From: amwaterhouse <Andrew Waterhouse>
Date: Thu, 17 Mar 2005 10:39:36 +0000 (+0000)
Subject: new class
X-Git-Tag: Release_2_0~581
X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=b0a355457f5bff7fa7d16233311c1b8649f1e0a1;p=jalview.git

new class
---

diff --git a/src/jalview/gui/IdwidthAdjuster.java b/src/jalview/gui/IdwidthAdjuster.java
new file mode 100755
index 0000000..5d8fa0d
--- /dev/null
+++ b/src/jalview/gui/IdwidthAdjuster.java
@@ -0,0 +1,61 @@
+package jalview.gui;
+
+import javax.swing.*;
+import java.awt.event.*;
+import java.awt.*;
+
+
+public class IdwidthAdjuster extends JPanel implements MouseListener, MouseMotionListener
+{
+  boolean active = false;
+  int oldX=0;
+  Image image;
+  AlignmentPanel ap ;
+
+  public IdwidthAdjuster(AlignmentPanel ap)
+  {
+    this.ap = ap;
+    java.net.URL url = getClass().getResource("/images/idwidth.gif");
+       if (url != null)
+         image = java.awt.Toolkit.getDefaultToolkit().createImage(url);
+
+    addMouseListener(this);
+    addMouseMotionListener(this);
+  }
+
+  public void mousePressed(MouseEvent evt)
+  { oldX = evt.getX(); }
+
+  public void mouseReleased(MouseEvent evt){  }
+  public void mouseEntered(MouseEvent evt) { active = true;  repaint();}
+  public void mouseExited(MouseEvent evt)  { active = false; repaint();}
+  public void mouseDragged(MouseEvent evt)
+  {
+    active = true;
+    Dimension d = ap.idPanel.idCanvas.getPreferredSize();
+    int dif = evt.getX() - oldX;
+
+    if(d.width>20 || dif>0)
+    {
+      ap.idPanel.idCanvas.setPreferredSize(new Dimension(d.width + dif,d.height));
+      ap.RefreshPanels();
+    }
+
+    oldX = evt.getX();
+  }
+
+  public void mouseMoved(MouseEvent evt)   {}
+  public void mouseClicked(MouseEvent evt) {}
+
+  public void paintComponent(Graphics g)
+  {
+    g.setColor(Color.white);
+    g.fillRect(0,0, getWidth(), getHeight());
+    if(active)
+    {
+      if(image!=null)
+        g.drawImage(image, getWidth()-20, 2, this);
+    }
+  }
+
+}