Add reassign method to ListView (#164)

so we can reset external selection for instance

Author: baconpaul

include/sst/jucegui/components/ListView.h

@@ -80,6 +80,8 @@ struct ListView : public juce::Component,
     void rowSelected(uint32_t r, bool select, const juce::ModifierKeys &mods);
     static SelectionAddAction selectionAddActionForModifier(const juce::ModifierKeys &);
 
+    void reassignAllComponents();
+
     std::function<uint32_t()> getRowCount{nullptr};
     std::function<uint32_t()> getRowHeight{nullptr};
     std::function<std::unique_ptr<juce::Component>()> makeRowComponent{nullptr};

src/sst/jucegui/components/ListView.cpp

@@ -96,6 +96,16 @@ void ListView::refresh()
     repaint();
 }
 
+void ListView::reassignAllComponents()
+{
+    uint32_t idx{0};
+    for (const auto &c : innards->components)
+    {
+        assignComponentToRow(c, idx);
+        idx++;
+    }
+}
+
 void ListView::rowSelected(uint32_t r, bool b, const juce::ModifierKeys &mods)
 {
     if (mods.isShiftDown())