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https://github.com/itenfay/DYFProgressView

超好用的进度条和网页进度条,操作简单好用。(Super useful progress bar and web page progress bar, the operation is simple and easy to use.)
https://github.com/itenfay/DYFProgressView

ios loading loading-animations objective-c progress progress-bar progressbar progressview web-progress widget

Last synced: about 2 months ago
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超好用的进度条和网页进度条,操作简单好用。(Super useful progress bar and web page progress bar, the operation is simple and easy to use.)

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如果能帮助到你,请你给[一颗星](https://github.com/itenfay/DYFProgressView),谢谢!(If this can help you, please give it a [star](https://github.com/itenfay/DYFProgressView). Thanks!)

## DYFProgressView

超好用的进度条和网页进度条,操作简单好用。(Super useful progress bar and web page progress bar, the operation is simple and easy to use.)

[![License MIT](https://img.shields.io/badge/license-MIT-green.svg?style=flat)](LICENSE) 
[![CocoaPods](http://img.shields.io/cocoapods/v/DYFProgressView.svg?style=flat)](http://cocoapods.org/pods/DYFProgressView) 
![CocoaPods](http://img.shields.io/cocoapods/p/DYFProgressView.svg?style=flat) 

## Group (ID:614799921)



## Installation

Using [CocoaPods](https://cocoapods.org):

```
pod 'DYFProgressView'
```

Or

```
pod 'DYFProgressView', '~> 1.2.1'
```

## Preview



## Usage

1. 实例化

```ObjC
// Lazy load
- (DYFWebProgressView *)progressView {
if (!_progressView) {
CGFloat w = self.navigationBar.bounds.size.width;
CGFloat h = 3.f;
CGFloat x = 0.f;
CGFloat y = self.navigationBar.bounds.size.height - h;

_progressView = [[DYFWebProgressView alloc] initWithFrame:CGRectMake(x, y, w, h)];
_progressView.lineWidth = 3.f;
_progressView.lineColor = [UIColor colorWithRed:RGB_V(10)
green:RGB_V(115)
blue:RGB_V(255)
alpha:1];
}
return _progressView;
}

- (UINavigationBar *)navigationBar {
return self.navigationController.navigationBar;
}
```

2. 添加到父视图

```
// 在开始加载进度前,调用它
- (void)loadView {
[super loadView];
[self addProgressView];
}

// 添加到父视图。
- (void)addProgressView {
if (!_progressView) {
[self.navigationBar addSubview:self.progressView];
}
}
```

3. 开始加载进度

```
[self.progressView startLoading];
```

4. 结束加载进度

```
[self.progressView endLoading];
```

## How to embed the WKWebView ?

1. Invoked when a main frame navigation starts.

```
- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation {
// didStartProvisionalNavigation.

NSURL *aURL = [webView.URL copy];
NSLog(@"%s url: %@", __FUNCTION__, aURL);

[self.progressView startLoading];
}
```

2. Invoked when a server redirect is received for the main frame.

```
- (void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation {
// didReceiveServerRedirectForProvisionalNavigation.
NSLog(@"%s url: %@", __FUNCTION__, webView.URL);
}
```

3. Invoked when content starts arriving for the main frame.

```
- (void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation {
NSLog(@"%s", __FUNCTION__);
}
```

4. Invoked when a main frame navigation completes.

```
- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {
NSLog(@"%s", __FUNCTION__);
[self.progressView endLoading];
[self setupNavigationItemTitle];
}
```

5. Invoked when an error occurs while starting to load data for the main frame.

```
- (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(WKNavigation *)navigation withError:(NSError *)error {
if (!error) { return; }

NSString *errMessage = [NSString stringWithFormat:@"%zi, %@", error.code, error.localizedDescription];
NSLog(@"%s [error]: %@", __FUNCTION__, errMessage);

[self.progressView endLoading];
}
```

6. Invoked when an error occurs during a committed main frame navigation.

```
- (void)webView:(WKWebView *)webView didFailNavigation:(WKNavigation *)navigation withError:(NSError *)error {
if (!error) { return; }

NSString *errMessage = [NSString stringWithFormat:@"%zi, %@", error.code, error.localizedDescription];
NSLog(@"%s [error]: %@", __FUNCTION__, errMessage);

[self.progressView endLoading];
}
```

7. Decides whether to allow or cancel a navigation.

```
- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler {
// decidePolicyForNavigationAction.
[self setupNavigationItemTitle];

NSURL *aURL = [navigationAction.request.URL copy];
NSString *aUrl = aURL.absoluteString;
NSLog(@"%s url: %@", __FUNCTION__, aUrl);

if (![aUrl isEqualToString:@"about:blank"]) {}

// Method NO.1: resolve the problem about '_blank'.
//if (navigationAction.targetFrame == nil) {
//NSLog(@"- [webView loadRequest:navigationAction.request]");
//[webView loadRequest:navigationAction.request];
//}

decisionHandler(WKNavigationActionPolicyAllow);
}
```

8. Creates a new web view. Resolves the problem about '_blank'.

```
// Method NO.2: resolve the problem about '_blank'.
- (WKWebView *)webView:(WKWebView *)webView createWebViewWithConfiguration:(WKWebViewConfiguration *)configuration forNavigationAction:(WKNavigationAction *)navigationAction windowFeatures:(WKWindowFeatures *)windowFeatures {
// createWebViewWithConfiguration.

NSURL *aURL = [navigationAction.request.URL copy];
NSString *aUrl = aURL.absoluteString;
NSLog(@"%s url: %@", __FUNCTION__, aUrl);

if (!navigationAction.targetFrame.isMainFrame) {
NSLog(@"- [webView loadRequest:navigationAction.request]");
[webView loadRequest:navigationAction.request];
}

return nil;
}
```

9. The navigation item’s title displayed in the navigation bar.

```
- (void)setupNavigationItemTitle {
self.navigationItem.title = self.wk_webView.title;
}
```

## Sample

- [Code Sample Portal](https://github.com/itenfay/DYFProgressView/blob/master/Basic%20Files/DYFDisplayViewController.m)