mirror of
https://github.com/libretro/scummvm.git
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132 lines
3.6 KiB
C++
132 lines
3.6 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2002 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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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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*
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* $Header$
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*/
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#include "stdafx.h"
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#include "ListWidget.h"
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#include "ScrollBarWidget.h"
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#include "dialog.h"
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#include "newgui.h"
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/*
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* TODO:
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* - The handleKey method of widgets is currently never called, code for that has
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* to be added to dialog.cpp
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* - Once the above item is done, implement scrolling using arrow keys,
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* pageup/pagedown, home/end keys etc.
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* - Allow user to select an entry w/ the mouse
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* - Implement editing of the selected string in a generic fashion
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*/
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// Height of one entry
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#define LINE_HEIGHT 10
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ListWidget::ListWidget(Dialog *boss, int x, int y, int w, int h)
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: Widget(boss, x, y, w - kScrollBarWidth, h)
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{
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_flags = WIDGET_ENABLED | WIDGET_CLEARBG;
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_type = kListWidget;
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_numberingMode = kListNumberingOne;
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_entriesPerPage = (_h - 4) / LINE_HEIGHT;
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_currentPos = 3;
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_selectedItem = -1;
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_scrollBar = new ScrollBarWidget(boss, _x + _w, _y, kScrollBarWidth, _h);
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_scrollBar->setTarget(this);
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// FIXME - fill in dummy data for now
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_list.push_back("A simple game?");
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_list.push_back("This space for rent!");
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_list.push_back("To be or not to be...");
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_list.push_back("It's not easy come up with dummy text :-)");
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_list.push_back("Foo bar baz");
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_list.push_back("Empty slots follow:");
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_list.push_back("");
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_list.push_back("");
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_list.push_back("Now again a filled slot");
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_list.push_back("We need some more text!");
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_list.push_back("Because only this way...");
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_list.push_back("...can you see the scrollbar...");
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_list.push_back("...and verify that it works!");
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_list.push_back("One");
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_list.push_back("Two");
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_list.push_back("Three");
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_list.push_back("Four");
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_list.push_back("The End");
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_scrollBar->_numEntries = _list.size();
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_scrollBar->_entriesPerPage = _entriesPerPage;
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_scrollBar->_currentPos = _currentPos;
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_scrollBar->recalc();
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}
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ListWidget::~ListWidget()
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{
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}
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void ListWidget::handleClick(int x, int y, int button)
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{
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if (_flags & WIDGET_ENABLED) {
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_selectedItem = (y / LINE_HEIGHT) + _currentPos;
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draw();
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}
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}
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void ListWidget::handleKey(char key, int modifiers)
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{
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}
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void ListWidget::handleCommand(CommandSender *sender, uint32 cmd, uint32 data)
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{
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switch (cmd) {
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case kSetPositionCmd:
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if (_currentPos != data) {
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_currentPos = data;
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draw();
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}
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break;
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}
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}
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void ListWidget::drawWidget(bool hilite)
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{
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NewGui *gui = _boss->getGui();
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int i, pos;
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String buffer;
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// Draw the list items
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// FIXME - this is just a temporary demo hack
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for (i = 0, pos = _currentPos; i < _entriesPerPage; i++, pos++) {
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if (_numberingMode == kListNumberingZero || _numberingMode == kListNumberingOne) {
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char temp[10];
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sprintf(temp, "%2d. ", (pos + _numberingMode));
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buffer = temp;
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} else
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buffer = "";
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buffer += _list[pos];
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if (_selectedItem == pos)
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gui->drawString(buffer, _x+5, _y+2 + LINE_HEIGHT * i, _w - 10, gui->_textcolorhi);
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else
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gui->drawString(buffer, _x+5, _y+2 + LINE_HEIGHT * i, _w - 10, gui->_textcolor);
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}
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}
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