From 4481a42959da65cca4247184d0bf8ae27a57c0c7 Mon Sep 17 00:00:00 2001 From: Jeffrey Stedfast Date: Wed, 14 Apr 2004 22:24:56 +0000 Subject: Added a new "message_list_scrolled" signal so our users can listen to this 2004-04-14 Jeffrey Stedfast * message-list.c: Added a new "message_list_scrolled" signal so our users can listen to this event in order to update saved state. (message_list_get_scrollbar_position): Simplified. (message_list_set_scrollbar_position): Simplified. svn path=/trunk/; revision=25470 --- mail/ChangeLog | 5 +++++ mail/message-list.c | 38 +++++++++++++++++++++++++++----------- mail/message-list.h | 1 + 3 files changed, 33 insertions(+), 11 deletions(-) diff --git a/mail/ChangeLog b/mail/ChangeLog index dee21a5be1..f670bea96c 100644 --- a/mail/ChangeLog +++ b/mail/ChangeLog @@ -1,5 +1,10 @@ 2004-04-14 Jeffrey Stedfast + * message-list.c: Added a new "message_list_scrolled" signal so + our users can listen to this event in order to update saved state. + (message_list_get_scrollbar_position): Simplified. + (message_list_set_scrollbar_position): Simplified. + * em-format.c: Don't complain about message errors ("Internal Error: ..."), instead silently fall back to display the message as source. Fixes bug #56876. diff --git a/mail/message-list.c b/mail/message-list.c index a8e2e85d58..b46a553f65 100644 --- a/mail/message-list.c +++ b/mail/message-list.c @@ -165,6 +165,7 @@ static void clear_info(char *key, ETreePath *node, MessageList *ml); enum { MESSAGE_SELECTED, MESSAGE_LIST_BUILT, + MESSAGE_LIST_SCROLLED, LAST_SIGNAL }; @@ -1564,6 +1565,12 @@ ml_tree_drag_data_received (ETree *tree, int row, ETreePath path, int col, gtk_drag_finish(context, TRUE, TRUE, time); } +static void +ml_scrolled (GtkAdjustment *adj, MessageList *ml) +{ + g_signal_emit (ml, message_list_signals[MESSAGE_LIST_SCROLLED], 0); +} + /* * GtkObject::init */ @@ -1572,10 +1579,13 @@ message_list_init (GtkObject *object) { MessageList *message_list = MESSAGE_LIST (object); struct _MessageListPrivate *p; + GtkAdjustment *adjustment; GdkAtom matom; - + + adjustment = (GtkAdjustment *) gtk_adjustment_new (0.0, 0.0, G_MAXDOUBLE, 0.0, 0.0, 0.0); + gtk_scrolled_window_set_vadjustment ((GtkScrolledWindow *) message_list, adjustment); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (message_list), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS); - + message_list->normalised_hash = g_hash_table_new (g_str_hash, g_str_equal); message_list->hidden = NULL; @@ -1603,6 +1613,8 @@ message_list_init (GtkObject *object) g_signal_connect(p->invisible, "selection_get", G_CALLBACK(ml_selection_get), message_list); g_signal_connect(p->invisible, "selection_clear_event", G_CALLBACK(ml_selection_clear_event), message_list); g_signal_connect(p->invisible, "selection_received", G_CALLBACK(ml_selection_received), message_list); + + g_signal_connect (((GtkScrolledWindow *) message_list)->vscrollbar, "value-changed", G_CALLBACK (ml_scrolled), message_list); } static void @@ -1731,7 +1743,17 @@ message_list_class_init (GObjectClass *object_class) NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); - + + message_list_signals[MESSAGE_LIST_SCROLLED] = + g_signal_new ("message_list_scrolled", + MESSAGE_LIST_TYPE, + G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (MessageListClass, message_list_scrolled), + NULL, + NULL, + g_cclosure_marshal_VOID__VOID, + G_TYPE_NONE, 0); + message_list_init_images (); } @@ -3408,18 +3430,12 @@ mail_regen_list (MessageList *ml, const char *search, const char *hideexpr, Came double message_list_get_scrollbar_position (MessageList *ml) { - GtkAdjustment *adj; - - adj = gtk_scrolled_window_get_vadjustment ((GtkScrolledWindow *) ml); - return gtk_adjustment_get_value (adj); + return gtk_range_get_value ((GtkRange *) ((GtkScrolledWindow *) ml)->vscrollbar); } void message_list_set_scrollbar_position (MessageList *ml, double pos) { - GtkAdjustment *adj; - - adj = gtk_scrolled_window_get_vadjustment ((GtkScrolledWindow *) ml); - gtk_adjustment_set_value (adj, pos); + gtk_range_set_value ((GtkRange *) ((GtkScrolledWindow *) ml)->vscrollbar, pos); } diff --git a/mail/message-list.h b/mail/message-list.h index 8c47a12ab2..7a7ccfa78a 100644 --- a/mail/message-list.h +++ b/mail/message-list.h @@ -152,6 +152,7 @@ typedef struct { /* signals - select a message */ void (*message_selected) (MessageList *ml, const char *uid); void (*message_list_built) (MessageList *ml); + void (*message_list_scrolled) (MessageList *ml); } MessageListClass; typedef void (*MessageListForeachFunc) (MessageList *message_list, -- cgit v1.2.3