292 lines
7.9 KiB
C
292 lines
7.9 KiB
C
#include <stdlib.h>
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#include <gmodule.h>
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#include <clutter/clutter.h>
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#ifdef CLUTTER_WINDOWING_X11
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#include <clutter/x11/clutter-x11.h>
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#endif
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typedef struct {
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ClutterActor *stage;
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GHashTable *devices;
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} TestDevicesApp;
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static const gchar *
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device_type_name (ClutterInputDevice *device)
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{
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ClutterInputDeviceType d_type;
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d_type = clutter_input_device_get_device_type (device);
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switch (d_type)
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{
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case CLUTTER_POINTER_DEVICE:
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return "Pointer";
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case CLUTTER_KEYBOARD_DEVICE:
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return "Keyboard";
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case CLUTTER_EXTENSION_DEVICE:
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return "Extension";
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case CLUTTER_PEN_DEVICE:
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return "Pen";
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case CLUTTER_ERASER_DEVICE:
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return "Eraser";
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case CLUTTER_CURSOR_DEVICE:
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return "Cursor";
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default:
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return "Unknown";
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}
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}
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static const gchar *
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axis_type_name (ClutterInputAxis axis)
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{
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switch (axis)
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{
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case CLUTTER_INPUT_AXIS_X:
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return "Absolute X";
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case CLUTTER_INPUT_AXIS_Y:
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return "Absolute Y";
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case CLUTTER_INPUT_AXIS_PRESSURE:
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return "Pressure";
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case CLUTTER_INPUT_AXIS_XTILT:
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return "X Tilt";
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case CLUTTER_INPUT_AXIS_YTILT:
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return "Y Tilt";
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case CLUTTER_INPUT_AXIS_WHEEL:
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return "Wheel";
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default:
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return "Unknown";
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}
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}
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static gboolean
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stage_button_event_cb (ClutterActor *actor,
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ClutterEvent *event,
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TestDevicesApp *app)
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{
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ClutterInputDevice *device;
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ClutterInputDevice *source_device;
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ClutterActor *hand = NULL;
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gdouble *axes;
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guint n_axes, i;
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device = clutter_event_get_device (event);
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source_device = clutter_event_get_source_device (event);
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hand = g_hash_table_lookup (app->devices, device);
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g_print ("Device: '%s' (id:%d, type: %s, source: '%s', axes: %d)\n",
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clutter_input_device_get_device_name (device),
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clutter_input_device_get_device_id (device),
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device_type_name (device),
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source_device != device
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? clutter_input_device_get_device_name (source_device)
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: "<same>",
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clutter_input_device_get_n_axes (device));
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if (hand != NULL)
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{
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gfloat event_x, event_y;
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clutter_event_get_coords (event, &event_x, &event_y);
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clutter_actor_set_position (hand, event_x, event_y);
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}
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axes = clutter_event_get_axes (event, &n_axes);
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for (i = 0; i < n_axes; i++)
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{
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ClutterInputAxis axis;
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axis = clutter_input_device_get_axis (device, i);
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if (axis == CLUTTER_INPUT_AXIS_IGNORE)
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continue;
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g_print ("\tAxis[%2d][%s].value: %.2f\n",
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i,
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axis_type_name (axis),
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axes[i]);
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}
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return FALSE;
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}
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static gboolean
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stage_motion_event_cb (ClutterActor *actor,
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ClutterEvent *event,
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TestDevicesApp *app)
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{
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ClutterInputDevice *device;
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ClutterActor *hand = NULL;
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device = clutter_event_get_device (event);
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hand = g_hash_table_lookup (app->devices, device);
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if (hand != NULL)
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{
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gfloat event_x, event_y;
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clutter_event_get_coords (event, &event_x, &event_y);
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clutter_actor_set_position (hand, event_x, event_y);
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return TRUE;
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}
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return FALSE;
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}
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static void
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manager_device_added_cb (ClutterDeviceManager *manager,
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ClutterInputDevice *device,
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TestDevicesApp *app)
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{
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ClutterInputDeviceType device_type;
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ClutterActor *hand = NULL;
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g_print ("got a %s device '%s' with id %d\n",
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device_type_name (device),
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clutter_input_device_get_device_name (device),
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clutter_input_device_get_device_id (device));
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device_type = clutter_input_device_get_device_type (device);
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if (device_type == CLUTTER_POINTER_DEVICE ||
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device_type == CLUTTER_PEN_DEVICE ||
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device_type == CLUTTER_POINTER_DEVICE)
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{
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g_print ("*** enabling device '%s' ***\n",
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clutter_input_device_get_device_name (device));
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clutter_input_device_set_enabled (device, TRUE);
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hand = clutter_texture_new_from_file (TESTS_DATADIR
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G_DIR_SEPARATOR_S
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"redhand.png",
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NULL);
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g_hash_table_insert (app->devices, device, hand);
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clutter_container_add_actor (CLUTTER_CONTAINER (app->stage), hand);
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}
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}
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static void
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manager_device_removed_cb (ClutterDeviceManager *manager,
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ClutterInputDevice *device,
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TestDevicesApp *app)
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{
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ClutterInputDeviceType device_type;
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ClutterActor *hand = NULL;
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g_print ("removed a %s device '%s' with id %d\n",
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device_type_name (device),
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clutter_input_device_get_device_name (device),
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clutter_input_device_get_device_id (device));
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device_type = clutter_input_device_get_device_type (device);
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if (device_type == CLUTTER_POINTER_DEVICE ||
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device_type == CLUTTER_PEN_DEVICE ||
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device_type == CLUTTER_POINTER_DEVICE)
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{
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hand = g_hash_table_lookup (app->devices, device);
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if (hand != NULL)
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clutter_container_add_actor (CLUTTER_CONTAINER (app->stage), hand);
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g_hash_table_remove (app->devices, device);
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}
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}
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G_MODULE_EXPORT int
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test_devices_main (int argc, char **argv)
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{
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ClutterActor *stage;
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TestDevicesApp *app;
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ClutterDeviceManager *manager;
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const GSList *stage_devices, *l;
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#ifdef CLUTTER_WINDOWING_X11
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/* force enabling X11 support */
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clutter_x11_enable_xinput ();
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#endif
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if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
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return 1;
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app = g_new0 (TestDevicesApp, 1);
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app->devices = g_hash_table_new (g_direct_hash, g_direct_equal) ;
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stage = clutter_stage_new ();
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clutter_actor_set_background_color (stage, CLUTTER_COLOR_LightSkyBlue);
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clutter_stage_set_title (CLUTTER_STAGE (stage), "Devices");
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clutter_stage_hide_cursor (CLUTTER_STAGE (stage));
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g_signal_connect (stage,
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"destroy", G_CALLBACK (clutter_main_quit),
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NULL);
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g_signal_connect (stage,
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"motion-event", G_CALLBACK (stage_motion_event_cb),
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app);
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g_signal_connect (stage,
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"button-press-event", G_CALLBACK (stage_button_event_cb),
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app);
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app->stage = stage;
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clutter_actor_show_all (stage);
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manager = clutter_device_manager_get_default ();
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g_signal_connect (manager,
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"device-added", G_CALLBACK (manager_device_added_cb),
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app);
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g_signal_connect (manager,
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"device-removed", G_CALLBACK (manager_device_removed_cb),
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app);
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stage_devices = clutter_device_manager_peek_devices (manager);
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if (stage_devices == NULL)
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g_error ("No input devices found.");
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for (l = stage_devices; l != NULL; l = l->next)
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{
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ClutterInputDevice *device = l->data;
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ClutterInputDeviceType device_type;
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ClutterActor *hand = NULL;
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g_print ("got a %s device '%s' with id %d\n",
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device_type_name (device),
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clutter_input_device_get_device_name (device),
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clutter_input_device_get_device_id (device));
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device_type = clutter_input_device_get_device_type (device);
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if (device_type == CLUTTER_POINTER_DEVICE ||
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device_type == CLUTTER_PEN_DEVICE ||
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device_type == CLUTTER_POINTER_DEVICE)
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{
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g_print ("*** enabling device '%s' ***\n",
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clutter_input_device_get_device_name (device));
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clutter_input_device_set_enabled (device, TRUE);
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hand = clutter_texture_new_from_file (TESTS_DATADIR
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G_DIR_SEPARATOR_S
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"redhand.png",
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NULL);
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g_hash_table_insert (app->devices, device, hand);
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), hand);
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}
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}
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clutter_main ();
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return EXIT_SUCCESS;
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}
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