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77 lines
3.1 KiB
C++
77 lines
3.1 KiB
C++
/*
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* PROJECT: ReactOS Explorer
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* LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
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* PURPOSE: Show Desktop tray button header file
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* COPYRIGHT: Copyright 2006-2007 Thomas Weidenmueller <w3seek@reactos.org>
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* Copyright 2018-2022 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
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* Copyright 2023 Ethan Rodensky <splitwirez@gmail.com>
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*/
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#pragma once
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// This window class name is CONFIRMED on Win10 by WinHier.
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static const WCHAR szTrayShowDesktopButton[] = L"TrayShowDesktopButtonWClass";
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#define TSDB_CLICK (WM_USER + 100)
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// The 'Show Desktop' button at the end of the taskbar
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class CTrayShowDesktopButton :
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public CWindowImpl<CTrayShowDesktopButton, CWindow, CControlWinTraits>
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{
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LONG m_nClickedTime;
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HTHEME m_hTheme;
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HTHEME m_hFallbackTheme;
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MARGINS m_ContentMargins;
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SIZE m_inset;
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HICON m_icon;
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SIZE m_szIcon;
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BOOL m_highContrastMode;
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BOOL m_drawWithDedicatedBackground;
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BOOL m_bHovering;
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HWND m_hWndTaskbar;
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CTooltips m_tooltip;
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public:
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BOOL m_bPressed;
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BOOL m_bHorizontal;
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DECLARE_WND_CLASS_EX(szTrayShowDesktopButton, CS_HREDRAW | CS_VREDRAW, COLOR_3DFACE)
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BEGIN_MSG_MAP(CTrayShowDesktopButton)
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MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown)
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MESSAGE_HANDLER(WM_NCLBUTTONDOWN, OnLButtonDown)
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MESSAGE_HANDLER(WM_LBUTTONUP, OnLButtonUp)
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MESSAGE_HANDLER(WM_NCLBUTTONUP, OnLButtonUp)
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MESSAGE_HANDLER(WM_SETTINGCHANGE, OnSettingChanged)
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MESSAGE_HANDLER(WM_THEMECHANGED, OnThemeChanged)
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MESSAGE_HANDLER(WM_WINDOWPOSCHANGED, OnWindowPosChanged)
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MESSAGE_HANDLER(WM_PAINT, OnPaint)
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MESSAGE_HANDLER(WM_PRINTCLIENT, OnPrintClient)
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MESSAGE_HANDLER(WM_TIMER, OnTimer)
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MESSAGE_HANDLER(WM_MOUSEMOVE, OnMouseMove)
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MESSAGE_HANDLER(WM_DESTROY, OnDestroy)
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MESSAGE_HANDLER(TSDB_CLICK, OnClick)
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END_MSG_MAP()
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CTrayShowDesktopButton();
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INT WidthOrHeight() const;
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HRESULT DoCreate(HWND hwndParent);
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VOID Click();
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BOOL PtInButton(LPPOINT pt) const;
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VOID StartHovering();
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LRESULT OnLButtonUp(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnLButtonDown(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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private:
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// This function is called from OnPaint and parent.
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VOID OnDraw(HDC hdc, LPRECT prc);
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LRESULT OnClick(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnSettingChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnThemeChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnWindowPosChanged(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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VOID EnsureWindowTheme(BOOL setTheme);
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LRESULT OnPaint(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnPrintClient(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnMouseMove(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnTimer(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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LRESULT OnDestroy(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
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};
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