move Breadcrumb to sole user in fpicker

Change-Id: I2028f921e78611698e82e50a652b67dba1ece909
Reviewed-on: https://gerrit.libreoffice.org/80054
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

4 files changed, 360 insertions, 1 deletions

diff --git a/fpicker/Library_fps_office.mk b/fpicker/Library_fps_office.mk
index 661332c0119b..996e5994d07a 100644
--- a/fpicker/Library_fps_office.mk
+++ b/fpicker/Library_fps_office.mk
@@ -43,6 +43,7 @@ $(eval $(call gb_Library_use_libraries,fps_office,\
 
 $(eval $(call gb_Library_add_exception_objects,fps_office,\
 	fpicker/source/office/asyncfilepicker \
+	fpicker/source/office/breadcrumb \
 	fpicker/source/office/commonpicker \
 	fpicker/source/office/fpinteraction \
 	fpicker/source/office/fpsmartcontent \
diff --git a/fpicker/source/office/RemoteFilesDialog.hxx b/fpicker/source/office/RemoteFilesDialog.hxx
index 61d4575fd23a..140dd65622ec 100644
--- a/fpicker/source/office/RemoteFilesDialog.hxx
+++ b/fpicker/source/office/RemoteFilesDialog.hxx
@@ -14,7 +14,6 @@
 #include <svtools/foldertree.hxx>
 #include <svtools/place.hxx>
 #include <svtools/PlaceEditDialog.hxx>
-#include <svtools/breadcrumb.hxx>
 #include <svtools/fileview.hxx>
 
 #include <vcl/errinf.hxx>
@@ -38,6 +37,7 @@
 #include <vector>
 
 #include "fpdialogbase.hxx"
+#include "breadcrumb.hxx"
 #include "QueryFolderName.hxx"
 
 using namespace ::com::sun::star::beans;
diff --git a/fpicker/source/office/breadcrumb.cxx b/fpicker/source/office/breadcrumb.cxx
new file mode 100644
index 000000000000..039664778056
--- /dev/null
+++ b/fpicker/source/office/breadcrumb.cxx
@@ -0,0 +1,293 @@
+/* -*- 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 <tools/urlobj.hxx>
+#include <vcl/fixedhyper.hxx>
+#include "breadcrumb.hxx"
+
+class CustomLink : public FixedHyperlink
+{
+public:
+    CustomLink( vcl::Window* pParent, WinBits nWinStyle )
+    : FixedHyperlink( pParent, nWinStyle )
+    {
+        vcl::Font aFont = GetControlFont( );
+        aFont.SetUnderline( LINESTYLE_NONE );
+        SetControlFont( aFont );
+    }
+
+protected:
+    virtual void MouseMove( const MouseEvent& rMEvt ) override
+    {
+        // changes the style if the control is enabled
+        if ( !rMEvt.IsLeaveWindow() && IsEnabled() )
+        {
+            vcl::Font aFont = GetControlFont( );
+            aFont.SetUnderline( LINESTYLE_SINGLE );
+            SetControlFont( aFont );
+        }
+        else
+        {
+            vcl::Font aFont = GetControlFont( );
+            aFont.SetUnderline( LINESTYLE_NONE );
+            SetControlFont( aFont );
+        }
+
+        FixedHyperlink::MouseMove( rMEvt );
+    }
+};
+
+Breadcrumb::Breadcrumb( vcl::Window* pParent ) : VclHBox( pParent )
+{
+    m_eMode = SvtBreadcrumbMode::ONLY_CURRENT_PATH;
+    set_spacing( SPACING );
+    appendField(); // root
+}
+
+Breadcrumb::~Breadcrumb()
+{
+    disposeOnce();
+}
+
+void Breadcrumb::dispose()
+{
+    for( std::vector<VclPtr<FixedHyperlink>>::size_type i = 0; i < m_aLinks.size(); i++ )
+    {
+        m_aSeparators[i].disposeAndClear();
+        m_aLinks[i].disposeAndClear();
+    }
+
+    VclHBox::dispose();
+}
+
+void Breadcrumb::EnableFields( bool bEnable )
+{
+    VclHBox::Enable( bEnable );
+    if( bEnable )
+    {
+        INetURLObject aURL( m_aCurrentURL );
+        int nSegments = aURL.getSegmentCount();
+        m_aLinks[nSegments]->Enable( false );
+    }
+}
+
+void Breadcrumb::SetClickHdl( const Link<Breadcrumb*,void>& rLink )
+{
+    m_aClickHdl = rLink;
+}
+
+const OUString& Breadcrumb::GetHdlURL() const
+{
+    return m_sClickedURL;
+}
+
+void Breadcrumb::SetRootName( const OUString& rURL )
+{
+    m_sRootName = rURL;
+
+    // we changed root - clear all fields
+    for( std::vector<VclPtr<FixedHyperlink>>::size_type i = 1; i < m_aLinks.size(); i++ )
+    {
+        m_aLinks[i]->SetText( "" );
+
+        m_aLinks[i]->Hide();
+        m_aSeparators[i]->Hide();
+        m_aLinks[i]->Enable();
+    }
+}
+
+void Breadcrumb::SetURL( const OUString& rURL )
+{
+    m_aCurrentURL = rURL;
+    INetURLObject aURL( rURL );
+    aURL.setFinalSlash();
+    //prepare the Host port
+    OUString sHostPort;
+
+    if( aURL.HasPort() )
+    {
+        sHostPort += ":";
+        sHostPort += OUString::number( aURL.GetPort() );
+    }
+
+    OUString sUser = aURL.GetUser( INetURLObject::DecodeMechanism::NONE );
+    OUString sPath = aURL.GetURLPath(INetURLObject::DecodeMechanism::WithCharset);
+    OUString sRootPath = INetURLObject::GetScheme( aURL.GetProtocol() )
+                        + sUser
+                        + ( sUser.isEmpty() ? OUString() : "@" )
+                        + aURL.GetHost()
+                        + sHostPort;
+
+    int nSegments = aURL.getSegmentCount();
+    unsigned int nPos = 0;
+
+    bool bClear = ( m_eMode == SvtBreadcrumbMode::ONLY_CURRENT_PATH );
+
+    // root field
+
+    m_aLinks[0]->SetText( m_sRootName );
+    m_aLinks[0]->Enable();
+    m_aLinks[0]->SetURL( sRootPath );
+
+    // fill the other fields
+
+    for( unsigned int i = 1; i < static_cast<unsigned int>(nSegments) + 1; i++ )
+    {
+        if( i >= m_aLinks.size() )
+            appendField();
+
+        unsigned int nEnd = sPath.indexOf( '/', nPos + 1 );
+        OUString sLabel = sPath.copy( nPos + 1, nEnd - nPos - 1 );
+
+        if( m_eMode == SvtBreadcrumbMode::ALL_VISITED )
+        {
+            if( m_aLinks[i]->GetText() != sLabel )
+                bClear = true;
+        }
+
+        m_aLinks[i]->SetText( sLabel );
+        m_aLinks[i]->SetURL( sRootPath + sPath.copy( 0, nEnd ) );
+        m_aLinks[i]->Hide();
+        m_aLinks[i]->Enable();
+
+        m_aSeparators[i]->Hide();
+
+        nPos = nEnd;
+    }
+
+    // clear unused fields
+
+    for( std::vector<VclPtr<FixedHyperlink>>::size_type i = nSegments + 1; i < m_aLinks.size(); i++ )
+    {
+        if( bClear )
+            m_aLinks[i]->SetText( "" );
+
+        m_aLinks[i]->Hide();
+        m_aSeparators[i]->Hide();
+        m_aLinks[i]->Enable();
+    }
+
+    // show fields
+
+    Resize();
+    unsigned int nMaxWidth = GetSizePixel().Width();
+    unsigned int nSeparatorWidth = m_aSeparators[0]->GetSizePixel().Width();
+    unsigned int nCurrentWidth = 0;
+    unsigned int nLastVisible = nSegments;
+
+    bool bRight = ( m_eMode == SvtBreadcrumbMode::ALL_VISITED );
+    bool bLeft = true;
+
+    int i = 0;
+
+    while( bLeft || bRight )
+    {
+        if( nSegments - i == -1 )
+            bLeft = false;
+
+        if( bLeft )
+        {
+            unsigned int nIndex = nSegments - i;
+
+            if( showField( nIndex, nMaxWidth - nCurrentWidth ) )
+            {
+                nCurrentWidth += m_aLinks[nIndex]->GetSizePixel().Width()
+                                + nSeparatorWidth + 2*SPACING;
+            }
+            else
+            {
+                // label is too long
+                if( nSegments != 0 )
+                {
+                    m_aLinks[0]->SetText( "..." );
+                    m_aLinks[0]->Enable( false );
+                }
+                bLeft = false;
+            }
+        }
+
+        if( nSegments + i == static_cast<int>(m_aLinks.size()) )
+            bRight = false;
+
+        if( i != 0 && bRight )
+        {
+            unsigned int nIndex = nSegments + i;
+
+            if( m_aLinks[nIndex]->GetText().isEmpty() )
+            {
+                bRight = false;
+            }
+            else if( showField( nIndex, nMaxWidth - nCurrentWidth ) )
+            {
+                nCurrentWidth += m_aLinks[nIndex]->GetSizePixel().Width()
+                                + nSeparatorWidth + 3*SPACING;
+                nLastVisible = nIndex;
+            }
+            else
+            {
+                bRight = false;
+            }
+        }
+
+        i++;
+    }
+
+    // current dir should be inactive
+    m_aLinks[nSegments]->Enable( false );
+
+    // hide last separator
+    m_aSeparators[nLastVisible]->Hide();
+}
+
+void Breadcrumb::SetMode( SvtBreadcrumbMode eMode )
+{
+    m_eMode = eMode;
+}
+
+void Breadcrumb::appendField()
+{
+    m_aLinks.push_back( VclPtr< CustomLink >::Create( this, WB_TABSTOP ) );
+    m_aLinks[m_aLinks.size() - 1]->Hide();
+    m_aLinks[m_aLinks.size() - 1]->SetClickHdl( LINK( this, Breadcrumb, ClickLinkHdl ) );
+
+    m_aSeparators.push_back( VclPtr< FixedText >::Create( this ) );
+    m_aSeparators[m_aLinks.size() - 1]->SetText( ">" );
+    m_aSeparators[m_aLinks.size() - 1]->Hide();
+}
+
+bool Breadcrumb::showField( unsigned int nIndex, unsigned int nWidthMax )
+{
+    m_aLinks[nIndex]->Show();
+    m_aSeparators[nIndex]->Show();
+
+    unsigned int nSeparatorWidth = m_aSeparators[0]->GetSizePixel().Width();
+    unsigned int nWidth = m_aLinks[nIndex]->GetSizePixel().Width()
+            + nSeparatorWidth + 3*SPACING;
+
+    if( nWidth > nWidthMax )
+    {
+        if( nIndex != 0 )
+        {
+            m_aLinks[nIndex]->Hide();
+            m_aSeparators[nIndex]->Hide();
+        }
+
+        return false;
+    }
+
+    return true;
+}
+
+IMPL_LINK( Breadcrumb, ClickLinkHdl, FixedHyperlink&, rLink, void )
+{
+    m_sClickedURL = rLink.GetURL();
+    m_aClickHdl.Call( this );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/fpicker/source/office/breadcrumb.hxx b/fpicker/source/office/breadcrumb.hxx
new file mode 100644
index 000000000000..0fe53c4b821c
--- /dev/null
+++ b/fpicker/source/office/breadcrumb.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_SVTOOLS_BREADCRUMB_HXX
+#define INCLUDED_SVTOOLS_BREADCRUMB_HXX
+
+#include <vcl/layout.hxx>
+
+#include <vector>
+
+class FixedHyperlink;
+
+#define SPACING 6
+
+enum SvtBreadcrumbMode
+{
+    ONLY_CURRENT_PATH = 0,
+    ALL_VISITED = 1
+};
+
+class CustomLink;
+
+class Breadcrumb : public VclHBox
+{
+    private:
+        std::vector< VclPtr< CustomLink > > m_aLinks;
+        std::vector< VclPtr< FixedText > > m_aSeparators;
+
+        OUString m_sRootName;
+        OUString m_sClickedURL;
+        OUString m_aCurrentURL;
+
+        SvtBreadcrumbMode m_eMode;
+
+        Link<Breadcrumb*,void> m_aClickHdl;
+
+        void appendField();
+        bool showField( unsigned int nIndex, unsigned int nWidthMax );
+
+        DECL_LINK( ClickLinkHdl, FixedHyperlink&, void );
+
+    public:
+        Breadcrumb( vcl::Window* pParent );
+        virtual ~Breadcrumb() override;
+
+        void dispose() override;
+        void EnableFields( bool bEnable );
+
+        void SetClickHdl( const Link<Breadcrumb*,void>& rLink );
+        const OUString& GetHdlURL() const;
+
+        void SetRootName( const OUString& rURL );
+        void SetURL( const OUString& rURL );
+        void SetMode( SvtBreadcrumbMode eMode );
+};
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */