a35a711be6
- Removed YuMi/Library/ (138 MB, not tracked) - Removed YuMi/Resources/ (23 MB, not tracked) - Removed old version assets (566 files, not tracked) - Excluded Pods/, xcuserdata/ and other build artifacts - Clean repository optimized for company server deployment
95 lines
2.9 KiB
Objective-C
95 lines
2.9 KiB
Objective-C
//
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// MSRTL.m
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// YuMi
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//
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// Created by duoban on 2024/4/11.
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//
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#import "UILabel+MSRTL.h"
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#import "NSMutableAttributedString+MSRTL.h"
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BOOL isMSRTLString(NSString *string) {
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if ([string hasPrefix:@"\u202B"] || [string hasPrefix:@"\u202A"]) {
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return YES;
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}
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return NO;
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}
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NSString * MSRTLString(NSString *string) {
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if (string.length == 0 || isMSRTLString(string)) {
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return string;
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}
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if (isMSRTL()) {
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string = [@"\u202B" stringByAppendingString:string];
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} else {
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string = [@"\u202A" stringByAppendingString:string];
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}
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return string;
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}
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@implementation UILabel (MSRTL)
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+ (void)load {
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Method oldInitMethod = class_getInstanceMethod(self,@selector(initWithFrame:));
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Method newInitMethod = class_getInstanceMethod(self, @selector(msrtl_initWithFrame:));
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method_exchangeImplementations(oldInitMethod, newInitMethod); //交换成功
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Method oldTextAlignmentMethod = class_getInstanceMethod(self,@selector(setTextAlignment:));
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Method newTextAlignmentMethod = class_getInstanceMethod(self, @selector(msrtl_setTextAlignment:));
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method_exchangeImplementations(oldTextAlignmentMethod, newTextAlignmentMethod); //交换成功
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Method oldTextMethod1 = class_getInstanceMethod(self,@selector(setAttributedText:));
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Method newTextMethod1 = class_getInstanceMethod(self, @selector(msrtl_setAttributedText:));
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method_exchangeImplementations(oldTextMethod1, newTextMethod1);
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}
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-(void)msrtl_setAttributedText:(NSAttributedString *)attributedText{
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if(attributedText == nil)return;
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NSMutableAttributedString * attributedString = [[NSMutableAttributedString alloc]init];
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if([NSStringFromClass([self class])isEqualToString:@"UITextFieldLabel"] || self.textAlignment == NSTextAlignmentCenter){
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if (isMSRTL() ) {
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// 插入RTL
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[attributedString appendAttributedString:[NSMutableAttributedString createBlankAttributeToMSRTL]];
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}
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[attributedString appendAttributedString:attributedText];
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[self msrtl_setAttributedText:attributedString];
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return;
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}
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if (isMSRTL() ) {
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// 插入RTL
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[attributedString appendAttributedString:[NSMutableAttributedString createBlankAttributeToMSRTL]];
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}
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[attributedString appendAttributedString:attributedText];
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[self msrtl_setAttributedText:attributedString];
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}
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- (instancetype)msrtl_initWithFrame:(CGRect)frame {
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if ([self msrtl_initWithFrame:frame]) {
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self.textAlignment = NSTextAlignmentNatural;
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}
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return self;
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}
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- (void)msrtl_setTextAlignment:(NSTextAlignment)textAlignment {
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if (isMSRTL()) {
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if (textAlignment == NSTextAlignmentNatural || textAlignment == NSTextAlignmentLeft) {
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textAlignment = NSTextAlignmentRight;
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} else if (textAlignment == NSTextAlignmentRight) {
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textAlignment = NSTextAlignmentLeft;
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}
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}
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[self msrtl_setTextAlignment:textAlignment];
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}
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@end
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