diff options
Diffstat (limited to 'tools/glade/glade/gnome/gnomepixmap.c')
| -rw-r--r-- | tools/glade/glade/gnome/gnomepixmap.c | 361 |
1 files changed, 361 insertions, 0 deletions
diff --git a/tools/glade/glade/gnome/gnomepixmap.c b/tools/glade/glade/gnome/gnomepixmap.c new file mode 100644 index 00000000..2870dbd2 --- /dev/null +++ b/tools/glade/glade/gnome/gnomepixmap.c @@ -0,0 +1,361 @@ +/* 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 <config.h> + +#include <gnome.h> +#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; +} + |