src/dolphinurlnavigator.cpp

   1 /*
   2     This file is part of the KDE project
   3     SPDX-FileCopyrightText: 2020 Felix Ernst <fe.a.ernst@gmail.com>
   4
   5     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
   6 */
   7
   8 #include "dolphinurlnavigator.h"
   9
  10 #include "dolphin_generalsettings.h"
  11 #include "dolphinplacesmodelsingleton.h"
  12 #include "dolphinurlnavigatorscontroller.h"
  13 #include "global.h"
  14
  15 #include <KUrlComboBox>
  16 #include <KLocalizedString>
  17
  18 #include <QAbstractButton>
  19 #include <QLayout>
  20 #include <QLineEdit>
  21
  22 DolphinUrlNavigator::DolphinUrlNavigator(QWidget *parent) :
  23     DolphinUrlNavigator(QUrl(), parent)
  24 {}
  25
  26 DolphinUrlNavigator::DolphinUrlNavigator(const QUrl &url, QWidget *parent) :
  27     KUrlNavigator(DolphinPlacesModelSingleton::instance().placesModel(), url, parent)
  28 {
  29     const GeneralSettings* settings = GeneralSettings::self();
  30     setUrlEditable(settings->editableUrl());
  31     setShowFullPath(settings->showFullPath());
  32     setHomeUrl(Dolphin::homeUrl());
  33     setPlacesSelectorVisible(DolphinUrlNavigatorsController::placesSelectorVisible());
  34     editor()->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  35     setWhatsThis(xi18nc("@info:whatsthis location bar",
  36         "<para>This describes the location of the files and folders "
  37         "displayed below.</para><para>The name of the currently viewed "
  38         "folder can be read at the very right. To the left of it is the "
  39         "name of the folder that contains it. The whole line is called "
  40         "the <emphasis>path</emphasis> to the current location because "
  41         "following these folders from left to right leads here.</para>"
  42         "<para>This interactive path "
  43         "is more powerful than one would expect. To learn more "
  44         "about the basic and advanced features of the location bar "
  45         "<link url='help:/dolphin/location-bar.html'>click here</link>. "
  46         "This will open the dedicated page in the Handbook.</para>"));
  47
  48     DolphinUrlNavigatorsController::registerDolphinUrlNavigator(this);
  49
  50     connect(this, &DolphinUrlNavigator::returnPressed,
  51             this, &DolphinUrlNavigator::slotReturnPressed);
  52     connect(editor(), &KUrlComboBox::completionModeChanged,
  53             DolphinUrlNavigatorsController::setCompletionMode);
  54 }
  55
  56 DolphinUrlNavigator::~DolphinUrlNavigator()
  57 {
  58     DolphinUrlNavigatorsController::unregisterDolphinUrlNavigator(this);
  59 }
  60
  61 QSize DolphinUrlNavigator::sizeHint() const
  62 {
  63     if (isUrlEditable()) {
  64         return editor()->lineEdit()->sizeHint();
  65     }
  66     int widthHint = 0;
  67     for (int i = 0; i < layout()->count(); ++i) {
  68         QWidget *widget = layout()->itemAt(i)->widget();
  69         const QAbstractButton *button = qobject_cast<QAbstractButton *>(widget);
  70         if (button && button->icon().isNull()) {
  71             widthHint += widget->minimumSizeHint().width();
  72         }
  73     }
  74     return QSize(widthHint, KUrlNavigator::sizeHint().height());
  75 }
  76
  77 std::unique_ptr<DolphinUrlNavigator::VisualState> DolphinUrlNavigator::visualState() const
  78 {
  79     std::unique_ptr<VisualState> visualState{new VisualState};
  80     visualState->isUrlEditable = (isUrlEditable());
  81     const QLineEdit *lineEdit = editor()->lineEdit();
  82     visualState->hasFocus = lineEdit->hasFocus();
  83     visualState->text = lineEdit->text();
  84     visualState->cursorPosition = lineEdit->cursorPosition();
  85     visualState->selectionStart = lineEdit->selectionStart();
  86     visualState->selectionLength = lineEdit->selectionLength();
  87     return visualState;
  88 }
  89
  90 void DolphinUrlNavigator::setVisualState(const VisualState& visualState)
  91 {
  92     setUrlEditable(visualState.isUrlEditable);
  93     if (!visualState.isUrlEditable) {
  94         return;
  95     }
  96     editor()->lineEdit()->setText(visualState.text);
  97     if (visualState.hasFocus) {
  98         editor()->lineEdit()->setFocus();
  99         editor()->lineEdit()->setCursorPosition(visualState.cursorPosition);
 100         if (visualState.selectionStart != -1) {
 101             editor()->lineEdit()->setSelection(visualState.selectionStart, visualState.selectionLength);
 102         }
 103     }
 104 }
 105
 106 void DolphinUrlNavigator::slotReturnPressed()
 107 {
 108     if (!GeneralSettings::editableUrl()) {
 109         setUrlEditable(false);
 110     }
 111 }