == model.equalTop.refView) { if (!view.fixedHeight) { view.height = view.bottom; } view.top = 0; } else { if (!view.fixedHeight) { view.height = view.bottom - model.equalTop.refView.top; } view.top = model.equalTop.refView.top; } } else if (model.equalCenterY) { if (view.superview == model.equalCenterY.refView) { view.centerY = model.equalCenterY.refView.height * 0.5; } else { view.centerY = model.equalCenterY.refView.centerY; } } else if (model.centerY) { view.centerY = [model.centerY floatValue]; } if (model.bottom) { if (view.superview == model.bottom.refView) { if (!view.fixedHeight) { view.height = view.superview.height - view.top - [model.bottom.value floatValue]; } view.bottom = model.bottom.refView.height - [model.bottom.value floatValue]; } else { if (!view.fixedHeight) { view.height = model.bottom.refView.top - view.top - [model.bottom.value floatValue]; } view.bottom = model.bottom.refView.top - [model.bottom.value floatValue]; } } else if (model.equalBottom) { if (view.superview == model.equalBottom.refView) { if (!view.fixedHeight) { view.height = view.superview.height - view.top; } view.bottom = model.equalBottom.refView.height; } else { if (!view.fixedHeight) { view.height = model.equalBottom.refView.bottom - view.top; } view.bottom = model.equalBottom.refView.bottom; } } if (view.sd_maxWidth) { if ([view isKindOfClass:[UILabel class]]) { UILabel *label = (UILabel *)view; CGFloat width = [view.sd_maxWidth floatValue] > 0 ? [view.sd_maxWidth floatValue] : MAXFLOAT; label.numberOfLines = 1; if (label.text.length) { if (!label.isAttributedContent) { CGRect rect = [label.text boundingRectWithSize:CGSizeMake(width, label.height) options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName : label.font} context:nil]; label.width = rect.size.width; label.fixedWith = @(label.width); } else{ [label sizeToFit]; if (label.width > width) { label.width = width; } } } else { label.width = 0; } } } if (model.maxWidth && [model.maxWidth floatValue] < view.width) { view.width = [model.maxWidth floatValue]; } if (model.minWidth && [model.minWidth floatValue] > view.width) { view.width = [model.minWidth floatValue]; } if (view.autoHeightRatioValue && view.width > 0) { if ([view.autoHeightRatioValue floatValue] > 0) { view.height = view.width * [view.autoHeightRatioValue floatValue]; } else { if ([view isKindOfClass:[UILabel class]]) { UILabel *label = (UILabel *)view; label.numberOfLines = 0; if (label.text.length) { if (!label.isAttributedContent) { CGRect rect = [label.text boundingRectWithSize:CGSizeMake(label.width, MAXFLOAT) options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading attributes:@{NSFontAttributeName : label.font} context:nil]; label.height = rect.size.height; } else { [label sizeToFit]; } } else { label.height = 0; } } else { view.height = 0; } } } if (model.maxHeight && [model.maxHeight floatValue] < view.height) { view.height = [model.maxHeight floatValue]; } if (model.minHeight && [model.minHeight floatValue] > view.height) { view.height = [model.minHeight floatValue]; } if (model.widthEqualHeight) { view.width = view.height; } if (model.heightEqualWidth) { view.height = view.width; } if (view.didFinishAutoLayoutBlock) { view.didFinishAutoLayoutBlock(view.frame); } if (view.sd_bottomViewsArray.count || view.sd_rightViewsArray.count) { [view layoutSubviews]; } CGFloat cornerRadius = view.layer.cornerRadius; CGFloat newCornerRadius = 0; if (view.sd_cornerRadius && (cornerRadius != [view.sd_cornerRadius floatValue])) { newCornerRadius = [view.sd_cornerRadius floatValue]; } else if (view.sd_cornerRadiusFromWidthRatio && (cornerRadius != [view.sd_cornerRadiusFromWidthRatio floatValue] * view.width)) { newCornerRadius = view.width * [view.sd_cornerRadiusFromWidthRatio floatValue]; } else if (view.sd_cornerRadiusFromHeightRatio && (cornerRadius != view.height * [view.sd_cornerRadiusFromHeightRatio floatValue])) { newCornerRadius = view.height * [view.sd_cornerRadiusFromHeightRatio floatValue]; } if (newCornerRadius > 0) { view.layer.cornerRadius = newCornerRadius; view.clipsToBounds = YES; } } - (void)addAutoLayoutModel:(SDAutoLayoutModel *)model { [self.autoLayoutModelsArray addObject:model]; } @end @implementation UIView (SDChangeFrame) - (CGFloat)left { return self.frame.origin.x; } - (void)setLeft:(CGFloat)x { CGRect frame = self.frame; frame.origin.x = x; self.frame = frame; } - (CGFloat)top { return self.frame.origin.y; } - (void)setTop:(CGFloat)y { CGRect frame = self.frame; frame.origin.y = y; self.frame = frame; } - (CGFloat)right { return self.frame.origin.x + self.frame.size.width; } - (void)setRight:(CGFloat)right { CGRect frame = self.frame; frame.origin.x = right - frame.size.width; self.frame = frame; } - (CGFloat)bottom { return self.frame.origin.y + self.frame.size.height; } - (void)setBottom:(CGFloat)bottom { CGRect frame = self.frame; frame.origin.y = bottom - frame.size.height; self.frame = frame; } - (CGFloat)centerX { return self.left + self.width * 0.5; } - (void)setCenterX:(CGFloat)centerX { self.left = centerX - self.width * 0.5; } - (CGFloat)centerY { return self.top + self.height * 0.5; } - (void)setCenterY:(CGFloat)centerY { self.top = centerY - self.height * 0.5; } - (CGFloat)width { return self.frame.size.width; } - (void)setWidth:(CGFloat)width { if (self.ownLayoutModel.widthEqualHeight) { if (width != self.height) return; } CGRect frame = self.frame; frame.size.width = width; if (self.ownLayoutModel.heightEqualWidth) { frame.size.height = width; } self.frame = frame; } - (CGFloat)height { return self.frame.size.height; } - (void)setHeight:(CGFloat)height { if (self.ownLayoutModel.heightEqualWidth) { if (height != self.width) return; } CGRect frame = self.frame; frame.size.height = height; if (self.ownLayoutModel.widthEqualHeight) { frame.size.width = height; } self.frame = frame; } - (CGPoint)origin { return self.frame.origin; } - (void)setOrigin:(CGPoint)origin { CGRect frame = self.frame; frame.origin = origin; self.frame = frame; } - (CGSize)size { return self.frame.size; } - (void)setSize:(CGSize)size { CGRect frame = self.frame; frame.size = size; self.frame = frame; } @end @implementation SDUIViewCategoryManager @end // 版权属于原作者 // http://code4app.com (cn) http://code4app.net (en) // 发布代码于最专业的源码分享网站: Code4App.com