forked from AuroraMiddleware/gtk
265 lines
8.2 KiB
C
265 lines
8.2 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include "config.h"
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#include "gtkorientable.h"
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#include "gtkseparator.h"
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#include "gtkprivate.h"
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#include "gtkintl.h"
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/**
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* SECTION:gtkseparator
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* @Short_description: Base class for GtkHSeparator and GtkVSeparator
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* @Title: GtkSeparator
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*
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* The GtkSeparator widget is the base class for #GtkHSeparator and
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* #GtkVSeparator. It can be used in the same way as these, by setting
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* the "orientation" property suitably.
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*/
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struct _GtkSeparatorPrivate
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{
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GtkOrientation orientation;
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};
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enum {
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PROP_0,
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PROP_ORIENTATION
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};
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static void gtk_separator_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_separator_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_separator_size_request (GtkWidget *widget,
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GtkRequisition *requisition);
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static gboolean gtk_separator_draw (GtkWidget *widget,
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cairo_t *cr);
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G_DEFINE_TYPE_WITH_CODE (GtkSeparator, gtk_separator, GTK_TYPE_WIDGET,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_ORIENTABLE,
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NULL))
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static void
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gtk_separator_class_init (GtkSeparatorClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
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object_class->set_property = gtk_separator_set_property;
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object_class->get_property = gtk_separator_get_property;
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widget_class->size_request = gtk_separator_size_request;
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widget_class->draw = gtk_separator_draw;
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g_object_class_override_property (object_class,
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PROP_ORIENTATION,
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"orientation");
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g_type_class_add_private (object_class, sizeof (GtkSeparatorPrivate));
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}
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static void
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gtk_separator_init (GtkSeparator *separator)
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{
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GtkSeparatorPrivate *private;
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separator->priv = G_TYPE_INSTANCE_GET_PRIVATE (separator,
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GTK_TYPE_SEPARATOR,
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GtkSeparatorPrivate);
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private = separator->priv;
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gtk_widget_set_has_window (GTK_WIDGET (separator), FALSE);
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private->orientation = GTK_ORIENTATION_HORIZONTAL;
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}
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static void
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gtk_separator_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkSeparator *separator = GTK_SEPARATOR (object);
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GtkSeparatorPrivate *private = separator->priv;
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switch (prop_id)
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{
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case PROP_ORIENTATION:
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private->orientation = g_value_get_enum (value);
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gtk_widget_queue_resize (GTK_WIDGET (object));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_separator_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkSeparator *separator = GTK_SEPARATOR (object);
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GtkSeparatorPrivate *private = separator->priv;
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switch (prop_id)
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{
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case PROP_ORIENTATION:
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g_value_set_enum (value, private->orientation);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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gtk_separator_size_request (GtkWidget *widget,
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GtkRequisition *requisition)
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{
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GtkSeparator *separator = GTK_SEPARATOR (widget);
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GtkSeparatorPrivate *private = separator->priv;
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GtkStyle *style;
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gboolean wide_separators;
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gint separator_width;
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gint separator_height;
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style = gtk_widget_get_style (widget);
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gtk_widget_style_get (widget,
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"wide-separators", &wide_separators,
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"separator-width", &separator_width,
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"separator-height", &separator_height,
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NULL);
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requisition->width = 1;
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requisition->height = 1;
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if (private->orientation == GTK_ORIENTATION_HORIZONTAL)
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{
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if (wide_separators)
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requisition->height = separator_height;
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else
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requisition->height = style->ythickness;
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}
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else
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{
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if (wide_separators)
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requisition->width = separator_width;
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else
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requisition->width = style->xthickness;
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}
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}
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static gboolean
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gtk_separator_draw (GtkWidget *widget,
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cairo_t *cr)
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{
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GtkSeparator *separator = GTK_SEPARATOR (widget);
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GtkSeparatorPrivate *private = separator->priv;
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GtkStateType state;
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GtkStyle *style;
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GdkWindow *window;
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gboolean wide_separators;
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gint separator_width;
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gint separator_height;
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int width, height;
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style = gtk_widget_get_style (widget);
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gtk_widget_style_get (widget,
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"wide-separators", &wide_separators,
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"separator-width", &separator_width,
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"separator-height", &separator_height,
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NULL);
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window = gtk_widget_get_window (widget);
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state = gtk_widget_get_state (widget);
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width = gtk_widget_get_allocated_width (widget);
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height = gtk_widget_get_allocated_height (widget);
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if (private->orientation == GTK_ORIENTATION_HORIZONTAL)
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{
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if (wide_separators)
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gtk_cairo_paint_box (style, cr,
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gtk_widget_get_state (widget), GTK_SHADOW_ETCHED_OUT,
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widget, "hseparator",
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0, (height - separator_height) / 2,
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width, separator_height);
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else
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gtk_cairo_paint_hline (style, cr,
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gtk_widget_get_state (widget),
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widget, "hseparator",
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0, width - 1,
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(height - style->ythickness) / 2);
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}
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else
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{
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if (wide_separators)
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gtk_cairo_paint_box (style, cr,
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gtk_widget_get_state (widget), GTK_SHADOW_ETCHED_OUT,
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widget, "vseparator",
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(width - separator_width) / 2, 0,
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separator_width, height);
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else
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gtk_cairo_paint_vline (style, cr,
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gtk_widget_get_state (widget),
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widget, "vseparator",
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0, height - 1,
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(width - style->xthickness) / 2);
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}
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return FALSE;
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}
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/**
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* gtk_separator_new:
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* @orientation: the separator's orientation.
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*
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* Creates a new #GtkSeparator with the given orientation.
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*
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* Return value: a new #GtkSeparator.
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*
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* Since: 3.0
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**/
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GtkWidget *
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gtk_separator_new (GtkOrientation orientation)
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{
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return g_object_new (GTK_TYPE_SEPARATOR,
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"orientation", orientation,
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NULL);
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}
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