devdraw: use consistent mac-* prefix on macOS files

We were using osx- and cocoa- but it's not even OS X anymore.

1 files changed, 0 insertions, 1249 deletions

diff --git a/src/cmd/devdraw/cocoa-screen.m b/src/cmd/devdraw/cocoa-screen.m
deleted file mode 100644
index 64b2bf4c..00000000
--- a/src/cmd/devdraw/cocoa-screen.m
+++ /dev/null
@@ -1,1249 +0,0 @@
-#define Cursor OSXCursor
-#define Point OSXPoint
-#define Rect OSXRect
-
-#import <Cocoa/Cocoa.h>
-#import <Metal/Metal.h>
-#import <QuartzCore/CAMetalLayer.h>
-
-#undef Cursor
-#undef Point
-#undef Rect
-
-#include <u.h>
-#include <libc.h>
-#include <thread.h>
-#include <draw.h>
-#include <memdraw.h>
-#include <keyboard.h>
-#include <cursor.h>
-#include "cocoa-screen.h"
-#include "osx-keycodes.h"
-#include "devdraw.h"
-#include "bigarrow.h"
-#include "glendapng.h"
-
-AUTOFRAMEWORK(Cocoa)
-AUTOFRAMEWORK(Metal)
-AUTOFRAMEWORK(QuartzCore)
-
-#define LOG	if(0)NSLog
-
-static void setprocname(const char*);
-static uint keycvt(uint);
-static uint msec(void);
-static Memimage* initimg(void);
-
-void
-usage(void)
-{
-	fprint(2, "usage: devdraw (don't run directly)\n");
-	threadexitsall("usage");
-}
-
-
-@interface AppDelegate : NSObject<NSApplicationDelegate,NSWindowDelegate>
-+ (void)makewin:(NSValue *)v;
-+ (void)callkicklabel:(NSString *)v;
-+ (void)callsetNeedsDisplayInRect:(NSValue *)v;
-+ (void)callsetcursor:(NSValue *)v;
-@end
-@interface DevDrawView : NSView<NSTextInputClient>
-- (void)clearInput;
-- (void)getmouse:(NSEvent *)e;
-- (void)sendmouse:(NSUInteger)b;
-- (void)resetLastInputRect;
-- (void)enlargeLastInputRect:(NSRect)r;
-@end
-@interface DrawLayer : CAMetalLayer
-@end
-
-static AppDelegate *myApp = NULL;
-static DevDrawView *myContent = NULL;
-static NSWindow *win = NULL;
-static NSCursor *currentCursor = NULL;
-
-static DrawLayer *layer;
-static id<MTLDevice> device;
-static id<MTLCommandQueue> commandQueue;
-static id<MTLTexture> texture;
-
-static Memimage *img = NULL;
-
-static QLock snarfl;
-
-void
-threadmain(int argc, char **argv)
-{
-	/*
-	 * Move the protocol off stdin/stdout so that
-	 * any inadvertent prints don't screw things up.
-	 */
-	dup(0,3);
-	dup(1,4);
-	close(0);
-	close(1);
-	open("/dev/null", OREAD);
-	open("/dev/null", OWRITE);
-
-	ARGBEGIN{
-	case 'D':		/* for good ps -a listings */
-		break;
-	case 'f':		/* fall through for backward compatibility */
-	case 'g':
-	case 'b':
-		break;
-	default:
-		usage();
-	}ARGEND
-
-	setprocname(argv0);
-
-	@autoreleasepool{
-		[NSApplication sharedApplication];
-		[NSApp setActivationPolicy:NSApplicationActivationPolicyRegular];
-		myApp = [AppDelegate new];
-		[NSApp setDelegate:myApp];
-		[NSApp run];
-	}
-}
-
-
-void
-callservep9p(void *v)
-{
-	USED(v);
-
-	servep9p();
-	[NSApp terminate:myApp];
-}
-
-@implementation AppDelegate
-
-+ (void)makewin:(NSValue *)v
-{
-	NSRect r, sr;
-	Rectangle wr;
-	int set;
-	char *s;
-	NSArray *allDevices;
-
-	const NSWindowStyleMask Winstyle = NSWindowStyleMaskTitled
-		| NSWindowStyleMaskClosable
-		| NSWindowStyleMaskMiniaturizable
-		| NSWindowStyleMaskResizable;
-
-	sr = [[NSScreen mainScreen] frame];
-	r = [[NSScreen mainScreen] visibleFrame];
-
-	s = [v pointerValue];
-	LOG(@"makewin(%s)", s);
-	if(s && *s){
-		if(parsewinsize(s, &wr, &set) < 0)
-			sysfatal("%r");
-	}else{
-		wr = Rect(0, 0, sr.size.width*2/3, sr.size.height*2/3);
-		set = 0;
-	}
-
-	r.origin.x = wr.min.x;
-	r.origin.y = sr.size.height-wr.max.y;	/* winsize is top-left-based */
-	r.size.width = fmin(Dx(wr), r.size.width);
-	r.size.height = fmin(Dy(wr), r.size.height);
-	r = [NSWindow contentRectForFrameRect:r styleMask:Winstyle];
-
-	win = [[NSWindow alloc]
-		initWithContentRect:r
-		styleMask:Winstyle
-		backing:NSBackingStoreBuffered defer:NO];
-	[win setTitle:@"devdraw"];
-
-	if(!set)
-		[win center];
-	[win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
-	[win setContentMinSize:NSMakeSize(64,64)];
-	[win setOpaque:YES];
-	[win setRestorable:NO];
-	[win setAcceptsMouseMovedEvents:YES];
-	[win setDelegate:myApp];
-
-	myContent = [DevDrawView new];
-	[win setContentView:myContent];
-	[myContent setWantsLayer:YES];
-	[myContent setLayerContentsRedrawPolicy:NSViewLayerContentsRedrawOnSetNeedsDisplay];
-	
-	device = nil;
-	allDevices = MTLCopyAllDevices();
-	for(id mtlDevice in allDevices) {
-		if ([mtlDevice isLowPower] && ![mtlDevice isRemovable]) {
-			device = mtlDevice;
-			break;
-		}
-	}
-	if(!device)
-		device = MTLCreateSystemDefaultDevice();
-
-	commandQueue = [device newCommandQueue];
-
-	layer = (DrawLayer *)[myContent layer];
-	layer.device = device;
-	layer.pixelFormat = MTLPixelFormatBGRA8Unorm;
-	layer.framebufferOnly = YES;
-	layer.opaque = YES;
-
-	// We use a default transparent layer on top of the CAMetalLayer.
-	// This seems to make fullscreen applications behave.
-	{
-		CALayer *stub = [CALayer layer];
-		stub.frame = CGRectMake(0, 0, 1, 1);
-		[stub setNeedsDisplay];
-		[layer addSublayer:stub];
-	}
-
-	[NSEvent setMouseCoalescingEnabled:NO];
-
-	topwin();
-}
-
-+ (void)callkicklabel:(NSString *)s
-{
-	LOG(@"callkicklabel(%@)", s);
-	[win setTitle:s];
-	[[NSApp dockTile] setBadgeLabel:s];
-}
-
-
-+ (void)callsetNeedsDisplayInRect:(NSValue *)v
-{
-	NSRect r;
-	dispatch_time_t time;
-
-	r = [v rectValue];
-	LOG(@"callsetNeedsDisplayInRect(%g, %g, %g, %g)", r.origin.x, r.origin.y, r.size.width, r.size.height);
-	r = [win convertRectFromBacking:r];
-	LOG(@"setNeedsDisplayInRect(%g, %g, %g, %g)", r.origin.x, r.origin.y, r.size.width, r.size.height);
-	[layer setNeedsDisplayInRect:r];
-
-	time = dispatch_time(DISPATCH_TIME_NOW, 16 * NSEC_PER_MSEC);
-	dispatch_after(time, dispatch_get_main_queue(), ^(void){
-		[layer setNeedsDisplayInRect:r];
-	});
-
-	[myContent enlargeLastInputRect:r];
-}
-
-typedef struct Cursors Cursors;
-struct Cursors {
-	Cursor *c;
-	Cursor2 *c2;
-};
-
-+ (void)callsetcursor:(NSValue *)v
-{
-	Cursors *cs;
-	Cursor *c;
-	Cursor2 *c2;
-	NSBitmapImageRep *r, *r2;
-	NSImage *i;
-	NSPoint p;
-	uchar *plane[5], *plane2[5];
-	uint b;
-
-	cs = [v pointerValue];
-	c = cs->c;
-	if(!c)
-		c = &bigarrow;
-	c2 = cs->c2;
-	if(!c2)
-		c2 = &bigarrow2;
-
-	r = [[NSBitmapImageRep alloc]
-		initWithBitmapDataPlanes:nil
-		pixelsWide:16
-		pixelsHigh:16
-		bitsPerSample:1
-		samplesPerPixel:2
-		hasAlpha:YES
-		isPlanar:YES
-		colorSpaceName:NSDeviceWhiteColorSpace
-		bytesPerRow:2
-		bitsPerPixel:0];
-	[r getBitmapDataPlanes:plane];
-	for(b=0; b<nelem(c->set); b++){
-		plane[0][b] = ~c->set[b] & c->clr[b];
-		plane[1][b] = c->set[b] | c->clr[b];
-	}
-
-	r2 = [[NSBitmapImageRep alloc]
-		initWithBitmapDataPlanes:nil
-		pixelsWide:32
-		pixelsHigh:32
-		bitsPerSample:1
-		samplesPerPixel:2
-		hasAlpha:YES
-		isPlanar:YES
-		colorSpaceName:NSDeviceWhiteColorSpace
-		bytesPerRow:4
-		bitsPerPixel:0];
-	[r2 getBitmapDataPlanes:plane2];
-	for(b=0; b<nelem(c2->set); b++){
-		plane2[0][b] = ~c2->set[b] & c2->clr[b];
-		plane2[1][b] = c2->set[b] | c2->clr[b];
-	}
-
-	// For checking out the cursor bitmap image
-/*
-	static BOOL saveimg = YES;
-	if(saveimg){
-		NSData *data = [r representationUsingType: NSBitmapImageFileTypeBMP properties: @{}];
-		[data writeToFile: @"/tmp/r.bmp" atomically: NO];
-		data = [r2 representationUsingType: NSBitmapImageFileTypeBMP properties: @{}];
-		[data writeToFile: @"/tmp/r2.bmp" atomically: NO];
-		saveimg = NO;
-	}
-*/
-
-	i = [[NSImage alloc] initWithSize:NSMakeSize(16, 16)];
-	[i addRepresentation:r2];
-	[i addRepresentation:r];
-
-	p = NSMakePoint(-c->offset.x, -c->offset.y);
-	currentCursor = [[NSCursor alloc] initWithImage:i hotSpot:p];
-
-	[win invalidateCursorRectsForView:myContent];
-}
-
-- (void)applicationDidFinishLaunching:(id)arg
-{
-	NSMenu *m, *sm;
-	NSData *d;
-	NSImage *i;
-
-	LOG(@"applicationDidFinishLaunching");
-
-	sm = [NSMenu new];
-	[sm addItemWithTitle:@"Toggle Full Screen" action:@selector(toggleFullScreen:) keyEquivalent:@"f"];
-	[sm addItemWithTitle:@"Hide" action:@selector(hide:) keyEquivalent:@"h"];
-	[sm addItemWithTitle:@"Quit" action:@selector(terminate:) keyEquivalent:@"q"];
-	m = [NSMenu new];
-	[m addItemWithTitle:@"DEVDRAW" action:NULL keyEquivalent:@""];
-	[m setSubmenu:sm forItem:[m itemWithTitle:@"DEVDRAW"]];
-	[NSApp setMainMenu:m];
-
-	d = [[NSData alloc] initWithBytes:glenda_png length:(sizeof glenda_png)];
-	i = [[NSImage alloc] initWithData:d];
-	[NSApp setApplicationIconImage:i];
-	[[NSApp dockTile] display];
-
-	proccreate(callservep9p, nil, 0);
-}
-
-- (NSApplicationPresentationOptions)window:(id)arg
-		willUseFullScreenPresentationOptions:(NSApplicationPresentationOptions)proposedOptions {
-	NSApplicationPresentationOptions o;
-	o = proposedOptions;
-	o &= ~(NSApplicationPresentationAutoHideDock | NSApplicationPresentationAutoHideMenuBar);
-	o |= NSApplicationPresentationHideDock | NSApplicationPresentationHideMenuBar;
-	return o;
-}
-
-- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication {
-	return YES;
-}
-
-- (void)windowDidResize:(NSNotification *)notification
-{
-	if(![myContent inLiveResize] && img) {
-		resizeimg();
-	}
-}
-
-- (void)windowDidBecomeKey:(id)arg
-{
-        [myContent sendmouse:0];
-}
-
-@end
-
-@implementation DevDrawView
-{
-	NSMutableString *_tmpText;
-	NSRange _markedRange;
-	NSRange _selectedRange;
-	NSRect _lastInputRect;	// The view is flipped, this is not.
-	BOOL _tapping;
-	NSUInteger _tapFingers;
-	NSUInteger _tapTime;
-}
-
-- (id)init
-{
-	LOG(@"View init");
-	self = [super init];
-	[self setAllowedTouchTypes:NSTouchTypeMaskDirect|NSTouchTypeMaskIndirect];
-	_tmpText = [[NSMutableString alloc] initWithCapacity:2];
-	_markedRange = NSMakeRange(NSNotFound, 0);
-	_selectedRange = NSMakeRange(0, 0);
-	return self;
-}
-
-- (CALayer *)makeBackingLayer
-{
-	LOG(@"makeBackingLayer");
-	return [DrawLayer layer];
-}
-
-- (BOOL)wantsUpdateLayer
-{
-	return YES;
-}
-
-- (BOOL)isOpaque
-{
-	return YES;
-}
-
-- (BOOL)isFlipped
-{
-	return YES;
-}
-
-- (BOOL)acceptsFirstResponder
-{
-	return YES;
-}
-
-- (void)mouseMoved:(NSEvent*)e{ [self getmouse:e];}
-- (void)mouseDown:(NSEvent*)e{ [self getmouse:e];}
-- (void)mouseDragged:(NSEvent*)e{ [self getmouse:e];}
-- (void)mouseUp:(NSEvent*)e{ [self getmouse:e];}
-- (void)otherMouseDown:(NSEvent*)e{ [self getmouse:e];}
-- (void)otherMouseDragged:(NSEvent*)e{ [self getmouse:e];}
-- (void)otherMouseUp:(NSEvent*)e{ [self getmouse:e];}
-- (void)rightMouseDown:(NSEvent*)e{ [self getmouse:e];}
-- (void)rightMouseDragged:(NSEvent*)e{ [self getmouse:e];}
-- (void)rightMouseUp:(NSEvent*)e{ [self getmouse:e];}
-
-- (void)scrollWheel:(NSEvent*)e
-{
-	NSInteger s;
-
-	s = [e scrollingDeltaY];
-	if(s > 0)
-		[self sendmouse:8];
-	else if (s < 0)
-		[self sendmouse:16];
-}
-
-- (void)keyDown:(NSEvent*)e
-{
-	LOG(@"keyDown to interpret");
-
-	[self interpretKeyEvents:[NSArray arrayWithObject:e]];
-
-	[self resetLastInputRect];
-}
-
-- (void)flagsChanged:(NSEvent*)e
-{
-	static NSEventModifierFlags omod;
-	NSEventModifierFlags m;
-	uint b;
-
-	LOG(@"flagsChanged");
-	m = [e modifierFlags];
-
-	b = [NSEvent pressedMouseButtons];
-	b = (b&~6) | (b&4)>>1 | (b&2)<<1;
-	if(b){
-		if(m & ~omod & NSEventModifierFlagControl)
-			b |= 1;
-		if(m & ~omod & NSEventModifierFlagOption)
-			b |= 2;
-		if(m & ~omod & NSEventModifierFlagCommand)
-			b |= 4;
-		[self sendmouse:b];
-	}else if(m & ~omod & NSEventModifierFlagOption)
-		keystroke(Kalt);
-
-	omod = m;
-}
-
-- (void)magnifyWithEvent:(NSEvent*)e
-{
-	if(fabs([e magnification]) > 0.02)
-		[[self window] toggleFullScreen:nil];
-}
-
-- (void)touchesBeganWithEvent:(NSEvent*)e
-{
-	_tapping = YES;
-	_tapFingers = [e touchesMatchingPhase:NSTouchPhaseTouching inView:nil].count;
-	_tapTime = msec();
-}
-- (void)touchesMovedWithEvent:(NSEvent*)e
-{
-	_tapping = NO;
-}
-- (void)touchesEndedWithEvent:(NSEvent*)e
-{
-	if(_tapping
-		&& [e touchesMatchingPhase:NSTouchPhaseTouching inView:nil].count == 0
-		&& msec() - _tapTime < 250){
-		switch(_tapFingers){
-		case 3:
-			[self sendmouse:2];
-			[self sendmouse:0];
-			break;
-		case 4:
-			[self sendmouse:2];
-			[self sendmouse:1];
-			[self sendmouse:0];
-			break;
-		}
-		_tapping = NO;
-	}
-}
-- (void)touchesCancelledWithEvent:(NSEvent*)e
-{
-	_tapping = NO;
-}
-
-- (void)getmouse:(NSEvent *)e
-{
-	NSUInteger b;
-	NSEventModifierFlags m;
-
-	b = [NSEvent pressedMouseButtons];
-	b = b&~6 | (b&4)>>1 | (b&2)<<1;
-	b = mouseswap(b);
-
-	if(b == 1){
-		m = [e modifierFlags];
-		if(m & NSEventModifierFlagOption){
-			abortcompose();
-			b = 2;
-		}else
-		if(m & NSEventModifierFlagCommand)
-			b = 4;
-	}
-	[self sendmouse:b];
-}
-
-- (void)sendmouse:(NSUInteger)b
-{
-	NSPoint p;
-
-	p = [self.window convertPointToBacking:
-		[self.window mouseLocationOutsideOfEventStream]];
-	p.y = Dy(mouserect) - p.y;
-	// LOG(@"(%g, %g) <- sendmouse(%d)", p.x, p.y, (uint)b);
-	mousetrack(p.x, p.y, b, msec());
-	if(b && _lastInputRect.size.width && _lastInputRect.size.height)
-		[self resetLastInputRect];
-}
-
-- (void)resetCursorRects {
-	[super resetCursorRects];
-	[self addCursorRect:self.bounds cursor:currentCursor];
-}
-
-- (void)viewDidEndLiveResize
-{
-	[super viewDidEndLiveResize];
-	if(img)
-		resizeimg();
-}
-
-- (void)viewDidChangeBackingProperties
-{
-	[super viewDidChangeBackingProperties];
-	if(img)
-		resizeimg();
-}
-
-// conforms to protocol NSTextInputClient
-- (BOOL)hasMarkedText
-{
-	LOG(@"hasMarkedText");
-	return _markedRange.location != NSNotFound;
-}
-- (NSRange)markedRange
-{
-	LOG(@"markedRange");
-	return _markedRange;
-}
-- (NSRange)selectedRange
-{
-	LOG(@"selectedRange");
-	return _selectedRange;
-}
-- (void)setMarkedText:(id)string
-	selectedRange:(NSRange)sRange
-	replacementRange:(NSRange)rRange
-{
-	NSString *str;
-
-	LOG(@"setMarkedText: %@ (%ld, %ld) (%ld, %ld)", string,
-		sRange.location, sRange.length,
-		rRange.location, rRange.length);
-
-	[self clearInput];
-
-	if([string isKindOfClass:[NSAttributedString class]])
-		str = [string string];
-	else
-		str = string;
-
-	if(rRange.location == NSNotFound){
-		if(_markedRange.location != NSNotFound){
-			rRange = _markedRange;
-		}else{
-			rRange = _selectedRange;
-		}
-	}
-
-	if(str.length == 0){
-		[_tmpText deleteCharactersInRange:rRange];
-		[self unmarkText];
-	}else{
-		_markedRange = NSMakeRange(rRange.location, str.length);
-		[_tmpText replaceCharactersInRange:rRange withString:str];
-	}
-	_selectedRange.location = rRange.location + sRange.location;
-	_selectedRange.length = sRange.length;
-
-	if(_tmpText.length){
-		uint i;
-		LOG(@"text length %ld", _tmpText.length);
-		for(i = 0; i <= _tmpText.length; ++i){
-			if(i == _markedRange.location)
-				keystroke('[');
-			if(_selectedRange.length){
-				if(i == _selectedRange.location)
-					keystroke('{');
-				if(i == NSMaxRange(_selectedRange))
-					keystroke('}');
-				}
-			if(i == NSMaxRange(_markedRange))
-				keystroke(']');
-			if(i < _tmpText.length)
-				keystroke([_tmpText characterAtIndex:i]);
-		}
-		int l;
-		l = 1 + _tmpText.length - NSMaxRange(_selectedRange)
-			+ (_selectedRange.length > 0);
-		LOG(@"move left %d", l);
-		for(i = 0; i < l; ++i)
-			keystroke(Kleft);
-	}
-
-	LOG(@"text: \"%@\"  (%ld,%ld)  (%ld,%ld)", _tmpText,
-		_markedRange.location, _markedRange.length,
-		_selectedRange.location, _selectedRange.length);
-}
-- (void)unmarkText
-{
-	//NSUInteger i;
-	NSUInteger len;
-
-	LOG(@"unmarkText");
-	len = [_tmpText length];
-	//for(i = 0; i < len; ++i)
-	//	keystroke([_tmpText characterAtIndex:i]);
-	[_tmpText deleteCharactersInRange:NSMakeRange(0, len)];
-	_markedRange = NSMakeRange(NSNotFound, 0);
-	_selectedRange = NSMakeRange(0, 0);
-}
-- (NSArray<NSAttributedStringKey> *)validAttributesForMarkedText
-{
-	LOG(@"validAttributesForMarkedText");
-	return @[];
-}
-- (NSAttributedString *)attributedSubstringForProposedRange:(NSRange)r
-	actualRange:(NSRangePointer)actualRange
-{
-	NSRange sr;
-	NSAttributedString *s;
-
-	LOG(@"attributedSubstringForProposedRange: (%ld, %ld) (%ld, %ld)",
-		r.location, r.length, actualRange->location, actualRange->length);
-	sr = NSMakeRange(0, [_tmpText length]);
-	sr = NSIntersectionRange(sr, r);
-	if(actualRange)
-		*actualRange = sr;
-	LOG(@"use range: %ld, %ld", sr.location, sr.length);
-	s = nil;
-	if(sr.length)
-		s = [[NSAttributedString alloc]
-			initWithString:[_tmpText substringWithRange:sr]];
-	LOG(@"	return %@", s);
-	return s;
-}
-- (void)insertText:(id)s
-	replacementRange:(NSRange)r
-{
-	NSUInteger i;
-	NSUInteger len;
-
-	LOG(@"insertText: %@ replacementRange: %ld, %ld", s, r.location, r.length);
-
-	[self clearInput];
-
-	len = [s length];
-	for(i = 0; i < len; ++i)
-		keystroke([s characterAtIndex:i]);
-	[_tmpText deleteCharactersInRange:NSMakeRange(0, _tmpText.length)];
-	_markedRange = NSMakeRange(NSNotFound, 0);
-	_selectedRange = NSMakeRange(0, 0);
-}
-- (NSUInteger)characterIndexForPoint:(NSPoint)point
-{
-	LOG(@"characterIndexForPoint: %g, %g", point.x, point.y);
-	return 0;
-}
-- (NSRect)firstRectForCharacterRange:(NSRange)r
-	actualRange:(NSRangePointer)actualRange
-{
-	LOG(@"firstRectForCharacterRange: (%ld, %ld) (%ld, %ld)",
-		r.location, r.length, actualRange->location, actualRange->length);
-	if(actualRange)
-		*actualRange = r;
-	return [[self window] convertRectToScreen:_lastInputRect];
-}
-- (void)doCommandBySelector:(SEL)s
-{
-	NSEvent *e;
-	NSEventModifierFlags m;
-	uint c, k;
-
-	LOG(@"doCommandBySelector (%@)", NSStringFromSelector(s));
-
-	e = [NSApp currentEvent];
-	c = [[e characters] characterAtIndex:0];
-	k = keycvt(c);
-	LOG(@"keyDown: character0: 0x%x -> 0x%x", c, k);
-	m = [e modifierFlags];
-
-	if(m & NSEventModifierFlagCommand){
-		if((m & NSEventModifierFlagShift) && 'a' <= k && k <= 'z')
-			k += 'A' - 'a';
-		if(' '<=k && k<='~')
-			k += Kcmd;
-	}
-	if(k>0)
-		keystroke(k);
-}
-
-// Helper for managing input rect approximately
-- (void)resetLastInputRect
-{
-	LOG(@"resetLastInputRect");
-	_lastInputRect.origin.x = 0.0;
-	_lastInputRect.origin.y = 0.0;
-	_lastInputRect.size.width = 0.0;
-	_lastInputRect.size.height = 0.0;
-}
-
-- (void)enlargeLastInputRect:(NSRect)r
-{
-	r.origin.y = [self bounds].size.height - r.origin.y - r.size.height;
-	_lastInputRect = NSUnionRect(_lastInputRect, r);
-	LOG(@"update last input rect (%g, %g, %g, %g)",
-		_lastInputRect.origin.x, _lastInputRect.origin.y,
-		_lastInputRect.size.width, _lastInputRect.size.height);
-}
-
-- (void)clearInput
-{
-	if(_tmpText.length){
-		uint i;
-		int l;
-		l = 1 + _tmpText.length - NSMaxRange(_selectedRange)
-			+ (_selectedRange.length > 0);
-		LOG(@"move right %d", l);
-		for(i = 0; i < l; ++i)
-			keystroke(Kright);
-		l = _tmpText.length+2+2*(_selectedRange.length > 0);
-		LOG(@"backspace %d", l);
-		for(uint i = 0; i < l; ++i)
-			keystroke(Kbs);
-	}
-}
-
-@end
-
-@implementation DrawLayer
-
-- (void)display
-{
-	id<MTLCommandBuffer> cbuf;
-	id<MTLBlitCommandEncoder> blit;
-
-	LOG(@"display");
-
-	cbuf = [commandQueue commandBuffer];
-
-	LOG(@"display query drawable");
-
-@autoreleasepool{
-	id<CAMetalDrawable> drawable;
-
-	drawable = [layer nextDrawable];
-	if(!drawable){
-		LOG(@"display couldn't get drawable");
-		[self setNeedsDisplay];
-		return;
-	}
-
-	LOG(@"display got drawable");
-
-	blit = [cbuf blitCommandEncoder];
-	[blit copyFromTexture:texture
-		sourceSlice:0
-		sourceLevel:0
-		sourceOrigin:MTLOriginMake(0, 0, 0)
-		sourceSize:MTLSizeMake(texture.width, texture.height, texture.depth)
-		toTexture:drawable.texture
-		destinationSlice:0
-		destinationLevel:0
-		destinationOrigin:MTLOriginMake(0, 0, 0)];
-	[blit endEncoding];
-
-	[cbuf presentDrawable:drawable];
-	drawable = nil;
-}
-	[cbuf addCompletedHandler:^(id<MTLCommandBuffer> cmdBuff){
-		if(cmdBuff.error){
-			NSLog(@"command buffer finished with error: %@",
-				cmdBuff.error.localizedDescription);
-		}else
-			LOG(@"command buffer finishes present drawable");
-	}];
-	[cbuf commit];
-
-	LOG(@"display commit");
-}
-
-@end
-
-static uint
-msec(void)
-{
-	return nsec()/1000000;
-}
-
-static uint
-keycvt(uint code)
-{
-	switch(code){
-	case '\r': return '\n';
-	case 127: return '\b';
-	case NSUpArrowFunctionKey: return Kup;
-	case NSDownArrowFunctionKey: return Kdown;
-	case NSLeftArrowFunctionKey: return Kleft;
-	case NSRightArrowFunctionKey: return Kright;
-	case NSInsertFunctionKey: return Kins;
-	case NSDeleteFunctionKey: return Kdel;
-	case NSHomeFunctionKey: return Khome;
-	case NSEndFunctionKey: return Kend;
-	case NSPageUpFunctionKey: return Kpgup;
-	case NSPageDownFunctionKey: return Kpgdown;
-	case NSF1FunctionKey: return KF|1;
-	case NSF2FunctionKey: return KF|2;
-	case NSF3FunctionKey: return KF|3;
-	case NSF4FunctionKey: return KF|4;
-	case NSF5FunctionKey: return KF|5;
-	case NSF6FunctionKey: return KF|6;
-	case NSF7FunctionKey: return KF|7;
-	case NSF8FunctionKey: return KF|8;
-	case NSF9FunctionKey: return KF|9;
-	case NSF10FunctionKey: return KF|10;
-	case NSF11FunctionKey: return KF|11;
-	case NSF12FunctionKey: return KF|12;
-	case NSBeginFunctionKey:
-	case NSPrintScreenFunctionKey:
-	case NSScrollLockFunctionKey:
-	case NSF13FunctionKey:
-	case NSF14FunctionKey:
-	case NSF15FunctionKey:
-	case NSF16FunctionKey:
-	case NSF17FunctionKey:
-	case NSF18FunctionKey:
-	case NSF19FunctionKey:
-	case NSF20FunctionKey:
-	case NSF21FunctionKey:
-	case NSF22FunctionKey:
-	case NSF23FunctionKey:
-	case NSF24FunctionKey:
-	case NSF25FunctionKey:
-	case NSF26FunctionKey:
-	case NSF27FunctionKey:
-	case NSF28FunctionKey:
-	case NSF29FunctionKey:
-	case NSF30FunctionKey:
-	case NSF31FunctionKey:
-	case NSF32FunctionKey:
-	case NSF33FunctionKey:
-	case NSF34FunctionKey:
-	case NSF35FunctionKey:
-	case NSPauseFunctionKey:
-	case NSSysReqFunctionKey:
-	case NSBreakFunctionKey:
-	case NSResetFunctionKey:
-	case NSStopFunctionKey:
-	case NSMenuFunctionKey:
-	case NSUserFunctionKey:
-	case NSSystemFunctionKey:
-	case NSPrintFunctionKey:
-	case NSClearLineFunctionKey:
-	case NSClearDisplayFunctionKey:
-	case NSInsertLineFunctionKey:
-	case NSDeleteLineFunctionKey:
-	case NSInsertCharFunctionKey:
-	case NSDeleteCharFunctionKey:
-	case NSPrevFunctionKey:
-	case NSNextFunctionKey:
-	case NSSelectFunctionKey:
-	case NSExecuteFunctionKey:
-	case NSUndoFunctionKey:
-	case NSRedoFunctionKey:
-	case NSFindFunctionKey:
-	case NSHelpFunctionKey:
-	case NSModeSwitchFunctionKey: return 0;
-	default: return code;
-	}
-}
-
-Memimage*
-attachscreen(char *label, char *winsize)
-{
-	LOG(@"attachscreen(%s, %s)", label, winsize);
-	[AppDelegate
-		performSelectorOnMainThread:@selector(makewin:)
-		withObject:[NSValue valueWithPointer:winsize]
-		waitUntilDone:YES];
-	kicklabel(label);
-	setcursor(nil, nil);
-	mouseresized = 0;
-	return initimg();
-}
-
-static Memimage*
-initimg(void)
-{
-@autoreleasepool{
-	CGFloat scale;
-	NSSize size;
-	MTLTextureDescriptor *textureDesc;
-
-	size = [myContent convertSizeToBacking:[myContent bounds].size];
-	mouserect = Rect(0, 0, size.width, size.height);
-
-	LOG(@"initimg %.0f %.0f", size.width, size.height);
-
-	img = allocmemimage(mouserect, XRGB32);
-	if(img == nil)
-		panic("allocmemimage: %r");
-	if(img->data == nil)
-		panic("img->data == nil");
-
-	textureDesc = [MTLTextureDescriptor
-		texture2DDescriptorWithPixelFormat:MTLPixelFormatBGRA8Unorm
-		width:size.width
-		height:size.height
-		mipmapped:NO];
-	textureDesc.allowGPUOptimizedContents = YES;
-	textureDesc.usage = MTLTextureUsageShaderRead;
-	textureDesc.cpuCacheMode = MTLCPUCacheModeWriteCombined;
-	texture = [device newTextureWithDescriptor:textureDesc];
-
-	scale = [win backingScaleFactor];
-	[layer setDrawableSize:size];
-	[layer setContentsScale:scale];
-
-	// NOTE: This is not really the display DPI.
-	// On retina, scale is 2; otherwise it is 1.
-	// This formula gives us 220 for retina, 110 otherwise.
-	// That's not quite right but it's close to correct.
-	// https://en.wikipedia.org/wiki/Retina_display#Models
-	displaydpi = scale * 110;
-}
-	LOG(@"initimg return");
-
-	return img;
-}
-
-void
-_flushmemscreen(Rectangle r)
-{
-	LOG(@"_flushmemscreen(%d,%d,%d,%d)", r.min.x, r.min.y, Dx(r), Dy(r));
-	if(!rectinrect(r, Rect(0, 0, texture.width, texture.height))){
-		LOG(@"Rectangle is out of bounds, return.");
-		return;
-	}
-
-	@autoreleasepool{
-		[texture
-			replaceRegion:MTLRegionMake2D(r.min.x, r.min.y, Dx(r), Dy(r))
-			mipmapLevel:0
-			withBytes:byteaddr(img, Pt(r.min.x, r.min.y))
-			bytesPerRow:img->width*sizeof(u32int)];
-		[AppDelegate
-			performSelectorOnMainThread:@selector(callsetNeedsDisplayInRect:)
-			withObject:[NSValue valueWithRect:NSMakeRect(r.min.x, r.min.y, Dx(r), Dy(r))]
-			waitUntilDone:NO];
-	}
-}
-
-void
-setmouse(Point p)
-{
-	@autoreleasepool{
-		NSPoint q;
-
-		LOG(@"setmouse(%d,%d)", p.x, p.y);
-		q = [win convertPointFromBacking:NSMakePoint(p.x, p.y)];
-		LOG(@"(%g, %g) <- fromBacking", q.x, q.y);
-		q = [myContent convertPoint:q toView:nil];
-		LOG(@"(%g, %g) <- toWindow", q.x, q.y);
-		q = [win convertPointToScreen:q];
-		LOG(@"(%g, %g) <- toScreen", q.x, q.y);
-		// Quartz has the origin of the "global display
-		// coordinate space" at the top left of the primary
-		// screen with y increasing downward, while Cocoa has
-		// the origin at the bottom left of the primary screen
-		// with y increasing upward.  We flip the coordinate
-		// with a negative sign and shift upward by the height
-		// of the primary screen.
-		q.y = NSScreen.screens[0].frame.size.height - q.y;
-		LOG(@"(%g, %g) <- setmouse", q.x, q.y);
-		CGWarpMouseCursorPosition(NSPointToCGPoint(q));
-		CGAssociateMouseAndMouseCursorPosition(true);
-	}
-}
-
-char*
-getsnarf(void)
-{
-	NSPasteboard *pb;
-	NSString *s;
-
-	@autoreleasepool{
-		pb = [NSPasteboard generalPasteboard];
-
-		qlock(&snarfl);
-		s = [pb stringForType:NSPasteboardTypeString];
-		qunlock(&snarfl);
-
-		if(s)
-			return strdup((char *)[s UTF8String]);
-		else
-			return nil;
-	}
-}
-
-void
-putsnarf(char *s)
-{
-	NSArray *t;
-	NSPasteboard *pb;
-	NSString *str;
-
-	if(strlen(s) >= SnarfSize)
-		return;
-
-	@autoreleasepool{
-		t = [NSArray arrayWithObject:NSPasteboardTypeString];
-		pb = [NSPasteboard generalPasteboard];
-		str = [[NSString alloc] initWithUTF8String:s];
-
-		qlock(&snarfl);
-		[pb declareTypes:t owner:nil];
-		[pb setString:str forType:NSPasteboardTypeString];
-		qunlock(&snarfl);
-	}
-}
-
-void
-kicklabel(char *label)
-{
-	NSString *s;
-
-	LOG(@"kicklabel(%s)", label);
-	if(label == nil)
-		return;
-
-	@autoreleasepool{
-		s = [[NSString alloc] initWithUTF8String:label];
-		[AppDelegate
-			performSelectorOnMainThread:@selector(callkicklabel:)
-			withObject:s
-			waitUntilDone:NO];
-	}
-}
-
-void
-setcursor(Cursor *c, Cursor2 *c2)
-{
-	Cursors cs;
-	
-	cs.c = c;
-	cs.c2 = c2;
-
-	[AppDelegate
-		performSelectorOnMainThread:@selector(callsetcursor:)
-		withObject:[NSValue valueWithPointer:&cs]
-		waitUntilDone:YES];
-}
-
-void
-topwin(void)
-{
-	[win
-		performSelectorOnMainThread:
-		@selector(makeKeyAndOrderFront:)
-		withObject:nil
-		waitUntilDone:YES];
-
-	[NSApp activateIgnoringOtherApps:YES];
-}
-
-void
-resizeimg(void)
-{
-	zlock();
-	_drawreplacescreenimage(initimg());
-
-	mouseresized = 1;
-	zunlock();
-	[myContent sendmouse:0];
-}
-
-void
-resizewindow(Rectangle r)
-{
-	LOG(@"resizewindow %d %d %d %d", r.min.x, r.min.y, Dx(r), Dy(r));
-	dispatch_async(dispatch_get_main_queue(), ^(void){
-		NSSize s;
-
-		s = [myContent convertSizeFromBacking:NSMakeSize(Dx(r), Dy(r))];
-		[win setContentSize:s];
-	});
-}
-
-static void
-setprocname(const char *s)
-{
-  CFStringRef process_name;
-
-  process_name = CFStringCreateWithBytes(nil, (uchar*)s, strlen(s), kCFStringEncodingUTF8, false);
-
-  // Adapted from Chrome's mac_util.mm.
-  // http://src.chromium.org/viewvc/chrome/trunk/src/base/mac/mac_util.mm
-  //
-  // Copyright (c) 2012 The Chromium Authors. All rights reserved.
-  //
-  // Redistribution and use in source and binary forms, with or without
-  // modification, are permitted provided that the following conditions are
-  // met:
-  //
-  //    * Redistributions of source code must retain the above copyright
-  // notice, this list of conditions and the following disclaimer.
-  //    * Redistributions in binary form must reproduce the above
-  // copyright notice, this list of conditions and the following disclaimer
-  // in the documentation and/or other materials provided with the
-  // distribution.
-  //    * Neither the name of Google Inc. nor the names of its
-  // contributors may be used to endorse or promote products derived from
-  // this software without specific prior written permission.
-  //
-  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-  // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-  // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-  // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-  // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-  // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-  // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-  // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-  // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  // Warning: here be dragons! This is SPI reverse-engineered from WebKit's
-  // plugin host, and could break at any time (although realistically it's only
-  // likely to break in a new major release).
-  // When 10.7 is available, check that this still works, and update this
-  // comment for 10.8.
-
-  // Private CFType used in these LaunchServices calls.
-  typedef CFTypeRef PrivateLSASN;
-  typedef PrivateLSASN (*LSGetCurrentApplicationASNType)();
-  typedef OSStatus (*LSSetApplicationInformationItemType)(int, PrivateLSASN,
-                                                          CFStringRef,
-                                                          CFStringRef,
-                                                          CFDictionaryRef*);
-
-  static LSGetCurrentApplicationASNType ls_get_current_application_asn_func =
-      NULL;
-  static LSSetApplicationInformationItemType
-      ls_set_application_information_item_func = NULL;
-  static CFStringRef ls_display_name_key = NULL;
-
-  static bool did_symbol_lookup = false;
-  if (!did_symbol_lookup) {
-    did_symbol_lookup = true;
-    CFBundleRef launch_services_bundle =
-        CFBundleGetBundleWithIdentifier(CFSTR("com.apple.LaunchServices"));
-    if (!launch_services_bundle) {
-      fprint(2, "Failed to look up LaunchServices bundle\n");
-      return;
-    }
-
-    ls_get_current_application_asn_func =
-        (LSGetCurrentApplicationASNType)(
-            CFBundleGetFunctionPointerForName(
-                launch_services_bundle, CFSTR("_LSGetCurrentApplicationASN")));
-    if (!ls_get_current_application_asn_func)
-      fprint(2, "Could not find _LSGetCurrentApplicationASN\n");
-
-    ls_set_application_information_item_func =
-        (LSSetApplicationInformationItemType)(
-            CFBundleGetFunctionPointerForName(
-                launch_services_bundle,
-                CFSTR("_LSSetApplicationInformationItem")));
-    if (!ls_set_application_information_item_func)
-      fprint(2, "Could not find _LSSetApplicationInformationItem\n");
-
-    CFStringRef* key_pointer = (CFStringRef*)(
-        CFBundleGetDataPointerForName(launch_services_bundle,
-                                      CFSTR("_kLSDisplayNameKey")));
-    ls_display_name_key = key_pointer ? *key_pointer : NULL;
-    if (!ls_display_name_key)
-      fprint(2, "Could not find _kLSDisplayNameKey\n");
-
-    // Internally, this call relies on the Mach ports that are started up by the
-    // Carbon Process Manager.  In debug builds this usually happens due to how
-    // the logging layers are started up; but in release, it isn't started in as
-    // much of a defined order.  So if the symbols had to be loaded, go ahead
-    // and force a call to make sure the manager has been initialized and hence
-    // the ports are opened.
-    ProcessSerialNumber psn;
-    GetCurrentProcess(&psn);
-  }
-  if (!ls_get_current_application_asn_func ||
-      !ls_set_application_information_item_func ||
-      !ls_display_name_key) {
-    return;
-  }
-
-  PrivateLSASN asn = ls_get_current_application_asn_func();
-  // Constant used by WebKit; what exactly it means is unknown.
-  const int magic_session_constant = -2;
-  OSErr err =
-      ls_set_application_information_item_func(magic_session_constant, asn,
-                                               ls_display_name_key,
-                                               process_name,
-                                               NULL /* optional out param */);
-  if(err != noErr)
-    fprint(2, "Call to set process name failed\n");
-}