When the selection is deselected, restart the keyboard search from the beginning

[dolphin.git] / src / kitemviews / private / kitemlistroleeditor.cpp

diff --git a/src/kitemviews/private/kitemlistroleeditor.cpp b/src/kitemviews/private/kitemlistroleeditor.cpp
index 815da4c70e5ebe454d5c2a4c6fe1fff9b172fa81..eb6f1de767c48a44f964dcd8bb8704ed9a85bf34 100644 (file)
--- a/src/kitemviews/private/kitemlistroleeditor.cpp
+++ b/src/kitemviews/private/kitemlistroleeditor.cpp
@@ -19,35 +19,28 @@
 
 #include "kitemlistroleeditor.h"
 
-#include <KDebug>
-#include <QKeyEvent>
+#include <KIO/Global>
 
 KItemListRoleEditor::KItemListRoleEditor(QWidget *parent) :
     KTextEdit(parent),
-    m_index(0),
-    m_role()
+    m_role(),
+    m_blockFinishedSignal(false)
 {
     setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
     setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+    setAcceptRichText(false);
+    enableFindReplace(false);
     document()->setDocumentMargin(0);
 
     if (parent) {
         parent->installEventFilter(this);
     }
-}
 
-KItemListRoleEditor::~KItemListRoleEditor()
-{
+    connect(this, &KItemListRoleEditor::textChanged, this, &KItemListRoleEditor::autoAdjustSize);
 }
 
-void KItemListRoleEditor::setIndex(int index)
-{
-    m_index = index;
-}
-
-int KItemListRoleEditor::index() const
+KItemListRoleEditor::~KItemListRoleEditor()
 {
-    return m_index;
 }
 
 void KItemListRoleEditor::setRole(const QByteArray& role)
@@ -60,10 +53,10 @@ QByteArray KItemListRoleEditor::role() const
     return m_role;
 }
 
-bool  KItemListRoleEditor::eventFilter(QObject* watched, QEvent* event)
+bool KItemListRoleEditor::eventFilter(QObject* watched, QEvent* event)
 {
     if (watched == parentWidget() && event->type() == QEvent::Resize) {
-        emit roleEditingFinished(m_index, m_role, toPlainText());
+        emitRoleEditingFinished();
     }
 
     return KTextEdit::eventFilter(watched, event);
@@ -72,7 +65,10 @@ bool  KItemListRoleEditor::eventFilter(QObject* watched, QEvent* event)
 bool KItemListRoleEditor::event(QEvent* event)
 {
     if (event->type() == QEvent::FocusOut) {
-        emit roleEditingFinished(m_index, m_role, toPlainText());
+        QFocusEvent* focusEvent = static_cast<QFocusEvent*>(event);
+        if (focusEvent->reason() != Qt::PopupFocusReason) {
+            emitRoleEditingFinished();
+        }
     }
     return KTextEdit::event(event);
 }
@@ -81,20 +77,58 @@ void KItemListRoleEditor::keyPressEvent(QKeyEvent* event)
 {
     switch (event->key()) {
     case Qt::Key_Escape:
-        emit roleEditingCanceled(m_index, m_role, toPlainText());
+        // Emitting the signal roleEditingCanceled might result
+        // in losing the focus. Per default losing the focus emits
+        // a roleEditingFinished signal (see KItemListRoleEditor::event),
+        // which is not wanted in this case.
+        m_blockFinishedSignal = true;
+        emit roleEditingCanceled(m_role, KIO::encodeFileName(toPlainText()));
+        m_blockFinishedSignal = false;
         event->accept();
         return;
     case Qt::Key_Enter:
     case Qt::Key_Return:
-        emit roleEditingFinished(m_index, m_role, toPlainText());
+        emitRoleEditingFinished();
         event->accept();
         return;
+    case Qt::Key_Left:
+    case Qt::Key_Right: {
+        QTextCursor cursor = textCursor();
+        if (event->modifiers() == Qt::NoModifier && cursor.hasSelection()) {
+            if (event->key() == Qt::Key_Left) {
+                cursor.setPosition(cursor.selectionStart());
+            } else {
+                cursor.setPosition(cursor.selectionEnd());
+            }
+            cursor.clearSelection();
+            setTextCursor(cursor);
+            event->accept();
+            return;
+        }
+        break;
+    }
+    case Qt::Key_Home:
+    case Qt::Key_End: {
+        if (event->modifiers() == Qt::NoModifier || event->modifiers() == Qt::ShiftModifier) {
+            const QTextCursor::MoveOperation op = event->key() == Qt::Key_Home
+                                                ? QTextCursor::Start
+                                                : QTextCursor::End;
+            const QTextCursor::MoveMode mode = event->modifiers() == Qt::NoModifier
+                                             ? QTextCursor::MoveAnchor
+                                             : QTextCursor::KeepAnchor;
+            QTextCursor cursor = textCursor();
+            cursor.movePosition(op, mode);
+            setTextCursor(cursor);
+            event->accept();
+            return;
+        }
+        break;
+    }
     default:
         break;
     }
 
     KTextEdit::keyPressEvent(event);
-    autoAdjustSize();
 }
 
 void KItemListRoleEditor::autoAdjustSize()
@@ -122,4 +156,10 @@ void KItemListRoleEditor::autoAdjustSize()
     }
 }
 
-#include "kitemlistroleeditor.moc"
+void KItemListRoleEditor::emitRoleEditingFinished()
+{
+    if (!m_blockFinishedSignal) {
+        emit roleEditingFinished(m_role, KIO::encodeFileName(toPlainText()));
+    }
+}
+