vcl/source/control/DropdownBox.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 <vcl/toolkit/button.hxx>
  21 #include <vcl/layout.hxx>
  22 #include <DropdownBox.hxx>
  23
  24 #define NOTEBOOK_HEADER_HEIGHT 30
  25
  26 /*
  27  * DropdownBox - shows content or moves it to the popup
  28  * which can be opened by clicking on a button
  29  */
  30
  31 DropdownBox::DropdownBox(vcl::Window* pParent)
  32     : VclHBox(pParent)
  33     , m_bInFullView(true)
  34 {
  35     m_pButton = VclPtr<PushButton>::Create(this, WB_FLATBUTTON);
  36     m_pButton->SetClickHdl(LINK(this, DropdownBox, PBClickHdl));
  37     m_pButton->SetSymbol(SymbolType::MENU);
  38     m_pButton->set_width_request(15);
  39     m_pButton->SetQuickHelpText(GetQuickHelpText());
  40     m_pButton->Resize();
  41 }
  42
  43 DropdownBox::~DropdownBox() { disposeOnce(); }
  44
  45 void DropdownBox::dispose()
  46 {
  47     m_pButton.disposeAndClear();
  48     if (m_pPopup)
  49         m_pPopup.disposeAndClear();
  50
  51     VclHBox::dispose();
  52 }
  53
  54 void DropdownBox::HideContent()
  55 {
  56     if (m_bInFullView)
  57     {
  58         m_bInFullView = false;
  59
  60         for (int i = 0; i < GetChildCount(); i++)
  61             GetChild(i)->Hide();
  62
  63         m_pButton->Show();
  64         SetOutputSizePixel(Size(m_pButton->GetSizePixel().Width(), GetSizePixel().Height()));
  65     }
  66 }
  67
  68 bool DropdownBox::IsHidden() { return !m_bInFullView; }
  69
  70 void DropdownBox::ShowContent()
  71 {
  72     if (!m_bInFullView)
  73     {
  74         m_bInFullView = true;
  75
  76         for (int i = 0; i < GetChildCount(); i++)
  77             GetChild(i)->Show();
  78
  79         m_pButton->Hide();
  80     }
  81 }
  82
  83 IMPL_LINK(DropdownBox, PBClickHdl, Button*, /*pButton*/, void)
  84 {
  85     if (m_pPopup)
  86         m_pPopup.disposeAndClear();
  87
  88     m_pPopup = VclPtr<NotebookbarPopup>::Create(this);
  89
  90     for (int i = 0; i < GetChildCount(); i++)
  91     {
  92         if (GetChild(i) != m_pButton)
  93         {
  94             Window* pChild = GetChild(i);
  95             pChild->Show();
  96
  97             pChild->SetParent(m_pPopup->getBox());
  98             // count is decreased because we moved child
  99             i--;
 100         }
 101     }
 102
 103     m_pPopup->hideSeparators(true);
 104
 105     m_pPopup->getBox()->set_height_request(GetSizePixel().Height());
 106
 107     tools::Long x = GetPosPixel().getX();
 108     tools::Long y = GetPosPixel().getY() + NOTEBOOK_HEADER_HEIGHT + GetSizePixel().Height();
 109     tools::Rectangle aRect(x, y, x, y);
 110
 111     m_pPopup->StartPopupMode(aRect, FloatWinPopupFlags::Down | FloatWinPopupFlags::GrabFocus
 112                                         | FloatWinPopupFlags::AllMouseButtonClose);
 113 }
 114
 115 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */