static void
clutter_flow_layout_set_container (ClutterLayoutManager *manager,
ClutterContainer *container)
{
ClutterFlowLayoutPrivate *priv = CLUTTER_FLOW_LAYOUT (manager)->priv;
ClutterLayoutManagerClass *parent_class;
priv->container = container;
if (priv->container != NULL)
{
ClutterRequestMode request_mode;
/* we need to change the :request-mode of the container
* to match the orientation
*/
request_mode = (priv->orientation == CLUTTER_FLOW_HORIZONTAL)
? CLUTTER_REQUEST_HEIGHT_FOR_WIDTH
: CLUTTER_REQUEST_WIDTH_FOR_HEIGHT;
clutter_actor_set_request_mode (CLUTTER_ACTOR (priv->container),
request_mode);
}
parent_class = CLUTTER_LAYOUT_MANAGER_CLASS (clutter_flow_layout_parent_class);
parent_class->set_container (manager, container);
}
/* Re-layout and allocate children of container we manage */
static void _xfdashboard_box_layout_allocate(ClutterLayoutManager *inLayoutManager,
ClutterContainer *inContainer,
const ClutterActorBox *inAllocation,
ClutterAllocationFlags inFlags)
{
ClutterTextDirection textDirection;
ClutterActor *child;
ClutterActorIter iter;
ClutterActorBox childBox;
gfloat containerWidth;
g_return_if_fail(XFDASHBOARD_IS_BOX_LAYOUT(inLayoutManager));
g_return_if_fail(CLUTTER_IS_CONTAINER(inContainer));
/* Chain up to calculate and store the allocation of children */
CLUTTER_LAYOUT_MANAGER_CLASS(xfdashboard_box_layout_parent_class)->allocate(inLayoutManager,
inContainer,
inAllocation,
inFlags);
/* Right-to-left text direction only affects horizontal orientation.
* If orientation is not horizontal or text direction is not right-to-left
* then there is nothing to do.
*/
if(clutter_box_layout_get_orientation(CLUTTER_BOX_LAYOUT(inLayoutManager))!=CLUTTER_ORIENTATION_HORIZONTAL)
{
return;
}
textDirection=clutter_actor_get_text_direction(CLUTTER_ACTOR(inContainer));
if(textDirection==CLUTTER_TEXT_DIRECTION_DEFAULT) textDirection=clutter_get_default_text_direction();
if(textDirection!=CLUTTER_TEXT_DIRECTION_RTL)
{
return;
}
/* Iterate through children and recalculate x-coordination of each
* children allocation by "mirroring" x-coordinate.
*/
containerWidth=clutter_actor_box_get_width(inAllocation);
clutter_actor_iter_init(&iter, CLUTTER_ACTOR(inContainer));
while(clutter_actor_iter_next(&iter, &child))
{
gfloat x1, x2;
/* Get position and size of child */
clutter_actor_get_allocation_box(child, &childBox);
/* Set new allocation of child */
x1=containerWidth-childBox.x2;
x2=containerWidth-childBox.x1;
childBox.x1=x1;
childBox.x2=x2;
clutter_actor_allocate(child, &childBox, inFlags);
}
}
/* Class initialization
* Override functions in parent classes and define properties
* and signals
*/
static void xfdashboard_box_layout_class_init(XfdashboardBoxLayoutClass *klass)
{
ClutterLayoutManagerClass *layoutClass=CLUTTER_LAYOUT_MANAGER_CLASS(klass);
/* Override functions */
layoutClass->allocate=_xfdashboard_box_layout_allocate;
}
static void
clutter_bin_layout_class_init (ClutterBinLayoutClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
ClutterLayoutManagerClass *layout_class =
CLUTTER_LAYOUT_MANAGER_CLASS (klass);
g_type_class_add_private (klass, sizeof (ClutterBinLayoutPrivate));
/**
* ClutterBinLayout:x-align:
*
* The default horizontal alignment policy for actors managed
* by the #ClutterBinLayout
*
* Since: 1.2
*
* Deprecated: 1.12: Use the #ClutterActor:x-expand and the
* #ClutterActor:x-align properties on #ClutterActor instead.
*/
bin_props[PROP_X_ALIGN] =
g_param_spec_enum ("x-align",
P_("Horizontal Alignment"),
P_("Default horizontal alignment for the actors "
"inside the layout manager"),
CLUTTER_TYPE_BIN_ALIGNMENT,
CLUTTER_BIN_ALIGNMENT_CENTER,
CLUTTER_PARAM_READWRITE);
/**
* ClutterBinLayout:y-align:
*
* The default vertical alignment policy for actors managed
* by the #ClutterBinLayout
*
* Since: 1.2
*
* Deprecated: 1.12: Use the #ClutterActor:y-expand and the
* #ClutterActor:y-align properties on #ClutterActor instead.
*/
bin_props[PROP_Y_ALIGN] =
g_param_spec_enum ("y-align",
P_("Vertical Alignment"),
P_("Default vertical alignment for the actors "
"inside the layout manager"),
CLUTTER_TYPE_BIN_ALIGNMENT,
CLUTTER_BIN_ALIGNMENT_CENTER,
CLUTTER_PARAM_READWRITE);
gobject_class->set_property = clutter_bin_layout_set_property;
gobject_class->get_property = clutter_bin_layout_get_property;
g_object_class_install_properties (gobject_class, PROP_LAST, bin_props);
layout_class->get_preferred_width = clutter_bin_layout_get_preferred_width;
layout_class->get_preferred_height = clutter_bin_layout_get_preferred_height;
layout_class->allocate = clutter_bin_layout_allocate;
layout_class->create_child_meta = clutter_bin_layout_create_child_meta;
layout_class->get_child_meta_type = clutter_bin_layout_get_child_meta_type;
layout_class->set_container = clutter_bin_layout_set_container;
}
static void
clutter_fixed_layout_class_init (ClutterFixedLayoutClass *klass)
{
ClutterLayoutManagerClass *manager_class =
CLUTTER_LAYOUT_MANAGER_CLASS (klass);
manager_class->get_preferred_width =
clutter_fixed_layout_get_preferred_width;
manager_class->get_preferred_height =
clutter_fixed_layout_get_preferred_height;
manager_class->allocate = clutter_fixed_layout_allocate;
}
static void
clutter_table_layout_class_init (ClutterTableLayoutClass *klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
ClutterLayoutManagerClass *layout_class;
GParamSpec *pspec;
layout_class = CLUTTER_LAYOUT_MANAGER_CLASS (klass);
gobject_class->set_property = clutter_table_layout_set_property;
gobject_class->get_property = clutter_table_layout_get_property;
gobject_class->finalize = clutter_table_layout_finalize;
layout_class->get_preferred_width =
clutter_table_layout_get_preferred_width;
layout_class->get_preferred_height =
clutter_table_layout_get_preferred_height;
layout_class->allocate = clutter_table_layout_allocate;
layout_class->set_container = clutter_table_layout_set_container;
layout_class->get_child_meta_type =
clutter_table_layout_get_child_meta_type;
g_type_class_add_private (klass, sizeof (ClutterTableLayoutPrivate));
/**
* ClutterTableLayout:column-spacing:
*
* The spacing between columns of the #ClutterTableLayout, in pixels
*
*
*/
pspec = g_param_spec_uint ("column-spacing",
P_("Column Spacing"),
P_("Spacing between columns"),
0, G_MAXUINT, 0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_COLUMN_SPACING, pspec);
/**
* ClutterTableLayout:row-spacing:
*
* The spacing between rows of the #ClutterTableLayout, in pixels
*
*
*/
pspec = g_param_spec_uint ("row-spacing",
P_("Row Spacing"),
P_("Spacing between rows"),
0, G_MAXUINT, 0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_ROW_SPACING, pspec);
}
static void
clutter_bin_layout_set_container (ClutterLayoutManager *manager,
ClutterContainer *container)
{
ClutterBinLayoutPrivate *priv;
ClutterLayoutManagerClass *parent_class;
priv = CLUTTER_BIN_LAYOUT (manager)->priv;
priv->container = container;
parent_class = CLUTTER_LAYOUT_MANAGER_CLASS (clutter_bin_layout_parent_class);
parent_class->set_container (manager, container);
}
/* Class initialization
* Override functions in parent classes and define properties
* and signals
*/
static void xfdashboard_fill_box_layout_class_init(XfdashboardFillBoxLayoutClass *klass)
{
ClutterLayoutManagerClass *layoutClass=CLUTTER_LAYOUT_MANAGER_CLASS(klass);
GObjectClass *gobjectClass=G_OBJECT_CLASS(klass);
/* Override functions */
layoutClass->get_preferred_width=_xfdashboard_fill_box_layout_get_preferred_width;
layoutClass->get_preferred_height=_xfdashboard_fill_box_layout_get_preferred_height;
layoutClass->allocate=_xfdashboard_fill_box_layout_allocate;
gobjectClass->set_property=_xfdashboard_fill_box_layout_set_property;
gobjectClass->get_property=_xfdashboard_fill_box_layout_get_property;
/* Set up private structure */
g_type_class_add_private(klass, sizeof(XfdashboardFillBoxLayoutPrivate));
/* Define properties */
XfdashboardFillBoxLayoutProperties[PROP_ORIENTATION]=
g_param_spec_enum("orientation",
_("Orientation"),
_("The orientation to layout children"),
CLUTTER_TYPE_ORIENTATION,
CLUTTER_ORIENTATION_HORIZONTAL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardFillBoxLayoutProperties[PROP_SPACING]=
g_param_spec_float("spacing",
_("spacing"),
_("The spacing between children"),
0.0f,
G_MAXFLOAT,
0.0f,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardFillBoxLayoutProperties[PROP_HOMOGENEOUS]=
g_param_spec_boolean("homogeneous",
_("Homogeneous"),
_("Whether the layout should be homogeneous, i.e. all children get the same size"),
FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT);
XfdashboardFillBoxLayoutProperties[PROP_KEEP_ASPECT]=
g_param_spec_boolean("keep-aspect",
_("Keep aspect"),
_("Whether all children should keep their aspect"),
FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties(gobjectClass, PROP_LAST, XfdashboardFillBoxLayoutProperties);
}
static void
clutter_flow_layout_class_init (ClutterFlowLayoutClass *klass)
{
GObjectClass *gobject_class;
ClutterLayoutManagerClass *layout_class;
gobject_class = G_OBJECT_CLASS (klass);
layout_class = CLUTTER_LAYOUT_MANAGER_CLASS (klass);
layout_class->get_preferred_width =
clutter_flow_layout_get_preferred_width;
layout_class->get_preferred_height =
clutter_flow_layout_get_preferred_height;
layout_class->allocate = clutter_flow_layout_allocate;
layout_class->set_container = clutter_flow_layout_set_container;
/**
* ClutterFlowLayout:orientation:
*
* The orientation of the #ClutterFlowLayout. The children
* of the layout will be layed out following the orientation.
*
* This property also controls the overflowing directions
*
* Since: 1.2
*/
flow_properties[PROP_ORIENTATION] =
g_param_spec_enum ("orientation",
P_("Orientation"),
P_("The orientation of the layout"),
CLUTTER_TYPE_FLOW_ORIENTATION,
CLUTTER_FLOW_HORIZONTAL,
CLUTTER_PARAM_READWRITE | G_PARAM_CONSTRUCT);
/**
* ClutterFlowLayout:homogeneous:
*
* Whether each child inside the #ClutterFlowLayout should receive
* the same allocation
*
* Since: 1.2
*/
flow_properties[PROP_HOMOGENEOUS] =
g_param_spec_boolean ("homogeneous",
P_("Homogeneous"),
P_("Whether each item should receive the same allocation"),
FALSE,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:column-spacing:
*
* The spacing between columns, in pixels; the value of this
* property is honoured by horizontal non-overflowing layouts
* and by vertical overflowing layouts
*
* Since: 1.2
*/
flow_properties[PROP_COLUMN_SPACING] =
g_param_spec_float ("column-spacing",
P_("Column Spacing"),
P_("The spacing between columns"),
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:row-spacing:
*
* The spacing between rows, in pixels; the value of this
* property is honoured by vertical non-overflowing layouts and
* by horizontal overflowing layouts
*
* Since: 1.2
*/
flow_properties[PROP_ROW_SPACING] =
g_param_spec_float ("row-spacing",
P_("Row Spacing"),
P_("The spacing between rows"),
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:min-column-width:
*
* Minimum width for each column in the layout, in pixels
*
* Since: 1.2
*/
flow_properties[PROP_MIN_COLUMN_WIDTH] =
g_param_spec_float ("min-column-width",
P_("Minimum Column Width"),
P_("Minimum width for each column"),
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:max-column-width:
*
* Maximum width for each column in the layout, in pixels. If
* set to -1 the width will be the maximum child width
*
* Since: 1.2
*/
flow_properties[PROP_MAX_COLUMN_WIDTH] =
g_param_spec_float ("max-column-width",
P_("Maximum Column Width"),
P_("Maximum width for each column"),
-1.0, G_MAXFLOAT,
-1.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:min-row-height:
*
* Minimum height for each row in the layout, in pixels
*
* Since: 1.2
*/
flow_properties[PROP_MIN_ROW_HEGHT] =
g_param_spec_float ("min-row-height",
P_("Minimum Row Height"),
P_("Minimum height for each row"),
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:max-row-height:
*
* Maximum height for each row in the layout, in pixels. If
* set to -1 the width will be the maximum child height
*
* Since: 1.2
*/
flow_properties[PROP_MAX_ROW_HEIGHT] =
g_param_spec_float ("max-row-height",
P_("Maximum Row Height"),
P_("Maximum height for each row"),
-1.0, G_MAXFLOAT,
-1.0,
CLUTTER_PARAM_READWRITE);
/**
* ClutterFlowLayout:snap-to-grid:
*
* Whether the #ClutterFlowLayout should arrange its children
* on a grid
*
* Since: 1.16
*/
flow_properties[PROP_SNAP_TO_GRID] =
g_param_spec_boolean ("snap-to-grid",
P_("Snap to grid"),
P_("Snap to grid"),
TRUE,
CLUTTER_PARAM_READWRITE);
gobject_class->finalize = clutter_flow_layout_finalize;
gobject_class->set_property = clutter_flow_layout_set_property;
gobject_class->get_property = clutter_flow_layout_get_property;
g_object_class_install_properties (gobject_class,
N_PROPERTIES,
flow_properties);
}
/* Class initialization
* Override functions in parent classes and define properties
* and signals
*/
static void xfdashboard_scaled_table_layout_class_init(XfdashboardScaledTableLayoutClass *klass)
{
ClutterLayoutManagerClass *layoutClass=CLUTTER_LAYOUT_MANAGER_CLASS(klass);
GObjectClass *gobjectClass=G_OBJECT_CLASS(klass);
/* Override functions */
layoutClass->get_preferred_width=_xfdashboard_scaled_table_layout_get_preferred_width;
layoutClass->get_preferred_height=_xfdashboard_scaled_table_layout_get_preferred_height;
layoutClass->allocate=_xfdashboard_scaled_table_layout_allocate;
gobjectClass->set_property=_xfdashboard_scaled_table_layout_set_property;
gobjectClass->get_property=_xfdashboard_scaled_table_layout_get_property;
/* Set up private structure */
g_type_class_add_private(klass, sizeof(XfdashboardScaledTableLayoutPrivate));
/* Define properties */
XfdashboardScaledTableLayoutProperties[PROP_ROW_SPACING]=
g_param_spec_float("row-spacing",
_("Row spacing"),
_("The spacing between rows in table"),
0.0f,
G_MAXFLOAT,
0.0f,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_COLUMN_SPACING]=
g_param_spec_float("column-spacing",
_("Column spacing"),
_("The spacing between columns in table"),
0.0f,
G_MAXFLOAT,
0.0f,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_RELATIVE_SCALE]=
g_param_spec_boolean("relative-scale",
_("Relative scale"),
_("Whether all children should be scaled relatively to largest child"),
FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_PREVENT_UPSCALING]=
g_param_spec_boolean("prevent-upscaling",
_("Prevent upscaling"),
_("Whether this layout manager should prevent upsclaing any child beyond its real size"),
FALSE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_NUMBER_CHILDREN]=
g_param_spec_float("number-children",
_("Number children"),
_("Current number of child actors in this layout"),
0,
G_MAXINT,
0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_ROWS]=
g_param_spec_float("rows",
_("Rows"),
_("Current number of rows in this layout"),
0,
G_MAXINT,
0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
XfdashboardScaledTableLayoutProperties[PROP_COLUMNS]=
g_param_spec_float("columns",
_("Columns"),
_("Current number of columns in this layout"),
0,
G_MAXINT,
0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS);
g_object_class_install_properties(gobjectClass, PROP_LAST, XfdashboardScaledTableLayoutProperties);
}
static void
clutter_flow_layout_class_init (ClutterFlowLayoutClass *klass)
{
GObjectClass *gobject_class;
ClutterLayoutManagerClass *layout_class;
GParamSpec *pspec;
g_type_class_add_private (klass, sizeof (ClutterFlowLayoutPrivate));
gobject_class = G_OBJECT_CLASS (klass);
layout_class = CLUTTER_LAYOUT_MANAGER_CLASS (klass);
gobject_class->set_property = clutter_flow_layout_set_property;
gobject_class->get_property = clutter_flow_layout_get_property;
gobject_class->finalize = clutter_flow_layout_finalize;
layout_class->get_preferred_width =
clutter_flow_layout_get_preferred_width;
layout_class->get_preferred_height =
clutter_flow_layout_get_preferred_height;
layout_class->allocate = clutter_flow_layout_allocate;
layout_class->set_container = clutter_flow_layout_set_container;
/**
* ClutterFlowLayout:orientation:
*
* The orientation of the #ClutterFlowLayout. The children
* of the layout will be layed out following the orientation.
*
* This property also controls the overflowing directions
*
* Since: 1.2
*/
pspec = g_param_spec_enum ("orientation",
"Orientation",
"The orientation of the layout",
CLUTTER_TYPE_FLOW_ORIENTATION,
CLUTTER_FLOW_HORIZONTAL,
CLUTTER_PARAM_READWRITE |
G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, PROP_ORIENTATION, pspec);
/**
* ClutterFlowLayout:homogeneous:
*
* Whether each child inside the #ClutterFlowLayout should receive
* the same allocation
*
* Since: 1.2
*/
pspec = g_param_spec_boolean ("homogeneous",
"Homogeneous",
"Whether each item should receive the "
"same allocation",
FALSE,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class, PROP_HOMOGENEOUS, pspec);
/**
* ClutterFlowLayout:column-spacing:
*
* The spacing between columns, in pixels; the value of this
* property is honoured by horizontal non-overflowing layouts
* and by vertical overflowing layouts
*
* Since: 1.2
*/
pspec = g_param_spec_float ("column-spacing",
"Column Spacing",
"The spacing between columns",
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_COLUMN_SPACING,
pspec);
/**
* ClutterFlowLayout:row-spacing:
*
* The spacing between rows, in pixels; the value of this
* property is honoured by vertical non-overflowing layouts and
* by horizontal overflowing layouts
*
* Since: 1.2
*/
pspec = g_param_spec_float ("row-spacing",
"Row Spacing",
"The spacing between rows",
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_ROW_SPACING,
pspec);
/**
* ClutterFlowLayout:min-column-width:
*
* Minimum width for each column in the layout, in pixels
*
* Since: 1.2
*/
pspec = g_param_spec_float ("min-column-width",
"Minimum Column Width",
"Minimum width for each column",
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_MIN_COLUMN_WIDTH,
pspec);
/**
* ClutterFlowLayout:max-column-width:
*
* Maximum width for each column in the layout, in pixels. If
* set to -1 the width will be the maximum child width
*
* Since: 1.2
*/
pspec = g_param_spec_float ("max-column-width",
"Maximum Column Width",
"Maximum width for each column",
-1.0, G_MAXFLOAT,
-1.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_MAX_COLUMN_WIDTH,
pspec);
/**
* ClutterFlowLayout:min-row-height:
*
* Minimum height for each row in the layout, in pixels
*
* Since: 1.2
*/
pspec = g_param_spec_float ("min-row-height",
"Minimum Row Height",
"Minimum height for each row",
0.0, G_MAXFLOAT,
0.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_MIN_ROW_HEGHT,
pspec);
/**
* ClutterFlowLayout:max-row-height:
*
* Maximum height for each row in the layout, in pixels. If
* set to -1 the width will be the maximum child height
*
* Since: 1.2
*/
pspec = g_param_spec_float ("max-row-height",
"Maximum Row Height",
"Maximum height for each row",
-1.0, G_MAXFLOAT,
-1.0,
CLUTTER_PARAM_READWRITE);
g_object_class_install_property (gobject_class,
PROP_MAX_ROW_HEIGHT,
pspec);
}