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updated the imagemap plug-in

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--Sven
This commit is contained in:
Sven Neumann 1999-10-24 20:57:17 +00:00
parent 88e0cc3155
commit ecfb8a1210
76 changed files with 2078 additions and 561 deletions
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42
plug-ins/imagemap/imap_command.c
View file

@ -24,7 +24,6 @@
#include <stdio.h>
#include "imap_command.h"
#define DEFAULT_UNDO_LEVELS 10
#define INFINITE_UNDO_LEVELS -1
static void command_destruct(Command_t *command);
@ -169,10 +168,38 @@ subcommand_end(void)
command_list_end(_current_command_list);
}
static void
_command_list_set_undo_level(CommandList_t *list, gint level)
{
gint diff = g_list_length(list->list) - level;
if (diff > 0) {
GList *p, *q;
/* first remove data at the front */
for (p = list->list; diff && p != list->undo; p = q, diff--) {
Command_t *curr = (Command_t*) p->data;
q = p->next;
command_destruct(curr);
list->list = g_list_remove_link(list->list, p);
}
/* If still to long start removing redo levels at the end */
for (p = g_list_last(list->list); diff && p != list->undo; p = q,
diff--) {
Command_t *curr = (Command_t*) p->data;
q = p->prev;
command_destruct(curr);
list->list = g_list_remove_link(list->list, p);
}
command_list_callback_call(&list->update_cb,
(Command_t*) list->undo->data);
}
list->undo_levels = level;
}
void
command_list_set_undo_level(gint level)
{
/* Fix me */
_command_list_set_undo_level(&_command_list, level);
}
Command_t*
@ -219,9 +246,10 @@ command_execute(Command_t *command)
if (command->sub_commands)
command_list_execute(command->sub_commands);
if (command->class->execute) {
if (command->class->execute(command))
CmdExecuteValue_t value = command->class->execute(command);
if (value == CMD_APPEND)
command_list_add(command);
else
else if (value == CMD_DESTRUCT)
command_destruct(command);
}
}
@ -324,7 +352,7 @@ command_add_subcommand(Command_t *command, Command_t *sub_command)
subcommand_list_add(command->sub_commands, sub_command);
}
static gboolean basic_command_execute(Command_t *command);
static CmdExecuteValue_t basic_command_execute(Command_t *command);
static CommandClass_t basic_command_class = {
NULL, /* basic_command_destruct */
@ -346,11 +374,11 @@ command_new(void (*func)(void))
return command_init(&command->parent, "Unknown", &basic_command_class);
}
static gboolean
static CmdExecuteValue_t
basic_command_execute(Command_t *command)
{
((BasicCommand_t*) command)->func();
return FALSE;
return CMD_DESTRUCT;
}