feat: copy and copy all for datatable

source/components/datatable/datatable.mjs

@@ -106,6 +106,12 @@ const gridHeadersElementSymbol = Symbol("gridHeadersElement");
  */
 const columnBarElementSymbol = Symbol("columnBarElement");
 
+/**
+ * @private
+ * @type {symbol}
+ */
+const copyAllElementSymbol = Symbol("copyAllElement");
+
 /**
  * @private
  * @type {symbol}
@@ -174,6 +180,7 @@ class DataTable extends CustomElement {
      * @property {boolean} features.settings Settings feature
      * @property {boolean} features.footer Footer feature
      * @property {boolean} features.autoInit Auto init feature (init datasource automatically)
+     * @property {boolean} features.doubleClickCopyToClipboard Double click copy to clipboard feature
      * @property {Object} templateMapping Template mapping
      * @property {string} templateMapping.row-key Row key
      * @property {string} templateMapping.filter-id Filter id
@@ -205,6 +212,7 @@ class DataTable extends CustomElement {
 
                 labels: {
                     theListContainsNoEntries: "The list contains no entries",
+                    copyAll: "Copy all",
                 },
 
                 classes: {
@@ -217,6 +225,15 @@ class DataTable extends CustomElement {
                     settings: true,
                     footer: true,
                     autoInit: true,
+                    doubleClickCopyToClipboard: true,
+                    copyAll: true,
+                },
+                
+                copy: {
+                    delimiter: ";",
+                    quoteOpen: '"',
+                    quoteClose: '"',
+                    rowBreak: "\n",
                 },
 
                 templateMapping: {
@@ -661,6 +678,11 @@ function updateConfigColumnBar() {
 function initEventHandler() {
     const self = this;
 
+    const quoteOpenChar = this.getOption("copy.quoteOpen");
+    const quoteCloseChar = this.getOption("copy.quoteClose");
+    const delimiterChar = this.getOption("copy.delimiter");
+    const rowBreak = this.getOption("copy.rowBreak");
+
     self[columnBarElementSymbol].attachObserver(
         new Observer((e) => {
             updateHeaderFromColumnBar.call(self);
@@ -696,6 +718,113 @@ function initEventHandler() {
             });
         }
     });
+    
+
+
+    const eventHandlerDoubleClickCopyToClipboard = (event) => {
+        const element = findTargetElementFromEvent(event, "data-monster-head");
+        if (element) {
+
+
+            let text = "";
+
+            if (event.shiftKey) {
+                const index = element.getAttribute("data-monster-insert-reference");
+                if (index) {
+                    const cols = self.getGridElements(`[data-monster-insert-reference="${index}"]`);
+
+                    const colTexts = []
+                    for (let i = 0; i < cols.length; i++) {
+                        const col = cols[i];
+
+                        if (col.querySelector("monster-button-bar") || col.querySelector("monster-button")) {
+                            continue;
+                        }
+
+                        if (col.textContent) {
+                            colTexts.push(quoteOpenChar+col.textContent.trim()+quoteCloseChar);
+                        }
+                    }
+
+                    text = colTexts.join(delimiterChar);
+
+                }
+
+
+            } else {
+                if (element.querySelector("monster-button-bar") || element.querySelector("monster-button")) {
+                    return;
+                }
+
+                text = element.textContent.trim();
+
+            }
+
+            if (getWindow().navigator.clipboard && text) {
+                getWindow().navigator.clipboard.writeText(text).then(
+                    () => {
+                    },
+                    (err) => {
+                    }
+                );
+            }
+        }
+    }
+
+    if (self.getOption("features.doubleClickCopyToClipboard")) {
+        self[gridElementSymbol].addEventListener("dblclick", eventHandlerDoubleClickCopyToClipboard);
+    }
+
+    if (self.getOption("features.copyAll") && this[copyAllElementSymbol]) {
+        this[copyAllElementSymbol].addEventListener("click", (event) => {
+            event.preventDefault();
+
+            const table = [];
+            let currentRow = [];
+            let currentIndex= null;
+            
+            const cols = self.getGridElements(`[data-monster-insert-reference]`);
+            for (let i = 0; i < cols.length; i++) {
+                const col = cols[i];
+                
+                const index = col.getAttribute("data-monster-insert-reference");
+                if (currentIndex !== index) {
+                    if (currentRow.length > 0) {
+                        table.push(currentRow);
+                    }
+                    currentRow = [];
+                    currentIndex = index;
+                }
+                
+                if (col.querySelector("monster-button-bar") || col.querySelector("monster-button")) {
+                    continue;
+                }
+                
+                if (col.textContent) {
+                    currentRow.push(quoteOpenChar+col.textContent.trim()+quoteCloseChar);
+                }
+
+            }
+            
+            if(table.length > 0) {
+                const text = table.map(row => row.join(delimiterChar)).join(rowBreak);
+                if (getWindow().navigator.clipboard && text) {
+                    getWindow().navigator.clipboard.writeText(text).then(
+                        () => {
+                        },
+                        (err) => {
+                        }
+                    );
+                }
+            }
+            
+        });
+
+
+    }
+
+
+
 }
 
 /**
@@ -952,6 +1081,10 @@ function initControlReferences() {
     this[columnBarElementSymbol] =
         this.shadowRoot.querySelector("monster-column-bar");
 
+    this[copyAllElementSymbol] = this.shadowRoot.querySelector(
+         "[data-monster-role=copy-all]",
+     );
+
     return this;
 }
 
@@ -1018,6 +1151,7 @@ function getTemplate() {
                     <slot name="filter"></slot>
                 </div>
                 <div class="bar">
+                    <a href="#" data-monster-attributes="class path:features.copyAll | ?::hidden" data-monster-role="copy-all" data-monster-replace="path:locale.copyAll">Copy all</a>
                     <monster-column-bar
                             data-monster-attributes="class path:features.settings | ?::hidden"></monster-column-bar>
                     <slot name="bar"></slot>

source/components/datatable/style/datatable.pcss

@@ -230,6 +230,26 @@
 
 }
 
+& a[data-monster-role="copy-all"] {
+        display: flex;
+        align-items: center;
+        color: var(--monster-color-primary-1);
+        background: none;
+        white-space: nowrap;
+
+        &:after {
+            content: "";
+            display: block;
+            width: 20px;
+            height: 16px;
+            margin: 2px 3px 0 5px;
+            padding-top: 4px;
+            background-color: var(--monster-color-primary-1);
+            mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='M4 1.5H3a2 2 0 0 0-2 2V14a2 2 0 0 0 2 2h10a2 2 0 0 0 2-2V3.5a2 2 0 0 0-2-2h-1v1h1a1 1 0 0 1 1 1V14a1 1 0 0 1-1 1H3a1 1 0 0 1-1-1V3.5a1 1 0 0 1 1-1h1z'/%3E%3Cpath d='M9.5 1a.5.5 0 0 1 .5.5v1a.5.5 0 0 1-.5.5h-3a.5.5 0 0 1-.5-.5v-1a.5.5 0 0 1 .5-.5zm-3-1A1.5 1.5 0 0 0 5 1.5v1A1.5 1.5 0 0 0 6.5 4h3A1.5 1.5 0 0 0 11 2.5v-1A1.5 1.5 0 0 0 9.5 0z'/%3E%3C/svg%3E");
+            mask-size: cover;
+        }
+    }
+
 .filter {
     margin: 0 0 20px 0;
 }