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emreyolcu · Nov 25, 2016 · 4bfdc6b · 4bfdc6b
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diff --git a/.gitignore b/.gitignore
@@ -0,0 +1,20 @@
+build/
+DerivedData/
+
+*.pbxuser
+!default.pbxuser
+*.mode1v3
+!default.mode1v3
+*.mode2v3
+!default.mode2v3
+*.perspectivev3
+!default.perspectivev3
+xcuserdata/
+
+*.moved-aside
+*.xcuserstate
+
+*.hmap
+*.ipa
+*.dSYM.zip
+*.dSYM
diff --git a/DiscreteScroll.xcodeproj/project.pbxproj b/DiscreteScroll.xcodeproj/project.pbxproj
@@ -0,0 +1,250 @@
+// !$*UTF8*$!
+{
+	archiveVersion = 1;
+	classes = {
+	};
+	objectVersion = 46;
+	objects = {
+
+/* Begin PBXBuildFile section */
+		C32391431DE7B5670068C5B9 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = C32391421DE7B5670068C5B9 /* main.m */; };
+/* End PBXBuildFile section */
+
+/* Begin PBXFileReference section */
+		C323913A1DE7B5670068C5B9 /* DiscreteScroll.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = DiscreteScroll.app; sourceTree = BUILT_PRODUCTS_DIR; };
+		C323913E1DE7B5670068C5B9 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		C32391421DE7B5670068C5B9 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
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+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
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+/* End PBXFrameworksBuildPhase section */
+
+/* Begin PBXGroup section */
+		C32391311DE7B5670068C5B9 = {
+			isa = PBXGroup;
+			children = (
+				C323913C1DE7B5670068C5B9 /* DiscreteScroll */,
+				C323913B1DE7B5670068C5B9 /* Products */,
+			);
+			sourceTree = "<group>";
+		};
+		C323913B1DE7B5670068C5B9 /* Products */ = {
+			isa = PBXGroup;
+			children = (
+				C323913A1DE7B5670068C5B9 /* DiscreteScroll.app */,
+			);
+			name = Products;
+			sourceTree = "<group>";
+		};
+		C323913C1DE7B5670068C5B9 /* DiscreteScroll */ = {
+			isa = PBXGroup;
+			children = (
+				C32391421DE7B5670068C5B9 /* main.m */,
+				C323913E1DE7B5670068C5B9 /* Info.plist */,
+			);
+			path = DiscreteScroll;
+			sourceTree = "<group>";
+		};
+/* End PBXGroup section */
+
+/* Begin PBXNativeTarget section */
+		C32391391DE7B5670068C5B9 /* DiscreteScroll */ = {
+			isa = PBXNativeTarget;
+			buildConfigurationList = C32391571DE7B5670068C5B9 /* Build configuration list for PBXNativeTarget "DiscreteScroll" */;
+			buildPhases = (
+				C32391361DE7B5670068C5B9 /* Sources */,
+				C32391371DE7B5670068C5B9 /* Frameworks */,
+				C32391381DE7B5670068C5B9 /* Resources */,
+			);
+			buildRules = (
+			);
+			dependencies = (
+			);
+			name = DiscreteScroll;
+			productName = DiscreteScroll;
+			productReference = C323913A1DE7B5670068C5B9 /* DiscreteScroll.app */;
+			productType = "com.apple.product-type.application";
+		};
+/* End PBXNativeTarget section */
+
+/* Begin PBXProject section */
+		C32391321DE7B5670068C5B9 /* Project object */ = {
+			isa = PBXProject;
+			attributes = {
+				LastUpgradeCheck = 0620;
+				ORGANIZATIONNAME = "Emre Yolcu";
+				TargetAttributes = {
+					C32391391DE7B5670068C5B9 = {
+						CreatedOnToolsVersion = 6.2;
+					};
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+			buildConfigurationList = C32391351DE7B5670068C5B9 /* Build configuration list for PBXProject "DiscreteScroll" */;
+			compatibilityVersion = "Xcode 3.2";
+			developmentRegion = English;
+			hasScannedForEncodings = 0;
+			knownRegions = (
+				en,
+				Base,
+			);
+			mainGroup = C32391311DE7B5670068C5B9;
+			productRefGroup = C323913B1DE7B5670068C5B9 /* Products */;
+			projectDirPath = "";
+			projectRoot = "";
+			targets = (
+				C32391391DE7B5670068C5B9 /* DiscreteScroll */,
+			);
+		};
+/* End PBXProject section */
+
+/* Begin PBXResourcesBuildPhase section */
+		C32391381DE7B5670068C5B9 /* Resources */ = {
+			isa = PBXResourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXResourcesBuildPhase section */
+
+/* Begin PBXSourcesBuildPhase section */
+		C32391361DE7B5670068C5B9 /* Sources */ = {
+			isa = PBXSourcesBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+				C32391431DE7B5670068C5B9 /* main.m in Sources */,
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+		};
+/* End PBXSourcesBuildPhase section */
+
+/* Begin XCBuildConfiguration section */
+		C32391551DE7B5670068C5B9 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				CODE_SIGN_IDENTITY = "-";
+				COPY_PHASE_STRIP = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_DYNAMIC_NO_PIC = NO;
+				GCC_OPTIMIZATION_LEVEL = 0;
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"DEBUG=1",
+					"$(inherited)",
+				);
+				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.9;
+				MTL_ENABLE_DEBUG_INFO = YES;
+				ONLY_ACTIVE_ARCH = YES;
+				SDKROOT = macosx;
+			};
+			name = Debug;
+		};
+		C32391561DE7B5670068C5B9 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ALWAYS_SEARCH_USER_PATHS = NO;
+				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
+				CLANG_CXX_LIBRARY = "libc++";
+				CLANG_ENABLE_MODULES = YES;
+				CLANG_ENABLE_OBJC_ARC = YES;
+				CLANG_WARN_BOOL_CONVERSION = YES;
+				CLANG_WARN_CONSTANT_CONVERSION = YES;
+				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
+				CLANG_WARN_EMPTY_BODY = YES;
+				CLANG_WARN_ENUM_CONVERSION = YES;
+				CLANG_WARN_INT_CONVERSION = YES;
+				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
+				CLANG_WARN_UNREACHABLE_CODE = YES;
+				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
+				CODE_SIGN_IDENTITY = "-";
+				COPY_PHASE_STRIP = NO;
+				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
+				ENABLE_NS_ASSERTIONS = NO;
+				ENABLE_STRICT_OBJC_MSGSEND = YES;
+				GCC_C_LANGUAGE_STANDARD = gnu99;
+				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
+				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
+				GCC_WARN_UNDECLARED_SELECTOR = YES;
+				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
+				GCC_WARN_UNUSED_FUNCTION = YES;
+				GCC_WARN_UNUSED_VARIABLE = YES;
+				MACOSX_DEPLOYMENT_TARGET = 10.9;
+				MTL_ENABLE_DEBUG_INFO = NO;
+				SDKROOT = macosx;
+			};
+			name = Release;
+		};
+		C32391581DE7B5670068C5B9 /* Debug */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				COMBINE_HIDPI_IMAGES = YES;
+				INFOPLIST_FILE = DiscreteScroll/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Debug;
+		};
+		C32391591DE7B5670068C5B9 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				COMBINE_HIDPI_IMAGES = YES;
+				INFOPLIST_FILE = DiscreteScroll/Info.plist;
+				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
+				PRODUCT_NAME = "$(TARGET_NAME)";
+			};
+			name = Release;
+		};
+/* End XCBuildConfiguration section */
+
+/* Begin XCConfigurationList section */
+		C32391351DE7B5670068C5B9 /* Build configuration list for PBXProject "DiscreteScroll" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				C32391551DE7B5670068C5B9 /* Debug */,
+				C32391561DE7B5670068C5B9 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+			defaultConfigurationName = Release;
+		};
+		C32391571DE7B5670068C5B9 /* Build configuration list for PBXNativeTarget "DiscreteScroll" */ = {
+			isa = XCConfigurationList;
+			buildConfigurations = (
+				C32391581DE7B5670068C5B9 /* Debug */,
+				C32391591DE7B5670068C5B9 /* Release */,
+			);
+			defaultConfigurationIsVisible = 0;
+		};
+/* End XCConfigurationList section */
+	};
+	rootObject = C32391321DE7B5670068C5B9 /* Project object */;
+}
diff --git a/DiscreteScroll.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/DiscreteScroll.xcodeproj/project.xcworkspace/contents.xcworkspacedata
diff --git a/DiscreteScroll/Info.plist b/DiscreteScroll/Info.plist
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>en</string>
+	<key>CFBundleExecutable</key>
+	<string>$(EXECUTABLE_NAME)</string>
+	<key>CFBundleIconFile</key>
+	<string></string>
+	<key>CFBundleIdentifier</key>
+	<string>Emre.$(PRODUCT_NAME:rfc1034identifier)</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>$(PRODUCT_NAME)</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1</string>
+	<key>LSMinimumSystemVersion</key>
+	<string>$(MACOSX_DEPLOYMENT_TARGET)</string>
+	<key>LSUIElement</key>
+	<true/>
+	<key>NSHumanReadableCopyright</key>
+	<string>Copyright © 2016 Emre Yolcu. All rights reserved.</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>
diff --git a/DiscreteScroll/main.m b/DiscreteScroll/main.m
@@ -0,0 +1,35 @@
+#import <ApplicationServices/ApplicationServices.h>
+
+#define SIGN(x) (((x) > 0) - ((x) < 0))
+#define LINES 3
+
+CGEventRef cgEventCallback(CGEventTapProxy proxy, CGEventType type,
+                           CGEventRef event, void *refcon)
+{
+    if (!CGEventGetIntegerValueField(event, kCGScrollWheelEventIsContinuous)) {
+        int64_t delta = CGEventGetIntegerValueField(event, kCGScrollWheelEventDeltaAxis1);
+
+        CGEventSetIntegerValueField(event, kCGScrollWheelEventDeltaAxis1, SIGN(delta) * LINES);
+    }
+
+    return event;
+}
+
+int main(void)
+{
+    CFMachPortRef eventTap;
+    CFRunLoopSourceRef runLoopSource;
+
+    eventTap = CGEventTapCreate(kCGSessionEventTap, kCGHeadInsertEventTap, 0,
+                                1 << kCGEventScrollWheel, cgEventCallback, NULL);
+    runLoopSource = CFMachPortCreateRunLoopSource(kCFAllocatorDefault, eventTap, 0);
+
+    CFRunLoopAddSource(CFRunLoopGetCurrent(), runLoopSource, kCFRunLoopCommonModes);
+    CGEventTapEnable(eventTap, true);
+    CFRunLoopRun();
+
+    CFRelease(eventTap);
+    CFRelease(runLoopSource);
+
+    return 0;
+}
diff --git a/LICENSE b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2016 Emre Yolcu
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/README.md b/README.md
@@ -0,0 +1 @@
+# discrete-scroll