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TextEditor: Fix jumping over nested auto inserted characters

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Task-number: QTCREATORBUG-16946
Change-Id: Ic652147d76ecc93ff5607b3af733762b0d5c2738
Reviewed-by: André Hartmann <aha_1980@gmx.de>
This commit is contained in:
David Schulz
2017-06-26 08:17:29 +02:00
parent 844f9f47de
commit c9d898ed6d
1 changed files with 44 additions and 29 deletions
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73
src/plugins/texteditor/texteditor.cpp
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@@ -73,6 +73,7 @@
#include <coreplugin/manhattanstyle.h>
#include <coreplugin/find/basetextfind.h>
#include <coreplugin/find/highlightscrollbar.h>
#include <utils/asconst.h>
#include <utils/linecolumnlabel.h>
#include <utils/fileutils.h>
#include <utils/dropsupport.h>
@@ -470,7 +471,8 @@ public:
bool m_skipAutoCompletedText = true;
bool m_removeAutoCompletedText = true;
bool m_keepAutoCompletionHighlight = false;
QTextCursor m_autoCompleteHighlightPos;
QList<QTextCursor> m_autoCompleteHighlightPos;
void updateAutoCompleteHighlight();
int m_cursorBlockNumber = -1;
int m_blockCount = 0;
@@ -943,6 +945,21 @@ int TextEditorWidgetPrivate::visualIndent(const QTextBlock &block) const
return 0;
}
void TextEditorWidgetPrivate::updateAutoCompleteHighlight()
{
const QTextCharFormat &matchFormat
= q->textDocument()->fontSettings().toTextCharFormat(C_PARENTHESES);
QList<QTextEdit::ExtraSelection> extraSelections;
for (QTextCursor cursor : Utils::asConst(m_autoCompleteHighlightPos)) {
QTextEdit::ExtraSelection sel;
sel.cursor = cursor;
sel.format.setBackground(matchFormat.background());
extraSelections.append(sel);
}
q->setExtraSelections(TextEditorWidget::AutoCompleteSelection, extraSelections);
}
void TextEditorWidget::selectEncoding()
{
TextDocument *doc = d->m_document.data();
@@ -2366,8 +2383,10 @@ void TextEditorWidget::keyPressEvent(QKeyEvent *e)
QTextCursor cursor = textCursor();
QString autoText;
if (!inOverwriteMode) {
autoText = autoCompleter()->autoComplete(cursor, eventText,
d->m_skipAutoCompletedText && cursor == d->m_autoCompleteHighlightPos);
const bool skipChar = d->m_skipAutoCompletedText
&& !d->m_autoCompleteHighlightPos.isEmpty()
&& cursor == d->m_autoCompleteHighlightPos.last();
autoText = autoCompleter()->autoComplete(cursor, eventText, skipChar);
}
const bool cursorWithinSnippet = d->snippetCheckCursor(cursor);
@@ -4732,13 +4751,17 @@ void TextEditorWidgetPrivate::updateHighlights()
}
}
if (m_highlightAutoComplete && !m_autoCompleteHighlightPos.isNull()) {
if (m_highlightAutoComplete && !m_autoCompleteHighlightPos.isEmpty()) {
QTimer::singleShot(0, this, [this](){
if ((!m_keepAutoCompletionHighlight && !q->hasFocus())
|| m_autoCompleteHighlightPos != q->textCursor()) {
q->setExtraSelections(TextEditorWidget::AutoCompleteSelection,
QList<QTextEdit::ExtraSelection>()); // clear
m_autoCompleteHighlightPos = QTextCursor();
const QTextCursor &cursor = q->textCursor();
auto popAutoCompletion = [&]() {
return !m_autoCompleteHighlightPos.isEmpty()
&& m_autoCompleteHighlightPos.last() != cursor;
};
if (!m_keepAutoCompletionHighlight && !q->hasFocus() && popAutoCompletion()) {
while (popAutoCompletion())
m_autoCompleteHighlightPos.pop_back();
updateAutoCompleteHighlight();
}
});
}
@@ -5405,8 +5428,11 @@ void TextEditorWidgetPrivate::handleBackspaceKey()
const TabSettings &tabSettings = m_document->tabSettings();
const TypingSettings &typingSettings = m_document->typingSettings();
if (typingSettings.m_autoIndent && (m_autoCompleteHighlightPos == cursor)
&& m_removeAutoCompletedText && m_autoCompleter->autoBackspace(cursor)) {
if (typingSettings.m_autoIndent
&& !m_autoCompleteHighlightPos.isEmpty()
&& (m_autoCompleteHighlightPos.last() == cursor)
&& m_removeAutoCompletedText
&& m_autoCompleter->autoBackspace(cursor)) {
return;
}
@@ -6082,25 +6108,14 @@ void TextEditorWidgetPrivate::_q_highlightBlocks()
void TextEditorWidgetPrivate::autocompleterHighlight(const QTextCursor &cursor)
{
QList<QTextEdit::ExtraSelection> extraSelections;
if ((!m_animateAutoComplete && !m_highlightAutoComplete)
|| q->isReadOnly() || !cursor.hasSelection()) {
q->setExtraSelections(TextEditorWidget::AutoCompleteSelection, extraSelections); // clear
return;
}
const QTextCharFormat &matchFormat
= q->textDocument()->fontSettings().toTextCharFormat(C_AUTOCOMPLETE);
if (m_highlightAutoComplete) {
QTextEdit::ExtraSelection sel;
sel.cursor = cursor;
sel.format.setBackground(matchFormat.background());
extraSelections.append(sel);
m_autoCompleteHighlightPos = cursor;
m_autoCompleteHighlightPos.movePosition(QTextCursor::PreviousCharacter);
}
if (m_animateAutoComplete) {
m_autoCompleteHighlightPos.clear();
} else if (m_highlightAutoComplete) {
m_autoCompleteHighlightPos.push_back(cursor);
} else if (m_animateAutoComplete) {
const QTextCharFormat &matchFormat
= q->textDocument()->fontSettings().toTextCharFormat(C_AUTOCOMPLETE);
cancelCurrentAnimations();// one animation is enough
QPalette pal;
pal.setBrush(QPalette::Text, matchFormat.foreground());
@@ -6110,7 +6125,7 @@ void TextEditorWidgetPrivate::autocompleterHighlight(const QTextCursor &cursor)
connect(m_autocompleteAnimator.data(), &TextEditorAnimator::updateRequest,
this, &TextEditorWidgetPrivate::_q_animateUpdate);
}
q->setExtraSelections(TextEditorWidget::AutoCompleteSelection, extraSelections);
updateAutoCompleteHighlight();
}
void TextEditorWidgetPrivate::updateAnimator(QPointer<TextEditorAnimator> animator,