diff options
Diffstat (limited to 'doc/src/snippets/code/src_gui_widgets_qvalidator.cpp')
-rw-r--r-- | doc/src/snippets/code/src_gui_widgets_qvalidator.cpp | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/doc/src/snippets/code/src_gui_widgets_qvalidator.cpp b/doc/src/snippets/code/src_gui_widgets_qvalidator.cpp deleted file mode 100644 index 2f769c5860..0000000000 --- a/doc/src/snippets/code/src_gui_widgets_qvalidator.cpp +++ /dev/null @@ -1,135 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the documentation of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 Nokia Corporation and its Subsidiary(-ies) 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -//! [0] -QValidator *validator = new QIntValidator(100, 999, this); -QLineEdit *edit = new QLineEdit(this); - -// the edit lineedit will only accept integers between 100 and 999 -edit->setValidator(validator); -//! [0] - - -//! [1] -QString str; -int pos = 0; -QIntValidator v(100, 900, this); - -str = "1"; -v.validate(str, pos); // returns Intermediate -str = "012"; -v.validate(str, pos); // returns Intermediate - -str = "123"; -v.validate(str, pos); // returns Acceptable -str = "678"; -v.validate(str, pos); // returns Acceptable - -str = "999"; -v.validate(str, pos); // returns Intermediate - -str = "1234"; -v.validate(str, pos); // returns Invalid -str = "-123"; -v.validate(str, pos); // returns Invalid -str = "abc"; -v.validate(str, pos); // returns Invalid -str = "12cm"; -v.validate(str, pos); // returns Invalid -//! [1] - - -//! [2] -int pos = 0; - -s = "abc"; -v.validate(s, pos); // returns Invalid - -s = "5"; -v.validate(s, pos); // returns Intermediate - -s = "50"; -v.validate(s, pos); // returns Acceptable -//! [2] - - -//! [3] -// regexp: optional '-' followed by between 1 and 3 digits -QRegExp rx("-?\\d{1,3}"); -QValidator *validator = new QRegExpValidator(rx, this); - -QLineEdit *edit = new QLineEdit(this); -edit->setValidator(validator); -//! [3] - - -//! [4] -// integers 1 to 9999 -QRegExp rx("[1-9]\\d{0,3}"); -// the validator treats the regexp as "^[1-9]\\d{0,3}$" -QRegExpValidator v(rx, 0); -QString s; -int pos = 0; - -s = "0"; v.validate(s, pos); // returns Invalid -s = "12345"; v.validate(s, pos); // returns Invalid -s = "1"; v.validate(s, pos); // returns Acceptable - -rx.setPattern("\\S+"); // one or more non-whitespace characters -v.setRegExp(rx); -s = "myfile.txt"; v.validate(s, pos); // Returns Acceptable -s = "my file.txt"; v.validate(s, pos); // Returns Invalid - -// A, B or C followed by exactly five digits followed by W, X, Y or Z -rx.setPattern("[A-C]\\d{5}[W-Z]"); -v.setRegExp(rx); -s = "a12345Z"; v.validate(s, pos); // Returns Invalid -s = "A12345Z"; v.validate(s, pos); // Returns Acceptable -s = "B12"; v.validate(s, pos); // Returns Intermediate - -// match most 'readme' files -rx.setPattern("read\\S?me(\.(txt|asc|1st))?"); -rx.setCaseSensitive(false); -v.setRegExp(rx); -s = "readme"; v.validate(s, pos); // Returns Acceptable -s = "README.1ST"; v.validate(s, pos); // Returns Acceptable -s = "read me.txt"; v.validate(s, pos); // Returns Invalid -s = "readm"; v.validate(s, pos); // Returns Intermediate -//! [4] |