600 lines
16 KiB
C
600 lines
16 KiB
C
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/*-----------------------------------------------------------------------
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**
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** Progress.c
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**
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** A "gas gauge" type control for showing application progress.
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**
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**-----------------------------------------------------------------------*/
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#include "ctlspriv.h"
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// REARCHITECT raymondc - should Process control support __int64 on Win64?
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// Should it support this anyway? Used in the filesystem,
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// this would prevent the shell from having to fudge it
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typedef struct {
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HWND hwnd;
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DWORD dwStyle;
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int iLow, iHigh;
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int iPos;
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int iMarqueePos;
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int iStep;
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HFONT hfont;
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COLORREF _clrBk;
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COLORREF _clrBar;
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HTHEME hTheme;
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} PRO_DATA;
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LRESULT CALLBACK ProgressWndProc(HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam);
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BOOL InitProgressClass(HINSTANCE hInstance)
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{
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WNDCLASS wc = {0};
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wc.lpfnWndProc = ProgressWndProc;
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wc.lpszClassName = s_szPROGRESS_CLASS;
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wc.style = CS_GLOBALCLASS | CS_HREDRAW | CS_VREDRAW;
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wc.hInstance = hInstance; // use DLL instance if in DLL
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wc.hCursor = LoadCursor(NULL, IDC_ARROW);
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wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
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wc.cbWndExtra = sizeof(PRO_DATA *); // store a pointer
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if (!RegisterClass(&wc) && !GetClassInfo(hInstance, s_szPROGRESS_CLASS, &wc))
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return FALSE;
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return TRUE;
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}
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#define MARQUEE_TIMER 1
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void ProEraseBkgnd(PRO_DATA *ppd, HDC hdc, RECT* prcClient)
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{
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COLORREF clrBk = ppd->_clrBk;
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if (clrBk == CLR_DEFAULT)
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clrBk = g_clrBtnFace;
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FillRectClr(hdc, prcClient, clrBk);
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}
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void ProGetPaintMetrics(PRO_DATA *ppd, RECT* prcClient, RECT *prc, int *pdxSpace, int *pdxBlock)
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{
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int dxSpace, dxBlock;
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RECT rc;
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GetClientRect(ppd->hwnd, prcClient);
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if (ppd->hTheme)
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{
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int iPartBar = (ppd->dwStyle & PBS_VERTICAL)? PP_BARVERT : PP_BAR;
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GetThemeBackgroundContentRect(ppd->hTheme, NULL, iPartBar, 0, prcClient, &rc);
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}
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else
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{
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// give 1 pixel around the bar
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rc = *prcClient;
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InflateRect(&rc, -1, -1);
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}
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if (ppd->dwStyle & PBS_VERTICAL)
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dxBlock = (rc.right - rc.left) * 2 / 3;
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else
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dxBlock = (rc.bottom - rc.top) * 2 / 3;
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dxSpace = 2;
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if (dxBlock == 0)
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dxBlock = 1; // avoid div by zero
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if (ppd->dwStyle & PBS_SMOOTH)
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{
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dxBlock = 1;
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dxSpace = 0;
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}
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if (ppd->hTheme)
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{
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int dx;
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if (SUCCEEDED(GetThemeInt(ppd->hTheme, 0, 0, TMT_PROGRESSCHUNKSIZE, &dx)))
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{
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dxBlock = dx;
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}
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if (SUCCEEDED(GetThemeInt(ppd->hTheme, 0, 0, TMT_PROGRESSSPACESIZE, &dx)))
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{
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dxSpace = dx;
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}
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}
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*prc = rc;
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*pdxSpace = dxSpace;
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*pdxBlock = dxBlock;
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}
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int GetProgressScreenPos(PRO_DATA *ppd, int iNewPos, RECT *pRect)
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{
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int iStart, iEnd;
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if (ppd->dwStyle & PBS_VERTICAL)
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{
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iStart = pRect->top;
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iEnd = pRect->bottom;
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}
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else
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{
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iStart = pRect->left;
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iEnd = pRect->right;
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}
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return MulDiv(iEnd - iStart, iNewPos - ppd->iLow, ppd->iHigh - ppd->iLow);
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}
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BOOL ProNeedsRepaint(PRO_DATA *ppd, int iOldPos)
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{
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BOOL fRet = FALSE;
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RECT rc, rcClient;
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int dxSpace, dxBlock;
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int x, xOld;
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if (iOldPos != ppd->iPos)
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{
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ProGetPaintMetrics(ppd, &rcClient, &rc, &dxSpace, &dxBlock);
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x = GetProgressScreenPos(ppd, ppd->iPos, &rc);
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xOld = GetProgressScreenPos(ppd, iOldPos, &rc);
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if (x != xOld)
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{
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if (dxBlock == 1 && dxSpace == 0)
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{
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fRet = TRUE;
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}
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else
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{
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int nBlocks, nOldBlocks;
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nBlocks = (x + (dxBlock + dxSpace) - 1) / (dxBlock + dxSpace); // round up
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nOldBlocks = (xOld + (dxBlock + dxSpace) - 1) / (dxBlock + dxSpace); // round up
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if (nBlocks != nOldBlocks)
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fRet = TRUE;
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}
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}
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}
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return fRet;
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}
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int UpdatePosition(PRO_DATA *ppd, int iNewPos, BOOL bAllowWrap)
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{
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int iOldPos = ppd->iPos;
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UINT uRedraw = RDW_INVALIDATE | RDW_UPDATENOW;
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BOOL fNeedsRepaint = TRUE;
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if (ppd->dwStyle & PBS_MARQUEE)
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{
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// Do an immediate repaint
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uRedraw |= RDW_ERASE;
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}
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else
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{
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if (ppd->iLow == ppd->iHigh)
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iNewPos = ppd->iLow;
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if (iNewPos < ppd->iLow)
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{
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if (!bAllowWrap)
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iNewPos = ppd->iLow;
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else
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iNewPos = ppd->iHigh - ((ppd->iLow - iNewPos) % (ppd->iHigh - ppd->iLow));
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}
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else if (iNewPos > ppd->iHigh)
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{
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if (!bAllowWrap)
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iNewPos = ppd->iHigh;
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else
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iNewPos = ppd->iLow + ((iNewPos - ppd->iHigh) % (ppd->iHigh - ppd->iLow));
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}
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// if moving backwards, erase old version
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if (iNewPos < iOldPos)
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uRedraw |= RDW_ERASE;
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ppd->iPos = iNewPos;
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fNeedsRepaint = ProNeedsRepaint(ppd, iOldPos);
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}
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if (fNeedsRepaint)
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{
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RedrawWindow(ppd->hwnd, NULL, NULL, uRedraw);
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NotifyWinEvent(EVENT_OBJECT_VALUECHANGE, ppd->hwnd, OBJID_CLIENT, 0);
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}
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return iOldPos;
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}
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/* MarqueeShowBlock
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iBlock = The block we're considering - returns TRUE if this block should be shown.
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iMarqueeBlock = The block at the center of the marquee pattern
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nBlocks = The number of blocks in the bar
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*/
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#define BLOCKSINMARQUEE 5
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BOOL MarqueeShowBlock(int iBlock, int iMarqueeBlock, int nBlocks)
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{
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int i;
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for (i = 0; i < BLOCKSINMARQUEE; i++)
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{
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if ((iMarqueeBlock + i - (BLOCKSINMARQUEE / 2)) % nBlocks == iBlock)
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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#define HIGHBG g_clrHighlight
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#define HIGHFG g_clrHighlightText
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#define LOWBG g_clrBtnFace
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#define LOWFG g_clrBtnText
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void ProPaint(PRO_DATA *ppd, HDC hdcIn)
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{
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int x, dxSpace, dxBlock, nBlocks, i;
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HDC hdc, hdcPaint, hdcMem = NULL;
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HBITMAP hbmpOld = NULL;
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RECT rc, rcClient;
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PAINTSTRUCT ps;
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HRESULT hr = E_FAIL;
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int iPart;
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BOOL fTransparent = FALSE;
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BOOL fShowBlock;
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if (hdcIn == NULL)
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{
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hdc = hdcPaint = BeginPaint(ppd->hwnd, &ps);
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// Only make large enough for clipping region
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hdcMem = CreateCompatibleDC(hdc);
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if (hdcMem)
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{
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HBITMAP hMemBm = CreateCompatibleBitmap(hdc, RECTWIDTH(ps.rcPaint), RECTHEIGHT(ps.rcPaint));
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if (hMemBm)
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{
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hbmpOld = SelectObject(hdcMem, hMemBm);
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// Override painting DC with memory DC
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hdc = hdcMem;
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}
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else
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DeleteDC(hdcMem);
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}
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}
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else
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hdc = hdcIn;
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ProGetPaintMetrics(ppd, &rcClient, &rc, &dxSpace, &dxBlock);
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if (hdcMem)
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{
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// OffsetWindowOrgEx() doesn't work with the themes, need to change painting rects
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OffsetRect(&rcClient, -ps.rcPaint.left, -ps.rcPaint.top);
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OffsetRect(&rc, -ps.rcPaint.left, -ps.rcPaint.top);
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}
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x = GetProgressScreenPos(ppd, ppd->iPos, &rcClient);
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// Paint background
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if (ppd->hTheme)
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{
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int iPartBar = (ppd->dwStyle & PBS_VERTICAL)? PP_BARVERT : PP_BAR;
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iPart = (ppd->dwStyle & PBS_VERTICAL)? PP_CHUNKVERT: PP_CHUNK;
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DrawThemeBackground(ppd->hTheme, hdc, iPartBar, 0, &rcClient, 0);
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}
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else
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{
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ProEraseBkgnd(ppd, hdc, &rcClient);
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}
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if (dxBlock == 1 && dxSpace == 0 && ppd->hTheme != NULL)
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{
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if (ppd->dwStyle & PBS_VERTICAL)
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rc.top = x;
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else
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rc.right = x;
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hr = DrawThemeBackground(ppd->hTheme, hdc, iPart, 0, &rc, 0);
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}
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else
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{
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if (ppd->dwStyle & PBS_MARQUEE)
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{
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// Consider the full bar
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if (ppd->dwStyle & PBS_VERTICAL)
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{
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nBlocks = ((rc.bottom - rc.top) + (dxBlock + dxSpace) - 1) / (dxBlock + dxSpace); // round up
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}
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else
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{
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nBlocks = ((rc.right - rc.left) + (dxBlock + dxSpace) - 1) / (dxBlock + dxSpace); // round up
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}
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ppd->iMarqueePos = (ppd->iMarqueePos + 1) % nBlocks;
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}
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else
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{
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nBlocks = (x + (dxBlock + dxSpace) - 1) / (dxBlock + dxSpace); // round up
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}
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for (i = 0; i < nBlocks; i++)
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{
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if (ppd->dwStyle & PBS_VERTICAL)
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{
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rc.top = rc.bottom - dxBlock;
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// are we past the end?
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if (rc.bottom <= rcClient.top)
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break;
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if (rc.top <= rcClient.top)
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rc.top = rcClient.top + 1;
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}
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else
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{
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rc.right = rc.left + dxBlock;
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// are we past the end?
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if (rc.left >= rcClient.right)
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break;
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if (rc.right >= rcClient.right)
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rc.right = rcClient.right - 1;
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}
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if (ppd->dwStyle & PBS_MARQUEE)
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{
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fShowBlock = MarqueeShowBlock(i, ppd->iMarqueePos, nBlocks);
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}
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else
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{
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fShowBlock = TRUE;
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}
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if (fShowBlock)
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{
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if (ppd->hTheme)
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{
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hr = DrawThemeBackground(ppd->hTheme, hdc, iPart, 0, &rc, 0);
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}
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if (FAILED(hr))
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{
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if (ppd->_clrBar == CLR_DEFAULT)
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FillRectClr(hdc, &rc, g_clrHighlight);
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else
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FillRectClr(hdc, &rc, ppd->_clrBar);
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}
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}
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if (ppd->dwStyle & PBS_VERTICAL)
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{
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rc.bottom = rc.top - dxSpace;
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}
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else
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{
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rc.left = rc.right + dxSpace;
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}
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}
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}
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if (hdcMem != NULL)
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{
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BitBlt(hdcPaint, ps.rcPaint.left, ps.rcPaint.top, RECTWIDTH(ps.rcPaint), RECTHEIGHT(ps.rcPaint),
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hdc, 0, 0, SRCCOPY);
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DeleteObject(SelectObject(hdcMem, hbmpOld));
|
||
|
|
DeleteDC(hdcMem);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hdcIn == NULL)
|
||
|
|
EndPaint(ppd->hwnd, &ps);
|
||
|
|
}
|
||
|
|
|
||
|
|
LRESULT Progress_OnCreate(HWND hWnd, LPCREATESTRUCT pcs)
|
||
|
|
{
|
||
|
|
PRO_DATA *ppd = (PRO_DATA *)LocalAlloc(LPTR, sizeof(*ppd));
|
||
|
|
if (!ppd)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
// remove ugly double 3d edge
|
||
|
|
SetWindowPtr(hWnd, 0, ppd);
|
||
|
|
ppd->hwnd = hWnd;
|
||
|
|
ppd->iHigh = 100; // default to 0-100
|
||
|
|
ppd->iStep = 10; // default to step of 10
|
||
|
|
ppd->dwStyle = pcs->style;
|
||
|
|
ppd->_clrBk = CLR_DEFAULT;
|
||
|
|
ppd->_clrBar = CLR_DEFAULT;
|
||
|
|
ppd->hTheme = OpenThemeData(hWnd, L"Progress");
|
||
|
|
|
||
|
|
if (ppd->hTheme)
|
||
|
|
{
|
||
|
|
SetWindowLong(hWnd, GWL_EXSTYLE, (pcs->dwExStyle & ~(WS_EX_CLIENTEDGE | WS_EX_STATICEDGE | WS_BORDER)));
|
||
|
|
SetWindowPos(hWnd, NULL, 0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// hack of the 3d client edge that WS_BORDER implies in dialogs
|
||
|
|
// add the 1 pixel static edge that we really want
|
||
|
|
SetWindowLong(hWnd, GWL_EXSTYLE, (pcs->dwExStyle & ~WS_EX_CLIENTEDGE) | WS_EX_STATICEDGE);
|
||
|
|
|
||
|
|
if (!(pcs->dwExStyle & WS_EX_STATICEDGE))
|
||
|
|
SetWindowPos(hWnd, NULL, 0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED);
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
LRESULT MarqueeSetTimer(PRO_DATA *ppd, BOOL fDoMarquee, UINT iMilliseconds)
|
||
|
|
{
|
||
|
|
if (fDoMarquee)
|
||
|
|
{
|
||
|
|
SetTimer(ppd->hwnd, MARQUEE_TIMER, iMilliseconds ? iMilliseconds : 30, NULL);
|
||
|
|
ppd->iMarqueePos = 0;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
KillTimer(ppd->hwnd, MARQUEE_TIMER);
|
||
|
|
}
|
||
|
|
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
LRESULT CALLBACK ProgressWndProc(HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam)
|
||
|
|
{
|
||
|
|
int x;
|
||
|
|
HFONT hFont;
|
||
|
|
PRO_DATA *ppd = (PRO_DATA *)GetWindowPtr(hWnd, 0);
|
||
|
|
|
||
|
|
switch (wMsg)
|
||
|
|
{
|
||
|
|
case WM_CREATE:
|
||
|
|
return Progress_OnCreate(hWnd, (LPCREATESTRUCT)lParam);
|
||
|
|
|
||
|
|
case WM_DESTROY:
|
||
|
|
if (ppd)
|
||
|
|
{
|
||
|
|
if (ppd->hTheme)
|
||
|
|
{
|
||
|
|
CloseThemeData(ppd->hTheme);
|
||
|
|
}
|
||
|
|
|
||
|
|
KillTimer(hWnd, MARQUEE_TIMER);
|
||
|
|
LocalFree((HLOCAL)ppd);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_SYSCOLORCHANGE:
|
||
|
|
InitGlobalColors();
|
||
|
|
InvalidateRect(hWnd, NULL, TRUE);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_SETFONT:
|
||
|
|
hFont = ppd->hfont;
|
||
|
|
ppd->hfont = (HFONT)wParam;
|
||
|
|
return (LRESULT)(UINT_PTR)hFont;
|
||
|
|
|
||
|
|
case WM_GETFONT:
|
||
|
|
return (LRESULT)(UINT_PTR)ppd->hfont;
|
||
|
|
|
||
|
|
case PBM_GETPOS:
|
||
|
|
return ppd->iPos;
|
||
|
|
|
||
|
|
case PBM_GETRANGE:
|
||
|
|
if (lParam) {
|
||
|
|
PPBRANGE ppb = (PPBRANGE)lParam;
|
||
|
|
ppb->iLow = ppd->iLow;
|
||
|
|
ppb->iHigh = ppd->iHigh;
|
||
|
|
}
|
||
|
|
return (wParam ? ppd->iLow : ppd->iHigh);
|
||
|
|
|
||
|
|
case PBM_SETRANGE:
|
||
|
|
// win95 compat
|
||
|
|
wParam = LOWORD(lParam);
|
||
|
|
lParam = HIWORD(lParam);
|
||
|
|
// fall through
|
||
|
|
|
||
|
|
case PBM_SETRANGE32:
|
||
|
|
{
|
||
|
|
LRESULT lret = MAKELONG(ppd->iLow, ppd->iHigh);
|
||
|
|
|
||
|
|
// only repaint if something actually changed
|
||
|
|
if ((int)wParam != ppd->iLow || (int)lParam != ppd->iHigh)
|
||
|
|
{
|
||
|
|
ppd->iHigh = (int)lParam;
|
||
|
|
ppd->iLow = (int)wParam;
|
||
|
|
// force an invalidation/erase but don't redraw yet
|
||
|
|
RedrawWindow(ppd->hwnd, NULL, NULL, RDW_INVALIDATE | RDW_ERASE);
|
||
|
|
UpdatePosition(ppd, ppd->iPos, FALSE);
|
||
|
|
}
|
||
|
|
return lret;
|
||
|
|
}
|
||
|
|
|
||
|
|
case PBM_SETPOS:
|
||
|
|
return (LRESULT)UpdatePosition(ppd, (int) wParam, FALSE);
|
||
|
|
|
||
|
|
case PBM_SETSTEP:
|
||
|
|
x = ppd->iStep;
|
||
|
|
ppd->iStep = (int)wParam;
|
||
|
|
return (LRESULT)x;
|
||
|
|
|
||
|
|
case PBM_SETMARQUEE:
|
||
|
|
return MarqueeSetTimer(ppd, (BOOL) wParam, (UINT) lParam);
|
||
|
|
|
||
|
|
case WM_TIMER:
|
||
|
|
// Pos doesn't move for PSB_MARQUEE mode
|
||
|
|
UpdatePosition(ppd, ppd->iPos, TRUE);
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
case PBM_STEPIT:
|
||
|
|
return (LRESULT)UpdatePosition(ppd, ppd->iStep + ppd->iPos, TRUE);
|
||
|
|
|
||
|
|
case PBM_DELTAPOS:
|
||
|
|
return (LRESULT)UpdatePosition(ppd, ppd->iPos + (int)wParam, FALSE);
|
||
|
|
|
||
|
|
case PBM_SETBKCOLOR:
|
||
|
|
{
|
||
|
|
COLORREF clr = ppd->_clrBk;
|
||
|
|
ppd->_clrBk = (COLORREF)lParam;
|
||
|
|
InvalidateRect(hWnd, NULL, TRUE);
|
||
|
|
return clr;
|
||
|
|
}
|
||
|
|
|
||
|
|
case PBM_SETBARCOLOR:
|
||
|
|
{
|
||
|
|
COLORREF clr = ppd->_clrBar;
|
||
|
|
ppd->_clrBar = (COLORREF)lParam;
|
||
|
|
InvalidateRect(hWnd, NULL, TRUE);
|
||
|
|
return clr;
|
||
|
|
}
|
||
|
|
|
||
|
|
case WM_PRINTCLIENT:
|
||
|
|
case WM_PAINT:
|
||
|
|
ProPaint(ppd,(HDC)wParam);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_ERASEBKGND:
|
||
|
|
return 1; // Filled in ProPaint
|
||
|
|
|
||
|
|
case WM_GETOBJECT:
|
||
|
|
if (lParam == OBJID_QUERYCLASSNAMEIDX)
|
||
|
|
return MSAA_CLASSNAMEIDX_PROGRESS;
|
||
|
|
goto DoDefault;
|
||
|
|
|
||
|
|
case WM_THEMECHANGED:
|
||
|
|
if (ppd->hTheme)
|
||
|
|
CloseThemeData(ppd->hTheme);
|
||
|
|
|
||
|
|
ppd->hTheme = OpenThemeData(hWnd, L"Progress");
|
||
|
|
if (ppd->hTheme == NULL)
|
||
|
|
{
|
||
|
|
SetWindowLong(hWnd, GWL_EXSTYLE, GetWindowLong(hWnd, GWL_EXSTYLE) | WS_EX_STATICEDGE);
|
||
|
|
SetWindowPos(hWnd, NULL, 0,0,0,0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE | SWP_FRAMECHANGED);
|
||
|
|
}
|
||
|
|
|
||
|
|
InvalidateRect(hWnd, NULL, TRUE);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case WM_STYLECHANGED:
|
||
|
|
if (wParam == GWL_STYLE)
|
||
|
|
{
|
||
|
|
ppd->dwStyle = ((STYLESTRUCT *)lParam)->styleNew;
|
||
|
|
|
||
|
|
// change positions to force repaint
|
||
|
|
ppd->iPos = ppd->iLow + 1;
|
||
|
|
UpdatePosition(ppd, ppd->iLow, TRUE);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
DoDefault:
|
||
|
|
default:
|
||
|
|
return DefWindowProc(hWnd,wMsg,wParam,lParam);
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|