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-rw-r--r--scene/gui/text_edit.cpp449
-rw-r--r--scene/gui/text_edit.h32
2 files changed, 430 insertions, 51 deletions
diff --git a/scene/gui/text_edit.cpp b/scene/gui/text_edit.cpp
index 1b87771fd4..1ffbac05de 100644
--- a/scene/gui/text_edit.cpp
+++ b/scene/gui/text_edit.cpp
@@ -274,6 +274,7 @@ void TextEdit::Text::insert(int p_at, const String &p_text) {
Line line;
line.marked = false;
line.breakpoint = false;
+ line.hidden = false;
line.width_cache = -1;
line.data = p_text;
text.insert(p_at, line);
@@ -297,6 +298,8 @@ void TextEdit::_update_scrollbars() {
int hscroll_rows = ((hmin.height - 1) / get_row_height()) + 1;
int visible_rows = get_visible_rows();
+ int num_rows = MAX(visible_rows, num_lines_from(CLAMP(cursor.line_ofs, 0, text.size() - 1), MIN(visible_rows, text.size() - 1 - cursor.line_ofs)));
+
int total_rows = text.size();
if (scroll_past_end_of_file_enabled) {
total_rows += get_visible_rows() - 1;
@@ -313,6 +316,10 @@ void TextEdit::_update_scrollbars() {
total_width += cache.breakpoint_gutter_width;
}
+ if (draw_fold_gutter) {
+ total_width += cache.fold_gutter_width;
+ }
+
bool use_hscroll = true;
bool use_vscroll = true;
@@ -340,7 +347,7 @@ void TextEdit::_update_scrollbars() {
v_scroll->show();
v_scroll->set_max(total_rows);
- v_scroll->set_page(visible_rows);
+ v_scroll->set_page(num_rows);
if (smooth_scroll_enabled) {
v_scroll->set_step(0.25);
} else {
@@ -551,6 +558,13 @@ void TextEdit::_notification(int p_what) {
cache.breakpoint_gutter_width = 0;
}
+ if (draw_fold_gutter) {
+ fold_gutter_width = (get_row_height() * 55) / 100;
+ cache.fold_gutter_width = fold_gutter_width;
+ } else {
+ cache.fold_gutter_width = 0;
+ }
+
int line_number_char_count = 0;
{
@@ -573,7 +587,7 @@ void TextEdit::_notification(int p_what) {
RID ci = get_canvas_item();
VisualServer::get_singleton()->canvas_item_set_clip(get_canvas_item(), true);
- int xmargin_beg = cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width;
+ int xmargin_beg = cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width + cache.fold_gutter_width;
int xmargin_end = cache.size.width - cache.style_normal->get_margin(MARGIN_RIGHT);
//let's do it easy for now:
cache.style_normal->draw(ci, Rect2(Point2(), cache.size));
@@ -781,9 +795,20 @@ void TextEdit::_notification(int p_what) {
String line_num_padding = line_numbers_zero_padded ? "0" : " ";
+ int line = cursor.line_ofs - 1;
for (int i = 0; i < visible_rows; i++) {
- int line = i + cursor.line_ofs;
+ line++;
+
+ if (line < 0 || line >= (int)text.size())
+ continue;
+
+ while (is_line_hidden(line)) {
+ line++;
+ if (line < 0 || line >= (int)text.size()) {
+ break;
+ }
+ }
if (line < 0 || line >= (int)text.size())
continue;
@@ -857,6 +882,21 @@ void TextEdit::_notification(int p_what) {
}
}
+ // draw fold marker
+ if (draw_fold_gutter) {
+ int horizontal_gap = (cache.breakpoint_gutter_width * 30) / 100;
+ int gutter_left = cache.style_normal->get_margin(MARGIN_LEFT) + cache.breakpoint_gutter_width + cache.line_number_w;
+ if (is_folded(line)) {
+ int xofs = -cache.can_fold_icon->get_width() / 2 - horizontal_gap;
+ int yofs = (get_row_height() - cache.folded_icon->get_height()) / 2;
+ cache.folded_icon->draw(ci, Point2(gutter_left + xofs, ofs_y + yofs));
+ } else if (can_fold(line)) {
+ int xofs = (cache.fold_gutter_width - cache.can_fold_icon->get_width()) / 2;
+ int yofs = (get_row_height() - cache.can_fold_icon->get_height()) / 2;
+ cache.can_fold_icon->draw(ci, Point2(gutter_left + xofs, ofs_y + yofs));
+ }
+ }
+
if (cache.line_number_w) {
String fc = String::num(line + 1);
while (fc.length() < line_number_char_count) {
@@ -1538,6 +1578,12 @@ void TextEdit::backspace_at_cursor() {
int prev_line = cursor.column ? cursor.line : cursor.line - 1;
int prev_column = cursor.column ? (cursor.column - 1) : (text[cursor.line - 1].length());
+
+ if (is_line_hidden(cursor.line))
+ set_line_as_hidden(prev_line, true);
+ if (is_line_set_as_breakpoint(cursor.line))
+ set_line_as_breakpoint(prev_line, true);
+
if (auto_brace_completion_enabled &&
cursor.column > 0 &&
_is_pair_left_symbol(text[cursor.line][cursor.column - 1])) {
@@ -1577,7 +1623,7 @@ void TextEdit::backspace_at_cursor() {
}
}
- cursor_set_line(prev_line);
+ cursor_set_line(prev_line, true, true);
cursor_set_column(prev_column);
}
@@ -1653,8 +1699,22 @@ void TextEdit::_get_mouse_pos(const Point2i &p_mouse, int &r_row, int &r_col) co
rows /= get_row_height();
int row = cursor.line_ofs + (rows + (v_scroll->get_value() - cursor.line_ofs));
+ if (is_hiding_enabled()) {
+ // row will be offset by the hidden rows
+ int f_ofs = num_lines_from(CLAMP(cursor.line_ofs, 0, text.size() - 1), MIN(rows, text.size() - 1 - cursor.line_ofs));
+ row = cursor.line_ofs + (f_ofs + (v_scroll->get_value() - cursor.line_ofs));
+ // set row to spot below folded area
+ while (is_line_hidden(row)) {
+ row++;
+ if (row >= text.size() - 1)
+ break;
+ }
+ }
+ if (rows <= 1)
+ row = CLAMP(cursor.line_ofs, 0, text.size() - 1);
+
if (row < 0)
- row = 0;
+ row = 0; //todo
int col = 0;
@@ -1664,7 +1724,7 @@ void TextEdit::_get_mouse_pos(const Point2i &p_mouse, int &r_row, int &r_col) co
col = text[row].size();
} else {
- col = p_mouse.x - (cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width);
+ col = p_mouse.x - (cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width + cache.fold_gutter_width);
col += cursor.x_ofs;
col = get_char_pos_for(col, get_line(row));
}
@@ -1717,10 +1777,18 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
if (mb->is_pressed()) {
if (mb->get_button_index() == BUTTON_WHEEL_UP && !mb->get_command()) {
+ float scroll_factor = 3 * mb->get_factor();
if (scrolling) {
- target_v_scroll = (target_v_scroll - (3 * mb->get_factor()));
+ target_v_scroll = (target_v_scroll - scroll_factor);
} else {
- target_v_scroll = (v_scroll->get_value() - (3 * mb->get_factor()));
+ target_v_scroll = (v_scroll->get_value() - scroll_factor);
+ }
+
+ int hidden_lines = num_lines_from(CLAMP(cursor.line_ofs, 0, text.size() - 1), -(int)scroll_factor) - scroll_factor - 1;
+ if (hiding_enabled && hidden_lines > 0) {
+ target_v_scroll -= hidden_lines;
+ if (smooth_scroll_enabled)
+ v_scroll->set_value(v_scroll->get_value() - hidden_lines);
}
if (smooth_scroll_enabled) {
@@ -1734,16 +1802,26 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
}
}
if (mb->get_button_index() == BUTTON_WHEEL_DOWN && !mb->get_command()) {
+ float scroll_factor = 3 * mb->get_factor();
if (scrolling) {
- target_v_scroll = (target_v_scroll + (3 * mb->get_factor()));
+ target_v_scroll = (target_v_scroll + scroll_factor);
} else {
- target_v_scroll = (v_scroll->get_value() + (3 * mb->get_factor()));
+ target_v_scroll = (v_scroll->get_value() + scroll_factor);
+ }
+
+ // todo fix scrolling down over large hidden sections
+ int hidden_lines = num_lines_from(CLAMP(cursor.line_ofs, 0, text.size() - 1), MAX((int)scroll_factor, 1)) - scroll_factor - 1;
+ if (hiding_enabled && hidden_lines > 0) { // && !is_line_hidden(cursor.line_ofs)) {
+ target_v_scroll += hidden_lines;
+ if (smooth_scroll_enabled) {
+ v_scroll->set_value(v_scroll->get_value() + hidden_lines);
+ }
}
if (smooth_scroll_enabled) {
int max_v_scroll = get_line_count() - 1;
if (!scroll_past_end_of_file_enabled) {
- max_v_scroll -= get_visible_rows() - 1;
+ max_v_scroll -= num_lines_from(text.size() - 1, -get_visible_rows()) - 1;
}
if (target_v_scroll > max_v_scroll) {
@@ -1784,10 +1862,26 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
}
}
+ // toggle fold on gutter click if can
+ if (draw_fold_gutter) {
+
+ int left_margin = cache.style_normal->get_margin(MARGIN_LEFT);
+ int gutter_left = left_margin + cache.breakpoint_gutter_width + cache.line_number_w;
+ if (mb->get_position().x > gutter_left - 3 && mb->get_position().x <= gutter_left + cache.fold_gutter_width + 3) {
+ if (is_folded(row)) {
+ unfold_line(row);
+ } else if (can_fold(row)) {
+ fold_line(row);
+ }
+ //emit_signal("fold_toggled", row);
+ return;
+ }
+ }
+
int prev_col = cursor.column;
int prev_line = cursor.line;
- cursor_set_line(row);
+ cursor_set_line(row, true, false);
cursor_set_column(col);
if (mb->get_shift() && (cursor.column != prev_col || cursor.line != prev_line)) {
@@ -2026,17 +2120,6 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
return;
}
- if (k->get_scancode() == KEY_DOWN) {
-
- if (completion_index < completion_options.size() - 1) {
- completion_index++;
- completion_current = completion_options[completion_index];
- update();
- }
- accept_event();
- return;
- }
-
if (k->get_scancode() == KEY_KP_ENTER || k->get_scancode() == KEY_ENTER || k->get_scancode() == KEY_TAB) {
_confirm_completion();
@@ -2191,7 +2274,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
selection.active = false;
update();
_remove_text(selection.from_line, selection.from_column, selection.to_line, selection.to_column);
- cursor_set_line(selection.from_line);
+ cursor_set_line(selection.from_line, true, false);
cursor_set_column(selection.from_column);
update();
}
@@ -2241,6 +2324,9 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
}
}
+ if (is_folded(cursor.line))
+ unfold_line(cursor.line);
+
bool brace_indent = false;
// no need to indent if we are going upwards.
@@ -2391,6 +2477,8 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
cursor_set_column(column);
} else {
+ if (cursor.line > 0 && is_line_hidden(cursor.line - 1))
+ unfold_line(cursor.line - 1);
backspace_at_cursor();
}
@@ -2449,6 +2537,8 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
} else if (cursor.column == 0) {
if (cursor.line > 0) {
+ if (is_line_hidden(cursor.line - 1))
+ unfold_line(cursor.line - 1);
cursor_set_line(cursor.line - 1);
cursor_set_column(text[cursor.line].length());
}
@@ -2512,7 +2602,10 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
} else if (cursor.column == text[cursor.line].length()) {
if (cursor.line < text.size() - 1) {
+ if (is_folded(cursor.line + 1))
+ unfold_line(cursor.line + 1);
cursor_set_line(cursor.line + 1);
+
cursor_set_column(0);
}
} else {
@@ -2553,7 +2646,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
cursor_set_line(0);
else
#endif
- cursor_set_line(cursor_get_line() - 1);
+ cursor_set_line(cursor_get_line() - num_lines_from(cursor.line - 1, -1));
if (k->get_shift())
_post_shift_selection();
@@ -2587,10 +2680,10 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
}
if (k->get_command())
- cursor_set_line(text.size() - 1);
+ cursor_set_line(text.size() - 1, true, false);
else
#endif
- cursor_set_line(cursor_get_line() + 1);
+ cursor_set_line(cursor_get_line() + num_lines_from(cursor.line + 1, 1));
if (k->get_shift())
_post_shift_selection();
@@ -2737,7 +2830,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
if (k->get_shift())
_pre_shift_selection();
- cursor_set_line(text.size() - 1);
+ cursor_set_line(text.size() - 1, true, false);
if (k->get_shift())
_post_shift_selection();
@@ -2752,7 +2845,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
_pre_shift_selection();
if (k->get_command())
- cursor_set_line(text.size() - 1);
+ cursor_set_line(text.size() - 1, true, false);
cursor_set_column(text[cursor.line].length());
if (k->get_shift())
@@ -2777,7 +2870,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
if (k->get_shift())
_pre_shift_selection();
- cursor_set_line(cursor_get_line() - get_visible_rows());
+ cursor_set_line(cursor_get_line() - num_lines_from(cursor.line, -get_visible_rows()), true, false);
if (k->get_shift())
_post_shift_selection();
@@ -2798,7 +2891,7 @@ void TextEdit::_gui_input(const Ref<InputEvent> &p_gui_input) {
if (k->get_shift())
_pre_shift_selection();
- cursor_set_line(cursor_get_line() + get_visible_rows());
+ cursor_set_line(cursor_get_line() + num_lines_from(cursor.line, get_visible_rows()), true, false);
if (k->get_shift())
_post_shift_selection();
@@ -3012,12 +3105,12 @@ void TextEdit::_scroll_lines_up() {
// adjust the vertical scroll
if (get_v_scroll() > 0) {
- set_v_scroll(get_v_scroll() - 1);
+ set_v_scroll(get_v_scroll() - num_lines_from(get_v_scroll(), -1));
}
// adjust the cursor
if (cursor_get_line() >= (get_visible_rows() + get_v_scroll()) && !selection.active) {
- cursor_set_line((get_visible_rows() + get_v_scroll()) - 1, false);
+ cursor_set_line((get_visible_rows() + get_v_scroll()) - 1, false, false);
}
}
@@ -3032,12 +3125,12 @@ void TextEdit::_scroll_lines_down() {
// adjust the vertical scroll
if (get_v_scroll() < max_v_scroll) {
- set_v_scroll(get_v_scroll() + 1);
+ set_v_scroll(get_v_scroll() + num_lines_from(get_v_scroll(), 1));
}
// adjust the cursor
if ((cursor_get_line()) <= get_v_scroll() - 1 && !selection.active) {
- cursor_set_line(get_v_scroll(), false);
+ cursor_set_line(get_v_scroll(), false, false);
}
}
@@ -3082,6 +3175,15 @@ void TextEdit::_base_insert_text(int p_line, int p_char, const String &p_text, i
}
}
+ // if we are just making a new empty line, reset breakpoints and hidden status
+ if (p_char == 0 && p_text.replace("\r", "") == "\n") {
+
+ text.set_breakpoint(p_line + 1, text.is_breakpoint(p_line));
+ text.set_hidden(p_line + 1, text.is_hidden(p_line));
+ text.set_breakpoint(p_line, false);
+ text.set_hidden(p_line, false);
+ }
+
r_end_line = p_line + substrings.size() - 1;
r_end_column = text[r_end_line].length() - postinsert_text.length();
@@ -3280,6 +3382,7 @@ Size2 TextEdit::get_minimum_size() const {
return cache.style_normal->get_minimum_size();
}
+
int TextEdit::get_visible_rows() const {
int total = cache.size.height;
@@ -3287,31 +3390,31 @@ int TextEdit::get_visible_rows() const {
total /= get_row_height();
return total;
}
+
void TextEdit::adjust_viewport_to_cursor() {
scrolling = false;
if (cursor.line_ofs > cursor.line)
cursor.line_ofs = cursor.line;
- int visible_width = cache.size.width - cache.style_normal->get_minimum_size().width - cache.line_number_w - cache.breakpoint_gutter_width;
+ int visible_width = cache.size.width - cache.style_normal->get_minimum_size().width - cache.line_number_w - cache.breakpoint_gutter_width - cache.fold_gutter_width;
if (v_scroll->is_visible_in_tree())
visible_width -= v_scroll->get_combined_minimum_size().width;
visible_width -= 20; // give it a little more space
- //printf("rowofs %i, visrows %i, cursor.line %i\n",cursor.line_ofs,get_visible_rows(),cursor.line);
-
int visible_rows = get_visible_rows();
if (h_scroll->is_visible_in_tree())
visible_rows -= ((h_scroll->get_combined_minimum_size().height - 1) / get_row_height());
- if (cursor.line >= (cursor.line_ofs + visible_rows))
- cursor.line_ofs = cursor.line - visible_rows;
+ int num_rows = num_lines_from(CLAMP(cursor.line_ofs, 0, text.size() - 1), MIN(visible_rows, text.size() - 1 - cursor.line_ofs));
+ if (cursor.line >= (cursor.line_ofs + MAX(num_rows, visible_rows)))
+ cursor.line_ofs = cursor.line - MAX(num_lines_from(CLAMP(cursor.line, 0, text.size() - 1), -visible_rows), visible_rows);
if (cursor.line < cursor.line_ofs)
cursor.line_ofs = cursor.line;
if (cursor.line_ofs + visible_rows > text.size() && !scroll_past_end_of_file_enabled) {
- cursor.line_ofs = text.size() - visible_rows;
- v_scroll->set_value(text.size() - visible_rows);
+ cursor.line_ofs = text.size() - MAX(num_lines_from(text.size() - 1, -visible_rows), visible_rows);
+ v_scroll->set_value(text.size() - MAX(num_lines_from(text.size() - 1, -visible_rows), visible_rows));
}
int cursor_x = get_column_x_offset(cursor.column, text[cursor.line]);
@@ -3338,7 +3441,10 @@ void TextEdit::center_viewport_to_cursor() {
if (cursor.line_ofs > cursor.line)
cursor.line_ofs = cursor.line;
- int visible_width = cache.size.width - cache.style_normal->get_minimum_size().width - cache.line_number_w - cache.breakpoint_gutter_width;
+ if (is_line_hidden(cursor.line))
+ unfold_line(cursor.line);
+
+ int visible_width = cache.size.width - cache.style_normal->get_minimum_size().width - cache.line_number_w - cache.breakpoint_gutter_width - cache.fold_gutter_width;
if (v_scroll->is_visible_in_tree())
visible_width -= v_scroll->get_combined_minimum_size().width;
visible_width -= 20; // give it a little more space
@@ -3347,8 +3453,8 @@ void TextEdit::center_viewport_to_cursor() {
if (h_scroll->is_visible_in_tree())
visible_rows -= ((h_scroll->get_combined_minimum_size().height - 1) / get_row_height());
- int max_ofs = text.size() - (scroll_past_end_of_file_enabled ? 1 : visible_rows);
- cursor.line_ofs = CLAMP(cursor.line - (visible_rows / 2), 0, max_ofs);
+ int max_ofs = text.size() - (scroll_past_end_of_file_enabled ? 1 : num_lines_from(text.size() - 1, -visible_rows));
+ cursor.line_ofs = CLAMP(cursor.line - num_lines_from(cursor.line - visible_rows / 2, -visible_rows / 2), 0, max_ofs);
int cursor_x = get_column_x_offset(cursor.column, text[cursor.line]);
@@ -3382,7 +3488,7 @@ void TextEdit::cursor_set_column(int p_col, bool p_adjust_viewport) {
}
}
-void TextEdit::cursor_set_line(int p_row, bool p_adjust_viewport) {
+void TextEdit::cursor_set_line(int p_row, bool p_adjust_viewport, bool p_can_be_hidden) {
if (setting_row)
return;
@@ -3394,6 +3500,31 @@ void TextEdit::cursor_set_line(int p_row, bool p_adjust_viewport) {
if (p_row >= (int)text.size())
p_row = (int)text.size() - 1;
+ if (!p_can_be_hidden) {
+ if (is_line_hidden(p_row)) {
+ WARN_PRINTS(("Cursor set to hidden line " + itos(p_row)));
+ // search in a direction until we are not in a hidden line anymore
+ bool search_down = (p_row == 0 || cursor.line < p_row) && p_row != text.size() - 1;
+ bool orig_search_down = search_down;
+ while (is_line_hidden(p_row)) {
+ if (search_down)
+ p_row++;
+ else
+ p_row--;
+ // hit end of file, change dir
+ if (p_row >= text.size() - 1) {
+ search_down = false;
+ if (orig_search_down == search_down)
+ break;
+ }
+ if (p_row <= 0) {
+ search_down = true;
+ if (orig_search_down == search_down)
+ break;
+ }
+ }
+ }
+ }
cursor.line = p_row;
cursor.column = get_char_pos_for(cursor.last_fit_x, get_line(cursor.line));
@@ -3553,7 +3684,7 @@ Control::CursorShape TextEdit::get_cursor_shape(const Point2 &p_pos) const {
if (highlighted_word != String())
return CURSOR_POINTING_HAND;
- int gutter = cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width;
+ int gutter = cache.style_normal->get_margin(MARGIN_LEFT) + cache.line_number_w + cache.breakpoint_gutter_width + cache.fold_gutter_width;
if ((completion_active && completion_rect.has_point(p_pos)) || p_pos.x < gutter) {
return CURSOR_ARROW;
}
@@ -3733,6 +3864,8 @@ void TextEdit::_update_caches() {
cache.line_spacing = get_constant("line_spacing");
cache.row_height = cache.font->get_height() + cache.line_spacing;
cache.tab_icon = get_icon("tab");
+ cache.folded_icon = get_icon("Collapse", "EditorIcons");
+ cache.can_fold_icon = get_icon("Forward", "EditorIcons");
text.set_font(cache.font);
}
@@ -4179,6 +4312,173 @@ void TextEdit::get_breakpoints(List<int> *p_breakpoints) const {
}
}
+void TextEdit::set_line_as_hidden(int p_line, bool p_hidden) {
+
+ ERR_FAIL_INDEX(p_line, text.size());
+ if (is_hiding_enabled() || !p_hidden)
+ text.set_hidden(p_line, p_hidden);
+ update();
+}
+
+bool TextEdit::is_line_hidden(int p_line) const {
+
+ ERR_FAIL_INDEX_V(p_line, text.size(), false);
+ return text.is_hidden(p_line);
+}
+
+void TextEdit::unhide_all_lines() {
+
+ for (int i = 0; i < text.size(); i++) {
+ text.set_hidden(i, false);
+ }
+ update();
+}
+
+int TextEdit::num_lines_from(int p_line_from, int unhidden_amount) const {
+
+ // returns the number of hidden and unhidden lines from p_line_from to p_line_from + amount of visible lines
+ ERR_FAIL_INDEX_V(p_line_from, text.size(), ABS(unhidden_amount));
+
+ if (!is_hiding_enabled())
+ return unhidden_amount;
+ int num_visible = 0;
+ int num_total = 0;
+ if (unhidden_amount >= 0) {
+ for (int i = p_line_from; i < text.size(); i++) {
+ num_total++;
+ if (!is_line_hidden(i))
+ num_visible++;
+ if (num_visible >= unhidden_amount)
+ break;
+ }
+ } else {
+ unhidden_amount = ABS(unhidden_amount);
+ for (int i = p_line_from; i >= 0; i--) {
+ num_total++;
+ if (!is_line_hidden(i))
+ num_visible++;
+ if (num_visible >= unhidden_amount)
+ break;
+ }
+ }
+ return num_total;
+}
+
+int TextEdit::get_whitespace_level(int p_line) const {
+
+ ERR_FAIL_INDEX_V(p_line, text.size(), 0);
+
+ // counts number of tabs and spaces before line starts
+ int whitespace_count = 0;
+ int line_length = text[p_line].size();
+ for (int i = 0; i < line_length - 1; i++) {
+ if (text[p_line][i] == '\t') {
+ whitespace_count++;
+ } else if (text[p_line][i] == ' ') {
+ whitespace_count++;
+ } else if (text[p_line][i] == '#') {
+ if (whitespace_count != 0) {
+ break;
+ }
+ } else {
+ break;
+ }
+ }
+ return whitespace_count;
+}
+
+bool TextEdit::can_fold(int p_line) const {
+
+ ERR_FAIL_INDEX_V(p_line, text.size(), false);
+ if (!is_hiding_enabled())
+ return false;
+ if (!draw_fold_gutter)
+ return false;
+ if (p_line + 2 >= text.size())
+ return false;
+ if (text[p_line].size() == 0)
+ return false;
+ if (is_folded(p_line))
+ return false;
+
+ int start_indent = get_whitespace_level(p_line);
+
+ for (int i = p_line + 1; i < text.size(); i++) {
+ if (text[i].size() == 0)
+ continue;
+ int next_indent = get_whitespace_level(i);
+ if (next_indent > start_indent)
+ return true;
+ else
+ return false;
+ }
+
+ return false;
+}
+
+bool TextEdit::is_folded(int p_line) const {
+
+ ERR_FAIL_INDEX_V(p_line, text.size(), false);
+ if (p_line + 1 >= text.size() - 1)
+ return false;
+ if (!is_line_hidden(p_line) && is_line_hidden(p_line + 1))
+ return true;
+ return false;
+}
+
+void TextEdit::fold_line(int p_line) {
+
+ ERR_FAIL_INDEX(p_line, text.size());
+ if (!is_hiding_enabled())
+ return;
+ if (!can_fold(p_line))
+ return;
+
+ int start_indent = get_whitespace_level(p_line);
+ for (int i = p_line + 1; i < text.size(); i++) {
+ int cur_indent = get_whitespace_level(i);
+ if (text[i].size() == 0 || cur_indent > start_indent) {
+ set_line_as_hidden(i, true);
+ } else {
+ // exclude trailing empty lines
+ for (int trail_i = i - 1; trail_i > p_line; trail_i--) {
+ if (text[trail_i].size() == 0)
+ set_line_as_hidden(trail_i, false);
+ else
+ break;
+ }
+ if (is_line_hidden(cursor.line)) {
+ cursor_set_line(i, true, false);
+ }
+ break;
+ }
+ }
+ adjust_viewport_to_cursor();
+ update();
+}
+
+void TextEdit::unfold_line(int p_line) {
+
+ ERR_FAIL_INDEX(p_line, text.size());
+
+ int fold_start = p_line;
+ for (fold_start = p_line; fold_start > 0; fold_start--) {
+ if (is_folded(fold_start))
+ break;
+ }
+ fold_start = is_folded(fold_start) ? fold_start : p_line;
+
+ for (int i = fold_start + 1; i < text.size(); i++) {
+ if (is_line_hidden(i)) {
+ set_line_as_hidden(i, false);
+ } else {
+ break;
+ }
+ }
+ adjust_viewport_to_cursor();
+ update();
+}
+
int TextEdit::get_line_count() const {
return text.size();
@@ -4406,7 +4706,8 @@ void TextEdit::set_v_scroll(int p_scroll) {
}
if (!scroll_past_end_of_file_enabled) {
if (p_scroll + get_visible_rows() > get_line_count()) {
- p_scroll = get_line_count() - get_visible_rows();
+ int num_rows = num_lines_from(CLAMP(p_scroll, 0, text.size() - 1), MIN(get_visible_rows(), text.size() - 1 - p_scroll));
+ p_scroll = get_line_count() - num_rows;
}
}
v_scroll->set_value(p_scroll);
@@ -4772,7 +5073,7 @@ void TextEdit::set_line(int line, String new_text) {
void TextEdit::insert_at(const String &p_text, int at) {
cursor_set_column(0);
- cursor_set_line(at);
+ cursor_set_line(at, false, true);
_insert_text(at, 0, p_text + "\n");
}
@@ -4820,6 +5121,39 @@ int TextEdit::get_breakpoint_gutter_width() const {
return cache.breakpoint_gutter_width;
}
+void TextEdit::set_draw_fold_gutter(bool p_draw) {
+ draw_fold_gutter = p_draw;
+ if (draw_fold_gutter)
+ set_hiding_enabled(true);
+ else
+ unhide_all_lines();
+ update();
+}
+
+bool TextEdit::is_drawing_fold_gutter() const {
+ return draw_fold_gutter;
+}
+
+void TextEdit::set_fold_gutter_width(int p_gutter_width) {
+ fold_gutter_width = p_gutter_width;
+ update();
+}
+
+int TextEdit::get_fold_gutter_width() const {
+ return cache.fold_gutter_width;
+}
+
+void TextEdit::set_hiding_enabled(int p_enabled) {
+ hiding_enabled = p_enabled;
+ if (!hiding_enabled)
+ set_draw_fold_gutter(false);
+ update();
+}
+
+int TextEdit::is_hiding_enabled() const {
+ return hiding_enabled;
+}
+
void TextEdit::set_highlight_current_line(bool p_enabled) {
highlight_current_line = p_enabled;
update();
@@ -4914,7 +5248,7 @@ void TextEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_line", "line"), &TextEdit::get_line);
ClassDB::bind_method(D_METHOD("cursor_set_column", "column", "adjust_viewport"), &TextEdit::cursor_set_column, DEFVAL(true));
- ClassDB::bind_method(D_METHOD("cursor_set_line", "line", "adjust_viewport"), &TextEdit::cursor_set_line, DEFVAL(true));
+ ClassDB::bind_method(D_METHOD("cursor_set_line", "line", "adjust_viewport, can_be_hidden"), &TextEdit::cursor_set_line, DEFVAL(true), DEFVAL(true));
ClassDB::bind_method(D_METHOD("cursor_get_column"), &TextEdit::cursor_get_column);
ClassDB::bind_method(D_METHOD("cursor_get_line"), &TextEdit::cursor_get_line);
@@ -4955,6 +5289,16 @@ void TextEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_show_line_numbers", "enable"), &TextEdit::set_show_line_numbers);
ClassDB::bind_method(D_METHOD("is_show_line_numbers_enabled"), &TextEdit::is_show_line_numbers_enabled);
+ ClassDB::bind_method(D_METHOD("set_hiding_enabled", "enable"), &TextEdit::set_hiding_enabled);
+ ClassDB::bind_method(D_METHOD("is_hiding_enabled"), &TextEdit::is_hiding_enabled);
+ ClassDB::bind_method(D_METHOD("set_line_as_hidden", "line", "enable"), &TextEdit::set_line_as_hidden);
+ ClassDB::bind_method(D_METHOD("is_line_hidden"), &TextEdit::is_line_hidden);
+ ClassDB::bind_method(D_METHOD("unhide_all_lines"), &TextEdit::unhide_all_lines);
+ ClassDB::bind_method(D_METHOD("fold_line", "line"), &TextEdit::fold_line);
+ ClassDB::bind_method(D_METHOD("unfold_line", "line"), &TextEdit::unfold_line);
+ ClassDB::bind_method(D_METHOD("can_fold", "line"), &TextEdit::can_fold);
+ ClassDB::bind_method(D_METHOD("is_folded", "line"), &TextEdit::is_folded);
+
ClassDB::bind_method(D_METHOD("set_highlight_all_occurrences", "enable"), &TextEdit::set_highlight_all_occurrences);
ClassDB::bind_method(D_METHOD("is_highlight_all_occurrences_enabled"), &TextEdit::is_highlight_all_occurrences_enabled);
@@ -4988,6 +5332,7 @@ void TextEdit::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "context_menu_enabled"), "set_context_menu_enabled", "is_context_menu_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "smooth_scrolling"), "set_smooth_scroll_enable", "is_smooth_scroll_enabled");
ADD_PROPERTY(PropertyInfo(Variant::REAL, "v_scroll_speed"), "set_v_scroll_speed", "get_v_scroll_speed");
+ ADD_PROPERTY(PropertyInfo(Variant::BOOL, "hiding_enabled"), "set_hiding_enabled", "is_hiding_enabled");
ADD_GROUP("Caret", "caret_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "caret_block_mode"), "cursor_set_block_mode", "cursor_is_block_mode");
@@ -5029,6 +5374,8 @@ TextEdit::TextEdit() {
cache.line_number_w = 1;
cache.breakpoint_gutter_width = 0;
breakpoint_gutter_width = 0;
+ cache.fold_gutter_width = 0;
+ fold_gutter_width = 0;
indent_size = 4;
text.set_indent_size(indent_size);
@@ -5098,6 +5445,8 @@ TextEdit::TextEdit() {
line_length_guideline = false;
line_length_guideline_col = 80;
draw_breakpoint_gutter = false;
+ draw_fold_gutter = false;
+ hiding_enabled = false;
next_operation_is_complex = false;
scroll_past_end_of_file_enabled = false;
auto_brace_completion_enabled = false;
diff --git a/scene/gui/text_edit.h b/scene/gui/text_edit.h
index 50f005ed6a..c60ff1d09a 100644
--- a/scene/gui/text_edit.h
+++ b/scene/gui/text_edit.h
@@ -73,6 +73,8 @@ class TextEdit : public Control {
struct Cache {
Ref<Texture> tab_icon;
+ Ref<Texture> can_fold_icon;
+ Ref<Texture> folded_icon;
Ref<StyleBox> style_normal;
Ref<StyleBox> style_focus;
Ref<Font> font;
@@ -105,6 +107,7 @@ class TextEdit : public Control {
int line_spacing;
int line_number_w;
int breakpoint_gutter_width;
+ int fold_gutter_width;
Size2 size;
} cache;
@@ -136,6 +139,7 @@ class TextEdit : public Control {
int width_cache : 24;
bool marked : 1;
bool breakpoint : 1;
+ bool hidden : 1;
Map<int, ColorRegionInfo> region_info;
String data;
};
@@ -160,6 +164,8 @@ class TextEdit : public Control {
bool is_marked(int p_line) const { return text[p_line].marked; }
void set_breakpoint(int p_line, bool p_breakpoint) { text[p_line].breakpoint = p_breakpoint; }
bool is_breakpoint(int p_line) const { return text[p_line].breakpoint; }
+ void set_hidden(int p_line, bool p_hidden) { text[p_line].hidden = p_hidden; }
+ bool is_hidden(int p_line) const { return text[p_line].hidden; }
void insert(int p_at, const String &p_text);
void remove(int p_at);
int size() const { return text.size(); }
@@ -251,6 +257,9 @@ class TextEdit : public Control {
int line_length_guideline_col;
bool draw_breakpoint_gutter;
int breakpoint_gutter_width;
+ bool draw_fold_gutter;
+ int fold_gutter_width;
+ bool hiding_enabled;
bool highlight_all_occurrences;
bool scroll_past_end_of_file_enabled;
@@ -325,6 +334,8 @@ class TextEdit : public Control {
int get_row_height() const;
+ // int _get_fold_offset(int p_line_from, int p_line_to) const;
+
void _reset_caret_blink_timer();
void _toggle_draw_caret();
@@ -405,6 +416,16 @@ public:
void set_line_as_breakpoint(int p_line, bool p_breakpoint);
bool is_line_set_as_breakpoint(int p_line) const;
void get_breakpoints(List<int> *p_breakpoints) const;
+ void set_line_as_hidden(int p_line, bool p_hidden);
+ bool is_line_hidden(int p_line) const;
+ void unhide_all_lines();
+ int num_lines_from(int p_line_from, int unhidden_amount) const;
+ int get_whitespace_level(int p_line) const;
+ bool can_fold(int p_line) const;
+ bool is_folded(int p_line) const;
+ void fold_line(int p_line);
+ void unfold_line(int p_line);
+
String get_text();
String get_line(int line) const;
void set_line(int line, String new_text);
@@ -433,7 +454,7 @@ public:
void center_viewport_to_cursor();
void cursor_set_column(int p_col, bool p_adjust_viewport = true);
- void cursor_set_line(int p_row, bool p_adjust_viewport = true);
+ void cursor_set_line(int p_row, bool p_adjust_viewport = true, bool p_can_be_hidden = true);
int cursor_get_column() const;
int cursor_get_line() const;
@@ -538,6 +559,15 @@ public:
void set_breakpoint_gutter_width(int p_gutter_width);
int get_breakpoint_gutter_width() const;
+ void set_draw_fold_gutter(bool p_draw);
+ bool is_drawing_fold_gutter() const;
+
+ void set_fold_gutter_width(int p_gutter_width);
+ int get_fold_gutter_width() const;
+
+ void set_hiding_enabled(int p_enabled);
+ int is_hiding_enabled() const;
+
void set_tooltip_request_func(Object *p_obj, const StringName &p_function, const Variant &p_udata);
void set_completion(bool p_enabled, const Vector<String> &p_prefixes);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-28 04:53:25 +0000