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+#import "UINavigationBar+utils.h"
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+
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+const NSInteger TOP_BAR_TRANSPARENT_TAG = 78264803;
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+
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+@implementation UINavigationBar (utils)
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+
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+- (void)rnn_setBackgroundColor:(UIColor *)color {
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+ CGFloat bgColorAlpha = CGColorGetAlpha(color.CGColor);
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+
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+ if (color && bgColorAlpha == 0.0) {
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+ [self rnn_setBackgroundColorTransparent];
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+ } else {
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+ [self removeTransparentView];
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+ if (@available(iOS 13.0, *)) {
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+ [self getNavigaitonBarStandardAppearance].backgroundColor = color;
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+ [self getNavigaitonBarCompactAppearance].backgroundColor = color;
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+ [self getNavigaitonBarScrollEdgeAppearance].backgroundColor = color;
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+ }
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+ self.barTintColor = color;
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+ }
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+}
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+
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+- (void)rnn_setBackgroundColorTransparent {
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+ if (![self viewWithTag:TOP_BAR_TRANSPARENT_TAG]){
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+ UIView *transparentView = [[UIView alloc] initWithFrame:CGRectZero];
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+ transparentView.backgroundColor = [UIColor clearColor];
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+ transparentView.tag = TOP_BAR_TRANSPARENT_TAG;
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+ [self insertSubview:transparentView atIndex:0];
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+ }
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+
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+ self.translucent = YES;
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+ [self setBackgroundColor:[UIColor clearColor]];
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+ self.shadowImage = [UIImage new];
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+ [self setBackgroundImage:[UIImage new] forBarMetrics:UIBarMetricsDefault];
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+ if (@available(iOS 13.0, *)) {
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+ UINavigationBarAppearance *standardAppearance = [self getNavigaitonBarStandardAppearance];
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+ standardAppearance.backgroundColor = [UIColor clearColor];
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+ standardAppearance.shadowImage = [UIImage new];
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+ standardAppearance.backgroundImage = [UIImage new];
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+
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+ UINavigationBarAppearance *compactAppearance = [self getNavigaitonBarCompactAppearance];
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+ compactAppearance.backgroundColor = [UIColor clearColor];
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+ compactAppearance.shadowImage = [UIImage new];
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+ compactAppearance.backgroundImage = [UIImage new];
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+
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+ UINavigationBarAppearance *scrollEdgeAppearance = [self getNavigaitonBarScrollEdgeAppearance];
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+ scrollEdgeAppearance.backgroundColor = [UIColor clearColor];
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+ scrollEdgeAppearance.shadowImage = [UIImage new];
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+ scrollEdgeAppearance.backgroundImage = [UIImage new];
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+ }
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+}
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+
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+- (void)removeTransparentView {
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+ UIView *transparentView = [self viewWithTag:TOP_BAR_TRANSPARENT_TAG];
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+ if (transparentView){
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+ [transparentView removeFromSuperview];
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+ }
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+}
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+
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+
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+- (UINavigationBarAppearance*)getNavigaitonBarStandardAppearance API_AVAILABLE(ios(13.0)) {
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+ if (!self.standardAppearance) {
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+ self.standardAppearance = [UINavigationBarAppearance new];
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+ }
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+ return self.standardAppearance;
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+}
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+
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+- (UINavigationBarAppearance*)getNavigaitonBarCompactAppearance API_AVAILABLE(ios(13.0)) {
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+ if (!self.compactAppearance) {
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+ self.compactAppearance = [UINavigationBarAppearance new];
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+ }
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+ return self.compactAppearance;
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+}
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+
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+- (UINavigationBarAppearance*)getNavigaitonBarScrollEdgeAppearance API_AVAILABLE(ios(13.0)) {
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+ if (!self.scrollEdgeAppearance) {
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+ self.scrollEdgeAppearance = [UINavigationBarAppearance new];
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+ }
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+ return self.scrollEdgeAppearance;
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+}
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+
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+@end
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Yogev Ben David
4 vuotta sitten