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Add clear and sb_reset

Browse source 
Clearing the terminal removes all lines in the scrollback buffer except
for the most recent.

With sb_reset, the terminal will return the scrollback buffer to the
bottom when the user starts typing if they have previously scrolled up.
This commit is contained in:
Leroy Hopson 2021-07-13 06:27:20 +07:00
parent ebb527cb8b
commit e8c27f2796
No known key found for this signature in database
GPG key ID: D2747312A6DB51AA
5 changed files with 40 additions and 12 deletions
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13
addons/godot_xterm/editor_plugins/terminal/terminal_panel.gd
View file

@ -161,14 +161,17 @@ func _on_TerminalPopupMenu_id_pressed(id):
match id: match id:
TerminalPopupMenuOptions.NEW_TERMINAL: TerminalPopupMenuOptions.NEW_TERMINAL:
_on_AddButton_pressed() _on_AddButton_pressed()
TerminalPopupMenuOptions.PASTE:
if tabs.get_tab_count() > 0: if tabs.get_tab_count() > 0:
var terminal = tab_container.get_child(tab_container.current_tab) var terminal = tab_container.get_child(tab_container.current_tab)
match id:
TerminalPopupMenuOptions.PASTE:
for i in OS.clipboard.length(): for i in OS.clipboard.length():
var event = InputEventKey.new() var event = InputEventKey.new()
event.unicode = ord(OS.clipboard[i]) event.unicode = ord(OS.clipboard[i])
event.pressed = true event.pressed = true
terminal._gui_input(event) terminal._gui_input(event)
TerminalPopupMenuOptions.KILL_TERMINAL: TerminalPopupMenuOptions.CLEAR:
if tabs.get_tab_count() > 0: terminal.clear()
TerminalPopupMenuOptions.KILL_TERMINAL:
_on_Tabs_tab_close(tabs.current_tab) _on_Tabs_tab_close(tabs.current_tab)

10
addons/godot_xterm/editor_plugins/terminal/terminal_panel.tscn
View file

@ -2,7 +2,7 @@
[ext_resource path="res://addons/godot_xterm/editor_plugins/terminal/terminal_panel.gd" type="Script" id=1] [ext_resource path="res://addons/godot_xterm/editor_plugins/terminal/terminal_panel.gd" type="Script" id=1]
[sub_resource type="Image" id=6] [sub_resource type="Image" id=1]
data = { data = {
"data": PoolByteArray( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ), "data": PoolByteArray( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ),
"format": "LumAlpha8", "format": "LumAlpha8",
@ -14,7 +14,7 @@ data = {
[sub_resource type="ImageTexture" id=2] [sub_resource type="ImageTexture" id=2]
flags = 4 flags = 4
flags = 4 flags = 4
image = SubResource( 6 ) image = SubResource( 1 )
size = Vector2( 16, 16 ) size = Vector2( 16, 16 )
[sub_resource type="StyleBoxTexture" id=3] [sub_resource type="StyleBoxTexture" id=3]
@ -25,7 +25,7 @@ margin_right = 2.0
margin_top = 2.0 margin_top = 2.0
margin_bottom = 2.0 margin_bottom = 2.0
[sub_resource type="Image" id=7] [sub_resource type="Image" id=4]
data = { data = {
"data": PoolByteArray( 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 224, 224, 0, 224, 224, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 224, 224, 0, 224, 224, 224, 255, 224, 224, 224, 255, 224, 224, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 224, 224, 0, 224, 224, 224, 255, 224, 224, 224, 255, 224, 224, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 224, 224, 0, 224, 224, 224, 255, 224, 224, 224, 255, 224, 224, 224, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 224, 224, 224, 0, 224, 224, 224, 255, 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"format": "RGBA8", "format": "RGBA8",
@ -37,7 +37,7 @@ data = {
[sub_resource type="ImageTexture" id=5] [sub_resource type="ImageTexture" id=5]
flags = 0 flags = 0
flags = 0 flags = 0
image = SubResource( 7 ) image = SubResource( 4 )
size = Vector2( 16, 16 ) size = Vector2( 16, 16 )
[node name="Panel" type="Panel"] [node name="Panel" type="Panel"]
@ -106,7 +106,7 @@ margin_right = 193.0
margin_bottom = 160.0 margin_bottom = 160.0
size_flags_horizontal = 0 size_flags_horizontal = 0
size_flags_vertical = 0 size_flags_vertical = 0
items = [ "New Terminal [Ctrl+Shift+T]", null, 0, false, false, 0, 0, null, "", false, "", null, 0, false, true, 1, 0, null, "", true, "Copy [Ctrl+Shift+C]", null, 0, false, false, 2, 0, null, "", false, "Paste [Ctrl+Shift+V]", null, 0, false, false, 3, 0, null, "", false, "Select All", null, 0, false, true, 4, 0, null, "", false, "", null, 0, false, false, 5, 0, null, "", true, "Clear", null, 0, false, true, 6, 0, null, "", false, "Kill Terminal", null, 0, false, false, 7, 0, null, "", false ] items = [ "New Terminal [Ctrl+Shift+T]", null, 0, false, false, 0, 0, null, "", false, "", null, 0, false, true, 1, 0, null, "", true, "Copy [Ctrl+Shift+C]", null, 0, false, false, 2, 0, null, "", false, "Paste [Ctrl+Shift+V]", null, 0, false, false, 3, 0, null, "", false, "Select All", null, 0, false, true, 4, 0, null, "", false, "", null, 0, false, false, 5, 0, null, "", true, "Clear", null, 0, false, false, 6, 0, null, "", false, "Kill Terminal", null, 0, false, false, 7, 0, null, "", false ]
__meta__ = { __meta__ = {
"_edit_use_anchors_": false "_edit_use_anchors_": false
} }

16
addons/godot_xterm/native/src/terminal.cpp
View file

@ -288,6 +288,8 @@ void Terminal::_register_methods() {
register_method("sb_up", &Terminal::sb_up); register_method("sb_up", &Terminal::sb_up);
register_method("sb_down", &Terminal::sb_down); register_method("sb_down", &Terminal::sb_down);
register_method("sb_reset", &Terminal::sb_reset);
register_method("clear_sb", &Terminal::clear_sb);
register_method("start_selection", &Terminal::start_selection); register_method("start_selection", &Terminal::start_selection);
register_method("select_to_pointer", &Terminal::select_to_pointer); register_method("select_to_pointer", &Terminal::select_to_pointer);
@ -567,7 +569,7 @@ void Terminal::update_size() {
cell_size = fontref->get_string_size("W"); cell_size = fontref->get_string_size("W");
rows = std::max(2, (int)floor(get_rect().size.y / cell_size.y)); rows = std::max(1, (int)floor(get_rect().size.y / cell_size.y));
cols = std::max(1, (int)floor(get_rect().size.x / cell_size.x)); cols = std::max(1, (int)floor(get_rect().size.x / cell_size.x));
tsm_screen_resize(screen, cols, rows); tsm_screen_resize(screen, cols, rows);
@ -592,6 +594,16 @@ void Terminal::sb_down(int num) {
update(); update();
} }
void Terminal::sb_reset() {
tsm_screen_sb_reset(screen);
update();
}
void Terminal::clear_sb() {
tsm_screen_clear_sb(screen);
update();
}
void Terminal::start_selection(Vector2 position) { void Terminal::start_selection(Vector2 position) {
tsm_screen_selection_start(screen, position.x, position.y); tsm_screen_selection_start(screen, position.x, position.y);
update(); update();
@ -613,4 +625,4 @@ String Terminal::copy_selection() {
String result = String(out); String result = String(out);
std::free(out); std::free(out);
return result; return result;
} }

2
addons/godot_xterm/native/src/terminal.h
View file

@ -57,6 +57,8 @@ public:
void sb_up(int num); void sb_up(int num);
void sb_down(int num); void sb_down(int num);
void sb_reset();
void clear_sb();
void start_selection(Vector2 position); void start_selection(Vector2 position);
void select_to_pointer(Vector2 position); void select_to_pointer(Vector2 position);

11
addons/godot_xterm/nodes/terminal/terminal.gd
View file

@ -73,6 +73,13 @@ func write(data) -> void:
_native_terminal.update() _native_terminal.update()
func clear() -> void:
var initial_size = _native_terminal.rect_size
_native_terminal.rect_size.y = _native_terminal.cell_size.y
_native_terminal.clear_sb()
_native_terminal.rect_size = initial_size
func copy_selection() -> String: func copy_selection() -> String:
return _native_terminal.copy_selection() return _native_terminal.copy_selection()
@ -115,6 +122,10 @@ func _refresh():
func _gui_input(event): func _gui_input(event):
_native_terminal._gui_input(event) _native_terminal._gui_input(event)
if event is InputEventKey:
_native_terminal.sb_reset() # Return to bottom of scrollback buffer if we scrolled up.
_handle_mouse_wheel(event) _handle_mouse_wheel(event)
_handle_selection(event) _handle_selection(event)