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ui: Select code in code view with SHIFT + drag

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bug id = 7
This commit is contained in:
Eberhard Graether
2016-09-21 11:23:47 +02:00
parent 589962b09e
commit 77cf33666f
8 changed files with 60 additions and 20 deletions
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src/lib_gui/qt/element/QtCodeArea.cpp
+33 -12
View File
@@ -91,6 +91,7 @@ QtCodeArea::QtCodeArea(
, m_code(code)
, m_locationFile(locationFile)
, m_digits(0)
, m_isSelecting(false)
, m_isPanning(false)
, m_setIDECursorPositionAction(nullptr)
, m_eventPosition(0, 0)
@@ -124,7 +125,6 @@ QtCodeArea::QtCodeArea(
connect(this, SIGNAL(blockCountChanged(int)), this, SLOT(updateLineNumberAreaWidth(int)));
connect(this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineNumberArea(QRect,int)));
connect(this, SIGNAL(selectionChanged()), this, SLOT(clearSelection()));
this->setMouseTracking(true);
@@ -398,11 +398,22 @@ void QtCodeArea::leaveEvent(QEvent* event)
void QtCodeArea::mousePressEvent(QMouseEvent* event)
{
clearSelection();
if (event->button() == Qt::LeftButton)
{
m_isPanning = true;
m_oldMousePosition = event->pos();
m_panningDistance = 0;
if (Qt::KeyboardModifier::ShiftModifier & QApplication::keyboardModifiers())
{
m_isSelecting = true;
QTextCursor cursor = this->cursorForPosition(event->pos());
setTextCursor(cursor);
}
else
{
m_isPanning = true;
m_oldMousePosition = event->pos();
m_panningDistance = 0;
}
}
}
@@ -411,11 +422,17 @@ void QtCodeArea::mouseReleaseEvent(QMouseEvent* event)
const int panningThreshold = 5;
if (event->button() == Qt::LeftButton)
{
if (m_isSelecting)
{
m_isSelecting = false;
return;
}
m_isPanning = false;
if (m_panningDistance < panningThreshold) // dont do anything if mouse is release to end some real panning action.
{
if (Qt::KeyboardModifier::ControlModifier && QApplication::keyboardModifiers())
if (Qt::KeyboardModifier::ControlModifier & QApplication::keyboardModifiers())
{
m_eventPosition = event->pos();
setIDECursorPosition();
@@ -434,7 +451,13 @@ void QtCodeArea::mouseReleaseEvent(QMouseEvent* event)
void QtCodeArea::mouseMoveEvent(QMouseEvent* event)
{
if (m_isPanning)
if (m_isSelecting)
{
QTextCursor cursor = textCursor();
cursor.setPosition(this->cursorForPosition(event->pos()).position(), QTextCursor::KeepAnchor);
setTextCursor(cursor);
}
else if (m_isPanning)
{
const QPoint currentMousePosition = event->pos();
const int deltaX = currentMousePosition.x() - m_oldMousePosition.x();
@@ -449,7 +472,6 @@ void QtCodeArea::mouseMoveEvent(QMouseEvent* event)
m_panningDistance += abs(deltaX + deltaY);
}
QTextCursor cursor = this->cursorForPosition(event->pos());
std::vector<const Annotation*> annotations = getInteractiveAnnotationsForPosition(cursor.position());
@@ -824,8 +846,7 @@ std::vector<QRect> QtCodeArea::getCursorRectsForAnnotation(const Annotation& ann
{
std::vector<QRect> rects;
QTextCursor cursor = textCursor();
cursor.clearSelection();
QTextCursor cursor = QTextCursor(document());
cursor.setPosition(annotation.start);
QRect rectStart = cursorRect(cursor);
QRect rectEnd;
@@ -880,9 +901,9 @@ const QtCodeArea::AnnotationColor& QtCodeArea::getAnnotationColorForAnnotation(c
for (const ColorScheme::ColorState& state : states)
{
AnnotationColor color;
color.border = scheme->getCodeSelectionTypeColor(type, "border", state);
color.fill = scheme->getCodeSelectionTypeColor(type, "fill", state);
color.text = scheme->getCodeSelectionTypeColor(type, "text", state);
color.border = scheme->getCodeAnnotationTypeColor(type, "border", state);
color.fill = scheme->getCodeAnnotationTypeColor(type, "fill", state);
color.text = scheme->getCodeAnnotationTypeColor(type, "text", state);
s_annotationColors.push_back(color);
}
}