es.gob.afirma.standalone.HDPIManager Maven / Gradle / Ivy
/* Copyright (C) 2011 [Gobierno de Espana]
* This file is part of "Cliente @Firma".
* "Cliente @Firma" is free software; you can redistribute it and/or modify it under the terms of:
* - the GNU General Public License as published by the Free Software Foundation;
* either version 2 of the License, or (at your option) any later version.
* - or The European Software License; either version 1.1 or (at your option) any later version.
* You may contact the copyright holder at: [email protected]
*/
package es.gob.afirma.standalone;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.logging.Logger;
/** Obtiene el modelo del dispositivo y verifica si tiene HDPI.
* @author Sergio Martínez Rico */
final class HDPIManager {
private static final Logger LOGGER = Logger.getLogger("es.gob.afirma"); //$NON-NLS-1$
private static String executeWmicCommand() {
final Runtime rt = Runtime.getRuntime();
final String[] commands = { "wmic", "csproduct", "get", "name" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
try {
final Process proc = rt.exec(commands);
final BufferedReader stdInput = new BufferedReader(
new InputStreamReader(proc.getInputStream())
);
String s = null;
// Obtenemos la segunda linea que ser el nombre de modelo
// (la primera es el nombre de la columna)
while ((s = stdInput.readLine()) != null) {
if(!s.equals("Name") && s.length() > 0) { //$NON-NLS-1$
return s.trim();
}
}
}
catch (final IOException e) {
LOGGER.warning(
"Error en la ejecucion del comando " + commands.toString() + ": " + e //$NON-NLS-1$ //$NON-NLS-2$
);
}
return null;
}
/** Indica si el dispositivo actual tiene pantalla HIDPI.
* @return true si se está ejecutando sobre un dispositivo HIDPI,
* false en caso contrario. */
public static boolean isHDPIDevice() {
final String modelName = executeWmicCommand();
// En caso de ser una surface con HIDPI se utiliza el Look&Feel Metal.
// En caso contrario se utiliza Nimbus.
final BufferedReader br = new BufferedReader(
new InputStreamReader(
HDPIManager.class.getResourceAsStream("/lookandfeel/hdpi_devices") //$NON-NLS-1$
)
);
try {
String line = br.readLine();
while (line != null) {
if(line.equals(modelName)) {
return true;
}
line = br.readLine();
}
}
catch(final IOException e) {
LOGGER.warning(
"No se ha podido abrir el fichero de dispositivos HDPI: " + e //$NON-NLS-1$
);
}
return false;
}
}