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[bugfix] When paste from register, discard selected texts first (#37)

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* [bugfix] When paste from register, discard selected texts first

* Additional fix for the paste command to follow vim spec

* Refactor the code for paste command to make it clear
This commit is contained in:
Xianzhong Wang 2017-08-29 21:42:32 +08:00 committed by Le Tan
parent 73630448a6
commit 78bb2d5c41
1 changed files with 49 additions and 19 deletions
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68
src/utils/vvim.cpp
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@ -3822,6 +3822,7 @@ void VVim::processPasteAction(QList<Token> &p_tokens, bool p_pasteBefore)
Register &reg = m_registers[m_regName];
QString value = reg.read();
bool isBlock = reg.isBlock();
if (value.isEmpty()) {
return;
}
@ -3834,36 +3835,65 @@ void VVim::processPasteAction(QList<Token> &p_tokens, bool p_pasteBefore)
QTextCursor cursor = m_editor->textCursor();
cursor.beginEditBlock();
if (reg.isBlock()) {
if (p_pasteBefore) {
cursor.movePosition(QTextCursor::StartOfBlock);
cursor.insertBlock();
cursor.movePosition(QTextCursor::PreviousBlock);
} else {
cursor.movePosition(QTextCursor::EndOfBlock);
cursor.insertBlock();
// Different from Vim:
// In visual mode, by default vim select the current char, so paste operation will replace
// current char, but here it is strange to follow this specification
bool hasSelection = cursor.hasSelection();
bool isVisualLine = checkMode(VimMode::VisualLine);
if (hasSelection) {
int pos = cursor.selectionStart();
deleteSelectedText(cursor, false);
if (isBlock && !isVisualLine) {
insertChangeBlockAfterDeletion(cursor, pos);
}
// inserBlock() already insert a new line, so eliminate one here.
cursor.insertText(text.left(text.size() - 1));
if (isBlock) {
if (!isVisualLine) {
cursor.movePosition(QTextCursor::EndOfBlock);
cursor.insertBlock();
}
int nrBlock = text.count('\n');
if (nrBlock > 0) {
message(tr("%1 more %2").arg(nrBlock).arg(nrBlock > 1 ? tr("lines")
: tr("line")));
}
} else {
if (!p_pasteBefore && !cursor.atBlockEnd()) {
// Insert behind current cursor.
cursor.movePosition(QTextCursor::Right);
int nrBlock = text.count('\n');
if (nrBlock > 0) {
message(tr("%1 more %2").arg(nrBlock).arg(nrBlock > 1 ? tr("lines")
: tr("line")));
}
// inserBlock() already insert a new line, so eliminate one here.
text = text.left(text.size() - 1);
}
cursor.insertText(text);
} else { // no selection
if (isBlock) {
if (p_pasteBefore) {
cursor.movePosition(QTextCursor::StartOfBlock);
cursor.insertBlock();
cursor.movePosition(QTextCursor::PreviousBlock);
} else if (!isVisualLine) {
cursor.movePosition(QTextCursor::EndOfBlock);
cursor.insertBlock();
}
int nrBlock = text.count('\n');
if (nrBlock > 0) {
message(tr("%1 more %2").arg(nrBlock).arg(nrBlock > 1 ? tr("lines")
: tr("line")));
}
// inserBlock() already insert a new line, so eliminate one here.
text = text.left(text.size() - 1);
} else { // not a block
if (!p_pasteBefore && !cursor.atBlockEnd()) {
// Insert behind current cursor.
cursor.movePosition(QTextCursor::Right);
}
}
cursor.insertText(text);
}
cursor.endEditBlock();
m_editor->setTextCursor(cursor);
setMode(VimMode::Normal);
qDebug() << "text pasted" << text;
}