vcl/qt5/QtTools.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <QtTools.hxx>
  21
  22 #include <cairo.h>
  23
  24 #include <tools/stream.hxx>
  25 #include <vcl/event.hxx>
  26 #include <vcl/image.hxx>
  27 #include <vcl/filter/PngImageWriter.hxx>
  28 #include <vcl/qt/QtUtils.hxx>
  29 #include <vcl/stdtext.hxx>
  30 #include <vcl/svapp.hxx>
  31
  32 #include <QtGui/QImage>
  33
  34 void CairoDeleter::operator()(cairo_surface_t* pSurface) const { cairo_surface_destroy(pSurface); }
  35
  36 sal_uInt16 GetKeyModCode(Qt::KeyboardModifiers eKeyModifiers)
  37 {
  38     sal_uInt16 nCode = 0;
  39     if (eKeyModifiers & Qt::ShiftModifier)
  40         nCode |= KEY_SHIFT;
  41     if (eKeyModifiers & Qt::ControlModifier)
  42         nCode |= KEY_MOD1;
  43     if (eKeyModifiers & Qt::AltModifier)
  44         nCode |= KEY_MOD2;
  45     if (eKeyModifiers & Qt::MetaModifier)
  46         nCode |= KEY_MOD3;
  47     return nCode;
  48 }
  49
  50 sal_uInt16 GetMouseModCode(Qt::MouseButtons eButtons)
  51 {
  52     sal_uInt16 nCode = 0;
  53     if (eButtons & Qt::LeftButton)
  54         nCode |= MOUSE_LEFT;
  55     if (eButtons & Qt::MiddleButton)
  56         nCode |= MOUSE_MIDDLE;
  57     if (eButtons & Qt::RightButton)
  58         nCode |= MOUSE_RIGHT;
  59     return nCode;
  60 }
  61
  62 Qt::DropActions toQtDropActions(sal_Int8 dragOperation)
  63 {
  64     Qt::DropActions eRet = Qt::IgnoreAction;
  65     if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_COPY)
  66         eRet |= Qt::CopyAction;
  67     if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_MOVE)
  68         eRet |= Qt::MoveAction;
  69     if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_LINK)
  70         eRet |= Qt::LinkAction;
  71     return eRet;
  72 }
  73
  74 sal_Int8 toVclDropActions(Qt::DropActions dragOperation)
  75 {
  76     sal_Int8 nRet(0);
  77     if (dragOperation & Qt::CopyAction)
  78         nRet |= css::datatransfer::dnd::DNDConstants::ACTION_COPY;
  79     if (dragOperation & Qt::MoveAction)
  80         nRet |= css::datatransfer::dnd::DNDConstants::ACTION_MOVE;
  81     if (dragOperation & Qt::LinkAction)
  82         nRet |= css::datatransfer::dnd::DNDConstants::ACTION_LINK;
  83     return nRet;
  84 }
  85
  86 sal_Int8 toVclDropAction(Qt::DropAction dragOperation)
  87 {
  88     sal_Int8 nRet(0);
  89     if (dragOperation == Qt::CopyAction)
  90         nRet = css::datatransfer::dnd::DNDConstants::ACTION_COPY;
  91     else if (dragOperation == Qt::MoveAction)
  92         nRet = css::datatransfer::dnd::DNDConstants::ACTION_MOVE;
  93     else if (dragOperation == Qt::LinkAction)
  94         nRet = css::datatransfer::dnd::DNDConstants::ACTION_LINK;
  95     return nRet;
  96 }
  97
  98 Qt::DropAction getPreferredDropAction(sal_Int8 dragOperation)
  99 {
 100     Qt::DropAction eAct = Qt::IgnoreAction;
 101     if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_MOVE)
 102         eAct = Qt::MoveAction;
 103     else if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_COPY)
 104         eAct = Qt::CopyAction;
 105     else if (dragOperation & css::datatransfer::dnd::DNDConstants::ACTION_LINK)
 106         eAct = Qt::LinkAction;
 107     return eAct;
 108 }
 109
 110 QImage toQImage(const Image& rImage)
 111 {
 112     QImage aImage;
 113
 114     if (!!rImage)
 115     {
 116         SvMemoryStream aMemStm;
 117         auto rBitmapEx = rImage.GetBitmapEx();
 118         vcl::PngImageWriter aWriter(aMemStm);
 119         aWriter.write(rBitmapEx);
 120         aImage.loadFromData(static_cast<const uchar*>(aMemStm.GetData()), aMemStm.TellEnd());
 121     }
 122
 123     return aImage;
 124 }
 125
 126 QMessageBox::Icon vclMessageTypeToQtIcon(VclMessageType eType)
 127 {
 128     QMessageBox::Icon eRet = QMessageBox::Information;
 129     switch (eType)
 130     {
 131         case VclMessageType::Info:
 132             eRet = QMessageBox::Information;
 133             break;
 134         case VclMessageType::Warning:
 135             eRet = QMessageBox::Warning;
 136             break;
 137         case VclMessageType::Question:
 138             eRet = QMessageBox::Question;
 139             break;
 140         case VclMessageType::Error:
 141             eRet = QMessageBox::Critical;
 142             break;
 143         case VclMessageType::Other:
 144             eRet = QMessageBox::Information;
 145             break;
 146     }
 147     return eRet;
 148 }
 149
 150 QString vclMessageTypeToQtTitle(VclMessageType eType)
 151 {
 152     QString title;
 153     switch (eType)
 154     {
 155         case VclMessageType::Info:
 156             title = toQString(GetStandardInfoBoxText());
 157             break;
 158         case VclMessageType::Warning:
 159             title = toQString(GetStandardWarningBoxText());
 160             break;
 161         case VclMessageType::Question:
 162             title = toQString(GetStandardQueryBoxText());
 163             break;
 164         case VclMessageType::Error:
 165             title = toQString(GetStandardErrorBoxText());
 166             break;
 167         case VclMessageType::Other:
 168             title = toQString(Application::GetDisplayName());
 169             break;
 170     }
 171     return title;
 172 }
 173
 174 QString vclToQtStringWithAccelerator(const OUString& rText)
 175 {
 176     // preserve literal '&'s and use '&' instead of '~' for the accelerator
 177     return toQString(rText.replaceAll("&", "&&").replace('~', '&'));
 178 }
 179
 180 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */