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Turns the cursor into hand when hovering a link in the chat room

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This commit is contained in:
François Grisez 2015-07-15 20:49:47 +02:00
parent 72f48ef10c
commit 2920354d29
1 changed files with 37 additions and 6 deletions
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43
gtk/chat.c
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@ -443,18 +443,48 @@ static gboolean link_event_handler(GtkTextTag *tag, GObject *object,GdkEvent *ev
g_free(uri);
}
break;
case GDK_ENTER_NOTIFY:
printf("Hovering link\n");
break;
case GDK_LEAVE_NOTIFY:
printf("Leaving link\n");
break;
default:
break;
}
return FALSE;
}
static void chatroom_enable_hand_cursor(GdkWindow *window, gboolean hand_cursor_enabled) {
GdkCursor *cursor = gdk_window_get_cursor(window);
GdkCursor *new_cursor = NULL;
if(!hand_cursor_enabled && gdk_cursor_get_cursor_type(cursor) != GDK_XTERM) {
new_cursor = gdk_cursor_new(GDK_XTERM);
} else if(hand_cursor_enabled && gdk_cursor_get_cursor_type(cursor) != GDK_HAND1) {
new_cursor = gdk_cursor_new(GDK_HAND1);
}
if(new_cursor) {
gdk_window_set_cursor(window, new_cursor);
gdk_cursor_unref(new_cursor);
}
}
static gboolean chatroom_event(GtkWidget *widget, GdkEvent *event, gpointer user_data) {
gint wx, wy, bx, by;
GtkTextView *chatroom = GTK_TEXT_VIEW(widget);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(chatroom);
GtkTextTag *link_tag = gtk_text_tag_table_lookup(gtk_text_buffer_get_tag_table(buffer), "link");
GdkWindow *window = gtk_text_view_get_window(chatroom, GTK_TEXT_WINDOW_TEXT);
GtkTextIter iter;
if(event->type == GDK_MOTION_NOTIFY) {
GdkEventMotion *motion_ev = (GdkEventMotion *)event;
wx = motion_ev->x;
wy = motion_ev->y;
gtk_text_view_window_to_buffer_coords(chatroom, GTK_TEXT_WINDOW_TEXT, wx, wy, &bx, &by);
gtk_text_view_get_iter_at_location(chatroom, &iter, bx, by);
if(gtk_text_iter_has_tag(&iter, link_tag)) {
chatroom_enable_hand_cursor(window, TRUE);
} else {
chatroom_enable_hand_cursor(window, FALSE);
}
}
return FALSE;
}
GtkWidget* linphone_gtk_init_chatroom(LinphoneChatRoom *cr, const LinphoneAddress *with){
GtkWidget *chat_view=linphone_gtk_create_widget("main","chatroom_frame");
GtkWidget *main_window=linphone_gtk_get_main_window();
@ -516,6 +546,7 @@ GtkWidget* linphone_gtk_init_chatroom(LinphoneChatRoom *cr, const LinphoneAddres
"foreground_gdk", _linphone_gtk_chatroom_get_link_color(chat_view),
NULL);
g_signal_connect(G_OBJECT(tmp_tag), "event", G_CALLBACK(link_event_handler), NULL);
g_signal_connect(G_OBJECT(text), "event", G_CALLBACK(chatroom_event), NULL);
messages = linphone_chat_room_get_history(cr,NB_MSG_HIST);
display_history_message(chat_view,messages,with);