在android环境下使用phonegap操作sqlite,代码见附件。
效果图:
(function(){ $('#main').live('pageshow',function(){ $('#createBtn').bind('click',function(){ create('test','1.0','testDb',1000000); }); $('#DropBtn').bind('click',function(){ dropTable('DEMO','test','1.0','testDb',1000000); }); $('#selectBtn').bind('click',function(){ select('test','1.0','testDb',1000000); }); $('#insertBtn').bind('click',function(){ $('#addWindow').popup('open'); }); $('#saveBtn').bind('click',onSaveBtnClick); $('#deleteBtn').bind('click',onDeleteBtnClick); }); function onSaveBtnClick(){ var id = $('#idfield').val(); var data = $('#datafield').val(); if(id!=''&& data!=''){ var db = getDb('test','1.0','testDb',1000000); db.transaction(function(tx){ tx.executeSql('INSERT INTO DEMO (id, data) VALUES (?, ?)', [id,data]); }, errorCB, function(){ $('#addWindow').popup('close'); alert('新增成功'); $('#selectBtn').trigger('click'); $('#msgdiv').empty(); $('#idfield').val(''); $('#datafield').val(''); }); }else{ $('#msgdiv').text('请输入id和data!!'); } } function onDeleteBtnClick(){ var db = getDb('test','1.0','testDb',1000000); db.transaction(function(tx){ tx.executeSql('DELETE FROM DEMO'); }, errorCB, function(){ alert('成功删除全部记录!'); $('#resultList > tbody').empty(); }); } function getDb(dbName,dbVersion,dbDisplayname,dbSize){ return window.openDatabase(dbName, dbVersion,dbDisplayname, dbSize); } function select(dbName,dbVersion,dbDisplayname,dbSize){ var db = getDb(dbName,dbVersion,dbDisplayname,dbSize); db.transaction(queryDB, errorCB); } function dropTable(tableName,dbName,dbVersion,dbDisplayname,dbSize){ var db = getDb(dbName,dbVersion,dbDisplayname,dbSize); db.transaction(function(tx){ tx.executeSql('DROP TABLE IF EXISTS '+tableName); }, errorCB,function(){ alert('删除成功,tableName='+tableName); $('#resultList > tbody').empty(); }); } function queryDB(tx) { $('#resultList > tbody').empty(); tx.executeSql('SELECT * FROM DEMO', [], function (tx, results) { var len = results.rows.length; var html = []; for (var i=0; i<len; i++){ var rs = results.rows.item(i); html.push('<tr style="background:#ccc;color:#0066FF;"><td>'+rs.id+'</td><td>'+rs.data+'</td></tr>'); } $('#resultList > tbody').append($(html.join(''))); },errorCB); } function create(dbName,dbVersion,dbDisplayname,dbSize){ var db = getDb(dbName,dbVersion,dbDisplayname,dbSize); db.transaction(function(tx){ tx.executeSql('DROP TABLE IF EXISTS DEMO'); tx.executeSql('CREATE TABLE IF NOT EXISTS DEMO (id unique, data)'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (1, "First row")'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (2, "Second row")'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (3, "Phonegap sqlite测试")'); }, errorCB, function(){ alert('创建成功,dbName='+dbName); $('#selectBtn').trigger('click'); }); } function errorCB(err) { alert("Error processing SQL: "+err.code); } })();