e44a7e37b6
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
148 lines
4.8 KiB
HTML
148 lines
4.8 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<title>dojox.Grid - Image Search Test</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"></meta>
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<style>
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@import "../_grid/Grid.css";
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body {
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font-size: 0.9em;
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font-family: Geneva, Arial, Helvetica, sans-serif;
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}
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.grid {
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height: 30em;
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width: 51em;
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border: 1px solid silver;
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}
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#info { width: 700px; }
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</style>
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<script type="text/javascript" src="../../../dojo/dojo.js"
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djConfig="debugAtAllCosts: false, isDebug:false, parseOnLoad: true">
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</script>
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<script type="text/javascript">
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dojo.require("dojox.grid.Grid");
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dojo.require("dojo.parser");
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</script>
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<script type="text/javascript" src="yahooSearch.js"></script>
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<script type="text/javascript">
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// model fields
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imageFields = [
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{ name: 'Title', na: '' },
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{ name: 'Thumbnail', na: ''},
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{ name: 'Summary', na: '' },
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{ name: 'Url', na: '' },
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{ name: 'FileSize', na: ''},
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{ name: 'Height', na: ''},
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{ name: 'Width', na: ''}
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];
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// create data model
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var model = new dojox.grid.data.yahooSearch(imageFields, null, "searchInput");
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model.url = 'http://search.yahooapis.com/ImageSearchService/V1/imageSearch';
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model.observer(this);
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// report some model send/receive status
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model.onSend = function(inParams){
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dojo.byId('sendInfo').innerHTML = dojo.string.substitute(
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'Request rows ${0} to ${1}.  ',
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[inParams.start, inParams.start + inParams.results -1]
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);
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}
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model.onReceive = function(inData) {
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dojo.byId('receiveInfo').innerHTML = dojo.string.substitute(
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'Receive rows ${0} to ${1}.  ',
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[
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inData.firstResultPosition,
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inData.firstResultPosition + inData.totalResultsReturned-1
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]
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);
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}
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// Define grid structure
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// remove the height from the header image cell / row cells have a default height so there's less adjustment when thumb comes in.
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beforeImageRow = function(inRowIndex, inSubRows){
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inSubRows[0].hidden = (inRowIndex == -1);
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}
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var imageLayout = [
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{ onBeforeRow: beforeImageRow,
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cells: [
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[ { name: 'Image', cellStyles: "height: 100px;", styles: "text-align: center;", width: 12, field: 3, extraField: 1, formatter: formatImage },
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{ name: 'Image', cellStyles: "height: 100px;", styles: "text-align: center;", width: 12, field: 3, extraField: 1, formatter: formatImage },
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{ name: 'Image', cellStyles: "height: 100px;", styles: "text-align: center;", width: 12, field: 3, extraField: 1, formatter: formatImage },
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{ name: 'Image', cellStyles: "height: 100px;", styles: "text-align: center;", width: 12, field: 3, extraField: 1, formatter: formatImage }
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]
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]}
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];
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// Create grid subclass to function as we need to display images only.
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// adds indirection between model row and grid row.
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dojo.declare("dojox.ImageGrid", dojox.Grid, {
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postCreate: function() {
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this.inherited(arguments);
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this.modelDatumChange = this.modelRowChange;
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this.colCount = this.layout.cells.length;
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},
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getDataRowIndex: function(inCell, inRowIndex) {
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var r = inCell.index + Math.floor(inRowIndex * this.colCount);
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return r;
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},
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// called in cell context
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get: function(inRowIndex) {
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var r = this.grid.getDataRowIndex(this, inRowIndex);
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return dojox.Grid.prototype.get.call(this, r);
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},
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modelAllChange: function(){
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this.rowCount = Math.ceil(this.model.getRowCount() / this.colCount);
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this.updateRowCount(this.rowCount);
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},
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modelRowChange: function(inData, inRowIndex) {
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if(
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(inRowIndex % this.colCount == this.colCount - 1)||
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(inRowIndex == this.model.count - 1)
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){
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this.updateRow(Math.floor(inRowIndex / this.colCount));
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}
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}
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});
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getCellData = function(inCell, inRowIndex, inField) {
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var m = inCell.grid.model, r = inCell.grid.getDataRowIndex(inCell, inRowIndex);
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return m.getDatum(r, inField);
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}
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// execute search
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doSearch = function(){
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model.clearData();
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model.setRowCount(0);
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grid.render();
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grid.resize();
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model.requestRows();
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}
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dojo.addOnLoad(function(){
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dojo.query("#searchInput").onkeypress(function(e){
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if(e.keyCode == dojo.keys.ENTER){ doSearch(); }
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});
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doSearch();
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});
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</script>
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</head>
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<body>
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<div style="font-weight: bold; padding-bottom: 0.25em;">dojox.Grid - Image Search Test</div>
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<input id="searchInput" type="text" value="apple">
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<button onclick="doSearch()" style="clear: both;">Search</button>
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<div jsId="grid" class="grid" structure="imageLayout" dojoType="dojox.ImageGrid" model="model"></div>
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<br>
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<div id="info">
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<div id="rowCount" style="float: left"></div>
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<div style="float: right">
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<div id="sendInfo" style="text-align: right"></div>
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<div id="receiveInfo" style="text-align: right"></div>
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</div>
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</div>
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<br /><br />
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<p>Note: requires PHP for proxy.</p>
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</body>
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</html>
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