#include "layout_edit.h"

//build the dialog
LayoutEdit::LayoutEdit( LayoutManager* l ) {
    lm = l;

    setWindowTitle( NAME );
    setWindowIcon(QPixmap(ICON24));

    LMain = new QVBoxLayout( this);
    LMain->setSpacing(5);
    LMain->setMargin(5);

    QFrame* frame = new QFrame(this);
    frame->setFrameStyle(QFrame::Box | QFrame::Sunken );
    QGridLayout* g = new QGridLayout(frame);
    g->setMargin(5);
    g->setSpacing(5);
    CLayouts = new QComboBox(frame);
    connect( CLayouts, SIGNAL(activated( const QString& )), lm, SLOT(load(const QString&)));
    g->addWidget(CLayouts,0,0,1,4);

    //most of these buttons can link directly into slots in the LayoutManager
    BAdd = new QPushButton("Add", frame);
    connect(BAdd, SIGNAL(clicked()), lm, SLOT(saveAs()));
    g->addWidget(BAdd,1,0);
    BRem = new QPushButton("Remove", frame);
    connect(BRem, SIGNAL(clicked()), lm, SLOT(remove()));
    g->addWidget(BRem,1,1);
    BUpd = new QPushButton("Update", frame);
    connect(BUpd, SIGNAL(clicked()), lm, SLOT(save()));
    g->addWidget(BUpd,1,2);
    BRev = new QPushButton("Revert", frame);
    connect(BRev, SIGNAL(clicked()), lm, SLOT(reload()));
    g->addWidget(BRev,1,3);
    LMain->addWidget( frame );

    //produce a list of names for the FlashRadioArray
    //this is only necesary since joystick devices need not always be
    //contiguous
    int padcount = available.count();
    QString names[padcount];
    int i = 0;
    do
    {
        QHashIterator<int, JoyPad*> it( available );
        while (it.hasNext())
        {
            it.next();
            names[i] = it.value()->getName();
            ++i;
        }
    } while (0);
    
    //flash radio array
    JoyButtons = new FlashRadioArray(padcount, names, true, this );
    LMain->addWidget( JoyButtons );
    
    //we have a WidgetStack to represent the multiple joypads
    PadStack = new QStackedWidget( this );
    PadStack->setFrameStyle(QFrame::Box | QFrame::Sunken );
    LMain->addWidget(PadStack);

    //go through each of the available joysticks
    i = 0; // i is the current index into PadStack
    do
    {
        QHashIterator<int, JoyPad*> it(available);
        while (it.hasNext())
        {
            it.next();
            //add a new JoyPadWidget to the stack
            PadStack->insertWidget( i,it.value()->widget(PadStack,i) );
            //every time it "flashes", flash the associated tab.
            connect( PadStack->widget(i), SIGNAL( flashed( int ) ), JoyButtons, SLOT( flash( int )));
            ++i;
        }
    } while (0);
    //whenever a new tab is selected, raise the appropriate JoyPadWidget
    connect( JoyButtons, SIGNAL( changed( int ) ), PadStack, SLOT( setCurrentIndex( int )));

    updateLayoutList();

    //add the buttons at the bottom.
    QHBoxLayout* h = new QHBoxLayout(0);
    h->setMargin(0);
    h->setSpacing(5);
    QPushButton* close = new QPushButton( "-- Close Dialog --", this );
    connect(close, SIGNAL(clicked()), this, SLOT(close()));
    h->addWidget(close);
    QPushButton* quit = new QPushButton( "-- Quit --", this );
    connect( quit, SIGNAL( clicked() ), qApp, SLOT(quit()));
    h->addWidget(quit);
    LMain->addLayout(h);
}

void LayoutEdit::setLayout(QString layout) {
    //change the text,
    CLayouts->setItemText(CLayouts->currentIndex(), layout);
    //update all the JoyPadWidgets.
    for (uint i = 0; i < available.count(); i++) {
        ((JoyPadWidget*)PadStack->widget(i))->update();
    }
}

void LayoutEdit::updateLayoutList() {
    //blank the list, then load in new names from the LayoutManager.
    CLayouts->clear();
    QStringList layouts = lm->getLayoutNames();
    CLayouts->insertItems(-1, layouts);
    CLayouts->setCurrentIndex(layouts.indexOf(lm->CurrentLayout));
}

void LayoutEdit::windowActivationChange( bool oldActive ) {
    if (oldActive) return;
    //whenever the window becomes active, release all pressed buttons! This way
    //you don't get any presses without releases to confuse things.
    QHashIterator<int, JoyPad*> it( available );
    while (it.hasNext())
    {
        printf("iterating and releasing\n");
        it.next();
        it.value()->release();
    }
    printf("done releasing!\n");
}