qt: Drop buggy TableViewLastColumnResizingFixer class

In Qt 5 the last column resizing with dragging its left edge works
out-of-the-box.
The current TableViewLastColumnResizingFixer implementation could put
the last column content out of the view port and confuse a user.

1 files changed, 0 insertions, 114 deletions

diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index 376acf0963..8fe9460b9a 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -470,120 +470,6 @@ bool LabelOutOfFocusEventFilter::eventFilter(QObject* watched, QEvent* event)
     return QObject::eventFilter(watched, event);
 }
 
-void TableViewLastColumnResizingFixer::connectViewHeadersSignals()
-{
-    connect(tableView->horizontalHeader(), &QHeaderView::sectionResized, this, &TableViewLastColumnResizingFixer::on_sectionResized);
-    connect(tableView->horizontalHeader(), &QHeaderView::geometriesChanged, this, &TableViewLastColumnResizingFixer::on_geometriesChanged);
-}
-
-// We need to disconnect these while handling the resize events, otherwise we can enter infinite loops.
-void TableViewLastColumnResizingFixer::disconnectViewHeadersSignals()
-{
-    disconnect(tableView->horizontalHeader(), &QHeaderView::sectionResized, this, &TableViewLastColumnResizingFixer::on_sectionResized);
-    disconnect(tableView->horizontalHeader(), &QHeaderView::geometriesChanged, this, &TableViewLastColumnResizingFixer::on_geometriesChanged);
-}
-
-// Setup the resize mode, handles compatibility for Qt5 and below as the method signatures changed.
-// Refactored here for readability.
-void TableViewLastColumnResizingFixer::setViewHeaderResizeMode(int logicalIndex, QHeaderView::ResizeMode resizeMode)
-{
-    tableView->horizontalHeader()->setSectionResizeMode(logicalIndex, resizeMode);
-}
-
-void TableViewLastColumnResizingFixer::resizeColumn(int nColumnIndex, int width)
-{
-    tableView->setColumnWidth(nColumnIndex, width);
-    tableView->horizontalHeader()->resizeSection(nColumnIndex, width);
-}
-
-int TableViewLastColumnResizingFixer::getColumnsWidth()
-{
-    int nColumnsWidthSum = 0;
-    for (int i = 0; i < columnCount; i++)
-    {
-        nColumnsWidthSum += tableView->horizontalHeader()->sectionSize(i);
-    }
-    return nColumnsWidthSum;
-}
-
-int TableViewLastColumnResizingFixer::getAvailableWidthForColumn(int column)
-{
-    int nResult = lastColumnMinimumWidth;
-    int nTableWidth = tableView->horizontalHeader()->width();
-
-    if (nTableWidth > 0)
-    {
-        int nOtherColsWidth = getColumnsWidth() - tableView->horizontalHeader()->sectionSize(column);
-        nResult = std::max(nResult, nTableWidth - nOtherColsWidth);
-    }
-
-    return nResult;
-}
-
-// Make sure we don't make the columns wider than the table's viewport width.
-void TableViewLastColumnResizingFixer::adjustTableColumnsWidth()
-{
-    disconnectViewHeadersSignals();
-    resizeColumn(lastColumnIndex, getAvailableWidthForColumn(lastColumnIndex));
-    connectViewHeadersSignals();
-
-    int nTableWidth = tableView->horizontalHeader()->width();
-    int nColsWidth = getColumnsWidth();
-    if (nColsWidth > nTableWidth)
-    {
-        resizeColumn(secondToLastColumnIndex,getAvailableWidthForColumn(secondToLastColumnIndex));
-    }
-}
-
-// Make column use all the space available, useful during window resizing.
-void TableViewLastColumnResizingFixer::stretchColumnWidth(int column)
-{
-    disconnectViewHeadersSignals();
-    resizeColumn(column, getAvailableWidthForColumn(column));
-    connectViewHeadersSignals();
-}
-
-// When a section is resized this is a slot-proxy for ajustAmountColumnWidth().
-void TableViewLastColumnResizingFixer::on_sectionResized(int logicalIndex, int oldSize, int newSize)
-{
-    adjustTableColumnsWidth();
-    int remainingWidth = getAvailableWidthForColumn(logicalIndex);
-    if (newSize > remainingWidth)
-    {
-       resizeColumn(logicalIndex, remainingWidth);
-    }
-}
-
-// When the table's geometry is ready, we manually perform the stretch of the "Message" column,
-// as the "Stretch" resize mode does not allow for interactive resizing.
-void TableViewLastColumnResizingFixer::on_geometriesChanged()
-{
-    if ((getColumnsWidth() - this->tableView->horizontalHeader()->width()) != 0)
-    {
-        disconnectViewHeadersSignals();
-        resizeColumn(secondToLastColumnIndex, getAvailableWidthForColumn(secondToLastColumnIndex));
-        connectViewHeadersSignals();
-    }
-}
-
-/**
- * Initializes all internal variables and prepares the
- * the resize modes of the last 2 columns of the table and
- */
-TableViewLastColumnResizingFixer::TableViewLastColumnResizingFixer(QTableView* table, int lastColMinimumWidth, int allColsMinimumWidth, QObject *parent) :
-    QObject(parent),
-    tableView(table),
-    lastColumnMinimumWidth(lastColMinimumWidth),
-    allColumnsMinimumWidth(allColsMinimumWidth)
-{
-    columnCount = tableView->horizontalHeader()->count();
-    lastColumnIndex = columnCount - 1;
-    secondToLastColumnIndex = columnCount - 2;
-    tableView->horizontalHeader()->setMinimumSectionSize(allColumnsMinimumWidth);
-    setViewHeaderResizeMode(secondToLastColumnIndex, QHeaderView::Interactive);
-    setViewHeaderResizeMode(lastColumnIndex, QHeaderView::Interactive);
-}
-
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