From 7f13d7870032b6fb78b46262d86abb87dda480b0 Mon Sep 17 00:00:00 2001
From: Damien De Paoli <ddp@depaoli.id.au>
Date: Mon, 6 Oct 2025 21:41:35 +1100
Subject: [PATCH] deal with completely empty directories, remove ChangeSize and
 move that content into changeSize

---
 internal/js/files_support.js | 41 +++++++++++++++++++-----------------
 1 file changed, 22 insertions(+), 19 deletions(-)

diff --git a/internal/js/files_support.js b/internal/js/files_support.js
index a45a94d..82b411c 100644
--- a/internal/js/files_support.js
+++ b/internal/js/files_support.js
@@ -221,20 +221,6 @@ function DetailsDBox()
 }
 
 
-// function to change the size of thumbnails (and resets button bar to newly
-// selected size)
-function ChangeSize(clicked_button,sz)
-{
-	$('.sz-but.btn-info').removeClass('btn-info text-white').addClass('btn-outline-info')
-	$(clicked_button).addClass('btn-info text-white').removeClass('btn-outline-info')
-	$('.thumb').attr( {height: sz, style: 'font-size:'+sz+'px' } )
-	$('#size').val(sz)
-    sz=sz-22
-    $('.svg').height(sz);
-    $('.svg').width(sz);
-    $('.svg_cap').width(sz);
-}
-
 // DoSel is called when a click event occurs, and sets the selection via adding
 // 'highlight' to the class of the appropriate thumbnails
 // e == event (can see if shift/ctrl held down while left-clicking
@@ -504,7 +490,7 @@ function drawPageOfFigures()
 
     if( OPT.folders )
     {
-        if( document.entries.length && document.entries[0].in_dir.rel_path == '' )
+        if( !document.entries.length || (document.entries.length && document.entries[0].in_dir.rel_path == '' ) )
         {
             gray="_gray"
             back=""
@@ -535,8 +521,11 @@ function drawPageOfFigures()
         addFigure( obj, last, ecnt )
         ecnt++
     }
-    if( document.entries.length == 0 && OPT.search_term )
-        $('#figures').append( `<span class="alert alert-danger p-2 col-auto"> No matches for: '${OPT.search_term}'</span>` )
+    if( document.entries.length == 0 )
+        if( OPT.search_term )
+            $('#figures').append( `<span class="alert alert-danger p-2 col-auto"> No matches for: '${OPT.search_term}'</span>` )
+        else
+            $('#figures').append( `<span class="alert alert-danger p-2 col-auto d-flex align-items-center">No files in Path!</span>` )
     $('.figure').click( function(e) { DoSel(e, this ); SetButtonState(); return false; });
     $('.figure').dblclick( function(e) { dblClickToViewEntry( $(this).attr('id') ); setDisabledForViewingNextPrevBttons(); addViewerKeyHandler() } )
     // for dir, getDirEntries 2nd param is back (or "up" a dir)
@@ -594,6 +583,13 @@ function getPage(pageNumber, successCallback, viewingIdx=0)
             // if search, disable folders
             if( OPT.search_term )
                  $('#folders').prop('disabled', 'disabled').removeClass('border-info').addClass('border-secondary').removeClass('text-info').addClass('text-secondary');
+            else if( res == [] )
+            {
+                html=`<span class="alert alert-danger p-2 col-auto">No files in Path!'</span>`
+                console.log(html)
+                $('#file_list_div').append(html)
+                $('#files_div').append(html)
+            }
         },
         error: function(xhr, status, error) { console.error("Error:", error); } });
     return
@@ -704,7 +700,7 @@ function changeOPT(successCallback) {
     OPT.folders=new_f
     OPT.folders=$('#folders').val()
     OPT.grouping=$('#grouping').val()
-    OPT.size=$('#size').val()
+    OPT.size=$('input[name="size"]:checked').val();
     $.ajax({
         type: 'POST',
         url: '/change_file_opts',
@@ -715,6 +711,7 @@ function changeOPT(successCallback) {
             // put data back into booleans, ints, etc
             OPT.folders=( OPT.folders == 'True' )
             OPT.how_many=parseInt(OPT.how_many)
+            console.log('OPT.size='+OPT.size)
             $('.how_many_text').html( `&nbsp;${OPT.how_many} files&nbsp;` )
             OPT.root_eid=parseInt(OPT.root_eid)
             OPT.size=parseInt(OPT.size)
@@ -727,7 +724,13 @@ function changeOPT(successCallback) {
 function changeSize()
 {
     sz=$('input[name="size"]:checked').val();
-    $('.thumb').prop('height',sz);
+    OPT.size=sz
+	$('.thumb').attr( {height: sz, style: 'font-size:'+sz+'px' } )
+	$('#size').val(sz)
+    sz=sz-22
+    $('.svg').height(sz);
+    $('.svg').width(sz);
+    $('.svg_cap').width(sz);
 }