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Add folding gutter to code_edit

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This commit is contained in:
Paulb23
2020-07-27 13:54:12 +01:00
parent 4d7df24d46
commit 7829fdc1d0
6 changed files with 104 additions and 128 deletions
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62
scene/gui/code_edit.cpp
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@@ -36,6 +36,7 @@ void CodeEdit::_notification(int p_what) {
case NOTIFICATION_ENTER_TREE: {
set_gutter_width(main_gutter, cache.row_height);
set_gutter_width(line_number_gutter, (line_number_digits + 1) * cache.font->get_char_size('0').width);
set_gutter_width(fold_gutter, cache.row_height / 1.2);
breakpoint_color = get_theme_color("breakpoint_color");
breakpoint_icon = get_theme_icon("breakpoint");
@@ -47,6 +48,10 @@ void CodeEdit::_notification(int p_what) {
executing_line_icon = get_theme_icon("executing_line");
line_number_color = get_theme_color("line_number_color");
folding_color = get_theme_color("code_folding_color");
can_fold_icon = get_theme_icon("can_fold");
folded_icon = get_theme_icon("folded");
} break;
case NOTIFICATION_DRAW: {
} break;
@@ -232,6 +237,35 @@ void CodeEdit::_line_number_draw_callback(int p_line, int p_gutter, const Rect2
cache.font->draw(get_canvas_item(), Point2(region.position.x, yofs + cache.font->get_ascent()), fc, line_number_color);
}
/* Fold Gutter */
void CodeEdit::set_draw_fold_gutter(bool p_draw) {
set_gutter_draw(fold_gutter, p_draw);
}
bool CodeEdit::is_drawing_fold_gutter() const {
return is_gutter_drawn(fold_gutter);
}
void CodeEdit::_fold_gutter_draw_callback(int p_line, int p_gutter, Rect2 p_region) {
if (!can_fold(p_line) && !is_folded(p_line)) {
set_line_gutter_clickable(p_line, fold_gutter, false);
return;
}
set_line_gutter_clickable(p_line, fold_gutter, true);
int horizontal_padding = p_region.size.x / 10;
int vertical_padding = p_region.size.y / 6;
p_region.position += Point2(horizontal_padding, vertical_padding);
p_region.size -= Point2(horizontal_padding, vertical_padding) * 2;
if (can_fold(p_line)) {
can_fold_icon->draw_rect(get_canvas_item(), p_region, false, folding_color);
return;
}
folded_icon->draw_rect(get_canvas_item(), p_region, false, folding_color);
}
void CodeEdit::_bind_methods() {
/* Main Gutter */
ClassDB::bind_method(D_METHOD("_main_gutter_draw_callback"), &CodeEdit::_main_gutter_draw_callback);
@@ -271,6 +305,12 @@ void CodeEdit::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_line_numbers_zero_padded", "enable"), &CodeEdit::set_line_numbers_zero_padded);
ClassDB::bind_method(D_METHOD("is_line_numbers_zero_padded"), &CodeEdit::is_line_numbers_zero_padded);
/* Fold Gutter */
ClassDB::bind_method(D_METHOD("_fold_gutter_draw_callback"), &CodeEdit::_fold_gutter_draw_callback);
ClassDB::bind_method(D_METHOD("set_draw_fold_gutter", "enable"), &CodeEdit::set_draw_fold_gutter);
ClassDB::bind_method(D_METHOD("is_drawing_fold_gutter"), &CodeEdit::is_drawing_fold_gutter);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_breakpoints_gutter"), "set_draw_breakpoints_gutter", "is_drawing_breakpoints_gutter");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "draw_bookmarks"), "set_draw_bookmarks_gutter", "is_drawing_bookmarks_gutter");
@@ -297,6 +337,15 @@ void CodeEdit::_gutter_clicked(int p_line, int p_gutter) {
cursor_set_line(p_line);
return;
}
if (p_gutter == fold_gutter) {
if (is_folded(p_line)) {
unfold_line(p_line);
} else if (can_fold(p_line)) {
fold_line(p_line);
}
return;
}
}
void CodeEdit::_lines_edited_from(int p_from_line, int p_to_line) {
@@ -342,6 +391,11 @@ void CodeEdit::_update_gutter_indexes() {
line_number_gutter = i;
continue;
}
if (get_gutter_name(i) == "fold_gutter") {
fold_gutter = i;
continue;
}
}
}
@@ -366,6 +420,14 @@ CodeEdit::CodeEdit() {
set_gutter_custom_draw(gutter_idx, this, "_line_number_draw_callback");
gutter_idx++;
/* Fold Gutter */
add_gutter();
set_gutter_name(gutter_idx, "fold_gutter");
set_gutter_draw(gutter_idx, false);
set_gutter_type(gutter_idx, GUTTER_TPYE_CUSTOM);
set_gutter_custom_draw(gutter_idx, this, "_fold_gutter_draw_callback");
gutter_idx++;
connect("lines_edited_from", callable_mp(this, &CodeEdit::_lines_edited_from));
connect("gutter_clicked", callable_mp(this, &CodeEdit::_gutter_clicked));