From 0ef12d60c85f58af9052d83ce1945d71afe16cb4 Mon Sep 17 00:00:00 2001
From: Timothy Pearson <kb9vqf@pearsoncomputing.net>
Date: Sun, 23 Dec 2012 17:29:08 -0600
Subject: Add preliminary taskbar task state support

---
 twin/workspace.cpp | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'twin/workspace.cpp')

diff --git a/twin/workspace.cpp b/twin/workspace.cpp
index 643395e88..cc109918c 100644
--- a/twin/workspace.cpp
+++ b/twin/workspace.cpp
@@ -1974,6 +1974,37 @@ void Workspace::resumeWindowId( Window window_to_resume )
     }
 
 
+bool Workspace::isResumeableWindowID( Window window_to_check )
+    {
+    if( window_to_check == None )
+        return false;
+    Window window = window_to_check;
+    Client* client = NULL;
+    for(;;)
+        {
+        client = findClient( FrameIdMatchPredicate( window ));
+        if( client != NULL ) // found the client
+            break;
+        Window parent = NULL;
+        Window root = NULL;
+        Window* children = NULL;
+        unsigned int children_count;
+        XQueryTree( tqt_xdisplay(), window, &root, &parent, &children, &children_count );
+        if( children != NULL )
+            XFree( children );
+        if( window == root ) // we didn't find the client, probably an override-redirect window
+            break;
+        window = parent; // go up
+        if( window == NULL )
+            break;
+        }
+    if( client != NULL )
+        return client->isResumeable();
+    else
+        return false;
+    }
+
+
 void Workspace::sendPingToWindow( Window window, Time timestamp )
     {
     rootInfo->sendPing( window, timestamp );
-- 
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