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Code Issues Releases Wiki Activity

Adds info tiddlers for viewport dimensions (#9260)

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* feat: added info tiddlers for viewport dimensions

* feat: multi window support for dimensions info tiddlers

* refactor: introduce standalone eventbus and refactor for ES2017

* docs: extended docs for InfoMechanism to cover new additions
This commit is contained in:
Saq Imtiaz
2025-10-06 17:00:13 +01:00
committed by GitHub
parent ee23097816
commit a36356a07d
5 changed files with 170 additions and 5 deletions
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editions/tw5.com/tiddlers/mechanisms/InfoMechanism.tid
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@@ -1,5 +1,5 @@
created: 20140720164948099
modified: 20201124185829706
modified: 20250819181815032
tags: Mechanisms
title: InfoMechanism
type: text/vnd.tiddlywiki
@@ -19,6 +19,7 @@ System tiddlers in the namespace `$:/info/` are used to expose information about
|[[$:/info/browser/language]] |<<.from-version "5.1.20">> Language as reported by browser (note that some browsers report two character codes such as `en` while others report full codes such as `en-GB`) |
|[[$:/info/browser/screen/width]] |Screen width in pixels |
|[[$:/info/browser/screen/height]] |Screen height in pixels |
|`$:/info/browser/window/*` |<<.from-version "5.4.0">> Tiddlers reporting window dimensions, updated when the windows are resized |
|[[$:/info/node]] |Running under [[Node.js]]? ("yes" or "no") |
|[[$:/info/url/full]] |<<.from-version "5.1.14">> Full URL of wiki (eg, ''<<example full>>'') |
|[[$:/info/url/host]] |<<.from-version "5.1.14">> Host portion of URL of wiki (eg, ''<<example host>>'') |
@@ -29,3 +30,27 @@ System tiddlers in the namespace `$:/info/` are used to expose information about
|[[$:/info/url/protocol]] |<<.from-version "5.1.14">> Protocol portion of URL of wiki (eg, ''<<example protocol>>'') |
|[[$:/info/url/search]] |<<.from-version "5.1.14">> Search portion of URL of wiki (eg, ''<<example search>>'') |
|[[$:/info/darkmode]] |<<.from-version "5.1.23">> Is dark mode enabled? ("yes" or "no") |
! Main Window Dimension Tiddlers
<<.from-version "5.4.0">> These tiddlers reports the dimensions of the main ~TiddlyWiki window and are updated automatically whenever the main window is resized.
|!Title |!Description |
|[[$:/info/browser/window/system/main/outer/width]] |Full browser window including chrome, tabs, toolbars |
|[[$:/info/browser/window/system/main/outer/height]] |Full browser window including chrome, tabs, toolbars |
|[[$:/info/browser/window/system/main/inner/width]] |Viewport width including scrollbars |
|[[$:/info/browser/window/system/main/inner/height]] |Viewport height including scrollbars |
|[[$:/info/browser/window/system/main/client/width]] |Content width excluding scrollbars |
|[[$:/info/browser/window/system/main/client/height]] |Content height excluding scrollbars |
! User-Created Window Dimension Tiddlers
<<.from-version "5.4.0">> These tiddler reports the dimensions of additional windows opened via [[tm-open-window|WidgetMessage: tm-open-window]]. The windowID used when opening the window is used to identify the corresponding info tiddlers. These tiddlers are updated automatically whenever the main window is resized.
|!Title |!Description |
|`$:/info/browser/window/user/<windowID>/outer/width` | Full browser window including chrome, tabs, toolbars |
|`$:/info/browser/window/user/<windowID>/outer/height` | Full browser window including chrome, tabs, toolbars |
|`$:/info/browser/window/user/<windowID>/inner/width` |Viewport width including scrollbars |
|`$:/info/browser/window/user/<windowID>/inner/height` |Viewport height including scrollbars |
|`$:/info/browser/window/user/<windowID>/client/width` |Content width excluding scrollbars |
|`$:/info/browser/window/user/<windowID>/client/height` |Content height excluding scrollbars |