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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* listbox.cc
*
* Wed Jul 18 10:35:52 CEST 2007
* Copyright 2007 Bent Bisballe Nyeng and Lars Bisballe Jensen
* deva@aasimon.org and elsenator@gmail.com
****************************************************************************/
/*
* This file is part of Pracro.
*
* Pracro 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.
*
* Pracro 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 Pracro; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "listbox.h"
#include <QListWidgetItem>
#include <QListWidget>
#include "common.h"
#include "luawidget.h"
static QListWidgetItem *createItem(QDomElement &elem)
{
QListWidgetItem *item = new QListWidgetItem();
if(elem.hasAttribute("caption") &&
elem.hasAttribute("value")) {
item->setText(elem.attribute("caption"));
item->setData(Qt::UserRole, elem.attribute("value"));
} else {
printf("XML Error!!! Listbox item is missing one or more "
"attributes...\n");
}
if(elem.hasAttribute("type")) {
if(elem.attribute("type") == "header") {
item->setFlags(0);
QFont headerfont;
headerfont.setBold(true);
headerfont.setItalic(true);
item->setFont(headerfont);
QBrush headerbrush(Qt::SolidPattern);
headerbrush.setColor(Qt::lightGray);
item->setBackground(headerbrush);
}
if(elem.attribute("type") == "separator") {
item->setText("");
item->setFlags(0);
}
}
return item;
}
ListBox::ListBox(QDomNode &node, MacroWindow *macrowindow)
: Widget(node, macrowindow)
{
listwidget = new QListWidget();
setWidget(listwidget);
valueIsChangingByComputer = false;
setCommonAttributes(listwidget, node);
QDomNodeList children = node.childNodes();
for (int i=0; i < children.count(); i++) {
QDomNode child = children.at(i);
QDomElement list_elem = child.toElement();
listwidget->addItem(createItem(list_elem));
}
connect(listwidget, SIGNAL(itemSelectionChanged()), this, SLOT(changed()));
}
ListBox::~ListBox()
{
// delete listwidget;
}
bool ListBox::preValid()
{
return listwidget->selectedItems().size() != 0;
}
QString ListBox::value()
{
QString value = "none";
if(listwidget->currentRow() != -1)
value = listwidget->currentItem()->data(Qt::UserRole).toString();
return value;
}
void ListBox::setValue(QString value, QString source)
{
if(isUserSource(source)) emit wasChanged();
valueIsChangingByComputer = true;
int sel = -1; // -1 is default for none selected
for(int i = 0; i < listwidget->count(); i++) {
QListWidgetItem *listitem = listwidget->item(i);
if(listitem->data(Qt::UserRole).toString() == value) sel = i;
}
listwidget->setCurrentRow(sel);
// setInitialValue(value);
valueIsChangingByComputer = false;
}
void ListBox::changed()
{
if(!valueIsChangingByComputer) emit wasChanged();
}
void ListBox::setWdgValid(bool valid)
{
QPalette palette;
if(valid) {
// valid string
palette.setBrush(QPalette::Base, QBrush(QColor(255, 255, 255)));
} else {
// invalid string
palette.setBrush(QPalette::Base, QBrush(QColor(230, 200, 200)));
}
listwidget->setPalette(palette);
}
void ListBox::clear()
{
listwidget->clear();
}
void ListBox::addItem(QString text, QString type)
{
QDomDocument doc;
QDomElement elem = doc.createElement("item");
elem.setAttribute("caption", text);
elem.setAttribute("value", text);
if(type != "") elem.setAttribute("type", type);
listwidget->addItem(createItem(elem));
}
int lst_clear(lua_State *L)
{
wdg_userdata *wdgu;
wdgu = (wdg_userdata *)lua_touserdata(L, 1);
luaL_argcheck(L, wdgu, 1, "listbox expected");
ListBox *lst = (ListBox*)wdgu->widget;
lst->clear();
return 0;
}
int lst_add_item(lua_State *L)
{
wdg_userdata *wdgu;
wdgu = (wdg_userdata *)lua_touserdata(L, 1);
luaL_argcheck(L, wdgu, 1, "listbox expected");
QString val = luaL_checkstring(L, 2);
ListBox *lst = (ListBox*)wdgu->widget;
lst->addItem(val, "");
return 0;
}
int lst_add_header(lua_State *L)
{
wdg_userdata *wdgu;
wdgu = (wdg_userdata *)lua_touserdata(L, 1);
luaL_argcheck(L, wdgu, 1, "listbox expected");
QString val = luaL_checkstring(L, 2);
ListBox *lst = (ListBox*)wdgu->widget;
lst->addItem(val, "header");
return 0;
}
int lst_add_separator(lua_State *L)
{
wdg_userdata *wdgu;
wdgu = (wdg_userdata *)lua_touserdata(L, 1);
luaL_argcheck(L, wdgu, 1, "listbox expected");
ListBox *lst = (ListBox*)wdgu->widget;
lst->addItem("", "separator");
return 0;
}
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