TSCP: Classification Text Editor based on EditEngine

Change-Id: I70f4999fe3a787b866ee1f8959cf1eb225b81f07

5 files changed, 323 insertions, 1 deletions

diff --git a/extras/source/glade/libreoffice-catalog.xml.in b/extras/source/glade/libreoffice-catalog.xml.in
index 73ef75c861af..8fb5d4c803c7 100644
--- a/extras/source/glade/libreoffice-catalog.xml.in
+++ b/extras/source/glade/libreoffice-catalog.xml.in
@@ -677,6 +677,10 @@
                         generic-name="Text View" parent="GtkTextView"
                         icon-name="widget-gtk-textentry"/>
 
+    <glade-widget-class title="Text View" name="svxlo-ClassificationEditView"
+                        generic-name="Text View" parent="GtkTextView"
+                        icon-name="widget-gtk-textentry"/>
+
     <glade-widget-class title="Combo Image Button" name="sclo-ScExtIButton"
                         generic-name="Combo Image Button" parent="GtkButton"
                         icon-name="widget-gtk-button"/>
@@ -684,7 +688,7 @@
     <glade-widget-class title="Open Document ListBox" name="dbulo-OpenDocumentListBox"
                         generic-name="Open Document ListBox" parent="GtkComboBox"
                         icon-name="widget-gtk-combobox"/>
-                        
+
     <glade-widget-class title="Fill Type ListBox" name="svxlo-SvxFillTypeBox"
                         generic-name="Fill Type ListBox" parent="GtkComboBox"
                         icon-name="widget-gtk-combobox"/>
diff --git a/include/svx/ClassificationEditView.hxx b/include/svx/ClassificationEditView.hxx
new file mode 100644
index 000000000000..f045ce33e165
--- /dev/null
+++ b/include/svx/ClassificationEditView.hxx
@@ -0,0 +1,70 @@
+/* -*- 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/.
+ *
+ */
+
+#ifndef INCLUDED_SVX_CLASSIFICATIONEDITVIEW_HXX
+#define INCLUDED_SVX_CLASSIFICATIONEDITVIEW_HXX
+
+#include <sal/config.h>
+#include <svx/svxdllapi.h>
+#include <vcl/dialog.hxx>
+#include <editeng/flditem.hxx>
+#include <editeng/numitem.hxx>
+#include <editeng/editeng.hxx>
+#include <editeng/editview.hxx>
+
+namespace svx {
+
+class ClassificationEditEngine : public EditEngine
+{
+public:
+    ClassificationEditEngine(SfxItemPool* pItemPool);
+
+    virtual OUString CalcFieldValue(const SvxFieldItem& rField, sal_Int32 nPara, sal_Int32 nPos, Color*& rTxtColor, Color*& rFldColor) override;
+};
+
+class SVX_DLLPUBLIC ClassificationEditView : public Control
+{
+public:
+    ClassificationEditView(vcl::Window* pParent,  WinBits nBits);
+    virtual ~ClassificationEditView() override;
+
+    virtual void dispose() override;
+
+    using Control::SetFont;
+    using Control::SetText;
+
+    void SetCharAttributes();
+
+    void InsertField(const SvxFieldItem& rField);
+
+    void InvertSelectionWeight();
+
+    void SetNumType(SvxNumType eNumType);
+
+    std::unique_ptr<ClassificationEditEngine> pEdEngine;
+    std::unique_ptr<EditView> pEdView;
+
+protected:
+    virtual void Paint( vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect ) override;
+    virtual void MouseMove( const MouseEvent& rMEvt ) override;
+    virtual void MouseButtonDown( const MouseEvent& rMEvt ) override;
+    virtual void MouseButtonUp( const MouseEvent& rMEvt ) override;
+    virtual void KeyInput( const KeyEvent& rKEvt ) override;
+    virtual void Command( const CommandEvent& rCEvt ) override;
+    virtual void GetFocus() override;
+    virtual void LoseFocus() override;
+    virtual void Resize() override;
+};
+
+} // end svx namespace
+
+#endif // INCLUDED_SVX_CLASSIFICATIONEDITVIEW_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/include/svx/ClassificationField.hxx b/include/svx/ClassificationField.hxx
new file mode 100644
index 000000000000..ab2b01a8e122
--- /dev/null
+++ b/include/svx/ClassificationField.hxx
@@ -0,0 +1,65 @@
+/* -*- 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/.
+ *
+ */
+
+#ifndef INCLUDED_SVX_CLASSIFICATIONFIELD_HXX
+#define INCLUDED_SVX_CLASSIFICATIONFIELD_HXX
+
+#include <sal/config.h>
+#include <svx/svxdllapi.h>
+
+namespace svx {
+
+enum class ClassificationType
+{
+    CLASSIFICATION,
+    MARKINGS,
+    TEXT,
+};
+
+class SVX_DLLPUBLIC ClassificationField : public SvxFieldData
+{
+public:
+    ClassificationType meType;
+    OUString msDescription;
+
+    ClassificationField(ClassificationType eType, OUString const & sDescription)
+        : SvxFieldData()
+        , meType(eType)
+        , msDescription(sDescription)
+    {}
+
+    ClassificationField* Clone() const override
+    {
+        return new ClassificationField(meType, msDescription);
+    }
+
+    bool operator==(const SvxFieldData& rOther) const override
+    {
+        if (typeid(rOther) != typeid(*this))
+            return false;
+
+        const ClassificationField& rOtherField = static_cast<const ClassificationField&>(rOther);
+        return (meType == rOtherField.meType) &&
+               (msDescription == rOtherField.msDescription);
+    }
+};
+
+struct SVX_DLLPUBLIC ClassificationResult
+{
+    ClassificationType meType;
+    OUString msString;
+    sal_Int32 mnParagraph;
+};
+
+} // end svx namespace
+
+#endif // INCLUDED_SVX_CLASSIFICATIONFIELD_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/svx/Library_svx.mk b/svx/Library_svx.mk
index b24478828ff2..1189b8c29bc0 100644
--- a/svx/Library_svx.mk
+++ b/svx/Library_svx.mk
@@ -117,6 +117,7 @@ $(eval $(call gb_Library_add_exception_objects,svx,\
 		svx/source/dialog/crashreportdlg \
 		svx/source/dialog/crashreportui) \
     svx/source/dialog/ctredlin \
+    svx/source/dialog/ClassificationEditView \
     svx/source/dialog/databaseregistrationui \
     svx/source/dialog/dialcontrol \
     svx/source/dialog/dlgctl3d \
diff --git a/svx/source/dialog/ClassificationEditView.cxx b/svx/source/dialog/ClassificationEditView.cxx
new file mode 100644
index 000000000000..9f8b2c8ecdb5
--- /dev/null
+++ b/svx/source/dialog/ClassificationEditView.cxx
@@ -0,0 +1,182 @@
+/* -*- 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 <svx/ClassificationEditView.hxx>
+#include <svx/ClassificationField.hxx>
+
+#include <vcl/svapp.hxx>
+#include <vcl/settings.hxx>
+#include <svl/itemset.hxx>
+#include <editeng/wghtitem.hxx>
+#include <editeng/eeitem.hxx>
+
+extern "C" SAL_DLLPUBLIC_EXPORT void SAL_CALL makeClassificationEditView(VclPtr<vcl::Window> & rRet, VclPtr<vcl::Window> & pParent, VclBuilder::stringmap &)
+{
+    rRet = VclPtr<svx::ClassificationEditView>::Create(pParent, WB_BORDER|WB_TABSTOP);
+}
+
+namespace svx {
+
+ClassificationEditEngine::ClassificationEditEngine(SfxItemPool* pItemPool)
+    : EditEngine(pItemPool)
+{}
+
+OUString ClassificationEditEngine::CalcFieldValue(const SvxFieldItem& rField, sal_Int32 /*nPara*/,
+                                                  sal_Int32 /*nPos*/, Color*& /*rTxtColor*/, Color*& /*rFldColor*/)
+{
+    OUString aString;
+    const ClassificationField* pClassificationField = dynamic_cast<const ClassificationField*>(rField.GetField());
+    if (pClassificationField)
+        aString = pClassificationField->msDescription;
+    else
+        aString = "Unknown";
+    return aString;
+}
+
+ClassificationEditView::ClassificationEditView(vcl::Window* pParent, WinBits nBits)
+    : Control(pParent, nBits)
+{
+    EnableRTL(false);
+
+    const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
+    Color aBgColor = rStyleSettings.GetWindowColor();
+
+    SetMapMode(MapUnit::MapTwip);
+    SetPointer(PointerStyle::Text);
+    SetBackground(aBgColor);
+
+    Size aSize(GetOutputSize());
+    aSize.Height() *= 4;
+
+    pEdEngine.reset(new ClassificationEditEngine(EditEngine::CreatePool()));
+    pEdEngine->SetPaperSize( aSize );
+    pEdEngine->SetRefDevice( this );
+
+    pEdEngine->SetControlWord(pEdEngine->GetControlWord() | EEControlBits::MARKFIELDS);
+
+    pEdView.reset(new EditView(pEdEngine.get(), this));
+    pEdView->SetOutputArea(tools::Rectangle(Point(0,0), GetOutputSize()));
+
+    pEdView->SetBackgroundColor(aBgColor);
+    pEdEngine->InsertView(pEdView.get());
+}
+
+ClassificationEditView::~ClassificationEditView()
+{
+    disposeOnce();
+}
+
+void ClassificationEditView::dispose()
+{
+    Control::dispose();
+}
+
+void ClassificationEditView::Resize()
+{
+    Size aOutputSize(GetOutputSize());
+    Size aSize(aOutputSize);
+    aSize.Height() *= 4;
+    pEdEngine->SetPaperSize(aSize);
+    pEdView->SetOutputArea(tools::Rectangle(Point(0,0), aOutputSize));
+    Control::Resize();
+}
+
+void ClassificationEditView::InsertField(const SvxFieldItem& rFieldItem)
+{
+    pEdView->InsertField(rFieldItem);
+    pEdView->Invalidate();
+}
+
+void ClassificationEditView::InvertSelectionWeight()
+{
+    std::unique_ptr<SfxItemSet> pSet(new SfxItemSet(pEdEngine->GetAttribs(pEdView->GetSelection())));
+    FontWeight eFontWeight = WEIGHT_BOLD;
+    if (const SfxPoolItem* pItem = pSet->GetItem(EE_CHAR_WEIGHT, true))
+    {
+        const SvxWeightItem* pWeightItem = dynamic_cast<const SvxWeightItem*>(pItem);
+        if (pWeightItem && pWeightItem->GetWeight() == WEIGHT_BOLD)
+            eFontWeight = WEIGHT_NORMAL;
+    }
+
+    SvxWeightItem aWeight(eFontWeight, EE_CHAR_WEIGHT);
+    pSet->Put(aWeight);
+    pEdEngine->QuickSetAttribs(*pSet, pEdView->GetSelection());
+    pEdView->Invalidate();
+}
+
+void ClassificationEditView::Paint(vcl::RenderContext& rRenderContext, const tools::Rectangle& rRect)
+{
+    const StyleSettings& rStyleSettings = Application::GetSettings().GetStyleSettings();
+    Color aBgColor = rStyleSettings.GetWindowColor();
+
+    pEdView->SetBackgroundColor(aBgColor);
+
+    SetBackground(aBgColor);
+
+    Control::Paint(rRenderContext, rRect);
+
+    pEdView->Paint(rRect);
+
+    if (HasFocus())
+        pEdView->ShowCursor();
+}
+
+void ClassificationEditView::MouseMove(const MouseEvent& rMEvt)
+{
+    pEdView->MouseMove(rMEvt);
+}
+
+void ClassificationEditView::MouseButtonDown(const MouseEvent& rMEvt)
+{
+    if (!HasFocus())
+        GrabFocus();
+
+    pEdView->MouseButtonDown(rMEvt);
+}
+
+void ClassificationEditView::MouseButtonUp(const MouseEvent& rMEvt)
+{
+    pEdView->MouseButtonUp(rMEvt);
+}
+
+void ClassificationEditView::KeyInput(const KeyEvent& rKEvt)
+{
+    sal_uInt16 nKey =  rKEvt.GetKeyCode().GetModifier() + rKEvt.GetKeyCode().GetCode();
+
+    if (nKey == KEY_TAB || nKey == KEY_TAB + KEY_SHIFT)
+    {
+        Control::KeyInput( rKEvt );
+    }
+    else if (!pEdView->PostKeyEvent(rKEvt))
+    {
+        Control::KeyInput(rKEvt);
+    }
+}
+
+void ClassificationEditView::Command(const CommandEvent& rCEvt)
+{
+    pEdView->Command(rCEvt);
+}
+
+void ClassificationEditView::GetFocus()
+{
+    pEdView->ShowCursor();
+
+    Control::GetFocus();
+}
+
+void ClassificationEditView::LoseFocus()
+{
+    Control::LoseFocus();
+}
+
+} // end sfx2
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */