HeadingExample.jsp Page that uses the HeadingTag custom tag
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<!--
Illustration of HeadingTag tag.
Taken from Core Web Programming Java 2 Edition
from Prentice Hall and Sun Microsystems Press,
.
May be freely used or adapted.
-->
<HTML>
<HEAD>
<TITLE>Some Tag-Generated Headings</TITLE>
</HEAD>
<BODY>
<%@ taglib uri="cwp-taglib.tld" prefix="cwp" %>
<cwp:heading bgColor="#C0C0C0">
Default Heading
</cwp:heading>
<P>
<cwp:heading bgColor="BLACK" color="WHITE">
White on Black Heading
</cwp:heading>
<P>
<cwp:heading bgColor="#EF8429" fontSize="60" border="5">
Large Bordered Heading
</cwp:heading>
<P>
<cwp:heading bgColor="CYAN" width="100%">
Heading with Full-Width Background
</cwp:heading>
<P>
<cwp:heading bgColor="CYAN" fontSize="60"
fontList="Brush Script MT, Times, serif">
Heading with Non-Standard Font
</cwp:heading>
</BODY>
</HTML>
package cwp.tags;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import java.io.*;
/** Generates an HTML heading with the specified background
* color, foreground color, alignment, font, and font size.
* You can also turn on a border around it, which normally
* just barely encloses the heading, but which can also
* stretch wider. All attributes except the background
* color are optional.
* <P>
* Taken from Core Web Programming Java 2 Edition
* from Prentice Hall and Sun Microsystems Press,
* .
* May be freely used or adapted.
*/
public class HeadingTag extends TagSupport {
private String bgColor; // The one required attribute
private String color = null;
private String align="CENTER";
private String fontSize="36";
private String fontList="Arial, Helvetica, sans-serif";
private String border="0";
private String width=null;
public void setBgColor(String bgColor) {
this.bgColor = bgColor;
}
public void setColor(String color) {
this.color = color;
}
public void setAlign(String align) {
this.align = align;
}
public void setFontSize(String fontSize) {
this.fontSize = fontSize;
}
public void setFontList(String fontList) {
this.fontList = fontList;
}
public void setBorder(String border) {
this.border = border;
}
public void setWidth(String width) {
this.width = width;
}
public int doStartTag() {
try {
JspWriter out = pageContext.getOut();
out.print("<TABLE BORDER=" + border +
" BGCOLOR="" + bgColor + """ +
" ALIGN="" + align + """);
if (width != null) {
out.print(" WIDTH="" + width + """);
}
out.print("><TR><TH>");
out.print("<SPAN STYLE="" +
"font-size: " + fontSize + "px; " +
"font-family: " + fontList + "; ");
if (color != null) {
out.println("color: " + color + ";");
}
out.print(""> "); // End of <SPAN ...>
} catch(IOException ioe) {
System.out.println("Error in HeadingTag: " + ioe);
}
return(EVAL_BODY_INCLUDE); // Include tag body
}
public int doEndTag() {
try {
JspWriter out = pageContext.getOut();
out.print("</SPAN></TABLE>");
} catch(IOException ioe) {
System.out.println("Error in HeadingTag: " + ioe);
}
return(EVAL_PAGE); // Continue with rest of JSP page
}
}
Note: Brought from our old site: http://www.salearningschool.com/example_codes/ on Jan 2nd, 2017 From: http://sitestree.com/?p=10280
Categories:Programming Code Examples, Java/J2EE/J2ME, Applets and Basic Graphics
Tags:Java/J2EE/J2MEApplets and Basic Graphics
Post Data:2017-01-02 16:04:31
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