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332 lines
13 KiB
C++
332 lines
13 KiB
C++
// XTPScrollBar.h interface for the CXTPScrollBar class.
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//
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// This file is a part of the XTREME CONTROLS MFC class library.
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// (c)1998-2012 Codejock Software, All Rights Reserved.
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//
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// THIS SOURCE FILE IS THE PROPERTY OF CODEJOCK SOFTWARE AND IS NOT TO BE
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// RE-DISTRIBUTED BY ANY MEANS WHATSOEVER WITHOUT THE EXPRESSED WRITTEN
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// CONSENT OF CODEJOCK SOFTWARE.
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//
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// THIS SOURCE CODE CAN ONLY BE USED UNDER THE TERMS AND CONDITIONS OUTLINED
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// IN THE XTREME TOOLKIT PRO LICENSE AGREEMENT. CODEJOCK SOFTWARE GRANTS TO
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// YOU (ONE SOFTWARE DEVELOPER) THE LIMITED RIGHT TO USE THIS SOFTWARE ON A
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// SINGLE COMPUTER.
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//
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// CONTACT INFORMATION:
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// support@codejock.com
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// http://www.codejock.com
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//
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/////////////////////////////////////////////////////////////////////////////
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//{{AFX_CODEJOCK_PRIVATE
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#if !defined(__XTPSCROLLBAR_H__)
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#define __XTPSCROLLBAR_H__
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//}}AFX_CODEJOCK_PRIVATE
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#if _MSC_VER >= 1000
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#pragma once
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#endif // _MSC_VER >= 1000
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class CXTPWinThemeWrapper;
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//===========================================================================
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// Summary:
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// Scrollbar control.
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// Remarks:
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// Scroll bars provide easy navigation through a long list of items or a
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// large amount of information. They can also provide an analog representation
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// of current position. You can use a scroll bar as an input device or
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// indicator of speed or quantity.for example, to control the volume of a
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// computer game or to view the time elapsed in a timed process.
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//===========================================================================
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class _XTP_EXT_CLASS CXTPScrollBar : public CScrollBar
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{
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DECLARE_DYNAMIC(CXTPScrollBar)
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protected:
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//===========================================================================
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// Summary:
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// The SCROLLBARPOSINFO structure contains scroll bar information.
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//===========================================================================
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struct SCROLLBARPOSINFO
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{
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int posMin; // Minimum position
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int posMax; // Maximum position
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int page; // Page size
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int pos; // Position of thumb
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int pxTop; // Top bounding rectangle
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int pxBottom;// Bottom bounding rectangle
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int pxLeft; // Left bounding rectangle
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int pxRight; // Right bounding rectangle
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int cpxThumb;// Size of thumb button
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int pxUpArrow; // Position of Up arrow
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int pxDownArrow; // Position of Down arrow
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int pxStart; // Previous position of thumb button
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int pxThumbBottom; // Thumb bottom bounding rectangle
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int pxThumbTop; // Thumb top bounding rectangle
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int pxPopup; // In-place scroll position
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int cpx; // position in pixels
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int pxMin; // Minimum position in pixels
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RECT rc; // Bounding rectangle
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int ht; // Hit test
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BOOL fVert; // TRUE if vertical
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};
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//===========================================================================
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// Summary:
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// The SCROLLBARTRACKINFO structure contains tracking information.
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//===========================================================================
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struct SCROLLBARTRACKINFO
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{
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BOOL fHitOld; // Previous hittest
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RECT rcTrack; // Bounding rectangle of available thumb position
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UINT cmdSB; // Scroll command
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UINT_PTR hTimerSB; // Timer identifier
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int dpxThumb; // Delta of thumb button
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int pxOld; // Previous position in pixels
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int posOld; // Previous position
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int posNew; // new position
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HWND hWndTrack; // Parent tracking window
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BOOL bTrackThumb; // TRUE if thumb is tracking
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SCROLLBARPOSINFO* pSBInfo; // SCROLLBARPOSINFO pointer
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};
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public:
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//-----------------------------------------------------------------------
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// Summary:
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// Constructs a CXTPScrollBar object
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//-----------------------------------------------------------------------
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CXTPScrollBar();
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//-----------------------------------------------------------------------
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// Summary:
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// Destroys a CXTPScrollBar object, handles cleanup and deallocation
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//-----------------------------------------------------------------------
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~CXTPScrollBar();
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public:
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//-----------------------------------------------------------------------
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// Summary:
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// Call this member to switch the visual theme of the control.
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// Parameters:
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// nTheme - New visual theme. Can be any of the values listed in the Remarks section.
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// Remarks:
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// nStyle can be one of the following:
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// * <b>xtpControlThemeDefault</b> Standard appearance style.
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// * <b>xtpControlThemeFlat</b> Flat appearance style.
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// * <b>xtpControlThemeUltraFlat</b> Ultra flat appearance style.
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// * <b>xtpControlThemeOffice2000</b> Office 2000 appearance style.
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// * <b>xtpControlThemeOfficeXP</b> Office XP appearance style.
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// * <b>xtpControlThemeOffice2003</b> Office 2003 appearance style.
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// * <b>xtpControlThemeResource</b> Office 2007 appearance style.
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//-----------------------------------------------------------------------
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void SetTheme(XTPControlTheme nTheme);
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//-----------------------------------------------------------------------
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// Summary:
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// Determines if the control is drawn using visual styles\SkinFramework, if supported.
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// Remarks:
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// This method enables Windows XP visual styles for the control. This
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// Control will draw with visual styles if the control and the operating
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// system supports it.
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// Visual styles and SkinFramwork skins are specifications for the
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// appearance of controls. GetUseVisualStyle determines whether to
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// use the currently set Windows XP visual style. If using SkinFramwork,
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// it determines whether to use the currently set style of the SkinFramework.
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// Returns:
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// TRUE if the currently set Windows XP visual style will be used to
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// theme the control. If using SkinFramwork, the currently set style
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// of the SkinFramework will be used to skin the control.
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//
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// FALSE if the currently set appearance\style in the OS will be used.
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//-----------------------------------------------------------------------
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BOOL GetUseVisualStyle() const;
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//-----------------------------------------------------------------------
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// Summary:
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// Enables Windows XP visual styles for the control.
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// Remarks:
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// This method enables Windows XP visual styles for the control. This
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// Control will draw with visual styles if the control and the operating
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// system supports it.
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// Visual styles and SkinFramwork skins are specifications for the
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// appearance of controls. GetUseVisualStyle determines whether to
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// use the currently set Windows XP visual style. If using SkinFramwork,
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// it determines whether to use the currently set style of the SkinFramework.
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// Parameters:
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// bUseVisualStyle - TRUE if the currently set Windows XP visual style will be used to
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// theme the control. If using SkinFramwork, the currently set style
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// of the SkinFramework will be used to skin the control.
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//
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// FALSE if the currently set appearance\style in the OS will be used.
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//-----------------------------------------------------------------------
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void SetUseVisualStyle(BOOL bUseVisualStyle = TRUE);
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protected:
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//-----------------------------------------------------------------------
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// Summary:
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// This member function is called from OnInitDialog or OnInitialUpdate
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// to initialize the control.
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//-----------------------------------------------------------------------
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void Init();
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// -----------------------------------------------------------------
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// Summary:
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// This member is called to update color, text and other visual elements
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// of the control.
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// -----------------------------------------------------------------
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void RefreshMetrics();
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protected:
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//-----------------------------------------------------------------------
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// Summary:
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// Call this method to get SCROLLBARTRACKINFO information
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// See Also: GetScrollBarPosInfo
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//-----------------------------------------------------------------------
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SCROLLBARTRACKINFO* GetScrollBarTrackInfo();
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//-----------------------------------------------------------------------
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// Summary:
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// Call this method to get SCROLLBARPOSINFO information
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// See Also: GetScrollBarTrackInfo
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//-----------------------------------------------------------------------
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SCROLLBARPOSINFO* GetScrollBarPosInfo();
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//-----------------------------------------------------------------------
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// Summary:
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// Call this method to check ScrollBar part under pointer.
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// Parameters:
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// pt - Mouse pointer to test
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//-----------------------------------------------------------------------
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int HitTestScrollBar(POINT pt);
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//-----------------------------------------------------------------------
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// Summary:
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// Call this method to start scrollbar tracking
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// Parameters:
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// hWnd - Parent Window handle
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// point - Starting cursor position
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// pSBInfo - Scrollbar information
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// bDirect - TRUE to scroll to specified position
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//-----------------------------------------------------------------------
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void PerformTrackInit(HWND hWnd, CPoint point, SCROLLBARPOSINFO* pSBInfo, BOOL bDirect);
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public:
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//{{AFX_CODEJOCK_PRIVATE
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void SetCommandBars(void*);
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void SetScrollBarStyle(int nTheme);
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//}}AFX_CODEJOCK_PRIVATE
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protected:
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//-----------------------------------------------------------------------
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// Summary:
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// This method is called to draw scrollbar.
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// Parameters:
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// pDC - Pointer to device context
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//-----------------------------------------------------------------------
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void DrawScrollBar(CDC* pDC);
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//-----------------------------------------------------------------------
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// Summary:
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// This method is called to draw an Office 2007 style scrollbar.
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// Parameters:
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// pDC - Pointer to device context
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//-----------------------------------------------------------------------
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void DrawScrollBar2007(CDC* pDC);
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protected:
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//{{AFX_CODEJOCK_PRIVATE
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void EndScroll(BOOL fCancel);
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void MoveThumb(int px);
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void TrackThumb(UINT message, CPoint pt);
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void TrackBox(UINT message, CPoint point);
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void ContScroll();
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void SetupScrollInfo();
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virtual void CalcScrollBarInfo(LPRECT lprc, SCROLLBARPOSINFO* pSBInfo, SCROLLINFO* pSI);
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void CalcTrackDragRect(SCROLLBARTRACKINFO* pSBTrack) const;
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CRect GetScrollBarRect();
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void GetScrollInfo(SCROLLINFO* psi);
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BOOL IsScrollBarEnabled() const;
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CWnd* GetParentWindow() const;
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void DoScroll(int cmd, int pos);
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void RedrawScrollBar();
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int SBPosFromPx(SCROLLBARPOSINFO* pSBInfo, int px);
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//}}AFX_CODEJOCK_PRIVATE
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protected:
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//{{AFX_CODEJOCK_PRIVATE
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DECLARE_MESSAGE_MAP()
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BOOL PreCreateWindow(CREATESTRUCT& cs);
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void PreSubclassWindow();
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//{{AFX_MSG(CXTPSpinButtonCtrl)
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afx_msg void OnMouseLeave();
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afx_msg void OnSize(UINT nType, int cx, int cy);
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afx_msg void OnMouseMove(UINT nFlags, CPoint point);
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afx_msg void OnPaint();
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afx_msg void OnEnable(BOOL bEnable);
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afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
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afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
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afx_msg LRESULT OnSetScrollInfo(WPARAM wParam, LPARAM lParam);
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afx_msg LRESULT OnGetScrollInfo(WPARAM wParam, LPARAM lParam);
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afx_msg void OnSetFocus(CWnd* pOldWnd);
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afx_msg void OnContextMenu(CWnd* pWnd, CPoint pos);
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afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
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afx_msg void OnSysColorChange();
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//}}AFX_MSG
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//}}AFX_CODEJOCK_PRIVATE
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protected:
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int m_cxHScroll; // Width, in pixels, of the arrow bitmap on a horizontal scroll bar
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int m_cyHScroll; // Height, in pixels, of a horizontal scroll bar.
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int m_cyVScroll; // Height, in pixels, of the arrow bitmap on a vertical scroll bar.
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int m_cxVScroll; // Width, in pixels, of a vertical scroll bar;
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protected:
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SCROLLBARPOSINFO m_spi; // ScrollBar position.
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SCROLLBARTRACKINFO* m_pSBTrack; // ScrollBar tracking
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protected:
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CXTPWinThemeWrapper* m_themeScrollBar; // Scrollbar theme.
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protected:
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COLORREF m_crBackPushed; // Color when pushed.
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COLORREF m_crBackHilite; // Color when border.
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COLORREF m_crBorderHilite; // Color of border when highlighted.
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COLORREF m_crBorder; // Color of border.
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COLORREF m_crBack; // Color of backgrount.
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BOOL m_bUseVisualStyle; // True to use Visual Styles.
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XTPControlTheme m_nTheme; // Scrollbar theme.
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BOOL m_bPreSubclassInit; // TRUE is subclassed.
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};
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AFX_INLINE BOOL CXTPScrollBar::GetUseVisualStyle() const {
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return m_bUseVisualStyle;
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}
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AFX_INLINE CXTPScrollBar::SCROLLBARTRACKINFO* CXTPScrollBar::GetScrollBarTrackInfo() {
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return m_pSBTrack;
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}
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AFX_INLINE CXTPScrollBar::SCROLLBARPOSINFO* CXTPScrollBar::GetScrollBarPosInfo() {
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return &m_spi;
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}
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#endif // #if !defined(__XTPSCROLLBAR_H__)
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