1 files changed, 32 insertions, 0 deletions

diff --git a/src/WinClientUtil.cc b/src/WinClientUtil.cc
new file mode 100644
index 0000000..112360d
--- /dev/null
+++ b/src/WinClientUtil.cc
@@ -0,0 +1,32 @@
+#include "WinClientUtil.hh"
+#include "WinClient.hh"
+
+#include <algorithm>
+
+namespace WinClientUtil {
+
+void maxSize(const FluxboxWindow::ClientList &clients,
+             unsigned int &max_width, unsigned int &max_height) {
+    FluxboxWindow::ClientList::const_iterator it = clients.begin();
+    FluxboxWindow::ClientList::const_iterator it_end = clients.end();
+    max_width = ~0; // unlimited
+    max_height = ~0; // unlimited
+    for (; it != it_end; ++it) {
+        // special case for max height/width == 0
+        // 0 indicates unlimited size, so we skip them
+        // and set max size to 0 if max size == ~0 after the loop
+        if ((*it)->maxHeight() != 0)
+            max_height = std::min( (*it)->maxHeight(), max_height );
+        if ((*it)->maxWidth() != 0)
+            max_width = std::min( (*it)->maxWidth(), max_width );
+    }
+
+    if (max_width == ~0)
+        max_width = 0;
+    if (max_height == ~0)
+        max_height = 0;
+}
+
+}
+
+