mirror of
https://github.com/RGBCube/serenity
synced 2025-05-30 14:08:10 +00:00
2e1b8b90f4
The height of a line or column doesn't change unless the font changes, and we were already caching the line height. This patch extends it so we also cache the column width.
241 lines
7.4 KiB
C++
241 lines
7.4 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DeprecatedString.h>
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#include <LibCore/ElapsedTimer.h>
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#include <LibCore/Notifier.h>
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#include <LibCore/Timer.h>
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#include <LibGUI/Clipboard.h>
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#include <LibGUI/Frame.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/Rect.h>
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#include <LibVT/Color.h>
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#include <LibVT/Range.h>
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#include <LibVT/Terminal.h>
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namespace VT {
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class TerminalWidget final
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: public GUI::Frame
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, public VT::TerminalClient
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, public GUI::Clipboard::ClipboardClient {
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C_OBJECT(TerminalWidget);
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public:
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virtual ~TerminalWidget() override = default;
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void set_pty_master_fd(int fd);
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void inject_string(StringView string)
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{
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m_terminal.inject_string(string);
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flush_dirty_lines();
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}
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void flush_dirty_lines();
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void apply_size_increments_to_window(GUI::Window&);
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void set_opacity(u8);
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float opacity() { return m_opacity; };
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void set_show_scrollbar(bool);
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enum class BellMode {
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Visible,
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AudibleBeep,
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Disabled
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};
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BellMode bell_mode() { return m_bell_mode; }
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void set_bell_mode(BellMode bm) { m_bell_mode = bm; };
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bool has_selection() const;
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bool selection_contains(const VT::Position&) const;
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DeprecatedString selected_text() const;
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VT::Range normalized_selection() const { return m_selection.normalized(); }
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void set_selection(const VT::Range& selection);
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VT::Position buffer_position_at(Gfx::IntPoint) const;
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VT::Range find_next(StringView, const VT::Position& start = {}, bool case_sensitivity = false, bool should_wrap = false);
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VT::Range find_previous(StringView, const VT::Position& start = {}, bool case_sensitivity = false, bool should_wrap = false);
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void scroll_to_bottom();
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void scroll_to_row(int);
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bool is_scrollable() const;
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int scroll_length() const;
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size_t max_history_size() const { return m_terminal.max_history_size(); }
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void set_max_history_size(size_t value) { m_terminal.set_max_history_size(value); }
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GUI::Action& copy_action() { return *m_copy_action; }
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GUI::Action& paste_action() { return *m_paste_action; }
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GUI::Action& clear_including_history_action() { return *m_clear_including_history_action; }
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void copy();
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void paste();
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void clear_including_history();
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const StringView color_scheme_name() const { return m_color_scheme_name; }
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Function<void(StringView)> on_title_change;
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Function<void(Gfx::IntSize)> on_terminal_size_change;
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Function<void()> on_command_exit;
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GUI::Menu& context_menu() { return *m_context_menu; }
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constexpr Gfx::Color terminal_color_to_rgb(VT::Color) const;
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void set_font_and_resize_to_fit(Gfx::Font const&);
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void update_color_scheme();
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void set_logical_focus(bool);
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VT::CursorShape cursor_shape() { return m_cursor_shape; }
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virtual void set_cursor_blinking(bool) override;
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virtual void set_cursor_shape(CursorShape) override;
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static Optional<VT::CursorShape> parse_cursor_shape(StringView);
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static DeprecatedString stringify_cursor_shape(VT::CursorShape);
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private:
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TerminalWidget(int ptm_fd, bool automatic_size_policy);
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// ^GUI::Widget
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virtual void event(Core::Event&) override;
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void resize_event(GUI::ResizeEvent&) override;
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virtual void keydown_event(GUI::KeyEvent&) override;
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virtual void keyup_event(GUI::KeyEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void mouseup_event(GUI::MouseEvent&) override;
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virtual void mousemove_event(GUI::MouseEvent&) override;
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virtual void mousewheel_event(GUI::MouseEvent&) override;
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virtual void doubleclick_event(GUI::MouseEvent&) override;
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virtual void focusin_event(GUI::FocusEvent&) override;
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virtual void focusout_event(GUI::FocusEvent&) override;
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virtual void context_menu_event(GUI::ContextMenuEvent&) override;
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virtual void drag_enter_event(GUI::DragEvent&) override;
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virtual void drop_event(GUI::DropEvent&) override;
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virtual void leave_event(Core::Event&) override;
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virtual void did_change_font() override;
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// ^TerminalClient
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virtual void beep() override;
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virtual void set_window_title(StringView) override;
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virtual void set_window_progress(int value, int max) override;
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virtual void terminal_did_resize(u16 columns, u16 rows) override;
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virtual void terminal_history_changed(int delta) override;
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virtual void emit(u8 const*, size_t) override;
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// ^GUI::Clipboard::ClipboardClient
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virtual void clipboard_content_did_change(DeprecatedString const&) override { update_paste_action(); }
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void send_non_user_input(ReadonlyBytes);
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Gfx::IntRect glyph_rect(u16 row, u16 column);
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Gfx::IntRect row_rect(u16 row);
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Gfx::IntSize widget_size_for_font(Gfx::Font const&) const;
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void update_cursor();
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void invalidate_cursor();
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void relayout(Gfx::IntSize);
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void update_copy_action();
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void update_paste_action();
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Gfx::IntSize compute_base_size() const;
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int first_selection_column_on_row(int row) const;
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int last_selection_column_on_row(int row) const;
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u32 code_point_at(const VT::Position&) const;
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VT::Position next_position_after(const VT::Position&, bool should_wrap) const;
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VT::Position previous_position_before(const VT::Position&, bool should_wrap) const;
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void update_cached_font_metrics();
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VT::Terminal m_terminal;
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VT::Range m_selection;
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DeprecatedString m_hovered_href;
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DeprecatedString m_hovered_href_id;
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DeprecatedString m_active_href;
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DeprecatedString m_active_href_id;
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// Snapshot of m_hovered_href when opening a context menu for a hyperlink.
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DeprecatedString m_context_menu_href;
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Gfx::Color m_colors[256];
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Gfx::Color m_default_foreground_color;
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Gfx::Color m_default_background_color;
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bool m_show_bold_text_as_bright { true };
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DeprecatedString m_color_scheme_name;
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BellMode m_bell_mode { BellMode::Visible };
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bool m_alt_key_held { false };
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bool m_rectangle_selection { false };
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int m_pixel_width { 0 };
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int m_pixel_height { 0 };
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int m_inset { 2 };
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int m_line_spacing { 4 };
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int m_line_height { 0 };
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int m_column_width { 0 };
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int m_ptm_fd { -1 };
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bool m_has_logical_focus { false };
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bool m_in_relayout { false };
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RefPtr<Core::Notifier> m_notifier;
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u8 m_opacity { 255 };
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bool m_cursor_blink_state { true };
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bool m_automatic_size_policy { false };
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VT::CursorShape m_cursor_shape { VT::CursorShape::Block };
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bool m_cursor_is_blinking_set { true };
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enum class AutoScrollDirection {
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None,
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Up,
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Down
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};
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void set_auto_scroll_direction(AutoScrollDirection);
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AutoScrollDirection m_auto_scroll_direction { AutoScrollDirection::None };
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RefPtr<Core::Timer> m_cursor_blink_timer;
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RefPtr<Core::Timer> m_visual_beep_timer;
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RefPtr<Core::Timer> m_auto_scroll_timer;
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RefPtr<GUI::Scrollbar> m_scrollbar;
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RefPtr<GUI::Action> m_copy_action;
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RefPtr<GUI::Action> m_paste_action;
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RefPtr<GUI::Action> m_clear_including_history_action;
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RefPtr<GUI::Menu> m_context_menu;
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RefPtr<GUI::Menu> m_context_menu_for_hyperlink;
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Core::ElapsedTimer m_triple_click_timer;
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Gfx::IntPoint m_left_mousedown_position;
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VT::Position m_left_mousedown_position_buffer;
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};
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}
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