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/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*/
#include "stdafx.h"
#include "gui/browser.h"
#include "gui/newgui.h"
#include "gui/ListWidget.h"
#include "backends/fs/fs.h"
namespace GUI {
/* We want to use this as a general directory selector at some point... possible uses
* - to select the data dir for a game
* - to select the place where save games are stored
* - others???
*/
enum {
kChooseCmd = 'Chos',
kGoUpCmd = 'GoUp'
};
BrowserDialog::BrowserDialog(const char *title)
: Dialog(20, 10, 320 -2 * 20, 200 - 2 * 10),
_node(0), _nodeContent(0) {
_fileList = NULL;
_currentPath = NULL;
_node = NULL;
_nodeContent = NULL;
_choice = NULL;
// Headline - TODO: should be customizable during creation time
new StaticTextWidget(this, 10, 8, _w - 2 * 10, kLineHeight, title, kTextAlignCenter);
// Current path - TODO: handle long paths ?
_currentPath = new StaticTextWidget(this, 10, 20, _w - 2 * 10, kLineHeight,
"DUMMY", kTextAlignLeft);
// Add file list
_fileList = new ListWidget(this, 10, 34, _w - 2 * 10, _h - 34 - 24 - 10);
_fileList->setNumberingMode(kListNumberingOff);
// Buttons
addButton(10, _h - 24, "Go up", kGoUpCmd, 0);
addButton(_w - 2 * (kButtonWidth + 10), _h - 24, "Cancel", kCloseCmd, 0);
addButton(_w - (kButtonWidth+10), _h - 24, "Choose", kChooseCmd, 0);
}
BrowserDialog::~BrowserDialog() {
delete _node;
delete _nodeContent;
delete _choice;
}
void BrowserDialog::open() {
// If no node has been set, or the last used one is now invalid,
// go back to the root/default dir.
if (_node == NULL || !_node->isValid()) {
delete _node;
_node = FilesystemNode::getRoot();
assert(_node != NULL);
}
// Alway refresh file list
updateListing();
// Nothing chosen by default
delete _choice;
_choice = 0;
// Call super implementation
Dialog::open();
}
void BrowserDialog::close() {
delete _nodeContent;
_nodeContent = 0;
// Call super implementation
Dialog::close();
}
void BrowserDialog::handleCommand(CommandSender *sender, uint32 cmd, uint32 data) {
FilesystemNode *tmp;
switch (cmd) {
case kChooseCmd: {
// If nothing is selected in the list widget, choose the current dir.
// Else, choose the dir that is selected.
int selection = _fileList->getSelected();
if (selection >= 0) {
_choice = (*_nodeContent)[selection].clone();
} else {
_choice = _node->clone();
}
setResult(1);
close();
}
break;
case kGoUpCmd:
tmp = _node->parent();
delete _node;
_node = tmp;
updateListing();
break;
case kListItemDoubleClickedCmd:
tmp = (*_nodeContent)[data].clone();
delete _node;
_node = tmp;
updateListing();
break;
default:
Dialog::handleCommand(sender, cmd, data);
}
}
void BrowserDialog::updateListing() {
assert(_node != NULL);
// Update the path display
_currentPath->setLabel(_node->path());
// Read in the data from the file system
delete _nodeContent;
_nodeContent = _node->listDir();
assert(_nodeContent != NULL);
// Populate the ListWidget
Common::StringList list;
int size = _nodeContent->size();
for (int i = 0; i < size; i++) {
list.push_back((*_nodeContent)[i].displayName());
}
_fileList->setList(list);
_fileList->scrollTo(0);
// Finally, redraw
draw();
}
} // End of namespace GUI
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