From 9885a3f80c893b8fc830021b18555d6d3ba714d7 Mon Sep 17 00:00:00 2001 From: Xavier Claessens Date: Tue, 16 Dec 2008 09:23:26 +0000 Subject: EmpathyChatView as GInterface svn path=/trunk/; revision=1978 --- libempathy-gtk/empathy-chat-view.c | 1281 ++++-------------------------------- 1 file changed, 124 insertions(+), 1157 deletions(-) (limited to 'libempathy-gtk/empathy-chat-view.c') diff --git a/libempathy-gtk/empathy-chat-view.c b/libempathy-gtk/empathy-chat-view.c index 5adccaff0..4fccfb2ff 100644 --- a/libempathy-gtk/empathy-chat-view.c +++ b/libempathy-gtk/empathy-chat-view.c @@ -24,622 +24,56 @@ #include "config.h" -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - #include #include #include #include "empathy-chat-view.h" + #include "empathy-chat.h" #include "empathy-conf.h" -#include "empathy-theme-manager.h" #include "empathy-ui-utils.h" + #include "empathy-smiley-manager.h" #define DEBUG_FLAG EMPATHY_DEBUG_CHAT #include -/* 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) EMPATHY_GET_PRIV (obj, EmpathyChatView) -typedef struct { - GtkTextBuffer *buffer; - - EmpathyTheme *theme; - - time_t last_timestamp; - - gboolean allow_scrolling; - guint scroll_timeout; - GTimer *scroll_time; - - 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. - */ - EmpathyContact *last_contact; - - guint notify_system_fonts_id; - guint notify_show_avatars_id; -} EmpathyChatViewPriv; - -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 (EmpathyChatView *view); -static void chat_view_system_font_update (EmpathyChatView *view); -static void chat_view_notify_system_font_cb (EmpathyConf *conf, - const gchar *key, - gpointer user_data); -static void chat_view_notify_show_avatars_cb (EmpathyConf *conf, - const gchar *key, - gpointer user_data); -static void chat_view_populate_popup (EmpathyChatView *view, - GtkMenu *menu, - gpointer user_data); -static gboolean chat_view_event_cb (EmpathyChatView *view, - GdkEventMotion *event, - GtkTextTag *tag); -static gboolean chat_view_url_event_cb (GtkTextTag *tag, - GObject *object, - GdkEvent *event, - GtkTextIter *iter, - EmpathyChatView *view); -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, - EmpathyChatView *view); -static gboolean chat_view_is_scrolled_down (EmpathyChatView *view); -static void chat_view_theme_changed_cb (EmpathyThemeManager *manager, - EmpathyChatView *view); -static void chat_view_theme_notify_cb (EmpathyTheme *theme, - GParamSpec *param, - EmpathyChatView *view); - -G_DEFINE_TYPE (EmpathyChatView, empathy_chat_view, GTK_TYPE_TEXT_VIEW); - -static void -empathy_chat_view_class_init (EmpathyChatViewClass *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 (EmpathyChatViewPriv)); -} - -static void -empathy_chat_view_init (EmpathyChatView *view) -{ - gboolean show_avatars; - EmpathyChatViewPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (view, - EMPATHY_TYPE_CHAT_VIEW, EmpathyChatViewPriv); - - view->priv = priv; - priv->buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)); - priv->last_timestamp = 0; - priv->allow_scrolling = TRUE; - - g_object_set (view, - "wrap-mode", GTK_WRAP_WORD_CHAR, - "editable", FALSE, - "cursor-visible", FALSE, - NULL); - - priv->notify_system_fonts_id = - empathy_conf_notify_add (empathy_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 = - empathy_conf_notify_add (empathy_conf_get (), - EMPATHY_PREFS_UI_SHOW_AVATARS, - chat_view_notify_show_avatars_cb, - view); - - chat_view_setup_tags (view); - - empathy_theme_manager_apply_saved (empathy_theme_manager_get (), view); - - show_avatars = FALSE; - empathy_conf_get_bool (empathy_conf_get (), - EMPATHY_PREFS_UI_SHOW_AVATARS, - &show_avatars); - - empathy_theme_set_show_avatars (priv->theme, show_avatars); - - g_signal_connect (view, - "populate-popup", - G_CALLBACK (chat_view_populate_popup), - NULL); - - g_signal_connect_object (empathy_theme_manager_get (), - "theme-changed", - G_CALLBACK (chat_view_theme_changed_cb), - view, - 0); -} - -static void -chat_view_finalize (GObject *object) -{ - EmpathyChatView *view; - EmpathyChatViewPriv *priv; - - view = EMPATHY_CHAT_VIEW (object); - priv = GET_PRIV (view); - - DEBUG ("finalize: %p", object); - - empathy_conf_notify_remove (empathy_conf_get (), priv->notify_system_fonts_id); - empathy_conf_notify_remove (empathy_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_timeout) { - g_source_remove (priv->scroll_timeout); - } - - if (priv->theme) { - g_signal_handlers_disconnect_by_func (priv->theme, - chat_view_theme_notify_cb, - view); - g_object_unref (priv->theme); - } - - G_OBJECT_CLASS (empathy_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 (EMPATHY_CHAT_VIEW (widget)); - - GTK_WIDGET_CLASS (empathy_chat_view_parent_class)->size_allocate (widget, alloc); - - if (down) { - GtkAdjustment *adj; - - adj = GTK_TEXT_VIEW (widget)->vadjustment; - gtk_adjustment_set_value (adj, adj->upper - adj->page_size); - } -} - -static void -chat_view_setup_tags (EmpathyChatView *view) -{ - EmpathyChatViewPriv *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), - view); - - g_signal_connect (view, - "motion-notify-event", - G_CALLBACK (chat_view_event_cb), - tag); -} - -static void -chat_view_system_font_update (EmpathyChatView *view) -{ - PangoFontDescription *font_description = NULL; - gchar *font_name; - - if (empathy_conf_get_string (empathy_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 (EmpathyConf *conf, - const gchar *key, - gpointer user_data) -{ - EmpathyChatView *view; - EmpathyChatViewPriv *priv; - gboolean show_avatars = FALSE; - - view = user_data; - priv = GET_PRIV (view); - - 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. - */ - empathy_conf_get_bool (conf, - EMPATHY_PREFS_UI_SHOW_AVATARS, - &show_avatars); - - empathy_theme_set_show_avatars (priv->theme, show_avatars); -} - -static void -chat_view_notify_show_avatars_cb (EmpathyConf *conf, - const gchar *key, - gpointer user_data) -{ - EmpathyChatView *view; - EmpathyChatViewPriv *priv; - gboolean show_avatars = FALSE; - - view = user_data; - priv = GET_PRIV (view); - - empathy_conf_get_bool (conf, key, &show_avatars); - - empathy_theme_set_show_avatars (priv->theme, show_avatars); -} - -static void -chat_view_populate_popup (EmpathyChatView *view, - GtkMenu *menu, - gpointer user_data) -{ - EmpathyChatViewPriv *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; +static void chat_view_base_init (gpointer klass); - 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 (EmpathyChatView *view, - GdkEventMotion *event, - GtkTextTag *tag) +GType +empathy_chat_view_get_type (void) { - 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, - EmpathyChatView *view) -{ - GtkTextIter start, end; - gchar *str; - EmpathyChatViewPriv *priv; - - priv = GET_PRIV (view); - - /* If the link is being selected, don't do anything. */ - gtk_text_buffer_get_selection_bounds (priv->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 (priv->buffer, - &start, - &end, - FALSE); - - empathy_url_show (GTK_WIDGET (view), str); - g_free (str); - } - } - - return FALSE; -} - -static void -chat_view_open_address_cb (GtkMenuItem *menuitem, const gchar *url) -{ - empathy_url_show (GTK_WIDGET (menuitem), 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, EmpathyChatView *view) -{ - empathy_chat_view_clear (view); -} - -static gboolean -chat_view_is_scrolled_down (EmpathyChatView *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; - } + static GType type = 0; + + if (!type) { + static const GTypeInfo type_info = { + sizeof (EmpathyChatViewIface), + chat_view_base_init, + NULL, + }; + + type = g_type_register_static (G_TYPE_INTERFACE, + "EmpathyChatView", + &type_info, 0); + + g_type_interface_add_prerequisite (type, G_TYPE_OBJECT); } - - return TRUE; + + return type; } static void -chat_view_maybe_trim_buffer (EmpathyChatView *view) +chat_view_base_init (gpointer klass) { - EmpathyChatViewPriv *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 gboolean initialized = FALSE; + + if (!initialized) { + initialized = TRUE; } } -static void -chat_view_theme_changed_cb (EmpathyThemeManager *manager, - EmpathyChatView *view) -{ - EmpathyChatViewPriv *priv; - gboolean show_avatars = FALSE; - - priv = GET_PRIV (view); - - empathy_theme_manager_apply_saved (manager, view); - - /* Needed for now to update the "rise" property of the names to get it - * vertically centered. - */ - empathy_conf_get_bool (empathy_conf_get (), - EMPATHY_PREFS_UI_SHOW_AVATARS, - &show_avatars); - empathy_theme_set_show_avatars (priv->theme, show_avatars); -} - /* Pads a pixbuf to the specified size, by centering it in a larger transparent * pixbuf. Returns a new ref. */ @@ -733,64 +167,13 @@ empathy_chat_view_get_avatar_pixbuf_with_cache (EmpathyContact *contact) return data->pixbuf; } -EmpathyChatView * -empathy_chat_view_new (void) -{ - return g_object_new (EMPATHY_TYPE_CHAT_VIEW, NULL); -} - -/* Code stolen from pidgin/gtkimhtml.c */ -static gboolean -chat_view_scroll_cb (EmpathyChatView *view) -{ - EmpathyChatViewPriv *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_timeout = 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 empathy_chat_view_scroll_down (EmpathyChatView *view) { - EmpathyChatViewPriv *priv; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - - priv = GET_PRIV (view); - - if (!priv->allow_scrolling) { - return; - } - - DEBUG ("Scrolling down"); - - if (priv->scroll_time) { - g_timer_reset (priv->scroll_time); - } else { - priv->scroll_time = g_timer_new(); - } - if (!priv->scroll_timeout) { - priv->scroll_timeout = g_timeout_add (SCROLL_DELAY, - (GSourceFunc) chat_view_scroll_cb, - view); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll_down (view); } } @@ -798,464 +181,123 @@ void empathy_chat_view_append_message (EmpathyChatView *view, EmpathyMessage *msg) { - EmpathyChatViewPriv *priv = GET_PRIV (view); - gboolean bottom; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - g_return_if_fail (EMPATHY_IS_MESSAGE (msg)); - - if (!empathy_message_get_body (msg)) { - return; - } - - bottom = chat_view_is_scrolled_down (view); - chat_view_maybe_trim_buffer (view); - - empathy_theme_append_message (priv->theme, view, msg); - - if (bottom) { - empathy_chat_view_scroll_down (view); + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_message (view, + msg); } - - if (priv->last_contact) { - g_object_unref (priv->last_contact); - } - priv->last_contact = g_object_ref (empathy_message_get_sender (msg)); } void empathy_chat_view_append_event (EmpathyChatView *view, - const gchar *str) + const gchar *str) { - EmpathyChatViewPriv *priv; - gboolean bottom; - g_return_if_fail (EMPATHY_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); - - empathy_theme_append_event (priv->theme, view, str); - - if (bottom) { - empathy_chat_view_scroll_down (view); - } - - if (priv->last_contact) { - g_object_unref (priv->last_contact); - priv->last_contact = NULL; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_event (view, + str); } } void empathy_chat_view_append_button (EmpathyChatView *view, - const gchar *message, - GtkWidget *button1, - GtkWidget *button2) + const gchar *message, + GtkWidget *button1, + GtkWidget *button2) { - EmpathyChatViewPriv *priv; - GtkTextChildAnchor *anchor; - GtkTextIter iter; - gboolean bottom; - const gchar *tag; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - g_return_if_fail (button1 != NULL); - - priv = GET_PRIV (view); - - tag = "invite"; - - bottom = chat_view_is_scrolled_down (view); - - empathy_theme_append_timestamp (priv->theme, view, NULL, TRUE, TRUE); - - if (message) { - empathy_theme_append_text (priv->theme, view, message, tag, NULL); - } - - 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) { - empathy_chat_view_scroll_down (view); - } - - if (priv->last_contact) { - g_object_unref (priv->last_contact); - priv->last_contact = NULL; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_button) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->append_button (view, + message, + button1, + button2); } } void empathy_chat_view_scroll (EmpathyChatView *view, - gboolean allow_scrolling) + gboolean allow_scrolling) { - EmpathyChatViewPriv *priv = GET_PRIV (view); - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - - DEBUG ("Scrolling %s", allow_scrolling ? "enabled" : "disabled"); - - priv->allow_scrolling = allow_scrolling; - if (allow_scrolling) { - empathy_chat_view_scroll_down (view); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->scroll (view, + allow_scrolling); } } gboolean empathy_chat_view_get_selection_bounds (EmpathyChatView *view, - GtkTextIter *start, - GtkTextIter *end) + GtkTextIter *start, + GtkTextIter *end) { - GtkTextBuffer *buffer; - g_return_val_if_fail (EMPATHY_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); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_selection_bounds) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_selection_bounds (view, + start, + end); + } + return FALSE; } void empathy_chat_view_clear (EmpathyChatView *view) { - GtkTextBuffer *buffer; - EmpathyChatViewPriv *priv; - g_return_if_fail (EMPATHY_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_timestamp = 0; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->clear (view); + } } gboolean empathy_chat_view_find_previous (EmpathyChatView *view, - const gchar *search_criteria, - gboolean new_search) + const gchar *search_criteria, + gboolean new_search) { - EmpathyChatViewPriv *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 (EMPATHY_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 = empathy_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 = empathy_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); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_previous (view, + search_criteria, + new_search); } - - 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; + return FALSE; } gboolean empathy_chat_view_find_next (EmpathyChatView *view, - const gchar *search_criteria, - gboolean new_search) + const gchar *search_criteria, + gboolean new_search) { - EmpathyChatViewPriv *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 (EMPATHY_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 = empathy_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 = empathy_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); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_next (view, + search_criteria, + new_search); } - - 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; + return FALSE; } void empathy_chat_view_find_abilities (EmpathyChatView *view, - const gchar *search_criteria, - gboolean *can_do_previous, - gboolean *can_do_next) + const gchar *search_criteria, + gboolean *can_do_previous, + gboolean *can_do_next) { - EmpathyChatViewPriv *priv; - GtkTextBuffer *buffer; - GtkTextIter iter_at_mark; - GtkTextIter iter_match_start; - GtkTextIter iter_match_end; - g_return_if_fail (EMPATHY_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 = empathy_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 = empathy_text_iter_forward_search (&iter_at_mark, - search_criteria, - &iter_match_start, - &iter_match_end, - NULL); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->find_abilities (view, + search_criteria, + can_do_previous, + can_do_next); } } @@ -1263,124 +305,53 @@ void empathy_chat_view_highlight (EmpathyChatView *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 (EMPATHY_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 = empathy_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); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->highlight (view, text); } } void empathy_chat_view_copy_clipboard (EmpathyChatView *view) { - GtkTextBuffer *buffer; - GtkClipboard *clipboard; - g_return_if_fail (EMPATHY_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); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->copy_clipboard (view); + } } EmpathyTheme * empathy_chat_view_get_theme (EmpathyChatView *view) { - EmpathyChatViewPriv *priv; - g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), NULL); - - priv = GET_PRIV (view); - - return priv->theme; -} - -static void -chat_view_theme_notify_cb (EmpathyTheme *theme, - GParamSpec *param, - EmpathyChatView *view) -{ - empathy_theme_update_view (theme, view); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_theme) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_theme (view); + } + return NULL; } void empathy_chat_view_set_theme (EmpathyChatView *view, EmpathyTheme *theme) { - EmpathyChatViewPriv *priv; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - g_return_if_fail (EMPATHY_IS_THEME (theme)); - - priv = GET_PRIV (view); - - if (priv->theme) { - g_signal_handlers_disconnect_by_func (priv->theme, - chat_view_theme_notify_cb, - view); - g_object_unref (priv->theme); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_theme) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_theme (view, theme); } - - priv->theme = g_object_ref (theme); - - empathy_theme_update_view (theme, view); - g_signal_connect (priv->theme, "notify", - G_CALLBACK (chat_view_theme_notify_cb), - view); - - /* FIXME: Redraw all messages using the new theme */ } void empathy_chat_view_set_margin (EmpathyChatView *view, - gint margin) + gint margin) { - EmpathyChatViewPriv *priv; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - - priv = GET_PRIV (view); - - g_object_set (view, - "left-margin", margin, - "right-margin", margin, - NULL); + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_margin) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_margin (view, margin); + } } GtkWidget * @@ -1435,37 +406,33 @@ empathy_chat_view_get_smiley_menu (GCallback callback, time_t empathy_chat_view_get_last_timestamp (EmpathyChatView *view) { - EmpathyChatViewPriv *priv; - g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), 0); - - priv = GET_PRIV (view); - - return priv->last_timestamp; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_timestamp) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_timestamp (view); + } + return 0; } void empathy_chat_view_set_last_timestamp (EmpathyChatView *view, - time_t timestamp) + time_t timestamp) { - EmpathyChatViewPriv *priv; - g_return_if_fail (EMPATHY_IS_CHAT_VIEW (view)); - - priv = GET_PRIV (view); - - priv->last_timestamp = timestamp; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_last_timestamp) { + EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->set_last_timestamp (view, timestamp); + } } EmpathyContact * empathy_chat_view_get_last_contact (EmpathyChatView *view) { - EmpathyChatViewPriv *priv; - g_return_val_if_fail (EMPATHY_IS_CHAT_VIEW (view), NULL); - - priv = GET_PRIV (view); - - return priv->last_contact; + + if (EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_contact) { + return EMPATHY_TYPE_CHAT_VIEW_GET_IFACE (view)->get_last_contact (view); + } + return NULL; } -- cgit v1.2.3