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authorwm4 <wm4@mplayer2.org>2012-02-10 19:03:24 +0100
committerwm4 <wm4@mplayer2.org>2012-02-10 19:14:19 +0100
commit489f61aa4c21a94e664632919577c91abdba89be (patch)
treed13294e72b812ea6ae138075b18dbe756aa50d2f /command.c
parent70bf6720963b912bceabb9ae691b5f2b79685b19 (diff)
downloadmpv-489f61aa4c21a94e664632919577c91abdba89be.tar.bz2
mpv-489f61aa4c21a94e664632919577c91abdba89be.tar.xz
commands: add pt_clear command to clear playlist
This deletes all playlist elements, except the currently active playlist entry. NOTE: this doesn't remove parent nodes in the case when we really have a play tree (as opposed to a play list). Apparently this doesn't cause any harm.
Diffstat (limited to 'command.c')
-rw-r--r--command.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/command.c b/command.c
index 8c5d02e81d..fab9ccabd7 100644
--- a/command.c
+++ b/command.c
@@ -21,6 +21,7 @@
#include <unistd.h>
#include <string.h>
#include <stdbool.h>
+#include <assert.h>
#include "config.h"
#include "talloc.h"
@@ -2787,6 +2788,28 @@ static void remove_subtitle_range(MPContext *mpctx, int start, int count)
}
}
+static void do_clear_pt(struct play_tree *node, struct play_tree *exclude)
+{
+ while (node) {
+ do_clear_pt(node->child, exclude);
+ struct play_tree *next = node->next;
+ // do not delete root node, or nodes that could lead to "exclude" node
+ if (node->parent && !node->child && node != exclude)
+ play_tree_remove(node, 1, 1);
+ node = next;
+ }
+}
+
+static void clear_play_tree(MPContext *mpctx)
+{
+ struct play_tree *exclude = NULL;
+ if (mpctx->playtree_iter) {
+ assert(mpctx->playtree == mpctx->playtree_iter->root);
+ exclude = mpctx->playtree_iter->tree;
+ }
+ do_clear_pt(mpctx->playtree, exclude);
+}
+
void run_command(MPContext *mpctx, mp_cmd_t *cmd)
{
struct MPOpts *opts = &mpctx->opts;
@@ -3116,6 +3139,10 @@ void run_command(MPContext *mpctx, mp_cmd_t *cmd)
break;
}
+ case MP_CMD_PLAY_TREE_CLEAR:
+ clear_play_tree(mpctx);
+ break;
+
case MP_CMD_STOP:
// Go back to the starting point.
while (play_tree_iter_up_step(mpctx->playtree_iter, 0, 1) !=