Kxkb: reapply Xkb settings when a keyboard device changes state

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

3 files changed, 49 insertions, 5 deletions

diff --git a/kxkb/CMakeLists.txt b/kxkb/CMakeLists.txt
index cb0d4b9db..83ca72be7 100644
--- a/kxkb/CMakeLists.txt
+++ b/kxkb/CMakeLists.txt
@@ -67,5 +67,5 @@ tde_add_tdeinit_executable( kxkb AUTOMOC
     extension.cpp x11helper.cpp rules.cpp kxkbconfig.cpp
     pixmap.cpp layoutmap.cpp kxkb.cpp kxkbtraywindow.cpp
     kxkb.skel
-  LINK tdeui-shared ${XKBFILE_LIBRARIES}
+  LINK tdeui-shared ${XKBFILE_LIBRARIES} ${TDEHW_LIBRARIES}
 )
diff --git a/kxkb/kxkb.cpp b/kxkb/kxkb.cpp
index 3d04824ad..92b12472b 100644
--- a/kxkb/kxkb.cpp
+++ b/kxkb/kxkb.cpp
@@ -34,6 +34,7 @@ DESCRIPTION
 
 #include <tdeaboutdata.h>
 #include <tdecmdlineargs.h>
+#include <tdehardwaredevices.h>
 #include <tdeglobal.h>
 #include <kglobalaccel.h>
 #include <tdelocale.h>
@@ -84,6 +85,11 @@ KXKBApp::KXKBApp(bool allowStyles, bool GUIenabled)
 
     connect( this, TQ_SIGNAL(settingsChanged(int)), TQ_SLOT(slotSettingsChanged(int)) );
     addKipcEventMask( KIPC::SettingsChanged );
+
+    TDEHardwareDevices *hwdevices = TDEGlobal::hardwareDevices();
+    connect(hwdevices, TQ_SIGNAL(hardwareAdded(TDEGenericDevice*)), this, TQ_SLOT(hardwareAdded(TDEGenericDevice*)));
+    connect(hwdevices, TQ_SIGNAL(hardwareRemoved(TDEGenericDevice*)), this, TQ_SLOT(hardwareRemoved(TDEGenericDevice*)));
+    connect(hwdevices, TQ_SIGNAL(hardwareUpdated(TDEGenericDevice*)), this, TQ_SLOT(hardwareUpdated(TDEGenericDevice*)));
 }
 
 KXKBApp::~KXKBApp()
@@ -107,10 +113,7 @@ int KXKBApp::newInstance()
 bool KXKBApp::settingsRead()
 {
     kxkbConfig.load(KxkbConfig::LOAD_ALL);
-    XkbOptions options = kxkbConfig.getKXkbOptions();
-    if (!m_extension->setXkbOptions(options)) {
-        kdWarning() << "Setting XKB options failed!" << endl;
-    }
+    applySettings();
 
     if ( kxkbConfig.m_useKxkb == false ) {
         kapp->quit();
@@ -165,6 +168,14 @@ bool KXKBApp::settingsRead()
 	return true;
 }
 
+void KXKBApp::applySettings()
+{
+    XkbOptions options = kxkbConfig.getKXkbOptions();
+    if (!m_extension->setXkbOptions(options)) {
+        kdWarning() << "Setting XKB options failed!" << endl;
+    }
+}
+
 void KXKBApp::initTray()
 {
     if (!m_tray)
@@ -179,6 +190,32 @@ void KXKBApp::initTray()
     m_tray->show();
 }
 
+void KXKBApp::hardwareAdded(TDEGenericDevice *dev)
+{
+    if (dev->type() == TDEGenericDeviceType::Keyboard)
+    {
+        kdDebug() << "keyboard attached: " << dev->friendlyName() << endl;
+        applySettings();
+    }
+}
+void KXKBApp::hardwareRemoved(TDEGenericDevice *dev)
+{
+    if (dev->type() == TDEGenericDeviceType::Keyboard)
+    {
+        kdDebug() << "keyboard removed: " << dev->friendlyName() << endl;
+        applySettings();
+    }
+}
+
+void KXKBApp::hardwareUpdated(TDEGenericDevice *dev)
+{
+    if (dev->type() == TDEGenericDeviceType::Keyboard)
+    {
+        kdDebug() << "keyboard updated: " << dev->friendlyName() << endl;
+        applySettings();
+    }
+}
+
 // kdcop
 bool KXKBApp::setLayout(const TQString& layoutPair)
 {
diff --git a/kxkb/kxkb.h b/kxkb/kxkb.h
index 143b68301..5708efd48 100644
--- a/kxkb/kxkb.h
+++ b/kxkb/kxkb.h
@@ -32,6 +32,7 @@ DESCRIPTION
 #include <tqptrqueue.h>
 
 #include <kuniqueapplication.h>
+#include <tdegenericdevice.h>
 
 #include "kxkbtraywindow.h"
 #include "kxkbconfig.h"
@@ -78,6 +79,12 @@ protected slots:
     void showLayoutNotification();
     void showErrorNotification(TQString layout);
 
+    void hardwareAdded(TDEGenericDevice *dev);
+    void hardwareRemoved(TDEGenericDevice *dev);
+    void hardwareUpdated(TDEGenericDevice *dev);
+
+    void applySettings();
+
 protected:
     // Read settings, and apply them.
     bool settingsRead();