expand scheme to share sizes for paragraph dialog preview widgets

Change-Id: Id1ded6828468ff956c83eb57f1da62fd80761b5d

2 files changed, 60 insertions, 0 deletions

diff --git a/sfx2/Library_sfx.mk b/sfx2/Library_sfx.mk
index aefe3a2d116d..161a6f736698 100644
--- a/sfx2/Library_sfx.mk
+++ b/sfx2/Library_sfx.mk
@@ -150,6 +150,7 @@ $(eval $(call gb_Library_add_exception_objects,sfx,\
     sfx2/source/dialog/alienwarn \
     sfx2/source/dialog/basedlgs \
     sfx2/source/dialog/checkin \
+    sfx2/source/dialog/dialoghelper \
     sfx2/source/dialog/dinfdlg \
     sfx2/source/dialog/dinfedt \
     sfx2/source/dialog/dockwin \
diff --git a/sfx2/source/dialog/dialoghelper.cxx b/sfx2/source/dialog/dialoghelper.cxx
new file mode 100644
index 000000000000..89fd3adbabad
--- /dev/null
+++ b/sfx2/source/dialog/dialoghelper.cxx
@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <sfx2/dialoghelper.hxx>
+#include <vcl/builder.hxx>
+#include <vcl/layout.hxx>
+#include <vector>
+
+//these tab pages both have the same basic layout with a preview on the
+//right, get both of their non-preview areas to request the same size
+//so that the preview appears in the same place in each one so
+//flipping between tabs isn't distracting as it jumps around
+void setPreviewsToSamePlace(Window *pParent, VclBuilderContainer *pPage)
+{
+    Window *pOurGrid = pPage->get<Window>("maingrid");
+    if (!pOurGrid)
+        return;
+
+    std::vector<Window*> aGrids;
+    aGrids.push_back(pOurGrid);
+
+    for (Window* pChild = pParent->GetWindow(WINDOW_FIRSTCHILD); pChild;
+        pChild = pChild->GetWindow(WINDOW_NEXT))
+    {
+        VclBuilderContainer *pPeer = dynamic_cast<VclBuilderContainer*>(pChild);
+        if (!pPeer || pPeer == pPage || !pPeer->hasBuilder())
+            continue;
+
+        Window *pOtherGrid = pPeer->get<Window>("maingrid");
+        if (!pOtherGrid)
+            continue;
+
+       aGrids.push_back(pOtherGrid);
+    }
+
+    if (aGrids.size() > 1)
+    {
+        boost::shared_ptr< VclSizeGroup > xGroup(new VclSizeGroup);
+        for (std::vector<Window*>::iterator aI = aGrids.begin(); aI != aGrids.end(); ++aI)
+        {
+            Window *pWindow = *aI;
+            pWindow->remove_from_all_size_groups();
+            pWindow->add_to_size_group(xGroup);
+        }
+    }
+}
+
+Size getParagraphPreviewOptimalSize(const Window *pReference)
+{
+    return pReference->LogicToPixel(Size(68 , 112), MAP_APPFONT);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */