diff options
| -rw-r--r-- | kcontrol/input/logitechmouse.cpp | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/kcontrol/input/logitechmouse.cpp b/kcontrol/input/logitechmouse.cpp index 1b77896d8..2798ce1de 100644 --- a/kcontrol/input/logitechmouse.cpp +++ b/kcontrol/input/logitechmouse.cpp @@ -132,13 +132,15 @@ void LogitechMouse::updateCordlessStatus() { TQByteArray status(8); - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR | USB_ENDPOINT_IN,0x09, (0x0003 | m_useSecondChannel), (0x0000 | m_useSecondChannel), status.data(), 0x0008, - 1000); + 1000) + : -1); if (0 > result) { // We probably have a permission problem @@ -253,14 +255,16 @@ void LogitechMouse::updateResolution() { char resolution; - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR | USB_ENDPOINT_IN, 0x01, 0x000E, 0x0000, &resolution, 0x0001, - 100); + 100) + : -1); // kdDebug() << "resolution is: " << resolution << endl; if (0 > result) { @@ -273,14 +277,16 @@ void LogitechMouse::updateResolution() void LogitechMouse::setLogitechTo800() { - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR, 0x02, 0x000E, 4, NULL, 0x0000, - 100); + 100) + : -1); if (0 > result) { kdWarning() << "Error setting resolution on device: " << usb_strerror() << endl; } @@ -288,14 +294,16 @@ void LogitechMouse::setLogitechTo800() void LogitechMouse::setLogitechTo400() { - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR, 0x02, 0x000E, 3, NULL, 0x0000, - 100); + 100) + : -1); if (0 > result) { kdWarning() << "Error setting resolution on device: " << usb_strerror() << endl; } @@ -319,14 +327,16 @@ bool LogitechMouse::isDualChannelCapable() void LogitechMouse::setChannel1() { - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR, 0x02, (0x0008 | m_useSecondChannel), (0x0000 | m_useSecondChannel), NULL, 0x0000, - 1000); + 1000) + : -1); if (0 > result) { kdWarning() << "Error setting mouse to channel 1 : " << usb_strerror() << endl; @@ -336,14 +346,16 @@ void LogitechMouse::setChannel1() void LogitechMouse::setChannel2() { - int result = usb_control_msg( m_usbDeviceHandle, + int result = (m_usbDeviceHandle != 0 + ? usb_control_msg( m_usbDeviceHandle, USB_TYPE_VENDOR, 0x02, (0x0008 | m_useSecondChannel), (0x0001 | m_useSecondChannel), NULL, 0x0000, - 1000); + 1000) + : -1); if (0 > result) { kdWarning() << "Error setting mouse to channel 2 : " << usb_strerror() << endl; |