fdo#61390: simple keybard support in TemplateManager

Adds support for the UP, DOWN, LEFT, RIGHT and RETURN keys in the
thumbnails view but doesn't handle the modifiers yet. There are still
some problems with the focus and key input outside the top level

Change-Id: I5ba67583c835bcc00b075071411c0d6590a07f9a

1 files changed, 99 insertions, 5 deletions

diff --git a/sfx2/source/control/thumbnailview.cxx b/sfx2/source/control/thumbnailview.cxx
index ea66ecc42e2b..b73b9084cf0d 100644
--- a/sfx2/source/control/thumbnailview.cxx
+++ b/sfx2/source/control/thumbnailview.cxx
@@ -214,6 +214,8 @@ void ThumbnailView::CalculateItemPositions ()
     WinBits     nStyle = GetStyle();
     ScrollBar*  pDelScrBar = NULL;
 
+    mFilteredItemList.clear();
+
     // consider the scrolling
     if ( nStyle & WB_VSCROLL )
         ImplInitScrollBar();
@@ -295,6 +297,7 @@ void ThumbnailView::CalculateItemPositions ()
 
         if (maFilterFunc(pItem))
         {
+            mFilteredItemList.push_back(pItem);
             if ((nCurCount >= nFirstItem) && (nCurCount < nLastItem))
             {
                 if( !pItem->isVisible())
@@ -487,6 +490,73 @@ IMPL_LINK (ThumbnailView, OnItemSelected, ThumbnailViewItem*, pItem)
     return 0;
 }
 
+void ThumbnailView::KeyInput( const KeyEvent& rKEvt )
+{
+    // Get the last selected item in the list
+    size_t nLastPos = 0;
+    bool bFoundLast = false;
+    for ( long i = mFilteredItemList.size() - 1; !bFoundLast && i >= 0; --i )
+    {
+        ThumbnailViewItem* pItem = mFilteredItemList[i];
+        if ( pItem->isSelected() )
+        {
+            nLastPos = i;
+            bFoundLast = true;
+        }
+    }
+
+    KeyCode aKeyCode = rKEvt.GetKeyCode();
+    ThumbnailViewItem* pNext = NULL;
+    switch ( aKeyCode.GetCode() )
+    {
+        case KEY_RIGHT:
+            {
+                size_t nNextPos = nLastPos;
+                if ( bFoundLast && nLastPos < mFilteredItemList.size( ) - 1 )
+                    nNextPos = nLastPos + 1;
+                pNext = mFilteredItemList[nNextPos];
+            }
+            break;
+        case KEY_LEFT:
+            {
+                size_t nNextPos = nLastPos;
+                if ( nLastPos > 0 )
+                    nNextPos = nLastPos - 1;
+                pNext = mFilteredItemList[nNextPos];
+            }
+            break;
+        case KEY_DOWN:
+            {
+                size_t nNextPos = nLastPos;
+                if ( bFoundLast && nLastPos < mFilteredItemList.size( ) - mnCols )
+                    nNextPos = nLastPos + mnCols;
+                pNext = mFilteredItemList[nNextPos];
+            }
+            break;
+        case KEY_UP:
+            {
+                size_t nNextPos = nLastPos;
+                if ( nLastPos >= mnCols )
+                    nNextPos = nLastPos - mnCols;
+                pNext = mFilteredItemList[nNextPos];
+            }
+            break;
+        case KEY_RETURN:
+            {
+                if ( bFoundLast )
+                    OnItemDblClicked( mFilteredItemList[nLastPos] );
+            }
+        default:
+            Control::KeyInput( rKEvt );
+    }
+
+    if ( pNext && pNext->isVisible() )
+    {
+        deselectItems();
+        SelectItem(pNext->mnId);
+    }
+}
+
 void ThumbnailView::MouseButtonDown( const MouseEvent& rMEvt )
 {
     if ( rMEvt.IsLeft() )
@@ -497,12 +567,17 @@ void ThumbnailView::MouseButtonDown( const MouseEvent& rMEvt )
         {
             if ( rMEvt.GetClicks() == 1 )
             {
-                if (!pItem->isSelected() && !rMEvt.IsMod1())
-                    deselectItems( );
-                pItem->setSelection(true);
+                if (pItem->isSelected() && rMEvt.IsMod1())
+                    DeselectItem( pItem->mnId );
+                else
+                {
+                    if (!pItem->isSelected() && !rMEvt.IsMod1())
+                        deselectItems( );
+                    SelectItem( pItem->mnId );
 
-                bool bClickOnTitle = pItem->getTextArea().IsInside(rMEvt.GetPosPixel());
-                pItem->setEditTitle(bClickOnTitle);
+                    bool bClickOnTitle = pItem->getTextArea().IsInside(rMEvt.GetPosPixel());
+                    pItem->setEditTitle(bClickOnTitle);
+                }
 
                 if (!pItem->isHighlighted())
                     DrawItem(pItem);
@@ -830,6 +905,25 @@ void ThumbnailView::SelectItem( sal_uInt16 nItemId )
     }
 }
 
+void ThumbnailView::DeselectItem( sal_uInt16 nItemId )
+{
+    size_t nItemPos = GetItemPos( nItemId );
+    if ( nItemPos == THUMBNAILVIEW_ITEM_NOTFOUND )
+        return;
+
+    ThumbnailViewItem* pItem = mItemList[nItemPos];
+    if (pItem->isSelected())
+    {
+        mItemList[nItemPos]->setSelection(false);
+        maItemStateHdl.Call(mItemList[nItemPos]);
+
+        if (IsReallyVisible() && IsUpdateMode())
+            Invalidate();
+
+        // TODO Trigger event in accessible object?
+    }
+}
+
 bool ThumbnailView::IsItemSelected( sal_uInt16 nItemId ) const
 {
     size_t nItemPos = GetItemPos( nItemId );