forked from enlightenment/efl
Ecore_Wayland: Patch from Robert Bradford (rob@linux.intel.com) for
Complete support for keyboard events. Thank You :) NB: This is a modified patch from what Rob originally sent. This fixes formatting, uint32_t types, function name, and other such things ;) SVN revision: 70672
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@ -33,6 +33,9 @@
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# define BTN_BACK 0x116
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#endif
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/* Required for keysym names - in the future available in libxkbcommon */
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#include <X11/keysym.h>
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/* local function prototypes */
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static void _ecore_wl_input_cb_motion(void *data, struct wl_input_device *input_device __UNUSED__, unsigned int timestamp, int sx, int sy);
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static void _ecore_wl_input_cb_button(void *data, struct wl_input_device *input_device __UNUSED__, unsigned int serial, unsigned int timestamp, unsigned int button, unsigned int state);
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@ -63,6 +66,8 @@ static void _ecore_wl_input_mouse_down_send(Ecore_Wl_Input *input, Ecore_Wl_Wind
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static void _ecore_wl_input_mouse_up_send(Ecore_Wl_Input *input, Ecore_Wl_Window *win, unsigned int timestamp);
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static void _ecore_wl_input_mouse_wheel_send(Ecore_Wl_Input *input, unsigned int axis, int value, unsigned int timestamp);
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static int _ecore_wl_input_keysym_to_string(unsigned int symbol, char *buffer, int len);
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/* wayland interfaces */
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static const struct wl_input_device_listener _ecore_wl_input_listener =
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{
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@ -236,12 +241,65 @@ _ecore_wl_input_cb_axis(void *data, struct wl_input_device *input_device __UNUSE
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_ecore_wl_input_mouse_wheel_send(input, axis, value, timestamp);
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}
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/*
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* _ecore_wl_input_keysym_to_string: Translate a symbol to its printable form
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*
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* @symbol: the symbol to translate
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* @buffer: the buffer where to put the translated string
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* @len: size of the buffer
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*
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* Translates @symbol into a printable representation in @buffer, if possible.
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*
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* Return value: The number of bytes of the translated string, 0 if the
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* symbol can't be printed
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*
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* Note: The code is derived from libX11's src/KeyBind.c
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* Copyright 1985, 1987, 1998 The Open Group
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*
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*/
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static int
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_ecore_wl_input_keysym_to_string(unsigned int symbol, char *buffer, int len)
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{
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unsigned long high_bytes;
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unsigned char c;
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high_bytes = symbol >> 8;
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if (!(len &&
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((high_bytes == 0) ||
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((high_bytes == 0xFF) &&
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(((symbol >= XK_BackSpace) &&
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(symbol <= XK_Clear)) ||
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(symbol == XK_Return) ||
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(symbol == XK_Escape) ||
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(symbol == XK_KP_Space) ||
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(symbol == XK_KP_Tab) ||
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(symbol == XK_KP_Enter) ||
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((symbol >= XK_KP_Multiply) &&
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(symbol <= XK_KP_9)) ||
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(symbol == XK_KP_Equal) ||
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(symbol == XK_Delete))))))
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return 0;
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/* if X keysym, convert to ascii by grabbing low 7 bits */
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if (symbol == XK_KP_Space)
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c = XK_space & 0x7F; /* patch encoding botch */
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else if (high_bytes == 0xFF)
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c = symbol & 0x7F;
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else
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c = symbol & 0xFF;
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buffer[0] = c;
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return 1;
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}
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static void
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_ecore_wl_input_cb_key(void *data, struct wl_input_device *input_device __UNUSED__, unsigned int serial, unsigned int timestamp, unsigned int key, unsigned int state)
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_ecore_wl_input_cb_key(void *data, struct wl_input_device *input_device __UNUSED__, unsigned int serial, unsigned int timestamp, unsigned int keycode, unsigned int state)
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{
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Ecore_Wl_Input *input;
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Ecore_Wl_Window *win;
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unsigned int keycode = 0;
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unsigned int keysym, modified_keysym, level = 0;
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char key[8], keyname[8], string[8];
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Ecore_Event_Key *e;
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LOGFN(__FILE__, __LINE__, __FUNCTION__);
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@ -250,16 +308,61 @@ _ecore_wl_input_cb_key(void *data, struct wl_input_device *input_device __UNUSED
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input->timestamp = timestamp;
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input->display->serial = serial;
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win = input->keyboard_focus;
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if ((!win) || (win->keyboard_device != input)) return;
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/* FIXME: NB: I believe this should be min_key_code rather than 8,
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* but weston code has it like this */
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keycode = key + 8;
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keycode += 8;
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/* if ((input->modifiers & XKB_COMMON_SHIFT_MASK) && */
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/* (XkbKeyGroupWidth(_ecore_wl_disp->xkb, keycode, 0) > 1)) */
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/* level = 1; */
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/* keysym = XkbKeySymEntry(_ecore_wl_disp->xkb, keycode, level, 0); */
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if ((input->modifiers & XKB_COMMON_SHIFT_MASK) &&
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(XkbKeyGroupWidth(_ecore_wl_disp->xkb, keycode, 0) > 1))
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level = 1;
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memset(key, 0, sizeof(key));
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memset(keyname, 0, sizeof(keyname));
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memset(string, 0, sizeof(string));
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modified_keysym = XkbKeySymEntry(_ecore_wl_disp->xkb, keycode, level, 0);
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xkb_keysym_to_string(modified_keysym, key, sizeof(key));
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keysym = XkbKeySymEntry(_ecore_wl_disp->xkb, keycode, 0, 0);
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xkb_keysym_to_string(keysym, keyname, sizeof(keyname));
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/* TODO: Switch over to the libxkbcommon API when it is available */
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if (!_ecore_wl_input_keysym_to_string(modified_keysym, string, sizeof(string)))
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string[0] = '\0';
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e = malloc(sizeof(Ecore_Event_Key) + strlen(keyname) + strlen(key) +
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strlen(string) + 3);
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e->keyname = (char *)(e + 1);
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e->key = e->keyname + strlen(keyname) + 1;
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e->string = strlen(string) ? e->key + strlen(key) + 1 : NULL;
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e->compose = e->string;
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strcpy((char *)e->keyname, keyname);
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strcpy((char *)e->key, key);
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if (strlen (string))
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strcpy((char *)e->string, string);
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e->window = win->id;
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e->event_window = win->id;
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e->timestamp = timestamp;
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/* The Ecore_Event_Modifiers don't quite match the X mask bits */
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e->modifiers = 0;
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if (input->modifiers & XKB_COMMON_SHIFT_MASK)
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e->modifiers |= ECORE_EVENT_MODIFIER_SHIFT;
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if (input->modifiers & XKB_COMMON_CONTROL_MASK)
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e->modifiers |= ECORE_EVENT_MODIFIER_CTRL;
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if (input->modifiers & XKB_COMMON_MOD1_MASK)
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e->modifiers |= ECORE_EVENT_MODIFIER_ALT;
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if (state)
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ecore_event_add(ECORE_EVENT_KEY_DOWN, e, NULL, NULL);
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else
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ecore_event_add(ECORE_EVENT_KEY_UP, e, NULL, NULL);
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if (state)
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input->modifiers |= _ecore_wl_disp->xkb->map->modmap[keycode];
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