658 lines
24 KiB
Objective-C
658 lines
24 KiB
Objective-C
/*
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* Copyright [2019] [Doric.Pub]
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//
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// DoricInputNode.m
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// Doric
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//
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// Created by 姜腾 on 2019/12/11.
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//
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#import <JavaScriptCore/JavaScriptCore.h>
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#import "DoricInputNode.h"
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#import "DoricUtil.h"
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#import "DoricPromise.h"
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typedef void (^onTextChangeBlock)(NSString *text, DoricInputNode *node);
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typedef void (^onFocusChangeBlock)(BOOL focused, DoricInputNode *node);
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typedef void (^onSubmitEditingBlock)(NSString *text, DoricInputNode *node);
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@interface DoricSingleLineInput : UITextField
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@end
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@implementation DoricSingleLineInput
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- (void)drawTextInRect:(CGRect)rect {
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[super drawTextInRect:rect];
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}
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- (CGSize)sizeThatFits:(CGSize)size {
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return [super sizeThatFits:size];
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}
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@end
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@interface DoricMultilineInput : UITextView
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@property(nonatomic, assign) DoricGravity gravity;
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@property(nonatomic, strong) UILabel *placeholderLabel;
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@end
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@implementation DoricMultilineInput
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- (instancetype)init {
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if (self = [super init]) {
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self.font = [UIFont systemFontOfSize:12];
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_placeholderLabel = [UILabel new];
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_placeholderLabel.numberOfLines = 0;
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_placeholderLabel.textColor = [UIColor grayColor];
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_placeholderLabel.userInteractionEnabled = NO;
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_placeholderLabel.font = self.font;
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[self insertSubview:_placeholderLabel atIndex:0];
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}
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return self;
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}
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- (void)layoutSubviews {
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[super layoutSubviews];
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self.placeholderLabel.hidden = self.text.length > 0;
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if (!self.placeholderLabel.hidden) {
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CGFloat lineFragmentPadding = self.textContainer.lineFragmentPadding;
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UIEdgeInsets textContainerInset = self.textContainerInset;
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self.placeholderLabel.x = lineFragmentPadding + textContainerInset.left;
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CGFloat desiredWidth = self.width - lineFragmentPadding * 2 - textContainerInset.left - textContainerInset.right;
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CGSize fitSize = [self.placeholderLabel sizeThatFits:CGSizeMake(desiredWidth, 0)];
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if (fitSize.width < desiredWidth) {
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self.placeholderLabel.width = desiredWidth;
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}
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self.placeholderLabel.height = fitSize.height;
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if ((self.gravity & DoricGravityTop) == DoricGravityTop) {
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self.placeholderLabel.y = textContainerInset.top;
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} else if ((self.gravity & DoricGravityBottom) == DoricGravityBottom) {
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self.placeholderLabel.y = self.height - textContainerInset.bottom - fitSize.height;
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} else {
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self.placeholderLabel.centerY = (self.height - textContainerInset.top - textContainerInset.bottom) / 2;
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}
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}
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if (self.contentSize.height < self.height) {
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if ((self.gravity & DoricGravityTop) == DoricGravityTop) {
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self.contentInset = UIEdgeInsetsMake(
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0,
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self.contentInset.left,
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self.contentInset.bottom,
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self.contentInset.right);
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} else if ((self.gravity & DoricGravityBottom) == DoricGravityBottom) {
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self.contentInset = UIEdgeInsetsMake(
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self.height - self.contentSize.height,
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self.contentInset.left,
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self.contentInset.bottom,
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self.contentInset.right);
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} else {
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self.contentInset = UIEdgeInsetsMake(
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(self.height - self.contentSize.height) / 2,
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self.contentInset.left,
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self.contentInset.bottom,
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self.contentInset.right);
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}
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}
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}
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- (CGSize)sizeThatFits:(CGSize)size {
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if (self.text.length > 0) {
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CGSize ret = [super sizeThatFits:size];
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return CGSizeMake(ret.width - self.doricLayout.paddingLeft - self.doricLayout.paddingRight, ret.height - self.doricLayout.paddingTop - self.doricLayout.paddingBottom);
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} else {
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CGSize ret = [self.placeholderLabel sizeThatFits:size];
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return CGSizeMake(ret.width, ret.height);
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}
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}
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- (void)setTextAlignment:(NSTextAlignment)textAlignment {
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[super setTextAlignment:textAlignment];
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self.placeholderLabel.textAlignment = textAlignment;
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}
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@end
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@interface DoricInputView ()
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@property(nonatomic, strong) DoricMultilineInput *multiLineInput;
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@property(nonatomic, strong) DoricSingleLineInput *singleLineInput;
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@property(nonatomic, strong) UIFont *hintFont;
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@end
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@implementation DoricInputView
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- (instancetype)init {
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if (self = [super init]) {
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_multiLineInput = [DoricMultilineInput new];
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_multiLineInput.backgroundColor = UIColor.clearColor;
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_multiLineInput.textAlignment = NSTextAlignmentLeft;
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_multiLineInput.gravity = DoricGravityTop;
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[self addSubview:_multiLineInput];
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_singleLineInput = [DoricSingleLineInput new];
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_singleLineInput.backgroundColor = UIColor.clearColor;
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_singleLineInput.textAlignment = NSTextAlignmentLeft;
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_singleLineInput.contentVerticalAlignment = UIControlContentVerticalAlignmentTop;
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[self addSubview:_singleLineInput];
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self.multiline = YES;
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}
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return self;
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}
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- (void)setMultiline:(BOOL)multiline {
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if (multiline == self.multiline) {
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return;
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}
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if (multiline) {
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self.multiLineInput.text = self.singleLineInput.text;
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if (self.singleLineInput.isFirstResponder) {
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[self.multiLineInput becomeFirstResponder];
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}
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} else {
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self.singleLineInput.text = self.multiLineInput.text;
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if (self.multiLineInput.isFirstResponder) {
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[self.singleLineInput becomeFirstResponder];
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}
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}
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self.singleLineInput.hidden = multiline;
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self.multiLineInput.hidden = !multiline;
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}
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- (BOOL)multiline {
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return self.singleLineInput.hidden;
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}
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- (void)setFrame:(CGRect)frame {
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[super setFrame:frame];
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self.singleLineInput.width = frame.size.width - self.doricLayout.paddingLeft - self.doricLayout.paddingRight;
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self.singleLineInput.height = frame.size.height - self.doricLayout.paddingTop - self.doricLayout.paddingBottom;
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self.singleLineInput.x = self.doricLayout.paddingLeft;
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self.singleLineInput.y = self.doricLayout.paddingTop;
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self.multiLineInput.width = frame.size.width - self.doricLayout.paddingLeft - self.doricLayout.paddingRight;
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self.multiLineInput.height = frame.size.height - self.doricLayout.paddingTop - self.doricLayout.paddingBottom;
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self.multiLineInput.x = self.doricLayout.paddingLeft;
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self.multiLineInput.y = self.doricLayout.paddingTop;
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}
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- (CGSize)sizeThatFits:(CGSize)size {
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if (self.multiline) {
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return [self.multiLineInput sizeThatFits:size];
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} else {
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return [self.singleLineInput sizeThatFits:size];
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}
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}
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- (void)setText:(NSString *)text {
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self.multiLineInput.text = text;
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self.singleLineInput.text = text;
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}
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- (NSString *)text {
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if (self.multiline) {
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return self.multiLineInput.text;
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} else {
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return self.singleLineInput.text;
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}
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}
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- (void)setFont:(UIFont *)font {
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self.multiLineInput.font = font;
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self.singleLineInput.font = font;
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}
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- (UIFont *)font {
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if (self.multiline) {
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return self.multiLineInput.font;
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} else {
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return self.singleLineInput.font;
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}
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}
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- (void)setTextColor:(UIColor *)color {
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self.multiLineInput.textColor = color;
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self.singleLineInput.textColor = color;
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}
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- (UIColor *)textColor {
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if (self.multiline) {
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return self.multiLineInput.textColor;
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} else {
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return self.singleLineInput.textColor;
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}
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}
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- (void)setTextAlignment:(NSTextAlignment)textAlignment {
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self.multiLineInput.textAlignment = textAlignment;
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self.singleLineInput.textAlignment = textAlignment;
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}
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- (NSTextAlignment)textAlignment {
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if (self.multiline) {
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return self.multiLineInput.textAlignment;
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} else {
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return self.singleLineInput.textAlignment;
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}
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}
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- (void)setHintText:(NSString *)text {
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self.multiLineInput.placeholderLabel.text = text;
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}
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- (NSString *)hintText {
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if (self.multiline) {
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return self.multiLineInput.placeholderLabel.text;
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} else {
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return self.singleLineInput.placeholder;
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}
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}
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- (void)setHintTextColor:(UIColor *)color {
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self.multiLineInput.placeholderLabel.textColor = color;
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}
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- (void)setHintFont:(UIFont *)font {
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_hintFont = font;
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self.multiLineInput.placeholderLabel.font = font;
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}
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- (void)setKeyboardType:(UIKeyboardType)keyboardType {
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self.multiLineInput.keyboardType = keyboardType;
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self.singleLineInput.keyboardType = keyboardType;
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}
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- (void)setReturnKeyType:(UIReturnKeyType)returnKeyType {
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self.multiLineInput.returnKeyType = returnKeyType;
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self.singleLineInput.returnKeyType = returnKeyType;
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}
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- (void)setSecureTextEntry:(BOOL)secureTextEntry {
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self.multiLineInput.secureTextEntry = secureTextEntry;
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self.singleLineInput.secureTextEntry = secureTextEntry;
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}
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- (void)setEditable:(BOOL)editable {
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self.multiLineInput.editable = editable;
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self.singleLineInput.enabled = editable;
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}
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@end
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@interface DoricInputNode () <UITextViewDelegate, UITextFieldDelegate>
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@property(nonatomic, copy) onTextChangeBlock onTextChange;
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@property(nonatomic, copy) onFocusChangeBlock onFocusChange;
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@property(nonatomic, copy) onSubmitEditingBlock onSubmitEditing;
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@property(nonatomic, strong) NSNumber *maxLength;
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@property(nonatomic, copy) NSString *beforeTextChangeFuncId;
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@end
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@implementation DoricInputNode
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- (DoricInputView *)build {
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DoricInputView *v = [DoricInputView new];
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v.singleLineInput.delegate = self;
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[v.singleLineInput addTarget:self action:@selector(textFieldDidChange:) forControlEvents:UIControlEventEditingChanged];
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v.multiLineInput.delegate = self;
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v.multiLineInput.textContainer.lineFragmentPadding = 0;
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v.doricLayout.paddingTop = v.multiLineInput.textContainerInset.top;
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v.doricLayout.paddingBottom = v.multiLineInput.textContainerInset.bottom;
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v.doricLayout.paddingLeft = v.multiLineInput.textContainerInset.left;
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v.doricLayout.paddingRight = v.multiLineInput.textContainerInset.right;
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v.multiLineInput.textContainerInset = UIEdgeInsetsMake(0, 0, 0, 0);
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return v;
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}
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- (void)blendView:(DoricInputView *)view forPropName:(NSString *)name propValue:(id)prop {
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if ([name isEqualToString:@"text"]) {
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view.text = prop;
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} else if ([name isEqualToString:@"textSize"]) {
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UIFont *font = view.font;
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if (font) {
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view.font = [view.font fontWithSize:[(NSNumber *) prop floatValue]];
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} else {
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view.font = [UIFont systemFontOfSize:[(NSNumber *) prop floatValue]];
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}
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} else if ([name isEqualToString:@"textColor"]) {
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view.textColor = DoricColor(prop);
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} else if ([name isEqualToString:@"textAlignment"]) {
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DoricGravity gravity = (DoricGravity) [(NSNumber *) prop integerValue];
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NSTextAlignment alignment = NSTextAlignmentCenter;
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if ((gravity & DoricGravityLeft) == DoricGravityLeft) {
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alignment = NSTextAlignmentLeft;
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} else if ((gravity & DoricGravityRight) == DoricGravityRight) {
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alignment = NSTextAlignmentRight;
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}
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view.textAlignment = alignment;
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view.multiLineInput.gravity = gravity;
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UIControlContentVerticalAlignment verticalAlignment = UIControlContentVerticalAlignmentCenter;
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if ((gravity & DoricGravityTop) == DoricGravityTop) {
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verticalAlignment = UIControlContentVerticalAlignmentTop;
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} else if ((gravity & DoricGravityBottom) == DoricGravityBottom) {
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verticalAlignment = UIControlContentVerticalAlignmentBottom;
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}
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view.singleLineInput.contentVerticalAlignment = verticalAlignment;
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} else if ([name isEqualToString:@"font"]) {
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NSString *iconfont = prop;
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UIFont *font = [UIFont fontWithName:[iconfont stringByReplacingOccurrencesOfString:@".ttf" withString:@""]
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size:view.font.pointSize];
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view.font = font;
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} else if ([name isEqualToString:@"multiline"]) {
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BOOL value = [(NSNumber *) prop boolValue];
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view.multiline = value;
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} else if ([name isEqualToString:@"beforeTextChange"]) {
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self.beforeTextChangeFuncId = prop;
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} else if ([name isEqualToString:@"hintText"]) {
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view.hintText = (NSString *) prop;
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} else if ([name isEqualToString:@"hintTextColor"]) {
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view.hintTextColor = DoricColor(prop);
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} else if ([name isEqualToString:@"hintFont"]) {
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NSString *iconfont = prop;
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UIFont *font = [UIFont fontWithName:[iconfont stringByReplacingOccurrencesOfString:@".ttf" withString:@""]
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size:view.font.pointSize];
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view.hintFont = font;
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} else if ([name isEqualToString:@"onTextChange"]) {
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if ([prop isKindOfClass:[NSString class]]) {
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self.onTextChange = ^(NSString *text, DoricInputNode *node) {
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[node callJSResponse:prop, text, nil];
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};
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} else {
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self.onTextChange = nil;
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}
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} else if ([name isEqualToString:@"onFocusChange"]) {
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if ([prop isKindOfClass:[NSString class]]) {
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self.onFocusChange = ^(BOOL focused, DoricInputNode *node) {
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[node callJSResponse:prop, @(focused), nil];
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};
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} else {
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self.onFocusChange = nil;
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}
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} else if ([name isEqualToString:@"maxLength"]) {
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self.maxLength = prop;
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} else if ([name isEqualToString:@"inputType"]) {
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switch ([prop integerValue]) {
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case 1: {
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[self.view setKeyboardType:UIKeyboardTypeNumberPad];
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break;
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}
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case 2: {
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[self.view setKeyboardType:UIKeyboardTypeDecimalPad];
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break;
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}
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case 3: {
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[self.view setKeyboardType:UIKeyboardTypeAlphabet];
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break;
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}
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case 4: {
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[self.view setKeyboardType:UIKeyboardTypePhonePad];
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break;
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}
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default: {
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[self.view setKeyboardType:UIKeyboardTypeDefault];
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break;
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}
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}
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} else if ([name isEqualToString:@"password"]) {
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view.secureTextEntry = [(NSNumber *) prop boolValue];
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} else if ([name isEqualToString:@"editable"]) {
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view.editable = [(NSNumber *) prop boolValue];
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} else if ([name isEqualToString:@"returnKeyType"]) {
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switch ([(NSNumber *) prop integerValue]) {
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case 1:
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view.returnKeyType = UIReturnKeyDone;
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break;
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case 2:
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view.returnKeyType = UIReturnKeySearch;
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break;
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case 3:
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view.returnKeyType = UIReturnKeyNext;
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break;
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case 4:
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view.returnKeyType = UIReturnKeyGo;
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break;
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case 5:
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view.returnKeyType = UIReturnKeySend;
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break;
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case 0:
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default:
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view.returnKeyType = UIReturnKeyDefault;
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break;
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}
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} else if ([name isEqualToString:@"onSubmitEditing"]) {
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if ([prop isKindOfClass:[NSString class]]) {
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self.onSubmitEditing = ^(NSString *text, DoricInputNode *node) {
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[node callJSResponse:prop, text, nil];
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};
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} else {
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self.onSubmitEditing = nil;
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}
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} else if ([name isEqualToString:@"enableHorizontalScrollBar"]) {
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view.multiLineInput.showsHorizontalScrollIndicator = [prop boolValue];;
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} else if ([name isEqualToString:@"enableVerticalScrollBar"]) {
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view.multiLineInput.showsVerticalScrollIndicator = [prop boolValue];;
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} else {
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[super blendView:view forPropName:name propValue:prop];
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}
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}
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- (void)blend:(NSDictionary *)props {
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[super blend:props];
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}
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- (void)afterBlended:(NSDictionary *)props {
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[super afterBlended:props];
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UIFont *font = self.view.hintFont;
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if (font) {
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self.view.multiLineInput.placeholderLabel.font = [self.view.multiLineInput.placeholderLabel.font fontWithSize:self.view.font.pointSize];
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} else {
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self.view.multiLineInput.placeholderLabel.font = self.view.multiLineInput.font;
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}
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self.view.multiLineInput.placeholderLabel.numberOfLines = self.view.multiLineInput.textContainer.maximumNumberOfLines;
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if (self.view.multiLineInput.placeholderLabel.text) {
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self.view.singleLineInput.attributedPlaceholder = [[NSAttributedString alloc]
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initWithString:self.view.multiLineInput.placeholderLabel.text
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attributes:@{
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NSForegroundColorAttributeName: self.view.multiLineInput.placeholderLabel.textColor,
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NSFontAttributeName: self.view.multiLineInput.placeholderLabel.font}];
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}
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}
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- (void)requestLayout {
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[super requestLayout];
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[self.view setNeedsLayout];
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}
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#pragma mark - Doric-JS api
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- (NSString *)getText {
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return self.view.text;
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}
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- (void)setSelection:(NSDictionary *)params withPromise:(DoricPromise *)promise {
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NSNumber *start = params[@"start"];
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NSNumber *end = params[@"end"];
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if (self.view.multiline) {
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self.view.multiLineInput.selectedRange = NSMakeRange(start.unsignedIntegerValue, end.unsignedIntegerValue - start.unsignedIntegerValue);
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} else {
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UITextPosition *startPos = [self.view.singleLineInput positionFromPosition:self.view.singleLineInput.beginningOfDocument
|
|
offset:start.unsignedIntegerValue];
|
|
UITextPosition *endPos = [self.view.singleLineInput positionFromPosition:self.view.singleLineInput.beginningOfDocument
|
|
offset:end.unsignedIntegerValue];
|
|
self.view.singleLineInput.selectedTextRange = [self.view.singleLineInput textRangeFromPosition:startPos
|
|
toPosition:endPos];
|
|
}
|
|
[promise resolve:nil];
|
|
}
|
|
|
|
- (NSDictionary *)getSelection {
|
|
if (self.view.multiline) {
|
|
return @{
|
|
@"start": @([self.view.multiLineInput offsetFromPosition:self.view.multiLineInput.beginningOfDocument
|
|
toPosition:self.view.multiLineInput.selectedTextRange.start]),
|
|
@"end": @([self.view.multiLineInput offsetFromPosition:self.view.multiLineInput.beginningOfDocument
|
|
toPosition:self.view.multiLineInput.selectedTextRange.end]),
|
|
};
|
|
} else {
|
|
UITextRange *range = self.view.singleLineInput.selectedTextRange;
|
|
return @{
|
|
@"start": @( [self.view.singleLineInput offsetFromPosition:self.view.singleLineInput.beginningOfDocument
|
|
toPosition:range.start]),
|
|
@"end": @( [self.view.singleLineInput offsetFromPosition:self.view.singleLineInput.beginningOfDocument
|
|
toPosition:range.end]),
|
|
};
|
|
}
|
|
|
|
}
|
|
|
|
- (void)requestFocus {
|
|
if (self.view.multiline) {
|
|
[self.view.multiLineInput becomeFirstResponder];
|
|
} else {
|
|
[self.view.singleLineInput becomeFirstResponder];
|
|
}
|
|
}
|
|
|
|
- (void)releaseFocus {
|
|
if (self.view.multiline) {
|
|
[self.view.multiLineInput resignFirstResponder];
|
|
} else {
|
|
[self.view.singleLineInput resignFirstResponder];
|
|
}
|
|
}
|
|
|
|
#pragma mark - UITextViewDelegate
|
|
|
|
- (void)textViewDidBeginEditing:(UITextView *)textView {
|
|
if (self.onFocusChange) {
|
|
self.onFocusChange(YES, self);
|
|
}
|
|
}
|
|
|
|
- (void)textViewDidEndEditing:(UITextView *)textView {
|
|
if (self.onFocusChange) {
|
|
self.onFocusChange(NO, self);
|
|
}
|
|
}
|
|
|
|
- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text {
|
|
if (self.beforeTextChangeFuncId) {
|
|
DoricAsyncResult *asyncResult = [self
|
|
pureCallJSResponse:self.beforeTextChangeFuncId,
|
|
@{
|
|
@"editing": textView.text,
|
|
@"start": @(range.location),
|
|
@"length": @(range.length),
|
|
@"replacement": text,
|
|
},
|
|
nil];
|
|
NSNumber *ret = [asyncResult waitUntilResult:^(JSValue *model) {
|
|
return [model toNumber];
|
|
}];
|
|
return [ret boolValue];
|
|
}
|
|
return YES;
|
|
}
|
|
|
|
- (void)textViewDidChange:(UITextView *)textView {
|
|
if (textView.markedTextRange || textView.text.length > 0) {
|
|
self.view.multiLineInput.placeholderLabel.hidden = YES;
|
|
} else {
|
|
self.view.multiLineInput.placeholderLabel.hidden = NO;
|
|
}
|
|
|
|
if (textView.markedTextRange) return;
|
|
|
|
if (self.maxLength) {
|
|
textView.text = [self limitToHansMaxLength:self.maxLength.unsignedIntValue text:textView.text];
|
|
}
|
|
if (self.onTextChange) {
|
|
self.onTextChange(textView.text, self);
|
|
}
|
|
[textView setNeedsLayout];
|
|
}
|
|
|
|
|
|
- (NSString *)limitToHansMaxLength:(NSUInteger)maxLen text:(NSString *)text {
|
|
NSUInteger asciiMaxLen = 2 * maxLen;
|
|
__block NSUInteger asciiLen = 0;
|
|
__block NSUInteger subStringRangeLen = 0;
|
|
[text enumerateSubstringsInRange:NSMakeRange(0, text.length)
|
|
options:NSStringEnumerationByComposedCharacterSequences
|
|
usingBlock:^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {
|
|
if ([substring canBeConvertedToEncoding:NSASCIIStringEncoding]) {
|
|
asciiLen += 2;
|
|
} else {
|
|
asciiLen += [substring lengthOfBytesUsingEncoding:NSUTF16StringEncoding];
|
|
}
|
|
if (asciiLen <= asciiMaxLen) {
|
|
subStringRangeLen = substringRange.location + substringRange.length;
|
|
} else {
|
|
*stop = YES;
|
|
}
|
|
}];
|
|
return [text substringWithRange:NSMakeRange(0, subStringRangeLen)];
|
|
}
|
|
|
|
|
|
- (void)textFieldDidChange:(UITextField *)textField {
|
|
if (self.maxLength) {
|
|
textField.text = [self limitToHansMaxLength:self.maxLength.unsignedIntValue text:textField.text];
|
|
}
|
|
if (self.onTextChange) {
|
|
self.onTextChange(textField.text, self);
|
|
}
|
|
[textField setNeedsLayout];
|
|
}
|
|
|
|
- (void)textFieldDidBeginEditing:(UITextField *)textField {
|
|
if (self.onFocusChange) {
|
|
self.onFocusChange(YES, self);
|
|
}
|
|
}
|
|
|
|
- (void)textFieldDidEndEditing:(UITextField *)textField {
|
|
if (self.onFocusChange) {
|
|
self.onFocusChange(NO, self);
|
|
}
|
|
}
|
|
|
|
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
|
|
if (self.beforeTextChangeFuncId) {
|
|
DoricAsyncResult *asyncResult = [self
|
|
pureCallJSResponse:self.beforeTextChangeFuncId,
|
|
@{
|
|
@"editing": textField.text,
|
|
@"start": @(range.location),
|
|
@"length": @(range.length),
|
|
@"replacement": string,
|
|
},
|
|
nil];
|
|
NSNumber *ret = [asyncResult waitUntilResult:^(JSValue *model) {
|
|
return [model toNumber];
|
|
}];
|
|
return [ret boolValue];
|
|
}
|
|
return YES;
|
|
}
|
|
|
|
- (BOOL)textFieldShouldReturn:(UITextField *)textField {
|
|
if (self.onSubmitEditing) {
|
|
self.onSubmitEditing(textField.text, self);
|
|
return YES;
|
|
} else {
|
|
return NO;
|
|
}
|
|
}
|
|
|
|
@end
|