* src/conf.h (ASPECT_WINDOWS_ARE_TRANSIENTS): new define

* src/manage.c (window_is_transient): new function
(maximize_normal): honour aspect ratio hint

* src/window.c (update_window_gravity): use maxsize_gravity for windows with aspect hints.
(set_active_window_body): call window_is_transient

* src/split.c (cleanup_frame): call window_is_transient

5 files changed, 45 insertions, 18 deletions

diff --git a/src/conf.h b/src/conf.h
index 9475182..34fa4d5 100644
--- a/src/conf.h
+++ b/src/conf.h
@@ -71,6 +71,10 @@
    (don't hide the windows underneath, and center them) */
 #define MAXSIZE_WINDOWS_ARE_TRANSIENTS
 
+/* Treat windows with aspect hints as if they were a transient window
+   (don't hide the windows underneath, and center them) */
+#define ASPECT_WINDOWS_ARE_TRANSIENTS
+
 /* An alias command could recursively call inself infinitely. This
    stops that behavior. */
 #define MAX_ALIAS_RECURSIVE_DEPTH 16
diff --git a/src/manage.c b/src/manage.c
index 36bb973..364c6c9 100644
--- a/src/manage.c
+++ b/src/manage.c
@@ -375,6 +375,23 @@ send_configure (Window w, int x, int y, int width, int height, int border)
   XSendEvent (dpy, w, False, StructureNotifyMask, (XEvent*)&ce);
 }
 
+/* This function is used to determine if the window should be treated
+   as a transient. */
+int
+window_is_transient (rp_window *win)
+{
+  return win->transient
+#ifdef ASPECT_WINDOWS_ARE_TRANSIENTS
+ || win->hints->flags & PAspect
+#endif
+#ifdef MAXSIZE_WINDOWS_ARE_TRANSIENTS
+|| (win->hints->flags & PMaxSize
+    && (win->hints->max_width < win->scr->width
+	|| win->hints->max_height < win->scr->height))
+#endif
+    ;
+}
+
 void
 update_window_information (rp_window *win)
 {
@@ -395,7 +412,7 @@ update_window_information (rp_window *win)
   win->border = attr.border_width;
 
   /* Transient status */
-  win->transient = XGetTransientForHint (dpy, win->w, &win->transient_for);  
+  win->transient = XGetTransientForHint (dpy, win->w, &win->transient_for);
 
   update_window_gravity (win);
 }
@@ -680,6 +697,25 @@ maximize_normal (rp_window *win)
       maxy = frame->height - win->border * 2;
     }
 
+  /* Honour the window's aspect ratio. */
+  PRINT_DEBUG (("aspect: %ld\n", win->hints->flags & PAspect));
+  if (win->hints->flags & PAspect) 
+    {
+      float ratio = (float)maxx / maxy;
+      float min_ratio = (float)win->hints->min_aspect.x / win->hints->min_aspect.y;
+      float max_ratio = (float)win->hints->max_aspect.x / win->hints->max_aspect.y;
+      PRINT_DEBUG (("ratio=%f min_ratio=%f max_ratio=%f\n", 
+		    ratio,min_ratio,max_ratio));
+      if (ratio < min_ratio) 
+	{
+	  maxy = (int) (maxx / min_ratio);
+	}
+      else if (ratio > max_ratio) 
+	{
+	  maxx = (int) (maxy * max_ratio);
+	}
+    }
+
   /* Fit the window inside its frame (if it has one) */
   if (frame)
     {
diff --git a/src/manage.h b/src/manage.h
index d24c343..6b15f98 100644
--- a/src/manage.h
+++ b/src/manage.h
@@ -38,6 +38,7 @@ void send_configure (Window w, int x, int y, int width, int height, int border);
 void set_state (rp_window *win, int state);
 long get_state (rp_window *win);
 
+int window_is_transient (rp_window *win);
 void update_window_information (rp_window *win);
 void map_window (rp_window *win);
 
diff --git a/src/split.c b/src/split.c
index 26231c7..62da8e7 100644
--- a/src/split.c
+++ b/src/split.c
@@ -82,14 +82,7 @@ cleanup_frame (rp_frame *frame)
   unhide_window (win);
 
 
-#ifdef MAXSIZE_WINDOWS_ARE_TRANSIENTS
-  if (!win->transient
-      && !(win->hints->flags & PMaxSize
-	   && (win->hints->max_width < win->scr->width
-	       || win->hints->max_height < win->scr->height)))
-#else
-  if (!win->transient)
-#endif
+  if (!window_is_transient (win))
     hide_others (win);
 }
 
diff --git a/src/window.c b/src/window.c
index 8105dca..0936999 100644
--- a/src/window.c
+++ b/src/window.c
@@ -64,7 +64,7 @@ update_window_gravity (rp_window *win)
 /*     { */
       if (win->transient)
 	win->gravity = defaults.trans_gravity;
-      else if (win->hints->flags & PMaxSize)
+      else if (win->hints->flags & PMaxSize || win->hints->flags & PAspect)
 	win->gravity = defaults.maxsize_gravity;
       else
 	win->gravity = defaults.win_gravity;
@@ -650,14 +650,7 @@ set_active_window_body (rp_window *win, int force)
 
   /* The other windows in the frame will be hidden if this window
      doesn't qualify as a transient window (ie dialog box. */
-#ifdef MAXSIZE_WINDOWS_ARE_TRANSIENTS
-  if (!win->transient
-      && !(win->hints->flags & PMaxSize 
-	   && (win->hints->max_width < win->scr->width
-	       || win->hints->max_height < win->scr->height)))
-#else
-  if (!win->transient)
-#endif
+  if (!window_is_transient (win))
     hide_others(win);
 
   /* Make sure the program bar is always on the top */