From 1ee841364215042f1f284e692ae191ebf7a64156 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Tue, 1 May 2018 15:54:49 +0200
Subject: Split off addressbar into lib/

---
 lib/addressbar/urllineedit.cpp | 126 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 lib/addressbar/urllineedit.cpp

(limited to 'lib/addressbar/urllineedit.cpp')

diff --git a/lib/addressbar/urllineedit.cpp b/lib/addressbar/urllineedit.cpp
new file mode 100644
index 0000000..27acf60
--- /dev/null
+++ b/lib/addressbar/urllineedit.cpp
@@ -0,0 +1,126 @@
+/*
+ * This file is part of smolbote. It's copyrighted by the contributors recorded
+ * in the version control history of the file, available from its original
+ * location: https://neueland.iserlohn-fortress.net/smolbote.hg
+ *
+ * SPDX-License-Identifier: GPL-3.0
+ */
+
+#include "urllineedit.h"
+#include <QLabel>
+#include <QMenu>
+#include <QShortcut>
+#include <QTimer>
+#include <QWidgetAction>
+
+UrlLineEdit::UrlLineEdit(QWidget *parent)
+    : QLineEdit(parent)
+    , m_listView(new Completer(this))
+{
+    setPlaceholderText(tr("Enter address"));
+
+    m_listView->setVisible(false);
+
+    pageMenu_action = addAction(style()->standardIcon(QStyle::SP_DriveNetIcon), QLineEdit::LeadingPosition);
+    connect(pageMenu_action, &QAction::triggered, pageMenu_action, [&]() {
+        if(pageMenu_action->menu()) {
+            pageMenu_action->menu()->exec(this->mapToGlobal(QPoint(0, height())));
+        }
+    });
+
+    toolsMenu_action = addAction(style()->standardIcon(QStyle::SP_FileIcon), QLineEdit::TrailingPosition);
+    connect(toolsMenu_action, &QAction::triggered, toolsMenu_action, [&]() {
+        if(toolsMenu_action->menu()) {
+            toolsMenu_action->menu()->exec(this->mapToGlobal(QPoint(width(), height())));
+        }
+    });
+
+    QTextCharFormat hostnameFormat;
+    hostnameFormat.setFontWeight(QFont::Bold);
+    m_hostFormat.format = hostnameFormat;
+}
+
+void UrlLineEdit::setUrl(const QUrl &url)
+{
+    QString urlText = url.toString();
+    QString domain = url.host();
+
+    m_hostFormat.start = urlText.indexOf(domain);
+    m_hostFormat.length = domain.length();
+
+    clear();
+    clearTextFormat();
+    setTextFormat(m_hostFormat);
+    setText(urlText);
+}
+
+void UrlLineEdit::updateCompleter(const QStringList &l)
+{
+    if(!m_listView->updateItems(l)) {
+        m_listView->hide();
+        return;
+    }
+
+    // positioning
+    m_listView->setFixedWidth(width());
+    m_listView->move(mapToGlobal(QPoint(0, height())));
+    m_listView->show();
+}
+
+void UrlLineEdit::focusInEvent(QFocusEvent *event)
+{
+    clearTextFormat();
+
+    QLineEdit::focusInEvent(event);
+
+    // select the contents when receiving focus
+    // http://stackoverflow.com/a/35725950/1054406
+    // mousePressEvent triggers right after focusInEvent so text selected in focusInEvent unselects by mousePressEvent
+    //QTimer::singleShot(0, this, SLOT(selectAll()));
+}
+
+void UrlLineEdit::focusOutEvent(QFocusEvent *event)
+{
+    if(!text().startsWith('#'))
+        setUrl(QUrl::fromUserInput(text()));
+
+    QLineEdit::focusOutEvent(event);
+}
+
+void UrlLineEdit::keyPressEvent(QKeyEvent *event)
+{
+    if(m_listView->keyPressed(event)) {
+        int key = event->key();
+        QModelIndex currentIndex = m_listView->currentIndex();
+
+        if(key == Qt::Key::Key_Enter || key == Qt::Key_Return) {
+
+            if(currentIndex.isValid()) {
+                setText(currentIndex.data().toString());
+            }
+            m_listView->hide();
+            event->accept();
+            return;
+        }
+    } else if(event->key() == Qt::Key::Key_Escape) {
+        clearFocus();
+        event->accept();
+        return;
+    }
+
+    QLineEdit::keyPressEvent(event);
+}
+
+// formatting taken from: https://forum.qt.io/topic/60962/setting-qlineedit-text-bold
+void UrlLineEdit::setTextFormat(const QTextLayout::FormatRange &format)
+{
+    QList<QInputMethodEvent::Attribute> attributes;
+    attributes.append(QInputMethodEvent::Attribute(QInputMethodEvent::TextFormat, format.start, format.length, format.format));
+    QInputMethodEvent ev(QString(), attributes);
+    event(&ev);
+}
+
+void UrlLineEdit::clearTextFormat()
+{
+    setTextFormat(QTextLayout::FormatRange());
+}
-- 
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