Copyright (c) 2002, DM Solutions Group Inc. * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. */ include_once(dirname(__FILE__)."/../Widget.php"); include_once(dirname(__FILE__)."/../Button.php"); include_once(dirname(__FILE__)."/../Popup.php"); include_once(dirname(__FILE__)."/../Label.php"); //ekg /** * ContextSelector is an embedded widget that allows the user to change the current * context to one from a pre-defined list. */ class ContextSelector extends CWCWidget { var $mszClass = ""; var $mszStyle = ""; var $mbAllowResize = true; var $moLabel; //ekg /** * constructor */ function ContextSelector() { $this->mszLanguageresource = str_replace("\\","/",dirname(__FILE__))."/ContextSelector.dbf"; $this->mnPriority = PRIORITY_HIGH; // invoke constructor of parent parent::CWCWidget(); // set the description for this widget $this->szWidgetDescription = <<maAttributes["WIDGETCLASS"] = new StringAttribute( "WIDGETCLASS", false ); $this->maAttributes["WIDGETSTYLE"] = new StringAttribute( "WIDGETSTYLE", false ); $this->maAttributes['ALLOWRESIZE'] = new BooleanAttribute('ALLOWRESIZE', false); $this->mnMaturityLevel = MATURITY_BETA; $this->moLabel = new CWCLabel( $this ); //ekg } function InitDefaults() { parent::InitDefaults(); if (!isset($_SESSION['CONTEXTSELECTOR_OPTIONS'])) { $_SESSION['CONTEXTSELECTOR_OPTIONS'] = array(); if (isset($this->maszContents["OPTION"])) { foreach($this->maszContents["OPTION"] as $aSelection) { $aOption = array(); if (isset($aSelection["LABEL"])) { array_push($aOption, $aSelection['LABEL']); array_push($aOption, isset( $aSelection['VALUE'] ) ? $aSelection['VALUE'] : "" ); } else if (isset($aSelection['VALUE'])) { array_push($aOption, $aSelection['VALUE']); array_push($aOption, $aSelection['VALUE']); } if (isset($aSelection["SELECTED"])) { array_push( $aOption, strcasecmp($aSelection["SELECTED"], "true") == 0 ? true : false ); } array_push( $_SESSION['CONTEXTSELECTOR_OPTIONS'], $aOption ); } } if (isset( $this->maszContents["CONTEXT"] )) { foreach( $this->maszContents["CONTEXT"] as $aSelection ) { if (isset($aSelection["NAME"]) && isset($aSelection["URL"])) { $aOption = array( $aSelection["NAME"], $aSelection["URL"], false ); array_push( $_SESSION['CONTEXTSELECTOR_OPTIONS'], $aOption ); } else { $_SESSION['gErrorManager']->setError(ERR_WARNING, trim($this->moMLT->get("0", "ERROR: Invalid CONTEXT tag definition in ContextSelector Tag"))); } } } } if (isset( $this->maParams['ALLOWRESIZE'])) $this->mbAllowResize = strcasecmp($this->maParams['ALLOWRESIZE'], 'true') == 0 ? true : false; if (isset($this->maParams["WIDGETCLASS"])) $this->mszClass = $this->maParams["WIDGETCLASS"]; } /** * inspect URL parameters for map size changes */ function ParseURL() { $oApp =& GetChameleonApplication(); if ($this->isVarSet( "CONTEXTSELECTOR_LOADCONTEXT" )) { $szContext = $this->getVar( "CONTEXTSELECTOR_LOADCONTEXT" ); if (strlen($szContext) > 0) $oApp->loadContext( $szContext, $this->mbAllowResize ); } return true; } /** * GetHTMLHiddenVariables * * return the map size variables. */ function GetHTMLHiddenVariables() { $szVariable = "CONTEXTSELECTOR_LOADCONTEXT"; $szValue = "\n"; $aReturn[$szVariable] = $szValue; return $aReturn; } /** * GetJavascriptFunctions * * Build and return the array of functions needed in the * widget. */ function GetJavascriptFunctions() { $aReturn = array(); $szJsFunctionName = "applyContextSelection"; $szFunction = <<mszHTMLForm}.CONTEXTSELECTOR_LOADCONTEXT.value=szContext; if ({$this->mszHTMLForm}.CONTEXTSELECTOR_ALL_LAYERS != null) {$this->mszHTMLForm}.CONTEXTSELECTOR_ALL_LAYERS.value = ""; if ({$this->mszHTMLForm}.LEGENDTEMPLATE_LAYERS != null) {$this->mszHTMLForm}.LEGENDTEMPLATE_LAYERS.value = ""; {$this->mszHTMLForm}.submit(); return; } EOT; $aReturn[$szJsFunctionName] = $szFunction; return $aReturn; } /** * Draw the widget */ function DrawPublish() { if (!$this->mbVisible) return ""; $szResult = "mszClass) > 0 ) { $szClass = " CLASS=\"$this->mszClass\""; } $szStyle = ""; if ( strlen($this->mszStyle) > 0 ) { $szStyle = " STYLE=\"$this->mszStyle\""; } $szResult .= $szClass.$szStyle.">"; if (isset( $_SESSION['CONTEXTSELECTOR_OPTIONS'] )) { foreach( $_SESSION['CONTEXTSELECTOR_OPTIONS'] as $aOption ) { $szResult .= ""; } } $szResult .= "\n"; $szResult = $this->moLabel->DrawPublish( $szResult ); //ekg return $szResult; } } ?>