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author | Qt by Nokia <qt-info@nokia.com> | 2011-04-27 12:05:43 +0200 |
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committer | axis <qt-info@nokia.com> | 2011-04-27 12:05:43 +0200 |
commit | 38be0d13830efd2d98281c645c3a60afe05ffece (patch) | |
tree | 6ea73f3ec77f7d153333779883e8120f82820abe /doc/src/examples/twowaybutton.qdoc | |
download | qtbase-38be0d13830efd2d98281c645c3a60afe05ffece.tar.gz |
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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12
Diffstat (limited to 'doc/src/examples/twowaybutton.qdoc')
-rw-r--r-- | doc/src/examples/twowaybutton.qdoc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/doc/src/examples/twowaybutton.qdoc b/doc/src/examples/twowaybutton.qdoc new file mode 100644 index 0000000000..e5fe4391a5 --- /dev/null +++ b/doc/src/examples/twowaybutton.qdoc @@ -0,0 +1,68 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:FDL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Free Documentation License +** Alternatively, this file may be used under the terms of the GNU Free +** Documentation License version 1.3 as published by the Free Software +** Foundation and appearing in the file included in the packaging of this +** file. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/*! + \example statemachine/twowaybutton + \title Two-way Button Example + + The Two-way button example shows how to use \l{The State Machine + Framework} to implement a simple state machine that toggles the current + state when a button is clicked. + + \snippet examples/statemachine/twowaybutton/main.cpp 0 + + The application's main() function begins by constructing the application + object, a button and a state machine. + + \snippet examples/statemachine/twowaybutton/main.cpp 1 + + The state machine has two states; \c on and \c off. When either state is + entered, the text of the button will be set accordingly. + + \snippet examples/statemachine/twowaybutton/main.cpp 2 + + When the state machine is in the \c off state and the button is clicked, + it will transition to the \c on state; when the state machine is in the \c + on state and the button is clicked, it will transition to the \c off + state. + + \snippet examples/statemachine/twowaybutton/main.cpp 3 + + The states are added to the state machine; they become top-level (sibling) + states. + + \snippet examples/statemachine/twowaybutton/main.cpp 4 + + The initial state is \c off; this is the state the state machine will + immediately transition to once the state machine is started. + + \snippet examples/statemachine/twowaybutton/main.cpp 5 + + Finally, the button is resized and made visible, and the application event + loop is entered. + +*/ |