/* Gtk+ User Interface Builder * Copyright (C) 1999 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 #include "../gb.h" /* Include the 21x21 icon pixmap for this widget, to be used in the palette */ #include "../graphics/gnome-pixmap.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 *Filename = "GnomePixmap::filename"; static gchar *Width = "GnomePixmap::scaled_width"; static gchar *Height = "GnomePixmap::scaled_height"; /* This is only used in Glade. It is not saved to the XML since it is implied by the existence of the scaled_width & scaled_height properties. */ static gchar *Scaled = "GnomePixmap::scaled"; static void gb_gnome_pixmap_reload (GtkWidget *widget); /****** * 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 GnomePixmap, 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. */ static GtkWidget* gb_gnome_pixmap_new (GbWidgetNewData *data) { GtkWidget *new_widget; new_widget = gtk_type_new (gnome_pixmap_get_type ()); /* Set the default scaled width to 48 x 48. */ gtk_object_set_data (GTK_OBJECT (new_widget), Width, GINT_TO_POINTER (48)); gtk_object_set_data (GTK_OBJECT (new_widget), Height, GINT_TO_POINTER (48)); if (data->action == GB_CREATING) gnome_pixmap_load_xpm_d (GNOME_PIXMAP (new_widget), (const char**) gnome_pixmap_xpm); return new_widget; } /* * Creates the components needed to edit the extra properties of this widget. */ static void gb_gnome_pixmap_create_properties (GtkWidget * widget, GbWidgetCreateArgData * data) { property_add_filename (Filename, _("File:"), _("The pixmap filename")); property_add_bool (Scaled, _("Scaled:"), _("If the pixmap is scaled")); property_add_int_range (Width, _("Scaled Width:"), _("The width to scale the pixmap to"), 1, 10000, 1, 10, 1); property_add_int_range (Height, _("Scaled Height:"), _("The height to scale the pixmap to"), 1, 10000, 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_gnome_pixmap_get_properties (GtkWidget *widget, GbWidgetGetArgData * data) { gboolean scaled; gint w, h; gb_widget_output_pixmap_filename (data, Filename, gtk_object_get_data (GTK_OBJECT (widget), Filename)); scaled = gtk_object_get_data (GTK_OBJECT (widget), Scaled) != NULL ? TRUE : FALSE; if (data->action == GB_SHOWING) { gb_widget_output_bool (data, Scaled, scaled); property_set_sensitive (Width, scaled); property_set_sensitive (Height, scaled); } /* We only save the scaled width and height if the pixmap is scaled. */ w = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Width)); if (scaled || data->action == GB_SHOWING) gb_widget_output_int (data, Width, w); h = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Height)); if (scaled || data->action == GB_SHOWING) gb_widget_output_int (data, Height, h); } /* * 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_gnome_pixmap_set_properties (GtkWidget * widget, GbWidgetSetArgData * data) { gchar *filename, *old_filename; gboolean set_pixmap = FALSE, scaled; gint width, height; filename = gb_widget_input_pixmap_filename (data, Filename); if (data->apply) { set_pixmap = TRUE; if (filename && filename[0] == '\0') filename = NULL; old_filename = gtk_object_get_data (GTK_OBJECT (widget), Filename); if (old_filename) { glade_project_remove_pixmap (data->project, old_filename); g_free (old_filename); } gtk_object_set_data_full (GTK_OBJECT (widget), Filename, g_strdup (filename), filename ? g_free : NULL); if (filename) { glade_project_add_pixmap (data->project, filename); } } if (data->action == GB_LOADING) g_free (filename); scaled = gb_widget_input_bool (data, Scaled); if (data->apply) { set_pixmap = TRUE; gtk_object_set_data (GTK_OBJECT (widget), Scaled, scaled ? "Y" : NULL); if (property_get_widget() == widget) { property_set_sensitive (Width, scaled); property_set_sensitive (Height, scaled); } } width = gb_widget_input_int (data, Width); if (data->apply) { set_pixmap = TRUE; if (data->action == GB_LOADING) gtk_object_set_data (GTK_OBJECT (widget), Scaled, "Y"); gtk_object_set_data (GTK_OBJECT (widget), Width, GINT_TO_POINTER (width)); } height = gb_widget_input_int (data, Height); if (data->apply) { set_pixmap = TRUE; if (data->action == GB_LOADING) gtk_object_set_data (GTK_OBJECT (widget), Scaled, "Y"); gtk_object_set_data (GTK_OBJECT (widget), Height, GINT_TO_POINTER (height)); } if (set_pixmap) gb_gnome_pixmap_reload (widget); } static void gb_gnome_pixmap_reload (GtkWidget *widget) { gchar *filename; gboolean scaled; gint width, height; filename = gtk_object_get_data (GTK_OBJECT (widget), Filename); scaled = gtk_object_get_data (GTK_OBJECT (widget), Scaled) != NULL ? TRUE : FALSE; width = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Width)); height = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Height)); if (filename) { if (scaled && width > 0 && height > 0) gnome_pixmap_load_file_at_size (GNOME_PIXMAP (widget), filename, width, height); else gnome_pixmap_load_file (GNOME_PIXMAP (widget), filename); } else { if (scaled && width > 0 && height > 0) gnome_pixmap_load_xpm_d_at_size (GNOME_PIXMAP (widget), (const char**) gnome_pixmap_xpm, width, height); else gnome_pixmap_load_xpm_d (GNOME_PIXMAP (widget), (const char**) gnome_pixmap_xpm); } } /* * Adds menu items to a context menu which is just about to appear! * Add commands to aid in editing a GnomePixmap, with signals pointing to * other functions in this file. */ /* static void gb_gnome_pixmap_create_popup_menu (GtkWidget * widget, GbWidgetCreateMenuData * data) { } */ /* * Writes the source code needed to create this widget. * You have to output everything necessary to create the widget here, though * there are some convenience functions to help. */ static void gb_gnome_pixmap_write_source (GtkWidget * widget, GbWidgetWriteSourceData * data) { gchar *filename; gboolean scaled; gint width, height; filename = gtk_object_get_data (GTK_OBJECT (widget), Filename); if (filename && !*filename) filename = NULL; scaled = gtk_object_get_data (GTK_OBJECT (widget), Scaled) != NULL ? TRUE : FALSE; width = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Width)); height = GPOINTER_TO_INT (gtk_object_get_data (GTK_OBJECT (widget), Height)); if (data->create_widget) { source_add (data, " %s = g_object_new (GNOME_TYPE_PIXMAP, NULL);\n", data->wname); } if (filename) { filename = (gchar*) g_basename (filename); source_add_decl (data, " gchar *%s_filename;\n", data->real_wname); /* FIXME: Should convert filename to a valid C string? */ source_add (data, " %s_filename = gnome_program_locate_file (NULL,\n" " GNOME_FILE_DOMAIN_APP_PIXMAP, \"%s/%s\", TRUE, NULL);\n" " if (%s_filename)\n", data->real_wname, data->program_name, filename, data->real_wname); if (scaled) { source_add (data, " gnome_pixmap_load_file_at_size (GNOME_PIXMAP (%s), %s_filename, %i, %i);\n", data->wname, data->real_wname, width, height); } else { source_add (data, " gnome_pixmap_load_file (GNOME_PIXMAP (%s), %s_filename);\n", data->wname, data->real_wname); } source_add (data, " else\n" " g_warning (%s, ", source_make_string ("Couldn't find pixmap file: %s", data->use_gettext)); source_add (data, "%s);\n", source_make_string (filename, FALSE)); source_add (data, " g_free (%s_filename);\n", data->real_wname); } gb_widget_write_standard_source (widget, data); } void gb_gnome_pixmap_destroy (GtkWidget * widget, GbWidgetDestroyData * data) { gchar *filename; /* This can be a stock id or a filename. But glade_project_remove_pixmap() will just ignore it if it isn't a project pixmap file. */ filename = gtk_object_get_data (GTK_OBJECT (widget), Filename); glade_project_remove_pixmap (data->project, filename); } /* * 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_gnome_pixmap_init () { /* Initialise the GTK type */ volatile GtkType type; type = gnome_pixmap_get_type(); /* Initialize the GbWidget structure */ gb_widget_init_struct(&gbwidget); /* Fill in the pixmap struct & tooltip */ gbwidget.pixmap_struct = gnome_pixmap_xpm; gbwidget.tooltip = _("Gnome Pixmap"); /* Fill in any functions that this GbWidget has */ gbwidget.gb_widget_new = gb_gnome_pixmap_new; gbwidget.gb_widget_create_properties = gb_gnome_pixmap_create_properties; gbwidget.gb_widget_get_properties = gb_gnome_pixmap_get_properties; gbwidget.gb_widget_set_properties = gb_gnome_pixmap_set_properties; gbwidget.gb_widget_write_source = gb_gnome_pixmap_write_source; gbwidget.gb_widget_destroy = gb_gnome_pixmap_destroy; /* gbwidget.gb_widget_create_popup_menu = gb_gnome_pixmap_create_popup_menu; */ return &gbwidget; }