/*
 * Copyright 2010, Ingo Weinhold, ingo_weinhold@gmx.de.
 * Distributed under the terms of the MIT License.
 */


#include "SetTitleDialog.h"

#include <Button.h>
#include <Catalog.h>
#include <LayoutBuilder.h>
#include <TextControl.h>


static const uint32 kMessageOK                          = 'okok';
static const uint32 kMessageDefault                     = 'dflt';
static const uint32 kMessageTitleChanged        = 'chng';


#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "Terminal SetTitleWindow"


// #pragma mark - SetTitleDialog


SetTitleDialog::SetTitleDialog(const char* dialogTitle, const char* label,
        const char* toolTip)
        :
        BWindow(BRect(0, 0, 0, 0), dialogTitle, B_BORDERED_WINDOW_LOOK,
                B_FLOATING_APP_WINDOW_FEEL,
                B_AUTO_UPDATE_SIZE_LIMITS | B_CLOSE_ON_ESCAPE),
        fListener(NULL),
        fTitle(),
        fOldTitleUserDefined(false),
        fTitleUserDefined(false)
{
        BLayoutBuilder::Group<>(this, B_VERTICAL)
                .SetInsets(10, 10, 10, 10)
                .Add(fTitleTextControl = new BTextControl("title", label, "", NULL))
                .AddGroup(B_HORIZONTAL)
                        .Add(fDefaultButton = new BButton("defaultButton",
                                B_TRANSLATE("Use default"), new BMessage(kMessageDefault)))
                        .AddGlue()
                        .Add(fCancelButton = new BButton("cancelButton",
                                B_TRANSLATE("Cancel"), new BMessage(B_QUIT_REQUESTED)))
                        .Add(fOKButton = new BButton("okButton", B_TRANSLATE("OK"),
                                new BMessage(kMessageOK)));

        fTitleTextControl->SetToolTip(toolTip);

        fOKButton->MakeDefault(true);

        UpdateSizeLimits();
                // as a courtesy to our creator, who might want to place us
}


SetTitleDialog::~SetTitleDialog()
{
        if (fListener != NULL) {
                // reset to old title
                fListener->TitleChanged(this, fOldTitle, fOldTitleUserDefined);

                Listener* listener = fListener;
                fListener = NULL;
                listener->SetTitleDialogDone(this);
        }
}


void
SetTitleDialog::Go(const BString& title, bool titleUserDefined,
        Listener* listener)
{
        fTitle = fOldTitle = title;
        fTitleUserDefined = fOldTitleUserDefined = titleUserDefined;

        fDefaultButton->SetEnabled(titleUserDefined);

        fTitleTextControl->SetText(fTitle);
        fTitleTextControl->SetModificationMessage(
                new BMessage(kMessageTitleChanged));
        fTitleTextControl->MakeFocus(true);

        fListener = listener;

        Show();
}


void
SetTitleDialog::Finish()
{
        if (Listener* listener = fListener) {
                fListener = NULL;
                listener->SetTitleDialogDone(this);
        }

        PostMessage(B_QUIT_REQUESTED);
}


void
SetTitleDialog::MessageReceived(BMessage* message)
{
        switch (message->what) {
                case kMessageDefault:
                        if (fListener != NULL)
                                fListener->TitleChanged(this, BString(), false);
                        // We're done now, fall through...

                case kMessageOK:
                        Finish();
                        break;

                case kMessageTitleChanged:
                        fTitle = fTitleTextControl->Text();
                        fTitleUserDefined = true;

                        fDefaultButton->SetEnabled(true);

                        if (fListener != NULL)
                                fListener->TitleChanged(this, fTitle, fTitleUserDefined);
                        break;

                default:
                        BWindow::MessageReceived(message);
                        break;
        }

}


// #pragma mark - SetTitleDialog


SetTitleDialog::Listener::~Listener()
{
}