With Numlock Off: ------------------------------------------------------------------------------- KeyPress event, serial 36, synthetic NO, window 0x4200001, root 0xbd, subw 0x0, time 542002, (434,589), root:(488,641), state 0x0, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES, XLookupString gives 0 bytes: XmbLookupString gives 0 bytes: XFilterEvent returns: False
KeyRelease event, serial 36, synthetic NO, window 0x4200001, root 0xbd, subw 0x0, time 542098, (434,589), root:(488,641), state 0x8, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES, XLookupString gives 0 bytes: XFilterEvent returns: False ------------------------------------------------------------------------------- With Numlock On: ------------------------------------------------------------------------------- KeyPress event, serial 36, synthetic NO, window 0x4200001, root 0xbd, subw 0x0, time 608978, (1048,476), root:(1102,528), state 0x10, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES, XLookupString gives 0 bytes: XmbLookupString gives 0 bytes: XFilterEvent returns: False KeyRelease event, serial 36, synthetic NO, window 0x4200001, root 0xbd, subw 0x0, time 609082, (1048,476), root:(1102,528), state 0x18, keycode 64 (keysym 0xffe9, Alt_L), same_screen YES, XLookupString gives 0 bytes: XFilterEvent returns: False ------------------------------------------------------------------------------- The only difference I can see is the extra bit set in the value of 'state'. Just to be sure, I reran my steps, and I can still reproduce the problem on a clean reboot. My keyboard is a Dell USB model. I've attached the relevant output of lsusb in case it matters. ------------------------------------------------------------------------------- Bus 005 Device 002: ID 413c:1004 Dell Computer Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 9 Hub bDeviceSubClass 0 Unused bDeviceProtocol 0 Full speed (or root) hub bMaxPacketSize0 8 idVendor 0x413c Dell Computer Corp. idProduct 0x1004 bcdDevice 48.01 iManufacturer 1 Dell iProduct 2 Dell USB Keyboard Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 25 bNumInterfaces 1 bConfigurationValue 1 iConfiguration 2 Dell USB Keyboard Hub bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 9 Hub bInterfaceSubClass 0 Unused bInterfaceProtocol 0 Full speed (or root) hub iInterface 2 Dell USB Keyboard Hub Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0001 1x 1 bytes bInterval 24 Hub Descriptor: bLength 9 bDescriptorType 41 nNbrPorts 3 wHubCharacteristic 0x000d Per-port power switching Compound device Per-port overcurrent protection bPwrOn2PwrGood 22 * 2 milli seconds bHubContrCurrent 100 milli Ampere DeviceRemovable 0x02 PortPwrCtrlMask 0xff Hub Port Status: Port 1: 0000.0303 lowspeed power enable connect Port 2: 0000.0100 power Port 3: 0000.0100 power Device Status: 0x0000 (Bus Powered) Bus 005 Device 003: ID 413c:2006 Dell Computer Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 1.10 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 8 idVendor 0x413c Dell Computer Corp. idProduct 0x2006 bcdDevice 48.00 iManufacturer 1 Dell iProduct 2 Dell USB Keyboard Hub iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 59 bNumInterfaces 2 bConfigurationValue 1 iConfiguration 3 83NT6504V110 bmAttributes 0xa0 (Bus Powered) Remote Wakeup MaxPower 90mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 1 Boot Interface Subclass bInterfaceProtocol 1 Keyboard iInterface 2 Dell USB Keyboard Hub HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.10 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 65 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0008 1x 8 bytes bInterval 10 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 No Subclass bInterfaceProtocol 0 None iInterface 2 Dell USB Keyboard Hub HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.10 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 142 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0004 1x 4 bytes bInterval 255 Device Status: 0x0000 (Bus Powered) ------------------------------------------------------------------------------- ** Changed in: gnome-control-center (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/981628 Title: Changing HUD key from 'Alt' to 'Alt' changes behaviour when numlock is on To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/981628/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs