diff options
Diffstat (limited to 'calendar/gui/dialogs/editor-page.c')
| -rw-r--r-- | calendar/gui/dialogs/editor-page.c | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/calendar/gui/dialogs/editor-page.c b/calendar/gui/dialogs/editor-page.c new file mode 100644 index 0000000000..b46b247191 --- /dev/null +++ b/calendar/gui/dialogs/editor-page.c @@ -0,0 +1,259 @@ +/* Evolution calendar - Base class for calendar component editor pages + * + * Copyright (C) 2001 Ximian, Inc. + * + * Authors: Federico Mena-Quintero <federico@ximian.com> + * + * 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. + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <gtk/gtksignal.h> +#include "editor-page.h" + + + +static void editor_page_class_init (EditorPageClass *class); + +/* Signal IDs */ + +enum { + CHANGED, + SUMMARY_CHANGED, + LAST_SIGNAL +}; + +static guint editor_page_signals[LAST_SIGNAL]; + +#define CLASS(page) (EDITOR_PAGE_CLASS (GTK_OBJECT (page)->klass)) + + + +/** + * editor_page_get_type: + * + * Registers the #EditorPage class if necessary, and returns the type ID + * associated to it. + * + * Return value: The type ID of the #EditorPage class. + **/ +GtkType +editor_page_get_type (void) +{ + static GtkType editor_page_type = 0; + + if (!editor_page_type) { + static const GtkTypeInfo editor_page_info = { + "EditorPage", + sizeof (EditorPage), + sizeof (EditorPageClass), + (GtkClassInitFunc) editor_page_class_init, + (GtkObjectInitFunc) NULL, + NULL, /* reserved_1 */ + NULL, /* reserved_2 */ + (GtkClassInitFunc) NULL + }; + + editor_page_type = gtk_type_unique (GTK_TYPE_OBJECT, &editor_page_info); + } + + return editor_page_type; +} + +/* Class initialization function for the abstract editor page */ +static void +editor_page_class_init (EditorPageClass *class) +{ + GtkObjectClass *object_class; + + object_class = (GtkObjectClass *) class; + + editor_page_signals[CHANGED] = + gtk_signal_new ("changed", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (EditorPageClass, changed), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + editor_page_signals[SUMMARY_CHANGED] = + gtk_signal_new ("summary_changed", + GTK_RUN_FIRST, + object_class->type, + GTK_SIGNAL_OFFSET (EditorPageClass, summary_changed), + gtk_marshal_NONE__NONE, + GTK_TYPE_NONE, 0); + + gtk_object_class_add_signals (object_class, editor_page_signals, LAST_SIGNAL); + + class->changed = NULL; + class->summary_changed = NULL; + + class->get_widget = NULL; + class->fill_widgets = NULL; + class->fill_component = NULL; + class->set_summary = NULL; + class->get_summary = NULL; + class->set_dtstart = NULL; +} + + + +/** + * editor_page_get_widget: + * @page: An editor page. + * + * Queries the main widget of an editor page. + * + * Return value: The widget that is the page's upper container. It should + * normally be inserted in a notebook widget. + **/ +GtkWidget * +editor_page_get_widget (EditorPage *page) +{ + g_return_val_if_fail (page != NULL, NULL); + g_return_val_if_fail (IS_EDITOR_PAGE (page), NULL); + + g_assert (CLASS (page)->get_widget != NULL); + return (* CLASS (page)->get_widget) (page); +} + +/** + * editor_page_fill_widgets: + * @page: An editor page. + * @comp: A calendar component. + * + * Fills the widgets of an editor page with the data from a calendar component. + **/ +void +editor_page_fill_widgets (EditorPage *page, CalComponent *comp) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + g_return_if_fail (comp != NULL); + + g_assert (CLASS (page)->fill_widgets != NULL); + (* CLASS (page)->fill_widgets) (page, comp); +} + +/** + * editor_page_fill_component: + * @page: An editor page. + * @comp: A calendar component. + * + * Takes the data from the widgets of an editor page and sets it on a calendar + * component, replacing the contents of the properties that the editor page + * knows how to manipulate. + **/ +void +editor_page_fill_component (EditorPage *page, CalComponent *comp) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + g_return_if_fail (comp != NULL); + + g_assert (CLASS (page)->fill_component != NULL); + (* CLASS (page)->fill_component) (page, comp); +} + +/** + * editor_page_set_summary: + * @page: An editor page. + * @summary: Summary string to set in the page's widgets, which must be encoded + * in UTF8. + * + * Sets the calendar component summary string in an editor page. + **/ +void +editor_page_set_summary (EditorPage *page, const char *summary) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + g_return_if_fail (summary != NULL); + + g_assert (CLASS (page)->set_summary != NULL); + (* CLASS (page)->set_summary) (page, summary); +} + +/** + * editor_page_get_summary: + * @page: An editor page. + * + * Queries the current summary string in an editor page. + * + * Return value: Summary string in UTF8; must be freed by the caller. + **/ +char * +editor_page_get_summary (EditorPage *page) +{ + g_return_val_if_fail (page != NULL, NULL); + g_return_val_if_fail (IS_EDITOR_PAGE (page), NULL); + + g_assert (CLASS (page)->get_summary != NULL); + return (* CLASS (page)->get_summary) (page); +} + +/** + * editor_page_set_dtstart: + * @page: An editor page. + * @start: Start date for calendar component. + * + * Sets the calendar component DTSTART in an editor page. + **/ +void +editor_page_set_dtstart (EditorPage *page, time_t start) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + g_return_if_fail (start != -1); + + g_assert (CLASS (page)->set_dtstart != NULL); + (* CLASS (page)->set_dtstart) (page, start); +} + +/** + * editor_page_notify_changed: + * @page: An editor page. + * + * Makes an editor page emit the "changed" signal. This is meant to be + * used only by page implementations. + **/ +void +editor_page_notify_changed (EditorPage *page) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + + gtk_signal_emit (GTK_OBJECT (page), editor_page_signals[CHANGED]); +} + +/** + * editor_page_notify_summary_changed: + * @page: An editor page. + * + * Makes an editor page emit the "summary_changed" signal. This is meant to be + * used only by page implementations. + **/ +void +editor_page_notify_summary_changed (EditorPage *page) +{ + g_return_if_fail (page != NULL); + g_return_if_fail (IS_EDITOR_PAGE (page)); + + gtk_signal_emit (GTK_OBJECT (page), editor_page_signals[SUMMARY_CHANGED]); +} |