static void
mx_expander_get_preferred_height (ClutterActor *actor,
gfloat for_width,
gfloat *min_height,
gfloat *pref_height)
{
MxExpanderPrivate *priv = MX_EXPANDER (actor)->priv;
ClutterActor *child;
MxPadding padding;
gfloat min_child_h, pref_child_h, min_label_h, pref_label_h, arrow_h;
gfloat available_w;
child = mx_bin_get_child (MX_BIN (actor));
mx_widget_get_padding (MX_WIDGET (actor), &padding);
available_w = for_width - padding.left - padding.right;
if (child)
{
clutter_actor_get_preferred_height (child,
available_w,
&min_child_h,
&pref_child_h);
min_child_h += priv->spacing;
pref_child_h += priv->spacing;
/* allocate the space multiplied by the progress of the "expansion"
* animation */
min_child_h *= priv->progress;
pref_child_h *= priv->progress;
}
else
{
min_child_h = 0;
pref_child_h = 0;
}
clutter_actor_get_preferred_height (priv->label,
available_w,
&min_label_h,
&pref_label_h);
clutter_actor_get_preferred_height (priv->arrow, -1, NULL, &arrow_h);
min_label_h = MAX (min_label_h, arrow_h);
pref_label_h = MAX (pref_label_h, arrow_h);
if (min_height)
*min_height = padding.top
+ min_child_h + min_label_h
+ padding.bottom;
if (pref_height)
*pref_height = padding.top
+ pref_child_h + pref_label_h
+ padding.bottom;
}
static void
mx_expander_foreach (ClutterContainer *container,
ClutterCallback callback,
gpointer user_data)
{
ClutterActor *child;
child = mx_bin_get_child (MX_BIN (container));
if (child)
callback (child, user_data);
}
static void
tile_created_cb (MexProxy *proxy,
GObject *content,
GObject *object,
gpointer controls)
{
const gchar *mime_type;
ClutterEffect *effect;
ClutterColor color = { 0, 0, 0, 60 };
/* filter out folders */
mime_type = mex_content_get_metadata (MEX_CONTENT (content),
MEX_CONTENT_METADATA_MIMETYPE);
if (g_strcmp0 (mime_type, "x-grl/box") == 0)
{
g_signal_stop_emission_by_name (proxy, "object-created");
return;
}
mex_tile_set_important (MEX_TILE (object), TRUE);
clutter_actor_set_reactive (CLUTTER_ACTOR (object), TRUE);
g_object_set (object, "thumb-height", 140, "thumb-width", 250, NULL);
g_signal_connect (object, "key-press-event", G_CALLBACK (key_press_event_cb),
controls);
g_signal_connect (object, "button-release-event",
G_CALLBACK (button_release_event_cb), controls);
effect = g_object_new (MEX_TYPE_SHADOW,
"radius-x", 15,
"radius-y", 15,
"color", &color,
"enabled", FALSE,
NULL);
clutter_actor_add_effect_with_name (CLUTTER_ACTOR (object), "shadow", effect);
effect = g_object_new (MEX_TYPE_SHADOW,
"radius-x", 15,
"radius-y", 15,
"color", &color,
NULL);
clutter_actor_add_effect_with_name (mx_bin_get_child (MX_BIN (object)),
"shadow", effect);
g_signal_connect (object, "focus-in", G_CALLBACK (tile_focus_in_cb), NULL);
g_signal_connect (object, "focus-out", G_CALLBACK (tile_focus_out_cb), NULL);
tile_focus_out_cb (MX_BIN (object));
}
static void
tile_focus_in_cb (MxBin *actor)
{
ClutterActorMeta *shadow;
shadow = (ClutterActorMeta*) clutter_actor_get_effect (CLUTTER_ACTOR (actor),
"shadow");
clutter_actor_meta_set_enabled (shadow, TRUE);
shadow =
(ClutterActorMeta*) clutter_actor_get_effect (mx_bin_get_child (actor),
"shadow");
clutter_actor_meta_set_enabled (shadow, FALSE);
}
static void
update_playing (MxButton *button, gboolean playing)
{
ClutterActor *child;
child = mx_bin_get_child (MX_BIN (button));
if (playing) {
mx_stylable_set_style_class (MX_STYLABLE (button), "PauseButton");
mx_icon_set_icon_name (MX_ICON (child), "media-playback-pause");
} else {
mx_stylable_set_style_class (MX_STYLABLE (button), "PlayButton");
mx_icon_set_icon_name (MX_ICON (child), "media-playback-start");
}
/* stop button? meh */
}
static void
mx_expander_get_preferred_width (ClutterActor *actor,
gfloat for_height,
gfloat *min_width,
gfloat *pref_width)
{
MxExpanderPrivate *priv = MX_EXPANDER (actor)->priv;
ClutterActor *child;
MxPadding padding;
gfloat min_child_w, pref_child_w, min_label_w, pref_label_w, arrow_w;
child = mx_bin_get_child (MX_BIN (actor));
mx_widget_get_padding (MX_WIDGET (actor), &padding);
if (child)
{
clutter_actor_get_preferred_width (child,
-1,
&min_child_w,
&pref_child_w);
}
else
{
min_child_w = 0;
pref_child_w = 0;
}
clutter_actor_get_preferred_width (priv->label,
-1, &min_label_w, &pref_label_w);
clutter_actor_get_preferred_width (priv->arrow,
-1, NULL, &arrow_w);
/* TODO: create a style property for this padding between arrow and label */
if (arrow_w)
arrow_w += 6.0f;
if (min_width)
*min_width = padding.left
+ MAX (min_child_w, min_label_w + arrow_w)
+ padding.right;
if (pref_width)
*pref_width = padding.left
+ MAX (pref_child_w, pref_label_w + arrow_w)
+ padding.right;
}
static void
timeline_complete (ClutterTimeline *timeline,
ClutterActor *expander)
{
guchar opacity;
ClutterActor *child;
MxExpanderPrivate *priv = MX_EXPANDER (expander)->priv;
g_signal_emit (expander, expander_signals[EXPAND_COMPLETE], 0);
/* if the expander is now closed, update the style */
if (!priv->expanded)
{
clutter_actor_set_name (priv->arrow, "mx-expander-arrow-closed");
mx_stylable_set_style_class (MX_STYLABLE (expander), "closed-expander");
clutter_actor_queue_relayout (expander);
}
child = mx_bin_get_child (MX_BIN (expander));
if (!child)
return;
/* continue only if we are "opening" */
if (!priv->expanded)
return;
/* we can't do an animation if there is already one in progress,
* because we cannot get the actors original opacity */
if (clutter_actor_get_animation (child))
{
clutter_actor_show (child);
return;
}
opacity = clutter_actor_get_opacity (child);
clutter_actor_set_opacity (child, 0);
clutter_actor_show (child);
clutter_actor_animate (child, CLUTTER_EASE_IN_SINE, 100,
"opacity", opacity,
NULL);
}
static void
mx_expander_add (ClutterContainer *container,
ClutterActor *actor)
{
MxExpander *expander = MX_EXPANDER (container);
MxExpanderPrivate *priv = expander->priv;
/* Override the container add method so we can hide the actor if the
expander is not expanded */
/* chain up */
container_parent_class->add (container, actor);
if (!priv->expanded)
{
actor = mx_bin_get_child (MX_BIN (container));
if (actor)
clutter_actor_hide (actor);
}
}
static void
mx_expander_update (MxExpander *expander)
{
MxExpanderPrivate *priv = expander->priv;
ClutterActor *child;
if (priv->expanded)
{
clutter_actor_set_name (priv->arrow, "mx-expander-arrow-open");
mx_stylable_set_style_class (MX_STYLABLE (expander), "open-expander");
}
/* closed state is set when animation is finished */
child = mx_bin_get_child (MX_BIN (expander));
if (!child)
return;
/* setup and start the expansion animation */
if (!priv->expanded)
{
clutter_actor_hide (child);
clutter_timeline_set_direction (priv->timeline,
CLUTTER_TIMELINE_BACKWARD);
}
else
{
clutter_timeline_set_direction (priv->timeline,
CLUTTER_TIMELINE_FORWARD);
}
if (!clutter_timeline_is_playing (priv->timeline))
clutter_timeline_rewind (priv->timeline);
clutter_timeline_start (priv->timeline);
}
static void
mx_button_update_contents (MxButton *self)
{
MxButtonPrivate *priv = self->priv;
ClutterActor *child;
gboolean icon_visible, label_visible;
const gchar *text;
/* If the icon doesn't have a name set, treat it as
* not-visible.
*/
if (priv->icon_visible && mx_icon_get_icon_name (MX_ICON (priv->icon)))
icon_visible = TRUE;
else
icon_visible = FALSE;
text = clutter_text_get_text (CLUTTER_TEXT (priv->label));
if (priv->label_visible && text && (strcmp (text, "") != 0))
label_visible = TRUE;
else
label_visible = FALSE;
/* replace any custom content */
child = mx_bin_get_child (MX_BIN (self));
if (child != priv->hbox)
mx_bin_set_child (MX_BIN (self), priv->hbox);
/* Handle the simple cases first */
if (!icon_visible && !label_visible)
{
clutter_actor_hide (priv->hbox);
return;
}
/* ensure the hbox is visible */
clutter_actor_show (priv->hbox);
if (icon_visible && !label_visible)
{
clutter_actor_show (priv->icon);
clutter_actor_hide (priv->label);
clutter_actor_set_child_below_sibling (priv->hbox, priv->icon, NULL);
return;
}
if (!icon_visible && label_visible)
{
clutter_actor_hide (priv->icon);
clutter_actor_show (priv->label);
clutter_actor_set_child_below_sibling (priv->hbox, priv->label, NULL);
return;
}
/* Both the icon and text are visible, handle this case */
clutter_actor_show (priv->icon);
clutter_actor_show (priv->label);
switch (priv->icon_position)
{
case MX_POSITION_TOP:
mx_box_layout_set_orientation (MX_BOX_LAYOUT (priv->hbox),
MX_ORIENTATION_VERTICAL);
clutter_actor_set_child_below_sibling (priv->hbox, priv->icon, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->label, "x-align", MX_ALIGN_MIDDLE,
"y-align", MX_ALIGN_END, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->icon, "x-align", MX_ALIGN_MIDDLE,
"y-align", MX_ALIGN_START, NULL);
break;
case MX_POSITION_RIGHT:
mx_box_layout_set_orientation (MX_BOX_LAYOUT (priv->hbox),
MX_ORIENTATION_HORIZONTAL);
clutter_actor_set_child_above_sibling (priv->hbox, priv->icon, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->label, "x-align", MX_ALIGN_START,
"y-align", MX_ALIGN_MIDDLE, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->icon, "x-align", MX_ALIGN_END,
"y-align", MX_ALIGN_MIDDLE, NULL);
break;
case MX_POSITION_BOTTOM:
mx_box_layout_set_orientation (MX_BOX_LAYOUT (priv->hbox),
MX_ORIENTATION_VERTICAL);
clutter_actor_set_child_above_sibling (priv->hbox, priv->icon, NULL);
mx_box_layout_child_set_x_align (MX_BOX_LAYOUT (priv->hbox),
priv->label, MX_ALIGN_MIDDLE);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->label, "x-align", MX_ALIGN_MIDDLE,
"y-align", MX_ALIGN_START, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->icon, "x-align", MX_ALIGN_MIDDLE,
"y-align", MX_ALIGN_END, NULL);
break;
case MX_POSITION_LEFT:
mx_box_layout_set_orientation (MX_BOX_LAYOUT (priv->hbox),
MX_ORIENTATION_HORIZONTAL);
clutter_actor_set_child_below_sibling (priv->hbox, priv->icon, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->label, "x-align", MX_ALIGN_END,
"y-align", MX_ALIGN_MIDDLE, NULL);
clutter_container_child_set (CLUTTER_CONTAINER (priv->hbox),
priv->icon, "x-align", MX_ALIGN_START,
"y-align", MX_ALIGN_MIDDLE, NULL);
break;
}
}
static void
mx_viewport_allocate (ClutterActor *self,
const ClutterActorBox *box,
ClutterAllocationFlags flags)
{
MxViewportPrivate *priv = MX_VIEWPORT (self)->priv;
MxPadding padding;
ClutterActor *child;
gfloat width, height;
gfloat available_width, available_height;
/* Chain up. */
CLUTTER_ACTOR_CLASS (mx_viewport_parent_class)-> allocate (self, box, flags);
mx_widget_get_padding (MX_WIDGET (self), &padding);
available_width = box->x2 - box->x1 - padding.left - padding.right;
available_height = box->y2 - box->y1 - padding.top - padding.bottom;
child = mx_bin_get_child (MX_BIN (self));
if (child)
{
gfloat natural_width, natural_height;
ClutterActorBox child_box;
MxAlign x_align, y_align;
gboolean x_fill, y_fill;
clutter_actor_get_preferred_size (child, NULL, NULL, &natural_width,
&natural_height);
mx_bin_get_fill (MX_BIN (self), &x_fill, &y_fill);
if (x_fill && (available_width > natural_width))
width = available_width;
else
width = natural_width;
if (y_fill && (available_height > natural_height))
height = available_height;
else
height = natural_height;
mx_bin_get_alignment (MX_BIN (self), &x_align, &y_align);
if (!x_fill && width < available_width)
{
switch (x_align)
{
case MX_ALIGN_START:
child_box.x1 = padding.left;
break;
case MX_ALIGN_MIDDLE:
child_box.x1 = padding.left + (available_width - width) / 2.f;
break;
case MX_ALIGN_END:
child_box.x1 = box->x2 - box->x1 - padding.right - width;
break;
}
}
else
child_box.x1 = padding.left;
if (!y_fill && height < available_height)
{
switch (y_align)
{
case MX_ALIGN_START:
child_box.y1 = padding.top;
break;
case MX_ALIGN_MIDDLE:
child_box.y1 = padding.top + (available_height - height) / 2.f;
break;
case MX_ALIGN_END:
child_box.y1 = box->y2 - box->y1 - padding.bottom - height;
break;
}
}
else
child_box.y1 = padding.top;
child_box.x2 = child_box.x1 + width;
child_box.y2 = child_box.y1 + height;
clutter_actor_allocate (child, &child_box, flags);
}
else
{
width = 0;
height = 0;
}
/* Refresh adjustments */
if (priv->sync_adjustments)
{
if (priv->hadjustment)
{
g_object_set (G_OBJECT (priv->hadjustment),
"lower", 0.0,
"page-size", available_width,
"upper", width,
"page-increment", available_width / 3,
"step-increment", available_width / 12,
NULL);
}
if (priv->vadjustment)
{
g_object_set (G_OBJECT (priv->vadjustment),
"lower", 0.0,
"page-size", available_height,
"upper", height,
"page-increment", available_height / 3,
"step-increment", available_height / 12,
NULL);
}
}
}
static void
mex_media_controls_init (MexMediaControls *self)
{
ClutterActor *actor;
ClutterScript *script;
GError *err = NULL;
MxAdjustment *adjustment;
ClutterActor *related_box;
gchar *tmp;
MexMediaControlsPrivate *priv = self->priv = MEDIA_CONTROLS_PRIVATE (self);
priv->script = script = clutter_script_new ();
tmp = g_build_filename (mex_get_data_dir (), "json", "media-controls.json",
NULL);
clutter_script_load_from_file (script, tmp, &err);
g_free (tmp);
if (err)
g_error ("Could not load media controls interface: %s", err->message);
priv->vbox =
(ClutterActor*) clutter_script_get_object (script, "media-controls");
clutter_actor_set_parent (priv->vbox, CLUTTER_ACTOR (self));
/* add shadow to media controls box */
actor = (ClutterActor *) clutter_script_get_object (script,
"media-controls-box");
clutter_actor_add_effect (actor, CLUTTER_EFFECT (mex_shadow_new ()));
/* vertical fade effect */
priv->vertical_effect = mx_fade_effect_new ();
clutter_actor_add_effect (priv->vbox, priv->vertical_effect);
mx_scrollable_get_adjustments (MX_SCROLLABLE (mx_bin_get_child (MX_BIN (priv->vbox))),
NULL, &adjustment);
g_signal_connect (adjustment, "changed",
G_CALLBACK (notify_vertical_changed_cb), self);
g_signal_connect (adjustment, "notify::value",
G_CALLBACK (notify_vertical_value_cb), self);
/* horizontal fade effect */
priv->horizontal_effect = mx_fade_effect_new ();
related_box = (ClutterActor *) clutter_script_get_object (priv->script,
"related-box");
clutter_actor_add_effect (related_box, priv->horizontal_effect);
mx_scrollable_get_adjustments (MX_SCROLLABLE (related_box), &adjustment,
NULL);
g_signal_connect (adjustment, "changed",
G_CALLBACK (notify_horizontal_changed_cb), self);
g_signal_connect (adjustment, "notify::value",
G_CALLBACK (notify_horizontal_value_cb), self);
/* slider setup */
priv->slider = (ClutterActor*) clutter_script_get_object (script, "slider");
g_signal_connect (priv->slider, "notify::value",
G_CALLBACK (slider_value_changed_cb), self);
g_signal_connect (priv->slider, "captured-event",
G_CALLBACK (slider_captured_event), self);
priv->play_pause_action =
(MxAction*) clutter_script_get_object (script, "play-pause-action");
priv->stop_action =
(MxAction*) clutter_script_get_object (script, "stop-action");
priv->add_to_queue_action =
(MxAction*) clutter_script_get_object (script, "add-to-queue-action");
priv->queue_button =
(ClutterActor *) clutter_script_get_object (script, "add-to-queue-button");
g_signal_connect (priv->play_pause_action, "activated",
G_CALLBACK (mex_media_controls_play_cb), self);
g_signal_connect (priv->stop_action, "activated",
G_CALLBACK (mex_media_controls_stop_cb), self);
#if 0
g_signal_connect (priv->add_to_queue_action, "activated",
G_CALLBACK (mex_media_controls_add_to_queue_cb), self);
#endif
/* proxy setup */
priv->proxy_model = MEX_VIEW_MODEL (mex_view_model_new (NULL));
/* FIXME: Set an arbitrary 200-item limit as we can't handle large
* amounts of actors without massive slow-down.
*/
mex_view_model_set_limit (priv->proxy_model, 200);
priv->proxy = mex_content_proxy_new (MEX_MODEL (priv->proxy_model),
CLUTTER_CONTAINER (related_box),
MEX_TYPE_CONTENT_TILE);
g_signal_connect (priv->proxy, "object-created", G_CALLBACK (tile_created_cb),
self);
priv->is_disabled = TRUE;
}
static void
mx_expander_allocate (ClutterActor *actor,
const ClutterActorBox *box,
ClutterAllocationFlags flags)
{
ClutterActor *child;
MxExpanderPrivate *priv = MX_EXPANDER (actor)->priv;
ClutterActorBox child_box;
MxPadding padding;
gfloat label_w, label_h;
gfloat available_w, available_h, min_w, min_h, arrow_h, arrow_w;
MxAlign x_align, y_align;
gboolean x_fill, y_fill;
/* chain up to store allocation */
CLUTTER_ACTOR_CLASS (mx_expander_parent_class)->allocate (actor, box, flags);
mx_widget_get_padding (MX_WIDGET (actor), &padding);
g_object_get (G_OBJECT (actor),
"x-align", &x_align,
"y-align", &y_align,
"x-fill", &x_fill,
"y-fill", &y_fill,
NULL);
available_w = (box->x2 - box->x1) - padding.left - padding.right;
available_h = (box->y2 - box->y1) - padding.top - padding.bottom;
/* arrow */
clutter_actor_get_preferred_width (priv->arrow, -1, NULL, &arrow_w);
arrow_w = MIN (arrow_w, available_w);
clutter_actor_get_preferred_height (priv->arrow, -1, NULL, &arrow_h);
arrow_h = MIN (arrow_h, available_h);
child_box.x1 = padding.left;
child_box.x2 = child_box.x1 + arrow_w;
child_box.y1 = padding.top;
child_box.y2 = child_box.y1 + arrow_h;
clutter_actor_allocate (priv->arrow, &child_box, flags);
/* label */
min_h = 0;
min_w = 0;
clutter_actor_get_preferred_width (priv->label,
available_h, &min_w, &label_w);
label_w = CLAMP (label_w, min_w, available_w);
clutter_actor_get_preferred_height (priv->label,
label_w, &min_h, &label_h);
label_h = CLAMP (label_h, min_h, available_h);
/* TODO: make a style property for padding between arrow and label */
child_box.x1 = padding.left + arrow_w + 6.0f;
child_box.x2 = child_box.x1 + label_w;
child_box.y1 = padding.top;
child_box.y2 = child_box.y1 + MAX (label_h, arrow_h);
mx_allocate_align_fill (priv->label, &child_box, MX_ALIGN_START,
MX_ALIGN_MIDDLE, FALSE, FALSE);
clutter_actor_allocate (priv->label, &child_box, flags);
/* remove label height and spacing for child calculations */
available_h -= MAX (label_h, arrow_h) + priv->spacing;
/* child */
child = mx_bin_get_child (MX_BIN (actor));
if (child && CLUTTER_ACTOR_IS_VISIBLE (child))
{
child_box.x1 = padding.left;
child_box.x2 = child_box.x1 + available_w;
child_box.y1 = padding.top + priv->spacing + MAX (label_h, arrow_h);
child_box.y2 = child_box.y1 + available_h;
mx_allocate_align_fill (child, &child_box,
x_align, y_align,
x_fill, y_fill);
clutter_actor_allocate (child, &child_box, flags);
}
}