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-rw-r--r--src/emu/ui/barcode.cpp154
1 files changed, 154 insertions, 0 deletions
diff --git a/src/emu/ui/barcode.cpp b/src/emu/ui/barcode.cpp
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+++ b/src/emu/ui/barcode.cpp
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+// 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;
+ }
+ }
+}