terminal/src/cascadia/TerminalControl/TermControl.h

152 lines
7.6 KiB
C++

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.
#pragma once
#include "TermControl.g.h"
#include "PasteFromClipboardEventArgs.g.h"
#include <winrt/Microsoft.Terminal.TerminalConnection.h>
#include <winrt/Microsoft.Terminal.Settings.h>
#include "../../renderer/base/Renderer.hpp"
#include "../../renderer/dx/DxRenderer.hpp"
#include "../../cascadia/TerminalCore/Terminal.hpp"
#include "../../cascadia/inc/cppwinrt_utils.h"
namespace winrt::Microsoft::Terminal::TerminalControl::implementation
{
struct PasteFromClipboardEventArgs :
public PasteFromClipboardEventArgsT<PasteFromClipboardEventArgs>
{
public:
PasteFromClipboardEventArgs(std::function<void(std::wstring)> clipboardDataHandler) :
m_clipboardDataHandler(clipboardDataHandler) {}
void HandleClipboardData(hstring value)
{
m_clipboardDataHandler(static_cast<std::wstring>(value));
};
private:
std::function<void(std::wstring)> m_clipboardDataHandler;
};
struct TermControl : TermControlT<TermControl>
{
TermControl();
TermControl(Settings::IControlSettings settings);
Windows::UI::Xaml::UIElement GetRoot();
Windows::UI::Xaml::Controls::UserControl GetControl();
void UpdateSettings(Settings::IControlSettings newSettings);
hstring Title();
void CopySelectionToClipboard(bool trimTrailingWhitespace);
void Close();
bool ShouldCloseOnExit() const noexcept;
void ScrollViewport(int viewTop);
void KeyboardScrollViewport(int viewTop);
int GetScrollOffset();
int GetViewHeight() const;
void SwapChainChanged();
~TermControl();
static Windows::Foundation::Point GetProposedDimensions(Microsoft::Terminal::Settings::IControlSettings const& settings, const uint32_t dpi);
// clang-format off
// -------------------------------- WinRT Events ---------------------------------
DECLARE_EVENT(TitleChanged, _titleChangedHandlers, TerminalControl::TitleChangedEventArgs);
DECLARE_EVENT(ConnectionClosed, _connectionClosedHandlers, TerminalControl::ConnectionClosedEventArgs);
DECLARE_EVENT(ScrollPositionChanged, _scrollPositionChangedHandlers, TerminalControl::ScrollPositionChangedEventArgs);
DECLARE_EVENT(CopyToClipboard, _clipboardCopyHandlers, TerminalControl::CopyToClipboardEventArgs);
DECLARE_EVENT_WITH_TYPED_EVENT_HANDLER(PasteFromClipboard, _clipboardPasteHandlers, TerminalControl::TermControl, TerminalControl::PasteFromClipboardEventArgs);
// clang-format on
private:
TerminalConnection::ITerminalConnection _connection;
bool _initializedTerminal;
Windows::UI::Xaml::Controls::UserControl _controlRoot;
Windows::UI::Xaml::Controls::Grid _root;
Windows::UI::Xaml::Controls::SwapChainPanel _swapChainPanel;
Windows::UI::Xaml::Controls::Primitives::ScrollBar _scrollBar;
event_token _connectionOutputEventToken;
std::unique_ptr<::Microsoft::Terminal::Core::Terminal> _terminal;
std::unique_ptr<::Microsoft::Console::Render::Renderer> _renderer;
std::unique_ptr<::Microsoft::Console::Render::DxEngine> _renderEngine;
Settings::IControlSettings _settings;
bool _focused;
std::atomic<bool> _closing;
FontInfoDesired _desiredFont;
FontInfo _actualFont;
std::optional<int> _lastScrollOffset;
// storage location for the leading surrogate of a utf-16 surrogate pair
std::optional<wchar_t> _leadingSurrogate;
std::optional<Windows::UI::Xaml::DispatcherTimer> _cursorTimer;
// If this is set, then we assume we are in the middle of panning the
// viewport via touch input.
std::optional<winrt::Windows::Foundation::Point> _touchAnchor;
// Event revokers -- we need to deregister ourselves before we die,
// lest we get callbacks afterwards.
winrt::Windows::UI::Xaml::Controls::Control::SizeChanged_revoker _sizeChangedRevoker;
winrt::Windows::UI::Xaml::Controls::SwapChainPanel::CompositionScaleChanged_revoker _compositionScaleChangedRevoker;
winrt::Windows::UI::Xaml::Controls::SwapChainPanel::Loaded_revoker _loadedRevoker;
winrt::Windows::UI::Xaml::UIElement::LostFocus_revoker _lostFocusRevoker;
winrt::Windows::UI::Xaml::UIElement::GotFocus_revoker _gotFocusRevoker;
void _Create();
void _ApplyUISettings();
void _InitializeBackgroundBrush();
void _BackgroundColorChanged(const uint32_t color);
void _ApplyConnectionSettings();
void _InitializeTerminal();
void _UpdateFont();
void _KeyDownHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs const& e);
void _CharacterHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::CharacterReceivedRoutedEventArgs const& e);
void _MouseClickHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
void _MouseMovedHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
void _PointerReleasedHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
void _MouseWheelHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Input::PointerRoutedEventArgs const& e);
void _ScrollbarChangeHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::Controls::Primitives::RangeBaseValueChangedEventArgs const& e);
void _GotFocusHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::RoutedEventArgs const& e);
void _LostFocusHandler(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::RoutedEventArgs const& e);
void _BlinkCursor(Windows::Foundation::IInspectable const& sender, Windows::Foundation::IInspectable const& e);
void _SendInputToConnection(const std::wstring& wstr);
void _SwapChainSizeChanged(Windows::Foundation::IInspectable const& sender, Windows::UI::Xaml::SizeChangedEventArgs const& e);
void _SwapChainScaleChanged(Windows::UI::Xaml::Controls::SwapChainPanel const& sender, Windows::Foundation::IInspectable const& args);
void _DoResize(const double newWidth, const double newHeight);
void _TerminalTitleChanged(const std::wstring_view& wstr);
void _TerminalScrollPositionChanged(const int viewTop, const int viewHeight, const int bufferSize);
void _MouseScrollHandler(const double delta);
void _MouseZoomHandler(const double delta);
void _MouseTransparencyHandler(const double delta);
void _ScrollbarUpdater(Windows::UI::Xaml::Controls::Primitives::ScrollBar scrollbar, const int viewTop, const int viewHeight, const int bufferSize);
Windows::UI::Xaml::Thickness _ParseThicknessFromPadding(const hstring padding);
Settings::KeyModifiers _GetPressedModifierKeys() const;
const COORD _GetTerminalPosition(winrt::Windows::Foundation::Point cursorPosition);
};
}
namespace winrt::Microsoft::Terminal::TerminalControl::factory_implementation
{
struct TermControl : TermControlT<TermControl, implementation::TermControl>
{
};
}