add dialog.clipboard_copy( txt:str )

README.md

@@ -212,6 +212,10 @@ Display a modal dialog box containing the object 'obj'. But the dialog is not cl
 
 Close programatically, the current ui dialog.
 
+### method clipboard_copy(txt:str)
+
+Copy the txt in the clipboard
+
 ## Object HSplit (& VSplit)
 
 A Tag object to use "SplitJS" (currently only in horizontal form)

htagui/dialog.py

@@ -35,6 +35,16 @@ def init(self,parent):
         parent += self._toasts  # add a personnal place for toasts
         TagStep.init(self)
 
+    def clipboard_copy(self,txt:str):
+        self.call(f"""
+let ta = document.createElement('textarea');
+ta.value = `{txt}`;
+self.appendChild(ta);
+ta.select();
+document.execCommand('copy');
+self.removeChild(ta);
+""")
+
     def alert(self,obj):
         self.step( alert = obj )
 

manual_tests.py

@@ -43,7 +43,7 @@ def imbricated(ev):
             o <= ui.Button("previous alert", _onclick=lambda ev: self.ui.previous() )
             o <= ui.Button("next alert", _onclick=imbricated )
             self.ui.alert(o)
-
+            
         self <= ui.Button("imbricated alert", _onclick=imbricated )
 
         def test(ev):
@@ -52,6 +52,11 @@ def test(ev):
 
         self <= ui.Button("block", _onclick=test)
 
+        def copy(ev):
+            self.ui.clipboard_copy("hello")
+            self.ui.notify("copied")
+
+        self <= ui.Button("copy into clipboard", _onclick=copy)