387 lines
16 KiB
Objective-C
387 lines
16 KiB
Objective-C
//
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// BaseView.m
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// BRPickerViewDemo
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//
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// Created by renbo on 2017/8/11.
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// Copyright © 2017 irenb. All rights reserved.
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//
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// 最新代码下载地址：https://github.com/91renb/BRPickerView
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#import "BRBaseView.h"
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@interface BRBaseView ()
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// 蒙层视图
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@property (nonatomic, strong) UIView *maskView;
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// 标题栏背景视图
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@property (nonatomic, strong) UIView *titleBarView;
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// 左边取消按钮
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@property (nonatomic, strong) UIButton *cancelBtn;
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// 右边确定按钮
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@property (nonatomic, strong) UIButton *doneBtn;
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// 中间标题
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@property (nonatomic, strong) UILabel *titleLabel;
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// 取消按钮离屏幕边缘的距离
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@property (nonatomic, assign) CGFloat cancelBtnMargin;
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// 确定按钮离屏幕边缘的距离
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@property (nonatomic, assign) CGFloat doneBtnMargin;
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@end
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@implementation BRBaseView
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- (void)initUI {
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self.frame = self.keyView.bounds;
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// 设置子视图的宽度随着父视图变化
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self.autoresizingMask = UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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if (!self.pickerStyle.hiddenMaskView) {
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[self addSubview:self.maskView];
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}
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[self addSubview:self.alertView];
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// 是否隐藏标题栏
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if (!self.pickerStyle.hiddenTitleBarView) {
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[self.alertView addSubview:self.titleBarView];
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[self.alertView sendSubviewToBack:self.titleBarView];
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if (!self.pickerStyle.hiddenTitleLabel) {
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[self.titleBarView addSubview:self.titleLabel];
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}
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if (!self.pickerStyle.hiddenCancelBtn) {
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[self.titleBarView addSubview:self.cancelBtn];
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// 获取边距
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if (self.pickerStyle.cancelBtnFrame.origin.x < self.bounds.size.width / 2) {
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self.cancelBtnMargin = self.pickerStyle.cancelBtnFrame.origin.x;
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} else {
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self.cancelBtnMargin = self.bounds.size.width - self.pickerStyle.cancelBtnFrame.origin.x - self.pickerStyle.cancelBtnFrame.size.width;
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}
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}
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if (!self.pickerStyle.hiddenDoneBtn) {
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[self.titleBarView addSubview:self.doneBtn];
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// 获取边距
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if (self.pickerStyle.doneBtnFrame.origin.x < self.bounds.size.width / 2) {
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self.doneBtnMargin = self.pickerStyle.doneBtnFrame.origin.x;
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} else {
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self.doneBtnMargin = self.bounds.size.width - self.pickerStyle.doneBtnFrame.origin.x - self.pickerStyle.doneBtnFrame.size.width;
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}
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}
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}
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}
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#pragma mark - 适配横屏安全区域，更新子视图布局
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- (void)layoutSubviews {
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[super layoutSubviews];
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if (_cancelBtn || _doneBtn) {
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if (@available(iOS 11.0, *)) {
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UIEdgeInsets safeInsets = self.safeAreaInsets;
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if (_cancelBtn) {
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CGRect cancelBtnFrame = self.pickerStyle.cancelBtnFrame;
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if (cancelBtnFrame.origin.x < MIN(self.bounds.size.width / 2, self.bounds.size.height / 2)) {
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cancelBtnFrame.origin.x += safeInsets.left;
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} else {
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cancelBtnFrame.origin.x = self.bounds.size.width - cancelBtnFrame.size.width - safeInsets.right - self.cancelBtnMargin;
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}
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self.cancelBtn.frame = cancelBtnFrame;
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}
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if (_doneBtn) {
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CGRect doneBtnFrame = self.pickerStyle.doneBtnFrame;
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if (doneBtnFrame.origin.x < MIN(self.bounds.size.width / 2, self.bounds.size.height / 2)) {
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doneBtnFrame.origin.x += safeInsets.left;
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} else {
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doneBtnFrame.origin.x = self.bounds.size.width - doneBtnFrame.size.width - safeInsets.right - self.doneBtnMargin;
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}
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self.doneBtn.frame = doneBtnFrame;
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}
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}
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}
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if (_alertView && self.pickerStyle.topCornerRadius > 0) {
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// 设置顶部圆角
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[BRPickerStyle br_setView:_alertView roundingCorners:UIRectCornerTopLeft | UIRectCornerTopRight withRadius:self.pickerStyle.topCornerRadius];
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}
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}
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#pragma mark - 蒙层视图
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- (UIView *)maskView {
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if (!_maskView) {
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_maskView = [[UIView alloc]initWithFrame:self.keyView.bounds];
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_maskView.backgroundColor = self.pickerStyle.maskColor;
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// 设置子视图的大小随着父视图变化
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_maskView.autoresizingMask = UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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_maskView.userInteractionEnabled = YES;
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UITapGestureRecognizer *myTap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(didTapMaskView:)];
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[_maskView addGestureRecognizer:myTap];
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}
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return _maskView;
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}
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#pragma mark - 弹框视图
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- (UIView *)alertView {
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if (!_alertView) {
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CGFloat accessoryViewHeight = 0;
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if (self.pickerHeaderView) {
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accessoryViewHeight += self.pickerHeaderView.bounds.size.height;
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}
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if (self.pickerFooterView) {
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accessoryViewHeight += self.pickerFooterView.bounds.size.height;
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}
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CGFloat height = self.pickerStyle.titleBarHeight + self.pickerStyle.pickerHeight + self.pickerStyle.paddingBottom + accessoryViewHeight;
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_alertView = [[UIView alloc]initWithFrame:CGRectMake(0, self.keyView.bounds.size.height - height, self.keyView.bounds.size.width, height)];
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_alertView.backgroundColor = self.pickerStyle.alertViewColor ? self.pickerStyle.alertViewColor : self.pickerStyle.pickerColor;
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if (!self.pickerStyle.topCornerRadius && !self.pickerStyle.hiddenShadowLine) {
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// 设置弹框视图顶部边框线
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UIView *shadowLineView = [[UIView alloc]initWithFrame:CGRectMake(0, 0, _alertView.frame.size.width, self.pickerStyle.shadowLineHeight)];
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shadowLineView.backgroundColor = self.pickerStyle.shadowLineColor;
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shadowLineView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[_alertView addSubview:shadowLineView];
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}
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_alertView.autoresizingMask = UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth;
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}
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return _alertView;
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}
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#pragma mark - 标题栏视图
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- (UIView *)titleBarView {
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if (!_titleBarView) {
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_titleBarView =[[UIView alloc]initWithFrame:CGRectMake(0, 0, self.keyView.bounds.size.width, self.pickerStyle.titleBarHeight)];
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_titleBarView.backgroundColor = self.pickerStyle.titleBarColor;
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_titleBarView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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if (!self.pickerStyle.hiddenTitleLine) {
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// 设置标题栏底部分割线
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UIView *titleLineView = [[UIView alloc]initWithFrame:CGRectMake(0, _titleBarView.frame.size.height - 0.5f, _titleBarView.frame.size.width, 0.5f)];
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titleLineView.backgroundColor = self.pickerStyle.titleLineColor;
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titleLineView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[_titleBarView addSubview:titleLineView];
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}
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}
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return _titleBarView;
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}
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#pragma mark - 取消按钮
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- (UIButton *)cancelBtn {
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if (!_cancelBtn) {
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_cancelBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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_cancelBtn.frame = self.pickerStyle.cancelBtnFrame;
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_cancelBtn.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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_cancelBtn.backgroundColor = self.pickerStyle.cancelColor;;
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_cancelBtn.titleLabel.font = self.pickerStyle.cancelTextFont;
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[_cancelBtn setTitleColor:self.pickerStyle.cancelTextColor forState:UIControlStateNormal];
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if (self.pickerStyle.cancelBtnImage) {
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[_cancelBtn setImage:self.pickerStyle.cancelBtnImage forState:UIControlStateNormal];
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}
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if (self.pickerStyle.cancelBtnTitle) {
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[_cancelBtn setTitle:self.pickerStyle.cancelBtnTitle forState:UIControlStateNormal];
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}
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[_cancelBtn addTarget:self action:@selector(clickCancelBtn) forControlEvents:UIControlEventTouchUpInside];
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// 设置按钮圆角或边框
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if (self.pickerStyle.cancelBorderStyle == BRBorderStyleSolid) {
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_cancelBtn.layer.cornerRadius = self.pickerStyle.cancelCornerRadius > 0 ? self.pickerStyle.cancelCornerRadius : 6.0f;
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_cancelBtn.layer.borderColor = self.pickerStyle.cancelTextColor.CGColor;
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_cancelBtn.layer.borderWidth = self.pickerStyle.cancelBorderWidth > 0 ? self.pickerStyle.cancelBorderWidth : 1.0f;
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_cancelBtn.layer.masksToBounds = YES;
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} else if (self.pickerStyle.cancelBorderStyle == BRBorderStyleFill) {
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_cancelBtn.layer.cornerRadius = self.pickerStyle.cancelCornerRadius > 0 ? self.pickerStyle.cancelCornerRadius : 6.0f;
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_cancelBtn.layer.masksToBounds = YES;
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}
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}
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return _cancelBtn;
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}
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#pragma mark - 确定按钮
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- (UIButton *)doneBtn {
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if (!_doneBtn) {
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_doneBtn = [UIButton buttonWithType:UIButtonTypeCustom];
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_doneBtn.frame = self.pickerStyle.doneBtnFrame;
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_doneBtn.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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_doneBtn.backgroundColor = self.pickerStyle.doneColor;
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if (self.pickerStyle.doneBtnImage) {
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[_doneBtn setImage:self.pickerStyle.doneBtnImage forState:UIControlStateNormal];
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}
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if (self.pickerStyle.doneBtnTitle) {
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_doneBtn.titleLabel.font = self.pickerStyle.doneTextFont;
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[_doneBtn setTitleColor:self.pickerStyle.doneTextColor forState:UIControlStateNormal];
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[_doneBtn setTitle:self.pickerStyle.doneBtnTitle forState:UIControlStateNormal];
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}
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[_doneBtn addTarget:self action:@selector(clickDoneBtn) forControlEvents:UIControlEventTouchUpInside];
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// 设置按钮圆角或边框
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if (self.pickerStyle.doneBorderStyle == BRBorderStyleSolid) {
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_doneBtn.layer.cornerRadius = self.pickerStyle.doneCornerRadius > 0 ? self.pickerStyle.doneCornerRadius : 6.0f;
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_doneBtn.layer.borderColor = self.pickerStyle.doneTextColor.CGColor;
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_doneBtn.layer.borderWidth = self.pickerStyle.doneBorderWidth > 0 ? self.pickerStyle.doneBorderWidth : 1.0f;
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_doneBtn.layer.masksToBounds = YES;
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} else if (self.pickerStyle.doneBorderStyle == BRBorderStyleFill) {
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_doneBtn.layer.cornerRadius = self.pickerStyle.doneCornerRadius > 0 ? self.pickerStyle.doneCornerRadius : 6.0f;
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_doneBtn.layer.masksToBounds = YES;
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}
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}
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return _doneBtn;
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}
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#pragma mark - 中间标题label
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- (UILabel *)titleLabel {
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if (!_titleLabel) {
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_titleLabel = [[UILabel alloc]initWithFrame:self.pickerStyle.titleLabelFrame];
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_titleLabel.backgroundColor = self.pickerStyle.titleLabelColor;
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_titleLabel.autoresizingMask = UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleLeftMargin;
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_titleLabel.textAlignment = NSTextAlignmentCenter;
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_titleLabel.font = self.pickerStyle.titleTextFont;
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_titleLabel.textColor = self.pickerStyle.titleTextColor;
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_titleLabel.text = self.title;
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}
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return _titleLabel;
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}
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#pragma mark - 点击蒙层视图事件
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- (void)didTapMaskView:(UITapGestureRecognizer *)sender {
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[self removePickerFromView:nil];
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if (self.cancelBlock) {
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self.cancelBlock();
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}
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}
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#pragma mark - 取消按钮的点击事件
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- (void)clickCancelBtn {
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[self removePickerFromView:nil];
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if (self.cancelBlock) {
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self.cancelBlock();
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}
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}
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#pragma mark - 确定按钮的点击事件
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- (void)clickDoneBtn {
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[self removePickerFromView:nil];
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if (self.doneBlock) {
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self.doneBlock();
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}
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}
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#pragma mark - 添加视图方法
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- (void)addPickerToView:(UIView *)view {
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if (view) {
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self.frame = view.bounds;
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self.autoresizingMask = UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
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CGFloat accessoryViewHeight = 0;
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if (self.pickerHeaderView) {
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CGRect rect = self.pickerHeaderView.frame;
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self.pickerHeaderView.frame = CGRectMake(0, 0, view.bounds.size.width, rect.size.height);
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self.pickerHeaderView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[self addSubview:self.pickerHeaderView];
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accessoryViewHeight += self.pickerHeaderView.bounds.size.height;
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}
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if (self.pickerFooterView) {
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CGRect rect = self.pickerFooterView.frame;
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self.pickerFooterView.frame = CGRectMake(0, view.bounds.size.height - rect.size.height, view.bounds.size.width, rect.size.height);
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self.pickerFooterView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[self addSubview:self.pickerFooterView];
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accessoryViewHeight += self.pickerFooterView.bounds.size.height;
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}
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[view addSubview:self];
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} else {
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[self initUI];
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if (self.pickerHeaderView) {
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CGRect rect = self.pickerHeaderView.frame;
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CGFloat titleBarHeight = self.pickerStyle.hiddenTitleBarView ? 0 : self.pickerStyle.titleBarHeight;
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self.pickerHeaderView.frame = CGRectMake(0, titleBarHeight, self.alertView.bounds.size.width, rect.size.height);
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self.pickerHeaderView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[self.alertView addSubview:self.pickerHeaderView];
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}
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if (self.pickerFooterView) {
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CGRect rect = self.pickerFooterView.frame;
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self.pickerFooterView.frame = CGRectMake(0, self.alertView.bounds.size.height - self.pickerStyle.paddingBottom - rect.size.height, self.alertView.bounds.size.width, rect.size.height);
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self.pickerFooterView.autoresizingMask = UIViewAutoresizingFlexibleWidth;
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[self.alertView addSubview:self.pickerFooterView];
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}
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[self.keyView addSubview:self];
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// 动画前初始位置
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CGRect rect = self.alertView.frame;
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rect.origin.y = self.bounds.size.height;
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self.alertView.frame = rect;
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// 弹出动画
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if (!self.pickerStyle.hiddenMaskView) {
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self.maskView.alpha = 0;
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}
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[UIView animateWithDuration:0.3f animations:^{
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if (!self.pickerStyle.hiddenMaskView) {
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self.maskView.alpha = 1;
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}
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CGFloat alertViewHeight = self.alertView.bounds.size.height;
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CGRect rect = self.alertView.frame;
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rect.origin.y -= alertViewHeight;
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self.alertView.frame = rect;
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}];
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}
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}
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#pragma mark - 移除视图方法
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- (void)removePickerFromView:(UIView *)view {
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if (view) {
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[self removeFromSuperview];
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} else {
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// 关闭动画
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[UIView animateWithDuration:0.2f animations:^{
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CGFloat alertViewHeight = self.alertView.bounds.size.height;
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CGRect rect = self.alertView.frame;
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rect.origin.y += alertViewHeight;
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self.alertView.frame = rect;
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if (!self.pickerStyle.hiddenMaskView) {
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self.maskView.alpha = 0;
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}
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} completion:^(BOOL finished) {
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[self removeFromSuperview];
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}];
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}
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}
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#pragma mark - 刷新选择器数据
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- (void)reloadData {
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}
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#pragma mark - 添加自定义视图到选择器（picker）上
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- (void)addSubViewToPicker:(UIView *)customView {
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}
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#pragma mark - 添加自定义视图到标题栏（titleBar）上
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- (void)addSubViewToTitleBar:(UIView *)customView {
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if (!self.pickerStyle.hiddenTitleBarView) {
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[self.titleBarView addSubview:customView];
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}
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}
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- (BRPickerStyle *)pickerStyle {
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if (!_pickerStyle) {
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_pickerStyle = [[BRPickerStyle alloc]init];
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}
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return _pickerStyle;
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}
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- (UIView *)keyView {
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if (!_keyView) {
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_keyView = BRGetKeyWindow();
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}
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return _keyView;
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}
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#pragma mark - setter 方法（支持动态设置标题）
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- (void)setTitle:(NSString *)title {
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_title = title;
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if (_titleLabel) {
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_titleLabel.text = title;
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}
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}
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- (void)dealloc {
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NSLog(@"%@ dealloc", NSStringFromClass([self class]));
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}
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@end
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