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Diffstat (limited to 'examples/macroexpander.py')
| -rw-r--r-- | examples/macroexpander.py | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/examples/macroexpander.py b/examples/macroexpander.py new file mode 100644 index 0000000..17c30cc --- /dev/null +++ b/examples/macroexpander.py @@ -0,0 +1,67 @@ +############################################################################# +## +## Copyright (C) 2018 The Qt Company Ltd. +## Contact: http://www.qt.io/licensing/ +## +## This file is part of the Python Extensions Plugin for Qt Creator. +## +## $QT_BEGIN_LICENSE:BSD$ +## 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 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." +## +## $QT_END_LICENSE$ +## +############################################################################# + +# This example demonstrates how to use the macro expander +# API to register a macro that can evaluate Python expressions + +import examples_common + +from PySide2.QtCore import QObject, SIGNAL +from PySide2.QtWidgets import QInputDialog, QMessageBox, QAction +from QtCreator import Core +from QtCreator import Utils + +# Register our macro (it can be used as %{Python:exp}) +Utils.MacroExpander().registerPrefix(b"Python", "Evaluate Python expressions.", lambda x: eval(x)) + +# Add a small menu item, that let's us test the macro +def act(): + text = QInputDialog.getMultiLineText(Core.ICore.dialogParent(), + "Input Text", "Input your text, including some macros", + "3 + 3 = %{Python:3+3}") + text = Utils.MacroExpander().expand(text[0]) + QMessageBox.information(Core.ICore.dialogParent(), "Result", text) + +# Add this to the "Tools" menu +action = QAction("Test Macro Expander...") +command = Core.ActionManager.registerAction(action, 'PythonExtensions.Examples.MacroExpander') +QObject.connect(action, SIGNAL('triggered()'), act) + +examples_common.addExampleItem(command) |