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mattneubmattneub
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show how to use MPRemoteCommandCenter
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‎bk2ch14p643ducking2/ch27p912ducking.xcodeproj/project.pbxproj

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// !$*UTF8*$!
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{
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archiveVersion = 1;
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classes = {
5+
};
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objectVersion = 46;
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objects = {
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/* Begin PBXBuildFile section */
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3241C22D1BB5C6F300D09188 /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 3241C22C1BB5C6F300D09188 /* LaunchScreen.storyboard */; };
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3280FA5E1997C57900EA8B8B /* Player.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3280FA5D1997C57900EA8B8B /* Player.swift */; };
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3280FA601997C97700EA8B8B /* ViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3280FA5F1997C97700EA8B8B /* ViewController.swift */; };
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3280FA621997D07D00EA8B8B /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 3280FA611997D07D00EA8B8B /* AppDelegate.swift */; };
14+
C9592EC01823107000CE45EA /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = C9592EBE1823107000CE45EA /* Main.storyboard */; };
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C9592EC51823107000CE45EA /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = C9592EC41823107000CE45EA /* Assets.xcassets */; };
16+
C9592EE51823110800CE45EA /* test.aif in Resources */ = {isa = PBXBuildFile; fileRef = C9592EE41823110800CE45EA /* test.aif */; };
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19+
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3241C22C1BB5C6F300D09188 /* LaunchScreen.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; path = LaunchScreen.storyboard; sourceTree = "<group>"; };
21+
3280FA5D1997C57900EA8B8B /* Player.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = Player.swift; sourceTree = "<group>"; };
22+
3280FA5F1997C97700EA8B8B /* ViewController.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = ViewController.swift; sourceTree = "<group>"; };
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3280FA611997D07D00EA8B8B /* AppDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
24+
C9592EA91823107000CE45EA /* ch27p912ducking.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = ch27p912ducking.app; sourceTree = BUILT_PRODUCTS_DIR; };
25+
C9592EB41823107000CE45EA /* ch27p912ducking-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "ch27p912ducking-Info.plist"; sourceTree = "<group>"; };
26+
C9592EBF1823107000CE45EA /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/Main.storyboard; sourceTree = "<group>"; };
27+
C9592EC41823107000CE45EA /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
28+
C9592EE41823110800CE45EA /* test.aif */ = {isa = PBXFileReference; lastKnownFileType = file; path = test.aif; sourceTree = "<group>"; };
29+
/* End PBXFileReference section */
30+
31+
/* Begin PBXFrameworksBuildPhase section */
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C9592EA61823107000CE45EA /* Frameworks */ = {
33+
isa = PBXFrameworksBuildPhase;
34+
buildActionMask = 2147483647;
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files = (
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);
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runOnlyForDeploymentPostprocessing = 0;
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};
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/* End PBXFrameworksBuildPhase section */
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/* Begin PBXGroup section */
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C9592EA01823107000CE45EA = {
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isa = PBXGroup;
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children = (
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C9592EB21823107000CE45EA /* ch27p912ducking */,
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C9592EAA1823107000CE45EA /* Products */,
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);
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sourceTree = "<group>";
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};
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C9592EAA1823107000CE45EA /* Products */ = {
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isa = PBXGroup;
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children = (
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C9592EA91823107000CE45EA /* ch27p912ducking.app */,
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);
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name = Products;
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sourceTree = "<group>";
57+
};
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C9592EB21823107000CE45EA /* ch27p912ducking */ = {
59+
isa = PBXGroup;
60+
children = (
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3280FA611997D07D00EA8B8B /* AppDelegate.swift */,
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C9592EBE1823107000CE45EA /* Main.storyboard */,
63+
3280FA5F1997C97700EA8B8B /* ViewController.swift */,
64+
3280FA5D1997C57900EA8B8B /* Player.swift */,
65+
C9592EE41823110800CE45EA /* test.aif */,
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C9592EC41823107000CE45EA /* Assets.xcassets */,
67+
3241C22C1BB5C6F300D09188 /* LaunchScreen.storyboard */,
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C9592EB41823107000CE45EA /* ch27p912ducking-Info.plist */,
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);
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path = ch27p912ducking;
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sourceTree = "<group>";
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};
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/* End PBXGroup section */
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/* Begin PBXNativeTarget section */
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C9592EA81823107000CE45EA /* ch27p912ducking */ = {
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isa = PBXNativeTarget;
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buildConfigurationList = C9592EDB1823107100CE45EA /* Build configuration list for PBXNativeTarget "ch27p912ducking" */;
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buildPhases = (
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C9592EA51823107000CE45EA /* Sources */,
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C9592EA61823107000CE45EA /* Frameworks */,
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C9592EA71823107000CE45EA /* Resources */,
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);
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buildRules = (
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);
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dependencies = (
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);
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name = ch27p912ducking;
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productName = ch27p912ducking;
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productReference = C9592EA91823107000CE45EA /* ch27p912ducking.app */;
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productType = "com.apple.product-type.application";
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};
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/* End PBXNativeTarget section */
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/* Begin PBXProject section */
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C9592EA11823107000CE45EA /* Project object */ = {
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isa = PBXProject;
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attributes = {
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LastSwiftUpdateCheck = 0700;
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LastUpgradeCheck = 0500;
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ORGANIZATIONNAME = "Matt Neuburg";
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TargetAttributes = {
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C9592EA81823107000CE45EA = {
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SystemCapabilities = {
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com.apple.BackgroundModes = {
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enabled = 0;
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};
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};
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};
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};
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};
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buildConfigurationList = C9592EA41823107000CE45EA /* Build configuration list for PBXProject "ch27p912ducking" */;
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compatibilityVersion = "Xcode 3.2";
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developmentRegion = English;
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hasScannedForEncodings = 0;
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knownRegions = (
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en,
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Base,
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);
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mainGroup = C9592EA01823107000CE45EA;
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productRefGroup = C9592EAA1823107000CE45EA /* Products */;
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projectDirPath = "";
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projectRoot = "";
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targets = (
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C9592EA81823107000CE45EA /* ch27p912ducking */,
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);
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};
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/* End PBXProject section */
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/* Begin PBXResourcesBuildPhase section */
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C9592EA71823107000CE45EA /* Resources */ = {
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isa = PBXResourcesBuildPhase;
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buildActionMask = 2147483647;
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files = (
135+
C9592EC51823107000CE45EA /* Assets.xcassets in Resources */,
136+
3241C22D1BB5C6F300D09188 /* LaunchScreen.storyboard in Resources */,
137+
C9592EE51823110800CE45EA /* test.aif in Resources */,
138+
C9592EC01823107000CE45EA /* Main.storyboard in Resources */,
139+
);
140+
runOnlyForDeploymentPostprocessing = 0;
141+
};
142+
/* End PBXResourcesBuildPhase section */
143+
144+
/* Begin PBXSourcesBuildPhase section */
145+
C9592EA51823107000CE45EA /* Sources */ = {
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isa = PBXSourcesBuildPhase;
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buildActionMask = 2147483647;
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files = (
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3280FA601997C97700EA8B8B /* ViewController.swift in Sources */,
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3280FA5E1997C57900EA8B8B /* Player.swift in Sources */,
151+
3280FA621997D07D00EA8B8B /* AppDelegate.swift in Sources */,
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);
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runOnlyForDeploymentPostprocessing = 0;
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};
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/* End PBXSourcesBuildPhase section */
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/* Begin PBXVariantGroup section */
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C9592EBE1823107000CE45EA /* Main.storyboard */ = {
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isa = PBXVariantGroup;
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children = (
161+
C9592EBF1823107000CE45EA /* Base */,
162+
);
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name = Main.storyboard;
164+
sourceTree = "<group>";
165+
};
166+
/* End PBXVariantGroup section */
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/* Begin XCBuildConfiguration section */
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C9592ED91823107100CE45EA /* Debug */ = {
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isa = XCBuildConfiguration;
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buildSettings = {
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ALWAYS_SEARCH_USER_PATHS = NO;
173+
ARCHS = "$(ARCHS_STANDARD_INCLUDING_64_BIT)";
174+
CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
175+
CLANG_CXX_LIBRARY = "libc++";
176+
CLANG_ENABLE_MODULES = YES;
177+
CLANG_ENABLE_OBJC_ARC = YES;
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CLANG_WARN_BOOL_CONVERSION = YES;
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CLANG_WARN_CONSTANT_CONVERSION = YES;
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CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
181+
CLANG_WARN_EMPTY_BODY = YES;
182+
CLANG_WARN_ENUM_CONVERSION = YES;
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CLANG_WARN_INT_CONVERSION = YES;
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CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
185+
CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
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"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
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COPY_PHASE_STRIP = NO;
188+
GCC_C_LANGUAGE_STANDARD = gnu99;
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GCC_DYNAMIC_NO_PIC = NO;
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GCC_OPTIMIZATION_LEVEL = 0;
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GCC_PREPROCESSOR_DEFINITIONS = (
192+
"DEBUG=1",
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"$(inherited)",
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);
195+
GCC_SYMBOLS_PRIVATE_EXTERN = NO;
196+
GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
197+
GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
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GCC_WARN_UNDECLARED_SELECTOR = YES;
199+
GCC_WARN_UNINITIALIZED_AUTOS = YES;
200+
GCC_WARN_UNUSED_FUNCTION = YES;
201+
GCC_WARN_UNUSED_VARIABLE = YES;
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IPHONEOS_DEPLOYMENT_TARGET = 9.0;
203+
ONLY_ACTIVE_ARCH = YES;
204+
SDKROOT = iphoneos;
205+
};
206+
name = Debug;
207+
};
208+
C9592EDA1823107100CE45EA /* Release */ = {
209+
isa = XCBuildConfiguration;
210+
buildSettings = {
211+
ALWAYS_SEARCH_USER_PATHS = NO;
212+
ARCHS = "$(ARCHS_STANDARD_INCLUDING_64_BIT)";
213+
CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
214+
CLANG_CXX_LIBRARY = "libc++";
215+
CLANG_ENABLE_MODULES = YES;
216+
CLANG_ENABLE_OBJC_ARC = YES;
217+
CLANG_WARN_BOOL_CONVERSION = YES;
218+
CLANG_WARN_CONSTANT_CONVERSION = YES;
219+
CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
220+
CLANG_WARN_EMPTY_BODY = YES;
221+
CLANG_WARN_ENUM_CONVERSION = YES;
222+
CLANG_WARN_INT_CONVERSION = YES;
223+
CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
224+
CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
225+
"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
226+
COPY_PHASE_STRIP = YES;
227+
ENABLE_NS_ASSERTIONS = NO;
228+
GCC_C_LANGUAGE_STANDARD = gnu99;
229+
GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
230+
GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
231+
GCC_WARN_UNDECLARED_SELECTOR = YES;
232+
GCC_WARN_UNINITIALIZED_AUTOS = YES;
233+
GCC_WARN_UNUSED_FUNCTION = YES;
234+
GCC_WARN_UNUSED_VARIABLE = YES;
235+
IPHONEOS_DEPLOYMENT_TARGET = 9.0;
236+
SDKROOT = iphoneos;
237+
VALIDATE_PRODUCT = YES;
238+
};
239+
name = Release;
240+
};
241+
C9592EDC1823107100CE45EA /* Debug */ = {
242+
isa = XCBuildConfiguration;
243+
buildSettings = {
244+
ARCHS = "$(ARCHS_STANDARD)";
245+
ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
246+
CLANG_ENABLE_MODULES = YES;
247+
GCC_PRECOMPILE_PREFIX_HEADER = YES;
248+
GCC_PREFIX_HEADER = "";
249+
INFOPLIST_FILE = "ch27p912ducking/ch27p912ducking-Info.plist";
250+
LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
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ONLY_ACTIVE_ARCH = NO;
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PRODUCT_NAME = "$(TARGET_NAME)";
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SWIFT_OPTIMIZATION_LEVEL = "-Onone";
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TARGETED_DEVICE_FAMILY = "1,2";
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WRAPPER_EXTENSION = app;
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};
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name = Debug;
258+
};
259+
C9592EDD1823107100CE45EA /* Release */ = {
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isa = XCBuildConfiguration;
261+
buildSettings = {
262+
ARCHS = "$(ARCHS_STANDARD)";
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ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
264+
CLANG_ENABLE_MODULES = YES;
265+
GCC_PRECOMPILE_PREFIX_HEADER = YES;
266+
GCC_PREFIX_HEADER = "";
267+
INFOPLIST_FILE = "ch27p912ducking/ch27p912ducking-Info.plist";
268+
LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
269+
ONLY_ACTIVE_ARCH = NO;
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PRODUCT_NAME = "$(TARGET_NAME)";
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TARGETED_DEVICE_FAMILY = "1,2";
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WRAPPER_EXTENSION = app;
273+
};
274+
name = Release;
275+
};
276+
/* End XCBuildConfiguration section */
277+
278+
/* Begin XCConfigurationList section */
279+
C9592EA41823107000CE45EA /* Build configuration list for PBXProject "ch27p912ducking" */ = {
280+
isa = XCConfigurationList;
281+
buildConfigurations = (
282+
C9592ED91823107100CE45EA /* Debug */,
283+
C9592EDA1823107100CE45EA /* Release */,
284+
);
285+
defaultConfigurationIsVisible = 0;
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defaultConfigurationName = Release;
287+
};
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C9592EDB1823107100CE45EA /* Build configuration list for PBXNativeTarget "ch27p912ducking" */ = {
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isa = XCConfigurationList;
290+
buildConfigurations = (
291+
C9592EDC1823107100CE45EA /* Debug */,
292+
C9592EDD1823107100CE45EA /* Release */,
293+
);
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defaultConfigurationIsVisible = 0;
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defaultConfigurationName = Release;
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};
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/* End XCConfigurationList section */
298+
};
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rootObject = C9592EA11823107000CE45EA /* Project object */;
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}

‎bk2ch14p643ducking2/ch27p912ducking/AppDelegate.swift

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1+
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import UIKit
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import AVFoundation
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@UIApplicationMain
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class AppDelegate : UIResponder, UIApplicationDelegate {
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var window : UIWindow?
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func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
10+
11+
// new in iOS 9, can check beforehand
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let ok = AVAudioSession.sharedInstance().availableCategories.contains(AVAudioSessionCategoryAmbient)
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print(ok)
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_ = try? AVAudioSession.sharedInstance().setCategory(AVAudioSessionCategoryAmbient, withOptions: [])
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// deliberate leak here
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NSNotificationCenter.defaultCenter().addObserverForName(
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AVAudioSessionRouteChangeNotification, object: nil, queue: nil) {
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(note:NSNotification!) in
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print("change route \(note.userInfo)")
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print("current route \(AVAudioSession.sharedInstance().currentRoute)")
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}
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// properly, if the route changes from some kind of Headphones to Built-In Speaker,
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// we should pause our sound (doesn't happen automatically)
26+
27+
NSNotificationCenter.defaultCenter().addObserverForName(
28+
AVAudioSessionInterruptionNotification, object: nil, queue: nil) {
29+
(n:NSNotification) in
30+
guard let why =
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n.userInfo?[AVAudioSessionInterruptionTypeKey] as? UInt
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else {return}
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guard let type = AVAudioSessionInterruptionType(rawValue: why)
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else {return}
35+
if type == .Began {
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print("interruption began:\n\(n.userInfo!)")
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} else {
38+
print("interruption ended:\n\(n.userInfo!)")
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guard let opt = n.userInfo![AVAudioSessionInterruptionOptionKey] as? UInt else {return}
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let opts = AVAudioSessionInterruptionOptions(rawValue: opt)
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if opts.contains(.ShouldResume) {
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print("should resume")
43+
} else {
44+
print("not should resume")
45+
}
46+
}
47+
}
48+
49+
// use control center to test, e.g. start and stop a Music song
50+
51+
NSNotificationCenter.defaultCenter().addObserverForName(
52+
AVAudioSessionSilenceSecondaryAudioHintNotification, object: nil, queue: nil) {
53+
(n:NSNotification) in
54+
guard let why = n.userInfo?[AVAudioSessionSilenceSecondaryAudioHintTypeKey] as? UInt else {return}
55+
guard let type = AVAudioSessionSilenceSecondaryAudioHintType(rawValue:why) else {return}
56+
if type == .Begin {
57+
print("silence hint begin:\n\(n.userInfo!)")
58+
} else {
59+
print("silence hint end:\n\(n.userInfo!)")
60+
}
61+
}
62+
63+
64+
return true
65+
}
66+
67+
func applicationDidBecomeActive(application: UIApplication) {
68+
print("app became active")
69+
_ = try? AVAudioSession.sharedInstance().setActive(true, withOptions: [])
70+
}
71+
72+
func applicationWillResignActive(application: UIApplication) {
73+
print("app will resign active")
74+
}
75+
76+
func applicationDidEnterBackground(application: UIApplication) {
77+
print("app did enter background")
78+
}
79+
}

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