From 2636da4e00b14e4bcfdb88d8bd3e2fc3744b5415 Mon Sep 17 00:00:00 2001 From: Sung-Jin Park Date: Wed, 5 Dec 2012 06:57:30 +0000 Subject: [PATCH] From: Sung-Jin Park Subject: Re: Re: Re: [E-devel] Fwd: Review request : [Ecore XI2] Add codes for selecting/retrieving XI2 touch events Dear developers, I added codes for selecting XI2 touch events(cf. XI_TouchBegin, XI_TouchUpdate and XI_TouchEnd) and codes for retrieving touched finger(s) index from corresponding events. SVN revision: 80218 --- AUTHORS | 1 + configure.ac | 4 +- src/lib/ecore_x/xlib/ecore_x_xi2.c | 216 ++++++++++++++++++++++++++++++++++++- 3 files changed, 216 insertions(+), 5 deletions(-) diff --git a/AUTHORS b/AUTHORS index a4bffc5..44ad2de 100644 --- a/AUTHORS +++ b/AUTHORS @@ -185,6 +185,7 @@ Alexey Yakovenko Myoungwoon Roy Kim(roy_kim) Robert David Gwanglim Lee +Sung-Jin Park Embryo ------ diff --git a/configure.ac b/configure.ac index ce4045f..525456d 100644 --- a/configure.ac +++ b/configure.ac @@ -3381,7 +3381,8 @@ if test "x${have_ecore_x_xlib}" = "xyes" ; then ECORE_CHECK_X_EXTENSION([Xtest], [XTest.h], [Xtst], [XTestFakeKeyEvent], [$want_ecore_x_xtest]) ECORE_CHECK_X_EXTENSION([Xss], [scrnsaver.h], [Xss], [XScreenSaverSelectInput], [$want_ecore_x_screensaver]) ECORE_CHECK_X_EXTENSION([Xi2], [XInput2.h], [Xi], [XIQueryDevice], [$want_ecore_x_input]) - + ECORE_CHECK_X_EXTENSION([Xi2_2], [XInput2.h], [Xi], [XIGrabTouchBegin], [$want_ecore_x_input]) + AC_DEFINE([HAVE_ECORE_X_XLIB], [1], [Defined to 1 if Xlib is enabled.]) fi @@ -4400,6 +4401,7 @@ if test "x$have_ecore_x" = "xyes" ; then echo " Xtest......................: $use_xtest" echo " XIM........................: $want_xim" echo " Xi2........................: $use_xi2" + echo " Xi2.2......................: $use_xi2_2" fi else echo " Ecore_X....................: $have_ecore_x" diff --git a/src/lib/ecore_x/xlib/ecore_x_xi2.c b/src/lib/ecore_x/xlib/ecore_x_xi2.c index 04d1023..5284b80 100644 --- a/src/lib/ecore_x/xlib/ecore_x_xi2.c +++ b/src/lib/ecore_x/xlib/ecore_x_xi2.c @@ -19,8 +19,23 @@ int _ecore_x_xi2_opcode = -1; #endif #ifdef ECORE_XI2 +#ifdef ECORE_XI2_2 +typedef struct _Ecore_X_Touch_Device_Info +{ + EINA_INLIST; + int devid; + int mode; + const char *name; + int max_touch; + int *slot; +} Ecore_X_Touch_Device_Info; +#endif /* ifdef ECORE_XI2_2 */ + static XIDeviceInfo *_ecore_x_xi2_devs = NULL; static int _ecore_x_xi2_num = 0; +#ifdef ECORE_XI2_2 +static Eina_Inlist *_ecore_x_xi2_touch_info_list = NULL; +#endif /* ifdef ECORE_XI2_2 */ #endif /* ifdef ECORE_XI2 */ void @@ -28,7 +43,7 @@ _ecore_x_input_init(void) { #ifdef ECORE_XI2 int event, error; - int major = 2, minor = 0; + int major = XI_2_Major, minor = XI_2_Minor; if (!XQueryExtension(_ecore_x_disp, "XInputExtension", &_ecore_x_xi2_opcode, &event, &error)) @@ -48,6 +63,26 @@ _ecore_x_input_init(void) #endif /* ifdef ECORE_XI2 */ } +#ifdef ECORE_XI2 +#ifdef ECORE_XI2_2 +static void +_ecore_x_input_touch_info_clear(void) +{ + Eina_Inlist *l = _ecore_x_xi2_touch_info_list; + Ecore_X_Touch_Device_Info *info = NULL; + + while (l) + { + info = EINA_INLIST_CONTAINER_GET(l, Ecore_X_Touch_Device_Info); + l = eina_inlist_remove(l, l); + free(info); + } + + _ecore_x_xi2_touch_info_list = NULL; +} +#endif /* ifdef ECORE_XI2_2 */ +#endif /* ifdef ECORE_XI2 */ + void _ecore_x_input_shutdown(void) { @@ -56,6 +91,9 @@ _ecore_x_input_shutdown(void) { XIFreeDeviceInfo(_ecore_x_xi2_devs); _ecore_x_xi2_devs = NULL; +#ifdef ECORE_XI2_2 + _ecore_x_input_touch_info_clear(); +#endif /* ifdef ECORE_XI2_2 */ } _ecore_x_xi2_num = 0; @@ -63,6 +101,107 @@ _ecore_x_input_shutdown(void) #endif /* ifdef ECORE_XI2 */ } +#ifdef ECORE_XI2 +#ifdef ECORE_XI2_2 +static int +_ecore_x_input_touch_index_get(int devid, int detail, int event_type) +{ + int i; + Eina_Inlist *l = _ecore_x_xi2_touch_info_list; + Ecore_X_Touch_Device_Info *info = NULL; + + if ((!_ecore_x_xi2_devs) || (!_ecore_x_xi2_touch_info_list)) + return 0; + + EINA_INLIST_FOREACH(l, info) + if (info->devid == devid) break; + + if ((!info) || (!info->slot)) return 0; + + for (i = 0; i < info->max_touch ; i++) + { + int *p = &(info->slot[i]); + + if ((event_type == XI_TouchBegin) && (*p < 0)) + { + *p = detail; + return i; + } + else if (*p == detail) + { + return i; + } + } + + return 0; +} + +static void +_ecore_x_input_touch_index_clear(int devid, int idx) +{ + Eina_Inlist *l = _ecore_x_xi2_touch_info_list; + Ecore_X_Touch_Device_Info *info = NULL; + + if ((!_ecore_x_xi2_devs) || (!_ecore_x_xi2_touch_info_list)) + return; + + EINA_INLIST_FOREACH(l, info) + { + if ((info->devid == devid) && (info->slot)) + { + info->slot[idx] = -1; + return; + } + } +} + +static Ecore_X_Touch_Device_Info* +_ecore_x_input_touch_info_get(XIDeviceInfo* dev) +{ + int k; + int *slot = NULL; + XITouchClassInfo *t = NULL; + Ecore_X_Touch_Device_Info *info = NULL; + + if (!dev) + return NULL; + + for (k = 0; k < dev->num_classes; k++) + { + XIAnyClassInfo *class = dev->classes[k]; + + if (class && (class->type == XITouchClass)) + { + t = (XITouchClassInfo*)class; + break; + } + } + + if (t && (t->type == XITouchClass)) + { + info = calloc(1, sizeof(Ecore_X_Touch_Device_Info)); + if (!info) return NULL; + + slot = (int*)malloc(sizeof(int)*(t->num_touches + 1)); + if (!slot) + { + free(info); + return NULL; + } + + info->devid = dev->deviceid; + info->max_touch = t->num_touches + 1; + info->mode = t->mode; + info->name = dev->name; + memset(slot, -1, sizeof(int)*info->max_touch); + info->slot = slot; + } + + return info; +} +#endif /* ifdef ECORE_XI2_2 */ +#endif + void _ecore_x_input_handler(XEvent *xevent) { @@ -165,6 +304,9 @@ _ecore_x_input_handler(XEvent *xevent) #ifdef XI_TouchUpdate case XI_TouchUpdate: +#ifdef ECORE_XI2_2 + i = _ecore_x_input_touch_index_get(devid, evd->detail, XI_TouchUpdate); +#endif /* #ifdef ECORE_XI2_2 */ _ecore_mouse_move (evd->time, 0, // state @@ -174,16 +316,23 @@ _ecore_x_input_handler(XEvent *xevent) (evd->child ? evd->child : evd->event), evd->root, 1, // same_screen +#ifdef ECORE_XI2_2 + i, 1, 1, +#else devid, 1, 1, +#endif /* #ifdef ECORE_XI2_2 */ 1.0, // pressure 0.0, // angle evd->event_x, evd->event_y, evd->root_x, evd->root_y); break; - #endif + #ifdef XI_TouchBegin case XI_TouchBegin: +#ifdef ECORE_XI2_2 + i = _ecore_x_input_touch_index_get(devid, evd->detail, XI_TouchBegin); +#endif /* #ifdef ECORE_XI2_2 */ _ecore_mouse_button (ECORE_EVENT_MOUSE_BUTTON_DOWN, evd->time, @@ -195,16 +344,23 @@ _ecore_x_input_handler(XEvent *xevent) (evd->child ? evd->child : evd->event), evd->root, 1, // same_screen +#ifdef ECORE_XI2_2 + i, 1, 1, +#else devid, 1, 1, +#endif /* #ifdef ECORE_XI2_2 */ 1.0, // pressure 0.0, // angle evd->event_x, evd->event_y, evd->root_x, evd->root_y); break; - #endif + #ifdef XI_TouchEnd case XI_TouchEnd: +#ifdef ECORE_XI2_2 + i = _ecore_x_input_touch_index_get(devid, evd->detail, XI_TouchEnd); +#endif /* #ifdef ECORE_XI2_2 */ _ecore_mouse_button (ECORE_EVENT_MOUSE_BUTTON_UP, evd->time, @@ -216,14 +372,21 @@ _ecore_x_input_handler(XEvent *xevent) (evd->child ? evd->child : evd->event), evd->root, 1, // same_screen +#ifdef ECORE_XI2_2 + i, 1, 1, +#else devid, 1, 1, +#endif /* #ifdef ECORE_XI2_2 */ 1.0, // pressure 0.0, // angle evd->event_x, evd->event_y, evd->root_x, evd->root_y); +#ifdef ECORE_XI2_2 + _ecore_x_input_touch_index_clear(devid, i); +#endif /* #ifdef ECORE_XI2_2 */ break; - #endif + default: break; } @@ -281,6 +444,21 @@ ecore_x_input_multi_select(Ecore_X_Window win) XISetMask(mask, XI_ButtonPress); XISetMask(mask, XI_ButtonRelease); XISetMask(mask, XI_Motion); +#ifdef ECORE_XI2_2 + Eina_Inlist *l = _ecore_x_xi2_touch_info_list; + Ecore_X_Touch_Device_Info *info; + info = _ecore_x_input_touch_info_get(dev); + + if (info) + { + XISetMask(mask, XI_TouchUpdate); + XISetMask(mask, XI_TouchBegin); + XISetMask(mask, XI_TouchEnd); + + l = eina_inlist_append(l, (Eina_Inlist *)info); + _ecore_x_xi2_touch_info_list = l; + } +#else # ifdef XI_TouchUpdate XISetMask(mask, XI_TouchUpdate); # endif @@ -290,9 +468,39 @@ ecore_x_input_multi_select(Ecore_X_Window win) # ifdef XI_TouchEnd XISetMask(mask, XI_TouchEnd); # endif +#endif /* #ifdef ECORE_XI2_2 */ + XISelectEvents(_ecore_x_disp, win, &eventmask, 1); find = EINA_TRUE; } +#ifdef ECORE_XI2_2 + else if ((atdev) && (atdev->use == XIMasterPointer)) + { + Eina_Inlist *l = _ecore_x_xi2_touch_info_list; + Ecore_X_Touch_Device_Info *info; + info = _ecore_x_input_touch_info_get(dev); + + if (info) + { + XIEventMask eventmask; + unsigned char mask[4] = { 0 }; + + eventmask.deviceid = dev->deviceid; + eventmask.mask_len = sizeof(mask); + eventmask.mask = mask; + + XISetMask(mask, XI_TouchUpdate); + XISetMask(mask, XI_TouchBegin); + XISetMask(mask, XI_TouchEnd); + XISelectEvents(_ecore_x_disp, win, &eventmask, 1); + + l = eina_inlist_append(l, (Eina_Inlist *)info); + _ecore_x_xi2_touch_info_list = l; + + find = EINA_TRUE; + } + } +#endif /* #ifdef ECORE_XI2_2 */ } } -- 2.7.4