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fixes #56: iOS network activity indicator

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This commit is contained in:
Justin R. Miller
2014-02-10 14:27:00 -08:00
parent d9f4b07c93
commit a84f861d1f
1 changed files with 22 additions and 4 deletions
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26
ios/MBXViewController.mm
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@@ -18,10 +18,12 @@
#include <llmr/platform/platform.hpp>
NSString *const MBXNeedsRenderNotification = @"MBXNeedsRenderNotification";
NSString *const MBXUpdateActivityNotification = @"MBXUpdateActivityNotification";
@interface MBXViewController () <UIGestureRecognizerDelegate>
@property (nonatomic) EAGLContext *context;
@property (nonatomic) NSUInteger activityCount;
@property (nonatomic) CGPoint center;
@property (nonatomic) CGFloat scale;
@property (nonatomic) CGFloat angle;
@@ -87,10 +89,6 @@ class MBXMapView
{
[super viewDidLoad];
mapView = new MBXMapView();
mapView->init();
UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(handlePanGesture:)];
pan.delegate = self;
[self.view addGestureRecognizer:pan];
@@ -131,6 +129,11 @@ class MBXMapView
}
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(startRender:) name:MBXNeedsRenderNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(updateNetworkActivity:) name:MBXUpdateActivityNotification object:nil];
mapView = new MBXMapView();
mapView->init();
displayLink = [CADisplayLink displayLinkWithTarget:self selector:@selector(render:)];
[displayLink addToRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
@@ -141,6 +144,15 @@ class MBXMapView
[self startRender];
}
- (void)updateNetworkActivity:(NSNotification *)notification
{
NSInteger input = [[notification userInfo][@"count"] integerValue];
self.activityCount += input;
[[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:(self.activityCount > 0)];
}
- (void)startRender
{
[NSObject cancelPreviousPerformRequestsWithTarget:self];
@@ -381,6 +393,8 @@ namespace llmr
void request_http(std::string url, std::function<void(Response&)> func)
{
[[NSNotificationCenter defaultCenter] postNotificationName:MBXUpdateActivityNotification object:nil userInfo:[NSDictionary dictionaryWithObject:@1 forKey:@"count"]];
NSMutableURLRequest *urlRequest = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:[NSString stringWithUTF8String:url.c_str()]]];
[NSURLConnection sendAsynchronousRequest:urlRequest
@@ -403,12 +417,15 @@ namespace llmr
func(res);
}
[[NSNotificationCenter defaultCenter] postNotificationName:MBXUpdateActivityNotification object:nil userInfo:[NSDictionary dictionaryWithObject:@(-1) forKey:@"count"]];
[[NSNotificationCenter defaultCenter] postNotificationName:MBXNeedsRenderNotification object:nil];
}];
}
void request_http(std::string url, std::function<void(Response&)> func, std::function<void()> cb)
{
[[NSNotificationCenter defaultCenter] postNotificationName:MBXUpdateActivityNotification object:nil userInfo:[NSDictionary dictionaryWithObject:@1 forKey:@"count"]];
NSMutableURLRequest *urlRequest = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:[NSString stringWithUTF8String:url.c_str()]]];
[NSURLConnection sendAsynchronousRequest:urlRequest
@@ -427,6 +444,7 @@ namespace llmr
cb();
[[NSNotificationCenter defaultCenter] postNotificationName:MBXUpdateActivityNotification object:nil userInfo:[NSDictionary dictionaryWithObject:@(-1) forKey:@"count"]];
[[NSNotificationCenter defaultCenter] postNotificationName:MBXNeedsRenderNotification object:nil];
}];
}