mirror of
https://github.com/coderkei/akmenu-next.git
synced 2025-06-19 01:15:32 -04:00
456 lines
15 KiB
C++
456 lines
15 KiB
C++
/*
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cheatwnd.cpp
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Portions copyright (C) 2008 Normmatt, www.normmatt.com, Smiths (www.emuholic.com)
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Portions copyright (C) 2008 bliss (bliss@hanirc.org)
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Copyright (C) 2009 yellow wood goblin
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "cheatwnd.h"
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#include <fat.h>
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#include <sys/stat.h>
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#include "gamecode.h"
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#include "language.h"
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#include "msgbox.h"
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#include "uisettings.h"
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#include "windowmanager.h"
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using namespace akui;
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#define CRCPOLY 0xedb88320
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static u32 crc32(const u8* p, size_t len) {
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u32 crc = -1;
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while (len--) {
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crc ^= *p++;
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for (int ii = 0; ii < 8; ++ii) crc = (crc >> 1) ^ ((crc & 1) ? CRCPOLY : 0);
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}
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return crc;
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}
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cCheatWnd::cCheatWnd(s32 x, s32 y, u32 w, u32 h, cWindow* parent, const std::string& text)
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: cForm(x, y, w, h, parent, text),
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_buttonDeselect(0, 0, 46, 18, this, "\x05 Deselect"),
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_buttonInfo(0, 0, 46, 18, this, "\x04 Info"),
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_buttonGenerate(0, 0, 46, 18, this, "\x03 OK"),
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_buttonCancel(0, 0, 46, 18, this, "\x02 Cancel"),
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_List(0, 0, w - 8, h - 44, this, "cheat tree") {
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s16 buttonY = size().y - _buttonCancel.size().y - 4;
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_buttonCancel.setStyle(cButton::press);
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_buttonCancel.setText("\x02 " + LANG("setting window", "cancel"));
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_buttonCancel.setTextColor(uis().buttonTextColor);
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_buttonCancel.loadAppearance(SFN_BUTTON3);
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_buttonCancel.clicked.connect(this, &cCheatWnd::onCancel);
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addChildWindow(&_buttonCancel);
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_buttonGenerate.setStyle(cButton::press);
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_buttonGenerate.setText("\x03 " + LANG("setting window", "ok"));
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_buttonGenerate.setTextColor(uis().buttonTextColor);
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_buttonGenerate.loadAppearance(SFN_BUTTON2);
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_buttonGenerate.clicked.connect(this, &cCheatWnd::onGenerate);
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addChildWindow(&_buttonGenerate);
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_buttonInfo.setStyle(cButton::press);
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_buttonInfo.setText("\x04 " + LANG("cheats", "info"));
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_buttonInfo.setTextColor(uis().buttonTextColor);
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_buttonInfo.loadAppearance(SFN_BUTTON3);
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_buttonInfo.clicked.connect(this, &cCheatWnd::onInfo);
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addChildWindow(&_buttonInfo);
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_buttonDeselect.setStyle(cButton::press);
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_buttonDeselect.setText("\x05 " + LANG("cheats", "deselect"));
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_buttonDeselect.setTextColor(uis().buttonTextColor);
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_buttonDeselect.loadAppearance(SFN_BUTTON4);
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_buttonDeselect.clicked.connect(this, &cCheatWnd::onDeselectAll);
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addChildWindow(&_buttonDeselect);
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s16 nextButtonX = size().x;
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s16 buttonPitch = _buttonCancel.size().x + 4;
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nextButtonX -= buttonPitch;
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_buttonCancel.setRelativePosition(cPoint(nextButtonX, buttonY));
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buttonPitch = _buttonGenerate.size().x + 4;
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nextButtonX -= buttonPitch;
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_buttonGenerate.setRelativePosition(cPoint(nextButtonX, buttonY));
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buttonPitch = _buttonInfo.size().x + 4;
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nextButtonX -= buttonPitch;
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_buttonInfo.setRelativePosition(cPoint(nextButtonX, buttonY));
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buttonPitch = _buttonDeselect.size().x + 4;
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nextButtonX -= buttonPitch;
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_buttonDeselect.setRelativePosition(cPoint(nextButtonX, buttonY));
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_List.setRelativePosition(cPoint(4, 20));
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// CIniFile ini(SFN_UI_SETTINGS);
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//_List.setColors(ini.GetInt("main list","textColor",RGB15(7,7,7)),ini.GetInt("main
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// list","textColorHilight",RGB15(31,0,31)),ini.GetInt("main
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// list","selectionBarColor1",RGB15(16,20,24)),ini.GetInt("main
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// list","selectionBarColor2",RGB15(20,25,0)));
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_List.insertColumn(0, "icon", EIconWidth);
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_List.insertColumn(1, "showName", _List.size().x + 2 - EIconWidth);
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_List.arangeColumnsSize();
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_List.setRowHeight(ERowHeight);
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_List.selectedRowClicked.connect(this, &cCheatWnd::onItemClicked);
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_List.ownerDraw.connect(this, &cCheatWnd::onDraw);
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addChildWindow(&_List);
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loadAppearance("");
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arrangeChildren();
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}
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cCheatWnd::~cCheatWnd() {}
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void cCheatWnd::draw() {
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_renderDesc.draw(windowRectangle(), _engine);
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cForm::draw();
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}
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bool cCheatWnd::process(const akui::cMessage& msg) {
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bool ret = false;
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ret = cForm::process(msg);
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if (!ret) {
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if (msg.id() > cMessage::keyMessageStart && msg.id() < cMessage::keyMessageEnd) {
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ret = processKeyMessage((cKeyMessage&)msg);
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}
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}
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return ret;
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}
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bool cCheatWnd::processKeyMessage(const cKeyMessage& msg) {
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bool ret = false;
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if (msg.id() == cMessage::keyDown) {
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switch (msg.keyCode()) {
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case cKeyMessage::UI_KEY_DOWN:
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_List.selectNext();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_UP:
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_List.selectPrev();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_LEFT: {
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size_t ii = _List.selectedRowId();
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while (--ii > 0) {
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if (_data[_indexes[ii]]._flags & cParsedItem::EFolder) break;
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}
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_List.selectRow(ii);
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}
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ret = true;
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break;
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case cKeyMessage::UI_KEY_RIGHT: {
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size_t ii = _List.selectedRowId(), top = _List.getRowCount();
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while (++ii < top) {
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if (_data[_indexes[ii]]._flags & cParsedItem::EFolder) break;
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}
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_List.selectRow(ii);
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}
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ret = true;
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break;
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case cKeyMessage::UI_KEY_A:
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onSelect();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_B:
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onCancel();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_X:
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onGenerate();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_Y:
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onInfo();
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ret = true;
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break;
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case cKeyMessage::UI_KEY_L:
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onDeselectAll();
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ret = true;
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break;
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default:
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break;
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}
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}
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return ret;
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}
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cWindow& cCheatWnd::loadAppearance(const std::string& aFileName) {
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_renderDesc.loadData(SFN_FORM_TITLE_L, SFN_FORM_TITLE_R, SFN_FORM_TITLE_M);
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_renderDesc.setTitleText(_text);
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return *this;
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}
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void cCheatWnd::onItemClicked(u32 index) {
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(void)index;
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onSelect();
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}
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void cCheatWnd::onSelect(void) {
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size_t index = _indexes[_List.selectedRowId()];
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if (_data[index]._flags & cParsedItem::EFolder) {
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_data[index]._flags ^= cParsedItem::EOpen;
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u32 first = _List.firstVisibleRowId(), row = _List.selectedRowId();
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generateList();
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_List.setFirstVisibleIdAndSelectRow(first, row);
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} else {
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bool deselect = (_data[index]._flags & (cParsedItem::EOne | cParsedItem::ESelected)) ==
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(cParsedItem::EOne | cParsedItem::ESelected);
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if (_data[index]._flags & cParsedItem::EOne) deselectFolder(index);
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if (!deselect) _data[index]._flags ^= cParsedItem::ESelected;
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}
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}
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void cCheatWnd::onDeselectAll(void) {
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std::vector<cParsedItem>::iterator itr = _data.begin();
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while (itr != _data.end()) {
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(*itr)._flags &= ~cParsedItem::ESelected;
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++itr;
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}
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}
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void cCheatWnd::onInfo(void) {
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size_t index = _indexes[_List.selectedRowId()];
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std::string body(_data[index]._title);
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body += "\n\n";
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body += _data[index]._comment;
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messageBox(this, LANG("cheats", "title"), body, MB_OK);
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}
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void cCheatWnd::onCancel(void) {
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cForm::onCancel();
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}
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static void updateDB(u8 value, u32 offset, FILE* db) {
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u8 oldvalue;
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if (!db) return;
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if (!offset) return;
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if (fseek(db, offset, SEEK_SET)) return;
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if (fread(&oldvalue, sizeof(oldvalue), 1, db) != 1) return;
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if (oldvalue != value) {
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if (fseek(db, offset, SEEK_SET)) return;
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fwrite(&value, sizeof(value), 1, db);
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}
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}
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void cCheatWnd::onGenerate(void) {
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FILE* db = fopen(SFN_CHEATS, "r+b");
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if (db) {
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std::vector<cParsedItem>::iterator itr = _data.begin();
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while (itr != _data.end()) {
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updateDB(((*itr)._flags & cParsedItem::ESelected) ? 1 : 0, (*itr)._offset, db);
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++itr;
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}
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fclose(db);
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}
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cForm::onOK();
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}
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void cCheatWnd::drawMark(const cListView::cOwnerDraw& od, u16 width) {
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u16 color = gdi().getPenColor(od._engine);
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u16 size = od._size.y - ESelectTop * 2;
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gdi().fillRect(color, color, od._position.x + ((width - size) >> 1) - 1,
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od._position.y + ESelectTop, size, size, od._engine);
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}
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void cCheatWnd::onDraw(const cListView::cOwnerDraw& od) {
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size_t index = _indexes[od._row];
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u32 flags = _data[index]._flags;
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if (od._col == EIconColumn) {
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if (flags & cParsedItem::EFolder) {
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u16 size = od._size.y - EFolderTop * 2;
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s16 x1 = od._position.x + ((od._size.x - size) >> 1) - 1, x2 = x1 + (size >> 1),
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y1 = od._position.y + EFolderTop, y2 = y1 + (size >> 1);
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gdi().frameRect(x1, y1, size, size, od._engine);
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gdi().drawLine(x1, y2, x1 + size, y2, od._engine);
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if (!(flags & cParsedItem::EOpen)) gdi().drawLine(x2, y1, x2, y1 + size, od._engine);
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} else if (!(flags & cParsedItem::EInFolder)) {
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if (flags & cParsedItem::ESelected) drawMark(od, od._size.x);
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}
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} else if (od._col == ETextColumn) {
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if (flags & cParsedItem::EInFolder) {
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if (flags & cParsedItem::ESelected) drawMark(od, EFolderWidth);
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}
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s16 x = od._position.x;
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u16 w = od._size.x;
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if (flags & cParsedItem::EInFolder) {
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x += EFolderWidth;
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w -= EFolderWidth;
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}
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gdi().textOutRect(x, od._textY, w, od._textHeight, od._text, od._engine);
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}
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}
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bool cCheatWnd::parse(const std::string& aFileName) {
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bool res = false;
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_fileName = aFileName;
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u32 romcrc32, gamecode;
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if (romData(_fileName, gamecode, romcrc32)) {
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FILE* dat = fopen(SFN_CHEATS, "rb");
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if (dat) {
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res = parseInternal(dat, gamecode, romcrc32);
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fclose(dat);
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}
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}
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return res;
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}
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bool cCheatWnd::romData(const std::string& aFileName, u32& aGameCode, u32& aCrc32) {
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bool res = false;
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FILE* rom = fopen(aFileName.c_str(), "rb");
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if (rom) {
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u8 header[512];
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if (1 == fread(header, sizeof(header), 1, rom)) {
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aCrc32 = crc32(header, sizeof(header));
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aGameCode = gamecode((const char*)(header + 12));
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res = true;
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}
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fclose(rom);
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}
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return res;
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}
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bool cCheatWnd::searchCheatData(FILE* aDat, u32 gamecode, u32 crc32, long& aPos, size_t& aSize) {
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aPos = 0;
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aSize = 0;
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const char* KHeader = "R4 CheatCode";
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char header[12];
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fread(header, 12, 1, aDat);
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if (strncmp(KHeader, header, 12)) return false;
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sDatIndex idx, nidx;
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fseek(aDat, 0, SEEK_END);
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long fileSize = ftell(aDat);
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fseek(aDat, 0x100, SEEK_SET);
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fread(&nidx, sizeof(nidx), 1, aDat);
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bool done = false;
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while (!done) {
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memcpy(&idx, &nidx, sizeof(idx));
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fread(&nidx, sizeof(nidx), 1, aDat);
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if (gamecode == idx._gameCode && crc32 == idx._crc32) {
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aSize = ((nidx._offset) ? nidx._offset : fileSize) - idx._offset;
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aPos = idx._offset;
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done = true;
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}
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if (!nidx._offset) done = true;
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}
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return (aPos && aSize);
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}
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bool cCheatWnd::parseInternal(FILE* aDat, u32 gamecode, u32 crc32) {
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dbg_printf("%x, %x\n", gamecode, crc32);
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_data.clear();
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long dataPos;
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size_t dataSize;
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if (!searchCheatData(aDat, gamecode, crc32, dataPos, dataSize)) return false;
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fseek(aDat, dataPos, SEEK_SET);
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dbg_printf("record found: %d\n", dataSize);
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char* buffer = (char*)malloc(dataSize);
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if (!buffer) return false;
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fread(buffer, dataSize, 1, aDat);
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char* gameTitle = buffer;
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u32* ccode = (u32*)(((u32)gameTitle + strlen(gameTitle) + 4) & ~3);
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u32 cheatCount = *ccode;
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cheatCount &= 0x0fffffff;
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ccode += 9;
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u32 cc = 0;
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while (cc < cheatCount) {
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u32 folderCount = 1;
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char* folderName = NULL;
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char* folderNote = NULL;
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u32 flagItem = 0;
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if ((*ccode >> 28) & 1) {
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flagItem |= cParsedItem::EInFolder;
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if ((*ccode >> 24) == 0x11) flagItem |= cParsedItem::EOne;
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folderCount = *ccode & 0x00ffffff;
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folderName = (char*)((u32)ccode + 4);
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folderNote = (char*)((u32)folderName + strlen(folderName) + 1);
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_data.push_back(cParsedItem(folderName, folderNote, cParsedItem::EFolder));
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cc++;
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ccode = (u32*)(((u32)folderName + strlen(folderName) + 1 + strlen(folderNote) + 1 + 3) &
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~3);
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}
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u32 selectValue = cParsedItem::ESelected;
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for (size_t ii = 0; ii < folderCount; ++ii) {
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char* cheatName = (char*)((u32)ccode + 4);
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char* cheatNote = (char*)((u32)cheatName + strlen(cheatName) + 1);
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u32* cheatData = (u32*)(((u32)cheatNote + strlen(cheatNote) + 1 + 3) & ~3);
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u32 cheatDataLen = *cheatData++;
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if (cheatDataLen) {
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_data.push_back(cParsedItem(cheatName, cheatNote,
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flagItem | ((*ccode & 0xff000000) ? selectValue : 0),
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dataPos + (((char*)ccode + 3) - buffer)));
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if ((*ccode & 0xff000000) && (flagItem & cParsedItem::EOne)) selectValue = 0;
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for (size_t jj = 0; jj < cheatDataLen; ++jj) {
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_data.back()._cheat += formatString("%08X", *(cheatData + jj));
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_data.back()._cheat += ((jj + 1) % 2) ? " " : "\n";
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}
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if (cheatDataLen % 2) _data.back()._cheat += "\n";
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}
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cc++;
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ccode = (u32*)((u32)ccode + (((*ccode & 0x00ffffff) + 1) * 4));
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}
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}
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free(buffer);
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generateList();
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return true;
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}
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void cCheatWnd::generateList(void) {
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_indexes.clear();
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_List.removeAllRows();
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std::vector<cParsedItem>::iterator itr = _data.begin();
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while (itr != _data.end()) {
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std::vector<std::string> row;
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row.push_back("");
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row.push_back((*itr)._title);
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_List.insertRow(_List.getRowCount(), row);
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_indexes.push_back(itr - _data.begin());
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u32 flags = (*itr)._flags;
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++itr;
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if ((flags & cParsedItem::EFolder) && (flags & cParsedItem::EOpen) == 0) {
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while (((*itr)._flags & cParsedItem::EInFolder) && itr != _data.end()) ++itr;
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}
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}
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}
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void cCheatWnd::deselectFolder(size_t anIndex) {
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std::vector<cParsedItem>::iterator itr = _data.begin() + anIndex;
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while (--itr >= _data.begin()) {
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if ((*itr)._flags & cParsedItem::EFolder) {
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++itr;
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break;
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}
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}
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while (((*itr)._flags & cParsedItem::EInFolder) && itr != _data.end()) {
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(*itr)._flags &= ~cParsedItem::ESelected;
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++itr;
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}
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}
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