65 lines
1.3 KiB
C++
65 lines
1.3 KiB
C++
#include "stdafx.h"
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#include "SmartGridWidget.h"
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#include <math.h>
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CSmartGridWidget::CSmartGridWidget(QWidget* parent)
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: QWidget(parent)
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{
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m_pMainLayout = new QGridLayout();
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this->setLayout(m_pMainLayout);
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m_pMainLayout->setMargin(1);
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m_pMainLayout->setSpacing(2);
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m_bReArangePending = false;
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}
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void CSmartGridWidget::SetBackground(const QColor& BackColor)
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{
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QPalette pal = palette();
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pal.setColor(QPalette::Background, BackColor);
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this->setAutoFillBackground(true);
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this->setPalette(pal);
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}
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void CSmartGridWidget::AddWidget(QWidget* pWidget)
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{
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m_Widgets.append(pWidget);
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if(!pWidget->parent())
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pWidget->setParent(this);
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if (!m_bReArangePending)
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{
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m_bReArangePending = true;
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QTimer::singleShot(0, this, SLOT(ReArange()));
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}
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}
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void CSmartGridWidget::ReArange()
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{
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m_bReArangePending = false;
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int count = 0;
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while (count < m_Widgets.size())
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{
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if (m_Widgets[count] == NULL)
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m_Widgets.removeAt(count);
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else
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count++;
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}
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float columns = ceil(sqrt((float)count));
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float rows = columns > 0 ? ceil(count / columns) : 0;
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for (int row = 0; row < rows; row++)
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{
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for (int column = 0; column < columns; column++)
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{
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int index = row * columns + column;
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if (index >= count)
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break;
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m_pMainLayout->addWidget(m_Widgets.at(index), row, column);
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}
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}
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} |