/// <summary> /// Registers the client-side script. /// </summary> private void RegisterClientScript() { ClientScriptManager csm = this.Page.ClientScript; // Register a hidden field which will hold the changes made on the clientside. csm.RegisterHiddenField("webPartLayoutChanges", String.Empty); // Register the webpart manager script. csm.RegisterClientScriptResource(this.GetType(), "Wilco.Web.Resources.WebPartManager.js"); // Register the initialization script. StringBuilder script = new StringBuilder(); script.Append("var webPartPageFormName = document.forms[0].id;"); script.AppendFormat("WebPartSetupLayoutFlags('{0}', '{1}');\r\n", this.DragObjectCssClass, this.SplitterObjectCssClass); csm.RegisterStartupScript(this.GetType(), "WebPartManager_Init", script.ToString(), true); StringBuilder zoneArray = new StringBuilder(); for (int i = 0; i < this.zones.Count; i++) { if (i > 0) { zoneArray.Append(','); } zoneArray.AppendFormat("new Array('{0}', '{1}', '{2}')", this.zones[i].ClientID, this.zones[i].CssClass, this.zones[i].DragCssClass); } csm.RegisterArrayDeclaration("webPartZones", zoneArray.ToString()); }
/// <summary> /// 向System.Web.UI.Page 注册一个隐藏值 /// </summary> /// <param name="page">System.Web.UI.Page</param> /// <param name="hiddenFieldName">要注册的隐藏字段的名称</param> /// <param name="HiddenFieldInitialValue">要注册的字段的初始值</param> public static void JsHiddenField(Page page, string hiddenFieldName, string HiddenFieldInitialValue) { // Get a ClientScriptManager reference from the Page class. ClientScriptManager clientScript = page.ClientScript; clientScript.RegisterHiddenField(hiddenFieldName, HiddenFieldInitialValue); }
public static void RegisterHiddenField(Page p) { ClientScriptManager cs = p.ClientScript; // Define the hidden field name and initial value. String hiddenName = "MyHiddenField"; String hiddenValue = "3"; // Register the hidden field with the Page class. cs.RegisterHiddenField(hiddenName, hiddenValue); }
private void RegisterScrollScript() { if (this.Page == null) { return; } MultiViewBar parent = this.Parent as MultiViewBar; if (parent == null || !parent.EnableClientScript) { return; } ClientScriptManager script = this.Page.ClientScript; script.RegisterHiddenField(this.ScrollXName, this.scrollX); script.RegisterHiddenField(this.ScrollYName, this.scrollY); script.RegisterClientScriptResource(typeof(MultiViewItem), "MetaBuilders.WebControls.Embedded.MultiViewItemScript.js"); script.RegisterStartupScript(typeof(MultiViewItem), "startup", "MetaBuilders_MultiViewItem_Init(); " + String.Format(Resources.AjaxWorkaroundScript, "MetaBuilders_MultiViewItem_Init"), true); script.RegisterArrayDeclaration("MetaBuilders_MultiViewItems", "'" + this.ClientID + "_ScrollArea'"); }
/// <summary> /// Call this method on page's "SavePageStateToPersistenceMedium" method /// </summary> /// <param name="clientScript">ClientScript object of page</param> /// <param name="viewState">parameter of "SavePageStateToPersistenceMedium" method</param> public static void CompressViewState(ClientScriptManager clientScript, object viewState, int splitSize = 4000) { LosFormatter formatter = new LosFormatter(); StringWriter writer = new StringWriter(); formatter.Serialize(writer, viewState); string viewStateString = writer.ToString(); byte[] bytes = Convert.FromBase64String(viewStateString); bytes = Compress(bytes); int byteSplitSize = splitSize / 4 * 3; for (int i = 0; i <= bytes.Length / byteSplitSize; i++) { int offset = i * byteSplitSize; string base64 = Convert.ToBase64String(bytes, offset, Math.Min(byteSplitSize, bytes.Length - offset)); clientScript.RegisterHiddenField("__VSTATE" + i, base64); } }
protected void Button1_Click(object sender, EventArgs e) { String arrName = "MyArray"; String arrValue = "\"1\", \"2\", \"text\""; // Define the hidden field name and initial value. String hiddenName = "MyHiddenField"; String hiddenValue = "3"; // Get a ClientScriptManager reference from the Page class. ClientScriptManager cs = Page.ClientScript; // Register the array with the Page class. cs.RegisterArrayDeclaration(arrName, arrValue); // Register the hidden field with the Page class. cs.RegisterHiddenField(hiddenName, hiddenValue); }
/// <summary> /// Builds the scripts. /// </summary> private void BuildScripts() { try { IButtonControl btn = (IButtonControl)this.Parent.FindControl(this.CropButtonID); btn.Click += new EventHandler(btn_Click); } catch { throw new NullReferenceException("Please set CropButtonID property, it can be either linkbutton or button control. [" + this.ID.ToString() + "]"); } string aPath = HttpContext.Current.Request.Url.AbsolutePath.Replace( HttpContext.Current.Request.Url.Segments[HttpContext.Current.Request.Url.Segments.Length - 1], ""); this.APath = aPath; ClientScriptManager cs = Page.ClientScript; if (this.IncludeJQuery) { if (string.IsNullOrEmpty(this.ScriptPath)) { this.ScriptPath = APath + "scripts/"; } if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jquery")) { cs.RegisterClientScriptInclude(this.GetType() , "jquery", ResolveClientUrl(this.ScriptPath + "jquery.js")); } if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jqueryCrop")) { cs.RegisterClientScriptInclude(this.GetType() , "jqueryCrop", ResolveClientUrl(this.ScriptPath + "jquery.jcrop.js")); } } //bool cropInitScriptAdded = cs.IsClientScriptBlockRegistered("cropInit"); cs.RegisterHiddenField("_x_" + this.ClientID, this.x.ToString()); cs.RegisterHiddenField("_y_" + this.ClientID, this.y.ToString()); cs.RegisterHiddenField("_w_" + this.ClientID, this.w.ToString()); cs.RegisterHiddenField("_h_" + this.ClientID, this.h.ToString()); if (true) { Image image = (Image)this.Parent.FindControl(cropimage); ViewState["imagePath"] = image.ImageUrl; StringBuilder sb = new StringBuilder(); sb.Append("<script>"); sb.Append("$(function(){"); int x = X; int y = Y; int w = W == 0 ? 15 : W; int h = H == 0 ? 15 : H; sb.Append("$('#" + image.ClientID + "').Jcrop({" + "setSelect: [" + x.ToString() + "," + y.ToString() + "," + w.ToString() + ", " + h.ToString() + "]" + ", onChange: __showPreview_" + this.ClientID); if (!string.IsNullOrEmpty(this.Ratio)) { sb.Append(", aspectRatio: " + this.Ratio); } if (!string.IsNullOrEmpty(this.MaxSize)) { sb.Append(", maxSize: [" + this.MaxSize + "]"); } if (!string.IsNullOrEmpty(this.MinSize)) { sb.Append(", minSize: [" + this.MinSize + "]"); } sb.Append("});"); sb.Append("});"); sb.Append("function __showPreview_" + this.ClientID + " (coords){" + "$('#_x_" + this.ClientID + "').val(coords.x);" + "$('#_y_" + this.ClientID + "').val(coords.y);" + "$('#_w_" + this.ClientID + "').val(coords.w);" + "$('#_h_" + this.ClientID + "').val(coords.h);" + "}"); sb.Append("</script>"); this.script = sb.ToString(); } }
private void crearCampoOcultoPerfil(string perfil) { ClientScriptManager campo = Page.ClientScript; campo.RegisterHiddenField("OcultoPerfil", perfil); }
private void crearCampoOcultoNombre(string nombre) { ClientScriptManager campo = Page.ClientScript; campo.RegisterHiddenField("OcultoNombre", nombre); }
/// <summary> /// Registers a hidden value with the <see cref="T:System.Web.UI.Page"/> object. /// </summary> /// <param name="hiddenFieldName">The name of the hidden field to register. /// </param><param name="hiddenFieldInitialValue">The initial value of the field to register. /// </param><exception cref="T:System.ArgumentNullException"><paramref name="hiddenFieldName"/> is null. /// </exception> public void RegisterHiddenField(string hiddenFieldName, string hiddenFieldInitialValue) { _clientScriptManager.RegisterHiddenField(hiddenFieldName, hiddenFieldInitialValue); }
/// <summary> /// /// </summary> protected override void CreateChildControls() { bool isInUpdatePanel = this.IsInUpdatePanel; //Page p = (Page)System.Web.HttpContext.Current.Handler; //ScriptManager m = ScriptManager.GetCurrent(p); ClientScriptManager cs = Page.ClientScript; if (this.IncludeJQuery) { if (string.IsNullOrEmpty(this.ScriptPath)) { this.ScriptPath = "/scripts/"; } if (isInUpdatePanel) { if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jquery")) { ScriptManager.RegisterClientScriptInclude(this, this.GetType() , "jquery", ResolveClientUrl(this.ScriptPath + "jquery.js")); } if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jqueryCrop")) { ScriptManager.RegisterClientScriptInclude(this, this.GetType() , "jqueryCrop", ResolveClientUrl(this.ScriptPath + "jquery.jcrop.js")); } } else { if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jquery")) { cs.RegisterClientScriptInclude(this.GetType() , "jquery", ResolveClientUrl(this.ScriptPath + "jquery.js")); } if (!cs.IsClientScriptIncludeRegistered(this.GetType(), "jqueryCrop")) { cs.RegisterClientScriptInclude(this.GetType() , "jqueryCrop", ResolveClientUrl(this.ScriptPath + "jquery.jcrop.js")); } } } else { // load it from google ajax library. Faster way and less annoying! /*if(!cs.IsClientScriptIncludeRegistered("jquery")) * cs.RegisterClientScriptInclude("jquery" * , "http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"); */ string jquery = "\r\n<script src=\"" + cs.GetWebResourceUrl(this.GetType(), "CS.Web.UI.jquery.js") + "\" type=\"text/javascript\"></script>\r\n"; string cropJS = "\r\n<script src=\"" + cs.GetWebResourceUrl(this.GetType(), "CS.Web.UI.jquery.jcrop.js") + "\" type=\"text/javascript\"></script>\r\n"; if (isInUpdatePanel) { if (!cs.IsClientScriptBlockRegistered("jquery")) { cs.RegisterClientScriptBlock(this.GetType(), "jquery", jquery, false); } if (!cs.IsClientScriptBlockRegistered("cropJS")) { cs.RegisterClientScriptBlock(this.GetType(), "cropJS", cropJS, false); } } else { if (!cs.IsClientScriptBlockRegistered("jquery")) { ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "jquery", jquery, false); } if (!cs.IsClientScriptBlockRegistered("cropJS")) { ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "cropJS", cropJS, false); } } } string cropCss = "<link href=\"" + cs.GetWebResourceUrl(this.GetType(), "CS.Web.UI.jquery.jcrop.css") + "\" type=\"text/css\" rel=\"stylesheet\" />\r\n"; //if (!Page.Header.Controls.Add(new LiteralControl(("cropCss")) // cs.RegisterStartupScript(this.GetType(), "cropCss", cropCss, false); if (!cs.IsClientScriptBlockRegistered("cropJS")) { Page.Header.Controls.Add(new LiteralControl(cropCss)); } //bool cropInitScriptAdded = cs.IsClientScriptBlockRegistered("cropInit"); if (true) { System.Web.UI.WebControls.Image image = (System.Web.UI.WebControls.Image)Parent.FindControl(cropimage); ViewState["ImageUrl"] = image.ImageUrl; //System.Drawing.Image img = // System.Drawing.Image.FromFile(HttpContext.Current.Server.MapPath( image.ImageUrl)); //check if we set canvas size if (this.CanvasHeight > 0 | this.CanvasWidth > 0) { string folder = HttpContext.Current.Server.MapPath("~/"); GetRawSize(folder + image.ImageUrl); double rratio = (double)rawHeight / rawWidth; //raw image ratio double cratio; //canvas ratio if (this.CanvasHeight == 0) { cratio = rratio; this.CanvasHeight = Convert.ToInt32(this.CanvasWidth * rratio); } else if (this.CanvasWidth == 0) { cratio = rratio; this.CanvasWidth = Convert.ToInt32(this.CanvasHeight / rratio); } else { cratio = (double)CanvasHeight / CanvasWidth; } if (rratio > cratio) {//we have to fit height if (rawHeight > CanvasHeight) { resizefact = (double)CanvasHeight / rawHeight; image.Height = CanvasHeight; image.Width = Convert.ToInt32(rawWidth * resizefact); } } else { //we have to fit width if (rawWidth > CanvasWidth) { resizefact = (double)CanvasWidth / rawWidth; image.Width = CanvasWidth; image.Height = Convert.ToInt32(rawHeight * resizefact); } } ViewState["canvasRatio"] = resizefact; } StringBuilder sb = new StringBuilder(); sb.Append("<script>$(function(){ "); string showPreviewScript = ""; showPreviewScript = ", onChange: __showPreview" + ", onSelect: __showPreview"; sb.Append("$('#" + image.ClientID + "').Jcrop({" + "setSelect: [" + X.ToString() + "," + Y.ToString() + "," + X2.ToString() + ", " + Y2.ToString() + "]" + showPreviewScript); if (!string.IsNullOrEmpty(this.Ratio)) { sb.Append(", aspectRatio: " + this.Ratio); } if (!string.IsNullOrEmpty(this.MaxSize)) { sb.Append(", maxSize: [" + this.MaxSize + "]"); } if (!string.IsNullOrEmpty(this.MinSize)) { sb.Append(", minSize: [" + this.MinSize + "]"); } sb.Append("});"); sb.Append("});"); string script = @"function __showPreview(coords){ try{ $('#_x').val(coords.x); $('#_y').val(coords.y); $('#_w').val(coords.w); $('#_h').val(coords.h); var rx = {1} / coords.w; var ry = {2} / coords.h; $('#{0}').css({ width: Math.round(rx * {3}) + 'px', height: Math.round(ry * {4}) + 'px', marginLeft: '-' + Math.round(rx * coords.x) + 'px', marginTop: '-' + Math.round(ry * coords.y) + 'px' }); } catch(e){} } "; GetRawSize(image.ImageUrl); script = script.Replace("{0}", this.PreviewImageID); script = script.Replace("{1}", rawWidth.ToString()); script = script.Replace("{2}", rawHeight.ToString()); script = script.Replace("{3}", rawWidth.ToString()); script = script.Replace("{4}", rawHeight.ToString()); sb.Append(script); //sb.Append(string.Format(script.ToString(),this.PreviewImageID)); //if (EnablePreview) //{ // sb.Append("\r\n function __showPreview22(coords){ \r\n" + // "var rx = 100 / coords.w; \r\n" + // "var ry = 100 / coords.h; \r\n" + // "$('#preview').css({" + // " width: Math.round(rx * " + img.Width + ") + 'px', \r\n" + // " height: Math.round(ry * " + img.Height + ") + 'px', \r\n" + // " marginLeft: '-' + Math.round(rx * coords.x) + 'px', \r\n" + // " marginTop: '-' + Math.round(ry * coords.y) + 'px' \r\n" + // "}); try {__showDebug(coords); } catch(e) {}}\r\n\r\n"); //} /*sb.Append(@"function __showDebug(coords){ * try{ * $('#wci_xt').val(coords.x); * $('#wci_yt').val(coords.y); * $('#wci_wt').val(coords.w); * $('#wci_ht').val(coords.h); * } * catch(e){} * }"); * */ sb.Append(@"</script>"); if (isInUpdatePanel) { ScriptManager.RegisterClientScriptBlock(this, this.GetType() , "cropInit" , sb.ToString(), false); //ScriptManager.RegisterStartupScript(this, this.GetType(), "alertbabam", "alert('test');", true); ScriptManager.RegisterHiddenField(this, "_x", X.ToString()); ScriptManager.RegisterHiddenField(this, "_y", Y.ToString()); ScriptManager.RegisterHiddenField(this, "_w", W.ToString()); ScriptManager.RegisterHiddenField(this, "_h", H.ToString()); } else { cs.RegisterClientScriptBlock(this.GetType() , "cropInit" , sb.ToString(), false); cs.RegisterHiddenField("_x", X.ToString()); cs.RegisterHiddenField("_y", Y.ToString()); cs.RegisterHiddenField("_w", W.ToString()); cs.RegisterHiddenField("_h", H.ToString()); } image.Dispose(); //img.Dispose(); } base.CreateChildControls(); //HttpContext.Current.Response.Write("ssss"); }