b7b15a261ae3e28941a2891ee568c9b472fcda7e
angie
  Wed Jul 30 14:44:14 2014 -0700
Added jsMakeSetClearContainer / jsEndContainer to jsHelper.c, and apppliedthem to a couple long lists of checkboxes in hgVai.  While at it, I moved
jsHelper.c's javascript-inlined-in-HTML out to a new .js file, jsHelper.js.

diff --git src/hg/inc/jsHelper.h src/hg/inc/jsHelper.h
index 1e85b8f..cdd18ea 100644
--- src/hg/inc/jsHelper.h
+++ src/hg/inc/jsHelper.h
@@ -1,155 +1,162 @@
 // jsHelper.c - helper routines for interface between CGIs and client-side javascript
 
 /* Copyright (C) 2014 The Regents of the University of California 
  * See README in this or parent directory for licensing information. */
 
 #ifndef JSHELPER_H
 #define JSHELPER_H
 
 #include "cart.h"
 #include <regex.h>
 #include "jsonParse.h"
 
 #define JS_CLEAR_ALL_BUTTON_LABEL    "Clear all"
 #define JS_SET_ALL_BUTTON_LABEL  "Set all"
 #define JS_DEFAULTS_BUTTON_LABEL "Set defaults"
 
 // Make toggle and [+][-] buttons without image gifs.
 // Not ready for this release.
 //#define BUTTONS_BY_CSS
 
 void jsCreateHiddenForm(struct cart *cart, char *scriptName,
 	char **vars, int varCount);
 /* Create a hidden form with the given variables.  Must be
  * called. */
 
 void jsInit();
 /* If this is the first call, set window.onload to the operations
  * performed upon loading a page and print supporting javascript.
  * Currently this just sets the page vertical position if specified on
  * CGI, and also calls jsWriteFunctions.
  * Subsequent calls do nothing, so this can be called many times. */
 
 void jsWriteFunctions();
 /* Write out Javascript functions. */
 
 struct dyString *jsOnChangeStart();
 /* Start up an onChange string */
 
 char *jsOnChangeEnd(struct dyString **pDy);
 /* Finish up javascript onChange command. */
 
 void jsDropDownCarryOver(struct dyString *dy, char *var);
 /* Add statement to carry-over drop-down item to dy. */
 
 void jsTextCarryOver(struct dyString *dy, char *var);
 /* Add statement to carry-over text item to dy. */
 
 void jsTrackingVar(char *jsVar, char *val);
 /* Emit a little Javascript to keep track of a variable.
  * This helps especially with radio buttons. */
 
 void jsMakeTrackingRadioButton(char *cgiVar, char *jsVar,
 	char *val, char *selVal);
 /* Make a radio button that also sets tracking variable
  * in javascript. */
 
 void jsMakeTrackingCheckBox(struct cart *cart, char *cgiVar,
 	char *jsVar, boolean usualVal);
 /* Make a check box filling in with existing value and
  * putting a javascript tracking variable on it. */
 
 void jsTrackedVarCarryOver(struct dyString *dy, char *cgiVar, char *jsVar);
 /* Carry over tracked variable (radio button?) to hidden form. */
 
 char *jsRadioUpdate(char *cgiVar, char *jsVar, char *val);
 /* Make a little javascript to check and uncheck radio buttons
  * according to new value.  To use this you must have called
  * jsWriteFunctions somewhere, and also must use jsMakeTrackingRadioButton
  * to make the buttons. */
 
 char *jsSetVerticalPosition(char *form);
 /* Returns a javascript statement for storing the vertical position of the
  * page; typically this would go just before a document submit.
  * jsInit must be called first.
  * Do not free return value!   */
 
 void jsMakeCheckboxGroupSetClearButton(char *buttonVar, boolean isSet);
 /* Make a button for setting or clearing a set of checkboxes with the same name.
  * Uses only javascript to change the checkboxes, no resubmit. */
 
+void jsMakeSetClearContainer();
+/* Begin a wrapper div with class setClearContainer, plus 'Set all' and 'Clear all' buttons.
+ * This should be followed by a bunch of checkboxes, and then a call to jsEndContainer. */
+
+void jsEndContainer();
+/* End a wrapper div. */
+
 char *jsPressOnEnter(char *button);
 /* Returns a javascript statement that clicks button when the Enter key
  * has been pressed; typically this would go in a text input.
  * jsInit must be called first.
  * Do not free return value!  */
 
 void jsIncludeFile(char *fileName, char *noScriptMsg);
 /* Prints out html to include given javascript file from the js directory; suppresses redundant
  *  <script ...> tags if called repeatedly.
  * <noscript>...</noscript> tags are provided automatically. The noscript message may be specified via
  * the noScriptMsg parameter (the string may contain HTML markup). A default msg is provided
  * if noScriptMsg == NULL; noscript msg is suppressed if noScriptMsg == "" (this is useful
  * if you want to more carefully control where the message will appear on the page). */
 
 char *jsCheckAllOnClickHandler(char *idPrefix, boolean state);
 /* Returns javascript for use as an onclick attribute value to apply "check all"/"uncheck all"
  * to all checkboxes with given idPrefix.
  * state parameter determines whether to "check all" or "uncheck all" (TRUE means "check all"). */
 
 void cgiMakeCheckAllSubmitButton(char *name, char *value, char *id, char *idPrefix, boolean state);
 /* Make submit button which uses javascript to apply check all or uncheck all to all
  * checkboxes with given idPrefix.
  * state parameter determines whether to "check all" or "uncheck all" (TRUE means "check all").
  * id parameter may be NULL */
 
 char *jsStripJavascript(char *str);
 /* Strip out anything that looks like javascript in html string.
    This function is designed to cleanup user input (e.g. to avoid XSS attacks).
    Returned string should be free'ed after use. */
 
 char *stripRegEx(char *str, char *regEx, int flags);
 /* Strip out text matching regEx from str.
    flags is passed through to regcomp as the cflags argument.
    Returned string should be free'ed after use. */
 
 char *replaceRegEx(char *str, char *replace, char *regEx, int flags);
 /* Replace text matching regEx in str with replace string.
    flags is passed through to regcomp as the cflags argument.
    Returned string should be free'ed after use. */
 
 void jsBeginCollapsibleSection(struct cart *cart, char *track, char *section, char *sectionTitle,
 			       boolean isOpenDefault);
 /* Make the hidden input, collapse/expand button and <TR id=...> needed for utils.js's
  * setTableRowVisibility().  Caller needs to have already created a <TABLE> and <FORM>. */
 
 void jsBeginCollapsibleSectionFontSize(struct cart *cart, char *track, char *section,
 				       char *sectionTitle, boolean isOpenDefault, char *fontSize);
 /* Make the hidden input, collapse/expand button and <TR id=...> needed for utils.js's
  * setTableRowVisibility().  Caller needs to have already created a <TABLE> and <FORM>. */
 
 void jsBeginCollapsibleSectionOldStyle(struct cart *cart, char *track, char *section,
 				       char *sectionTitle, boolean isOpenDefault);
 /* Make the hidden input, collapse/expand button and <TR id=...> needed for utils.js's
  * setTableRowVisibility().  Caller needs to have already created a <TABLE> and <FORM>. 
  * With support for varying font size */
 
 void jsEndCollapsibleSection();
 /* End the collapsible <TR id=...>. */
 
 void jsReloadOnBackButton(struct cart *cart);
 /* Add some javascript to detect that the back button (or reload) has been pressed,
  * and to resubmit in that case to redraw the page with the latest cart contents. */
 
 // --- Genome browser specific json stuff - see also inc/json.h for more generic stuff 
 
 void jsonPrint(struct jsonElement *json, char *name, int indentLevel);
 // print out a jsonElement and children using hPrintf, and for indentLevel >=0
 // bracketing with comments.  See also jsonPrintToFile.
 
 void jsonErrPrintf(struct dyString *ds, char *format, ...);
 //  Printf a json error to a dyString for communicating with ajax code; format is:
 //  {"error": error message here}
 
 
 #endif /* JSHELPER_H */