Merge branch 'pdfviewer-arrows' into 'main'

PDF viewer: Allow navigation via arrow keys

See merge request reportcreator/reportcreator!955

Author: MWedl

CHANGELOG.md

@@ -4,6 +4,7 @@
 * Sync scroll in markdown editor and preview
 * Pin ghostscript version to fix bugs in pdf compression
 * Prevent PDF rendering Vue warning about tr children of table tags
+* PDF viewer: Allow navigation via arrow keys
 * UI: Add a button to expand collapsed menus
 * UI: Fix sections not sorted in sidebar
 * UI: Add shortcut indicator to save comments

packages/pdfviewer/src/viewer.ts

@@ -240,6 +240,22 @@ class PDFViewerApplicationClass {
           this.download();
           handled = true;
         }
+      } else if (!e.ctrlKey && !e.metaKey && !e.altKey && !e.shiftKey) {
+        if (
+          (e.key === 'ArrowLeft' && !this.pdfViewer.isHorizontalScrollbarEnabled) ||
+          e.key === 'k' ||
+          e.key === 'p'
+        ) {
+          this.pdfViewer.previousPage();
+          handled = true;
+        } else if (
+          (e.key === 'ArrowRight' && !this.pdfViewer.isHorizontalScrollbarEnabled) ||
+          e.key === 'j' ||
+          e.key === 'n'
+        ) {
+          this.pdfViewer.nextPage();
+          handled = true;
+        }
       }
 
       if (handled) {