forked from AuroraMiddleware/gtk
bffb11e1d6
Wed Nov 21 15:21:26 2001 Owen Taylor <otaylor@redhat.com> * configure.in (GTK_MICRO_VERSION): Version 1.3.11, interface, binary age 0. * NEWS: Updates * gtk/gtktreemodel.c gtk/gtkrc.c gtk/gtkentry.c: SGML fixes in docs. * gtk/gtkmain.h: Remove unused and misnamespaced get_gtk_win32_directory() prototype. * gdk/gdkimage.c (gdk_image_get): Fix parameter names to match header. * gdk/gdkwindow.h: Fix parameters to gdk_window_shape_combine_mask(), gdk_window_set_transient_for(), gdk_window_set_geometry_hints(), to match docs. * gdk/gdkevents.c (gdk_event_get_coords) gtk/gtkcellrenderertoggle.c (gtk_cell_renderer_toggle_get_active) gtk/gtkdnd.c (gtk_drag_set_icon_stock): Fix parameter names in docs. * docs/faq/Makefile.am (FAQ_FILES): Add missing files. (#64961, Akira Tagoh)
429 lines
12 KiB
C
429 lines
12 KiB
C
/* gtkcellrenderertoggle.c
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* Copyright (C) 2000 Red Hat, Inc., Jonathan Blandford <jrb@redhat.com>
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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 Library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library 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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#include <stdlib.h>
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#include <gtk/gtkcellrenderertoggle.h>
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#include <gtk/gtksignal.h>
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#include "gtkintl.h"
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#include "gtkmarshalers.h"
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static void gtk_cell_renderer_toggle_get_property (GObject *object,
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guint param_id,
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GValue *value,
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GParamSpec *pspec);
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static void gtk_cell_renderer_toggle_set_property (GObject *object,
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guint param_id,
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const GValue *value,
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GParamSpec *pspec);
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static void gtk_cell_renderer_toggle_init (GtkCellRendererToggle *celltext);
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static void gtk_cell_renderer_toggle_class_init (GtkCellRendererToggleClass *class);
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static void gtk_cell_renderer_toggle_get_size (GtkCellRenderer *cell,
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GtkWidget *widget,
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GdkRectangle *cell_area,
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gint *x_offset,
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gint *y_offset,
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gint *width,
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gint *height);
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static void gtk_cell_renderer_toggle_render (GtkCellRenderer *cell,
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GdkWindow *window,
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GtkWidget *widget,
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GdkRectangle *background_area,
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GdkRectangle *cell_area,
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GdkRectangle *expose_area,
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guint flags);
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static gboolean gtk_cell_renderer_toggle_activate (GtkCellRenderer *cell,
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GdkEvent *event,
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GtkWidget *widget,
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const gchar *path,
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GdkRectangle *background_area,
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GdkRectangle *cell_area,
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guint flags);
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enum {
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TOGGLED,
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LAST_SIGNAL
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};
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enum {
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PROP_ZERO,
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PROP_ACTIVATABLE,
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PROP_ACTIVE,
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PROP_RADIO
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};
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#define TOGGLE_WIDTH 12
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static guint toggle_cell_signals[LAST_SIGNAL] = { 0 };
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GtkType
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gtk_cell_renderer_toggle_get_type (void)
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{
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static GtkType cell_toggle_type = 0;
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if (!cell_toggle_type)
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{
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static const GTypeInfo cell_toggle_info =
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{
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sizeof (GtkCellRendererToggleClass),
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NULL, /* base_init */
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NULL, /* base_finalize */
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(GClassInitFunc) gtk_cell_renderer_toggle_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GtkCellRendererToggle),
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0, /* n_preallocs */
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(GInstanceInitFunc) gtk_cell_renderer_toggle_init,
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};
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cell_toggle_type = g_type_register_static (GTK_TYPE_CELL_RENDERER, "GtkCellRendererToggle", &cell_toggle_info, 0);
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}
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return cell_toggle_type;
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}
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static void
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gtk_cell_renderer_toggle_init (GtkCellRendererToggle *celltoggle)
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{
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celltoggle->activatable = TRUE;
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celltoggle->active = FALSE;
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celltoggle->radio = FALSE;
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GTK_CELL_RENDERER (celltoggle)->mode = GTK_CELL_RENDERER_MODE_ACTIVATABLE;
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GTK_CELL_RENDERER (celltoggle)->xpad = 2;
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GTK_CELL_RENDERER (celltoggle)->ypad = 2;
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}
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static void
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gtk_cell_renderer_toggle_class_init (GtkCellRendererToggleClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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GtkCellRendererClass *cell_class = GTK_CELL_RENDERER_CLASS (class);
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object_class->get_property = gtk_cell_renderer_toggle_get_property;
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object_class->set_property = gtk_cell_renderer_toggle_set_property;
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cell_class->get_size = gtk_cell_renderer_toggle_get_size;
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cell_class->render = gtk_cell_renderer_toggle_render;
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cell_class->activate = gtk_cell_renderer_toggle_activate;
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g_object_class_install_property (object_class,
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PROP_ACTIVE,
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g_param_spec_boolean ("active",
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_("Toggle state"),
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_("The toggle state of the button"),
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FALSE,
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G_PARAM_READABLE |
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G_PARAM_WRITABLE));
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g_object_class_install_property (object_class,
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PROP_ACTIVATABLE,
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g_param_spec_boolean ("activatable",
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_("Activatable"),
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_("The toggle button can be activated"),
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TRUE,
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G_PARAM_READABLE |
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G_PARAM_WRITABLE));
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g_object_class_install_property (object_class,
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PROP_RADIO,
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g_param_spec_boolean ("radio",
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_("Radio state"),
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_("Draw the toggle button as a radio button"),
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FALSE,
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G_PARAM_READABLE |
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G_PARAM_WRITABLE));
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toggle_cell_signals[TOGGLED] =
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gtk_signal_new ("toggled",
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GTK_RUN_LAST,
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GTK_CLASS_TYPE (object_class),
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GTK_SIGNAL_OFFSET (GtkCellRendererToggleClass, toggled),
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_gtk_marshal_VOID__STRING,
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GTK_TYPE_NONE, 1,
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GTK_TYPE_STRING);
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}
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static void
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gtk_cell_renderer_toggle_get_property (GObject *object,
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guint param_id,
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GValue *value,
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GParamSpec *pspec)
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{
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GtkCellRendererToggle *celltoggle = GTK_CELL_RENDERER_TOGGLE (object);
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switch (param_id)
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{
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case PROP_ACTIVE:
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g_value_set_boolean (value, celltoggle->active);
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break;
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case PROP_ACTIVATABLE:
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g_value_set_boolean (value, celltoggle->activatable);
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break;
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case PROP_RADIO:
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g_value_set_boolean (value, celltoggle->radio);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_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_cell_renderer_toggle_set_property (GObject *object,
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guint param_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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GtkCellRendererToggle *celltoggle = GTK_CELL_RENDERER_TOGGLE (object);
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switch (param_id)
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{
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case PROP_ACTIVE:
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celltoggle->active = g_value_get_boolean (value);
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g_object_notify (G_OBJECT(object), "active");
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break;
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case PROP_ACTIVATABLE:
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celltoggle->activatable = g_value_get_boolean (value);
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g_object_notify (G_OBJECT(object), "activatable");
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break;
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case PROP_RADIO:
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celltoggle->radio = g_value_get_boolean (value);
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g_object_notify (G_OBJECT(object), "radio");
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
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break;
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}
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}
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/**
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* gtk_cell_renderer_toggle_new:
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*
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* Creates a new #GtkCellRendererToggle. Adjust rendering
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* parameters using object properties. Object properties can be set
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* globally (with g_object_set()). Also, with #GtkTreeViewColumn, you
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* can bind a property to a value in a #GtkTreeModel. For example, you
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* can bind the "active" property on the cell renderer to a boolean value
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* in the model, thus causing the check button to reflect the state of
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* the model.
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*
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* Return value: the new cell renderer
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**/
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GtkCellRenderer *
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gtk_cell_renderer_toggle_new (void)
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{
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return GTK_CELL_RENDERER (gtk_type_new (gtk_cell_renderer_toggle_get_type ()));
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}
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static void
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gtk_cell_renderer_toggle_get_size (GtkCellRenderer *cell,
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GtkWidget *widget,
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GdkRectangle *cell_area,
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gint *x_offset,
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gint *y_offset,
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gint *width,
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gint *height)
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{
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gint calc_width;
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gint calc_height;
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calc_width = (gint) cell->xpad * 2 + TOGGLE_WIDTH;
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calc_height = (gint) cell->ypad * 2 + TOGGLE_WIDTH;
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if (width)
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*width = calc_width;
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if (height)
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*height = calc_height;
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if (cell_area)
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{
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if (x_offset)
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{
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*x_offset = cell->xalign * (cell_area->width - calc_width);
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*x_offset = MAX (*x_offset, 0);
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}
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if (y_offset)
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{
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*y_offset = cell->yalign * (cell_area->height - calc_height);
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*y_offset = MAX (*y_offset, 0);
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}
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}
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}
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static void
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gtk_cell_renderer_toggle_render (GtkCellRenderer *cell,
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GdkWindow *window,
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GtkWidget *widget,
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GdkRectangle *background_area,
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GdkRectangle *cell_area,
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GdkRectangle *expose_area,
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guint flags)
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{
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GtkCellRendererToggle *celltoggle = (GtkCellRendererToggle *) cell;
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gint width, height;
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gint x_offset, y_offset;
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GtkShadowType shadow;
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GtkStateType state;
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gtk_cell_renderer_toggle_get_size (cell, widget, cell_area,
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&x_offset, &y_offset,
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&width, &height);
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width -= cell->xpad*2;
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height -= cell->ypad*2;
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if (width <= 0 || height <= 0)
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return;
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shadow = celltoggle->active ? GTK_SHADOW_IN : GTK_SHADOW_OUT;
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if ((flags & GTK_CELL_RENDERER_SELECTED) == GTK_CELL_RENDERER_SELECTED)
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{
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if (GTK_WIDGET_HAS_FOCUS (widget))
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state = GTK_STATE_SELECTED;
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else
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state = GTK_STATE_ACTIVE;
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}
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if (celltoggle->activatable)
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{
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state = GTK_STATE_NORMAL;
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}
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else
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{
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state = GTK_STATE_INSENSITIVE;
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}
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if (celltoggle->radio)
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{
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gtk_paint_option (widget->style,
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window,
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state, shadow,
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cell_area, widget, "cellradio",
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cell_area->x + x_offset + cell->xpad,
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cell_area->y + y_offset + cell->ypad,
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width - 1, height - 1);
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}
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else
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{
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gtk_paint_check (widget->style,
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window,
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state, shadow,
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cell_area, widget, "cellcheck",
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cell_area->x + x_offset + cell->xpad,
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cell_area->y + y_offset + cell->ypad,
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width - 1, height - 1);
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}
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}
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static gint
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gtk_cell_renderer_toggle_activate (GtkCellRenderer *cell,
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GdkEvent *event,
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GtkWidget *widget,
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const gchar *path,
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GdkRectangle *background_area,
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GdkRectangle *cell_area,
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guint flags)
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{
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GtkCellRendererToggle *celltoggle;
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celltoggle = GTK_CELL_RENDERER_TOGGLE (cell);
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if (celltoggle->activatable)
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{
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gtk_signal_emit (GTK_OBJECT (cell), toggle_cell_signals[TOGGLED], path);
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return TRUE;
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}
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return FALSE;
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}
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/**
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* gtk_cell_renderer_toggle_set_radio:
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* @toggle: a #GtkCellRendererToggle
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* @radio: %TRUE to make the toggle look like a radio button
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*
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* If @radio is %TRUE, the cell renderer renders a radio toggle
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* (i.e. a toggle in a group of mutually-exclusive toggles).
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* If %FALSE, it renders a check toggle (a standalone boolean option).
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* This can be set globally for the cell renderer, or changed just
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* before rendering each cell in the model (for #GtkTreeView, you set
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* up a per-row setting using #GtkTreeViewColumn to associate model
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* columns with cell renderer properties).
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**/
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void
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gtk_cell_renderer_toggle_set_radio (GtkCellRendererToggle *toggle,
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gboolean radio)
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{
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g_return_if_fail (GTK_IS_CELL_RENDERER_TOGGLE (toggle));
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toggle->radio = radio;
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}
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/**
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* gtk_cell_renderer_toggle_get_radio:
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* @toggle: a #GtkCellRendererToggle
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*
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* Returns wether we're rendering radio toggles rather than checkboxes.
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*
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* Return value: %TRUE if we're rendering radio toggles rather than checkboxes
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**/
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gboolean
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gtk_cell_renderer_toggle_get_radio (GtkCellRendererToggle *toggle)
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{
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g_return_val_if_fail (GTK_IS_CELL_RENDERER_TOGGLE (toggle), FALSE);
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return toggle->radio;
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}
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/**
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* gtk_cell_renderer_toggle_get_active:
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* @toggle: a #GtkCellRendererToggle
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*
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* Returns whether the cell renderer is active. See
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* gtk_cell_renderer_toggle_set_active().
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*
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* Return value: %TRUE if the cell renderer is active.
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**/
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gboolean
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gtk_cell_renderer_toggle_get_active (GtkCellRendererToggle *toggle)
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{
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g_return_val_if_fail (GTK_IS_CELL_RENDERER_TOGGLE (toggle), FALSE);
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return toggle->active;
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}
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/**
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* gtk_cell_renderer_toggle_set_active:
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* @toggle: a #GtkCellRendererToggle.
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* @setting: the value to set.
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*
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* Activates or deactivates a cell renderer.
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**/
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void
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gtk_cell_renderer_toggle_set_active (GtkCellRendererToggle *toggle,
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gboolean setting)
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{
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g_return_if_fail (GTK_IS_CELL_RENDERER_TOGGLE (toggle));
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g_object_set (G_OBJECT (toggle), "active", setting?TRUE:FALSE, NULL);
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}
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