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Plugins moved using the actions now keep their selection too

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This commit is contained in:
Pieter van der Kloet 2011-06-10 00:30:08 +02:00
parent 6feaac3d6f
commit 371ec41530
2 changed files with 88 additions and 9 deletions
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95
apps/launcher/datafilespage.cpp
View file

@ -16,6 +16,18 @@
using namespace ESM;
using namespace std;
//sort QModelIndexList ascending
bool rowGreaterThan(const QModelIndex &index1, const QModelIndex &index2)
{
return index1.row() >= index2.row();
}
//sort QModelIndexList descending
bool rowSmallerThan(const QModelIndex &index1, const QModelIndex &index2)
{
return index1.row() <= index2.row();
}
DataFilesPage::DataFilesPage(QWidget *parent) : QWidget(parent)
{
mDataFilesModel = new QStandardItemModel(); // Contains all plugins with masters
@ -48,6 +60,7 @@ DataFilesPage::DataFilesPage(QWidget *parent) : QWidget(parent)
mPluginsTable = new PluginsView(this);
mPluginsTable->setModel(mPluginsProxyModel);
mPluginsTable->setVerticalScrollMode(QAbstractItemView::ScrollPerItem);
mPluginsTable->horizontalHeader()->setStretchLastSection(true);
mPluginsTable->horizontalHeader()->hide();
@ -207,9 +220,6 @@ void DataFilesPage::setupConfig()
file.setFileName(config); // Just for displaying information
qDebug() << "Using config file from " << file.fileName();
file.open(QIODevice::ReadOnly);
qDebug() << "File contents:" << file.readAll();
file.close();
// Open our config file
mLauncherConfig = new QSettings(config, QSettings::IniFormat);
@ -423,6 +433,10 @@ void DataFilesPage::moveUp()
}
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
//sort selection ascending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
QModelIndex firstIndex = mPluginsProxyModel->mapToSource(selectedIndexes.first());
// Check if the first selected plugin is the top one
@ -431,11 +445,16 @@ void DataFilesPage::moveUp()
}
foreach (const QModelIndex &currentIndex, selectedIndexes) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
const QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
int currentRow = sourceModelIndex.row();
if (sourceModelIndex.isValid() && currentRow > 0) {
mPluginsModel->insertRow((currentRow - 1), mPluginsModel->takeRow(currentRow));
const QModelIndex targetIndex = mPluginsModel->index((currentRow - 1), 0, QModelIndex());
mPluginsTable->selectionModel()->select(targetIndex, QItemSelectionModel::Select | QItemSelectionModel::Rows);
scrollToSelection();
}
}
}
@ -449,7 +468,11 @@ void DataFilesPage::moveDown()
}
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
QModelIndex lastIndex = mPluginsProxyModel->mapToSource(selectedIndexes.last());
//sort selection descending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowGreaterThan);
const QModelIndex lastIndex = mPluginsProxyModel->mapToSource(selectedIndexes.first());
// Check if last selected plugin is bottom one
if ((lastIndex.row() + 1) == mPluginsModel->rowCount()) {
@ -457,11 +480,16 @@ void DataFilesPage::moveDown()
}
foreach (const QModelIndex &currentIndex, selectedIndexes) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
const QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
int currentRow = sourceModelIndex.row();
if (sourceModelIndex.isValid() && (currentRow + 1) < mPluginsModel->rowCount()) {
mPluginsModel->insertRow((currentRow + 1), mPluginsModel->takeRow(currentRow));
const QModelIndex targetIndex = mPluginsModel->index((currentRow + 1), 0, QModelIndex());
mPluginsTable->selectionModel()->select(targetIndex, QItemSelectionModel::Select | QItemSelectionModel::Rows);
scrollToSelection();
}
}
}
@ -475,6 +503,10 @@ void DataFilesPage::moveTop()
}
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
//sort selection ascending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
QModelIndex firstIndex = mPluginsProxyModel->mapToSource(selectedIndexes.first());
// Check if the first selected plugin is the top one
@ -484,12 +516,15 @@ void DataFilesPage::moveTop()
for (int i=0; i < selectedIndexes.count(); ++i) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(selectedIndexes.at(i));
const QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(selectedIndexes.at(i));
int currentRow = sourceModelIndex.row();
if (sourceModelIndex.isValid() && currentRow > 0) {
mPluginsModel->insertRow(i, mPluginsModel->takeRow(currentRow));
mPluginsTable->selectionModel()->select(mPluginsModel->index(i, 0, QModelIndex()), QItemSelectionModel::Select | QItemSelectionModel::Rows);
mPluginsTable->scrollToTop();
}
}
}
@ -503,7 +538,11 @@ void DataFilesPage::moveBottom()
}
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
QModelIndex lastIndex = mPluginsProxyModel->mapToSource(selectedIndexes.last());
//sort selection descending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
const QModelIndex lastIndex = mPluginsProxyModel->mapToSource(selectedIndexes.last());
// Check if last selected plugin is bottom one
if ((lastIndex.row() + 1) == mPluginsModel->rowCount()) {
@ -512,13 +551,19 @@ void DataFilesPage::moveBottom()
for (int i=0; i < selectedIndexes.count(); ++i) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(selectedIndexes.at(i));
const QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(selectedIndexes.at(i));
// Subtract iterations because takeRow shifts the rows below the taken row up
int currentRow = sourceModelIndex.row() - i;
if (sourceModelIndex.isValid() && (currentRow + 1) < mPluginsModel->rowCount()) {
mPluginsModel->appendRow(mPluginsModel->takeRow(currentRow));
// Rowcount starts with 1, row numbers start with 0
const QModelIndex lastRow = mPluginsModel->index((mPluginsModel->rowCount() -1), 0, QModelIndex());
mPluginsTable->selectionModel()->select(lastRow, QItemSelectionModel::Select | QItemSelectionModel::Rows);
mPluginsTable->scrollToBottom();
}
}
}
@ -533,6 +578,9 @@ void DataFilesPage::check()
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
//sort selection ascending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
foreach (const QModelIndex &currentIndex, selectedIndexes) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
@ -552,6 +600,9 @@ void DataFilesPage::uncheck()
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
//sort selection ascending because selectedIndexes returns an unsorted list
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
foreach (const QModelIndex &currentIndex, selectedIndexes) {
QModelIndex sourceModelIndex = mPluginsProxyModel->mapToSource(currentIndex);
@ -569,6 +620,32 @@ void DataFilesPage::refresh()
readConfig();
}
void DataFilesPage::scrollToSelection()
{
// Scroll to the selected plugins
if (!mPluginsTable->selectionModel()->hasSelection()) {
return;
}
// Get the selected indexes visible by determining the middle index
QModelIndexList selectedIndexes = mPluginsTable->selectionModel()->selectedIndexes();
qSort(selectedIndexes.begin(), selectedIndexes.end(), rowSmallerThan);
// The selected rows including non-selected inside selection
unsigned int selectedRows = selectedIndexes.last().row() - selectedIndexes.first().row();
// Determine the row which is roughly in the middle of the selection
unsigned int middleRow = selectedIndexes.first().row() + (int)(selectedRows / 2) + 1;
const QModelIndex middleIndex = mPluginsProxyModel->mapFromSource(mPluginsModel->index(middleRow, 0, QModelIndex()));
// Make sure the whole selection is visible
mPluginsTable->scrollTo(selectedIndexes.first());
mPluginsTable->scrollTo(selectedIndexes.last());
mPluginsTable->scrollTo(middleIndex);
}
void DataFilesPage::showContextMenu(const QPoint &point)
{

2
apps/launcher/datafilespage.hpp
View file

@ -86,6 +86,8 @@ private:
void uncheckPlugins();
void createActions();
void scrollToSelection();
};
#endif