import java.awt.Component;
import java.awt.Dimension;
+import java.awt.GraphicsEnvironment;
import java.awt.Toolkit;
+import java.awt.event.KeyEvent;
import java.awt.event.MouseEvent;
import java.io.BufferedReader;
import java.io.File;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
+import java.lang.reflect.Method;
import java.net.URL;
+import java.nio.channels.Channels;
+import java.nio.channels.ReadableByteChannel;
import java.nio.file.Files;
import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.StandardCopyOption;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.Date;
import java.util.Locale;
private static Boolean isNoJSMac = null, isNoJSWin = null, isMac = null,
isWin = null;
- private static Boolean isHeadless = null;
-
private static swingjs.api.JSUtilI jsutil;
static
}
}
}
- // private static Boolean isHeadless = null;
/**
* added to group mouse events into Windows and nonWindows (mac, unix, linux)
: isMac);
}
+ public static int SHORTCUT_KEY_MASK = (Platform.isMac()
+ ? KeyEvent.META_DOWN_MASK
+ : KeyEvent.CTRL_DOWN_MASK);
+
+ static
+ {
+ if (!GraphicsEnvironment.isHeadless())
+ {
+ // Using non-deprecated Extended key mask modifiers, but Java 8 has no
+ // getMenuShortcutKeyMaskEx method
+ Toolkit tk = Toolkit.getDefaultToolkit();
+ Method method = null;
+ try
+ {
+ method = tk.getClass().getMethod("getMenuShortcutKeyMaskEx");
+ } catch (Exception e)
+ {
+ System.err.println(
+ "Could not find Toolkit method getMenuShortcutKeyMaskEx. Trying getMenuShortcutKeyMask.");
+ }
+ if (method == null)
+ {
+ try
+ {
+ method = tk.getClass().getMethod("getMenuShortcutKeyMask");
+ } catch (Exception e)
+ {
+ System.err.println(
+ "Could not find Toolkit method getMenuShortcutKeyMaskEx or getMenuShortcutKeyMask.");
+ e.printStackTrace();
+ }
+ }
+ if (method != null)
+ {
+ try
+ {
+ method.setAccessible(true);
+ SHORTCUT_KEY_MASK = ((int) method.invoke(tk, new Object[0]));
+ } catch (Exception e)
+ {
+ e.printStackTrace();
+ }
+ }
+ if (SHORTCUT_KEY_MASK <= 0xF)
+ {
+ // shift this into the extended region (was Java 8)
+ SHORTCUT_KEY_MASK = SHORTCUT_KEY_MASK << 6;
+ }
+ }
+ }
/**
* added to group mouse events into Windows and nonWindows (mac, unix, linux)
*
}
/**
- * Check if we are on a Microsoft plaform...
+ * Check if we are on a Microsoft platform...
*
* @return true if we have to cope with another platform variation
*/
return (isNoJSWin == null ? (isNoJSWin = !isJS && isWin()) : isNoJSWin);
}
- /**
- *
- * @return true if we are running in non-interactive no UI mode
- */
- public static boolean isHeadless()
- {
- if (isHeadless == null)
- {
- isHeadless = "true".equals(System.getProperty("java.awt.headless"));
- }
- return isHeadless;
- }
/**
*
*/
protected static boolean isControlDown(MouseEvent e, boolean aMac)
{
- if (!aMac)
- {
- return e.isControlDown();
-
- // Jalview 2.11 code below: above is as amended for JalviewJS
- // /*
- // * answer false for right mouse button
- // */
- // if (e.isPopupTrigger())
- // {
- // return false;
- // }
- // return
- // (jalview.util.ShortcutKeyMaskExWrapper.getMenuShortcutKeyMaskEx() //
- // .getMenuShortcutKeyMaskEx()
- // & jalview.util.ShortcutKeyMaskExWrapper
- // .getModifiersEx(e)) != 0; // getModifiers()) != 0;
- }
- // answer false for right mouse button
- // shortcut key will be META for a Mac
- return !e.isPopupTrigger()
- && (Toolkit.getDefaultToolkit().getMenuShortcutKeyMask()
- & e.getModifiers()) != 0;
- // could we use e.isMetaDown() here?
+ //
+ // System.out.println(e.isPopupTrigger()
+ // + " " + ((SHORTCUT_KEY_MASK & e.getModifiersEx()) != 0)
+ // + " " + e.isControlDown());
+ return (aMac
+ ? !e.isPopupTrigger()
+ && (SHORTCUT_KEY_MASK & e.getModifiersEx()) != 0
+ : e.isControlDown());
}
// BH: I don't know about that previous method. Here is what SwingJS uses.
public static void getURLCommandArguments()
{
- try {
- /**
- * Retrieve the first query field as command arguments to Jalview. Include
- * only if prior to "?j2s" or "&j2s" or "#". Assign the applet's __Info.args
- * element to this value.
- *
- * @j2sNative var a =
- * decodeURI((document.location.href.replace("&","?").split("?j2s")[0]
- * + "?").split("?")[1].split("#")[0]); a &&
- * (J2S.thisApplet.__Info.args = a.split(" "));
- *
- * System.out.println("URL arguments: " + a);
- */
- } catch (Throwable t) {
+ try
+ {
+ /**
+ * Retrieve the first query field as command arguments to Jalview. Include
+ * only if prior to "?j2s" or "&j2s" or "#". Assign the applet's
+ * __Info.args element to this value.
+ *
+ * @j2sNative var a =
+ * decodeURI((document.location.href.replace("&","?").split("?j2s")[0]
+ * + "?").split("?")[1].split("#")[0]); a &&
+ * (J2S.thisApplet.__Info.args = a.split(" "));
+ *
+ * System.out.println("URL arguments: " + a);
+ */
+ } catch (Throwable t)
+ {
}
}
{
if (isJS)
{
- jsutil.setAppletAttribute("app", j);
+ jsutil.setAppClass(j);
}
}
/**
*
- * If this frame ia embedded in a web page, return a known type.
+ * If this frame is embedded in a web page, return a known type.
*
* @param frame
* a JFrame or JInternalFrame
* @param type
+ * "name", "node", "init", "dim", or any DOM attribute, such as "id"
* @return null if frame is not embedded.
*/
public static Object getEmbeddedAttribute(Component frame, String type)
*/
public static String getAppID(String frameType)
{
-
+
String id = Jalview.getInstance().j2sAppletID;
if (id == null)
{
- Jalview.getInstance().j2sAppletID = id = (isJS ? (String) jsutil
- .getAppletAttribute("_id") : "jalview");
+ Jalview.getInstance().j2sAppletID = id = (isJS
+ ? (String) jsutil.getAppletAttribute("_id")
+ : "jalview");
}
return id + (frameType == null ? "" : "-" + frameType);
}
-
/**
* Option to avoid unnecessary seeking of nonexistent resources in JavaScript.
* Works in Java as well.
*/
public static Locale getLocaleOrNone(Locale loc)
{
- return (isJS && loc.getCountry() == "en" ? new Locale("") : loc);
+ return (isJS && loc.getLanguage() == "en" ? new Locale("") : loc);
+ }
+
+ /**
+ * From UrlDownloadClient; trivial in JavaScript; painful in Java.
+ *
+ * @param urlstring
+ * @param outfile
+ * @throws IOException
+ */
+ public static void download(String urlstring, String outfile)
+ throws IOException
+ {
+ Path temp = null;
+ try (InputStream is = new URL(urlstring).openStream())
+ {
+ if (isJS)
+ { // so much easier!
+ streamToFile(is, new File(outfile));
+ return;
+ }
+ temp = Files.createTempFile(".jalview_", ".tmp");
+ try (FileOutputStream fos = new FileOutputStream(temp.toString());
+ ReadableByteChannel rbc = Channels.newChannel(is))
+ {
+ fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+ // copy tempfile to outfile once our download completes
+ // incase something goes wrong
+ Files.copy(temp, Paths.get(outfile),
+ StandardCopyOption.REPLACE_EXISTING);
+ }
+ } catch (IOException e)
+ {
+ throw e;
+ } finally
+ {
+ try
+ {
+ if (temp != null)
+ {
+ Files.deleteIfExists(temp);
+ }
+ } catch (IOException e)
+ {
+ System.out.println("Exception while deleting download temp file: "
+ + e.getMessage());
+ }
+ }
}
}