1 files changed, 141 insertions, 0 deletions
diff --git a/sources/pyside2/doc/codesnippets/examples/uitools/textfinder/textfinder.cpp b/sources/pyside2/doc/codesnippets/examples/uitools/textfinder/textfinder.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtUiTools>
+#include <QtWidgets>
+#include "textfinder.h"
+
+//! [0]
+def __init__(self, parent = None):
+    QWidget.__init__(self. parent)
+    formWidget = self.loadUiFile()
+
+//! [1]
+    self.ui_findButton = qFindChild(QPushButton, self, "findButton")
+    self.ui_textEdit = qFindChild(QTextEdit, self, "textEdit")
+    self.ui_lineEdit = qFindChild(QLineEdit, self, "lineEdit")
+//! [0] //! [1]
+
+//! [2]
+    QMetaObject.connectSlotsByName(self)
+//! [2]
+
+//! [3a]
+    self.loadTextFile()
+//! [3a]
+
+//! [3b]
+    layout = QVBoxLayout()
+    layout.addWidget(formWidget)
+    self.setLayout(layout)
+//! [3b]
+
+//! [3c]
+    self.setWindowTitle("Text Finder")
+    self.isFirstTime = True
+//! [3c]
+
+//! [4]
+def loadUiFile(self):
+    loader = QUiLoader()
+    return loader.load(":/forms/textfinder.ui", self)
+//! [4]
+
+//! [5]
+def loadTextFile(self):
+    inputFile = QFile(":/forms/input.txt")
+    inputFile.open(QIODevice.ReadOnly)
+    in = QTextStream(inputFile)
+    line = in.readAll()
+    inputFile.close()
+
+    self.ui_textEdit.append(line)
+    self.ui_textEdit.setUndoRedoEnabled(False)
+    self.ui_textEdit.setUndoRedoEnabled(True)
+//! [5]
+
+//! [6] //! [7]
+@Slot()
+def on_findButton_clicked(self):
+    searchString = self.ui_lineEdit.text()
+    document = self.ui_textEdit.document()
+
+    found = False
+
+    if not self.isFirstTime:
+        document.undo()
+
+    if not searchString:
+        QMessageBox.information(self, "Empty Search Field",
+                "The search field is empty. Please enter a word and click Find.")
+    else:
+        highlightCursor = QTextCursor(document)
+        cursor = QTextCursor(document)
+        cursor.beginEditBlock()
+//! [6]
+        plainFormat = QTextCharFormat(highlightCursor.charFormat())
+        colorFormat = QTextCharFormat(plainFormat)
+        colorFormat.setForeground(Qt.red)
+
+        while not highlightCursor.isNull() and not highlightCursor.atEnd():
+            highlightCursor = document.find(searchString, highlightCursor, QTextDocument.FindWholeWords)
+
+            if not highlightCursor.isNull():
+                found = True
+                highlightCursor.movePosition(QTextCursor.WordRight, QTextCursor.KeepAnchor)
+                highlightCursor.mergeCharFormat(colorFormat)
+//! [8]
+        cursor.endEditBlock()
+//! [7] //! [9]
+        self.isFirstTime = False
+
+        if not found:
+            QMessageBox.information(self, "Word Not Found", "Sorry, the word cannot be found.");
+//! [8] //! [9]