Aspen: add support for external display

Signed-off-by: Felix Paul Kühne <fkuehne@videolan.org>

AspenProject.xcodeproj/project.pbxproj

@@ -26,6 +26,7 @@
 		A79246C4170F114E0036AAF2 /* VLCPlaylistViewController~ipad.xib in Resources */ = {isa = PBXBuildFile; fileRef = A79246BF170F114E0036AAF2 /* VLCPlaylistViewController~ipad.xib */; };
 		A79246C5170F114E0036AAF2 /* VLCPlaylistViewController~iphone.xib in Resources */ = {isa = PBXBuildFile; fileRef = A79246C0170F114E0036AAF2 /* VLCPlaylistViewController~iphone.xib */; };
 		A79246C8170F11DF0036AAF2 /* Localizable.strings in Resources */ = {isa = PBXBuildFile; fileRef = A79246C6170F11DF0036AAF2 /* Localizable.strings */; };
+		A7DA16D1171083DF00D6FED9 /* VLCExternalDisplayController.m in Sources */ = {isa = PBXBuildFile; fileRef = A7DA16D0171083DF00D6FED9 /* VLCExternalDisplayController.m */; };
 		CC1BBC3F1704934300A20CBF /* libMobileVLCKit.a in Frameworks */ = {isa = PBXBuildFile; fileRef = CC1BBC3E1704934200A20CBF /* libMobileVLCKit.a */; };
 		CC1BBC431704935E00A20CBF /* MediaLibrary.mom in Resources */ = {isa = PBXBuildFile; fileRef = CC1BBC421704935E00A20CBF /* MediaLibrary.mom */; };
 		CC1BBC461704938300A20CBF /* libiconv.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = CC1BBC451704938300A20CBF /* libiconv.dylib */; };
@@ -69,6 +70,8 @@
 		A79246C0170F114E0036AAF2 /* VLCPlaylistViewController~iphone.xib */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.xib; name = "VLCPlaylistViewController~iphone.xib"; path = "Resources/VLCPlaylistViewController~iphone.xib"; sourceTree = SOURCE_ROOT; };
 		A79246C7170F11DF0036AAF2 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/Localizable.strings; sourceTree = "<group>"; };
 		A79246C9170F11E40036AAF2 /* ru */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ru; path = ru.lproj/Localizable.strings; sourceTree = "<group>"; };
+		A7DA16CF171083DF00D6FED9 /* VLCExternalDisplayController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = VLCExternalDisplayController.h; sourceTree = "<group>"; };
+		A7DA16D0171083DF00D6FED9 /* VLCExternalDisplayController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = VLCExternalDisplayController.m; sourceTree = "<group>"; };
 		CC1BBC3E1704934200A20CBF /* libMobileVLCKit.a */ = {isa = PBXFileReference; lastKnownFileType = archive.ar; name = libMobileVLCKit.a; path = "ImportedSources/VLCKit/build/Release-iphonesimulator/libMobileVLCKit.a"; sourceTree = "<group>"; };
 		CC1BBC421704935E00A20CBF /* MediaLibrary.mom */ = {isa = PBXFileReference; lastKnownFileType = file.bplist; name = MediaLibrary.mom; path = "ImportedSources/MediaLibraryKit/build/Release-iphonesimulator/MediaLibrary.mom"; sourceTree = "<group>"; };
 		CC1BBC451704938300A20CBF /* libiconv.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; name = libiconv.dylib; path = usr/lib/libiconv.dylib; sourceTree = SDKROOT; };
@@ -158,6 +161,8 @@
 				7D94FCFA16DE7D1100F2623B /* VLCMovieViewController.m */,
 				7DA62099170A0CE500643D11 /* VLCPlaylistTableViewCell.h */,
 				7DA6209A170A0CE500643D11 /* VLCPlaylistTableViewCell.m */,
+				A7DA16CF171083DF00D6FED9 /* VLCExternalDisplayController.h */,
+				A7DA16D0171083DF00D6FED9 /* VLCExternalDisplayController.m */,
 				7DADC5601704FACC001DAC63 /* Imported */,
 				7DADC55C1704FAA8001DAC63 /* XIBs */,
 				A7924697170F0ED20036AAF2 /* Resources */,
@@ -297,6 +302,7 @@
 				7D94FCFB16DE7D1100F2623B /* VLCMovieViewController.m in Sources */,
 				7DADC55F1704FABF001DAC63 /* OBSlider.m in Sources */,
 				7DA6209B170A0CE500643D11 /* VLCPlaylistTableViewCell.m in Sources */,
+				A7DA16D1171083DF00D6FED9 /* VLCExternalDisplayController.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

AspenProject/VLCExternalDisplayController.h

+//
+//  VLCExternalDisplayController.h
+//  AspenProject
+//
+//  Created by Gleb on 4/6/13.
+//  Copyright (c) 2013 VideoLAN. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+@interface VLCExternalDisplayController : UIViewController
+
+@end

AspenProject/VLCExternalDisplayController.m

+//
+//  VLCExternalDisplayController.m
+//  AspenProject
+//
+//  Created by Gleb on 4/6/13.
+//  Copyright (c) 2013 VideoLAN. All rights reserved.
+//
+
+#import "VLCExternalDisplayController.h"
+
+@interface VLCExternalDisplayController ()
+
+@end
+
+@implementation VLCExternalDisplayController
+
+- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation {
+    return NO;
+}
+
+- (BOOL)shouldAutorotate {
+    return NO;
+}
+
+- (NSUInteger)supportedInterfaceOrientations {
+    return ~UIInterfaceOrientationMaskAll;
+}
+
+@end

AspenProject/VLCMovieViewController.m

@@ -7,9 +7,11 @@
 //
 
 #import "VLCMovieViewController.h"
+#import "VLCExternalDisplayController.h"
 
 @interface VLCMovieViewController ()
-@property (strong, nonatomic) UIPopoverController *masterPopoverController;
+@property (nonatomic, retain) UIPopoverController *masterPopoverController;
+@property (nonatomic, retain) UIWindow *externalWindow;
 @end
 
 @implementation VLCMovieViewController
@@ -19,6 +21,8 @@
 {
     [_mediaItem release];
     [_masterPopoverController release];
+    [_externalWindow release];
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
     [super dealloc];
 }
 
@@ -45,6 +49,16 @@
     self.navigationItem.titleView = self.positionSlider;
     self.navigationItem.rightBarButtonItem = self.timeDisplay;
     self.navigationItem.rightBarButtonItem.style = UIBarButtonItemStylePlain;
+
+    NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
+    [center addObserver:self selector:@selector(handleExternalScreenDidConnect:)
+                   name:UIScreenDidConnectNotification object:nil];
+    [center addObserver:self selector:@selector(handleExternalScreenDidDisconnect:)
+                   name:UIScreenDidDisconnectNotification object:nil];
+
+    if ([self hasExternalDisplay]) {
+        [self showOnExternalDisplay];
+    }
 }
 
 - (void)viewWillAppear:(BOOL)animated
@@ -193,4 +207,49 @@
     self.masterPopoverController = nil;
 }
 
+#pragma mark - External Display
+
+- (BOOL)hasExternalDisplay
+{
+    return ([[UIScreen screens] count] > 1);
+}
+
+- (void)showOnExternalDisplay
+{
+    UIScreen *screen = [[UIScreen screens] objectAtIndex:1];
+    screen.overscanCompensation = UIScreenOverscanCompensationInsetApplicationFrame;
+
+    self.externalWindow = [[UIWindow alloc] initWithFrame:screen.bounds];
+
+    UIViewController *controller = [[VLCExternalDisplayController alloc] init];
+    self.externalWindow.rootViewController = controller;
+    [controller.view addSubview:_movieView];
+    controller.view.frame = screen.bounds;
+    _movieView.frame = screen.bounds;
+
+
+    self.externalWindow.screen = screen;
+    self.externalWindow.hidden = NO;
+}
+
+- (void)hideFromExternalDisplay
+{
+    [self.view addSubview:_movieView];
+    [self.view sendSubviewToBack:_movieView];
+    _movieView.frame = self.view.frame;
+
+    self.externalWindow.hidden = YES;
+    self.externalWindow = nil;
+}
+
+- (void)handleExternalScreenDidConnect:(NSNotification *)notification
+{
+    [self showOnExternalDisplay];
+}
+
+- (void)handleExternalScreenDidDisconnect:(NSNotification *)notification
+{
+    [self hideFromExternalDisplay];
+}
+
 @end