fixed some error on keyboard palette. Mac and linux

src/gui/UBKeyboardPalette.cpp

@@ -82,8 +82,6 @@ UBKeyboardPalette* UBKeyboardPalette::create(QWidget *parent)
 
         connect(inst, SIGNAL(localeChanged(int)), instance, SLOT(syncLocale(int)));
         connect(instance, SIGNAL(localeChanged(int)), inst, SLOT(syncLocale(int)));
-
-//        connect(instance, SIGNAL(closed()), inst, )
     }
 
     return instance;
@@ -91,7 +89,7 @@ UBKeyboardPalette* UBKeyboardPalette::create(QWidget *parent)
 
 void UBKeyboardPalette::hideKeyboard()
 {
-    UBApplication::mainWindow->actionVirtualKeyboard->activate(QAction.Trigger);
+    UBApplication::mainWindow->actionVirtualKeyboard->activate(QAction::Trigger);
 }
 
 void UBKeyboardPalette::syncPosition(const QPoint & pos)

src/gui/UBKeyboardPalette_linux.cpp

@@ -114,8 +114,8 @@ void UBKeyboardPalette::createCtrlButtons()
         ctrlButtons[0] = new UBCntrlButton(this, "<-", XK_BackSpace);
         ctrlButtons[1] = new UBCntrlButton(this, "<->", XK_Tab);
         ctrlButtons[2] = new UBCntrlButton(this, "Enter", XK_Return);
-        ctrlButtons[3] = new UBCapsLockButton(this);
+        ctrlButtons[3] = new UBCapsLockButton(this, "capslock");
-        ctrlButtons[4] = new UBCapsLockButton(this);
+        ctrlButtons[4] = new UBCapsLockButton(this, "capslock");
         ctrlButtons[5] = new UBLocaleButton(this);
         ctrlButtons[6] = new UBCntrlButton(this, "", XK_space);
         ctrlButtons[7] = new UBLocaleButton(this);

src/gui/UBKeyboardPalette_mac.cpp

@@ -51,8 +51,8 @@ void UBKeyboardPalette::createCtrlButtons()
         ctrlButtons[0] = new UBCntrlButton(this, "<-", 51);
         ctrlButtons[1] = new UBCntrlButton(this, "<->", 48);
         ctrlButtons[2] = new UBCntrlButton(this, "Enter", 76);
-        ctrlButtons[3] = new UBCapsLockButton(this);
+        ctrlButtons[3] = new UBCapsLockButton(this, "capslock");
-        ctrlButtons[4] = new UBCapsLockButton(this);
+        ctrlButtons[4] = new UBCapsLockButton(this, "capslock");
         ctrlButtons[5] = new UBLocaleButton(this);
         ctrlButtons[6] = new UBCntrlButton(this, "", 49);
         ctrlButtons[7] = new UBLocaleButton(this);