keyboard bindings are functional

1 files changed, 180 insertions, 0 deletions

diff --git a/plugins/keyboard/keyboard.c b/plugins/keyboard/keyboard.c
index 3e621849..4a090dc3 100644
--- a/plugins/keyboard/keyboard.c
+++ b/plugins/keyboard/keyboard.c
@@ -1,7 +1,185 @@
+#include "../../kernel/focus.h"
 #include "../../kernel/dispatch.h"
+#include "../../kernel/openbox.h"
+#include "../../kernel/action.h"
+#include "tree.h"
+#include "keyboard.h"
+#include "keyaction.h"
+#include <glib.h>
+
+KeyBindingTree *firstnode;
+
+static KeyBindingTree *curpos;
+static guint reset_key, reset_state;
+static gboolean grabbed;
+
+static void grab_keys(gboolean grab)
+{
+    if (!grab) {
+	XUngrabKey(ob_display, AnyKey, AnyModifier, ob_root);
+    } else {
+	KeyBindingTree *p = firstnode;
+	while (p) {
+	    XGrabKey(ob_display, p->key, p->state, ob_root, FALSE,
+		     GrabModeAsync, GrabModeSync);
+	    p = p->next_sibling;
+	}
+    }
+}
+
+static void reset_chains()
+{
+    /* XXX kill timer */
+    curpos = NULL;
+    if (grabbed) {
+	grabbed = FALSE;
+        XUngrabKeyboard(ob_display, CurrentTime);
+    }
+}
+
+static void clearall()
+{
+    grab_keys(FALSE);
+    tree_destroy(firstnode);
+    firstnode = NULL;
+    grab_keys(TRUE);
+}
+
+static gboolean bind(GList *keylist, KeyAction *action)
+{
+    KeyBindingTree *tree, *t;
+    gboolean conflict;
+
+    if (!(tree = tree_build(keylist))) {
+        g_warning("invalid binding");
+        return FALSE;
+    }
+
+    t = tree_find(tree, &conflict);
+    if (conflict) {
+        g_warning("conflict with binding");
+        tree_destroy(tree);
+        return FALSE;
+    }
+    if (t != NULL) {
+	/* already bound to something */
+	g_warning("keychain is already bound");
+        tree_destroy(tree);
+        return FALSE;
+    }
+
+    /* grab the server here to make sure no key pressed go missed */
+    XGrabServer(ob_display);
+    XSync(ob_display, FALSE);
+
+    grab_keys(FALSE);
+
+    /* set the function */
+    t = tree;
+    while (t->first_child) t = t->first_child;
+    t->action.action = action->action;
+    t->action.type[0] = action->type[0];
+    t->action.type[1] = action->type[1];
+    t->action.data[0] = action->data[0];
+    t->action.data[1] = action->data[1];
+
+    /* assimilate this built tree into the main tree */
+    tree_assimilate(tree); /* assimilation destroys/uses the tree */
+
+    grab_keys(TRUE); 
+
+    XUngrabServer(ob_display);
+    XFlush(ob_display);
+
+    return TRUE;
+}
 
 static void press(ObEvent *e, void *foo)
 {
+    if (e->data.x.e->xkey.keycode == reset_key &&
+        e->data.x.e->xkey.state == reset_state) {
+        reset_chains();
+        XAllowEvents(ob_display, AsyncKeyboard, CurrentTime);
+    } else {
+        KeyBindingTree *p;
+        if (curpos == NULL)
+            p = firstnode;
+        else
+            p = curpos->first_child;
+        while (p) {
+            if (p->key == e->data.x.e->xkey.keycode &&
+                p->state == e->data.x.e->xkey.state) {
+                if (p->first_child != NULL) { /* part of a chain */
+                    /* XXX TIMER */
+                    if (!grabbed) {
+                        /*grab should never fail because we should have a
+                          sync grab at this point */
+                        XGrabKeyboard(ob_display, ob_root, 0,
+                                      GrabModeAsync, GrabModeSync,
+                                      CurrentTime);
+                    }
+                    grabbed = TRUE;
+                    curpos = p;
+                    XAllowEvents(ob_display, AsyncKeyboard, CurrentTime);
+                } else {
+                    keyaction_do(&p->action, focus_client);
+
+                    XAllowEvents(ob_display, AsyncKeyboard, CurrentTime);
+                    reset_chains();
+                }
+                break;
+            }
+            p = p->next_sibling;
+        }
+    }
+}
+
+static void binddef()
+{
+    GList *list = g_list_append(NULL, NULL);
+    KeyAction a;
+
+    list->data = "C-Right";
+    a.action = Action_NextDesktop;
+    keyaction_set_bool(&a, 0, TRUE);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-Left";
+    a.action = Action_PreviousDesktop;
+    keyaction_set_bool(&a, 0, TRUE);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-1";
+    a.action = Action_Desktop;
+    keyaction_set_uint(&a, 0, 0);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-2";
+    a.action = Action_Desktop;
+    keyaction_set_uint(&a, 0, 1);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-3";
+    a.action = Action_Desktop;
+    keyaction_set_uint(&a, 0, 2);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-4";
+    a.action = Action_Desktop;
+    keyaction_set_uint(&a, 0, 3);
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
+
+    list->data = "C-space";
+    a.action = Action_Execute;
+    keyaction_set_string(&a, 0, "xterm");
+    keyaction_set_none(&a, 1);
+    bind(list, &a);
 }
 
 void plugin_startup()
@@ -9,10 +187,12 @@ void plugin_startup()
     dispatch_register(Event_X_KeyPress, (EventHandler)press, NULL);
 
     /* XXX parse config file! */
+    binddef();
 }
 
 void plugin_shutdown()
 {
     dispatch_register(0, (EventHandler)press, NULL);
+    clearall();
 }