diff options
Diffstat (limited to 'src/emu/ui/barcode.cpp')
-rw-r--r-- | src/emu/ui/barcode.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/emu/ui/barcode.cpp b/src/emu/ui/barcode.cpp new file mode 100644 index 00000000000..84f4b89250b --- /dev/null +++ b/src/emu/ui/barcode.cpp @@ -0,0 +1,154 @@ +// license:BSD-3-Clause +// copyright-holders:Fabio Priuli +/*************************************************************************** + + ui/barcode.c + + "Barcode Reader" control + +***************************************************************************/ + +#include "emu.h" +#include "ui/ui.h" +#include "ui/menu.h" +#include "ui/barcode.h" + +// itemrefs for key menu items +#define ITEMREF_NEW_BARCODE ((void *) 0x0001) +#define ITEMREF_ENTER_BARCODE ((void *) 0x0002) +#define ITEMREF_SELECT_READER ((void *) 0x0003) + + +/************************************************** + + BARCODE READER MENU + + **************************************************/ + + +//------------------------------------------------- +// ctor +//------------------------------------------------- + +ui_menu_barcode_reader::ui_menu_barcode_reader(running_machine &machine, render_container *container, barcode_reader_device *device) + : ui_menu_device_control<barcode_reader_device>(machine, container, device) +{ +} + + +//------------------------------------------------- +// dtor +//------------------------------------------------- + +ui_menu_barcode_reader::~ui_menu_barcode_reader() +{ +} + +//------------------------------------------------- +// populate - populates the barcode input menu +//------------------------------------------------- + +void ui_menu_barcode_reader::populate() +{ + if (current_device()) + { + std::string buffer; + const char *new_barcode; + + // selected device + item_append(current_display_name().c_str(), "", current_display_flags(), ITEMREF_SELECT_READER); + + // append the "New Barcode" item + if (get_selection() == ITEMREF_NEW_BARCODE) + { + buffer.append(m_barcode_buffer); + new_barcode = buffer.c_str(); + } + else + { + new_barcode = m_barcode_buffer; + } + + item_append("New Barcode:", new_barcode, 0, ITEMREF_NEW_BARCODE); + + // finish up the menu + item_append(MENU_SEPARATOR_ITEM, NULL, 0, NULL); + item_append("Enter Code", NULL, 0, ITEMREF_ENTER_BARCODE); + + customtop = machine().ui().get_line_height() + 3.0f * UI_BOX_TB_BORDER; + } +} + + +//------------------------------------------------- +// handle - manages inputs in the barcode input menu +//------------------------------------------------- + +void ui_menu_barcode_reader::handle() +{ + // rebuild the menu (so to update the selected device, if the user has pressed L or R) + reset(UI_MENU_RESET_REMEMBER_POSITION); + populate(); + + // process the menu + const ui_menu_event *event = process(UI_MENU_PROCESS_LR_REPEAT); + + // process the event + if (event != NULL) + { + // handle selections + switch (event->iptkey) + { + case IPT_UI_LEFT: + if (event->itemref == ITEMREF_SELECT_READER) + previous(); + break; + + case IPT_UI_RIGHT: + if (event->itemref == ITEMREF_SELECT_READER) + next(); + break; + + case IPT_UI_SELECT: + if (event->itemref == ITEMREF_ENTER_BARCODE) + { + std::string tmp_file(m_barcode_buffer); + //printf("code %s\n", m_barcode_buffer); + if (!current_device()->is_valid(tmp_file.length())) + machine().ui().popup_time(5, "Barcode length invalid!"); + else + { + current_device()->write_code(tmp_file.c_str(), tmp_file.length()); + // if sending was successful, reset char buffer + if (m_barcode_buffer[0] != '\0') + memset(m_barcode_buffer, '\0', ARRAY_LENGTH(m_barcode_buffer)); + reset(UI_MENU_RESET_REMEMBER_POSITION); + } + } + break; + + case IPT_SPECIAL: + if (get_selection() == ITEMREF_NEW_BARCODE) + { + int buflen = strlen(m_barcode_buffer); + + // if it's a backspace and we can handle it, do so + if ((event->unichar == 8 || event->unichar == 0x7f) && buflen > 0) + *(char *)utf8_previous_char(&m_barcode_buffer[buflen]) = 0; + else if (event->unichar >= '0' && event->unichar <= '9') + { + buflen += utf8_from_uchar(&m_barcode_buffer[buflen], ARRAY_LENGTH(m_barcode_buffer) - buflen, event->unichar); + m_barcode_buffer[buflen] = 0; + } + reset(UI_MENU_RESET_REMEMBER_POSITION); + } + break; + + case IPT_UI_CANCEL: + // reset the char buffer also in this case + if (m_barcode_buffer[0] != '\0') + memset(m_barcode_buffer, '\0', ARRAY_LENGTH(m_barcode_buffer)); + break; + } + } +} |