www.gusucode.com > iWebshop开源PHP商城系统 v2.8源码程序 > iwebshop/plugins/swfupload/handlers.js
var MAX_UPLOAD_WIDTH = 3000; var MAX_UPLOAD_HEIGHT = 3000; function preLoad() { if (!this.support.loading) { alert("您的flash player版本过低,请先更新版本"); return false; } } function loadFailed() { alert("按钮ID没有在当前页面找到"); } function fileQueueError(file, errorCode, message) { try { var errorName = ""; if (errorCode === SWFUpload.errorCode_QUEUE_LIMIT_EXCEEDED) { errorName = "你上传的文件过多"; } if (errorName !== "") { alert(errorName); return; } alert(message); } catch (ex) { this.debug(ex); } } function fileDialogComplete(numFilesSelected, numFilesQueued) { try { if (numFilesQueued > 0) { this.startResizedUpload(this.getFile(0).ID, MAX_UPLOAD_WIDTH,MAX_UPLOAD_HEIGHT, SWFUpload.RESIZE_ENCODING.JPEG, 100); } } catch (ex) { this.debug(ex); } } function uploadProgress(file, bytesLoaded) { try { var percent = Math.ceil((bytesLoaded / file.size) * 100); var progress = new FileProgress(file, this.customSettings.upload_target); progress.setProgress(percent); progress.setStatus("上传中..."); progress.toggleCancel(true, this); } catch (ex) { this.debug(ex); } } function uploadSuccess(file, serverData) { try { var progress = new FileProgress(file, this.customSettings.upload_target); var resultObject = $.parseJSON(serverData); if (resultObject.flag == 1) { //回调页面上传后的处理 uploadPicCallback(resultObject); progress.setStatus("上传成功"); progress.toggleCancel(false); } else { progress.setStatus("上传失败"); progress.toggleCancel(false); alert(serverData); } } catch (ex) { this.debug(ex); } } function uploadComplete(file) { try { /* I want the next upload to continue automatically so I'll call startUpload here */ if (this.getStats().files_queued > 0) { this.startResizedUpload(this.getFile(0).ID, MAX_UPLOAD_WIDTH,MAX_UPLOAD_HEIGHT, SWFUpload.RESIZE_ENCODING.JPEG, 100); } else { var progress = new FileProgress(file, this.customSettings.upload_target); progress.setComplete(); progress.setStatus("全部上传完毕"); progress.toggleCancel(false); } } catch (ex) { this.debug(ex); } } function uploadError(file, errorCode, message) { var progress; try { switch (errorCode) { case SWFUpload.UPLOAD_ERROR.FILE_CANCELLED: try { progress = new FileProgress(file, this.customSettings.upload_target); progress.setCancelled(); progress.setStatus("取消"); progress.toggleCancel(false); } catch (ex1) { this.debug(ex1); } break; case SWFUpload.UPLOAD_ERROR.UPLOAD_STOPPED: try { progress = new FileProgress(file, this.customSettings.upload_target); progress.setCancelled(); progress.setStatus("停止"); progress.toggleCancel(true); } catch (ex2) { this.debug(ex2); } case SWFUpload.UPLOAD_ERROR.UPLOAD_LIMIT_EXCEEDED: break; default: alert(message); break; } } catch (ex3) { this.debug(ex3); } } function addImage(src) { var newSpan = document.createElement("span"); var newImg = document.createElement("img"); newImg.style.margin = "5px"; newSpan.appendChild(newImg); document.getElementById("thumbnails").appendChild(newSpan); if (newImg.filters) { try { newImg.filters.item("DXImageTransform.Microsoft.Alpha").opacity = 0; } catch (e) { // If it is not set initially, the browser will throw an error. This will set it if it is not set yet. newImg.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + 0 + ')'; } } else { newImg.style.opacity = 0; } newImg.onload = function () { fadeIn(newImg, 0); }; newImg.src = src; } function fadeIn(element, opacity) { var reduceOpacityBy = 5; var rate = 30; // 15 fps if (opacity < 100) { opacity += reduceOpacityBy; if (opacity > 100) { opacity = 100; } if (element.filters) { try { element.filters.item("DXImageTransform.Microsoft.Alpha").opacity = opacity; } catch (e) { // If it is not set initially, the browser will throw an error. This will set it if it is not set yet. element.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opacity + ')'; } } else { element.style.opacity = opacity / 100; } } if (opacity < 100) { setTimeout(function () { fadeIn(element, opacity); }, rate); } } /* ****************************************** * FileProgress Object * Control object for displaying file info * ****************************************** */ function FileProgress(file, targetID) { this.fileProgressID = "divFileProgress"; this.fileProgressWrapper = document.getElementById(this.fileProgressID); if (!this.fileProgressWrapper) { this.fileProgressWrapper = document.createElement("div"); this.fileProgressWrapper.className = "progressWrapper"; this.fileProgressWrapper.id = this.fileProgressID; this.fileProgressElement = document.createElement("div"); this.fileProgressElement.className = "progressContainer"; var progressCancel = document.createElement("a"); progressCancel.className = "progressCancel"; progressCancel.href = "#"; progressCancel.style.visibility = "hidden"; progressCancel.appendChild(document.createTextNode(" ")); var progressText = document.createElement("div"); progressText.className = "progressName"; progressText.appendChild(document.createTextNode(file.name)); var progressBar = document.createElement("div"); progressBar.className = "progressBarInProgress"; var progressStatus = document.createElement("div"); progressStatus.className = "progressBarStatus"; progressStatus.innerHTML = " "; this.fileProgressElement.appendChild(progressCancel); this.fileProgressElement.appendChild(progressText); this.fileProgressElement.appendChild(progressStatus); this.fileProgressElement.appendChild(progressBar); this.fileProgressWrapper.appendChild(this.fileProgressElement); document.getElementById(targetID).appendChild(this.fileProgressWrapper); fadeIn(this.fileProgressWrapper, 0); } else { this.fileProgressElement = this.fileProgressWrapper.firstChild; this.fileProgressElement.childNodes[1].firstChild.nodeValue = file.name; } this.height = this.fileProgressWrapper.offsetHeight; } FileProgress.prototype.setProgress = function (percentage) { this.fileProgressElement.className = "progressContainer green"; this.fileProgressElement.childNodes[3].className = "progressBarInProgress"; this.fileProgressElement.childNodes[3].style.width = percentage + "%"; }; FileProgress.prototype.setComplete = function () { this.fileProgressElement.className = "progressContainer blue"; this.fileProgressElement.childNodes[3].className = "progressBarComplete"; this.fileProgressElement.childNodes[3].style.width = ""; }; FileProgress.prototype.setError = function () { this.fileProgressElement.className = "progressContainer red"; this.fileProgressElement.childNodes[3].className = "progressBarError"; this.fileProgressElement.childNodes[3].style.width = ""; }; FileProgress.prototype.setCancelled = function () { this.fileProgressElement.className = "progressContainer"; this.fileProgressElement.childNodes[3].className = "progressBarError"; this.fileProgressElement.childNodes[3].style.width = ""; }; FileProgress.prototype.setStatus = function (status) { this.fileProgressElement.childNodes[2].innerHTML = status; }; FileProgress.prototype.toggleCancel = function (show, swfuploadInstance) { this.fileProgressElement.childNodes[0].style.visibility = show ? "visible" : "hidden"; if (swfuploadInstance) { var fileID = this.fileProgressID; this.fileProgressElement.childNodes[0].onclick = function () { swfuploadInstance.cancelUpload(fileID); return false; }; } };