1 files changed, 109 insertions, 0 deletions
diff --git a/src/libs/widgets/common/dcursortracker.cpp b/src/libs/widgets/common/dcursortracker.cpp
new file mode 100644
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+++ b/src/libs/widgets/common/dcursortracker.cpp
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2007-23-03
+ * Description : a tool tip widget witch follow cursor movements 
+ *               Tool tip content is displayed without delay.
+ * 
+ * Copyright (C) 2007 by Gilles Caulier  <caulier dot gilles at gmail dot com>
+ *
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General
+ * Public License as published by the Free Software Foundation;
+ * either version 2, or (at your option)
+ * any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * ============================================================ */
+
+// TQt includes.
+
+#include <tqevent.h>
+#include <tqtooltip.h>
+
+// Local includes.
+
+#include "dcursortracker.h"
+
+namespace Digikam 
+{
+
+DCursorTracker::DCursorTracker(const TQString& txt, TQWidget *parent)
+              : TQLabel(txt, 0, "", WX11BypassWM) 
+{
+    parent->setMouseTracking(true);
+    parent->installEventFilter(this);
+    setEnable(true);
+}
+
+/**
+ * Overload to make sure the widget size is correct
+ */
+void DCursorTracker::setText(const TQString& txt) 
+{
+    TQLabel::setText(txt);
+    adjustSize();
+}
+
+void DCursorTracker::setEnable(bool b) 
+{
+    m_enable = b;
+}
+
+bool DCursorTracker::eventFilter(TQObject *object, TQEvent *e) 
+{
+    TQWidget *widget = static_cast<TQWidget*>(object);
+
+    switch (e->type()) 
+    {
+        case TQEvent::MouseMove: 
+        {
+            TQMouseEvent *event = static_cast<TQMouseEvent*>(e);
+            if (m_enable && (widget->rect().contains(event->pos()) ||
+                            (event->stateAfter() & TQt::LeftButton)))
+            {
+                show();
+                TQPoint p = widget->mapToGlobal(TQPoint(widget->width()/2, 0));
+                move(p.x()-width()/2, p.y()-height());
+            }
+            else 
+            {
+                hide();
+            }
+            break;
+        }
+
+        case TQEvent::MouseButtonRelease: 
+        {
+            TQMouseEvent* event = static_cast<TQMouseEvent*>(e);
+            if ( !widget->rect().contains(event->pos()) )
+            {
+                hide();
+            }
+            break;
+        }
+
+        default:
+            break;
+    }
+
+    return false;
+}
+
+
+DTipTracker::DTipTracker(const TQString& txt, TQWidget *parent)
+           : DCursorTracker(txt, parent) 
+{
+    setPalette(TQToolTip::palette());
+    setFrameStyle(TQFrame::Plain | TQFrame::Box);
+    setLineWidth(1);
+    setAlignment(AlignAuto | AlignTop);
+}
+
+} // namespace Digikam