New chat theme engine imported from Gossip (Daniel Gryniewicz, Xavier Claessens).

svn path=/trunk/; revision=494

1 files changed, 486 insertions, 0 deletions

diff --git a/libempathy-gtk/empathy-theme-irc.c b/libempathy-gtk/empathy-theme-irc.c
new file mode 100644
index 000000000..afe71e5ea
--- /dev/null
+++ b/libempathy-gtk/empathy-theme-irc.c
@@ -0,0 +1,486 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Imendio AB
+ *
+ * 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 <glib/gi18n.h>
+#include <libempathy/empathy-debug.h>
+
+#include "empathy-chat.h"
+#include "empathy-theme-utils.h"
+#include "empathy-theme-irc.h"
+
+#define DEBUG_DOMAIN "Theme"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EMPATHY_TYPE_THEME_IRC, EmpathyThemeIrcPriv))
+
+typedef struct _EmpathyThemeIrcPriv EmpathyThemeIrcPriv;
+
+struct _EmpathyThemeIrcPriv {
+	gint my_prop;
+};
+
+static void         theme_irc_finalize      (GObject             *object);
+static void         theme_irc_get_property  (GObject             *object,
+					     guint                param_id,
+					     GValue              *value,
+					     GParamSpec          *pspec);
+static void         theme_irc_set_property  (GObject             *object,
+					     guint                param_id,
+					     const GValue        *value,
+					     GParamSpec          *pspec);
+static EmpathyThemeContext *
+theme_irc_setup_with_view                      (EmpathyTheme         *theme,
+						EmpathyChatView      *view);
+static void         theme_irc_detach_from_view (EmpathyTheme        *theme,
+						EmpathyThemeContext *context,
+						EmpathyChatView     *view);
+static void         theme_irc_append_message   (EmpathyTheme        *theme,
+						EmpathyThemeContext *context,
+						EmpathyChatView     *view,
+						EmpathyMessage      *message);
+static void         theme_irc_append_event     (EmpathyTheme        *theme,
+						EmpathyThemeContext *context,
+						EmpathyChatView     *view,
+						const gchar        *str);
+static void         theme_irc_append_timestamp (EmpathyTheme        *theme,
+						EmpathyThemeContext *context,
+						EmpathyChatView     *view,
+						EmpathyMessage      *message,
+						gboolean            show_date,
+						gboolean            show_time);
+static void         theme_irc_append_spacing   (EmpathyTheme        *theme,
+						EmpathyThemeContext *context,
+						EmpathyChatView     *view);
+
+
+enum {
+	PROP_0,
+	PROP_MY_PROP
+};
+
+G_DEFINE_TYPE (EmpathyThemeIrc, empathy_theme_irc, EMPATHY_TYPE_THEME);
+
+static void
+empathy_theme_irc_class_init (EmpathyThemeIrcClass *class)
+{
+	GObjectClass *object_class;
+	EmpathyThemeClass *theme_class;
+
+	object_class = G_OBJECT_CLASS (class);
+	theme_class  = EMPATHY_THEME_CLASS (class);
+
+	object_class->finalize     = theme_irc_finalize;
+	object_class->get_property = theme_irc_get_property;
+	object_class->set_property = theme_irc_set_property;
+
+	theme_class->setup_with_view  = theme_irc_setup_with_view;
+	theme_class->detach_from_view = theme_irc_detach_from_view;
+	theme_class->append_message   = theme_irc_append_message;
+	theme_class->append_event     = theme_irc_append_event;
+	theme_class->append_timestamp = theme_irc_append_timestamp;
+	theme_class->append_spacing   = theme_irc_append_spacing;
+
+	g_object_class_install_property (object_class,
+					 PROP_MY_PROP,
+					 g_param_spec_int ("my-prop",
+							   "",
+							   "",
+							   0, 1,
+							   1,
+							   G_PARAM_READWRITE));
+
+	g_type_class_add_private (object_class, sizeof (EmpathyThemeIrcPriv));
+}
+
+static void
+empathy_theme_irc_init (EmpathyThemeIrc *presence)
+{
+	EmpathyThemeIrcPriv *priv;
+
+	priv = GET_PRIV (presence);
+}
+
+static void
+theme_irc_finalize (GObject *object)
+{
+	EmpathyThemeIrcPriv *priv;
+
+	priv = GET_PRIV (object);
+
+	(G_OBJECT_CLASS (empathy_theme_irc_parent_class)->finalize) (object);
+}
+
+static void
+theme_irc_get_property (GObject    *object,
+		    guint       param_id,
+		    GValue     *value,
+		    GParamSpec *pspec)
+{
+	EmpathyThemeIrcPriv *priv;
+
+	priv = GET_PRIV (object);
+
+	switch (param_id) {
+	case PROP_MY_PROP:
+		g_value_set_int (value, priv->my_prop);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+static void
+theme_irc_set_property (GObject      *object,
+		    guint         param_id,
+		    const GValue *value,
+		    GParamSpec   *pspec)
+{
+	EmpathyThemeIrcPriv *priv;
+
+	priv = GET_PRIV (object);
+
+	switch (param_id) {
+	case PROP_MY_PROP:
+		priv->my_prop = g_value_get_int (value);
+		break;
+	default:
+		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+		break;
+	}
+}
+
+static void
+theme_irc_fixup_tag_table (EmpathyTheme *theme, EmpathyChatView *view)
+{
+	GtkTextBuffer *buffer;
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+	/* IRC style tags. */
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-nick-self");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-body-self");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-action-self");
+
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-nick-other");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-body-other");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-action-other");
+
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-nick-highlight");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-spacing");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-time");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-event");
+	empathy_theme_utils_ensure_tag_by_name (buffer, "irc-link");
+}
+
+static void
+theme_irc_apply_theme_classic (EmpathyTheme *theme, EmpathyChatView *view)
+{
+	EmpathyThemeIrcPriv *priv;
+	GtkTextBuffer      *buffer;
+	GtkTextTagTable    *table;
+	GtkTextTag         *tag;
+
+	priv = GET_PRIV (theme);
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+	table = gtk_text_buffer_get_tag_table (buffer);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-spacing");
+	g_object_set (tag,
+		      "size", 2000,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-nick-self");
+	g_object_set (tag,
+		      "foreground", "sea green",
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-body-self");
+	g_object_set (tag,
+		      /* To get the default theme color: */
+		      "foreground-set", FALSE,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-action-self");
+	g_object_set (tag,
+		      "foreground", "brown4",
+		      "style", PANGO_STYLE_ITALIC,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-nick-highlight");
+	g_object_set (tag,
+		      "foreground", "indian red",
+		      "weight", PANGO_WEIGHT_BOLD,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-nick-other");
+	g_object_set (tag,
+		      "foreground", "skyblue4",
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-body-other");
+	g_object_set (tag,
+		      /* To get the default theme color: */
+		      "foreground-set", FALSE,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-action-other");
+	g_object_set (tag,
+		      "foreground", "brown4",
+		      "style", PANGO_STYLE_ITALIC,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-time");
+	g_object_set (tag,
+		      "foreground", "darkgrey",
+		      "justification", GTK_JUSTIFY_CENTER,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-event");
+	g_object_set (tag,
+		      "foreground", "PeachPuff4",
+		      "justification", GTK_JUSTIFY_LEFT,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "invite");
+	g_object_set (tag,
+		      "foreground", "sienna",
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+
+	tag = empathy_theme_utils_init_tag_by_name (table, "irc-link");
+	g_object_set (tag,
+		      "foreground", "steelblue",
+		      "underline", PANGO_UNDERLINE_SINGLE,
+		      NULL);
+	empathy_theme_utils_add_tag (table, tag);
+}
+
+
+static EmpathyThemeContext *
+theme_irc_setup_with_view (EmpathyTheme *theme, EmpathyChatView *view)
+{
+	theme_irc_fixup_tag_table (theme, view);
+	theme_irc_apply_theme_classic (theme, view);
+	empathy_chat_view_set_margin (view, 3);
+
+	return NULL;
+}
+
+static void
+theme_irc_detach_from_view (EmpathyTheme        *theme,
+			    EmpathyThemeContext *context,
+			    EmpathyChatView     *view)
+{
+	/* Free the context */
+}
+
+static void
+theme_irc_append_message (EmpathyTheme        *theme,
+			  EmpathyThemeContext *context,
+			  EmpathyChatView     *view,
+			  EmpathyMessage      *message)
+{
+	GtkTextBuffer *buffer;
+	const gchar   *name;
+	const gchar   *nick_tag;
+	const gchar   *body_tag;
+	GtkTextIter    iter;
+	gchar         *tmp;
+	EmpathyContact *contact;
+
+	empathy_theme_maybe_append_date_and_time (theme, context, view, message);
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+	contact = empathy_message_get_sender (message);
+	name = empathy_contact_get_name (contact);
+
+	if (empathy_message_get_type (message) == EMPATHY_MESSAGE_TYPE_ACTION) {
+		if (empathy_contact_is_user (contact)) {
+			body_tag = "irc-action-self";
+		} else {
+			body_tag = "irc-action-other";
+		}
+
+		tmp = g_strdup_printf (" * %s %s", 
+				       empathy_contact_get_name (contact),
+				       empathy_message_get_body (message));
+		empathy_theme_append_text (theme, context, view, tmp,
+					   body_tag, "irc-link");
+		g_free (tmp);
+		return;
+	}
+
+	if (empathy_contact_is_user (contact)) {
+		nick_tag = "irc-nick-self";
+		body_tag = "irc-body-self";
+	} else {
+		if (empathy_chat_should_highlight_nick (message)) {
+			nick_tag = "irc-nick-highlight";
+		} else {
+			nick_tag = "irc-nick-other";
+		}
+
+		body_tag = "irc-body-other";
+	}
+		
+	gtk_text_buffer_get_end_iter (buffer, &iter);
+
+	/* The nickname. */
+	tmp = g_strdup_printf ("%s: ", name);
+	gtk_text_buffer_insert_with_tags_by_name (buffer,
+						  &iter,
+						  tmp,
+						  -1,
+						  "cut",
+						  nick_tag,
+						  NULL);
+	g_free (tmp);
+
+	/* The text body. */
+	empathy_theme_append_text (theme, context, view, 
+				  empathy_message_get_body (message),
+				  body_tag, "irc-link");
+}
+
+static void
+theme_irc_append_event (EmpathyTheme        *theme,
+			EmpathyThemeContext *context,
+		    EmpathyChatView     *view,
+		    const gchar        *str)
+{
+	GtkTextBuffer *buffer;
+	GtkTextIter    iter;
+	gchar         *msg;
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+	
+	empathy_theme_maybe_append_date_and_time (theme, context, view, NULL);
+
+	gtk_text_buffer_get_end_iter (buffer, &iter);
+
+	msg = g_strdup_printf (" - %s\n", str);
+	gtk_text_buffer_insert_with_tags_by_name (buffer, &iter,
+						  msg, -1,
+						  "irc-event",
+						  NULL);
+	g_free (msg);
+}
+
+static void
+theme_irc_append_timestamp (EmpathyTheme        *theme,
+			    EmpathyThemeContext *context,
+			    EmpathyChatView     *view,
+			    EmpathyMessage      *message,
+			    gboolean            show_date,
+			    gboolean            show_time)
+{
+	GtkTextBuffer *buffer;
+	time_t         timestamp;
+	GDate         *date;
+	GtkTextIter    iter;
+	GString       *str;
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+	date = empathy_message_get_date_and_time (message, &timestamp);
+
+	str = g_string_new (NULL);
+
+	if (show_time || show_date) {
+		empathy_theme_append_spacing (theme, 
+					     context,
+					     view);
+
+		g_string_append (str, "- ");
+	}
+
+	if (show_date) {
+		gchar buf[256];
+
+		g_date_strftime (buf, 256, _("%A %d %B %Y"), date);
+		g_string_append (str, buf);
+
+		if (show_time) {
+			g_string_append (str, ", ");
+		}
+	}
+
+	g_date_free (date);
+
+	if (show_time) {
+		gchar *tmp;
+
+		tmp = empathy_time_to_string_local (timestamp, EMPATHY_TIME_FORMAT_DISPLAY_SHORT);
+		g_string_append (str, tmp);
+		g_free (tmp);
+	}
+
+	if (show_time || show_date) {
+		g_string_append (str, " -\n");
+
+		gtk_text_buffer_get_end_iter (buffer, &iter);
+		gtk_text_buffer_insert_with_tags_by_name (buffer,
+							  &iter,
+							  str->str, -1,
+							  "irc-time",
+							  NULL);
+
+		empathy_chat_view_set_last_timestamp (view, timestamp);
+	}
+
+	g_string_free (str, TRUE);
+}
+
+static void
+theme_irc_append_spacing (EmpathyTheme        *theme,
+			  EmpathyThemeContext *context,
+			  EmpathyChatView     *view)
+{
+	GtkTextBuffer *buffer;
+	GtkTextIter    iter;
+
+	g_return_if_fail (EMPATHY_IS_THEME (theme));
+	g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view));
+
+	buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+	gtk_text_buffer_get_end_iter (buffer, &iter);
+	gtk_text_buffer_insert_with_tags_by_name (buffer,
+						  &iter,
+						  "\n",
+						  -1,
+						  "cut",
+						  "irc-spacing",
+						  NULL);
+}
+