/*
 * AboutBox.cpp
 * Copyright 1999-2000 Y.Takagi. All Rights Reserved.
 */

#include <cstdio>
#include <string>

#include <Window.h>
#include <View.h>
#include <Button.h>

#include "AboutBox.h"


using namespace std;


enum {
        kMsgOK = 'AbOK'
};


class AboutBoxView : public BView {
public:
        AboutBoxView(BRect frame, const char *driver_name, const char *version, const char *copyright);
        virtual void Draw(BRect);
        virtual void AttachedToWindow();

private:
        string fDriverName;
        string fVersion;
        string fCopyright;
};

AboutBoxView::AboutBoxView(BRect rect, const char *driver_name, const char *version, const char *copyright)
        : BView(rect, "", B_FOLLOW_ALL, B_WILL_DRAW)
{
        fDriverName = driver_name;
        fVersion     = version;
        fCopyright   = copyright;
        SetViewUIColor(B_PANEL_BACKGROUND_COLOR);
        SetDrawingMode(B_OP_SELECT);
}

void AboutBoxView::Draw(BRect)
{
        SetHighColor(0, 0, 0);
        DrawString(fDriverName.c_str(), BPoint(10.0f, 16.0f));
        DrawString(" Driver for ");
        SetHighColor(0, 0, 0xff);
        DrawString("B");
        SetHighColor(0xff, 0, 0);
        DrawString("e");
        SetHighColor(0, 0, 0);
        DrawString("OS  Version ");
        DrawString(fVersion.c_str());
        DrawString(fCopyright.c_str(), BPoint(10.0f, 30.0f));
}

void AboutBoxView::AttachedToWindow()
{
        BRect rect;
        rect.Set(110, 50, 175, 55);
        BButton *button = new BButton(rect, "", "OK", new BMessage(kMsgOK));
        AddChild(button);
        button->MakeDefault(true);
}

class AboutBoxWindow : public BWindow {
public:
        AboutBoxWindow(BRect frame, const char *driver_name, const char *version, const char *copyright);
        virtual void MessageReceived(BMessage *msg);
        virtual bool QuitRequested();
};

AboutBoxWindow::AboutBoxWindow(BRect frame, const char *driver_name, const char *version, const char *copyright)
        : BWindow(frame, "", B_TITLED_WINDOW,
                B_NOT_RESIZABLE | B_NOT_ZOOMABLE | B_CLOSE_ON_ESCAPE)
{
        char title[256];
        sprintf(title, "About %s Driver", driver_name);
        SetTitle(title);
        AddChild(new AboutBoxView(Bounds(), driver_name, version, copyright));
}

void AboutBoxWindow::MessageReceived(BMessage *msg)
{
        switch (msg->what) {
        case kMsgOK:
                be_app->PostMessage(B_QUIT_REQUESTED);
                break;
        }
}

bool AboutBoxWindow::QuitRequested()
{
        be_app->PostMessage(B_QUIT_REQUESTED);
        return true;
}

AboutBox::AboutBox(const char *signature, const char *driver_name, const char *version, const char *copyright)
        : BApplication(signature)
{
        BRect rect;
        rect.Set(100, 80, 400, 170);
        AboutBoxWindow *window = new AboutBoxWindow(rect, driver_name, version, copyright);
        window->Show();
}