fix(item): prevent slotted form controls from taking whole width of item (#26897)

core/src/components/toggle/test/enable-on-off-labels/index.html

@@ -188,67 +188,67 @@
       <ion-content>
         <ion-list>
           <ion-item>
-            <ion-toggle slot="end" enable-on-off-labels="true">Unchecked</ion-toggle>
+            <ion-toggle enable-on-off-labels="true">Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" enable-on-off-labels="true" checked>Checked</ion-toggle>
+            <ion-toggle enable-on-off-labels="true" checked>Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="secondary" enable-on-off-labels="true">Secondary Unchecked</ion-toggle>
+            <ion-toggle color="secondary" enable-on-off-labels="true">Secondary Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="secondary" enable-on-off-labels="true" checked>Secondary Checked</ion-toggle>
+            <ion-toggle color="secondary" enable-on-off-labels="true" checked>Secondary Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="success" enable-on-off-labels="true">Success Unchecked</ion-toggle>
+            <ion-toggle color="success" enable-on-off-labels="true">Success Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="success" enable-on-off-labels="true" checked>Success Checked</ion-toggle>
+            <ion-toggle color="success" enable-on-off-labels="true" checked>Success Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="danger" enable-on-off-labels="true">Danger Unchecked</ion-toggle>
+            <ion-toggle color="danger" enable-on-off-labels="true">Danger Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="danger" enable-on-off-labels="true" checked>Danger Checked</ion-toggle>
+            <ion-toggle color="danger" enable-on-off-labels="true" checked>Danger Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="tertiary" enable-on-off-labels="true">Tertiary Unchecked</ion-toggle>
+            <ion-toggle color="tertiary" enable-on-off-labels="true">Tertiary Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="tertiary" enable-on-off-labels="true" checked>Tertiary Checked</ion-toggle>
+            <ion-toggle color="tertiary" enable-on-off-labels="true" checked>Tertiary Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="light" enable-on-off-labels="true">Light Unchecked</ion-toggle>
+            <ion-toggle color="light" enable-on-off-labels="true">Light Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="light" enable-on-off-labels="true" checked>Light Checked</ion-toggle>
+            <ion-toggle color="light" enable-on-off-labels="true" checked>Light Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="medium" enable-on-off-labels="true">Medium Unchecked</ion-toggle>
+            <ion-toggle color="medium" enable-on-off-labels="true">Medium Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="medium" enable-on-off-labels="true" checked>Medium Checked</ion-toggle>
+            <ion-toggle color="medium" enable-on-off-labels="true" checked>Medium Checked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="dark" enable-on-off-labels="true">Dark Unchecked</ion-toggle>
+            <ion-toggle color="dark" enable-on-off-labels="true">Dark Unchecked</ion-toggle>
           </ion-item>
 
           <ion-item>
-            <ion-toggle slot="end" color="dark" enable-on-off-labels="true" checked>Dark Checked</ion-toggle>
+            <ion-toggle color="dark" enable-on-off-labels="true" checked>Dark Checked</ion-toggle>
           </ion-item>
         </ion-list>
       </ion-content>

core/src/components/toggle/toggle.scss

@@ -43,6 +43,11 @@
   height: 100%;
 }
 
+:host(.in-item[slot="start"]:not(.legacy-toggle)),
+:host(.in-item[slot="end"]:not(.legacy-toggle)) {
+  width: auto;
+}
+
 :host(.legacy-toggle) {
   contain: content;
 }