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levelbar: Use more CSS nodes

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Create as many CSS nodes as we're rendering blocks on the screen.
This commit is contained in:
Matthias Clasen 2015-11-13 00:55:28 -05:00
parent 1685da6f69
commit 21209a963a
1 changed files with 235 additions and 188 deletions
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423
gtk/gtklevelbar.c
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@ -53,13 +53,10 @@
* 0.10);
*
* // This adds a new offset to the bar; the application will
* // be able to change its color by using the following selector,
* // either by adding it to its CSS file or using
* // gtk_css_provider_load_from_data() and
* // gtk_style_context_add_provider()
* // be able to change its color CSS like this:
* //
* // .level-bar.fill-block.level-my-offset {
* // background-color: green;
* // levelbar block.my-offset {
* // background-color: magenta;
* // border-style: solid;
* // border-color: black;
* // border-style: 1px;
@ -77,7 +74,7 @@
* the admissible interval, i.e. a value of 15 with a specified interval between
* 10 and 20 is equivalent to a value of 0.5 with an interval between 0 and 1.
* When #GTK_LEVEL_BAR_MODE_DISCRETE is used, the bar level is rendered
* as a finite and number of separated blocks instead of a single one. The number
* as a finite number of separated blocks instead of a single one. The number
* of blocks that will be rendered is equal to the number of units specified by
* the admissible interval.
*
@ -90,17 +87,21 @@
* # CSS nodes
*
* |[<!-- language="plain" -->
* levelbar
* levelbar[.discrete]
* ╰── trough
* ├── block.filled[.discrete].level-<name>
* ╰── block.empty[.discrete]
* ├── block.filled.<level-name>
* ┊
* ├── block.empty
* ┊
* ]|
*
* GtkLevelBar has a main CSS node with name levelbar, a subnode with name trough,
* and below that a node with name block and style class .filled and a node with
* name block and style class .empty. Both block nodes get one of the style
* classes .discrete or .continuous, and the block.filled node gets a style class
* .level-<name> corresponding to the level for the current value.
* GtkLevelBar has a main CSS node with name levelbar and one of the style
* classes .discrete or .continuous and a subnode with name trough. Below the
* trough node are a number of nodes with name block and style class .filled
* or .empty. In continuous mode, there is exactly one node of each, in discrete
* mode, the number of filled and unfilled nodes corresponds to blocks that are
* drawn. The block.filled nodes also get a style class .<level-name> corresponding
* to the level for the current value.
*/
#include "config.h"
@ -162,8 +163,8 @@ struct _GtkLevelBarPrivate {
GList *offsets;
GtkCssNode *trough_node;
GtkCssNode *filled_node;
GtkCssNode *empty_node;
GtkCssNode **block_node;
guint n_blocks;
guint inverted : 1;
};
@ -265,7 +266,7 @@ gtk_level_bar_get_min_block_size (GtkLevelBar *self,
gint min_width, min_height;
context = gtk_widget_get_style_context (widget);
gtk_style_context_save_to_node (context, self->priv->filled_node);
gtk_style_context_save_to_node (context, self->priv->block_node[0]);
state = gtk_style_context_get_state (context);
gtk_style_context_get_border (context, state, &border);
gtk_style_context_get_padding (context, state, &tmp);
@ -332,7 +333,6 @@ gtk_level_bar_get_borders (GtkLevelBar *self,
static void
gtk_level_bar_draw_fill_continuous (GtkLevelBar *self,
cairo_t *cr,
gboolean inverted,
cairo_rectangle_int_t *fill_area)
{
GtkWidget *widget = GTK_WIDGET (self);
@ -340,13 +340,21 @@ gtk_level_bar_draw_fill_continuous (GtkLevelBar *self,
cairo_rectangle_int_t base_area, block_area;
GtkBorder block_margin;
gdouble fill_percentage;
gboolean inverted;
inverted = self->priv->inverted;
if (gtk_widget_get_direction (GTK_WIDGET (self)) == GTK_TEXT_DIR_RTL)
{
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
inverted = !inverted;
}
context = gtk_widget_get_style_context (widget);
gtk_style_context_save_to_node (context, self->priv->empty_node);
/* render the empty (unfilled) part */
gtk_style_context_save_to_node (context, self->priv->block_node[inverted ? 0 : 1]);
gtk_style_context_get_margin (context, gtk_style_context_get_state (context), &block_margin);
/* render the empty (unfilled) part */
base_area = *fill_area;
base_area.x += block_margin.left;
base_area.y += block_margin.top;
@ -361,7 +369,6 @@ gtk_level_bar_draw_fill_continuous (GtkLevelBar *self,
gtk_style_context_restore (context);
/* now render the filled part on top of it */
gtk_style_context_save_to_node (context, self->priv->filled_node);
block_area = base_area;
@ -383,6 +390,8 @@ gtk_level_bar_draw_fill_continuous (GtkLevelBar *self,
block_area.y += base_area.height - block_area.height;
}
gtk_style_context_save_to_node (context, self->priv->block_node[inverted ? 1 : 0]);
gtk_render_background (context, cr, block_area.x, block_area.y,
block_area.width, block_area.height);
gtk_render_frame (context, cr, block_area.x, block_area.y,
@ -394,12 +403,11 @@ gtk_level_bar_draw_fill_continuous (GtkLevelBar *self,
static void
gtk_level_bar_draw_fill_discrete (GtkLevelBar *self,
cairo_t *cr,
gboolean inverted,
cairo_rectangle_int_t *fill_area)
{
GtkWidget *widget = GTK_WIDGET (self);
GtkStyleContext *context;
gint num_blocks, num_filled, i;
gint num_blocks, i;
gint block_width, block_height;
gint block_draw_width, block_draw_height;
GtkBorder block_margin;
@ -409,16 +417,16 @@ gtk_level_bar_draw_fill_discrete (GtkLevelBar *self,
gtk_level_bar_get_min_block_size (self, &block_width, &block_height);
block_area = *fill_area;
num_blocks = gtk_level_bar_get_num_blocks (self);
num_filled = (gint) round (self->priv->cur_value) - (gint) round (self->priv->min_value);
num_blocks = (gint) round (self->priv->max_value) - (gint) round (self->priv->min_value);
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
block_width = MAX (block_width, (gint) floor (block_area.width / num_blocks));
else
block_height = MAX (block_height, (gint) floor (block_area.height / num_blocks));
gtk_style_context_save_to_node (context, self->priv->filled_node);
gtk_style_context_save_to_node (context, self->priv->block_node[0]);
gtk_style_context_get_margin (context, gtk_style_context_get_state (context), &block_margin);
gtk_style_context_restore (context);
block_draw_width = block_width - block_margin.left - block_margin.right;
block_draw_height = block_height - block_margin.top - block_margin.bottom;
@ -427,41 +435,21 @@ gtk_level_bar_draw_fill_discrete (GtkLevelBar *self,
{
block_draw_height = MAX (block_draw_height, block_area.height - block_margin.top - block_margin.bottom);
block_area.y += block_margin.top;
if (inverted)
block_area.x += block_area.width - block_draw_width;
}
else
{
block_draw_width = MAX (block_draw_width, block_area.width - block_margin.left - block_margin.right);
block_area.x += block_margin.left;
if (inverted)
block_area.y += block_area.height - block_draw_height;
}
for (i = 0; i < num_blocks; i++)
{
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (inverted)
block_area.x -= block_margin.right;
else
block_area.x += block_margin.left;
}
block_area.x += block_margin.left;
else
{
if (inverted)
block_area.y -= block_margin.bottom;
else
block_area.y += block_margin.top;
}
block_area.y += block_margin.top;
if (i == num_filled)
{
gtk_style_context_restore (context);
gtk_style_context_save_to_node (context, self->priv->empty_node);
}
gtk_style_context_save_to_node (context, self->priv->block_node[i]);
gtk_render_background (context, cr,
block_area.x, block_area.y,
@ -470,23 +458,13 @@ gtk_level_bar_draw_fill_discrete (GtkLevelBar *self,
block_area.x, block_area.y,
block_draw_width, block_draw_height);
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (inverted)
block_area.x -= block_draw_width + block_margin.left;
else
block_area.x += block_draw_width + block_margin.right;
}
else
{
if (inverted)
block_area.y -= block_draw_height + block_margin.top;
else
block_area.y += block_draw_height + block_margin.bottom;
}
}
gtk_style_context_restore (context);
gtk_style_context_restore (context);
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
block_area.x += block_draw_width + block_margin.right;
else
block_area.y += block_draw_height + block_margin.bottom;
}
}
static void
@ -495,7 +473,6 @@ gtk_level_bar_draw_fill (GtkLevelBar *self,
{
GtkWidget *widget = GTK_WIDGET (self);
GtkBorder trough_borders;
gboolean inverted;
cairo_rectangle_int_t fill_area;
gtk_level_bar_get_borders (self, &trough_borders);
@ -507,17 +484,10 @@ gtk_level_bar_draw_fill (GtkLevelBar *self,
fill_area.height = gtk_widget_get_allocated_height (widget) -
trough_borders.top - trough_borders.bottom;
inverted = self->priv->inverted;
if (gtk_widget_get_direction (GTK_WIDGET (self)) == GTK_TEXT_DIR_RTL)
{
if (self->priv->orientation == GTK_ORIENTATION_HORIZONTAL)
inverted = !inverted;
}
if (self->priv->bar_mode == GTK_LEVEL_BAR_MODE_CONTINUOUS)
gtk_level_bar_draw_fill_continuous (self, cr, inverted, &fill_area);
else if (self->priv->bar_mode == GTK_LEVEL_BAR_MODE_DISCRETE)
gtk_level_bar_draw_fill_discrete (self, cr, inverted, &fill_area);
gtk_level_bar_draw_fill_continuous (self, cr, &fill_area);
else
gtk_level_bar_draw_fill_discrete (self, cr, &fill_area);
}
static gboolean
@ -604,23 +574,81 @@ gtk_level_bar_size_allocate (GtkWidget *widget,
}
static void
gtk_level_bar_update_mode_style_classes (GtkLevelBar *self)
node_style_changed_cb (GtkCssNode *node,
GtkCssStyle *old_style,
GtkCssStyle *new_style,
GtkWidget *widget)
{
GtkBitmask *changes;
static GtkBitmask *affects_size = NULL;
if (G_UNLIKELY (affects_size == NULL))
affects_size = _gtk_css_style_property_get_mask_affecting (GTK_CSS_AFFECTS_SIZE | GTK_CSS_AFFECTS_CLIP);
changes = _gtk_bitmask_new ();
changes = gtk_css_style_add_difference (changes, old_style, new_style);
if (_gtk_bitmask_intersects (changes, affects_size))
gtk_widget_queue_resize (widget);
else
gtk_widget_queue_draw (widget);
_gtk_bitmask_free (changes);
}
static void
update_block_nodes (GtkLevelBar *self)
{
GtkLevelBarPrivate *priv = self->priv;
guint n_blocks;
guint i;
if (priv->bar_mode == GTK_LEVEL_BAR_MODE_CONTINUOUS)
n_blocks = 2;
else
n_blocks = MAX (1, (gint) (round (priv->max_value) - round (priv->min_value)));
if (priv->n_blocks == n_blocks)
return;
else if (n_blocks < priv->n_blocks)
{
gtk_css_node_remove_class (priv->filled_node, g_quark_from_static_string ("discrete"));
gtk_css_node_add_class (priv->filled_node, g_quark_from_static_string ("continuous"));
gtk_css_node_remove_class (priv->empty_node, g_quark_from_static_string ("discrete"));
gtk_css_node_add_class (priv->empty_node, g_quark_from_static_string ("continuous"));
for (i = n_blocks; i < priv->n_blocks; i++)
gtk_css_node_set_parent (priv->block_node[i], NULL);
priv->block_node = g_renew (GtkCssNode*, priv->block_node, n_blocks);
priv->n_blocks = n_blocks;
}
else
{
priv->block_node = g_renew (GtkCssNode*, priv->block_node, n_blocks);
for (i = priv->n_blocks; i < n_blocks; i++)
{
priv->block_node[i] = gtk_css_node_new ();
gtk_css_node_set_name (priv->block_node[i], I_("block"));
gtk_css_node_set_parent (priv->block_node[i], priv->trough_node);
gtk_css_node_set_state (priv->block_node[i], gtk_css_node_get_state (priv->trough_node));
g_signal_connect_object (priv->block_node[i], "style-changed", G_CALLBACK (node_style_changed_cb), self, 0);
g_object_unref (priv->block_node[i]);
}
priv->n_blocks = n_blocks;
}
}
static void
update_mode_style_classes (GtkLevelBar *self)
{
GtkLevelBarPrivate *priv = self->priv;
GtkCssNode *widget_node;
widget_node = gtk_widget_get_css_node (GTK_WIDGET (self));
if (priv->bar_mode == GTK_LEVEL_BAR_MODE_CONTINUOUS)
{
gtk_css_node_remove_class (widget_node, g_quark_from_static_string ("discrete"));
gtk_css_node_add_class (widget_node, g_quark_from_static_string ("continuous"));
}
else if (priv->bar_mode == GTK_LEVEL_BAR_MODE_DISCRETE)
{
gtk_css_node_add_class (priv->filled_node, g_quark_from_static_string ("discrete"));
gtk_css_node_remove_class (priv->filled_node, g_quark_from_static_string ("continuous"));
gtk_css_node_add_class (priv->empty_node, g_quark_from_static_string ("discrete"));
gtk_css_node_remove_class (priv->empty_node, g_quark_from_static_string ("continuous"));
gtk_css_node_add_class (widget_node, g_quark_from_static_string ("discrete"));
gtk_css_node_remove_class (widget_node, g_quark_from_static_string ("continuous"));
}
}
@ -631,56 +659,92 @@ gtk_level_bar_state_flags_changed (GtkWidget *widget,
GtkLevelBar *self = GTK_LEVEL_BAR (widget);
GtkLevelBarPrivate *priv = self->priv;
GtkStateFlags state;
gint i;
state = gtk_widget_get_state_flags (widget);
gtk_css_node_set_state (priv->trough_node, state);
gtk_css_node_set_state (priv->filled_node, state);
gtk_css_node_set_state (priv->empty_node, state);
for (i = 0; i < priv->n_blocks; i++)
gtk_css_node_set_state (priv->block_node[i], state);
}
static void
gtk_level_bar_update_level_style_classes (GtkLevelBar *self)
update_level_style_classes (GtkLevelBar *self)
{
GtkLevelBarPrivate *priv = self->priv;
gdouble value;
gchar *offset_style_class, *value_class = NULL;
const gchar *value_class = NULL;
GtkLevelBarOffset *offset, *prev_offset;
GList *l;
value = gtk_level_bar_get_value (self);
for (l = self->priv->offsets; l != NULL; l = l->next)
for (l = priv->offsets; l != NULL; l = l->next)
{
offset = l->data;
offset_style_class = g_strconcat ("level-", offset->name, NULL);
gtk_css_node_remove_class (self->priv->filled_node, g_quark_from_string (offset_style_class));
/* find the right offset for our style class */
if (((l->prev == NULL) && (value <= offset->value)) ||
((l->next == NULL) && (value >= offset->value)))
if ((l->prev == NULL && value <= offset->value) ||
(l->next == NULL && value >= offset->value))
{
value_class = offset_style_class;
value_class = offset->name;
}
else if ((l->next != NULL) && (l->prev != NULL))
else if (l->prev != NULL)
{
prev_offset = l->prev->data;
if ((prev_offset->value <= value) && (value < offset->value))
value_class = offset_style_class;
if (prev_offset->value <= value && value < offset->value)
value_class = offset->name;
}
if (value_class)
break;
}
if (value_class)
{
const gchar *classes[3] = { NULL, NULL, NULL };
gint num_filled, num_blocks, i;
gboolean inverted;
inverted = priv->inverted;
if (priv->orientation == GTK_ORIENTATION_HORIZONTAL &&
gtk_widget_get_direction (GTK_WIDGET (self)) == GTK_TEXT_DIR_RTL)
inverted = !inverted;
if (priv->bar_mode == GTK_LEVEL_BAR_MODE_CONTINUOUS)
{
num_filled = 1;
num_blocks = 2;
}
else
{
g_free (offset_style_class);
num_filled = (gint) round (priv->cur_value) - (gint) round (priv->min_value);
num_blocks = (gint) round (priv->max_value) - (gint) round (priv->min_value);
}
}
if (value_class != NULL)
{
gtk_css_node_add_class (self->priv->filled_node, g_quark_from_string (value_class));
g_free (value_class);
classes[0] = "filled";
classes[1] = value_class;
for (i = 0; i < num_filled; i++)
gtk_css_node_set_classes (priv->block_node[inverted ? num_blocks - 1 - i : i], classes);
classes[0] = "empty";
classes[1] = NULL;
for (; i < num_blocks; i++)
gtk_css_node_set_classes (priv->block_node[inverted ? num_blocks - 1 - i : i], classes);
}
}
static void
gtk_level_bar_direction_changed (GtkWidget *widget,
GtkTextDirection previous_dir)
{
GtkLevelBar *self = GTK_LEVEL_BAR (widget);
update_level_style_classes (self);
GTK_WIDGET_CLASS (gtk_level_bar_parent_class)->direction_changed (widget, previous_dir);
}
static void
gtk_level_bar_ensure_offsets_in_range (GtkLevelBar *self)
{
@ -913,8 +977,10 @@ static void
gtk_level_bar_finalize (GObject *obj)
{
GtkLevelBar *self = GTK_LEVEL_BAR (obj);
GtkLevelBarPrivate *priv = self->priv;
g_list_free_full (self->priv->offsets, (GDestroyNotify) gtk_level_bar_offset_free);
g_list_free_full (priv->offsets, (GDestroyNotify) gtk_level_bar_offset_free);
g_free (priv->block_node);
G_OBJECT_CLASS (gtk_level_bar_parent_class)->finalize (obj);
}
@ -934,6 +1000,7 @@ gtk_level_bar_class_init (GtkLevelBarClass *klass)
wclass->get_preferred_width = gtk_level_bar_get_preferred_width;
wclass->get_preferred_height = gtk_level_bar_get_preferred_height;
wclass->state_flags_changed = gtk_level_bar_state_flags_changed;
wclass->direction_changed = gtk_level_bar_direction_changed;
g_object_class_override_property (oclass, PROP_ORIENTATION, "orientation");
@ -1078,29 +1145,6 @@ gtk_level_bar_class_init (GtkLevelBarClass *klass)
gtk_widget_class_set_css_name (wclass, "levelbar");
}
static void
node_style_changed_cb (GtkCssNode *node,
GtkCssStyle *old_style,
GtkCssStyle *new_style,
GtkWidget *widget)
{
GtkBitmask *changes;
static GtkBitmask *affects_size = NULL;
if (G_UNLIKELY (affects_size == NULL))
affects_size = _gtk_css_style_property_get_mask_affecting (GTK_CSS_AFFECTS_SIZE | GTK_CSS_AFFECTS_CLIP);
changes = _gtk_bitmask_new ();
changes = gtk_css_style_add_difference (changes, old_style, new_style);
if (_gtk_bitmask_intersects (changes, affects_size))
gtk_widget_queue_resize (widget);
else
gtk_widget_queue_draw (widget);
_gtk_bitmask_free (changes);
}
static void
gtk_level_bar_init (GtkLevelBar *self)
{
@ -1129,29 +1173,17 @@ gtk_level_bar_init (GtkLevelBar *self)
g_signal_connect_object (priv->trough_node, "style-changed", G_CALLBACK (node_style_changed_cb), self, 0);
g_object_unref (priv->trough_node);
priv->filled_node = gtk_css_node_new ();
gtk_css_node_set_name (priv->filled_node, I_("block"));
gtk_css_node_add_class (priv->filled_node, g_quark_from_static_string ("filled"));
gtk_css_node_set_parent (priv->filled_node, priv->trough_node);
gtk_css_node_set_state (priv->filled_node, gtk_css_node_get_state (widget_node));
g_signal_connect_object (priv->filled_node, "style-changed", G_CALLBACK (node_style_changed_cb), self, 0);
g_object_unref (priv->filled_node);
priv->empty_node = gtk_css_node_new ();
gtk_css_node_set_name (priv->empty_node, I_("block"));
gtk_css_node_add_class (priv->empty_node, g_quark_from_static_string ("empty"));
gtk_css_node_set_parent (priv->empty_node, priv->trough_node);
gtk_css_node_set_state (priv->empty_node, gtk_css_node_get_state (widget_node));
g_signal_connect_object (priv->empty_node, "style-changed", G_CALLBACK (node_style_changed_cb), self, 0);
g_object_unref (priv->empty_node);
gtk_level_bar_ensure_offset (self, GTK_LEVEL_BAR_OFFSET_LOW, 0.25);
gtk_level_bar_ensure_offset (self, GTK_LEVEL_BAR_OFFSET_HIGH, 0.75);
gtk_level_bar_update_level_style_classes (self);
gtk_level_bar_ensure_offset (self, "full", 1.0);
priv->block_node = NULL;
priv->n_blocks = 0;
priv->bar_mode = GTK_LEVEL_BAR_MODE_CONTINUOUS;
gtk_level_bar_update_mode_style_classes (self);
update_mode_style_classes (self);
update_block_nodes (self);
update_level_style_classes (self);
}
/**
@ -1268,19 +1300,22 @@ void
gtk_level_bar_set_min_value (GtkLevelBar *self,
gdouble value)
{
GtkLevelBarPrivate *priv = self->priv;
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
g_return_if_fail (value >= 0.0);
if (value != self->priv->min_value)
{
self->priv->min_value = value;
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MIN_VALUE]);
if (value == priv->min_value)
return;
if (self->priv->min_value > self->priv->cur_value)
gtk_level_bar_set_value_internal (self, self->priv->min_value);
priv->min_value = value;
gtk_level_bar_update_level_style_classes (self);
}
if (priv->min_value > priv->cur_value)
gtk_level_bar_set_value_internal (self, priv->min_value);
update_block_nodes (self);
update_level_style_classes (self);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MIN_VALUE]);
}
/**
@ -1296,20 +1331,23 @@ void
gtk_level_bar_set_max_value (GtkLevelBar *self,
gdouble value)
{
GtkLevelBarPrivate *priv = self->priv;
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
g_return_if_fail (value >= 0.0);
if (value != self->priv->max_value)
{
self->priv->max_value = value;
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MAX_VALUE]);
if (value == priv->max_value)
return;
if (self->priv->max_value < self->priv->cur_value)
gtk_level_bar_set_value_internal (self, self->priv->max_value);
priv->max_value = value;
gtk_level_bar_ensure_offsets_in_range (self);
gtk_level_bar_update_level_style_classes (self);
}
if (priv->max_value < priv->cur_value)
gtk_level_bar_set_value_internal (self, priv->max_value);
gtk_level_bar_ensure_offsets_in_range (self);
update_block_nodes (self);
update_level_style_classes (self);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MAX_VALUE]);
}
/**
@ -1328,11 +1366,11 @@ gtk_level_bar_set_value (GtkLevelBar *self,
{
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
if (value != self->priv->cur_value)
{
gtk_level_bar_set_value_internal (self, value);
gtk_level_bar_update_level_style_classes (self);
}
if (value == self->priv->cur_value)
return;
gtk_level_bar_set_value_internal (self, value);
update_level_style_classes (self);
}
/**
@ -1366,16 +1404,21 @@ void
gtk_level_bar_set_mode (GtkLevelBar *self,
GtkLevelBarMode mode)
{
GtkLevelBarPrivate *priv = self->priv;
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
if (self->priv->bar_mode != mode)
{
self->priv->bar_mode = mode;
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MODE]);
if (priv->bar_mode == mode)
return;
priv->bar_mode = mode;
update_mode_style_classes (self);
update_block_nodes (self);
update_level_style_classes (self);
gtk_widget_queue_resize (GTK_WIDGET (self));
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_MODE]);
gtk_level_bar_update_mode_style_classes (self);
gtk_widget_queue_resize (GTK_WIDGET (self));
}
}
/**
@ -1409,14 +1452,17 @@ void
gtk_level_bar_set_inverted (GtkLevelBar *self,
gboolean inverted)
{
GtkLevelBarPrivate *priv = self->priv;
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
if (self->priv->inverted != inverted)
{
self->priv->inverted = inverted;
gtk_widget_queue_resize (GTK_WIDGET (self));
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_INVERTED]);
}
if (priv->inverted == inverted)
return;
priv->inverted = inverted;
gtk_widget_queue_resize (GTK_WIDGET (self));
update_level_style_classes (self);
g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_INVERTED]);
}
/**
@ -1433,17 +1479,18 @@ void
gtk_level_bar_remove_offset_value (GtkLevelBar *self,
const gchar *name)
{
GtkLevelBarPrivate *priv = self->priv;
GList *existing;
g_return_if_fail (GTK_IS_LEVEL_BAR (self));
existing = g_list_find_custom (self->priv->offsets, name, offset_find_func);
existing = g_list_find_custom (priv->offsets, name, offset_find_func);
if (existing)
{
gtk_level_bar_offset_free (existing->data);
self->priv->offsets = g_list_delete_link (self->priv->offsets, existing);
priv->offsets = g_list_delete_link (priv->offsets, existing);
gtk_level_bar_update_level_style_classes (self);
update_level_style_classes (self);
}
}
@ -1476,7 +1523,7 @@ gtk_level_bar_add_offset_value (GtkLevelBar *self,
if (!gtk_level_bar_ensure_offset (self, name, value))
return;
gtk_level_bar_update_level_style_classes (self);
update_level_style_classes (self);
name_quark = g_quark_from_string (name);
g_signal_emit (self, signals[SIGNAL_OFFSET_CHANGED], name_quark, name);
}