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windows-nt/Source/XPSP1/NT/printscan/ui/compstui/tvctrl.c

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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
};
VOID
DeleteTVFonts(
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;
}
}
}
BOOL
CreateTVFonts(
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);
szlText.cy = (LONG)wsprintf(Buf, L"-88888 ");
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);
}
}
UINT
DrawTVItems(
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);
}
#if 0
LRESULT
CALLBACK
FocusCtrlProc(
HWND hWnd,
UINT Msg,
WPARAM wParam,
LPARAM lParam
)
/*++
Routine Description:
Arguments:
Return Value:
Author:
12-Feb-1998 Thu 13:08:24 created -by- Daniel Chou (danielc)
Revision History:
--*/
{
PTVWND pTVWnd;
HWND hDlg;
HWND hWndTV;
HWND hFocus;
UINT chWndEdit;
HWND hWndEdit[2];
BOOL PrevCtrl;
WNDPROC WndProc;
if (WndProc = (WNDPROC)GetProp(hWnd, CPSUIPROP_WNDPROC)) {
switch (Msg) {
case WM_SETFOCUS:
if (!wParam) {
wParam = (WPARAM)GetFocus();
}
CPSUIDBG(DBG_EDIT_PROC,
("%ws WM_SETFOCUS, Old=%08lx (%ld)",
(GetWindowLongPtr(hWnd, GWLP_ID) == IDD_PRE_EDIT) ?
L"PREV" : L"NEXT",
wParam, GetWindowLongPtr((HWND)wParam, GWLP_ID)));
if ((wParam) &&
(hDlg = GetParent(hWnd)) &&
(pTVWnd = GET_PTVWND(hDlg)) &&
(chWndEdit = (UINT)pTVWnd->chWndEdit) &&
(hWndTV = pTVWnd->hWndTV)) {
if (hWndEdit[0] = pTVWnd->hWndEdit[0]) {
if ((!IsWindowVisible(hWndEdit[0])) ||
(!IsWindowEnabled(hWndEdit[0]))) {
hWndEdit[0] = NULL;
}
}
if (hWndEdit[1] = pTVWnd->hWndEdit[1]) {
if ((!IsWindowVisible(hWndEdit[1])) ||
(!IsWindowEnabled(hWndEdit[1]))) {
hWndEdit[1] = NULL;
}
}
if (PrevCtrl = (BOOL)(GetWindowLongPtr(hWnd, GWLP_ID) ==
IDD_PRE_EDIT)) {
if ((HWND)wParam == hWndTV) {
hFocus = NULL;
} else if ((HWND)wParam == hWndEdit[1]) {
hFocus = hWndEdit[0];
} else {
hFocus = hWndTV;
}
} else {
if ((HWND)wParam == hWndTV) {
hFocus = hWndEdit[0];
} else if ((HWND)wParam == hWndEdit[0]) {
hFocus = hWndEdit[1];
} else if ((HWND)wParam == hWndEdit[1]) {
hFocus = NULL;
} else if (!(hFocus = hWndEdit[1])) {
if (!(hFocus = hWndEdit[0])) {
hFocus = hWndTV;
}
}
}
if (hFocus) {
SetFocus(hFocus);
} else {
if (!(pTVWnd->Flags & TWF_TV_BY_PUSH)) {
hDlg = GetParent(hDlg);
}
PostMessage(hDlg, WM_NEXTDLGCTL, PrevCtrl, 0);
}
CPSUIDBG(DBG_EDIT_PROC,
(" %ws WM_SETFOCUS, Old=%08lx (%ld), hWndTV=%08lx, Set to %08lx (%ld)",
(PrevCtrl) ? L"PREV" : L"NEXT",
wParam, GetWindowLongPtr((HWND)wParam, GWLP_ID),
hWndTV, hFocus, GetWindowLongPtr(hFocus, GWLP_ID)));
return(TRUE);
}
break;
case WM_DESTROY:
SetWindowLongPtr(hWnd, GWLP_WNDPROC, (LPARAM)WndProc);
RemoveProp(hWnd, CPSUIPROP_WNDPROC);
break;
default:
break;
}
return(CallWindowProc(WndProc, hWnd, Msg, wParam, lParam));
}
return(FALSE);
}
#endif
LRESULT
CALLBACK
MyTVWndProc(
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);
}
}
Reference in a new issue Copy permalink