Inheritance: System.Web.UI.WebControls.Label, IScriptControl, IActionUiAdapter
コード例 #1
0
        protected override void Render(HtmlTextWriter writer)
        {
            // render nothing if the action does not exist
            if (Action == null)
            {
                return;
            }

            var actionClickable = true;

            if (CheckActionCount)
            {
                var am = ActionMenu.FindContainerActionMenu(this);
                List <ActionBase> scActions = null;
                var scenario = string.Empty;

                if (am != null)
                {
                    scenario = am.Scenario;

                    if (!string.IsNullOrEmpty(scenario))
                    {
                        scActions = ActionFramework.GetActions(Content.Load(ContextPath), scenario, am.GetReplacedScenarioParameters()).ToList();
                    }
                }

                if (scActions != null)
                {
                    if (scActions.Count > 1)
                    {
                        actionClickable = false;
                    }
                    else if (scActions.Count == 1 &&
                             string.Equals(scenario, "new", StringComparison.CurrentCultureIgnoreCase) &&
                             string.Equals(this.ActionName, "add", StringComparison.CurrentCultureIgnoreCase))
                    {
                        // change action to the single "New" action found in the parent menu
                        _action        = scActions.First();
                        _actionChecked = true;

                        this.Text = this.Text + " " + _action.Text;
                    }
                }
            }

            if (actionClickable)
            {
                var claction = Action as ClientAction;
                if (claction != null && claction.Callback != null)
                {
                    NavigateUrl = "javascript:";
                    this.Attributes["onclick"] = claction.Callback;
                }
                else
                {
                    NavigateUrl = Action.Uri;
                }
            }

            // load html template (provided by the builder)
            string templateText = null;

            if (!string.IsNullOrEmpty(Template))
            {
                templateText = HtmlTemplate.GetActionLinkTemplate(Template);
            }

            // load html template (by default names)
            if (string.IsNullOrEmpty(templateText))
            {
                templateText = IconVisible
                    ? (string.IsNullOrEmpty(IconUrl)
                        ? HtmlTemplate.GetActionLinkTemplate(HtmlTemplate.Names.ActionButton)       // icon is rendered as a <span>
                        : HtmlTemplate.GetActionLinkTemplate(HtmlTemplate.Names.ActionImageButton)) // icon is rendered as an <image> tag
                    : HtmlTemplate.GetActionLinkTemplate(HtmlTemplate.Names.ActionLink);            // no icon
            }

            // add actionlinkbutton class only if there is no template
            if (string.IsNullOrEmpty(templateText))
            {
                this.CssClass += " sn-actionlinkbutton";
            }

            // fill control properties according to the current state of the action
            FillProperties();

            // if a template was found, fill its parameters and render it
            if (!string.IsNullOrEmpty(templateText))
            {
                writer.Write(TemplateManager.Replace(typeof(ActionTemplateReplacer), templateText, this));
                return;
            }

            // backward compatibility (classic ASP.NET behavior, when there is no html template)
            base.Render(writer);
        }
コード例 #2
0
        protected override void Render(HtmlTextWriter writer)
        {
            //render nothing if the action does not exist
            if (Action == null)
            {
                return;
            }

            var actionClickable = true;

            if (CheckActionCount)
            {
                var am = ActionMenu.FindContainerActionMenu(this);
                List <ActionBase> scActions = null;
                var scenario = string.Empty;

                if (am != null)
                {
                    scenario = am.Scenario;

                    if (!string.IsNullOrEmpty(scenario))
                    {
                        scActions = ActionFramework.GetActions(Content.Load(ContextPath), scenario, am.GetReplacedScenarioParameters()).ToList();
                    }
                }

                if (scActions != null)
                {
                    if (scActions.Count > 1)
                    {
                        actionClickable = false;
                    }
                    else if (scActions.Count == 1 &&
                             string.Equals(scenario, "new", StringComparison.CurrentCultureIgnoreCase) &&
                             string.Equals(this.ActionName, "add", StringComparison.CurrentCultureIgnoreCase))
                    {
                        //change action to the single "New" action found in the parent menu
                        _action        = scActions.First();
                        _actionChecked = true;

                        this.Text = this.Text + " " + _action.Text;
                    }
                }
            }

            if (actionClickable)
            {
                var claction = Action as ClientAction;
                if (claction != null && claction.Callback != null)
                {
                    NavigateUrl = "javascript:";
                    this.Attributes["onclick"] = claction.Callback;
                }
                else
                {
                    NavigateUrl = Action.Uri;
                }
            }

            this.CssClass += (string.IsNullOrEmpty(this.CssClass) ? "" : " ") + "sn-actionlinkbutton";

            if (Action.Forbidden)
            {
                this.CssClass   += " sn-disabled";
                this.Enabled     = false;
                this.NavigateUrl = string.Empty;
            }

            base.Render(writer);
        }