add two-cell-slider procedure

core/wiki/macros/sidebar-resizer.tid

@@ -60,11 +60,11 @@ title: $:/core/procedures/sidebar-resizer
 \procedure sidebar-resizer-pointerdown-actions-inner()
 <%if [<get.resizer.state>is[missing]then<event-mousebutton>match[left]] %>
 	<$let
-		startStoryLeft={{{ [<storyLeftTiddler>!is[blank]!is[missing]get[text]] :else[<storyLeftTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[storyleft]] }}}
-		startStoryRight={{{ [<storyRightTiddler>!is[blank]!is[missing]get[text]] :else[<storyRightTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[storyright]] }}}
-		startSidebarWidth={{{ [<sidebarWidthTiddler>!is[blank]!is[missing]get[text]] :else[<sidebarWidthTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[sidebarwidth]] }}}
-		startTiddlerWidth={{{ [<tiddlerWidthTiddler>!is[blank]!is[missing]get[text]] :else[<tiddlerWidthTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[tiddlerwidth]] }}}
-		startStoryWidth={{{ [<storyWidthTiddler>!is[blank]!is[missing]get[text]] :else[<storyWidthTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[storywidth]] }}}>
+		startStoryLeft={{{ [<storyLeftTiddler>!is[blank]!is[missing]get[text]] :else[<storyLeftTiddler>!is[blank]is[missing]then[0%]] :else[get.theme.metric[storyleft]] }}}
+		startStoryRight={{{ [<storyRightTiddler>!is[blank]!is[missing]get[text]] :else[<storyRightTiddler>!is[blank]is[missing]then[50%]] :else[get.theme.metric[storyright]] }}}
+		startSidebarWidth={{{ [<sidebarWidthTiddler>!is[blank]!is[missing]get[text]] :else[<sidebarWidthTiddler>!is[blank]is[missing]then[50%]] :else[get.theme.metric[sidebarwidth]] }}}
+		startTiddlerWidth={{{ [<tiddlerWidthTiddler>!is[blank]!is[missing]get[text]] :else[<tiddlerWidthTiddler>!is[blank]is[missing]then[50%]] :else[get.theme.metric[tiddlerwidth]] }}}
+		startStoryWidth={{{ [<storyWidthTiddler>!is[blank]!is[missing]get[text]] :else[<storyWidthTiddler>!is[blank]is[missing]then[50%]] :else[get.theme.metric[storywidth]] }}}>
 		<$action-setfield $tiddler=<<get.resizer.state>>
 			text="yes"
 			widget-node-width=<<tv-widgetnode-width>>
@@ -128,13 +128,13 @@ title: $:/core/procedures/sidebar-resizer
 	storyWidthStart={{{ [<get.resizer.state>get[start-story-width]] }}}
 	storyRightStart={{{ [convert.to.pixels.locally<storyRightStart>] }}}
 	storyWidthStart={{{ [convert.to.pixels.locally<storyWidthStart>] }}}
-	storyMinWidthValue={{{ [<storyMinWidthTiddler>!is[blank]get[text]] :else[<get.theme.metric storyminwidth>] }}}
+	storyMinWidthValue={{{ [<storyMinWidthTiddler>!is[blank]!is[missing]get[text]] :else[<storyMinWidthTiddler>!is[blank]is[missing]then[10px]] :else[<get.theme.metric storyminwidth>] }}}
 	storyMinWidth={{{ [convert.to.pixels.locally<storyMinWidthValue>] }}}
-	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]get[text]] :else[<get.theme.metric sidebarminwidth>] }}}
+	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]!is[missing]get[text]] :else[<sidebarMinWidthTiddler>!is[blank]is[missing]then[10px]] :else[<get.theme.metric sidebarminwidth>] }}}
 	sidebarMinWidth={{{ [convert.to.pixels.locally<sidebarMinWidthValue>] }}}
-	storyPaddingLeftValue={{{ [<storyPaddingLeftTiddler>!is[blank]get[text]] :else[get.theme.metric[storypaddingleft]] }}}
+	storyPaddingLeftValue={{{ [<storyPaddingLeftTiddler>!is[blank]!is[missing]get[text]] :else[<storyPaddingLeftTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[storypaddingleft]] }}}
 	storyPaddingLeft={{{ [convert.to.pixels.locally<storyPaddingLeftValue>] }}}
-	storyPaddingRightValue={{{ [<storyPaddingRightTiddler>!is[blank]get[text]] :else[get.theme.metric[storypaddingright]] }}}
+	storyPaddingRightValue={{{ [<storyPaddingRightTiddler>!is[blank]!is[missing]get[text]] :else[<storyPaddingRightTiddler>!is[blank]is[missing]then[0px]] :else[get.theme.metric[storypaddingright]] }}}
 	storyPaddingRight={{{ [convert.to.pixels.locally<storyPaddingRightValue>] }}}
 	storyLeftValue={{{ [<storyLeftTiddler>!is[blank]get[text]] :else[<get.theme.metric storyleft>] }}}
 	storyLeft={{{ [convert.to.pixels.locally<storyLeftValue>] }}}
@@ -195,12 +195,12 @@ title: $:/core/procedures/sidebar-resizer
 
 \procedure set-sidebarwidth-actions()
 <$let
-	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]get[text]] :else[<get.theme.metric sidebarminwidth>] }}}
+	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]!is[missing]get[text]] :else[<sidebarMinWidthTiddler>!is[blank]is[missing]then[10px]] :else[<get.theme.metric sidebarminwidth>] }}}
 	sidebarWidthMetric={{{ [<get.resizer.state>get[sidebar-width-metric]] }}}
 	sidebarMinWidth={{{ [convert.to.pixels.locally<sidebarMinWidthValue>] }}}
 	storyLeftValue={{{ [<storyLeftTiddler>!is[blank]get[text]] :else[<get.theme.metric storyleft>] }}}
 	storyLeft={{{ [convert.to.pixels.locally<storyLeftValue>] }}}
-	storyMinWidthValue={{{ [<storyMinWidthTiddler>!is[blank]get[text]] :else[<get.theme.metric storyminwidth>] }}}
+	storyMinWidthValue={{{ [<storyMinWidthTiddler>!is[blank]!is[missing]get[text]] :else[<storyMinWidthTiddler>!is[blank]is[missing]then[10px]] :else[<get.theme.metric storyminwidth>] }}}
 	storyMinWidth={{{ [convert.to.pixels.locally<storyMinWidthValue>] }}}
 	sidebarMaxWidth={{{ [<widgetNodeWidth>subtract<storyLeft>subtract<storyMinWidth>] }}}
 	clampedDiff={{{ [<storyLeft>add<storyMinWidth>add<startSidebarWidth>subtract<widgetNodeWidth>compare:number:gt[0]] ~0 }}}
@@ -230,7 +230,7 @@ title: $:/core/procedures/sidebar-resizer
 	storyMinWidth={{{ [convert.to.pixels.locally<storyMinWidthValue>] }}}
 	storyWidthStart={{{ [<get.resizer.state>get[start-story-width]] }}}
 	storyWidthStart={{{ [convert.to.pixels.locally<storyWidthStart>] }}}
-	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]get[text]] :else[{$:/themes/tiddlywiki/centralised/metrics/sidebarminwidth}] }}}
+	sidebarMinWidthValue={{{ [<sidebarMinWidthTiddler>!is[blank]!is[missing]get[text]] :else[<sidebarMinWidthTiddler>!is[blank]is[missing]then[10px]] :else[{$:/themes/tiddlywiki/centralised/metrics/sidebarminwidth}] }}}
 	sidebarMinWidth={{{ [convert.to.pixels.locally<sidebarMinWidthValue>] }}}
 	storyMaxWidth={{{ [<widgetNodeWidth>subtract<sidebarMinWidth>subtract<sidebarMinWidth>] }}}
 	dragDiffMultiplied={{{ [<dragDiff>multiply[2]] }}}
@@ -287,7 +287,7 @@ title: $:/core/procedures/sidebar-resizer
 <% endif %>
 \end
 
-\function get.sidebar-resizer.class() tc-sidebar-resizer [<get.resizer.state>!is[missing]then[tc-resizer-active]] [<resizer.class>] [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[tc-sidebar-resizer-]] +[join[ ]]
+\function get.resizer.class() tc-sidebar-resizer [<get.resizer.state>!is[missing]then[tc-resizer-active]] [<resizer.class>] [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[tc-sidebar-resizer-]] +[join[ ]]
 
 \function get.active.class(class) [<class>] [<resizer.class>] [<get.resizer.state>!is[missing]then[tc-resizer-active]] +[join[ ]]
 
@@ -296,8 +296,16 @@ title: $:/core/procedures/sidebar-resizer
 :else[<sidebar-resizer-pointerdown-actions-inner>]
 \end
 
-\procedure sidebar-resizer(templateLeft:"",templateRight:"")
-<$eventcatcher
+\function get.template-right.style.left() [<sliderCondition>match[no]then[0px]] :else[[calc(2 * ]addsuffix<get.resizer.style.width>addsuffix[)]]
+
+\function get.template-left.style.flex-basis() [<sliderCondition>match[no]then[100%]] :else[[calc(]addsuffix<get.resizer.style.left>addsuffix[ - ]addsuffix<resizerWidthDivided>addsuffix[px)]]
+
+\function get.template-right.style.flex-basis() [<sliderCondition>match[no]then[0%]] :else[[calc(]addsuffix<get.template-right.width>addsuffix[ - ]addsuffix<resizerWidthDivided>addsuffix[px)]]
+
+\procedure sidebar-resizer(templateLeft:"",templateRight:"",mode:"block",sliderCondition:"yes")
+<$set name="resizerWidthDivided" value={{{ [<get.resizer.style.width>divide[2]] }}}>
+
+	<$eventcatcher
 		tag="div"
 		class=<<get.active.class tc-sidebar-resizer-pointerdown-eventcatcher>>
 		selector=".tc-sidebar-resizer"
@@ -340,30 +348,54 @@ title: $:/core/procedures/sidebar-resizer
 						style.flex-direction="column"
 						style.top="0"
 						style.left="0"
-					style.width=<<get.style.left>>>
+						style.flex-basis=<<get.template-left.style.flex-basis>>
+					>
 
-					<$transclude $tiddler=<<templateLeft>> mode="block"/>
+						<%if [<templateLeft>is[variable]] %>
+
+							<$transclude $variable=<<templateLeft>> mode=<<mode>>/>
+
+						<% else %>
+
+							<$transclude $tiddler=<<templateLeft>> mode=<<mode>>/>
+
+						<% endif %>
 
 					</div>
 
 				<% endif %>
 
-			<div
-				class=<<get.sidebar-resizer.class>>
-				style.position={{{ [get.style.position[]] }}}
-				style.left={{{ [get.style.left[]] }}}/>
+				<%if [<sliderCondition>match[yes]] %>
 
-			<%if [<templateRight>!is[blank]] %>
+					<div
+						class=<<get.resizer.class>>
+						style.position=<<get.resizer.style.position>>
+						style.left=<<get.resizer.style.left>>
+						style.width=<<get.resizer.style.width>>
+					/>
+
+				<% endif %>
+
+				<%if [<templateRight>!is[blank]then<sliderCondition>!match[no]] %>
 
 					<div
 						style.display="flex"
 						style.position="relative"
 						style.flex-direction="column"
 						style.top="0"
-					style.left=<<get.style.left>>
-					style.width=<<sidebar.width>>>
+						style.left=<<get.template-right.style.left>>
+						style.flex-basis=<<get.template-right.style.flex-basis>>
+					>
 
-					<$transclude $tiddler=<<templateRight>> mode="block"/>
+						<%if [<templateRight>is[variable]] %>
+
+							<$transclude $variable=<<templateRight>> mode=<<mode>>/>
+
+						<% else %>
+
+							<$transclude $tiddler=<<templateRight>> mode=<<mode>>/>
+
+						<% endif %>
 
 					</div>
 
@@ -373,5 +405,7 @@ title: $:/core/procedures/sidebar-resizer
 
 		<% endif %>
 
-</$eventcatcher>
+	</$eventcatcher>
+
+</$set>
 \end

core/wiki/macros/sliders.tid

@@ -0,0 +1,50 @@
+title: $:/core/procedures/sliders
+tags: $:/tags/Global
+code-body: yes
+
+\procedure two-cell-slider(width:"100%",minHeight:"10px",templateLeft:"",templateRight:"",mode:"block",sliderWidth:"12px",padding:"12px",sliderCondition:"yes")
+\import $:/core/procedures/sidebar-resizer
+\function get.resizer.style.position() absolute
+\function get.template-right.width() [<sidebarWidthTiddler>get[text]] :else[[50%]]
+\function get.resizer.style.left() [[calc(100% - ]addsuffix<get.template-right.width>addsuffix[)]]
+\function get.resizer.style.width() [<sliderWidth>]
+\function set.throttling() no
+\whitespace trim
+
+<div
+	style.width=<<width>>
+	style.min-height=<<minHeight>>
+	style.display="flex"
+	style.flex-direction="column"
+	style.padding-left=<<padding>>
+	style.padding-right=<<padding>>
+	style.padding-top=<<padding>>
+	style.padding-bottom=<<padding>>
+>
+
+	<$let
+		tv-set-storywidth-storyright="no"
+		tv-set-sidebarwidth="yes"
+		tv-set-centralised="no"
+		storyLeftTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storyleft-]] }}}
+		storyRightTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storyright-]] }}}
+		sidebarWidthTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/rightwidth-]] }}}
+		tiddlerWidthTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/tiddlerwidth-]] }}}
+		storyWidthTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storywidth-]] }}}
+		storyMinWidthTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storywidth-]] }}}
+		sidebarMinWidthTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storyminwidth-]] }}}
+		storyPaddingLeftTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storypaddingleft-]] }}}
+		storyPaddingRightTiddler={{{ [<qualify>addsuffix[-]addsuffix<currentTiddler>sha256[]addprefix[$:/state/resizer/storypaddingright-]] }}}>
+		
+		<$transclude
+			$variable="sidebar-resizer"
+			templateLeft=<<templateLeft>>
+			templateRight=<<templateRight>>
+			sliderCondition=<<sliderCondition>>
+			mode=<<mode>>
+		/>
+	
+	</$let>
+
+</div>
+\end

themes/tiddlywiki/vanilla/sidebar-resizer.tid

@@ -57,6 +57,10 @@ code-body: yes
 			flex-grow: 1;
 		}
 
+		.tc-sidebar-resizer-pointermove-eventcatcher-wrapper:not(.tc-main-sidebar-resizer) {
+			flex-direction: row;
+		}
+
 		.tc-sidebar-resizer-pointerdown-eventcatcher:not(.tc-main-sidebar-resizer), .tc-sidebar-resizer-pointermove-eventcatcher-wrapper:not(.tc-main-sidebar-resizer) {
 			position: relative;
 		}