mirror of https://github.com/qTox/qTox.git
TheSpiritXIII
10 years ago
12 changed files with 89 additions and 310 deletions
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@@ -1,190 +0,0 @@
|
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/****************************************************************************
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** |
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** Copyright (C) 2015 The Qt Company Ltd. |
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** Contact: http://www.qt.io/licensing/
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** |
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** This file is part of the examples of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:BSD$ |
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** You may use this file under the terms of the BSD license as follows: |
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** |
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** "Redistribution and use in source and binary forms, with or without |
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** modification, are permitted provided that the following conditions are |
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** met: |
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** * Redistributions of source code must retain the above copyright |
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** notice, this list of conditions and the following disclaimer. |
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** * Redistributions in binary form must reproduce the above copyright |
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** notice, this list of conditions and the following disclaimer in |
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** the documentation and/or other materials provided with the |
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** distribution. |
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** * Neither the name of The Qt Company Ltd nor the names of its |
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** contributors may be used to endorse or promote products derived |
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** from this software without specific prior written permission. |
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** |
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** |
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include <QtWidgets> |
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#include "flowlayout.h" |
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FlowLayout::FlowLayout(QWidget *parent, int margin, int hSpacing, int vSpacing) |
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: QLayout(parent), m_hSpace(hSpacing), m_vSpace(vSpacing) |
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{ |
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setContentsMargins(margin, margin, margin, margin); |
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} |
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FlowLayout::FlowLayout(int margin, int hSpacing, int vSpacing) |
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: m_hSpace(hSpacing), m_vSpace(vSpacing) |
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{ |
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setContentsMargins(margin, margin, margin, margin); |
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} |
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FlowLayout::~FlowLayout() |
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{ |
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QLayoutItem *item; |
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while ((item = takeAt(0))) |
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delete item; |
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} |
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void FlowLayout::addItem(QLayoutItem *item) |
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{ |
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itemList.append(item); |
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} |
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int FlowLayout::horizontalSpacing() const |
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{ |
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if (m_hSpace >= 0) { |
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return m_hSpace; |
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} else { |
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return smartSpacing(QStyle::PM_LayoutHorizontalSpacing); |
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} |
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} |
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int FlowLayout::verticalSpacing() const |
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{ |
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if (m_vSpace >= 0) { |
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return m_vSpace; |
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} else { |
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return smartSpacing(QStyle::PM_LayoutVerticalSpacing); |
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} |
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} |
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int FlowLayout::count() const |
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{ |
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return itemList.size(); |
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} |
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QLayoutItem *FlowLayout::itemAt(int index) const |
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{ |
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return itemList.value(index); |
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} |
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QLayoutItem *FlowLayout::takeAt(int index) |
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{ |
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if (index >= 0 && index < itemList.size()) |
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return itemList.takeAt(index); |
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else |
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return 0; |
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} |
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Qt::Orientations FlowLayout::expandingDirections() const |
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{ |
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return 0; |
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} |
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bool FlowLayout::hasHeightForWidth() const |
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{ |
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return true; |
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} |
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int FlowLayout::heightForWidth(int width) const |
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{ |
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int height = doLayout(QRect(0, 0, width, 0), true); |
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return height; |
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} |
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void FlowLayout::setGeometry(const QRect &rect) |
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{ |
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QLayout::setGeometry(rect); |
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doLayout(rect, false); |
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} |
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QSize FlowLayout::sizeHint() const |
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{ |
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return minimumSize(); |
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} |
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QSize FlowLayout::minimumSize() const |
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{ |
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QSize size; |
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QLayoutItem *item; |
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foreach (item, itemList) |
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size = size.expandedTo(item->minimumSize()); |
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size += QSize(2*margin(), 2*margin()); |
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return size; |
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} |
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int FlowLayout::doLayout(const QRect &rect, bool testOnly) const |
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{ |
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int left, top, right, bottom; |
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getContentsMargins(&left, &top, &right, &bottom); |
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QRect effectiveRect = rect.adjusted(+left, +top, -right, -bottom); |
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int x = effectiveRect.x(); |
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int y = effectiveRect.y(); |
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int lineHeight = 0; |
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QLayoutItem *item; |
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foreach (item, itemList) { |
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QWidget *wid = item->widget(); |
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int spaceX = horizontalSpacing(); |
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if (spaceX == -1) |
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spaceX = wid->style()->layoutSpacing( |
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QSizePolicy::PushButton, QSizePolicy::PushButton, Qt::Horizontal); |
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int spaceY = verticalSpacing(); |
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if (spaceY == -1) |
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spaceY = wid->style()->layoutSpacing( |
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QSizePolicy::PushButton, QSizePolicy::PushButton, Qt::Vertical); |
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int nextX = x + item->sizeHint().width() + spaceX; |
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if (nextX - spaceX > effectiveRect.right() && lineHeight > 0) { |
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x = effectiveRect.x(); |
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y = y + lineHeight + spaceY; |
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nextX = x + item->sizeHint().width() + spaceX; |
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lineHeight = 0; |
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} |
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if (!testOnly) |
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item->setGeometry(QRect(QPoint(x, y), item->sizeHint())); |
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x = nextX; |
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lineHeight = qMax(lineHeight, item->sizeHint().height()); |
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} |
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return y + lineHeight - rect.y() + bottom; |
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} |
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int FlowLayout::smartSpacing(QStyle::PixelMetric pm) const |
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{ |
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QObject *parent = this->parent(); |
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if (!parent) { |
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return -1; |
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} else if (parent->isWidgetType()) { |
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QWidget *pw = static_cast<QWidget *>(parent); |
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return pw->style()->pixelMetric(pm, 0, pw); |
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} else { |
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return static_cast<QLayout *>(parent)->spacing(); |
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} |
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} |
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@ -1,76 +0,0 @@
@@ -1,76 +0,0 @@
|
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/****************************************************************************
|
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** |
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** Copyright (C) 2015 The Qt Company Ltd. |
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** Contact: http://www.qt.io/licensing/
|
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** |
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** This file is part of the examples of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:BSD$ |
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** You may use this file under the terms of the BSD license as follows: |
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** |
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** "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. |
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** * 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. |
||||
** |
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** |
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** 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 |
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#ifndef FLOWLAYOUT_H |
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#define FLOWLAYOUT_H |
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#include <QLayout> |
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#include <QRect> |
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#include <QStyle> |
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class FlowLayout : public QLayout |
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{ |
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public: |
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explicit FlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1); |
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explicit FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1); |
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~FlowLayout(); |
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void addItem(QLayoutItem *item) Q_DECL_OVERRIDE; |
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int horizontalSpacing() const; |
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int verticalSpacing() const; |
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Qt::Orientations expandingDirections() const Q_DECL_OVERRIDE; |
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bool hasHeightForWidth() const Q_DECL_OVERRIDE; |
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int heightForWidth(int) const Q_DECL_OVERRIDE; |
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int count() const Q_DECL_OVERRIDE; |
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QLayoutItem *itemAt(int index) const Q_DECL_OVERRIDE; |
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QSize minimumSize() const Q_DECL_OVERRIDE; |
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void setGeometry(const QRect &rect) Q_DECL_OVERRIDE; |
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QSize sizeHint() const Q_DECL_OVERRIDE; |
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QLayoutItem *takeAt(int index) Q_DECL_OVERRIDE; |
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private: |
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int doLayout(const QRect &rect, bool testOnly) const; |
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int smartSpacing(QStyle::PixelMetric pm) const; |
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|
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QList<QLayoutItem *> itemList; |
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int m_hSpace; |
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int m_vSpace; |
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}; |
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#endif // FLOWLAYOUT_H
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