Index: third_party/wtl/include/atlscrl.h |
diff --git a/third_party/wtl/include/atlscrl.h b/third_party/wtl/include/atlscrl.h |
deleted file mode 100644 |
index bafb595455dc0cb0e8baf961f9939e743cceb655..0000000000000000000000000000000000000000 |
--- a/third_party/wtl/include/atlscrl.h |
+++ /dev/null |
@@ -1,2012 +0,0 @@ |
-// Windows Template Library - WTL version 8.0 |
-// Copyright (C) Microsoft Corporation. All rights reserved. |
-// |
-// This file is a part of the Windows Template Library. |
-// The use and distribution terms for this software are covered by the |
-// Microsoft Permissive License (Ms-PL) which can be found in the file |
-// Ms-PL.txt at the root of this distribution. |
- |
-#ifndef __ATLSCRL_H__ |
-#define __ATLSCRL_H__ |
- |
-#pragma once |
- |
-#ifndef __cplusplus |
- #error ATL requires C++ compilation (use a .cpp suffix) |
-#endif |
- |
-#ifndef __ATLAPP_H__ |
- #error atlscrl.h requires atlapp.h to be included first |
-#endif |
- |
-#ifndef __ATLWIN_H__ |
- #error atlscrl.h requires atlwin.h to be included first |
-#endif |
- |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- #include <zmouse.h> |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- |
-#ifndef GET_WHEEL_DELTA_WPARAM |
- #define GET_WHEEL_DELTA_WPARAM(wParam) ((short)HIWORD(wParam)) |
-#endif |
- |
-#ifndef WM_MOUSEHWHEEL |
- #define WM_MOUSEHWHEEL 0x020E |
-#endif |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// Classes in this file: |
-// |
-// CScrollImpl<T> |
-// CScrollWindowImpl<T, TBase, TWinTraits> |
-// CMapScrollImpl<T> |
-// CMapScrollWindowImpl<T, TBase, TWinTraits> |
-// CFSBWindowT<TBase> |
-// CZoomScrollImpl<T> |
-// CZoomScrollWindowImpl<T, TBase, TWinTraits> |
-// CScrollContainerImpl<T, TBase, TWinTraits> |
-// CScrollContainer |
- |
-namespace WTL |
-{ |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CScrollImpl - Provides scrolling support to any window |
- |
-// Scroll extended styles |
-#define SCRL_SCROLLCHILDREN 0x00000001 |
-#define SCRL_ERASEBACKGROUND 0x00000002 |
-#define SCRL_NOTHUMBTRACKING 0x00000004 |
-#if (WINVER >= 0x0500) |
-#define SCRL_SMOOTHSCROLL 0x00000008 |
-#endif // (WINVER >= 0x0500) |
-#define SCRL_DISABLENOSCROLLV 0x00000010 |
-#define SCRL_DISABLENOSCROLLH 0x00000020 |
-#define SCRL_DISABLENOSCROLL (SCRL_DISABLENOSCROLLV | SCRL_DISABLENOSCROLLH) |
- |
- |
-template <class T> |
-class CScrollImpl |
-{ |
-public: |
- enum { uSCROLL_FLAGS = SW_INVALIDATE }; |
- |
- POINT m_ptOffset; |
- SIZE m_sizeAll; |
- SIZE m_sizeLine; |
- SIZE m_sizePage; |
- SIZE m_sizeClient; |
- int m_zDelta; // current wheel value |
- int m_nWheelLines; // number of lines to scroll on wheel |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- // Note that this message must be forwarded from a top level window |
- UINT m_uMsgMouseWheel; // MSH_MOUSEWHEEL |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- int m_zHDelta; // current horizontal wheel value |
- int m_nHWheelChars; // number of chars to scroll on horizontal wheel |
- UINT m_uScrollFlags; |
- DWORD m_dwExtendedStyle; // scroll specific extended styles |
- |
-// Constructor |
- CScrollImpl() : m_zDelta(0), m_nWheelLines(3), |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- m_uMsgMouseWheel(0U), |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- m_zHDelta(0), m_nHWheelChars(3), |
- m_uScrollFlags(0U), m_dwExtendedStyle(0) |
- { |
- m_ptOffset.x = 0; |
- m_ptOffset.y = 0; |
- m_sizeAll.cx = 0; |
- m_sizeAll.cy = 0; |
- m_sizePage.cx = 0; |
- m_sizePage.cy = 0; |
- m_sizeLine.cx = 0; |
- m_sizeLine.cy = 0; |
- m_sizeClient.cx = 0; |
- m_sizeClient.cy = 0; |
- |
- SetScrollExtendedStyle(SCRL_SCROLLCHILDREN | SCRL_ERASEBACKGROUND); |
- } |
- |
-// Attributes & Operations |
- DWORD GetScrollExtendedStyle() const |
- { |
- return m_dwExtendedStyle; |
- } |
- |
- DWORD SetScrollExtendedStyle(DWORD dwExtendedStyle, DWORD dwMask = 0) |
- { |
- DWORD dwPrevStyle = m_dwExtendedStyle; |
- if(dwMask == 0) |
- m_dwExtendedStyle = dwExtendedStyle; |
- else |
- m_dwExtendedStyle = (m_dwExtendedStyle & ~dwMask) | (dwExtendedStyle & dwMask); |
- // cache scroll flags |
- T* pT = static_cast<T*>(this); |
- pT; // avoid level 4 warning |
- m_uScrollFlags = pT->uSCROLL_FLAGS | (IsScrollingChildren() ? SW_SCROLLCHILDREN : 0) | (IsErasingBackground() ? SW_ERASE : 0); |
-#if (WINVER >= 0x0500) && !defined(_WIN32_WCE) |
- m_uScrollFlags |= (IsSmoothScroll() ? SW_SMOOTHSCROLL : 0); |
-#endif // (WINVER >= 0x0500) && !defined(_WIN32_WCE) |
- return dwPrevStyle; |
- } |
- |
- // offset operations |
- void SetScrollOffset(int x, int y, BOOL bRedraw = TRUE) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- pT->AdjustScrollOffset(x, y); |
- |
- int dx = m_ptOffset.x - x; |
- int dy = m_ptOffset.y - y; |
- m_ptOffset.x = x; |
- m_ptOffset.y = y; |
- |
- // block: set horizontal scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_POS; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLH) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nPos = m_ptOffset.x; |
- pT->SetScrollInfo(SB_HORZ, &si, bRedraw); |
- } |
- |
- // block: set vertical scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_POS; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLV) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nPos = m_ptOffset.y; |
- pT->SetScrollInfo(SB_VERT, &si, bRedraw); |
- } |
- |
- // Move all children if needed |
- if(IsScrollingChildren() && (dx != 0 || dy != 0)) |
- { |
- for(HWND hWndChild = ::GetWindow(pT->m_hWnd, GW_CHILD); hWndChild != NULL; hWndChild = ::GetWindow(hWndChild, GW_HWNDNEXT)) |
- { |
- RECT rect = { 0 }; |
- ::GetWindowRect(hWndChild, &rect); |
- ::MapWindowPoints(NULL, pT->m_hWnd, (LPPOINT)&rect, 1); |
- ::SetWindowPos(hWndChild, NULL, rect.left + dx, rect.top + dy, 0, 0, SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
- } |
- } |
- |
- if(bRedraw) |
- pT->Invalidate(); |
- } |
- |
- void SetScrollOffset(POINT ptOffset, BOOL bRedraw = TRUE) |
- { |
- SetScrollOffset(ptOffset.x, ptOffset.y, bRedraw); |
- } |
- |
- void GetScrollOffset(POINT& ptOffset) const |
- { |
- ptOffset = m_ptOffset; |
- } |
- |
- // size operations |
- void SetScrollSize(int cx, int cy, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- m_sizeAll.cx = cx; |
- m_sizeAll.cy = cy; |
- |
- int x = 0; |
- int y = 0; |
- if(!bResetOffset) |
- { |
- x = m_ptOffset.x; |
- y = m_ptOffset.y; |
- pT->AdjustScrollOffset(x, y); |
- } |
- |
- int dx = m_ptOffset.x - x; |
- int dy = m_ptOffset.y - y; |
- m_ptOffset.x = x; |
- m_ptOffset.y = y; |
- |
- // block: set horizontal scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLH) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nMin = 0; |
- si.nMax = m_sizeAll.cx - 1; |
- si.nPage = m_sizeClient.cx; |
- si.nPos = m_ptOffset.x; |
- pT->SetScrollInfo(SB_HORZ, &si, bRedraw); |
- } |
- |
- // block: set vertical scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLV) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nMin = 0; |
- si.nMax = m_sizeAll.cy - 1; |
- si.nPage = m_sizeClient.cy; |
- si.nPos = m_ptOffset.y; |
- pT->SetScrollInfo(SB_VERT, &si, bRedraw); |
- } |
- |
- // Move all children if needed |
- if(IsScrollingChildren() && (dx != 0 || dy != 0)) |
- { |
- for(HWND hWndChild = ::GetWindow(pT->m_hWnd, GW_CHILD); hWndChild != NULL; hWndChild = ::GetWindow(hWndChild, GW_HWNDNEXT)) |
- { |
- RECT rect = { 0 }; |
- ::GetWindowRect(hWndChild, &rect); |
- ::MapWindowPoints(NULL, pT->m_hWnd, (LPPOINT)&rect, 1); |
- ::SetWindowPos(hWndChild, NULL, rect.left + dx, rect.top + dy, 0, 0, SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE); |
- } |
- } |
- |
- SetScrollLine(0, 0); |
- SetScrollPage(0, 0); |
- |
- if(bRedraw) |
- pT->Invalidate(); |
- } |
- |
- void SetScrollSize(SIZE size, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- SetScrollSize(size.cx, size.cy, bRedraw, bResetOffset); |
- } |
- |
- void GetScrollSize(SIZE& sizeWnd) const |
- { |
- sizeWnd = m_sizeAll; |
- } |
- |
- // line operations |
- void SetScrollLine(int cxLine, int cyLine) |
- { |
- ATLASSERT(cxLine >= 0 && cyLine >= 0); |
- ATLASSERT(m_sizeAll.cx != 0 && m_sizeAll.cy != 0); |
- |
- m_sizeLine.cx = T::CalcLineOrPage(cxLine, m_sizeAll.cx, 100); |
- m_sizeLine.cy = T::CalcLineOrPage(cyLine, m_sizeAll.cy, 100); |
- } |
- |
- void SetScrollLine(SIZE sizeLine) |
- { |
- SetScrollLine(sizeLine.cx, sizeLine.cy); |
- } |
- |
- void GetScrollLine(SIZE& sizeLine) const |
- { |
- sizeLine = m_sizeLine; |
- } |
- |
- // page operations |
- void SetScrollPage(int cxPage, int cyPage) |
- { |
- ATLASSERT(cxPage >= 0 && cyPage >= 0); |
- ATLASSERT(m_sizeAll.cx != 0 && m_sizeAll.cy != 0); |
- |
- m_sizePage.cx = T::CalcLineOrPage(cxPage, m_sizeAll.cx, 10); |
- m_sizePage.cy = T::CalcLineOrPage(cyPage, m_sizeAll.cy, 10); |
- } |
- |
- void SetScrollPage(SIZE sizePage) |
- { |
- SetScrollPage(sizePage.cx, sizePage.cy); |
- } |
- |
- void GetScrollPage(SIZE& sizePage) const |
- { |
- sizePage = m_sizePage; |
- } |
- |
- // commands |
- void ScrollLineDown() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_LINEDOWN, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollLineUp() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_LINEUP, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollPageDown() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_PAGEDOWN, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollPageUp() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_PAGEUP, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollTop() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_TOP, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollBottom() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, SB_BOTTOM, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- } |
- |
- void ScrollLineRight() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_LINEDOWN, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- void ScrollLineLeft() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_LINEUP, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- void ScrollPageRight() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_PAGEDOWN, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- void ScrollPageLeft() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_PAGEUP, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- void ScrollAllLeft() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_TOP, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- void ScrollAllRight() |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, SB_BOTTOM, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- } |
- |
- // scroll to make point/view/window visible |
- void ScrollToView(POINT pt) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- RECT rect = { pt.x, pt.y, pt.x, pt.y }; |
- pT->ScrollToView(rect); |
- } |
- |
- void ScrollToView(RECT& rect) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- RECT rcClient = { 0 }; |
- pT->GetClientRect(&rcClient); |
- |
- int x = m_ptOffset.x; |
- if(rect.left < m_ptOffset.x) |
- x = rect.left; |
- else if(rect.right > (m_ptOffset.x + rcClient.right)) |
- x = rect.right - rcClient.right; |
- |
- int y = m_ptOffset.y; |
- if(rect.top < m_ptOffset.y) |
- y = rect.top; |
- else if(rect.bottom > (m_ptOffset.y + rcClient.bottom)) |
- y = rect.bottom - rcClient.bottom; |
- |
- SetScrollOffset(x, y); |
- } |
- |
- void ScrollToView(HWND hWnd) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- RECT rect = { 0 }; |
- ::GetWindowRect(hWnd, &rect); |
- ::MapWindowPoints(NULL, pT->m_hWnd, (LPPOINT)&rect, 2); |
- ScrollToView(rect); |
- } |
- |
- BEGIN_MSG_MAP(CScrollImpl) |
- MESSAGE_HANDLER(WM_CREATE, OnCreate) |
- MESSAGE_HANDLER(WM_VSCROLL, OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, OnSize) |
- MESSAGE_HANDLER(WM_PAINT, OnPaint) |
-#ifndef _WIN32_WCE |
- MESSAGE_HANDLER(WM_PRINTCLIENT, OnPaint) |
-#endif // !_WIN32_WCE |
- // standard scroll commands |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, OnScrollAllRight) |
- END_MSG_MAP() |
- |
- LRESULT OnCreate(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled) |
- { |
- GetSystemSettings(); |
- bHandled = FALSE; |
- return 1; |
- } |
- |
- LRESULT OnVScroll(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_VERT, (int)(short)LOWORD(wParam), (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- return 0; |
- } |
- |
- LRESULT OnHScroll(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- pT->DoScroll(SB_HORZ, (int)(short)LOWORD(wParam), (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- return 0; |
- } |
- |
- LRESULT OnMouseWheel(UINT uMsg, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
-#if (_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400) || defined(_WIN32_WCE) |
- uMsg; |
- int zDelta = (int)GET_WHEEL_DELTA_WPARAM(wParam); |
-#else |
- int zDelta = (uMsg == WM_MOUSEWHEEL) ? (int)GET_WHEEL_DELTA_WPARAM(wParam) : (int)wParam; |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400) || defined(_WIN32_WCE)) |
- int nScrollCode = (m_nWheelLines == WHEEL_PAGESCROLL) ? ((zDelta > 0) ? SB_PAGEUP : SB_PAGEDOWN) : ((zDelta > 0) ? SB_LINEUP : SB_LINEDOWN); |
- m_zDelta += zDelta; // cumulative |
- int zTotal = (m_nWheelLines == WHEEL_PAGESCROLL) ? abs(m_zDelta) : abs(m_zDelta) * m_nWheelLines; |
- if(m_sizeAll.cy > m_sizeClient.cy) |
- { |
- for(int i = 0; i < zTotal; i += WHEEL_DELTA) |
- { |
- pT->DoScroll(SB_VERT, nScrollCode, (int&)m_ptOffset.y, m_sizeAll.cy, m_sizePage.cy, m_sizeLine.cy); |
- pT->UpdateWindow(); |
- } |
- } |
- else // can't scroll vertically, scroll horizontally |
- { |
- for(int i = 0; i < zTotal; i += WHEEL_DELTA) |
- { |
- pT->DoScroll(SB_HORZ, nScrollCode, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- pT->UpdateWindow(); |
- } |
- } |
- m_zDelta %= WHEEL_DELTA; |
- |
- return 0; |
- } |
- |
- LRESULT OnMouseHWheel(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- int zDelta = (int)GET_WHEEL_DELTA_WPARAM(wParam); |
- int nScrollCode = (m_nHWheelChars == WHEEL_PAGESCROLL) ? ((zDelta > 0) ? SB_PAGERIGHT : SB_PAGELEFT) : ((zDelta > 0) ? SB_LINERIGHT : SB_LINELEFT); |
- m_zHDelta += zDelta; // cumulative |
- int zTotal = (m_nHWheelChars == WHEEL_PAGESCROLL) ? abs(m_zHDelta) : abs(m_zHDelta) * m_nHWheelChars; |
- if(m_sizeAll.cx > m_sizeClient.cx) |
- { |
- for(int i = 0; i < zTotal; i += WHEEL_DELTA) |
- { |
- pT->DoScroll(SB_HORZ, nScrollCode, (int&)m_ptOffset.x, m_sizeAll.cx, m_sizePage.cx, m_sizeLine.cx); |
- pT->UpdateWindow(); |
- } |
- } |
- m_zHDelta %= WHEEL_DELTA; |
- |
- return 0; |
- } |
- |
- LRESULT OnSettingChange(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- GetSystemSettings(); |
- return 0; |
- } |
- |
- LRESULT OnSize(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- m_sizeClient.cx = GET_X_LPARAM(lParam); |
- m_sizeClient.cy = GET_Y_LPARAM(lParam); |
- |
- // block: set horizontal scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS; |
- si.nMin = 0; |
- si.nMax = m_sizeAll.cx - 1; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLH) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nPage = m_sizeClient.cx; |
- si.nPos = m_ptOffset.x; |
- pT->SetScrollInfo(SB_HORZ, &si, TRUE); |
- } |
- |
- // block: set vertical scroll bar |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO) }; |
- si.fMask = SIF_PAGE | SIF_RANGE | SIF_POS; |
- si.nMin = 0; |
- si.nMax = m_sizeAll.cy - 1; |
- if((m_dwExtendedStyle & SCRL_DISABLENOSCROLLV) != 0) |
- si.fMask |= SIF_DISABLENOSCROLL; |
- si.nPage = m_sizeClient.cy; |
- si.nPos = m_ptOffset.y; |
- pT->SetScrollInfo(SB_VERT, &si, TRUE); |
- } |
- |
- int x = m_ptOffset.x; |
- int y = m_ptOffset.y; |
- if(pT->AdjustScrollOffset(x, y)) |
- { |
- // Children will be moved in SetScrollOffset, if needed |
- pT->ScrollWindowEx(m_ptOffset.x - x, m_ptOffset.y - y, (m_uScrollFlags & ~SCRL_SCROLLCHILDREN)); |
- SetScrollOffset(x, y, FALSE); |
- } |
- |
- bHandled = FALSE; |
- return 1; |
- } |
- |
- LRESULT OnPaint(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- if(wParam != NULL) |
- { |
- CDCHandle dc = (HDC)wParam; |
- POINT ptViewportOrg = { 0, 0 }; |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y, &ptViewportOrg); |
- pT->DoPaint(dc); |
- dc.SetViewportOrg(ptViewportOrg); |
- } |
- else |
- { |
- CPaintDC dc(pT->m_hWnd); |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y); |
- pT->DoPaint(dc.m_hDC); |
- } |
- return 0; |
- } |
- |
- // scrolling handlers |
- LRESULT OnScrollUp(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollLineUp(); |
- return 0; |
- } |
- |
- LRESULT OnScrollDown(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollLineDown(); |
- return 0; |
- } |
- |
- LRESULT OnScrollPageUp(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollPageUp(); |
- return 0; |
- } |
- |
- LRESULT OnScrollPageDown(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollPageDown(); |
- return 0; |
- } |
- |
- LRESULT OnScrollTop(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollTop(); |
- return 0; |
- } |
- |
- LRESULT OnScrollBottom(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollBottom(); |
- return 0; |
- } |
- |
- LRESULT OnScrollLeft(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollLineLeft(); |
- return 0; |
- } |
- |
- LRESULT OnScrollRight(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollLineRight(); |
- return 0; |
- } |
- |
- LRESULT OnScrollPageLeft(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollPageLeft(); |
- return 0; |
- } |
- |
- LRESULT OnScrollPageRight(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollPageRight(); |
- return 0; |
- } |
- |
- LRESULT OnScrollAllLeft(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollAllLeft(); |
- return 0; |
- } |
- |
- LRESULT OnScrollAllRight(WORD /*wNotifyCode*/, WORD /*wID*/, HWND /*hWndCtl*/, BOOL& /*bHandled*/) |
- { |
- ScrollAllRight(); |
- return 0; |
- } |
- |
-// Overrideables |
- void DoPaint(CDCHandle /*dc*/) |
- { |
- // must be implemented in a derived class |
- ATLASSERT(FALSE); |
- } |
- |
-// Implementation |
- void DoScroll(int nType, int nScrollCode, int& cxyOffset, int cxySizeAll, int cxySizePage, int cxySizeLine) |
- { |
- T* pT = static_cast<T*>(this); |
- RECT rect = { 0 }; |
- pT->GetClientRect(&rect); |
- int cxyClient = (nType == SB_VERT) ? rect.bottom : rect.right; |
- int cxyMax = cxySizeAll - cxyClient; |
- |
- if(cxyMax < 0) // can't scroll, client area is bigger |
- return; |
- |
- bool bUpdate = true; |
- int cxyScroll = 0; |
- |
- switch(nScrollCode) |
- { |
- case SB_TOP: // top or all left |
- cxyScroll = cxyOffset; |
- cxyOffset = 0; |
- break; |
- case SB_BOTTOM: // bottom or all right |
- cxyScroll = cxyOffset - cxyMax; |
- cxyOffset = cxyMax; |
- break; |
- case SB_LINEUP: // line up or line left |
- if(cxyOffset >= cxySizeLine) |
- { |
- cxyScroll = cxySizeLine; |
- cxyOffset -= cxySizeLine; |
- } |
- else |
- { |
- cxyScroll = cxyOffset; |
- cxyOffset = 0; |
- } |
- break; |
- case SB_LINEDOWN: // line down or line right |
- if(cxyOffset < cxyMax - cxySizeLine) |
- { |
- cxyScroll = -cxySizeLine; |
- cxyOffset += cxySizeLine; |
- } |
- else |
- { |
- cxyScroll = cxyOffset - cxyMax; |
- cxyOffset = cxyMax; |
- } |
- break; |
- case SB_PAGEUP: // page up or page left |
- if(cxyOffset >= cxySizePage) |
- { |
- cxyScroll = cxySizePage; |
- cxyOffset -= cxySizePage; |
- } |
- else |
- { |
- cxyScroll = cxyOffset; |
- cxyOffset = 0; |
- } |
- break; |
- case SB_PAGEDOWN: // page down or page right |
- if(cxyOffset < cxyMax - cxySizePage) |
- { |
- cxyScroll = -cxySizePage; |
- cxyOffset += cxySizePage; |
- } |
- else |
- { |
- cxyScroll = cxyOffset - cxyMax; |
- cxyOffset = cxyMax; |
- } |
- break; |
- case SB_THUMBTRACK: |
- if(IsNoThumbTracking()) |
- break; |
- // else fall through |
- case SB_THUMBPOSITION: |
- { |
- SCROLLINFO si = { sizeof(SCROLLINFO), SIF_TRACKPOS }; |
- if(pT->GetScrollInfo(nType, &si)) |
- { |
- cxyScroll = cxyOffset - si.nTrackPos; |
- cxyOffset = si.nTrackPos; |
- } |
- } |
- break; |
- case SB_ENDSCROLL: |
- default: |
- bUpdate = false; |
- break; |
- } |
- |
- if(bUpdate && cxyScroll != 0) |
- { |
- pT->SetScrollPos(nType, cxyOffset, TRUE); |
- if(nType == SB_VERT) |
- pT->ScrollWindowEx(0, cxyScroll, m_uScrollFlags); |
- else |
- pT->ScrollWindowEx(cxyScroll, 0, m_uScrollFlags); |
- } |
- } |
- |
- static int CalcLineOrPage(int nVal, int nMax, int nDiv) |
- { |
- if(nVal == 0) |
- { |
- nVal = nMax / nDiv; |
- if(nVal < 1) |
- nVal = 1; |
- } |
- else if(nVal > nMax) |
- { |
- nVal = nMax; |
- } |
- |
- return nVal; |
- } |
- |
- bool AdjustScrollOffset(int& x, int& y) |
- { |
- int xOld = x; |
- int yOld = y; |
- |
- int cxMax = m_sizeAll.cx - m_sizeClient.cx; |
- if(x > cxMax) |
- x = (cxMax >= 0) ? cxMax : 0; |
- else if(x < 0) |
- x = 0; |
- |
- int cyMax = m_sizeAll.cy - m_sizeClient.cy; |
- if(y > cyMax) |
- y = (cyMax >= 0) ? cyMax : 0; |
- else if(y < 0) |
- y = 0; |
- |
- return (x != xOld || y != yOld); |
- } |
- |
- void GetSystemSettings() |
- { |
-#ifndef _WIN32_WCE |
-#ifndef SPI_GETWHEELSCROLLLINES |
- const UINT SPI_GETWHEELSCROLLLINES = 104; |
-#endif // !SPI_GETWHEELSCROLLLINES |
- ::SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, &m_nWheelLines, 0); |
- |
-#ifndef SPI_GETWHEELSCROLLCHARS |
- const UINT SPI_GETWHEELSCROLLCHARS = 0x006C; |
-#endif // !SPI_GETWHEELSCROLLCHARS |
- ::SystemParametersInfo(SPI_GETWHEELSCROLLCHARS, 0, &m_nHWheelChars, 0); |
- |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- if(m_uMsgMouseWheel != 0) |
- m_uMsgMouseWheel = ::RegisterWindowMessage(MSH_MOUSEWHEEL); |
- |
- HWND hWndWheel = FindWindow(MSH_WHEELMODULE_CLASS, MSH_WHEELMODULE_TITLE); |
- if(::IsWindow(hWndWheel)) |
- { |
- UINT uMsgScrollLines = ::RegisterWindowMessage(MSH_SCROLL_LINES); |
- if(uMsgScrollLines != 0) |
- m_nWheelLines = (int)::SendMessage(hWndWheel, uMsgScrollLines, 0, 0L); |
- } |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
-#endif // !_WIN32_WCE |
- } |
- |
- bool IsScrollingChildren() const |
- { |
- return (m_dwExtendedStyle & SCRL_SCROLLCHILDREN) != 0; |
- } |
- |
- bool IsErasingBackground() const |
- { |
- return (m_dwExtendedStyle & SCRL_ERASEBACKGROUND) != 0; |
- } |
- |
- bool IsNoThumbTracking() const |
- { |
- return (m_dwExtendedStyle & SCRL_NOTHUMBTRACKING) != 0; |
- } |
- |
-#if (WINVER >= 0x0500) |
- bool IsSmoothScroll() const |
- { |
- return (m_dwExtendedStyle & SCRL_SMOOTHSCROLL) != 0; |
- } |
-#endif // (WINVER >= 0x0500) |
-}; |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CScrollWindowImpl - Implements a scrollable window |
- |
-template <class T, class TBase = ATL::CWindow, class TWinTraits = ATL::CControlWinTraits> |
-class ATL_NO_VTABLE CScrollWindowImpl : public ATL::CWindowImpl<T, TBase, TWinTraits>, public CScrollImpl< T > |
-{ |
-public: |
- BEGIN_MSG_MAP(CScrollWindowImpl) |
- MESSAGE_HANDLER(WM_VSCROLL, CScrollImpl< T >::OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, CScrollImpl< T >::OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, CScrollImpl< T >::OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, CScrollImpl< T >::OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) && !defined(_WIN32_WCE) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, CScrollImpl< T >::OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, CScrollImpl< T >::OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, CScrollImpl< T >::OnSize) |
- MESSAGE_HANDLER(WM_PAINT, CScrollImpl< T >::OnPaint) |
-#ifndef _WIN32_WCE |
- MESSAGE_HANDLER(WM_PRINTCLIENT, CScrollImpl< T >::OnPaint) |
-#endif // !_WIN32_WCE |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, CScrollImpl< T >::OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, CScrollImpl< T >::OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, CScrollImpl< T >::OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, CScrollImpl< T >::OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, CScrollImpl< T >::OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, CScrollImpl< T >::OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, CScrollImpl< T >::OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, CScrollImpl< T >::OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, CScrollImpl< T >::OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, CScrollImpl< T >::OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, CScrollImpl< T >::OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, CScrollImpl< T >::OnScrollAllRight) |
- END_MSG_MAP() |
-}; |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CMapScrollImpl - Provides mapping and scrolling support to any window |
- |
-#ifndef _WIN32_WCE |
- |
-template <class T> |
-class CMapScrollImpl : public CScrollImpl< T > |
-{ |
-public: |
- int m_nMapMode; |
- RECT m_rectLogAll; |
- SIZE m_sizeLogLine; |
- SIZE m_sizeLogPage; |
- |
-// Constructor |
- CMapScrollImpl() : m_nMapMode(MM_TEXT) |
- { |
- ::SetRectEmpty(&m_rectLogAll); |
- m_sizeLogPage.cx = 0; |
- m_sizeLogPage.cy = 0; |
- m_sizeLogLine.cx = 0; |
- m_sizeLogLine.cy = 0; |
- } |
- |
-// Attributes & Operations |
- // mapping mode operations |
- void SetScrollMapMode(int nMapMode) |
- { |
- ATLASSERT(nMapMode >= MM_MIN && nMapMode <= MM_MAX_FIXEDSCALE); |
- m_nMapMode = nMapMode; |
- } |
- |
- int GetScrollMapMode() const |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- return m_nMapMode; |
- } |
- |
- // offset operations |
- void SetScrollOffset(int x, int y, BOOL bRedraw = TRUE) |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- POINT ptOff = { x, y }; |
- // block: convert logical to device units |
- { |
- CWindowDC dc(NULL); |
- dc.SetMapMode(m_nMapMode); |
- dc.LPtoDP(&ptOff); |
- } |
- CScrollImpl< T >::SetScrollOffset(ptOff, bRedraw); |
- } |
- |
- void SetScrollOffset(POINT ptOffset, BOOL bRedraw = TRUE) |
- { |
- SetScrollOffset(ptOffset.x, ptOffset.y, bRedraw); |
- } |
- |
- void GetScrollOffset(POINT& ptOffset) const |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- ptOffset = m_ptOffset; |
- // block: convert device to logical units |
- { |
- CWindowDC dc(NULL); |
- dc.SetMapMode(m_nMapMode); |
- dc.DPtoLP(&ptOffset); |
- } |
- } |
- |
- // size operations |
- void SetScrollSize(int xMin, int yMin, int xMax, int yMax, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- ATLASSERT(xMax > xMin && yMax > yMin); |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- |
- ::SetRect(&m_rectLogAll, xMin, yMin, xMax, yMax); |
- |
- SIZE sizeAll = { 0 }; |
- sizeAll.cx = xMax - xMin + 1; |
- sizeAll.cy = yMax - yMin + 1; |
- // block: convert logical to device units |
- { |
- CWindowDC dc(NULL); |
- dc.SetMapMode(m_nMapMode); |
- dc.LPtoDP(&sizeAll); |
- } |
- CScrollImpl< T >::SetScrollSize(sizeAll, bRedraw, bResetOffset); |
- SetScrollLine(0, 0); |
- SetScrollPage(0, 0); |
- } |
- |
- void SetScrollSize(RECT& rcScroll, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- SetScrollSize(rcScroll.left, rcScroll.top, rcScroll.right, rcScroll.bottom, bRedraw, bResetOffset); |
- } |
- |
- void SetScrollSize(int cx, int cy, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- SetScrollSize(0, 0, cx, cy, bRedraw, bResetOffset); |
- } |
- |
- void SetScrollSize(SIZE size, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- SetScrollSize(0, 0, size.cx, size.cy, bRedraw, bResetOffset); |
- } |
- |
- void GetScrollSize(RECT& rcScroll) const |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- rcScroll = m_rectLogAll; |
- } |
- |
- // line operations |
- void SetScrollLine(int cxLine, int cyLine) |
- { |
- ATLASSERT(cxLine >= 0 && cyLine >= 0); |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- |
- m_sizeLogLine.cx = cxLine; |
- m_sizeLogLine.cy = cyLine; |
- SIZE sizeLine = m_sizeLogLine; |
- // block: convert logical to device units |
- { |
- CWindowDC dc(NULL); |
- dc.SetMapMode(m_nMapMode); |
- dc.LPtoDP(&sizeLine); |
- } |
- CScrollImpl< T >::SetScrollLine(sizeLine); |
- } |
- |
- void SetScrollLine(SIZE sizeLine) |
- { |
- SetScrollLine(sizeLine.cx, sizeLine.cy); |
- } |
- |
- void GetScrollLine(SIZE& sizeLine) const |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- sizeLine = m_sizeLogLine; |
- } |
- |
- // page operations |
- void SetScrollPage(int cxPage, int cyPage) |
- { |
- ATLASSERT(cxPage >= 0 && cyPage >= 0); |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- |
- m_sizeLogPage.cx = cxPage; |
- m_sizeLogPage.cy = cyPage; |
- SIZE sizePage = m_sizeLogPage; |
- // block: convert logical to device units |
- { |
- CWindowDC dc(NULL); |
- dc.SetMapMode(m_nMapMode); |
- dc.LPtoDP(&sizePage); |
- } |
- CScrollImpl< T >::SetScrollPage(sizePage); |
- } |
- |
- void SetScrollPage(SIZE sizePage) |
- { |
- SetScrollPage(sizePage.cx, sizePage.cy); |
- } |
- |
- void GetScrollPage(SIZE& sizePage) const |
- { |
- ATLASSERT(m_nMapMode >= MM_MIN && m_nMapMode <= MM_MAX_FIXEDSCALE); |
- sizePage = m_sizeLogPage; |
- } |
- |
- BEGIN_MSG_MAP(CMapScrollImpl) |
- MESSAGE_HANDLER(WM_VSCROLL, CScrollImpl< T >::OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, CScrollImpl< T >::OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, CScrollImpl< T >::OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, CScrollImpl< T >::OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, CScrollImpl< T >::OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, CScrollImpl< T >::OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, CScrollImpl< T >::OnSize) |
- MESSAGE_HANDLER(WM_PAINT, OnPaint) |
- MESSAGE_HANDLER(WM_PRINTCLIENT, OnPaint) |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, CScrollImpl< T >::OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, CScrollImpl< T >::OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, CScrollImpl< T >::OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, CScrollImpl< T >::OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, CScrollImpl< T >::OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, CScrollImpl< T >::OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, CScrollImpl< T >::OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, CScrollImpl< T >::OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, CScrollImpl< T >::OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, CScrollImpl< T >::OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, CScrollImpl< T >::OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, CScrollImpl< T >::OnScrollAllRight) |
- END_MSG_MAP() |
- |
- LRESULT OnPaint(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- if(wParam != NULL) |
- { |
- CDCHandle dc = (HDC)wParam; |
- int nMapModeSav = dc.GetMapMode(); |
- dc.SetMapMode(m_nMapMode); |
- POINT ptViewportOrg = { 0, 0 }; |
- if(m_nMapMode == MM_TEXT) |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y, &ptViewportOrg); |
- else |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y + m_sizeAll.cy, &ptViewportOrg); |
- POINT ptWindowOrg = { 0, 0 }; |
- dc.SetWindowOrg(m_rectLogAll.left, m_rectLogAll.top, &ptWindowOrg); |
- |
- pT->DoPaint(dc); |
- |
- dc.SetMapMode(nMapModeSav); |
- dc.SetViewportOrg(ptViewportOrg); |
- dc.SetWindowOrg(ptWindowOrg); |
- } |
- else |
- { |
- CPaintDC dc(pT->m_hWnd); |
- dc.SetMapMode(m_nMapMode); |
- if(m_nMapMode == MM_TEXT) |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y); |
- else |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y + m_sizeAll.cy); |
- dc.SetWindowOrg(m_rectLogAll.left, m_rectLogAll.top); |
- pT->DoPaint(dc.m_hDC); |
- } |
- return 0; |
- } |
-}; |
- |
-#endif // !_WIN32_WCE |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CMapScrollWindowImpl - Implements scrolling window with mapping |
- |
-#ifndef _WIN32_WCE |
- |
-template <class T, class TBase = ATL::CWindow, class TWinTraits = ATL::CControlWinTraits> |
-class ATL_NO_VTABLE CMapScrollWindowImpl : public ATL::CWindowImpl< T, TBase, TWinTraits >, public CMapScrollImpl< T > |
-{ |
-public: |
- BEGIN_MSG_MAP(CMapScrollWindowImpl) |
- MESSAGE_HANDLER(WM_VSCROLL, CScrollImpl< T >::OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, CScrollImpl< T >::OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, CScrollImpl< T >::OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, CScrollImpl< T >::OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, CScrollImpl< T >::OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, CScrollImpl< T >::OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, CScrollImpl< T >::OnSize) |
- MESSAGE_HANDLER(WM_PAINT, CMapScrollImpl< T >::OnPaint) |
- MESSAGE_HANDLER(WM_PRINTCLIENT, CMapScrollImpl< T >::OnPaint) |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, CScrollImpl< T >::OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, CScrollImpl< T >::OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, CScrollImpl< T >::OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, CScrollImpl< T >::OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, CScrollImpl< T >::OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, CScrollImpl< T >::OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, CScrollImpl< T >::OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, CScrollImpl< T >::OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, CScrollImpl< T >::OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, CScrollImpl< T >::OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, CScrollImpl< T >::OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, CScrollImpl< T >::OnScrollAllRight) |
- END_MSG_MAP() |
-}; |
- |
-#endif // !_WIN32_WCE |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CFSBWindow - Use as a base instead of CWindow to get flat scroll bar support |
- |
-#if defined(__ATLCTRLS_H__) && (_WIN32_IE >= 0x0400) && !defined(_WIN32_WCE) |
- |
-template <class TBase = ATL::CWindow> |
-class CFSBWindowT : public TBase, public CFlatScrollBarImpl<CFSBWindowT< TBase > > |
-{ |
-public: |
-// Constructors |
- CFSBWindowT(HWND hWnd = NULL) : TBase(hWnd) |
- { } |
- |
- CFSBWindowT< TBase >& operator =(HWND hWnd) |
- { |
- m_hWnd = hWnd; |
- return *this; |
- } |
- |
-// CWindow overrides that use flat scroll bar API |
-// (only those methods that are used by scroll window classes) |
- int SetScrollPos(int nBar, int nPos, BOOL bRedraw = TRUE) |
- { |
- ATLASSERT(::IsWindow(m_hWnd)); |
- return FlatSB_SetScrollPos(nBar, nPos, bRedraw); |
- } |
- |
- BOOL GetScrollInfo(int nBar, LPSCROLLINFO lpScrollInfo) |
- { |
- ATLASSERT(::IsWindow(m_hWnd)); |
- return FlatSB_GetScrollInfo(nBar, lpScrollInfo); |
- } |
- |
- BOOL SetScrollInfo(int nBar, LPSCROLLINFO lpScrollInfo, BOOL bRedraw = TRUE) |
- { |
- ATLASSERT(::IsWindow(m_hWnd)); |
- return FlatSB_SetScrollInfo(nBar, lpScrollInfo, bRedraw); |
- } |
-}; |
- |
-typedef CFSBWindowT<ATL::CWindow> CFSBWindow; |
- |
-#endif // defined(__ATLCTRLS_H__) && (_WIN32_IE >= 0x0400) && !defined(_WIN32_WCE) |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CZoomScrollImpl - Provides zooming and scrolling support to any window |
- |
-#ifndef _WIN32_WCE |
- |
-// The zoom modes that can be set with the SetZoomMode method |
-enum |
-{ |
- ZOOMMODE_OFF, |
- ZOOMMODE_IN, // If left mouse button is clicked or dragged, zoom in on point clicked or rectangle dragged. |
- ZOOMMODE_OUT // If left mouse button clicked, zoom out on point clicked. |
-}; |
- |
-// Notification to parent that zoom scale changed as a result of user mouse action. |
-#define ZSN_ZOOMCHANGED (NM_FIRST - 50) |
- |
-template <class T> |
-class CZoomScrollImpl : public CScrollImpl< T > |
-{ |
-public: |
- enum { m_cxyMinZoomRect = 12 }; // min rect size to zoom in on rect. |
- |
-// Data members |
- SIZE m_sizeLogAll; |
- SIZE m_sizeLogLine; |
- SIZE m_sizeLogPage; |
- float m_fZoomScale; |
- float m_fZoomScaleMin; |
- float m_fZoomDelta; // Used in ZOOMMODE_IN and ZOOMMODE_OUT on left-button click. |
- int m_nZoomMode; |
- RECT m_rcTrack; |
- bool m_bTracking; |
- |
-// Constructor |
- CZoomScrollImpl(): |
- m_fZoomScale(1.0), |
- m_fZoomScaleMin(0.5), |
- m_fZoomDelta(0.5), |
- m_nZoomMode(ZOOMMODE_OFF), |
- m_bTracking(false) |
- { |
- m_sizeLogAll.cx = 0; |
- m_sizeLogAll.cy = 0; |
- m_sizeLogPage.cx = 0; |
- m_sizeLogPage.cy = 0; |
- m_sizeLogLine.cx = 0; |
- m_sizeLogLine.cy = 0; |
- ::SetRectEmpty(&m_rcTrack); |
- } |
- |
-// Attributes & Operations |
- |
- // size operations |
- void SetScrollSize(int cxLog, int cyLog, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- ATLASSERT(cxLog >= 0 && cyLog >= 0); |
- |
- // Set up the defaults |
- if (cxLog == 0 && cyLog == 0) |
- { |
- cxLog = 1; |
- cyLog = 1; |
- } |
- |
- m_sizeLogAll.cx = cxLog; |
- m_sizeLogAll.cy = cyLog; |
- SIZE sizeAll = { 0 }; |
- sizeAll.cx = (int)((float)m_sizeLogAll.cx * m_fZoomScale); |
- sizeAll.cy = (int)((float)m_sizeLogAll.cy * m_fZoomScale); |
- |
- CScrollImpl< T >::SetScrollSize(sizeAll, bRedraw, bResetOffset); |
- } |
- |
- void SetScrollSize(SIZE sizeLog, BOOL bRedraw = TRUE, bool bResetOffset = true) |
- { |
- SetScrollSize(sizeLog.cx, sizeLog.cy, bRedraw, bResetOffset); |
- } |
- |
- void GetScrollSize(SIZE& sizeLog) const |
- { |
- sizeLog = m_sizeLogAll; |
- } |
- |
- // line operations |
- void SetScrollLine(int cxLogLine, int cyLogLine) |
- { |
- ATLASSERT(cxLogLine >= 0 && cyLogLine >= 0); |
- |
- m_sizeLogLine.cx = cxLogLine; |
- m_sizeLogLine.cy = cyLogLine; |
- |
- SIZE sizeLine = { 0 }; |
- sizeLine.cx = (int)((float)m_sizeLogLine.cx * m_fZoomScale); |
- sizeLine.cy = (int)((float)m_sizeLogLine.cy * m_fZoomScale); |
- CScrollImpl< T >::SetScrollLine(sizeLine); |
- } |
- |
- void SetScrollLine(SIZE sizeLogLine) |
- { |
- SetScrollLine(sizeLogLine.cx, sizeLogLine.cy); |
- } |
- |
- void GetScrollLine(SIZE& sizeLogLine) const |
- { |
- sizeLogLine = m_sizeLogLine; |
- } |
- |
- // page operations |
- void SetScrollPage(int cxLogPage, int cyLogPage) |
- { |
- ATLASSERT(cxLogPage >= 0 && cyLogPage >= 0); |
- |
- m_sizeLogPage.cx = cxLogPage; |
- m_sizeLogPage.cy = cyLogPage; |
- |
- SIZE sizePage = { 0 }; |
- sizePage.cx = (int)((float)m_sizeLogPage.cx * m_fZoomScale); |
- sizePage.cy = (int)((float)m_sizeLogPage.cy * m_fZoomScale); |
- |
- CScrollImpl< T >::SetScrollPage(sizePage); |
- } |
- |
- void SetScrollPage(SIZE sizeLogPage) |
- { |
- SetScrollPage(sizeLogPage.cx, sizeLogPage.cy); |
- } |
- |
- void GetScrollPage(SIZE& sizeLogPage) const |
- { |
- sizeLogPage = m_sizeLogPage; |
- } |
- |
- void SetZoomScale(float fZoomScale) |
- { |
- ATLASSERT(fZoomScale > 0); |
- |
- if(fZoomScale > 0 && fZoomScale >= m_fZoomScaleMin) |
- m_fZoomScale = fZoomScale; |
- } |
- |
- float GetZoomScale() const |
- { |
- return m_fZoomScale; |
- } |
- |
- void SetZoomScaleMin(float fZoomScaleMin) |
- { |
- m_fZoomScaleMin = fZoomScaleMin; |
- } |
- |
- float GetZoomScaleMin() const |
- { |
- return m_fZoomScaleMin; |
- } |
- |
- void SetZoomDelta(float fZoomDelta) |
- { |
- ATLASSERT(fZoomDelta >= 0); |
- |
- if(fZoomDelta >= 0) |
- m_fZoomDelta = fZoomDelta; |
- } |
- |
- float GetZoomDelta() const |
- { |
- return m_fZoomDelta; |
- } |
- |
- void SetZoomMode(int nZoomMode) |
- { |
- m_nZoomMode = nZoomMode; |
- } |
- |
- int GetZoomMode() const |
- { |
- return m_nZoomMode; |
- } |
- |
- void Zoom(int x, int y, float fZoomScale) |
- { |
- if(fZoomScale <= 0) |
- return; |
- |
- fZoomScale = __max(fZoomScale, m_fZoomScaleMin); |
- |
- T* pT = static_cast<T*>(this); |
- POINT pt = { x, y }; |
- if(!pT->PtInDevRect(pt)) |
- return; |
- |
- pT->ViewDPtoLP(&pt); |
- pT->Zoom(fZoomScale, false); |
- pT->CenterOnLogicalPoint(pt); |
- } |
- |
- void Zoom(POINT pt, float fZoomScale) |
- { |
- T* pT = static_cast<T*>(this); |
- pT->Zoom(pt.x, pt.y, fZoomScale); |
- } |
- |
- void Zoom(RECT& rc) |
- { |
- T* pT = static_cast<T*>(this); |
- RECT rcZoom = rc; |
- pT->NormalizeRect(rcZoom); |
- SIZE size = { rcZoom.right - rcZoom.left, rcZoom.bottom - rcZoom.top }; |
- POINT pt = { rcZoom.left + size.cx / 2, rcZoom.top + size.cy / 2 }; |
- if(size.cx < m_cxyMinZoomRect || size.cy < m_cxyMinZoomRect) |
- { |
- pT->Zoom(pt, m_fZoomScale + m_fZoomDelta); |
- return; |
- } |
- |
- ATLASSERT(size.cx > 0 && size.cy > 0); |
- |
- float fScaleH = (float)(m_sizeClient.cx + 1) / (float)size.cx; |
- float fScaleV = (float)(m_sizeClient.cy + 1) / (float)size.cy; |
- float fZoomScale = __min(fScaleH, fScaleV) * m_fZoomScale; |
- pT->Zoom(pt, fZoomScale); |
- } |
- |
- void Zoom(float fZoomScale, bool bCenter = true) |
- { |
- if(fZoomScale <= 0) |
- return; |
- |
- fZoomScale = __max(fZoomScale, m_fZoomScaleMin); |
- |
- |
- T* pT = static_cast<T*>(this); |
- POINT pt = { 0 }; |
- if(bCenter) |
- { |
- RECT rc; |
- ::GetClientRect(pT->m_hWnd, &rc); |
- pt.x = rc.right / 2; |
- pt.y = rc.bottom / 2; |
- pT->ViewDPtoLP(&pt); |
- } |
- |
- // Modify the Viewport extent |
- m_fZoomScale = fZoomScale; |
- SIZE sizeAll = { 0 }; |
- sizeAll.cx = (int)((float)m_sizeLogAll.cx * fZoomScale); |
- sizeAll.cy = (int)((float)m_sizeLogAll.cy * fZoomScale); |
- |
- // Update scroll bars and window |
- CScrollImpl< T >::SetScrollSize(sizeAll); |
- |
- if(bCenter) |
- pT->CenterOnLogicalPoint(pt); |
- } |
- |
- // Helper functions |
- void PrepareDC(CDCHandle dc) |
- { |
- ATLASSERT(m_sizeAll.cx >= 0 && m_sizeAll.cy >= 0); |
- dc.SetMapMode(MM_ANISOTROPIC); |
- dc.SetWindowExt(m_sizeLogAll); |
- dc.SetViewportExt(m_sizeAll); |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y); |
- } |
- |
- void ViewDPtoLP(LPPOINT lpPoints, int nCount = 1) |
- { |
- ATLASSERT(lpPoints); |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- CWindowDC dc(pT->m_hWnd); |
- pT->PrepareDC(dc.m_hDC); |
- dc.DPtoLP(lpPoints, nCount); |
- } |
- |
- void ViewLPtoDP(LPPOINT lpPoints, int nCount = 1) |
- { |
- ATLASSERT(lpPoints); |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- |
- CWindowDC dc(pT->m_hWnd); |
- pT->PrepareDC(dc.m_hDC); |
- dc.LPtoDP(lpPoints, nCount); |
- } |
- |
- void ClientToDevice(POINT &pt) |
- { |
- pt.x += m_ptOffset.x; |
- pt.y += m_ptOffset.y; |
- } |
- |
- void DeviceToClient(POINT &pt) |
- { |
- pt.x -= m_ptOffset.x; |
- pt.y -= m_ptOffset.y; |
- } |
- |
- void CenterOnPoint(POINT pt) |
- { |
- T* pT = static_cast<T*>(this); |
- RECT rect; |
- pT->GetClientRect(&rect); |
- |
- int xOfs = pt.x - (rect.right / 2) + m_ptOffset.x; |
- if(xOfs < 0) |
- { |
- xOfs = 0; |
- } |
- else |
- { |
- int xMax = __max((int)(m_sizeAll.cx - rect.right), 0); |
- if(xOfs > xMax) |
- xOfs = xMax; |
- } |
- |
- int yOfs = pt.y - (rect.bottom / 2) + m_ptOffset.y; |
- if(yOfs < 0) |
- { |
- yOfs = 0; |
- } |
- else |
- { |
- int yMax = __max((int)(m_sizeAll.cy - rect.bottom), 0); |
- if(yOfs > yMax) |
- yOfs = yMax; |
- } |
- |
- CScrollImpl< T >::SetScrollOffset(xOfs, yOfs); |
- } |
- |
- void CenterOnLogicalPoint(POINT ptLog) |
- { |
- T* pT = static_cast<T*>(this); |
- pT->ViewLPtoDP(&ptLog); |
- pT->DeviceToClient(ptLog); |
- pT->CenterOnPoint(ptLog); |
- } |
- |
- BOOL PtInDevRect(POINT pt) |
- { |
- RECT rc = { 0, 0, m_sizeAll.cx, m_sizeAll.cy }; |
- ::OffsetRect(&rc, -m_ptOffset.x, -m_ptOffset.y); |
- return ::PtInRect(&rc, pt); |
- } |
- |
- void NormalizeRect(RECT& rc) |
- { |
- if(rc.left > rc.right) |
- { |
- int r = rc.right; |
- rc.right = rc.left; |
- rc.left = r; |
- } |
- if(rc.top > rc.bottom) |
- { |
- int b = rc.bottom; |
- rc.bottom = rc.top; |
- rc.top = b; |
- } |
- } |
- |
- void DrawTrackRect() |
- { |
- T* pT = static_cast<T*>(this); |
- const SIZE sizeLines = { 2, 2 }; |
- RECT rc = m_rcTrack; |
- pT->NormalizeRect(rc); |
- if(!::IsRectEmpty(&rc)) |
- { |
- ::MapWindowPoints(pT->m_hWnd, NULL, (LPPOINT)&rc, 2); |
- CWindowDC dc(NULL); |
- dc.DrawDragRect(&rc, sizeLines, NULL, sizeLines); |
- } |
- } |
- |
- void NotifyParentZoomChanged() |
- { |
- T* pT = static_cast<T*>(this); |
- int nId = pT->GetDlgCtrlID(); |
- NMHDR nmhdr = { pT->m_hWnd, nId, ZSN_ZOOMCHANGED }; |
- ::SendMessage(pT->GetParent(), WM_NOTIFY, (WPARAM)nId, (LPARAM)&nmhdr); |
- } |
- |
- BEGIN_MSG_MAP(CZoomScrollImpl) |
- MESSAGE_HANDLER(WM_SETCURSOR, OnSetCursor) |
- MESSAGE_HANDLER(WM_VSCROLL, CScrollImpl< T >::OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, CScrollImpl< T >::OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, CScrollImpl< T >::OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, CScrollImpl< T >::OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, CScrollImpl< T >::OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, CScrollImpl< T >::OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, CScrollImpl< T >::OnSize) |
- MESSAGE_HANDLER(WM_PAINT, OnPaint) |
- MESSAGE_HANDLER(WM_PRINTCLIENT, OnPaint) |
- MESSAGE_HANDLER(WM_LBUTTONDOWN, OnLButtonDown) |
- MESSAGE_HANDLER(WM_MOUSEMOVE, OnMouseMove) |
- MESSAGE_HANDLER(WM_LBUTTONUP, OnLButtonUp) |
- MESSAGE_HANDLER(WM_CAPTURECHANGED, OnCaptureChanged) |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, CScrollImpl< T >::OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, CScrollImpl< T >::OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, CScrollImpl< T >::OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, CScrollImpl< T >::OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, CScrollImpl< T >::OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, CScrollImpl< T >::OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, CScrollImpl< T >::OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, CScrollImpl< T >::OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, CScrollImpl< T >::OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, CScrollImpl< T >::OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, CScrollImpl< T >::OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, CScrollImpl< T >::OnScrollAllRight) |
- END_MSG_MAP() |
- |
- LRESULT OnPaint(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- T* pT = static_cast<T*>(this); |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- ATLASSERT(m_sizeLogAll.cx >= 0 && m_sizeLogAll.cy >= 0); |
- ATLASSERT(m_sizeAll.cx >= 0 && m_sizeAll.cy >= 0); |
- |
- if(wParam != NULL) |
- { |
- CDCHandle dc = (HDC)wParam; |
- int nMapModeSav = dc.GetMapMode(); |
- dc.SetMapMode(MM_ANISOTROPIC); |
- SIZE szWindowExt = { 0, 0 }; |
- dc.SetWindowExt(m_sizeLogAll, &szWindowExt); |
- SIZE szViewportExt = { 0, 0 }; |
- dc.SetViewportExt(m_sizeAll, &szViewportExt); |
- POINT ptViewportOrg = { 0, 0 }; |
- dc.SetViewportOrg(-m_ptOffset.x, -m_ptOffset.y, &ptViewportOrg); |
- |
- pT->DoPaint(dc); |
- |
- dc.SetMapMode(nMapModeSav); |
- dc.SetWindowExt(szWindowExt); |
- dc.SetViewportExt(szViewportExt); |
- dc.SetViewportOrg(ptViewportOrg); |
- } |
- else |
- { |
- CPaintDC dc(pT->m_hWnd); |
- pT->PrepareDC(dc.m_hDC); |
- pT->DoPaint(dc.m_hDC); |
- } |
- return 0; |
- } |
- |
- LRESULT OnLButtonDown(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) |
- { |
- if(m_nZoomMode == ZOOMMODE_IN && !m_bTracking) |
- { |
- T* pT = static_cast<T*>(this); |
- POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) }; |
- if(pT->PtInDevRect(pt)) |
- { |
- pT->SetCapture(); |
- m_bTracking = true; |
- ::SetRect(&m_rcTrack, pt.x, pt.y, pt.x, pt.y); |
- } |
- } |
- bHandled = FALSE; |
- return 0; |
- } |
- |
- LRESULT OnMouseMove(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) |
- { |
- if(m_bTracking) |
- { |
- T* pT = static_cast<T*>(this); |
- POINT pt = { GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam) }; |
- if(pT->PtInDevRect(pt)) |
- { |
- pT->DrawTrackRect(); |
- m_rcTrack.right = pt.x; |
- m_rcTrack.bottom = pt.y; |
- pT->DrawTrackRect(); |
- } |
- } |
- bHandled = FALSE; |
- return 0; |
- } |
- |
- LRESULT OnLButtonUp(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled) |
- { |
- ::ReleaseCapture(); |
- if(m_nZoomMode == ZOOMMODE_OUT) |
- { |
- T* pT = static_cast<T*>(this); |
- pT->Zoom(GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), m_fZoomScale - m_fZoomDelta); |
- pT->NotifyParentZoomChanged(); |
- } |
- bHandled = FALSE; |
- return 0; |
- } |
- |
- LRESULT OnCaptureChanged(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled) |
- { |
- if(m_bTracking) |
- { |
- m_bTracking = false; |
- T* pT = static_cast<T*>(this); |
- pT->DrawTrackRect(); |
- pT->Zoom(m_rcTrack); |
- pT->NotifyParentZoomChanged(); |
- ::SetRectEmpty(&m_rcTrack); |
- } |
- bHandled = FALSE; |
- return 0; |
- } |
- |
- LRESULT OnSetCursor(UINT /*uMsg*/, WPARAM wParam, LPARAM lParam, BOOL& bHandled) |
- { |
- if(LOWORD(lParam) == HTCLIENT && m_nZoomMode != ZOOMMODE_OFF) |
- { |
- T* pT = static_cast<T*>(this); |
- if((HWND)wParam == pT->m_hWnd) |
- { |
- DWORD dwPos = ::GetMessagePos(); |
- POINT pt = { GET_X_LPARAM(dwPos), GET_Y_LPARAM(dwPos) }; |
- pT->ScreenToClient(&pt); |
- if(pT->PtInDevRect(pt)) |
- { |
- ::SetCursor(::LoadCursor(NULL, IDC_CROSS)); |
- return 1; |
- } |
- } |
- } |
- bHandled = FALSE; |
- return 0; |
- } |
-}; |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CZoomScrollWindowImpl - Implements scrolling window with zooming |
- |
-template <class T, class TBase = ATL::CWindow, class TWinTraits = ATL::CControlWinTraits> |
-class ATL_NO_VTABLE CZoomScrollWindowImpl : public ATL::CWindowImpl< T, TBase, TWinTraits >, public CZoomScrollImpl< T > |
-{ |
-public: |
- BEGIN_MSG_MAP(CZoomScrollWindowImpl) |
- MESSAGE_HANDLER(WM_SETCURSOR, CZoomScrollImpl< T >::OnSetCursor) |
- MESSAGE_HANDLER(WM_VSCROLL, CScrollImpl< T >::OnVScroll) |
- MESSAGE_HANDLER(WM_HSCROLL, CScrollImpl< T >::OnHScroll) |
- MESSAGE_HANDLER(WM_MOUSEWHEEL, CScrollImpl< T >::OnMouseWheel) |
-#if !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(m_uMsgMouseWheel, CScrollImpl< T >::OnMouseWheel) |
-#endif // !((_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)) |
- MESSAGE_HANDLER(WM_MOUSEHWHEEL, CScrollImpl< T >::OnMouseHWheel) |
- MESSAGE_HANDLER(WM_SETTINGCHANGE, CScrollImpl< T >::OnSettingChange) |
- MESSAGE_HANDLER(WM_SIZE, CScrollImpl< T >::OnSize) |
- MESSAGE_HANDLER(WM_PAINT, CZoomScrollImpl< T >::OnPaint) |
- MESSAGE_HANDLER(WM_PRINTCLIENT, CZoomScrollImpl< T >::OnPaint) |
- MESSAGE_HANDLER(WM_LBUTTONDOWN, CZoomScrollImpl< T >::OnLButtonDown) |
- MESSAGE_HANDLER(WM_MOUSEMOVE, CZoomScrollImpl< T >::OnMouseMove) |
- MESSAGE_HANDLER(WM_LBUTTONUP, CZoomScrollImpl< T >::OnLButtonUp) |
- MESSAGE_HANDLER(WM_CAPTURECHANGED, CZoomScrollImpl< T >::OnCaptureChanged) |
- ALT_MSG_MAP(1) |
- COMMAND_ID_HANDLER(ID_SCROLL_UP, CScrollImpl< T >::OnScrollUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_DOWN, CScrollImpl< T >::OnScrollDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_UP, CScrollImpl< T >::OnScrollPageUp) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_DOWN, CScrollImpl< T >::OnScrollPageDown) |
- COMMAND_ID_HANDLER(ID_SCROLL_TOP, CScrollImpl< T >::OnScrollTop) |
- COMMAND_ID_HANDLER(ID_SCROLL_BOTTOM, CScrollImpl< T >::OnScrollBottom) |
- COMMAND_ID_HANDLER(ID_SCROLL_LEFT, CScrollImpl< T >::OnScrollLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_RIGHT, CScrollImpl< T >::OnScrollRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_LEFT, CScrollImpl< T >::OnScrollPageLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_PAGE_RIGHT, CScrollImpl< T >::OnScrollPageRight) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_LEFT, CScrollImpl< T >::OnScrollAllLeft) |
- COMMAND_ID_HANDLER(ID_SCROLL_ALL_RIGHT, CScrollImpl< T >::OnScrollAllRight) |
- END_MSG_MAP() |
-}; |
- |
-#endif // !_WIN32_WCE |
- |
- |
-/////////////////////////////////////////////////////////////////////////////// |
-// CScrollContainer |
- |
-template <class T, class TBase = ATL::CWindow, class TWinTraits = ATL::CControlWinTraits> |
-class ATL_NO_VTABLE CScrollContainerImpl : public CScrollWindowImpl< T, TBase, TWinTraits > |
-{ |
-public: |
- DECLARE_WND_CLASS_EX(NULL, 0, -1) |
- |
- typedef CScrollWindowImpl< T, TBase, TWinTraits > _baseClass; |
- |
-// Data members |
- ATL::CWindow m_wndClient; |
- bool m_bAutoSizeClient; |
- bool m_bDrawEdgeIfEmpty; |
- |
-// Constructor |
- CScrollContainerImpl() : m_bAutoSizeClient(true), m_bDrawEdgeIfEmpty(false) |
- { |
- // Set CScrollWindowImpl extended style |
- SetScrollExtendedStyle(SCRL_SCROLLCHILDREN); |
- } |
- |
-// Attributes |
- HWND GetClient() const |
- { |
- return m_wndClient; |
- } |
- |
- HWND SetClient(HWND hWndClient, bool bClientSizeAsMin = true) |
- { |
- ATLASSERT(::IsWindow(m_hWnd)); |
- |
- HWND hWndOldClient = m_wndClient; |
- m_wndClient = hWndClient; |
- |
- SetRedraw(FALSE); |
- SetScrollSize(1, 1, FALSE); |
- |
- if(m_wndClient.m_hWnd != NULL) |
- { |
- m_wndClient.SetWindowPos(NULL, 0, 0, 0, 0, SWP_NOZORDER | SWP_NOSIZE); |
- |
- if(bClientSizeAsMin) |
- { |
- RECT rect = { 0 }; |
- m_wndClient.GetWindowRect(&rect); |
- if((rect.right - rect.left) > 0 && (rect.bottom - rect.top) > 0) |
- SetScrollSize(rect.right - rect.left, rect.bottom - rect.top, FALSE); |
- } |
- |
- T* pT = static_cast<T*>(this); |
- pT->UpdateLayout(); |
- } |
- |
- SetRedraw(TRUE); |
- RedrawWindow(NULL, NULL, RDW_INVALIDATE | RDW_FRAME | RDW_UPDATENOW | RDW_ALLCHILDREN); |
- |
- return hWndOldClient; |
- } |
- |
-// Message map and handlers |
- BEGIN_MSG_MAP(CScrollContainerImpl) |
- MESSAGE_HANDLER(WM_SETFOCUS, OnSetFocus) |
- MESSAGE_HANDLER(WM_ERASEBKGND, OnEraseBackground) |
- MESSAGE_HANDLER(WM_SIZE, OnSize) |
- CHAIN_MSG_MAP(_baseClass) |
- FORWARD_NOTIFICATIONS() |
- ALT_MSG_MAP(1) |
- CHAIN_MSG_MAP_ALT(_baseClass, 1) |
- END_MSG_MAP() |
- |
- LRESULT OnSetFocus(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- if(m_wndClient.m_hWnd != NULL) |
- m_wndClient.SetFocus(); |
- |
- return 0; |
- } |
- |
- LRESULT OnEraseBackground(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/) |
- { |
- return 1; // no background needed |
- } |
- |
- LRESULT OnSize(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/) |
- { |
- BOOL bTmp = TRUE; |
- LRESULT lRet = _baseClass::OnSize(uMsg, wParam, lParam, bTmp); |
- |
- T* pT = static_cast<T*>(this); |
- pT->UpdateLayout(); |
- |
- return lRet; |
- } |
- |
-// Overrides for CScrollWindowImpl |
- void DoPaint(CDCHandle dc) |
- { |
- if(!m_bAutoSizeClient || m_wndClient.m_hWnd == NULL) |
- { |
- T* pT = static_cast<T*>(this); |
- RECT rect = { 0 }; |
- pT->GetContainerRect(rect); |
- |
- if(m_bDrawEdgeIfEmpty && m_wndClient.m_hWnd == NULL) |
- dc.DrawEdge(&rect, EDGE_SUNKEN, BF_RECT | BF_ADJUST); |
- |
- dc.FillRect(&rect, COLOR_APPWORKSPACE); |
- } |
- } |
- |
- void ScrollToView(POINT pt) |
- { |
- CScrollWindowImpl< T, TBase, TWinTraits >::ScrollToView(pt); |
- } |
- |
- void ScrollToView(RECT& rect) |
- { |
- CScrollWindowImpl< T, TBase, TWinTraits >::ScrollToView(rect); |
- } |
- |
- void ScrollToView(HWND hWnd) // client window coordinates |
- { |
- T* pT = static_cast<T*>(this); |
- pT; // avoid level 4 warning |
- ATLASSERT(::IsWindow(pT->m_hWnd)); |
- ATLASSERT(m_wndClient.IsWindow()); |
- |
- RECT rect = { 0 }; |
- ::GetWindowRect(hWnd, &rect); |
- ::MapWindowPoints(NULL, m_wndClient.m_hWnd, (LPPOINT)&rect, 2); |
- ScrollToView(rect); |
- } |
- |
-// Implementation - overrideable methods |
- void UpdateLayout() |
- { |
- ATLASSERT(::IsWindow(m_hWnd)); |
- |
- if(m_bAutoSizeClient && m_wndClient.m_hWnd != NULL) |
- { |
- T* pT = static_cast<T*>(this); |
- RECT rect = { 0 }; |
- pT->GetContainerRect(rect); |
- |
- m_wndClient.SetWindowPos(NULL, &rect, SWP_NOZORDER | SWP_NOMOVE); |
- } |
- else |
- { |
- Invalidate(); |
- } |
- } |
- |
- void GetContainerRect(RECT& rect) |
- { |
- GetClientRect(&rect); |
- |
- if(rect.right < m_sizeAll.cx) |
- rect.right = m_sizeAll.cx; |
- |
- if(rect.bottom < m_sizeAll.cy) |
- rect.bottom = m_sizeAll.cy; |
- } |
-}; |
- |
-class CScrollContainer : public CScrollContainerImpl<CScrollContainer> |
-{ |
-public: |
- DECLARE_WND_CLASS_EX(_T("WTL_ScrollContainer"), 0, -1) |
-}; |
- |
-}; // namespace WTL |
- |
-#endif // __ATLSCRL_H__ |