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/* the message window
*
* $Id: g2mesg.c,v 1.1.1.1 2004/06/23 02:01:44 miq Exp $
*
*/
#include <string.h>
#include "config.h"
#include "g2mesg.h"
#include "g2marsh.h"
#define SCROLL_BACK_LINES 200
#define G2_MESSAGE_WIDTH 70
#define G2_MESSAGE_HEIGTH 60
static GtkVBoxClass *parent_class;
static gint g2_message_signals[4];
static void g2_message_class_init (G2MessageClass * class);
static void g2_message_init (G2Message * message);
static const GTypeInfo g2_message_info = {
sizeof (G2MessageClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) g2_message_class_init,
NULL, /* class_finalize */
NULL, /* class_data */
sizeof (G2Message),
0, /* n_preallocs */
(GInstanceInitFunc) g2_message_init
};
guint
g2_message_get_type ()
{
static GType g2_message_type = 0;
if (g2_message_type == 0) {
g2_message_type = g_type_register_static (GTK_TYPE_VBOX,
"G2Message", &g2_message_info, 0);
}
return g2_message_type;
}
static void
g2_message_class_init (G2MessageClass * class)
{
parent_class = gtk_type_class (gtk_vbox_get_type ());
/* g2_message_signals[0] =
g_signal_new("curs",
G_OBJECT_CLASS_TYPE(class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET(G2StatusClass, g2_status_curs),
NULL, NULL,
gtk_marshal_VOID__INT_INT, G_TYPE_NONE, 2, G_TYPE_INT,
G_TYPE_INT);*/
g2_message_signals[0] =
g_signal_new ("putstr",
G_OBJECT_CLASS_TYPE (class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (G2MessageClass, g2_message_putstr),
NULL, NULL,
g2_marshal_VOID__INT_STRING, G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_STRING);
g2_message_signals[1] =
g_signal_new ("clear",
G_OBJECT_CLASS_TYPE (class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (G2MessageClass, g2_message_clear),
NULL, NULL, gtk_marshal_VOID__VOID, G_TYPE_NONE, 0);
g2_message_signals[2] =
g_signal_new ("display",
G_OBJECT_CLASS_TYPE (class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (G2MessageClass, g2_message_display),
NULL, NULL, gtk_marshal_VOID__BOOLEAN, G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
g2_message_signals[3] =
g_signal_new ("show_ext_command",
G_OBJECT_CLASS_TYPE (class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (G2MessageClass,
g2_message_show_ext_command), NULL, NULL,
gtk_marshal_VOID__STRING, G_TYPE_NONE, 1, G_TYPE_STRING);
}
/* XXX: attr currently ignored */
static void
g2_message_putstr (GtkWidget * win, int attr, gchar * text, gpointer gp)
{
int lineCount;
GtkTextIter start;
GtkTextIter deletionEnd;
GtkTextIter end;
G2Message *g2Message = G2_MESSAGE (win);
gtk_text_buffer_get_end_iter (g2Message->messageBuffer, &end);
gtk_text_buffer_place_cursor (g2Message->messageBuffer, &end);
gtk_text_buffer_insert_at_cursor (g2Message->messageBuffer, text,
strlen (text));
gtk_text_buffer_insert_at_cursor (g2Message->messageBuffer, "\n", 1);
lineCount = gtk_text_buffer_get_line_count (g2Message->messageBuffer);
if (lineCount > SCROLL_BACK_LINES) {
gtk_text_buffer_get_start_iter (g2Message->messageBuffer, &start);
gtk_text_buffer_get_iter_at_line (g2Message->messageBuffer,
&deletionEnd, lineCount - SCROLL_BACK_LINES);
gtk_text_buffer_delete (g2Message->messageBuffer, &start, &deletionEnd);
}
gtk_text_view_scroll_mark_onscreen (GTK_TEXT_VIEW (g2Message->messageView),
gtk_text_buffer_get_insert (g2Message->messageBuffer));
}
static void
g2_message_clear (GtkWidget * win, gpointer gp)
{
/* we do nothing since we have a nice buffer */
}
static void
g2_message_display (GtkWidget * win, gboolean block, gpointer gp)
{
/*g_print("Message display handler, block=%d\n", block); */
gtk_widget_show_all (win);
}
static void
g2_message_show_ext_command (GtkWidget * win, gchar * command, gpointer gp)
{
GtkTextIter start;
GtkTextIter end;
gchar commandString[12];
g_strlcpy (commandString, "# ", 12);
g_strlcat (commandString, command, 12);
gtk_text_buffer_get_end_iter (G2_MESSAGE (win)->messageBuffer, &end);
start = end;
gtk_text_iter_set_line_offset (&start, 0);
gtk_text_buffer_delete (G2_MESSAGE (win)->messageBuffer, &start, &end);
gtk_text_buffer_insert_at_cursor (G2_MESSAGE (win)->messageBuffer,
commandString, strlen (commandString));
}
static void
g2_message_init (G2Message * message)
{
gtk_widget_set_name (GTK_WIDGET (message), "message window");
message->messageWin = gtk_scrolled_window_new (NULL, NULL);
message->messageView = gtk_text_view_new ();
message->messageBuffer =
gtk_text_view_get_buffer (GTK_TEXT_VIEW (message->messageView));
/* XXX: cursor is visible for debugging purposes only */
gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (message->messageView), TRUE);
gtk_text_view_set_editable (GTK_TEXT_VIEW (message->messageView), FALSE);
gtk_text_view_set_left_margin (GTK_TEXT_VIEW (message->messageView), 5);
g_object_set (G_OBJECT (message->messageView), "can-focus", FALSE, NULL);
gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (message->messageView),
GTK_WRAP_WORD);
gtk_widget_set_size_request (message->messageWin, G2_MESSAGE_WIDTH,
G2_MESSAGE_HEIGTH);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (message->messageWin),
GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
gtk_container_add (GTK_CONTAINER (message->messageWin), message->messageView);
gtk_box_pack_start (GTK_BOX (message), message->messageWin, TRUE, TRUE, 0);
gtk_widget_show (GTK_WIDGET (message));
}
GtkWidget *
g2_message_new ()
{
G2Message *g2Message;
g2Message = G2_MESSAGE (g_object_new (TYPE_G2_MESSAGE, NULL));
g_signal_connect (G_OBJECT (g2Message), "putstr",
G_CALLBACK (g2_message_putstr), NULL);
g_signal_connect (G_OBJECT (g2Message), "clear",
G_CALLBACK (g2_message_clear), NULL);
g_signal_connect (G_OBJECT (g2Message), "display",
G_CALLBACK (g2_message_display), NULL);
g_signal_connect (G_OBJECT (g2Message), "show_ext_command",
G_CALLBACK (g2_message_show_ext_command), NULL);
return GTK_WIDGET (g2Message);
}
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