usbloadergx/source/prompts/HomebrewPrompt.cpp

/****************************************************************************
 * Copyright (C) 2011
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 ***************************************************************************/
#include <unistd.h>
#include "HomebrewPrompt.hpp"
#include "themes/gettheme.h"
#include "themes/Resources.h"
#include "language/gettext.h"
#include "utils/StringTools.h"
#include "menu/menus.h"

HomebrewPrompt::HomebrewPrompt(const char *name, const char *coder, const char *version,
                               const char *release_date, const char *long_description,
                               GuiImageData * iconImgData, u64 filesize)
        : PromptWindow(NULL, NULL)
{
    SetAlignment(ALIGN_CENTRE, ALIGN_MIDDLE);
    SetPosition(0, 6);

    whiteBox = Resources::GetImageData("bg_options.png");

    iconImg = new GuiImage(iconImgData);
    iconImg->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    iconImg->SetPosition(45, 10);

    dialogBoxImg->SetSkew(0, -80, 0, -80, 0, 50, 0, 50);
    dialogBoxImg->SetWidescreen(false);

    whiteBoxImg = new GuiImage(whiteBox);
    whiteBoxImg->SetPosition(0, 110);
    whiteBoxImg->SetAlignment(ALIGN_CENTRE, ALIGN_TOP);
    whiteBoxImg->SetSkew(0, 0, 0, 0, 0, -120, 0, -120);

    nameTxt = new GuiText(name, 30, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    nameTxt->SetAlignment(ALIGN_CENTRE, ALIGN_TOP);
    nameTxt->SetPosition(0, -15);
    nameTxt->SetMaxWidth(430, SCROLL_HORIZONTAL);

    coderTxt = new GuiText(fmt(tr( "Coded by: %s" ), coder), 16, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    coderTxt->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    coderTxt->SetPosition(180, 30);
    coderTxt->SetMaxWidth(280);

    versionTxt = new GuiText(fmt(tr( "Version: %s" ), version), 16, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    versionTxt->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    versionTxt->SetPosition(40, 65);
    versionTxt->SetMaxWidth(430);

    release_dateTxt = new GuiText(release_date, 16, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    release_dateTxt->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    release_dateTxt->SetPosition(40, 85);
    release_dateTxt->SetMaxWidth(430);

    const int pagesize = 6;
    long_descriptionTxt = new Text(long_description, 20, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    long_descriptionTxt->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    long_descriptionTxt->SetPosition(46, 117);
    long_descriptionTxt->SetMaxWidth(358);
    long_descriptionTxt->SetLinesToDraw(pagesize);
    long_descriptionTxt->Refresh();

    //convert filesize from u64 to char and put unit of measurement after it
    char filesizeCH[15];
    if (filesize <= 1024.0)
        snprintf(filesizeCH, sizeof(filesizeCH), "%lld B", filesize);
    if (filesize > 1024.0)
        snprintf(filesizeCH, sizeof(filesizeCH), "%0.2f KB", filesize / 1024.0);
    if (filesize > 1048576.0)
        snprintf(filesizeCH, sizeof(filesizeCH), "%0.2f MB", filesize / 1048576.0);

    filesizeTxt = new GuiText(filesizeCH, 16, thColor("r=0 g=0 b=0 a=255 - prompt windows text color"));
    filesizeTxt->SetAlignment(ALIGN_RIGHT, ALIGN_TOP);
    filesizeTxt->SetPosition(-40, 12);

    scrollBar = new GuiScrollbar(150);
    scrollBar->SetAlignment(ALIGN_LEFT, ALIGN_TOP);
    scrollBar->SetPosition(393, 115);
    scrollBar->SetPageSize(pagesize);
    scrollBar->SetEntrieCount(long_descriptionTxt->GetTotalLinesCount());
    scrollBar->listChanged.connect(this, &HomebrewPrompt::onListChange);

    Append(whiteBoxImg);
    if(strcmp(long_description, "") != 0 && long_descriptionTxt->GetTotalLinesCount() > pagesize)
        Append(scrollBar);

    if(strcmp(name, "") != 0) Append(nameTxt);
    if(strcmp(version, "") != 0) Append(versionTxt);
    if(strcmp(coder, "") != 0) Append(coderTxt);
    if(strcmp(release_date, "") != 0) Append(release_dateTxt);
    if(strcmp(long_description, "") != 0) Append(long_descriptionTxt);
    Append(filesizeTxt);
    Append(iconImg);

    AddButton(tr( "Load" ));
    AddButton(tr( "Back" ));

    Button[0]->SetAlignment(ALIGN_LEFT, ALIGN_BOTTOM);
    Button[0]->SetPosition(40, 2);
    Button[1]->SetAlignment(ALIGN_RIGHT, ALIGN_BOTTOM);
    Button[1]->SetPosition(-40, 2);
}

HomebrewPrompt::~HomebrewPrompt()
{
    ResumeGui();

    SetEffect(EFFECT_SLIDE_TOP | EFFECT_SLIDE_OUT, 50);
    while(parentElement && this->GetEffect() > 0) usleep(100);

    if(parentElement)
        ((GuiWindow *) parentElement)->Remove(this);
    parentElement = NULL;

    RemoveAll();

    delete whiteBox;
    delete iconImg;
    delete whiteBoxImg;
    delete nameTxt;
    delete coderTxt;
    delete versionTxt;
    delete release_dateTxt;
    delete long_descriptionTxt;
    delete filesizeTxt;
    delete scrollBar;
}

void HomebrewPrompt::onListChange(int SelItem, int SelInd)
{
	long_descriptionTxt->SetTextLine(SelItem+SelInd);
}

int HomebrewPrompt::MainLoop()
{
    int choice = -1;

    while (choice == -1)
    {
        usleep(100);

        if (shutdown)
        {
            wiilight(0);
            Sys_Shutdown();
        }
        else if (reset)
        {
            wiilight(0);
            Sys_Reboot();
        }

        choice = GetChoice();
    }

    return choice;
}