Merge pull request #855 from TomHarte/QtNoKeyboardCopy

Qt: don't copy the result of get_keyboard().

Machines/Apple/AppleII/AppleII.cpp

@@ -804,38 +804,62 @@ template <Analyser::Static::AppleII::Target::Model model> class ConcreteMachine:
 			m6502_.run_for(cycles);
 		}
 
-		void reset_all_keys(Inputs::Keyboard *) final {
+		void reset_all_keys() final {
 			open_apple_is_pressed_ = closed_apple_is_pressed_ = key_is_down_ = false;
 		}
 
+		bool prefers_logical_input() final {
+			return true;
+		}
+
 		bool set_key_pressed(Key key, char value, bool is_pressed) final {
+			// If no ASCII value is supplied, look for a few special cases.
 			switch(key) {
-				default: break;
-				case Key::F12:
-					m6502_.set_reset_line(is_pressed);
-				return true;
+				case Key::Left:			value = 0x08;	break;
+				case Key::Right:		value = 0x15;	break;
+				case Key::Down:			value = 0x0a;	break;
+				case Key::Up:			value = 0x0b;	break;
+				case Key::Backspace:	value = 0x7f;	break;
+				case Key::Enter:		value = 0x0d;	break;
+				case Key::Tab:			value = '\t';	break;
+				case Key::Escape:		value = 0x1b;	break;
+
 				case Key::LeftOption:
+				case Key::RightMeta:
 					open_apple_is_pressed_ = is_pressed;
 				return true;
+
 				case Key::RightOption:
+				case Key::LeftMeta:
 					closed_apple_is_pressed_ = is_pressed;
 				return true;
-			}
 
-			// If no ASCII value is supplied, look for a few special cases.
-			if(!value) {
-				switch(key) {
-					case Key::Left:			value = 0x08;	break;
-					case Key::Right:		value = 0x15;	break;
-					case Key::Down:			value = 0x0a;	break;
-					case Key::Up:			value = 0x0b;	break;
-					case Key::Backspace:	value = 0x7f;	break;
-					default: return false;
-				}
-			}
+				case Key::F1:	case Key::F2:	case Key::F3:	case Key::F4:
+				case Key::F5:	case Key::F6:	case Key::F7:	case Key::F8:
+				case Key::F9:	case Key::F10:	case Key::F11:	case Key::F12:
+				case Key::PrintScreen:
+				case Key::ScrollLock:
+				case Key::Pause:
+				case Key::Insert:
+				case Key::Home:
+				case Key::PageUp:
+				case Key::PageDown:
+				case Key::End:
+					// Accept a bunch non-symbolic other keys, as
+					// reset, in the hope that the user can find
+					// at least one usable key.
+					m6502_.set_reset_line(is_pressed);
+				return true;
 
-			// Prior to the IIe, the keyboard could produce uppercase only.
-			if(!is_iie()) value = char(toupper(value));
+				default:
+					if(!value) {
+						return false;
+					}
+
+					// Prior to the IIe, the keyboard could produce uppercase only.
+					if(!is_iie()) value = char(toupper(value));
+				break;
+			}
 
 			if(is_pressed) {
 				keyboard_input_ = uint8_t(value | 0x80);

Machines/KeyboardMachine.hpp

@@ -32,6 +32,11 @@ struct KeyActions {
 		Instructs that all keys should now be treated as released.
 	*/
 	virtual void clear_all_keys() {}
+
+	/*!
+		Indicates whether a machine most naturally accepts logical rather than physical input.
+	*/
+	virtual bool prefers_logical_input() { return false; }
 };
 
 /*!

OSBindings/Mac/Clock Signal.xcodeproj/project.pbxproj

@@ -4084,7 +4084,7 @@
 					};
 					4BB73E9D1B587A5100552FC2 = {
 						CreatedOnToolsVersion = 7.0;
-						DevelopmentTeam = CP2SKEB3XT;
+						DevelopmentTeam = DV3346VVUN;
 						LastSwiftMigration = 1020;
 						ProvisioningStyle = Automatic;
 						SystemCapabilities = {
@@ -5175,7 +5175,7 @@
 					"$(USER_LIBRARY_DIR)/Frameworks",
 				);
 				GCC_C_LANGUAGE_STANDARD = gnu11;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.13;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
 			name = Debug;
@@ -5198,7 +5198,8 @@
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GCC_OPTIMIZATION_LEVEL = 2;
 				GCC_PREPROCESSOR_DEFINITIONS = NDEBUG;
-				MACOSX_DEPLOYMENT_TARGET = 10.10;
+				MACOSX_DEPLOYMENT_TARGET = 10.13;
+				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
 			name = Release;
@@ -5252,7 +5253,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_PARAMETER = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.13;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				ONLY_ACTIVE_ARCH = YES;
@@ -5305,7 +5306,7 @@
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_PARAMETER = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				MACOSX_DEPLOYMENT_TARGET = 10.13;
+				MACOSX_DEPLOYMENT_TARGET = 10.14;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
 				SDKROOT = macosx;
@@ -5327,8 +5328,7 @@
 				CODE_SIGN_ENTITLEMENTS = "Clock Signal/Clock Signal.entitlements";
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = DV3346VVUN;
 				ENABLE_HARDENED_RUNTIME = YES;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
@@ -5373,8 +5373,7 @@
 				CODE_SIGN_ENTITLEMENTS = "Clock Signal/Clock Signal.entitlements";
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				COMBINE_HIDPI_IMAGES = YES;
-				DEVELOPMENT_TEAM = "";
+				DEVELOPMENT_TEAM = DV3346VVUN;
 				ENABLE_HARDENED_RUNTIME = YES;
 				FRAMEWORK_SEARCH_PATHS = (
 					"$(inherited)",
@@ -5395,6 +5394,7 @@
 				INFOPLIST_FILE = "Clock Signal/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
 				MTL_TREAT_WARNINGS_AS_ERRORS = YES;
+				ONLY_ACTIVE_ARCH = YES;
 				OTHER_CPLUSPLUSFLAGS = (
 					"$(OTHER_CFLAGS)",
 					"-Wreorder",
@@ -5416,7 +5416,6 @@
 				CODE_SIGN_ENTITLEMENTS = "Clock Signal/Clock Signal.entitlements";
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				INFOPLIST_FILE = "Clock SignalTests/Info.plist";
@@ -5440,7 +5439,6 @@
 				CODE_SIGN_ENTITLEMENTS = "Clock Signal/Clock Signal.entitlements";
 				CODE_SIGN_IDENTITY = "Apple Development";
 				CODE_SIGN_STYLE = Automatic;
-				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = "";
 				ENABLE_HARDENED_RUNTIME = NO;
 				GCC_OPTIMIZATION_LEVEL = 2;
@@ -5458,7 +5456,6 @@
 		4BB73ECD1B587A5100552FC2 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = CP2SKEB3XT;
 				INFOPLIST_FILE = "Clock SignalUITests/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";
@@ -5473,7 +5470,6 @@
 		4BB73ECE1B587A5100552FC2 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				COMBINE_HIDPI_IMAGES = YES;
 				DEVELOPMENT_TEAM = CP2SKEB3XT;
 				INFOPLIST_FILE = "Clock SignalUITests/Info.plist";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks @loader_path/../Frameworks";

OSBindings/Mac/Clock Signal.xcodeproj/xcshareddata/xcschemes/Clock Signal Kiosk.xcscheme

@@ -31,7 +31,7 @@
       </Testables>
    </TestAction>
    <LaunchAction
-      buildConfiguration = "Release"
+      buildConfiguration = "Debug"
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       disableMainThreadChecker = "YES"
@@ -58,8 +58,16 @@
          </CommandLineArgument>
          <CommandLineArgument
             argument = "&quot;/Users/thomasharte/Library/Mobile Documents/com~apple~CloudDocs/Desktop/Soft/Macintosh/MusicWorks 0.42.image&quot;"
+            isEnabled = "NO">
+         </CommandLineArgument>
+         <CommandLineArgument
+            argument = "/Users/thomasharte/Library/Mobile\ Documents/com\~apple\~CloudDocs/Desktop/Soft/Apple\ II/Keplermatik.dsk"
             isEnabled = "YES">
          </CommandLineArgument>
+         <CommandLineArgument
+            argument = "/Users/thomasharte/Library/Mobile\ Documents/com\~apple\~CloudDocs/Desktop/Soft/Apple\ II/WOZs/Prince\ of\ Persia\ side\ A.woz"
+            isEnabled = "NO">
+         </CommandLineArgument>
          <CommandLineArgument
             argument = "--volume=0.001"
             isEnabled = "NO">

OSBindings/Mac/Clock Signal/Documents/MachineDocument.swift

@@ -88,14 +88,30 @@ class MachineDocument:
 	}
 
 	override func close() {
+		// Close any dangling sheets.
+		//
+		// Be warned: in 11.0 at least, if there are any panels then posting the endSheet request
+		// will defer the close(), and close() will be called again at the end of that animation.
+		//
+		// So: MAKE SURE IT'S SAFE TO ENTER THIS FUNCTION TWICE. Hence the non-assumption here about
+		// any windows still existing.
+		if self.windowControllers.count > 0, let window = self.windowControllers[0].window {
+			for sheet in window.sheets {
+				window.endSheet(sheet)
+			}
+		}
+
+		// Stop the machine, if any.
 		machine?.stop()
 
+		// Dismiss panels.
 		activityPanel?.setIsVisible(false)
 		activityPanel = nil
 
 		optionsPanel?.setIsVisible(false)
 		optionsPanel = nil
 
+		// End the update cycle.
 		actionLock.lock()
 		drawLock.lock()
 		machine = nil
@@ -103,6 +119,7 @@ class MachineDocument:
 		actionLock.unlock()
 		drawLock.unlock()
 
+		// Let the document controller do its thing.
 		super.close()
 	}
 
@@ -144,35 +161,37 @@ class MachineDocument:
 	private var interactionMode: InteractionMode = .notStarted
 
 	// Attempting to show a sheet before the window is visible (such as when the NIB is loaded) results in
-	// a sheet mysteriously floating on its own. For now, use windowDidUpdate as a proxy to know that the window
-	// is visible, though it's a little premature.
+	// a sheet mysteriously floating on its own. For now, use windowDidUpdate as a proxy to check whether
+	// the window is visible.
 	func windowDidUpdate(_ notification: Notification) {
-		// Grab the regular window title, if it's not already stored.
-		if self.unadornedWindowTitle.count == 0 {
-			self.unadornedWindowTitle = self.windowControllers[0].window!.title
-		}
-
-		// If an interaction mode is not yet in effect, pick the proper one and display the relevant thing.
-		if self.interactionMode == .notStarted {
-			// If a full machine exists, just continue showing it.
-			if self.machine != nil {
-				self.interactionMode = .showingMachine
-				setupMachineOutput()
-				return
+		if self.windowControllers.count > 0, let window = self.windowControllers[0].window, window.isVisible {
+			// Grab the regular window title, if it's not already stored.
+			if self.unadornedWindowTitle.count == 0 {
+				self.unadornedWindowTitle = window.title
 			}
 
-			// If a machine has been picked but is not showing, there must be ROMs missing.
-			if self.machineDescription != nil {
-				self.interactionMode = .showingROMRequester
-				requestRoms()
-				return
-			}
+			// If an interaction mode is not yet in effect, pick the proper one and display the relevant thing.
+			if self.interactionMode == .notStarted {
+				// If a full machine exists, just continue showing it.
+				if self.machine != nil {
+					self.interactionMode = .showingMachine
+					setupMachineOutput()
+					return
+				}
 
-			// If a machine hasn't even been picked yet, show the machine picker.
-			self.interactionMode = .showingMachinePicker
-			Bundle.main.loadNibNamed("MachinePicker", owner: self, topLevelObjects: nil)
-			self.machinePicker?.establishStoredOptions()
-			self.windowControllers[0].window?.beginSheet(self.machinePickerPanel!, completionHandler: nil)
+				// If a machine has been picked but is not showing, there must be ROMs missing.
+				if self.machineDescription != nil {
+					self.interactionMode = .showingROMRequester
+					requestRoms()
+					return
+				}
+
+				// If a machine hasn't even been picked yet, show the machine picker.
+				self.interactionMode = .showingMachinePicker
+				Bundle.main.loadNibNamed("MachinePicker", owner: self, topLevelObjects: nil)
+				self.machinePicker?.establishStoredOptions()
+				window.beginSheet(self.machinePickerPanel!, completionHandler: nil)
+			}
 		}
 	}
 

OSBindings/Mac/Clock Signal/MachinePicker/Base.lproj/MachinePicker.xib

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="16097" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="17506" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
     <dependencies>
         <deployment identifier="macosx"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="16097"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="17506"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
@@ -17,14 +17,14 @@
         <window title="Window" allowsToolTipsWhenApplicationIsInactive="NO" autorecalculatesKeyViewLoop="NO" releasedWhenClosed="NO" visibleAtLaunch="NO" animationBehavior="default" titleVisibility="hidden" id="QvC-M9-y7g">
             <windowStyleMask key="styleMask" titled="YES" documentModal="YES"/>
             <windowPositionMask key="initialPositionMask" leftStrut="YES" rightStrut="YES" topStrut="YES" bottomStrut="YES"/>
-            <rect key="contentRect" x="196" y="240" width="720" height="205"/>
-            <rect key="screenRect" x="0.0" y="0.0" width="3840" height="2137"/>
+            <rect key="contentRect" x="196" y="240" width="725" height="205"/>
+            <rect key="screenRect" x="0.0" y="0.0" width="1440" height="900"/>
             <view key="contentView" wantsLayer="YES" id="EiT-Mj-1SZ">
-                <rect key="frame" x="0.0" y="0.0" width="720" height="205"/>
+                <rect key="frame" x="0.0" y="0.0" width="725" height="205"/>
                 <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                 <subviews>
                     <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="hKn-1l-OSN">
-                        <rect key="frame" x="619" y="13" width="87" height="32"/>
+                        <rect key="frame" x="631" y="13" width="81" height="32"/>
                         <buttonCell key="cell" type="push" title="Choose" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="MnM-xo-4Qa">
                             <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
                             <font key="font" metaFont="system"/>
@@ -37,7 +37,7 @@ DQ
                         </connections>
                     </button>
                     <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="JQy-Cj-AOK">
-                        <rect key="frame" x="538" y="13" width="82" height="32"/>
+                        <rect key="frame" x="558" y="13" width="76" height="32"/>
                         <buttonCell key="cell" type="push" title="Cancel" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="sub-rB-Req">
                             <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
                             <font key="font" metaFont="system"/>
@@ -50,7 +50,7 @@ Gw
                         </connections>
                     </button>
                     <textField verticalHuggingPriority="750" horizontalCompressionResistancePriority="250" setsMaxLayoutWidthAtFirstLayout="YES" translatesAutoresizingMaskIntoConstraints="NO" id="9YM-5x-pc0">
-                        <rect key="frame" x="20" y="15" width="398" height="32"/>
+                        <rect key="frame" x="20" y="14" width="398" height="32"/>
                         <textFieldCell key="cell" allowsUndo="NO" sendsActionOnEndEditing="YES" id="xTm-Oy-oz5">
                             <font key="font" metaFont="system"/>
                             <string key="title">If you use File -&gt; Open... to select a disk, tape or cartridge directly, the emulator will select and configure a machine for you.</string>
@@ -59,16 +59,16 @@ Gw
                         </textFieldCell>
                     </textField>
                     <tabView translatesAutoresizingMaskIntoConstraints="NO" id="VUb-QG-x7c">
-                        <rect key="frame" x="13" y="51" width="694" height="140"/>
+                        <rect key="frame" x="13" y="50" width="699" height="141"/>
                         <font key="font" metaFont="system"/>
                         <tabViewItems>
                             <tabViewItem label="Apple II" identifier="appleii" id="P59-QG-LOa">
                                 <view key="view" id="dHz-Yv-GNq">
-                                    <rect key="frame" x="10" y="33" width="674" height="94"/>
+                                    <rect key="frame" x="10" y="33" width="679" height="95"/>
                                     <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                     <subviews>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="V5Z-dX-Ns4">
-                                            <rect key="frame" x="15" y="73" width="46" height="16"/>
+                                            <rect key="frame" x="15" y="74" width="46" height="16"/>
                                             <textFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" sendsActionOnEndEditing="YES" title="Model:" id="qV3-2P-3JW">
                                                 <font key="font" metaFont="system"/>
                                                 <color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
@@ -76,7 +76,7 @@ Gw
                                             </textFieldCell>
                                         </textField>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="WnO-ef-IC6">
-                                            <rect key="frame" x="15" y="42" width="96" height="16"/>
+                                            <rect key="frame" x="15" y="44" width="96" height="16"/>
                                             <textFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" sendsActionOnEndEditing="YES" title="Disk controller:" id="kbf-rc-Y4M">
                                                 <font key="font" metaFont="system"/>
                                                 <color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
@@ -84,10 +84,10 @@ Gw
                                             </textFieldCell>
                                         </textField>
                                         <popUpButton verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="jli-ac-Sij">
-                                            <rect key="frame" x="65" y="67" width="116" height="25"/>
+                                            <rect key="frame" x="64" y="68" width="117" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Apple II" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="VBQ-JG-AeM" id="U6V-us-O2F">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="esp-ir-7iH">
                                                     <items>
                                                         <menuItem title="Apple II" state="on" id="VBQ-JG-AeM"/>
@@ -99,10 +99,10 @@ Gw
                                             </popUpButtonCell>
                                         </popUpButton>
                                         <popUpButton verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="LSB-WP-FMi">
-                                            <rect key="frame" x="115" y="36" width="133" height="25"/>
+                                            <rect key="frame" x="114" y="38" width="134" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Sixteen Sector" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" tag="16" imageScaling="proportionallyDown" inset="2" selectedItem="QaV-Yr-k9o" id="8BT-RV-2Nm">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="udQ-NK-FG8">
                                                     <items>
                                                         <menuItem title="Sixteen Sector" state="on" tag="16" id="QaV-Yr-k9o"/>
@@ -130,14 +130,14 @@ Gw
                             </tabViewItem>
                             <tabViewItem label="Amstrad CPC" identifier="cpc" id="JmB-OF-xcM">
                                 <view key="view" id="5zS-Nj-Ynx">
-                                    <rect key="frame" x="10" y="33" width="674" height="94"/>
+                                    <rect key="frame" x="10" y="33" width="679" height="95"/>
                                     <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
                                     <subviews>
                                         <popUpButton verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="00d-sg-Krh">
-                                            <rect key="frame" x="65" y="67" width="95" height="25"/>
+                                            <rect key="frame" x="64" y="68" width="96" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="CPC6128" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" tag="6128" imageScaling="proportionallyDown" inset="2" selectedItem="klh-ZE-Agp" id="hVJ-h6-iea">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="r3D-C2-Ruq">
                                                     <items>
                                                         <menuItem title="CPC464" tag="464" id="5kZ-XF-RFl"/>
@@ -148,7 +148,7 @@ Gw
                                             </popUpButtonCell>
                                         </popUpButton>
                                         <textField horizontalHuggingPriority="251" verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="q9q-sl-J0q">
-                                            <rect key="frame" x="15" y="73" width="46" height="16"/>
+                                            <rect key="frame" x="15" y="74" width="46" height="16"/>
                                             <textFieldCell key="cell" scrollable="YES" lineBreakMode="clipping" sendsActionOnEndEditing="YES" title="Model:" id="Cw3-q5-1bC">
                                                 <font key="font" metaFont="system"/>
                                                 <color key="textColor" name="labelColor" catalog="System" colorSpace="catalog"/>
@@ -235,7 +235,7 @@ Gw
                                             <rect key="frame" x="65" y="67" width="74" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Plus" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" tag="3" imageScaling="proportionallyDown" inset="2" selectedItem="R6T-hg-rOF" id="1Kb-Q2-BGM">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="ofy-j9-YnU">
                                                     <items>
                                                         <menuItem title="512ke" tag="2" id="WCG-6u-ANQ"/>
@@ -271,7 +271,7 @@ Gw
                                             <rect key="frame" x="69" y="67" width="145" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="European (PAL)" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="xAh-Ch-tby" id="yR4-yv-Lvu">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="BCR-rp-Kpc">
                                                     <items>
                                                         <menuItem title="European (PAL)" state="on" id="xAh-Ch-tby"/>
@@ -320,7 +320,7 @@ Gw
                                             <rect key="frame" x="65" y="67" width="106" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Oric-1" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="jGN-1a-biF" id="Jll-EJ-cMr">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="E9d-fH-Eak">
                                                     <items>
                                                         <menuItem title="Oric-1" state="on" id="jGN-1a-biF"/>
@@ -334,7 +334,7 @@ Gw
                                             <rect key="frame" x="111" y="36" width="129" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="None" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="XhK-Jh-oTW" id="aYb-m1-H9X">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="hy3-Li-nlW">
                                                     <items>
                                                         <menuItem title="None" state="on" id="XhK-Jh-oTW"/>
@@ -379,7 +379,7 @@ Gw
                                             <rect key="frame" x="69" y="67" width="145" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="European (PAL)" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="45i-0n-gau" id="yi7-eo-I0q">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="uCQ-9l-eBb">
                                                     <items>
                                                         <menuItem title="European (PAL)" state="on" id="45i-0n-gau"/>
@@ -395,7 +395,7 @@ Gw
                                             <rect key="frame" x="106" y="36" width="115" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Unexpanded" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="fOl-8Q-fsA" id="rH0-7T-pJE">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="e9J-Ie-PjH">
                                                     <items>
                                                         <menuItem title="Unexpanded" state="on" id="fOl-8Q-fsA"/>
@@ -456,7 +456,7 @@ Gw
                                             <rect key="frame" x="106" y="67" width="115" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Unexpanded" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="4Sa-jR-xOd" id="B8M-do-Yod">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="Of4-DY-mE5">
                                                     <items>
                                                         <menuItem title="Unexpanded" state="on" id="4Sa-jR-xOd"/>
@@ -504,7 +504,7 @@ Gw
                                             <rect key="frame" x="106" y="67" width="115" height="25"/>
                                             <popUpButtonCell key="cell" type="push" title="Unexpanded" bezelStyle="rounded" alignment="left" lineBreakMode="truncatingTail" state="on" borderStyle="borderAndBezel" imageScaling="proportionallyDown" inset="2" selectedItem="7QC-Ij-hES" id="d3W-Gl-3Mf">
                                                 <behavior key="behavior" lightByBackground="YES" lightByGray="YES"/>
-                                                <font key="font" metaFont="system"/>
+                                                <font key="font" metaFont="menu"/>
                                                 <menu key="menu" id="mua-Lp-9wl">
                                                     <items>
                                                         <menuItem title="Unexpanded" state="on" id="7QC-Ij-hES"/>

OSBindings/Mac/Clock Signal/MachinePicker/MachinePicker.swift

@@ -51,7 +51,11 @@ class MachinePicker: NSObject {
 
 		// Machine type
 		if let machineIdentifier = standardUserDefaults.string(forKey: "new.machine") {
-			machineSelector?.selectTabViewItem(withIdentifier: machineIdentifier as Any)
+			// If I've changed my mind about visible tabs between versions, there may not be one that corresponds
+			// to the stored identifier. Make sure not to raise an NSRangeException in that scenario.
+			if let index = machineSelector?.indexOfTabViewItem(withIdentifier: machineIdentifier as Any), index != NSNotFound {
+				machineSelector?.selectTabViewItem(at: index)
+			}
 		}
 
 		// Apple II settings

OSBindings/Mac/Clock Signal/ROMRequester/ROMRequester.xib

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="14868" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
+<document type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="3.0" toolsVersion="17506" targetRuntime="MacOSX.Cocoa" propertyAccessControl="none" useAutolayout="YES" customObjectInstantitationMethod="direct">
     <dependencies>
         <deployment identifier="macosx"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="14868"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.CocoaPlugin" version="17506"/>
         <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
     </dependencies>
     <objects>
@@ -37,7 +37,7 @@
                         </textFieldCell>
                     </textField>
                     <button verticalHuggingPriority="750" translatesAutoresizingMaskIntoConstraints="NO" id="nvl-dm-8bK">
-                        <rect key="frame" x="384" y="13" width="82" height="32"/>
+                        <rect key="frame" x="391" y="13" width="76" height="32"/>
                         <buttonCell key="cell" type="push" title="Cancel" bezelStyle="rounded" alignment="center" borderStyle="border" imageScaling="proportionallyDown" inset="2" id="oS1-Pk-LsO">
                             <behavior key="behavior" pushIn="YES" lightByBackground="YES" lightByGray="YES"/>
                             <font key="font" metaFont="system"/>

OSBindings/Qt/mainwindow.cpp

@@ -1020,7 +1020,7 @@ bool MainWindow::processEvent(QKeyEvent *event) {
 			const auto keyboardMachine = machine->keyboard_machine();
 			if(!keyboardMachine) return true;
 
-			auto keyboard = keyboardMachine->get_keyboard();
+			auto &keyboard = keyboardMachine->get_keyboard();
 			keyboard.set_key_pressed(*key, event->text().size() ? event->text()[0].toLatin1() : '\0', isPressed);
 			if(keyboard.is_exclusive() || keyboard.observed_keys().find(*key) != keyboard.observed_keys().end()) {
 				return false;

OSBindings/SDL/main.cpp

@@ -783,8 +783,10 @@ int main(int argc, char *argv[]) {
 		}
 	}
 
-	// Check whether a 'logical' keyboard has been requested.
-	const bool logical_keyboard = arguments.selections.find("logical-keyboard") != arguments.selections.end();
+	// Check whether a 'logical' keyboard has been requested, or the machine would prefer one anyway.
+	const bool logical_keyboard =
+		(arguments.selections.find("logical-keyboard") != arguments.selections.end()) ||
+		(machine->keyboard_machine() && machine->keyboard_machine()->prefers_logical_input());
 	if(logical_keyboard) {
 		SDL_StartTextInput();
 	}
@@ -1162,13 +1164,8 @@ int main(int argc, char *argv[]) {
 					} else {
 						// This is a slightly terrible way of obtaining a symbol for the key, e.g. for letters it will always return
 						// the capital letter version, at least empirically. But it'll have to do for now.
-						//
-						// TODO: ideally have a keyboard machine declare whether it wants either key events or text input? But that
-						// doesn't match machines like the IIe that, to some extent, expose both. So then eliding as attempted above,
-						// and keeping ephemeral track of which symbols have been tied to which keys for the benefit of future key up
-						// events is probably the way forward?
 						const char *key_name = SDL_GetKeyName(keypress.keycode);
-						if(keyboard_machine->get_keyboard().set_key_pressed(key, key_name[0], keypress.is_down)) {
+						if(keyboard_machine->get_keyboard().set_key_pressed(key, (strlen(key_name) == 1) ? key_name[0] : 0, keypress.is_down)) {
 							continue;
 						}
 					}

Outputs/OpenGL/ScanTargetGLSLFragments.cpp

@@ -194,8 +194,9 @@ std::vector<std::string> ScanTarget::bindings(ShaderType type) const {
 std::string ScanTarget::sampling_function() const {
 	std::string fragment_shader;
 	const auto modals = BufferingScanTarget::modals();
+	const bool is_svideo = modals.display_type == DisplayType::SVideo;
 
-	if(modals.display_type == DisplayType::SVideo) {
+	if(is_svideo) {
 		fragment_shader +=
 			"vec2 svideo_sample(vec2 coordinate, float angle) {";
 	} else {
@@ -203,7 +204,6 @@ std::string ScanTarget::sampling_function() const {
 			"float composite_sample(vec2 coordinate, float angle) {";
 	}
 
-	const bool is_svideo = modals.display_type == DisplayType::SVideo;
 	switch(modals.input_data_type) {
 		case InputDataType::Luminance1:
 		case InputDataType::Luminance8:
@@ -341,7 +341,7 @@ std::unique_ptr<Shader> ScanTarget::conversion_shader() const {
 		vertex_shader +=
 			"compositeAngle = (mix(startCompositeAngle, endCompositeAngle, lateral) / 32.0) * 3.141592654;"
 			"compositeAmplitude = lineCompositeAmplitude / 255.0;"
-			"oneOverCompositeAmplitude = mix(0.0, 255.0 / lineCompositeAmplitude, step(0.01, lineCompositeAmplitude));";
+			"oneOverCompositeAmplitude = mix(0.0, 255.0 / lineCompositeAmplitude, step(0.95, lineCompositeAmplitude));";
 	}
 
 	vertex_shader +=
@@ -379,40 +379,42 @@ std::unique_ptr<Shader> ScanTarget::conversion_shader() const {
 
 	switch(modals.display_type) {
 		case DisplayType::CompositeColour:
-			fragment_shader +=
-				"vec4 angles = compositeAngle + compositeAngleOffsets;"
+			fragment_shader += R"x(
+				vec4 angles = compositeAngle + compositeAngleOffsets;
 
 				// Sample four times over, at proper angle offsets.
-				"vec4 samples = vec4("
-					"composite_sample(textureCoordinates[0], angles.x),"
-					"composite_sample(textureCoordinates[1], angles.y),"
-					"composite_sample(textureCoordinates[2], angles.z),"
-					"composite_sample(textureCoordinates[3], angles.w)"
-				");"
+				vec4 samples = vec4(
+					composite_sample(textureCoordinates[0], angles.x),
+					composite_sample(textureCoordinates[1], angles.y),
+					composite_sample(textureCoordinates[2], angles.z),
+					composite_sample(textureCoordinates[3], angles.w)
+				);
 
-				// Compute a luminance for use if there's no colour information, now, before
-				// modifying samples.
-				"float mono_luminance = dot(samples, vec4(0.15, 0.35, 0.35, 0.15));"
+				// The outer structure of the OpenGL scan target means in practice that
+				// compositeAmplitude will be the same value across a piece of
+				// geometry. I am therefore optimistic that this conditional will not
+				// cause a divergence in fragment execution.
+				if(compositeAmplitude < 0.01) {
+					// Compute only a luminance for use if there's no colour information.
+					fragColour3 = vec3(dot(samples, vec4(0.15, 0.35, 0.35, 0.15)));
+				} else {
+					// Take the average to calculate luminance, then subtract that from all four samples to
+					// give chrominance.
+					float luminance = dot(samples, vec4(0.25));
 
-				// Take the average to calculate luminance, then subtract that from all four samples to
-				// give chrominance.
-				"float luminance = dot(samples, vec4(0.25));"
+					// Split and average chrominance.
+					vec2 chrominances[4] = vec2[4](
+						textureLod(qamTextureName, qamTextureCoordinates[0], 0).gb,
+						textureLod(qamTextureName, qamTextureCoordinates[1], 0).gb,
+						textureLod(qamTextureName, qamTextureCoordinates[2], 0).gb,
+						textureLod(qamTextureName, qamTextureCoordinates[3], 0).gb
+					);
+					vec2 channels = (chrominances[0] + chrominances[1] + chrominances[2] + chrominances[3])*0.5 - vec2(1.0);
 
-				// Split and average chrominance.
-				"vec2 chrominances[4] = vec2[4]("
-					"textureLod(qamTextureName, qamTextureCoordinates[0], 0).gb,"
-					"textureLod(qamTextureName, qamTextureCoordinates[1], 0).gb,"
-					"textureLod(qamTextureName, qamTextureCoordinates[2], 0).gb,"
-					"textureLod(qamTextureName, qamTextureCoordinates[3], 0).gb"
-				");"
-				"vec2 channels = (chrominances[0] + chrominances[1] + chrominances[2] + chrominances[3])*0.5 - vec2(1.0);"
-
-				// Apply a colour space conversion to get RGB.
-				"fragColour3 = mix("
-					"lumaChromaToRGB * vec3(luminance / (1.0 - compositeAmplitude), channels),"
-					"vec3(mono_luminance),"
-					"step(oneOverCompositeAmplitude, 0.01)"
-				");";
+					// Apply a colour space conversion to get RGB.
+					fragColour3 = lumaChromaToRGB * vec3(luminance / (1.0 - compositeAmplitude), channels);
+				}
+			)x";
 		break;
 
 		case DisplayType::CompositeMonochrome:
@@ -622,7 +624,7 @@ std::unique_ptr<Shader> ScanTarget::qam_separation_shader() const {
 
 			"compositeAngle = compositeAngle * 2.0 * 3.141592654;"
 			"compositeAmplitude = lineCompositeAmplitude / 255.0;"
-			"oneOverCompositeAmplitude = mix(0.0, 255.0 / lineCompositeAmplitude, step(0.01, lineCompositeAmplitude));";
+			"oneOverCompositeAmplitude = mix(0.0, 255.0 / lineCompositeAmplitude, step(0.95, lineCompositeAmplitude));";
 
 	if(is_svideo) {
 		vertex_shader +=