cast MessBox into exile

Change-Id: I2fccc06b2228c1e7fd791d049d951d3a09f0f814
Reviewed-on: https://gerrit.libreoffice.org/50432
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

3 files changed, 306 insertions, 0 deletions

diff --git a/toolkit/inc/helper/msgbox.hxx b/toolkit/inc/helper/msgbox.hxx
new file mode 100644
index 000000000000..327c87e971b9
--- /dev/null
+++ b/toolkit/inc/helper/msgbox.hxx
@@ -0,0 +1,52 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <vcl/btndlg.hxx>
+
+class MessBox : public ButtonDialog
+{
+    VclPtr<VclMultiLineEdit> mpVCLMultiLineEdit;
+    VclPtr<FixedImage> mpFixedImage;
+    Image maImage;
+    bool mbHelpBtn;
+    MessBoxStyle mnMessBoxStyle;
+
+protected:
+    OUString maMessText;
+
+    void ImplInitButtons();
+    void ImplPosControls();
+
+public:
+    MessBox(vcl::Window* pParent, MessBoxStyle nMessBoxStyle, WinBits n, const OUString& rTitle,
+            const OUString& rMessage);
+    virtual ~MessBox() override;
+    virtual void dispose() override;
+
+    virtual void StateChanged(StateChangedType nStateChange) override;
+
+    void SetMessText(const OUString& rText) { maMessText = rText; }
+    const OUString& GetMessText() const { return maMessText; }
+
+    void SetImage(const Image& rImage) { maImage = rImage; }
+
+    virtual Size GetOptimalSize() const override;
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/toolkit/source/awt/vclxtoolkit.cxx b/toolkit/source/awt/vclxtoolkit.cxx
index 272163fbc728..7e528ef1f94d 100644
--- a/toolkit/source/awt/vclxtoolkit.cxx
+++ b/toolkit/source/awt/vclxtoolkit.cxx
@@ -66,6 +66,8 @@
 #endif
 
 #include <vcl/sysdata.hxx>
+#include <vcl/textrectinfo.hxx>
+#include <vcl/vclmedit.hxx>
 
 #include <toolkit/awt/vclxwindows.hxx>
 #include <toolkit/awt/vclxsystemdependentwindow.hxx>
@@ -123,6 +125,7 @@
 #include <toolkit/awt/scrollabledialog.hxx>
 #include <comphelper/profilezone.hxx>
 
+#include <helper/msgbox.hxx>
 #include <helper/unowrapper.hxx>
 
 #if defined(_WIN32)
@@ -133,6 +136,256 @@
 #define SYSTEM_DEPENDENT_TYPE css::lang::SystemDependent::SYSTEM_XWINDOW
 #endif
 
+void MessBox::ImplInitButtons()
+{
+    ButtonDialogFlags nOKFlags = ButtonDialogFlags::OK;
+    ButtonDialogFlags nCancelFlags = ButtonDialogFlags::Cancel;
+    ButtonDialogFlags nRetryFlags = ButtonDialogFlags::NONE;
+    ButtonDialogFlags nYesFlags = ButtonDialogFlags::NONE;
+    ButtonDialogFlags nNoFlags = ButtonDialogFlags::NONE;
+
+    if ( mnMessBoxStyle & MessBoxStyle::OkCancel )
+    {
+        if ( mnMessBoxStyle & MessBoxStyle::DefaultCancel )
+            nCancelFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else // MessBoxStyle::DefaultOk
+            nOKFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+
+        AddButton( StandardButtonType::OK, RET_OK, nOKFlags );
+        AddButton( StandardButtonType::Cancel, RET_CANCEL, nCancelFlags );
+    }
+    else if ( mnMessBoxStyle & MessBoxStyle::YesNo )
+    {
+        if ( mnMessBoxStyle & MessBoxStyle::DefaultYes )
+            nYesFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else // MessBoxStyle::DefaultNo
+            nNoFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        nNoFlags |= ButtonDialogFlags::Cancel;
+
+        AddButton( StandardButtonType::Yes, RET_YES, nYesFlags );
+        AddButton( StandardButtonType::No, RET_NO, nNoFlags );
+    }
+    else if ( mnMessBoxStyle & MessBoxStyle::YesNoCancel )
+    {
+        if ( mnMessBoxStyle & MessBoxStyle::DefaultYes )
+            nYesFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else if ( mnMessBoxStyle & MessBoxStyle::DefaultNo )
+            nNoFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else
+            nCancelFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+
+        AddButton( StandardButtonType::Yes, RET_YES, nYesFlags );
+        AddButton( StandardButtonType::No, RET_NO, nNoFlags );
+        AddButton( StandardButtonType::Cancel, RET_CANCEL, nCancelFlags );
+    }
+    else if ( mnMessBoxStyle & MessBoxStyle::RetryCancel )
+    {
+        if ( mnMessBoxStyle & MessBoxStyle::DefaultCancel )
+            nCancelFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else // MessBoxStyle::DefaultRetry
+            nRetryFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+
+        AddButton( StandardButtonType::Retry, RET_RETRY, nRetryFlags );
+        AddButton( StandardButtonType::Cancel, RET_CANCEL, nCancelFlags );
+    }
+    else if ( mnMessBoxStyle & MessBoxStyle::AbortRetryIgnore )
+    {
+        ButtonDialogFlags nAbortFlags = ButtonDialogFlags::NONE;
+        ButtonDialogFlags nIgnoreFlags = ButtonDialogFlags::NONE;
+
+        if ( mnMessBoxStyle & MessBoxStyle::DefaultCancel )
+            nAbortFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else if ( mnMessBoxStyle & MessBoxStyle::DefaultRetry )
+            nRetryFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+        else if ( mnMessBoxStyle & MessBoxStyle::DefaultIgnore )
+            nIgnoreFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+
+        AddButton( StandardButtonType::Abort, RET_CANCEL, nAbortFlags );
+        AddButton( StandardButtonType::Retry, RET_RETRY, nRetryFlags );
+        AddButton( StandardButtonType::Ignore, RET_IGNORE, nIgnoreFlags );
+    }
+    else if ( mnMessBoxStyle & MessBoxStyle::Ok )
+    {
+        nOKFlags |= ButtonDialogFlags::Default | ButtonDialogFlags::Focus;
+
+        AddButton( StandardButtonType::OK, RET_OK, nOKFlags );
+    }
+}
+
+MessBox::MessBox(vcl::Window* pParent, MessBoxStyle nMessBoxStyle, WinBits nWinBits,
+                 const OUString& rTitle, const OUString& rMessage) :
+    ButtonDialog( WindowType::MESSBOX ),
+    mbHelpBtn( false ),
+    mnMessBoxStyle( nMessBoxStyle ),
+    maMessText( rMessage )
+{
+    ImplLOKNotifier(pParent);
+    ImplInit(pParent, nWinBits | WB_MOVEABLE | WB_HORZ | WB_CENTER);
+    ImplInitButtons();
+
+    if ( !rTitle.isEmpty() )
+        SetText( rTitle );
+}
+
+MessBox::~MessBox()
+{
+    disposeOnce();
+}
+
+void MessBox::dispose()
+{
+    mpVCLMultiLineEdit.disposeAndClear();
+    mpFixedImage.disposeAndClear();
+    ButtonDialog::dispose();
+}
+
+void MessBox::ImplPosControls()
+{
+    if ( !GetHelpId().isEmpty() )
+    {
+        if ( !mbHelpBtn )
+        {
+            AddButton( StandardButtonType::Help, RET_HELP, ButtonDialogFlags::Help, 3 );
+            mbHelpBtn = true;
+        }
+    }
+    else
+    {
+        if ( mbHelpBtn )
+        {
+            RemoveButton( RET_HELP );
+            mbHelpBtn = false;
+        }
+    }
+
+    TextRectInfo    aTextInfo;
+    tools::Rectangle       aRect( 0, 0, 30000, 30000 );
+    tools::Rectangle       aFormatRect;
+    Point           aTextPos( IMPL_DIALOG_OFFSET, IMPL_DIALOG_OFFSET+IMPL_MSGBOX_OFFSET_EXTRA_Y );
+    Size            aImageSize;
+    Size            aPageSize;
+    Size            aMEditSize;
+    long            nTitleWidth;
+    long            nButtonSize = ImplGetButtonSize();
+    long            nMaxWidth = GetDesktopRectPixel().GetWidth()-8;
+    long            nMaxLineWidth;
+    long            nWidth;
+    WinBits         nWinStyle = WB_LEFT | WB_NOLABEL;
+    DrawTextFlags   nTextStyle = DrawTextFlags::MultiLine | DrawTextFlags::Top | DrawTextFlags::Left;
+
+    mpVCLMultiLineEdit.disposeAndClear();
+    mpFixedImage.disposeAndClear();
+
+    // Clean up message text with tabs
+    OUString aMessText(maMessText.replaceAll("\t", "    "));
+
+    //If window too small, we make dialog box be wider
+    nMaxWidth = 630 * GetDPIScaleFactor();
+
+    // MessagBox should be at least as wide as to see the title
+    // Extra-Width for Close button, because Close button is set after this call
+    nTitleWidth = CalcTitleWidth();
+
+    nMaxWidth -= (IMPL_DIALOG_OFFSET*2)+(IMPL_MSGBOX_OFFSET_EXTRA_X*2);
+
+    // for an image, get its size, create a suitable control and position it
+    aImageSize = maImage.GetSizePixel();
+    if ( aImageSize.Width() )
+    {
+        aImageSize.AdjustWidth(4 );
+        aImageSize.AdjustHeight(4 );
+        aTextPos.AdjustX(aImageSize.Width()+IMPL_SEP_MSGBOX_IMAGE );
+        mpFixedImage = VclPtr<FixedImage>::Create( this );
+        mpFixedImage->SetPosSizePixel( Point( IMPL_DIALOG_OFFSET-2+IMPL_MSGBOX_OFFSET_EXTRA_X,
+                                              IMPL_DIALOG_OFFSET-2+IMPL_MSGBOX_OFFSET_EXTRA_Y ),
+                                       aImageSize );
+        mpFixedImage->SetImage( maImage );
+        mpFixedImage->Show();
+        nMaxWidth -= aImageSize.Width()+IMPL_SEP_MSGBOX_IMAGE;
+    }
+    else
+        aTextPos.AdjustX(IMPL_MSGBOX_OFFSET_EXTRA_X );
+
+    // Determine maximum line length without wordbreak
+    aFormatRect = GetTextRect( aRect, aMessText, nTextStyle, &aTextInfo );
+    nMaxLineWidth = aFormatRect.GetWidth();
+    nTextStyle |= DrawTextFlags::WordBreak;
+
+    // Determine the width for text formatting
+    if ( nMaxLineWidth > 450 )
+        nWidth = 450;
+    else if ( nMaxLineWidth > 300 )
+        nWidth = nMaxLineWidth+5;
+    else
+        nWidth = 300;
+
+    nWidth *= GetDPIScaleFactor();
+
+    if ( nButtonSize > nWidth )
+        nWidth = nButtonSize-(aTextPos.X()-IMPL_DIALOG_OFFSET);
+    if ( nWidth > nMaxWidth )
+        nWidth = nMaxWidth;
+
+    aRect.SetRight( nWidth );
+    aFormatRect = GetTextRect( aRect, aMessText, nTextStyle, &aTextInfo );
+    if ( aTextInfo.GetMaxLineWidth() > nWidth )
+    {
+        nWidth = aTextInfo.GetMaxLineWidth()+8;
+        aRect.SetRight( nWidth );
+        aFormatRect = GetTextRect( aRect, aMessText, nTextStyle, &aTextInfo );
+    }
+
+    // get Style for VCLMultiLineEdit
+    aMEditSize.setWidth( aTextInfo.GetMaxLineWidth()+1 );
+    aMEditSize.setHeight( aFormatRect.GetHeight() );
+    aPageSize.setWidth( aImageSize.Width() );
+    if ( aMEditSize.Height() < aImageSize.Height() )
+    {
+        nWinStyle |= WB_VCENTER;
+        aPageSize.setHeight( aImageSize.Height() );
+        aMEditSize.setHeight( aImageSize.Height() );
+    }
+    else
+    {
+        nWinStyle |= WB_TOP;
+        aPageSize.setHeight( aMEditSize.Height() );
+    }
+    if ( aImageSize.Width() )
+        aPageSize.AdjustWidth(IMPL_SEP_MSGBOX_IMAGE );
+    aPageSize.AdjustWidth((IMPL_DIALOG_OFFSET*2)+(IMPL_MSGBOX_OFFSET_EXTRA_X*2) );
+    aPageSize.AdjustWidth(aMEditSize.Width()+1 );
+    aPageSize.AdjustHeight((IMPL_DIALOG_OFFSET*2)+(IMPL_MSGBOX_OFFSET_EXTRA_Y*2) );
+
+    if ( aPageSize.Width() < IMPL_MINSIZE_MSGBOX_WIDTH )
+        aPageSize.setWidth( IMPL_MINSIZE_MSGBOX_WIDTH );
+    if ( aPageSize.Width() < nTitleWidth )
+        aPageSize.setWidth( nTitleWidth );
+
+    mpVCLMultiLineEdit = VclPtr<VclMultiLineEdit>::Create( this, nWinStyle );
+    mpVCLMultiLineEdit->SetText( aMessText );
+    mpVCLMultiLineEdit->SetPosSizePixel( aTextPos, aMEditSize );
+    mpVCLMultiLineEdit->Show();
+    mpVCLMultiLineEdit->SetPaintTransparent(true);
+    mpVCLMultiLineEdit->EnableCursor(false);
+    SetPageSizePixel( aPageSize );
+}
+
+void MessBox::StateChanged( StateChangedType nType )
+{
+    if ( nType == StateChangedType::InitShow )
+    {
+        ImplPosControls();
+    }
+    ButtonDialog::StateChanged( nType );
+}
+
+Size MessBox::GetOptimalSize() const
+{
+    // FIXME: base me on the font size ?
+    return Size( 250, 100 );
+}
+
+
 namespace {
 
 extern "C" typedef vcl::Window* (*FN_SvtCreateWindow)(
diff --git a/toolkit/source/awt/vclxwindows.cxx b/toolkit/source/awt/vclxwindows.cxx
index 5cec8af4fef3..e0d435abdf7c 100644
--- a/toolkit/source/awt/vclxwindows.cxx
+++ b/toolkit/source/awt/vclxwindows.cxx
@@ -60,6 +60,7 @@
 
 #include <helper/accessibilityclient.hxx>
 #include <helper/imagealign.hxx>
+#include <helper/msgbox.hxx>
 #include <helper/tkresmgr.hxx>
 #include "vclxwindows_internal.hxx"