support for the MOTIF noBorder hint

svn path=/trunk/kdebase/kwin/; revision=45820

atoms.cpp

@@ -38,6 +38,9 @@ Atoms::Atoms()
     atoms[n] = &kwm_command;
     names[n++] = (char *) "KWM_COMMAND";
     
+    atoms[n] = &motif_wm_hints;
+    names[n++] = (char *) "_MOTIF_WM_HINTS";
+
     atoms[n] = &net_number_of_desktops;
     names[n++] = (char *) "_NET_NUMBER_OF_DESKTOPS";
 

atoms.h

@@ -19,6 +19,8 @@ public:
     Atom kwm_command;  // compatibility
     Atom kwm_running;
     
+    Atom motif_wm_hints;
+
     Atom net_number_of_desktops;
     Atom net_current_desktop;
     Atom net_active_window;

workspace.cpp

@@ -54,6 +54,38 @@ int Shape::shapeEvent()
     return kwin_shape_event;
 }
 
+bool Motif::noBorder( WId w )
+{
+    struct MwmHints {
+	ulong flags;
+	ulong functions;
+	ulong decorations;
+	long input_mode;
+	ulong status;
+    };
+    Atom type;
+    int format;
+    unsigned long length, after;
+    unsigned char* data;
+    MwmHints* hints = 0;
+    if ( XGetWindowProperty( qt_xdisplay(), w, atoms->motif_wm_hints, 0, 5,
+			     FALSE, atoms->motif_wm_hints, &type, &format,
+			     &length, &after, &data ) == Success ) {
+	if ( data )
+	    hints = (MwmHints*) data;
+    }
+    bool result = FALSE;
+    if ( hints ) {
+	if ( hints->flags & (1L << 1 ) ) { //  // MWM_HINTS_DECORATIONS;
+	    if ( hints->decorations == 0 )
+		result = TRUE;
+	}
+	XFree( data );
+    }
+    return result;
+}
+
+
 
 /*!
   Updates kwin_time by receiving a current timestamp from the server.
@@ -73,6 +105,10 @@ static void updateTime()
 
 Client* Workspace::clientFactory( Workspace *ws, WId w )
 {
+    if ( Motif::noBorder( w ) )
+	return new NoBorderClient( ws, w );
+    
+    
     // hack TODO hints
     QString s = KWM::title( w );
     if ( s == "THE DESKTOP" ) {

workspace.h

@@ -67,6 +67,11 @@ public:
     static int shapeEvent();
 };
 
+class Motif {
+public:
+    static bool noBorder( WId w );
+};
+
 class Workspace : public QObject
 {
     Q_OBJECT