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 <KLocalizedString>
  16 #include <KUrlComboBox>
  17
  18 #include <QAbstractButton>
  19 #include <QLayout>
  20 #include <QLineEdit>
  21
  22 DolphinUrlNavigator::DolphinUrlNavigator(QWidget *parent)
  23     : DolphinUrlNavigator(QUrl(), parent)
  24 {
  25 }
  26
  27 DolphinUrlNavigator::DolphinUrlNavigator(const QUrl &url, QWidget *parent)
  28     : KUrlNavigator(DolphinPlacesModelSingleton::instance().placesModel(), url, parent)
  29 {
  30     const GeneralSettings *settings = GeneralSettings::self();
  31     setUrlEditable(settings->editableUrl());
  32     setShowFullPath(settings->showFullPath());
  33     setHomeUrl(Dolphin::homeUrl());
  34     setPlacesSelectorVisible(DolphinUrlNavigatorsController::placesSelectorVisible());
  35     editor()->setCompletionMode(KCompletion::CompletionMode(settings->urlCompletionMode()));
  36     setWhatsThis(xi18nc("@info:whatsthis location bar",
  37                         "<para>This describes the location of the files and folders "
  38                         "displayed below.</para><para>The name of the currently viewed "
  39                         "folder can be read at the very right. To the left of it is the "
  40                         "name of the folder that contains it. The whole line is called "
  41                         "the <emphasis>path</emphasis> to the current location because "
  42                         "following these folders from left to right leads here.</para>"
  43                         "<para>This interactive path "
  44                         "is more powerful than one would expect. To learn more "
  45                         "about the basic and advanced features of the location bar "
  46                         "<link url='help:/dolphin/location-bar.html'>click here</link>. "
  47                         "This will open the dedicated page in the Handbook.</para>"));
  48
  49     DolphinUrlNavigatorsController::registerDolphinUrlNavigator(this);
  50
  51     connect(this, &KUrlNavigator::returnPressed, this, &DolphinUrlNavigator::slotReturnPressed);
  52 }
  53
  54 DolphinUrlNavigator::~DolphinUrlNavigator()
  55 {
  56     DolphinUrlNavigatorsController::unregisterDolphinUrlNavigator(this);
  57 }
  58
  59 QSize DolphinUrlNavigator::sizeHint() const
  60 {
  61     if (isUrlEditable()) {
  62         return editor()->lineEdit()->sizeHint();
  63     }
  64     int widthHint = 0;
  65     for (int i = 0; i < layout()->count(); ++i) {
  66         QWidget *widget = layout()->itemAt(i)->widget();
  67         const QAbstractButton *button = qobject_cast<QAbstractButton *>(widget);
  68         if (button && button->icon().isNull()) {
  69             widthHint += widget->minimumSizeHint().width();
  70         }
  71     }
  72     return QSize(widthHint, KUrlNavigator::sizeHint().height());
  73 }
  74
  75 std::unique_ptr<DolphinUrlNavigator::VisualState> DolphinUrlNavigator::visualState() const
  76 {
  77     std::unique_ptr<VisualState> visualState{new VisualState};
  78     visualState->isUrlEditable = (isUrlEditable());
  79     const QLineEdit *lineEdit = editor()->lineEdit();
  80     visualState->hasFocus = lineEdit->hasFocus();
  81     visualState->text = lineEdit->text();
  82     visualState->cursorPosition = lineEdit->cursorPosition();
  83     visualState->selectionStart = lineEdit->selectionStart();
  84     visualState->selectionLength = lineEdit->selectionLength();
  85     return visualState;
  86 }
  87
  88 void DolphinUrlNavigator::setVisualState(const VisualState &visualState)
  89 {
  90     setUrlEditable(visualState.isUrlEditable);
  91     if (!visualState.isUrlEditable) {
  92         return;
  93     }
  94     editor()->lineEdit()->setText(visualState.text);
  95     if (visualState.hasFocus) {
  96         editor()->lineEdit()->setFocus();
  97         editor()->lineEdit()->setCursorPosition(visualState.cursorPosition);
  98         if (visualState.selectionStart != -1) {
  99             editor()->lineEdit()->setSelection(visualState.selectionStart, visualState.selectionLength);
 100         }
 101     }
 102 }
 103
 104 void DolphinUrlNavigator::clearText() const
 105 {
 106     editor()->lineEdit()->clear();
 107 }
 108
 109 void DolphinUrlNavigator::setPlaceholderText(const QString &text)
 110 {
 111     editor()->lineEdit()->setPlaceholderText(text);
 112 }
 113
 114 void DolphinUrlNavigator::slotReturnPressed()
 115 {
 116     if (!GeneralSettings::editableUrl()) {
 117         setUrlEditable(false);
 118     }
 119 }