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/***************************************************************************
* Copyright (C) 2003,2005 by David Saxton *
* david@bluehaze.org *
* *
* 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. *
***************************************************************************/
#include <vector> // Temporay fix for pthread.h problem
#include "circuitdocument.h"
#include "docmanager.h"
#include "flowcodedocument.h"
#include "itemdocument.h"
#include "itemlibrary.h"
#include "itemselector.h"
#include "libraryitem.h"
#include "mechanicsdocument.h"
#include <kapplication.h>
#include <kconfig.h>
#include <kdebug.h>
#include <klocale.h>
#include <tqdragobject.h>
#include <tqlayout.h>
#include <tqpopupmenu.h>
#include <tqwhatsthis.h>
#include <assert.h>
ILVItem::ILVItem( TQListView* tqparent, const TQString &id )
: KListViewItem( tqparent, 0 )
{
m_id = id;
b_isRemovable = false;
m_pProjectItem = 0l;
}
ILVItem::ILVItem( TQListViewItem* tqparent, const TQString &id )
: KListViewItem( tqparent, 0 )
{
m_id = id;
b_isRemovable = false;
m_pProjectItem = 0l;
}
ItemSelector::ItemSelector( TQWidget *tqparent, const char *name )
: KListView( tqparent, name )
{
addColumn( i18n( "Component" ) );
setFullWidth(true);
setSorting( -1, FALSE );
setRootIsDecorated(true);
setDragEnabled(true);
// connect( this, TQT_SIGNAL(executed(TQListViewItem*) ), this, TQT_SLOT(slotItemExecuted(TQListViewItem*)) );
connect( this, TQT_SIGNAL(clicked(TQListViewItem*)), this, TQT_SLOT(slotItemClicked(TQListViewItem*)) );
connect( this, TQT_SIGNAL(doubleClicked(TQListViewItem*)), this, TQT_SLOT(slotItemDoubleClicked(TQListViewItem*)) );
connect( this, TQT_SIGNAL(contextMenuRequested(TQListViewItem*, const TQPoint&, int )), this, TQT_SLOT(slotContextMenuRequested(TQListViewItem*, const TQPoint&, int )) );
}
ItemSelector::~ItemSelector()
{
writeOpenStates();
}
void ItemSelector::clear()
{
m_categories.clear();
KListView::clear();
}
void ItemSelector::addItem( const TQString & caption, const TQString & id, const TQString & _category, const TQPixmap & icon, bool removable )
{
ILVItem *parentItem = 0L;
TQString category = _category;
if ( !category.startsWith("/") ) {
category.prepend('/');
}
do
{
category.remove(0,1);
TQString cat;
category.tqreplace( "\\/", "|" );
int pos = category.tqfind('/');
if ( pos == -1 ) cat = category;
else cat = category.left( pos );
cat.tqreplace( "|", "/" );
if ( m_categories.tqfindIndex(cat) == -1 )
{
m_categories.append(cat);
if (parentItem) {
parentItem = new ILVItem( parentItem, "" );
}
else {
parentItem = new ILVItem( this, "" );
}
parentItem->setOpen( readOpenState(cat) );
parentItem->setExpandable(true);
parentItem->setText( 0, cat );
}
else
{
parentItem = (ILVItem*)tqfindItem( cat, 0 );
}
category.remove( 0, pos );
} while ( category.tqcontains('/') );
if ( !parentItem )
{
kdError() << "Unexpected error in finding tqparent item for category list"<<endl;
return;
}
ILVItem *item = new ILVItem( parentItem, id );
item->setPixmap( 0, icon );
item->setText( 0, caption );
item->setRemovable(removable);
}
void ItemSelector::writeOpenStates()
{
KConfig *config = kapp->config();
config->setGroup( name() );
const TQStringList::iterator end = m_categories.end();
for ( TQStringList::iterator it = m_categories.begin(); it != end; ++it )
{
TQListViewItem *item = tqfindItem( *it, 0 );
if (item) {
config->writeEntry( *it+"IsOpen", item->isOpen() );
}
}
}
bool ItemSelector::readOpenState( const TQString &id )
{
KConfig *config = kapp->config();
config->setGroup( name() );
return config->readBoolEntry( id+"IsOpen", true );
}
void ItemSelector::slotContextMenuRequested( TQListViewItem* item, const TQPoint& pos, int /*col*/ )
{
if ( !item || !(static_cast<ILVItem*>(item))->isRemovable() ) {
return;
}
TQPopupMenu *menu = new TQPopupMenu(this);
menu->insertItem( i18n("Remove %1").tqarg(item->text(0)), this, TQT_SLOT(slotRemoveSelectedItem()), TQt::Key_Delete );
menu->popup(pos);
}
void ItemSelector::slotRemoveSelectedItem()
{
ILVItem *item = dynamic_cast<ILVItem*>(selectedItem());
if (!item)
return;
emit itemRemoved( item->key( 0, 0 ) );
ILVItem *tqparent = dynamic_cast<ILVItem*>(item->TQListViewItem::tqparent());
delete item;
// Get rid of the category as well if it has no tqchildren
if ( tqparent && !tqparent->firstChild() )
{
m_categories.remove(tqparent->text(0));
delete tqparent;
}
}
void ItemSelector::setListCaption( const TQString &caption )
{
setColumnText( 0, caption );
}
void ItemSelector::slotItemClicked( TQListViewItem *item )
{
if (!item)
return;
if ( ItemDocument * itemDocument = dynamic_cast<ItemDocument*>(DocManager::self()->getFocusedDocument()) )
itemDocument->slotUnsetRepeatedItemId();
emit itemClicked( item->key( 0, 0 ) );
}
void ItemSelector::slotItemDoubleClicked( TQListViewItem *item )
{
if (!item)
return;
TQString id = item->key( 0, 0 );
if ( Document * doc = DocManager::self()->getFocusedDocument() )
{
if ( doc->type() == Document::dt_flowcode && id.startsWith("flow/") )
(static_cast<FlowCodeDocument*>(doc))->slotSetRepeatedItemId(id);
else if ( doc->type() == Document::dt_circuit && (id.startsWith("ec/") || id.startsWith("sc/")) )
(static_cast<CircuitDocument*>(doc))->slotSetRepeatedItemId(id);
else if ( doc->type() == Document::dt_mechanics && id.startsWith("mech/") )
(static_cast<MechanicsDocument*>(doc))->slotSetRepeatedItemId(id);
}
emit itemDoubleClicked(id);
}
TQDragObject* ItemSelector::dragObject()
{
const TQString id = currentItem()->key(0,0);
TQStoredDrag * d = 0l;
if ( id.startsWith("flow/") )
d = new TQStoredDrag( "ktechlab/flowpart", this );
else if ( id.startsWith("ec/") )
d = new TQStoredDrag( "ktechlab/component", this );
else if ( id.startsWith("sc/") )
d = new TQStoredDrag( "ktechlab/subcircuit", this );
else if ( id.startsWith("mech/") )
d = new TQStoredDrag( "ktechlab/mechanical", this );
if (d)
{
TQByteArray data;
TQDataStream stream( data, IO_WriteOnly );
stream << id;
d->setEncodedData(data);
}
// A pixmap cursor is often hard to make out
// TQPixmap *pixmap = const_cast<TQPixmap*>(currentItem()->pixmap(0));
// if (pixmap) d->setPixmap(*pixmap);
return d;
}
//BEGIN class ComponentSelector
ComponentSelector * ComponentSelector::m_pSelf = 0l;
ComponentSelector * ComponentSelector::self( KateMDI::ToolView * tqparent )
{
if (!m_pSelf)
{
assert(tqparent);
m_pSelf = new ComponentSelector(tqparent);
}
return m_pSelf;
}
ComponentSelector::ComponentSelector( KateMDI::ToolView * tqparent )
: ItemSelector( (TQWidget*)tqparent, "Component Selector" )
{
TQWhatsThis::add( this, i18n(
"Add components to the circuit diagram by dragging them into the circuit.<br><br>"
"To add more than one component of the same type, doubleclick on a component, and click repeatedly in the circuit to place the component. Right click to stop placement.<br><br>"
"Some components (such as subcircuits) can be removed by right clicking on the item and selecting \"Remove\"."
) );
setListCaption( i18n("Component") );
LibraryItemList *items = itemLibrary()->items();
const LibraryItemList::iterator end = items->end();
for ( LibraryItemList::iterator it = items->begin(); it != end; ++it )
{
if ( (*it)->type() == LibraryItem::lit_component )
addItem( (*it)->name(), (*it)->activeID(), (*it)->category(), (*it)->icon16() );
}
}
//END class ComponentSelector
//BEGIN class FlowPartSelector
FlowPartSelector * FlowPartSelector::m_pSelf = 0l;
FlowPartSelector * FlowPartSelector::self( KateMDI::ToolView * tqparent )
{
if (!m_pSelf)
{
assert(tqparent);
m_pSelf = new FlowPartSelector(tqparent);
}
return m_pSelf;
}
FlowPartSelector::FlowPartSelector( KateMDI::ToolView * tqparent )
: ItemSelector( (TQWidget*)tqparent, "Part Selector" )
{
TQWhatsThis::add( this, i18n("Add FlowPart to the FlowCode document by dragging them there.<br><br>To add more than one FlowPart of the same type, doubleclick on a FlowPart, and click repeatedly in the FlowChart to place the component. Right click to stop placement.") );
setListCaption( i18n("Flow Part") );
LibraryItemList *items = itemLibrary()->items();
const LibraryItemList::iterator end = items->end();
for ( LibraryItemList::iterator it = items->begin(); it != end; ++it )
{
if ( (*it)->type() == LibraryItem::lit_flowpart )
addItem( (*it)->name(), (*it)->activeID(), (*it)->category(), (*it)->icon16() );
}
}
//END class FlowPartSelector
//BEGIN class MechanicsSelector
MechanicsSelector * MechanicsSelector::m_pSelf = 0l;
MechanicsSelector * MechanicsSelector::self( KateMDI::ToolView * tqparent )
{
if (!m_pSelf)
{
assert(tqparent);
m_pSelf = new MechanicsSelector( (TQWidget*)tqparent );
}
return m_pSelf;
}
MechanicsSelector::MechanicsSelector( TQWidget *tqparent )
: ItemSelector( (TQWidget*)tqparent, "Mechanics Selector" )
{
TQWhatsThis::add( this, i18n("Add mechanical parts to the mechanics work area by dragging them there.") );
LibraryItemList *items = itemLibrary()->items();
const LibraryItemList::iterator end = items->end();
for ( LibraryItemList::iterator it = items->begin(); it != end; ++it )
{
if ( (*it)->type() == LibraryItem::lit_mechanical )
{
addItem( (*it)->name(), (*it)->activeID(), (*it)->category(), (*it)->icon16() );
}
}
}
//END class MechanicsSelector
#include "itemselector.moc"
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