fix: paginator

Author: Dominick Leppich

module-base/src/main/java/de/intranda/goobi/plugins/TranscriptionStepPlugin.java

@@ -246,6 +246,23 @@ public String getImageMoveTo() {
         return this.imageIndex + 1 + "";
     }
 
+
+    public String getHasPreviousPage() {
+        return hasPreviousPage() ? null : "disabled";
+    }
+
+    public String getHasNextPage() {
+        return hasNextPage() ? null : "disabled";
+    }
+
+    public boolean hasPreviousPage() {
+        return getImageIndex() > 0;
+    }
+
+    public boolean hasNextPage() {
+        return getImageIndex() < images.size() - 1;
+    }
+
     public String cmdMoveFirst() {
         setImageIndex(0);
         this.setImageToIndex();
@@ -261,18 +278,16 @@ public String cmdMovePrevious() {
     }
 
     public String cmdMoveNext() {
-        if (getImageIndex() != images.size() - 1) {
+        if (hasNextPage()) {
             setImageIndex(getImageIndex() + 1);
             this.setImageToIndex();
         }
         return "";
     }
 
     public String cmdMoveLast() {
-        if (getImageIndex() != images.size() - 1) {
-            setImageIndex(images.size() - 1);
-            this.setImageToIndex();
-        }
+        setImageIndex(images.size() - 1);
+        this.setImageToIndex();
         return "";
     }
 

module-gui/src/main/webapp/resources/uii/TranscriptionPlugin_include_imagenavigation.xhtml

@@ -34,7 +34,7 @@
 			<button
 				class="btn btn-blank"
 				jsf:action="#{AktuelleSchritteForm.myPlugin.cmdMoveFirst}"
-				disabled="#{cc.attrs.paginator.getHasPreviousPage()}"
+				disabled="#{AktuelleSchritteForm.myPlugin.getHasPreviousPage()}"
 				title="#{AktuelleSchritteForm.myPlugin.pagesRTL?msgs.lastImage:msgs.firstImage}"
 				data-bs-toggle="tooltip">
 				<span
@@ -45,6 +45,7 @@
 			<button
 				class="btn btn-primary-400"
 				jsf:action="#{AktuelleSchritteForm.myPlugin.cmdMovePrevious}"
+				disabled="#{AktuelleSchritteForm.myPlugin.getHasPreviousPage()}"
 				jsf:id="imageBack">
 				<span
 					aria-hidden="true"
@@ -82,6 +83,7 @@
 			<button
 				class="btn btn-primary-400"
 				jsf:action="#{AktuelleSchritteForm.myPlugin.cmdMoveNext}"
+				disabled="#{AktuelleSchritteForm.myPlugin.getHasNextPage()}"
 				jsf:id="imageNext">
 				<span>
 					<h:outputText value="#{AktuelleSchritteForm.myPlugin.pagesRTL?msgs.lw_previousImage:msgs.lw_nextImage} " />
@@ -94,6 +96,7 @@
 			<button
 				class="btn btn-blank"
 				jsf:action="#{AktuelleSchritteForm.myPlugin.cmdMoveLast}"
+				disabled="#{AktuelleSchritteForm.myPlugin.getHasNextPage()}"
 				jsf:id="navlast"
 				title="#{AktuelleSchritteForm.myPlugin.pagesRTL?msgs.firstImage:msgs.lastImage}">
 				<span