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Make TextEdit cut, copy and paste overridable

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This commit is contained in:
Paulb23
2021-07-08 16:48:58 +01:00
parent abbf14e7f5
commit e60900a353
5 changed files with 314 additions and 224 deletions
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scene/gui/code_edit.cpp
+63 -60
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@@ -544,18 +544,21 @@ Control::CursorShape CodeEdit::get_cursor_shape(const Point2 &p_pos) const {
return TextEdit::get_cursor_shape(p_pos);
}
void CodeEdit::handle_unicode_input(uint32_t p_unicode) {
/* Text manipulation */
// Overridable actions
void CodeEdit::_handle_unicode_input(const uint32_t p_unicode) {
bool had_selection = is_selection_active();
if (had_selection) {
begin_complex_operation();
delete_selection();
}
// Remove the old character if in insert mode and no selection.
/* Remove the old character if in insert mode and no selection. */
if (is_insert_mode() && !had_selection) {
begin_complex_operation();
// Make sure we don't try and remove empty space.
/* Make sure we don't try and remove empty space. */
if (cursor_get_column() < get_line(cursor_get_line()).length()) {
_remove_text(cursor_get_line(), cursor_get_column(), cursor_get_line(), cursor_get_column() + 1);
}
@@ -596,6 +599,63 @@ void CodeEdit::handle_unicode_input(uint32_t p_unicode) {
}
}
void CodeEdit::_backspace() {
if (is_readonly()) {
return;
}
int cc = cursor_get_column();
int cl = cursor_get_line();
if (cc == 0 && cl == 0) {
return;
}
if (is_selection_active()) {
delete_selection();
return;
}
if (cl > 0 && is_line_hidden(cl - 1)) {
unfold_line(cursor_get_line() - 1);
}
int prev_line = cc ? cl : cl - 1;
int prev_column = cc ? (cc - 1) : (get_line(cl - 1).length());
merge_gutters(cl, prev_line);
if (auto_brace_completion_enabled && cc > 0) {
int idx = _get_auto_brace_pair_open_at_pos(cl, cc);
if (idx != -1) {
prev_column = cc - auto_brace_completion_pairs[idx].open_key.length();
if (_get_auto_brace_pair_close_at_pos(cl, cc) == idx) {
_remove_text(prev_line, prev_column, cl, cc + auto_brace_completion_pairs[idx].close_key.length());
} else {
_remove_text(prev_line, prev_column, cl, cc);
}
cursor_set_line(prev_line, false, true);
cursor_set_column(prev_column);
return;
}
}
/* For space indentation we need to do a simple unindent if there are no chars to the left, acting in the */
/* same way as tabs. */
if (indent_using_spaces && cc != 0) {
if (get_first_non_whitespace_column(cl) > cc) {
prev_column = cc - _calculate_spaces_till_next_left_indent(cc);
prev_line = cl;
}
}
_remove_text(prev_line, prev_column, cl, cc);
cursor_set_line(prev_line, false, true);
cursor_set_column(prev_column);
}
/* Indent management */
void CodeEdit::set_indent_size(const int p_size) {
ERR_FAIL_COND_MSG(p_size <= 0, "Indend size must be greater than 0.");
@@ -955,63 +1015,6 @@ void CodeEdit::_new_line(bool p_split_current_line, bool p_above) {
end_complex_operation();
}
void CodeEdit::backspace() {
if (is_readonly()) {
return;
}
int cc = cursor_get_column();
int cl = cursor_get_line();
if (cc == 0 && cl == 0) {
return;
}
if (is_selection_active()) {
delete_selection();
return;
}
if (cl > 0 && is_line_hidden(cl - 1)) {
unfold_line(cursor_get_line() - 1);
}
int prev_line = cc ? cl : cl - 1;
int prev_column = cc ? (cc - 1) : (get_line(cl - 1).length());
merge_gutters(cl, prev_line);
if (auto_brace_completion_enabled && cc > 0) {
int idx = _get_auto_brace_pair_open_at_pos(cl, cc);
if (idx != -1) {
prev_column = cc - auto_brace_completion_pairs[idx].open_key.length();
if (_get_auto_brace_pair_close_at_pos(cl, cc) == idx) {
_remove_text(prev_line, prev_column, cl, cc + auto_brace_completion_pairs[idx].close_key.length());
} else {
_remove_text(prev_line, prev_column, cl, cc);
}
cursor_set_line(prev_line, false, true);
cursor_set_column(prev_column);
return;
}
}
/* For space indentation we need to do a simple unindent if there are no chars to the left, acting in the */
/* same way as tabs. */
if (indent_using_spaces && cc != 0) {
if (get_first_non_whitespace_column(cl) > cc) {
prev_column = cc - _calculate_spaces_till_next_left_indent(cc);
prev_line = cl;
}
}
_remove_text(prev_line, prev_column, cl, cc);
cursor_set_line(prev_line, false, true);
cursor_set_column(prev_column);
}
/* Auto brace completion */
void CodeEdit::set_auto_brace_completion_enabled(bool p_enabled) {
auto_brace_completion_enabled = p_enabled;