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Diffstat (limited to 'hidapi/testgui/test.cpp')
| -rw-r--r-- | hidapi/testgui/test.cpp | 532 |
1 files changed, 532 insertions, 0 deletions
diff --git a/hidapi/testgui/test.cpp b/hidapi/testgui/test.cpp new file mode 100644 index 0000000..538db79 --- /dev/null +++ b/hidapi/testgui/test.cpp @@ -0,0 +1,532 @@ +/******************************************************* + Demo Program for HIDAPI + + Alan Ott + Signal 11 Software + + 2010-07-20 + + Copyright 2010, All Rights Reserved + + This contents of this file may be used by anyone + for any reason without any conditions and may be + used as a starting point for your own applications + which use HIDAPI. +********************************************************/ + + +#include <fx.h> + +#include "hidapi.h" +#include "mac_support.h" +#include <string.h> +#include <stdlib.h> +#include <limits.h> + +#ifdef _WIN32 + // Thanks Microsoft, but I know how to use strncpy(). + #pragma warning(disable:4996) +#endif + +class MainWindow : public FXMainWindow { + FXDECLARE(MainWindow) + +public: + enum { + ID_FIRST = FXMainWindow::ID_LAST, + ID_CONNECT, + ID_DISCONNECT, + ID_RESCAN, + ID_SEND_OUTPUT_REPORT, + ID_SEND_FEATURE_REPORT, + ID_GET_FEATURE_REPORT, + ID_CLEAR, + ID_TIMER, + ID_MAC_TIMER, + ID_LAST, + }; + +private: + FXList *device_list; + FXButton *connect_button; + FXButton *disconnect_button; + FXButton *rescan_button; + FXButton *output_button; + FXLabel *connected_label; + FXTextField *output_text; + FXTextField *output_len; + FXButton *feature_button; + FXButton *get_feature_button; + FXTextField *feature_text; + FXTextField *feature_len; + FXTextField *get_feature_text; + FXText *input_text; + FXFont *title_font; + + struct hid_device_info *devices; + hid_device *connected_device; + size_t getDataFromTextField(FXTextField *tf, char *buf, size_t len); + int getLengthFromTextField(FXTextField *tf); + + +protected: + MainWindow() {}; +public: + MainWindow(FXApp *a); + ~MainWindow(); + virtual void create(); + + long onConnect(FXObject *sender, FXSelector sel, void *ptr); + long onDisconnect(FXObject *sender, FXSelector sel, void *ptr); + long onRescan(FXObject *sender, FXSelector sel, void *ptr); + long onSendOutputReport(FXObject *sender, FXSelector sel, void *ptr); + long onSendFeatureReport(FXObject *sender, FXSelector sel, void *ptr); + long onGetFeatureReport(FXObject *sender, FXSelector sel, void *ptr); + long onClear(FXObject *sender, FXSelector sel, void *ptr); + long onTimeout(FXObject *sender, FXSelector sel, void *ptr); + long onMacTimeout(FXObject *sender, FXSelector sel, void *ptr); +}; + +// FOX 1.7 changes the timeouts to all be nanoseconds. +// Fox 1.6 had all timeouts as milliseconds. +#if (FOX_MINOR >= 7) + const int timeout_scalar = 1000*1000; +#else + const int timeout_scalar = 1; +#endif + +FXMainWindow *g_main_window; + + +FXDEFMAP(MainWindow) MainWindowMap [] = { + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_CONNECT, MainWindow::onConnect ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_DISCONNECT, MainWindow::onDisconnect ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_RESCAN, MainWindow::onRescan ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_SEND_OUTPUT_REPORT, MainWindow::onSendOutputReport ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_SEND_FEATURE_REPORT, MainWindow::onSendFeatureReport ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_GET_FEATURE_REPORT, MainWindow::onGetFeatureReport ), + FXMAPFUNC(SEL_COMMAND, MainWindow::ID_CLEAR, MainWindow::onClear ), + FXMAPFUNC(SEL_TIMEOUT, MainWindow::ID_TIMER, MainWindow::onTimeout ), + FXMAPFUNC(SEL_TIMEOUT, MainWindow::ID_MAC_TIMER, MainWindow::onMacTimeout ), +}; + +FXIMPLEMENT(MainWindow, FXMainWindow, MainWindowMap, ARRAYNUMBER(MainWindowMap)); + +MainWindow::MainWindow(FXApp *app) + : FXMainWindow(app, "HIDAPI Test Application", NULL, NULL, DECOR_ALL, 200,100, 425,700) +{ + devices = NULL; + connected_device = NULL; + + FXVerticalFrame *vf = new FXVerticalFrame(this, LAYOUT_FILL_Y|LAYOUT_FILL_X); + + FXLabel *label = new FXLabel(vf, "HIDAPI Test Tool"); + title_font = new FXFont(getApp(), "Arial", 14, FXFont::Bold); + label->setFont(title_font); + + new FXLabel(vf, + "Select a device and press Connect.", NULL, JUSTIFY_LEFT); + new FXLabel(vf, + "Output data bytes can be entered in the Output section, \n" + "separated by space, comma or brackets. Data starting with 0x\n" + "is treated as hex. Data beginning with a 0 is treated as \n" + "octal. All other data is treated as decimal.", NULL, JUSTIFY_LEFT); + new FXLabel(vf, + "Data received from the device appears in the Input section.", + NULL, JUSTIFY_LEFT); + new FXLabel(vf, + "Optionally, a report length may be specified. Extra bytes are\n" + "padded with zeros. If no length is specified, the length is \n" + "inferred from the data.", + NULL, JUSTIFY_LEFT); + new FXLabel(vf, ""); + + // Device List and Connect/Disconnect buttons + FXHorizontalFrame *hf = new FXHorizontalFrame(vf, LAYOUT_FILL_X); + //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); + 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); + FXVerticalFrame *buttonVF = new FXVerticalFrame(hf); + connect_button = new FXButton(buttonVF, "Connect", NULL, this, ID_CONNECT, BUTTON_NORMAL|LAYOUT_FILL_X); + disconnect_button = new FXButton(buttonVF, "Disconnect", NULL, this, ID_DISCONNECT, BUTTON_NORMAL|LAYOUT_FILL_X); + disconnect_button->disable(); + rescan_button = new FXButton(buttonVF, "Re-Scan devices", NULL, this, ID_RESCAN, BUTTON_NORMAL|LAYOUT_FILL_X); + new FXHorizontalFrame(buttonVF, 0, 0,0,0,0, 0,0,50,0); + + connected_label = new FXLabel(vf, "Disconnected"); + + new FXHorizontalFrame(vf); + + // Output Group Box + FXGroupBox *gb = new FXGroupBox(vf, "Output", FRAME_GROOVE|LAYOUT_FILL_X); + FXMatrix *matrix = new FXMatrix(gb, 3, MATRIX_BY_COLUMNS|LAYOUT_FILL_X); + new FXLabel(matrix, "Data"); + new FXLabel(matrix, "Length"); + new FXLabel(matrix, ""); + + //hf = new FXHorizontalFrame(gb, LAYOUT_FILL_X); + output_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN); + output_text->setText("1 0x81 0"); + output_len = new FXTextField(matrix, 5, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN); + output_button = new FXButton(matrix, "Send Output Report", NULL, this, ID_SEND_OUTPUT_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X); + output_button->disable(); + //new FXHorizontalFrame(matrix, LAYOUT_FILL_X); + + //hf = new FXHorizontalFrame(gb, LAYOUT_FILL_X); + feature_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN); + feature_len = new FXTextField(matrix, 5, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN); + feature_button = new FXButton(matrix, "Send Feature Report", NULL, this, ID_SEND_FEATURE_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X); + feature_button->disable(); + + get_feature_text = new FXTextField(matrix, 30, NULL, 0, TEXTFIELD_NORMAL|LAYOUT_FILL_X|LAYOUT_FILL_COLUMN); + new FXWindow(matrix); + get_feature_button = new FXButton(matrix, "Get Feature Report", NULL, this, ID_GET_FEATURE_REPORT, BUTTON_NORMAL|LAYOUT_FILL_X); + get_feature_button->disable(); + + + // Input Group Box + gb = new FXGroupBox(vf, "Input", FRAME_GROOVE|LAYOUT_FILL_X|LAYOUT_FILL_Y); + FXVerticalFrame *innerVF = new FXVerticalFrame(gb, LAYOUT_FILL_X|LAYOUT_FILL_Y); + 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); + input_text->setEditable(false); + new FXButton(innerVF, "Clear", NULL, this, ID_CLEAR, BUTTON_NORMAL|LAYOUT_RIGHT); + + +} + +MainWindow::~MainWindow() +{ + if (connected_device) + hid_close(connected_device); + hid_exit(); + delete title_font; +} + +void +MainWindow::create() +{ + FXMainWindow::create(); + show(); + + onRescan(NULL, 0, NULL); + + +#ifdef __APPLE__ + init_apple_message_system(); +#endif + + getApp()->addTimeout(this, ID_MAC_TIMER, + 50 * timeout_scalar /*50ms*/); +} + +long +MainWindow::onConnect(FXObject *sender, FXSelector sel, void *ptr) +{ + if (connected_device != NULL) + return 1; + + FXint cur_item = device_list->getCurrentItem(); + if (cur_item < 0) + return -1; + FXListItem *item = device_list->getItem(cur_item); + if (!item) + return -1; + struct hid_device_info *device_info = (struct hid_device_info*) item->getData(); + if (!device_info) + return -1; + + connected_device = hid_open_path(device_info->path); + + if (!connected_device) { + FXMessageBox::error(this, MBOX_OK, "Device Error", "Unable To Connect to Device"); + return -1; + } + + hid_set_nonblocking(connected_device, 1); + + getApp()->addTimeout(this, ID_TIMER, + 5 * timeout_scalar /*5ms*/); + + FXString s; + s.format("Connected to: %04hx:%04hx -", device_info->vendor_id, device_info->product_id); + s += FXString(" ") + device_info->manufacturer_string; + s += FXString(" ") + device_info->product_string; + connected_label->setText(s); + output_button->enable(); + feature_button->enable(); + get_feature_button->enable(); + connect_button->disable(); + disconnect_button->enable(); + input_text->setText(""); + + + return 1; +} + +long +MainWindow::onDisconnect(FXObject *sender, FXSelector sel, void *ptr) +{ + hid_close(connected_device); + connected_device = NULL; + connected_label->setText("Disconnected"); + output_button->disable(); + feature_button->disable(); + get_feature_button->disable(); + connect_button->enable(); + disconnect_button->disable(); + + getApp()->removeTimeout(this, ID_TIMER); + + return 1; +} + +long +MainWindow::onRescan(FXObject *sender, FXSelector sel, void *ptr) +{ + struct hid_device_info *cur_dev; + + device_list->clearItems(); + + // List the Devices + hid_free_enumeration(devices); + devices = hid_enumerate(0x0, 0x0); + cur_dev = devices; + while (cur_dev) { + // Add it to the List Box. + FXString s; + FXString usage_str; + s.format("%04hx:%04hx -", cur_dev->vendor_id, cur_dev->product_id); + s += FXString(" ") + cur_dev->manufacturer_string; + s += FXString(" ") + cur_dev->product_string; + usage_str.format(" (usage: %04hx:%04hx) ", cur_dev->usage_page, cur_dev->usage); + s += usage_str; + FXListItem *li = new FXListItem(s, NULL, cur_dev); + device_list->appendItem(li); + + cur_dev = cur_dev->next; + } + + if (device_list->getNumItems() == 0) + device_list->appendItem("*** No Devices Connected ***"); + else { + device_list->selectItem(0); + } + + return 1; +} + +size_t +MainWindow::getDataFromTextField(FXTextField *tf, char *buf, size_t len) +{ + const char *delim = " ,{}\t\r\n"; + FXString data = tf->getText(); + const FXchar *d = data.text(); + size_t i = 0; + + // Copy the string from the GUI. + size_t sz = strlen(d); + char *str = (char*) malloc(sz+1); + strcpy(str, d); + + // For each token in the string, parse and store in buf[]. + char *token = strtok(str, delim); + while (token) { + char *endptr; + long int val = strtol(token, &endptr, 0); + buf[i++] = val; + token = strtok(NULL, delim); + } + + free(str); + return i; +} + +/* getLengthFromTextField() + Returns length: + 0: empty text field + >0: valid length + -1: invalid length */ +int +MainWindow::getLengthFromTextField(FXTextField *tf) +{ + long int len; + FXString str = tf->getText(); + size_t sz = str.length(); + + if (sz > 0) { + char *endptr; + len = strtol(str.text(), &endptr, 0); + if (endptr != str.text() && *endptr == '\0') { + if (len <= 0) { + FXMessageBox::error(this, MBOX_OK, "Invalid length", "Enter a length greater than zero."); + return -1; + } + return len; + } + else + return -1; + } + + return 0; +} + +long +MainWindow::onSendOutputReport(FXObject *sender, FXSelector sel, void *ptr) +{ + char buf[256]; + size_t data_len, len; + int textfield_len; + + memset(buf, 0x0, sizeof(buf)); + textfield_len = getLengthFromTextField(output_len); + data_len = getDataFromTextField(output_text, buf, sizeof(buf)); + + if (textfield_len < 0) { + FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is invalid. Please enter a number in hex, octal, or decimal."); + return 1; + } + + if (textfield_len > sizeof(buf)) { + FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is too long."); + return 1; + } + + len = (textfield_len)? textfield_len: data_len; + + int res = hid_write(connected_device, (const unsigned char*)buf, len); + if (res < 0) { + FXMessageBox::error(this, MBOX_OK, "Error Writing", "Could not write to device. Error reported was: %ls", hid_error(connected_device)); + } + + return 1; +} + +long +MainWindow::onSendFeatureReport(FXObject *sender, FXSelector sel, void *ptr) +{ + char buf[256]; + size_t data_len, len; + int textfield_len; + + memset(buf, 0x0, sizeof(buf)); + textfield_len = getLengthFromTextField(feature_len); + data_len = getDataFromTextField(feature_text, buf, sizeof(buf)); + + if (textfield_len < 0) { + FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is invalid. Please enter a number in hex, octal, or decimal."); + return 1; + } + + if (textfield_len > sizeof(buf)) { + FXMessageBox::error(this, MBOX_OK, "Invalid length", "Length field is too long."); + return 1; + } + + len = (textfield_len)? textfield_len: data_len; + + int res = hid_send_feature_report(connected_device, (const unsigned char*)buf, len); + if (res < 0) { + FXMessageBox::error(this, MBOX_OK, "Error Writing", "Could not send feature report to device. Error reported was: %ls", hid_error(connected_device)); + } + + return 1; +} + +long +MainWindow::onGetFeatureReport(FXObject *sender, FXSelector sel, void *ptr) +{ + char buf[256]; + size_t len; + + memset(buf, 0x0, sizeof(buf)); + len = getDataFromTextField(get_feature_text, buf, sizeof(buf)); + + if (len != 1) { + FXMessageBox::error(this, MBOX_OK, "Too many numbers", "Enter only a single report number in the text field"); + } + + int res = hid_get_feature_report(connected_device, (unsigned char*)buf, sizeof(buf)); + if (res < 0) { + FXMessageBox::error(this, MBOX_OK, "Error Getting Report", "Could not get feature report from device. Error reported was: %ls", hid_error(connected_device)); + } + + if (res > 0) { + FXString s; + s.format("Returned Feature Report. %d bytes:\n", res); + for (int i = 0; i < res; i++) { + FXString t; + t.format("%02hhx ", buf[i]); + s += t; + if ((i+1) % 4 == 0) + s += " "; + if ((i+1) % 16 == 0) + s += "\n"; + } + s += "\n"; + input_text->appendText(s); + input_text->setBottomLine(INT_MAX); + } + + return 1; +} + +long +MainWindow::onClear(FXObject *sender, FXSelector sel, void *ptr) +{ + input_text->setText(""); + return 1; +} + +long +MainWindow::onTimeout(FXObject *sender, FXSelector sel, void *ptr) +{ + unsigned char buf[256]; + int res = hid_read(connected_device, buf, sizeof(buf)); + + if (res > 0) { + FXString s; + s.format("Received %d bytes:\n", res); + for (int i = 0; i < res; i++) { + FXString t; + t.format("%02hhx ", buf[i]); + s += t; + if ((i+1) % 4 == 0) + s += " "; + if ((i+1) % 16 == 0) + s += "\n"; + } + s += "\n"; + input_text->appendText(s); + input_text->setBottomLine(INT_MAX); + } + if (res < 0) { + input_text->appendText("hid_read() returned error\n"); + input_text->setBottomLine(INT_MAX); + } + + getApp()->addTimeout(this, ID_TIMER, + 5 * timeout_scalar /*5ms*/); + return 1; +} + +long +MainWindow::onMacTimeout(FXObject *sender, FXSelector sel, void *ptr) +{ +#ifdef __APPLE__ + check_apple_events(); + + getApp()->addTimeout(this, ID_MAC_TIMER, + 50 * timeout_scalar /*50ms*/); +#endif + + return 1; +} + +int main(int argc, char **argv) +{ + FXApp app("HIDAPI Test Application", "Signal 11 Software"); + app.init(argc, argv); + g_main_window = new MainWindow(&app); + app.create(); + app.run(); + return 0; +} |