mirror of
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Create a branch for header work.
svn path=/branches/header-work/; revision=45691
This commit is contained in:
Timo Kreuzer
parent
14fe274b1c
commit
9ea495ba33
19538 changed files with 0 additions and 1063950 deletions
599
base/applications/charmap/map.c
Normal file
599
base/applications/charmap/map.c
Normal file
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@ -0,0 +1,599 @@
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/*
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* PROJECT: ReactOS Character Map
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: base/applications/charmap/map.c
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* PURPOSE: class implementation for painting glyph region
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* COPYRIGHT: Copyright 2007 Ged Murphy <gedmurphy@reactos.org>
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*
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*/
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#include <precomp.h>
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static const WCHAR szMapWndClass[] = L"FontMapWnd";
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static const WCHAR szLrgCellWndClass[] = L"LrgCellWnd";
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static
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VOID
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TagFontToCell(PCELL pCell,
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WCHAR ch)
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{
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pCell->ch = ch;
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}
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static
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VOID
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SetGrid(PMAP infoPtr)
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{
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INT x, y;
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for (y = 0; y < YCELLS; y++)
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for (x = 0; x < XCELLS; x++)
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{
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infoPtr->Cells[y][x].CellExt.left = x * infoPtr->CellSize.cx + 1;
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infoPtr->Cells[y][x].CellExt.top = y * infoPtr->CellSize.cy + 1;
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infoPtr->Cells[y][x].CellExt.right = (x + 1) * infoPtr->CellSize.cx + 2;
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infoPtr->Cells[y][x].CellExt.bottom = (y + 1) * infoPtr->CellSize.cy + 2;
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CopyRect(&infoPtr->Cells[y][x].CellInt,
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&infoPtr->Cells[y][x].CellExt);
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InflateRect(&infoPtr->Cells[y][x].CellInt,
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-1,
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-1);
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}
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}
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static
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VOID
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DrawActiveCell(PMAP infoPtr,
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HDC hdc)
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{
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Rectangle(hdc,
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infoPtr->pActiveCell->CellInt.left,
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infoPtr->pActiveCell->CellInt.top,
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infoPtr->pActiveCell->CellInt.right,
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infoPtr->pActiveCell->CellInt.bottom);
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}
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static
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VOID
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DrawGrid(PMAP infoPtr,
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HDC hdc)
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{
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INT x, y;
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for (y = 0; y < YCELLS; y++)
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for (x = 0; x < XCELLS; x++)
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{
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Rectangle(hdc,
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infoPtr->Cells[y][x].CellExt.left,
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infoPtr->Cells[y][x].CellExt.top,
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infoPtr->Cells[y][x].CellExt.right,
|
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infoPtr->Cells[y][x].CellExt.bottom);
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}
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if (infoPtr->pActiveCell)
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DrawActiveCell(infoPtr,
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hdc);
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}
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static
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VOID
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FillGrid(PMAP infoPtr,
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HDC hdc)
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{
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HFONT hOldFont;
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WCHAR ch;
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INT x, y;
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hOldFont = SelectObject(hdc,
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infoPtr->hFont);
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for (y = 0; y < YCELLS; y++)
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for (x = 0; x < XCELLS; x++)
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{
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ch = (WCHAR)((XCELLS * (y + infoPtr->iYStart)) + x);
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TagFontToCell(&infoPtr->Cells[y][x], ch);
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DrawTextW(hdc,
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&ch,
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1,
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&infoPtr->Cells[y][x].CellInt,
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DT_CENTER | DT_VCENTER | DT_SINGLELINE);
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}
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SelectObject(hdc,
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hOldFont);
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}
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|
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static
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BOOL
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CreateLargeCell(PMAP infoPtr)
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{
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RECT rLarge;
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CopyRect(&rLarge,
|
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&infoPtr->pActiveCell->CellExt);
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MapWindowPoints(infoPtr->hMapWnd,
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infoPtr->hParent,
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(VOID*)&rLarge,
|
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2);
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|
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InflateRect(&rLarge,
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XLARGE - XCELLS,
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YLARGE - YCELLS);
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infoPtr->hLrgWnd = CreateWindowExW(0,
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szLrgCellWndClass,
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NULL,
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WS_CHILDWINDOW | WS_VISIBLE,
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rLarge.left,
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rLarge.top,
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rLarge.right - rLarge.left,
|
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rLarge.bottom - rLarge.top,
|
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infoPtr->hParent,
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NULL,
|
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hInstance,
|
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infoPtr);
|
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if (!infoPtr->hLrgWnd)
|
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return FALSE;
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|
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return TRUE;
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}
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|
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|
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static
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VOID
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MoveLargeCell(PMAP infoPtr)
|
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{
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RECT rLarge;
|
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|
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CopyRect(&rLarge,
|
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&infoPtr->pActiveCell->CellExt);
|
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|
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MapWindowPoints(infoPtr->hMapWnd,
|
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infoPtr->hParent,
|
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(VOID*)&rLarge,
|
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2);
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|
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InflateRect(&rLarge,
|
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XLARGE - XCELLS,
|
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YLARGE - YCELLS);
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|
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MoveWindow(infoPtr->hLrgWnd,
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rLarge.left,
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rLarge.top,
|
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rLarge.right - rLarge.left,
|
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rLarge.bottom - rLarge.top,
|
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TRUE);
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|
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InvalidateRect(infoPtr->hLrgWnd,
|
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NULL,
|
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TRUE);
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}
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static
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VOID
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SetFont(PMAP infoPtr,
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LPWSTR lpFontName)
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{
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HDC hdc;
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if (infoPtr->hFont)
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DeleteObject(infoPtr->hFont);
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ZeroMemory(&infoPtr->CurrentFont,
|
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sizeof(LOGFONTW));
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hdc = GetDC(infoPtr->hMapWnd);
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infoPtr->CurrentFont.lfHeight = GetDeviceCaps(hdc,
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LOGPIXELSY) / 5;
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ReleaseDC(infoPtr->hMapWnd, hdc);
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infoPtr->CurrentFont.lfCharSet = DEFAULT_CHARSET;
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wcscpy(infoPtr->CurrentFont.lfFaceName,
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lpFontName);
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infoPtr->hFont = CreateFontIndirectW(&infoPtr->CurrentFont);
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InvalidateRect(infoPtr->hMapWnd,
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NULL,
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TRUE);
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}
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static
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LRESULT
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NotifyParentOfSelection(PMAP infoPtr,
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UINT code,
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WCHAR ch)
|
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{
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LRESULT Ret = 0;
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if (infoPtr->hParent != NULL)
|
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{
|
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DWORD dwIdc = GetWindowLongPtr(infoPtr->hMapWnd, GWLP_ID);
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/*
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* Push directly into the event queue instead of waiting
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* the parent to be unlocked.
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* High word of LPARAM is still available for future needs...
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*/
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Ret = PostMessage(infoPtr->hParent,
|
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WM_COMMAND,
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MAKELPARAM((WORD)dwIdc, (WORD)code),
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(LPARAM)LOWORD(ch));
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}
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return Ret;
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}
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static
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VOID
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OnClick(PMAP infoPtr,
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WORD ptx,
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WORD pty)
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{
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POINT pt;
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INT x, y;
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pt.x = ptx;
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pt.y = pty;
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for (x = 0; x < XCELLS; x++)
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for (y = 0; y < YCELLS; y++)
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{
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if (PtInRect(&infoPtr->Cells[y][x].CellInt,
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pt))
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{
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/* if the cell is not already active */
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if (!infoPtr->Cells[y][x].bActive)
|
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{
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/* set previous active cell to inactive */
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if (infoPtr->pActiveCell)
|
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{
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/* invalidate normal cells, required when
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* moving a small active cell via keyboard */
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if (!infoPtr->pActiveCell->bLarge)
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{
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InvalidateRect(infoPtr->hMapWnd,
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&infoPtr->pActiveCell->CellInt,
|
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TRUE);
|
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}
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infoPtr->pActiveCell->bActive = FALSE;
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infoPtr->pActiveCell->bLarge = FALSE;
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}
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/* set new cell to active */
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infoPtr->pActiveCell = &infoPtr->Cells[y][x];
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infoPtr->pActiveCell->bActive = TRUE;
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infoPtr->pActiveCell->bLarge = TRUE;
|
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if (infoPtr->hLrgWnd)
|
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MoveLargeCell(infoPtr);
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else
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CreateLargeCell(infoPtr);
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}
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else
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{
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/* flick between large and small */
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if (infoPtr->pActiveCell->bLarge)
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{
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DestroyWindow(infoPtr->hLrgWnd);
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infoPtr->hLrgWnd = NULL;
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}
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else
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{
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CreateLargeCell(infoPtr);
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}
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|
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infoPtr->pActiveCell->bLarge = (infoPtr->pActiveCell->bLarge) ? FALSE : TRUE;
|
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}
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break;
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}
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}
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}
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static
|
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BOOL
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OnCreate(PMAP infoPtr,
|
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HWND hwnd,
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HWND hParent)
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{
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RECT rc;
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BOOL Ret = FALSE;
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infoPtr = HeapAlloc(GetProcessHeap(),
|
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0,
|
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sizeof(MAP));
|
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if (infoPtr)
|
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{
|
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SetLastError(0);
|
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SetWindowLongPtrW(hwnd,
|
||||
0,
|
||||
(DWORD_PTR)infoPtr);
|
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if (GetLastError() == 0)
|
||||
{
|
||||
ZeroMemory(infoPtr,
|
||||
sizeof(MAP));
|
||||
|
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infoPtr->hMapWnd = hwnd;
|
||||
infoPtr->hParent = hParent;
|
||||
|
||||
GetClientRect(hwnd, &rc);
|
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infoPtr->ClientSize.cx = rc.right;
|
||||
infoPtr->ClientSize.cy = rc.bottom;
|
||||
infoPtr->CellSize.cx = infoPtr->ClientSize.cx / XCELLS;
|
||||
infoPtr->CellSize.cy = infoPtr->ClientSize.cy / YCELLS;
|
||||
|
||||
infoPtr->pActiveCell = NULL;
|
||||
|
||||
SetGrid(infoPtr);
|
||||
|
||||
SetScrollRange(hwnd, SB_VERT, 0, 255, FALSE);
|
||||
SetScrollPos(hwnd, SB_VERT, 0, TRUE);
|
||||
|
||||
Ret = TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
|
||||
static
|
||||
VOID
|
||||
OnVScroll(PMAP infoPtr,
|
||||
INT Value,
|
||||
INT Pos)
|
||||
{
|
||||
INT iYDiff, iOldYStart = infoPtr->iYStart;
|
||||
|
||||
switch (Value)
|
||||
{
|
||||
case SB_LINEUP:
|
||||
infoPtr->iYStart -= 1;
|
||||
break;
|
||||
|
||||
case SB_LINEDOWN:
|
||||
infoPtr->iYStart += 1;
|
||||
break;
|
||||
|
||||
case SB_PAGEUP:
|
||||
infoPtr->iYStart -= YCELLS;
|
||||
break;
|
||||
|
||||
case SB_PAGEDOWN:
|
||||
infoPtr->iYStart += YCELLS;
|
||||
break;
|
||||
|
||||
case SB_THUMBTRACK:
|
||||
infoPtr->iYStart = Pos;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
infoPtr->iYStart = max(0,
|
||||
min(infoPtr->iYStart, 255*16));
|
||||
|
||||
iYDiff = iOldYStart - infoPtr->iYStart;
|
||||
if (iYDiff)
|
||||
{
|
||||
SetScrollPos(infoPtr->hMapWnd,
|
||||
SB_VERT,
|
||||
infoPtr->iYStart,
|
||||
TRUE);
|
||||
|
||||
if (abs(iYDiff) < YCELLS)
|
||||
{
|
||||
RECT rect;
|
||||
GetClientRect(infoPtr->hMapWnd, &rect);
|
||||
rect.top += 2;
|
||||
rect.bottom -= 2;
|
||||
ScrollWindowEx(infoPtr->hMapWnd,
|
||||
0,
|
||||
iYDiff * infoPtr->CellSize.cy,
|
||||
&rect,
|
||||
&rect,
|
||||
NULL,
|
||||
NULL,
|
||||
SW_INVALIDATE);
|
||||
}
|
||||
else
|
||||
{
|
||||
InvalidateRect(infoPtr->hMapWnd,
|
||||
NULL,
|
||||
TRUE);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static
|
||||
VOID
|
||||
OnPaint(PMAP infoPtr,
|
||||
WPARAM wParam)
|
||||
{
|
||||
PAINTSTRUCT ps;
|
||||
HDC hdc;
|
||||
|
||||
|
||||
if (wParam != 0)
|
||||
{
|
||||
if (!GetUpdateRect(infoPtr->hMapWnd,
|
||||
&ps.rcPaint,
|
||||
TRUE))
|
||||
{
|
||||
return;
|
||||
}
|
||||
hdc = (HDC)wParam;
|
||||
}
|
||||
else
|
||||
{
|
||||
hdc = BeginPaint(infoPtr->hMapWnd,
|
||||
&ps);
|
||||
if (hdc == NULL)
|
||||
{
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
DrawGrid(infoPtr,
|
||||
hdc);
|
||||
|
||||
FillGrid(infoPtr,
|
||||
hdc);
|
||||
|
||||
if (wParam == 0)
|
||||
{
|
||||
EndPaint(infoPtr->hMapWnd,
|
||||
&ps);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
LRESULT
|
||||
CALLBACK
|
||||
MapWndProc(HWND hwnd,
|
||||
UINT uMsg,
|
||||
WPARAM wParam,
|
||||
LPARAM lParam)
|
||||
{
|
||||
PMAP infoPtr;
|
||||
LRESULT Ret = 0;
|
||||
|
||||
infoPtr = (PMAP)GetWindowLongPtrW(hwnd,
|
||||
0);
|
||||
|
||||
switch (uMsg)
|
||||
{
|
||||
case WM_CREATE:
|
||||
{
|
||||
if (!OnCreate(infoPtr,
|
||||
hwnd,
|
||||
((LPCREATESTRUCTW)lParam)->hwndParent))
|
||||
{
|
||||
return (LRESULT)-1;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case WM_LBUTTONDOWN:
|
||||
{
|
||||
OnClick(infoPtr,
|
||||
LOWORD(lParam),
|
||||
HIWORD(lParam));
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case WM_LBUTTONDBLCLK:
|
||||
{
|
||||
NotifyParentOfSelection(infoPtr,
|
||||
FM_SETCHAR,
|
||||
infoPtr->pActiveCell->ch);
|
||||
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case WM_VSCROLL:
|
||||
{
|
||||
OnVScroll(infoPtr,
|
||||
LOWORD(wParam),
|
||||
HIWORD(wParam));
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case FM_SETFONT:
|
||||
SetFont(infoPtr, (LPWSTR)lParam);
|
||||
break;
|
||||
|
||||
case FM_GETCHAR:
|
||||
{
|
||||
if (!infoPtr->pActiveCell) return 0;
|
||||
return infoPtr->pActiveCell->ch;
|
||||
}
|
||||
|
||||
case WM_PAINT:
|
||||
{
|
||||
OnPaint(infoPtr,
|
||||
wParam);
|
||||
break;
|
||||
}
|
||||
|
||||
case WM_DESTROY:
|
||||
{
|
||||
DeleteObject(infoPtr->hFont);
|
||||
HeapFree(GetProcessHeap(),
|
||||
0,
|
||||
infoPtr);
|
||||
SetWindowLongPtrW(hwnd,
|
||||
0,
|
||||
(DWORD_PTR)NULL);
|
||||
break;
|
||||
}
|
||||
|
||||
default:
|
||||
{
|
||||
Ret = DefWindowProcW(hwnd,
|
||||
uMsg,
|
||||
wParam,
|
||||
lParam);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return Ret;
|
||||
}
|
||||
|
||||
|
||||
BOOL
|
||||
RegisterMapClasses(HINSTANCE hInstance)
|
||||
{
|
||||
WNDCLASSW wc = {0};
|
||||
|
||||
wc.style = CS_DBLCLKS;
|
||||
wc.lpfnWndProc = MapWndProc;
|
||||
wc.cbWndExtra = sizeof(PMAP);
|
||||
wc.hInstance = hInstance;
|
||||
wc.hCursor = LoadCursorW(NULL,
|
||||
(LPWSTR)IDC_ARROW);
|
||||
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
|
||||
wc.lpszClassName = szMapWndClass;
|
||||
|
||||
if (RegisterClassW(&wc))
|
||||
{
|
||||
wc.lpfnWndProc = LrgCellWndProc;
|
||||
wc.cbWndExtra = 0;
|
||||
wc.lpszClassName = szLrgCellWndClass;
|
||||
|
||||
return RegisterClassW(&wc) != 0;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
VOID
|
||||
UnregisterMapClasses(HINSTANCE hInstance)
|
||||
{
|
||||
UnregisterClassW(szMapWndClass,
|
||||
hInstance);
|
||||
|
||||
UnregisterClassW(szLrgCellWndClass,
|
||||
hInstance);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue