tdf#93430: Cannot get accessible text attributes for 'Not in dictionary' entry

Squashed from two commits:

tdf#93430: Get run attributes of text objects

.. which are not paragraphs.

Note: For some reason in character attributes sequence
we have a wrong Any value for "CharPosture" property.

Signed-off-by: Tamás Zolnai <tamas.zolnai@collabora.com>
Reviewed-on: https://gerrit.libreoffice.org/31591
(cherry picked from commit 17773e1a8dd6e97f57db111819338c418f819cef)

tdf#93430: Cannot get accessible text attributes for 'Not in dictionary' entry

Reviewed-on: https://gerrit.libreoffice.org/31778
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>
Tested-by: Tamás Zolnai <tamas.zolnai@collabora.com>
(cherry picked from commit e0d8c3821b8fa1e7d00f7b4a7d007f9cb5c592a5)

Reviewed-on: https://gerrit.libreoffice.org/31792
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>

tdf#93430: Return the right offsets for runs

MultiLineEdit is a special control which can have
more text portions with different text attributes.

Reviewed-on: https://gerrit.libreoffice.org/31813
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>
(cherry picked from commit 8d52045853cecb716138d51b8b6ad0272a86af86)

Change-Id: Ia45526c01cc381d3d6a1b56dbf4f03fdd38a0989
Reviewed-on: https://gerrit.libreoffice.org/31804
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

3 files changed, 38 insertions, 6 deletions

diff --git a/vcl/source/edit/texteng.cxx b/vcl/source/edit/texteng.cxx
index df1de5bf900a..1a91f99ec2b7 100644
--- a/vcl/source/edit/texteng.cxx
+++ b/vcl/source/edit/texteng.cxx
@@ -1223,6 +1223,26 @@ long TextEngine::CalcTextWidth( sal_uInt32 nPara, sal_Int32 nPortionStart, sal_I
     return nWidth;
 }
 
+void TextEngine::GetTextPortionRange(const TextPaM& rPaM, sal_Int32& nStart, sal_Int32& nEnd)
+{
+    nStart = 0;
+    nEnd = 0;
+    TEParaPortion* pParaPortion = mpTEParaPortions->GetObject( rPaM.GetPara() );
+    for ( size_t i = 0; i < pParaPortion->GetTextPortions().size(); ++i )
+    {
+        TETextPortion* pTextPortion = pParaPortion->GetTextPortions()[ i ];
+        if (nStart + pTextPortion->GetLen() > rPaM.GetIndex())
+        {
+            nEnd = nStart + pTextPortion->GetLen();
+            return;
+        }
+        else
+        {
+            nStart += pTextPortion->GetLen();
+        }
+    }
+}
+
 sal_uInt16 TextEngine::GetLineCount( sal_uInt32 nParagraph ) const
 {
     DBG_ASSERT( nParagraph < mpTEParaPortions->Count(), "GetLineCount: Out of range" );
diff --git a/vcl/unx/gtk/a11y/atktext.cxx b/vcl/unx/gtk/a11y/atktext.cxx
index 5c662a711131..425b3358f1b7 100644
--- a/vcl/unx/gtk/a11y/atktext.cxx
+++ b/vcl/unx/gtk/a11y/atktext.cxx
@@ -494,12 +494,20 @@ text_wrapper_get_run_attributes( AtkText        *text,
 
         css::uno::Reference<css::accessibility::XAccessibleText> pText
             = getText( text );
-        css::uno::Reference<css::accessibility::XAccessibleTextAttributes>
-            pTextAttributes = getTextAttributes( text );
-        if( pText.is() && pTextAttributes.is() )
+        if( pText.is())
         {
-            uno::Sequence< beans::PropertyValue > aAttributeList =
-                pTextAttributes->getRunAttributes( offset, uno::Sequence< OUString > () );
+            uno::Sequence< beans::PropertyValue > aAttributeList;
+
+            css::uno::Reference<css::accessibility::XAccessibleTextAttributes>
+                pTextAttributes = getTextAttributes( text );
+            if(pTextAttributes.is()) // Text attributes are available for paragraphs only
+            {
+                aAttributeList = pTextAttributes->getRunAttributes( offset, uno::Sequence< OUString > () );
+            }
+            else // For other text objects use character attributes
+            {
+                aAttributeList = pText->getCharacterAttributes( offset, uno::Sequence< OUString > () );
+            }
 
             pSet = attribute_set_new_from_property_values( aAttributeList, true, text );
             //  #i100938#
diff --git a/vcl/unx/gtk/a11y/atktextattributes.cxx b/vcl/unx/gtk/a11y/atktextattributes.cxx
index b7857d079b66..43d6d9c535d4 100644
--- a/vcl/unx/gtk/a11y/atktextattributes.cxx
+++ b/vcl/unx/gtk/a11y/atktextattributes.cxx
@@ -301,7 +301,11 @@ FontSlant2Style(const uno::Any& rAny)
 {
     const gchar * value = nullptr;
 
-    switch( rAny.get<awt::FontSlant>() )
+    awt::FontSlant aFontSlant;
+    if(!(rAny >>= aFontSlant))
+        return nullptr;
+
+    switch( aFontSlant )
     {
         case awt::FontSlant_NONE:
             value = "normal";