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/* Gtk+ User Interface Builder
* Copyright (C) 1998 Damon Chaplin
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <gtk/gtkalignment.h>
#include "../gb.h"
/* Include the 21x21 icon pixmap for this widget, to be used in the palette */
#include "../graphics/alignment.xpm"
/*
* This is the GbWidget struct for this widget (see ../gbwidget.h).
* It is initialized in the init() function at the end of this file
*/
static GbWidget gbwidget;
static gchar *XAlign = "GtkAlignment::xalign";
static gchar *YAlign = "GtkAlignment::yalign";
static gchar *XScale = "GtkAlignment::xscale";
static gchar *YScale = "GtkAlignment::yscale";
static gchar *TopPadding = "GtkAlignment::top_padding";
static gchar *BottomPadding = "GtkAlignment::bottom_padding";
static gchar *LeftPadding = "GtkAlignment::left_padding";
static gchar *RightPadding = "GtkAlignment::right_padding";
/******
* NOTE: To use these functions you need to uncomment them AND add a pointer
* to the function in the GbWidget struct at the end of this file.
******/
/*
* Creates a new GtkWidget of class GtkAlignment, performing any specialized
* initialization needed for the widget to work correctly in this environment.
* If a dialog box is used to initialize the widget, return NULL from this
* function, and call data->callback with your new widget when it is done.
* If the widget needs a special destroy handler, add a signal here.
*/
GtkWidget *
gb_alignment_new (GbWidgetNewData * data)
{
GtkWidget *new_widget = gtk_alignment_new (0.5, 0.5, 1.0, 1.0);
if (data->action != GB_LOADING)
gtk_container_add (GTK_CONTAINER (new_widget), editor_new_placeholder ());
return new_widget;
}
/*
* Creates the components needed to edit the extra properties of this widget.
*/
static void
gb_alignment_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data)
{
property_add_float_range (XAlign, _("X Align:"),
_("The horizontal alignment of the child widget"),
0, 1, 0.01, 0.1, 0.01, 2);
property_add_float_range (YAlign, _("Y Align:"),
_("The vertical alignment of the child widget"),
0, 1, 0.01, 0.1, 0.01, 2);
property_add_float_range (XScale, _("X Scale:"),
_("The horizontal scale of the child widget"),
0, 1, 0.01, 0.1, 0.01, 2);
property_add_float_range (YScale, _("Y Scale:"),
_("The vertical scale of the child widget"),
0, 1, 0.01, 0.1, 0.01, 2);
property_add_int_range (TopPadding,
_("Top Padding:"),
_("Space to put above the child widget"),
0, 1000, 1, 10, 1);
property_add_int_range (BottomPadding,
_("Bottom Padding:"),
_("Space to put below the child widget"),
0, 1000, 1, 10, 1);
property_add_int_range (LeftPadding,
_("Left Padding:"),
_("Space to put to the left of the child widget"),
0, 1000, 1, 10, 1);
property_add_int_range (RightPadding,
_("Right Padding:"),
_("Space to put to the right of the child widget"),
0, 1000, 1, 10, 1);
}
/*
* Gets the properties of the widget. This is used for both displaying the
* properties in the property editor, and also for saving the properties.
*/
static void
gb_alignment_get_properties (GtkWidget * widget, GbWidgetGetArgData * data)
{
guint padding_top, padding_bottom, padding_left, padding_right;
gb_widget_output_float (data, XAlign, GTK_ALIGNMENT (widget)->xalign);
gb_widget_output_float (data, YAlign, GTK_ALIGNMENT (widget)->yalign);
gb_widget_output_float (data, XScale, GTK_ALIGNMENT (widget)->xscale);
gb_widget_output_float (data, YScale, GTK_ALIGNMENT (widget)->yscale);
gtk_alignment_get_padding (GTK_ALIGNMENT (widget),
&padding_top, &padding_bottom,
&padding_left, &padding_right);
gb_widget_output_int (data, TopPadding, padding_top);
gb_widget_output_int (data, BottomPadding, padding_bottom);
gb_widget_output_int (data, LeftPadding, padding_left);
gb_widget_output_int (data, RightPadding, padding_right);
}
/*
* Sets the properties of the widget. This is used for both applying the
* properties changed in the property editor, and also for loading.
*/
static void
gb_alignment_set_properties (GtkWidget * widget, GbWidgetSetArgData * data)
{
gfloat xalign, yalign, xscale, yscale;
guint padding_top, padding_bottom, padding_left, padding_right;
gboolean set_alignment = FALSE, set_padding = FALSE;
xalign = gb_widget_input_float (data, XAlign);
if (data->apply)
set_alignment = TRUE;
else
xalign = GTK_ALIGNMENT (widget)->xalign;
yalign = gb_widget_input_float (data, YAlign);
if (data->apply)
set_alignment = TRUE;
else
yalign = GTK_ALIGNMENT (widget)->yalign;
xscale = gb_widget_input_float (data, XScale);
if (data->apply)
set_alignment = TRUE;
else
xscale = GTK_ALIGNMENT (widget)->xscale;
yscale = gb_widget_input_float (data, YScale);
if (data->apply)
set_alignment = TRUE;
else
yscale = GTK_ALIGNMENT (widget)->yscale;
if (set_alignment)
gtk_alignment_set (GTK_ALIGNMENT (widget), xalign, yalign, xscale, yscale);
gtk_alignment_get_padding (GTK_ALIGNMENT (widget),
&padding_top, &padding_bottom,
&padding_left, &padding_right);
padding_top = gb_widget_input_int (data, TopPadding);
if (data->apply)
set_padding = TRUE;
padding_bottom = gb_widget_input_int (data, BottomPadding);
if (data->apply)
set_padding = TRUE;
padding_left = gb_widget_input_int (data, LeftPadding);
if (data->apply)
set_padding = TRUE;
padding_right = gb_widget_input_int (data, RightPadding);
if (data->apply)
set_padding = TRUE;
if (set_padding)
gtk_alignment_set_padding (GTK_ALIGNMENT (widget),
padding_top, padding_bottom,
padding_left, padding_right);
}
/*
* Adds menu items to a context menu which is just about to appear!
* Add commands to aid in editing a GtkAlignment, with signals pointing to
* other functions in this file.
*/
/*
static void
gb_alignment_create_popup_menu(GtkWidget *widget, GbWidgetCreateMenuData *data)
{
}
*/
static void
gb_alignment_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data)
{
guint padding_top, padding_bottom, padding_left, padding_right;
if (data->create_widget)
{
source_add (data, " %s = gtk_alignment_new (%g, %g, %g, %g);\n",
data->wname,
GTK_ALIGNMENT (widget)->xalign, GTK_ALIGNMENT (widget)->yalign,
GTK_ALIGNMENT (widget)->xscale, GTK_ALIGNMENT (widget)->yscale);
}
gb_widget_write_standard_source (widget, data);
gtk_alignment_get_padding (GTK_ALIGNMENT (widget),
&padding_top, &padding_bottom,
&padding_left, &padding_right);
if (padding_top != 0 || padding_bottom != 0
|| padding_left != 0 || padding_right != 0)
{
source_add (data,
" gtk_alignment_set_padding (GTK_ALIGNMENT (%s), %i, %i, %i, %i);\n",
data->wname,
padding_top, padding_bottom, padding_left, padding_right);
}
}
/*
* Initializes the GbWidget structure.
* I've placed this at the end of the file so we don't have to include
* declarations of all the functions.
*/
GbWidget *
gb_alignment_init ()
{
/* Initialise the GTK type */
volatile GtkType type;
type = gtk_alignment_get_type ();
/* Initialize the GbWidget structure */
gb_widget_init_struct (&gbwidget);
/* Fill in the pixmap struct & tooltip */
gbwidget.pixmap_struct = alignment_xpm;
gbwidget.tooltip = _("Alignment");
/* Fill in any functions that this GbWidget has */
gbwidget.gb_widget_new = gb_alignment_new;
gbwidget.gb_widget_create_properties = gb_alignment_create_properties;
gbwidget.gb_widget_get_properties = gb_alignment_get_properties;
gbwidget.gb_widget_set_properties = gb_alignment_set_properties;
/*
gbwidget.gb_widget_create_popup_menu = gb_alignment_create_popup_menu;
*/
gbwidget.gb_widget_write_source = gb_alignment_write_source;
return &gbwidget;
}
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