Add more on Copyright protections.

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@8156 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

doc/common/license.adoc

@@ -12,4 +12,18 @@ GNU General Public License for more details.
 You should have received a copy of the GNU General Public License
 along with this documentation. If not, see {gnu_gpl}.
 
-Copyright (C) 2001-2017 Joseph H Taylor, Jr., K1JT.
+Except where otherwise noted, all algorithms, protocol designs, source
+code, and supporting files contained in the _{prog}_ package are the
+intellectual property of the program's authors.  The authors assert
+*Copyright ownership* of this material, whether or not notice of such
+copyright appears in each individual file.  Others who make fair use
+of our work under terms of the GNU General Public License must display
+the following copyright notice prominently:
+
+*The algorithms, source code, look-and-feel of _{prog}_ and related
+programs, and protocol specifications for the modes FSK441, FT8, JT4,
+JT6M, JT9, JT65, JTMS, QRA64, ISCAT, MSK144, are Copyright (C)
+2001-2017 by one or more of the following authors: Joseph Taylor,
+K1JT; Bill Somerville, G4WJS; Steven Franke, K9AN; Nico Palermo,
+IV3NWV; Greg Beam, KI7MT; Micael Black, W9MDB; Edson Pereira, PY2SDR;
+and other members of the WSJT Development Group.*

mainwindow.cpp

@@ -2140,6 +2140,21 @@ void MainWindow::on_actionSolve_FreqCal_triggered()
   }
 }
 
+void MainWindow::on_actionCopyright_Notice_triggered()
+{
+  auto const& message = tr("If you make fair use of any part of WSJT-X under terms of the GNU "
+                           "General Public License, you must display the following copyright "
+                           "notice prominently in your derivative work:\n\n"
+                           "The algorithms, source code, look-and-feel of WSJT-X and related "
+                           "programs, and protocol specifications for the modes FSK441, FT8, JT4, "
+                           "JT6M, JT9, JT65, JTMS, QRA64, ISCAT, MSK144 are Copyright (C) "
+                           "2001-2017 by one or more of the following authors: Joseph Taylor, "
+                           "K1JT; Bill Somerville, G4WJS; Steven Franke, K9AN; Nico Palermo, "
+                           "IV3NWV; Greg Beam, KI7MT; Micael Black, W9MDB; Edson Pereira, PY2SDR; "
+                           "and other members of the WSJT Development Group.");
+  MessageBox::warning_message(this, message);
+}
+
 // This allows the window to shrink by removing certain things
 // and reducing space used by controls
 void MainWindow::hideMenus(bool checked)

mainwindow.h

@@ -150,6 +150,7 @@ private slots:
   void on_actionKeyboard_shortcuts_triggered();
   void on_actionSpecial_mouse_commands_triggered();
   void on_actionSolve_FreqCal_triggered();
+  void on_actionCopyright_Notice_triggered();
   void on_DecodeButton_clicked (bool);
   void decode();
   void decodeBusy(bool b);

mainwindow.ui

@@ -2363,6 +2363,8 @@ QPushButton[state="ok"] {
     <addaction name="actionShort_list_of_add_on_prefixes_and_suffixes"/>
     <addaction name="separator"/>
     <addaction name="actionAbout"/>
+    <addaction name="separator"/>
+    <addaction name="actionCopyright_Notice"/>
    </widget>
    <widget class="QMenu" name="menuMode">
     <property name="title">
@@ -2952,6 +2954,14 @@ QPushButton[state=&quot;ok&quot;] {
     <string>Solve for calibration parameters</string>
    </property>
   </action>
+  <action name="actionCopyright_Notice">
+   <property name="text">
+    <string>Copyright notice</string>
+   </property>
+   <property name="shortcut">
+    <string>Shift+F1</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>

shortcuts.txt

@@ -1,5 +1,6 @@
 <table cellspacing=1>
   <tr><td><b>F1       </b></td><td>Online User's Guide</td></tr>
+  <tr><td><b>Shift+F1  </b></td><td>Copyright Notice</td></tr>
   <tr><td><b>Ctrl+F1  </b></td><td>About WSJT-X</td></tr>
   <tr><td><b>F2       </b></td><td>Open settings window</td></tr>
   <tr><td><b>F3       </b></td><td>Display keyboard shortcuts</td></tr>