QmlDesigner: Enable searching in the text editor

Also hide the bottom status bar when it is empty.

Task-number: QDS-6187
Change-Id: I053771243c268ea20df8e127831b789b854021aa
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

src/plugins/qmldesigner/components/texteditor/texteditorview.cpp

@@ -81,7 +81,7 @@ TextEditorView::TextEditorView(QObject *parent)
     Core::Command *command = Core::ActionManager::registerAction(completionAction, TextEditor::Constants::COMPLETE_THIS, context);
     command->setDefaultKeySequence(QKeySequence(Core::useMacShortcuts ? tr("Meta+Space") : tr("Ctrl+Space")));
 
-    connect(completionAction, &QAction::triggered, [this]() {
+    connect(completionAction, &QAction::triggered, this, [this] {
         if (m_widget->textEditor())
             m_widget->textEditor()->editorWidget()->invokeAssist(TextEditor::Completion);
     });
@@ -102,13 +102,9 @@ void TextEditorView::modelAttached(Model *model)
     auto textEditor = qobject_cast<TextEditor::BaseTextEditor *>(
                 QmlDesignerPlugin::instance()->currentDesignDocument()->textEditor()->duplicate());
 
+    // Set the context of the text editor, but we add another special context to override shortcuts.
     Core::Context context = textEditor->context();
     context.prepend(TEXTEDITOR_CONTEXT_ID);
-
-    /*
-     *  Set the context of the text editor, but we add another special context to override shortcuts.
-     */
-
     m_textEditorContext->setContext(context);
 
     m_widget->setTextEditor(textEditor);
@@ -272,9 +268,8 @@ void TextEditorView::reformatFile()
     auto document =
             qobject_cast<QmlJSEditor::QmlJSEditorDocument *>(Core::EditorManager::currentDocument());
 
-    /* Reformat document if we have a .ui.qml file */
-    if (document
-            && document->filePath().toString().endsWith(".ui.qml")
+    // Reformat document if we have a .ui.qml file
+    if (document && document->filePath().toString().endsWith(".ui.qml")
                  && DesignerSettings::getValue(DesignerSettingsKey::REFORMAT_UI_QML_FILES).toBool()) {
 
         QmlJS::Document::Ptr currentDocument(document->semanticInfo().document);
@@ -315,4 +310,3 @@ void TextEditorView::instancePropertyChanged(const QList<QPair<ModelNode, Proper
 }
 
 } // namespace QmlDesigner
-

src/plugins/qmldesigner/components/texteditor/texteditorwidget.cpp

@@ -27,7 +27,7 @@
 
 #include <texteditorstatusbar.h>
 #include <texteditorview.h>
-
+#include <coreplugin/findplaceholder.h>
 #include <rewriterview.h>
 
 #include <qmldesignerplugin.h>
@@ -52,13 +52,17 @@ TextEditorWidget::TextEditorWidget(TextEditorView *textEditorView)
     : QWidget()
     , m_textEditorView(textEditorView)
     , m_statusBar(new TextEditorStatusBar(this))
+    , m_findToolBar(new Core::FindToolBarPlaceHolder(this))
+    , m_layout(new QVBoxLayout(this))
 {
     setAcceptDrops(true);
 
-    QBoxLayout *layout = new QVBoxLayout(this);
-    layout->setContentsMargins(0, 0, 0, 0);
-    layout->setSpacing(0);
-    layout->addWidget(m_statusBar);
+    m_statusBar->hide();
+
+    m_layout->setContentsMargins(0, 0, 0, 0);
+    m_layout->setSpacing(0);
+    m_layout->addWidget(m_statusBar);
+    m_layout->addWidget(m_findToolBar);
 
     m_updateSelectionTimer.setSingleShot(true);
     m_updateSelectionTimer.setInterval(200);
@@ -72,24 +76,22 @@ void TextEditorWidget::setTextEditor(TextEditor::BaseTextEditor *textEditor)
     m_textEditor.reset(textEditor);
 
     if (textEditor) {
-        layout()->removeWidget(m_statusBar);
-        layout()->addWidget(textEditor->editorWidget());
-        layout()->addWidget(m_statusBar);
+        m_layout->insertWidget(0, textEditor->editorWidget());
+
         setFocusProxy(textEditor->editorWidget());
 
         QmlDesignerPlugin::instance()->emitCurrentTextEditorChanged(textEditor);
 
-        connect(textEditor->editorWidget(), &QPlainTextEdit::cursorPositionChanged,
-                this, [this]() {
-            /* Cursor position is changed by rewriter */
+        connect(textEditor->editorWidget(), &QPlainTextEdit::cursorPositionChanged, this, [this] {
+            // Cursor position is changed by rewriter
             if (!m_blockCursorSelectionSynchronisation)
                 m_updateSelectionTimer.start();
         });
 
         textEditor->editorWidget()->installEventFilter(this);
+
         static QString styleSheet = Theme::replaceCssColors(
-            QString::fromUtf8(Utils::FileReader::fetchQrc(
-                ":/qmldesigner/scrollbar.css")));
+            QString::fromUtf8(Utils::FileReader::fetchQrc(":/qmldesigner/scrollbar.css")));
         textEditor->editorWidget()->verticalScrollBar()->setStyleSheet(styleSheet);
         textEditor->editorWidget()->horizontalScrollBar()->setStyleSheet(styleSheet);
     }
@@ -105,7 +107,6 @@ void TextEditorWidget::contextHelp(const Core::IContext::HelpCallback &callback)
 
 void TextEditorWidget::updateSelectionByCursorPosition()
 {
-    /* Because of the timer we have to be careful. */
     if (!m_textEditorView->model())
         return;
 
@@ -162,11 +163,13 @@ void TextEditorWidget::gotoCursorPosition(int line, int column)
 void TextEditorWidget::setStatusText(const QString &text)
 {
     m_statusBar->setText(text);
+    m_statusBar->setVisible(!text.isEmpty());
 }
 
 void TextEditorWidget::clearStatusBar()
 {
     m_statusBar->clearText();
+    m_statusBar->hide();
 }
 
 int TextEditorWidget::currentLine() const
@@ -199,6 +202,9 @@ bool TextEditorWidget::eventFilter(QObject *, QEvent *event)
         auto keyEvent = static_cast<QKeyEvent *>(event);
 
         if (std::find(overrideKeys.begin(), overrideKeys.end(), keyEvent->key()) != overrideKeys.end()) {
+            if (keyEvent->key() == Qt::Key_Escape)
+                m_findToolBar->hide();
+
             keyEvent->accept();
             return true;
         }
@@ -208,13 +214,14 @@ bool TextEditorWidget::eventFilter(QObject *, QEvent *event)
                                                              | Qt::AltModifier
                                                              | Qt::MetaModifier;
 
-        QKeySequence keySqeuence(keyEvent->key() | (keyEvent->modifiers() & relevantModifiers));
-        for (const QKeySequence &overrideSequence : overrideSequences)
+        const QKeySequence keySqeuence(keyEvent->key() | (keyEvent->modifiers() & relevantModifiers));
+        for (const QKeySequence &overrideSequence : overrideSequences) {
             if (keySqeuence.matches(overrideSequence)) {
                 keyEvent->accept();
                 return true;
             }
         }
+    }
     return false;
 }
 

src/plugins/qmldesigner/components/texteditor/texteditorwidget.h

@@ -26,11 +26,15 @@
 
 #include <texteditor/texteditor.h>
 
-#include <QWidget>
 #include <QTimer>
+#include <QVBoxLayout>
+#include <QWidget>
 
 #include <memory>
 
+namespace Core {
+class FindToolBarPlaceHolder;
+}
 namespace QmlDesigner {
 
 class TextEditorView;
@@ -72,7 +76,9 @@ private:
     std::unique_ptr<TextEditor::BaseTextEditor> m_textEditor;
     QPointer<TextEditorView> m_textEditorView;
     QTimer m_updateSelectionTimer;
-    TextEditorStatusBar *m_statusBar;
+    TextEditorStatusBar *m_statusBar = nullptr;
+    Core::FindToolBarPlaceHolder *m_findToolBar = nullptr;
+    QVBoxLayout *m_layout = nullptr;
     bool m_blockCursorSelectionSynchronisation = false;
     bool m_blockRoundTrip = false;
 };