conf_interaction: Support tap-to-click with pointer device

Summary:
Allow to setup tap-to-click feature with libinput pointer device.

@feature

Reviewers: devilhorns, zmike

Reviewed By: devilhorns

Subscribers: cedric, zmike

Tags: #enlightenment-git

Differential Revision: https://phab.enlightenment.org/D7845

src/bin/e_config.c

@@ -651,6 +651,7 @@ _e_config_edd_init(Eina_Bool old)
    E_CONFIG_VAL(D, T, mouse_accel_numerator, INT);
    E_CONFIG_VAL(D, T, mouse_accel_denominator, INT);
    E_CONFIG_VAL(D, T, mouse_accel_threshold, INT);
+   E_CONFIG_VAL(D, T, touch_tap_to_click, UCHAR);
 
    E_CONFIG_VAL(D, T, border_raise_on_mouse_action, INT);
    E_CONFIG_VAL(D, T, border_raise_on_focus, INT);
@@ -1732,6 +1733,7 @@ e_config_load(void)
    E_CONFIG_LIMIT(e_config->mouse_accel_numerator, 1, 30);
    E_CONFIG_LIMIT(e_config->mouse_accel_denominator, 1, 10);
    E_CONFIG_LIMIT(e_config->mouse_accel_threshold, 0, 10);
+   E_CONFIG_LIMIT(e_config->touch_tap_to_click, 0, 3);
 
    E_CONFIG_LIMIT(e_config->menu_favorites_show, 0, 1);
    E_CONFIG_LIMIT(e_config->menu_apps_show, 0, 1);

src/bin/e_config.h

@@ -255,6 +255,7 @@ struct _E_Config
    int                       mouse_accel_numerator; // GUI
    int                       mouse_accel_denominator; // GUI
    int                       mouse_accel_threshold; // GUI
+   unsigned char             touch_tap_to_click; // GUI
 
    int                       border_raise_on_mouse_action; // GUI
    int                       border_raise_on_focus; // GUI

src/bin/e_mouse.c

@@ -55,6 +55,7 @@ e_mouse_update(void)
           {
              ecore_drm2_device_pointer_left_handed_set(dev, (Eina_Bool)!e_config->mouse_hand);
              ecore_drm2_device_pointer_accel_speed_set(dev, e_config->mouse_accel_numerator);
+             ecore_drm2_device_touch_tap_to_click_enabled_set(dev, e_config->touch_tap_to_click);
           }
      }
 #endif

src/modules/conf_interaction/e_int_config_mouse.c

@@ -24,6 +24,7 @@ struct _E_Config_Dialog_Data
    double numerator;
    double denominator;
    double threshold;
+   int tap_to_click;
 };
 
 E_Config_Dialog *
@@ -61,6 +62,7 @@ _fill_data(E_Config_Dialog_Data *cfdata)
    cfdata->numerator = e_config->mouse_accel_numerator;
    cfdata->denominator = e_config->mouse_accel_denominator;
    cfdata->threshold = e_config->mouse_accel_threshold;
+   cfdata->tap_to_click = e_config->touch_tap_to_click;
 }
 
 static void *
@@ -83,6 +85,7 @@ _basic_check_changed(E_Config_Dialog *cfd EINA_UNUSED, E_Config_Dialog_Data *cfd
 	    (cfdata->use_e_cursor == e_config->use_e_cursor) &&
 	    (cfdata->cursor_size == e_config->cursor_size) &&
 	    (cfdata->mouse_hand == e_config->mouse_hand) &&
+	    (cfdata->tap_to_click == e_config->touch_tap_to_click) &&
 	    EINA_DBL_EQ(cfdata->numerator, e_config->mouse_accel_numerator) &&
 	    EINA_DBL_EQ(cfdata->denominator, e_config->mouse_accel_denominator) &&
 	    EINA_DBL_EQ(cfdata->threshold, e_config->mouse_accel_threshold));
@@ -108,6 +111,7 @@ _basic_apply_data(E_Config_Dialog *cfd EINA_UNUSED, E_Config_Dialog_Data *cfdata
    e_config->mouse_accel_numerator = cfdata->numerator;
    e_config->mouse_accel_denominator = cfdata->denominator;
    e_config->mouse_accel_threshold = cfdata->threshold;
+   e_config->touch_tap_to_click = cfdata->tap_to_click;
    e_config_save_queue();
 
    /* Apply the above settings */
@@ -230,6 +234,9 @@ _basic_create_widgets(E_Config_Dialog *cfd EINA_UNUSED, Evas *evas, E_Config_Dia
 			    &(cfdata->threshold), NULL, 100);
    e_widget_framelist_object_append(of, ob);
 
+   oc = e_widget_check_add(evas, _("Tap to click"), &(cfdata->tap_to_click));
+   e_widget_framelist_object_append(of, oc);
+
    e_widget_list_object_append(ol, of, 1, 0, 0.5);
    e_widget_toolbook_page_append(otb, NULL, _("Mouse"), ol, 
                                  1, 0, 1, 0, 0.5, 0.0);

src/modules/wl_drm/e_mod_main.c

@@ -713,6 +713,7 @@ _drm2_cb_seat_caps(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
      }
    else if (ev->pointer_count > 0)
      {
+        e_mouse_update();
         e_comp_wl_input_pointer_enabled_set(EINA_TRUE);
         e_pointer_show(e_comp->pointer);
      }