[gtk+/wip/matthiasc/gadget: 20/34] expander: Convert to gadgets
- From: Matthias Clasen <matthiasc src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/wip/matthiasc/gadget: 20/34] expander: Convert to gadgets
- Date: Mon, 14 Dec 2015 06:32:19 +0000 (UTC)
commit c3a877503a7acfb698a7db6f566bb90aee8afc09
Author: Matthias Clasen <mclasen redhat com>
Date: Tue Dec 8 10:04:03 2015 -0500
expander: Convert to gadgets
As part of the conversion, add another CSS node for the title
area including the arrow and the label.
gtk/gtkexpander.c | 833 +++++++++++++++++++++++++++++++----------------------
1 files changed, 493 insertions(+), 340 deletions(-)
---
diff --git a/gtk/gtkexpander.c b/gtk/gtkexpander.c
index 6898888..4921fd8 100644
--- a/gtk/gtkexpander.c
+++ b/gtk/gtkexpander.c
@@ -92,11 +92,15 @@
*
* |[<!-- language="plain" -->
* expander
- * ╰── arrow
+ * ├── title
+ * │ ├── arrow
+ * │ ╰── label widget
+ * ╰── child
* ]|
*
- * GtkExpander has two css nodes, the main node with the name expander and a subnode
- * named slider. Neither of them is using any style classes.
+ * GtkExpander has three CSS nodes, the main node with the name expander,
+ * a subnode with name title and node below it with name arrow. Neither of
+ * them is using any style classes.
*/
#include "config.h"
@@ -115,8 +119,9 @@
#include "gtkdnd.h"
#include "a11y/gtkexpanderaccessible.h"
#include "gtkstylecontextprivate.h"
-#include "gtkcssstylepropertyprivate.h"
+#include "gtkcsscustomgadgetprivate.h"
#include "gtkwidgetprivate.h"
+#include "gtkcontainerprivate.h"
#define DEFAULT_EXPANDER_SIZE 10
@@ -141,18 +146,20 @@ struct _GtkExpanderPrivate
GtkWidget *label_widget;
GdkWindow *event_window;
- GtkCssNode *arrow_node;
+ GtkCssGadget *gadget;
+ GtkCssGadget *title_gadget;
+ GtkCssGadget *arrow_gadget;
GtkGesture *multipress_gesture;
gint spacing;
guint expand_timer;
- guint expanded : 1;
- guint use_underline : 1;
- guint use_markup : 1;
- guint prelight : 1;
- guint label_fill : 1;
+ guint expanded : 1;
+ guint use_underline : 1;
+ guint use_markup : 1;
+ guint prelight : 1;
+ guint label_fill : 1;
guint resize_toplevel : 1;
};
@@ -227,6 +234,10 @@ static void gtk_expander_get_preferred_width_for_height (GtkWidget *
gint width,
gint *minimum_height,
gint *natural_height);
+static void gtk_expander_state_flags_changed (GtkWidget *widget,
+ GtkStateFlags previous_state);
+static void gtk_expander_direction_changed (GtkWidget *widget,
+ GtkTextDirection previous_direction);
/* Gestures */
static void gesture_multipress_released_cb (GtkGestureMultiPress *gesture,
@@ -235,6 +246,64 @@ static void gesture_multipress_released_cb (GtkGestureMultiPress *gesture,
gdouble y,
GtkExpander *expander);
+/* Gadgets */
+static void gtk_expander_get_content_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data);
+static void gtk_expander_allocate (GtkCssGadget *gadget,
+ const GtkAllocation *allocation,
+ int baseline,
+ GtkAllocation *out_clip,
+ gpointer data);
+static gboolean gtk_expander_draw_contents (GtkCssGadget *gadget,
+ cairo_t *cr,
+ int x,
+ int y,
+ int width,
+ int height,
+ gpointer data);
+static void gtk_expander_get_title_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data);
+static void gtk_expander_allocate_title (GtkCssGadget *gadget,
+ const GtkAllocation *allocation,
+ int baseline,
+ GtkAllocation *out_clip,
+ gpointer data);
+static gboolean gtk_expander_draw_title (GtkCssGadget *gadget,
+ cairo_t *cr,
+ int x,
+ int y,
+ int width,
+ int height,
+ gpointer data);
+static void gtk_expander_get_arrow_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data);
+static gboolean gtk_expander_draw_arrow (GtkCssGadget *gadget,
+ cairo_t *cr,
+ int x,
+ int y,
+ int width,
+ int height,
+ gpointer data);
+
+
G_DEFINE_TYPE_WITH_CODE (GtkExpander, gtk_expander, GTK_TYPE_BIN,
G_ADD_PRIVATE (GtkExpander)
G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
@@ -270,6 +339,8 @@ gtk_expander_class_init (GtkExpanderClass *klass)
widget_class->get_preferred_height = gtk_expander_get_preferred_height;
widget_class->get_preferred_height_for_width = gtk_expander_get_preferred_height_for_width;
widget_class->get_preferred_width_for_height = gtk_expander_get_preferred_width_for_height;
+ widget_class->state_flags_changed = gtk_expander_state_flags_changed;
+ widget_class->direction_changed = gtk_expander_direction_changed;
container_class->add = gtk_expander_add;
container_class->remove = gtk_expander_remove;
@@ -383,17 +454,6 @@ gtk_expander_class_init (GtkExpanderClass *klass)
}
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_expander_init (GtkExpander *expander)
{
GtkExpanderPrivate *priv;
@@ -417,12 +477,31 @@ gtk_expander_init (GtkExpander *expander)
priv->resize_toplevel = 0;
widget_node = gtk_widget_get_css_node (GTK_WIDGET (expander));
- priv->arrow_node = gtk_css_node_new ();
- gtk_css_node_set_name (priv->arrow_node, I_("arrow"));
- gtk_css_node_set_parent (priv->arrow_node, widget_node);
- gtk_css_node_set_state (priv->arrow_node, gtk_css_node_get_state (widget_node));
- g_signal_connect_object (priv->arrow_node, "style-changed", G_CALLBACK (node_style_changed_cb), expander,
0);
- g_object_unref (priv->arrow_node);
+ priv->gadget = gtk_css_custom_gadget_new_for_node (widget_node,
+ GTK_WIDGET (expander),
+ gtk_expander_get_content_size,
+ gtk_expander_allocate,
+ gtk_expander_draw_contents,
+ NULL,
+ NULL);
+ priv->title_gadget = gtk_css_custom_gadget_new ("title",
+ GTK_WIDGET (expander),
+ priv->gadget,
+ NULL,
+ gtk_expander_get_title_size,
+ gtk_expander_allocate_title,
+ gtk_expander_draw_title,
+ NULL,
+ NULL);
+ priv->arrow_gadget = gtk_css_custom_gadget_new ("arrow",
+ GTK_WIDGET (expander),
+ priv->title_gadget,
+ NULL,
+ gtk_expander_get_arrow_size,
+ NULL,
+ gtk_expander_draw_arrow,
+ NULL,
+ NULL);
gtk_drag_dest_set (GTK_WIDGET (expander), 0, NULL, 0, 0);
gtk_drag_dest_set_track_motion (GTK_WIDGET (expander), TRUE);
@@ -554,70 +633,11 @@ gtk_expander_destroy (GtkWidget *widget)
g_clear_object (&priv->multipress_gesture);
- GTK_WIDGET_CLASS (gtk_expander_parent_class)->destroy (widget);
-}
-
-static void
-get_padding_and_border (GtkWidget *widget,
- GtkBorder *border)
-{
- GtkStyleContext *context;
- GtkStateFlags state;
- GtkBorder tmp;
-
- context = gtk_widget_get_style_context (widget);
- state = gtk_style_context_get_state (context);
-
- gtk_style_context_get_padding (context, state, border);
- gtk_style_context_get_border (context, state, &tmp);
- border->top += tmp.top;
- border->right += tmp.right;
- border->bottom += tmp.bottom;
- border->left += tmp.left;
-}
-
-static void
-get_prelight_area_bounds (GtkExpander *expander,
- GdkRectangle *area)
-{
- GtkWidget *widget;
- GtkExpanderPrivate *priv;
- GtkAllocation allocation;
- GtkContainer *container;
- int expander_size;
- int expander_spacing;
- guint border_width;
- GtkBorder border;
-
- priv = expander->priv;
- widget = GTK_WIDGET (expander);
- container = GTK_CONTAINER (expander);
-
- gtk_widget_style_get (widget,
- "expander-size", &expander_size,
- "expander-spacing", &expander_spacing,
- NULL);
-
- gtk_widget_get_allocation (widget, &allocation);
- get_padding_and_border (widget, &border);
-
- border_width = gtk_container_get_border_width (container);
- area->x = border_width;
- area->y = border_width;
- area->width = allocation.width - (2 * border_width);
-
- if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
- {
- GtkAllocation label_widget_allocation;
+ g_clear_object (&priv->arrow_gadget);
+ g_clear_object (&priv->title_gadget);
+ g_clear_object (&priv->gadget);
- gtk_widget_get_allocation (priv->label_widget, &label_widget_allocation);
- area->height = label_widget_allocation.height;
- }
- else
- area->height = 0;
-
- area->height = MAX (area->height, expander_size + 2 * expander_spacing);
- area->height += border.top + border.bottom;
+ GTK_WIDGET_CLASS (gtk_expander_parent_class)->destroy (widget);
}
static void
@@ -628,18 +648,16 @@ gtk_expander_realize (GtkWidget *widget)
GdkWindow *window;
GdkWindowAttr attributes;
gint attributes_mask;
- GdkRectangle area;
priv = GTK_EXPANDER (widget)->priv;
gtk_widget_get_allocation (widget, &allocation);
- get_prelight_area_bounds (GTK_EXPANDER (widget), &area);
attributes.window_type = GDK_WINDOW_CHILD;
- attributes.x = allocation.x + area.x;
- attributes.y = allocation.y + area.y;
- attributes.width = area.width;
- attributes.height = area.height;
+ attributes.x = allocation.x;
+ attributes.y = allocation.y;
+ attributes.width = allocation.width;
+ attributes.height = allocation.height;
attributes.wclass = GDK_INPUT_ONLY;
attributes.event_mask = gtk_widget_get_events (widget)
| GDK_BUTTON_PRESS_MASK
@@ -688,7 +706,6 @@ get_expander_bounds (GtkExpander *expander,
gint expander_size;
gint expander_spacing;
gboolean ltr;
- GtkBorder border;
widget = GTK_WIDGET (expander);
priv = expander->priv;
@@ -701,18 +718,17 @@ get_expander_bounds (GtkExpander *expander,
"expander-size", &expander_size,
"expander-spacing", &expander_spacing,
NULL);
- get_padding_and_border (widget, &border);
ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
- rect->x = allocation.x + border_width + border.left;
- rect->y = allocation.y + border_width + border.top;
+ rect->x = border_width;
+ rect->y = border_width;
if (ltr)
rect->x += expander_spacing;
else
- rect->x += allocation.width - 2 * border_width -
- expander_spacing - expander_size - border.right;
+ rect->x += allocation.width - border_width -
+ expander_spacing - expander_size;
if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
{
@@ -737,53 +753,121 @@ static void
gtk_expander_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
+ GtkAllocation clip;
+
+ gtk_widget_set_allocation (widget, allocation);
+
+ gtk_css_gadget_allocate (GTK_EXPANDER (widget)->priv->gadget,
+ allocation,
+ gtk_widget_get_allocated_baseline (widget),
+ &clip);
+
+ gtk_widget_set_clip (widget, &clip);
+}
+
+static void
+gtk_expander_allocate (GtkCssGadget *gadget,
+ const GtkAllocation *allocation,
+ gint baseline,
+ GtkAllocation *out_clip,
+ gpointer data)
+{
+ GtkWidget *widget;
GtkExpander *expander;
GtkWidget *child;
GtkExpanderPrivate *priv;
- gboolean child_visible = FALSE;
- guint border_width;
- gint expander_size;
+ GtkAllocation title_allocation;
+ GtkAllocation title_clip;
+ gint title_height_min, title_height_nat;
+
+ widget = gtk_css_gadget_get_owner (gadget);
+ expander = GTK_EXPANDER (widget);
+ priv = expander->priv;
+ child = gtk_bin_get_child (GTK_BIN (widget));
+
+ gtk_css_gadget_get_preferred_size (priv->title_gadget,
+ GTK_ORIENTATION_VERTICAL,
+ allocation->width,
+ &title_height_min, &title_height_nat,
+ NULL, NULL);
+
+ title_allocation.x = allocation->x;
+ title_allocation.y = allocation->y;
+ title_allocation.width = allocation->width;
+ title_allocation.height = CLAMP (title_height_nat, title_height_min, allocation->height);
+
+ gtk_css_gadget_allocate (priv->title_gadget, &title_allocation, baseline, &title_clip);
+
+ if (gtk_widget_get_realized (widget))
+ gdk_window_move_resize (priv->event_window,
+ title_allocation.x, title_allocation.y,
+ title_allocation.width, title_allocation.height);
+
+ if (child && gtk_widget_get_child_visible (child))
+ {
+ GtkAllocation child_allocation;
+
+ child_allocation.x = allocation->x;
+ child_allocation.y = allocation->y + title_allocation.height + priv->spacing;
+ child_allocation.width = allocation->width;
+ child_allocation.height = allocation->height - title_allocation.height - priv->spacing;
+
+ gtk_widget_size_allocate (child, &child_allocation);
+ }
+
+ gtk_container_get_children_clip (GTK_CONTAINER (expander), out_clip);
+ gdk_rectangle_union (out_clip, &title_clip, out_clip);
+}
+
+static void
+gtk_expander_allocate_title (GtkCssGadget *gadget,
+ const GtkAllocation *allocation,
+ gint baseline,
+ GtkAllocation *out_clip,
+ gpointer data)
+{
+ GtkWidget *widget;
+ GtkExpander *expander;
+ GtkExpanderPrivate *priv;
+ gint arrow_width, arrow_height;
gint expander_spacing;
gint label_height;
- gint label_xpad, label_xoffset;
- gint child_ypad, child_yoffset;
- GtkBorder border;
+ gint label_xoffset;
+ GtkAllocation arrow_allocation;
+ GtkAllocation clip;
+ widget = gtk_css_gadget_get_owner (gadget);
expander = GTK_EXPANDER (widget);
- child = gtk_bin_get_child (GTK_BIN (widget));
- priv = expander->priv;
-
- border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
+ priv = expander->priv;
- gtk_widget_set_allocation (widget, allocation);
+ gtk_css_gadget_get_preferred_size (priv->arrow_gadget,
+ GTK_ORIENTATION_HORIZONTAL,
+ -1,
+ NULL, &arrow_width,
+ NULL, NULL);
+ gtk_css_gadget_get_preferred_size (priv->arrow_gadget,
+ GTK_ORIENTATION_VERTICAL,
+ -1,
+ NULL, &arrow_height,
+ NULL, NULL);
gtk_widget_style_get (widget,
- "expander-size", &expander_size,
"expander-spacing", &expander_spacing,
NULL);
- get_padding_and_border (widget, &border);
-
- /* Calculate some offsets/padding first */
- label_xoffset = border_width + expander_size + 2 * expander_spacing + border.left;
- label_xpad = 2 * border_width + expander_size + 2 * expander_spacing + border.left + border.right;
-
- child_yoffset = border_width + priv->spacing + border.top + border.bottom;
- child_ypad = 2 * border_width + priv->spacing + border.top + border.bottom;
-
- child_visible = (child && gtk_widget_get_child_visible (child));
+ label_xoffset = arrow_width + 2 * expander_spacing;
if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
{
GtkAllocation label_allocation;
- gint natural_label_width;
- gboolean ltr;
+ gint label_width;
- gtk_widget_get_preferred_width (priv->label_widget, NULL, &natural_label_width);
+ gtk_widget_get_preferred_width (priv->label_widget, NULL, &label_width);
if (priv->label_fill)
- label_allocation.width = allocation->width - label_xpad;
+ label_allocation.width = allocation->width - label_xoffset;
else
- label_allocation.width = MIN (natural_label_width, allocation->width - label_xpad);
+ label_allocation.width = MIN (label_width, allocation->width - label_xoffset);
+
label_allocation.width = MAX (label_allocation.width, 1);
/* We distribute the minimum height to the label widget and prioritize
@@ -792,22 +876,13 @@ gtk_expander_size_allocate (GtkWidget *widget,
gtk_widget_get_preferred_height_for_width (priv->label_widget,
label_allocation.width, &label_height, NULL);
- ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
-
- if (priv->label_fill)
- label_allocation.x = allocation->x + label_xoffset;
- else if (ltr)
- label_allocation.x = allocation->x + label_xoffset;
+ if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
+ label_allocation.x = allocation->x + allocation->width - label_xoffset - label_width;
else
- label_allocation.x = allocation->x + allocation->width -
- (label_allocation.width + label_xoffset);
+ label_allocation.x = allocation->x + label_xoffset;
- label_allocation.y = allocation->y + border_width + border.top;
- label_allocation.height = MIN (label_height,
- allocation->height - 2 * border_width -
- border.top - border.bottom -
- (child_visible ? priv->spacing : 0));
- label_allocation.height = MAX (label_allocation.height, 1);
+ label_allocation.y = allocation->y;
+ label_allocation.height = label_height;
gtk_widget_size_allocate (priv->label_widget, &label_allocation);
@@ -818,33 +893,21 @@ gtk_expander_size_allocate (GtkWidget *widget,
label_height = 0;
}
- if (gtk_widget_get_realized (widget))
- {
- GdkRectangle rect;
-
- get_prelight_area_bounds (expander, &rect);
- gdk_window_move_resize (priv->event_window,
- allocation->x + rect.x,
- allocation->y + rect.y,
- rect.width, rect.height);
- }
-
- if (child_visible)
- {
- GtkAllocation child_allocation;
- gint top_height;
-
- top_height = MAX (2 * expander_spacing + expander_size, label_height);
-
- child_allocation.x = allocation->x + border_width;
- child_allocation.y = allocation->y + top_height + child_yoffset;
-
- child_allocation.width = MAX (allocation->width - 2 * border_width, 1);
- child_allocation.height = allocation->height - top_height - child_ypad;
- child_allocation.height = MAX (child_allocation.height, 1);
-
- gtk_widget_size_allocate (child, &child_allocation);
- }
+ if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)
+ arrow_allocation.x = allocation->x + allocation->width - expander_spacing - arrow_width;
+ else
+ arrow_allocation.x = allocation->x + expander_spacing;
+ arrow_allocation.y = allocation->y;
+ arrow_allocation.width = arrow_width;
+ arrow_allocation.height = arrow_height;
+
+ gtk_css_gadget_allocate (priv->arrow_gadget,
+ &arrow_allocation,
+ gtk_widget_get_allocated_baseline (widget),
+ &clip);
+
+ gtk_container_get_children_clip (GTK_CONTAINER (expander), out_clip);
+ gdk_rectangle_union (out_clip, &clip, out_clip);
}
static void
@@ -875,42 +938,44 @@ gtk_expander_unmap (GtkWidget *widget)
gtk_widget_unmap (priv->label_widget);
}
-static void
-gtk_expander_paint (GtkExpander *expander,
- cairo_t *cr)
+static gboolean
+gtk_expander_draw_arrow (GtkCssGadget *gadget,
+ cairo_t *cr,
+ gint x,
+ gint y,
+ gint width,
+ gint height,
+ gpointer data)
{
+ GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
+ GtkExpander *expander = GTK_EXPANDER (widget);
GtkExpanderPrivate *priv = expander->priv;
- GtkWidget *widget;
- GdkRectangle clip;
- GdkRectangle area;
- GtkAllocation allocation;
GtkStyleContext *context;
- gint size;
- widget = GTK_WIDGET (expander);
context = gtk_widget_get_style_context (widget);
+ gtk_style_context_save_to_node (context, gtk_css_gadget_get_node (priv->arrow_gadget));
+ gtk_render_expander (context, cr, x, y, width, height);
+ gtk_style_context_restore (context);
- get_expander_bounds (expander, &clip);
- gtk_widget_get_allocation (widget, &allocation);
-
- gtk_widget_style_get (widget, "expander-size", &size, NULL);
-
- gtk_style_context_save_to_node (context, priv->arrow_node);
+ return FALSE;
+}
- if (expander->priv->prelight)
- {
- get_prelight_area_bounds (expander, &area);
- gtk_render_background (context, cr,
- area.x, area.y,
- area.width, area.height);
- }
+static gboolean
+gtk_expander_draw_title (GtkCssGadget *gadget,
+ cairo_t *cr,
+ gint x,
+ gint y,
+ gint width,
+ gint height,
+ gpointer data)
+{
+ GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
+ GtkExpander *expander = GTK_EXPANDER (widget);
+ GtkExpanderPrivate *priv = expander->priv;
- gtk_render_expander (context, cr,
- clip.x - allocation.x,
- clip.y - allocation.y,
- size, size);
+ gtk_css_gadget_draw (priv->arrow_gadget, cr);
- gtk_style_context_restore (context);
+ return FALSE;
}
static void
@@ -927,7 +992,6 @@ gtk_expander_paint_focus (GtkExpander *expander,
gint expander_spacing;
gboolean ltr;
GtkAllocation allocation;
- GtkBorder border;
widget = GTK_WIDGET (expander);
priv = expander->priv;
@@ -939,7 +1003,6 @@ gtk_expander_paint_focus (GtkExpander *expander,
"expander-size", &expander_size,
"expander-spacing", &expander_spacing,
NULL);
- get_padding_and_border (widget, &border);
ltr = gtk_widget_get_direction (widget) != GTK_TEXT_DIR_RTL;
@@ -956,8 +1019,8 @@ gtk_expander_paint_focus (GtkExpander *expander,
height = label_allocation.height;
}
- x = border_width + border.left;
- y = border_width + border.top;
+ x = border_width;
+ y = border_width;
if (ltr)
{
@@ -973,30 +1036,44 @@ gtk_expander_paint_focus (GtkExpander *expander,
{
get_expander_bounds (expander, &rect);
- x = rect.x - allocation.x;
- y = rect.y - allocation.y;
+ x = rect.x;
+ y = rect.y;
width = rect.width;
height = rect.height;
}
context = gtk_widget_get_style_context (widget);
- gtk_render_focus (context, cr,
- x, y, width, height);
+ gtk_render_focus (context, cr, x, y, width, height);
}
static gboolean
gtk_expander_draw (GtkWidget *widget,
cairo_t *cr)
{
+ gtk_css_gadget_draw (GTK_EXPANDER (widget)->priv->gadget, cr);
+
+ return FALSE;
+}
+
+static gboolean
+gtk_expander_draw_contents (GtkCssGadget *gadget,
+ cairo_t *cr,
+ gint x,
+ gint y,
+ gint width,
+ gint height,
+ gpointer data)
+{
+ GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
GtkExpander *expander = GTK_EXPANDER (widget);
- gtk_expander_paint (expander, cr);
+ gtk_css_gadget_draw (expander->priv->title_gadget, cr);
+
+ GTK_WIDGET_CLASS (gtk_expander_parent_class)->draw (widget, cr);
if (gtk_widget_has_visible_focus (widget))
gtk_expander_paint_focus (expander, cr);
- GTK_WIDGET_CLASS (gtk_expander_parent_class)->draw (widget, cr);
-
return FALSE;
}
@@ -1025,7 +1102,7 @@ gtk_expander_redraw_expander (GtkExpander *expander)
}
static void
-update_arrow_state (GtkExpander *expander)
+update_node_state (GtkExpander *expander)
{
GtkExpanderPrivate *priv = expander->priv;
GtkStateFlags state;
@@ -1037,12 +1114,51 @@ update_arrow_state (GtkExpander *expander)
else
state &= ~GTK_STATE_FLAG_PRELIGHT;
+ gtk_css_node_set_state (gtk_css_gadget_get_node (priv->title_gadget), state);
+
if (priv->expanded)
state |= GTK_STATE_FLAG_CHECKED;
else
state &= ~GTK_STATE_FLAG_CHECKED;
- gtk_css_node_set_state (priv->arrow_node, state);
+ gtk_css_node_set_state (gtk_css_gadget_get_node (priv->arrow_gadget), state);
+}
+
+static void
+update_node_ordering (GtkExpander *expander)
+{
+ GtkExpanderPrivate *priv = expander->priv;
+ GtkCssNode *arrow_node, *label_node, *title_node;
+
+ if (!priv->label_widget)
+ return;
+
+ title_node = gtk_css_gadget_get_node (priv->title_gadget);
+ arrow_node = gtk_css_gadget_get_node (priv->arrow_gadget);
+ label_node = gtk_widget_get_css_node (priv->label_widget);
+
+ if (gtk_widget_get_direction (GTK_WIDGET (expander)) == GTK_TEXT_DIR_RTL)
+ gtk_css_node_insert_before (title_node, label_node, arrow_node);
+ else
+ gtk_css_node_insert_after (title_node, label_node, arrow_node);
+}
+
+static void
+gtk_expander_state_flags_changed (GtkWidget *widget,
+ GtkStateFlags previous_state)
+{
+ update_node_state (GTK_EXPANDER (widget));
+
+ GTK_WIDGET_CLASS (gtk_expander_parent_class)->state_flags_changed (widget, previous_state);
+}
+
+static void
+gtk_expander_direction_changed (GtkWidget *widget,
+ GtkTextDirection previous_direction)
+{
+ update_node_ordering (GTK_EXPANDER (widget));
+
+ GTK_WIDGET_CLASS (gtk_expander_parent_class)->direction_changed (widget, previous_direction);
}
static gboolean
@@ -1056,7 +1172,7 @@ gtk_expander_enter_notify (GtkWidget *widget,
{
expander->priv->prelight = TRUE;
- update_arrow_state (expander);
+ update_node_state (expander);
if (expander->priv->label_widget)
gtk_widget_set_state_flags (expander->priv->label_widget,
@@ -1080,7 +1196,7 @@ gtk_expander_leave_notify (GtkWidget *widget,
{
expander->priv->prelight = FALSE;
- update_arrow_state (expander);
+ update_node_state (expander);
if (expander->priv->label_widget)
gtk_widget_unset_state_flags (expander->priv->label_widget,
@@ -1384,60 +1500,16 @@ gtk_expander_activate (GtkExpander *expander)
gtk_expander_set_expanded (expander, !expander->priv->expanded);
}
-
static void
gtk_expander_get_preferred_width (GtkWidget *widget,
gint *minimum_size,
gint *natural_size)
{
- GtkExpander *expander;
- GtkWidget *child;
- GtkExpanderPrivate *priv;
- gint border_width;
- gint expander_size;
- gint expander_spacing;
- GtkBorder border;
-
- child = gtk_bin_get_child (GTK_BIN (widget));
- expander = GTK_EXPANDER (widget);
- priv = expander->priv;
-
- border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
-
- gtk_widget_style_get (GTK_WIDGET (widget),
- "expander-size", &expander_size,
- "expander-spacing", &expander_spacing,
- NULL);
- get_padding_and_border (widget, &border);
-
- *minimum_size = *natural_size =
- expander_size + 2 * expander_spacing;
-
- if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
- {
- gint label_min, label_nat;
-
- gtk_widget_get_preferred_width (priv->label_widget,
- &label_min, &label_nat);
-
- *minimum_size += label_min;
- *natural_size += label_nat;
- }
-
- if (child && gtk_widget_get_child_visible (child))
- {
- gint child_min, child_nat;
-
- gtk_widget_get_preferred_width (child,
- &child_min, &child_nat);
-
- *minimum_size = MAX (*minimum_size, child_min);
- *natural_size = MAX (*natural_size, child_nat);
-
- }
-
- *minimum_size += 2 * border_width + border.left + border.right;
- *natural_size += 2 * border_width + border.left + border.right;
+ gtk_css_gadget_get_preferred_size (GTK_EXPANDER (widget)->priv->gadget,
+ GTK_ORIENTATION_HORIZONTAL,
+ -1,
+ minimum_size, natural_size,
+ NULL, NULL);
}
static void
@@ -1445,130 +1517,209 @@ gtk_expander_get_preferred_height (GtkWidget *widget,
gint *minimum_size,
gint *natural_size)
{
+ gtk_css_gadget_get_preferred_size (GTK_EXPANDER (widget)->priv->gadget,
+ GTK_ORIENTATION_VERTICAL,
+ -1,
+ minimum_size, natural_size,
+ NULL, NULL);
+}
+
+static void
+gtk_expander_get_preferred_width_for_height (GtkWidget *widget,
+ gint height,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ gtk_css_gadget_get_preferred_size (GTK_EXPANDER (widget)->priv->gadget,
+ GTK_ORIENTATION_HORIZONTAL,
+ height,
+ minimum_size, natural_size,
+ NULL, NULL);
+}
+
+static void
+gtk_expander_get_preferred_height_for_width (GtkWidget *widget,
+ gint width,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ gtk_css_gadget_get_preferred_size (GTK_EXPANDER (widget)->priv->gadget,
+ GTK_ORIENTATION_VERTICAL,
+ width,
+ minimum_size, natural_size,
+ NULL, NULL);
+}
+
+static void
+gtk_expander_get_content_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum,
+ gint *natural,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data)
+{
+ GtkWidget *widget;
GtkExpander *expander;
- GtkWidget *child;
GtkExpanderPrivate *priv;
- gint border_width;
- gint expander_size;
- gint expander_spacing;
- GtkBorder border;
+ GtkWidget *child;
- child = gtk_bin_get_child (GTK_BIN (widget));
+ widget = gtk_css_gadget_get_owner (gadget);
expander = GTK_EXPANDER (widget);
priv = expander->priv;
+ child = gtk_bin_get_child (GTK_BIN (widget));
- border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
-
- gtk_widget_style_get (GTK_WIDGET (widget),
- "expander-size", &expander_size,
- "expander-spacing", &expander_spacing,
- NULL);
- get_padding_and_border (widget, &border);
-
- *minimum_size = *natural_size = 0;
-
- if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
- gint label_min, label_nat;
+ gint title_height;
+ gtk_css_gadget_get_preferred_size (priv->title_gadget,
+ GTK_ORIENTATION_VERTICAL,
+ -1,
+ &title_height, NULL,
+ NULL, NULL);
+ gtk_css_gadget_get_preferred_size (priv->title_gadget,
+ GTK_ORIENTATION_HORIZONTAL,
+ title_height,
+ minimum, natural,
+ NULL, NULL);
+
+ if (child && gtk_widget_get_child_visible (child))
+ {
+ gint child_min, child_nat;
- gtk_widget_get_preferred_height (priv->label_widget,
- &label_min, &label_nat);
+ if (for_size > -1)
+ gtk_widget_get_preferred_width_for_height (child, MAX (for_size - priv->spacing - title_height,
0), &child_min, &child_nat);
+ else
+ gtk_widget_get_preferred_width (child, &child_min, &child_nat);
- *minimum_size += label_min;
- *natural_size += label_nat;
+ *minimum = MAX (*minimum, child_min);
+ *natural = MAX (*natural, child_nat);
+ }
}
-
- *minimum_size = MAX (*minimum_size, expander_size + 2 * expander_spacing);
- *natural_size = MAX (*natural_size, *minimum_size);
-
- if (child && gtk_widget_get_child_visible (child))
+ else
{
- gint child_min, child_nat;
+ gtk_css_gadget_get_preferred_size (priv->title_gadget,
+ GTK_ORIENTATION_VERTICAL,
+ for_size,
+ minimum, natural,
+ NULL, NULL);
- gtk_widget_get_preferred_height (child,
- &child_min, &child_nat);
+ if (child && gtk_widget_get_child_visible (child))
+ {
+ gint child_min, child_nat;
- *minimum_size += child_min + priv->spacing;
- *natural_size += child_nat + priv->spacing;
+ if (for_size > 0)
+ gtk_widget_get_preferred_height_for_width (child,
+ for_size,
+ &child_min, &child_nat);
+ else
+ gtk_widget_get_preferred_height (child, &child_min, &child_nat);
+ *minimum += child_min + priv->spacing;
+ *natural += child_nat + priv->spacing;
+ }
}
-
- *minimum_size += 2 * border_width + border.top + border.bottom;
- *natural_size += 2 * border_width + border.top + border.bottom;
}
+
static void
-gtk_expander_get_preferred_height_for_width (GtkWidget *widget,
- gint width,
- gint *minimum_height,
- gint *natural_height)
+gtk_expander_get_title_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum,
+ gint *natural,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data)
{
+ GtkWidget *widget;
GtkExpander *expander;
- GtkWidget *child;
GtkExpanderPrivate *priv;
- gint border_width;
- gint expander_size;
+ gint arrow_width, arrow_height;
gint expander_spacing;
- gint label_xpad;
- GtkBorder border;
- child = gtk_bin_get_child (GTK_BIN (widget));
+ widget = gtk_css_gadget_get_owner (gadget);
expander = GTK_EXPANDER (widget);
priv = expander->priv;
- border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
+ gtk_css_gadget_get_preferred_size (priv->arrow_gadget,
+ GTK_ORIENTATION_HORIZONTAL,
+ -1,
+ NULL, &arrow_width,
+ NULL, NULL);
+ gtk_css_gadget_get_preferred_size (priv->arrow_gadget,
+ GTK_ORIENTATION_VERTICAL,
+ -1,
+ NULL, &arrow_height,
+ NULL, NULL);
gtk_widget_style_get (GTK_WIDGET (widget),
- "expander-size", &expander_size,
"expander-spacing", &expander_spacing,
NULL);
- get_padding_and_border (widget, &border);
- label_xpad = 2 * border_width + expander_size + 2 * expander_spacing;
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
+ {
+ *minimum = *natural = arrow_width + 2 * expander_spacing;
+
+ if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
+ {
+ gint label_min, label_nat;
- *minimum_height = *natural_height = 0;
+ gtk_widget_get_preferred_width (priv->label_widget, &label_min, &label_nat);
- if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
+ *minimum += label_min;
+ *natural += label_nat;
+ }
+ }
+ else
{
- gint label_min, label_nat;
+ gint label_xpad;
- gtk_widget_get_preferred_height_for_width (priv->label_widget,
- MAX (width - label_xpad, 1),
- &label_min, &label_nat);
+ label_xpad = arrow_width + 2 * expander_spacing;
- *minimum_height += label_min;
- *natural_height += label_nat;
- }
+ *minimum = *natural = 0;
- *minimum_height = MAX (*minimum_height, expander_size + 2 * expander_spacing);
- *natural_height = MAX (*natural_height, *minimum_height);
+ if (priv->label_widget && gtk_widget_get_visible (priv->label_widget))
+ {
+ gint label_min, label_nat;
- if (child && gtk_widget_get_child_visible (child))
- {
- gint child_min, child_nat;
+ if (for_size > 0)
+ gtk_widget_get_preferred_height_for_width (priv->label_widget,
+ MAX (for_size - label_xpad, 1),
+ &label_min, &label_nat);
+ else
+ gtk_widget_get_preferred_height (priv->label_widget,
+ &label_min, &label_nat);
- gtk_widget_get_preferred_height_for_width (child,
- MAX (width - 2 * border_width, 1),
- &child_min, &child_nat);
+ *minimum += label_min;
+ *natural += label_nat;
+ }
- *minimum_height += child_min + priv->spacing;
- *natural_height += child_nat + priv->spacing;
+ *minimum = MAX (*minimum, arrow_height + 2 * expander_spacing);
+ *natural = MAX (*natural, *minimum);
}
-
- *minimum_height += 2 * border_width + border.top + border.bottom;
- *natural_height += 2 * border_width + border.top + border.bottom;
}
static void
-gtk_expander_get_preferred_width_for_height (GtkWidget *widget,
- gint height,
- gint *minimum_width,
- gint *natural_width)
+gtk_expander_get_arrow_size (GtkCssGadget *gadget,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum,
+ gint *natural,
+ gint *minimum_baseline,
+ gint *natural_baseline,
+ gpointer data)
{
- GTK_WIDGET_GET_CLASS (widget)->get_preferred_width (widget, minimum_width, natural_width);
-}
+ GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
+ gint expander_size;
+ gtk_widget_style_get (GTK_WIDGET (widget),
+ "expander-size", &expander_size,
+ NULL);
+ *minimum = *natural = expander_size;
+}
/**
* gtk_expander_new:
@@ -1640,7 +1791,7 @@ gtk_expander_set_expanded (GtkExpander *expander,
priv->expanded = expanded;
- update_arrow_state (expander);
+ update_node_state (expander);
child = gtk_bin_get_child (GTK_BIN (expander));
@@ -1937,7 +2088,9 @@ gtk_expander_set_label_widget (GtkExpander *expander,
if (label_widget)
{
priv->label_widget = label_widget;
-
+ gtk_css_node_set_parent (gtk_widget_get_css_node (label_widget),
+ gtk_css_gadget_get_node (priv->title_gadget));
+ update_node_ordering (expander);
gtk_widget_set_parent (label_widget, widget);
if (priv->prelight)
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