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#import <private/qcocoatoolbardelegate_mac_p.h>

#ifdef QT_MAC_USE_COCOA

#include <private/qmainwindowlayout_p.h>

#include <private/qt_mac_p.h>

#include <private/qt_cocoa_helpers_mac_p.h>

#include <private/qcocoaview_mac_p.h>

#include <private/qwidget_p.h>

#include <qtoolbar.h>

#include <qlayout.h>

#include <qdebug.h>

QT_BEGIN_NAMESPACE

extern QWidgetPrivate *qt_widget_private(QWidget *widget);

QT_END_NAMESPACE

QT_FORWARD_DECLARE_CLASS(QMainWindowLayout);

QT_FORWARD_DECLARE_CLASS(QToolBar);

QT_FORWARD_DECLARE_CLASS(QCFString);

@implementation QCocoaToolBarDelegate

- (id)initWithMainWindowLayout:(QMainWindowLayout *)layout

{

    self = [super init];

    if (self) {

        mainWindowLayout = layout;

    }

    return self;

}

- (NSArray *)toolbarAllowedItemIdentifiers:(NSToolbar *)toolbar

{

    Q_UNUSED(toolbar);

    return [NSArray arrayWithObject:@"com.trolltech.qt.nstoolbar-qtoolbar"];

}

- (NSArray *)toolbarDefaultItemIdentifiers:(NSToolbar *)toolbar

{

    return [self toolbarAllowedItemIdentifiers:toolbar];

}

- (void)toolbarDidRemoveItem:(NSNotification *)notification

{

    NSToolbarItem *item = [[notification userInfo] valueForKey:@"item"];

    mainWindowLayout->unifiedToolbarHash.remove(item);

    for (int i = 0; i < mainWindowLayout->toolbarItemsCopy.size(); ++i) {

        if (mainWindowLayout->toolbarItemsCopy.at(i) == item) {

            // I know about it, so release it.

            mainWindowLayout->toolbarItemsCopy.removeAt(i);

            mainWindowLayout->qtoolbarsInUnifiedToolbarList.removeAt(i);

            [item release];

            break;

        }

    }

}

- (NSToolbarItem *)toolbar:(NSToolbar *)nstoolbar itemForItemIdentifier:(NSString *)itemIdentifier

    willBeInsertedIntoToolbar:(BOOL)flag

{

    Q_UNUSED(flag);

    Q_UNUSED(nstoolbar);

    QToolBar *tb = mainWindowLayout->cocoaItemIDToToolbarHash.value(

            QT_PREPEND_NAMESPACE(qt_mac_NSStringToQString)(itemIdentifier));

    NSToolbarItem *item = nil;

    if (tb) {

        item = [[NSToolbarItem alloc] initWithItemIdentifier:itemIdentifier];

        mainWindowLayout->unifiedToolbarHash.insert(item, tb);

    }

    return item;

}

- (void)toolbarWillAddItem:(NSNotification *)notification

{

    NSToolbarItem *item = [[notification userInfo] valueForKey:@"item"];

    QToolBar *tb = mainWindowLayout->cocoaItemIDToToolbarHash.value(

            QT_PREPEND_NAMESPACE(qt_mac_NSStringToQString)([item itemIdentifier]));

    if (!tb)

        return; // I can't really do anything about this.

    [item retain];

    [item setView:QT_PREPEND_NAMESPACE(qt_mac_nativeview_for)(tb)];

    NSArray *items = [[qt_mac_window_for(mainWindowLayout->layoutState.mainWindow->window()) toolbar] items];

    int someIndex = 0;

    for (NSToolbarItem *i in items) {

        if (i == item)

            break;

        ++someIndex;

    }

    mainWindowLayout->toolbarItemsCopy.insert(someIndex, item);

    // This is synchronization code that was needed in Carbon, but may not be needed anymore here.

    QToolBar *toolbar = mainWindowLayout->unifiedToolbarHash.value(item);

    if (toolbar) {

        int toolbarIndex = mainWindowLayout->qtoolbarsInUnifiedToolbarList.indexOf(toolbar);

        if (someIndex != toolbarIndex) {

            // Dang, we must be out of sync, rebuild it from the "toolbarItemsCopy"

            mainWindowLayout->qtoolbarsInUnifiedToolbarList.clear();

            for (int i = 0; i < mainWindowLayout->toolbarItemsCopy.size(); ++i) {

                // This will either append the correct toolbar or an

                // null toolbar. This is fine because this list

                // is really only kept to make sure that things are but in the right order.

                mainWindowLayout->qtoolbarsInUnifiedToolbarList.append(

                                  mainWindowLayout->unifiedToolbarHash.value(mainWindowLayout->

                                                                        toolbarItemsCopy.at(i)));

            }

        }

        toolbar->update();

    }

}

@end

#endif // QT_MAC_USE_COCOA