1 files changed, 230 insertions, 0 deletions
diff --git a/sd/source/ui/slidesorter/view/SlsToolTip.cxx b/sd/source/ui/slidesorter/view/SlsToolTip.cxx
new file mode 100644
index 000000000000..211760ef2002
--- /dev/null
+++ b/sd/source/ui/slidesorter/view/SlsToolTip.cxx
@@ -0,0 +1,230 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "precompiled_sd.hxx"
+
+#include "view/SlsToolTip.hxx"
+#include "view/SlideSorterView.hxx"
+#include "view/SlsLayouter.hxx"
+#include "view/SlsTheme.hxx"
+#include "sdpage.hxx"
+#include "sdresid.hxx"
+#include "glob.hrc"
+#include <vcl/help.hxx>
+
+using ::rtl::OUString;
+
+namespace sd { namespace slidesorter { namespace view {
+
+ToolTip::ToolTip (SlideSorter& rSlideSorter)
+    : mrSlideSorter(rSlideSorter),
+      msDefaultHelpText(),
+      msCurrentHelpText(),
+      mnHelpWindowHandle(0),
+      maTimer()
+{
+    maTimer.SetTimeout(rSlideSorter.GetTheme()->GetIntegerValue(Theme::Integer_ToolTipDelay));
+    maTimer.SetTimeoutHdl(LINK(this, ToolTip, DelayTrigger));
+}
+
+
+
+
+ToolTip::~ToolTip (void)
+{
+    maTimer.Stop();
+    Hide();
+}
+
+
+
+
+void ToolTip::SetPage (const model::SharedPageDescriptor& rpDescriptor)
+{
+    if (mpDescriptor != rpDescriptor)
+    {
+        maTimer.Stop();
+        Hide();
+
+        mpDescriptor = rpDescriptor;
+
+        if (mpDescriptor)
+        {
+            SdPage* pPage = mpDescriptor->GetPage();
+            OUString sHelpText;
+            if (pPage != NULL)
+                sHelpText = pPage->GetName();
+            else
+            {
+                OSL_ASSERT(mpDescriptor->GetPage() != NULL);
+            }
+            if (sHelpText.getLength() == 0)
+            {
+                sHelpText = String(SdResId(STR_PAGE));
+                sHelpText += String::CreateFromInt32(mpDescriptor->GetPageIndex()+1);
+            }
+
+            msDefaultHelpText = sHelpText;
+            msCurrentHelpText = sHelpText;
+            Show(false);
+        }
+        else
+        {
+            msDefaultHelpText = OUString();
+            msCurrentHelpText = OUString();
+        }
+    }
+}
+
+
+
+
+void ToolTip::ShowDefaultHelpText (const ::rtl::OUString& rsHelpText)
+{
+    if (msDefaultHelpText != rsHelpText)
+    {
+        const bool bIsVisible (Hide());
+
+        msDefaultHelpText = rsHelpText;
+        msCurrentHelpText = rsHelpText;
+
+        Show(bIsVisible);
+    }
+}
+
+
+
+
+void ToolTip::ShowDefaultHelpText (void)
+{
+    if (msCurrentHelpText != msDefaultHelpText)
+    {
+        const bool bIsVisible (Hide());
+
+        msCurrentHelpText = msDefaultHelpText;
+
+        Show(bIsVisible);
+    }
+}
+
+
+
+
+void ToolTip::ShowHelpText (const ::rtl::OUString& rsHelpText)
+{
+    if (msCurrentHelpText != rsHelpText)
+    {
+        const bool bIsVisible (Hide());
+
+        msCurrentHelpText = rsHelpText;
+
+        Show(bIsVisible);
+    }
+}
+
+
+
+
+void ToolTip::Show (const bool bNoDelay)
+{
+    if (bNoDelay)
+        DoShow();
+    else
+        maTimer.Start();
+}
+
+
+
+
+void ToolTip::DoShow (void)
+{
+    if (maTimer.IsActive())
+    {
+        // The delay timer is active.  Wait for it to trigger the showing of
+        // the tool tip.
+        return;
+    }
+
+    SharedSdWindow pWindow (mrSlideSorter.GetContentWindow());
+    if (msCurrentHelpText.getLength()>0 && pWindow)
+    {
+        Rectangle aBox (
+            mrSlideSorter.GetView().GetLayouter().GetPageObjectLayouter()->GetBoundingBox(
+                mpDescriptor,
+                PageObjectLayouter::Preview,
+                PageObjectLayouter::WindowCoordinateSystem));
+
+        // Do not show the help text when the (lower edge of the ) preview
+        // is not visible.  The tool tip itself may still be outside the
+        // window.
+        if (aBox.Bottom() >= pWindow->GetSizePixel().Height())
+            return;
+
+        ::Window* pParent (pWindow.get());
+        while (pParent!=NULL && pParent->GetParent()!=NULL)
+            pParent = pParent->GetParent();
+        const Point aOffset (pWindow->GetWindowExtentsRelative(pParent).TopLeft());
+
+        // We do not know how high the tool tip will be but want its top
+        // edge not its bottom to be at a specific position (a little below
+        // the preview).  Therefore we use a little trick and place the tool
+        // tip at the top of a rectangle that is placed below the preview.
+        aBox.Move(aOffset.X(), aOffset.Y() + aBox.GetHeight() + 3);
+        mnHelpWindowHandle = Help::ShowTip(
+            pWindow.get(),
+            aBox,
+            msCurrentHelpText,
+            QUICKHELP_CENTER | QUICKHELP_TOP);
+    }
+}
+
+
+
+
+bool ToolTip::Hide (void)
+{
+    if (mnHelpWindowHandle>0)
+    {
+        Help::HideTip(mnHelpWindowHandle);
+        mnHelpWindowHandle = 0;
+        return true;
+    }
+    else
+        return false;
+}
+
+
+
+
+IMPL_LINK(ToolTip, DelayTrigger, void*, EMPTYARG)
+{
+    DoShow();
+
+    return 0;
+}
+
+} } } // end of namespace ::sd::slidesorter::view