Java X11.Atom方法代码示例

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as a null terminated byte array.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as a null terminated byte array
 * @throws X11Exception thrown if X11 window errors occurred
 */
public byte[] getNullTerminatedProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  byte[] bytesOrig = getProperty(xa_prop_type, xa_prop_name);
  byte[] bytesDest;

  // search for '\0'
  int i;
  for (i = 0; i < bytesOrig.length; i++) {
    if (bytesOrig[i] == '\0') break;
  }

  if (i < bytesOrig.length - 1) {
    bytesDest = new byte[i + 1];
    System.arraycopy(bytesOrig, 0, bytesDest, 0, i + 1);
  } else {
    bytesDest = bytesOrig;
  }

  return bytesDest;
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Get internal atoms by name.
 * 
 * @param name name of the atom
 * @return atom
 */
public X11.Atom getAtom(String name) {
  X11.Atom atom = atomsHash.get(name);
  if (atom == null) {
    atom = x11.XInternAtom(x11Display, name, false);
    atomsHash.put(name, atom);
  }
  return atom;
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as byte array where every '\0' character is replaced by '.'.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as byte array where every '\0' character is replaced by '.'
 * @throws X11Exception thrown if X11 window errors occurred
 */
public byte[] getNullReplacedStringProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name)
    throws X11Exception {
  byte[] bytes = getProperty(xa_prop_type, xa_prop_name);

  // search for '\0'
  int i;
  for (i = 0; i < bytes.length; i++) {
    if (bytes[i] == '\0') {
      bytes[i] = '.';
    }
  }

  return bytes;
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as UTF8 string where every '\0' character is replaced by '.'.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as UTF8 string where every '\0' character is replaced by '.'
 * @throws X11Exception thrown if X11 window errors occurred
 */
public String getUtf8Property(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  try {
    return new String(getNullReplacedStringProperty(xa_prop_type, xa_prop_name), "UTF8");
  } catch (UnsupportedEncodingException e) {
    throw new X11Exception(e);
  }
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as UTF8 string list
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as UTF8 string list
 * @throws X11Exception thrown if X11 window errors occurred
 */
public String[] getUtf8ListProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  try {
    return new String(getProperty(xa_prop_type, xa_prop_name), "UTF8").split("\0");
  } catch (UnsupportedEncodingException e) {
    throw new X11Exception(e);
  }
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as integer.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as integer
 * @throws X11Exception thrown if X11 window errors occurred
 */
public int getIntProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  return bytesToInt(getProperty(xa_prop_type, xa_prop_name));
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as window.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as window
 * @throws X11Exception thrown if X11 window errors occurred
 */
public Window getWindowProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  int windowId = getIntProperty(xa_prop_type, xa_prop_name);
  X11.Window x11Window = new X11.Window(windowId);
  return new Window(display, x11Window);
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as string where every '\0' character is replaced by '.'.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as string where every '\0' character is replaced by '.'
 * @throws X11Exception thrown if X11 window errors occurred
 */
public String getStringProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  return new String(getNullReplacedStringProperty(xa_prop_type, xa_prop_name));
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as string list.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as string list
 * @throws X11Exception thrown if X11 window errors occurred
 */
public String[] getStringListProperty(X11.Atom xa_prop_type, X11.Atom xa_prop_name) throws X11Exception {
  return new String(getProperty(xa_prop_type, xa_prop_name)).split("\0");
}
 

import com.sun.jna.platform.unix.X11; //导入方法依赖的package包/类
/**
 * Returns the property value as a byte array.
 * 
 * @param xa_prop_type property type
 * @param xa_prop_name property name
 * @return property value as a byte array
 * @throws X11Exception thrown if X11 window errors occurred
 */
public byte[] getProperty(X11.Atom xa_prop_type, String xa_prop_name) throws X11Exception {
  return getProperty(xa_prop_type, display.getAtom(xa_prop_name));
}