sl@0: /*******************************************************
sl@0:  Demo Program for HIDAPI
sl@0:  
sl@0:  Alan Ott
sl@0:  Signal 11 Software
sl@0: 
sl@0:  2010-07-20
sl@0: 
sl@0:  Copyright 2010, All Rights Reserved
sl@0:  
sl@0:  This contents of this file may be used by anyone
sl@0:  for any reason without any conditions and may be
sl@0:  used as a starting point for your own applications
sl@0:  which use HIDAPI.
sl@0: ********************************************************/
sl@0: 
sl@0: 
sl@0: #include <fx.h>
sl@0: 
sl@0: #include "hidapi.h"
sl@0: #include "mac_support.h"
sl@0: #include <string.h>
sl@0: #include <stdlib.h>
sl@0: #include <limits.h>
sl@0: 
sl@0: #ifdef _WIN32
sl@0: 	// Thanks Microsoft, but I know how to use strncpy().
sl@0: 	#pragma warning(disable:4996)
sl@0: #endif
sl@0: 
sl@0: class MainWindow : public FXMainWindow {
sl@0: 	FXDECLARE(MainWindow)
sl@0: 	
sl@0: public:
sl@0: 	enum {
sl@0: 		ID_FIRST = FXMainWindow::ID_LAST,
sl@0: 		ID_CONNECT,
sl@0: 		ID_DISCONNECT,
sl@0: 		ID_RESCAN,
sl@0: 		ID_SEND_OUTPUT_REPORT,
sl@0: 		ID_SEND_FEATURE_REPORT,
sl@0: 		ID_GET_FEATURE_REPORT,
sl@0: 		ID_CLEAR,
sl@0: 		ID_TIMER,
sl@0: 		ID_MAC_TIMER,
sl@0: 		ID_LAST,
sl@0: 	};
sl@0: 	
sl@0: private:
sl@0: 	FXList *device_list;
sl@0: 	FXButton *connect_button;
sl@0: 	FXButton *disconnect_button;
sl@0: 	FXButton *rescan_button;
sl@0: 	FXButton *output_button;
sl@0: 	FXLabel *connected_label;
sl@0: 	FXTextField *output_text;
sl@0: 	FXTextField *output_len;
sl@0: 	FXButton *feature_button;
sl@0: 	FXButton *get_feature_button;
sl@0: 	FXTextField *feature_text;
sl@0: 	FXTextField *feature_len;
sl@0: 	FXTextField *get_feature_text;
sl@0: 	FXText *input_text;
sl@0: 	FXFont *title_font;
sl@0: 	
sl@0: 	struct hid_device_info *devices;
sl@0: 	hid_device *connected_device;
sl@0: 	size_t getDataFromTextField(FXTextField *tf, char *buf, size_t len);
sl@0: 	int getLengthFromTextField(FXTextField *tf);
sl@0: 
sl@0: 
sl@0: protected:
sl@0: 	MainWindow() {};
sl@0: public:
sl@0: 	MainWindow(FXApp *a);
sl@0: 	~MainWindow();
sl@0: 	virtual void create();
sl@0: 	
sl@0: 	long onConnect(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onDisconnect(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onRescan(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onSendOutputReport(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onSendFeatureReport(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onGetFeatureReport(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onClear(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onTimeout(FXObject *sender, FXSelector sel, void *ptr);
sl@0: 	long onMacTimeout(FXObject *sender, FXSelector sel, void *ptr);
sl@0: };
sl@0: 
sl@0: // FOX 1.7 changes the timeouts to all be nanoseconds.
sl@0: // Fox 1.6 had all timeouts as milliseconds.
sl@0: #if (FOX_MINOR >= 7)
sl@0: 	const int timeout_scalar = 1000*1000;
sl@0: #else
sl@0: 	const int timeout_scalar = 1;
sl@0: #endif
sl@0: 
sl@0: FXMainWindow *g_main_window;
sl@0: 
sl@0: 
sl@0: FXDEFMAP(MainWindow) MainWindowMap [] = {
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_CONNECT, MainWindow::onConnect ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_DISCONNECT, MainWindow::onDisconnect ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_RESCAN, MainWindow::onRescan ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_SEND_OUTPUT_REPORT, MainWindow::onSendOutputReport ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_SEND_FEATURE_REPORT, MainWindow::onSendFeatureReport ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_GET_FEATURE_REPORT, MainWindow::onGetFeatureReport ),
sl@0: 	FXMAPFUNC(SEL_COMMAND, MainWindow::ID_CLEAR, MainWindow::onClear ),
sl@0: 	FXMAPFUNC(SEL_TIMEOUT, MainWindow::ID_TIMER, MainWindow::onTimeout ),
sl@0: 	FXMAPFUNC(SEL_TIMEOUT, MainWindow::ID_MAC_TIMER, MainWindow::onMacTimeout ),
sl@0: };
sl@0: 
sl@0: FXIMPLEMENT(MainWindow, FXMainWindow, MainWindowMap, ARRAYNUMBER(MainWindowMap));
sl@0: 
sl@0: MainWindow::MainWindow(FXApp *app)
sl@0: 	: FXMainWindow(app, "HIDAPI Test Application", NULL, NULL, DECOR_ALL, 200,100, 425,700)
sl@0: {
sl@0: 	devices = NULL;
sl@0: 	connected_device = NULL;
sl@0: 
sl@0: 	FXVerticalFrame *vf = new FXVerticalFrame(this, LAYOUT_FILL_Y|LAYOUT_FILL_X);
sl@0: 
sl@0: 	FXLabel *label = new FXLabel(vf, "HIDAPI Test Tool");
sl@0: 	title_font = new FXFont(getApp(), "Arial", 14, FXFont::Bold);
sl@0: 	label->setFont(title_font);
sl@0: 	
sl@0: 	new FXLabel(vf,
sl@0: 		"Select a device and press Connect.", NULL, JUSTIFY_LEFT);
sl@0: 	new FXLabel(vf,
sl@0: 		"Output data bytes can be entered in the Output section, \n"
sl@0: 		"separated by space, comma or brackets. Data starting with 0x\n"
sl@0: 		"is treated as hex. Data beginning with a 0 is treated as \n"
sl@0: 		"octal. All other data is treated as decimal.", NULL, JUSTIFY_LEFT);
sl@0: 	new FXLabel(vf,
sl@0: 		"Data received from the device appears in the Input section.",
sl@0: 		NULL, JUSTIFY_LEFT);
sl@0: 	new FXLabel(vf,
sl@0: 		"Optionally, a report length may be specified. Extra bytes are\n"
sl@0: 		"padded with zeros. If no length is specified, the length is \n"
sl@0: 		"inferred from the data.",
sl@0: 		NULL, JUSTIFY_LEFT);
sl@0: 	new FXLabel(vf, "");
sl@0: 
sl@0: 	// Device List and Connect/Disconnect buttons
sl@0: 	FXHorizontalFrame *hf = new FXHorizontalFrame(vf, LAYOUT_FILL_X);
sl@0: 	//device_list = new FXList(new FXHorizontalFrame(hf,FRAME_SUNKEN|FRAME_THICK, 0,0,0,0, 0,0,0,0), NULL, 0, LISTBOX_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_Y|LAYOUT_FIX_WIDTH|LAYOUT_FIX_HEIGHT, 0,0,300,200);
sl@0: 	device_list = new FXList(new FXHorizontalFrame(hf,FRAME_SUNKEN|FRAME_THICK|LAYOUT_FILL_X|LAYOUT_FILL_Y, 0,0,0,0, 0,0,0,0), NULL, 0, LISTBOX_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_Y, 0,0,300,200);
sl@0: 	FXVerticalFrame *buttonVF = new FXVerticalFrame(hf);
sl@0: 	connect_button = new FXButton(buttonVF, "Connect", NULL, this, ID_CONNECT, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	disconnect_button = new FXButton(buttonVF, "Disconnect", NULL, this, ID_DISCONNECT, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	disconnect_button->disable();
sl@0: 	rescan_button = new FXButton(buttonVF, "Re-Scan devices", NULL, this, ID_RESCAN, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	new FXHorizontalFrame(buttonVF, 0, 0,0,0,0, 0,0,50,0);
sl@0: 
sl@0: 	connected_label = new FXLabel(vf, "Disconnected");
sl@0: 	
sl@0: 	new FXHorizontalFrame(vf);
sl@0: 	
sl@0: 	// Output Group Box
sl@0: 	FXGroupBox *gb = new FXGroupBox(vf, "Output", FRAME_GROOVE|LAYOUT_FILL_X);
sl@0: 	FXMatrix *matrix = new FXMatrix(gb, 3, MATRIX_BY_COLUMNS|LAYOUT_FILL_X);
sl@0: 	new FXLabel(matrix, "Data");
sl@0: 	new FXLabel(matrix, "Length");
sl@0: 	new FXLabel(matrix, "");
sl@0: 
sl@0: 	//hf = new FXHorizontalFrame(gb, LAYOUT_FILL_X);
sl@0: 	output_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN);
sl@0: 	output_text->setText("1 0x81 0");
sl@0: 	output_len = new FXTextField(matrix, 5, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN);
sl@0: 	output_button = new FXButton(matrix, "Send Output Report", NULL, this, ID_SEND_OUTPUT_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	output_button->disable();
sl@0: 	//new FXHorizontalFrame(matrix, LAYOUT_FILL_X);
sl@0: 
sl@0: 	//hf = new FXHorizontalFrame(gb, LAYOUT_FILL_X);
sl@0: 	feature_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN);
sl@0: 	feature_len = new FXTextField(matrix, 5, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN);
sl@0: 	feature_button = new FXButton(matrix, "Send Feature Report", NULL, this, ID_SEND_FEATURE_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	feature_button->disable();
sl@0: 
sl@0: 	get_feature_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN);
sl@0: 	new FXWindow(matrix);
sl@0: 	get_feature_button = new FXButton(matrix, "Get Feature Report", NULL, this, ID_GET_FEATURE_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X);
sl@0: 	get_feature_button->disable();
sl@0: 
sl@0: 
sl@0: 	// Input Group Box
sl@0: 	gb = new FXGroupBox(vf, "Input", FRAME_GROOVE|LAYOUT_FILL_X|LAYOUT_FILL_Y);
sl@0: 	FXVerticalFrame *innerVF = new FXVerticalFrame(gb, LAYOUT_FILL_X|LAYOUT_FILL_Y);
sl@0: 	input_text = new FXText(new FXHorizontalFrame(innerVF,LAYOUT_FILL_X|LAYOUT_FILL_Y|FRAME_SUNKEN|FRAME_THICK, 0,0,0,0, 0,0,0,0), NULL, 0, LAYOUT_FILL_X|LAYOUT_FILL_Y);
sl@0: 	input_text->setEditable(false);
sl@0: 	new FXButton(innerVF, "Clear", NULL, this, ID_CLEAR, BUTTON_NORMAL|LAYOUT_RIGHT);
sl@0: 	
sl@0: 
sl@0: }
sl@0: 
sl@0: MainWindow::~MainWindow()
sl@0: {
sl@0: 	if (connected_device)
sl@0: 		hid_close(connected_device);
sl@0: 	hid_exit();
sl@0: 	delete title_font;
sl@0: }
sl@0: 
sl@0: void
sl@0: MainWindow::create()
sl@0: {
sl@0: 	FXMainWindow::create();
sl@0: 	show();
sl@0: 
sl@0: 	onRescan(NULL, 0, NULL);
sl@0: 	
sl@0: 
sl@0: #ifdef __APPLE__
sl@0: 	init_apple_message_system();
sl@0: #endif
sl@0: 	
sl@0: 	getApp()->addTimeout(this, ID_MAC_TIMER,
sl@0: 		50 * timeout_scalar /*50ms*/);
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onConnect(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	if (connected_device != NULL)
sl@0: 		return 1;
sl@0: 	
sl@0: 	FXint cur_item = device_list->getCurrentItem();
sl@0: 	if (cur_item < 0)
sl@0: 		return -1;
sl@0: 	FXListItem *item = device_list->getItem(cur_item);
sl@0: 	if (!item)
sl@0: 		return -1;
sl@0: 	struct hid_device_info *device_info = (struct hid_device_info*) item->getData();
sl@0: 	if (!device_info)
sl@0: 		return -1;
sl@0: 	
sl@0: 	connected_device =  hid_open_path(device_info->path);
sl@0: 	
sl@0: 	if (!connected_device) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Device Error", "Unable To Connect to Device");
sl@0: 		return -1;
sl@0: 	}
sl@0: 	
sl@0: 	hid_set_nonblocking(connected_device, 1);
sl@0: 
sl@0: 	getApp()->addTimeout(this, ID_TIMER,
sl@0: 		5 * timeout_scalar /*5ms*/);
sl@0: 	
sl@0: 	FXString s;
sl@0: 	s.format("Connected to: %04hx:%04hx -", device_info->vendor_id, device_info->product_id);
sl@0: 	s += FXString(" ") + device_info->manufacturer_string;
sl@0: 	s += FXString(" ") + device_info->product_string;
sl@0: 	connected_label->setText(s);
sl@0: 	output_button->enable();
sl@0: 	feature_button->enable();
sl@0: 	get_feature_button->enable();
sl@0: 	connect_button->disable();
sl@0: 	disconnect_button->enable();
sl@0: 	input_text->setText("");
sl@0: 
sl@0: 
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onDisconnect(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	hid_close(connected_device);
sl@0: 	connected_device = NULL;
sl@0: 	connected_label->setText("Disconnected");
sl@0: 	output_button->disable();
sl@0: 	feature_button->disable();
sl@0: 	get_feature_button->disable();
sl@0: 	connect_button->enable();
sl@0: 	disconnect_button->disable();
sl@0: 
sl@0: 	getApp()->removeTimeout(this, ID_TIMER);
sl@0: 	
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onRescan(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	struct hid_device_info *cur_dev;
sl@0: 
sl@0: 	device_list->clearItems();
sl@0: 	
sl@0: 	// List the Devices
sl@0: 	hid_free_enumeration(devices);
sl@0: 	devices = hid_enumerate(0x0, 0x0);
sl@0: 	cur_dev = devices;	
sl@0: 	while (cur_dev) {
sl@0: 		// Add it to the List Box.
sl@0: 		FXString s;
sl@0: 		FXString usage_str;
sl@0: 		s.format("%04hx:%04hx -", cur_dev->vendor_id, cur_dev->product_id);
sl@0: 		s += FXString(" ") + cur_dev->manufacturer_string;
sl@0: 		s += FXString(" ") + cur_dev->product_string;
sl@0: 		usage_str.format(" (usage: %04hx:%04hx) ", cur_dev->usage_page, cur_dev->usage);
sl@0: 		s += usage_str;
sl@0: 		FXListItem *li = new FXListItem(s, NULL, cur_dev);
sl@0: 		device_list->appendItem(li);
sl@0: 		
sl@0: 		cur_dev = cur_dev->next;
sl@0: 	}
sl@0: 
sl@0: 	if (device_list->getNumItems() == 0)
sl@0: 		device_list->appendItem("*** No Devices Connected ***");
sl@0: 	else {
sl@0: 		device_list->selectItem(0);
sl@0: 	}
sl@0: 
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: size_t
sl@0: MainWindow::getDataFromTextField(FXTextField *tf, char *buf, size_t len)
sl@0: {
sl@0: 	const char *delim = " ,{}\t\r\n";
sl@0: 	FXString data = tf->getText();
sl@0: 	const FXchar *d = data.text();
sl@0: 	size_t i = 0;
sl@0: 	
sl@0: 	// Copy the string from the GUI.
sl@0: 	size_t sz = strlen(d);
sl@0: 	char *str = (char*) malloc(sz+1);
sl@0: 	strcpy(str, d);
sl@0: 	
sl@0: 	// For each token in the string, parse and store in buf[].
sl@0: 	char *token = strtok(str, delim);
sl@0: 	while (token) {
sl@0: 		char *endptr;
sl@0: 		long int val = strtol(token, &endptr, 0);
sl@0: 		buf[i++] = val;
sl@0: 		token = strtok(NULL, delim);
sl@0: 	}
sl@0: 	
sl@0: 	free(str);
sl@0: 	return i;
sl@0: }
sl@0: 
sl@0: /* getLengthFromTextField()
sl@0:    Returns length:
sl@0: 	 0: empty text field
sl@0: 	>0: valid length
sl@0: 	-1: invalid length */
sl@0: int
sl@0: MainWindow::getLengthFromTextField(FXTextField *tf)
sl@0: {
sl@0: 	long int len;
sl@0: 	FXString str = tf->getText();
sl@0: 	size_t sz = str.length();
sl@0: 
sl@0: 	if (sz > 0) {
sl@0: 		char *endptr;
sl@0: 		len = strtol(str.text(), &endptr, 0);
sl@0: 		if (endptr != str.text() && *endptr == '\0') {
sl@0: 			if (len <= 0) {
sl@0: 				FXMessageBox::error(this, MBOX_OK, "Invalid length", "Enter a length greater than zero.");
sl@0: 				return -1;
sl@0: 			}
sl@0: 			return len;
sl@0: 		}
sl@0: 		else
sl@0: 			return -1;
sl@0: 	}
sl@0: 
sl@0: 	return 0;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onSendOutputReport(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	char buf[256];
sl@0: 	size_t data_len, len;
sl@0: 	int textfield_len;
sl@0: 
sl@0: 	memset(buf, 0x0, sizeof(buf));
sl@0: 	textfield_len = getLengthFromTextField(output_len);
sl@0: 	data_len = getDataFromTextField(output_text, buf, sizeof(buf));
sl@0: 
sl@0: 	if (textfield_len < 0) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is invalid. Please enter a number in hex, octal, or decimal.");
sl@0: 		return 1;
sl@0: 	}
sl@0: 
sl@0: 	if (textfield_len > sizeof(buf)) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is too long.");
sl@0: 		return 1;
sl@0: 	}
sl@0: 
sl@0: 	len = (textfield_len)? textfield_len: data_len;
sl@0: 
sl@0: 	int res = hid_write(connected_device, (const unsigned char*)buf, len);
sl@0: 	if (res < 0) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Error Writing", "Could not write to device. Error reported was: %ls", hid_error(connected_device));
sl@0: 	}
sl@0: 	
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onSendFeatureReport(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	char buf[256];
sl@0: 	size_t data_len, len;
sl@0: 	int textfield_len;
sl@0: 
sl@0: 	memset(buf, 0x0, sizeof(buf));
sl@0: 	textfield_len = getLengthFromTextField(feature_len);
sl@0: 	data_len = getDataFromTextField(feature_text, buf, sizeof(buf));
sl@0: 
sl@0: 	if (textfield_len < 0) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is invalid. Please enter a number in hex, octal, or decimal.");
sl@0: 		return 1;
sl@0: 	}
sl@0: 
sl@0: 	if (textfield_len > sizeof(buf)) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is too long.");
sl@0: 		return 1;
sl@0: 	}
sl@0: 
sl@0: 	len = (textfield_len)? textfield_len: data_len;
sl@0: 
sl@0: 	int res = hid_send_feature_report(connected_device, (const unsigned char*)buf, len); 
sl@0: 	if (res < 0) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Error Writing", "Could not send feature report to device. Error reported was: %ls", hid_error(connected_device));
sl@0: 	}
sl@0: 
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onGetFeatureReport(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	char buf[256];
sl@0: 	size_t len;
sl@0: 
sl@0: 	memset(buf, 0x0, sizeof(buf));
sl@0: 	len = getDataFromTextField(get_feature_text, buf, sizeof(buf));
sl@0: 
sl@0: 	if (len != 1) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Too many numbers", "Enter only a single report number in the text field");
sl@0: 	}
sl@0: 
sl@0: 	int res = hid_get_feature_report(connected_device, (unsigned char*)buf, sizeof(buf));
sl@0: 	if (res < 0) {
sl@0: 		FXMessageBox::error(this, MBOX_OK, "Error Getting Report", "Could not get feature report from device. Error reported was: %ls", hid_error(connected_device));
sl@0: 	}
sl@0: 
sl@0: 	if (res > 0) {
sl@0: 		FXString s;
sl@0: 		s.format("Returned Feature Report. %d bytes:\n", res);
sl@0: 		for (int i = 0; i < res; i++) {
sl@0: 			FXString t;
sl@0: 			t.format("%02hhx ", buf[i]);
sl@0: 			s += t;
sl@0: 			if ((i+1) % 4 == 0)
sl@0: 				s += " ";
sl@0: 			if ((i+1) % 16 == 0)
sl@0: 				s += "\n";
sl@0: 		}
sl@0: 		s += "\n";
sl@0: 		input_text->appendText(s);
sl@0: 		input_text->setBottomLine(INT_MAX);
sl@0: 	}
sl@0: 	
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onClear(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	input_text->setText("");
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onTimeout(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: 	unsigned char buf[256];
sl@0: 	int res = hid_read(connected_device, buf, sizeof(buf));
sl@0: 	
sl@0: 	if (res > 0) {
sl@0: 		FXString s;
sl@0: 		s.format("Received %d bytes:\n", res);
sl@0: 		for (int i = 0; i < res; i++) {
sl@0: 			FXString t;
sl@0: 			t.format("%02hhx ", buf[i]);
sl@0: 			s += t;
sl@0: 			if ((i+1) % 4 == 0)
sl@0: 				s += " ";
sl@0: 			if ((i+1) % 16 == 0)
sl@0: 				s += "\n";
sl@0: 		}
sl@0: 		s += "\n";
sl@0: 		input_text->appendText(s);
sl@0: 		input_text->setBottomLine(INT_MAX);
sl@0: 	}
sl@0: 	if (res < 0) {
sl@0: 		input_text->appendText("hid_read() returned error\n");
sl@0: 		input_text->setBottomLine(INT_MAX);
sl@0: 	}
sl@0: 
sl@0: 	getApp()->addTimeout(this, ID_TIMER,
sl@0: 		5 * timeout_scalar /*5ms*/);
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: long
sl@0: MainWindow::onMacTimeout(FXObject *sender, FXSelector sel, void *ptr)
sl@0: {
sl@0: #ifdef __APPLE__
sl@0: 	check_apple_events();
sl@0: 	
sl@0: 	getApp()->addTimeout(this, ID_MAC_TIMER,
sl@0: 		50 * timeout_scalar /*50ms*/);
sl@0: #endif
sl@0: 
sl@0: 	return 1;
sl@0: }
sl@0: 
sl@0: int main(int argc, char **argv)
sl@0: {
sl@0: 	FXApp app("HIDAPI Test Application", "Signal 11 Software");
sl@0: 	app.init(argc, argv);
sl@0: 	g_main_window = new MainWindow(&app);
sl@0: 	app.create();
sl@0: 	app.run();
sl@0: 	return 0;
sl@0: }