JAL-4298 reuse existing log level preference method
[jalview.git] / src / jalview / gui / Console.java
index 4c019a6..b8aad21 100644 (file)
  */
 package jalview.gui;
 
-import jalview.util.MessageManager;
-
 import java.awt.BorderLayout;
+import java.awt.Color;
 import java.awt.Dimension;
 import java.awt.GraphicsEnvironment;
+import java.awt.GridBagConstraints;
+import java.awt.GridBagLayout;
 import java.awt.Rectangle;
 import java.awt.Toolkit;
+import java.awt.datatransfer.Clipboard;
+import java.awt.datatransfer.StringSelection;
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
 import java.awt.event.WindowAdapter;
 import java.awt.event.WindowEvent;
 import java.awt.event.WindowListener;
@@ -37,12 +42,24 @@ import java.io.PipedInputStream;
 import java.io.PipedOutputStream;
 import java.io.PrintStream;
 
+import javax.swing.BorderFactory;
 import javax.swing.JButton;
+import javax.swing.JComboBox;
 import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.JTextArea;
-
-import org.apache.log4j.SimpleLayout;
+import javax.swing.border.Border;
+import javax.swing.text.DefaultCaret;
+
+import jalview.bin.Cache;
+import jalview.log.JLoggerI.LogLevel;
+import jalview.log.JLoggerLog4j;
+import jalview.log.JalviewAppender;
+import jalview.util.ChannelProperties;
+import jalview.util.MessageManager;
+import jalview.util.Platform;
 
 /**
  * Simple Jalview Java Console. Version 1 - allows viewing of console output
@@ -88,12 +105,17 @@ public class Console extends WindowAdapter
 
   private int MIN_HEIGHT = 250;
 
+  private JComboBox<LogLevel> logLevelCombo = new JComboBox<LogLevel>();
+
+  protected LogLevel startingLogLevel = null;
+
   public Console()
   {
     // create all components and add them
     Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
     frame = initFrame("Java Console", screenSize.width / 2,
             screenSize.height / 2, -1, -1);
+    frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
     initConsole(true);
   }
 
@@ -115,17 +137,150 @@ public class Console extends WindowAdapter
     // textArea = cpt.getTextArea();
     textArea = new JTextArea();
     textArea.setEditable(false);
-    JButton button = new JButton(MessageManager.getString("action.clear"));
+    // autoscroll
+    DefaultCaret caret = (DefaultCaret) textArea.getCaret();
+    caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
+    // toggle autoscroll by clicking on the text area
+    Border pausedBorder = BorderFactory.createMatteBorder(2, 2, 2, 2,
+            textArea.getForeground());
+    Border noBorder = BorderFactory.createEmptyBorder(2, 2, 2, 2);
+    JScrollPane scrollPane = new JScrollPane(textArea);
+    scrollPane.setBorder(noBorder);
+    textArea.addMouseListener(new MouseAdapter()
+    {
+      @Override
+      public void mouseClicked(MouseEvent e)
+      {
+        if (e.getButton() == MouseEvent.BUTTON1)
+        {
+          if (caret.getUpdatePolicy() == DefaultCaret.ALWAYS_UPDATE)
+          {
+            caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
+            scrollPane.setBorder(pausedBorder);
+          }
+          else
+          {
+            caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
+            textArea.setCaretPosition(textArea.getDocument().getLength());
+            scrollPane.setBorder(noBorder);
+          }
+        }
+      }
+    });
+
+    JButton clearButton = new JButton(
+            MessageManager.getString("action.clear"));
+    JButton copyToClipboardButton = new JButton(
+            MessageManager.getString("label.copy_to_clipboard"));
+    copyToClipboardButton.addActionListener(new ActionListener()
+    {
+      @Override
+      public void actionPerformed(ActionEvent e)
+      {
+        copyConsoleTextToClipboard();
+      }
+    });
+    copyToClipboardButton.addMouseListener(new MouseAdapter()
+    {
+      private Color bg = textArea.getBackground();
+
+      private Color fg = textArea.getForeground();
+
+      @Override
+      public void mousePressed(MouseEvent e)
+      {
+        textArea.setBackground(textArea.getSelectionColor());
+        textArea.setForeground(textArea.getSelectedTextColor());
+      }
+
+      @Override
+      public void mouseReleased(MouseEvent e)
+      {
+        textArea.setBackground(bg);
+        textArea.setForeground(fg);
+      }
+
+    });
+    copyToClipboardButton.setToolTipText(
+            MessageManager.getString("label.copy_to_clipboard_tooltip"));
+
+    JLabel logLevelLabel = new JLabel(
+            MessageManager.getString("label.log_level") + ":");
+
+    // logLevelCombo.addItem(LogLevel.ALL);
+    logLevelCombo.addItem(LogLevel.TRACE);
+    logLevelCombo.addItem(LogLevel.DEBUG);
+    logLevelCombo.addItem(LogLevel.INFO);
+    logLevelCombo.addItem(LogLevel.WARN);
+    // logLevelCombo.addItem(LogLevel.ERROR);
+    // logLevelCombo.addItem(LogLevel.FATAL);
+    // logLevelCombo.addItem(LogLevel.ERROR);
+    // logLevelCombo.addItem(LogLevel.OFF);
+    // set startingLogLevel
+    
+    if (jalview.bin.Console.getLogger() == null)
+    {
+      startingLogLevel = jalview.bin.Console.getCachedLogLevel();
+    }
+    else
+    {
+      startingLogLevel = jalview.bin.Console.getLogger().getLevel();
+    }
+    setChosenLogLevelCombo();
+    logLevelCombo.addActionListener(new ActionListener()
+    {
+      @Override
+      public void actionPerformed(ActionEvent e)
+      {
+        if (jalview.bin.Console.log != null)
+        {
+          jalview.bin.Console.log
+                  .setLevel((LogLevel) logLevelCombo.getSelectedItem());
+        }
+      }
+
+    });
 
     // frame = cpt;
     frame.getContentPane().setLayout(new BorderLayout());
-    frame.getContentPane().add(new JScrollPane(textArea),
-            BorderLayout.CENTER);
-    frame.getContentPane().add(button, BorderLayout.SOUTH);
+    frame.getContentPane().add(scrollPane, BorderLayout.CENTER);
+    JPanel southPanel = new JPanel();
+    southPanel.setLayout(new GridBagLayout());
+
+    JPanel logLevelPanel = new JPanel();
+    logLevelPanel.setAlignmentX(JPanel.LEFT_ALIGNMENT);
+    logLevelPanel.add(logLevelLabel);
+    logLevelPanel.add(logLevelCombo);
+    String logLevelTooltip = MessageManager.formatMessage(
+            "label.log_level_tooltip", startingLogLevel.toString());
+    logLevelLabel.setToolTipText(logLevelTooltip);
+    logLevelCombo.setToolTipText(logLevelTooltip);
+
+    GridBagConstraints gbc = new GridBagConstraints();
+    gbc.gridx = 0;
+    gbc.gridy = 0;
+    gbc.gridwidth = 1;
+    gbc.gridheight = 1;
+    gbc.weightx = 0.1;
+    southPanel.add(logLevelPanel, gbc);
+
+    gbc.gridx++;
+    gbc.weightx = 0.8;
+    gbc.fill = GridBagConstraints.HORIZONTAL;
+    southPanel.add(clearButton, gbc);
+
+    gbc.gridx++;
+    gbc.weightx = 0.1;
+    gbc.fill = GridBagConstraints.NONE;
+    southPanel.add(copyToClipboardButton, gbc);
+
+    southPanel.setVisible(true);
+    frame.getContentPane().add(southPanel, BorderLayout.SOUTH);
     frame.setVisible(visible);
     updateConsole = visible;
     frame.addWindowListener(this);
-    button.addActionListener(this);
+    clearButton.addActionListener(this);
+
     if (redirect)
     {
       redirectStreams();
@@ -149,6 +304,56 @@ public class Console extends WindowAdapter
     textAppender = new Thread(this);
     textAppender.setDaemon(true);
     textAppender.start();
+
+    // set icons
+    frame.setIconImages(ChannelProperties.getIconList());
+  }
+
+  private void setChosenLogLevelCombo()
+  {
+    setChosenLogLevelCombo(startingLogLevel);
+  }
+
+  private void setChosenLogLevelCombo(LogLevel setLogLevel)
+  {
+    logLevelCombo.setSelectedItem(setLogLevel);
+    if (!logLevelCombo.getSelectedItem().equals(setLogLevel))
+    {
+      // setLogLevel not (yet) in list
+      if (setLogLevel != null && setLogLevel instanceof LogLevel)
+      {
+        // add new item to list (might be set via .jalview_properties)
+        boolean added = false;
+        for (int i = 0; i < logLevelCombo.getItemCount(); i++)
+        {
+          LogLevel l = logLevelCombo.getItemAt(i);
+          if (l.compareTo(setLogLevel) >= 0)
+          {
+            logLevelCombo.insertItemAt(setLogLevel, i);
+            added = true;
+            break;
+          }
+        }
+        if (!added) // lower priority than others or some confusion -- add to
+                    // end of list
+        {
+          logLevelCombo.addItem(setLogLevel);
+        }
+        logLevelCombo.setSelectedItem(setLogLevel);
+      }
+      else
+      {
+        logLevelCombo.setSelectedItem(LogLevel.INFO);
+      }
+    }
+  }
+
+  private void copyConsoleTextToClipboard()
+  {
+    String consoleText = textArea.getText();
+    StringSelection consoleTextSelection = new StringSelection(consoleText);
+    Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
+    cb.setContents(consoleTextSelection, null);
   }
 
   PipedOutputStream pout = null, perr = null;
@@ -241,20 +446,20 @@ public class Console extends WindowAdapter
     // you may omit this part for your application
     //
 
-    System.out.println("Hello World 2");
-    System.out.println("All fonts available to Graphic2D:\n");
+    jalview.bin.Console.outPrintln("Hello World 2");
+    jalview.bin.Console.outPrintln("All fonts available to Graphic2D:\n");
     GraphicsEnvironment ge = GraphicsEnvironment
             .getLocalGraphicsEnvironment();
     String[] fontNames = ge.getAvailableFontFamilyNames();
     for (int n = 0; n < fontNames.length; n++)
     {
-      System.out.println(fontNames[n]);
+      jalview.bin.Console.outPrintln(fontNames[n]);
     }
     // Testing part: simple an error thrown anywhere in this JVM will be printed
     // on the Console
     // We do it with a seperate Thread becasue we don't wan't to break a Thread
     // used by the Console.
-    System.out.println("\nLets throw an error on this console");
+    jalview.bin.Console.outPrintln("\nLets throw an error on this console");
     errorThrower = new Thread(this);
     errorThrower.setDaemon(true);
     errorThrower.start();
@@ -283,38 +488,45 @@ public class Console extends WindowAdapter
    */
   public Console(Desktop desktop)
   {
-    this(desktop, true);
-  }
-
-  /**
-   * attach a console to the desktop - the desktop will open it if requested.
-   * 
-   * @param desktop
-   * @param showjconsole
-   *          - if true, then redirect stdout immediately
-   */
-  public Console(Desktop desktop, boolean showjconsole)
-  {
     parent = desktop;
     // window name - get x,y,width, height possibly scaled
-    Rectangle bounds = desktop.getLastKnownDimensions("JAVA_CONSOLE_");
-    if (bounds == null)
+    Rectangle bounds = parent == null ? null
+            : parent.getLastKnownDimensions("JAVA_CONSOLE_");
+    if (bounds != null)
+    {
+      frame = initFrame(
+              ChannelProperties.getProperty("app_name") + " Java Console",
+              bounds.width, bounds.height, bounds.x, bounds.y);
+    }
+    else if (parent != null && parent.getWidth() > 0
+            && parent.getHeight() > 0)
     {
-      frame = initFrame("Jalview Java Console", desktop.getWidth() / 2,
-              desktop.getHeight() / 4, desktop.getX(), desktop.getY());
+      frame = initFrame(
+              ChannelProperties.getProperty("app_name") + " Java Console",
+              parent.getWidth() / 2, parent.getHeight() / 4, parent.getX(),
+              parent.getY());
     }
     else
     {
-      frame = initFrame("Jalview Java Console", bounds.width, bounds.height,
-              bounds.x, bounds.y);
+      frame = initFrame(
+              ChannelProperties.getProperty("app_name") + " Java Console",
+              MIN_WIDTH, MIN_HEIGHT, 10, 10);
     }
     frame.setMinimumSize(new Dimension(MIN_WIDTH, MIN_HEIGHT));
-    // desktop.add(frame);
+    // parent.add(frame);
     initConsole(false);
-    JalviewAppender jappender = new JalviewAppender();
-    jappender.setLayout(new SimpleLayout());
-    JalviewAppender.setTextArea(textArea);
-    org.apache.log4j.Logger.getRootLogger().addAppender(jappender);
+    LogLevel level = (LogLevel) logLevelCombo.getSelectedItem();
+    if (!Platform.isJS())
+    {
+      JalviewAppender jappender = new JalviewAppender(level);
+      JalviewAppender.setTextArea(textArea);
+      jappender.start();
+      if (jalview.bin.Console.log != null
+              && jalview.bin.Console.log instanceof JLoggerLog4j)
+      {
+        JLoggerLog4j.addAppender(jalview.bin.Console.log, jappender);
+      }
+    }
   }
 
   public synchronized void stopConsole()
@@ -334,6 +546,7 @@ public class Console extends WindowAdapter
         pin.close();
       } catch (Exception e)
       {
+        jalview.bin.Console.debug("pin.close() error", e);
       }
       try
       {
@@ -341,18 +554,22 @@ public class Console extends WindowAdapter
         pin2.close();
       } catch (Exception e)
       {
+        jalview.bin.Console.debug("pin2.close() error", e);
       }
       try
       {
         textAppender.join(10);
       } catch (Exception e)
       {
+        jalview.bin.Console.debug("textAppender.join(10) error", e);
       }
     }
+    /*
     if (!frame.isVisible())
     {
       frame.dispose();
     }
+    */
     // System.exit(0);
   }
 
@@ -404,13 +621,14 @@ public class Console extends WindowAdapter
         {
           try
           {
-            this.wait(100);
+            this.wait(100); // ##### implicated BLOCKED
             if (pin.available() == 0)
             {
               trimBuffer(false);
             }
           } catch (InterruptedException ie)
           {
+            jalview.bin.Console.debug("pin.available() error", ie);
           }
         }
 
@@ -436,13 +654,14 @@ public class Console extends WindowAdapter
         {
           try
           {
-            this.wait(100);
+            this.wait(100); // ##### implicated BLOCKED
             if (pin2.available() == 0)
             {
               trimBuffer(false);
             }
           } catch (InterruptedException ie)
           {
+            jalview.bin.Console.debug("pin.available() error", ie);
           }
         }
         while (pin2.available() != 0)
@@ -478,12 +697,16 @@ public class Console extends WindowAdapter
               displayPipe = tmp;
             }
             // simply append whole buffer
-            textArea.append(replace.toString());
-            count += replace.length();
-            if (count > byteslim)
+            synchronized (textArea.getDocument())
             {
-              trimBuffer(false);
+              textArea.append(replace.toString()); // ##### implicated BLOCKED
+              count += replace.length();
+              if (count > byteslim)
+              {
+                trimBuffer(false);
+              }
             }
+
           }
           if (displayPipe.length() == 0)
           {
@@ -496,8 +719,8 @@ public class Console extends WindowAdapter
               }
             } catch (InterruptedException e)
             {
+              jalview.bin.Console.debug("displayPipe.length() error", e);
             }
-            ;
           }
         }
         else
@@ -507,7 +730,7 @@ public class Console extends WindowAdapter
             this.wait(100);
           } catch (InterruptedException e)
           {
-
+            jalview.bin.Console.debug("this.wait(100) error", e);
           }
         }
         if (quit)
@@ -534,6 +757,7 @@ public class Console extends WindowAdapter
         this.wait(1000);
       } catch (InterruptedException ie)
       {
+        jalview.bin.Console.debug("this.wait(1000) error", ie);
       }
       throw new NullPointerException(
               MessageManager.getString("exception.application_test_npe"));
@@ -577,7 +801,7 @@ public class Console extends WindowAdapter
                 + "\nTruncated...\n";
       } catch (Exception e)
       {
-        e.printStackTrace();
+        jalview.bin.Console.warn("textArea Exception", e);
       }
     }
     // trim the buffer
@@ -601,7 +825,7 @@ public class Console extends WindowAdapter
           }
         } catch (Exception e)
         {
-          e.printStackTrace();
+          jalview.bin.Console.warn("textArea Exception", e);
         }
         // lines = textArea.getLineCount();
       }
@@ -633,6 +857,10 @@ public class Console extends WindowAdapter
     return input;
   }
 
+  /**
+   * @j2sIgnore
+   * @param arg
+   */
   public static void main(String[] arg)
   {
     new Console().test(); // create console with not reference
@@ -644,12 +872,19 @@ public class Console extends WindowAdapter
     frame.setVisible(selected);
     if (selected == true)
     {
+      setChosenLogLevelCombo();
       redirectStreams();
       updateConsole = true;
       frame.toFront();
     }
     else
     {
+      // reset log level to what it was before
+      if (jalview.bin.Console.log != null)
+      {
+        jalview.bin.Console.log.setLevel(startingLogLevel);
+      }
+
       unredirectStreams();
       updateConsole = false;
     }