/*
 * Copyright 2015 Haiku, Inc. All rights reserved.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *              Josef Gajdusek
 */


#include "EditWindow.h"

#include <math.h>

#include <Button.h>
#include <LayoutBuilder.h>
#include <TextControl.h>
#include <String.h>
#include <StringView.h>

#include "ShortcutsWindow.h"


EditWindow::EditWindow(const char* placeholder, uint32 flags)
        :
        BWindow(BRect(0, 0, 0, 0), "", B_MODAL_WINDOW, flags)
{
        fTextControl = new BTextControl("", placeholder, NULL);

        BButton* okButton = new BButton("OK", new BMessage(B_CONTROL_MODIFIED));
        okButton->SetExplicitAlignment(BAlignment(B_ALIGN_RIGHT, B_ALIGN_TOP));
        SetDefaultButton(okButton);

        BLayoutBuilder::Group<>(this, B_VERTICAL)
                .SetInsets(B_USE_WINDOW_INSETS)
                .Add(fTextControl)
                .Add(okButton);
}


void
EditWindow::MessageReceived(BMessage* message)
{
        switch (message->what) {
                case B_CONTROL_MODIFIED:
                        delete_sem(fSem);
                        break;
                default:
                        BWindow::MessageReceived(message);
                        break;
        }
}


BString
EditWindow::Go()
{
        fSem = create_sem(0, "EditSem");
        if (fSem < B_OK) {
                Quit();
                return "";
        }

        BSize psize = GetLayout()->PreferredSize();
        ResizeTo(max_c(be_plain_font->StringWidth(fTextControl->Text()) * 1.5,
                                psize.Width()),
                psize.Height());
        Show();
        CenterOnScreen();

        acquire_sem(fSem);
        BString result = fTextControl->Text();
        if (Lock())
                Quit();

        return result;
}