src/filterbar/filterbar.cpp

   1 /*
   2  * SPDX-FileCopyrightText: 2006-2010 Peter Penz <peter.penz19@gmail.com>
   3  * SPDX-FileCopyrightText: 2006 Gregor Kališnik <gregor@podnapisi.net>
   4  * SPDX-FileCopyrightText: 2012 Stuart Citrin <ctrn3e8@gmail.com>
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #include "filterbar.h"
  10
  11 #include <KLocalizedString>
  12
  13 #include <QHBoxLayout>
  14 #include <QKeyEvent>
  15 #include <QLabel>
  16 #include <QLineEdit>
  17 #include <QToolButton>
  18
  19 FilterBar::FilterBar(QWidget* parent) :
  20     QWidget(parent)
  21 {
  22     // Create button to lock text when changing folders
  23     m_lockButton = new QToolButton(this);
  24     m_lockButton->setAutoRaise(true);
  25     m_lockButton->setCheckable(true);
  26     m_lockButton->setIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
  27     m_lockButton->setToolTip(i18nc("@info:tooltip", "Keep Filter When Changing Folders"));
  28     connect(m_lockButton, &QToolButton::toggled, this, &FilterBar::slotToggleLockButton);
  29
  30
  31     // Create filter editor
  32     m_filterInput = new QLineEdit(this);
  33     m_filterInput->setLayoutDirection(Qt::LeftToRight);
  34     m_filterInput->setClearButtonEnabled(true);
  35     m_filterInput->setPlaceholderText(i18n("Filter..."));
  36     connect(m_filterInput, &QLineEdit::textChanged,
  37             this, &FilterBar::filterChanged);
  38     setFocusProxy(m_filterInput);
  39
  40     // Create close button
  41     QToolButton *closeButton = new QToolButton(this);
  42     closeButton->setAutoRaise(true);
  43     closeButton->setIcon(QIcon::fromTheme(QStringLiteral("dialog-close")));
  44     closeButton->setToolTip(i18nc("@info:tooltip", "Hide Filter Bar"));
  45     connect(closeButton, &QToolButton::clicked, this, &FilterBar::closeRequest);
  46
  47     // Apply layout
  48     QHBoxLayout* hLayout = new QHBoxLayout(this);
  49     hLayout->setContentsMargins(0, 0, 0, 0);
  50     hLayout->addWidget(m_lockButton);
  51     hLayout->addWidget(m_filterInput);
  52     hLayout->addWidget(closeButton);
  53 }
  54
  55 FilterBar::~FilterBar()
  56 {
  57 }
  58
  59 void FilterBar::closeFilterBar()
  60 {
  61     hide();
  62     clear();
  63     if (m_lockButton) {
  64         m_lockButton->setChecked(false);
  65     }
  66 }
  67
  68 void FilterBar::selectAll()
  69 {
  70     m_filterInput->selectAll();
  71 }
  72
  73 void FilterBar::clear()
  74 {
  75     m_filterInput->clear();
  76 }
  77
  78 void FilterBar::slotUrlChanged()
  79 {
  80     if (!m_lockButton || !(m_lockButton->isChecked())) {
  81         clear();
  82     }
  83 }
  84
  85 void FilterBar::slotToggleLockButton(bool checked)
  86 {
  87     if (checked) {
  88         m_lockButton->setIcon(QIcon::fromTheme(QStringLiteral("object-locked")));
  89     } else {
  90         m_lockButton->setIcon(QIcon::fromTheme(QStringLiteral("object-unlocked")));
  91         clear();
  92     }
  93 }
  94
  95 void FilterBar::showEvent(QShowEvent* event)
  96 {
  97     if (!event->spontaneous()) {
  98         m_filterInput->setFocus();
  99     }
 100 }
 101
 102 void FilterBar::keyReleaseEvent(QKeyEvent* event)
 103 {
 104     QWidget::keyReleaseEvent(event);
 105
 106     switch (event->key()) {
 107     case Qt::Key_Escape:
 108         if (m_filterInput->text().isEmpty()) {
 109             emit closeRequest();
 110         } else {
 111             m_filterInput->clear();
 112         }
 113         break;
 114
 115     case Qt::Key_Enter:
 116     case Qt::Key_Return:
 117         emit focusViewRequest();
 118         break;
 119
 120     default:
 121         break;
 122     }
 123 }
 124