/*\r
- * Jalview - A Sequence Alignment Editor and Viewer\r
- * Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle\r
- *\r
- * This program is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU General Public License\r
- * as published by the Free Software Foundation; either version 2\r
- * of the License, or (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA\r
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.7)\r
+ * Copyright (C) 2011 J Procter, AM Waterhouse, G Barton, M Clamp, S Searle\r
+ * \r
+ * This file is part of Jalview.\r
+ * \r
+ * Jalview is free software: you can redistribute it and/or\r
+ * modify it under the terms of the GNU General Public License \r
+ * as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.\r
+ * \r
+ * Jalview is distributed in the hope that it will be useful, but \r
+ * WITHOUT ANY WARRANTY; without even the implied warranty \r
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR \r
+ * PURPOSE. See the GNU General Public License for more details.\r
+ * \r
+ * You should have received a copy of the GNU General Public License along with Jalview. If not, see <http://www.gnu.org/licenses/>.\r
*/\r
-\r
package jalview.appletgui;\r
\r
import java.applet.*;\r
import java.awt.*;\r
import java.awt.event.*;\r
\r
-public class Tooltip\r
- extends Canvas implements MouseListener,\r
- MouseMotionListener\r
+public class Tooltip extends Canvas implements MouseListener,\r
+ MouseMotionListener\r
{\r
private String[] tip;\r
+\r
private String lastTip = "";\r
+\r
private boolean setPosition = false;\r
+\r
protected Component owner;\r
\r
private Container mainContainer;\r
+\r
private LayoutManager mainLayout;\r
\r
private boolean shown;\r
\r
private final int VERTICAL_OFFSET = 20;\r
+\r
private final int HORIZONTAL_ENLARGE = 10;\r
\r
int fontHeight = 0;\r
{\r
if (lindex > 0)\r
{\r
- g.drawString(tip[i].substring(0, lindex), 3, (i + 1) * fontHeight - 3);\r
+ g.drawString(tip[i].substring(0, lindex), 3, (i + 1) * fontHeight\r
+ - 3);\r
x += fm.stringWidth(tip[i].substring(0, lindex) + 3);\r
}\r
g.drawImage(linkImage, x, i * fontHeight + 1, this);\r
if (lindex + 6 < tip[i].length())\r
{\r
g.drawString(tip[i].substring(lindex + 6),\r
- x + linkImage.getWidth(this),\r
- (i + 1) * fontHeight - 3);\r
+ x + linkImage.getWidth(this), (i + 1) * fontHeight - 3);\r
}\r
}\r
else\r
index++;\r
}\r
\r
- setSize(longestLine + HORIZONTAL_ENLARGE,\r
- fontHeight * this.tip.length);\r
+ setSize(longestLine + HORIZONTAL_ENLARGE, fontHeight * this.tip.length);\r
\r
repaint();\r
\r
\r
void setTipLocation(MouseEvent evt)\r
{\r
- setLocation( (owner.getLocationOnScreen().x\r
- - mainContainer.getLocationOnScreen().x) + evt.getX(),\r
- (owner.getLocationOnScreen().y -\r
- mainContainer.getLocationOnScreen().y\r
- + VERTICAL_OFFSET) + evt.getY());\r
+ if (mainContainer == null || owner == null)\r
+ {\r
+ return;\r
+ }\r
+ setLocation(\r
+ (owner.getLocationOnScreen().x - mainContainer.getLocationOnScreen().x)\r
+ + evt.getX(),\r
+ (owner.getLocationOnScreen().y\r
+ - mainContainer.getLocationOnScreen().y + VERTICAL_OFFSET)\r
+ + evt.getY());\r
\r
// correction, whole tool tip must be visible\r
if (mainContainer.getSize().width < (getLocation().x + getSize().width))\r
{\r
setLocation(mainContainer.getSize().width - getSize().width,\r
- getLocation().y);\r
+ getLocation().y);\r
}\r
}\r
\r
Container parent = owner.getParent();\r
while (true)\r
{\r
- if ( (parent instanceof Applet) || (parent instanceof Frame))\r
+ if ((parent instanceof Applet) || (parent instanceof Frame))\r
{\r
mainContainer = parent;\r
break;\r
}\r
\r
public void mouseReleased(MouseEvent me)\r
- {}\r
+ {\r
+ }\r
\r
public void mouseClicked(MouseEvent me)\r
- {}\r
+ {\r
+ }\r
\r
public void mouseMoved(MouseEvent me)\r
{\r
}\r
\r
public void mouseDragged(MouseEvent me)\r
- {}\r
+ {\r
+ }\r
}\r