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qt: add a way to expand editor in AssignableEditorDelegate

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This commit is contained in:
jussi 2019-12-05 16:57:06 +02:00
parent 5991b891b0
commit db72b73795
2 changed files with 38 additions and 5 deletions
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36
src/modules/interface/qt/data/AssignableEditorDelegate.cpp
View File

@ -7,8 +7,10 @@
#include <IntRangeEditor.h>
#include <QDebug>
#include <QTreeView>
AssignableEditorDelegate::AssignableEditorDelegate(QObject *parent) : QStyledItemDelegate(parent) {
AssignableEditorDelegate::AssignableEditorDelegate(QTreeView *treeView, QObject *parent) : QStyledItemDelegate(parent) {
m_treeView = treeView;
}
QWidget *AssignableEditorDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
@ -43,9 +45,35 @@ QWidget *AssignableEditorDelegate::createEditor(QWidget *parent, const QStyleOpt
}
void AssignableEditorDelegate::updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const {
editor->setGeometry(option.rect);
//editor->setGeometry(QRect(QPoint(option.rect.topLeft()), QPoint(500, 500)));
//editor->setGeometry(option.widget->rect());
if (index != m_spannedIndex) {
// Span editor across all columns
const int maxCol = index.model()->columnCount(index.parent());
QRect tempRect = m_treeView->visualRect(index.model()->index(index.row(), 0, index.parent()));
int top = tempRect.top();
int left = tempRect.left();
int bottom = tempRect.bottom();
int right= tempRect.right();
for(int i = 1; i < maxCol ; i++){
tempRect = m_treeView->visualRect(index.model()->index(index.row(), i, index.parent()));
if (tempRect.top()<top) {
top = tempRect.top();
}
if (Q_UNLIKELY(tempRect.left() < left)) {
left= tempRect.left();
}
if (tempRect.bottom() > bottom) {
bottom = tempRect.bottom();
}
if (Q_LIKELY(tempRect.right() > right)) {
right= tempRect.right();
}
}
editor->setGeometry(QRect(QPoint(left, top),QPoint(right, bottom)));
}
else {
editor->setGeometry(option.rect);
}
}
void AssignableEditorDelegate::setEditorData(QWidget* editor, const QModelIndex &index) const {

7
src/modules/interface/qt/data/AssignableEditorDelegate.h
View File

@ -2,11 +2,12 @@
#include <QStyledItemDelegate>
#include <QStandardItem>
#include <QTreeView>
class AssignableEditorDelegate : public QStyledItemDelegate {
Q_OBJECT
public:
AssignableEditorDelegate(QObject *parent = nullptr);
AssignableEditorDelegate(QTreeView *treeView, QObject *parent = nullptr);
QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;
void updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const;
@ -14,7 +15,11 @@ public:
void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const;
QSize sizeHint(const QStyleOptionViewItem &option, const QModelIndex &index) const;
void setSpannedIndex(const QModelIndex &index) {m_spannedIndex = index;}
private:
QModelIndex m_spannedIndex; // Index of the editor that should span all columns
QSize m_customExpansionSize;
bool m_customExpansionSizeNeeded;
QTreeView *m_treeView; // Tree view that the delegate belongs to
};