diff options
Diffstat (limited to 'scene/gui/line_edit.cpp')
| -rw-r--r-- | scene/gui/line_edit.cpp | 773 |
1 files changed, 345 insertions, 428 deletions
diff --git a/scene/gui/line_edit.cpp b/scene/gui/line_edit.cpp index 5bd9259a64..ba08aae8e3 100644 --- a/scene/gui/line_edit.cpp +++ b/scene/gui/line_edit.cpp @@ -30,6 +30,7 @@ #include "line_edit.h" +#include "core/input/input_map.h" #include "core/object/message_queue.h" #include "core/os/keyboard.h" #include "core/os/os.h" @@ -44,6 +45,175 @@ #endif #include "scene/main/window.h" +void LineEdit::_swap_current_input_direction() { + if (input_direction == TEXT_DIRECTION_LTR) { + input_direction = TEXT_DIRECTION_RTL; + } else { + input_direction = TEXT_DIRECTION_LTR; + } + set_cursor_position(get_cursor_position()); + update(); +} + +void LineEdit::_move_cursor_left(bool p_select, bool p_move_by_word) { + if (selection.enabled && !p_select) { + set_cursor_position(selection.begin); + deselect(); + return; + } + + shift_selection_check_pre(p_select); + + if (p_move_by_word) { + int cc = cursor_pos; + + Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); + for (int i = words.size() - 1; i >= 0; i--) { + if (words[i].x < cc) { + cc = words[i].x; + break; + } + } + + set_cursor_position(cc); + } else { + if (mid_grapheme_caret_enabled) { + set_cursor_position(get_cursor_position() - 1); + } else { + set_cursor_position(TS->shaped_text_prev_grapheme_pos(text_rid, get_cursor_position())); + } + } + + shift_selection_check_post(p_select); +} + +void LineEdit::_move_cursor_right(bool p_select, bool p_move_by_word) { + if (selection.enabled && !p_select) { + set_cursor_position(selection.end); + deselect(); + return; + } + + shift_selection_check_pre(p_select); + + if (p_move_by_word) { + int cc = cursor_pos; + + Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); + for (int i = 0; i < words.size(); i++) { + if (words[i].y > cc) { + cc = words[i].y; + break; + } + } + + set_cursor_position(cc); + } else { + if (mid_grapheme_caret_enabled) { + set_cursor_position(get_cursor_position() + 1); + } else { + set_cursor_position(TS->shaped_text_next_grapheme_pos(text_rid, get_cursor_position())); + } + } + + shift_selection_check_post(p_select); +} + +void LineEdit::_move_cursor_start(bool p_select) { + shift_selection_check_pre(p_select); + set_cursor_position(0); + shift_selection_check_post(p_select); +} + +void LineEdit::_move_cursor_end(bool p_select) { + shift_selection_check_pre(p_select); + set_cursor_position(text.length()); + shift_selection_check_post(p_select); +} + +void LineEdit::_backspace(bool p_word, bool p_all_to_left) { + if (!editable) { + return; + } + + if (p_all_to_left) { + deselect(); + text = text.substr(0, cursor_pos); + _text_changed(); + return; + } + + if (selection.enabled) { + selection_delete(); + return; + } + + if (p_word) { + int cc = cursor_pos; + + Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); + for (int i = words.size() - 1; i >= 0; i--) { + if (words[i].x < cc) { + cc = words[i].x; + } + } + + delete_text(cc, cursor_pos); + + set_cursor_position(cc); + } else { + delete_char(); + } +} + +void LineEdit::_delete(bool p_word, bool p_all_to_right) { + if (!editable) { + return; + } + + if (p_all_to_right) { + deselect(); + text = text.substr(cursor_pos, text.length() - cursor_pos); + _shape(); + set_cursor_position(0); + _text_changed(); + return; + } + + if (selection.enabled) { + selection_delete(); + return; + } + + int text_len = text.length(); + + if (cursor_pos == text_len) { + return; // Nothing to do. + } + + if (p_word) { + int cc = cursor_pos; + Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); + for (int i = 0; i < words.size(); i++) { + if (words[i].y > cc) { + cc = words[i].y; + break; + } + } + + delete_text(cursor_pos, cc); + } else { + if (mid_grapheme_caret_enabled) { + set_cursor_position(cursor_pos + 1); + delete_char(); + } else { + int cc = cursor_pos; + set_cursor_position(TS->shaped_text_next_grapheme_pos(text_rid, cursor_pos)); + delete_text(cc, cursor_pos); + } + } +} + void LineEdit::_gui_input(Ref<InputEvent> p_event) { Ref<InputEventMouseButton> b = p_event; @@ -55,7 +225,7 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) { if (b->is_pressed() && b->get_button_index() == BUTTON_RIGHT && context_menu_enabled) { menu->set_position(get_screen_transform().xform(get_local_mouse_position())); menu->set_size(Vector2(1, 1)); - //menu->set_scale(get_global_transform().get_scale()); + _generate_context_menu(); menu->popup(); grab_focus(); accept_event(); @@ -153,453 +323,163 @@ void LineEdit::_gui_input(Ref<InputEvent> p_event) { return; } -#ifdef APPLE_STYLE_KEYS - if (k->get_control() && !k->get_shift() && !k->get_alt() && !k->get_command()) { - uint32_t remap_key = KEY_UNKNOWN; - switch (k->get_keycode()) { - case KEY_F: { - remap_key = KEY_RIGHT; - } break; - case KEY_B: { - remap_key = KEY_LEFT; - } break; - case KEY_P: { - remap_key = KEY_UP; - } break; - case KEY_N: { - remap_key = KEY_DOWN; - } break; - case KEY_D: { - remap_key = KEY_DELETE; - } break; - case KEY_H: { - remap_key = KEY_BACKSPACE; - } break; - case KEY_A: { - remap_key = KEY_HOME; - } break; - case KEY_E: { - remap_key = KEY_END; - } break; + if (context_menu_enabled) { + if (k->is_action("ui_menu", true)) { + Point2 pos = Point2(get_cursor_pixel_pos().x, (get_size().y + get_theme_font("font")->get_height(get_theme_font_size("font_size"))) / 2); + menu->set_position(get_global_transform().xform(pos)); + menu->set_size(Vector2(1, 1)); + _generate_context_menu(); + menu->popup(); + menu->grab_focus(); } + } - if (remap_key != KEY_UNKNOWN) { - k->set_keycode(remap_key); - k->set_control(false); + // Default is ENTER, KP_ENTER. Cannot use ui_accept as default includes SPACE + if (k->is_action("ui_text_newline", true)) { + emit_signal("text_entered", text); + if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) { + DisplayServer::get_singleton()->virtual_keyboard_hide(); } } -#endif - - unsigned int code = k->get_keycode(); - - if (k->get_command() && is_shortcut_keys_enabled()) { - bool handled = true; - - switch (code) { - case (KEY_QUOTELEFT): { // Swap current input direction (primary cursor) - - if (input_direction == TEXT_DIRECTION_LTR) { - input_direction = TEXT_DIRECTION_RTL; - } else { - input_direction = TEXT_DIRECTION_LTR; - } - set_cursor_position(get_cursor_position()); - update(); - - } break; - - case (KEY_X): { // CUT. - - if (editable) { - cut_text(); - } - - } break; - - case (KEY_C): { // COPY. - - copy_text(); - - } break; - - case (KEY_Y): // PASTE (Yank for unix users). - case (KEY_V): { // PASTE. - - if (editable) { - paste_text(); - } - - } break; - - case (KEY_Z): { // Undo/redo. - if (editable) { - if (k->get_shift()) { - redo(); - } else { - undo(); - } - } - } break; - - case (KEY_U): { // Delete from start to cursor. - - if (editable) { - deselect(); - text = text.substr(cursor_pos, text.length() - cursor_pos); - _shape(); - set_cursor_position(0); - _text_changed(); - } - } break; - - case (KEY_K): { // Delete from cursor_pos to end. - - if (editable) { - deselect(); - text = text.substr(0, cursor_pos); - _text_changed(); - } + if (is_shortcut_keys_enabled()) { + if (k->is_action("ui_copy", true)) { + copy_text(); + accept_event(); + return; + } - } break; - case (KEY_A): { // Select all. - select(); + if (k->is_action("ui_text_select_all", true)) { + select(); + accept_event(); + return; + } - } break; -#ifdef APPLE_STYLE_KEYS - case (KEY_LEFT): { // Go to start of text - like HOME key. - shift_selection_check_pre(k->get_shift()); - set_cursor_position(0); - shift_selection_check_post(k->get_shift()); - } break; - case (KEY_RIGHT): { // Go to end of text - like END key. - shift_selection_check_pre(k->get_shift()); - set_cursor_position(text.length()); - shift_selection_check_post(k->get_shift()); - } break; - case (KEY_BACKSPACE): { - if (!editable) - break; + // Cut / Paste + if (k->is_action("ui_cut", true)) { + cut_text(); + accept_event(); + return; + } - // If selected, delete the selection - if (selection.enabled) { - selection_delete(); - break; - } + if (k->is_action("ui_paste", true)) { + paste_text(); + accept_event(); + return; + } - // Otherwise delete from cursor to beginning of text edit - int current_pos = get_cursor_position(); - if (current_pos != 0) { - delete_text(0, current_pos); - } - } break; -#endif - default: { - handled = false; - } + // Undo / Redo + if (k->is_action("ui_undo", true)) { + undo(); + accept_event(); + return; } - if (handled) { + if (k->is_action("ui_redo", true)) { + redo(); accept_event(); return; } } - _reset_caret_blink_timer(); - if (!k->get_metakey()) { - bool handled = true; - switch (code) { - case KEY_KP_ENTER: - case KEY_ENTER: { - emit_signal("text_entered", text); - if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_VIRTUAL_KEYBOARD) && virtual_keyboard_enabled) { - DisplayServer::get_singleton()->virtual_keyboard_hide(); - } - - } break; - - case KEY_BACKSPACE: { - if (!editable) { - break; - } - - if (selection.enabled) { - selection_delete(); - break; - } - -#ifdef APPLE_STYLE_KEYS - if (k->get_alt()) { -#else - if (k->get_alt()) { - handled = false; - break; - } else if (k->get_command()) { -#endif - int cc = cursor_pos; - - Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); - for (int i = words.size() - 1; i >= 0; i--) { - if (words[i].x < cc) { - cc = words[i].x; - break; - } - } - - delete_text(cc, cursor_pos); - - set_cursor_position(cc); - - } else { - delete_char(); - } - - } break; - case KEY_KP_4: { - if (k->get_unicode() != 0) { - handled = false; - break; - } - [[fallthrough]]; - } - case KEY_LEFT: { -#ifndef APPLE_STYLE_KEYS - if (!k->get_alt()) { -#endif - if (selection.enabled && !k->get_shift()) { - set_cursor_position(selection.begin); - deselect(); - handled = true; - break; - } - - shift_selection_check_pre(k->get_shift()); -#ifndef APPLE_STYLE_KEYS - } -#endif - -#ifdef APPLE_STYLE_KEYS - if (k->get_command()) { - set_cursor_position(0); - } else if (k->get_alt()) { -#else - if (k->get_alt()) { - handled = false; - break; - } else if (k->get_command()) { -#endif - int cc = cursor_pos; - - Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); - for (int i = words.size() - 1; i >= 0; i--) { - if (words[i].x < cc) { - cc = words[i].x; - break; - } - } - - set_cursor_position(cc); - - } else { - if (mid_grapheme_caret_enabled) { - set_cursor_position(get_cursor_position() - 1); - } else { - set_cursor_position(TS->shaped_text_prev_grapheme_pos(text_rid, get_cursor_position())); - } - } - - shift_selection_check_post(k->get_shift()); - - } break; - case KEY_KP_6: { - if (k->get_unicode() != 0) { - handled = false; - break; - } - [[fallthrough]]; - } - case KEY_RIGHT: { -#ifndef APPLE_STYLE_KEYS - if (!k->get_alt()) { -#endif - if (selection.enabled && !k->get_shift()) { - set_cursor_position(selection.end); - deselect(); - handled = true; - break; - } - - shift_selection_check_pre(k->get_shift()); -#ifndef APPLE_STYLE_KEYS - } -#endif - -#ifdef APPLE_STYLE_KEYS - if (k->get_command()) { - set_cursor_position(text.length()); - } else if (k->get_alt()) { -#else - if (k->get_alt()) { - handled = false; - break; - } else if (k->get_command()) { -#endif - int cc = cursor_pos; - - Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); - for (int i = 0; i < words.size(); i++) { - if (words[i].y > cc) { - cc = words[i].y; - break; - } - } - - set_cursor_position(cc); - - } else { - if (mid_grapheme_caret_enabled) { - set_cursor_position(get_cursor_position() + 1); - } else { - set_cursor_position(TS->shaped_text_next_grapheme_pos(text_rid, get_cursor_position())); - } - } - - shift_selection_check_post(k->get_shift()); - - } break; - case KEY_UP: { - shift_selection_check_pre(k->get_shift()); - if (get_cursor_position() == 0) { - handled = false; - } - set_cursor_position(0); - shift_selection_check_post(k->get_shift()); - } break; - case KEY_DOWN: { - shift_selection_check_pre(k->get_shift()); - if (get_cursor_position() == text.length()) { - handled = false; - } - set_cursor_position(text.length()); - shift_selection_check_post(k->get_shift()); - } break; - case KEY_DELETE: { - if (!editable) { - break; - } - - if (k->get_shift() && !k->get_command() && !k->get_alt()) { - cut_text(); - break; - } - - if (selection.enabled) { - selection_delete(); - break; - } - - int text_len = text.length(); + // BACKSPACE + if (k->is_action("ui_text_backspace_all_to_left", true)) { + _backspace(false, true); + accept_event(); + return; + } + if (k->is_action("ui_text_backspace_word", true)) { + _backspace(true); + accept_event(); + return; + } + if (k->is_action("ui_text_backspace", true)) { + _backspace(); + accept_event(); + return; + } - if (cursor_pos == text_len) { - break; // Nothing to do. - } + // DELETE + if (k->is_action("ui_text_delete_all_to_right", true)) { + _delete(false, true); + accept_event(); + return; + } + if (k->is_action("ui_text_delete_word", true)) { + _delete(true); + accept_event(); + return; + } + if (k->is_action("ui_text_delete", true)) { + _delete(); + accept_event(); + return; + } -#ifdef APPLE_STYLE_KEYS - if (k->get_alt()) { -#else - if (k->get_alt()) { - handled = false; - break; - } else if (k->get_command()) { -#endif - int cc = cursor_pos; + // Cursor Movement - Vector<Vector2i> words = TS->shaped_text_get_word_breaks(text_rid); - for (int i = 0; i < words.size(); i++) { - if (words[i].y > cc) { - cc = words[i].y; - break; - } - } + k = k->duplicate(); + bool shift_pressed = k->get_shift(); + // Remove shift or else actions will not match. Use above variable for selection. + k->set_shift(false); - delete_text(cursor_pos, cc); + if (k->is_action("ui_text_caret_word_left", true)) { + _move_cursor_left(shift_pressed, true); + accept_event(); + return; + } + if (k->is_action("ui_text_caret_left", true)) { + _move_cursor_left(shift_pressed); + accept_event(); + return; + } + if (k->is_action("ui_text_caret_word_right", true)) { + _move_cursor_right(shift_pressed, true); + accept_event(); + return; + } + if (k->is_action("ui_text_caret_right", true)) { + _move_cursor_right(shift_pressed, false); + accept_event(); + return; + } - } else { - if (mid_grapheme_caret_enabled) { - set_cursor_position(cursor_pos + 1); - delete_char(); - } else { - int cc = cursor_pos; - set_cursor_position(TS->shaped_text_next_grapheme_pos(text_rid, cursor_pos)); - delete_text(cc, cursor_pos); - } - } + // Up = Home, Down = End + if (k->is_action("ui_text_caret_up", true) || k->is_action("ui_text_caret_line_start", true) || k->is_action("ui_text_caret_page_up", true)) { + _move_cursor_start(shift_pressed); + accept_event(); + return; + } + if (k->is_action("ui_text_caret_down", true) || k->is_action("ui_text_caret_line_end", true) || k->is_action("ui_text_caret_page_down", true)) { + _move_cursor_end(shift_pressed); + accept_event(); + return; + } - } break; - case KEY_KP_7: { - if (k->get_unicode() != 0) { - handled = false; - break; - } - [[fallthrough]]; - } - case KEY_HOME: { - shift_selection_check_pre(k->get_shift()); - set_cursor_position(0); - shift_selection_check_post(k->get_shift()); - } break; - case KEY_KP_1: { - if (k->get_unicode() != 0) { - handled = false; - break; - } - [[fallthrough]]; - } - case KEY_END: { - shift_selection_check_pre(k->get_shift()); - set_cursor_position(text.length()); - shift_selection_check_post(k->get_shift()); - } break; - case KEY_MENU: { - if (context_menu_enabled) { - Point2 pos = Point2(get_cursor_pixel_pos().x, (get_size().y + get_theme_font("font")->get_height(get_theme_font_size("font_size"))) / 2); - menu->set_position(get_global_transform().xform(pos)); - menu->set_size(Vector2(1, 1)); - //menu->set_scale(get_global_transform().get_scale()); - menu->popup(); - menu->grab_focus(); - } - } break; + // Misc + if (k->is_action("ui_swap_input_direction", true)) { + _swap_current_input_direction(); + accept_event(); + return; + } - default: { - handled = false; - } break; - } + _reset_caret_blink_timer(); - if (handled) { - accept_event(); - } else if (!k->get_command()) { - if (k->get_unicode() >= 32 && k->get_keycode() != KEY_DELETE) { - if (editable) { - selection_delete(); - char32_t ucodestr[2] = { (char32_t)k->get_unicode(), 0 }; - int prev_len = text.length(); - append_at_cursor(ucodestr); - if (text.length() != prev_len) { - _text_changed(); - } - accept_event(); - } + // Allow unicode handling if: + // * No Modifiers are pressed (except shift) + bool allow_unicode_handling = !(k->get_command() || k->get_control() || k->get_alt() || k->get_metakey()); - } else { - return; - } + if (allow_unicode_handling && editable && k->get_unicode() >= 32) { + // Handle Unicode (if no modifiers active) + selection_delete(); + char32_t ucodestr[2] = { (char32_t)k->get_unicode(), 0 }; + int prev_len = text.length(); + append_at_cursor(ucodestr); + if (text.length() != prev_len) { + _text_changed(); } - - update(); + accept_event(); } - - return; } } @@ -1013,13 +893,17 @@ void LineEdit::copy_text() { } void LineEdit::cut_text() { - if (selection.enabled && !pass) { + if (editable && selection.enabled && !pass) { DisplayServer::get_singleton()->clipboard_set(text.substr(selection.begin, selection.end - selection.begin)); selection_delete(); } } void LineEdit::paste_text() { + if (!editable) { + return; + } + // Strip escape characters like \n and \t as they can't be displayed on LineEdit. String paste_buffer = DisplayServer::get_singleton()->clipboard_get().strip_escapes(); @@ -1040,6 +924,10 @@ void LineEdit::paste_text() { } void LineEdit::undo() { + if (!editable) { + return; + } + if (undo_stack_pos == nullptr) { if (undo_stack.size() <= 1) { return; @@ -1059,6 +947,10 @@ void LineEdit::undo() { } void LineEdit::redo() { + if (!editable) { + return; + } + if (undo_stack_pos == nullptr) { return; } @@ -2060,25 +1952,50 @@ void LineEdit::_create_undo_state() { undo_stack.push_back(op); } +int LineEdit::_get_menu_action_accelerator(const String &p_action) { + const List<Ref<InputEvent>> *events = InputMap::get_singleton()->action_get_events(p_action); + if (!events) { + return 0; + } + + // Use first event in the list for the accelerator. + const List<Ref<InputEvent>>::Element *first_event = events->front(); + if (!first_event) { + return 0; + } + + const Ref<InputEventKey> event = first_event->get(); + if (event.is_null()) { + return 0; + } + + // Use physical keycode if non-zero + if (event->get_physical_keycode() != 0) { + return event->get_physical_keycode_with_modifiers(); + } else { + return event->get_keycode_with_modifiers(); + } +} + void LineEdit::_generate_context_menu() { // Reorganize context menu. menu->clear(); if (editable) { - menu->add_item(RTR("Cut"), MENU_CUT, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_X : 0); + menu->add_item(RTR("Cut"), MENU_CUT, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_cut") : 0); } - menu->add_item(RTR("Copy"), MENU_COPY, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_C : 0); + menu->add_item(RTR("Copy"), MENU_COPY, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_copy") : 0); if (editable) { - menu->add_item(RTR("Paste"), MENU_PASTE, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_V : 0); + menu->add_item(RTR("Paste"), MENU_PASTE, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_paste") : 0); } menu->add_separator(); if (is_selecting_enabled()) { - menu->add_item(RTR("Select All"), MENU_SELECT_ALL, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_A : 0); + menu->add_item(RTR("Select All"), MENU_SELECT_ALL, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_text_select_all") : 0); } if (editable) { menu->add_item(RTR("Clear"), MENU_CLEAR); menu->add_separator(); - menu->add_item(RTR("Undo"), MENU_UNDO, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_Z : 0); - menu->add_item(RTR("Redo"), MENU_REDO, is_shortcut_keys_enabled() ? KEY_MASK_CMD | KEY_MASK_SHIFT | KEY_Z : 0); + menu->add_item(RTR("Undo"), MENU_UNDO, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_undo") : 0); + menu->add_item(RTR("Redo"), MENU_REDO, is_shortcut_keys_enabled() ? _get_menu_action_accelerator("ui_redo") : 0); } menu->add_separator(); menu->add_submenu_item(RTR("Text writing direction"), "DirMenu"); |