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GTextEditor: Allow GTextDocumentSpans to be "skippable"

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Setting the is_skippable flag on a GTextDocumentSpan will now cause the
cursor to skip over that span when moving with Ctrl+Left/Right.
This commit is contained in:
Andreas Kling 2019-11-15 20:36:45 +01:00
parent 27a30fdc2a
commit 57f7009b9e
3 changed files with 56 additions and 26 deletions
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44
Libraries/LibGUI/GTextEditor.cpp
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@ -678,19 +678,15 @@ void GTextEditor::keydown_event(GKeyEvent& event)
if (event.key() == KeyCode::Key_Left) {
if (event.ctrl() && document().has_spans()) {
// FIXME: Do something nice when the document has no spans.
for (int i = 0; i < document().spans().size(); ++i) {
if (!document().spans()[i].range.contains(m_cursor))
continue;
GTextPosition new_cursor = i == 0
? GTextPosition(0, 0)
: document().spans()[i - 1].range.start();
toggle_selection_if_needed_for_event(event);
set_cursor(new_cursor);
if (event.shift() && m_selection.start().is_valid()) {
m_selection.set_end(m_cursor);
did_update_selection();
}
break;
auto span = document().first_non_skippable_span_before(m_cursor);
GTextPosition new_cursor = !span.has_value()
? GTextPosition(0, 0)
: span.value().range.start();
toggle_selection_if_needed_for_event(event);
set_cursor(new_cursor);
if (event.shift() && m_selection.start().is_valid()) {
m_selection.set_end(m_cursor);
did_update_selection();
}
return;
}
@ -717,19 +713,15 @@ void GTextEditor::keydown_event(GKeyEvent& event)
if (event.key() == KeyCode::Key_Right) {
if (event.ctrl() && document().has_spans()) {
// FIXME: Do something nice when the document has no spans.
for (int i = 0; i < document().spans().size(); ++i) {
if (!document().spans()[i].range.contains(m_cursor))
continue;
GTextPosition new_cursor = i == (document().spans().size() - 1)
? document().spans().last().range.end()
: document().spans()[i + 1].range.start();
toggle_selection_if_needed_for_event(event);
set_cursor(new_cursor);
if (event.shift() && m_selection.start().is_valid()) {
m_selection.set_end(m_cursor);
did_update_selection();
}
break;
auto span = document().first_non_skippable_span_after(m_cursor);
GTextPosition new_cursor = !span.has_value()
? document().spans().last().range.end()
: span.value().range.start();
toggle_selection_if_needed_for_event(event);
set_cursor(new_cursor);
if (event.shift() && m_selection.start().is_valid()) {
m_selection.set_end(m_cursor);
did_update_selection();
}
return;
}