Initial commit

engines/kyra/gui/gui_v2.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "kyra/gui/gui_v2.h"
+#include "kyra/graphics/screen_v2.h"
+#include "kyra/text/text.h"
+#include "kyra/engine/util.h"
+
+#include "common/savefile.h"
+#include "common/system.h"
+
+namespace Kyra {
+
+GUI_v2::GUI_v2(KyraEngine_v2 *vm) : GUI_v1(vm), _vm(vm), _screen(vm->screen_v2()) {
+	_backUpButtonList = _specialProcessButton = nullptr;
+	_buttonListChanged = false;
+	_flagsModifier = 0;
+
+	_currentMenu = nullptr;
+	_isDeathMenu = false;
+	_isSaveMenu = false;
+	_isLoadMenu = false;
+	_scrollUpFunctor = BUTTON_FUNCTOR(GUI_v2, this, &GUI_v2::scrollUpButton);
+	_scrollDownFunctor = BUTTON_FUNCTOR(GUI_v2, this, &GUI_v2::scrollDownButton);
+	_sliderHandlerFunctor = BUTTON_FUNCTOR(GUI_v2, this, &GUI_v2::sliderHandler);
+	_savegameOffset = 0;
+	_isDeleteMenu = false;
+	_saveMenuFont = Screen::FID_8_FNT;
+	_saveMenuCursor = Common::Rect(1, 1, 7, 8);
+	_saveLoadNumSlots = 5;
+	_isChoiceMenu = _isOptionsMenu = _madeSave = _loadedSave = _restartGame = _reloadTemporarySave = false;
+	_noLoadProcess = _noSaveProcess = _choice = _finishNameInput = _cancelNameInput = false;
+	_saveSlot = _slotToDelete = 0;
+
+	if (vm->game() == GI_KYRA2 && vm->gameFlags().lang == Common::ZH_TWN) {
+		_saveMenuFont = Screen::FID_CHINESE_FNT;
+		_saveMenuCursor = Common::Rect(0, 0, 8, 14);
+		_saveLoadNumSlots = 4;
+	}
+
+	if (vm->gameFlags().lang == Common::Language::ZH_TWN && vm->game() == GI_LOL) {
+		_saveMenuFont = Screen::FID_CHINESE_FNT;
+	}
+
+}
+
+Button *GUI_v2::addButtonToList(Button *list, Button *newButton) {
+	list = GUI_v1::addButtonToList(list, newButton);
+	_buttonListChanged = true;
+	return list;
+}
+
+void GUI_v2::processButton(Button *button) {
+	if (!button)
+		return;
+
+	if (button->flags & 8) {
+		if (button->flags & 0x10) {
+			// XXX
+		}
+		return;
+	}
+
+	int entry = button->flags2 & 5;
+
+	byte val1 = 0, val2 = 0, val3 = 0;
+	const uint8 *dataPtr = nullptr;
+	Button::Callback callback;
+	if (entry == 1) {
+		val1 = button->data1Val1;
+		dataPtr = button->data1ShapePtr;
+		callback = button->data1Callback;
+		val2 = button->data1Val2;
+		val3 = button->data1Val3;
+	} else if (entry == 4 || entry == 5) {
+		val1 = button->data2Val1;
+		dataPtr = button->data2ShapePtr;
+		callback = button->data2Callback;
+		val2 = button->data2Val2;
+		val3 = button->data2Val3;
+	} else {
+		val1 = button->data0Val1;
+		dataPtr = button->data0ShapePtr;
+		callback = button->data0Callback;
+		val2 = button->data0Val2;
+		val3 = button->data0Val3;
+	}
+
+	int x = 0, y = 0, x2 = 0, y2 = 0;
+
+	x = button->x;
+	if (x < 0)
+		x += _screen->getScreenDim(button->dimTableIndex)->w << 3;
+	x += _screen->getScreenDim(button->dimTableIndex)->sx << 3;
+	x2 = x + button->width - 1;
+
+	y = button->y;
+	if (y < 0)
+		y += _screen->getScreenDim(button->dimTableIndex)->h << 3;
+	y += _screen->getScreenDim(button->dimTableIndex)->sy << 3;
+	y2 = y + button->height - 1;
+
+	switch (val1 - 1) {
+	case 0:
+		_screen->drawShape(_screen->_curPage, dataPtr, x, y, button->dimTableIndex, 0x10);
+		break;
+
+	case 1:
+		_screen->printText((const char *)dataPtr, x, y, val2, val3);
+		break;
+
+	case 3:
+		if (callback)
+			(*callback)(button);
+		break;
+
+	case 4:
+		_screen->drawBox(x, y, x2, y2, val2);
+		break;
+
+	case 5:
+		_screen->fillRect(x, y, x2, y2, val2, -1, true);
+		break;
+
+	default:
+		break;
+	}
+}
+
+int GUI_v2::processButtonList(Button *buttonList, uint16 inputFlag, int8 mouseWheel) {
+	if (!buttonList)
+		return inputFlag & 0x7FFF;
+
+	if (_backUpButtonList != buttonList || _buttonListChanged) {
+		_specialProcessButton = nullptr;
+		//flagsModifier |= 0x2200;
+		_backUpButtonList = buttonList;
+		_buttonListChanged = false;
+
+		while (buttonList) {
+			processButton(buttonList);
+			buttonList = buttonList->nextButton;
+		}
+	}
+
+	Common::Point p = _vm->getMousePos();
+	int mouseX = _vm->_mouseX = p.x;
+	int mouseY = _vm->_mouseY = p.y;
+
+	uint16 flags = 0;
+
+	if (1/*!_screen_cursorDisable*/) {
+		uint16 inFlags = inputFlag & 0xFF;
+		uint16 temp = 0;
+
+		// HACK: inFlags == 200 is our left button (up)
+		if (inFlags == 199 || inFlags == 200)
+			temp = 0x1000;
+		if (inFlags == 198)
+			temp = 0x100;
+
+		if (inputFlag & 0x800)
+			temp <<= 2;
+
+		flags |= temp;
+
+		_flagsModifier &= ~((temp & 0x4400) >> 1);
+		_flagsModifier |= (temp & 0x1100) * 2;
+		flags |= _flagsModifier;
+		flags |= (_flagsModifier << 2) ^ 0x8800;
+	}
+
+	buttonList = _backUpButtonList;
+	if (_specialProcessButton) {
+		buttonList = _specialProcessButton;
+		if (_specialProcessButton->flags & 8)
+			_specialProcessButton = nullptr;
+	}
+
+	int returnValue = 0;
+	while (buttonList) {
+		if (buttonList->flags & 8) {
+			buttonList = buttonList->nextButton;
+			continue;
+		}
+		buttonList->flags2 &= ~0x18;
+		buttonList->flags2 |= (buttonList->flags2 & 3) << 3;
+
+		int x = buttonList->x;
+		if (x < 0)
+			x += _screen->getScreenDim(buttonList->dimTableIndex)->w << 3;
+		x += _screen->getScreenDim(buttonList->dimTableIndex)->sx << 3;
+
+		int y = buttonList->y;
+		if (y < 0)
+			y += _screen->getScreenDim(buttonList->dimTableIndex)->h;
+		y += _screen->getScreenDim(buttonList->dimTableIndex)->sy;
+
+		bool progress = false;
+
+		if (mouseX >= x && mouseY >= y && mouseX <= x + buttonList->width && mouseY <= y + buttonList->height)
+			progress = true;
+
+		buttonList->flags2 &= ~0x80;
+		uint16 inFlags = inputFlag & 0x7FFF;
+		if (inFlags) {
+			if (buttonList->keyCode == inFlags) {
+				progress = true;
+				flags = buttonList->flags & 0x0F00;
+				buttonList->flags2 |= 0x80;
+				inputFlag = 0;
+				_specialProcessButton = buttonList;
+			} else if (buttonList->keyCode2 == inFlags) {
+				flags = buttonList->flags & 0xF000;
+				if (!flags)
+					flags = buttonList->flags & 0x0F00;
+				progress = true;
+				buttonList->flags2 |= 0x80;
+				inputFlag = 0;
+				_specialProcessButton = buttonList;
+			}
+		}
+
+		bool unk1 = false;
+
+		if (mouseWheel && buttonList->mouseWheel == mouseWheel) {
+			progress = true;
+			unk1 = true;
+		}
+
+		if (!progress)
+			buttonList->flags2 &= ~6;
+
+		if ((flags & 0x3300) && (buttonList->flags & 4) && progress && (buttonList == _specialProcessButton || !_specialProcessButton)) {
+			buttonList->flags |= 6;
+			if (!_specialProcessButton)
+				_specialProcessButton = buttonList;
+		} else if ((flags & 0x8800) && !(buttonList->flags & 4) && progress) {
+			buttonList->flags2 |= 6;
+		} else {
+			buttonList->flags2 &= ~6;
+		}
+
+		bool progressSwitch = false;
+		if (!_specialProcessButton) {
+			progressSwitch = progress;
+		} else  {
+			if (_specialProcessButton->flags & 0x40)
+				progressSwitch = (_specialProcessButton == buttonList);
+			else
+				progressSwitch = progress;
+		}
+
+		if (progressSwitch) {
+			if ((flags & 0x1100) && progress && !_specialProcessButton) {
+				inputFlag = 0;
+				_specialProcessButton = buttonList;
+			}
+
+			if ((buttonList->flags & flags) && (progress || !(buttonList->flags & 1))) {
+				uint16 combinedFlags = (buttonList->flags & flags);
+				combinedFlags = ((combinedFlags & 0xF000) >> 4) | (combinedFlags & 0x0F00);
+				combinedFlags >>= 8;
+
+				static const uint16 flagTable[] = {
+					0x000, 0x100, 0x200, 0x100, 0x400, 0x100, 0x400, 0x100, 0x800, 0x100,
+					0x200, 0x100, 0x400, 0x100, 0x400, 0x100
+				};
+
+				assert(combinedFlags < ARRAYSIZE(flagTable));
+
+				switch (flagTable[combinedFlags]) {
+				case 0x400:
+					if (!(buttonList->flags & 1) || ((buttonList->flags & 1) && _specialProcessButton == buttonList)) {
+						buttonList->flags2 ^= 1;
+						returnValue = buttonList->index | 0x8000;
+						unk1 = true;
+					}
+
+					if (!(buttonList->flags & 4)) {
+						buttonList->flags2 &= ~4;
+						buttonList->flags2 &= ~2;
+					}
+					break;
+
+				case 0x800:
+					if (!(buttonList->flags & 4)) {
+						buttonList->flags2 |= 4;
+						buttonList->flags2 |= 2;
+					}
+
+					if (!(buttonList->flags & 1))
+						unk1 = true;
+					break;
+
+				case 0x200:
+					if (buttonList->flags & 4) {
+						buttonList->flags2 |= 4;
+						buttonList->flags2 |= 2;
+					}
+
+					if (!(buttonList->flags & 1))
+						unk1 = true;
+					break;
+
+				case 0x100:
+				default:
+					buttonList->flags2 ^= 1;
+					returnValue = buttonList->index | 0x8000;
+					unk1 = true;
+					if (buttonList->flags & 4) {
+						buttonList->flags2 |= 4;
+						buttonList->flags2 |= 2;
+					}
+					_specialProcessButton = buttonList;
+				}
+			}
+		}
+
+		bool unk2 = false;
+		if ((flags & 0x2200) && progress) {
+			buttonList->flags2 |= 6;
+			if (!(buttonList->flags & 4) && !(buttonList->flags2 & 1)) {
+				unk2 = true;
+				buttonList->flags2 |= 1;
+			}
+		}
+
+		if ((flags & 0x8800) == 0x8800) {
+			_specialProcessButton = nullptr;
+			if (!progress || (buttonList->flags & 4))
+				buttonList->flags2 &= ~6;
+		}
+
+		if (!progress && buttonList == _specialProcessButton && !(buttonList->flags & 0x40))
+			_specialProcessButton = nullptr;
+
+		if ((buttonList->flags2 & 0x18) != ((buttonList->flags2 & 3) << 3))
+			processButton(buttonList);
+
+		if (unk2)
+			buttonList->flags2 &= ~1;
+
+		if (unk1) {
+			buttonList->flags2 &= 0xFF;
+			buttonList->flags2 |= flags;
+
+			if (buttonList->buttonCallback) {
+				_vm->removeInputTop();
+				if ((*buttonList->buttonCallback)(buttonList))
+					break;
+			}
+
+			if (buttonList->flags & 0x20)
+				break;
+		}
+
+		if (_specialProcessButton == buttonList && (buttonList->flags & 0x40))
+			break;
+
+		buttonList = buttonList->nextButton;
+	}
+
+	if (!returnValue)
+		returnValue = inputFlag & 0x7FFF;
+	return returnValue;
+}
+
+void GUI_v2::updateButton(Button *button) {
+	if (!button || (button->flags & 8))
+		return;
+
+	if (button->flags2 & 1)
+		button->flags2 |= 8;
+	else
+		button->flags2 |= ~8;
+
+	button->flags2 &= ~1;
+
+	if (button->flags2 & 4)
+		button->flags2 |= 0x10;
+	else
+		button->flags2 &= ~0x10;
+
+	button->flags2 &= ~4;
+
+	processButton(button);
+}
+
+void GUI_v2::getInput() {
+	if (!_displayMenu)
+		return;
+
+	_vm->checkInput(_menuButtonList);
+	_vm->removeInputTop();
+	if (_vm->shouldQuit()) {
+		_displayMenu = false;
+		_isLoadMenu = false;
+		_isSaveMenu = false;
+		_isOptionsMenu = false;
+		_isDeleteMenu = false;
+	}
+
+	_vm->delay(10);
+}
+
+void GUI_v2::renewHighlight(Menu &menu) {
+	if (!_displayMenu)
+		return;
+
+	MenuItem &item = menu.item[menu.highlightedItem];
+	int x = item.x + menu.x; int y = item.y + menu.y;
+	int x2 = x + item.width - 1; int y2 = y + item.height - 1;
+	redrawText(menu);
+	_screen->fillRect(x + 2, y + 2, x2 - 2, y2 - 2, item.bkgdColor);
+	redrawHighlight(menu);
+	_screen->updateScreen();
+}
+
+void GUI_v2::backUpPage1(uint8 *buffer) {
+	_screen->copyRegionToBuffer(1, 0, 0, 320, 200, buffer);
+}
+
+void GUI_v2::restorePage1(const uint8 *buffer) {
+	_screen->copyBlockToPage(1, 0, 0, 320, 200, buffer);
+}
+
+void GUI_v2::setupSavegameNames(Menu &menu, int num) {
+	for (int i = 0; i < num; ++i) {
+		menu.item[i].useItemString = true;
+		menu.item[i].itemString = "";
+		menu.item[i].saveSlot = -1;
+		menu.item[i].enabled = false;
+	}
+
+	int startSlot = 0;
+	if (_isSaveMenu && _savegameOffset == 0)
+		startSlot = 1;
+
+	KyraEngine_v2::SaveHeader header;
+	Common::InSaveFile *in;
+	for (int i = startSlot; i < num && uint(_savegameOffset + i) < _saveSlots.size(); ++i) {
+		if ((in = _vm->openSaveForReading(_vm->getSavegameFilename(_saveSlots[i + _savegameOffset]), header)) != nullptr) {
+			Common::String s = header.description;
+			s = Util::convertString_GUItoKYRA(s);
+
+			if (_vm->gameFlags().lang == Common::JA_JPN || _vm->gameFlags().lang == Common::ZH_CHN || _vm->gameFlags().lang == Common::ZH_TWN) {
+				// Strip special characters from GMM save dialog which might get misinterpreted as 2-byte characters
+				for (Common::String::iterator ii = s.begin(); ii != s.end(); ++ii) {
+					if (*ii < 32) // due to the signed char type this will also clean up everything >= 0x80
+						*ii = ' ';
+				}
+			}
+
+			// Trim long GMM save descriptions to fit our save slots
+			_screen->_charSpacing = -2;
+			int fC = _screen->getTextWidth(s.c_str());
+			while (!s.empty() && fC > 240) {
+				s.deleteLastChar();
+				fC = _screen->getTextWidth(s.c_str());
+			}
+			_screen->_charSpacing = 0;
+
+			menu.item[i].saveSlot = _saveSlots[i + _savegameOffset];
+			menu.item[i].enabled = true;
+			menu.item[i].useItemString = true;
+			menu.item[i].itemString = Common::move(s);
+			delete in;
+		}
+	}
+
+	if (_savegameOffset == 0) {
+		if (_isSaveMenu) {
+			menu.item[0].saveSlot = -2;
+			menu.item[0].enabled = true;
+			menu.item[0].useItemString = true;
+			menu.item[0].itemString = getTableString(_vm->gameFlags().isTalkie ? 10 : 18);
+		} else {
+			menu.item[0].useItemString = true;
+			menu.item[0].itemString = getTableString(_vm->gameFlags().isTalkie ? 34 : 42, _vm->gameFlags().lang == Common::RU_RUS);
+		}
+	}
+}
+
+int GUI_v2::scrollUpButton(Button *button) {
+	updateMenuButton(button);
+
+	if (_savegameOffset == (_isDeleteMenu ? 1 : 0))
+		return 0;
+
+	--_savegameOffset;
+	if (_isLoadMenu) {
+		setupSavegameNames(_loadMenu, _saveLoadNumSlots);
+		// original calls something different here...
+		initMenu(_loadMenu);
+	} else if (_isSaveMenu || _isDeleteMenu) {
+		setupSavegameNames(_saveMenu, _saveLoadNumSlots);
+		// original calls something different here...
+		initMenu(_saveMenu);
+	}
+
+	return 0;
+}
+
+int GUI_v2::scrollDownButton(Button *button) {
+	updateMenuButton(button);
+	++_savegameOffset;
+
+	if (uint(_savegameOffset + _saveLoadNumSlots) >= _saveSlots.size())
+		_savegameOffset = MAX<int>(_saveSlots.size() - _saveLoadNumSlots, _isDeleteMenu ? 1 : 0);
+
+	if (_isLoadMenu) {
+		setupSavegameNames(_loadMenu, _saveLoadNumSlots);
+		// original calls something different here...
+		initMenu(_loadMenu);
+	} else if (_isSaveMenu || _isDeleteMenu) {
+		setupSavegameNames(_saveMenu, _saveLoadNumSlots);
+		// original calls something different here...
+		initMenu(_saveMenu);
+	}
+
+	return 0;
+}
+
+int GUI_v2::resumeGame(Button *caller) {
+	updateMenuButton(caller);
+	_displayMenu = false;
+	if (!(_vm->game() == GI_KYRA2 && _vm->gameFlags().lang == Common::ZH_TWN))
+		_screen->setFontStyles(_screen->_currentFont, Font::kStyleBorder);
+	return 0;
+}
+
+int GUI_v2::quitOptionsMenu(Button *caller) {
+	updateMenuButton(caller);
+	_isOptionsMenu = false;
+	return 0;
+}
+
+int GUI_v2::toggleWalkspeed(Button *caller) {
+	updateMenuButton(caller);
+	if (_vm->_configWalkspeed == 5)
+		_vm->_configWalkspeed = 3;
+	else
+		_vm->_configWalkspeed = 5;
+	_vm->setWalkspeed(_vm->_configWalkspeed);
+	setupOptionsButtons();
+	renewHighlight(_gameOptions);
+	return 0;
+}
+
+int GUI_v2::toggleText(Button *caller) {
+	updateMenuButton(caller);
+
+	if (_vm->textEnabled()) {
+		if (_vm->speechEnabled())
+			_vm->_configVoice = 1;
+		else
+			_vm->_configVoice = 3;
+	} else {
+		if (_vm->speechEnabled())
+			_vm->_configVoice = 2;
+		else
+			_vm->_configVoice = 0;
+	}
+
+	setupOptionsButtons();
+	renewHighlight(_gameOptions);
+	return 0;
+}
+
+int GUI_v2::clickLoadSlot(Button *caller) {
+	updateMenuButton(caller);
+
+	int index = caller->index - _menuButtons[0].index;
+	assert(index >= 0 && index <= 6);
+	MenuItem &item = _loadMenu.item[index];
+
+	if (item.saveSlot >= 0) {
+		_vm->_gameToLoad = item.saveSlot;
+		_isLoadMenu = false;
+	}
+
+	return 0;
+}
+
+int GUI_v2::cancelLoadMenu(Button *caller) {
+	updateMenuButton(caller);
+	_isLoadMenu = false;
+	_noLoadProcess = true;
+	return 0;
+}
+
+int GUI_v2::saveMenu(Button *caller) {
+	updateSaveFileList(_vm->_targetName);
+
+	updateMenuButton(caller);
+
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+
+	_isSaveMenu = true;
+	_noSaveProcess = false;
+	_saveSlot = -1;
+	_savegameOffset = 0;
+	setupSavegameNames(_saveMenu, _saveLoadNumSlots);
+	initMenu(_saveMenu);
+
+	updateAllMenuButtons();
+
+	while (_isSaveMenu) {
+		processHighlights(_saveMenu);
+		getInput();
+	}
+
+	if (_noSaveProcess) {
+		restorePage1(_vm->_screenBuffer);
+		backUpPage1(_vm->_screenBuffer);
+		initMenu(*_currentMenu);
+		updateAllMenuButtons();
+		return 0;
+	} else if (_saveSlot <= -1) {
+		return 0;
+	}
+
+	restorePage1(_vm->_screenBuffer);
+	restorePalette();
+
+	Graphics::Surface thumb;
+	createScreenThumbnail(thumb);
+	_vm->updatePlayTimer();
+	Util::convertString_KYRAtoGUI(_saveDescription, 81);
+	_vm->saveGameStateIntern(_saveSlot, _saveDescription, &thumb);
+	thumb.free();
+
+	_displayMenu = false;
+	if (!(_vm->game() == GI_KYRA2 && _vm->gameFlags().lang == Common::ZH_TWN))
+		_screen->setFontStyles(_screen->_currentFont, Font::kStyleBorder);
+	_madeSave = true;
+
+	return 0;
+}
+
+int GUI_v2::clickSaveSlot(Button *caller) {
+	updateMenuButton(caller);
+
+	int index = caller->index - _menuButtons[0].index;
+	assert(index >= 0 && index <= 6);
+	MenuItem &item = _saveMenu.item[index];
+
+	if (item.saveSlot >= 0) {
+		if (_isDeleteMenu) {
+			_slotToDelete = item.saveSlot;
+			_isDeleteMenu = false;
+			return 0;
+		} else {
+			_saveSlot = item.saveSlot;
+			Common::strlcpy(_saveDescription, item.itemString.c_str(), sizeof(_saveDescription));
+		}
+	} else if (item.saveSlot == -2) {
+		_saveSlot = getNextSavegameSlot();
+		memset(_saveDescription, 0, sizeof(_saveDescription));
+	}
+
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+
+	initMenu(_savenameMenu);
+	_screen->fillRect(0x26, 0x5B, 0x11F, _vm->gameFlags().lang == Common::ZH_TWN ? 0x6b : 0x66, textFieldColor2());
+	g_system->setFeatureState(OSystem::kFeatureVirtualKeyboard, true);
+	const char *desc = nameInputProcess(_saveDescription, 0x27, 0x5C, textFieldColor1(), textFieldColor2(), textFieldColor3(), 0x50);
+	g_system->setFeatureState(OSystem::kFeatureVirtualKeyboard, false);
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+	if (desc) {
+		_isSaveMenu = false;
+		_isDeleteMenu = false;
+	} else {
+		initMenu(_saveMenu);
+	}
+
+	return 0;
+}
+
+int GUI_v2::cancelSaveMenu(Button *caller) {
+	updateMenuButton(caller);
+	_isSaveMenu = false;
+	_isDeleteMenu = false;
+	_noSaveProcess = true;
+	return 0;
+}
+
+int GUI_v2::deleteMenu(Button *caller) {
+	updateSaveFileList(_vm->_targetName);
+
+	updateMenuButton(caller);
+	if (_saveSlots.size() < 2) {
+		_vm->snd_playSoundEffect(0x0D);
+		return 0;
+	}
+
+	do {
+		restorePage1(_vm->_screenBuffer);
+		backUpPage1(_vm->_screenBuffer);
+		_savegameOffset = 1;
+		_saveMenu.menuNameId = _vm->gameFlags().isTalkie ? 35 : 1;
+		setupSavegameNames(_saveMenu, _saveLoadNumSlots);
+		initMenu(_saveMenu);
+		_isDeleteMenu = true;
+		_slotToDelete = -1;
+		updateAllMenuButtons();
+
+		while (_isDeleteMenu) {
+			processHighlights(_saveMenu);
+			getInput();
+		}
+
+		if (_slotToDelete < 1) {
+			restorePage1(_vm->_screenBuffer);
+			backUpPage1(_vm->_screenBuffer);
+			initMenu(*_currentMenu);
+			updateAllMenuButtons();
+			_saveMenu.menuNameId = _vm->gameFlags().isTalkie ? 9 : 17;
+			return 0;
+		}
+	} while (choiceDialog(_vm->gameFlags().isTalkie ? 0x24 : 2, 1) == 0);
+
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+	initMenu(*_currentMenu);
+	updateAllMenuButtons();
+	_vm->_saveFileMan->removeSavefile(_vm->getSavegameFilename(_slotToDelete));
+	Common::Array<int>::iterator i = Common::find(_saveSlots.begin(), _saveSlots.end(), _slotToDelete);
+	while (i != _saveSlots.end()) {
+		++i;
+		if (i == _saveSlots.end())
+			break;
+		// We are only renaming all savefiles until we get some slots missing
+		// Also not rename quicksave slot filenames
+		if (*(i - 1) != *i || *i >= 990)
+			break;
+		Common::String oldName = _vm->getSavegameFilename(*i);
+		Common::String newName = _vm->getSavegameFilename(*i - 1);
+		_vm->_saveFileMan->renameSavefile(oldName, newName);
+	}
+	_saveMenu.menuNameId = _vm->gameFlags().isTalkie ? 9 : 17;
+	return 0;
+}
+
+const char *GUI_v2::nameInputProcess(char *buffer, int x, int y, uint8 c1, uint8 c2, uint8 c3, int bufferSize) {
+	bool running = true;
+	int curPos = strlen(buffer);
+	uint8 keyLim = (_vm->gameFlags().lang == Common::JA_JPN || _vm->gameFlags().lang == Common::ZH_TWN) ? 128 : 226;
+	int x2 = x, y2 = y;
+
+	Screen::FontId of = _screen->setFont(_saveMenuFont);
+	_text->printText(buffer, x, y, c1, c2, c2);
+
+	for (int i = 0; i < curPos; ++i)
+		x2 += getCharWidth(buffer[i]);
+
+	drawTextfieldBlock(x2, y2, c3);
+	_screen->setFont(of);
+
+	_keyPressed.reset();
+	_cancelNameInput = _finishNameInput = false;
+	while (running && !_vm->shouldQuit()) {
+		of = _screen->setFont(_saveMenuFont);
+		checkTextfieldInput();
+		_screen->setFont(of);
+		processHighlights(_savenameMenu);
+
+		char inputKey = _keyPressed.ascii;
+		Util::convertISOToDOS(inputKey);
+
+		if (_keyPressed.keycode == Common::KEYCODE_RETURN || _keyPressed.keycode == Common::KEYCODE_KP_ENTER || _finishNameInput) {
+			if (checkSavegameDescription(buffer, curPos)) {
+				buffer[curPos] = 0;
+				running = false;
+			} else {
+				_finishNameInput = false;
+			}
+		} else if (_keyPressed.keycode == Common::KEYCODE_ESCAPE || _cancelNameInput) {
+			running = false;
+			return nullptr;
+		} else if ((_keyPressed.keycode == Common::KEYCODE_BACKSPACE || _keyPressed.keycode == Common::KEYCODE_DELETE) && curPos > 0) {
+			drawTextfieldBlock(x2, y2, c2);
+			--curPos;
+			x2 -= getCharWidth(buffer[curPos]);
+			drawTextfieldBlock(x2, y2, c3);
+			_screen->updateScreen();
+			_lastScreenUpdate = _vm->_system->getMillis();
+		} else if ((uint8)inputKey > 31 && (uint8)inputKey < keyLim && curPos < bufferSize) {
+			of = _screen->setFont(_saveMenuFont);
+			if (x2 + getCharWidth(inputKey) + 7 < 0x11F) {
+				buffer[curPos] = inputKey;
+				const char text[2] = { buffer[curPos], 0 };
+				if (_saveMenuFont == Screen::FID_CHINESE_FNT) {
+					drawTextfieldBlock(x2, y2, c2);
+					_text->printText(text, x2, y2, c1, c2, 0);
+				} else {
+					_text->printText(text, x2, y2, c1, c2, c2);
+				}
+				x2 += getCharWidth(inputKey);
+				drawTextfieldBlock(x2, y2, c3);
+				++curPos;
+				_screen->updateScreen();
+				_lastScreenUpdate = _vm->_system->getMillis();
+			}
+			_screen->setFont(of);
+		}
+
+		_keyPressed.reset();
+	}
+
+	return buffer;
+}
+
+int GUI_v2::finishSavename(Button *caller) {
+	updateMenuButton(caller);
+	_finishNameInput = true;
+	return 0;
+}
+
+int GUI_v2::cancelSavename(Button *caller) {
+	updateMenuButton(caller);
+	_cancelNameInput = true;
+	return 0;
+}
+
+bool GUI_v2::checkSavegameDescription(const char *buffer, int size) {
+	if (!buffer || !size)
+		return false;
+	if (buffer[0] == 0)
+		return false;
+	for (int i = 0; i < size; ++i) {
+		if (buffer[i] != ' ')
+			return true;
+	}
+	return false;
+}
+
+int GUI_v2::getCharWidth(uint8 c) {
+	Screen::FontId old = _screen->setFont(_saveMenuFont);
+	_screen->_charSpacing = -2;
+	int width = _screen->getCharWidth(c);
+	_screen->_charSpacing = 0;
+	_screen->setFont(old);
+	return width;
+}
+
+void GUI_v2::drawTextfieldBlock(int x, int y, uint8 c) {
+	_screen->fillRect(x + _saveMenuCursor.left, y + _saveMenuCursor.top, x + _saveMenuCursor.right, y + _saveMenuCursor.bottom, c);
+}
+
+bool GUI_v2::choiceDialog(int name, bool type) {
+	_choiceMenu.highlightedItem = 0;
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+	if (type)
+		_choiceMenu.numberOfItems = 2;
+	else
+		_choiceMenu.numberOfItems = 1;
+	_choiceMenu.menuNameId = name;
+
+	initMenu(_choiceMenu);
+	_isChoiceMenu = true;
+	_choice = false;
+
+	while (_isChoiceMenu) {
+		processHighlights(_choiceMenu);
+		getInput();
+	}
+
+	restorePage1(_vm->_screenBuffer);
+	backUpPage1(_vm->_screenBuffer);
+	return _choice;
+}
+
+int GUI_v2::choiceYes(Button *caller) {
+	updateMenuButton(caller);
+	_choice = true;
+	_isChoiceMenu = false;
+	return 0;
+}
+
+int GUI_v2::choiceNo(Button *caller) {
+	updateMenuButton(caller);
+	_choice = false;
+	_isChoiceMenu = false;
+	return 0;
+}
+
+} // End of namespace Kyra