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Object Automation Web library
There is a newer version: 3.7.10
/*  Copyright 1999 Vince Via [email protected]
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
    You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
*/
package com.viaoa.jsp;

import com.viaoa.hub.Hub;
import com.viaoa.util.OAString;

/**
 * used to popup an OAList when an html component is clicked.
 * 
 * creates an outer wrapper div around the command and oalist id+"PopupListOuterWrapper"
 * creates a wrapper div around the oalist id+"PopupListWrapper"
 * creates oalist  id+"PopupList"
 *  
 * @author vvia
 *
 */
public class OAPopupList extends OAList {
    
    // the tag id that is being clicked to popup the list
    private String idThis;
    private boolean bUpdateText;

    // need to have separate vars, so that oalist only gets popup values
    protected int columns;
    protected String width; 
    
    
    public int getColumns() {
        return this.columns;
    }
    public void setColumns(int x) {
        this.columns = x;
    }
    public int getPopupColumns() {
        return super.getColumns();
    }
    public void setPopupColumns(int x) {
        super.setColumns(x);
    }

    public String getWidth() {
        return this.width;
    }
    public void setWidth(String width) {
        this.width = width;
    }
    public String getPopupWidth() {
        return super.getWidth();
    }
    public void setPopupWidth(String width) {
        super.setWidth(width);
    }
    
    /*
     * @param idPopup html element to listen for click event
     * @param bUpdateText update html text for idPopup to match the selected item. Example: set the text/name for a button.
     */
    public OAPopupList(String id, Hub hub, String propertyPath, boolean bUpdateText) {
        this(id, hub, propertyPath, bUpdateText, 0, 0);
    }
    public OAPopupList(String id, Hub hub, String propertyPath, boolean bUpdateText, int cols, int rows) {
        super(id+"PopupList", hub, propertyPath);
        setColumns(cols);
        setRows(rows);
        this.idThis = id;
        this.bUpdateText = bUpdateText;
    }
    public OAPopupList(String idPopup, Hub hub, String propertyPath) {
        this(idPopup, hub, propertyPath, false);
    }
    public OAPopupList(String id, Hub hub, String propertyPath, boolean bUpdateText, String width, String height) {
        super(id+"PopupList", hub, propertyPath);
        setWidth(width);
        setHeight(height);
        this.idThis = id;
        this.bUpdateText = bUpdateText;
    }
    
    
    @Override
    public String getId() {
        return idThis;
    }

    
    private String lastAjaxSent;
    
    @Override
    public String getScript() {
        lastAjaxSent = null;
        return super.getScript();
    }
    
    @Override
    protected String getScript2() {
        StringBuilder sb = new StringBuilder(1024);

        // need to create an outer div to wrap the "button"
        sb.append("$('#"+idThis+"').wrap(\"\");\n");


        // button uses all of wrapper width
        if (getColumns() > 0 || OAString.isNotEmpty(getWidth())) {
            sb.append("$('#"+idThis+"').css(\"width\", \"100%\");\n");
        }
        
        // add area for text and caret icon
        sb.append("$('#"+idThis+"').html(\"\");\n");

        
        // create another div wrapper for the popup OAList
        sb.append("$('#"+idThis+"').after(\"\");\n");
        
        sb.append("$('#"+idThis+"').click(function(e) {\n");
        
        if (OAString.isEmpty(getPopupWidth()) && getPopupColumns() < 1) {  // make same size as the button
            sb.append("    $('#"+idThis+"PopupListWrapper').css(\"min-width\", $('#"+idThis+"').width()+26);\n");
            //was: sb.append("    $('#"+idThis+"PopupListWrapper').width($('#"+idThis+"').width()+26);\n");
        }
        else {
            if (OAString.isNotEmpty(getPopupWidth())) {
                sb.append("    $('#"+idThis+"PopupListWrapper').width($('#"+idThis+"').width()+26);\n");
            }
        }
        
        sb.append("    $('#"+idThis+"PopupListWrapper').slideToggle(80);\n");
        sb.append("    return false;\n");
        sb.append("});\n");
        

        sb.append("var "+idThis+"WindowClick = window.onclick;\n");
        sb.append("window.onclick = function(event) {\n");
        sb.append("    if ("+idThis+"WindowClick) "+idThis+"WindowClick(event);\n");
        sb.append("    if ($('#"+idThis+"PopupListWrapper').is(':visible')) ");         
        sb.append("$('#"+idThis+"PopupListWrapper').slideToggle(80);\n");
        // was:  sb.append("    $('#"+idClick+"PopupListWrapper').hide();\n");
        sb.append("}\n");

        String js = sb.toString();
        return js;
    }

    @Override
    protected String getScript3() {
        String s = null;
        if (bUpdateText) {
            if (hub != null && (hub.getPos() >= 0 || getNullDescription() != null)) {
                s = "$('#"+idThis+" .oaPopupListText').html($('#"+idThis+"PopupList li.oaSelected').html());\n";
            }
        }
        return s;
    }

    @Override
    public String getAjaxScript() {
        String js = super.getAjaxScript();
        if (js == null) js = "";
        String s = getScript3();
        if (s != null) js += s;
        
        if (lastAjaxSent != null && lastAjaxSent.equals(js)) js = null;
        else lastAjaxSent = js;
        return js;
    }
    
    public String getPopupId() {
        return idThis+"PopupListWrapper";
    }
    
    
    @Override
    protected String getOnLineClickJs() {
        String s = null;
        if (bUpdateText) {
            if (hub != null && (hub.getPos() >= 0 || getNullDescription() != null)) {
                s = "$('#"+idThis+" .oaPopupListText').html($(this).html());\n";
            }
        }
        return s;
    }
    
}