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aece642adb
Make sure users get the idea that clutter_init()
has a return value that needs to be checked.
These were fixed via sed magic:
sed -i -s -e "s/clutter_init (.*)/\
if (& != CLUTTER_INIT_SUCCESS)\n return 1/"\
doc/*/*/*.{c,xml} doc/*/*.xml
http://bugzilla.clutter-project.org/show_bug.cgi?id=2574
105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
#include <stdlib.h>
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#include <clutter/clutter.h>
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#define UI_FILE "animations-reuse-ui.json"
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#define ANIMATION_FILE "animations-reuse-animation.json"
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static gboolean
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load_script_from_file (ClutterScript *script,
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gchar *filename)
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{
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GError *error = NULL;
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clutter_script_load_from_file (script, filename, &error);
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if (error != NULL)
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{
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g_critical ("Error loading ClutterScript file %s\n%s", filename, error->message);
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g_error_free (error);
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exit (EXIT_FAILURE);
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}
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return TRUE;
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}
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gboolean
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foo_button_pressed_cb (ClutterActor *actor,
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ClutterEvent *event,
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gpointer user_data)
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{
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ClutterScript *ui = CLUTTER_SCRIPT (user_data);
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ClutterStage *stage = CLUTTER_STAGE (clutter_script_get_object (ui, "stage"));
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ClutterScript *script;
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ClutterActor *rig;
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ClutterAnimator *animator;
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/* load the rig and its animator from a JSON file */
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script = clutter_script_new ();
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/* use a function defined statically in this source file to load the JSON */
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load_script_from_file (script, ANIMATION_FILE);
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clutter_script_get_objects (script,
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"rig", &rig,
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"animator", &animator,
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NULL);
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/* remove the button press handler from the rectangle */
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g_signal_handlers_disconnect_matched (actor,
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G_SIGNAL_MATCH_FUNC,
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0,
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0,
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NULL,
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foo_button_pressed_cb,
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NULL);
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/* add a callback to clean up the script when the rig is destroyed */
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g_object_set_data_full (G_OBJECT (rig), "script", script, g_object_unref);
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/* add the rig to the stage */
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clutter_container_add_actor (CLUTTER_CONTAINER (stage), rig);
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/* place the rig at the same coordinates on the stage as the rectangle */
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clutter_actor_set_position (rig,
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clutter_actor_get_x (actor),
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clutter_actor_get_y (actor));
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/* put the rectangle into the top-left corner of the rig */
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clutter_actor_reparent (actor, rig);
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clutter_actor_set_position (actor, 0, 0);
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/* animate the rig */
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clutter_animator_start (animator);
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return TRUE;
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}
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int
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main (int argc, char *argv[])
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{
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ClutterScript *script;
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ClutterActor *stage;
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if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
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return 1;
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script = clutter_script_new ();
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load_script_from_file (script, UI_FILE);
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clutter_script_connect_signals (script, script);
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clutter_script_get_objects (script,
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"stage", &stage,
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NULL);
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clutter_actor_show (stage);
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clutter_main ();
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g_object_unref (script);
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return EXIT_SUCCESS;
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}
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