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Swift自動(dòng)調(diào)整視圖布局AutoLayout和AutoresizingMask功能詳解_Swift_腳 ...
AutoresizingMask是一個(gè)基于 autoresizingMask 屬性 的視圖布局系統(tǒng),它可以使視圖根據(jù)屏幕方向自動(dòng)調(diào)整大小和位置。當(dāng)視圖調(diào)整寬度或高度時(shí),AutoresizingMask 屬性可根據(jù)視圖的布局信息調(diào)整子視圖的布局。 以下是一些常見(jiàn)的AutoresizingMask 屬性: UIViewAutoresizingFlexibleWidth :
www.dbjr.com.cn/program/288130q...htm 2025-6-8
深入理解IOS控件布局之Masonry布局框架_IOS_腳本之家
如果使用純代碼方式是基于window的size(320,480)計(jì)算出一個(gè)相對(duì)位置進(jìn)行布局,那個(gè)時(shí)候windows的size是固定不變的,隨著iphone5的發(fā)布,windows的size(320,568)也發(fā)生了變化,而采用autoresizingMask的方式進(jìn)行適配,到后來(lái)iphone 6之后windows size的寬度也隨之變化,開(kāi)始拋棄autoresizingMask改用autolayout了,使用autolayout進(jìn)行適...
www.dbjr.com.cn/article/1054...htm 2025-5-29
詳解iOS應(yīng)用開(kāi)發(fā)中autoresizing尺寸自動(dòng)適應(yīng)屬性的用法_IOS_腳本之家
[textLabel setAutoresizingMask:UIViewAutoresizingFlexibleWidth]; // 設(shè)置View控件的寬度按照父視圖的比例進(jìn)行縮放,距離父視圖頂部、左邊距和右邊距的距離不變 [topView setAutoresizingMask:UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizing...
www.dbjr.com.cn/article/813...htm 2025-6-7
iOS小組件開(kāi)發(fā)之WidgetKit功能講解_IOS_腳本之家
container.autoresizingMask = [.widthSizable, .heightSizable] widgetContainer.insertWidget(container, at: 0) } override func update(_ timestamp: Date) { // 更新容器的外觀和行為 container.view.frame = CGRect(x: 0, y: 0, width: 200, height: 200) container.view.backgroundColor = ...
www.dbjr.com.cn/program/290100p...htm 2025-5-31
淺談Xcode9 和iOS11適配和特性_IOS_腳本之家
self.searchBar.translatesAutoresizingMaskIntoConstraints = NO; [container addSubview:self.searchBar]; CGFloat offset = (rightButtonWidth - leftButtonWidth) / 2; // 給searchBar添加約束 [NSLayoutConstraint activateConstraints:@[ [self.searchBar.topAnchor constraintEqualToAnchor:container.topAnchor],// 頂...
www.dbjr.com.cn/article/1244...htm 2025-5-28
iOS實(shí)現(xiàn)簡(jiǎn)單的頭部縮放功能_IOS_腳本之家
_imageEffectView.autoresizingMask = UIViewAutoresizingFlexibleHeight | UIViewAutoresizingFlexibleWidth; [self addSubview:_imageEffectView]; 二:滾動(dòng)視圖 滾動(dòng)視圖需要做的就是設(shè)置 contentInset ,讓出一部分空間給頭部視圖。這里如果將頭部視圖直接加到滾動(dòng)視圖上,無(wú)法做到頭部視圖最后懸停在一定位置,因此直接加到和...
www.dbjr.com.cn/article/1460...htm 2025-6-4
詳解iOS應(yīng)用中自定義UIBarButtonItem導(dǎo)航按鈕的創(chuàng)建方法_IOS_腳本之家
imageView.autoresizingMask = UIViewAutoresizingNone; imageView.contentMode = UIViewContentModeScaleToFill; imageView.bounds=CGRectMake(0, 0, 40, 40); //設(shè)置視圖為圓形 imageView.layer.masksToBounds=YES; imageView.layer.cornerRadius=20.f; UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom]; ...
www.dbjr.com.cn/article/830...htm 2025-5-16
iOS CoreAnimation 圖層幾何學(xué)_IOS_腳本之家
當(dāng)使用視圖的時(shí)候,可以充分利用UIView的UIViewAutoresizingMask和NSLayoutConstraint進(jìn)行自動(dòng)布局,但是如果想要隨意控制CALayer的布局,就需要通過(guò)使用CALayerDelegate.如下函數(shù): - (void)layoutSublayersOfLayer:(CALayer *)layer; 當(dāng)圖層的bounds發(fā)生改變,或者圖層的-setNeedsLayout方法被調(diào)用的時(shí)候,這個(gè)函數(shù)就會(huì)執(zhí)行.這時(shí)可...
www.dbjr.com.cn/article/1086...htm 2025-5-26
iOS開(kāi)發(fā)中視圖的下拉放大和上拉模糊的效果實(shí)現(xiàn)_IOS_腳本之家
blurImageView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight; blurImageView.alpha = 0; blurImageView.backgroundColor = [UIColor clearColor]; return blurImageView; } - (void)scrollDidScrollView:(UIScrollView *)scrollView withMainScrollView:(UIScrollView *)mainScrollView...
www.dbjr.com.cn/article/722...htm 2025-5-18
解析iOS開(kāi)發(fā)中的FirstResponder第一響應(yīng)對(duì)象_IOS_腳本之家
showBtn.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin; showBtn.titleLabel.lineBreakMode = UILineBreakModeTailTruncation; } return self; } /* // Only override drawRect: if you perform custom drawing. // An empty implementation adversely affects performance during animation. ...
www.dbjr.com.cn/article/734...htm 2025-6-6