Hi Hermann, Is this part of the same-source policy for web pages? The HTML file and the image file needing to be in the same folder?
Sent from my iPhone > On Jul 16, 2017, at 5:45 AM, hh via use-livecode > <use-livecode@lists.runrev.com> wrote: > > You can have that without a (local) server when using a browser widget. > > Although you can NOT display an image from disk without javascript by > only setting the htmltext with a correct filepath, for example as follows. > (This is a browser engine thing, can not be influenced by the widget.) > > Example htmltext of the widget or text of the file "flower2b.html": > <html><body><img src='flower2b.png' width='80' height='60'></body></html> > > But it works if you set the URL of the widget to a (local) html-file that > has exactly this text as html (if 'flower.png' is in the same folder). > *** Then the htmltext of the widget is 'anchored' in the local file system > and can use a full or relative path. > > BTW. To display an image "/home/jh/images/flower.png" from disk in a field > for example at size 80x60 at char 42: > > 1. create an img "i1" > 2. set the filename of img "i1" to "/home/jh/images/flower.png" > 3. set the width of img "i1" to 80; set the height of img "i1" to 60 > 4. set the imagesource of char 42 of fld 1 to "i1" > >> James H. wrote: >>> hh wrote: >>> ... Or in case you meant simple HTML load (not canvas2d): >>> <img src="..."> >>> where src = "full http-path to image" (local server is running) >>> or src = "relative path to image" >> >> Actually I am not loading a file from a server, I am setting the htmltext of >> the widget. >> >> The file I am loading is actually a markdown which I convert to xhtml using >> mergMarkdownToXHTML. >> I then set the htmltext of the widget to this converted content. >> Now the text etc all display fine as I would expect, however the images >> don't. >> The image tags in the markdown are correctly converted to <img src="..."> >> but obviously the path to the image file is not being correctly interpreted >> by LC. >> If I was to display this in a text field (by setting its htmltext) I would >> need to change the img tag's src attribute to include the "binfile:/" prefix. >> When I do this the image displays as expected in the text field. >> >> However, this displays the images at the size they exist on disk. >> >> I notice the dictionary (which is using the browser widget) does not do >> this. It actually scales the images down where required. >> So I thought rather than set the htmltext of the field, let me set the >> htmltext of a browser widget. >> However none of the forms of the URL for the images that I have tried work. >> I do not know javascript and while I can sort of follow the logic behind the >> guide display in the dictionary I can't fathom how it actually works. >> It is taking the markdown, converting it the a form of html and it correctly >> shows the text and the images. >> I am trying to do this without the javascript. > > _______________________________________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your subscription > preferences: > http://lists.runrev.com/mailman/listinfo/use-livecode _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode
