/* 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 #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; }