From c9be3ee06121bc4d0dec3586918607f18dabdb89 Mon Sep 17 00:00:00 2001
From: Dana Jansens <danakj@orodu.net>
Date: Sat, 20 Jul 2002 09:02:45 +0000
Subject: [PATCH] added window cycling

---
 util/epist/actions.hh |  2 +-
 util/epist/epist.cc   | 14 +++++++++++---
 util/epist/screen.cc  | 42 +++++++++++++++++++++++++++++++++++++++++-
 util/epist/screen.hh  |  5 +++--
 4 files changed, 56 insertions(+), 7 deletions(-)

diff --git a/util/epist/actions.hh b/util/epist/actions.hh
index b211bf9d..11c262e0 100644
--- a/util/epist/actions.hh
+++ b/util/epist/actions.hh
@@ -39,7 +39,7 @@ public:
     raiseWindow,
     lowerWindow,
     closeWindow,
-    shade,
+    toggleshade,
     moveWindowUp,
     moveWindowDown,
     moveWindowLeft,
diff --git a/util/epist/epist.cc b/util/epist/epist.cc
index 3eac8783..3fb06463 100644
--- a/util/epist/epist.cc
+++ b/util/epist/epist.cc
@@ -79,15 +79,23 @@ epist::epist(char **argv, char *dpy_name, char *rc_file)
   _actions.push_back(Action(Action::nextWorkspace,
                             XKeysymToKeycode(getXDisplay(),
                                              XStringToKeysym("Tab")),
-                            Mod1Mask));
+                            ControlMask));
   _actions.push_back(Action(Action::prevWorkspace,
                            XKeysymToKeycode(getXDisplay(),
                                              XStringToKeysym("Tab")),
-                           ControlMask));
-  _actions.push_back(Action(Action::shade,
+                           ControlMask | ShiftMask));
+  _actions.push_back(Action(Action::toggleshade,
                             XKeysymToKeycode(getXDisplay(),
                                              XStringToKeysym("F5")),
                             Mod1Mask));
+  _actions.push_back(Action(Action::nextWindow,
+                            XKeysymToKeycode(getXDisplay(),
+                                             XStringToKeysym("Tab")),
+                            Mod1Mask));
+  _actions.push_back(Action(Action::prevWindow,
+                           XKeysymToKeycode(getXDisplay(),
+                                             XStringToKeysym("Tab")),
+                           Mod1Mask | ShiftMask));
   activateGrabs();
 }
 
diff --git a/util/epist/screen.cc b/util/epist/screen.cc
index 475a96e2..0d97b614 100644
--- a/util/epist/screen.cc
+++ b/util/epist/screen.cc
@@ -157,6 +157,14 @@ void screen::handleKeypress(const XEvent &e) {
         cycleWorkspace(false);
         return;
 
+      case Action::nextWindow:
+        cycleWindow(true);
+        return;
+
+      case Action::prevWindow:
+        cycleWindow(false);
+        return;
+
       case Action::changeWorkspace:
         changeWorkspace(it->number());
         return;
@@ -167,7 +175,7 @@ void screen::handleKeypress(const XEvent &e) {
         XWindow *window = *_active;
 
         switch (it->type()) {
-        case Action::shade:
+        case Action::toggleshade:
           window->shade(! window->shaded());
           return;
         }
@@ -274,6 +282,37 @@ void screen::updateActiveWindow() {
       }
  */
 
+
+void screen::cycleWindow(const bool forward) const {
+  if (_clients.empty()) return;
+    
+  WindowList::const_iterator target = _active;
+
+  if (target == _clients.end())
+    target = _clients.begin();
+ 
+  do {
+    if (forward) {
+      ++target;
+      if (target == _clients.end())
+        target = _clients.begin();
+    } else {
+      if (target == _clients.begin())
+        target = _clients.end();
+      --target;
+    }
+  } while (target == _clients.end() || (*target)->iconic());
+  
+  if (target != _clients.end()) {
+    // we dont send an ACTIVE_WINDOW client message because that would also
+    // unshade the window if it was shaded
+    XSetInputFocus(_epist->getXDisplay(), (*target)->window(), RevertToNone,
+                   CurrentTime);
+    XRaiseWindow(_epist->getXDisplay(), (*target)->window());
+  }
+}
+
+
 void screen::cycleWorkspace(const bool forward) const {
   unsigned long currentDesktop = 0;
   unsigned long numDesktops = 0;
@@ -297,6 +336,7 @@ void screen::cycleWorkspace(const bool forward) const {
   }
 }
 
+
 void screen::changeWorkspace(const int num) const {
   _xatom->sendClientMessage(_root, XAtom::net_current_desktop, _root, num);
 }
diff --git a/util/epist/screen.hh b/util/epist/screen.hh
index 42e685de..55b0babd 100644
--- a/util/epist/screen.hh
+++ b/util/epist/screen.hh
@@ -65,8 +65,9 @@ public:
 
   void handleKeypress(const XEvent &e);
 
-  void cycleWorkspace(const bool forward)const;
-  void changeWorkspace(const int num)const;
+  void cycleWindow(const bool forward) const;
+  void cycleWorkspace(const bool forward) const;
+  void changeWorkspace(const int num) const;
   void toggleShaded(const Window win) const;
 };
 
-- 
2.39.2