增加换肤功能

TUIKit/TUISearch/UI_Classic/UI/TUISearchBar.m

@@ -0,0 +1,135 @@
+//
+//  TUISearchBar.m
+//  Pods
+//
+//  Created by harvy on 2020/12/23.
+//  Copyright © 2023 Tencent. All rights reserved.
+//
+
+#import "TUISearchBar.h"
+#import <TIMCommon/TIMDefine.h>
+#import <TUICore/TUICore.h>
+#import <TUICore/TUIDarkModel.h>
+#import <TUICore/TUIGlobalization.h>
+#import <TUICore/TUIThemeManager.h>
+#import <TUICore/UIView+TUILayout.h>
+#import "TUISearchViewController.h"
+
+@interface TUISearchBar () <UISearchBarDelegate>
+@property(nonatomic, strong) UISearchBar *searchBar;
+@property(nonatomic, assign) BOOL isEntrance;
+@end
+
+@implementation TUISearchBar
+@synthesize delegate;
+
+- (void)setEntrance:(BOOL)isEntrance {
+    self.isEntrance = isEntrance;
+    [self setupViews];
+}
+
+- (UIColor *)bgColorOfSearchBar {
+    return TIMCommonDynamicColor(@"head_bg_gradient_start_color", @"#EBF0F6");
+}
+
+- (void)setupViews {
+    self.backgroundColor = self.bgColorOfSearchBar;
+    _searchBar = [[UISearchBar alloc] init];
+    _searchBar.placeholder = TIMCommonLocalizableString(Search);
+    _searchBar.backgroundImage = [UIImage new];
+    _searchBar.barTintColor = UIColor.redColor;
+    _searchBar.showsCancelButton = NO;
+    _searchBar.delegate = self;
+    _searchBar.showsCancelButton = !self.isEntrance;
+    _searchBar.searchTextField.textAlignment = isRTL()?NSTextAlignmentRight:NSTextAlignmentLeft;
+    if (@available(iOS 13.0, *)) {
+        _searchBar.searchTextField.backgroundColor = TIMCommonDynamicColor(@"search_textfield_bg_color", @"#FEFEFE");
+    }
+    [self addSubview:_searchBar];
+    [self enableCancelButton];
+}
+
+- (void)layoutSubviews {
+    [super layoutSubviews];
+    self.searchBar.frame = CGRectMake(10, 5, self.mm_w - 10 - 10, self.mm_h - 5 - 5);
+
+    [self updateSearchIcon];
+}
+
+- (void)updateSearchIcon {
+    if ([self.searchBar isFirstResponder] || self.searchBar.text.length || !self.isEntrance) {
+        [self.searchBar setPositionAdjustment:UIOffsetZero forSearchBarIcon:UISearchBarIconSearch];
+        self.backgroundColor = self.superview.backgroundColor;
+    } else {
+        [self.searchBar setPositionAdjustment:UIOffsetMake(0.5 * (self.mm_w - 10 - 10) - 40, 0) forSearchBarIcon:UISearchBarIconSearch];
+        self.backgroundColor = self.bgColorOfSearchBar;
+    }
+}
+
+- (void)showSearchVC {
+    TUISearchViewController *vc = [[TUISearchViewController alloc] init];
+    TUINavigationController *nav = [[TUINavigationController alloc] initWithRootViewController:(UIViewController *)vc];
+    nav.modalPresentationStyle = UIModalPresentationFullScreen;
+
+    UIViewController *parentVC = self.parentVC;
+    if (parentVC) {
+        [parentVC presentViewController:nav animated:NO completion:nil];
+    }
+}
+
+#pragma mark - UISearchBarDelegate
+- (BOOL)searchBarShouldBeginEditing:(UISearchBar *)searchBar {
+    [self showSearchVC];
+
+    if (self.isEntrance && [self.delegate respondsToSelector:@selector(searchBarDidEnterSearch:)]) {
+        [self.delegate searchBarDidEnterSearch:self];
+    }
+
+    __weak typeof(self) weakSelf = self;
+    dispatch_async(dispatch_get_main_queue(), ^{
+      [weakSelf updateSearchIcon];
+    });
+    return !self.isEntrance;
+}
+
+- (void)searchBarCancelButtonClicked:(UISearchBar *)searchBar {
+    if ([self.delegate respondsToSelector:@selector(searchBarDidCancelClicked:)]) {
+        [self.delegate searchBarDidCancelClicked:self];
+    }
+}
+
+- (void)searchBarSearchButtonClicked:(UISearchBar *)searchBar {
+    if ([self.delegate respondsToSelector:@selector(searchBar:searchText:)]) {
+        [self.delegate searchBar:self searchText:searchBar.text];
+    }
+}
+
+- (void)searchBar:(UISearchBar *)searchBar textDidChange:(NSString *)searchText {
+    if ([self.delegate respondsToSelector:@selector(searchBar:searchText:)]) {
+        [self.delegate searchBar:self searchText:searchBar.text];
+    }
+}
+
+- (void)searchBarTextDidEndEditing:(UISearchBar *)searchBar {
+    [self enableCancelButton];
+}
+
+- (void)enableCancelButton {
+    __weak typeof(self) weakSelf = self;
+    dispatch_async(dispatch_get_main_queue(), ^{
+      UIButton *cancelBtn = [weakSelf.searchBar valueForKeyPath:@"cancelButton"];
+      for (UIButton *view in cancelBtn.subviews) {
+          if ([view isKindOfClass:UIButton.class]) {
+              view.userInteractionEnabled = YES;
+              view.enabled = YES;
+          }
+      }
+      cancelBtn.enabled = YES;
+      cancelBtn.userInteractionEnabled = YES;
+      [cancelBtn setTitleColor:[UIColor systemBlueColor] forState:UIControlStateNormal];
+      [UIBarButtonItem appearanceWhenContainedInInstancesOfClasses:@[ [UISearchBar class] ]].title = TIMCommonLocalizableString(TUIKitSearchItemCancel);
+      ;
+    });
+}
+
+@end