Merge pull request #34043 from Paulb23/27421_line_edit_remove_text_alignment

Fixed LineEdit text removal and placeholder caret alignment
This commit is contained in:
Rémi Verschelde 2019-12-01 16:23:38 +01:00 committed by GitHub
commit d441536379
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 35 additions and 4 deletions

View file

@ -823,7 +823,7 @@ void LineEdit::_notification(int p_what) {
int yofs = y_ofs + (caret_height - font->get_height()) / 2;
drawer.draw_char(ci, Point2(x_ofs, yofs + font_ascent), cchar, next, selected ? font_color_selected : font_color);
if (char_ofs == cursor_pos && draw_caret) {
if (char_ofs == cursor_pos && draw_caret && !using_placeholder) {
if (ime_text.length() == 0) {
#ifdef TOOLS_ENABLED
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(x_ofs, y_ofs), Size2(Math::round(EDSCALE), caret_height)), cursor_color);
@ -866,12 +866,27 @@ void LineEdit::_notification(int p_what) {
}
}
if (char_ofs == cursor_pos && draw_caret) { // May be at the end.
if ((char_ofs == cursor_pos || using_placeholder) && draw_caret) { // May be at the end, or placeholder.
if (ime_text.length() == 0) {
int caret_x_ofs = x_ofs;
if (using_placeholder) {
switch (align) {
case ALIGN_LEFT:
case ALIGN_FILL: {
caret_x_ofs = style->get_offset().x;
} break;
case ALIGN_CENTER: {
caret_x_ofs = ofs_max / 2;
} break;
case ALIGN_RIGHT: {
caret_x_ofs = ofs_max;
} break;
}
}
#ifdef TOOLS_ENABLED
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(x_ofs, y_ofs), Size2(Math::round(EDSCALE), caret_height)), cursor_color);
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(caret_x_ofs, y_ofs), Size2(Math::round(EDSCALE), caret_height)), cursor_color);
#else
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(x_ofs, y_ofs), Size2(1, caret_height)), cursor_color);
VisualServer::get_singleton()->canvas_item_add_rect(ci, Rect2(Point2(caret_x_ofs, y_ofs), Size2(1, caret_height)), cursor_color);
#endif
}
}
@ -970,6 +985,8 @@ void LineEdit::undo() {
undo_stack_pos = undo_stack_pos->prev();
TextOperation op = undo_stack_pos->get();
text = op.text;
cached_width = op.cached_width;
window_pos = op.window_pos;
set_cursor_position(op.cursor_pos);
if (expand_to_text_length)
@ -988,6 +1005,8 @@ void LineEdit::redo() {
undo_stack_pos = undo_stack_pos->next();
TextOperation op = undo_stack_pos->get();
text = op.text;
cached_width = op.cached_width;
window_pos = op.window_pos;
set_cursor_position(op.cursor_pos);
if (expand_to_text_length)
@ -1169,6 +1188,10 @@ void LineEdit::delete_char() {
set_cursor_position(get_cursor_position() - 1);
if (align == ALIGN_CENTER || align == ALIGN_RIGHT) {
window_pos = CLAMP(window_pos - 1, 0, text.length() - 1);
}
_text_changed();
}
@ -1196,6 +1219,10 @@ void LineEdit::delete_text(int p_from_column, int p_to_column) {
window_pos = cursor_pos;
}
if (align == ALIGN_CENTER || align == ALIGN_RIGHT) {
window_pos = CLAMP(window_pos - (p_to_column - p_from_column), 0, text.length() - 1);
}
if (!text_changed_dirty) {
if (is_inside_tree()) {
MessageQueue::get_singleton()->push_call(this, "_text_changed");
@ -1677,7 +1704,9 @@ void LineEdit::_clear_undo_stack() {
void LineEdit::_create_undo_state() {
TextOperation op;
op.text = text;
op.cached_width = cached_width;
op.cursor_pos = cursor_pos;
op.window_pos = window_pos;
undo_stack.push_back(op);
}

View file

@ -106,6 +106,8 @@ private:
struct TextOperation {
int cursor_pos;
int window_pos;
int cached_width;
String text;
};
List<TextOperation> undo_stack;