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mutter-performance-source/doc/cookbook/examples/layouts-box.c
Emmanuele Bassi 1c01554e6a cookbook: Begin porting examples to the new API
Start dropping the usage of deprecated classes and API.
2012-01-24 15:01:00 +00:00

97 lines
3.4 KiB
C

#include <stdlib.h>
#include <clutter/clutter.h>
static const ClutterColor stage_color = { 0x33, 0x33, 0x55, 0xff };
static const ClutterColor box_color = { 0xff, 0xff, 0xff, 0xff };
static const ClutterColor yellow_color = { 0xaa, 0xaa, 0x00, 0xff };
static const ClutterColor red_color = { 0xff, 0x00, 0x00, 0xff };
static const ClutterColor blue_color = { 0x00, 0x00, 0xff, 0xff };
int
main (int argc,
char *argv[])
{
ClutterActor *stage;
ClutterLayoutManager *box_layout;
ClutterActor *box;
ClutterActor *yellow;
ClutterActor *red;
ClutterActor *blue;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
stage = clutter_stage_new ();
clutter_actor_set_size (stage, 400, 400);
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
/* create a ClutterBoxLayout */
box_layout = clutter_box_layout_new ();
/* configure it to lay out actors vertically */
clutter_box_layout_set_vertical (CLUTTER_BOX_LAYOUT (box_layout), TRUE);
/* put 5px of spacing between actors */
clutter_box_layout_set_spacing (CLUTTER_BOX_LAYOUT (box_layout), 5);
/* actors are packed into this actor; we set its width, but
* allow its height to be determined by the children it contains
*/
box = clutter_actor_new ();
clutter_actor_set_layout_manager (box, box_layout);
clutter_actor_set_background_color (box, CLUTTER_COLOR_White);
clutter_actor_set_position (box, 100, 50);
clutter_actor_set_width (box, 200);
/* pack an actor into the layout and set all layout properties on it
* at the same time
*/
yellow = clutter_actor_new ();
clutter_actor_set_background_color (yellow, CLUTTER_COLOR_Yellow);
clutter_actor_set_size (yellow, 100, 100);
clutter_box_layout_pack (CLUTTER_BOX_LAYOUT (box_layout),
yellow,
FALSE, /* expand */
TRUE, /* x-fill */
FALSE, /* y-fill */
CLUTTER_BOX_ALIGNMENT_START, /* x-align */
CLUTTER_BOX_ALIGNMENT_START); /* y-align */
/* add an actor to the box as a container and set layout properties
* afterwards; the latter is useful if you want to change properties on
* actors already inside a layout, but note that you have to
* pass the function both the layout AND the container
*/
red = clutter_actor_new ();
clutter_actor_set_background_color (red, CLUTTER_COLOR_Red);
clutter_actor_set_size (red, 100, 100);
clutter_actor_add_child (box, red);
clutter_layout_manager_child_set (box_layout,
CLUTTER_CONTAINER (box),
red,
"x-fill", TRUE,
NULL);
blue = clutter_actor_new ();
clutter_actor_set_background_color (blue, CLUTTER_COLOR_Blue);
clutter_actor_set_size (blue, 100, 100);
clutter_actor_add_child (box, blue);
clutter_layout_manager_child_set (box_layout,
CLUTTER_CONTAINER (box),
blue,
"x-fill", TRUE,
NULL);
/* put the box on the stage */
clutter_actor_add_child (stage, box);
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}