diff options
| -rw-r--r-- | libempathy-gtk/Makefile.am | 2 | ||||
| -rw-r--r-- | libempathy-gtk/empathy-chat-simple-view.c | 1393 | ||||
| -rw-r--r-- | libempathy-gtk/empathy-chat-simple-view.h | 63 | ||||
| -rw-r--r-- | libempathy-gtk/empathy-chat-view.c | 1281 | ||||
| -rw-r--r-- | libempathy-gtk/empathy-chat-view.h | 60 |
5 files changed, 1630 insertions, 1169 deletions
diff --git a/libempathy-gtk/Makefile.am b/libempathy-gtk/Makefile.am index d2801762d..01ca09563 100644 --- a/libempathy-gtk/Makefile.am +++ b/libempathy-gtk/Makefile.am @@ -27,6 +27,7 @@ libempathy_gtk_la_SOURCES = \ empathy-cell-renderer-expander.c \ empathy-cell-renderer-text.c \ empathy-chat.c \ + empathy-chat-simple-view.c \ empathy-chat-view.c \ empathy-conf.c \ empathy-contact-dialogs.c \ @@ -74,6 +75,7 @@ libempathy_gtk_headers = \ empathy-cell-renderer-expander.h \ empathy-cell-renderer-text.h \ empathy-chat.h \ + empathy-chat-simple-view.h \ empathy-chat-view.h \ empathy-conf.h \ empathy-contact-dialogs.h \ diff --git a/libempathy-gtk/empathy-chat-simple-view.c b/libempathy-gtk/empathy-chat-simple-view.c new file mode 100644 index 000000000..999a21d06 --- /dev/null +++ b/libempathy-gtk/empathy-chat-simple-view.c @@ -0,0 +1,1393 @@ +/* -*- 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-lib.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 <telepathy-glib/util.h> +#include <libmissioncontrol/mc-account.h> + +#include <libempathy/empathy-utils.h> + +#include "empathy-chat-simple-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 <libempathy/empathy-debug.h> + +/* 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 (EmpathyChatSimpleView *view); +static void chat_view_system_font_update (EmpathyChatSimpleView *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 (EmpathyChatSimpleView *view, + GtkMenu *menu, + gpointer user_data); +static gboolean chat_view_event_cb (EmpathyChatSimpleView *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, + EmpathyChatSimpleView *view); +static gboolean chat_view_is_scrolled_down (EmpathyChatSimpleView *view); +static void chat_view_theme_changed_cb (EmpathyThemeManager *manager, + EmpathyChatSimpleView *view); +static void chat_view_theme_notify_cb (EmpathyTheme *theme, + GParamSpec *param, + EmpathyChatSimpleView *view); + +void empathy_chat_simple_view_append_message (EmpathyChatView *view, + EmpathyMessage *msg); +void empathy_chat_simple_view_append_event (EmpathyChatView *view, + const gchar *str); +void empathy_chat_simple_view_append_button (EmpathyChatView *view, + const gchar *message, + GtkWidget *button1, + GtkWidget *button2); +void empathy_chat_simple_view_set_margin (EmpathyChatView *view, + gint margin); +void empathy_chat_simple_view_scroll (EmpathyChatView *view, + gboolean allow_scrolling); +void empathy_chat_simple_view_scroll_down (EmpathyChatView *view); +gboolean empathy_chat_simple_view_get_selection_bounds (EmpathyChatView *view, + GtkTextIter *start, + GtkTextIter *end); +void empathy_chat_simple_view_clear (EmpathyChatView *view); +gboolean empathy_chat_simple_view_find_previous (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search); +gboolean empathy_chat_simple_view_find_next (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search); +void empathy_chat_simple_view_find_abilities (EmpathyChatView *view, + const gchar *search_criteria, + gboolean *can_do_previous, + gboolean *can_do_next); +void empathy_chat_simple_view_highlight (EmpathyChatView *view, + const gchar *text); +void empathy_chat_simple_view_copy_clipboard (EmpathyChatView *view); +EmpathyTheme * empathy_chat_simple_view_get_theme (EmpathyChatView *view); +void empathy_chat_simple_view_set_theme (EmpathyChatView *view, + EmpathyTheme *theme); +void empathy_chat_simple_view_set_margin (EmpathyChatView *view, + gint margin); +time_t empathy_chat_simple_view_get_last_timestamp (EmpathyChatView *view); +void empathy_chat_simple_view_set_last_timestamp (EmpathyChatView *view, + time_t timestamp); +EmpathyContact * empathy_chat_simple_view_get_last_contact (EmpathyChatView *view); + +static void chat_view_iface_init (EmpathyChatViewIface *iface); +G_DEFINE_TYPE_WITH_CODE (EmpathyChatSimpleView, empathy_chat_simple_view, GTK_TYPE_TEXT_VIEW, + G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CHAT_VIEW, + chat_view_iface_init)); + +static void +empathy_chat_simple_view_class_init (EmpathyChatSimpleViewClass *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 (EmpathyChatSimpleViewPriv)); +} + +static void +empathy_chat_simple_view_init (EmpathyChatSimpleView *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 (), EMPATHY_CHAT_VIEW(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), + EMPATHY_CHAT_VIEW(view), + 0); +} + +static void +chat_view_finalize (GObject *object) +{ + EmpathyChatSimpleView *view; + EmpathyChatSimpleViewPriv *priv; + + view = EMPATHY_CHAT_SIMPLE_VIEW (object); + priv = GET_PRIV (view); + + DEBUG ("%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_simple_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_SIMPLE_VIEW (widget)); + + GTK_WIDGET_CLASS (empathy_chat_simple_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 (EmpathyChatSimpleView *view) +{ + EmpathyChatSimpleViewPriv *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 (EmpathyChatSimpleView *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) +{ + EmpathyChatSimpleView *view; + EmpathyChatSimpleViewPriv *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) +{ + EmpathyChatSimpleView *view; + EmpathyChatSimpleViewPriv *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 (EmpathyChatSimpleView *view, + GtkMenu *menu, + gpointer user_data) +{ + EmpathyChatSimpleViewPriv *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 (EmpathyChatSimpleView *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, + EmpathyChatView *view) +{ + EmpathyChatViewPriv *priv; + GtkTextIter start, end; + gchar *str; + + 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, EmpathyChatSimpleView *view) +{ + empathy_chat_simple_view_clear (EMPATHY_CHAT_VIEW(view)); +} + +static gboolean +chat_view_is_scrolled_down (EmpathyChatSimpleView *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 (EmpathyChatSimpleView *view) +{ + EmpathyChatSimpleViewPriv *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_theme_changed_cb (EmpathyThemeManager *manager, + EmpathyChatSimpleView *view) +{ + EmpathyChatSimpleViewPriv *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); +} + +EmpathyChatSimpleView * +empathy_chat_simple_view_new (void) +{ + return g_object_new (EMPATHY_TYPE_CHAT_SIMPLE_VIEW, NULL); +} + +/* Code stolen from pidgin/gtkimhtml.c */ +static gboolean +chat_view_scroll_cb (EmpathyChatSimpleView *view) +{ + EmpathyChatSimpleViewPriv *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_simple_view_scroll_down (EmpathyChatView *view) +{ + EmpathyChatSimpleViewPriv *priv = GET_PRIV (view); + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (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); +} + +void +empathy_chat_simple_view_append_message (EmpathyChatView *view, + EmpathyMessage *msg) +{ + EmpathyChatSimpleViewPriv *priv = GET_PRIV (view); + gboolean bottom; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + g_return_if_fail (EMPATHY_IS_MESSAGE (msg)); + + if (!empathy_message_get_body (msg)) { + return; + } + + bottom = chat_view_is_scrolled_down (EMPATHY_CHAT_SIMPLE_VIEW (view)); + + chat_view_maybe_trim_buffer (EMPATHY_CHAT_SIMPLE_VIEW (view)); + + empathy_theme_append_message (priv->theme, EMPATHY_CHAT_VIEW(view), msg); + + if (bottom) { + empathy_chat_simple_view_scroll_down (view); + } + + if (priv->last_contact) { + g_object_unref (priv->last_contact); + } + priv->last_contact = g_object_ref (empathy_message_get_sender (msg)); +} + +void +empathy_chat_simple_view_append_event (EmpathyChatView *view, + const gchar *str) +{ + EmpathyChatSimpleViewPriv *priv; + gboolean bottom; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + g_return_if_fail (!G_STR_EMPTY (str)); + + priv = GET_PRIV (view); + + bottom = chat_view_is_scrolled_down (EMPATHY_CHAT_SIMPLE_VIEW (view)); + + chat_view_maybe_trim_buffer (EMPATHY_CHAT_SIMPLE_VIEW (view)); + + empathy_theme_append_event (priv->theme, EMPATHY_CHAT_VIEW(view), str); + + if (bottom) { + empathy_chat_simple_view_scroll_down (view); + } + + if (priv->last_contact) { + g_object_unref (priv->last_contact); + priv->last_contact = NULL; + } +} + +void +empathy_chat_simple_view_append_button (EmpathyChatView *view, + const gchar *message, + GtkWidget *button1, + GtkWidget *button2) +{ + EmpathyChatSimpleViewPriv *priv; + GtkTextChildAnchor *anchor; + GtkTextIter iter; + gboolean bottom; + const gchar *tag; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + g_return_if_fail (button1 != NULL); + + priv = GET_PRIV (view); + + tag = "invite"; + + bottom = chat_view_is_scrolled_down (EMPATHY_CHAT_SIMPLE_VIEW (view)); + + empathy_theme_append_timestamp (priv->theme, EMPATHY_CHAT_VIEW(view), NULL, TRUE, TRUE); + + if (message) { + empathy_theme_append_text (priv->theme, EMPATHY_CHAT_VIEW(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_simple_view_scroll_down (EMPATHY_CHAT_VIEW(view)); + } + + if (priv->last_contact) { + g_object_unref (priv->last_contact); + priv->last_contact = NULL; + } +} + +void +empathy_chat_simple_view_scroll (EmpathyChatView *view, + gboolean allow_scrolling) +{ + EmpathyChatSimpleViewPriv *priv = GET_PRIV (view); + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + + DEBUG ("Scrolling %s", allow_scrolling ? "enabled" : "disabled"); + + priv->allow_scrolling = allow_scrolling; + if (allow_scrolling) { + empathy_chat_view_scroll_down (view); + } +} + +gboolean +empathy_chat_simple_view_get_selection_bounds (EmpathyChatView *view, + GtkTextIter *start, + GtkTextIter *end) +{ + GtkTextBuffer *buffer; + + g_return_val_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view), FALSE); + + buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)); + + return gtk_text_buffer_get_selection_bounds (buffer, start, end); +} + +void +empathy_chat_simple_view_clear (EmpathyChatView *view) +{ + GtkTextBuffer *buffer; + EmpathyChatSimpleViewPriv *priv; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_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; +} + +gboolean +empathy_chat_simple_view_find_previous (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search) +{ + EmpathyChatSimpleViewPriv *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_SIMPLE_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_simple_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 +empathy_chat_simple_view_find_next (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search) +{ + EmpathyChatSimpleViewPriv *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_SIMPLE_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_simple_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 +empathy_chat_simple_view_find_abilities (EmpathyChatView *view, + const gchar *search_criteria, + gboolean *can_do_previous, + gboolean *can_do_next) +{ + EmpathyChatSimpleViewPriv *priv; + GtkTextBuffer *buffer; + GtkTextIter iter_at_mark; + GtkTextIter iter_match_start; + GtkTextIter iter_match_end; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_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); + } +} + +void +empathy_chat_simple_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_SIMPLE_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); + } +} + +void +empathy_chat_simple_view_copy_clipboard (EmpathyChatView *view) +{ + GtkTextBuffer *buffer; + GtkClipboard *clipboard; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_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); +} + +EmpathyTheme * +empathy_chat_simple_view_get_theme (EmpathyChatView *view) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view), NULL); + + priv = GET_PRIV (view); + + return priv->theme; +} + +static void +chat_view_theme_notify_cb (EmpathyTheme *theme, + GParamSpec *param, + EmpathyChatSimpleView *view) +{ + empathy_theme_update_view (theme, EMPATHY_CHAT_VIEW(view)); +} + +void +empathy_chat_simple_view_set_theme (EmpathyChatView *view, EmpathyTheme *theme) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_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, + EMPATHY_CHAT_SIMPLE_VIEW (view)); + g_object_unref (priv->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), + EMPATHY_CHAT_SIMPLE_VIEW (view)); + + /* FIXME: Redraw all messages using the new theme */ +} + +void +empathy_chat_simple_view_set_margin (EmpathyChatView *view, + gint margin) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + + priv = GET_PRIV (view); + + g_object_set (view, + "left-margin", margin, + "right-margin", margin, + NULL); +} + +time_t +empathy_chat_simple_view_get_last_timestamp (EmpathyChatView *view) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view), 0); + + priv = GET_PRIV (view); + + return priv->last_timestamp; +} + +void +empathy_chat_simple_view_set_last_timestamp (EmpathyChatView *view, + time_t timestamp) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view)); + + priv = GET_PRIV (view); + + priv->last_timestamp = timestamp; +} + +EmpathyContact * +empathy_chat_simple_view_get_last_contact (EmpathyChatView *view) +{ + EmpathyChatSimpleViewPriv *priv; + + g_return_val_if_fail (EMPATHY_IS_CHAT_SIMPLE_VIEW (view), NULL); + + priv = GET_PRIV (view); + + return priv->last_contact; +} + +static void +chat_view_iface_init (EmpathyChatViewIface *iface) +{ + iface->append_message = empathy_chat_simple_view_append_message; + iface->append_event = empathy_chat_simple_view_append_event; + iface->append_button = empathy_chat_simple_view_append_button; + iface->set_margin = empathy_chat_simple_view_set_margin; + iface->scroll = empathy_chat_simple_view_scroll; + iface->scroll_down = empathy_chat_simple_view_scroll_down; + iface->get_selection_bounds = empathy_chat_simple_view_get_selection_bounds; + iface->clear = empathy_chat_simple_view_clear; + iface->find_previous = empathy_chat_simple_view_find_previous; + iface->find_next = empathy_chat_simple_view_find_next; + iface->find_abilities = empathy_chat_simple_view_find_abilities; + iface->highlight = empathy_chat_simple_view_highlight; + iface->copy_clipboard = empathy_chat_simple_view_copy_clipboard; + iface->get_theme = empathy_chat_simple_view_get_theme; + iface->set_theme = empathy_chat_simple_view_set_theme; + iface->get_last_timestamp = empathy_chat_simple_view_get_last_timestamp; + iface->set_last_timestamp = empathy_chat_simple_view_set_last_timestamp; + iface->get_last_contact = empathy_chat_simple_view_get_last_contact; +} + diff --git a/libempathy-gtk/empathy-chat-simple-view.h b/libempathy-gtk/empathy-chat-simple-view.h new file mode 100644 index 000000000..f633440ac --- /dev/null +++ b/libempathy-gtk/empathy-chat-simple-view.h @@ -0,0 +1,63 @@ +/* -*- 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> + */ + +#ifndef __EMPATHY_CHAT_SIMPLE_VIEW_H__ +#define __EMPATHY_CHAT_SIMPLE_VIEW_H__ + +#include <gtk/gtktextview.h> + +#include <libempathy/empathy-contact.h> +#include <libempathy/empathy-message.h> + +#include "empathy-chat-view.h" + +G_BEGIN_DECLS + +#define EMPATHY_TYPE_CHAT_SIMPLE_VIEW (empathy_chat_simple_view_get_type ()) +#define EMPATHY_CHAT_SIMPLE_VIEW(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EMPATHY_TYPE_CHAT_SIMPLE_VIEW, EmpathyChatSimpleView)) +#define EMPATHY_CHAT_SIMPLE_VIEW_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), EMPATHY_TYPE_CHAT_SIMPLE_VIEW, EmpathyChatViewClass)) +#define EMPATHY_IS_CHAT_SIMPLE_VIEW(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EMPATHY_TYPE_CHAT_SIMPLE_VIEW)) +#define EMPATHY_IS_CHAT_SIMPLE_VIEW_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EMPATHY_TYPE_CHAT_SIMPLE_VIEW)) +#define EMPATHY_CHAT_SIMPLE_VIEW_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EMPATHY_TYPE_CHAT_SIMPLE_VIEW, EmpathyChatViewClass)) + +typedef struct _EmpathyChatSimpleView EmpathyChatSimpleView; +typedef struct _EmpathyChatSimpleViewClass EmpathyChatSimpleViewClass; + +#include "empathy-theme.h" + +struct _EmpathyChatSimpleView { + GtkTextView parent; + gpointer priv; +}; + +struct _EmpathyChatSimpleViewClass { + GtkTextViewClass parent_class; +}; + +GType empathy_chat_simple_view_get_type (void) G_GNUC_CONST; +EmpathyChatSimpleView *empathy_chat_simple_view_new (void); + +G_END_DECLS + +#endif /* __EMPATHY_CHAT_SIMPLE_VIEW_H__ */ 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 <sys/types.h> -#include <string.h> -#include <time.h> - -#include <glib/gi18n-lib.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 <telepathy-glib/util.h> #include <libmissioncontrol/mc-account.h> #include <libempathy/empathy-utils.h> #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 <libempathy/empathy-debug.h> -/* 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; } diff --git a/libempathy-gtk/empathy-chat-view.h b/libempathy-gtk/empathy-chat-view.h index 0c54abdc7..acbcc8bc5 100644 --- a/libempathy-gtk/empathy-chat-view.h +++ b/libempathy-gtk/empathy-chat-view.h @@ -34,27 +34,60 @@ G_BEGIN_DECLS #define EMPATHY_TYPE_CHAT_VIEW (empathy_chat_view_get_type ()) #define EMPATHY_CHAT_VIEW(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EMPATHY_TYPE_CHAT_VIEW, EmpathyChatView)) -#define EMPATHY_CHAT_VIEW_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), EMPATHY_TYPE_CHAT_VIEW, EmpathyChatViewClass)) #define EMPATHY_IS_CHAT_VIEW(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EMPATHY_TYPE_CHAT_VIEW)) -#define EMPATHY_IS_CHAT_VIEW_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EMPATHY_TYPE_CHAT_VIEW)) -#define EMPATHY_CHAT_VIEW_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), EMPATHY_TYPE_CHAT_VIEW, EmpathyChatViewClass)) +#define EMPATHY_TYPE_CHAT_VIEW_GET_IFACE(o) (G_TYPE_INSTANCE_GET_INTERFACE ((o), EMPATHY_TYPE_CHAT_VIEW, EmpathyChatViewIface)) +#define empathy_chat_view_new(o) EMPATHY_CHAT_VIEW(empathy_chat_simple_view_new(o)) typedef struct _EmpathyChatView EmpathyChatView; -typedef struct _EmpathyChatViewClass EmpathyChatViewClass; +typedef struct _EmpathyChatViewIface EmpathyChatViewIface; #include "empathy-theme.h" -struct _EmpathyChatView { - GtkTextView parent; - gpointer priv; -}; +struct _EmpathyChatViewIface { + GTypeInterface base_iface; + + /* VTabled */ +void (*append_message) (EmpathyChatView *view, + EmpathyMessage *msg); +void (*append_event) (EmpathyChatView *view, + const gchar *str); +void (*append_button) (EmpathyChatView *view, + const gchar *message, + GtkWidget *button1, + GtkWidget *button2); +void (*set_margin) (EmpathyChatView *view, + gint margin); +void (*scroll) (EmpathyChatView *view, + gboolean allow_scrolling); +void (*scroll_down) (EmpathyChatView *view); +gboolean (*get_selection_bounds) (EmpathyChatView *view, + GtkTextIter *start, + GtkTextIter *end); +void (*clear) (EmpathyChatView *view); +gboolean (*find_previous) (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search); +gboolean (*find_next) (EmpathyChatView *view, + const gchar *search_criteria, + gboolean new_search); +void (*find_abilities) (EmpathyChatView *view, + const gchar *search_criteria, + gboolean *can_do_previous, + gboolean *can_do_next); +void (*highlight) (EmpathyChatView *view, + const gchar *text); +void (*copy_clipboard) (EmpathyChatView *view); +EmpathyTheme * (*get_theme) (EmpathyChatView *view); +void (*set_theme) (EmpathyChatView *view, + EmpathyTheme *theme); +time_t (*get_last_timestamp) (EmpathyChatView *view); +void (*set_last_timestamp) (EmpathyChatView *view, + time_t timestamp); +EmpathyContact * (*get_last_contact) (EmpathyChatView *view); -struct _EmpathyChatViewClass { - GtkTextViewClass parent_class; }; -GType empathy_chat_view_get_type (void) G_GNUC_CONST; -EmpathyChatView *empathy_chat_view_new (void); +GType empathy_chat_view_get_type (void) G_GNUC_CONST; void empathy_chat_view_append_message (EmpathyChatView *view, EmpathyMessage *msg); void empathy_chat_view_append_event (EmpathyChatView *view, @@ -98,4 +131,7 @@ GdkPixbuf * empathy_chat_view_get_avatar_pixbuf_with_cache (EmpathyContact G_END_DECLS +#include "empathy-chat-simple-view.h" + #endif /* __EMPATHY_CHAT_VIEW_H__ */ + |