238 lines
12 KiB
C++
238 lines
12 KiB
C++
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT license.
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#pragma once
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#include "TermControl.g.h"
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#include "CopyToClipboardEventArgs.g.h"
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#include "PasteFromClipboardEventArgs.g.h"
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#include <winrt/Microsoft.Terminal.TerminalConnection.h>
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#include <winrt/Microsoft.Terminal.Settings.h>
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#include "../../renderer/base/Renderer.hpp"
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#include "../../renderer/dx/DxRenderer.hpp"
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#include "../../renderer/uia/UiaRenderer.hpp"
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#include "../../cascadia/TerminalCore/Terminal.hpp"
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#include "../buffer/out/search.h"
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#include "cppwinrt_utils.h"
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#include "SearchBoxControl.h"
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namespace winrt::Microsoft::Terminal::TerminalControl::implementation
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{
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struct CopyToClipboardEventArgs :
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public CopyToClipboardEventArgsT<CopyToClipboardEventArgs>
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{
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public:
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CopyToClipboardEventArgs(hstring text, hstring html, hstring rtf) :
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_text(text),
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_html(html),
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_rtf(rtf) {}
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hstring Text() { return _text; };
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hstring Html() { return _html; };
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hstring Rtf() { return _rtf; };
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private:
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hstring _text;
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hstring _html;
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hstring _rtf;
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};
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struct PasteFromClipboardEventArgs :
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public PasteFromClipboardEventArgsT<PasteFromClipboardEventArgs>
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{
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public:
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PasteFromClipboardEventArgs(std::function<void(std::wstring)> clipboardDataHandler) :
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m_clipboardDataHandler(clipboardDataHandler) {}
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void HandleClipboardData(hstring value)
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{
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m_clipboardDataHandler(static_cast<std::wstring>(value));
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};
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private:
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std::function<void(std::wstring)> m_clipboardDataHandler;
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};
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struct TermControl : TermControlT<TermControl>
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{
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TermControl();
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TermControl(Settings::IControlSettings settings, TerminalConnection::ITerminalConnection connection);
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winrt::fire_and_forget UpdateSettings(Settings::IControlSettings newSettings);
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hstring Title();
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bool CopySelectionToClipboard(bool trimTrailingWhitespace);
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void PasteTextFromClipboard();
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void Close();
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Windows::Foundation::Size CharacterDimensions() const;
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Windows::Foundation::Size MinimumSize() const;
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float SnapDimensionToGrid(const bool widthOrHeight, const float dimension) const;
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void ScrollViewport(int viewTop);
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void KeyboardScrollViewport(int viewTop);
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int GetScrollOffset();
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int GetViewHeight() const;
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void AdjustFontSize(int fontSizeDelta);
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void ResetFontSize();
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winrt::fire_and_forget SwapChainChanged();
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void CreateSearchBoxControl();
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~TermControl();
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Windows::UI::Xaml::Automation::Peers::AutomationPeer OnCreateAutomationPeer();
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::Microsoft::Console::Types::IUiaData* GetUiaData() const;
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const FontInfo GetActualFont() const;
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const Windows::UI::Xaml::Thickness GetPadding() const;
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TerminalConnection::ConnectionState ConnectionState() const;
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static Windows::Foundation::Point GetProposedDimensions(Microsoft::Terminal::Settings::IControlSettings const& settings, const uint32_t dpi);
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// clang-format off
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// -------------------------------- WinRT Events ---------------------------------
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DECLARE_EVENT(TitleChanged, _titleChangedHandlers, TerminalControl::TitleChangedEventArgs);
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DECLARE_EVENT(FontSizeChanged, _fontSizeChangedHandlers, TerminalControl::FontSizeChangedEventArgs);
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DECLARE_EVENT(ScrollPositionChanged, _scrollPositionChangedHandlers, TerminalControl::ScrollPositionChangedEventArgs);
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DECLARE_EVENT_WITH_TYPED_EVENT_HANDLER(PasteFromClipboard, _clipboardPasteHandlers, TerminalControl::TermControl, TerminalControl::PasteFromClipboardEventArgs);
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DECLARE_EVENT_WITH_TYPED_EVENT_HANDLER(CopyToClipboard, _clipboardCopyHandlers, TerminalControl::TermControl, TerminalControl::CopyToClipboardEventArgs);
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TYPED_EVENT(ConnectionStateChanged, TerminalControl::TermControl, IInspectable);
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// clang-format on
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private:
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TerminalConnection::ITerminalConnection _connection;
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bool _initializedTerminal;
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Windows::UI::Xaml::Controls::Grid _root;
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Windows::UI::Xaml::Controls::Image _bgImageLayer;
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Windows::UI::Xaml::Controls::SwapChainPanel _swapChainPanel;
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Windows::UI::Xaml::Controls::Primitives::ScrollBar _scrollBar;
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winrt::com_ptr<SearchBoxControl> _searchBox;
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TSFInputControl _tsfInputControl;
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event_token _connectionOutputEventToken;
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TermControl::Tapped_revoker _tappedRevoker;
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TerminalConnection::ITerminalConnection::StateChanged_revoker _connectionStateChangedRevoker;
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std::unique_ptr<::Microsoft::Terminal::Core::Terminal> _terminal;
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std::unique_ptr<::Microsoft::Console::Render::Renderer> _renderer;
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std::unique_ptr<::Microsoft::Console::Render::DxEngine> _renderEngine;
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std::unique_ptr<::Microsoft::Console::Render::UiaEngine> _uiaEngine;
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Settings::IControlSettings _settings;
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bool _focused;
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std::atomic<bool> _closing;
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FontInfoDesired _desiredFont;
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FontInfo _actualFont;
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int _rowsToScroll;
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std::optional<int> _lastScrollOffset;
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// Auto scroll occurs when user, while selecting, drags cursor outside viewport. View is then scrolled to 'follow' the cursor.
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double _autoScrollVelocity;
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std::optional<Windows::UI::Input::PointerPoint> _autoScrollingPointerPoint;
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Windows::UI::Xaml::DispatcherTimer _autoScrollTimer;
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std::optional<std::chrono::high_resolution_clock::time_point> _lastAutoScrollUpdateTime;
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// storage location for the leading surrogate of a utf-16 surrogate pair
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std::optional<wchar_t> _leadingSurrogate;
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std::optional<Windows::UI::Xaml::DispatcherTimer> _cursorTimer;
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// If this is set, then we assume we are in the middle of panning the
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// viewport via touch input.
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std::optional<winrt::Windows::Foundation::Point> _touchAnchor;
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using Timestamp = uint64_t;
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// imported from WinUser
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// Used for PointerPoint.Timestamp Property (https://docs.microsoft.com/en-us/uwp/api/windows.ui.input.pointerpoint.timestamp#Windows_UI_Input_PointerPoint_Timestamp)
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Timestamp _multiClickTimer;
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Timestamp _lastMouseClick;
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unsigned int _multiClickCounter;
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std::optional<winrt::Windows::Foundation::Point> _lastMouseClickPos;
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// Event revokers -- we need to deregister ourselves before we die,
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// lest we get callbacks afterwards.
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winrt::Windows::UI::Xaml::Controls::Control::SizeChanged_revoker _sizeChangedRevoker;
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winrt::Windows::UI::Xaml::Controls::SwapChainPanel::CompositionScaleChanged_revoker _compositionScaleChangedRevoker;
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winrt::Windows::UI::Xaml::Controls::SwapChainPanel::LayoutUpdated_revoker _layoutUpdatedRevoker;
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winrt::Windows::UI::Xaml::UIElement::LostFocus_revoker _lostFocusRevoker;
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winrt::Windows::UI::Xaml::UIElement::GotFocus_revoker _gotFocusRevoker;
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void _Create();
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void _ApplyUISettings();
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void _InitializeBackgroundBrush();
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winrt::fire_and_forget _BackgroundColorChanged(const uint32_t color);
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bool _InitializeTerminal();
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void _UpdateFont(const bool initialUpdate = false);
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void _SetFontSize(int fontSize);
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void _KeyDownHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs const& e);
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void _CharacterHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::CharacterReceivedRoutedEventArgs const& e);
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void _PointerPressedHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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void _PointerMovedHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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void _PointerReleasedHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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void _MouseWheelHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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void _ScrollbarChangeHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Controls::Primitives::RangeBaseValueChangedEventArgs const& e);
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void _GotFocusHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::RoutedEventArgs const& e);
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void _LostFocusHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::RoutedEventArgs const& e);
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void _BlinkCursor(Windows::Foundation::IInspectable const& sender, Windows::Foundation::IInspectable const& e);
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void _SetEndSelectionPointAtCursor(Windows::Foundation::Point const& cursorPosition);
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void _SendInputToConnection(const std::wstring& wstr);
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void _SendPastedTextToConnection(const std::wstring& wstr);
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winrt::fire_and_forget _SwapChainRoutine();
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void _SwapChainSizeChanged(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::SizeChangedEventArgs const& e);
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void _SwapChainScaleChanged(Windows::UI::Xaml::Controls::SwapChainPanel const& sender, Windows::Foundation::IInspectable const& args);
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void _DoResize(const double newWidth, const double newHeight);
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void _TerminalTitleChanged(const std::wstring_view& wstr);
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winrt::fire_and_forget _TerminalScrollPositionChanged(const int viewTop, const int viewHeight, const int bufferSize);
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void _MouseScrollHandler(const double delta, Windows::UI::Input::PointerPoint const& pointerPoint);
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void _MouseZoomHandler(const double delta);
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void _MouseTransparencyHandler(const double delta);
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bool _CapturePointer(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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bool _ReleasePointerCapture(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
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void _TryStartAutoScroll(Windows::UI::Input::PointerPoint const& pointerPoint, const double scrollVelocity);
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void _TryStopAutoScroll(const uint32_t pointerId);
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void _UpdateAutoScroll(Windows::Foundation::IInspectable const& sender, Windows::Foundation::IInspectable const& e);
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void _ScrollbarUpdater(Windows::UI::Xaml::Controls::Primitives::ScrollBar scrollbar, const int viewTop, const int viewHeight, const int bufferSize);
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static Windows::UI::Xaml::Thickness _ParseThicknessFromPadding(const hstring padding);
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::Microsoft::Terminal::Core::ControlKeyStates _GetPressedModifierKeys() const;
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bool _TrySendKeyEvent(const WORD vkey, const WORD scanCode, ::Microsoft::Terminal::Core::ControlKeyStates modifiers);
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const COORD _GetTerminalPosition(winrt::Windows::Foundation::Point cursorPosition);
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const unsigned int _NumberOfClicks(winrt::Windows::Foundation::Point clickPos, Timestamp clickTime);
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double _GetAutoScrollSpeed(double cursorDistanceFromBorder) const;
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void _Search(const winrt::hstring& text, const bool goForward, const bool caseSensitive);
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void _CloseSearchBoxControl(const winrt::Windows::Foundation::IInspectable& sender, Windows::UI::Xaml::RoutedEventArgs const& args);
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// TSFInputControl Handlers
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void _CompositionCompleted(winrt::hstring text);
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void _CurrentCursorPositionHandler(const IInspectable& sender, const CursorPositionEventArgs& eventArgs);
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void _FontInfoHandler(const IInspectable& sender, const FontInfoEventArgs& eventArgs);
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};
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}
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namespace winrt::Microsoft::Terminal::TerminalControl::factory_implementation
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{
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struct TermControl : TermControlT<TermControl, implementation::TermControl>
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{
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};
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}
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