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BaseTextEditor: make ITextMarks draggable

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Change-Id: I36fd6d49ec99975d059f201aa23db11dd80e4ad6
Reviewed-by: Daniel Teske <daniel.teske@digia.com>
This commit is contained in:
hjk
2012-10-09 22:32:44 +02:00
parent 03ec0b179c
commit 381a60b7db
4 changed files with 56 additions and 17 deletions
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58
src/plugins/texteditor/basetexteditor.cpp
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@@ -2497,6 +2497,7 @@ BaseTextEditorWidgetPrivate::BaseTextEditorWidgetPrivate()
m_codeAssistant(new CodeAssistant),
m_assistRelevantContentAdded(false),
m_cursorBlockNumber(-1),
m_markDragging(false),
m_autoCompleter(new AutoCompleter),
m_indenter(new Indenter),
m_clipboardAssistProvider(new Internal::ClipboardAssistProvider)
@@ -4363,6 +4364,7 @@ void BaseTextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
int markWidth;
extraAreaWidth(&markWidth);
const bool inMarkArea = e->pos().x() <= markWidth && e->pos().x() >= 0;
if (d->m_codeFoldingVisible
&& e->type() == QEvent::MouseMove && e->buttons() == 0) { // mouse tracking
@@ -4383,15 +4385,22 @@ void BaseTextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
// Set whether the mouse cursor is a hand or normal arrow
if (e->type() == QEvent::MouseMove) {
bool hand = (e->pos().x() <= markWidth);
if (hand) {
if (inMarkArea) {
//Find line by cursor position
int line = cursor.blockNumber() + 1;
emit editor()->markTooltipRequested(editor(), mapToGlobal(e->pos()), line);
}
if (hand != (d->m_extraArea->cursor().shape() == Qt::PointingHandCursor))
d->m_extraArea->setCursor(hand ? Qt::PointingHandCursor : Qt::ArrowCursor);
if (e->buttons() & Qt::LeftButton) {
int dist = (e->pos() - d->m_markDragStart).manhattanLength();
if (dist > QApplication::startDragDistance())
d->m_markDragging = true;
}
if (d->m_markDragging)
d->m_extraArea->setCursor(inMarkArea ? Qt::DragMoveCursor : Qt::ForbiddenCursor);
else if (inMarkArea != (d->m_extraArea->cursor().shape() == Qt::PointingHandCursor))
d->m_extraArea->setCursor(inMarkArea ? Qt::PointingHandCursor : Qt::ArrowCursor);
}
if (e->type() == QEvent::MouseButtonPress || e->type() == QEvent::MouseButtonDblClick) {
@@ -4409,7 +4418,7 @@ void BaseTextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
toggleBlockVisible(c);
d->moveCursorVisible(false);
}
} else if (d->m_lineNumbersVisible && e->pos().x() > markWidth) {
} else if (d->m_lineNumbersVisible && !inMarkArea) {
QTextCursor selection = cursor;
selection.setVisualNavigation(true);
d->extraAreaSelectionAnchorBlockNumber = selection.blockNumber();
@@ -4418,6 +4427,8 @@ void BaseTextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
setTextCursor(selection);
} else {
d->extraAreaToggleMarkBlockNumber = cursor.blockNumber();
d->m_markDragging = false;
d->m_markDragStart = e->pos();
}
}
} else if (d->extraAreaSelectionAnchorBlockNumber >= 0) {
@@ -4451,25 +4462,38 @@ void BaseTextEditorWidget::extraAreaMouseEvent(QMouseEvent *e)
if (e->type() == QEvent::MouseButtonRelease && e->button() == Qt::LeftButton) {
int n = d->extraAreaToggleMarkBlockNumber;
d->extraAreaToggleMarkBlockNumber = -1;
if (cursor.blockNumber() == n) {
if (TextBlockUserData *data = static_cast<TextBlockUserData *>(cursor.block().userData())) {
foreach (ITextMark *mark, data->marks()) {
const bool sameLine = cursor.blockNumber() == n;
const bool wasDragging = d->m_markDragging;
d->m_markDragging = false;
QTextBlock block = cursor.document()->findBlockByNumber(n);
if (TextBlockUserData *data = static_cast<TextBlockUserData *>(block.userData())) {
foreach (ITextMark *mark, data->marks()) {
if (sameLine) {
if (mark->isClickable()) {
mark->clicked();
return;
}
} else {
if (wasDragging && mark->isDraggable()) {
if (inMarkArea) {
mark->dragToLine(cursor.blockNumber() + 1);
d->m_extraArea->setCursor(Qt::PointingHandCursor);
} else {
d->m_extraArea->setCursor(Qt::ArrowCursor);
}
return;
}
}
}
int line = n + 1;
ITextEditor::MarkRequestKind kind;
if (QApplication::keyboardModifiers() & Qt::ShiftModifier)
kind = ITextEditor::BookmarkRequest;
else
kind = ITextEditor::BreakpointRequest;
emit editor()->markRequested(editor(), line, kind);
}
int line = n + 1;
ITextEditor::MarkRequestKind kind;
if (QApplication::keyboardModifiers() & Qt::ShiftModifier)
kind = ITextEditor::BookmarkRequest;
else
kind = ITextEditor::BreakpointRequest;
emit editor()->markRequested(editor(), line, kind);
}
}
}