summaryrefslogtreecommitdiff
path: root/tools/glade/glade/gbwidgets/gbradiomenuitem.c
diff options
context:
space:
mode:
Diffstat (limited to 'tools/glade/glade/gbwidgets/gbradiomenuitem.c')
-rw-r--r--tools/glade/glade/gbwidgets/gbradiomenuitem.c399
1 files changed, 399 insertions, 0 deletions
diff --git a/tools/glade/glade/gbwidgets/gbradiomenuitem.c b/tools/glade/glade/gbwidgets/gbradiomenuitem.c
new file mode 100644
index 00000000..7a9b4348
--- /dev/null
+++ b/tools/glade/glade/gbwidgets/gbradiomenuitem.c
@@ -0,0 +1,399 @@
+
+/* 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 <string.h>
+
+#include <gtk/gtklabel.h>
+#include <gtk/gtkmenu.h>
+#include <gtk/gtkradiomenuitem.h>
+#include "../gb.h"
+#include "../glade_gnome.h"
+
+/* Include the 21x21 icon pixmap for this widget, to be used in the palette */
+#include "../graphics/radiomenuitem.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 *Label = "RadioMenuItem|GtkItem::label";
+static gchar *State = "RadioMenuItem|GtkCheckMenuItem::active";
+static gchar *Group = "GtkRadioMenuItem::group";
+
+
+typedef struct _GladeFindGroupWidgetData GladeFindGroupWidgetData;
+struct _GladeFindGroupWidgetData {
+ gchar *name;
+ GtkWidget *found_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.
+ ******/
+
+static void
+find_parents_group (GtkWidget * widget, GSList ** group)
+{
+ /* If a group has already been found, return. */
+ if (*group)
+ return;
+
+ if (GTK_IS_RADIO_MENU_ITEM (widget))
+ {
+ *group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (widget));
+ }
+}
+
+
+/*
+ * Creates a new GtkWidget of class GtkRadioMenuItem, 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_radio_menu_item_new (GbWidgetNewData * data)
+{
+ GtkWidget *new_widget;
+ GSList *group_list = NULL;
+
+ /* When creating a radiomenuitem we try to place it in the same group as
+ other radiomenuitems with the same parent. */
+ if (data->parent && data->action == GB_CREATING)
+ gtk_container_foreach (GTK_CONTAINER (data->parent),
+ (GtkCallback) find_parents_group, &group_list);
+
+ if (data->action == GB_CREATING)
+ new_widget = gtk_radio_menu_item_new_with_label (group_list, data->name);
+ else
+ new_widget = gtk_radio_menu_item_new (group_list);
+ return new_widget;
+}
+
+
+
+/*
+ * Creates the components needed to edit the extra properties of this widget.
+ */
+static void
+gb_radio_menu_item_create_properties (GtkWidget * widget, GbWidgetCreateArgData
+ * data)
+{
+ property_add_text (Label, _("Label:"), _("The text to display"), 2);
+ property_add_bool (State, _("Initially On:"),
+ _("If the radio menu item is initially on"));
+ property_add_combo (Group, _("Group:"),
+ _("The radio menu item group (the default is all radio menu items with the same parent)"),
+ NULL);
+ /* The Group property is only used for loading and saving at present. */
+ property_set_visible (Group, FALSE);
+}
+
+
+
+void
+gb_radio_menu_item_find_radio_group (GtkWidget *widget,
+ GladeFindGroupData *find_data)
+{
+ if (find_data->found_widget)
+ return;
+
+ if (GTK_IS_RADIO_MENU_ITEM (widget) && GB_IS_GB_WIDGET (widget))
+ {
+ if (gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (widget)) == find_data->group)
+ {
+ find_data->found_widget = widget;
+ return;
+ }
+ }
+
+ if (GTK_IS_CONTAINER (widget))
+ gb_widget_children_foreach (widget,
+ (GtkCallback) gb_radio_menu_item_find_radio_group,
+ find_data);
+}
+
+
+/*
+ * 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_radio_menu_item_get_properties (GtkWidget * widget, GbWidgetGetArgData * data)
+{
+ gb_widget_output_child_label (widget, data, Label);
+
+ gb_widget_output_bool (data, State, data->widget_data->flags & GLADE_ACTIVE);
+
+ /* We only output the group when saving, for now. */
+ if (data->action == GB_SAVING)
+ {
+ GladeFindGroupData find_data;
+ GtkWidget *component;
+
+ component = glade_util_get_toplevel (widget);
+
+ find_data.group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (widget));
+ find_data.found_widget = NULL;
+ gb_radio_menu_item_find_radio_group (component, &find_data);
+
+ if (find_data.found_widget)
+ {
+ /* We don't output the group if this widget is the first widget in
+ the group. */
+ if (find_data.found_widget != widget)
+ {
+ const char *name;
+ name = gtk_widget_get_name (find_data.found_widget);
+ gb_widget_output_combo (data, Group, name);
+ }
+ }
+ }
+}
+
+
+/* This recursively steps though a complete component's hierarchy to find
+ a radio button with a particular group name set. When found the radio
+ button's group list is returned in find_group_data->group. */
+static void
+find_group_widget (GtkWidget *widget, GladeFindGroupWidgetData *find_data)
+{
+ if (find_data->found_widget)
+ return;
+
+ if (GTK_IS_RADIO_MENU_ITEM (widget) && GB_IS_GB_WIDGET (widget))
+ {
+ if (!strcmp (gtk_widget_get_name (widget), find_data->name))
+ {
+#if 0
+ g_print ("Found widget: %s\n", find_data->name);
+#endif
+ find_data->found_widget = widget;
+ return;
+ }
+ }
+
+ if (GTK_IS_CONTAINER (widget))
+ gb_widget_children_foreach (widget, (GtkCallback) find_group_widget,
+ find_data);
+}
+
+
+/*
+ * 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_radio_menu_item_set_properties (GtkWidget * widget, GbWidgetSetArgData * data)
+{
+ gboolean state;
+
+ gb_widget_input_child_label (widget, data, Label);
+
+ state = gb_widget_input_bool (data, State);
+ if (data->apply)
+ {
+ gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (widget), state);
+ if (state)
+ data->widget_data->flags |= GLADE_ACTIVE;
+ else
+ data->widget_data->flags &= ~GLADE_ACTIVE;
+ }
+
+ /* We only set the group when loading, for now. */
+ if (data->action == GB_LOADING)
+ {
+ gchar *group_name;
+
+ /* Find any widgets in given group and set this widgets group.
+ If group is NULL try to find radiomenuitems with same parent and use
+ their group. If these don't succeed, set group to NULL. */
+ group_name = gb_widget_input_combo (data, Group);
+ if (data->apply)
+ {
+ GSList *old_group, *new_group = NULL;
+
+ old_group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (widget));
+
+ if (group_name && group_name[0] == '\0')
+ group_name = NULL;
+
+ if (group_name)
+ {
+ GladeFindGroupWidgetData find_data;
+ GtkWidget *component;
+
+ component = glade_util_get_toplevel (widget);
+
+ find_data.name = group_name;
+ find_data.found_widget = NULL;
+ find_group_widget (component, &find_data);
+
+ if (find_data.found_widget)
+ new_group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (find_data.found_widget));
+ else if (data->action == GB_LOADING)
+ g_warning ("Invalid radio group: %s\n (Note that forward references are not allowed in Glade files)", group_name);
+ }
+
+ if (new_group != old_group)
+ {
+#if 0
+ g_print ("##### setting radio group: %s\n",
+ group_name ? group_name : "NULL");
+#endif
+ gtk_radio_menu_item_set_group (GTK_RADIO_MENU_ITEM (widget),
+ new_group);
+ }
+ }
+ }
+}
+
+
+/*
+ * Adds menu items to a context menu which is just about to appear!
+ * Add commands to aid in editing a GtkRadioMenuItem, with signals pointing to
+ * other functions in this file.
+ */
+static void
+gb_radio_menu_item_create_popup_menu (GtkWidget * widget, GbWidgetCreateMenuData
+ * data)
+{
+ /* Add command to remove child label. */
+#if 0
+ gb_widget_create_child_label_popup_menu (widget, data);
+#endif
+}
+
+
+
+/*
+ * 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_radio_menu_item_write_source (GtkWidget * widget, GbWidgetWriteSourceData *
+ data)
+{
+ GladeFindGroupData find_data;
+ GtkWidget *group_widget;
+ GtkWidget *child = GTK_BIN (widget)->child;
+ gchar buffer[256], *group_name, *label_text;
+ gboolean translatable, context;
+ gchar *comments;
+
+#ifdef USE_GNOME
+ if (data->project->gnome_support)
+ {
+ glade_gnome_write_menu_item_source (GTK_MENU_ITEM (widget), data);
+ return;
+ }
+#endif
+
+ find_data.group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (widget));
+ find_data.found_widget = NULL;
+ gb_radio_menu_item_find_radio_group (glade_util_get_toplevel (widget),
+ &find_data);
+
+ group_widget = find_data.found_widget;
+ if (!group_widget)
+ {
+ g_warning ("Radiobutton has no group");
+ group_widget = widget;
+ }
+
+ if (data->create_widget)
+ {
+ /* Make sure the temporary group list variable is declared. */
+ group_name = (char*) gtk_widget_get_name (group_widget);
+ group_name = source_create_valid_identifier (group_name);
+ sprintf (buffer, " GSList *%s_group = NULL;\n", group_name);
+ source_ensure_decl (data, buffer);
+
+ if (child && GTK_IS_LABEL (child) && !GB_IS_GB_WIDGET (child))
+ {
+ label_text = glade_util_get_label_text (child);
+
+ glade_util_get_translation_properties (widget, Label, &translatable,
+ &comments, &context);
+ source_add_translator_comments (data, translatable, comments);
+
+ source_add (data,
+ " %s = gtk_radio_menu_item_new_with_mnemonic (%s_group, %s);\n",
+ data->wname, group_name,
+ source_make_string_full (label_text, data->use_gettext && translatable, context));
+ g_free (label_text);
+ }
+ else
+ {
+ source_add (data, " %s = gtk_radio_menu_item_new (%s_group);\n",
+ data->wname, group_name);
+ }
+ source_add (data,
+ " %s_group = gtk_radio_menu_item_get_group (GTK_RADIO_MENU_ITEM (%s));\n",
+ group_name, data->wname);
+ g_free (group_name);
+ }
+
+ gb_widget_write_standard_source (widget, data);
+
+ if (data->widget_data->flags & GLADE_ACTIVE)
+ {
+ source_add (data,
+ " gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (%s), TRUE);\n",
+ data->wname);
+ }
+}
+
+
+
+/*
+ * 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_radio_menu_item_init ()
+{
+ /* Initialise the GTK type */
+ volatile GtkType type;
+ type = gtk_radio_menu_item_get_type ();
+
+ /* Initialize the GbWidget structure */
+ gb_widget_init_struct (&gbwidget);
+
+ /* Fill in the pixmap struct & tooltip */
+ gbwidget.pixmap_struct = radiomenuitem_xpm;
+ gbwidget.tooltip = _("Radio Menu Item");
+
+ /* Fill in any functions that this GbWidget has */
+ gbwidget.gb_widget_new = gb_radio_menu_item_new;
+ gbwidget.gb_widget_create_properties = gb_radio_menu_item_create_properties;
+ gbwidget.gb_widget_get_properties = gb_radio_menu_item_get_properties;
+ gbwidget.gb_widget_set_properties = gb_radio_menu_item_set_properties;
+ gbwidget.gb_widget_create_popup_menu = gb_radio_menu_item_create_popup_menu;
+ gbwidget.gb_widget_write_source = gb_radio_menu_item_write_source;
+
+ return &gbwidget;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-15 22:14:43 +0000