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notebook: Port arrows to be gadgets

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Also deprecate the arrow-spacing style property.
This commit is contained in:
Benjamin Otte 2016-01-06 17:41:41 +01:00
parent 326fda1b0e
commit 4c083f8182
1 changed files with 397 additions and 235 deletions
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622
gtk/gtknotebook.c
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@ -44,6 +44,7 @@
#include "gtktypebuiltins.h"
#include "gtkwidgetpath.h"
#include "gtkboxgadgetprivate.h"
#include "gtkbuiltiniconprivate.h"
#include "gtkcsscustomgadgetprivate.h"
#include "gtkcssstylepropertyprivate.h"
#include "gtksizerequest.h"
@ -179,7 +180,7 @@ struct _GtkNotebookPrivate
GtkCssGadget *stack_gadget;
GtkCssGadget *header_gadget;
GtkCssGadget *tabs_gadget;
GtkCssNode *arrow_node[4];
GtkCssGadget *arrow_gadget[4];
GList *children;
GList *first_tab; /* The first tab visible (for scrolling notebooks) */
@ -531,11 +532,6 @@ static GList * gtk_notebook_search_page (GtkNotebook *notebook,
static void gtk_notebook_child_reordered (GtkNotebook *notebook,
GtkNotebookPage *page);
/*** GtkNotebook Drawing Functions ***/
static void gtk_notebook_draw_arrow (GtkNotebook *notebook,
cairo_t *cr,
GtkNotebookArrow arrow);
/*** GtkNotebook Size Allocate Functions ***/
static void gtk_notebook_pages_allocate (GtkNotebook *notebook,
const GtkAllocation *allocation);
@ -977,6 +973,9 @@ gtk_notebook_class_init (GtkNotebookClass *class)
* arrows and the tabs.
*
* Since: 2.10
*
* Deprecated: 3.20: This property is ignored. Use margins on arrows or
* the "tabs" node to achieve the same effect.
*/
gtk_widget_class_install_style_property (widget_class,
g_param_spec_int ("arrow-spacing",
@ -985,7 +984,7 @@ gtk_notebook_class_init (GtkNotebookClass *class)
0,
G_MAXINT,
0,
GTK_PARAM_READABLE));
GTK_PARAM_READABLE | G_PARAM_DEPRECATED));
/**
* GtkNotebook:initial-gap:
@ -1253,17 +1252,6 @@ gtk_notebook_class_init (GtkNotebookClass *class)
gtk_widget_class_set_css_name (widget_class, "notebook");
}
static void
node_style_changed_cb (GtkCssNode *node,
GtkCssStyleChange *change,
GtkWidget *widget)
{
if (gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_SIZE | GTK_CSS_AFFECTS_CLIP))
gtk_widget_queue_resize (widget);
else
gtk_widget_queue_draw (widget);
}
static void
gtk_notebook_init (GtkNotebook *notebook)
{
@ -2000,29 +1988,151 @@ gtk_notebook_unrealize (GtkWidget *widget)
GTK_WIDGET_CLASS (gtk_notebook_parent_class)->unrealize (widget);
}
static void
gtk_notebook_distribute_arrow_width (GtkNotebook *notebook,
GtkPackType type,
gint size,
gint *out_left,
gint *out_right)
{
GtkNotebookPrivate *priv = notebook->priv;
GtkRequestedSize sizes[2];
if (priv->arrow_gadget[2 * type + 1] == NULL)
{
if (priv->arrow_gadget[2 * type] == NULL)
*out_left = 0;
else
*out_left = size;
*out_right = 0;
}
else if (priv->arrow_gadget[2 * type] == NULL)
{
*out_left = 0;
*out_right = size;
}
else
{
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type],
GTK_ORIENTATION_HORIZONTAL,
-1,
&sizes[0].minimum_size, &sizes[0].natural_size,
NULL, NULL);
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type + 1],
GTK_ORIENTATION_HORIZONTAL,
-1,
&sizes[1].minimum_size, &sizes[1].natural_size,
NULL, NULL);
size -= sizes[0].minimum_size + sizes[1].minimum_size;
size = gtk_distribute_natural_allocation (size, G_N_ELEMENTS (sizes), sizes);
*out_left = sizes[0].minimum_size + size / 2;
*out_right = sizes[1].minimum_size + (size + 1) / 2;
}
}
static void
gtk_notebook_measure_arrows (GtkNotebook *notebook,
GtkPackType type,
GtkOrientation orientation,
gint for_size,
gint *minimum,
gint *natural,
gint *minimum_baseline,
gint *natural_baseline)
{
GtkNotebookPrivate *priv = notebook->priv;
gint child1_min, child1_nat;
gint child2_min, child2_nat;
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
if (priv->arrow_gadget[2 * type])
{
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type],
orientation,
for_size,
&child1_min, &child1_nat,
NULL, NULL);
}
else
{
child1_min = child1_nat = 0;
}
if (priv->arrow_gadget[2 * type + 1])
{
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type + 1],
orientation,
for_size,
&child2_min, &child2_nat,
NULL, NULL);
}
else
{
child2_min = child2_nat = 0;
}
*minimum = child1_min + child2_min;
*natural = child1_nat + child2_nat;
if (minimum_baseline)
*minimum_baseline = -1;
if (natural_baseline)
*natural_baseline = -1;
}
else
{
gint child1_size, child2_size;
if (for_size > -1)
gtk_notebook_distribute_arrow_width (notebook, type, for_size, &child1_size, &child2_size);
else
child1_size = child2_size = for_size;
if (priv->arrow_gadget[2 * type])
{
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type],
orientation,
child1_size,
&child1_min, &child1_nat,
NULL, NULL);
}
else
{
child1_min = child1_nat = 0;
}
if (priv->arrow_gadget[2 * type + 1])
{
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[2 * type + 1],
orientation,
child2_size,
&child2_min, &child2_nat,
NULL, NULL);
}
else
{
child2_min = child2_nat = 0;
}
*minimum = MAX (child1_min, child2_min);
*natural = MAX (child1_nat, child2_nat);
if (minimum_baseline)
*minimum_baseline = -1;
if (natural_baseline)
*natural_baseline = -1;
}
}
static void
gtk_notebook_get_preferred_tabs_size (GtkNotebook *notebook,
GtkRequisition *requisition)
{
GtkNotebookPrivate *priv;
GtkWidget *widget;
GtkNotebookPrivate *priv = notebook->priv;
gint tab_width = 0;
gint tab_height = 0;
gint tab_max = 0;
guint vis_pages = 0;
GList *children;
GtkNotebookPage *page;
gint arrow_spacing;
gint scroll_arrow_hlength;
gint scroll_arrow_vlength;
priv = notebook->priv;
widget = GTK_WIDGET (notebook);
gtk_widget_style_get (widget,
"arrow-spacing", &arrow_spacing,
"scroll-arrow-hlength", &scroll_arrow_hlength,
"scroll-arrow-vlength", &scroll_arrow_vlength,
NULL);
for (children = priv->children; children;
children = children->next)
@ -2077,7 +2187,23 @@ gtk_notebook_get_preferred_tabs_size (GtkNotebook *notebook,
break;
if (priv->scrollable)
tab_height = MAX (tab_height, scroll_arrow_hlength);
{
gint arrow_height, unused;
gtk_notebook_measure_arrows (notebook,
GTK_PACK_START,
GTK_ORIENTATION_VERTICAL,
-1,
&arrow_height, &unused,
NULL, NULL);
tab_height = MAX (tab_height, arrow_height);
gtk_notebook_measure_arrows (notebook,
GTK_PACK_END,
GTK_ORIENTATION_VERTICAL,
-1,
&arrow_height, &unused,
NULL, NULL);
tab_height = MAX (tab_height, arrow_height);
}
while (children)
{
@ -2092,8 +2218,24 @@ gtk_notebook_get_preferred_tabs_size (GtkNotebook *notebook,
}
if (priv->scrollable)
{
gint start_arrow_width, end_arrow_width, unused;
gtk_notebook_measure_arrows (notebook,
GTK_PACK_START,
GTK_ORIENTATION_HORIZONTAL,
tab_height,
&start_arrow_width, &unused,
NULL, NULL);
gtk_notebook_measure_arrows (notebook,
GTK_PACK_END,
GTK_ORIENTATION_HORIZONTAL,
tab_height,
&end_arrow_width, &unused,
NULL, NULL);
tab_width = MIN (tab_width,
tab_max + 2 * (scroll_arrow_hlength + arrow_spacing));
tab_max + start_arrow_width + end_arrow_width);
}
requisition->width = tab_width;
@ -2105,7 +2247,23 @@ gtk_notebook_get_preferred_tabs_size (GtkNotebook *notebook,
break;
if (priv->scrollable)
tab_width = MAX (tab_width, arrow_spacing + 2 * scroll_arrow_vlength);
{
gint arrow_width, unused;
gtk_notebook_measure_arrows (notebook,
GTK_PACK_START,
GTK_ORIENTATION_HORIZONTAL,
-1,
&arrow_width, &unused,
NULL, NULL);
tab_width = MAX (tab_width, arrow_width);
gtk_notebook_measure_arrows (notebook,
GTK_PACK_END,
GTK_ORIENTATION_HORIZONTAL,
-1,
&arrow_width, &unused,
NULL, NULL);
tab_width = MAX (tab_width, arrow_width);
}
while (children)
{
@ -2121,8 +2279,23 @@ gtk_notebook_get_preferred_tabs_size (GtkNotebook *notebook,
}
if (priv->scrollable)
tab_height = MIN (tab_height,
tab_max + (2 * scroll_arrow_vlength + arrow_spacing));
{
gint start_arrow_height, end_arrow_height, unused;
gtk_notebook_measure_arrows (notebook,
GTK_PACK_START,
GTK_ORIENTATION_VERTICAL,
tab_width,
&start_arrow_height, &unused,
NULL, NULL);
gtk_notebook_measure_arrows (notebook,
GTK_PACK_END,
GTK_ORIENTATION_VERTICAL,
tab_width,
&end_arrow_height, &unused,
NULL, NULL);
tab_height = MIN (tab_height, tab_max + start_arrow_height + end_arrow_height);
}
requisition->height = tab_height;
requisition->height = MAX (requisition->height, tab_max);
@ -2397,60 +2570,8 @@ gtk_notebook_get_arrow_rect (GtkNotebook *notebook,
GtkNotebookArrow arrow)
{
GtkNotebookPrivate *priv = notebook->priv;
GdkRectangle event_window_pos;
gboolean before = ARROW_IS_BEFORE (arrow);
gboolean left = ARROW_IS_LEFT (arrow);
gint scroll_arrow_hlength;
gint scroll_arrow_vlength;
gtk_css_gadget_get_content_allocation (priv->tabs_gadget, &event_window_pos, NULL);
gtk_widget_style_get (GTK_WIDGET (notebook),
"scroll-arrow-hlength", &scroll_arrow_hlength,
"scroll-arrow-vlength", &scroll_arrow_vlength,
NULL);
switch (priv->tab_pos)
{
case GTK_POS_LEFT:
case GTK_POS_RIGHT:
rectangle->width = scroll_arrow_vlength;
rectangle->height = scroll_arrow_vlength;
if ((before && (priv->arrow_node[ARROW_LEFT_BEFORE] != NULL) != (priv->arrow_node[ARROW_LEFT_AFTER] != NULL)) ||
(!before && (priv->arrow_node[ARROW_RIGHT_BEFORE] != NULL) != (priv->arrow_node[ARROW_RIGHT_AFTER] != NULL)))
rectangle->x = event_window_pos.x + (event_window_pos.width - rectangle->width) / 2;
else if (left)
rectangle->x = event_window_pos.x + event_window_pos.width / 2 - rectangle->width;
else
rectangle->x = event_window_pos.x + event_window_pos.width / 2;
rectangle->y = event_window_pos.y;
if (!before)
rectangle->y += event_window_pos.height - rectangle->height;
break;
case GTK_POS_TOP:
case GTK_POS_BOTTOM:
rectangle->width = scroll_arrow_hlength;
rectangle->height = scroll_arrow_hlength;
if (before)
{
if (left || !priv->arrow_node[ARROW_LEFT_BEFORE])
rectangle->x = event_window_pos.x;
else
rectangle->x = event_window_pos.x + rectangle->width;
}
else
{
if (!left || !priv->arrow_node[ARROW_RIGHT_AFTER])
rectangle->x = event_window_pos.x + event_window_pos.width - rectangle->width;
else
rectangle->x = event_window_pos.x + event_window_pos.width - 2 * rectangle->width;
}
rectangle->y = floor ((gdouble)event_window_pos.y + (event_window_pos.height - rectangle->height) / 2.0 + 0.5);
break;
}
gtk_css_gadget_get_border_allocation (priv->arrow_gadget[arrow], rectangle, NULL);
}
static GtkNotebookArrow
@ -2467,7 +2588,7 @@ gtk_notebook_get_arrow (GtkNotebook *notebook,
{
for (i = 0; i < 4; i++)
{
if (priv->arrow_node[i] == NULL)
if (priv->arrow_gadget[i] == NULL)
continue;
gtk_notebook_get_arrow_rect (notebook, &arrow_rect, i);
@ -3319,7 +3440,7 @@ update_arrow_state (GtkNotebook *notebook)
for (i = 0; i < 4; i++)
{
if (priv->arrow_node[i] == NULL)
if (priv->arrow_gadget[i] == NULL)
continue;
state = gtk_widget_get_state_flags (GTK_WIDGET (notebook));
@ -3342,7 +3463,7 @@ update_arrow_state (GtkNotebook *notebook)
state |= GTK_STATE_FLAG_ACTIVE;
}
gtk_css_node_set_state (priv->arrow_node[i], state);
gtk_css_gadget_set_state (priv->arrow_gadget[i], state);
}
}
@ -3388,11 +3509,27 @@ update_arrow_nodes (GtkNotebook *notebook)
{
GtkNotebookPrivate *priv = notebook->priv;
gboolean arrow[4];
gint i;
GtkImageType up_image_type, down_image_type;
const char *style_property_name;
GtkCssNode *tabs_node;
gint i;
tabs_node = gtk_css_gadget_get_node (priv->tabs_gadget);
if (priv->tab_pos == GTK_POS_LEFT ||
priv->tab_pos == GTK_POS_RIGHT)
{
up_image_type = GTK_CSS_IMAGE_BUILTIN_ARROW_UP;
down_image_type = GTK_CSS_IMAGE_BUILTIN_ARROW_DOWN;
style_property_name = "scroll-arrow-vlength";
}
else
{
up_image_type = GTK_CSS_IMAGE_BUILTIN_ARROW_RIGHT;
down_image_type = GTK_CSS_IMAGE_BUILTIN_ARROW_LEFT;
style_property_name = "scroll-arrow-hlength";
}
gtk_widget_style_get (GTK_WIDGET (notebook),
"has-backward-stepper", &arrow[0],
"has-secondary-forward-stepper", &arrow[1],
@ -3404,60 +3541,73 @@ update_arrow_nodes (GtkNotebook *notebook)
{
if (priv->scrollable && arrow[i])
{
if (priv->arrow_node[i] == NULL)
if (priv->arrow_gadget[i] == NULL)
{
priv->arrow_node[i] = gtk_css_node_new ();
gtk_css_node_set_name (priv->arrow_node[i], I_("arrow"));
if (i == ARROW_LEFT_BEFORE || i == ARROW_LEFT_AFTER)
gtk_css_node_add_class (priv->arrow_node[i], g_quark_from_static_string ("down"));
else
gtk_css_node_add_class (priv->arrow_node[i], g_quark_from_static_string ("up"));
gtk_css_node_set_state (priv->arrow_node[i], gtk_css_node_get_state (tabs_node));
g_signal_connect_object (priv->arrow_node[i], "style-changed", G_CALLBACK (node_style_changed_cb), notebook, 0);
GtkCssGadget *next_gadget;
switch (i)
{
case 0:
if (priv->arrow_node[1])
gtk_css_node_insert_before (tabs_node, priv->arrow_node[0], priv->arrow_node[1]);
else
gtk_css_node_insert_before (tabs_node, priv->arrow_node[0], gtk_css_node_get_first_child (tabs_node));
if (priv->arrow_gadget[1])
{
next_gadget = priv->arrow_gadget[1];
break;
}
/* fall through */
case 1:
if (priv->arrow_node[0])
gtk_css_node_insert_after (tabs_node, priv->arrow_node[1], priv->arrow_node[0]);
else
gtk_css_node_insert_before (tabs_node, priv->arrow_node[1], gtk_css_node_get_first_child (tabs_node));
if (priv->children)
{
GtkNotebookPage *page = priv->children->data;
next_gadget = page->gadget;
break;
}
if (priv->arrow_gadget[2])
{
next_gadget = priv->arrow_gadget[2];
break;
}
/* fall through */
case 2:
if (priv->arrow_node[3])
gtk_css_node_insert_before (tabs_node, priv->arrow_node[2], priv->arrow_node[3]);
else
gtk_css_node_insert_after (tabs_node, priv->arrow_node[2], gtk_css_node_get_last_child (tabs_node));
if (priv->arrow_gadget[3])
{
next_gadget = priv->arrow_gadget[3];
break;
}
/* fall through */
case 3:
if (priv->arrow_node[2])
gtk_css_node_insert_after (tabs_node, priv->arrow_node[3], priv->arrow_node[2]);
else
gtk_css_node_insert_after (tabs_node, priv->arrow_node[3], gtk_css_node_get_last_child (tabs_node));
next_gadget = NULL;
break;
default:
g_assert_not_reached ();
next_gadget = NULL;
break;
}
g_object_unref (priv->arrow_node[i]);
priv->arrow_gadget[i] = gtk_builtin_icon_new ("arrow",
GTK_WIDGET (notebook),
priv->tabs_gadget,
next_gadget);
if (i == ARROW_LEFT_BEFORE || i == ARROW_LEFT_AFTER)
gtk_css_gadget_add_class (priv->arrow_gadget[i], "down");
else
gtk_css_gadget_add_class (priv->arrow_gadget[i], "up");
gtk_css_gadget_set_state (priv->arrow_gadget[i], gtk_css_node_get_state (tabs_node));
}
if (i == ARROW_LEFT_BEFORE || i == ARROW_LEFT_AFTER)
gtk_builtin_icon_set_image (GTK_BUILTIN_ICON (priv->arrow_gadget[i]), down_image_type);
else
gtk_builtin_icon_set_image (GTK_BUILTIN_ICON (priv->arrow_gadget[i]), up_image_type);
gtk_builtin_icon_set_default_size_property (GTK_BUILTIN_ICON (priv->arrow_gadget[i]), style_property_name);
}
else
{
if (priv->arrow_node[i])
if (priv->arrow_gadget[i])
{
gtk_css_node_set_parent (priv->arrow_node[i], NULL);
priv->arrow_node[i] = NULL;
gtk_css_node_set_parent (gtk_css_gadget_get_node (priv->arrow_gadget[i]), NULL);
g_clear_object (&priv->arrow_gadget[i]);
}
}
}
@ -4595,7 +4745,7 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
GtkNotebookPage *page;
gint nchildren;
GList *list;
GtkCssNode *sibling;
GtkCssGadget *sibling;
gtk_widget_freeze_child_notify (child);
@ -4608,10 +4758,17 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
priv->children = g_list_insert (priv->children, page, position);
if (position < nchildren)
sibling = GTK_NOTEBOOK_PAGE (g_list_nth (priv->children, position))->gadget;
else if (priv->arrow_gadget[ARROW_LEFT_AFTER])
sibling = priv->arrow_gadget[ARROW_LEFT_AFTER];
else
sibling = priv->arrow_gadget[ARROW_RIGHT_AFTER];
page->gadget = gtk_css_custom_gadget_new ("tab",
GTK_WIDGET (notebook),
NULL,
NULL,
priv->tabs_gadget,
sibling,
measure_tab,
allocate_tab,
draw_tab,
@ -4619,17 +4776,6 @@ gtk_notebook_real_insert_page (GtkNotebook *notebook,
NULL);
gtk_css_gadget_set_state (page->gadget, gtk_css_node_get_state (gtk_css_gadget_get_node (priv->tabs_gadget)));
if (position > 0)
sibling = gtk_css_gadget_get_node (GTK_NOTEBOOK_PAGE (g_list_nth (priv->children, position - 1))->gadget);
else if (priv->arrow_node[ARROW_RIGHT_BEFORE])
sibling = priv->arrow_node[ARROW_RIGHT_BEFORE];
else
sibling = priv->arrow_node[ARROW_LEFT_BEFORE];
gtk_css_node_insert_after (gtk_css_gadget_get_node (priv->tabs_gadget),
gtk_css_gadget_get_node (page->gadget),
sibling);
if (!tab_label)
page->default_tab = TRUE;
@ -4739,7 +4885,7 @@ gtk_notebook_redraw_arrows (GtkNotebook *notebook)
for (i = 0; i < 4; i++)
{
if (priv->arrow_node[i] == NULL)
if (priv->arrow_gadget[i] == NULL)
continue;
gtk_notebook_get_arrow_rect (notebook, &rect, i);
@ -5150,10 +5296,10 @@ gtk_notebook_draw_tabs (GtkCssGadget *gadget,
{
for (i = 0; i < 4; i++)
{
if (priv->arrow_node[i] == NULL)
if (priv->arrow_gadget[i] == NULL)
continue;
gtk_notebook_draw_arrow (notebook, cr, i);
gtk_css_gadget_draw (priv->arrow_gadget[i], cr);
}
}
@ -5163,55 +5309,6 @@ gtk_notebook_draw_tabs (GtkCssGadget *gadget,
return FALSE;
}
static void
gtk_notebook_draw_arrow (GtkNotebook *notebook,
cairo_t *cr,
GtkNotebookArrow nbarrow)
{
GtkNotebookPrivate *priv = notebook->priv;
GtkStyleContext *context;
GtkWidget *widget;
GtkAllocation allocation;
GdkRectangle arrow_rect;
gint scroll_arrow_hlength;
gint scroll_arrow_vlength;
gint arrow_size;
gdouble angle;
widget = GTK_WIDGET (notebook);
context = gtk_widget_get_style_context (widget);
gtk_notebook_get_arrow_rect (notebook, &arrow_rect, nbarrow);
gtk_widget_get_allocation (widget, &allocation);
arrow_rect.x -= allocation.x;
arrow_rect.y -= allocation.y;
gtk_widget_style_get (widget,
"scroll-arrow-hlength", &scroll_arrow_hlength,
"scroll-arrow-vlength", &scroll_arrow_vlength,
NULL);
if (priv->tab_pos == GTK_POS_LEFT ||
priv->tab_pos == GTK_POS_RIGHT)
{
angle = (ARROW_IS_LEFT (nbarrow)) ? 0 : G_PI;
arrow_size = scroll_arrow_vlength;
}
else
{
angle = (ARROW_IS_LEFT (nbarrow)) ? 3 * (G_PI / 2) : G_PI / 2;
arrow_size = scroll_arrow_hlength;
}
gtk_style_context_save_to_node (context, priv->arrow_node[nbarrow]);
gtk_render_arrow (context, cr, angle,
arrow_rect.x, arrow_rect.y,
arrow_size);
gtk_style_context_restore (context);
}
/* Private GtkNotebook Size Allocate Functions:
*
* gtk_notebook_tab_space
@ -5220,6 +5317,102 @@ gtk_notebook_draw_arrow (GtkNotebook *notebook,
* gtk_notebook_pages_allocate
* gtk_notebook_calc_tabs
*/
static void
gtk_notebook_allocate_arrows (GtkNotebook *notebook,
GtkAllocation *allocation)
{
GtkNotebookPrivate *priv = notebook->priv;
GtkAllocation arrow_allocation, arrow_clip;
gint size1, size2, min, nat;
guint i, ii;
switch (priv->tab_pos)
{
case GTK_POS_TOP:
case GTK_POS_BOTTOM:
arrow_allocation.y = allocation->y;
arrow_allocation.height = allocation->height;
for (i = 0; i < 4; i++)
{
ii = i < 2 ? i : i ^ 1;
if (priv->arrow_gadget[ii] == NULL)
continue;
gtk_css_gadget_get_preferred_size (priv->arrow_gadget[ii],
GTK_ORIENTATION_HORIZONTAL,
allocation->height,
&min, &nat,
NULL, NULL);
if (i < 2)
{
arrow_allocation.x = allocation->x;
arrow_allocation.width = min;
gtk_css_gadget_allocate (priv->arrow_gadget[ii], &arrow_allocation, -1, &arrow_clip);
allocation->x += min;
allocation->width -= min;
}
else
{
arrow_allocation.x = allocation->x + allocation->width - min;
arrow_allocation.width = min;
gtk_css_gadget_allocate (priv->arrow_gadget[ii], &arrow_allocation, -1, &arrow_clip);
allocation->width -= min;
}
}
break;
case GTK_POS_LEFT:
case GTK_POS_RIGHT:
if (priv->arrow_gadget[0] || priv->arrow_gadget[1])
{
gtk_notebook_measure_arrows (notebook,
GTK_PACK_START,
GTK_ORIENTATION_VERTICAL,
allocation->width,
&min, &nat,
NULL, NULL);
gtk_notebook_distribute_arrow_width (notebook, GTK_PACK_START, allocation->width, &size1, &size2);
arrow_allocation.x = allocation->x;
arrow_allocation.y = allocation->y;
arrow_allocation.width = size1;
arrow_allocation.height = min;
if (priv->arrow_gadget[0])
gtk_css_gadget_allocate (priv->arrow_gadget[0], &arrow_allocation, -1, &arrow_clip);
arrow_allocation.x += size1;
arrow_allocation.width = size2;
if (priv->arrow_gadget[1])
gtk_css_gadget_allocate (priv->arrow_gadget[1], &arrow_allocation, -1, &arrow_clip);
allocation->y += min;
allocation->height -= min;
}
if (priv->arrow_gadget[2] || priv->arrow_gadget[3])
{
gtk_notebook_measure_arrows (notebook,
GTK_PACK_END,
GTK_ORIENTATION_VERTICAL,
allocation->width,
&min, &nat,
NULL, NULL);
gtk_notebook_distribute_arrow_width (notebook, GTK_PACK_END, allocation->width, &size1, &size2);
arrow_allocation.x = allocation->x;
arrow_allocation.y = allocation->y + allocation->height - min;
arrow_allocation.width = size1;
arrow_allocation.height = min;
if (priv->arrow_gadget[2])
gtk_css_gadget_allocate (priv->arrow_gadget[2], &arrow_allocation, -1, &arrow_clip);
arrow_allocation.x += size1;
arrow_allocation.width = size2;
if (priv->arrow_gadget[3])
gtk_css_gadget_allocate (priv->arrow_gadget[3], &arrow_allocation, -1, &arrow_clip);
allocation->height -= min;
}
break;
}
}
static void
gtk_notebook_tab_space (GtkNotebook *notebook,
const GtkAllocation *allocation,
@ -5230,18 +5423,9 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
GtkNotebookPrivate *priv = notebook->priv;
GList *children;
GtkPositionType tab_pos = get_effective_tab_pos (notebook);
gint arrow_spacing;
gint scroll_arrow_hlength;
gint scroll_arrow_vlength;
children = priv->children;
gtk_widget_style_get (GTK_WIDGET (notebook),
"arrow-spacing", &arrow_spacing,
"scroll-arrow-hlength", &scroll_arrow_hlength,
"scroll-arrow-vlength", &scroll_arrow_vlength,
NULL);
*tabs_allocation = *allocation;
switch (tab_pos)
@ -5286,23 +5470,11 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
case GTK_POS_BOTTOM:
if (*tab_space > tabs_allocation->width)
{
guint i;
*show_arrows = TRUE;
/* take arrows into account */
gtk_notebook_allocate_arrows (notebook, tabs_allocation);
*tab_space = tabs_allocation->width;
for (i = 0; i < 4; i++)
{
if (priv->arrow_node[i] == NULL)
continue;
*tab_space -= arrow_spacing + scroll_arrow_hlength;
tabs_allocation->width -= arrow_spacing + scroll_arrow_hlength;
if (i < 2)
tabs_allocation->x += arrow_spacing + scroll_arrow_hlength;
}
}
break;
case GTK_POS_LEFT:
@ -5311,21 +5483,9 @@ gtk_notebook_tab_space (GtkNotebook *notebook,
{
*show_arrows = TRUE;
/* take arrows into account */
gtk_notebook_allocate_arrows (notebook, tabs_allocation);
*tab_space = tabs_allocation->height;
if (priv->arrow_node[ARROW_LEFT_BEFORE] || priv->arrow_node[ARROW_RIGHT_BEFORE])
{
*tab_space -= arrow_spacing + scroll_arrow_vlength;
tabs_allocation->x += arrow_spacing + scroll_arrow_vlength;
tabs_allocation->height -= arrow_spacing + scroll_arrow_vlength;
}
if (priv->arrow_node[ARROW_LEFT_AFTER] || priv->arrow_node[ARROW_RIGHT_AFTER])
{
*tab_space -= arrow_spacing + scroll_arrow_vlength;
tabs_allocation->height -= arrow_spacing + scroll_arrow_vlength;
}
}
break;
}
@ -7442,10 +7602,12 @@ gtk_notebook_child_reordered (GtkNotebook *notebook,
if (list->prev)
sibling = gtk_css_gadget_get_node (GTK_NOTEBOOK_PAGE (list->prev)->gadget);
else if (priv->arrow_node[ARROW_RIGHT_BEFORE])
sibling = priv->arrow_node[ARROW_RIGHT_BEFORE];
else if (priv->arrow_gadget[ARROW_RIGHT_BEFORE])
sibling = gtk_css_gadget_get_node (priv->arrow_gadget[ARROW_RIGHT_BEFORE]);
else if (priv->arrow_gadget[ARROW_LEFT_BEFORE])
sibling = gtk_css_gadget_get_node (priv->arrow_gadget[ARROW_LEFT_BEFORE]);
else
sibling = priv->arrow_node[ARROW_LEFT_BEFORE];
sibling = NULL;
gtk_css_node_insert_after (gtk_css_gadget_get_node (priv->tabs_gadget),
gtk_css_gadget_get_node (page->gadget),