add: keywordlineEdit class file

DSView/pv/dialogs/dsdialog.cpp

@@ -33,20 +33,23 @@
 namespace pv {
 namespace dialogs {
 
-DSDialog::DSDialog() : DSDialog(NULL, false, false)
+DSDialog::DSDialog() : 
+ DSDialog(NULL, false, false)
 {
 }
 
-DSDialog::DSDialog(QWidget *parent): DSDialog(parent, false, false)
+DSDialog::DSDialog(QWidget *parent):
+ DSDialog(parent, false, false)
 {
 }
 
-DSDialog::DSDialog(QWidget *parent, bool hasClose): DSDialog(parent, hasClose, false)
+DSDialog::DSDialog(QWidget *parent, bool hasClose):
+ DSDialog(parent, hasClose, false)
 {
 }
 
 DSDialog::DSDialog(QWidget *parent, bool hasClose, bool bBaseButton) :
-    QDialog(NULL), //must be null, otherwise window can not able to move
+    QDialog(parent), //must be null, otherwise window can not able to move
     m_bBaseButton(bBaseButton)
 {
     (void)parent;

DSView/pv/dock/keywordlineedit.cpp

@@ -0,0 +1,48 @@
+/*
+ * This file is part of the DSView project.
+ * DSView is based on PulseView.
+ *
+ * Copyright (C) 2022 DreamSourceLab <support@dreamsourcelab.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include "keywordlineedit.h"
+
+KeywordLineEdit::KeywordLineEdit(QComboBox *comboBox)
+:QLineEdit()
+{
+    assert(comboBox);
+    _comboBox = comboBox;
+}
+
+
+ void KeywordLineEdit::focusInEvent(QFocusEvent *e)
+ {
+     QLineEdit::focusInEvent(e);
+     QString key(PROTOCOL_FIND_TITLE);
+     if (this->text() == key){
+         this->setText("");
+     }  
+ }
+
+void KeywordLineEdit::focusOutEvent(QFocusEvent *e)
+ {
+      QLineEdit::focusOutEvent(e);
+
+      if (this->text() == ""){
+         this->setText(PROTOCOL_FIND_TITLE);
+      } 
+ }

DSView/pv/dock/keywordlineedit.h

@@ -0,0 +1,48 @@
+/*
+ * This file is part of the DSView project.
+ * DSView is based on PulseView.
+ *
+ * Copyright (C) 2022 DreamSourceLab <support@dreamsourcelab.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#ifndef KEY_WORD_LINE_EDIT_H
+#define KEY_WORD_LINE_EDIT_H
+
+#include <QObject>
+#include <QLineEdit>
+#include <QComboBox>
+#include <QFocusEvent>
+
+#define PROTOCOL_FIND_TITLE  "Protocol search..."
+
+class KeywordLineEdit : public QLineEdit
+ {
+    Q_OBJECT
+
+public:
+    KeywordLineEdit(QComboBox *comboBox);
+
+protected:
+    void focusInEvent(QFocusEvent *e) override;
+    void focusOutEvent(QFocusEvent *e) override;
+
+private:
+    QComboBox   *_comboBox;  
+};
+
+
+#endif