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-rw-r--r--trunk/libempathy-gtk/gossip-chat-view.c2208
1 files changed, 2208 insertions, 0 deletions
diff --git a/trunk/libempathy-gtk/gossip-chat-view.c b/trunk/libempathy-gtk/gossip-chat-view.c
new file mode 100644
index 000000000..24770f5de
--- /dev/null
+++ b/trunk/libempathy-gtk/gossip-chat-view.c
@@ -0,0 +1,2208 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2002-2007 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.
+ *
+ * Authors: Mikael Hallendal <micke@imendio.com>
+ * Richard Hult <richard@imendio.com>
+ * Martyn Russell <martyn@imendio.com>
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <string.h>
+#include <time.h>
+
+#include <glib/gi18n.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtkimage.h>
+#include <gtk/gtkmenu.h>
+#include <gtk/gtkmenuitem.h>
+#include <gtk/gtkimagemenuitem.h>
+#include <gtk/gtkstock.h>
+#include <gtk/gtkscrolledwindow.h>
+#include <gtk/gtksizegroup.h>
+#include <glade/glade.h>
+
+#include <libmissioncontrol/mc-account.h>
+
+#include <libempathy/gossip-utils.h>
+#include <libempathy/gossip-debug.h>
+#include <libempathy/gossip-conf.h>
+
+#include "gossip-chat-view.h"
+#include "gossip-chat.h"
+#include "gossip-preferences.h"
+#include "gossip-theme-manager.h"
+#include "gossip-ui-utils.h"
+
+#define DEBUG_DOMAIN "ChatView"
+
+/* Number of seconds between timestamps when using normal mode, 5 minutes. */
+#define TIMESTAMP_INTERVAL 300
+
+#define MAX_LINES 800
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GOSSIP_TYPE_CHAT_VIEW, GossipChatViewPriv))
+
+typedef enum {
+ BLOCK_TYPE_NONE,
+ BLOCK_TYPE_SELF,
+ BLOCK_TYPE_OTHER,
+ BLOCK_TYPE_EVENT,
+ BLOCK_TYPE_TIME,
+ BLOCK_TYPE_INVITE
+} BlockType;
+
+struct _GossipChatViewPriv {
+ GtkTextBuffer *buffer;
+
+ gboolean irc_style;
+ time_t last_timestamp;
+ BlockType last_block_type;
+
+ gboolean allow_scrolling;
+ gboolean is_group_chat;
+
+ GtkTextMark *find_mark_previous;
+ GtkTextMark *find_mark_next;
+ gboolean find_wrapped;
+ gboolean find_last_direction;
+
+ /* This is for the group chat so we know if the "other" last contact
+ * changed, so we know whether to insert a header or not.
+ */
+ GossipContact *last_contact;
+
+ guint notify_system_fonts_id;
+ guint notify_show_avatars_id;
+};
+
+typedef struct {
+ GossipSmiley smiley;
+ const gchar *pattern;
+} GossipSmileyPattern;
+
+static const GossipSmileyPattern smileys[] = {
+ /* Forward smileys. */
+ { GOSSIP_SMILEY_NORMAL, ":)" },
+ { GOSSIP_SMILEY_WINK, ";)" },
+ { GOSSIP_SMILEY_WINK, ";-)" },
+ { GOSSIP_SMILEY_BIGEYE, "=)" },
+ { GOSSIP_SMILEY_NOSE, ":-)" },
+ { GOSSIP_SMILEY_CRY, ":'(" },
+ { GOSSIP_SMILEY_SAD, ":(" },
+ { GOSSIP_SMILEY_SAD, ":-(" },
+ { GOSSIP_SMILEY_SCEPTICAL, ":/" },
+ { GOSSIP_SMILEY_SCEPTICAL, ":\\" },
+ { GOSSIP_SMILEY_BIGSMILE, ":D" },
+ { GOSSIP_SMILEY_BIGSMILE, ":-D" },
+ { GOSSIP_SMILEY_INDIFFERENT, ":|" },
+ { GOSSIP_SMILEY_TOUNGE, ":p" },
+ { GOSSIP_SMILEY_TOUNGE, ":-p" },
+ { GOSSIP_SMILEY_TOUNGE, ":P" },
+ { GOSSIP_SMILEY_TOUNGE, ":-P" },
+ { GOSSIP_SMILEY_TOUNGE, ";p" },
+ { GOSSIP_SMILEY_TOUNGE, ";-p" },
+ { GOSSIP_SMILEY_TOUNGE, ";P" },
+ { GOSSIP_SMILEY_TOUNGE, ";-P" },
+ { GOSSIP_SMILEY_SHOCKED, ":o" },
+ { GOSSIP_SMILEY_SHOCKED, ":-o" },
+ { GOSSIP_SMILEY_SHOCKED, ":O" },
+ { GOSSIP_SMILEY_SHOCKED, ":-O" },
+ { GOSSIP_SMILEY_COOL, "8)" },
+ { GOSSIP_SMILEY_COOL, "B)" },
+ { GOSSIP_SMILEY_SORRY, "*|" },
+ { GOSSIP_SMILEY_KISS, ":*" },
+ { GOSSIP_SMILEY_SHUTUP, ":#" },
+ { GOSSIP_SMILEY_SHUTUP, ":-#" },
+ { GOSSIP_SMILEY_YAWN, "|O" },
+ { GOSSIP_SMILEY_CONFUSED, ":S" },
+ { GOSSIP_SMILEY_CONFUSED, ":s" },
+ { GOSSIP_SMILEY_ANGEL, "<)" },
+ { GOSSIP_SMILEY_OOOH, ":x" },
+ { GOSSIP_SMILEY_LOOKAWAY, "*)" },
+ { GOSSIP_SMILEY_LOOKAWAY, "*-)" },
+ { GOSSIP_SMILEY_BLUSH, "*S" },
+ { GOSSIP_SMILEY_BLUSH, "*s" },
+ { GOSSIP_SMILEY_BLUSH, "*$" },
+ { GOSSIP_SMILEY_COOLBIGSMILE, "8D" },
+ { GOSSIP_SMILEY_ANGRY, ":@" },
+ { GOSSIP_SMILEY_BOSS, "@)" },
+ { GOSSIP_SMILEY_MONKEY, "#)" },
+ { GOSSIP_SMILEY_SILLY, "O)" },
+ { GOSSIP_SMILEY_SICK, "+o(" },
+
+ /* Backward smileys. */
+ { GOSSIP_SMILEY_NORMAL, "(:" },
+ { GOSSIP_SMILEY_WINK, "(;" },
+ { GOSSIP_SMILEY_WINK, "(-;" },
+ { GOSSIP_SMILEY_BIGEYE, "(=" },
+ { GOSSIP_SMILEY_NOSE, "(-:" },
+ { GOSSIP_SMILEY_CRY, ")':" },
+ { GOSSIP_SMILEY_SAD, "):" },
+ { GOSSIP_SMILEY_SAD, ")-:" },
+ { GOSSIP_SMILEY_SCEPTICAL, "/:" },
+ { GOSSIP_SMILEY_SCEPTICAL, "//:" },
+ { GOSSIP_SMILEY_INDIFFERENT, "|:" },
+ { GOSSIP_SMILEY_TOUNGE, "d:" },
+ { GOSSIP_SMILEY_TOUNGE, "d-:" },
+ { GOSSIP_SMILEY_TOUNGE, "d;" },
+ { GOSSIP_SMILEY_TOUNGE, "d-;" },
+ { GOSSIP_SMILEY_SHOCKED, "o:" },
+ { GOSSIP_SMILEY_SHOCKED, "O:" },
+ { GOSSIP_SMILEY_COOL, "(8" },
+ { GOSSIP_SMILEY_COOL, "(B" },
+ { GOSSIP_SMILEY_SORRY, "|*" },
+ { GOSSIP_SMILEY_KISS, "*:" },
+ { GOSSIP_SMILEY_SHUTUP, "#:" },
+ { GOSSIP_SMILEY_SHUTUP, "#-:" },
+ { GOSSIP_SMILEY_YAWN, "O|" },
+ { GOSSIP_SMILEY_CONFUSED, "S:" },
+ { GOSSIP_SMILEY_CONFUSED, "s:" },
+ { GOSSIP_SMILEY_ANGEL, "(>" },
+ { GOSSIP_SMILEY_OOOH, "x:" },
+ { GOSSIP_SMILEY_LOOKAWAY, "(*" },
+ { GOSSIP_SMILEY_LOOKAWAY, "(-*" },
+ { GOSSIP_SMILEY_BLUSH, "S*" },
+ { GOSSIP_SMILEY_BLUSH, "s*" },
+ { GOSSIP_SMILEY_BLUSH, "$*" },
+ { GOSSIP_SMILEY_ANGRY, "@:" },
+ { GOSSIP_SMILEY_BOSS, "(@" },
+ { GOSSIP_SMILEY_MONKEY, "#)" },
+ { GOSSIP_SMILEY_SILLY, "(O" },
+ { GOSSIP_SMILEY_SICK, ")o+" }
+};
+
+static void gossip_chat_view_class_init (GossipChatViewClass *klass);
+static void gossip_chat_view_init (GossipChatView *view);
+static void chat_view_finalize (GObject *object);
+static gboolean chat_view_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time);
+static void chat_view_size_allocate (GtkWidget *widget,
+ GtkAllocation *alloc);
+static void chat_view_setup_tags (GossipChatView *view);
+static void chat_view_system_font_update (GossipChatView *view);
+static void chat_view_notify_system_font_cb (GossipConf *conf,
+ const gchar *key,
+ gpointer user_data);
+static void chat_view_notify_show_avatars_cb (GossipConf *conf,
+ const gchar *key,
+ gpointer user_data);
+static void chat_view_populate_popup (GossipChatView *view,
+ GtkMenu *menu,
+ gpointer user_data);
+static gboolean chat_view_event_cb (GossipChatView *view,
+ GdkEventMotion *event,
+ GtkTextTag *tag);
+static gboolean chat_view_url_event_cb (GtkTextTag *tag,
+ GObject *object,
+ GdkEvent *event,
+ GtkTextIter *iter,
+ GtkTextBuffer *buffer);
+static void chat_view_open_address_cb (GtkMenuItem *menuitem,
+ const gchar *url);
+static void chat_view_copy_address_cb (GtkMenuItem *menuitem,
+ const gchar *url);
+static void chat_view_clear_view_cb (GtkMenuItem *menuitem,
+ GossipChatView *view);
+static void chat_view_insert_text_with_emoticons (GtkTextBuffer *buf,
+ GtkTextIter *iter,
+ const gchar *str);
+static gboolean chat_view_is_scrolled_down (GossipChatView *view);
+static void chat_view_theme_changed_cb (GossipThemeManager *manager,
+ GossipChatView *view);
+static void chat_view_maybe_append_date_and_time (GossipChatView *view,
+ GossipMessage *msg);
+static void chat_view_append_spacing (GossipChatView *view);
+static void chat_view_append_text (GossipChatView *view,
+ const gchar *body,
+ const gchar *tag);
+static void chat_view_maybe_append_fancy_header (GossipChatView *view,
+ GossipMessage *msg);
+static void chat_view_append_irc_action (GossipChatView *view,
+ GossipMessage *msg);
+static void chat_view_append_fancy_action (GossipChatView *view,
+ GossipMessage *msg);
+static void chat_view_append_irc_message (GossipChatView *view,
+ GossipMessage *msg);
+static void chat_view_append_fancy_message (GossipChatView *view,
+ GossipMessage *msg);
+static GdkPixbuf *chat_view_pad_to_size (GdkPixbuf *pixbuf,
+ gint width,
+ gint height,
+ gint extra_padding_right);
+
+G_DEFINE_TYPE (GossipChatView, gossip_chat_view, GTK_TYPE_TEXT_VIEW);
+
+static void
+gossip_chat_view_class_init (GossipChatViewClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+
+ object_class->finalize = chat_view_finalize;
+ widget_class->size_allocate = chat_view_size_allocate;
+ widget_class->drag_motion = chat_view_drag_motion;
+
+ g_type_class_add_private (object_class, sizeof (GossipChatViewPriv));
+}
+
+static void
+gossip_chat_view_init (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ gboolean show_avatars;
+
+ priv = GET_PRIV (view);
+
+ priv->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ priv->last_block_type = BLOCK_TYPE_NONE;
+ priv->last_timestamp = 0;
+
+ priv->allow_scrolling = TRUE;
+
+ priv->is_group_chat = FALSE;
+
+ g_object_set (view,
+ "wrap-mode", GTK_WRAP_WORD_CHAR,
+ "editable", FALSE,
+ "cursor-visible", FALSE,
+ NULL);
+
+ priv->notify_system_fonts_id =
+ gossip_conf_notify_add (gossip_conf_get (),
+ "/desktop/gnome/interface/document_font_name",
+ chat_view_notify_system_font_cb,
+ view);
+ chat_view_system_font_update (view);
+
+ priv->notify_show_avatars_id =
+ gossip_conf_notify_add (gossip_conf_get (),
+ GOSSIP_PREFS_UI_SHOW_AVATARS,
+ chat_view_notify_show_avatars_cb,
+ view);
+
+ chat_view_setup_tags (view);
+
+ gossip_theme_manager_apply_saved (gossip_theme_manager_get (), view);
+
+ show_avatars = FALSE;
+ gossip_conf_get_bool (gossip_conf_get (),
+ GOSSIP_PREFS_UI_SHOW_AVATARS,
+ &show_avatars);
+
+ gossip_theme_manager_update_show_avatars (gossip_theme_manager_get (),
+ view, show_avatars);
+
+ g_signal_connect (view,
+ "populate-popup",
+ G_CALLBACK (chat_view_populate_popup),
+ NULL);
+
+ g_signal_connect_object (gossip_theme_manager_get (),
+ "theme-changed",
+ G_CALLBACK (chat_view_theme_changed_cb),
+ view,
+ 0);
+}
+
+static void
+chat_view_finalize (GObject *object)
+{
+ GossipChatView *view;
+ GossipChatViewPriv *priv;
+
+ view = GOSSIP_CHAT_VIEW (object);
+ priv = GET_PRIV (view);
+
+ gossip_debug (DEBUG_DOMAIN, "finalize: %p", object);
+
+ gossip_conf_notify_remove (gossip_conf_get (), priv->notify_system_fonts_id);
+ gossip_conf_notify_remove (gossip_conf_get (), priv->notify_show_avatars_id);
+
+ if (priv->last_contact) {
+ g_object_unref (priv->last_contact);
+ }
+
+ G_OBJECT_CLASS (gossip_chat_view_parent_class)->finalize (object);
+}
+
+static gboolean
+chat_view_drag_motion (GtkWidget *widget,
+ GdkDragContext *context,
+ gint x,
+ gint y,
+ guint time)
+{
+ /* Don't handle drag motion, since we don't want the view to scroll as
+ * the result of dragging something across it.
+ */
+
+ return FALSE;
+}
+
+static void
+chat_view_size_allocate (GtkWidget *widget,
+ GtkAllocation *alloc)
+{
+ gboolean down;
+
+ down = chat_view_is_scrolled_down (GOSSIP_CHAT_VIEW (widget));
+
+ GTK_WIDGET_CLASS (gossip_chat_view_parent_class)->size_allocate (widget, alloc);
+
+ if (down) {
+ gossip_chat_view_scroll_down (GOSSIP_CHAT_VIEW (widget));
+ }
+}
+
+static void
+chat_view_setup_tags (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ GtkTextTag *tag;
+
+ priv = GET_PRIV (view);
+
+ gtk_text_buffer_create_tag (priv->buffer,
+ "cut",
+ NULL);
+
+ /* FIXME: Move to the theme and come up with something that looks a bit
+ * nicer.
+ */
+ gtk_text_buffer_create_tag (priv->buffer,
+ "highlight",
+ "background", "yellow",
+ NULL);
+
+ tag = gtk_text_buffer_create_tag (priv->buffer,
+ "link",
+ NULL);
+
+ g_signal_connect (tag,
+ "event",
+ G_CALLBACK (chat_view_url_event_cb),
+ priv->buffer);
+
+ g_signal_connect (view,
+ "motion-notify-event",
+ G_CALLBACK (chat_view_event_cb),
+ tag);
+}
+
+static void
+chat_view_system_font_update (GossipChatView *view)
+{
+ PangoFontDescription *font_description = NULL;
+ gchar *font_name;
+
+ if (gossip_conf_get_string (gossip_conf_get (),
+ "/desktop/gnome/interface/document_font_name",
+ &font_name) && font_name) {
+ font_description = pango_font_description_from_string (font_name);
+ g_free (font_name);
+ } else {
+ font_description = NULL;
+ }
+
+ gtk_widget_modify_font (GTK_WIDGET (view), font_description);
+
+ if (font_description) {
+ pango_font_description_free (font_description);
+ }
+}
+
+static void
+chat_view_notify_system_font_cb (GossipConf *conf,
+ const gchar *key,
+ gpointer user_data)
+{
+ GossipChatView *view;
+ gboolean show_avatars = FALSE;
+
+ view = user_data;
+
+ chat_view_system_font_update (view);
+
+ /* Ugly, again, to adjust the vertical position of the nick... Will fix
+ * this when reworking the theme manager so that view register
+ * themselves with it instead of the other way around.
+ */
+ gossip_conf_get_bool (conf,
+ GOSSIP_PREFS_UI_SHOW_AVATARS,
+ &show_avatars);
+
+ gossip_theme_manager_update_show_avatars (gossip_theme_manager_get (),
+ view, show_avatars);
+}
+
+static void
+chat_view_notify_show_avatars_cb (GossipConf *conf,
+ const gchar *key,
+ gpointer user_data)
+{
+ GossipChatView *view;
+ GossipChatViewPriv *priv;
+ gboolean show_avatars = FALSE;
+
+ view = user_data;
+ priv = GET_PRIV (view);
+
+ gossip_conf_get_bool (conf, key, &show_avatars);
+
+ gossip_theme_manager_update_show_avatars (gossip_theme_manager_get (),
+ view, show_avatars);
+}
+
+static void
+chat_view_populate_popup (GossipChatView *view,
+ GtkMenu *menu,
+ gpointer user_data)
+{
+ GossipChatViewPriv *priv;
+ GtkTextTagTable *table;
+ GtkTextTag *tag;
+ gint x, y;
+ GtkTextIter iter, start, end;
+ GtkWidget *item;
+ gchar *str = NULL;
+
+ priv = GET_PRIV (view);
+
+ /* Clear menu item */
+ if (gtk_text_buffer_get_char_count (priv->buffer) > 0) {
+ item = gtk_menu_item_new ();
+ gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+
+ item = gtk_image_menu_item_new_from_stock (GTK_STOCK_CLEAR, NULL);
+ gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+
+ g_signal_connect (item,
+ "activate",
+ G_CALLBACK (chat_view_clear_view_cb),
+ view);
+ }
+
+ /* Link context menu items */
+ table = gtk_text_buffer_get_tag_table (priv->buffer);
+ tag = gtk_text_tag_table_lookup (table, "link");
+
+ gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
+
+ gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (view),
+ GTK_TEXT_WINDOW_WIDGET,
+ x, y,
+ &x, &y);
+
+ gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW (view), &iter, x, y);
+
+ start = end = iter;
+
+ if (gtk_text_iter_backward_to_tag_toggle (&start, tag) &&
+ gtk_text_iter_forward_to_tag_toggle (&end, tag)) {
+ str = gtk_text_buffer_get_text (priv->buffer,
+ &start, &end, FALSE);
+ }
+
+ if (G_STR_EMPTY (str)) {
+ g_free (str);
+ return;
+ }
+
+ /* NOTE: Set data just to get the string freed when not needed. */
+ g_object_set_data_full (G_OBJECT (menu),
+ "url", str,
+ (GDestroyNotify) g_free);
+
+ item = gtk_menu_item_new ();
+ gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+
+ item = gtk_menu_item_new_with_mnemonic (_("_Copy Link Address"));
+ g_signal_connect (item,
+ "activate",
+ G_CALLBACK (chat_view_copy_address_cb),
+ str);
+ gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+
+ item = gtk_menu_item_new_with_mnemonic (_("_Open Link"));
+ g_signal_connect (item,
+ "activate",
+ G_CALLBACK (chat_view_open_address_cb),
+ str);
+ gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);
+ gtk_widget_show (item);
+}
+
+static gboolean
+chat_view_event_cb (GossipChatView *view,
+ GdkEventMotion *event,
+ GtkTextTag *tag)
+{
+ static GdkCursor *hand = NULL;
+ static GdkCursor *beam = NULL;
+ GtkTextWindowType type;
+ GtkTextIter iter;
+ GdkWindow *win;
+ gint x, y, buf_x, buf_y;
+
+ type = gtk_text_view_get_window_type (GTK_TEXT_VIEW (view),
+ event->window);
+
+ if (type != GTK_TEXT_WINDOW_TEXT) {
+ return FALSE;
+ }
+
+ /* Get where the pointer really is. */
+ win = gtk_text_view_get_window (GTK_TEXT_VIEW (view), type);
+ if (!win) {
+ return FALSE;
+ }
+
+ gdk_window_get_pointer (win, &x, &y, NULL);
+
+ /* Get the iter where the cursor is at */
+ gtk_text_view_window_to_buffer_coords (GTK_TEXT_VIEW (view), type,
+ x, y,
+ &buf_x, &buf_y);
+
+ gtk_text_view_get_iter_at_location (GTK_TEXT_VIEW (view),
+ &iter,
+ buf_x, buf_y);
+
+ if (gtk_text_iter_has_tag (&iter, tag)) {
+ if (!hand) {
+ hand = gdk_cursor_new (GDK_HAND2);
+ beam = gdk_cursor_new (GDK_XTERM);
+ }
+ gdk_window_set_cursor (win, hand);
+ } else {
+ if (!beam) {
+ beam = gdk_cursor_new (GDK_XTERM);
+ }
+ gdk_window_set_cursor (win, beam);
+ }
+
+ return FALSE;
+}
+
+static gboolean
+chat_view_url_event_cb (GtkTextTag *tag,
+ GObject *object,
+ GdkEvent *event,
+ GtkTextIter *iter,
+ GtkTextBuffer *buffer)
+{
+ GtkTextIter start, end;
+ gchar *str;
+
+ /* If the link is being selected, don't do anything. */
+ gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
+ if (gtk_text_iter_get_offset (&start) != gtk_text_iter_get_offset (&end)) {
+ return FALSE;
+ }
+
+ if (event->type == GDK_BUTTON_RELEASE && event->button.button == 1) {
+ start = end = *iter;
+
+ if (gtk_text_iter_backward_to_tag_toggle (&start, tag) &&
+ gtk_text_iter_forward_to_tag_toggle (&end, tag)) {
+ str = gtk_text_buffer_get_text (buffer,
+ &start,
+ &end,
+ FALSE);
+
+ gossip_url_show (str);
+ g_free (str);
+ }
+ }
+
+ return FALSE;
+}
+
+static void
+chat_view_open_address_cb (GtkMenuItem *menuitem, const gchar *url)
+{
+ gossip_url_show (url);
+}
+
+static void
+chat_view_copy_address_cb (GtkMenuItem *menuitem, const gchar *url)
+{
+ GtkClipboard *clipboard;
+
+ clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
+ gtk_clipboard_set_text (clipboard, url, -1);
+
+ clipboard = gtk_clipboard_get (GDK_SELECTION_PRIMARY);
+ gtk_clipboard_set_text (clipboard, url, -1);
+}
+
+static void
+chat_view_clear_view_cb (GtkMenuItem *menuitem, GossipChatView *view)
+{
+ gossip_chat_view_clear (view);
+}
+
+static void
+chat_view_insert_text_with_emoticons (GtkTextBuffer *buf,
+ GtkTextIter *iter,
+ const gchar *str)
+{
+ const gchar *p;
+ gunichar c, prev_c;
+ gint i;
+ gint match;
+ gint submatch;
+ gboolean use_smileys = FALSE;
+
+ gossip_conf_get_bool (gossip_conf_get (),
+ GOSSIP_PREFS_CHAT_SHOW_SMILEYS,
+ &use_smileys);
+
+ if (!use_smileys) {
+ gtk_text_buffer_insert (buf, iter, str, -1);
+ return;
+ }
+
+ while (*str) {
+ gint smileys_index[G_N_ELEMENTS (smileys)];
+ GdkPixbuf *pixbuf;
+ gint len;
+ const gchar *start;
+
+ memset (smileys_index, 0, sizeof (smileys_index));
+
+ match = -1;
+ submatch = -1;
+ p = str;
+ prev_c = 0;
+
+ while (*p) {
+ c = g_utf8_get_char (p);
+
+ if (match != -1 && g_unichar_isspace (c)) {
+ break;
+ } else {
+ match = -1;
+ }
+
+ if (submatch != -1 || prev_c == 0 || g_unichar_isspace (prev_c)) {
+ submatch = -1;
+
+ for (i = 0; i < G_N_ELEMENTS (smileys); i++) {
+ /* Only try to match if we already have
+ * a beginning match for the pattern, or
+ * if it's the first character in the
+ * pattern, if it's not in the middle of
+ * a word.
+ */
+ if (((smileys_index[i] == 0 && (prev_c == 0 || g_unichar_isspace (prev_c))) ||
+ smileys_index[i] > 0) &&
+ smileys[i].pattern[smileys_index[i]] == c) {
+ submatch = i;
+
+ smileys_index[i]++;
+ if (!smileys[i].pattern[smileys_index[i]]) {
+ match = i;
+ }
+ } else {
+ smileys_index[i] = 0;
+ }
+ }
+ }
+
+ prev_c = c;
+ p = g_utf8_next_char (p);
+ }
+
+ if (match == -1) {
+ gtk_text_buffer_insert (buf, iter, str, -1);
+ return;
+ }
+
+ start = p - strlen (smileys[match].pattern);
+
+ if (start > str) {
+ len = start - str;
+ gtk_text_buffer_insert (buf, iter, str, len);
+ }
+
+ pixbuf = gossip_chat_view_get_smiley_image (smileys[match].smiley);
+ gtk_text_buffer_insert_pixbuf (buf, iter, pixbuf);
+
+ gtk_text_buffer_insert (buf, iter, " ", 1);
+
+ str = g_utf8_find_next_char (p, NULL);
+ }
+}
+
+static gboolean
+chat_view_is_scrolled_down (GossipChatView *view)
+{
+ GtkWidget *sw;
+
+ sw = gtk_widget_get_parent (GTK_WIDGET (view));
+ if (GTK_IS_SCROLLED_WINDOW (sw)) {
+ GtkAdjustment *vadj;
+
+ vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (sw));
+
+ if (vadj->value + vadj->page_size / 2 < vadj->upper - vadj->page_size) {
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+static void
+chat_view_maybe_trim_buffer (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ GtkTextIter top, bottom;
+ gint line;
+ gint remove;
+ GtkTextTagTable *table;
+ GtkTextTag *tag;
+
+ priv = GET_PRIV (view);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &bottom);
+ line = gtk_text_iter_get_line (&bottom);
+ if (line < MAX_LINES) {
+ return;
+ }
+
+ remove = line - MAX_LINES;
+ gtk_text_buffer_get_start_iter (priv->buffer, &top);
+
+ bottom = top;
+ if (!gtk_text_iter_forward_lines (&bottom, remove)) {
+ return;
+ }
+
+ /* Track backwords to a place where we can safely cut, we don't do it in
+ * the middle of a tag.
+ */
+ table = gtk_text_buffer_get_tag_table (priv->buffer);
+ tag = gtk_text_tag_table_lookup (table, "cut");
+ if (!tag) {
+ return;
+ }
+
+ if (!gtk_text_iter_forward_to_tag_toggle (&bottom, tag)) {
+ return;
+ }
+
+ if (!gtk_text_iter_equal (&top, &bottom)) {
+ gtk_text_buffer_delete (priv->buffer, &top, &bottom);
+ }
+}
+
+static void
+chat_view_maybe_append_date_and_time (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ const gchar *tag;
+ time_t timestamp;
+ GDate *date, *last_date;
+ GtkTextIter iter;
+ gboolean append_date, append_time;
+ GString *str;
+
+ priv = GET_PRIV (view);
+
+ if (priv->irc_style) {
+ tag = "irc-time";
+ } else {
+ tag = "fancy-time";
+ }
+
+ if (priv->last_block_type == BLOCK_TYPE_TIME) {
+ return;
+ }
+
+ str = g_string_new (NULL);
+
+ timestamp = 0;
+ if (msg) {
+ timestamp = gossip_message_get_timestamp (msg);
+ }
+
+ if (timestamp <= 0) {
+ timestamp = gossip_time_get_current ();
+ }
+
+ date = g_date_new ();
+ g_date_set_time (date, timestamp);
+
+ last_date = g_date_new ();
+ g_date_set_time (last_date, priv->last_timestamp);
+
+ append_date = FALSE;
+ append_time = FALSE;
+
+ if (g_date_compare (date, last_date) > 0) {
+ append_date = TRUE;
+ append_time = TRUE;
+ }
+
+ if (priv->last_timestamp + TIMESTAMP_INTERVAL < timestamp) {
+ append_time = TRUE;
+ }
+
+ if (append_time || append_date) {
+ chat_view_append_spacing (view);
+
+ g_string_append (str, "- ");
+ }
+
+ if (append_date) {
+ gchar buf[256];
+
+ g_date_strftime (buf, 256, _("%A %d %B %Y"), date);
+ g_string_append (str, buf);
+
+ if (append_time) {
+ g_string_append (str, ", ");
+ }
+ }
+
+ g_date_free (date);
+ g_date_free (last_date);
+
+ if (append_time) {
+ gchar *tmp;
+
+ tmp = gossip_time_to_string_local (timestamp, GOSSIP_TIME_FORMAT_DISPLAY_SHORT);
+ g_string_append (str, tmp);
+ g_free (tmp);
+ }
+
+ if (append_time || append_date) {
+ g_string_append (str, " -\n");
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ str->str, -1,
+ tag,
+ NULL);
+
+ priv->last_block_type = BLOCK_TYPE_TIME;
+ priv->last_timestamp = timestamp;
+ }
+
+ g_string_free (str, TRUE);
+}
+
+static void
+chat_view_append_spacing (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ const gchar *tag;
+ GtkTextIter iter;
+
+ priv = GET_PRIV (view);
+
+ if (priv->irc_style) {
+ tag = "irc-spacing";
+ } else {
+ tag = "fancy-spacing";
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ "\n",
+ -1,
+ "cut",
+ tag,
+ NULL);
+}
+
+static void
+chat_view_append_text (GossipChatView *view,
+ const gchar *body,
+ const gchar *tag)
+{
+ GossipChatViewPriv *priv;
+ GtkTextIter start_iter, end_iter;
+ GtkTextMark *mark;
+ GtkTextIter iter;
+ gint num_matches, i;
+ GArray *start, *end;
+ const gchar *link_tag;
+
+ priv = GET_PRIV (view);
+
+ if (priv->irc_style) {
+ link_tag = "irc-link";
+ } else {
+ link_tag = "fancy-link";
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &start_iter);
+ mark = gtk_text_buffer_create_mark (priv->buffer, NULL, &start_iter, TRUE);
+
+ start = g_array_new (FALSE, FALSE, sizeof (gint));
+ end = g_array_new (FALSE, FALSE, sizeof (gint));
+
+ num_matches = gossip_regex_match (GOSSIP_REGEX_ALL, body, start, end);
+
+ if (num_matches == 0) {
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ chat_view_insert_text_with_emoticons (priv->buffer, &iter, body);
+ } else {
+ gint last = 0;
+ gint s = 0, e = 0;
+ gchar *tmp;
+
+ for (i = 0; i < num_matches; i++) {
+ s = g_array_index (start, gint, i);
+ e = g_array_index (end, gint, i);
+
+ if (s > last) {
+ tmp = gossip_substring (body, last, s);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ chat_view_insert_text_with_emoticons (priv->buffer,
+ &iter,
+ tmp);
+ g_free (tmp);
+ }
+
+ tmp = gossip_substring (body, s, e);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ tmp,
+ -1,
+ link_tag,
+ "link",
+ NULL);
+
+ g_free (tmp);
+
+ last = e;
+ }
+
+ if (e < strlen (body)) {
+ tmp = gossip_substring (body, e, strlen (body));
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ chat_view_insert_text_with_emoticons (priv->buffer,
+ &iter,
+ tmp);
+ g_free (tmp);
+ }
+ }
+
+ g_array_free (start, TRUE);
+ g_array_free (end, TRUE);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert (priv->buffer, &iter, "\n", 1);
+
+ /* Apply the style to the inserted text. */
+ gtk_text_buffer_get_iter_at_mark (priv->buffer, &start_iter, mark);
+ gtk_text_buffer_get_end_iter (priv->buffer, &end_iter);
+
+ gtk_text_buffer_apply_tag_by_name (priv->buffer,
+ tag,
+ &start_iter,
+ &end_iter);
+
+ gtk_text_buffer_delete_mark (priv->buffer, mark);
+}
+
+static void
+chat_view_maybe_append_fancy_header (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *sender;
+ GossipContact *my_contact;
+ const gchar *name;
+ gboolean header;
+ GtkTextIter iter;
+ gchar *tmp;
+ const gchar *tag;
+ const gchar *avatar_tag;
+ const gchar *line_top_tag;
+ const gchar *line_bottom_tag;
+ gboolean from_self;
+ GdkPixbuf *pixbuf = NULL;
+ GdkPixbuf *avatar = NULL;
+
+ priv = GET_PRIV (view);
+
+ sender = gossip_message_get_sender (msg);
+ my_contact = gossip_contact_get_user (sender);
+ name = gossip_contact_get_name (sender);
+ from_self = gossip_contact_equal (sender, my_contact);
+
+ gossip_debug (DEBUG_DOMAIN, "Maybe add fancy header");
+
+ if (from_self) {
+ tag = "fancy-header-self";
+ line_top_tag = "fancy-line-top-self";
+ line_bottom_tag = "fancy-line-bottom-self";
+ } else {
+ tag = "fancy-header-other";
+ line_top_tag = "fancy-line-top-other";
+ line_bottom_tag = "fancy-line-bottom-other";
+ }
+
+ header = FALSE;
+
+ /* Only insert a header if the previously inserted block is not the same
+ * as this one. This catches all the different cases:
+ */
+ if (priv->last_block_type != BLOCK_TYPE_SELF &&
+ priv->last_block_type != BLOCK_TYPE_OTHER) {
+ header = TRUE;
+ }
+ else if (from_self && priv->last_block_type == BLOCK_TYPE_OTHER) {
+ header = TRUE;
+ }
+ else if (!from_self && priv->last_block_type == BLOCK_TYPE_SELF) {
+ header = TRUE;
+ }
+ else if (!from_self &&
+ (!priv->last_contact ||
+ !gossip_contact_equal (sender, priv->last_contact))) {
+ header = TRUE;
+ }
+
+ if (!header) {
+ return;
+ }
+
+ chat_view_append_spacing (view);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ "\n",
+ -1,
+ line_top_tag,
+ NULL);
+
+ /* FIXME: we should have a cash of avatar pixbufs */
+ pixbuf = gossip_pixbuf_avatar_from_contact_scaled (sender, 32, 32);
+ if (pixbuf) {
+ avatar = chat_view_pad_to_size (pixbuf, 32, 32, 6);
+ g_object_unref (pixbuf);
+ }
+
+ if (avatar) {
+ GtkTextIter start;
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_pixbuf (priv->buffer, &iter, avatar);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ start = iter;
+ gtk_text_iter_backward_char (&start);
+
+ if (from_self) {
+ gtk_text_buffer_apply_tag_by_name (priv->buffer,
+ "fancy-avatar-self",
+ &start, &iter);
+ avatar_tag = "fancy-header-self-avatar";
+ } else {
+ gtk_text_buffer_apply_tag_by_name (priv->buffer,
+ "fancy-avatar-other",
+ &start, &iter);
+ avatar_tag = "fancy-header-other-avatar";
+ }
+
+ g_object_unref (avatar);
+ } else {
+ avatar_tag = NULL;
+ }
+
+ tmp = g_strdup_printf ("%s\n", name);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ tmp,
+ -1,
+ tag,
+ avatar_tag,
+ NULL);
+ g_free (tmp);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ "\n",
+ -1,
+ line_bottom_tag,
+ NULL);
+}
+
+static void
+chat_view_append_irc_action (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *my_contact;
+ GossipContact *sender;
+ const gchar *name;
+ GtkTextIter iter;
+ const gchar *body;
+ gchar *tmp;
+ const gchar *tag;
+
+ priv = GET_PRIV (view);
+
+ gossip_debug (DEBUG_DOMAIN, "Add IRC action");
+
+ sender = gossip_message_get_sender (msg);
+ my_contact = gossip_contact_get_user (sender);
+ name = gossip_contact_get_name (sender);
+
+ /* Skip the "/me ". */
+ if (gossip_contact_equal (sender, my_contact)) {
+ tag = "irc-action-self";
+ } else {
+ tag = "irc-action-other";
+ }
+
+ if (priv->last_block_type != BLOCK_TYPE_SELF &&
+ priv->last_block_type != BLOCK_TYPE_OTHER) {
+ chat_view_append_spacing (view);
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+
+ tmp = g_strdup_printf (" * %s ", name);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ tmp,
+ -1,
+ "cut",
+ tag,
+ NULL);
+ g_free (tmp);
+
+ body = gossip_message_get_body (msg);
+ chat_view_append_text (view, body, tag);
+}
+
+static void
+chat_view_append_fancy_action (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *sender;
+ GossipContact *my_contact;
+ const gchar *name;
+ const gchar *body;
+ GtkTextIter iter;
+ gchar *tmp;
+ const gchar *tag;
+ const gchar *line_tag;
+
+ priv = GET_PRIV (view);
+
+ gossip_debug (DEBUG_DOMAIN, "Add fancy action");
+
+ sender = gossip_message_get_sender (msg);
+ my_contact = gossip_contact_get_user (sender);
+ name = gossip_contact_get_name (sender);
+
+ if (gossip_contact_equal (sender, my_contact)) {
+ tag = "fancy-action-self";
+ line_tag = "fancy-line-self";
+ } else {
+ tag = "fancy-action-other";
+ line_tag = "fancy-line-other";
+ }
+
+ tmp = g_strdup_printf (" * %s ", name);
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ tmp,
+ -1,
+ tag,
+ NULL);
+ g_free (tmp);
+
+ body = gossip_message_get_body (msg);
+ chat_view_append_text (view, body, tag);
+}
+
+static void
+chat_view_append_irc_message (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *sender;
+ GossipContact *my_contact;
+ const gchar *name;
+ const gchar *body;
+ const gchar *nick_tag;
+ const gchar *body_tag;
+ GtkTextIter iter;
+ gchar *tmp;
+
+ priv = GET_PRIV (view);
+
+ gossip_debug (DEBUG_DOMAIN, "Add IRC message");
+
+ body = gossip_message_get_body (msg);
+ sender = gossip_message_get_sender (msg);
+ my_contact = gossip_contact_get_user (sender);
+ name = gossip_contact_get_name (sender);
+
+ if (gossip_contact_equal (sender, my_contact)) {
+ nick_tag = "irc-nick-self";
+ body_tag = "irc-body-self";
+ } else {
+ if (gossip_chat_should_highlight_nick (msg)) {
+ nick_tag = "irc-nick-highlight";
+ } else {
+ nick_tag = "irc-nick-other";
+ }
+
+ body_tag = "irc-body-other";
+ }
+
+ if (priv->last_block_type != BLOCK_TYPE_SELF &&
+ priv->last_block_type != BLOCK_TYPE_OTHER) {
+ chat_view_append_spacing (view);
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+
+ /* The nickname. */
+ tmp = g_strdup_printf ("%s: ", name);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ tmp,
+ -1,
+ "cut",
+ nick_tag,
+ NULL);
+ g_free (tmp);
+
+ /* The text body. */
+ chat_view_append_text (view, body, body_tag);
+}
+
+static void
+chat_view_append_fancy_message (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *sender;
+ GossipContact *my_contact;
+ const gchar *body;
+ const gchar *tag;
+
+ priv = GET_PRIV (view);
+
+ sender = gossip_message_get_sender (msg);
+ my_contact = gossip_contact_get_user (sender);
+
+ if (gossip_contact_equal (sender, my_contact)) {
+ tag = "fancy-body-self";
+ } else {
+ tag = "fancy-body-other";
+
+ /* FIXME: Might want to support nick highlighting here... */
+ }
+
+ body = gossip_message_get_body (msg);
+ chat_view_append_text (view, body, tag);
+}
+
+static void
+chat_view_theme_changed_cb (GossipThemeManager *manager,
+ GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ gboolean show_avatars = FALSE;
+ gboolean theme_rooms = FALSE;
+
+ priv = GET_PRIV (view);
+
+ priv->last_block_type = BLOCK_TYPE_NONE;
+
+ gossip_conf_get_bool (gossip_conf_get (),
+ GOSSIP_PREFS_CHAT_THEME_CHAT_ROOM,
+ &theme_rooms);
+ if (!theme_rooms && priv->is_group_chat) {
+ gossip_theme_manager_apply (manager, view, NULL);
+ } else {
+ gossip_theme_manager_apply_saved (manager, view);
+ }
+
+ /* Needed for now to update the "rise" property of the names to get it
+ * vertically centered.
+ */
+ gossip_conf_get_bool (gossip_conf_get (),
+ GOSSIP_PREFS_UI_SHOW_AVATARS,
+ &show_avatars);
+ gossip_theme_manager_update_show_avatars (manager, view, show_avatars);
+}
+
+/* Pads a pixbuf to the specified size, by centering it in a larger transparent
+ * pixbuf. Returns a new ref.
+ */
+static GdkPixbuf *
+chat_view_pad_to_size (GdkPixbuf *pixbuf,
+ gint width,
+ gint height,
+ gint extra_padding_right)
+{
+ gint src_width, src_height;
+ GdkPixbuf *padded;
+ gint x_offset, y_offset;
+
+ src_width = gdk_pixbuf_get_width (pixbuf);
+ src_height = gdk_pixbuf_get_height (pixbuf);
+
+ x_offset = (width - src_width) / 2;
+ y_offset = (height - src_height) / 2;
+
+ padded = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (pixbuf),
+ TRUE, /* alpha */
+ gdk_pixbuf_get_bits_per_sample (pixbuf),
+ width + extra_padding_right,
+ height);
+
+ gdk_pixbuf_fill (padded, 0);
+
+ gdk_pixbuf_copy_area (pixbuf,
+ 0, /* source coords */
+ 0,
+ src_width,
+ src_height,
+ padded,
+ x_offset, /* dest coords */
+ y_offset);
+
+ return padded;
+}
+
+GossipChatView *
+gossip_chat_view_new (void)
+{
+ return g_object_new (GOSSIP_TYPE_CHAT_VIEW, NULL);
+}
+
+/* The name is optional, if NULL, the sender for msg is used. */
+void
+gossip_chat_view_append_message (GossipChatView *view,
+ GossipMessage *msg)
+{
+ GossipChatViewPriv *priv;
+ GossipContact *sender;
+ GossipContact *my_contact;
+ const gchar *body;
+ gboolean scroll_down;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+ g_return_if_fail (GOSSIP_IS_MESSAGE (msg));
+
+ priv = GET_PRIV (view);
+
+ body = gossip_message_get_body (msg);
+ if (!body) {
+ return;
+ }
+
+ scroll_down = chat_view_is_scrolled_down (view);
+
+ chat_view_maybe_trim_buffer (view);
+ chat_view_maybe_append_date_and_time (view, msg);
+
+ sender = gossip_message_get_sender (msg);
+
+ if (!priv->irc_style) {
+ chat_view_maybe_append_fancy_header (view, msg);
+ }
+
+ if (gossip_message_get_type (msg) == GOSSIP_MESSAGE_TYPE_ACTION) {
+ if (priv->irc_style) {
+ chat_view_append_irc_action (view, msg);
+ } else {
+ chat_view_append_fancy_action (view, msg);
+ }
+ } else {
+ if (priv->irc_style) {
+ chat_view_append_irc_message (view, msg);
+ } else {
+ chat_view_append_fancy_message (view, msg);
+ }
+ }
+
+ my_contact = gossip_contact_get_user (sender);
+
+ /* Reset the last inserted contact. */
+ if (priv->last_contact) {
+ g_object_unref (priv->last_contact);
+ }
+
+ if (gossip_contact_equal (my_contact, sender)) {
+ priv->last_block_type = BLOCK_TYPE_SELF;
+ priv->last_contact = NULL;
+ } else {
+ priv->last_block_type = BLOCK_TYPE_OTHER;
+ priv->last_contact = g_object_ref (sender);
+ }
+
+ if (scroll_down) {
+ gossip_chat_view_scroll_down (view);
+ }
+}
+
+void
+gossip_chat_view_append_event (GossipChatView *view,
+ const gchar *str)
+{
+ GossipChatViewPriv *priv;
+ gboolean bottom;
+ GtkTextIter iter;
+ gchar *msg;
+ const gchar *tag;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+ g_return_if_fail (!G_STR_EMPTY (str));
+
+ priv = GET_PRIV (view);
+
+ bottom = chat_view_is_scrolled_down (view);
+
+ chat_view_maybe_trim_buffer (view);
+
+ if (priv->irc_style) {
+ tag = "irc-event";
+ msg = g_strdup_printf (" - %s\n", str);
+ } else {
+ tag = "fancy-event";
+ msg = g_strdup_printf (" - %s\n", str);
+ }
+
+ if (priv->last_block_type != BLOCK_TYPE_EVENT) {
+ /* Comment out for now. */
+ /*chat_view_append_spacing (view);*/
+ }
+
+ chat_view_maybe_append_date_and_time (view, NULL);
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer, &iter,
+ msg, -1,
+ tag,
+ NULL);
+ g_free (msg);
+
+ if (bottom) {
+ gossip_chat_view_scroll_down (view);
+ }
+
+ priv->last_block_type = BLOCK_TYPE_EVENT;
+}
+
+void
+gossip_chat_view_append_button (GossipChatView *view,
+ const gchar *message,
+ GtkWidget *button1,
+ GtkWidget *button2)
+{
+ GossipChatViewPriv *priv;
+ GtkTextChildAnchor *anchor;
+ GtkTextIter iter;
+ gboolean bottom;
+ const gchar *tag;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+ g_return_if_fail (button1 != NULL);
+
+ priv = GET_PRIV (view);
+
+ if (priv->irc_style) {
+ tag = "irc-invite";
+ } else {
+ tag = "fancy-invite";
+ }
+
+ bottom = chat_view_is_scrolled_down (view);
+
+ chat_view_maybe_append_date_and_time (view, NULL);
+
+ if (message) {
+ chat_view_append_text (view, message, tag);
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+
+ anchor = gtk_text_buffer_create_child_anchor (priv->buffer, &iter);
+ gtk_text_view_add_child_at_anchor (GTK_TEXT_VIEW (view), button1, anchor);
+ gtk_widget_show (button1);
+
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ " ",
+ 1,
+ tag,
+ NULL);
+
+ if (button2) {
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+
+ anchor = gtk_text_buffer_create_child_anchor (priv->buffer, &iter);
+ gtk_text_view_add_child_at_anchor (GTK_TEXT_VIEW (view), button2, anchor);
+ gtk_widget_show (button2);
+
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ " ",
+ 1,
+ tag,
+ NULL);
+ }
+
+ gtk_text_buffer_get_end_iter (priv->buffer, &iter);
+ gtk_text_buffer_insert_with_tags_by_name (priv->buffer,
+ &iter,
+ "\n\n",
+ 2,
+ tag,
+ NULL);
+
+ if (bottom) {
+ gossip_chat_view_scroll_down (view);
+ }
+
+ priv->last_block_type = BLOCK_TYPE_INVITE;
+}
+
+void
+gossip_chat_view_scroll (GossipChatView *view,
+ gboolean allow_scrolling)
+{
+ GossipChatViewPriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ priv = GET_PRIV (view);
+
+ priv->allow_scrolling = allow_scrolling;
+
+ gossip_debug (DEBUG_DOMAIN, "Scrolling %s",
+ allow_scrolling ? "enabled" : "disabled");
+}
+
+void
+gossip_chat_view_scroll_down (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+ GtkTextBuffer *buffer;
+ GtkTextIter iter;
+ GtkTextMark *mark;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ priv = GET_PRIV (view);
+
+ if (!priv->allow_scrolling) {
+ return;
+ }
+
+ gossip_debug (DEBUG_DOMAIN, "Scrolling down");
+
+ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ gtk_text_buffer_get_end_iter (buffer, &iter);
+ mark = gtk_text_buffer_create_mark (buffer,
+ NULL,
+ &iter,
+ FALSE);
+
+ gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),
+ mark,
+ 0.0,
+ FALSE,
+ 0,
+ 0);
+
+ gtk_text_buffer_delete_mark (buffer, mark);
+}
+
+gboolean
+gossip_chat_view_get_selection_bounds (GossipChatView *view,
+ GtkTextIter *start,
+ GtkTextIter *end)
+{
+ GtkTextBuffer *buffer;
+
+ g_return_val_if_fail (GOSSIP_IS_CHAT_VIEW (view), FALSE);
+
+ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ return gtk_text_buffer_get_selection_bounds (buffer, start, end);
+}
+
+void
+gossip_chat_view_clear (GossipChatView *view)
+{
+ GtkTextBuffer *buffer;
+ GossipChatViewPriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+ gtk_text_buffer_set_text (buffer, "", -1);
+
+ /* We set these back to the initial values so we get
+ * timestamps when clearing the window to know when
+ * conversations start.
+ */
+ priv = GET_PRIV (view);
+
+ priv->last_block_type = BLOCK_TYPE_NONE;
+ priv->last_timestamp = 0;
+}
+
+gboolean
+gossip_chat_view_find_previous (GossipChatView *view,
+ const gchar *search_criteria,
+ gboolean new_search)
+{
+ GossipChatViewPriv *priv;
+ GtkTextBuffer *buffer;
+ GtkTextIter iter_at_mark;
+ GtkTextIter iter_match_start;
+ GtkTextIter iter_match_end;
+ gboolean found;
+ gboolean from_start = FALSE;
+
+ g_return_val_if_fail (GOSSIP_IS_CHAT_VIEW (view), FALSE);
+ g_return_val_if_fail (search_criteria != NULL, FALSE);
+
+ priv = GET_PRIV (view);
+
+ buffer = priv->buffer;
+
+ if (G_STR_EMPTY (search_criteria)) {
+ if (priv->find_mark_previous) {
+ gtk_text_buffer_get_start_iter (buffer, &iter_at_mark);
+
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_previous,
+ &iter_at_mark);
+ gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),
+ priv->find_mark_previous,
+ 0.0,
+ TRUE,
+ 0.0,
+ 0.0);
+ gtk_text_buffer_select_range (buffer,
+ &iter_at_mark,
+ &iter_at_mark);
+ }
+
+ return FALSE;
+ }
+
+ if (new_search) {
+ from_start = TRUE;
+ }
+
+ if (priv->find_mark_previous) {
+ gtk_text_buffer_get_iter_at_mark (buffer,
+ &iter_at_mark,
+ priv->find_mark_previous);
+ } else {
+ gtk_text_buffer_get_end_iter (buffer, &iter_at_mark);
+ from_start = TRUE;
+ }
+
+ priv->find_last_direction = FALSE;
+
+ found = gossip_text_iter_backward_search (&iter_at_mark,
+ search_criteria,
+ &iter_match_start,
+ &iter_match_end,
+ NULL);
+
+ if (!found) {
+ gboolean result = FALSE;
+
+ if (from_start) {
+ return result;
+ }
+
+ /* Here we wrap around. */
+ if (!new_search && !priv->find_wrapped) {
+ priv->find_wrapped = TRUE;
+ result = gossip_chat_view_find_previous (view,
+ search_criteria,
+ FALSE);
+ priv->find_wrapped = FALSE;
+ }
+
+ return result;
+ }
+
+ /* Set new mark and show on screen */
+ if (!priv->find_mark_previous) {
+ priv->find_mark_previous = gtk_text_buffer_create_mark (buffer, NULL,
+ &iter_match_start,
+ TRUE);
+ } else {
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_previous,
+ &iter_match_start);
+ }
+
+ if (!priv->find_mark_next) {
+ priv->find_mark_next = gtk_text_buffer_create_mark (buffer, NULL,
+ &iter_match_end,
+ TRUE);
+ } else {
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_next,
+ &iter_match_end);
+ }
+
+ gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),
+ priv->find_mark_previous,
+ 0.0,
+ TRUE,
+ 0.5,
+ 0.5);
+
+ gtk_text_buffer_move_mark_by_name (buffer, "selection_bound", &iter_match_start);
+ gtk_text_buffer_move_mark_by_name (buffer, "insert", &iter_match_end);
+
+ return TRUE;
+}
+
+gboolean
+gossip_chat_view_find_next (GossipChatView *view,
+ const gchar *search_criteria,
+ gboolean new_search)
+{
+ GossipChatViewPriv *priv;
+ GtkTextBuffer *buffer;
+ GtkTextIter iter_at_mark;
+ GtkTextIter iter_match_start;
+ GtkTextIter iter_match_end;
+ gboolean found;
+ gboolean from_start = FALSE;
+
+ g_return_val_if_fail (GOSSIP_IS_CHAT_VIEW (view), FALSE);
+ g_return_val_if_fail (search_criteria != NULL, FALSE);
+
+ priv = GET_PRIV (view);
+
+ buffer = priv->buffer;
+
+ if (G_STR_EMPTY (search_criteria)) {
+ if (priv->find_mark_next) {
+ gtk_text_buffer_get_start_iter (buffer, &iter_at_mark);
+
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_next,
+ &iter_at_mark);
+ gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),
+ priv->find_mark_next,
+ 0.0,
+ TRUE,
+ 0.0,
+ 0.0);
+ gtk_text_buffer_select_range (buffer,
+ &iter_at_mark,
+ &iter_at_mark);
+ }
+
+ return FALSE;
+ }
+
+ if (new_search) {
+ from_start = TRUE;
+ }
+
+ if (priv->find_mark_next) {
+ gtk_text_buffer_get_iter_at_mark (buffer,
+ &iter_at_mark,
+ priv->find_mark_next);
+ } else {
+ gtk_text_buffer_get_start_iter (buffer, &iter_at_mark);
+ from_start = TRUE;
+ }
+
+ priv->find_last_direction = TRUE;
+
+ found = gossip_text_iter_forward_search (&iter_at_mark,
+ search_criteria,
+ &iter_match_start,
+ &iter_match_end,
+ NULL);
+
+ if (!found) {
+ gboolean result = FALSE;
+
+ if (from_start) {
+ return result;
+ }
+
+ /* Here we wrap around. */
+ if (!new_search && !priv->find_wrapped) {
+ priv->find_wrapped = TRUE;
+ result = gossip_chat_view_find_next (view,
+ search_criteria,
+ FALSE);
+ priv->find_wrapped = FALSE;
+ }
+
+ return result;
+ }
+
+ /* Set new mark and show on screen */
+ if (!priv->find_mark_next) {
+ priv->find_mark_next = gtk_text_buffer_create_mark (buffer, NULL,
+ &iter_match_end,
+ TRUE);
+ } else {
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_next,
+ &iter_match_end);
+ }
+
+ if (!priv->find_mark_previous) {
+ priv->find_mark_previous = gtk_text_buffer_create_mark (buffer, NULL,
+ &iter_match_start,
+ TRUE);
+ } else {
+ gtk_text_buffer_move_mark (buffer,
+ priv->find_mark_previous,
+ &iter_match_start);
+ }
+
+ gtk_text_view_scroll_to_mark (GTK_TEXT_VIEW (view),
+ priv->find_mark_next,
+ 0.0,
+ TRUE,
+ 0.5,
+ 0.5);
+
+ gtk_text_buffer_move_mark_by_name (buffer, "selection_bound", &iter_match_start);
+ gtk_text_buffer_move_mark_by_name (buffer, "insert", &iter_match_end);
+
+ return TRUE;
+}
+
+
+void
+gossip_chat_view_find_abilities (GossipChatView *view,
+ const gchar *search_criteria,
+ gboolean *can_do_previous,
+ gboolean *can_do_next)
+{
+ GossipChatViewPriv *priv;
+ GtkTextBuffer *buffer;
+ GtkTextIter iter_at_mark;
+ GtkTextIter iter_match_start;
+ GtkTextIter iter_match_end;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+ g_return_if_fail (search_criteria != NULL);
+ g_return_if_fail (can_do_previous != NULL && can_do_next != NULL);
+
+ priv = GET_PRIV (view);
+
+ buffer = priv->buffer;
+
+ if (can_do_previous) {
+ if (priv->find_mark_previous) {
+ gtk_text_buffer_get_iter_at_mark (buffer,
+ &iter_at_mark,
+ priv->find_mark_previous);
+ } else {
+ gtk_text_buffer_get_start_iter (buffer, &iter_at_mark);
+ }
+
+ *can_do_previous = gossip_text_iter_backward_search (&iter_at_mark,
+ search_criteria,
+ &iter_match_start,
+ &iter_match_end,
+ NULL);
+ }
+
+ if (can_do_next) {
+ if (priv->find_mark_next) {
+ gtk_text_buffer_get_iter_at_mark (buffer,
+ &iter_at_mark,
+ priv->find_mark_next);
+ } else {
+ gtk_text_buffer_get_start_iter (buffer, &iter_at_mark);
+ }
+
+ *can_do_next = gossip_text_iter_forward_search (&iter_at_mark,
+ search_criteria,
+ &iter_match_start,
+ &iter_match_end,
+ NULL);
+ }
+}
+
+void
+gossip_chat_view_highlight (GossipChatView *view,
+ const gchar *text)
+{
+ GtkTextBuffer *buffer;
+ GtkTextIter iter;
+ GtkTextIter iter_start;
+ GtkTextIter iter_end;
+ GtkTextIter iter_match_start;
+ GtkTextIter iter_match_end;
+ gboolean found;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+
+ gtk_text_buffer_get_start_iter (buffer, &iter);
+
+ gtk_text_buffer_get_bounds (buffer, &iter_start, &iter_end);
+ gtk_text_buffer_remove_tag_by_name (buffer, "highlight",
+ &iter_start,
+ &iter_end);
+
+ if (G_STR_EMPTY (text)) {
+ return;
+ }
+
+ while (1) {
+ found = gossip_text_iter_forward_search (&iter,
+ text,
+ &iter_match_start,
+ &iter_match_end,
+ NULL);
+
+ if (!found) {
+ break;
+ }
+
+ gtk_text_buffer_apply_tag_by_name (buffer, "highlight",
+ &iter_match_start,
+ &iter_match_end);
+
+ iter = iter_match_end;
+ gtk_text_iter_forward_char (&iter);
+ }
+}
+
+void
+gossip_chat_view_copy_clipboard (GossipChatView *view)
+{
+ GtkTextBuffer *buffer;
+ GtkClipboard *clipboard;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view));
+ clipboard = gtk_clipboard_get (GDK_SELECTION_CLIPBOARD);
+
+ gtk_text_buffer_copy_clipboard (buffer, clipboard);
+}
+
+gboolean
+gossip_chat_view_get_irc_style (GossipChatView *view)
+{
+ GossipChatViewPriv *priv;
+
+ g_return_val_if_fail (GOSSIP_IS_CHAT_VIEW (view), FALSE);
+
+ priv = GET_PRIV (view);
+
+ return priv->irc_style;
+}
+
+void
+gossip_chat_view_set_irc_style (GossipChatView *view,
+ gboolean irc_style)
+{
+ GossipChatViewPriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ priv = GET_PRIV (view);
+
+ priv->irc_style = irc_style;
+}
+
+void
+gossip_chat_view_set_margin (GossipChatView *view,
+ gint margin)
+{
+ GossipChatViewPriv *priv;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ priv = GET_PRIV (view);
+
+ g_object_set (view,
+ "left-margin", margin,
+ "right-margin", margin,
+ NULL);
+}
+
+GdkPixbuf *
+gossip_chat_view_get_smiley_image (GossipSmiley smiley)
+{
+ static GdkPixbuf *pixbufs[GOSSIP_SMILEY_COUNT];
+ static gboolean inited = FALSE;
+
+ if (!inited) {
+ gint i;
+
+ for (i = 0; i < GOSSIP_SMILEY_COUNT; i++) {
+ pixbufs[i] = gossip_pixbuf_from_smiley (i, GTK_ICON_SIZE_MENU);
+ }
+
+ inited = TRUE;
+ }
+
+ return pixbufs[smiley];
+}
+
+const gchar *
+gossip_chat_view_get_smiley_text (GossipSmiley smiley)
+{
+ gint i;
+
+ for (i = 0; i < G_N_ELEMENTS (smileys); i++) {
+ if (smileys[i].smiley != smiley) {
+ continue;
+ }
+
+ return smileys[i].pattern;
+ }
+
+ return NULL;
+}
+
+GtkWidget *
+gossip_chat_view_get_smiley_menu (GCallback callback,
+ gpointer user_data,
+ GtkTooltips *tooltips)
+{
+ GtkWidget *menu;
+ gint x;
+ gint y;
+ gint i;
+
+ g_return_val_if_fail (callback != NULL, NULL);
+
+ menu = gtk_menu_new ();
+
+ for (i = 0, x = 0, y = 0; i < GOSSIP_SMILEY_COUNT; i++) {
+ GtkWidget *item;
+ GtkWidget *image;
+ GdkPixbuf *pixbuf;
+ const gchar *smiley_text;
+
+ pixbuf = gossip_chat_view_get_smiley_image (i);
+ if (!pixbuf) {
+ continue;
+ }
+
+ image = gtk_image_new_from_pixbuf (pixbuf);
+
+ item = gtk_image_menu_item_new_with_label ("");
+ gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
+
+ gtk_menu_attach (GTK_MENU (menu), item,
+ x, x + 1, y, y + 1);
+
+ smiley_text = gossip_chat_view_get_smiley_text (i);
+
+ gtk_tooltips_set_tip (tooltips,
+ item,
+ smiley_text,
+ NULL);
+
+ g_object_set_data (G_OBJECT (item), "smiley_text", (gpointer) smiley_text);
+ g_signal_connect (item, "activate", callback, user_data);
+
+ if (x > 3) {
+ y++;
+ x = 0;
+ } else {
+ x++;
+ }
+ }
+
+ gtk_widget_show_all (menu);
+
+ return menu;
+}
+
+/* FIXME: Do we really need this? Better to do it internally only at setup time,
+ * we will never change it on the fly.
+ */
+void
+gossip_chat_view_set_is_group_chat (GossipChatView *view,
+ gboolean is_group_chat)
+{
+ GossipChatViewPriv *priv;
+ gboolean theme_rooms = FALSE;
+
+ g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view));
+
+ priv = GET_PRIV (view);
+
+ priv->is_group_chat = is_group_chat;
+
+ gossip_conf_get_bool (gossip_conf_get (),
+ GOSSIP_PREFS_CHAT_THEME_CHAT_ROOM,
+ &theme_rooms);
+
+ if (!theme_rooms && is_group_chat) {
+ gossip_theme_manager_apply (gossip_theme_manager_get (),
+ view,
+ NULL);
+ } else {
+ gossip_theme_manager_apply_saved (gossip_theme_manager_get (),
+ view);
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-04 10:56:46 +0800