if (mIsLandscape == true) {
    if (!mButtonVisible) {
        w1 = bw - bw/2;
        bw /= 2;
    }
    if (bw > bh*2) bw = bh*2;
    h1 = dh;
    w2 = bw;
}
else {
    // screen adjust for dual display
    if (dh >= screen_h * 4 / 3) {
        h1 = (dh - screen_h * 4 / 3) / 2;
        bh = dh - screen_h - h1;
    } else if (!mButtonVisible) {
        h1 = bh - bh/2;
        bh /= 2;
    }
    if (bh > bw*2) bh = bw*2;
    w1 = dw;
    h2 = bh;
}

if (getResources().getBoolean(R.bool.use_launcher)) {
    gCurrentDirectoryPath = Environment.getExternalStorageDirectory() + "/ons";

    // load config file
    File configFile = new File(gCurrentDirectoryPath, "config.txt");
    if (configFile.exists()) {
        BufferedReader reader = null;
        try {
            reader = new BufferedReader(new InputStreamReader(new FileInputStream(configFile)));
            String line;
            while ((line = reader.readLine()) != null) {
                String[] cfgDat = line.split(":");
                if ("launch_dir".equals(cfgDat[0]) && cfgDat[1] != null && cfgDat[1].length() > 0) {
                    File file = new File(cfgDat[1]);
                    if (file.exists()) gCurrentDirectoryPath = cfgDat[1];
                }
            }
        } catch (FileNotFoundException e) {
            showErrorDialog(e.getMessage());
        } catch (IOException e) {
            showErrorDialog(e.getMessage());
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    showErrorDialog(e.getMessage());
                }
            }
        }
    }

    runLauncher();
}