[yew-devel] [PATCH yew-widget-toolkit] TabPanel/SelectionView: add an option to force rendering all tabs/views

[Shannon Sterz <s.sterz@proxmox.com>]

this is useful when these components contain fields that should be
registered in a `FormContext` via a `Form`. as all fields need to be
properly rendered for registration.

Signed-off-by: Shannon Sterz <s.sterz@proxmox.com>
---
 src/widget/selection_view.rs | 18 +++++++++++++++++-
 src/widget/tab/tab_panel.rs  | 18 +++++++++++++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/widget/selection_view.rs b/src/widget/selection_view.rs
index 8ba17706..5f3ba549 100644
--- a/src/widget/selection_view.rs
+++ b/src/widget/selection_view.rs
@@ -71,6 +71,16 @@ pub struct SelectionView {
     #[prop_or_default]
     #[builder]
     pub page_cache: bool,
+
+    /// Whether the views should be rendered dynamically or should be rendered all at once.
+    /// All rendered views that are not currently selected will be hidden via the `display: none`
+    /// CSS property.
+    ///
+    /// This is useful when using a SelectionView in a [`crate::widget::form::Form`] as all fields
+    /// in all views need to be rendered for proper registration.
+    #[prop_or_default]
+    #[builder]
+    pub force_render_all: bool,
 }
 
 impl Default for SelectionView {
@@ -136,9 +146,15 @@ impl Component for PwtSelectionView {
             .context(ctx.link().callback(Msg::VisibilityChanged))
             .unzip();
 
+        let mut render_set = IndexSet::new();
+
+        if props.force_render_all {
+            render_set.extend(props.builders.keys().cloned());
+        }
+
         Self {
             active: None,
-            render_set: IndexSet::new(),
+            render_set,
             _selection_observer,
             visibility: visibility.unwrap_or_default(),
             _visibility_handle,
diff --git a/src/widget/tab/tab_panel.rs b/src/widget/tab/tab_panel.rs
index aa06d585..6b72c70d 100644
--- a/src/widget/tab/tab_panel.rs
+++ b/src/widget/tab/tab_panel.rs
@@ -84,6 +84,16 @@ pub struct TabPanel {
     #[prop_or_default]
     #[builder]
     pub tab_bar_style: TabBarStyle,
+
+    /// Whether the tabs should be rendered dynamically or should be rendered all at once.
+    /// All rendered tabs that are not currently selected will be hidden via the `display: none`
+    /// CSS property.
+    ///
+    /// This is useful when using a TabPanel in a [`crate::widget::form::Form`] as all fields
+    /// in all tabs need to be rendered for proper registration.
+    #[prop_or_default]
+    #[builder]
+    pub force_render_all: bool,
 }
 
 impl Default for TabPanel {
@@ -240,11 +250,17 @@ impl Component for PwtTabPanel {
             (None, tools)
         };
 
+        let view = props
+            .view
+            .clone()
+            .force_render_all(props.force_render_all)
+            .selection(self.selection.clone());
+
         Column::new()
             .with_std_props(props.as_std_props())
             .class("pwt-panel")
             .with_child(html! {<div {class}>{title}{bar}{tools}</div>})
-            .with_child(props.view.clone().selection(self.selection.clone()))
+            .with_child(view)
             .into()
     }
 }
-- 
2.39.5



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