diff --git a/winforms/alloc.c b/winforms/alloc.c
deleted file mode 100644
index f76e7dcc..00000000
--- a/winforms/alloc.c
+++ /dev/null
@@ -1,93 +0,0 @@
-// 4 december 2014
-#ifdef __cplusplus
-#error msbuild is being dumb and making this a C++ file
-#endif
-#include "unmanaged.h"
-#include <stdio.h>
-
-// wrappers for allocator of choice
-// panics on memory exhausted, undefined on heap corruption or other unreliably-detected malady (see http://stackoverflow.com/questions/28761680/is-there-a-windows-api-memory-allocator-deallocator-i-can-use-that-will-just-giv)
-// new memory is set to zero
-// passing NULL to tableRealloc() acts like tableAlloc()
-// passing NULL to tableFree() is a no-op
-
-static HANDLE heap;
-
-int initAlloc(void)
-{
-	heap = HeapCreate(0, 0, 0);
-	return heap != NULL;
-}
-
-#define UINT8(p) ((uint8_t *) (p))
-#define PVOID(p) ((void *) (p))
-#define EXTRA (sizeof (const char **))
-#define DATA(p) PVOID(UINT8(p) + EXTRA)
-#define BASE(p) PVOID(UINT8(p) - EXTRA)
-#define CCHAR(p) ((const char **) (p))
-#define TYPE(p) CCHAR(UINT8(p))
-
-void uninitAlloc(void)
-{
-	BOOL hasEntry;
-	PROCESS_HEAP_ENTRY phe;
-	DWORD le;
-
-	hasEntry = FALSE;
-	ZeroMemory(&phe, sizeof (PROCESS_HEAP_ENTRY));
-	while (HeapWalk(heap, &phe) != 0) {
-		// skip non-allocations
-		if ((phe.wFlags & PROCESS_HEAP_ENTRY_BUSY) == 0)
-			continue;
-		if (!hasEntry) {
-			fprintf(stderr, "[libui] leaked allocations:\n");
-			hasEntry = TRUE;
-		}
-		fprintf(stderr, "[libui] %p %s\n", phe.lpData, *TYPE(phe.lpData));
-	}
-	le = GetLastError();
-	SetLastError(le);		// just in case
-	if (le != ERROR_NO_MORE_ITEMS)
-		logLastError("error walking heap in uninitAlloc()");
-	if (hasEntry)
-		complain("either you left something around or there's a bug in libui");
-	if (HeapDestroy(heap) == 0)
-		logLastError("error destroying heap in uninitAlloc()");
-}
-
-void *uiAlloc(size_t size, const char *type)
-{
-	void *out;
-
-	out = HeapAlloc(heap, HEAP_ZERO_MEMORY, EXTRA + size);
-	if (out == NULL) {
-		fprintf(stderr, "memory exhausted in uiAlloc()\n");
-		abort();
-	}
-	*TYPE(out) = type;
-	return DATA(out);
-}
-
-void *uiRealloc(void *p, size_t size, const char *type)
-{
-	void *out;
-
-	if (p == NULL)
-		return uiAlloc(size, type);
-	p = BASE(p);
-	out = HeapReAlloc(heap, HEAP_ZERO_MEMORY, p, EXTRA + size);
-	if (out == NULL) {
-		fprintf(stderr, "memory exhausted in uiRealloc()\n");
-		abort();
-	}
-	return DATA(out);
-}
-
-void uiFree(void *p)
-{
-	if (p == NULL)
-		complain("attempt to uiFree(NULL); there's a bug somewhere");
-	p = BASE(p);
-	if (HeapFree(heap, 0, p) == 0)
-		logLastError("error freeing memory in uiFree()");
-}
diff --git a/winforms/area.cpp b/winforms/area.cpp
deleted file mode 100644
index 247cb34c..00000000
--- a/winforms/area.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiArea {
-	uiWindowsControl c;
-	DUMMY dummy;
-	uiAreaHandler *ah;
-};
-
-uiWindowsDefineControl(
-	uiArea,								// type name
-	uiAreaType,							// type function
-	dummy								// handle
-)
-
-void uiAreaUpdateScroll(uiArea *a)
-{
-	// TODO
-}
-
-void uiAreaQueueRedrawAll(uiArea *a)
-{
-	// TODO
-}
-
-uiArea *uiNewArea(uiAreaHandler *ah)
-{
-	uiArea *a;
-
-	a = (uiArea *) uiNewControl(uiAreaType());
-
-	a->ah = ah;
-
-	a->dummy = mkdummy(L"uiArea");
-
-	uiWindowsFinishNewControl(a, uiArea, dummy);
-
-	return a;
-}
diff --git a/winforms/box.cpp b/winforms/box.cpp
deleted file mode 100644
index b81f0b30..00000000
--- a/winforms/box.cpp
+++ /dev/null
@@ -1,195 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-using namespace System::Collections::Generic;
-
-// TODO
-// - save Alignment of children?
-// - SnapsToDevicePixels? http://stackoverflow.com/questions/10718985/grid-border-gap-between-cells
-
-ref class boxChild {
-public:
-	uiControl *c;
-	Border ^border;
-	int stretchy;
-};
-
-struct uiBox {
-	uiWindowsControl c;
-	// we could've used StackPanel but that doesn't care about available size
-	gcroot<Grid ^> *grid;
-	gcroot<List<boxChild ^> ^> *children;
-	int vertical;
-	int padded;
-};
-
-static void onDestroy(uiBox *b);
-
-uiWindowsDefineControlWithOnDestroy(
-	uiBox,								// type name
-	uiBoxType,							// type function
-	grid,									// handle
-	onDestroy(hthis);						// on destroy
-)
-
-static void onDestroy(uiBox *b)
-{
-	List<boxChild ^> ^children;
-
-	children = *(b->children);
-	while (children->Count != 0) {
-		children[0]->border->Child = nullptr;
-		uiControlSetParent(children[0]->c, NULL);
-		uiControlDestroy(children[0]->c);
-		children->RemoveAt(0);
-	}
-	delete b->children;
-}
-
-static void boxContainerUpdateState(uiControl *c)
-{
-	uiBox *b = uiBox(c);
-	List<boxChild ^> ^children;
-	int i;
-
-	children = *(b->children);
-	for (i = 0; i < children->Count; i++)
-		controlUpdateState(children[i]->c);
-}
-
-// Grid unfortunately does not have a way to set the spacing between rows and columns.
-// This means we have to do padding ourselves.
-// TODO this doesn't work right for visibility purposes
-static void resetMargins(uiBox *b)
-{
-	double paddingUnit;
-	Thickness first;
-	Thickness after;
-	List<boxChild ^> ^children;
-	int i;
-
-	children = *(b->children);
-	if (children->Count == 0)
-		return;
-
-	paddingUnit = 0;
-	if (b->padded)
-		paddingUnit = 5;
-	first = Thickness(0, 0, 0, 0);
-	after = Thickness(paddingUnit, 0, 0, 0);
-	if (b->vertical)
-		after = Thickness(0, paddingUnit, 0, 0);
-
-	// TODO padding?
-	children[0]->border->Margin = first;
-	for (i = 1; i < children->Count; i++)
-		children[i]->border->Margin = after;
-}
-
-void uiBoxAppend(uiBox *b, uiControl *c, int stretchy)
-{
-	Grid ^g;
-	boxChild ^bc;
-	int pos;
-
-	bc = gcnew boxChild();
-	bc->c = c;
-	bc->border = gcnew Border();
-	bc->stretchy = stretchy;
-
-	bc->border->Child = genericHandle(bc->c);
-
-	g = *(b->grid);
-
-	// get position before adding the child so that we get the right count value
-	pos = g->ColumnDefinitions->Count;
-	if (b->vertical)
-		pos = g->RowDefinitions->Count;
-
-	g->Children->Add(bc->border);
-
-	if (b->vertical) {
-		g->SetRow(bc->border, pos);
-		g->SetColumn(bc->border, 0);
-		// apparently we have to do this ourselves...
-		g->RowDefinitions->Add(gcnew RowDefinition());
-		if (bc->stretchy)
-			g->RowDefinitions[pos]->Height = GridLength(1, GridUnitType::Star);
-		else
-			g->RowDefinitions[pos]->Height = GridLength(1, GridUnitType::Auto);
-	} else {
-		g->SetRow(bc->border, 0);
-		g->SetColumn(bc->border, pos);
-		g->ColumnDefinitions->Add(gcnew ColumnDefinition());
-		if (bc->stretchy)
-			g->ColumnDefinitions[pos]->Width = GridLength(1, GridUnitType::Star);
-		else
-			g->ColumnDefinitions[pos]->Width = GridLength(1, GridUnitType::Auto);
-	}
-
-	uiControlSetParent(bc->c, uiControl(b));
-	(*(b->children))->Add(bc);
-	resetMargins(b);
-}
-
-void uiBoxDelete(uiBox *b, uintmax_t index)
-{
-	boxChild ^bc;
-	List<boxChild ^> ^children;
-
-	children = *(b->children);
-	bc = children[index];
-	children->RemoveAt(index);
-	uiControlSetParent(bc->c, NULL);
-	bc->border->Child = nullptr;
-	(*(b->grid))->Children->RemoveAt(index);
-	resetMargins(b);
-}
-
-int uiBoxPadded(uiBox *b)
-{
-	return b->padded;
-}
-
-void uiBoxSetPadded(uiBox *b, int padded)
-{
-	b->padded = padded;
-	resetMargins(b);
-}
-
-static uiBox *finishNewBox(int vertical)
-{
-	uiBox *b;
-
-	b = (uiBox *) uiNewControl(uiBoxType());
-
-	b->grid = new gcroot<Grid ^>();
-	*(b->grid) = gcnew Grid();
-
-	b->vertical = vertical;
-	if (b->vertical) {
-		(*(b->grid))->ColumnDefinitions->Add(gcnew ColumnDefinition());
-		(*(b->grid))->ColumnDefinitions[0]->Width = GridLength(1, GridUnitType::Star);
-	} else {
-		(*(b->grid))->RowDefinitions->Add(gcnew RowDefinition());
-		(*(b->grid))->RowDefinitions[0]->Height = GridLength(1, GridUnitType::Star);
-	}
-
-	b->children = new gcroot<List<boxChild ^> ^>();
-	*(b->children) = gcnew List<boxChild ^>();
-
-	uiWindowsFinishNewControl(b, uiBox, grid);
-	uiControl(b)->ContainerUpdateState = boxContainerUpdateState;
-
-	return b;
-}
-
-uiBox *uiNewHorizontalBox(void)
-{
-	return finishNewBox(0);
-}
-
-uiBox *uiNewVerticalBox(void)
-{
-	return finishNewBox(1);
-}
diff --git a/winforms/button.cpp b/winforms/button.cpp
deleted file mode 100644
index 16fccdf9..00000000
--- a/winforms/button.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-// 25 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiButton {
-	uiWindowsControl c;
-	gcroot<Button ^> *button;
-	void (*onClicked)(uiButton *, void *);
-	void *onClickedData;
-};
-
-uiWindowsDefineControl(
-	uiButton,								// type name
-	uiButtonType,							// type function
-	button								// handle
-)
-
-static void defaultOnClicked(uiButton *b, void *data)
-{
-	// do nothing
-}
-
-char *uiButtonText(uiButton *b)
-{
-	String ^text;
-
-	// TOOD bad cast?
-	text = (String ^) ((*(b->button))->Content);
-	return uiWindowsCLRStringToText(text);
-}
-
-void uiButtonSetText(uiButton *b, const char *text)
-{
-	(*(b->button))->Content = fromUTF8(text);
-}
-
-void uiButtonOnClicked(uiButton *b, void (*f)(uiButton *b, void *data), void *data)
-{
-	b->onClicked = f;
-	b->onClickedData = data;
-}
-
-uiButton *uiNewButton(const char *text)
-{
-	uiButton *b;
-
-	b = (uiButton *) uiNewControl(uiButtonType());
-
-	b->button = new gcroot<Button ^>();
-	*(b->button) = gcnew Button();
-	(*(b->button))->Content = fromUTF8(text);
-
-	// TODO hook up events
-	uiButtonOnClicked(b, defaultOnClicked, NULL);
-
-	uiWindowsFinishNewControl(b, uiButton, button);
-
-	return b;
-}
diff --git a/winforms/checkbox.cpp b/winforms/checkbox.cpp
deleted file mode 100644
index d2b23794..00000000
--- a/winforms/checkbox.cpp
+++ /dev/null
@@ -1,71 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiCheckbox {
-	uiWindowsControl c;
-	gcroot<CheckBox ^> *checkbox;
-	void (*onToggled)(uiCheckbox *, void *);
-	void *onToggledData;
-};
-
-uiWindowsDefineControl(
-	uiCheckbox,							// type name
-	uiCheckboxType,						// type function
-	checkbox								// handle
-)
-
-static void defaultOnToggled(uiCheckbox *c, void *data)
-{
-	// do nothing
-}
-
-char *uiCheckboxText(uiCheckbox *c)
-{
-	String ^text;
-
-	// TOOD bad cast?
-	text = (String ^) ((*(c->checkbox))->Content);
-	return uiWindowsCLRStringToText(text);
-}
-
-void uiCheckboxSetText(uiCheckbox *c, const char *text)
-{
-	(*(c->checkbox))->Content = fromUTF8(text);
-}
-
-void uiCheckboxOnToggled(uiCheckbox *c, void (*f)(uiCheckbox *c, void *data), void *data)
-{
-	c->onToggled = f;
-	c->onToggledData = data;
-}
-
-int uiCheckboxChecked(uiCheckbox *c)
-{
-	return (*(c->checkbox))->IsChecked.Value != false;
-}
-
-void uiCheckboxSetChecked(uiCheckbox *c, int checked)
-{
-	bool value;
-
-	value = checked != 0;
-	// TODO does this trigger an event?
-	(*(c->checkbox))->IsChecked = value;
-}
-
-uiCheckbox *uiNewCheckbox(const char *text)
-{
-	uiCheckbox *c;
-
-	c = (uiCheckbox *) uiNewControl(uiCheckboxType());
-
-	c->checkbox = new gcroot<CheckBox ^>();
-	*(c->checkbox) = gcnew CheckBox();
-	(*(c->checkbox))->Content = fromUTF8(text);
-
-	uiCheckboxOnToggled(c, defaultOnToggled, NULL);
-
-	uiWindowsFinishNewControl(c, uiCheckbox, checkbox);
-
-	return c;
-}
diff --git a/winforms/combobox.cpp b/winforms/combobox.cpp
deleted file mode 100644
index be4461da..00000000
--- a/winforms/combobox.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiCombobox {
-	uiWindowsControl c;
-	gcroot<ComboBox ^> *combobox;
-	void (*onSelected)(uiCombobox *, void *);
-	void *onSelectedData;
-};
-
-uiWindowsDefineControl(
-	uiCombobox,							// type name
-	uiComboboxType,						// type function
-	combobox							// handle
-)
-
-static void defaultOnSelected(uiCombobox *c, void *data)
-{
-	// do nothing
-}
-
-void uiComboboxAppend(uiCombobox *c, const char *text)
-{
-	(*(c->combobox))->Items->Add(fromUTF8(text));
-}
-
-intmax_t uiComboboxSelected(uiCombobox *c)
-{
-	// TODO what happens on an editable combobox?
-	return (*(c->combobox))->SelectedIndex;
-}
-
-void uiComboboxSetSelected(uiCombobox *c, intmax_t n)
-{
-	(*(c->combobox))->SelectedIndex = n;
-}
-
-void uiComboboxOnSelected(uiCombobox *c, void (*f)(uiCombobox *c, void *data), void *data)
-{
-	c->onSelected = f;
-	c->onSelectedData = data;
-}
-
-static uiCombobox *finishNewCombobox(bool editable)
-{
-	uiCombobox *c;
-
-	c = (uiCombobox *) uiNewControl(uiComboboxType());
-
-	c->combobox = new gcroot<ComboBox ^>();
-	*(c->combobox) = gcnew ComboBox();
-	(*(c->combobox))->IsEditable = editable;
-
-	uiComboboxOnSelected(c, defaultOnSelected, NULL);
-
-	uiWindowsFinishNewControl(c, uiCombobox, combobox);
-
-	return c;
-}
-
-uiCombobox *uiNewCombobox(void)
-{
-	return finishNewCombobox(false);
-}
-
-uiCombobox *uiNewEditableCombobox(void)
-{
-	return finishNewCombobox(true);
-}
diff --git a/winforms/control.cpp b/winforms/control.cpp
deleted file mode 100644
index b21526c3..00000000
--- a/winforms/control.cpp
+++ /dev/null
@@ -1,46 +0,0 @@
-// 16 august 2015
-#include "uipriv_winforms.hpp"
-
-static uintmax_t type_uiWindowsControl = 0;
-
-uintmax_t uiWindowsControlType(void)
-{
-	if (type_uiWindowsControl == 0)
-		type_uiWindowsControl = uiRegisterType("uiWindowsControl", uiControlType(), sizeof (uiWindowsControl));
-	return type_uiWindowsControl;
-}
-
-Control ^genericHandle(uiControl *c)
-{
-	gcroot<Control ^> *h;
-
-	h = (gcroot<Control ^> *) uiControlHandle(c);
-	return *h;
-}
-
-static void defaultCommitShow(uiControl *c)
-{
-	genericHandle(c)->Visibility = Visibility::Visible;
-}
-
-static void defaultCommitHide(uiControl *c)
-{
-	// TODO formally document this behavior (it's how GTK+ works)
-	genericHandle(c)->Visibility = Visibility::Collapsed;
-}
-
-void osCommitEnable(uiControl *c)
-{
-	genericHandle(c)->IsEnabled = true;
-}
-
-void osCommitDisable(uiControl *c)
-{
-	genericHandle(c)->IsEnabled = false;
-}
-
-void uiWindowsFinishControl(uiControl *c)
-{
-	c->CommitShow = defaultCommitShow;
-	c->CommitHide = defaultCommitHide;
-}
diff --git a/winforms/datetimepicker.cpp b/winforms/datetimepicker.cpp
deleted file mode 100644
index eebf822d..00000000
--- a/winforms/datetimepicker.cpp
+++ /dev/null
@@ -1,49 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-// TODO TODO TODO AVAILABLE SINCE 4.0 TODO TODO TODO
-
-struct uiDateTimePicker {
-	uiWindowsControl c;
-//	gcroot<DatePicker ^> *datePicker;
-	DUMMY dummy;
-};
-
-uiWindowsDefineControl(
-	uiDateTimePicker,						// type name
-	uiDateTimePickerType,					// type function
-//	datePicker							// handle
-	dummy								// handle
-)
-
-static uiDateTimePicker *finishNewDateTimePicker(/* TODO */)
-{
-	uiDateTimePicker *d;
-
-	d = (uiDateTimePicker *) uiNewControl(uiDateTimePickerType());
-
-/*	d->datePicker = new gcroot<DatePicker ^>();
-	*(d->datePicker) = gcnew DatePicker();
-	// TODO SelectedDateFormat
-*/
-	d->dummy = mkdummy(L"uiDatePicker");
-
-	uiWindowsFinishNewControl(d, uiDateTimePicker, dummy);//datePicker);
-
-	return d;
-}
-
-uiDateTimePicker *uiNewDateTimePicker(void)
-{
-	return finishNewDateTimePicker();
-}
-
-uiDateTimePicker *uiNewDatePicker(void)
-{
-	return finishNewDateTimePicker();
-}
-
-uiDateTimePicker *uiNewTimePicker(void)
-{
-	return finishNewDateTimePicker();
-}
diff --git a/winforms/debug.c b/winforms/debug.c
deleted file mode 100644
index 65a2f0c3..00000000
--- a/winforms/debug.c
+++ /dev/null
@@ -1,111 +0,0 @@
-// 25 february 2015
-#include "unmanaged.h"
-
-// uncomment the following line to enable debug messages
-#define tableDebug
-// uncomment the following line to halt on a debug message
-#define tableDebugStop
-
-#ifdef tableDebug
-
-#include <stdio.h>
-
-HRESULT logLastError(const char *context)
-{
-	DWORD le;
-	WCHAR *msg;
-	BOOL parenthesize = FALSE;
-	BOOL localFreeFailed = FALSE;
-	DWORD localFreeLastError;
-
-	le = GetLastError();
-	fprintf(stderr, "%s: ", context);
-	if (FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, le, 0, (LPWSTR) (&msg), 0, NULL) != 0) {
-		fprintf(stderr, "%S (", msg);
-		if (LocalFree(msg) != NULL) {
-			localFreeFailed = TRUE;
-			localFreeLastError = GetLastError();
-		}
-		parenthesize = TRUE;
-	}
-	fprintf(stderr, "GetLastError() == %I32u", le);
-	if (parenthesize)
-		fprintf(stderr, ")");
-	if (localFreeFailed)
-		fprintf(stderr, "; local free of system message failed with last error %I32u", localFreeLastError);
-	fprintf(stderr, "\n");
-#ifdef tableDebugStop
-	DebugBreak();
-#endif
-	SetLastError(le);
-	// a function does not have to set a last error
-	// if the last error we get is actually 0, then HRESULT_FROM_WIN32(0) will return S_OK (0 cast to an HRESULT, since 0 <= 0), which we don't want
-	// prevent this by returning E_FAIL, so the rest of the Table code doesn't barge onward
-	if (le == 0)
-		return E_FAIL;
-	return HRESULT_FROM_WIN32(le);
-}
-
-HRESULT logHRESULT(const char *context, HRESULT hr)
-{
-	WCHAR *msg;
-	BOOL parenthesize = FALSE;
-	BOOL localFreeFailed = FALSE;
-	DWORD localFreeLastError;
-
-	fprintf(stderr, "%s: ", context);
-	// this isn't technically documented, but everyone does it, including Microsoft (see the implementation of _com_error::ErrorMessage() in a copy of comdef.h that comes with the Windows DDK)
-	if (FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, (DWORD) hr, 0, (LPWSTR) (&msg), 0, NULL) != 0) {
-		fprintf(stderr, "%S (", msg);
-		if (LocalFree(msg) != NULL) {
-			localFreeFailed = TRUE;
-			localFreeLastError = GetLastError();
-		}
-		parenthesize = TRUE;
-	}
-	fprintf(stderr, "HRESULT == 0x%I32X", hr);
-	if (parenthesize)
-		fprintf(stderr, ")");
-	if (localFreeFailed)
-		fprintf(stderr, "; local free of system message failed with last error %I32u", localFreeLastError);
-	fprintf(stderr, "\n");
-#ifdef tableDebugStop
-	DebugBreak();
-#endif
-	return hr;
-}
-
-HRESULT logMemoryExhausted(const char *reason)
-{
-	fprintf(stderr, "memory exhausted %s\n", reason);
-#ifdef tableDebugStop
-	DebugBreak();
-#endif
-	return E_OUTOFMEMORY;
-}
-
-#else
-
-HRESULT logLastError(const char *reason)
-{
-	DWORD le;
-
-	le = GetLastError();
-	// we shouldn't need to do this, but let's do this anyway just to be safe
-	SetLastError(le);
-	if (le == 0)
-		return E_FAIL;
-	return HRESULT_FROM_WIN32(le);
-}
-
-HRESULT logHRESULT(const char *reason, HRESULT hr)
-{
-	return hr;
-}
-
-HRESULT logMemoryExhausted(const char *reason)
-{
-	return E_OUTOFMEMORY;
-}
-
-#endif
diff --git a/winforms/draw.cpp b/winforms/draw.cpp
deleted file mode 100644
index d7f69bdd..00000000
--- a/winforms/draw.cpp
+++ /dev/null
@@ -1,151 +0,0 @@
-// 19 november 2015
-#include "uipriv_winforms.hpp"
-
-uiDrawPath *uiDrawNewPath(uiDrawFillMode fillMode)
-{
-	// TODO
-	return NULL;
-}
-
-void uiDrawFreePath(uiDrawPath *p)
-{
-	// TODO
-}
-
-void uiDrawPathNewFigure(uiDrawPath *p, double x, double y)
-{
-	// TODO
-}
-
-void uiDrawPathNewFigureWithArc(uiDrawPath *p, double xCenter, double yCenter, double radius, double startAngle, double sweep, int negative)
-{
-	// TODO
-}
-
-void uiDrawPathLineTo(uiDrawPath *p, double x, double y)
-{
-	// TODO
-}
-
-void uiDrawPathArcTo(uiDrawPath *p, double xCenter, double yCenter, double radius, double startAngle, double sweep, int negative)
-{
-	// TODO
-}
-
-void uiDrawPathBezierTo(uiDrawPath *p, double c1x, double c1y, double c2x, double c2y, double endX, double endY)
-{
-	// TODO
-}
-
-void uiDrawPathCloseFigure(uiDrawPath *p)
-{
-	// TODO
-}
-
-void uiDrawPathAddRectangle(uiDrawPath *p, double x, double y, double width, double height)
-{
-	// TODO
-}
-
-void uiDrawPathEnd(uiDrawPath *p)
-{
-	// TODO
-}
-
-struct uiDrawContext {
-	int TODO;
-};
-
-uiDrawContext *newContext(/* TODO */)
-{
-	// TODO
-	return NULL;
-}
-
-void freeContext(uiDrawContext *c)
-{
-	uiFree(c);
-}
-
-void uiDrawStroke(uiDrawContext *c, uiDrawPath *path, uiDrawBrush *b, uiDrawStrokeParams *p)
-{
-	// TODO
-}
-
-void uiDrawFill(uiDrawContext *c, uiDrawPath *path, uiDrawBrush *b)
-{
-	// TODO
-}
-
-void uiDrawMatrixSetIdentity(uiDrawMatrix *m)
-{
-	setIdentity(m);
-}
-
-void uiDrawMatrixTranslate(uiDrawMatrix *m, double x, double y)
-{
-	// TODO
-}
-
-void uiDrawMatrixScale(uiDrawMatrix *m, double xCenter, double yCenter, double x, double y)
-{
-	// TODO
-}
-
-void uiDrawMatrixRotate(uiDrawMatrix *m, double x, double y, double amount)
-{
-	// TODO
-}
-
-void uiDrawMatrixSkew(uiDrawMatrix *m, double x, double y, double xamount, double yamount)
-{
-	// TODO
-}
-
-void uiDrawMatrixMultiply(uiDrawMatrix *dest, uiDrawMatrix *src)
-{
-	// TODO
-}
-
-int uiDrawMatrixInvertible(uiDrawMatrix *m)
-{
-	// TODO
-	return 0;
-}
-
-int uiDrawMatrixInvert(uiDrawMatrix *m)
-{
-	// TODO
-	return 0;
-}
-
-void uiDrawMatrixTransformPoint(uiDrawMatrix *m, double *x, double *y)
-{
-	// TODO
-}
-
-void uiDrawMatrixTransformSize(uiDrawMatrix *m, double *x, double *y)
-{
-	// TODO
-}
-
-void uiDrawTransform(uiDrawContext *c, uiDrawMatrix *m)
-{
-	// TODO
-}
-
-// TODO not documented on api.haiku-os.org
-void uiDrawClip(uiDrawContext *c, uiDrawPath *path)
-{
-	// TODO
-}
-
-void uiDrawSave(uiDrawContext *c)
-{
-	// TODO
-}
-
-void uiDrawRestore(uiDrawContext *c)
-{
-	// TODO
-}
diff --git a/winforms/entry.cpp b/winforms/entry.cpp
deleted file mode 100644
index 51c3c95e..00000000
--- a/winforms/entry.cpp
+++ /dev/null
@@ -1,62 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiEntry {
-	uiWindowsControl c;
-	gcroot<TextBox ^> *textbox;
-	void (*onChanged)(uiEntry *, void *);
-	void *onChangedData;
-};
-
-uiWindowsDefineControl(
-	uiEntry,								// type name
-	uiEntryType,							// type function
-	textbox								// handle
-)
-
-static void defaultOnChanged(uiEntry *e, void *data)
-{
-	// do nothing
-}
-
-char *uiEntryText(uiEntry *e)
-{
-	return uiWindowsCLRStringToText((*(e->textbox))->Text);
-}
-
-void uiEntrySetText(uiEntry *e, const char *text)
-{
-	(*(e->textbox))->Text = fromUTF8(text);
-}
-
-void uiEntryOnChanged(uiEntry *e, void (*f)(uiEntry *e, void *data), void *data)
-{
-	e->onChanged = f;
-	e->onChangedData = data;
-}
-
-int uiEntryReadOnly(uiEntry *e)
-{
-	return (*(e->textbox))->IsReadOnly != false;
-}
-
-void uiEntrySetReadOnly(uiEntry *e, int readonly)
-{
-	(*(e->textbox))->IsReadOnly = readonly != 0;
-}
-
-uiEntry *uiNewEntry(void)
-{
-	uiEntry *e;
-
-	e = (uiEntry *) uiNewControl(uiEntryType());
-
-	e->textbox = new gcroot<TextBox ^>();
-	*(e->textbox) = gcnew TextBox();
-
-	uiEntryOnChanged(e, defaultOnChanged, NULL);
-
-	uiWindowsFinishNewControl(e, uiEntry, textbox);
-
-	return e;
-}
diff --git a/winforms/group.cpp b/winforms/group.cpp
deleted file mode 100644
index 62efb7c3..00000000
--- a/winforms/group.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// 18 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiGroup {
-	uiWindowsControl c;
-	gcroot<GroupBox ^> *groupbox;
-	uiControl *child;
-	int margined;
-};
-
-static void onDestroy(uiGroup *);
-
-uiWindowsDefineControlWithOnDestroy(
-	uiGroup,								// type name
-	uiGroupType,							// type function
-	groupbox,							// handle
-	onDestroy(hthis);						// on destroy
-)
-
-static void onDestroy(uiGroup *g)
-{
-	if (g->child != NULL) {
-		(*(g->groupbox))->Content = nullptr;
-		uiControlSetParent(g->child, NULL);
-		uiControlDestroy(g->child);
-	}
-}
-
-char *uiGroupTitle(uiGroup *g)
-{
-	String ^text;
-
-	// TOOD bad cast?
-	text = (String ^) ((*(g->groupbox))->Header);
-	return uiWindowsCLRStringToText(text);
-}
-
-void uiGroupSetTitle(uiGroup *g, const char *title)
-{
-	(*(g->groupbox))->Header = fromUTF8(title);
-	// TODO layout
-}
-
-void uiGroupSetChild(uiGroup *g, uiControl *c)
-{
-	if (g->child != NULL) {
-		uiControlSetParent(g->child, NULL);
-		(*(g->groupbox))->Content = nullptr;
-	}
-	g->child = c;
-	if (g->child != NULL) {
-		(*(g->groupbox))->Content = genericHandle(g->child);
-		uiControlSetParent(g->child, uiControl(g));
-	}
-}
-
-int uiGroupMargined(uiGroup *g)
-{
-	return g->margined;
-}
-
-void uiGroupSetMargined(uiGroup *g, int margined)
-{
-	g->margined = margined;
-	// TODO Margin or Padding?
-	// TODO really this? or should we just use another Border?
-	if (g->margined)
-		(*(g->groupbox))->Padding = Thickness(10, 10, 10, 10);
-	else
-		(*(g->groupbox))->Padding = Thickness(0, 0, 0, 0);
-}
-
-uiGroup *uiNewGroup(const char *title)
-{
-	uiGroup *g;
-
-	g = (uiGroup *) uiNewControl(uiGroupType());
-
-	g->groupbox = new gcroot<GroupBox ^>();
-	*(g->groupbox) = gcnew GroupBox();
-	(*(g->groupbox))->Header = fromUTF8(title);
-
-	uiWindowsFinishNewControl(g, uiGroup, groupbox);
-
-	return g;
-}
diff --git a/winforms/init.c b/winforms/init.c
deleted file mode 100644
index 994dbdc6..00000000
--- a/winforms/init.c
+++ /dev/null
@@ -1,102 +0,0 @@
-// 25 november 2015
-#ifdef __cplusplus
-#error msbuild is being dumb and making this a C++ file
-#endif
-#include "unmanaged.h"
-
-// TODO this won't work if initAlloc() failed
-
-#define initErrorFormat L"error %s: %s%s%s %I32u (0x%I32X)%s"
-#define initErrorArgs wmessage, sysmsg, beforele, label, value, value, afterle
-
-static const char *initerr(const char *message, const WCHAR *label, DWORD value)
-{
-	// TODO
-	return "";
-#if 0
-	WCHAR *sysmsg;
-	BOOL hassysmsg;
-	WCHAR *beforele;
-	WCHAR *afterle;
-	int n;
-	WCHAR *wmessage;
-	WCHAR *wstr;
-	const char *str;
-
-	if (FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, value, 0, (LPWSTR) (&sysmsg), 0, NULL) != 0) {
-		hassysmsg = TRUE;
-		beforele = L" (";
-		afterle = L")";
-	} else {
-		hassysmsg = FALSE;
-		sysmsg = L"";
-		beforele = L"";
-		afterle = L"";
-	}
-	wmessage = toUTF16(message);
-	n = _scwprintf(initErrorFormat, initErrorArgs);
-	wstr = (WCHAR *) uiAlloc((n + 1) * sizeof (WCHAR), "WCHAR[]");
-	snwprintf(wstr, n + 1, initErrorFormat, initErrorArgs);
-	str = toUTF8(wstr);
-	uiFree(wstr);
-	if (hassysmsg)
-		if (LocalFree(sysmsg) != NULL)
-			logLastError("error freeing system message in loadLastError()");
-	uiFree(wmessage);
-	return str;
-#endif
-}
-
-static const char *loadLastError(const char *message)
-{
-	return initerr(message, L"GetLastError() ==", GetLastError());
-}
-
-static const char *loadHRESULT(const char *message, HRESULT hr)
-{
-	return initerr(message, L"HRESULT", (DWORD) hr);
-}
-
-// On the subject of CoInitialize(), or why this isn't in main.cpp:
-// If we don't set up the current thread otherwise, the first time .net tries to call out to unmanaged code, it will automatically set up a MTA for COM.
-// This is not what we want; we need a STA instead.
-// Since we're not in control of main(), we can't stick a [STAThread] on it, so we have to do it ourselves.
-// This is a separate .c file for two reasons:
-// 1) To avoid the unmanaged jump that a call to CoInitialize() would do (it seems to detect a call to CoInitialize()/CoInitializeEx() but let's not rely on it)
-// 2) To avoid mixing Windows API headers with .net
-// See also http://stackoverflow.com/questions/24348205/how-do-i-solve-this-com-issue-in-c
-
-uiInitOptions options;
-
-const char *uiInit(uiInitOptions *o)
-{
-	HRESULT hr;
-
-	options = *o;
-
-	if (initAlloc() == 0)
-		return loadLastError("error initializing memory allocations");
-
-	// TODO https://msdn.microsoft.com/en-us/library/5s8ee185%28v=vs.71%29.aspx use CoInitializeEx()?
-	hr = CoInitialize(NULL);
-	if (hr != S_OK && hr != S_FALSE)
-		return loadHRESULT("initializing COM", hr);
-
-	// now do the rest of initialization on the managed side
-	initWPF();
-
-	return NULL;
-}
-
-void uiUninit(void)
-{
-	uninitWPF();
-	CoUninitialize();
-	uninitTypes();
-	uninitAlloc();
-}
-
-void uiFreeInitError(const char *err)
-{
-	uiFree((void *) err);
-}
diff --git a/winforms/label.cpp b/winforms/label.cpp
deleted file mode 100644
index 270e84ef..00000000
--- a/winforms/label.cpp
+++ /dev/null
@@ -1,47 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-// TODO alignment
-// TODO lots of padding
-// TODO Label also has mnemonic value; use TextField instead
-
-struct uiLabel {
-	uiWindowsControl c;
-	gcroot<Label ^> *label;
-};
-
-uiWindowsDefineControl(
-	uiLabel,								// type name
-	uiLabelType,							// type function
-	label									// handle
-)
-
-char *uiLabelText(uiLabel *l)
-{
-	String ^text;
-
-	// TOOD bad cast?
-	text = (String ^) ((*(l->label))->Content);
-	return uiWindowsCLRStringToText(text);
-}
-
-void uiLabelSetText(uiLabel *l, const char *text)
-{
-	(*(l->label))->Content = fromUTF8(text);
-	// TODO does this adjust the layout?
-}
-
-uiLabel *uiNewLabel(const char *text)
-{
-	uiLabel *l;
-
-	l = (uiLabel *) uiNewControl(uiLabelType());
-
-	l->label = new gcroot<Label ^>();
-	*(l->label) = gcnew Label();
-	(*(l->label))->Content = fromUTF8(text);
-
-	uiWindowsFinishNewControl(l, uiLabel, label);
-
-	return l;
-}
diff --git a/winforms/libui.msbuild b/winforms/libui.msbuild
deleted file mode 100755
index d1ac0571..00000000
--- a/winforms/libui.msbuild
+++ /dev/null
@@ -1,145 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- 24 november 2015 -->
-
-<!-- DO NOT EDIT IN VISUAL STUDIO! -->
-
-<!-- TODO go through all possible command line options and make sure the ones we want are enabled -->
-
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-
-<ItemGroup Label="ProjectConfigurations">
-	<!-- TODO what does the Include clause do? -->
-	<ProjectConfiguration Include="Debug|Win32">
-		<Configuration>Debug</Configuration>
-		<Platform>Win32</Platform>
-	</ProjectConfiguration>
-</ItemGroup>
-
-<PropertyGroup Label="Globals">
-	<TargetFrameworkVersion>v3.0</TargetFrameworkVersion>
-	<ProjectGuid>{2B7F1F47-EE47-47CD-9C6C-42D9620E46E3}</ProjectGuid>
-</PropertyGroup>
-
-<Import Project="$(VCTargetsPath)\Microsoft.Cpp.default.props" />
-
-<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
-	<ConfigurationType>DynamicLibrary</ConfigurationType>
-	<UseDebugLibraries>true</UseDebugLibraries>
-	<PlatformToolset>v120</PlatformToolset>
-	<CLRSupport>true</CLRSupport>
-	<CharacterSet>Unicode</CharacterSet>
-</PropertyGroup>
-
-<Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
-
-<ImportGroup Label="ExtensionSettings" />
-<ImportGroup Label="PropertySheets" />
-<PropertyGroup Label="UserMacros" />
-
-<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-	<LinkIncremental>false</LinkIncremental>
-	<TargetName>libui</TargetName>
-	<!-- TODO will these work from any directory? -->
-	<OutDir>..\out\</OutDir>
-	<IntDir>..\.obj\</IntDir>
-	<EnableManagedIncrementalBuild>false</EnableManagedIncrementalBuild>
-</PropertyGroup>
-
-  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
-	<ClCompile>
-		<!-- TODO should be EnableAllWarnings but that enables way too much -->
-		<WarningLevel>Level4</WarningLevel>
-		<PrecompiledHeader>NotUsing</PrecompiledHeader>
-		<PreprocessorDefinitions>_UI_EXTERN=__declspec(dllexport) extern</PreprocessorDefinitions>
-		<!-- TODO there's a better way for this -->
-		<!-- do not warn about unreferended parameters -->
-		<AdditionalOptions>/wd4100</AdditionalOptions>
-	</ClCompile>
-	<Link>
-		<GenerateDebugInformation>true</GenerateDebugInformation>
-		<AdditionalDependencies>kernel32.lib;ole32.lib</AdditionalDependencies>
-		<SubSystem>Windows</SubSystem>
-<!--TODO		<MinimumRequiredVersion>600</MinimumRequiredVersion>-->
-<!--		<AdditionalOptions>additional linker options %(AdditionalOptions)</AdditionalOptions>-->
-	</Link>
-</ItemDefinitionGroup>
-
-<ItemGroup>
-	<Reference Include="System" />
-	<Reference Include="WindowsBase" />
-	<Reference Include="PresentationCore" />
-	<Reference Include="PresentationFramework" />
-
-	<!-- TODO readd headers? -->
-
-	<ClCompile Include="alloc.c">
-		<CompileAsManaged>false</CompileAsManaged>
-	</ClCompile>
-	<ClCompile Include="area.cpp" />
-	<ClCompile Include="box.cpp" />
-	<ClCompile Include="button.cpp" />
-	<ClCompile Include="checkbox.cpp" />
-	<ClCompile Include="combobox.cpp" />
-	<ClCompile Include="control.cpp" />
-	<ClCompile Include="datetimepicker.cpp" />
-	<ClCompile Include="debug.c">
-		<CompileAsManaged>false</CompileAsManaged>
-	</ClCompile>
-	<ClCompile Include="draw.cpp" />
-	<ClCompile Include="entry.cpp" />
-	<ClCompile Include="group.cpp" />
-	<ClCompile Include="init.c">
-		<CompileAsManaged>false</CompileAsManaged>
-	</ClCompile>
-	<ClCompile Include="label.cpp" />
-	<ClCompile Include="main.cpp" />
-	<ClCompile Include="menu.cpp" />
-	<ClCompile Include="progressbar.cpp" />
-	<ClCompile Include="radiobuttons.cpp" />
-	<ClCompile Include="separator.cpp" />
-	<ClCompile Include="slider.cpp" />
-	<ClCompile Include="spinbox.cpp" />
-	<ClCompile Include="stddialogs.cpp" />
-	<ClCompile Include="tab.cpp" />
-	<ClCompile Include="text.cpp" />
-	<ClCompile Include="util.c">
-		<CompileAsManaged>false</CompileAsManaged>
-	</ClCompile>
-	<ClCompile Include="window.cpp" />
-
-	<!-- TODO find a way to get the basename of the source path so we can use dir_file.obj naming automatically -->
-	<ClCompile Include="..\common\areaevents.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_areaevents.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\control.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_control.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\matrix.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_matrix.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\menu.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_menu.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\ptrarray.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_ptrarray.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\shouldquit.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_shouldquit.obj</ObjectFileName>
-	</ClCompile>
-	<ClCompile Include="..\common\types.c">
-		<CompileAsManaged>false</CompileAsManaged>
-		<ObjectFileName>$(IntDir)common_types.obj</ObjectFileName>
-	</ClCompile>
-</ItemGroup>
-
-<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-
-<ImportGroup Label="ExtensionTargets" />
-
-</Project>
diff --git a/winforms/main.cpp b/winforms/main.cpp
deleted file mode 100644
index 29290969..00000000
--- a/winforms/main.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-// 25 november 2015
-#include "uipriv_winforms.hpp"
-
-void initWinForms(void)
-{
-	// TODO anything else?
-	// TODO return value
-	// TODO needed?
-//	Application::EnableVisualStyles();
-}
-
-void uninitWinForms(void)
-{
-	// TODO
-}
-
-void uiMain(void)
-{
-	Application::Run();
-}
-
-void uiQuit(void)
-{
-	// TODO does this run later?
-	Application::Exit();
-}
diff --git a/winforms/menu.cpp b/winforms/menu.cpp
deleted file mode 100644
index a459e8fd..00000000
--- a/winforms/menu.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-// 19 november 2015
-#include "uipriv_winforms.hpp"
-
-void uiMenuItemEnable(uiMenuItem *m)
-{
-	// TODO
-}
-
-void uiMenuItemDisable(uiMenuItem *m)
-{
-	// TODO
-}
-
-void uiMenuItemOnClicked(uiMenuItem *m, void (*f)(uiMenuItem *sender, uiWindow *window, void *data), void *data)
-{
-	// TODO
-}
-
-int uiMenuItemChecked(uiMenuItem *m)
-{
-	// TODO
-	return 0;
-}
-
-void uiMenuItemSetChecked(uiMenuItem *m, int checked)
-{
-	// TODO
-}
-
-uiMenuItem *uiMenuAppendItem(uiMenu *m, const char *name)
-{
-	// TODO
-	return NULL;
-}
-
-uiMenuItem *uiMenuAppendCheckItem(uiMenu *m, const char *name)
-{
-	// TODO
-	return NULL;
-}
-
-uiMenuItem *uiMenuAppendQuitItem(uiMenu *m)
-{
-	// TODO
-	return NULL;
-}
-
-uiMenuItem *uiMenuAppendPreferencesItem(uiMenu *m)
-{
-	// TODO
-	return NULL;
-}
-
-uiMenuItem *uiMenuAppendAboutItem(uiMenu *m)
-{
-	// TODO
-	return NULL;
-}
-
-void uiMenuAppendSeparator(uiMenu *m)
-{
-	// TODO
-}
-
-uiMenu *uiNewMenu(const char *name)
-{
-	// TODO
-	return NULL;
-}
diff --git a/winforms/progressbar.cpp b/winforms/progressbar.cpp
deleted file mode 100644
index f240c9eb..00000000
--- a/winforms/progressbar.cpp
+++ /dev/null
@@ -1,31 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiProgressBar {
-	uiWindowsControl c;
-	DUMMY dummy;
-};
-
-uiWindowsDefineControl(
-	uiProgressBar,							// type name
-	uiProgressBarType,						// type function
-	dummy								// handle
-)
-
-void uiProgressBarSetValue(uiProgressBar *p, int n)
-{
-	// TODO
-}
-
-uiProgressBar *uiNewProgressBar(void)
-{
-	uiProgressBar *p;
-
-	p = (uiProgressBar *) uiNewControl(uiProgressBarType());
-
-	p->dummy = mkdummy(L"uiProgressBar");
-
-	uiWindowsFinishNewControl(p, uiProgressBar, dummy);
-
-	return p;
-}
diff --git a/winforms/radiobuttons.cpp b/winforms/radiobuttons.cpp
deleted file mode 100644
index 35617cdc..00000000
--- a/winforms/radiobuttons.cpp
+++ /dev/null
@@ -1,31 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiRadioButtons {
-	uiWindowsControl c;
-	DUMMY dummy;
-};
-
-uiWindowsDefineControl(
-	uiRadioButtons,						// type name
-	uiRadioButtonsType,						// type function
-	dummy								// handle
-)
-
-void uiRadioButtonsAppend(uiRadioButtons *r, const char *text)
-{
-	// TODO
-}
-
-uiRadioButtons *uiNewRadioButtons(void)
-{
-	uiRadioButtons *r;
-
-	r = (uiRadioButtons *) uiNewControl(uiRadioButtonsType());
-
-	r->dummy = mkdummy(L"uiRadioButtons");
-
-	uiWindowsFinishNewControl(r, uiRadioButtons, dummy);
-
-	return r;
-}
diff --git a/winforms/separator.cpp b/winforms/separator.cpp
deleted file mode 100644
index b49026b1..00000000
--- a/winforms/separator.cpp
+++ /dev/null
@@ -1,26 +0,0 @@
-// 18 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiSeparator {
-	uiWindowsControl c;
-	DUMMY dummy;
-};
-
-uiWindowsDefineControl(
-	uiSeparator,							// type name
-	uiSeparatorType,						// type function
-	dummy								// handle
-)
-
-uiSeparator *uiNewHorizontalSeparator(void)
-{
-	uiSeparator *s;
-
-	s = (uiSeparator *) uiNewControl(uiSeparatorType());
-
-	s->dummy = mkdummy(L"uiSeparator");
-
-	uiWindowsFinishNewControl(s, uiSeparator, dummy);
-
-	return s;
-}
diff --git a/winforms/slider.cpp b/winforms/slider.cpp
deleted file mode 100644
index 240c2219..00000000
--- a/winforms/slider.cpp
+++ /dev/null
@@ -1,52 +0,0 @@
-// 18 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiSlider {
-	uiWindowsControl c;
-	DUMMY dummy;
-	void (*onChanged)(uiSlider *, void *);
-	void *onChangedData;
-};
-
-uiWindowsDefineControl(
-	uiSlider,								// type name
-	uiSliderType,							// type function
-	dummy								// handle
-)
-
-static void defaultOnChanged(uiSlider *s, void *data)
-{
-	// do nothing
-}
-
-intmax_t uiSliderValue(uiSlider *s)
-{
-	// TODO
-	return -1;
-}
-
-void uiSliderSetValue(uiSlider *s, intmax_t value)
-{
-	// TODO
-}
-
-void uiSliderOnChanged(uiSlider *s, void (*f)(uiSlider *s, void *data), void *data)
-{
-	s->onChanged = f;
-	s->onChangedData = data;
-}
-
-uiSlider *uiNewSlider(intmax_t min, intmax_t max)
-{
-	uiSlider *s;
-
-	s = (uiSlider *) uiNewControl(uiSliderType());
-
-	s->dummy = mkdummy(L"uiSlider");
-
-	uiSliderOnChanged(s, defaultOnChanged, NULL);
-
-	uiWindowsFinishNewControl(s, uiSlider, dummy);
-
-	return s;
-}
diff --git a/winforms/spinbox.cpp b/winforms/spinbox.cpp
deleted file mode 100644
index 7cac727c..00000000
--- a/winforms/spinbox.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-// 18 november 2015
-#include "uipriv_winforms.hpp"
-
-struct uiSpinbox {
-	uiWindowsControl c;
-	DUMMY dummy;
-};
-
-uiWindowsDefineControl(
-	uiSpinbox,							// type name
-	uiSpinboxType,						// type function
-	dummy								// handle
-)
-
-intmax_t uiSpinboxValue(uiSpinbox *s)
-{
-	// TODO
-	return 0;
-}
-
-void uiSpinboxSetValue(uiSpinbox *s, intmax_t value)
-{
-	// TODO
-}
-
-void uiSpinboxOnChanged(uiSpinbox *s, void (*f)(uiSpinbox *s, void *data), void *data)
-{
-	// TODO
-}
-
-uiSpinbox *uiNewSpinbox(intmax_t min, intmax_t max)
-{
-	uiSpinbox *s;
-
-	s = (uiSpinbox *) uiNewControl(uiSpinboxType());
-
-	s->dummy = mkdummy(L"uiSpinbox");
-
-	uiWindowsFinishNewControl(s, uiSpinbox, dummy);
-
-	return s;
-}
diff --git a/winforms/stddialogs.cpp b/winforms/stddialogs.cpp
deleted file mode 100644
index 0abdf2c1..00000000
--- a/winforms/stddialogs.cpp
+++ /dev/null
@@ -1,24 +0,0 @@
-// 26 june 2015
-#include "uipriv_winforms.hpp"
-
-char *uiOpenFile(void)
-{
-	// TODO
-	return NULL;
-}
-
-char *uiSaveFile(void)
-{
-	// TODO
-	return NULL;
-}
-
-void uiMsgBox(const char *title, const char *description)
-{
-	// TODO
-}
-
-void uiMsgBoxError(const char *title, const char *description)
-{
-	// TODO
-}
diff --git a/winforms/tab.cpp b/winforms/tab.cpp
deleted file mode 100644
index ffc14714..00000000
--- a/winforms/tab.cpp
+++ /dev/null
@@ -1,126 +0,0 @@
-// 26 november 2015
-#include "uipriv_winforms.hpp"
-
-// TODO save child alignments?
-// TODO scroll tabs instead of multiline tabs
-
-using namespace System::Collections::Generic;
-
-ref class tabPage {
-public:
-	TabItem ^item;
-	uiControl *c;
-	Border ^border;		// see uiTabSetMargined()
-	int margined;
-};
-
-struct uiTab {
-	uiWindowsControl c;
-	gcroot<TabControl ^> *tab;
-	gcroot<List<tabPage ^> ^> *pages;
-};
-
-static void onDestroy(uiTab *);
-
-uiWindowsDefineControlWithOnDestroy(
-	uiTab,								// type name
-	uiTabType,							// type function
-	tab,									// handle
-	onDestroy(hthis);						// on destroy
-)
-
-static void onDestroy(uiTab *t)
-{
-	List<tabPage ^> ^pages;
-
-	pages = *(t->pages);
-	while (pages->Count != 0) {
-		pages[0]->border->Child = nullptr;
-		uiControlSetParent(pages[0]->c, NULL);
-		uiControlDestroy(pages[0]->c);
-		pages->RemoveAt(0);
-		(*(t->tab))->Items->RemoveAt(0);
-	}
-	delete t->pages;
-}
-
-void uiTabAppend(uiTab *t, const char *name, uiControl *c)
-{
-	uiTabInsertAt(t, name, (*(t->pages))->Count, c);
-}
-
-void uiTabInsertAt(uiTab *t, const char *name, uintmax_t before, uiControl *c)
-{
-	tabPage ^p;
-
-	p = gcnew tabPage();
-	p->c = c;
-	p->border = gcnew Border();
-	p->item = gcnew TabItem();
-
-	p->border->Child = genericHandle(p->c);
-	p->item->Content = p->border;
-	p->item->Header = fromUTF8(name);
-
-	uiControlSetParent(p->c, uiControl(t));
-	(*(t->tab))->Items->Insert(before, p->item);
-	(*(t->pages))->Insert(before, p);
-	uiControlSetParent(p->c, NULL);
-}
-
-void uiTabDelete(uiTab *t, uintmax_t index)
-{
-	tabPage ^p;
-	List<tabPage ^> ^pages;
-
-	pages = (*(t->pages));
-	p = pages[index];
-	pages->RemoveAt(index);
-	(*(t->tab))->Items->RemoveAt(index);
-	p->border->Child = nullptr;
-}
-
-uintmax_t uiTabNumPages(uiTab *t)
-{
-	return (*(t->pages))->Count;
-}
-
-int uiTabMargined(uiTab *t, uintmax_t page)
-{
-	List<tabPage ^> ^pages;
-
-	pages = (*(t->pages));
-	return pages[page]->margined;
-}
-
-void uiTabSetMargined(uiTab *t, uintmax_t page, int margined)
-{
-	List<tabPage ^> ^pages;
-
-	pages = (*(t->pages));
-	pages[page]->margined = margined;
-	// TabItem margins/padding do NOT work the way we want them to
-	// we have to use a Border here too
-	// TODO Padding?
-	if (pages[page]->margined)
-		pages[page]->border->Margin = Thickness(10, 10, 10, 10);
-	else
-		pages[page]->border->Margin = Thickness(0, 0, 0, 0);
-}
-
-uiTab *uiNewTab(void)
-{
-	uiTab *t;
-
-	t = (uiTab *) uiNewControl(uiTabType());
-
-	t->tab = new gcroot<TabControl ^>();
-	*(t->tab) = gcnew TabControl();
-
-	t->pages = new gcroot<List<tabPage ^> ^>();
-	*(t->pages) = gcnew List<tabPage ^>();
-
-	uiWindowsFinishNewControl(t, uiTab, tab);
-
-	return t;
-}
diff --git a/winforms/text.cpp b/winforms/text.cpp
deleted file mode 100644
index ba7ad03d..00000000
--- a/winforms/text.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-// 25 november 2015
-#include "uipriv_winforms.hpp"
-#include <string.h>
-
-using namespace System::Text;
-using namespace System::Runtime::InteropServices;
-
-// TODO export?
-String ^fromUTF8(const char *str)
-{
-	array<Byte> ^bytes;
-	size_t len;
-
-	len = strlen(str);
-	bytes = gcnew array<Byte>(len);
-	// TODO avoid the cast
-	Marshal::Copy(IntPtr((char *) str), bytes, 0, len);
-	return Encoding::UTF8->GetString(bytes);
-}
-
-// see http://stackoverflow.com/questions/27526093/convert-systemstring-to-stdstring-in-utf8-which-later-converted-to-char-as
-char *uiWindowsCLRStringToText(gcroot<System::String ^> str)
-{
-	array<Byte> ^bytes;
-	char *cstr;
-
-	bytes = Encoding::UTF8->GetBytes(str);
-	cstr = (char *) uiAlloc((bytes->Length + 1) * sizeof (char), "char[]");
-	Marshal::Copy(bytes, 0, IntPtr(cstr), bytes->Length);
-	cstr[bytes->Length] = '\0';
-	return cstr;
-}
-
-void uiFreeText(char *c)
-{
-	uiFree(c);
-}
diff --git a/winforms/ui_winforms.hpp b/winforms/ui_winforms.hpp
deleted file mode 100644
index 4cd128f4..00000000
--- a/winforms/ui_winforms.hpp
+++ /dev/null
@@ -1,72 +0,0 @@
-// 7 april 2015
-
-/*
-This file assumes that you have included <vccrt.h> and "ui.h" beforehand, as well as #using <System.dll> and the three WPF DLLs (TODO) (but not necessarily beforehand). It provides API-specific functions for interfacing with foreign controls in Windows.
-*/
-
-#ifndef __LIBUI_UI_WINDOWS_H__
-#define __LIBUI_UI_WINDOWS_H__
-
-#ifndef __cplusplus_cli
-#error Sorry; ui_winforms.hpp can currently only be used from C++/CLI code.
-#endif
-
-extern "C" {
-
-typedef struct uiWindowsSizing uiWindowsSizing;
-
-typedef struct uiWindowsControl uiWindowsControl;
-struct uiWindowsControl {
-	uiControl c;
-	// TODO make truly private
-	gcroot<System::Windows::UIElement ^> *genericHandle;
-};
-_UI_EXTERN uintmax_t uiWindowsControlType(void);
-#define uiWindowsControl(this) ((uiWindowsControl *) uiIsA((this), uiWindowsControlType(), 1))
-
-// TODO document
-#define uiWindowsDefineControlWithOnDestroy(type, typefn, handle, onDestroy) \
-	static uintmax_t _ ## type ## Type = 0; \
-	uintmax_t typefn(void) \
-	{ \
-		if (_ ## type ## Type == 0) \
-			_ ## type ## Type = uiRegisterType(#type, uiWindowsControlType(), sizeof (type)); \
-		return _ ## type ## Type; \
-	} \
-	static void _ ## type ## CommitDestroy(uiControl *c) \
-	{ \
-		type *hthis = type(c); \
-		onDestroy; \
-		delete uiWindowsControl(c)->genericHandle; \
-		delete hthis->handle; \
-	} \
-	static uintptr_t _ ## type ## Handle(uiControl *c) \
-	{ \
-		return (uintptr_t) (uiWindowsControl(c)->genericHandle); \
-	} \
-	static void _ ## type ## ContainerUpdateState(uiControl *c) \
-	{ \
-		/* do nothing */ \
-	}
-
-#define uiWindowsDefineControl(type, typefn, handle) \
-	uiWindowsDefineControlWithOnDestroy(type, typefn, handle, (void) hthis;)
-
-#define uiWindowsFinishNewControl(variable, type, handle) \
-	uiControl(variable)->CommitDestroy = _ ## type ## CommitDestroy; \
-	uiControl(variable)->Handle = _ ## type ## Handle; \
-	uiControl(variable)->ContainerUpdateState = _ ## type ## ContainerUpdateState; \
-	uiWindowsControl(variable)->genericHandle = new gcroot<System::Windows::UIElement ^>(); \
-	*(uiWindowsControl(variable)->genericHandle) = *(variable->handle); \
-	uiWindowsFinishControl(uiControl(variable));
-
-// This is a function used to set up a control.
-// Don't call it directly; use uiWindowsFinishNewControl() instead.
-_UI_EXTERN void uiWindowsFinishControl(uiControl *c);
-
-// TODO document
-_UI_EXTERN char *uiWindowsCLRStringToText(gcroot<System::String ^> str);
-
-}
-
-#endif
diff --git a/winforms/uipriv_winforms.hpp b/winforms/uipriv_winforms.hpp
deleted file mode 100644
index 0c72ba78..00000000
--- a/winforms/uipriv_winforms.hpp
+++ /dev/null
@@ -1,28 +0,0 @@
-// 25 november 2015
-#include <vcclr.h>
-#include "../ui.h"
-#include "ui_winforms.hpp"
-#include "../common/uipriv.h"
-#include "unmanaged.h"
-
-#using <System.dll>
-#using <System.Windows.Forms.dll>
-using namespace System;
-using namespace System::Windows::Forms;
-
-// text.cpp
-extern String ^fromUTF8(const char *);
-
-// control.cpp
-extern Control ^genericHandle(uiControl *c);
-
-typedef gcroot<Label ^> *DUMMY;
-static inline DUMMY mkdummy(String ^classname)
-{
-	DUMMY t;
-
-	t = new gcroot<Label ^>();
-	*t = gcnew Label();
-	(*t)->Content = L"TODO " + classname + L" not implemented";
-	return t;
-}
diff --git a/winforms/unmanaged.h b/winforms/unmanaged.h
deleted file mode 100644
index 73ca0416..00000000
--- a/winforms/unmanaged.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// 25 november 2015
-#ifdef __cplusplus
-extern "C" {
-#else
-#include "winapi.h"
-#include "../ui.h"
-#include "../common/uipriv.h"
-#endif
-
-// main.cpp
-extern void initWinForms(void);
-extern void uninitWinForms(void);
-
-// alloc.c
-extern int initAlloc(void);
-extern void uninitAlloc(void);
-
-// init.c
-extern uiInitOptions options;
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/winforms/util.c b/winforms/util.c
deleted file mode 100644
index 9196f6a6..00000000
--- a/winforms/util.c
+++ /dev/null
@@ -1,17 +0,0 @@
-// 6 april 2015
-#include "unmanaged.h"
-#include <stdio.h>
-#include <stdlib.h>
-
-void complain(const char *fmt, ...)
-{
-	va_list ap;
-
-	va_start(ap, fmt);
-	fprintf(stderr, "[libui] ");
-	vfprintf(stderr, fmt, ap);
-	fprintf(stderr, "\n");
-	va_end(ap);
-	DebugBreak();
-	abort();		// just in case
-}
diff --git a/winforms/winapi.h b/winforms/winapi.h
deleted file mode 100644
index 8aa25e14..00000000
--- a/winforms/winapi.h
+++ /dev/null
@@ -1,13 +0,0 @@
-// 31 may 2015
-#define UNICODE
-#define _UNICODE
-#define STRICT
-#define STRICT_TYPED_ITEMIDS
-// get Windows version right; right now Windows Vista
-#define WINVER 0x0600				/* according to Microsoft's winnls.h */
-#define _WIN32_WINNT 0x0600		/* according to Microsoft's sdkddkver.h */
-#define _WIN32_WINDOWS 0x0600		/* according to Microsoft's pdh.h */
-#define _WIN32_IE 0x0700			/* according to Microsoft's sdkddkver.h */
-#define NTDDI_VERSION 0x06000000	/* according to Microsoft's sdkddkver.h */
-#include <windows.h>
-#include <stdarg.h>
diff --git a/winforms/window.cpp b/winforms/window.cpp
deleted file mode 100644
index 830657de..00000000
--- a/winforms/window.cpp
+++ /dev/null
@@ -1,165 +0,0 @@
-// 25 november 2015
-#include "uipriv_winforms.hpp"
-
-// TODO save alignment of children?
-
-ref class libuiForm : public Form {
-public:
-	uiWindow *w;
-//	void onClosing(Object ^sender, CancelEventArgs ^e);
-};
-
-struct uiWindow {
-	uiWindowsControl c;
-	gcroot<libuiForm ^> *form;
-
-	uiControl *child;
-	int margined;
-
-	int (*onClosing)(uiWindow *, void *);
-	void *onClosingData;
-//	gcroot<CancelEventHandler ^> *onClosingDelegate;
-};
-
-static void onDestroy(uiWindow *);
-
-uiWindowsDefineControlWithOnDestroy(
-	uiWindow,							// type name
-	uiWindowType,							// type function
-	window,								// handle
-	onDestroy(hthis);						// on destroy
-)
-
-/*
-void libuiWindow::onClosing(Object ^sender, CancelEventArgs ^e)
-{
-	// TODO copy comments
-	if ((*(this->w->onClosing))(this->w, this->w->onClosingData))
-		uiControlDestroy(uiControl(this->w));
-	e->Cancel = true;
-}
-*/
-
-static int defaultOnClosing(uiWindow *w, void *data)
-{
-	return 0;
-}
-
-static void onDestroy(uiWindow *w)
-{
-/*
-	// first hide the window
-	(*(w->window))->Hide();
-	// take off the closing event; otherwise it will be recursed
-	(*(w->window))->Closing -= *(w->onClosingDelegate);
-	delete w->onClosingDelegate;
-	// then destroy the child
-	if (w->child != NULL) {
-		(*(w->border))->Child = nullptr;
-		uiControlSetParent(w->child, NULL);
-		uiControlDestroy(w->child);
-	}
-	// clean up remaining .net objects
-	delete w->border;
-*/
-}
-
-static void windowCommitShow(uiControl *c)
-{
-	uiWindow *w = uiWindow(c);
-
-	// TODO does this behave properly in re presentation?
-	(*(w->window))->Show();
-}
-
-static void windowCommitHide(uiControl *c)
-{
-	uiWindow *w = uiWindow(c);
-
-	(*(w->window))->Hide();
-}
-
-static void windowContainerUpdateState(uiControl *c)
-{
-	uiWindow *w = uiWindow(c);
-
-	if (w->child != NULL)
-		controlUpdateState(w->child);
-}
-
-char *uiWindowTitle(uiWindow *w)
-{
-	return uiWindowsCLRStringToText((*(w->window))->Text);
-}
-
-void uiWindowSetTitle(uiWindow *w, const char *title)
-{
-	(*(w->window))->Text = fromUTF8(title);
-}
-
-void uiWindowOnClosing(uiWindow *w, int (*f)(uiWindow *, void *), void *data)
-{
-	w->onClosing = f;
-	w->onClosingData = data;
-}
-
-void uiWindowSetChild(uiWindow *w, uiControl *child)
-{
-	if (w->child != NULL) {
-		uiControlSetParent(w->child, NULL);
-//		(*(w->border))->Child = nullptr;
-	}
-	w->child = child;
-	if (w->child != NULL) {
-//		(*(w->border))->Child = genericHandle(w->child);
-		uiControlSetParent(w->child, uiControl(w));
-	}
-}
-
-int uiWindowMargined(uiWindow *w)
-{
-	return w->margined;
-}
-
-void uiWindowSetMargined(uiWindow *w, int margined)
-{
-	w->margined = margined;
-/*	// TODO margin or padding?
-	if (w->margined)
-		(*(w->border))->Margin = Thickness(10, 10, 10, 10);
-	else
-		(*(w->border))->Margin = Thickness(0, 0, 0, 0);
-*/}
-
-uiWindow *uiNewWindow(const char *title, int width, int height, int hasMenubar)
-{
-	uiWindow *w;
-
-	w = (uiWindow *) uiNewControl(uiWindowType());
-
-	w->form = new gcroot<libuiForm ^>();
-	*(w->form) = gcnew libuiForm();
-	(*(w->form))->w = w;
-
-	(*(w->window))->Text = fromUTF8(title);
-//	(*(w->window))->ClientSize = xxxxx(width, height);
-
-	// TODO background color?
-
-/*	w->border = new gcroot<Border ^>();
-	*(w->border) = gcnew Border();
-	(*(w->window))->Content = *(w->border);
-
-	w->onClosingDelegate = new gcroot<CancelEventHandler ^>();
-	*(w->onClosingDelegate) = gcnew CancelEventHandler(*(w->window),
-		&libuiWindow::onClosing);
-	(*(w->window))->Closing += *(w->onClosingDelegate);
-*/	uiWindowOnClosing(w, defaultOnClosing, NULL);
-
-	uiWindowsFinishNewControl(w, uiWindow, window);
-	uiControl(w)->CommitShow = windowCommitShow;
-	uiControl(w)->CommitHide = windowCommitHide;
-	uiControl(w)->ContainerUpdateState = windowContainerUpdateState;
-
-	return w;
-}