Add marker-line functionality for scrollback, instant seek.

Fixes #662.
This commit is contained in:
RichardHitt 2014-04-02 16:09:13 -07:00
parent 5e8bc980e1
commit 0f828dd74f
7 changed files with 124 additions and 10 deletions

View File

@ -528,6 +528,8 @@ new_ircwindow (server *serv, char *name, int type, int focus)
irc_init (sess);
chanopt_load (sess);
scrollback_load (sess);
if (sess->scrollwritten && sess->scrollback_replay_marklast)
sess->scrollback_replay_marklast (sess);
plugin_emit_dummy_print (sess, "Open Context");
return sess;

View File

@ -459,6 +459,7 @@ typedef struct session
int doing_who:1; /* /who sent on this channel */
int done_away_check:1; /* done checking for away status changes */
gtk_xtext_search_flags lastlog_flags;
void (*scrollback_replay_marklast) (struct session *sess);
} session;
struct msproxy_state_t

View File

@ -608,6 +608,8 @@ inbound_ujoin (server *serv, char *chan, char *nick, char *ip,
{
chanopt_load (sess);
scrollback_load (sess);
if (sess->scrollwritten && sess->scrollback_replay_marklast)
sess->scrollback_replay_marklast (sess);
}
fe_set_channel (sess);

View File

@ -407,6 +407,8 @@ fe_new_window (session *sess, int focus)
if (!sess_list->next)
g_idle_add (fe_idle, NULL);
sess->scrollback_replay_marklast = gtk_xtext_set_marker_last;
}
void

View File

@ -42,6 +42,7 @@
#include "../common/servlist.h"
#include "../common/notify.h"
#include "../common/util.h"
#include "../common/text.h"
#include "xtext.h"
#include "ascii.h"
#include "banlist.h"
@ -1281,6 +1282,36 @@ menu_resetmarker (GtkWidget * wid, gpointer none)
gtk_xtext_reset_marker_pos (GTK_XTEXT (current_sess->gui->xtext));
}
static void
menu_movetomarker (GtkWidget *wid, gpointer none)
{
marker_reset_reason reason;
char *str;
if (!prefs.hex_text_show_marker)
PrintText (current_sess, _("Marker line disabled."));
else
{
reason = gtk_xtext_moveto_marker_pos (GTK_XTEXT (current_sess->gui->xtext));
switch (reason) {
case MARKER_WAS_NEVER_SET:
str = _("Marker line never set."); break;
case MARKER_IS_SET:
str = ""; break;
case MARKER_RESET_MANUALLY:
str = _("Marker line reset manually."); break;
case MARKER_RESET_BY_KILL:
str = _("Marker line reset because exceeded scrollback limit."); break;
case MARKER_RESET_BY_CLEAR:
str = _("Marker line reset by CLEAR command."); break;
default:
str = _("Marker line state unknown."); break;
}
if (str[0])
PrintText (current_sess, str);
}
}
static void
menu_copy_selection (GtkWidget * wid, gpointer none)
{
@ -1789,6 +1820,7 @@ static struct mymenu mymenu[] = {
{N_("URL Grabber..."), url_opengui, 0, M_MENUITEM, 0, 0, 1},
{0, 0, 0, M_SEP, 0, 0, 0},
{N_("Reset Marker Line"), menu_resetmarker, 0, M_MENUITEM, 0, 0, 1, GDK_KEY_m},
{N_("Move to Marker Line"), menu_movetomarker, 0, M_MENUITEM, 0, 0, 1, GDK_KEY_M},
{N_("_Copy Selection"), menu_copy_selection, 0, M_MENUITEM, 0, 0, 1, GDK_KEY_C},
{N_("C_lear Text"), menu_flushbuffer, GTK_STOCK_CLEAR, M_MENUSTOCK, 0, 0, 1},
{N_("Save Text..."), menu_savebuffer, GTK_STOCK_SAVE, M_MENUSTOCK, 0, 0, 1},

View File

@ -3862,7 +3862,12 @@ gtk_xtext_kill_ent (xtext_buffer *buffer, textentry *ent)
buffer->last_ent_end = NULL;
}
if (buffer->marker_pos == ent) buffer->marker_pos = NULL;
if (buffer->marker_pos == ent)
{
/* Allow for "Marker line reset because exceeded scrollback limit. to appear. */
buffer->marker_pos = ent->next;
buffer->marker_state = MARKER_RESET_BY_KILL;
}
if (ent->marks)
{
@ -3961,6 +3966,7 @@ void
gtk_xtext_clear (xtext_buffer *buf, int lines)
{
textentry *next;
int marker_reset = FALSE;
if (lines != 0)
{
@ -3970,6 +3976,8 @@ gtk_xtext_clear (xtext_buffer *buf, int lines)
lines *= -1;
while (lines)
{
if (buf->text_last == buf->marker_pos)
marker_reset = TRUE;
gtk_xtext_remove_bottom (buf);
lines--;
}
@ -3979,6 +3987,8 @@ gtk_xtext_clear (xtext_buffer *buf, int lines)
/* delete lines from top */
while (lines)
{
if (buf->text_first == buf->marker_pos)
marker_reset = TRUE;
gtk_xtext_remove_top (buf);
lines--;
}
@ -3995,6 +4005,8 @@ gtk_xtext_clear (xtext_buffer *buf, int lines)
buf->last_ent_start = NULL;
buf->last_ent_end = NULL;
buf->marker_pos = NULL;
if (buf->text_first)
marker_reset = TRUE;
dontscroll (buf);
while (buf->text_first)
@ -4014,6 +4026,9 @@ gtk_xtext_clear (xtext_buffer *buf, int lines)
{
gtk_xtext_calc_lines (buf, FALSE);
}
if (marker_reset)
buf->marker_state = MARKER_RESET_BY_CLEAR;
}
static gboolean
@ -4528,14 +4543,13 @@ gtk_xtext_append_entry (xtext_buffer *buf, textentry * ent, time_t stamp)
ent->sublines = NULL;
buf->num_lines += gtk_xtext_lines_taken (buf, ent);
if (buf->reset_marker_pos ||
((buf->marker_pos == NULL || buf->marker_seen) && (buf->xtext->buffer != buf ||
!gtk_window_has_toplevel_focus (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (buf->xtext)))))))
if ((buf->marker_pos == NULL || buf->marker_seen) && (buf->xtext->buffer != buf ||
!gtk_window_has_toplevel_focus (GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (buf->xtext))))))
{
buf->marker_pos = ent;
buf->marker_state = MARKER_IS_SET;
dontscroll (buf); /* force scrolling off */
buf->marker_seen = FALSE;
buf->reset_marker_pos = FALSE;
}
if (buf->xtext->max_lines > 2 && buf->xtext->max_lines < buf->num_lines)
@ -4782,13 +4796,64 @@ gtk_xtext_set_wordwrap (GtkXText *xtext, gboolean wordwrap)
xtext->wordwrap = wordwrap;
}
void
gtk_xtext_set_marker_last (session *sess)
{
xtext_buffer *buf = sess->res->buffer;
buf->marker_pos = buf->text_last;
buf->marker_state = MARKER_IS_SET;
}
void
gtk_xtext_reset_marker_pos (GtkXText *xtext)
{
xtext->buffer->marker_pos = NULL;
dontscroll (xtext->buffer); /* force scrolling off */
gtk_xtext_render_page (xtext);
xtext->buffer->reset_marker_pos = TRUE;
if (xtext->buffer->marker_pos)
{
xtext->buffer->marker_pos = NULL;
dontscroll (xtext->buffer); /* force scrolling off */
gtk_xtext_render_page (xtext);
xtext->buffer->marker_state = MARKER_RESET_MANUALLY;
}
}
int
gtk_xtext_moveto_marker_pos (GtkXText *xtext)
{
gdouble value = 0;
xtext_buffer *buf = xtext->buffer;
textentry *ent = buf->text_first;
GtkAdjustment *adj = xtext->adj;
if (buf->marker_pos == NULL)
return buf->marker_state;
if (gtk_xtext_check_ent_visibility (xtext, buf->marker_pos, 1) == FALSE)
{
while (ent)
{
if (ent == buf->marker_pos)
break;
value += g_slist_length (ent->sublines);
ent = ent->next;
}
if (value >= adj->value && value < adj->value + adj->page_size)
return MARKER_IS_SET;
value -= adj->page_size / 2;
if (value < 0)
value = 0;
if (value > adj->upper - adj->page_size)
value = adj->upper - adj->page_size;
gtk_adjustment_set_value (adj, value);
gtk_xtext_render_page (xtext);
}
/* If we previously lost marker position to scrollback limit -- */
if (buf->marker_pos == buf->text_first &&
buf->marker_state == MARKER_RESET_BY_KILL)
return MARKER_RESET_BY_KILL;
else
return MARKER_IS_SET;
}
void

View File

@ -68,6 +68,14 @@ typedef union offsets_u {
guint32 u;
} offsets_t;
typedef enum marker_reset_reason_e {
MARKER_WAS_NEVER_SET,
MARKER_IS_SET,
MARKER_RESET_MANUALLY,
MARKER_RESET_BY_KILL,
MARKER_RESET_BY_CLEAR
} marker_reset_reason;
typedef struct {
GtkXText *xtext; /* attached to this widget */
@ -90,6 +98,7 @@ typedef struct {
int indent; /* position of separator (pixels) from left */
textentry *marker_pos;
marker_reset_reason marker_state;
int window_width; /* window size when last rendered. */
int window_height;
@ -98,7 +107,6 @@ typedef struct {
unsigned int scrollbar_down:1;
unsigned int needs_recalc:1;
unsigned int marker_seen:1;
unsigned int reset_marker_pos:1;
GList *search_found; /* list of textentries where search found strings */
gchar *search_text; /* desired text to search for */
@ -257,7 +265,9 @@ void gtk_xtext_refresh (GtkXText * xtext);
int gtk_xtext_lastlog (xtext_buffer *out, xtext_buffer *search_area);
textentry *gtk_xtext_search (GtkXText * xtext, const gchar *text, gtk_xtext_search_flags flags, GError **err);
void gtk_xtext_reset_marker_pos (GtkXText *xtext);
int gtk_xtext_moveto_marker_pos (GtkXText *xtext);
void gtk_xtext_check_marker_visibility(GtkXText *xtext);
void gtk_xtext_set_marker_last (session *sess);
gboolean gtk_xtext_is_empty (xtext_buffer *buf);
typedef void (*GtkXTextForeach) (GtkXText *xtext, unsigned char *text, void *data);