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Diffstat (limited to 'tests/manual/embeddedintoforeignwindow/itemwindow.h')
-rw-r--r-- | tests/manual/embeddedintoforeignwindow/itemwindow.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/tests/manual/embeddedintoforeignwindow/itemwindow.h b/tests/manual/embeddedintoforeignwindow/itemwindow.h new file mode 100644 index 0000000000..8ea9adaa16 --- /dev/null +++ b/tests/manual/embeddedintoforeignwindow/itemwindow.h @@ -0,0 +1,126 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ITEMWINDOW_H +#define ITEMWINDOW_H + +#include <QtGui/QKeySequence> +#include <QtGui/QRasterWindow> + +QT_USE_NAMESPACE + +// ItemWindow: Primitive UI item classes for use with a ItemWindow based +// on QRasterWindow without widgets allowing a simple UI without widgets. + +// Basic item to be used in a ItemWindow +class Item : public QObject { + Q_OBJECT +public: + explicit Item(QObject *parent = nullptr) : QObject(parent) {} + + virtual void paint(QPainter &painter) = 0; + virtual void mouseEvent(QMouseEvent *) {} + virtual void keyEvent(QKeyEvent *) {} +}; + +// Positionable text item +class TextItem : public Item { + Q_OBJECT +public: + explicit TextItem(const QString &text, const QRect &rect, const QColor &col, + QObject *parent = nullptr) + : Item(parent), m_text(text), m_rect(rect), m_col(col) {} + + void paint(QPainter &painter) override; + + QRect rect() const { return m_rect; } + +private: + const QString m_text; + const QRect m_rect; + const QColor m_col; +}; + +// "button" item +class ButtonItem : public TextItem { + Q_OBJECT +public: + explicit ButtonItem(const QString &text, const QRect &rect, const QColor &col, + QObject *parent = nullptr) + : TextItem(text, rect, col, parent), m_shortcut(0) {} + + void mouseEvent(QMouseEvent *mouseEvent) override; + void keyEvent(QKeyEvent *keyEvent) override; + + int shortcut() const { return m_shortcut; } + void setShortcut(int shortcut) { m_shortcut = shortcut; } + +signals: + void clicked(); + +private: + int m_shortcut; +}; + +#define PROPAGATE_EVENT(windowHandler, eventClass, itemHandler) \ +void windowHandler(eventClass *e) override \ +{ \ + foreach (Item *i, m_items) \ + i->itemHandler(e); \ +} + +class ItemWindow : public QRasterWindow { + Q_OBJECT +public: + explicit ItemWindow(QWindow *parent = nullptr) : QRasterWindow(parent), m_background(Qt::white) {} + + void addItem(Item *item) { m_items.append(item); } + + QColor background() const { return m_background; } + void setBackground(const QColor &background) { m_background = background; } + +protected: + void paintEvent(QPaintEvent *) override; + PROPAGATE_EVENT(mousePressEvent, QMouseEvent, mouseEvent) + PROPAGATE_EVENT(mouseReleaseEvent, QMouseEvent, mouseEvent) + PROPAGATE_EVENT(mouseDoubleClickEvent, QMouseEvent, mouseEvent) + PROPAGATE_EVENT(mouseMoveEvent, QMouseEvent, mouseEvent) + PROPAGATE_EVENT(keyPressEvent, QKeyEvent, keyEvent) + PROPAGATE_EVENT(keyReleaseEvent, QKeyEvent, keyEvent) + +private: + QList<Item *> m_items; + QColor m_background; +}; + +#endif // ITEMWINDOW_H |