sfx2/source/sidebar/TitleBar.cxx

   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 #include "TitleBar.hxx"
  21 #include "Paint.hxx"
  22 #include "Accessible.hxx"
  23 #include "AccessibleTitleBar.hxx"
  24
  25 #include <tools/svborder.hxx>
  26 #include <vcl/gradient.hxx>
  27 #include <vcl/lineinfo.hxx>
  28
  29 #include <com/sun/star/accessibility/AccessibleRole.hpp>
  30
  31 namespace
  32 {
  33     const static sal_Int32 gnLeftIconSpace (3);
  34     const static sal_Int32 gnRightIconSpace (3);
  35 }
  36
  37 namespace sfx2 { namespace sidebar {
  38
  39 TitleBar::TitleBar(const OUString& rsTitle,
  40                    vcl::Window* pParentWindow,
  41                    const sidebar::Paint& rInitialBackgroundPaint)
  42     : Window(pParentWindow)
  43     , maToolBox(VclPtr<SidebarToolBox>::Create(this))
  44     , msTitle(rsTitle)
  45     , maIcon()
  46     , maBackgroundPaint(rInitialBackgroundPaint)
  47 {
  48     maToolBox->SetSelectHdl(LINK(this, TitleBar, SelectionHandler));
  49 }
  50
  51 TitleBar::~TitleBar()
  52 {
  53     disposeOnce();
  54 }
  55
  56 void TitleBar::dispose()
  57 {
  58     maToolBox.disposeAndClear();
  59     vcl::Window::dispose();
  60 }
  61
  62 void TitleBar::SetTitle(const OUString& rsTitle)
  63 {
  64     msTitle = rsTitle;
  65     Invalidate();
  66 }
  67
  68 void TitleBar::SetIcon(const Image& rIcon)
  69 {
  70     maIcon = rIcon;
  71     Invalidate();
  72 }
  73
  74 void TitleBar::ApplySettings(vcl::RenderContext& rRenderContext)
  75 {
  76     rRenderContext.SetBackground(maBackgroundPaint.GetWallpaper());
  77 }
  78
  79 void TitleBar::Paint(vcl::RenderContext& rRenderContext, const Rectangle& /*rUpdateArea*/)
  80 {
  81     // Paint title bar background.
  82     Size aWindowSize (GetSizePixel());
  83     Rectangle aTitleBarBox(0,0, aWindowSize.Width(), aWindowSize.Height());
  84
  85     PaintDecoration(rRenderContext, aTitleBarBox);
  86     const Rectangle aTitleBox(GetTitleArea(aTitleBarBox));
  87     PaintTitle(rRenderContext, aTitleBox);
  88     PaintFocus(rRenderContext, aTitleBox);
  89 }
  90
  91 void TitleBar::DataChanged (const DataChangedEvent& /*rEvent*/)
  92 {
  93     maBackgroundPaint = GetBackgroundPaint();
  94     Invalidate();
  95 }
  96
  97 void TitleBar::setPosSizePixel (long nX, long nY, long nWidth, long nHeight, PosSizeFlags nFlags)
  98 {
  99     Window::setPosSizePixel(nX, nY, nWidth, nHeight, nFlags);
 100
 101     // Place the toolbox.
 102     const sal_Int32 nToolBoxWidth (maToolBox->GetItemPosRect(0).GetWidth());
 103     maToolBox->setPosSizePixel(nWidth - nToolBoxWidth,0, nToolBoxWidth, nHeight, PosSizeFlags::PosSize);
 104     maToolBox->Show();
 105 }
 106
 107 void TitleBar::HandleToolBoxItemClick(const sal_uInt16 /*nItemIndex*/)
 108 {
 109     // Any real processing has to be done in derived class.
 110 }
 111
 112 css::uno::Reference<css::accessibility::XAccessible> TitleBar::CreateAccessible()
 113 {
 114     SetAccessibleRole(css::accessibility::AccessibleRole::PANEL);
 115     return AccessibleTitleBar::Create(*this);
 116 }
 117
 118 void TitleBar::PaintTitle(vcl::RenderContext& rRenderContext, const Rectangle& rTitleBox)
 119 {
 120     rRenderContext.Push(PushFlags::FONT | PushFlags::TEXTCOLOR);
 121
 122     Rectangle aTitleBox(rTitleBox);
 123
 124     // When there is an icon then paint it at the left of the given
 125     // box.
 126     if (!!maIcon)
 127     {
 128         rRenderContext.DrawImage(Point(aTitleBox.Left() + gnLeftIconSpace,
 129                                        aTitleBox.Top() + (aTitleBox.GetHeight() - maIcon.GetSizePixel().Height()) / 2),
 130                                  maIcon);
 131         aTitleBox.Left() += gnLeftIconSpace + maIcon.GetSizePixel().Width() + gnRightIconSpace;
 132     }
 133
 134     vcl::Font aFont(rRenderContext.GetFont());
 135     aFont.SetWeight(WEIGHT_BOLD);
 136     rRenderContext.SetFont(aFont);
 137
 138     // Paint title bar text.
 139     rRenderContext.SetTextColor(rRenderContext.GetTextColor());
 140     rRenderContext.DrawText(aTitleBox, msTitle, DrawTextFlags::Left | DrawTextFlags::VCenter);
 141     rRenderContext.Pop();
 142 }
 143
 144 void TitleBar::PaintFocus(vcl::RenderContext& rRenderContext, const Rectangle& rFocusBox)
 145 {
 146     rRenderContext.Push(PushFlags::FONT | PushFlags::TEXTCOLOR);
 147
 148     vcl::Font aFont(rRenderContext.GetFont());
 149     aFont.SetWeight(WEIGHT_BOLD);
 150     rRenderContext.SetFont(aFont);
 151
 152     const Rectangle aTextBox(rRenderContext.GetTextRect(rFocusBox, msTitle, DrawTextFlags::Left | DrawTextFlags::VCenter));
 153
 154     const Rectangle aLargerTextBox(aTextBox.Left() - 2,
 155                                    aTextBox.Top() - 2,
 156                                    aTextBox.Right() + 2,
 157                                    aTextBox.Bottom() + 2);
 158
 159     if (HasFocus())
 160         Window::ShowFocus(aLargerTextBox);
 161     else
 162         Window::HideFocus();
 163
 164     rRenderContext.Pop();
 165 }
 166
 167 IMPL_LINK_TYPED(TitleBar, SelectionHandler, ToolBox*, pToolBox, void)
 168 {
 169     (void)pToolBox;
 170     OSL_ASSERT(maToolBox.get()==pToolBox);
 171     const sal_uInt16 nItemId (maToolBox->GetHighlightItemId());
 172
 173     HandleToolBoxItemClick(nItemId);
 174 }
 175
 176 } } // end of namespace sfx2::sidebar
 177
 178 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */