/*
 * Copyright 2002-2006, Haiku, Inc. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 *
 * Authors:
 *              Mattias Sundblad
 *              Andrew Bachmann
 */


#include "Constants.h"
#include "FindWindow.h"

#include <Button.h>
#include <Catalog.h>
#include <CheckBox.h>
#include <GroupLayoutBuilder.h>
#include <GridLayoutBuilder.h>
#include <Locale.h>
#include <LayoutBuilder.h>
#include <String.h>
#include <TextControl.h>


#undef B_TRANSLATION_CONTEXT
#define B_TRANSLATION_CONTEXT "FindandReplaceWindow"


FindWindow::FindWindow(BRect frame, BHandler* _handler, BString* searchString,
        bool caseState, bool wrapState, bool backState)
        : BWindow(frame, B_TRANSLATE("Find"), B_FLOATING_WINDOW,
                B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_ASYNCHRONOUS_CONTROLS
                | B_AUTO_UPDATE_SIZE_LIMITS, B_CURRENT_WORKSPACE)
{
        AddShortcut('W', B_COMMAND_KEY, new BMessage(MSG_HIDE_WINDOW));

        fSearchString = new BTextControl("", B_TRANSLATE("Find:"), NULL, NULL);
        fCaseSensBox = new BCheckBox("", B_TRANSLATE("Case-sensitive"), NULL);
        fWrapBox = new BCheckBox("", B_TRANSLATE("Wrap-around search"), NULL);
        fBackSearchBox = new BCheckBox("", B_TRANSLATE("Search backwards"), NULL);
        fCancelButton = new BButton("", B_TRANSLATE("Cancel"),
                new BMessage(MSG_HIDE_WINDOW));
        fSearchButton = new BButton("", B_TRANSLATE("Find"),
                new BMessage(MSG_SEARCH));

        SetLayout(new BGroupLayout(B_HORIZONTAL));
        AddChild(BGroupLayoutBuilder(B_VERTICAL, 4)
                .Add(BGridLayoutBuilder(6, 2)
                                .Add(fSearchString->CreateLabelLayoutItem(), 0, 0)
                                .Add(fSearchString->CreateTextViewLayoutItem(), 1, 0)
                                .Add(fCaseSensBox, 1, 1)
                                .Add(fWrapBox, 1, 2)
                                .Add(fBackSearchBox, 1, 3)
                                )
                .AddGroup(B_HORIZONTAL, 10)
                        .AddGlue()
                        .Add(fCancelButton)
                        .Add(fSearchButton)
                .End()
                .SetInsets(10, 10, 10, 10)
        );

        fSearchButton->MakeDefault(true);
        fHandler = _handler;

        const char* text = searchString->String();

        fSearchString->SetText(text);
        fSearchString->MakeFocus(true);

        fCaseSensBox->SetValue(caseState ? B_CONTROL_ON : B_CONTROL_OFF);
        fWrapBox->SetValue(wrapState ? B_CONTROL_ON : B_CONTROL_OFF);
        fBackSearchBox->SetValue(backState ? B_CONTROL_ON : B_CONTROL_OFF);
}


void
FindWindow::MessageReceived(BMessage* msg)
{
        switch (msg->what) {
                case MSG_HIDE_WINDOW:
                        if (!IsHidden())
                                Hide();
                        break;
                case MSG_SEARCH:
                        _SendMessage();
                        break;

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


void
FindWindow::DispatchMessage(BMessage* message, BHandler* handler)
{
        if (message->what == B_KEY_DOWN) {
                int8 key;
                if (message->FindInt8("byte", 0, &key) == B_OK) {
                        if (key == B_ESCAPE) {
                                message->MakeEmpty();
                                message->what = MSG_HIDE_WINDOW;
                        }
                }
        }

        BWindow::DispatchMessage(message, handler);
}


bool
FindWindow::QuitRequested()
{
        BMessenger messenger(fHandler);
        messenger.SendMessage(MSG_FIND_WINDOW_QUIT);

        return true;
}


void
FindWindow::Show()
{
        fSearchString->TextView()->SelectAll();
        BWindow::Show();
}


void
FindWindow::_SendMessage()
{
        BMessage message(MSG_SEARCH);

        // Add the string
        message.AddString("findtext", fSearchString->Text());

        // Add searchparameters from checkboxes
        message.AddBool("casesens", fCaseSensBox->Value() == B_CONTROL_ON);
        message.AddBool("wrap", fWrapBox->Value() == B_CONTROL_ON);
        message.AddBool("backsearch", fBackSearchBox->Value() == B_CONTROL_ON);

        fHandler->Looper()->PostMessage(&message, fHandler);

        PostMessage(MSG_HIDE_WINDOW);
}