svx/source/sidebar/text/TextCharacterSpacingControl.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 #include <sfx2/bindings.hxx>
  20 #include "TextCharacterSpacingControl.hxx"
  21 #include <unotools/viewoptions.hxx>
  22 #include <editeng/editids.hrc>
  23 #include <editeng/kernitem.hxx>
  24 #include <sfx2/app.hxx>
  25 #include <sfx2/dispatch.hxx>
  26 #include <sfx2/viewfrm.hxx>
  27 #include <TextCharacterSpacingPopup.hxx>
  28 #include <svl/itempool.hxx>
  29 #include <helpids.h>
  30
  31 #include <com/sun/star/beans/NamedValue.hpp>
  32
  33 #define SPACING_VERY_TIGHT  -30
  34 #define SPACING_TIGHT       -15
  35 #define SPACING_NORMAL        0
  36 #define SPACING_LOOSE        30
  37 #define SPACING_VERY_LOOSE   60
  38
  39 namespace svx {
  40
  41 TextCharacterSpacingControl::TextCharacterSpacingControl(TextCharacterSpacingPopup* pControl, weld::Widget* pParent)
  42     : WeldToolbarPopup(pControl->getFrameInterface(), pParent, "svx/ui/textcharacterspacingcontrol.ui", "TextCharacterSpacingControl")
  43     , mnCustomKern(0)
  44     , mnLastCus(SPACING_NOCUSTOM)
  45     , mxEditKerning(m_xBuilder->weld_metric_spin_button("kerning", FieldUnit::POINT))
  46     , mxTight(m_xBuilder->weld_button("tight"))
  47     , mxVeryTight(m_xBuilder->weld_button("very_tight"))
  48     , mxNormal(m_xBuilder->weld_button("normal"))
  49     , mxLoose(m_xBuilder->weld_button("loose"))
  50     , mxVeryLoose(m_xBuilder->weld_button("very_loose"))
  51     , mxLastCustom(m_xBuilder->weld_button("last_custom"))
  52     , mxControl(pControl)
  53 {
  54     mxEditKerning->connect_value_changed(LINK(this, TextCharacterSpacingControl, KerningModifyHdl));
  55     mxEditKerning->set_help_id(HID_SPACING_MB_KERN);
  56
  57     Link<weld::Button&,void> aLink = LINK(this, TextCharacterSpacingControl, PredefinedValuesHdl);
  58     mxNormal->connect_clicked(aLink);
  59     mxVeryTight->connect_clicked(aLink);
  60     mxTight->connect_clicked(aLink);
  61     mxVeryLoose->connect_clicked(aLink);
  62     mxLoose->connect_clicked(aLink);
  63     mxLastCustom->connect_clicked(aLink);
  64
  65     Initialize();
  66 }
  67
  68 void TextCharacterSpacingControl::GrabFocus()
  69 {
  70     tools::Long nKerning = mxEditKerning->get_value(FieldUnit::NONE);
  71     switch (nKerning)
  72     {
  73         case SPACING_VERY_TIGHT:
  74             mxVeryTight->grab_focus();
  75             break;
  76         case SPACING_TIGHT:
  77             mxTight->grab_focus();
  78             break;
  79         case SPACING_NORMAL:
  80             mxNormal->grab_focus();
  81             break;
  82         case SPACING_LOOSE:
  83             mxLoose->grab_focus();
  84             break;
  85         case SPACING_VERY_LOOSE:
  86             mxVeryLoose->grab_focus();
  87             break;
  88         default:
  89             if (nKerning == mnCustomKern)
  90                 mxLastCustom->grab_focus();
  91             else
  92                 mxEditKerning->grab_focus();
  93     }
  94 }
  95
  96 TextCharacterSpacingControl::~TextCharacterSpacingControl()
  97 {
  98     if (mnLastCus == SPACING_CLOSE_BY_CUS_EDIT)
  99     {
 100         SvtViewOptions aWinOpt(EViewType::Window, SIDEBAR_SPACING_GLOBAL_VALUE);
 101         css::uno::Sequence<css::beans::NamedValue> aSeq
 102             { { "Spacing", css::uno::Any(OUString::number(mnCustomKern)) } };
 103         aWinOpt.SetUserData(aSeq);
 104     }
 105 }
 106
 107 void TextCharacterSpacingControl::Initialize()
 108 {
 109     const SvxKerningItem* pKerningItem(nullptr);
 110     SfxViewFrame* pViewFrm = SfxViewFrame::Current();
 111     SfxItemState eState = pViewFrm ? pViewFrm->GetBindings().GetDispatcher()->QueryState(SID_ATTR_CHAR_KERNING, pKerningItem) : SfxItemState::UNKNOWN;
 112
 113     tools::Long nKerning = 0;
 114
 115     if (pKerningItem)
 116         nKerning = pKerningItem->GetValue();
 117
 118     SvtViewOptions aWinOpt(EViewType::Window, SIDEBAR_SPACING_GLOBAL_VALUE);
 119     if(aWinOpt.Exists())
 120     {
 121         css::uno::Sequence<css::beans::NamedValue> aSeq = aWinOpt.GetUserData();
 122         OUString aTmp;
 123         if(aSeq.hasElements())
 124             aSeq[0].Value >>= aTmp;
 125
 126         OUString aWinData(aTmp);
 127         mnCustomKern = aWinData.toInt32();
 128         mnLastCus = SPACING_CLOSE_BY_CUS_EDIT;
 129     }
 130     else
 131     {
 132         mnLastCus = SPACING_NOCUSTOM;
 133     }
 134
 135     if(eState >= SfxItemState::DEFAULT)
 136     {
 137         MapUnit eUnit = GetCoreMetric();
 138         MapUnit eOrgUnit = eUnit;
 139         tools::Long nBig = mxEditKerning->normalize(nKerning);
 140         nKerning = OutputDevice::LogicToLogic(nBig, eOrgUnit, MapUnit::MapPoint);
 141         mxEditKerning->set_value(nKerning, FieldUnit::NONE);
 142     }
 143     else if(SfxItemState::DISABLED == eState)
 144     {
 145         mxEditKerning->set_text(OUString());
 146         mxEditKerning->set_sensitive(false);
 147     }
 148     else
 149     {
 150         mxEditKerning->set_text(OUString());
 151         mxEditKerning->set_sensitive(false);
 152     }
 153 }
 154
 155 void TextCharacterSpacingControl::ExecuteCharacterSpacing(tools::Long nValue, bool bClose)
 156 {
 157     MapUnit eUnit = GetCoreMetric();
 158
 159     tools::Long nSign = (nValue < 0) ? -1 : 1;
 160     nValue = nValue * nSign;
 161
 162     tools::Long nVal = OutputDevice::LogicToLogic(nValue, MapUnit::MapPoint, eUnit);
 163     short nKern = (nValue == 0) ? 0 : static_cast<short>(mxEditKerning->denormalize(nVal));
 164
 165     SvxKerningItem aKernItem(nSign * nKern, SID_ATTR_CHAR_KERNING);
 166
 167     if (SfxViewFrame* pViewFrm = SfxViewFrame::Current())
 168     {
 169         pViewFrm->GetBindings().GetDispatcher()->ExecuteList(SID_ATTR_CHAR_KERNING,
 170             SfxCallMode::RECORD, { &aKernItem });
 171     }
 172
 173     if (bClose)
 174         mxControl->EndPopupMode();
 175 }
 176
 177 IMPL_LINK(TextCharacterSpacingControl, PredefinedValuesHdl, weld::Button&, rControl, void)
 178 {
 179     mnLastCus = SPACING_CLOSE_BY_CLICK_ICON;
 180
 181     if (&rControl == mxNormal.get())
 182     {
 183         ExecuteCharacterSpacing(SPACING_NORMAL);
 184     }
 185     else if (&rControl == mxVeryTight.get())
 186     {
 187         ExecuteCharacterSpacing(SPACING_VERY_TIGHT);
 188     }
 189     else if (&rControl == mxTight.get())
 190     {
 191         ExecuteCharacterSpacing(SPACING_TIGHT);
 192     }
 193     else if (&rControl == mxVeryLoose.get())
 194     {
 195         ExecuteCharacterSpacing(SPACING_VERY_LOOSE);
 196     }
 197     else if (&rControl == mxLoose.get())
 198     {
 199         ExecuteCharacterSpacing(SPACING_LOOSE);
 200     }
 201     else if (&rControl == mxLastCustom.get())
 202     {
 203         ExecuteCharacterSpacing(mnCustomKern);
 204     }
 205 }
 206
 207 IMPL_LINK_NOARG(TextCharacterSpacingControl, KerningModifyHdl, weld::MetricSpinButton&, void)
 208 {
 209     mnLastCus = SPACING_CLOSE_BY_CUS_EDIT;
 210     mnCustomKern = mxEditKerning->get_value(FieldUnit::NONE);
 211
 212     ExecuteCharacterSpacing(mnCustomKern, false);
 213 }
 214
 215 MapUnit TextCharacterSpacingControl::GetCoreMetric()
 216 {
 217     SfxItemPool &rPool = SfxGetpApp()->GetPool();
 218     sal_uInt16 nWhich = rPool.GetWhich(SID_ATTR_CHAR_KERNING);
 219     return rPool.GetMetric(nWhich);
 220 }
 221
 222 } // end of namespace svx
 223
 224 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */