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-rw-r--r--src/frontend/mame/ui/selector.cpp257
1 files changed, 257 insertions, 0 deletions
diff --git a/src/frontend/mame/ui/selector.cpp b/src/frontend/mame/ui/selector.cpp
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+// license:BSD-3-Clause
+// copyright-holders:Maurizio Petrarota
+/*********************************************************************
+
+ ui/selector.cpp
+
+ Internal UI user interface.
+
+*********************************************************************/
+
+#include "emu.h"
+#include "ui/ui.h"
+#include "ui/menu.h"
+#include "ui/selector.h"
+#include "ui/inifile.h"
+
+//-------------------------------------------------
+// ctor / dtor
+//-------------------------------------------------
+
+ui_menu_selector::ui_menu_selector(running_machine &machine, render_container *container, std::vector<std::string> const &s_sel, UINT16 &s_actual, int category, int _hover)
+ : ui_menu(machine, container)
+ , m_selector(s_actual)
+ , m_category(category)
+ , m_hover(_hover)
+ , m_first_pass(true)
+ , m_str_items(s_sel)
+{
+ m_search[0] = '\0';
+ m_searchlist[0] = nullptr;
+}
+
+ui_menu_selector::ui_menu_selector(running_machine &machine, render_container *container, std::vector<std::string> &&s_sel, UINT16 &s_actual, int category, int _hover)
+ : ui_menu(machine, container)
+ , m_selector(s_actual)
+ , m_category(category)
+ , m_hover(_hover)
+ , m_first_pass(true)
+ , m_str_items(std::move(s_sel))
+{
+ m_search[0] = '\0';
+ m_searchlist[0] = nullptr;
+}
+
+ui_menu_selector::~ui_menu_selector()
+{
+}
+
+//-------------------------------------------------
+// handle
+//-------------------------------------------------
+
+void ui_menu_selector::handle()
+{
+ // process the menu
+ const ui_menu_event *m_event = process(0);
+
+ if (m_event != nullptr && m_event->itemref != nullptr)
+ {
+ if (m_event->iptkey == IPT_UI_SELECT)
+ {
+ for (size_t idx = 0; idx < m_str_items.size(); ++idx)
+ if ((void*)&m_str_items[idx] == m_event->itemref)
+ m_selector = idx;
+
+ switch (m_category)
+ {
+ case SELECTOR_INIFILE:
+ mame_machine_manager::instance()->inifile().set_file(m_selector);
+ mame_machine_manager::instance()->inifile().set_cat(0);
+ ui_menu::menu_stack->parent->reset(UI_MENU_RESET_REMEMBER_REF);
+ break;
+
+ case SELECTOR_CATEGORY:
+ mame_machine_manager::instance()->inifile().set_cat(m_selector);
+ ui_menu::menu_stack->parent->reset(UI_MENU_RESET_REMEMBER_REF);
+ break;
+
+ case SELECTOR_GAME:
+ main_filters::actual = m_hover;
+ ui_menu::menu_stack->parent->reset(UI_MENU_RESET_SELECT_FIRST);
+ break;
+
+ case SELECTOR_SOFTWARE:
+ sw_filters::actual = m_hover;
+ ui_menu::menu_stack->parent->reset(UI_MENU_RESET_SELECT_FIRST);
+ break;
+
+ default:
+ ui_menu::menu_stack->parent->reset(UI_MENU_RESET_REMEMBER_REF);
+ break;
+ }
+
+ ui_globals::switch_image = true;
+ ui_menu::stack_pop(machine());
+ }
+ else if (m_event->iptkey == IPT_SPECIAL)
+ {
+ int buflen = strlen(m_search);
+
+ // if it's a backspace and we can handle it, do so
+ if ((m_event->unichar == 8 || m_event->unichar == 0x7f) && buflen > 0)
+ {
+ *(char *)utf8_previous_char(&m_search[buflen]) = 0;
+ reset(UI_MENU_RESET_SELECT_FIRST);
+ }
+
+ // if it's any other key and we're not maxed out, update
+ else if (m_event->unichar >= ' ' && m_event->unichar < 0x7f)
+ {
+ buflen += utf8_from_uchar(&m_search[buflen], ARRAY_LENGTH(m_search) - buflen, m_event->unichar);
+ m_search[buflen] = 0;
+ reset(UI_MENU_RESET_SELECT_FIRST);
+ }
+ }
+
+ // escape pressed with non-empty text clears the text
+ else if (m_event->iptkey == IPT_UI_CANCEL && m_search[0] != 0)
+ {
+ m_search[0] = '\0';
+ reset(UI_MENU_RESET_SELECT_FIRST);
+ }
+ }
+}
+
+//-------------------------------------------------
+// populate
+//-------------------------------------------------
+
+void ui_menu_selector::populate()
+{
+ if (m_search[0] != 0)
+ {
+ find_matches(m_search);
+
+ for (int curitem = 0; m_searchlist[curitem]; ++curitem)
+ item_append(m_searchlist[curitem]->c_str(), nullptr, 0, (void *)m_searchlist[curitem]);
+ }
+ else
+ {
+ for (size_t index = 0, added = 0; index < m_str_items.size(); ++index)
+ if (m_str_items[index] != "_skip_")
+ {
+ if (m_first_pass && m_selector == index)
+ selected = added;
+
+ added++;
+ item_append(m_str_items[index].c_str(), nullptr, 0, (void *)&m_str_items[index]);
+ }
+ }
+
+ item_append(ui_menu_item_type::SEPARATOR);
+ customtop = custombottom = mame_machine_manager::instance()->ui().get_line_height() + 3.0f * UI_BOX_TB_BORDER;
+ m_first_pass = false;
+}
+
+//-------------------------------------------------
+// perform our special rendering
+//-------------------------------------------------
+
+void ui_menu_selector::custom_render(void *selectedref, float top, float bottom, float origx1, float origy1, float origx2, float origy2)
+{
+ float width;
+ mame_ui_manager &mui = mame_machine_manager::instance()->ui();
+ std::string tempbuf = std::string(_("Selection List - Search: ")).append(m_search).append("_");
+
+ // get the size of the text
+ mui.draw_text_full(container, tempbuf.c_str(), 0.0f, 0.0f, 1.0f, JUSTIFY_CENTER, WRAP_TRUNCATE,
+ DRAW_NONE, ARGB_WHITE, ARGB_BLACK, &width, nullptr);
+ width += (2.0f * UI_BOX_LR_BORDER) + 0.01f;
+ float maxwidth = MAX(width, origx2 - origx1);
+
+ // compute our bounds
+ float x1 = 0.5f - 0.5f * maxwidth;
+ float x2 = x1 + maxwidth;
+ float y1 = origy1 - top;
+ float y2 = origy1 - UI_BOX_TB_BORDER;
+
+ // draw a box
+ mui.draw_outlined_box(container, x1, y1, x2, y2, UI_GREEN_COLOR);
+
+ // take off the borders
+ x1 += UI_BOX_LR_BORDER;
+ x2 -= UI_BOX_LR_BORDER;
+ y1 += UI_BOX_TB_BORDER;
+
+ // draw the text within it
+ mui.draw_text_full(container, tempbuf.c_str(), x1, y1, x2 - x1, JUSTIFY_CENTER, WRAP_TRUNCATE,
+ DRAW_NORMAL, UI_TEXT_COLOR, UI_TEXT_BG_COLOR, nullptr, nullptr);
+
+ // bottom text
+ // get the text for 'UI Select'
+ std::string ui_select_text = machine().input().seq_name(machine().ioport().type_seq(IPT_UI_SELECT, 0, SEQ_TYPE_STANDARD));
+ tempbuf = string_format(_("Double click or press %1$s to select"), ui_select_text);
+
+ mui.draw_text_full(container, tempbuf.c_str(), 0.0f, 0.0f, 1.0f, JUSTIFY_CENTER, WRAP_NEVER,
+ DRAW_NONE, ARGB_WHITE, ARGB_BLACK, &width, nullptr);
+ width += 2 * UI_BOX_LR_BORDER;
+ maxwidth = MAX(maxwidth, width);
+
+ // compute our bounds
+ x1 = 0.5f - 0.5f * maxwidth;
+ x2 = x1 + maxwidth;
+ y1 = origy2 + UI_BOX_TB_BORDER;
+ y2 = origy2 + bottom;
+
+ // draw a box
+ mui.draw_outlined_box(container, x1, y1, x2, y2, UI_RED_COLOR);
+
+ // take off the borders
+ x1 += UI_BOX_LR_BORDER;
+ x2 -= UI_BOX_LR_BORDER;
+ y1 += UI_BOX_TB_BORDER;
+
+ // draw the text within it
+ mui.draw_text_full(container, tempbuf.c_str(), x1, y1, x2 - x1, JUSTIFY_CENTER, WRAP_NEVER,
+ DRAW_NORMAL, UI_TEXT_COLOR, UI_TEXT_BG_COLOR, nullptr, nullptr);
+}
+
+//-------------------------------------------------
+// find approximate matches
+//-------------------------------------------------
+
+void ui_menu_selector::find_matches(const char *str)
+{
+ // allocate memory to track the penalty value
+ std::vector<int> penalty(VISIBLE_GAMES_IN_SEARCH, 9999);
+ int index = 0;
+
+ for (; index < m_str_items.size(); ++index)
+ {
+ if (m_str_items[index] == "_skip_")
+ continue;
+
+ // pick the best match between driver name and description
+ int curpenalty = fuzzy_substring(str, m_str_items[index]);
+
+ // insert into the sorted table of matches
+ for (int matchnum = VISIBLE_GAMES_IN_SEARCH - 1; matchnum >= 0; --matchnum)
+ {
+ // stop if we're worse than the current entry
+ if (curpenalty >= penalty[matchnum])
+ break;
+
+ // as long as this isn't the last entry, bump this one down
+ if (matchnum < VISIBLE_GAMES_IN_SEARCH - 1)
+ {
+ penalty[matchnum + 1] = penalty[matchnum];
+ m_searchlist[matchnum + 1] = m_searchlist[matchnum];
+ }
+
+ m_searchlist[matchnum] = &m_str_items[index];
+ penalty[matchnum] = curpenalty;
+ }
+ }
+ (index < VISIBLE_GAMES_IN_SEARCH) ? m_searchlist[index] = nullptr : m_searchlist[VISIBLE_GAMES_IN_SEARCH] = nullptr;
+}