From 7daebba46bad0e7ea3e4dfc1fc2e59e36414a683 Mon Sep 17 00:00:00 2001
From: Jermolene <jeremy@jermolene.com>
Date: Mon, 15 Feb 2016 11:38:21 +0000
Subject: [PATCH] Make edit preview pane extensible
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Additional preview panes are tagged “$:/tags/EditPreview“. A dropdown
is shown if there is more than one edit preview loaded.
---
 core/language/en-GB/EditTemplate.multids |  2 ++
 core/ui/EditTemplate/Preview/output.tid  |  9 +++++++++
 core/ui/EditTemplate/body.tid            | 17 +++++++++++++----
 3 files changed, 24 insertions(+), 4 deletions(-)
 create mode 100644 core/ui/EditTemplate/Preview/output.tid

diff --git a/core/language/en-GB/EditTemplate.multids b/core/language/en-GB/EditTemplate.multids
index 2125495e2..f56deeead 100644
--- a/core/language/en-GB/EditTemplate.multids
+++ b/core/language/en-GB/EditTemplate.multids
@@ -5,6 +5,8 @@ Body/Hint: Use [[wiki text|http://tiddlywiki.com/static/WikiText.html]] to add f
 Body/Placeholder: Type the text for this tiddler
 Body/Preview/Button/Hide: hide preview
 Body/Preview/Button/Show: show preview
+Body/Preview/Type: preview type:
+Body/Preview/Type/Output: output
 Field/Remove/Caption: remove field
 Field/Remove/Hint: Remove field
 Fields/Add/Button: add
diff --git a/core/ui/EditTemplate/Preview/output.tid b/core/ui/EditTemplate/Preview/output.tid
new file mode 100644
index 000000000..fa330b8c0
--- /dev/null
+++ b/core/ui/EditTemplate/Preview/output.tid
@@ -0,0 +1,9 @@
+title: $:/core/ui/EditTemplate/body/preview/output
+tags: $:/tags/EditPreview
+caption: {{$:/language/EditTemplate/Body/Preview/Type/Output}}
+
+<$set name="tv-tiddler-preview" value="yes">
+
+<$transclude />
+
+</$set>
diff --git a/core/ui/EditTemplate/body.tid b/core/ui/EditTemplate/body.tid
index 24932c16e..7891171ac 100644
--- a/core/ui/EditTemplate/body.tid
+++ b/core/ui/EditTemplate/body.tid
@@ -20,15 +20,24 @@ tags: $:/tags/EditTemplate
 
 <$reveal state="$:/state/showeditpreview" type="match" text="yes">
 
-<em class="tc-edit"><<lingo Hint>></em> <$button type="set" set="$:/state/showeditpreview" setTo="no"><<lingo Preview/Button/Hide>></$button>
+<em class="tc-edit"><<lingo Hint>></em> <$button type="set" set="$:/state/showeditpreview" setTo="no"><<lingo Preview/Button/Hide>></$button> <$list filter="[all[shadows+tiddlers]tag[$:/tags/EditPreview]!has[draft.of]butfirst[]limit[1]]" variable="listItem">
+<em class="tc-edit"><<lingo Preview/Type>></em> <$select tiddler="$:/state/editpreviewtype" default="$:/core/ui/EditTemplate/body/preview/output">
+<$list filter="[all[shadows+tiddlers]tag[$:/tags/EditPreview]!has[draft.of]]">
+<option value=<<currentTiddler>>>{{!!caption}}</option>
+</$list>
+</$select>
+
+</$list>
 
 <div class="tc-tiddler-preview">
 <div class="tc-tiddler-preview-preview">
-<$set name="tv-tiddler-preview" value="yes">
 
-<$transclude />
+<$transclude tiddler={{$:/state/editpreviewtype}} mode="inline">
+
+<$transclude tiddler="$:/core/ui/EditTemplate/body/preview/output" mode="inline"/>
+
+</$transclude>
 
-</$set>
 </div>
 
 <div class="tc-tiddler-preview-edit">