diff --git a/redo/reredo/darwin/progressbar.m b/redo/reredo/darwin/progressbar.m
new file mode 100644
index 00000000..d069d70b
--- /dev/null
+++ b/redo/reredo/darwin/progressbar.m
@@ -0,0 +1,37 @@
+// 14 august 2015
+#import "uipriv_darwin.h"
+
+struct uiProgressBar {
+	uiDarwinControl c;
+	NSProgressIndicator *pi;
+};
+
+uiDarwinDefineControl(
+	uiProgressBar,							// type name
+	uiProgressBarType,						// type function
+	pi									// handle
+)
+
+void uiProgressbarSetValue(uiProgressBar *p, int value)
+{
+	if (value < 0 || value > 100)
+		complain("value %d out of range in progressbarSetValue()", value);
+	// TODO
+}
+
+uiProgressBar *uiNewProgressBar(void)
+{
+	uiProgressBar *p;
+
+	p = (uiProgressBar *) uiNewControl(uiProgressBarType());
+
+	p->pi = [[NSProgressIndicator alloc] initWithFrame:NSZeroRect];
+	[p->pi setControlSize:NSRegularControlSize];
+	[p->pi setBezeled:YES];
+	[p->pi setStyle:NSProgressIndicatorBarStyle];
+	[p->pi setIndeterminate:NO];
+
+	uiDarwinFinishNewControl(p, uiProgressBar);
+
+	return p;
+}
diff --git a/redo/reredo/darwin/radiobuttons.m b/redo/reredo/darwin/radiobuttons.m
new file mode 100644
index 00000000..0b07bb94
--- /dev/null
+++ b/redo/reredo/darwin/radiobuttons.m
@@ -0,0 +1,33 @@
+// 14 august 2015
+#import "uipriv_darwin.h"
+
+struct uiRadioButtons {
+	uiDarwinControl c;
+	NSTextField *dummy;
+};
+
+uiDarwinDefineControl(
+	uiRadioButtons,						// type name
+	uiRadioButtonsType,						// type function
+	dummy								// handle
+)
+
+void uiRadioButtonsAppend(uiRadioButtons *r, const char *text)
+{
+	// TODO
+	uiControlQueueResize(uiControl(r));
+}
+
+uiRadioButtons *uiNewRadioButtons(void)
+{
+	uiRadioButtons *r;
+
+	r = (uiRadioButtons *) uiNewControl(uiRadioButtonsType());
+
+	r->dummy = [[NSTextField alloc] initWithFrame:NSZeroRect];
+	[r->dummy setStringValue:@"TODO uiRadioButtons not implemented"];
+
+	uiDarwinFinishNewControl(r, uiRadioButtons);
+
+	return r;
+}
diff --git a/redo/reredo/darwin/separator.m b/redo/reredo/darwin/separator.m
new file mode 100644
index 00000000..3042f998
--- /dev/null
+++ b/redo/reredo/darwin/separator.m
@@ -0,0 +1,33 @@
+// 14 august 2015
+#import "uipriv_darwin.h"
+
+// TODO sizing
+// namely, figure out how horizontal and vertical work
+
+struct uiSeparator {
+	uiDarwinControl c;
+	NSBox *box;
+};
+
+uiDarwinDefineControl(
+	uiSeparator,							// type name
+	uiSeparatorType,						// type function
+	box									// handle
+)
+
+uiSeparator *uiNewHorizontalSeparator(void)
+{
+	uiSeparator *s;
+
+	s = (uiSeparator *) uiNewControl(uiSeparatorType());
+
+	s->box = [[NSBox alloc] initWithFrame:NSZeroRect];
+	[s->box setBoxType:NSBoxSeparator];
+//TODO	[s->box setBorderType:TODO];
+	[s->box setTransparent:NO];
+	[s->box setTitlePosition:NSNoTitle];
+
+	uiDarwinFinishNewControl(s, uiSeparator);
+
+	return s;
+}
diff --git a/redo/reredo/darwin/slider.m b/redo/reredo/darwin/slider.m
new file mode 100644
index 00000000..b31ff724
--- /dev/null
+++ b/redo/reredo/darwin/slider.m
@@ -0,0 +1,63 @@
+// 14 august 2015
+#import "uipriv_darwin.h"
+
+// TODO events
+
+type uiSlider {
+	uiDarwinControl c;
+	NSSlider *slider;
+	void (*onChanged)(uiSlider *, void *);
+	void *onChangedData;
+};
+
+uiDarwinDefineControl(
+	uiSlider,								// type name
+	uiSliderType,							// type function
+	slider								// handle
+)
+
+intmax_t uiSliderValue(uiSlider *s)
+{
+	return PUT_CODE_HERE;
+}
+
+void uiSliderSetValue(uiSlider *s, intmax_t value)
+{
+	// TODO
+}
+
+void uiSliderOnChanged(uiSlider *s, void (*f)(uiSlider *, void *), void *data)
+{
+	s->onChanged = f;
+	s->onChangedData = data;
+}
+
+static void defaultOnChanged(uiSlider *s, void *data)
+{
+	// do nothing
+}
+
+uiSlider *uiNewSlider(intmax_t min, intmax_t max)
+{
+	uiSlider *s;
+	NSSliderCell *cell;
+
+	s = (uiSlider *) uiNewControl(uiSliderType());
+
+	s->slider = [[NSSlider alloc] initWithFrame:NSZeroRect];
+	// TODO vertical is defined by wider than tall
+	[s->slider setMinValue:min];
+	[s->slider setMaxValue:max];
+	[s->slider setAllowsTickMarkValuesOnly:NO];
+	[s->slider setNumberOfTickMarks:0];
+	[s->slider setTickMarkPosition:NSTickMarkAbove];
+
+	cell = (NSSliderCell *) [s->slider cell];
+	[cell setSliderType:NSLinearSlider];
+
+	uiSliderOnChanged(s, defaultOnChanged, NULL);
+
+	uiDarwinFinishNewControl(s, uiSlider);
+
+	return s;
+}
diff --git a/redo/reredo/darwin/spinbox.m b/redo/reredo/darwin/spinbox.m
new file mode 100644
index 00000000..b6555766
--- /dev/null
+++ b/redo/reredo/darwin/spinbox.m
@@ -0,0 +1,52 @@
+// 14 august 2015
+#import "uipriv_darwin.h"
+
+struct uiSpinbox {
+	uiDarwinControl c;
+	NSTextField *dummy;
+	void (*onChanged)(uiSpinbox *, void *);
+	void *onChangedData;
+};
+
+uiDarwinDefineControl(
+	uiSpinbox,							// type name
+	uiSpinboxType,						// type function
+	dummy								// handle
+)
+
+intmax_t uiSpinboxValue(uiSpinbox *s)
+{
+	return PUT_CODE_HERE;
+}
+
+void uiSpinboxSetValue(uiSpinbox *s, intmax_t value)
+{
+	// TODO
+}
+
+void uiSpinboxOnChanged(uiSpinbox *s, void (*f)(uiSpinbox *, void *), void *data)
+{
+	s->onChanged = f;
+	s->onChangedData = data;
+}
+
+static void defaultOnChanged(uiSpinbox *s, void *data)
+{
+	// do nothing
+}
+
+uiSpinbox *uiNewSpinbox(void)
+{
+	uiSpinbox *s;
+
+	s = (uiSpinbox *) uiNewControl(uiSpinboxType());
+
+	s->dummy = [[NSTextField alloc] initWithFrame:NSZeroRect];
+	[s->dummy setStringValue:@"TODO uiSpinbox not implemented"];
+
+	uiSpinboxSetOnChanged(s, defaultOnChanged, NULL);
+
+	uiDarwinFinishNewControl(s, uiSpinbox);
+
+	return s;
+}