Add uiDateTimePickerTime() APIs

darwin/datetimepicker.m

@@ -40,3 +40,15 @@ uiDateTimePicker *uiNewTimePicker(void)
 {
 	return finishNewDateTimePicker(NSHourMinuteSecondDatePickerElementFlag);
 }
+
+void uiDateTimePickerTime(uiDateTimePicker *d, struct tm *time)
+{
+}
+
+void uiDateTimePickerSetTime(uiDateTimePicker *d, const struct tm *time)
+{
+}
+
+void uiDateTimePickerOnChanged(uiDateTimePicker *d, void (*f)(uiDateTimePicker *, void *), void *data)
+{
+}

examples/CMakeLists.txt

@@ -23,6 +23,11 @@ _add_example(histogram
 	${_EXAMPLE_RESOURCES_RC}
 )
 
+_add_example(datetime
+	datetime/main.c
+	${_EXAMPLE_RESOURCES_RC}
+)
+
 _add_example(cpp-multithread
 	cpp-multithread/main.cpp
 	${_EXAMPLE_RESOURCES_RC}
@@ -53,4 +58,5 @@ add_custom_target(examples
 		histogram
 		cpp-multithread
 		drawtext
+		datetime
 		timer)

examples/datetime/main.c

@@ -0,0 +1,132 @@
+#include <string.h>
+#include <stdlib.h>
+#include <time.h>
+#include "../../ui.h"
+
+uiDateTimePicker *dtboth, *dtdate, *dttime;
+
+const char * timeFormat(uiDateTimePicker *d)
+{
+	const char *fmt;
+
+	if (d == dtboth)
+		fmt = "%c";
+	else if (d == dtdate)
+		fmt = "%x";
+	else if (d == dttime)
+		fmt = "%X";
+	else
+		fmt = "";
+
+	return fmt;
+}
+
+void onChanged(uiDateTimePicker *d, void *data)
+{
+	struct tm time;
+	char buf[64];
+
+	uiDateTimePickerTime(d, &time);
+	strftime(buf, sizeof(buf), timeFormat(d), &time);
+	uiLabelSetText(uiLabel(data), buf);
+}
+
+void onClicked(uiButton *b, void *data)
+{
+	intptr_t now;
+	time_t t;
+	struct tm tmbuf;
+
+	now = (intptr_t) data;
+	t = 0;
+	if (now)
+		t = time(NULL);
+	tmbuf = *localtime(&t);
+
+	if (now) {
+		uiDateTimePickerSetTime(dtdate, &tmbuf);
+		uiDateTimePickerSetTime(dttime, &tmbuf);
+	}
+	else
+		uiDateTimePickerSetTime(dtboth, &tmbuf);
+}
+
+int onClosing(uiWindow *w, void *data)
+{
+	uiQuit();
+	return 1;
+}
+
+int main(void)
+{
+	uiInitOptions o;
+	uiWindow *w;
+	uiGrid *g;
+	uiLabel *l;
+	uiButton *b;
+
+	memset(&o, 0, sizeof (uiInitOptions));
+	if (uiInit(&o) != NULL)
+		abort();
+
+	w = uiNewWindow("Date / Time", 320, 240, 0);
+	uiWindowSetMargined(w, 1);
+
+	g = uiNewGrid();
+	uiGridSetPadded(g, 1);
+	uiWindowSetChild(w, uiControl(g));
+
+	dtboth = uiNewDateTimePicker();
+	dtdate = uiNewDatePicker();
+	dttime = uiNewTimePicker();
+
+	uiGridAppend(g, uiControl(dtboth),
+		0, 0, 2, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+	uiGridAppend(g, uiControl(dtdate),
+		0, 1, 1, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+	uiGridAppend(g, uiControl(dttime),
+		1, 1, 1, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+
+	uiGridAppend(g, uiControl(uiNewVerticalSeparator()),
+		0, 2, 2, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+
+	l = uiNewLabel("");
+	uiGridAppend(g, uiControl(l),
+		0, 3, 2, 1,
+		1, uiAlignCenter, 0, uiAlignFill);
+	uiDateTimePickerOnChanged(dtboth, onChanged, l);
+	l = uiNewLabel("");
+	uiGridAppend(g, uiControl(l),
+		0, 4, 1, 1,
+		1, uiAlignCenter, 0, uiAlignFill);
+	uiDateTimePickerOnChanged(dtdate, onChanged, l);
+	l = uiNewLabel("");
+	uiGridAppend(g, uiControl(l),
+		1, 4, 1, 1,
+		1, uiAlignCenter, 0, uiAlignFill);
+	uiDateTimePickerOnChanged(dttime, onChanged, l);
+
+	uiGridAppend(g, uiControl(uiNewVerticalSeparator()),
+		0, 5, 2, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+
+	b = uiNewButton("Now");
+	uiButtonOnClicked(b, onClicked, (void *) 1);
+	uiGridAppend(g, uiControl(b),
+		0, 6, 1, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+	b = uiNewButton("Unix epoch");
+	uiButtonOnClicked(b, onClicked, (void *) 0);
+	uiGridAppend(g, uiControl(b),
+		1, 6, 1, 1,
+		1, uiAlignFill, 0, uiAlignFill);
+
+	uiWindowOnClosing(w, onClosing, NULL);
+	uiControlShow(uiControl(w));
+	uiMain();
+	return 0;
+}

ui.h

@@ -248,8 +248,12 @@ _UI_EXTERN void uiRadioButtonsSetSelected(uiRadioButtons *r, int n);
 _UI_EXTERN void uiRadioButtonsOnSelected(uiRadioButtons *r, void (*f)(uiRadioButtons *, void *), void *data);
 _UI_EXTERN uiRadioButtons *uiNewRadioButtons(void);
 
+struct tm;
 typedef struct uiDateTimePicker uiDateTimePicker;
 #define uiDateTimePicker(this) ((uiDateTimePicker *) (this))
+_UI_EXTERN void uiDateTimePickerTime(uiDateTimePicker *d, struct tm *time);
+_UI_EXTERN void uiDateTimePickerSetTime(uiDateTimePicker *d, const struct tm *time);
+_UI_EXTERN void uiDateTimePickerOnChanged(uiDateTimePicker *d, void (*f)(uiDateTimePicker *, void *), void *data);
 _UI_EXTERN uiDateTimePicker *uiNewDateTimePicker(void);
 _UI_EXTERN uiDateTimePicker *uiNewDatePicker(void);
 _UI_EXTERN uiDateTimePicker *uiNewTimePicker(void);

unix/datetimepicker.c

@@ -597,3 +597,15 @@ uiDateTimePicker *uiNewTimePicker(void)
 {
 	return finishNewDateTimePicker(newTP);
 }
+
+void uiDateTimePickerTime(uiDateTimePicker *d, struct tm *time)
+{
+}
+
+void uiDateTimePickerSetTime(uiDateTimePicker *d, const struct tm *time)
+{
+}
+
+void uiDateTimePickerOnChanged(uiDateTimePicker *d, void (*f)(uiDateTimePicker *, void *), void *data)
+{
+}

windows/datetimepicker.cpp

@@ -189,3 +189,15 @@ uiDateTimePicker *uiNewTimePicker(void)
 {
 	return finishNewDateTimePicker(DTS_TIMEFORMAT);
 }
+
+void uiDateTimePickerTime(uiDateTimePicker *d, struct tm *time)
+{
+}
+
+void uiDateTimePickerSetTime(uiDateTimePicker *d, const struct tm *time)
+{
+}
+
+void uiDateTimePickerOnChanged(uiDateTimePicker *d, void (*f)(uiDateTimePicker *, void *), void *data)
+{
+}