*@path* headlines must be like this: @path c:/test/python. Use forward slashes even on Windows. The pathlib methods will use forward slashes and output whatever is right for the OS.
On Saturday, March 23, 2024 at 7:14:14 PM UTC-4 jkn wrote: > BTW [Edward], isn't this documentation, from > https://leo-editor.github.io/leo-editor/customizing.html#simple-settings-nodes, > > incorrect - or am I misunderstanding something? > > """ > Simple settings nodes have headlines of the form @<type> name = val. > These settings set the value of name to val, with the indicated type: > """ > ISTM that the headlines are of the form > > @type val > > or can you actually write > > @path = <some path> > > etc? I can find no examples of this... > > On Saturday, March 23, 2024 at 10:55:16 PM UTC jkn wrote: > >> I think I have an earlier version of this snippet from you somewhere - I >> was going to take a look at it for this purpose. So thanks! >> >> J^n >> >> >> On Saturday, March 23, 2024 at 10:42:32 PM UTC tbp1...@gmail.com wrote: >> >>> I've been using an "images" subdirectory under the location of the >>> outline, or under the @path location if you use one. It would make backup >>> or sharing easier than some random location in the file system. The script >>> could check for its existence and create it if needed. >>> >>> Here's how I get the path of the node or it's @path into the clipboard: >>> >>> """Copy the effective path of the current node to the clipboard. >>> >>> This command honors @path directives. >>> """ >>> from pathlib import Path >>> >>> pth = Path(c.fullPath(p)) >>> if pth.exists(): >>> if pth.is_file(): >>> direc = pth.parent >>> else: >>> direc = pth >>> else: >>> direc = Path(g.scanAllAtPathDirectives(c, p)) >>> >>> if direc: >>> normdir = str(direc.resolve()) >>> g.app.gui.replaceClipboardWith(normdir) >>> else: >>> g.es(f"Path {direc} doesn't exist") >>> >>> BTW, I have this script linked to a button, which is very convenient >>> sometimes. >>> On Saturday, March 23, 2024 at 6:30:21 PM UTC-4 jkn wrote: >>> >>>> Hi Thomas >>>> not sure what an undoer would do here? maybe delete the file? There >>>> is no leo-relevant action here (yet) >>>> >>>> I'm well aware I don't *need* the main(), but I prefer to write this >>>> way. Same as with bash scripts etc. It helps for future modularity, I >>>> find. >>>> Of course, 'YAGNI', but still. f course you are right that main() could be >>>> more descriptive, this is only a POC. >>>> >>>> The tricky bit is deciding where to store the clipboard files. Obsidian >>>> has a special action when you click on inserted 'snippet' images; it just >>>> stores the filename in the 'body', and uses its knowledge of where the >>>> snippets are located when you do the equivalent of CTRL-click on the URL >>>> >>>> Linking the location of the 'snippets' to the leo file and/or node is >>>> an interesting challenge... >>>> >>>> >>>> >>>> On Saturday, March 23, 2024 at 10:09:59 PM UTC tbp1...@gmail.com wrote: >>>> >>>>> Looks pretty straightforward. Perhaps you'll want to make it undoable >>>>> (so far as Leo is concerned). As a matter of Python programming, >>>>> defining >>>>> a main() function here isn't needed. If you are only going to use it as >>>>> a >>>>> script, then you don't need a function at all. Just unindent those lines >>>>> of >>>>> code (and delete the "main()" line) and they will run when the script >>>>> runs. No need to call main() at all. If you want that clipboard part >>>>> of >>>>> the block to run and if it succeeds then insert the markdown text into a >>>>> node, then the function shouldn't be called "main" but something more >>>>> descriptive. >>>>> >>>>> On Saturday, March 23, 2024 at 4:59:25 PM UTC-4 jkn wrote: >>>>> >>>>>> OK, here is a simple demonstration of part of the feature I am >>>>>> interested in. >>>>>> >>>>>> When run with an image in the (global) clipboard, it saves this to a >>>>>> local timestamped file (under ~/tmp), and indicates how a markdown >>>>>> reference to that file could be inserted. >>>>>> >>>>>> There's plenty more needed but this is the QClipboard part, I think. >>>>>> >>>>>> import os >>>>>> import time >>>>>> >>>>>> def unique_png_fname(): >>>>>> """ return a unique (timestamped) filename to use >>>>>> """ >>>>>> FORMAT="%Y-%m-%d-%H-%M-%S.png" >>>>>> return time.strftime(FORMAT) >>>>>> >>>>>> def link_string_md(fname): >>>>>> """ get markdown format to insert a filename >>>>>> """ >>>>>> return "![[%s]]" % fname >>>>>> >>>>>> def main(): >>>>>> # get clipboard contents - default mode is global clipboard >>>>>> cb = g.app.gui.qtApp.clipboard() >>>>>> # is it in image format? >>>>>> img = cb.image() >>>>>> if not img.isNull(): >>>>>> basefiledir = os.path.expanduser("~/tmp") >>>>>> fqfilepath = os.path.join(basefiledir, unique_png_fname()) >>>>>> img.save(fqfilepath, "PNG") >>>>>> g.es("wrote clipboard to:", fqfilepath) >>>>>> g.es("could insert:", link_string_md(fqfilepath)) >>>>>> else: >>>>>> g.es("clipboard not in image format") >>>>>> >>>>>> main() >>>>>> >>>>>> >>>>>> On Monday, March 11, 2024 at 8:23:42 PM UTC jkn wrote: >>>>>> >>>>>>> Doh! should have read the documentation better. >>>>>>> >>>>>>> you have to test for a 'null image' using eg. img.isnull() >>>>>>> >>>>>>> on with my trivial experiments... >>>>>>> >>>>>>> >>>>>>> On Monday, March 11, 2024 at 8:10:03 PM UTC jkn wrote: >>>>>>> >>>>>>>> Has anyone played much with class QClipboard? I did a couple of >>>>>>>> trivial experiments but I must be misunderstanding something. >>>>>>>> >>>>>>>> for instance, QClipboard.image() returns a non-null value even if >>>>>>>> the clipboard does not contain an image. >>>>>>>> >>>>>>>> J^n >>>>>>>> >>>>>>>> >>>>>>>> On Monday, March 11, 2024 at 4:33:23 PM UTC tbp1...@gmail.com >>>>>>>> wrote: >>>>>>>> >>>>>>>>> It turns out that to get the relative path conversion w have to >>>>>>>>> remove any quotation marks around the path before running >>>>>>>>> os.relpath(). So >>>>>>>>> the script becomes: >>>>>>>>> >>>>>>>>> """Insert RsT code at cursor to display an image. >>>>>>>>> >>>>>>>>> The path to the image file will come from a file dialog. >>>>>>>>> This action is undoable. >>>>>>>>> """ >>>>>>>>> PATH = g.app.gui.runOpenFileDialog(c, >>>>>>>>> title="Import File", >>>>>>>>> filetypes=[("All files", "*"),], >>>>>>>>> defaultextension=".*", >>>>>>>>> multiple=False) >>>>>>>>> >>>>>>>>> if PATH: >>>>>>>>> from os.path import relpath >>>>>>>>> PATH = PATH.replace('"', '').replace("'", '') >>>>>>>>> PATH = relpath(PATH) >>>>>>>>> PATH = PATH.replace('\\', '/') >>>>>>>>> >>>>>>>>> IMAGE_TEMPLATE = f''' >>>>>>>>> >>>>>>>>> .. figure:: {PATH} >>>>>>>>> :scale: 50% >>>>>>>>> >>>>>>>>> ''' >>>>>>>>> >>>>>>>>> w = c.frame.body.wrapper >>>>>>>>> p = c.p >>>>>>>>> s = p.b >>>>>>>>> u = c.undoer >>>>>>>>> >>>>>>>>> start, _ = w.getSelectionRange() >>>>>>>>> >>>>>>>>> undoType = 'insert-rst-image-code' >>>>>>>>> undoData = u.beforeChangeNodeContents(p) >>>>>>>>> >>>>>>>>> head, tail = s[:start], s[start:] >>>>>>>>> p.b = head + IMAGE_TEMPLATE + tail >>>>>>>>> >>>>>>>>> c.setChanged() >>>>>>>>> p.setDirty() >>>>>>>>> u.afterChangeNodeContents(p, undoType, undoData) >>>>>>>>> c.redraw() >>>>>>>>> >>>>>>>>> On Saturday, March 9, 2024 at 2:04:19 PM UTC-5 Thomas Passin wrote: >>>>>>>>> >>>>>>>>>> We can't directly insert an image into a standard Leo node >>>>>>>>>> because they are text-only. I find this very annoying sometimes, >>>>>>>>>> especially when I am writing a note and want to include an image. >>>>>>>>>> >>>>>>>>>> But we can do the next best thing - insert an ReStructuredText >>>>>>>>>> (RsT) instruction to display an image so that we can view it with >>>>>>>>>> the >>>>>>>>>> viewrendered3 plugin (VR3). The instruction is short and easy, but >>>>>>>>>> it's >>>>>>>>>> still annoying to type and I usually forget the exact details. I >>>>>>>>>> have a >>>>>>>>>> button that toggles VR3 on and off so that it's easy to view an >>>>>>>>>> embedded >>>>>>>>>> image once the RsT instruction is there. An embedding command would >>>>>>>>>> make >>>>>>>>>> embedding with Leo as easy as embedding an image in a word >>>>>>>>>> processor. >>>>>>>>>> Aha, this is Leo, let's write a script! >>>>>>>>>> >>>>>>>>>> Here is a script that pops up a file dialog and inserts a >>>>>>>>>> relative path to the chosen file. There are several small >>>>>>>>>> variations which >>>>>>>>>> I discuss after the code. >>>>>>>>>> >>>>>>>>>> """Insert RsT code at cursor to display an image. >>>>>>>>>> >>>>>>>>>> The path to the image file will come from a file dialog. >>>>>>>>>> This action is undoable. >>>>>>>>>> """ >>>>>>>>>> PATH = g.app.gui.runOpenFileDialog(c, >>>>>>>>>> title="Import File", >>>>>>>>>> filetypes=[("All files", "*"),], >>>>>>>>>> defaultextension=".*", >>>>>>>>>> multiple=False) >>>>>>>>>> >>>>>>>>>> if PATH: >>>>>>>>>> from os.path import relpath >>>>>>>>>> PATH = relpath(PATH) >>>>>>>>>> PATH = PATH.replace('\\', '/').replace('"', '').replace("'", >>>>>>>>>> '') >>>>>>>>>> IMAGE_TEMPLATE = f''' >>>>>>>>>> >>>>>>>>>> .. figure:: {PATH} >>>>>>>>>> :scale: 50% >>>>>>>>>> >>>>>>>>>> ''' >>>>>>>>>> w = c.frame.body.wrapper >>>>>>>>>> p = c.p >>>>>>>>>> s = p.b >>>>>>>>>> u = c.undoer >>>>>>>>>> >>>>>>>>>> start, _ = w.getSelectionRange() >>>>>>>>>> >>>>>>>>>> undoType = 'insert-rst-image-code' >>>>>>>>>> undoData = u.beforeChangeNodeContents(p) >>>>>>>>>> >>>>>>>>>> head, tail = s[:start], s[start:] >>>>>>>>>> p.b = head + IMAGE_TEMPLATE + tail >>>>>>>>>> >>>>>>>>>> c.setChanged() >>>>>>>>>> p.setDirty() >>>>>>>>>> u.afterChangeNodeContents(p, undoType, undoData) >>>>>>>>>> c.redraw() >>>>>>>>>> >>>>>>>>>> Variations: >>>>>>>>>> 1. If you want an absolute path instead of a relative path, >>>>>>>>>> delete the lines >>>>>>>>>> from os.path import relpath >>>>>>>>>> PATH = relpath(PATH) >>>>>>>>>> with >>>>>>>>>> >>>>>>>>>> 2. If you want to get the path from the clipboard instead of a >>>>>>>>>> file dialog, replace the lines >>>>>>>>>> >>>>>>>>>> PATH = g.app.gui.runOpenFileDialog(c, >>>>>>>>>> title="Import File", >>>>>>>>>> filetypes=[("All files", "*"),], >>>>>>>>>> defaultextension=".*", >>>>>>>>>> multiple=False) >>>>>>>>>> >>>>>>>>>> with the line >>>>>>>>>> >>>>>>>>>> PATH = g.app.gui.getTextFromClipboard() >>>>>>>>>> >>>>>>>>>> 3. If you want the embedded image to be full width instead of >>>>>>>>>> 50%, delete the line >>>>>>>>>> >>>>>>>>>> :scale: 50% >>>>>>>>>> >>>>>>>>>> 4. You can make this work with Markdown or Asciidoc by using >>>>>>>>>> their embedding instruction in the TEMPLATE instead of the RsT one. >>>>>>>>>> >>>>>>>>>> I have added the command to my own local menu. VR3 can open in a >>>>>>>>>> tab in the log pane; the command for toggling in a tab is >>>>>>>>>> *vr3-toggle-tab. * I usually like opening it in the log pane >>>>>>>>>> instead of in its own separate pane. >>>>>>>>>> >>>>>>>>>> If you would like to create a local menu of your own and don't >>>>>>>>>> know how, it's easy. Just ask and I'll show what to add to >>>>>>>>>> myLeoSettings,leo. >>>>>>>>>> >>>>>>>>> -- You received this message because you are subscribed to the Google Groups "leo-editor" group. To unsubscribe from this group and stop receiving emails from it, send an email to leo-editor+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/leo-editor/04a61deb-86f6-43f4-925d-1f4af7234aafn%40googlegroups.com.
