1 files changed, 118 insertions, 0 deletions
diff --git a/openbox/hooks.c b/openbox/hooks.c
new file mode 100644
index 00000000..ad57fdb8
--- /dev/null
+++ b/openbox/hooks.c
@@ -0,0 +1,118 @@
+#include "hooks.h"
+#include "actions.h"
+#include "client.h"
+#include "focus.h"
+#include "debug.h"
+#include "obt/display.h"
+
+#include <glib.h>
+
+static GSList *hooks[OB_NUM_HOOKS];
+static const gchar *names[OB_NUM_HOOKS];
+
+typedef struct {
+    ObHook hook;
+    struct _ObClient *client;
+} ObHookQueue;
+
+#define QUEUE_SIZE 20
+ObHookQueue run_queue[QUEUE_SIZE];
+gint        queue_size;
+
+void hooks_startup(gboolean reconfig)
+{
+    gint i;
+
+    for (i = 0; i < OB_NUM_HOOKS; ++i)
+        hooks[i] = NULL;
+
+    queue_size = 0;
+
+    names[OB_HOOK_WIN_NEW] = "WindowNew";
+    names[OB_HOOK_WIN_CLOSE] = "WindowClosed";
+    names[OB_HOOK_WIN_VISIBLE] = "WindowVisible";
+    names[OB_HOOK_WIN_INVISIBLE] = "WindowInvisible";
+    names[OB_HOOK_WIN_ICONIC] = "WindowIconified";
+    names[OB_HOOK_WIN_UNICONIC] = "WindowUniconified";
+    names[OB_HOOK_WIN_MAX] = "WindowMaximized";
+    names[OB_HOOK_WIN_UNMAX] = "WindowUnmaximized";
+    names[OB_HOOK_WIN_SHADE] = "WindowShaded";
+    names[OB_HOOK_WIN_UNSHADE] = "WindowUnshaded";
+    names[OB_HOOK_WIN_FOCUS] = "WindowFocused";
+    names[OB_HOOK_WIN_UNFOCUS] = "WindowUnfocused";
+    names[OB_HOOK_WIN_DESK_CHANGE] = "WindowOnNewDesktop";
+    names[OB_HOOK_WIN_DECORATED] = "WindowDecorated";
+    names[OB_HOOK_WIN_UNDECORATED] = "WindowUndecorated";
+    names[OB_HOOK_SCREEN_DESK_CHANGE] = "DesktopChanged";
+}
+
+void hooks_shutdown(gboolean reconfig)
+{
+    gint i;
+
+    for (i = 0; i < OB_NUM_HOOKS; ++i)
+        while (hooks[i]) {
+            actions_act_unref(hooks[i]->data);
+            hooks[i] = g_slist_delete_link(hooks[i], hooks[i]);
+        }
+}
+
+ObHook hooks_hook_from_name(const gchar *n)
+{
+    gint i;
+
+    for (i = 1; i < OB_NUM_HOOKS; ++i)
+        if (!g_ascii_strcasecmp(n, names[i]))
+            return (ObHook)i;
+    return OB_HOOK_INVALID;
+}
+
+void hooks_queue(ObHook hook, struct _ObClient *client)
+{
+    ObHookQueue *q;
+
+    g_assert(hook < OB_NUM_HOOKS && hook > OB_HOOK_INVALID);
+
+    ob_debug("Queing hook %s for client 0x%x", names[hook],
+             (client ? client->window : 0));
+    q = &run_queue[queue_size++];
+    q->hook = hook;
+    q->client = client;
+
+    if (queue_size == QUEUE_SIZE)
+        /* queue is full */
+        hooks_run_queue();
+}
+
+void hooks_run(ObHook hook, struct _ObClient *c)
+{
+    hooks_queue(hook, c);
+    hooks_run_queue();
+}
+
+void hooks_add(ObHook hook, struct _ObActionsAct *act)
+{
+    g_assert(hook < OB_NUM_HOOKS && hook > OB_HOOK_INVALID);
+
+    /* append so they are executed in the same order as they appear in the
+       config file */
+    hooks[hook] = g_slist_append(hooks[hook], act);
+}
+
+void hooks_run_queue(void)
+{
+    gint i;
+
+    for (i = 0; i < queue_size; ++i) {
+        const ObHookQueue *q = &run_queue[i];
+
+        ob_debug("Running hook %s for client 0x%x", names[q->hook],
+                 (q->client ? q->client->window : 0));
+        actions_run_acts(hooks[q->hook],
+                         OB_USER_ACTION_HOOK,
+                         0, -1, -1, 0,
+                         OB_FRAME_CONTEXT_NONE,
+                         q->client);
+    }
+    queue_size = 0;
+}