add extra action for interrupting with Ctrl-C (bug #44204) * QTerminal.cc (notice_settings): check if copy-shortcut is Ctrl-C and set flag for slots and enable/disable new interrupt-action accordingly * QTerminal.h: new function setting flag (purely virtual); (constructor): new interrupt-action with shortcut Ctrl-C * QUnixTerminalImpl.cpp (copyClipboard): call internal function with flag; (has_extra_interrupt): new function for setting flag for copy-/interrupt- slots * QUnixTerminalImpl.h new flag for slots and function setting flag * TerminalView.cpp (copyClipboard): gets flag as parameter, only interrupts if Ctrl-C is shortcut for copy * TerminalView.h: copyClipboard with boolean parameter * QWinTerminalImpl.cpp (copyClipboard): only interrupts if Ctrl-C is shortcut for copy; (has_extra_interrupt): function for setting flag for copy-/interrupts-slots * QWinTerminalImpl.h: new flag and function setting the flag

--- a/libgui/qterminal/libqterminal/unix/QUnixTerminalImpl.cpp
+++ b/libgui/qterminal/libqterminal/unix/QUnixTerminalImpl.cpp
@@ -207,7 +207,7 @@
 
 void QUnixTerminalImpl::copyClipboard()
 {
-    m_terminalView->copyClipboard();
+    m_terminalView->copyClipboard (_extra_interrupt);
 }
 
 void QUnixTerminalImpl::pasteClipboard()
@@ -225,3 +225,9 @@
 {
   return m_terminalView->selectedText ();
 }
+
+void
+QUnixTerminalImpl::has_extra_interrupt (bool extra)
+{
+  _extra_interrupt = extra;
+}