From 89c0caaec418d0b3328cf692ffba2d4324e63a14 Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <michael@stapelberg.de>
Date: Fri, 19 Jun 2009 13:59:29 +0200
Subject: [PATCH] Implement a command for hiding all floating windows (and
 showing them again)

---
 include/data.h     |  2 ++
 include/floating.h |  7 +++++++
 src/commands.c     | 15 +++++++++------
 src/floating.c     | 28 ++++++++++++++++++++++++++++
 4 files changed, 46 insertions(+), 6 deletions(-)

diff --git a/include/data.h b/include/data.h
index a31b6982..87dd4995 100644
--- a/include/data.h
+++ b/include/data.h
@@ -163,6 +163,8 @@ struct Workspace {
 
         /* Should clients on this workspace be automatically floating? */
         bool auto_float;
+        /* Are the floating clients on this workspace currently hidden? */
+        bool floating_hidden;
 
         Client *fullscreen_client;
 
diff --git a/include/floating.h b/include/floating.h
index 020e91ff..edc11a95 100644
--- a/include/floating.h
+++ b/include/floating.h
@@ -52,4 +52,11 @@ void floating_focus_direction(xcb_connection_t *conn, Client *currently_focused,
  */
 void floating_move(xcb_connection_t *conn, Client *currently_focused, direction_t direction);
 
+/**
+ * Hides all floating clients (or show them if they are currently hidden) on
+ * the specified workspace.
+ *
+ */
+void floating_toggle_hide(xcb_connection_t *conn, Workspace *workspace);
+
 #endif
diff --git a/src/commands.c b/src/commands.c
index d809c81a..fb3c5422 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -625,12 +625,9 @@ void show_workspace(xcb_connection_t *conn, int workspace) {
                         xcb_map_window(conn, client->frame);
 
         /* Map all floating clients */
-        SLIST_FOREACH(client, &(c_ws->focus_stack), focus_clients) {
-                if (client->floating <= FLOATING_USER_OFF)
-                        continue;
-
-                xcb_map_window(conn, client->frame);
-        }
+        if (!c_ws->floating_hidden)
+                TAILQ_FOREACH(client, &(c_ws->floating_clients), floating_clients)
+                        xcb_map_window(conn, client->frame);
 
         /* Map all stack windows, if any */
         struct Stack_Window *stack_win;
@@ -854,6 +851,12 @@ void parse_command(xcb_connection_t *conn, const char *command) {
                 return;
         }
 
+        if (command[0] == 'H') {
+                LOG("Hiding all floating windows\n");
+                floating_toggle_hide(conn, c_ws);
+                return;
+        }
+
         enum { WITH_WINDOW, WITH_CONTAINER, WITH_WORKSPACE } with = WITH_WINDOW;
 
         /* Is it a <with>? */
diff --git a/src/floating.c b/src/floating.c
index fb5c9511..c65f516e 100644
--- a/src/floating.c
+++ b/src/floating.c
@@ -355,3 +355,31 @@ void floating_move(xcb_connection_t *conn, Client *currently_focused, direction_
         fake_absolute_configure_notify(conn, currently_focused);
         /* fake_absolute_configure_notify flushes */
 }
+
+/*
+ * Hides all floating clients (or show them if they are currently hidden) on
+ * the specified workspace.
+ *
+ */
+void floating_toggle_hide(xcb_connection_t *conn, Workspace *workspace) {
+        Client *client;
+
+        workspace->floating_hidden = !workspace->floating_hidden;
+        LOG("floating_hidden is now: %d\n", workspace->floating_hidden);
+        TAILQ_FOREACH(client, &(workspace->floating_clients), floating_clients) {
+                if (workspace->floating_hidden)
+                        xcb_unmap_window(conn, client->frame);
+                else xcb_map_window(conn, client->frame);
+        }
+
+        /* If we just unmapped all floating windows we should ensure that the focus
+         * is set correctly, that ist, to the first non-floating client in stack */
+        if (workspace->floating_hidden)
+                SLIST_FOREACH(client, &(workspace->focus_stack), focus_clients)
+                        if (client->floating <= FLOATING_USER_OFF) {
+                                set_focus(conn, client, true);
+                                return;
+                        }
+
+        xcb_flush(conn);
+}