[Users] Using a Toolbar/Action, control isn't working on my map
Andrew Stewart
Andrew.Stewart at reddeer.ca
Fri Oct 1 00:09:40 CEST 2010
I am trying to use a GeoExt.Action with an Ext.Toolbar to perform actions on my map with openlayers controls using the example located here - http://www.geoext.org/lib/GeoExt/widgets/Action.html
Unfortunately my buttons are not working, as when I click on the zoom in ./ zoom out action buttons I created the control is not activated for my map. I am thinking this is because of my layout using a mappanel but I just can't figure out how to get the controls added to the map properly since I was using a working OpenLayers control panel before. Any help greatly appreciated, here is my code -
// -------------------------------------------------- END Define Map Layers ---------------------------------
var map;
var startupLat;
var startupLon;
var lonLat;
var startupLevel;
// begin map defintion
map = new OpenLayers.Map('map',{controls: [],
//scales: [974000,1867000,3300000,4450000,7075000,14513000,25769000,35654000,58981000,100000000],
maxExtent: new OpenLayers.Bounds(-20037508.34, -20037508.34, 20037508.34, 20037508.34),
maxResolution: 156543.0399,
numZoomLevels: 20,
units: 'km',
projection: new OpenLayers.Projection("EPSG:900913"),
displayProjection: new OpenLayers.Projection("EPSG:4326")
}); //end of map definition
//Declare 3 Panels for left menu - Themes Panel, Legend Panel and Overview Panel
var panel_Map = new GeoExt.MapPanel({
collapsed: false,
height: 800,
renderTo: 'map',
map: map,
center: lonLat,
zoom: startupLevel
});
//Define GeoEXT Actions for each Toolbar Button
var action_home = new GeoExt.Action({
text: ' Home',
cls: 'x-btn-text-icon',
icon: '../images/toolbar/home.gif',
handler: function(){window.location.reload();},
map: map
});
var action_query = new GeoExt.Action({
text: ' Queries',
cls: 'x-btn-text-icon',
icon: '../images/toolbar/query.gif',
handler: function() {document.getElementById('show-btn').click();},
map: map
});
var action_zoomin = new GeoExt.Action({
text: ' Zoom In',
cls: 'x-btn-text-icon',
icon: '../images/toolbar/zoomin.gif',
control: new OpenLayers.Control.ZoomBox(),
map: map
});
var action_zoomout = new GeoExt.Action({
text: ' Zoom Out',
cls: 'x-btn-text-icon',
icon: '../images/toolbar/zoomout.gif',
control: new OpenLayers.Control.ZoomBox({title:"Zoom out. Click on map or click and drag to zoom out.", out: true}),
map: map
});
//Define toolbar, insert Ext Actions
var toolbar = new Ext.Toolbar([action_home, action_query, action_zoomin, action_zoomout]);
var panel_Bottom = new Ext.Panel({
collapsed: false,
items: [toolbar]
});
var viewPort1 = new Ext.Viewport({
layout: "border",
items: [{
//Center Region - Map Panel Only
region: "center",
items: [panel_Map, panel_Bottom]
},{
// West Region - Themes Menu, Legend Menu, Overview Menu
region: "west",
xtype: 'panel',
title: "<center>Themes</center>",
width: 225,
split: true,
collapsible: true,
collapseMode: 'mini',
items: [panel_Themes, panel_Legend, panel_Overview]
}]
});
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