/**
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* Tencent is pleased to support the open source community by making QMUI_iOS available.
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* Copyright (C) 2016-2021 THL A29 Limited, a Tencent company. All rights reserved.
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* Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
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* http://opensource.org/licenses/MIT
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* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
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*/
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//
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// QMUIToastView.m
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// qmui
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//
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// Created by QMUI Team on 2016/12/11.
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//
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#import "QMUIToastView.h"
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#import "QMUICore.h"
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#import "QMUIToastAnimator.h"
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#import "QMUIToastContentView.h"
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#import "QMUIToastBackgroundView.h"
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#import "QMUIKeyboardManager.h"
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#import "UIView+QMUI.h"
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static NSMutableArray <QMUIToastView *> *kToastViews = nil;
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@interface QMUIToastView ()
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@property(nonatomic, weak) NSTimer *hideDelayTimer;
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@end
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@implementation QMUIToastView
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#pragma mark - 初始化
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- (instancetype)initWithFrame:(CGRect)frame {
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NSAssert(NO, @"请使用initWithView:初始化");
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return [self initWithView:[[UIView alloc] init]];
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}
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- (instancetype)initWithCoder:(NSCoder *)aDecoder {
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NSAssert(NO, @"请使用initWithView:初始化");
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return [self initWithView:[[UIView alloc] init]];
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}
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- (nonnull instancetype)initWithView:(nonnull UIView *)view {
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NSAssert(view, @"view不能为空");
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if (self = [super initWithFrame:view.bounds]) {
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_parentView = view;
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[self didInitialize];
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}
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return self;
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}
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- (void)dealloc {
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[self removeNotifications];
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if ([kToastViews containsObject:self]) {
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[kToastViews removeObject:self];
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}
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}
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- (void)didInitialize {
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self.tintColor = UIColorWhite;
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self.toastPosition = QMUIToastViewPositionCenter;
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// 顺序不能乱，先添加backgroundView再添加contentView
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self.backgroundView = [self defaultBackgrondView];
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self.contentView = [self defaultContentView];
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self.opaque = NO;
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self.alpha = 0.0;
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self.backgroundColor = UIColorClear;
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self.layer.allowsGroupOpacity = NO;
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_maskView = [[UIView alloc] init];
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self.maskView.backgroundColor = UIColorClear;
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[self addSubview:self.maskView];
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[self registerNotifications];
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}
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- (void)didMoveToSuperview {
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if (!kToastViews) {
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kToastViews = [[NSMutableArray alloc] init];
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}
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if (self.superview) {
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// show
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if (![kToastViews containsObject:self]) {
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[kToastViews addObject:self];
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}
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} else {
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// hide
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if ([kToastViews containsObject:self]) {
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[kToastViews removeObject:self];
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}
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}
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}
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- (void)removeFromSuperview {
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[super removeFromSuperview];
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_parentView = nil;
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}
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- (QMUIToastAnimator *)defaultAnimator {
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QMUIToastAnimator *toastAnimator = [[QMUIToastAnimator alloc] initWithToastView:self];
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return toastAnimator;
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}
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- (UIView *)defaultBackgrondView {
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QMUIToastBackgroundView *backgroundView = [[QMUIToastBackgroundView alloc] init];
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return backgroundView;
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}
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- (UIView *)defaultContentView {
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QMUIToastContentView *contentView = [[QMUIToastContentView alloc] init];
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return contentView;
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}
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- (void)setBackgroundView:(UIView *)backgroundView {
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if (self.backgroundView) {
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[self.backgroundView removeFromSuperview];
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_backgroundView = nil;
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}
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_backgroundView = backgroundView;
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self.backgroundView.alpha = 0.0;
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[self addSubview:self.backgroundView];
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[self setNeedsLayout];
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}
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- (void)setContentView:(UIView *)contentView {
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if (self.contentView) {
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[self.contentView removeFromSuperview];
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_contentView = nil;
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}
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_contentView = contentView;
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self.contentView.alpha = 0.0;
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[self addSubview:self.contentView];
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[self setNeedsLayout];
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}
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- (void)layoutSubviews {
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[super layoutSubviews];
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self.frame = self.parentView.bounds;
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self.maskView.frame = self.bounds;
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CGFloat contentWidth = CGRectGetWidth(self.parentView.bounds);
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CGFloat contentHeight = CGRectGetHeight(self.parentView.bounds);
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UIEdgeInsets marginInsets = UIEdgeInsetsConcat(self.marginInsets, self.parentView.safeAreaInsets);
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CGFloat limitWidth = contentWidth - UIEdgeInsetsGetHorizontalValue(marginInsets);
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CGFloat limitHeight = contentHeight - UIEdgeInsetsGetVerticalValue(marginInsets);
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if ([QMUIKeyboardManager isKeyboardVisible]) {
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// 处理键盘相关逻辑，当键盘在显示的时候，内容高度会减去键盘的高度以使 Toast 居中
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CGRect keyboardFrame = [QMUIKeyboardManager currentKeyboardFrame];
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CGRect parentViewRect = [[QMUIKeyboardManager keyboardWindow] convertRect:self.parentView.frame fromView:self.parentView.superview];
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CGRect intersectionRect = CGRectIntersection(keyboardFrame, parentViewRect);
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CGRect overlapRect = CGRectIsValidated(intersectionRect) ? CGRectFlatted(intersectionRect) : CGRectZero;
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contentHeight -= CGRectGetHeight(overlapRect);
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}
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if (self.contentView) {
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CGSize contentViewSize = [self.contentView sizeThatFits:CGSizeMake(limitWidth, limitHeight)];
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contentViewSize.width = MIN(contentViewSize.width, limitWidth);
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contentViewSize.height = MIN(contentViewSize.height, limitHeight);
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CGFloat contentViewX = MAX(marginInsets.left, (contentWidth - contentViewSize.width) / 2) + self.offset.x;
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CGFloat contentViewY = MAX(marginInsets.top, (contentHeight - contentViewSize.height) / 2) + self.offset.y;
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if (self.toastPosition == QMUIToastViewPositionTop) {
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contentViewY = marginInsets.top + self.offset.y;
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} else if (self.toastPosition == QMUIToastViewPositionBottom) {
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contentViewY = contentHeight - contentViewSize.height - marginInsets.bottom + self.offset.y;
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}
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CGRect contentRect = CGRectFlatMake(contentViewX, contentViewY, contentViewSize.width, contentViewSize.height);
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self.contentView.qmui_frameApplyTransform = contentRect;
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[self.contentView setNeedsLayout];
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}
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if (self.backgroundView) {
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// backgroundView的frame跟contentView一样，contentView里面的subviews如果需要在视觉上跟backgroundView有个padding，那么就自己在自定义的contentView里面做。
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self.backgroundView.frame = self.contentView.frame;
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}
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}
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#pragma mark - 横竖屏
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- (void)registerNotifications {
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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarOrientationDidChange:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];
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}
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- (void)removeNotifications {
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[[NSNotificationCenter defaultCenter] removeObserver:self name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];
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}
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- (void)statusBarOrientationDidChange:(NSNotification *)notification {
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if (!self.parentView) {
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return;
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}
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[self setNeedsLayout];
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[self layoutIfNeeded];
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}
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#pragma mark - Show and Hide
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- (void)showAnimated:(BOOL)animated {
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// show之前需要layout以下，防止同一个tip切换不同的状态导致layout没更新
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[self setNeedsLayout];
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[self.hideDelayTimer invalidate];
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self.alpha = 1.0;
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if (self.willShowBlock) {
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self.willShowBlock(self.parentView, animated);
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}
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if (animated) {
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if (!self.toastAnimator) {
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self.toastAnimator = [self defaultAnimator];
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}
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if (self.toastAnimator) {
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__weak __typeof(self)weakSelf = self;
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[self.toastAnimator showWithCompletion:^(BOOL finished) {
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if (weakSelf.didShowBlock) {
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weakSelf.didShowBlock(weakSelf.parentView, animated);
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}
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}];
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}
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} else {
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self.backgroundView.alpha = 1.0;
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self.contentView.alpha = 1.0;
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if (self.didShowBlock) {
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self.didShowBlock(self.parentView, animated);
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}
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}
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}
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- (void)hideAnimated:(BOOL)animated {
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if (self.willHideBlock) {
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self.willHideBlock(self.parentView, animated);
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}
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if (animated) {
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if (!self.toastAnimator) {
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self.toastAnimator = [self defaultAnimator];
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}
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if (self.toastAnimator) {
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__weak __typeof(self)weakSelf = self;
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[self.toastAnimator hideWithCompletion:^(BOOL finished) {
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[weakSelf didHideWithAnimated:animated];
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}];
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}
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} else {
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self.backgroundView.alpha = 0.0;
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self.contentView.alpha = 0.0;
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[self didHideWithAnimated:animated];
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}
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}
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- (void)didHideWithAnimated:(BOOL)animated {
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if (self.didHideBlock) {
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self.didHideBlock(self.parentView, animated);
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}
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[self.hideDelayTimer invalidate];
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self.alpha = 0.0;
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if (self.removeFromSuperViewWhenHide) {
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[self removeFromSuperview];
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}
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}
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- (void)hideAnimated:(BOOL)animated afterDelay:(NSTimeInterval)delay {
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NSTimer *timer = [NSTimer timerWithTimeInterval:delay target:self selector:@selector(handleHideTimer:) userInfo:@(animated) repeats:NO];
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[[NSRunLoop currentRunLoop] addTimer:timer forMode:NSRunLoopCommonModes];
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self.hideDelayTimer = timer;
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}
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- (void)handleHideTimer:(NSTimer *)timer {
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[self hideAnimated:[timer.userInfo boolValue]];
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}
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#pragma mark - UIAppearance
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- (void)setOffset:(CGPoint)offset {
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_offset = offset;
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[self setNeedsLayout];
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}
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- (void)setMarginInsets:(UIEdgeInsets)marginInsets {
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_marginInsets = marginInsets;
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[self setNeedsLayout];
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}
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@end
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@interface QMUIToastView (UIAppearance)
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@end
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@implementation QMUIToastView (UIAppearance)
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+ (void)initialize {
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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[self setDefaultAppearance];
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});
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}
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+ (void)setDefaultAppearance {
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QMUIToastView *appearance = [QMUIToastView appearance];
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appearance.offset = CGPointZero;
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appearance.marginInsets = UIEdgeInsetsMake(20, 20, 20, 20);
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}
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@end
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@implementation QMUIToastView (ToastTool)
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+ (BOOL)hideAllToastInView:(UIView *)view animated:(BOOL)animated {
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NSArray *toastViews = [self allToastInView:view];
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BOOL result = NO;
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for (QMUIToastView *toastView in toastViews) {
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result = YES;
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toastView.removeFromSuperViewWhenHide = YES;
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[toastView hideAnimated:animated];
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}
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return result;
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}
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+ (nullable __kindof UIView *)toastInView:(UIView *)view {
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if (kToastViews.count <= 0) {
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return nil;
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}
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UIView *toastView = kToastViews.lastObject;
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if ([toastView isKindOfClass:self]) {
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return toastView;
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}
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return nil;
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}
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+ (nullable NSArray <QMUIToastView *> *)allToastInView:(UIView *)view {
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if (!view) {
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return kToastViews.count > 0 ? [kToastViews mutableCopy] : nil;
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}
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NSMutableArray *toastViews = [[NSMutableArray alloc] init];
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for (UIView *toastView in kToastViews) {
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if (toastView.superview == view && [toastView isKindOfClass:self]) {
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[toastViews addObject:toastView];
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}
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}
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return toastViews.count > 0 ? [toastViews mutableCopy] : nil;
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}
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@end
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