From 458df50352e58835c3a4fadff6705307dad39ab8 Mon Sep 17 00:00:00 2001 From: Harish Krishnaswamy Date: Wed, 19 Oct 2005 11:39:35 +0000 Subject: Memo Component - submitted by Nathan Owens 2005-10-19 Harish Krishnaswamy Memo Component - submitted by Nathan Owens svn path=/trunk/; revision=30537 --- calendar/gui/e-cal-component-memo-preview.c | 374 ++++++++++++++++++++++++++++ 1 file changed, 374 insertions(+) create mode 100644 calendar/gui/e-cal-component-memo-preview.c (limited to 'calendar/gui/e-cal-component-memo-preview.c') diff --git a/calendar/gui/e-cal-component-memo-preview.c b/calendar/gui/e-cal-component-memo-preview.c new file mode 100644 index 0000000000..4210f40a4c --- /dev/null +++ b/calendar/gui/e-cal-component-memo-preview.c @@ -0,0 +1,374 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ +/* e-tasks.c + * + * Copyright (C) 2001-2003 Ximian, Inc. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of version 2 of the GNU General Public + * License as published by the Free Software Foundation. + * + * 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. + * + * Authors: Federico Mena Quintero + * Damon Chaplin + * Rodrigo Moya + * Nathan Owens + */ + +#ifdef HAVE_CONFIG_H +#include +#endif + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "calendar-config.h" +#include "e-cal-component-memo-preview.h" + +struct _ECalComponentMemoPreviewPrivate { + GtkWidget *html; + + icaltimezone *zone; +}; + +G_DEFINE_TYPE (ECalComponentMemoPreview, e_cal_component_memo_preview, GTK_TYPE_TABLE); + + +static void +on_link_clicked (GtkHTML *html, const char *url, gpointer data) +{ + GError *err = NULL; + + gnome_url_show (url, &err); + + if (err) { + g_warning ("gnome_url_show: %s", err->message); + g_error_free (err); + } +} + +static void +on_url_cb (GtkHTML *html, const char *url, gpointer data) +{ +#if 0 + char *msg; + ECalComponentMemoPreview *preview = data; + + if (url && *url) { + msg = g_strdup_printf (_("Click to open %s"), url); + e_calendar_table_set_status_message (e_tasks_get_calendar_table (tasks), msg); + g_free (msg); + } else + e_calendar_table_set_status_message (e_tasks_get_calendar_table (tasks), NULL); +#endif +} + +/* Callback used when the user selects a URL in the HTML widget */ +static void +url_requested_cb (GtkHTML *html, const char *url, GtkHTMLStream *stream, gpointer data) +{ + if (!strncmp ("file:///", url, strlen ("file:///"))) { + GnomeVFSHandle *handle; + GnomeVFSResult result; + char buffer[4096]; + + if (gnome_vfs_open (&handle, url, GNOME_VFS_OPEN_READ) == GNOME_VFS_OK) { + do { + GnomeVFSFileSize bread; + + result = gnome_vfs_read (handle, buffer, sizeof (buffer), &bread); + if (result == GNOME_VFS_OK) + gtk_html_stream_write (stream, buffer, bread); + } while (result == GNOME_VFS_OK); + + gnome_vfs_close (handle); + } + } +} + +/* Converts a time_t to a string, relative to the specified timezone */ +static char * +timet_to_str_with_zone (ECalComponentDateTime *dt, ECal *ecal, icaltimezone *default_zone) +{ + struct icaltimetype itt; + icaltimezone *zone; + struct tm tm; + char buf[256]; + + if (dt->tzid) { + /* If we can't find the zone, we'll guess its "local" */ + if (!e_cal_get_timezone (ecal, dt->tzid, &zone, NULL)) + zone = NULL; + } else if (dt->value->is_utc) { + zone = icaltimezone_get_utc_timezone (); + } else { + zone = NULL; + } + + + itt = *dt->value; + if (zone) + icaltimezone_convert_time (&itt, zone, default_zone); + tm = icaltimetype_to_tm (&itt); + + e_time_format_date_and_time (&tm, calendar_config_get_24_hour_format (), + FALSE, FALSE, buf, sizeof (buf)); + + return g_locale_to_utf8 (buf, -1, NULL, NULL, NULL); +} + +static void +write_html (GtkHTMLStream *stream, ECal *ecal, ECalComponent *comp, icaltimezone *default_zone) +{ + ECalComponentText text; + ECalComponentDateTime dt; + gchar *str; + GSList *l; + icalproperty_status status; + const char *location; + int *priority_value; + gboolean one_added = FALSE; + + g_return_if_fail (E_IS_CAL_COMPONENT (comp)); + + gtk_html_stream_printf (stream, + ""); + + /* write icons for the categories */ + e_cal_component_get_categories_list (comp, &l); + if (l) { + GSList *node; + GString *str = g_string_new (""); + + + gtk_html_stream_printf(stream, "

Categories: "); + + for (node = l; node != NULL; node = node->next) { + const char *icon_file; + + icon_file = e_categories_get_icon_file_for ((const char *) node->data); + if (icon_file && g_file_test(icon_file, G_FILE_TEST_EXISTS)) { + gtk_html_stream_printf (stream, "\"%s\"", + (const char *) node->data, icon_file); + one_added = TRUE; + } + else{ + if(one_added == FALSE){ + g_string_append_printf (str, "%s", (const char *) node->data); + one_added = TRUE; + } + else{ + g_string_append_printf (str, ", %s", (const char *) node->data); + } + } + } + + gtk_html_stream_printf(stream, str->str); + + gtk_html_stream_printf(stream, "

"); + + e_cal_component_free_categories_list (l); + } + + /* Start table */ + gtk_html_stream_printf (stream, "" + ""); + + + /* write description and URL */ + gtk_html_stream_printf (stream, ""); + + e_cal_component_get_description_list (comp, &l); + if (l) { + GSList *node; + + gtk_html_stream_printf (stream, "", _("Memo:")); + + gtk_html_stream_printf (stream, ""); + + e_cal_component_free_text_list (l); + } + + /* URL */ + e_cal_component_get_url (comp, (const char **) &str); + if (str) { + gtk_html_stream_printf (stream, "", _("Web Page:")); + gtk_html_stream_printf (stream, "", str, str); + } + + gtk_html_stream_printf (stream, "
%s"); + + for (node = l; node != NULL; node = node->next) { + gint i, j; + GString *str = g_string_new (""); + + text = * (ECalComponentText *) node->data; + for (i = 0, j=0; i < strlen (text.value ? text.value : 0); i++, j++) { + if (text.value[i] == '\n'){ + str = g_string_append (str, "
"); + } + else if (text.value[i] == '<') + str = g_string_append (str, "<"); + else if (text.value[i] == '>') + str = g_string_append (str, ">"); + else + str = g_string_append_c (str, text.value[i]); + } + + gtk_html_stream_printf (stream, str->str); + g_string_free (str, TRUE); + } + + gtk_html_stream_printf (stream, "
%s%s
"); + + /* close document */ + gtk_html_stream_printf (stream, ""); +} + +static void +e_cal_component_memo_preview_init (ECalComponentMemoPreview *preview) +{ + ECalComponentMemoPreviewPrivate *priv; + GtkWidget *scroll; + + priv = g_new0 (ECalComponentMemoPreviewPrivate, 1); + preview->priv = priv; + + priv->html = gtk_html_new (); + gtk_html_set_default_content_type (GTK_HTML (priv->html), "charset=utf-8"); + gtk_html_load_empty (GTK_HTML (priv->html)); + + g_signal_connect (G_OBJECT (priv->html), "url_requested", + G_CALLBACK (url_requested_cb), NULL); + g_signal_connect (G_OBJECT (priv->html), "link_clicked", + G_CALLBACK (on_link_clicked), preview); + g_signal_connect (G_OBJECT (priv->html), "on_url", + G_CALLBACK (on_url_cb), preview); + + scroll = gtk_scrolled_window_new (NULL, NULL); + gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll), + GTK_POLICY_AUTOMATIC, + GTK_POLICY_AUTOMATIC); + gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scroll), GTK_SHADOW_IN); + + gtk_container_add (GTK_CONTAINER (scroll), priv->html); + gtk_container_add (GTK_CONTAINER (preview), scroll); + gtk_widget_show_all (scroll); + + priv->zone = icaltimezone_get_utc_timezone (); +} + +static void +e_cal_component_memo_preview_destroy (GtkObject *object) +{ + ECalComponentMemoPreview *preview; + ECalComponentMemoPreviewPrivate *priv; + + g_return_if_fail (object != NULL); + g_return_if_fail (E_IS_CAL_COMPONENT_MEMO_PREVIEW (object)); + + preview = E_CAL_COMPONENT_MEMO_PREVIEW (object); + priv = preview->priv; + + if (priv) { + + g_free (priv); + preview->priv = NULL; + } + + if (GTK_OBJECT_CLASS (e_cal_component_memo_preview_parent_class)->destroy) + (* GTK_OBJECT_CLASS (e_cal_component_memo_preview_parent_class)->destroy) (object); +} + +static void +e_cal_component_memo_preview_class_init (ECalComponentMemoPreviewClass *klass) +{ + GtkObjectClass *object_class; + + object_class = (GtkObjectClass *) klass; + + object_class->destroy = e_cal_component_memo_preview_destroy; +} + +GtkWidget * +e_cal_component_memo_preview_new (void) +{ + ECalComponentMemoPreview *preview; + + preview = g_object_new (e_cal_component_memo_preview_get_type (), NULL); + + return GTK_WIDGET (preview); +} + +icaltimezone * +e_cal_component_memo_preview_get_default_timezone (ECalComponentMemoPreview *preview) +{ + ECalComponentMemoPreviewPrivate *priv; + + g_return_val_if_fail (preview != NULL, NULL); + g_return_val_if_fail (E_IS_CAL_COMPONENT_MEMO_PREVIEW (preview), NULL); + + priv = preview->priv; + + return priv->zone; +} + +void +e_cal_component_memo_preview_set_default_timezone (ECalComponentMemoPreview *preview, icaltimezone *zone) +{ + ECalComponentMemoPreviewPrivate *priv; + + g_return_if_fail (preview != NULL); + g_return_if_fail (E_IS_CAL_COMPONENT_MEMO_PREVIEW (preview)); + g_return_if_fail (zone != NULL); + + priv = preview->priv; + + priv->zone = zone; +} + +void +e_cal_component_memo_preview_display (ECalComponentMemoPreview *preview, ECal *ecal, ECalComponent *comp) +{ + ECalComponentMemoPreviewPrivate *priv; + GtkHTMLStream *stream; + + g_return_if_fail (preview != NULL); + g_return_if_fail (E_IS_CAL_COMPONENT_MEMO_PREVIEW (preview)); + g_return_if_fail (comp != NULL); + g_return_if_fail (E_IS_CAL_COMPONENT (comp)); + + priv = preview->priv; + + stream = gtk_html_begin (GTK_HTML (priv->html)); + write_html (stream, ecal, comp, priv->zone); + gtk_html_stream_close (stream, GTK_HTML_STREAM_OK); +} + +void +e_cal_component_memo_preview_clear (ECalComponentMemoPreview *preview) +{ + ECalComponentMemoPreviewPrivate *priv; + + g_return_if_fail (preview != NULL); + g_return_if_fail (E_IS_CAL_COMPONENT_MEMO_PREVIEW (preview)); + + priv = preview->priv; + + gtk_html_load_empty (GTK_HTML (priv->html)); +} + -- cgit v1.2.3