mirror of
https://github.com/RGBCube/serenity
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0e26ba59f7
In preparation for another feature, expose an API so that any users of this widget can control the scrollbar visibility.
229 lines
6.8 KiB
C++
229 lines
6.8 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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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/String.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;
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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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String 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(const 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(const 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(const Gfx::Font&);
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void set_color_scheme(StringView);
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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 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(const u8*, size_t) override;
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virtual void set_cursor_style(CursorStyle) override;
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// ^GUI::Clipboard::ClipboardClient
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virtual void clipboard_content_did_change(const String&) override { update_paste_action(); }
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void set_logical_focus(bool);
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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(const Gfx::Font&) const;
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void update_cursor();
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void invalidate_cursor();
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void relayout(const 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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VT::Terminal m_terminal;
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VT::Range m_selection;
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String m_hovered_href;
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String m_hovered_href_id;
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String m_active_href;
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String 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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String m_context_menu_href;
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unsigned 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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String 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_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::CursorStyle m_cursor_style { BlinkingBlock };
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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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