tdf#142978 Add a11y check sidebar

Change-Id: I6d9d6dca0118567f68db11b7c0cce60643211ab2
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/149000
Tested-by: Jenkins
Reviewed-by: Samuel Mehrbrodt <samuel.mehrbrodt@allotropia.de>
diff --git a/officecfg/registry/data/org/openoffice/Office/UI/Sidebar.xcu b/officecfg/registry/data/org/openoffice/Office/UI/Sidebar.xcu
index 0747b7e..83f4aa3 100644
--- a/officecfg/registry/data/org/openoffice/Office/UI/Sidebar.xcu
+++ b/officecfg/registry/data/org/openoffice/Office/UI/Sidebar.xcu
@@ -81,6 +81,26 @@
        </prop>
      </node>

      <node oor:name="A11yCheckDeck" oor:op="replace">
        <prop oor:name="Title" oor:type="xs:string">
          <value xml:lang="en-US">Accessibility Check</value>
        </prop>
        <prop oor:name="Id" oor:type="xs:string">
          <value>A11yCheckDeck</value>
        </prop>
        <prop oor:name="IconURL" oor:type="xs:string">
          <value>private:graphicrepository/cmd/lc_adddirect.png</value>
        </prop>
        <prop oor:name="ContextList">
          <value oor:separator=";">
            WriterVariants, any, visible ;
          </value>
        </prop>
        <prop oor:name="OrderIndex" oor:type="xs:int">
          <value>900</value>
        </prop>
      </node>

      <node oor:name="ShapesDeck" oor:op="replace">
        <prop oor:name="Title" oor:type="xs:string">
          <value xml:lang="en-US">Shapes</value>
@@ -577,6 +597,38 @@
        </prop>
      </node>

      <node oor:name="A11yCheckIssuesPanel" oor:op="replace">
        <prop oor:name="Title" oor:type="xs:string">
          <value xml:lang="en-US">Accessibility Issues</value>
        </prop>
        <prop oor:name="TitleBarIsOptional" oor:type="xs:boolean">
          <value>true</value>
        </prop>
        <prop oor:name="Id" oor:type="xs:string">
          <value>A11yCheckIssuesPanel</value>
        </prop>
        <prop oor:name="DeckId" oor:type="xs:string">
          <value>A11yCheckDeck</value>
        </prop>
        <prop oor:name="DefaultMenuCommand">
          <value></value>
        </prop>
        <prop oor:name="ContextList">
          <value oor:separator=";">
            WriterVariants, any, visible ;
          </value>
        </prop>
        <prop oor:name="ImplementationURL" oor:type="xs:string">
          <value>private:resource/toolpanel/SwPanelFactory/A11yCheckIssuesPanel</value>
        </prop>
        <prop oor:name="OrderIndex" oor:type="xs:int">
          <value>100</value>
        </prop>
        <prop oor:name="WantsAWT" oor:type="xs:boolean">
          <value>false</value>
        </prop>
      </node>

      <node oor:name="AreaPropertyPanel" oor:op="replace">
        <prop oor:name="Title" oor:type="xs:string">
          <value xml:lang="en-US">Area</value>
diff --git a/svx/uiconfig/ui/accessibilitycheckentry.ui b/svx/uiconfig/ui/accessibilitycheckentry.ui
index 3d60179..e084bb3 100644
--- a/svx/uiconfig/ui/accessibilitycheckentry.ui
+++ b/svx/uiconfig/ui/accessibilitycheckentry.ui
@@ -29,7 +29,7 @@
    </child>
    <child>
      <object class="GtkButton" id="accessibilityCheckEntryGotoButton">
        <property name="label" translatable="yes" context="accessibilitycheckentry|accessibilityCheckEntryGotoButton">Go to Issue</property>
        <property name="label" translatable="yes" context="accessibilitycheckentry|accessibilityCheckEntryGotoButton">Go to</property>
        <property name="visible">True</property>
        <property name="can-focus">True</property>
        <property name="receives-default">True</property>
diff --git a/sw/Library_sw.mk b/sw/Library_sw.mk
index 05dd362..8a79be4 100644
--- a/sw/Library_sw.mk
+++ b/sw/Library_sw.mk
@@ -734,6 +734,7 @@ $(eval $(call gb_Library_add_exception_objects,sw,\
    sw/source/uibase/sidebar/ThemePanel \
    sw/source/uibase/sidebar/SwPanelFactory \
    sw/source/uibase/sidebar/WriterInspectorTextPanel \
    sw/source/uibase/sidebar/A11yCheckIssuesPanel \
    sw/source/uibase/table/chartins \
    sw/source/uibase/table/swtablerep \
    sw/source/uibase/table/tablemgr \
diff --git a/sw/UIConfig_swriter.mk b/sw/UIConfig_swriter.mk
index 867baf4..7011ed1 100644
--- a/sw/UIConfig_swriter.mk
+++ b/sw/UIConfig_swriter.mk
@@ -285,6 +285,7 @@ $(eval $(call gb_UIConfig_add_uifiles,modules/swriter,\
	sw/uiconfig/swriter/ui/pagestylespanel \
	sw/uiconfig/swriter/ui/pageheaderpanel \
	sw/uiconfig/swriter/ui/pagefooterpanel \
	sw/uiconfig/swriter/ui/a11ycheckissuespanel \
	sw/uiconfig/swriter/ui/poseditbox \
	sw/uiconfig/swriter/ui/sidebarwrap \
	sw/uiconfig/swriter/ui/sidebarstylepresets \
diff --git a/sw/source/uibase/sidebar/A11yCheckIssuesPanel.cxx b/sw/source/uibase/sidebar/A11yCheckIssuesPanel.cxx
new file mode 100644
index 0000000..f9d625f
--- /dev/null
+++ b/sw/source/uibase/sidebar/A11yCheckIssuesPanel.cxx
@@ -0,0 +1,129 @@
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
 * 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 <sal/config.h>

#include <AccessibilityCheck.hxx>
#include <cmdid.h>
#include <doc.hxx>
#include <docsh.hxx>
#include <ndtxt.hxx>
#include <wrtsh.hxx>

#include <sfx2/AccessibilityIssue.hxx>
#include <vcl/svapp.hxx>

#include "A11yCheckIssuesPanel.hxx"

#include <com/sun/star/lang/IllegalArgumentException.hpp>

namespace sw::sidebar
{
AccessibilityCheckEntry::AccessibilityCheckEntry(
    weld::Container* pParent, std::shared_ptr<sfx::AccessibilityIssue> const& rAccessibilityIssue)
    : m_xBuilder(Application::CreateBuilder(pParent, "svx/ui/accessibilitycheckentry.ui"))
    , m_xContainer(m_xBuilder->weld_container("accessibilityCheckEntryBox"))
    , m_xLabel(m_xBuilder->weld_label("accessibilityCheckEntryLabel"))
    , m_xGotoButton(m_xBuilder->weld_button("accessibilityCheckEntryGotoButton"))
    , m_pAccessibilityIssue(rAccessibilityIssue)
{
    m_xLabel->set_label(m_pAccessibilityIssue->m_aIssueText);
    // lock in the height as including the button so all rows are the same height
    m_xContainer->set_size_request(-1, m_xContainer->get_preferred_size().Height());
    m_xGotoButton->set_visible(m_pAccessibilityIssue->canGotoIssue());
    m_xGotoButton->connect_clicked(LINK(this, AccessibilityCheckEntry, GotoButtonClicked));
}

IMPL_LINK_NOARG(AccessibilityCheckEntry, GotoButtonClicked, weld::Button&, void)
{
    m_pAccessibilityIssue->gotoIssue();
}

std::unique_ptr<PanelLayout> A11yCheckIssuesPanel::Create(weld::Widget* pParent,
                                                          SfxBindings* pBindings)
{
    if (pParent == nullptr)
        throw ::com::sun::star::lang::IllegalArgumentException(
            "no parent window given to A11yCheckIssuesPanel::Create", nullptr, 0);
    return std::make_unique<A11yCheckIssuesPanel>(pParent, pBindings);
}

A11yCheckIssuesPanel::A11yCheckIssuesPanel(weld::Widget* pParent, SfxBindings* pBindings)
    : PanelLayout(pParent, "A11yCheckIssuesPanel", "modules/swriter/ui/a11ycheckissuespanel.ui")
    , m_xAccessibilityCheckBox(m_xBuilder->weld_box("accessibilityCheckBox"))
    , m_xScrolledWindow(m_xBuilder->weld_scrolled_window("scrolledwindow"))
    , maA11yCheckController(FN_STAT_ACCESSIBILITY_CHECK, *pBindings, *this)
    , mnIssueCount(0)
{
    SwDocShell* pDocSh = dynamic_cast<SwDocShell*>(SfxObjectShell::Current());
    if (!pDocSh)
        return;

    mpDoc = pDocSh->GetDoc();

    populateIssues();
}

A11yCheckIssuesPanel::~A11yCheckIssuesPanel() { m_xAccessibilityCheckBox.reset(); }

void A11yCheckIssuesPanel::populateIssues()
{
    if (!mpDoc)
        return;
    sw::AccessibilityCheck aCheck(mpDoc);
    aCheck.check();
    m_aIssueCollection = aCheck.getIssueCollection();

    // Remove old issue widgets
    for (auto const& xEntry : m_aAccessibilityCheckEntries)
        m_xAccessibilityCheckBox->move(xEntry->get_widget(), nullptr);

    sal_Int32 i = 0;
    for (std::shared_ptr<sfx::AccessibilityIssue> const& pIssue : m_aIssueCollection.getIssues())
    {
        auto xEntry
            = std::make_unique<AccessibilityCheckEntry>(m_xAccessibilityCheckBox.get(), pIssue);
        m_xAccessibilityCheckBox->reorder_child(xEntry->get_widget(), i++);
        m_aAccessibilityCheckEntries.push_back(std::move(xEntry));
    }

    if (!m_aAccessibilityCheckEntries.empty())
    {
        auto nRowHeight
            = m_aAccessibilityCheckEntries.back()->get_widget()->get_preferred_size().Height();
        // 6 is the spacing set in the .ui
        m_xScrolledWindow->vadjustment_set_step_increment(nRowHeight + 6);
    }
}

void A11yCheckIssuesPanel::NotifyItemUpdate(const sal_uInt16 nSid, const SfxItemState /* eState */,
                                            const SfxPoolItem* pState)
{
    if (!m_xAccessibilityCheckBox) //disposed
        return;

    switch (nSid)
    {
        case FN_STAT_ACCESSIBILITY_CHECK:
        {
            sal_Int32 nIssueCount = static_cast<const SfxInt32Item*>(pState)->GetValue();
            if (nIssueCount != mnIssueCount)
            {
                mnIssueCount = nIssueCount;
                populateIssues();
            }
        }
        break;
        default:
            break;
    }
}
}

/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/sw/source/uibase/sidebar/A11yCheckIssuesPanel.hxx b/sw/source/uibase/sidebar/A11yCheckIssuesPanel.hxx
new file mode 100644
index 0000000..23bf646
--- /dev/null
+++ b/sw/source/uibase/sidebar/A11yCheckIssuesPanel.hxx
@@ -0,0 +1,74 @@
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
 * 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/.
 */

#pragma once

#include <memory>

#include <sfx2/AccessibilityIssue.hxx>
#include <sfx2/sidebar/ControllerItem.hxx>
#include <sfx2/sidebar/PanelLayout.hxx>
#include <svl/poolitem.hxx>
#include <tools/link.hxx>
#include <vcl/weld.hxx>

#include <doc.hxx>

namespace sw::sidebar
{
class AccessibilityCheckEntry final
{
private:
    std::unique_ptr<weld::Builder> m_xBuilder;
    std::unique_ptr<weld::Container> m_xContainer;
    std::unique_ptr<weld::Label> m_xLabel;
    std::unique_ptr<weld::Button> m_xGotoButton;

    std::shared_ptr<sfx::AccessibilityIssue> const& m_pAccessibilityIssue;

public:
    AccessibilityCheckEntry(weld::Container* pParent,
                            std::shared_ptr<sfx::AccessibilityIssue> const& pAccessibilityIssue);

    weld::Widget* get_widget() const { return m_xContainer.get(); }

    DECL_LINK(GotoButtonClicked, weld::Button&, void);
};

class A11yCheckIssuesPanel : public PanelLayout,
                             public ::sfx2::sidebar::ControllerItem::ItemUpdateReceiverInterface
{
public:
    static std::unique_ptr<PanelLayout> Create(weld::Widget* pParent, SfxBindings* pBindings);

    virtual void NotifyItemUpdate(const sal_uInt16 nSId, const SfxItemState eState,
                                  const SfxPoolItem* pState) override;

    virtual void GetControlState(const sal_uInt16 /*nSId*/,
                                 boost::property_tree::ptree& /*rState*/) override{};

    A11yCheckIssuesPanel(weld::Widget* pParent, SfxBindings* pBindings);
    virtual ~A11yCheckIssuesPanel() override;

private:
    std::vector<std::unique_ptr<AccessibilityCheckEntry>> m_aAccessibilityCheckEntries;
    std::unique_ptr<weld::Box> m_xAccessibilityCheckBox;
    std::unique_ptr<weld::ScrolledWindow> m_xScrolledWindow;
    sfx::AccessibilityIssueCollection m_aIssueCollection;
    std::function<sfx::AccessibilityIssueCollection()> m_getIssueCollection;
    void populateIssues();

    SwDoc* mpDoc;
    ::sfx2::sidebar::ControllerItem maA11yCheckController;
    sal_Int32 mnIssueCount;
};

} //end of namespace sw::sidebar

/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
diff --git a/sw/source/uibase/sidebar/SwPanelFactory.cxx b/sw/source/uibase/sidebar/SwPanelFactory.cxx
index 5dcd0f3..5ae3a78 100644
--- a/sw/source/uibase/sidebar/SwPanelFactory.cxx
+++ b/sw/source/uibase/sidebar/SwPanelFactory.cxx
@@ -19,6 +19,7 @@

#include <com/sun/star/ui/XUIElementFactory.hpp>

#include "A11yCheckIssuesPanel.hxx"
#include "ThemePanel.hxx"
#include "StylePresetsPanel.hxx"
#include "PageStylesPanel.hxx"
@@ -196,6 +197,12 @@ Reference<ui::XUIElement> SAL_CALL SwPanelFactory::createUIElement (
        xElement = sfx2::sidebar::SidebarPanelBase::Create(
                        rsResourceURL, xFrame, std::move(xPanel), ui::LayoutSize(-1,-1,-1));
    }
    else if (rsResourceURL.endsWith("/A11yCheckIssuesPanel"))
    {
        std::unique_ptr<PanelLayout> xPanel = sw::sidebar::A11yCheckIssuesPanel::Create(pParent, pBindings);
        xElement = sfx2::sidebar::SidebarPanelBase::Create(
                        rsResourceURL, xFrame, std::move(xPanel), ui::LayoutSize(-1,-1,-1));
    }

    return xElement;
}
diff --git a/sw/uiconfig/swriter/ui/a11ycheckissuespanel.ui b/sw/uiconfig/swriter/ui/a11ycheckissuespanel.ui
new file mode 100644
index 0000000..da87f9b
--- /dev/null
+++ b/sw/uiconfig/swriter/ui/a11ycheckissuespanel.ui
@@ -0,0 +1,49 @@
<?xml version="1.0" encoding="UTF-8"?>
<!-- Generated with glade 3.40.0 -->
<interface domain="sw">
  <requires lib="gtk+" version="3.20"/>
  <object class="GtkBox" id="A11yCheckIssuesPanel">
    <property name="visible">True</property>
    <property name="can-focus">False</property>
    <property name="hexpand">True</property>
    <property name="vexpand">True</property>
    <property name="orientation">vertical</property>
    <child>
      <object class="GtkScrolledWindow" id="scrolledwindow">
        <property name="visible">True</property>
        <property name="can-focus">True</property>
        <property name="hexpand">True</property>
        <property name="vexpand">True</property>
        <property name="shadow-type">in</property>
        <child>
          <object class="GtkViewport">
            <property name="visible">True</property>
            <property name="can-focus">False</property>
            <property name="hexpand">True</property>
            <property name="vexpand">True</property>
            <child>
              <object class="GtkBox" id="accessibilityCheckBox">
                <property name="visible">True</property>
                <property name="can-focus">False</property>
                <property name="valign">start</property>
                <property name="hexpand">True</property>
                <property name="vexpand">True</property>
                <property name="orientation">vertical</property>
                <property name="spacing">6</property>
                <property name="homogeneous">True</property>
                <child>
                  <placeholder/>
                </child>
              </object>
            </child>
          </object>
        </child>
      </object>
      <packing>
        <property name="expand">True</property>
        <property name="fill">True</property>
        <property name="position">1</property>
      </packing>
    </child>
  </object>
</interface>