Examples: Add an Ecore Evas VNC example.devs/iscaro/ecore_evas_vnc_multiseat

This commit adds an Ecore_Evas examples that can be used to test
the VNC multi-seat support.

3 files changed, 250 insertions, 0 deletions

diff --git a/src/examples/ecore/.gitignore b/src/examples/ecore/.gitignore
index 5a26815e1d..0f30050269 100644
--- a/src/examples/ecore/.gitignore
+++ b/src/examples/ecore/.gitignore
@@ -25,6 +25,7 @@
 /ecore_evas_extn_socket_example
 /ecore_evas_object_example
 /ecore_evas_window_sizes_example
+/ecore_evas_vnc
 /ecore_event_example_01
 /ecore_event_example_02
 /ecore_exe_example
diff --git a/src/examples/ecore/Makefile.am b/src/examples/ecore/Makefile.am
index 79c1e9c58e..15d86681a0 100644
--- a/src/examples/ecore/Makefile.am
+++ b/src/examples/ecore/Makefile.am
@@ -60,6 +60,7 @@ ecore_evas_callbacks \
 ecore_evas_ews_example \
 ecore_evas_object_example \
 ecore_evas_window_sizes_example \
+ecore_evas_vnc \
 ecore_event_example_01 \
 ecore_event_example_02 \
 ecore_exe_example \
@@ -203,6 +204,9 @@ ecore_evas_object_example_LDADD = $(ECORE_EVAS_COMMON_LDADD)
 ecore_evas_window_sizes_example_SOURCES = ecore_evas_window_sizes_example.c
 ecore_evas_window_sizes_example_LDADD = $(ECORE_EVAS_COMMON_LDADD)
 
+ecore_evas_vnc_SOURCES = ecore_evas_vnc.c
+ecore_evas_vnc_LDADD = $(ECORE_EVAS_COMMON_LDADD)
+
 ecore_event_example_01_SOURCES = ecore_event_example_01.c
 ecore_event_example_01_LDADD = $(ECORE_COMMON_LDADD)
 
@@ -330,6 +334,7 @@ ecore_evas_callbacks.c \
 ecore_evas_ews_example.c \
 ecore_evas_object_example.c \
 ecore_evas_window_sizes_example.c \
+ecore_evas_vnc.c \
 ecore_event_example_01.c \
 ecore_event_example_02.c \
 ecore_exe_example.c \
diff --git a/src/examples/ecore/ecore_evas_vnc.c b/src/examples/ecore/ecore_evas_vnc.c
new file mode 100644
index 0000000000..3d16733665
--- /dev/null
+++ b/src/examples/ecore/ecore_evas_vnc.c
@@ -0,0 +1,244 @@
+#define EFL_EO_API_SUPPORT
+#define EFL_BETA_API_SUPPORT
+
+#include <Efl.h>
+#include <stdio.h>
+#include <Ecore.h>
+#include <Evas.h>
+#include <Eina.h>
+#include <Ecore_Evas.h>
+#include <Ecore_Input.h>
+
+static Eina_Bool
+_anim(void *data)
+{
+   static enum { RIGHT, LEFT } direction = LEFT;
+   static const int speed = 20;
+   int x, y;
+   Evas_Object *rect = data;
+
+   evas_object_geometry_get(rect, &x, &y, NULL, NULL);
+   if (direction == LEFT)
+     {
+        x -= speed;
+        if (x <= 0)
+          {
+             x = 0;
+             direction = RIGHT;
+          }
+     }
+   else
+     {
+        x += speed;
+        if (x >= 800)
+          {
+             direction = LEFT;
+             x = 800;
+          }
+     }
+
+   evas_object_move(rect, x, y);
+
+   return ECORE_CALLBACK_RENEW;
+}
+
+static Eina_Bool
+_accept_cb(void *data EINA_UNUSED, Ecore_Evas *ee EINA_UNUSED, const char *client_host)
+{
+   printf("Client %s trying to connect\n", client_host);
+   return EINA_TRUE;
+}
+
+static Efl_Input_Device *
+_get_seat(Efl_Input_Device *dev)
+{
+   if (!dev)
+     return NULL;
+
+   while ((dev = efl_input_device_parent_get(dev)))
+     {
+        if (efl_input_device_type_get(dev) == EFL_INPUT_DEVICE_CLASS_SEAT)
+          return dev;
+     }
+   return NULL;
+}
+
+static Eina_Bool
+_keyboard_event(void *data EINA_UNUSED, int type, void *event)
+{
+   Ecore_Event_Key *e = event;
+   Efl_Input_Device *seat = NULL;
+
+   if (e->dev)
+     seat = _get_seat(e->dev);
+
+   printf("The keyboard on seat '%s' %s the key '%s'\n", seat ?
+          efl_input_device_name_get(seat) : "default",
+          type == ECORE_EVENT_KEY_DOWN ? "pressed" : "released",
+          e->keyname);
+
+   return ECORE_CALLBACK_PASS_ON;
+}
+
+static Eina_Bool
+_mouse_move(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
+{
+   Ecore_Event_Mouse_Move *e = event;
+   Efl_Input_Device *seat = NULL;
+
+   if (e->dev)
+     seat = _get_seat(e->dev);
+
+   printf("The mouse on seat '%s' is at X: %d Y:%d\n",
+          seat ? efl_input_device_name_get(seat) : "default", e->x, e->y);
+   return ECORE_CALLBACK_PASS_ON;
+}
+
+static Eina_Bool
+_mouse_button(void *data EINA_UNUSED, int type, void *event)
+{
+   Ecore_Event_Mouse_Button *e = event;
+   Efl_Input_Device *seat = NULL;
+
+   if (e->dev)
+     seat = _get_seat(e->dev);
+
+   printf("The mouse on seat '%s' %s the following button '%d'\n",
+          seat ? efl_input_device_name_get(seat) : "default",
+          type == ECORE_EVENT_MOUSE_BUTTON_DOWN ? "pressed" : "released",
+          e->buttons);
+   return ECORE_CALLBACK_PASS_ON;
+}
+
+static Eina_Bool
+_mouse_wheel(void *data EINA_UNUSED, int type EINA_UNUSED, void *event)
+{
+   Ecore_Event_Mouse_Wheel *e = event;
+   Efl_Input_Device *seat = NULL;
+
+   if (e->dev)
+     seat = _get_seat(e->dev);
+
+   printf("The mouse on seat '%s' moved the wheel '%s'\n",
+          seat ? efl_input_device_name_get(seat) : "default",
+          e->z < 0 ? "up" : "down");
+   return ECORE_CALLBACK_PASS_ON;
+}
+
+static const char *
+_device_type_to_string(Efl_Input_Device_Class klass)
+{
+   switch (klass)
+     {
+      case EFL_INPUT_DEVICE_CLASS_NONE:
+         return "None";
+      case EFL_INPUT_DEVICE_CLASS_SEAT:
+         return "Seat";
+      case EFL_INPUT_DEVICE_CLASS_KEYBOARD:
+         return "Keyboard";
+      case EFL_INPUT_DEVICE_CLASS_MOUSE:
+         return "Mouse";
+      case EFL_INPUT_DEVICE_CLASS_TOUCH:
+         return "Touch";
+      case EFL_INPUT_DEVICE_CLASS_PEN:
+         return "Pen";
+      case EFL_INPUT_DEVICE_CLASS_WAND:
+         return "Wand";
+      case EFL_INPUT_DEVICE_CLASS_GAMEPAD:
+         return "Gamepad";
+      default:
+         return "Unknown";
+     }
+}
+
+static void
+_dev_added_or_removed(void *data EINA_UNUSED, const Efl_Event *event)
+{
+   Efl_Input_Device *dev = event->info;
+
+   printf("The device '%s' - class: '%s' - description: '%s' was '%s'\n",
+          efl_input_device_name_get(dev),
+          _device_type_to_string(efl_input_device_type_get(dev)),
+          efl_input_device_description_get(dev),
+          event->desc == EFL_CANVAS_EVENT_DEVICE_ADDED ? "added" : "removed");
+}
+
+int
+main(int argc EINA_UNUSED, char *argv[] EINA_UNUSED)
+{
+   Ecore_Evas *ee;
+   Evas *evas;
+   Evas_Object *bg, *rect;
+   Ecore_Animator *animator;
+   Eina_Bool r;
+   Ecore_Event_Handler *keydown_handler, *keyup_handler, *mouse_move,
+     *mouse_down, *mouse_up, *mouse_wheel;
+
+   ecore_evas_init();
+
+   ee = ecore_evas_new(NULL, 0, 0, 800, 600, NULL);
+
+   if (!ee)
+     {
+        fprintf(stderr, "Could not create the ecore evas\n");
+        return -1;
+     }
+
+   evas = ecore_evas_get(ee);
+
+   bg = evas_object_rectangle_add(evas);
+   evas_object_color_set(bg, 255, 255, 255, 255);
+   evas_object_move(bg, 0, 0);
+   evas_object_resize(bg, 800, 600);
+   evas_object_show(bg);
+
+   rect = evas_object_rectangle_add(evas);
+   evas_object_color_set(rect, 0, 255, 0, 255);
+   evas_object_resize(rect, 50, 50);
+   evas_object_move(rect, (800 - 50) /2, (600 - 50)/2);
+   evas_object_show(rect);
+
+   animator = ecore_animator_add(_anim, rect);
+
+   ecore_evas_show(ee);
+
+   r = ecore_evas_vnc_start(ee, "localhost", -1, _accept_cb, NULL);
+
+   if (!r)
+     {
+        fprintf(stderr, "Could not enable the VNC support!\n");
+        goto exit;
+     }
+
+   keydown_handler = ecore_event_handler_add(ECORE_EVENT_KEY_DOWN,
+                                             _keyboard_event, NULL);
+   keyup_handler = ecore_event_handler_add(ECORE_EVENT_KEY_UP,
+                                           _keyboard_event, NULL);
+   mouse_move = ecore_event_handler_add(ECORE_EVENT_MOUSE_MOVE, _mouse_move,
+                                        NULL);
+   mouse_up = ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_UP,
+                                      _mouse_button, NULL);
+   mouse_down = ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_DOWN,
+                                        _mouse_button, NULL);
+   mouse_wheel = ecore_event_handler_add(ECORE_EVENT_MOUSE_WHEEL,
+                                        _mouse_wheel, NULL);
+
+   efl_event_callback_add(evas, EFL_CANVAS_EVENT_DEVICE_ADDED,
+                          _dev_added_or_removed, NULL);
+   efl_event_callback_add(evas, EFL_CANVAS_EVENT_DEVICE_REMOVED,
+                          _dev_added_or_removed, NULL);
+   ecore_main_loop_begin();
+
+   ecore_event_handler_del(mouse_wheel);
+   ecore_event_handler_del(keydown_handler);
+   ecore_event_handler_del(keyup_handler);
+   ecore_event_handler_del(mouse_move);
+   ecore_event_handler_del(mouse_up);
+   ecore_event_handler_del(mouse_down);
+
+ exit:
+   ecore_evas_free(ee);
+   ecore_animator_del(animator);
+   ecore_evas_shutdown();
+   return 0;
+}