Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 213 insertions, 0 deletions

diff --git a/kolourpaint/kpthumbnail.cpp b/kolourpaint/kpthumbnail.cpp
new file mode 100644
index 00000000..a45164ac
--- /dev/null
+++ b/kolourpaint/kpthumbnail.cpp
@@ -0,0 +1,213 @@
+
+/*
+   Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+
+   1. Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+
+   THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+   OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+   IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#define DEBUG_KP_THUMBNAIL 0
+
+#include <kpthumbnail.h>
+
+#include <qdockarea.h>
+#include <qdockwindow.h>
+#include <qtimer.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+
+#include <kpdefs.h>
+#include <kpdocument.h>
+#include <kpmainwindow.h>
+#include <kpthumbnailview.h>
+#include <kptool.h>
+
+
+// TODO: get out of the Alt+Tab list
+kpThumbnail::kpThumbnail (kpMainWindow *parent, const char *name)
+#if KP_IS_QT_3_3
+    : QDockWindow (QDockWindow::OutsideDock, parent, name),
+#else  // With Qt <3.3, OutsideDock requires parent = 0,
+       // sync: make sure outside of dock
+    : QDockWindow (QDockWindow::InDock, parent, name),
+    #warning "Using Qt <3.3: the thumbnail will flicker more when appearing"
+#endif
+      m_mainWindow (parent),
+      m_view (0)
+{
+    if (!parent)
+        kdError () << "kpThumbnail::kpThumbnail() requires parent" << endl;
+
+
+#if !KP_IS_QT_3_3
+    if (parent)
+    {
+        hide ();
+
+        // sync: make sure outside of dock
+        parent->moveDockWindow (this, Qt::DockTornOff);
+    }
+#endif
+
+
+    if (parent)
+    {
+        // Prevent thumbnail from docking - it's _really_ irritating otherwise
+        parent->leftDock ()->setAcceptDockWindow (this, false);
+        parent->rightDock ()->setAcceptDockWindow (this, false);
+        parent->topDock ()->setAcceptDockWindow (this, false);
+        parent->bottomDock ()->setAcceptDockWindow (this, false);
+    }
+
+
+    QSize layoutMinimumSize = layout () ? layout ()->minimumSize () : QSize ();
+#if DEBUG_KP_THUMBNAIL
+    kdDebug () << "\tlayout=" << layout ()
+               << " minSize=" << (layout () ? layout ()->minimumSize () : QSize ()) << endl;
+    kdDebug () << "\tboxLayout=" << boxLayout ()
+               << " minSize=" << (boxLayout () ? boxLayout ()->minimumSize () : QSize ())
+               << endl;
+#endif
+    if (layout ())
+        layout ()->setResizeMode (QLayout::FreeResize);
+    setMinimumSize (QMAX (layoutMinimumSize.width (), 64),
+                    QMAX (layoutMinimumSize.height (), 64));
+
+
+    // Enable "X" Close Button
+    setCloseMode (QDockWindow::Always);
+
+    setResizeEnabled (true);
+
+    updateCaption ();
+}
+
+kpThumbnail::~kpThumbnail ()
+{
+}
+
+
+// public
+kpThumbnailView *kpThumbnail::view () const
+{
+    return m_view;
+}
+
+// public
+void kpThumbnail::setView (kpThumbnailView *view)
+{
+#if DEBUG_KP_THUMBNAIL
+    kdDebug () << "kpThumbnail::setView(" << view << ")" << endl;
+#endif
+
+    if (m_view == view)
+        return;
+
+
+    if (m_view)
+    {
+        disconnect (m_view, SIGNAL (destroyed ()),
+                    this, SLOT (slotViewDestroyed ()));
+        disconnect (m_view, SIGNAL (zoomLevelChanged (int, int)),
+                    this, SLOT (updateCaption ()));
+
+        boxLayout ()->remove (m_view);
+    }
+
+    m_view = view;
+
+    if (m_view)
+    {
+        connect (m_view, SIGNAL (destroyed ()),
+                 this, SLOT (slotViewDestroyed ()));
+        connect (m_view, SIGNAL (zoomLevelChanged (int, int)),
+                 this, SLOT (updateCaption ()));
+        updateCaption ();
+
+        boxLayout ()->addWidget (m_view);
+        m_view->show ();
+    }
+}
+
+
+// public slot
+void kpThumbnail::updateCaption ()
+{
+    setCaption (view () ? view ()->caption () : i18n ("Thumbnail"));
+}
+
+
+// public slot virtual [base QDockWindow]
+void kpThumbnail::dock ()
+{
+#if DEBUG_KP_THUMBNAIL
+    kdDebug () << "kpThumbnail::dock() CALLED - ignoring request" << endl;
+#endif
+
+    // --- ignore all requests to dock ---
+}
+
+
+// protected slot
+void kpThumbnail::slotViewDestroyed ()
+{
+#if DEBUG_KP_THUMBNAIL
+    kdDebug () << "kpThumbnail::slotViewDestroyed()" << endl;
+#endif
+
+    m_view = 0;
+    updateCaption ();
+}
+
+
+// protected virtual [base QWidget]
+void kpThumbnail::resizeEvent (QResizeEvent *e)
+{
+#if DEBUG_KP_THUMBNAIL
+    kdDebug () << "kpThumbnail::resizeEvent(" << width ()
+               << "," << height () << ")" << endl;
+#endif
+
+    QDockWindow::resizeEvent (e);
+
+    // updateVariableZoom ();  TODO: is below a good idea since this commented out
+
+    if (m_mainWindow)
+    {
+        m_mainWindow->notifyThumbnailGeometryChanged ();
+
+        if (m_mainWindow->tool ())
+            m_mainWindow->tool ()->somethingBelowTheCursorChanged ();
+    }
+}
+
+// protected virtual [base QWidget]
+void kpThumbnail::moveEvent (QMoveEvent * /*e*/)
+{
+    if (m_mainWindow)
+        m_mainWindow->notifyThumbnailGeometryChanged ();
+}
+
+
+#include <kpthumbnail.moc>