/* -*- 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 * Richard Hult * Martyn Russell */ #include "config.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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 MAX_SCROLL_TIME 0.4 /* seconds */ #define SCROLL_DELAY 33 /* milliseconds */ #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; guint scroll_src; GTimer *scroll_time; 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); } if (priv->scroll_time) { g_timer_destroy (priv->scroll_time); } if (priv->scroll_src) { g_source_remove (priv->scroll_src); } 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"); } /* Code stolen from pidgin/gtkimhtml.c */ static gboolean chat_view_scroll_cb (GossipChatView *view) { GossipChatViewPriv *priv; GtkAdjustment *adj; gdouble max_val; priv = GET_PRIV (view); adj = GTK_TEXT_VIEW (view)->vadjustment; max_val = adj->upper - adj->page_size; g_return_val_if_fail (priv->scroll_time != NULL, FALSE); if (g_timer_elapsed (priv->scroll_time, NULL) > MAX_SCROLL_TIME) { /* time's up. jump to the end and kill the timer */ gtk_adjustment_set_value (adj, max_val); g_timer_destroy (priv->scroll_time); priv->scroll_time = NULL; priv->scroll_src = 0; return FALSE; } /* scroll by 1/3rd the remaining distance */ gtk_adjustment_set_value (adj, gtk_adjustment_get_value (adj) + ((max_val - gtk_adjustment_get_value (adj)) / 3)); return TRUE; } void gossip_chat_view_scroll_down (GossipChatView *view) { GossipChatViewPriv *priv; g_return_if_fail (GOSSIP_IS_CHAT_VIEW (view)); priv = GET_PRIV (view); if (!priv->allow_scrolling) { return; } gossip_debug (DEBUG_DOMAIN, "Scrolling down"); if (priv->scroll_time) { g_timer_destroy (priv->scroll_time); } if (priv->scroll_src) { g_source_remove (priv->scroll_src); } priv->scroll_time = g_timer_new(); priv->scroll_src = g_timeout_add (SCROLL_DELAY, (GSourceFunc) chat_view_scroll_cb, view); } 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); } }