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Questions tagged [canvas]

Force.com Canvas is a set of tools and JavaScript APIs that you can use to expose an application as a canvas app.

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11 views

Enable USB Feature for Canvas: external website embedded in a VisuaForce page

I am using SF Canvas to embed an external Web Application in a VisualForce page in my org. The content is being successfully loaded in an IFrame in the browser. The page needs access to the USB ...
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25 views

how to make scroll disabled for canvas element when using hand phone

I try to use canvas and describe something by hand phone using Salesforce1 app. When I weite vertically, the screen is also scrolled, so cannot write well. Anyone knows how to make scrolling disabled ...
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9 views

How to remove the mask that overlays the Canvas App when it is in a Page Layout?

I am trying to place an app into the page layout using the Canvas App feature. However, when it is placed into the Page Layout, there seems to be some kind of mask over top of it which means you ...
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1answer
15 views

Edit Signed request

Is there anyway I can edit what is put into the signed request that SalesForce returns in a canvas app? I would like to change the context.user fields. It gives us Id's rather than names and I would ...
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20 views

Connected app canvas issue

We have a connected app that shows the external website inside canvas within Salesforce. The external site, headers are set to allow and also in Salesforce, in the Session settings, headers are ...
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27 views

Canvas app not working - 404 error

I have a rails application and I created a custom app with 'canvas' enabled and gave the url of my app (https://www.samplesite.com/canvas) and embedded the canvas app inside visualforce page with the ...
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30 views

Canvas API authentication errors in the Salesforce Mobile SDK

We have an application that loads Salesforce Lightning content into a WKWebView. We are using the Salesforce Mobile SDK in our app, and users are authenticated in their Orgs with OAuth per our ...
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1answer
26 views

how to make test class for controller with parameter canvas.toDataURL()

I made extension class and VF page for getting signature image. I confirmed it works well through many test . And then, I need to make test class to deploy that extension class into production org. ...
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1answer
26 views

Display Salesforce page/component from Org1 in another salesforce Org2

I have a requirement to show VF/lighting page of salesforce Org1 in another Salesforce Org2.  However possible way just want to show the page/component in another salesforce org. Please let us know if ...
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1answer
26 views

Consumer key and secret for connected canvas app

In a managed package we have a Connected canvas app, which will be connected to the central server from all of the Orgs which have installed the package. After the user installs the app exchange app, ...
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22 views

Connected App / Canvas in Managed Package with dynamic endpoint

I am selling a Java App that customers are installing on their server and now build a Salesforce app (Managed package) to integrate it. This means The Salesforce App packages some Canvas elements to ...
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40 views

Integrate external app using IFrame (not Canvas) and Security review

I have a customer that wants to integrate an external Java App with a Managed Package. As the endpoint (domain name) of the external Java App(s) is not static but differs from customer to customer we ...
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1answer
92 views

Canvas app inside managed package that connects to configurable endpoint

Our customers have versions of our Java web app installed in their data center. I want to build a managed packaged Salesforce App that is able to connect to those web app instances using Salesforce ...
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87 views

“Browsing session has ended or is invalid” when loading Canvas in DX scratch org

I followed this Salesforce tutorial to get a Canvas connection working in a DX scratch org. I'm quite sure I configured everything right but the Canvas on the page always shows Canvas - ...
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2answers
77 views

Send custom data (100k) to a Canvas URL

I am planning on using Canvas to lightweight integrate an external web app. In the documentation (https://resources.docs.salesforce.com/218/latest/en-us/sfdc/pdf/canvas_framework.pdf) I wasn't able to ...
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15 views

Canvas app from heroku wont display from component

<aura:component implements="force:appHostable,flexipage:availableForAllPageTypes" access="global" > <force:canvasApp developerName="pong_test" namespacePrefix="" /> </aura:...
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1answer
56 views

How do I use Salesforce Canvas to function like an Iframe?

Any guides to help me get started with Canvas in Salesforce? Need to use it for an Iframe replacement and the guides I have read feel like they skip a big section of how to use it.
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34 views

Canvas app not showing on Chatter tab

I want to display my Canvas app on Chatter tab so I set it up and it's displaying on Salesforce Classic just fine. But once I switch to Lightning it's no longer display on Chatter tab. How can I ...
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34 views

How to configure HTTP request headers for a Canvas app

I’m trying to create a Canvas app where the URL is served by a CDN. Salesforce is setting 'cache-control: no-cache' in the request header and this is causing the request to fail with status 403 along ...
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1answer
79 views

Consume external REST API user-aware (without having to re-login)

I have an Apex class that is consuming a partners REST webservices. Currently all users of my app (in the installed org) access the service via a single API Integration user. We now want make the ...
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1answer
229 views

Publish Custom Canvas App Event from Lightning Aura Component to the Canvas App

We're currently using an aura component with the <force:canvasApp> component to embed our Canvas App. As mentioned in the answer to this post, Sfdc.canvas is not fully exposed to the aura ...
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0answers
26 views

Canvas app signed request 'content type' header is always using 'application/x-www-form-urlencoded'. Can this be set to application/json?

We have a situation where our APIs do not accept a content type of 'application/x-www-form-urlencoded' and I can't figure out how to force the canvas app configuration to use another content type that ...
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1answer
339 views

What are the differences between a Lightning Container and a Canvas App?

Both lightning:container and Canvas Apps (which themselves can be embedded into Lightning components using force:canvasApp) seem to be doing similar things. Both of them allow you to embed external ...
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13 views

canvas app not passing the signed request when the customer org has SSO

we developed a managed package that includes visualforce with canvas app that displays a third app. the third app required SSO in order to login. I have installed my package on ED environment and ...
9
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1answer
591 views

Canvas App (or equivalent) for Lightning Web Components

We are currently using the force:canvasApp lightning component to embed an external site securely into Salesforce. The Spring '19 release is introducing Lightning Web Components as the future of ...
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1answer
97 views

Canvas adapter / Tableau dashboard

Using the canvas adapter for SFDC, I am trying to embed a Tableau Dashbaord into the account page. Below is the code i am using. The problem is that it is not properly passing the parameter. <...
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536 views

Canvas App Previewer gives “Cannot POST /” error for Node app

I'm running a node app on heroku that that I am trying to pull into a Canvas App, The Canvas App Preview error simply says "Cannot POST/". When I look at my node server debugger for local host it says ...
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2answers
166 views

How to get Canvas working, need pointer to simple instruction

The Salesforce Canvas Developer Guide states: "Canvas enables you to easily integrate a third-party application in Salesforce". And then it needs more than 100 pages to explain how to do this. OK, ...
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1answer
105 views

How to consume window.parent.postMessage from a third party application in SFDC Canvas?

We are implementing SFDC and trying to integrate with a third party (different team within same organization) application using Canvas approach. This third party application is being currently used as ...
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1answer
309 views

How do I integrate my canvas app in lightning

I have a canvas app (iframe) working perfectly in SalesForce Classic. How do I integrate it into Lightning?
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1answer
59 views

Canvas installation in another SalesForce works but can't find button in Chatter

I have created a Canvas app and it runs perfectly on SF developer account 1. In SF developer account 1 it appears on the Chatter tab as a button in the left menu (classic mode). I create a package and ...
9
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1answer
83 views

Position of select options in connected canvas app

I have a connected app that is being used to iframe in an external web application as a apex:CanvasApp. This works well, except something has started occurring with HTML select controls in Chrome 67....
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126 views

Canvas App not showing in Chatter in Lightning UI

I have created a Canvas App and I have enabled it for everything including Chatter. I am able to preview the Canvas App and it also shows up as a Quick Action. However, while in SF Classic I can see ...
9
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1answer
727 views

Canvas app - verify signed request

i am following the canvas app documentation to verify a signed request before using the parameters i am passing in the canvas app request. The canvas app is embedding a third party app in salesforce. ...
2
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1answer
58 views

UI integration with Salesforce

We are trying to setup an external app (as a footer item) in Service Console. Upon clicking of this, the external app would be opened in a new window and SFDC would pass the member ID and do a search ...
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0answers
75 views

Running Tableau in Canvas App

I am looking to embed a Tableau report inside one of our SFDC communities. I am planning on creating a separate tab inside of the community so that everybody has access to the report. Will each ...
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59 views

Link Salesforce Canvas App

We have canvas app in our managed packaged. Now we want to link canvas app directly from Contact object component. How do we link . Also can we provide additional parameters to canvas app from this ...
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0answers
162 views

Canvas in visualforce page is not capturing data when used in touch screen devices

I have a requirement to capture user's signature using <canvas> and save it to a record. It is working with mouse but not when using touch screen devices like mobile phones. Below is my code: &...
7
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1answer
366 views

Canvas URL and postMessage

I'm trying to determine if this is an unsupported Canvas scenario or if there's something misconfigured in the org or the browser that would otherwise allow it to succeed. For the purpose of ...
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1answer
89 views

Canvas app direct link

We have canvas app which loads list of items. (Here all oauth is established). From this user is able to click on individual link to open the item details from there. Now I am looking for direct way ...
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0answers
69 views

Canvas app framing issue (how to define domain of RemoteAccessAuthorizationPage.apexp)

We implemented a tool which uses salesforce oauth. This tool should be included into an opportunity page as canvas app. First of all: The oauth2 workflow works fine when I open the tool in a new ...
2
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1answer
87 views

Canvas app issue

I was playing with Canvas app in my Trailhead Play Ground (TP). I have implemented Canvas in TP successfully but very time I have received below error. However, I have implemented same Canvas app in ...
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336 views

Pass dynamic parameters to SAML response in a connected app

I have a connected app that uses SSO (and thus it points to a SAML certificate). I include a canvas app in a Lightning component via force:canvasApp tag like the following: <force:canvasApp ...
1
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0answers
231 views

Setting height and width of Canvas app using force:canvasApp

We're exploring using force:canvasApp in a community. We are finding that the height and width declarations specified by force:canvasApp don't seem to be having any effect on the displayed component. ...
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1answer
239 views

Salesforce canvas App using OAuth JWT 2.0 Bearer flow

We are trying to build a POC on integrating Salesforce with a third party portal using canvas app. We have to embed this portal into Salesforce when a user logs into Salesforce. We have a local portal ...
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0answers
153 views

How to create, package, and install Canvas application in Salesforce Lightning org?

I am creating a canvas application in Salesforce Lightning, in which I am using just a link of my website to show that website in canvas to have my website looks like working in Salesforce Lightning. ...
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1answer
22 views

Does entire application needs to pass through review if we have integration with our external setup

We have integrated our app into salesforce nd it used few of our APIs from saleaforce code. So in review process, does entire external app needs to be reviewed or only the APIs which were called from ...
2
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1answer
175 views

Setting a cookie in a canvas app?

I have a Java application that sets a cookie: Cookie keks = new Cookie("Demo","WeLoveCookies"); keks.setHttpOnly(true); keks.setSecure(true); keks.setPath("/"); response.addCookie(...
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0answers
611 views

Frame Ancestors for Content Security Policy headers for Canvas App

I'm working on a canvas app. I need to prevent it from being iframed from unauthorized sources. The problem is I don't know what to set as the CSP frame-ancestors in the headers for my canvas app. It ...
3
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1answer
80 views

Connected App showing in App Menu

While creating a connected app, it is automatically added to the App Menu. Is there a way to prevent a connected app being added automatically to App Menu? FYI: I am creating connected app via ...