1 files changed, 106 insertions, 0 deletions
diff --git a/src/qtui/search_bar.cc b/src/qtui/search_bar.cc
new file mode 100644
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--- /dev/null
+++ b/src/qtui/search_bar.cc
@@ -0,0 +1,106 @@
+/*
+ * search_bar.cc
+ * Copyright 2016 John Lindgren
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions, and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions, and the following disclaimer in the documentation
+ *    provided with the distribution.
+ *
+ * This software is provided "as is" and without any warranty, express or
+ * implied. In no event shall the authors be liable for any damages arising from
+ * the use of this software.
+ */
+
+#include "search_bar.h"
+#include "playlist.h"
+
+#include <QApplication>
+#include <QHBoxLayout>
+#include <QKeyEvent>
+#include <QLabel>
+#include <QLineEdit>
+#include <QPushButton>
+
+#include <libaudcore/i18n.h>
+#include <libaudqt/libaudqt.h>
+
+static QPushButton * makeButton (const char * icon, QWidget * parent)
+{
+    auto button = new QPushButton (QIcon::fromTheme (icon), QString (), parent);
+    button->setFlat (true);
+    button->setFocusPolicy (Qt::NoFocus);
+    return button;
+}
+
+SearchBar::SearchBar (QWidget * parent, PlaylistWidget * playlistWidget) :
+    QWidget (parent),
+    m_playlistWidget (playlistWidget),
+    m_entry (new QLineEdit (this))
+{
+    m_entry->setClearButtonEnabled (true);
+    m_entry->setPlaceholderText (_("Search playlist"));
+
+    auto upButton = makeButton ("go-up", this);
+    auto downButton = makeButton ("go-down", this);
+    auto closeButton = makeButton ("window-close", this);
+
+    auto layout = audqt::make_hbox (this);
+    layout->setContentsMargins (audqt::margins.TwoPt);
+
+    layout->addWidget (m_entry);
+    layout->addWidget (upButton);
+    layout->addWidget (downButton);
+    layout->addWidget (closeButton);
+
+    setFocusProxy (m_entry);
+
+    connect (m_entry, & QLineEdit::textChanged, [this] (const QString & text) {
+        m_playlistWidget->setFilter (text.toUtf8 ());
+    });
+
+    connect (upButton, & QPushButton::clicked, [this] (bool) {
+        m_playlistWidget->moveFocus (-1);
+    });
+
+    connect (downButton, & QPushButton::clicked, [this] (bool) {
+        m_playlistWidget->moveFocus (1);
+    });
+
+    connect (closeButton, & QPushButton::clicked, [this] (bool) {
+        m_entry->clear ();
+        m_playlistWidget->setFocus ();
+        hide ();
+    });
+}
+
+void SearchBar::keyPressEvent (QKeyEvent * event)
+{
+    if (event->modifiers () == Qt::NoModifier)
+    {
+        switch (event->key ())
+        {
+        case Qt::Key_Enter:
+        case Qt::Key_Return:
+        case Qt::Key_Up:
+        case Qt::Key_Down:
+        case Qt::Key_PageUp:
+        case Qt::Key_PageDown:
+            QApplication::sendEvent (m_playlistWidget, event);
+            return;
+
+        case Qt::Key_Escape:
+            m_entry->clear ();
+            m_playlistWidget->setFocus ();
+            hide ();
+            return;
+        }
+    }
+
+    QWidget::keyPressEvent (event);
+}