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/*++
Copyright (c) 1990-1995 Microsoft Corporation
Module Name:
tvctrl.c
Abstract:
This module contains all procedures to paint the treeview window
Author:
17-Oct-1995 Tue 16:06:50 created -by- Daniel Chou (danielc)
[Environment:]
NT Windows - Common Printer Driver UI DLL
[Notes:]
Revision History:
--*/
#include "precomp.h"
#pragma hdrstop
#define DBG_CPSUIFILENAME DbgTVCtrl
#define DBG_WM_PAINT 0x00000001
#define DBG_DRAWITEM_RECT 0x00000002
#define DBG_DRAWITEM_COLOR 0x00000004
#define DBG_SYS_COLOR 0x00000008
#define DBG_ORIGIN 0x00000010
#define DBG_COMMAND 0x00000020
#define DBG_EDIT_PROC 0x00000040
#define DBG_SCROLL 0x00000080
#define DBG_CYICON 0x00000100
#define DBG_WM_SETFONT 0x00000200
#define DBG_KEYS 0x00000400
#define DBG_CTRLCOLOR 0x00000800
DEFINE_DBGVAR(0);
extern HINSTANCE hInstDLL;
typedef struct _MYBMPINFO { BITMAPINFOHEADER bh; RGBQUAD clr[2]; } MYBMPINFO;
#define CY_LINES 9
static const BYTE HLineBits[CY_LINES * 4] = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x55, 0x55, 0x55 };
static const BYTE TLineBits[CY_LINES * 4] = {
0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0x55, 0x55, 0x55 };
static const BITMAPINFOHEADER bhLines = {
sizeof(BITMAPINFOHEADER), CXIMAGE, CY_LINES, 1, 1, BI_RGB, ALIGN_DW(CXIMAGE, 24) * CY_LINES, 0, 0, 2, 2 };
VOIDDeleteTVFonts( PTVWND pTVWnd )
/*++
Routine Description:
Arguments:
Return Value:
Author:
11-Aug-1998 Tue 14:05:24 created -by- Daniel Chou (danielc)
Revision History:
--*/
{ HDC hDC; HFONT hFont;
if ((hDC = pTVWnd->hDCTVWnd) && (hFont = pTVWnd->hTVFont[0])) {
SelectObject(hDC, (HANDLE)hFont);
if (hFont = pTVWnd->hTVFont[1]) {
DeleteObject(hFont); pTVWnd->hTVFont[1] = NULL; }
if (hFont = pTVWnd->hTVFont[2]) {
DeleteObject(hFont); pTVWnd->hTVFont[2] = NULL; }
if (hFont = pTVWnd->hTVFont[3]) {
DeleteObject(hFont); pTVWnd->hTVFont[3] = NULL; } }}
BOOLCreateTVFonts( PTVWND pTVWnd, HFONT hFont )
/*++
Routine Description:
Arguments:
Return Value:
Author:
11-Aug-1998 Tue 14:04:04 created -by- Daniel Chou (danielc)
Revision History:
--*/
{ HWND hWndTV; HDC hDC;
if ((hWndTV = pTVWnd->hWndTV) && (hDC = pTVWnd->hDCTVWnd) && (hFont)) {
RECT rc; SIZEL szlText; WCHAR Buf[16]; LOGFONT lf; TEXTMETRIC tm;
DeleteTVFonts(pTVWnd);
//
// hTVFont[0] = Regular current treeview font
//
pTVWnd->hTVFont[0] = hFont; GetObject(hFont, sizeof(lf), &lf);
//
// hTVFont[1] = BOLD Font
//
lf.lfWeight = FW_BOLD;
if (!(pTVWnd->hTVFont[1] = CreateFontIndirect(&lf))) {
CPSUIERR(("CreateFontIndirect(hTVFont[1] BOLD) failed"));
pTVWnd->hTVFont[1] = hFont; }
//
// hTVFont[2] = Underline font
//
GetObject(hFont, sizeof(lf), &lf);
lf.lfUnderline = 1;
if (!(pTVWnd->hTVFont[2] = CreateFontIndirect(&lf))) {
CPSUIERR(("CreateFontIndirect(hTVFont[2] UnderLine) failed"));
pTVWnd->hTVFont[2] = hFont; }
//
// hTVFont[3] = Bold + Underline font
//
lf.lfWeight = FW_BOLD;
if (!(pTVWnd->hTVFont[3] = CreateFontIndirect(&lf))) {
CPSUIERR(("CreateFontIndirect(hTVFont[3]) failed")); pTVWnd->hTVFont[3] = hFont; }
SelectObject(hDC, (HANDLE)pTVWnd->hTVFont[0]);
Buf[0] = L' ';
GetTextExtentPoint(hDC, Buf, 1, &szlText);
pTVWnd->cxSpace = (WORD)szlText.cx; pTVWnd->cxSelAdd = (WORD)((szlText.cx + 1) / 2);
StringCchPrintfW(Buf, COUNT_ARRAY(Buf), L"-88888 "); szlText.cy = (LONG)lstrlenW(Buf);
GetTextExtentPoint(hDC, Buf, szlText.cy, &szlText); pTVWnd->cxMaxUDEdit = (WORD)szlText.cx;
GetTextMetrics(hDC, &tm);
pTVWnd->cxAveChar = (WORD)tm.tmAveCharWidth;
GetClientRect(hWndTV, &rc);
pTVWnd->cxExtAdd = (WORD)(tm.tmAveCharWidth + pTVWnd->cxSelAdd);
CPSUIDBG(DBG_WM_SETFONT, ("CreateTVFonts: 0=%p, 1=%p, 2=%p, 3=%p, Ave=%ld, Space=%ld", pTVWnd->hTVFont[0], pTVWnd->hTVFont[1], pTVWnd->hTVFont[2], pTVWnd->hTVFont[3], pTVWnd->cxAveChar, pTVWnd->cxSpace));
return(TRUE);
} else {
return(FALSE); }}
UINTDrawTVItems( HDC hDC, HWND hWndTV, PTVWND pTVWnd, PRECT prcUpdate )
/*++
Routine Description:
Arguments:
Return Value:
Author:
17-Oct-1995 Tue 14:54:47 created -by- Daniel Chou (danielc)
Revision History:
--*/
{ HFONT hTVFont; HFONT hBoldFont; HFONT hStdFont; HFONT hChgFont; HFONT hOldFont; HTREEITEM hCurItem; DWORD OldTextClr; DWORD OldBkClr; DWORD ClrFill; RECT rcUpdate; RECT rc; TV_ITEM tvi; POINTL ptlOff; MYBMPINFO bi; LONG yIconOff = -1; UINT cUpdate = 0; UINT cxIndent; UINT OldTAMode; UINT OldBkMode; INT yLinesOff; DWORD HLState; BOOL HasFocus; WCHAR Buf[MAX_RES_STR_CHARS * 2 + 10];
rcUpdate = *prcUpdate; hTVFont = pTVWnd->hTVFont[0]; hBoldFont = pTVWnd->hTVFont[1]; hStdFont = pTVWnd->hTVFont[2]; hChgFont = pTVWnd->hTVFont[3]; hOldFont = SelectObject(hDC, hTVFont); cxIndent = TreeView_GetIndent(hWndTV); HasFocus = (BOOL)(GetFocus() == hWndTV); hCurItem = (pTVWnd->pCurTVItem) ? _OI_HITEM(pTVWnd->pCurTVItem) : NULL; OldTextClr = SetTextColor(hDC, RGB(0x00, 0x00, 0x00)); OldBkClr = SetBkColor(hDC, RGB(0xFF, 0xFF, 0xFF)); OldBkMode = (UINT)SetBkMode(hDC, TRANSPARENT); OldTAMode = (UINT)SetTextAlign(hDC, TA_UPDATECP); tvi.mask = TVIF_CHILDREN | TVIF_HANDLE | TVIF_STATE | TVIF_PARAM | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_TEXT; tvi.hItem = TreeView_GetFirstVisible(hWndTV); HLState = (DWORD)((TreeView_GetDropHilight(hWndTV)) ? TVIS_DROPHILITED : TVIS_SELECTED);
bi.bh = bhLines; ClrFill = GetSysColor(COLOR_WINDOW); bi.clr[0].rgbRed = GetRValue(ClrFill); bi.clr[0].rgbGreen = GetGValue(ClrFill); bi.clr[0].rgbBlue = GetBValue(ClrFill); ClrFill = GetSysColor(COLOR_3DSHADOW); bi.clr[1].rgbRed = GetRValue(ClrFill); bi.clr[1].rgbGreen = GetGValue(ClrFill); bi.clr[1].rgbBlue = GetBValue(ClrFill);
while (tvi.hItem) {
tvi.pszText = Buf; tvi.cchTextMax = sizeof(Buf);
if ((TreeView_GetItemRect(hWndTV, tvi.hItem, &rc, TRUE)) && (rc.left < rcUpdate.right) && (rc.right > rcUpdate.left) && (rc.top < rcUpdate.bottom) && (rc.bottom > rcUpdate.top) && (TreeView_GetItem(hWndTV, &tvi))) {
TVLP tvlp; UINT cBuf; UINT cName; RECT rcFill; DWORD ClrBk; DWORD ClrName; SIZEL szlText; INT xIcon; INT yIcon;
rcFill = rc; rcFill.left = rc.right;
//
// Draw the Text
//
tvlp = GET_TVLP(tvi.lParam); cBuf = (UINT)lstrlen(Buf); cName = (UINT)tvlp.cName;
SelectObject(hDC, (tvi.state & TVIS_BOLD) ? hBoldFont : hTVFont); GetTextExtentPoint(hDC, Buf, cBuf, &szlText);
if (yIconOff == -1) {
yIconOff = rc.bottom - rc.top; //
// Currently the common control group is drawing the text left aligned, starting at
// rc.left + GetSystemMetrics(SM_CXEDGE). So we are following the methods
// in common control to draw the text. Though "guessing" their implementation is
// not the best way to do, it's the only solution we can take. Otherwise, we need
// to implement all the drawing work for the treeview text, which could be even
// worse.
//
ptlOff.x = GetSystemMetrics(SM_CXEDGE); ptlOff.y = (yIconOff - szlText.cy) / 2; yIconOff = (yIconOff - (LONG)pTVWnd->cyImage) / 2; yLinesOff = (INT)((pTVWnd->cyImage / 2) + pTVWnd->yLinesOff);
CPSUIDBG(DBG_CYICON, ("cy=%ld, cyImage=%ld, yIconOff=%ld, yLinesOff=%ld, Indent=%ld", rc.bottom - rc.top, pTVWnd->cyImage, yIconOff, yLinesOff, cxIndent)); }
xIcon = (INT)(rc.left - cxIndent); yIcon = (INT)(rc.top + yIconOff); rc.left += ptlOff.x; rc.top += ptlOff.y;
CPSUIDBG(DBG_DRAWITEM_RECT, ("tvlp=[%04lx] (%ld, %ld)-(%ld, %ld)=%ldx%ld (%ld/%ld) <%ws>", tvlp.Flags, rc.left, rc.top, rc.right, rc.bottom, rc.right - rc.left, rc.bottom - rc.top, cName, cBuf, Buf));
if (tvi.state & HLState) {
//
// Current item is selected
//
if (HasFocus) {
ClrBk = COLOR_HIGHLIGHT; ClrName = (tvlp.Flags & TVLPF_DISABLED) ? COLOR_3DFACE : COLOR_HIGHLIGHTTEXT;
} else {
//
// The COLOR_3DFACE is a text background
//
ClrBk = COLOR_3DFACE; ClrName = (tvlp.Flags & TVLPF_DISABLED) ? COLOR_3DSHADOW : COLOR_BTNTEXT; }
} else {
//
// The item is not currently selected
//
ClrBk = COLOR_WINDOW; ClrName = (tvlp.Flags & TVLPF_DISABLED) ? COLOR_3DSHADOW : COLOR_WINDOWTEXT; }
ClrFill = ClrBk + 1; ClrBk = GetSysColor((UINT)ClrBk); ClrName = GetSysColor((UINT)ClrName);
CPSUIDBG(DBG_SYS_COLOR, ("ClrBk=(%3d,%3d,%3d), ClrName=(%3d,%3d,%3d), State=%08lx/%08lx, Focus=%ld, %ws", GetRValue(ClrBk), GetGValue(ClrBk), GetBValue(ClrBk), GetRValue(ClrName), GetGValue(ClrName), GetBValue(ClrName), tvi.state, HLState, (HasFocus) ? 1 : 0, Buf));
CPSUIDBG(DBG_DRAWITEM_COLOR, ("COLOR: Item=(%3d,%3d,%3d)", GetRValue(ClrName), GetGValue(ClrName), GetBValue(ClrName)));
if (cBuf > cName) {
GetTextExtentPoint(hDC, Buf, cName, &szlText); MoveToEx(hDC, rc.left += szlText.cx, rc.top, NULL); SelectObject(hDC, (tvlp.Flags & TVLPF_CHANGEONCE) ? hChgFont : hStdFont); GetTextExtentPoint(hDC, &Buf[cName], cBuf - cName, &szlText);
if ((rcFill.right = rc.left + szlText.cx) > rcFill.left) {
FillRect(hDC, &rcFill, (HBRUSH)LongToHandle(ClrFill)); }
SetTextColor(hDC, ClrName); SetBkColor(hDC, ClrBk); SetBkMode(hDC, OPAQUE); TextOut(hDC, rc.left, rc.top, &Buf[cName], cBuf - cName); }#if DO_IN_PLACE
if (tvlp.Flags & TVLPF_EMPTYICON) {#if DBG
Buf[cName] = L'\0'; CPSUIDBG(DBG_CYICON, ("%40ws Lines='%hs'", Buf, ((tvi.cChildren) && (tvi.state & TVIS_EXPANDED)) ? "T" : "-"));#endif
SetDIBitsToDevice(hDC, xIcon, yIcon + yLinesOff, CXIMAGE, CY_LINES, 0, 0, 0, CY_LINES, ((tvi.cChildren) && (tvi.state & TVIS_EXPANDED)) ? TLineBits : HLineBits, (BITMAPINFO *)&bi, DIB_RGB_COLORS); }#endif
if (tvlp.Flags & TVLPF_ECBICON) {
POPTITEM pItem; PEXTCHKBOX pECB;
pItem = GetOptions(pTVWnd, tvi.lParam); pECB = pItem->pExtChkBox;
ImageList_Draw(pTVWnd->himi, GetIcon16Idx(pTVWnd, _OI_HINST(pItem), GET_ICONID(pECB, ECBF_ICONID_AS_HICON), IDI_CPSUI_EMPTY), hDC, xIcon, yIcon, ILD_TRANSPARENT);
}
if (tvlp.Flags & TVLPF_STOP) {
ImageList_Draw(pTVWnd->himi, GetIcon16Idx(pTVWnd, NULL, 0, IDI_CPSUI_STOP), hDC, xIcon, yIcon, ILD_TRANSPARENT); }
if (tvlp.Flags & TVLPF_NO) {
ImageList_Draw(pTVWnd->himi, GetIcon16Idx(pTVWnd, NULL, 0, IDI_CPSUI_NO), hDC, xIcon, yIcon, ILD_TRANSPARENT); }
if (tvlp.Flags & TVLPF_WARNING) {
ImageList_Draw(pTVWnd->himi, GetIcon16Idx(pTVWnd, NULL, 0, IDI_CPSUI_WARNING_OVERLAY), hDC, xIcon + X_WARNOVLY_ADD, yIcon + Y_WARNOVLY_ADD, ILD_TRANSPARENT); }
++cUpdate; }
tvi.hItem = TreeView_GetNextVisible(hWndTV, tvi.hItem); }
SelectObject(hDC, hOldFont); SetTextColor(hDC, OldTextClr); SetBkColor(hDC, OldBkClr); SetBkMode(hDC, OldBkMode); SetTextAlign(hDC, OldTAMode);
return(cUpdate);}
LRESULTCALLBACKMyTVWndProc( HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam )
/*++
Routine Description:
Arguments:
Return Value:
Author:
17-Oct-1995 Tue 12:36:19 created -by- Daniel Chou (danielc)
Revision History:
--*/
{ HWND hDlg; HWND *phWndEdit; HWND hWndEdit; UINT chWndEdit; HDWP hDWP; PTVWND pTVWnd; WNDPROC TVWndProc; DWORD ClrBk; DWORD ClrText;
if ((hDlg = GetParent(hWnd)) && (pTVWnd = GET_PTVWND(hDlg)) && (TVWndProc = pTVWnd->TVWndProc)) {
HDC hDC; LRESULT lResult; RECT rcUpdate;
switch (Msg) {
#if DO_IN_PLACE
case WM_VSCROLL: case WM_HSCROLL:
CPSUIDBG(DBG_SCROLL, ("MyTVWndProc: WM_%cSCROLL, hScroll=%08lx (%08lx:%08lx:%08lx)=%ld, Pos=%ld, Code=%ld", (Msg == WM_VSCROLL) ? 'V' : 'H', lParam, pTVWnd->hWndEdit[0], pTVWnd->hWndEdit[1], pTVWnd->hWndEdit[2], pTVWnd->chWndEdit, HIWORD(wParam), LOWORD(wParam)));
chWndEdit = pTVWnd->chWndEdit; phWndEdit = pTVWnd->hWndEdit;
if (lParam) {
while (chWndEdit--) {
if ((HWND)lParam == *phWndEdit++) {
PostMessage(hDlg, WM_COMMAND, wParam, lParam);
break; } }
return(FALSE);
}
break;#endif
case WM_COMMAND:
CPSUIDBG(DBG_COMMAND, ("MyTVWndProc: WM_COMMAND"));
PostMessage(hDlg, WM_COMMAND, wParam, lParam);
return(FALSE);
break;
case WM_CTLCOLORBTN: case WM_CTLCOLORSTATIC:
switch (GetWindowLongPtr((HWND)lParam, GWLP_ID)) {
case IDD_TV_CHKBOX: case IDD_TV_EXTCHKBOX:
if (GetFocus() == (HWND)lParam) {
CPSUIDBG(DBG_CTRLCOLOR, ("Get WM_CTLCOLOR, HAS FOCUS"));
ClrText = (DWORD)COLOR_HIGHLIGHTTEXT; ClrBk = (DWORD)COLOR_HIGHLIGHT;
} else {
CPSUIDBG(DBG_CTRLCOLOR, ("Get WM_CTLCOLOR, NO FOCUS"));
ClrText = COLOR_WINDOWTEXT; ClrBk = COLOR_WINDOW; }
SetTextColor((HDC)wParam, GetSysColor(ClrText)); SetBkMode((HDC)wParam, TRANSPARENT); return((LRESULT)GetSysColorBrush(ClrBk));
break; }
break;
case WM_HELP: case WM_CONTEXTMENU:
PostMessage(hDlg, Msg, wParam, lParam);
break;
case WM_SETFONT:
CPSUIDBG(DBG_WM_SETFONT, ("MyTVWndProc: WM_SETFONT, IGNORE")); return(TRUE);
break;
case WM_KEYDOWN:
switch (wParam) {
case VK_RIGHT:
if ((pTVWnd->chWndEdit) && (pTVWnd->hWndEdit[0])) {
SetFocus(pTVWnd->hWndEdit[0]); return(0); } }
case WM_KEYUP:
CPSUIDBG(DBG_KEYS, ("MyTVWndProc: WM_KEY%hs: VK=%ld", (Msg == WM_KEYUP) ? "UP" : "DOWN", wParam));
break;
case WM_PAINT:#if DO_IN_PLACE
if ((pTVWnd->pCurTVItem) && (chWndEdit = (UINT)pTVWnd->chWndEdit) && (TreeView_GetItemRect(hWnd, _OI_HITEM(pTVWnd->pCurTVItem), &rcUpdate, TRUE)) && ((rcUpdate.left != pTVWnd->ptCur.x) || (rcUpdate.top != pTVWnd->ptCur.y)) && (hDWP = BeginDeferWindowPos(chWndEdit))) {
POINTL pt;
phWndEdit = pTVWnd->hWndEdit;
CPSUIDBG(DBG_ORIGIN, ("CurTVItem=Moved (%08lx:%08lx:%08lx)From (%4ld, %4ld) ---> (%4ld, %4ld)", pTVWnd->hWndEdit[0], pTVWnd->hWndEdit[1], pTVWnd->hWndEdit[2], pTVWnd->ptCur.x, pTVWnd->ptCur.y, rcUpdate.left, rcUpdate.top));
pt.x = rcUpdate.left - pTVWnd->ptCur.x; pt.y = rcUpdate.top - pTVWnd->ptCur.y; pTVWnd->ptCur.x = rcUpdate.left; pTVWnd->ptCur.y = rcUpdate.top;
while ((chWndEdit--) && (hDWP)) {
if (hWndEdit = *phWndEdit++) {
GetWindowRect(hWndEdit, &rcUpdate);
rcUpdate.left += pt.x; rcUpdate.top += pt.y; rcUpdate.right += pt.x; rcUpdate.bottom += pt.y;
MapWindowPoints(NULL, hWnd, (LPPOINT)&rcUpdate, 2);
hDWP = DeferWindowPos(hDWP, hWndEdit, NULL, rcUpdate.left, rcUpdate.top, 0, 0, SWP_DRAWFRAME | SWP_FRAMECHANGED | SWP_NOSIZE | SWP_NOZORDER); } }
if (hDWP) {
EndDeferWindowPos(hDWP); } }#endif
GetUpdateRect(hWnd, &rcUpdate, FALSE);
lResult = CallWindowProc(TVWndProc, hWnd, Msg, wParam, lParam);
CPSUIDBG(DBG_WM_PAINT, ("\n!! Update Rect = (%ld, %ld)-(%ld, %ld) = %ld x %ld\n\n", rcUpdate.left, rcUpdate.top, rcUpdate.right, rcUpdate.bottom, rcUpdate.right - rcUpdate.left, rcUpdate.bottom - rcUpdate.top));
if (hDC = GetDC(hWnd)) {
IntersectClipRect(hDC, rcUpdate.left, rcUpdate.top, rcUpdate.right, rcUpdate.bottom);
DrawTVItems(hDC, hWnd, pTVWnd, &rcUpdate); ReleaseDC(hWnd, hDC);
} else {
CPSUIERR(("MyTVWndProc: GetDC(%08lx) FAILED", hWnd)); }
return(lResult);
default:
break; }
return(CallWindowProc(TVWndProc, hWnd, Msg, wParam, lParam));
} else {
CPSUIERR(("MyTVWndProc: hDlg=%08lx, pTVWnd=%08lx, TVWndProc=%08lx", hDlg, pTVWnd, TVWndProc));
return(TRUE); }}
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