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menubar: port to use a gadget

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This commit is contained in:
Cosimo Cecchi 2016-01-01 15:23:27 -08:00
parent 96f10c0b72
commit 700286c6d8
1 changed files with 130 additions and 87 deletions
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217
gtk/gtkmenubar.c
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@ -42,6 +42,7 @@
#include "gtkmenubar.h"
#include "gtkbindings.h"
#include "gtkcsscustomgadgetprivate.h"
#include "gtkmain.h"
#include "gtkmarshalers.h"
#include "gtkmenuitemprivate.h"
@ -70,6 +71,8 @@ struct _GtkMenuBarPrivate
{
GtkPackDirection pack_direction;
GtkPackDirection child_pack_direction;
GtkCssGadget *gadget;
};
@ -81,6 +84,7 @@ static void gtk_menu_bar_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec);
static void gtk_menu_bar_finalize (GObject *object);
static void gtk_menu_bar_get_preferred_width (GtkWidget *widget,
gint *minimum,
gint *natural);
@ -105,6 +109,27 @@ static gint gtk_menu_bar_get_popup_delay (GtkMenuShell *menu_shell);
static void gtk_menu_bar_move_current (GtkMenuShell *menu_shell,
GtkMenuDirectionType direction);
static void gtk_menu_bar_measure (GtkCssGadget *gadget,
GtkOrientation orientation,
int for_size,
int *minimum,
int *natural,
int *minimum_baseline,
int *natural_baseline,
gpointer data);
static void gtk_menu_bar_allocate (GtkCssGadget *gadget,
const GtkAllocation *allocation,
int baseline,
GtkAllocation *out_clip,
gpointer data);
static gboolean gtk_menu_bar_render (GtkCssGadget *gadget,
cairo_t *cr,
int x,
int y,
int width,
int height,
gpointer data);
G_DEFINE_TYPE_WITH_PRIVATE (GtkMenuBar, gtk_menu_bar, GTK_TYPE_MENU_SHELL)
static void
@ -124,6 +149,7 @@ gtk_menu_bar_class_init (GtkMenuBarClass *class)
gobject_class->get_property = gtk_menu_bar_get_property;
gobject_class->set_property = gtk_menu_bar_set_property;
gobject_class->finalize = gtk_menu_bar_finalize;
widget_class->get_preferred_width = gtk_menu_bar_get_preferred_width;
widget_class->get_preferred_height = gtk_menu_bar_get_preferred_height;
@ -257,7 +283,20 @@ gtk_menu_bar_class_init (GtkMenuBarClass *class)
static void
gtk_menu_bar_init (GtkMenuBar *menu_bar)
{
menu_bar->priv = gtk_menu_bar_get_instance_private (menu_bar);
GtkMenuBarPrivate *priv;
GtkWidget *widget;
GtkCssNode *widget_node;
priv = menu_bar->priv = gtk_menu_bar_get_instance_private (menu_bar);
widget = GTK_WIDGET (menu_bar);
widget_node = gtk_widget_get_css_node (widget);
priv->gadget = gtk_css_custom_gadget_new_for_node (widget_node,
widget,
gtk_menu_bar_measure,
gtk_menu_bar_allocate,
gtk_menu_bar_render,
NULL, NULL);
}
/**
@ -273,6 +312,16 @@ gtk_menu_bar_new (void)
return g_object_new (GTK_TYPE_MENU_BAR, NULL);
}
static void
gtk_menu_bar_finalize (GObject *object)
{
GtkMenuBar *menu_bar = GTK_MENU_BAR (object);
g_clear_object (&menu_bar->priv->gadget);
G_OBJECT_CLASS (gtk_menu_bar_parent_class)->finalize (object);
}
static void
gtk_menu_bar_set_property (GObject *object,
guint prop_id,
@ -318,12 +367,16 @@ gtk_menu_bar_get_property (GObject *object,
}
static void
gtk_menu_bar_size_request (GtkWidget *widget,
GtkOrientation orientation,
gint size,
gint *minimum,
gint *natural)
gtk_menu_bar_measure (GtkCssGadget *gadget,
GtkOrientation orientation,
int size,
int *minimum,
int *natural,
int *minimum_baseline,
int *natural_baseline,
gpointer data)
{
GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
GtkMenuBar *menu_bar;
GtkMenuBarPrivate *priv;
GtkMenuShell *menu_shell;
@ -331,8 +384,6 @@ gtk_menu_bar_size_request (GtkWidget *widget,
GList *children;
gboolean use_toggle_size, use_maximize;
gint child_minimum, child_natural;
GtkStyleContext *context;
GtkBorder border;
*minimum = 0;
*natural = 0;
@ -387,33 +438,6 @@ gtk_menu_bar_size_request (GtkWidget *widget,
}
}
}
context = gtk_widget_get_style_context (widget);
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &border);
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
*minimum += border.left + border.right;
*natural += border.left + border.right;
}
else
{
*minimum += border.top + border.bottom;
*natural += border.top + border.bottom;
}
gtk_style_context_get_border (context, gtk_style_context_get_state (context), &border);
if (orientation == GTK_ORIENTATION_HORIZONTAL)
{
*minimum += border.left + border.right;
*natural += border.left + border.right;
}
else
{
*minimum += border.top + border.bottom;
*natural += border.top + border.bottom;
}
}
static void
@ -421,7 +445,11 @@ gtk_menu_bar_get_preferred_width (GtkWidget *widget,
gint *minimum,
gint *natural)
{
gtk_menu_bar_size_request (widget, GTK_ORIENTATION_HORIZONTAL, -1, minimum, natural);
gtk_css_gadget_get_preferred_size (GTK_MENU_BAR (widget)->priv->gadget,
GTK_ORIENTATION_HORIZONTAL,
-1,
minimum, natural,
NULL, NULL);
}
static void
@ -429,7 +457,11 @@ gtk_menu_bar_get_preferred_height (GtkWidget *widget,
gint *minimum,
gint *natural)
{
gtk_menu_bar_size_request (widget, GTK_ORIENTATION_VERTICAL, -1, minimum, natural);
gtk_css_gadget_get_preferred_size (GTK_MENU_BAR (widget)->priv->gadget,
GTK_ORIENTATION_VERTICAL,
-1,
minimum, natural,
NULL, NULL);
}
static void
@ -438,7 +470,11 @@ gtk_menu_bar_get_preferred_width_for_height (GtkWidget *widget,
gint *minimum,
gint *natural)
{
gtk_menu_bar_size_request (widget, GTK_ORIENTATION_HORIZONTAL, height, minimum, natural);
gtk_css_gadget_get_preferred_size (GTK_MENU_BAR (widget)->priv->gadget,
GTK_ORIENTATION_HORIZONTAL,
height,
minimum, natural,
NULL, NULL);
}
static void
@ -447,13 +483,21 @@ gtk_menu_bar_get_preferred_height_for_width (GtkWidget *widget,
gint *minimum,
gint *natural)
{
gtk_menu_bar_size_request (widget, GTK_ORIENTATION_VERTICAL, width, minimum, natural);
gtk_css_gadget_get_preferred_size (GTK_MENU_BAR (widget)->priv->gadget,
GTK_ORIENTATION_VERTICAL,
width,
minimum, natural,
NULL, NULL);
}
static void
gtk_menu_bar_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
gtk_menu_bar_allocate (GtkCssGadget *gadget,
const GtkAllocation *allocation,
int baseline,
GtkAllocation *out_clip,
gpointer data)
{
GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
GtkMenuBar *menu_bar;
GtkMenuShell *menu_shell;
GtkMenuBarPrivate *priv;
@ -464,42 +508,13 @@ gtk_menu_bar_size_allocate (GtkWidget *widget,
gint toggle_size;
guint i;
g_return_if_fail (GTK_IS_MENU_BAR (widget));
g_return_if_fail (allocation != NULL);
menu_bar = GTK_MENU_BAR (widget);
menu_shell = GTK_MENU_SHELL (widget);
priv = menu_bar->priv;
gtk_widget_set_allocation (widget, allocation);
if (gtk_widget_get_realized (widget))
gdk_window_move_resize (gtk_widget_get_window (widget),
allocation->x, allocation->y,
allocation->width, allocation->height);
if (menu_shell->priv->children)
{
GtkStyleContext *context;
GtkBorder border;
context = gtk_widget_get_style_context (widget);
gtk_style_context_get_padding (context, gtk_style_context_get_state (context), &border);
remaining_space.x = border.left;
remaining_space.y = border.top;
remaining_space.width = allocation->width -
border.left - border.right;
remaining_space.height = allocation->height -
border.top - border.bottom;
gtk_style_context_get_border (context, gtk_style_context_get_state (context), &border);
remaining_space.x += border.left;
remaining_space.y += border.top;
remaining_space.width -= border.left + border.right;
remaining_space.height -= border.top + border.bottom;
remaining_space = *allocation;
requested_sizes = g_array_new (FALSE, FALSE, sizeof (GtkRequestedSize));
if (priv->pack_direction == GTK_PACK_DIRECTION_LTR ||
@ -615,26 +630,54 @@ gtk_menu_bar_size_allocate (GtkWidget *widget,
g_array_free (requested_sizes, TRUE);
}
}
static void
gtk_menu_bar_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkMenuBar *menu_bar;
GtkAllocation clip, content_allocation;
static gint
menu_bar = GTK_MENU_BAR (widget);
gtk_widget_set_allocation (widget, allocation);
if (gtk_widget_get_realized (widget))
gdk_window_move_resize (gtk_widget_get_window (widget),
allocation->x, allocation->y,
allocation->width, allocation->height);
content_allocation = *allocation;
content_allocation.x = content_allocation.y = 0;
gtk_css_gadget_allocate (menu_bar->priv->gadget,
&content_allocation,
gtk_widget_get_allocated_baseline (widget),
&clip);
clip.x += allocation->x;
clip.y += allocation->y;
gtk_widget_set_clip (widget, &clip);
}
static gboolean
gtk_menu_bar_render (GtkCssGadget *gadget,
cairo_t *cr,
int x,
int y,
int width,
int height,
gpointer data)
{
GtkWidget *widget = gtk_css_gadget_get_owner (gadget);
GTK_WIDGET_CLASS (gtk_menu_bar_parent_class)->draw (widget, cr);
return FALSE;
}
static gboolean
gtk_menu_bar_draw (GtkWidget *widget,
cairo_t *cr)
{
GtkStyleContext *context;
context = gtk_widget_get_style_context (widget);
gtk_render_background (context, cr,
0, 0,
gtk_widget_get_allocated_width (widget),
gtk_widget_get_allocated_height (widget));
gtk_render_frame (context, cr,
0, 0,
gtk_widget_get_allocated_width (widget),
gtk_widget_get_allocated_height (widget));
GTK_WIDGET_CLASS (gtk_menu_bar_parent_class)->draw (widget, cr);
gtk_css_gadget_draw (GTK_MENU_BAR (widget)->priv->gadget, cr);
return FALSE;
}