added "remove all groups" button to Groups dialog

src/groups.cc

@@ -29,6 +29,8 @@ Groups::Groups( QWidget * parent,
            this, SLOT( renameCurrent() ) );
   connect( ui.removeGroup, SIGNAL( clicked() ),
            this, SLOT( removeCurrent() ) );
+  connect( ui.removeAllGroups, SIGNAL( clicked() ),
+           this, SLOT( removeAll() ) );
 
   countChanged();
 }
@@ -44,6 +46,7 @@ void Groups::countChanged()
 
   ui.renameGroup->setEnabled( en );
   ui.removeGroup->setEnabled( en );
+  ui.removeAllGroups->setEnabled( en );
 }
 
 void Groups::addNew()
@@ -90,3 +93,17 @@ void Groups::removeCurrent()
     countChanged();
   }
 }
+
+void Groups::removeAll()
+{
+  int current = ui.groups->currentIndex();
+
+  if ( current >= 0 && QMessageBox::question( this, tr( "Remove all groups" ),
+         tr( "Are you sure you want to remove all the groups?" ),
+         QMessageBox::Yes, QMessageBox::Cancel ) == QMessageBox::Yes )
+  {
+    ui.groups->removeAllGroups();
+    countChanged();
+  }
+}
+

src/groups.hh

@@ -30,10 +30,10 @@ private:
   void countChanged();
 
 private slots:
-
   void addNew();
   void renameCurrent();
   void removeCurrent();
+  void removeAll();
 };
 
 #endif

src/groups.ui

@@ -1,3 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>Groups</class>
  <widget class="QDialog" name="Groups">
@@ -60,6 +61,9 @@
         <layout class="QHBoxLayout" name="horizontalLayout">
          <item>
           <widget class="QPushButton" name="addGroup">
+           <property name="toolTip">
+            <string>Create new dictionary group</string>
+           </property>
            <property name="text">
             <string>&amp;Add group</string>
            </property>
@@ -67,6 +71,9 @@
          </item>
          <item>
           <widget class="QPushButton" name="renameGroup">
+           <property name="toolTip">
+            <string>Rename current dictionary group</string>
+           </property>
            <property name="text">
             <string>Re&amp;name group</string>
            </property>
@@ -74,11 +81,24 @@
          </item>
          <item>
           <widget class="QPushButton" name="removeGroup">
+           <property name="toolTip">
+            <string>Remove current dictionary group</string>
+           </property>
            <property name="text">
             <string>&amp;Remove group</string>
            </property>
           </widget>
          </item>
+         <item>
+          <widget class="QPushButton" name="removeAllGroups">
+           <property name="toolTip">
+            <string>Remove all dictionary groups</string>
+           </property>
+           <property name="text">
+            <string>Remove all groups</string>
+           </property>
+          </widget>
+         </item>
         </layout>
        </item>
       </layout>

src/groups_widgets.cc

@@ -330,3 +330,14 @@ void DictGroupsWidget::removeCurrentGroup()
     delete w;
   }
 }
+
+
+void DictGroupsWidget::removeAllGroups()
+{
+  while ( count() )
+  {
+    QWidget * w = widget( 0 );
+    removeTab( 0 );
+    delete w;
+  }
+}

src/groups_widgets.hh

@@ -120,6 +120,9 @@ public:
   /// Removes the currently chosen group, if any
   void removeCurrentGroup();
 
+  /// Removes all the groups
+  void removeAllGroups();
+
   /// Creates groups from what is currently set up
   Config::Groups makeGroups() const;