1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
19 #include "gtkcontainer.h"
31 static void gtk_misc_class_init (GtkMiscClass *klass);
32 static void gtk_misc_init (GtkMisc *misc);
33 static void gtk_misc_realize (GtkWidget *widget);
34 static void gtk_misc_set_arg (GtkObject *object,
37 static void gtk_misc_get_arg (GtkObject *object,
43 gtk_misc_get_type (void)
45 static GtkType misc_type = 0;
49 static const GtkTypeInfo misc_info =
53 sizeof (GtkMiscClass),
54 (GtkClassInitFunc) gtk_misc_class_init,
55 (GtkObjectInitFunc) gtk_misc_init,
56 /* reserved_1 */ NULL,
57 /* reserved_2 */ NULL,
58 (GtkClassInitFunc) NULL,
61 misc_type = gtk_type_unique (GTK_TYPE_WIDGET, &misc_info);
68 gtk_misc_class_init (GtkMiscClass *class)
70 GtkObjectClass *object_class;
71 GtkWidgetClass *widget_class;
73 object_class = (GtkObjectClass*) class;
74 widget_class = (GtkWidgetClass*) class;
76 gtk_object_add_arg_type ("GtkMisc::xalign", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_XALIGN);
77 gtk_object_add_arg_type ("GtkMisc::yalign", GTK_TYPE_FLOAT, GTK_ARG_READWRITE, ARG_YALIGN);
78 gtk_object_add_arg_type ("GtkMisc::xpad", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_XPAD);
79 gtk_object_add_arg_type ("GtkMisc::ypad", GTK_TYPE_INT, GTK_ARG_READWRITE, ARG_YPAD);
81 object_class->set_arg = gtk_misc_set_arg;
82 object_class->get_arg = gtk_misc_get_arg;
84 widget_class->realize = gtk_misc_realize;
88 gtk_misc_init (GtkMisc *misc)
97 gtk_misc_set_arg (GtkObject *object,
103 misc = GTK_MISC (object);
108 gtk_misc_set_alignment (misc, GTK_VALUE_FLOAT (*arg), misc->yalign);
111 gtk_misc_set_alignment (misc, misc->xalign, GTK_VALUE_FLOAT (*arg));
114 gtk_misc_set_padding (misc, GTK_VALUE_INT (*arg), misc->ypad);
117 gtk_misc_set_padding (misc, misc->xpad, GTK_VALUE_INT (*arg));
125 gtk_misc_get_arg (GtkObject *object,
131 misc = GTK_MISC (object);
136 GTK_VALUE_FLOAT (*arg) = misc->xalign;
139 GTK_VALUE_FLOAT (*arg) = misc->yalign;
142 GTK_VALUE_INT (*arg) = misc->xpad;
145 GTK_VALUE_INT (*arg) = misc->ypad;
148 arg->type = GTK_TYPE_INVALID;
154 gtk_misc_set_alignment (GtkMisc *misc,
158 g_return_if_fail (misc != NULL);
159 g_return_if_fail (GTK_IS_MISC (misc));
163 else if (xalign > 1.0)
168 else if (yalign > 1.0)
171 if ((xalign != misc->xalign) || (yalign != misc->yalign))
173 misc->xalign = xalign;
174 misc->yalign = yalign;
176 /* clear the area that was allocated before the change
178 if (GTK_WIDGET_DRAWABLE (misc))
182 widget = GTK_WIDGET (misc);
183 gtk_widget_queue_clear (widget);
189 gtk_misc_set_padding (GtkMisc *misc,
193 GtkRequisition *requisition;
195 g_return_if_fail (misc != NULL);
196 g_return_if_fail (GTK_IS_MISC (misc));
203 if ((xpad != misc->xpad) || (ypad != misc->ypad))
205 requisition = &(GTK_WIDGET (misc)->requisition);
206 requisition->width -= misc->xpad * 2;
207 requisition->height -= misc->ypad * 2;
212 requisition->width += misc->xpad * 2;
213 requisition->height += misc->ypad * 2;
215 if (GTK_WIDGET_DRAWABLE (misc))
216 gtk_widget_queue_resize (GTK_WIDGET (misc));
221 gtk_misc_realize (GtkWidget *widget)
224 GdkWindowAttr attributes;
225 gint attributes_mask;
227 g_return_if_fail (widget != NULL);
228 g_return_if_fail (GTK_IS_MISC (widget));
230 GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
231 misc = GTK_MISC (widget);
233 if (GTK_WIDGET_NO_WINDOW (widget))
235 widget->window = gtk_widget_get_parent_window (widget);
236 gdk_window_ref (widget->window);
237 widget->style = gtk_style_attach (widget->style, widget->window);
241 attributes.window_type = GDK_WINDOW_CHILD;
242 attributes.x = widget->allocation.x;
243 attributes.y = widget->allocation.y;
244 attributes.width = widget->allocation.width;
245 attributes.height = widget->allocation.height;
246 attributes.wclass = GDK_INPUT_OUTPUT;
247 attributes.visual = gtk_widget_get_visual (widget);
248 attributes.colormap = gtk_widget_get_colormap (widget);
249 attributes.event_mask = gtk_widget_get_events (widget) | GDK_EXPOSURE_MASK;
250 attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
252 widget->window = gdk_window_new (gtk_widget_get_parent_window (widget), &attributes, attributes_mask);
253 gdk_window_set_user_data (widget->window, widget);
255 widget->style = gtk_style_attach (widget->style, widget->window);
256 gdk_window_set_back_pixmap (widget->window, NULL, TRUE);