vcl/unx/kde4/KDESalGraphics.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   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 #pragma once
  21
  22 #include <rtl/string.hxx>
  23 #include <unx/saldisp.hxx>
  24 #include <unx/salgdi.h>
  25
  26 #define Region QtXRegion
  27 #include <QImage>
  28 #undef Region
  29
  30 /** handles graphics drawings requests and performs the needed drawing operations */
  31 class KDESalGraphics : public X11SalGraphics
  32 {
  33     QImage* m_image;
  34     QRect lastPopupRect;
  35
  36     public:
  37         KDESalGraphics();
  38         virtual ~KDESalGraphics();
  39
  40         /**
  41             What widgets can be drawn the native way.
  42             @param type Type of the widget.
  43             @param part Specification of the widget's part if it consists of more than one.
  44             @return true if the platform supports native drawing of the widget type defined by part.
  45         */
  46         virtual bool IsNativeControlSupported( ControlType type, ControlPart part ) SAL_OVERRIDE;
  47
  48         /** Test whether the position is in the native widget.
  49             If the return value is TRUE, bIsInside contains information whether
  50             aPos was or was not inside the native widget specified by the
  51             type/part combination.
  52         */
  53         virtual bool hitTestNativeControl( ControlType type, ControlPart part,
  54                                         const Rectangle& rControlRegion, const Point& aPos,
  55                                         bool& rIsInside ) SAL_OVERRIDE;
  56         /** Draw the requested control described by part/nControlState.
  57
  58             @param rControlRegion
  59             The bounding Rectangle of the complete control in VCL frame coordinates.
  60
  61             @param aValue
  62             An optional value (tristate/numerical/string).
  63
  64             @param aCaption
  65             A caption or title string (like button text etc.)
  66         */
  67         virtual bool drawNativeControl( ControlType type, ControlPart part,
  68                                         const Rectangle& rControlRegion, ControlState nControlState,
  69                                         const ImplControlValue& aValue,
  70                                         const OUString& aCaption ) SAL_OVERRIDE;
  71
  72         /** Check if the bounding regions match.
  73
  74             If the return value is TRUE, rNativeBoundingRegion
  75             contains the true bounding region covered by the control
  76             including any adornment, while rNativeContentRegion contains the area
  77             within the control that can be safely drawn into without drawing over
  78             the borders of the control.
  79
  80             @param rControlRegion
  81             The bounding region of the control in VCL frame coordinates.
  82
  83             @param aValue
  84             An optional value (tristate/numerical/string)
  85
  86             @param aCaption
  87             A caption or title string (like button text etc.)
  88         */
  89         virtual bool getNativeControlRegion( ControlType type, ControlPart part,
  90                                             const Rectangle& rControlRegion, ControlState nControlState,
  91                                             const ImplControlValue& aValue,
  92                                             const OUString& aCaption,
  93                                             Rectangle &rNativeBoundingRegion, Rectangle &rNativeContentRegion ) SAL_OVERRIDE;
  94 };
  95
  96 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */