You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
451 lines
10 KiB
451 lines
10 KiB
/*************************************************************************
|
|
**
|
|
** OLE 2 Sample Code
|
|
**
|
|
** heading.c
|
|
**
|
|
** This file contains functions and support for OutlineDoc's row and
|
|
** column headings.
|
|
**
|
|
** (c) Copyright Microsoft Corp. 1992 - 1993 All Rights Reserved
|
|
**
|
|
*************************************************************************/
|
|
|
|
#include "outline.h"
|
|
|
|
extern LPOUTLINEAPP g_lpApp;
|
|
|
|
|
|
BOOL Heading_Create(LPHEADING lphead, HWND hWndParent, HINSTANCE hInst)
|
|
{
|
|
HDC hDC;
|
|
TEXTMETRIC tm;
|
|
|
|
if (!lphead || !hWndParent || !hInst)
|
|
return FALSE;
|
|
|
|
hDC = GetDC(hWndParent);
|
|
if (!hDC)
|
|
return FALSE;
|
|
|
|
if (!GetTextMetrics(hDC, (TEXTMETRIC FAR*)&tm))
|
|
return FALSE;
|
|
lphead->m_colhead.m_uHeight = tm.tmHeight;
|
|
lphead->m_rowhead.m_uWidth = 4 * tm.tmAveCharWidth;
|
|
lphead->m_fShow = TRUE;
|
|
|
|
ReleaseDC(hWndParent, hDC);
|
|
|
|
lphead->m_hfont = CreateFont(
|
|
tm.tmHeight,
|
|
0,0,0,0,0,0,0,0,
|
|
OUT_TT_PRECIS, // use TrueType
|
|
CLIP_DEFAULT_PRECIS,
|
|
DEFAULT_QUALITY,
|
|
DEFAULT_PITCH | FF_DONTCARE,
|
|
HEADING_FONT
|
|
);
|
|
|
|
if (!lphead->m_hfont)
|
|
return FALSE;
|
|
|
|
lphead->m_colhead.m_hWnd = CreateWindow(
|
|
"listbox",
|
|
"Column Heading",
|
|
WS_VISIBLE | WS_CHILD | WS_DISABLED | LBS_OWNERDRAWVARIABLE |
|
|
LBS_NOINTEGRALHEIGHT,
|
|
0,0,0,0, // any values
|
|
hWndParent,
|
|
(HMENU)IDC_COLHEADING,
|
|
hInst,
|
|
NULL);
|
|
|
|
if (!lphead->m_colhead.m_hWnd)
|
|
return FALSE;
|
|
|
|
// add a dummy line to get WM_DRAWITEM message
|
|
SendMessage(lphead->m_colhead.m_hWnd, LB_ADDSTRING, 0,
|
|
MAKELPARAM(lphead->m_colhead.m_uHeight,0));
|
|
|
|
lphead->m_rowhead.m_hWnd = CreateWindow(
|
|
"listbox",
|
|
"Row Heading",
|
|
WS_VISIBLE | WS_CHILD | WS_DISABLED | LBS_OWNERDRAWVARIABLE,
|
|
0,0,0,0, // any values
|
|
hWndParent,
|
|
(HMENU)IDC_ROWHEADING,
|
|
hInst,
|
|
NULL);
|
|
|
|
if (!lphead->m_rowhead.m_hWnd)
|
|
return FALSE;
|
|
|
|
SendMessage(lphead->m_rowhead.m_hWnd, LB_ADDSTRING, 0,
|
|
MAKELPARAM(lphead->m_colhead.m_uHeight,0));
|
|
|
|
lphead->m_rowhead.m_WndProc =
|
|
(FARPROC) GetWindowLongPtr(lphead->m_rowhead.m_hWnd, GWLP_WNDPROC );
|
|
SetWindowLongPtr(lphead->m_rowhead.m_hWnd, GWLP_WNDPROC,
|
|
(LONG_PTR) RowHeadWndProc);
|
|
|
|
lphead->m_hwndButton = CreateWindow(
|
|
"button",
|
|
NULL,
|
|
WS_VISIBLE | WS_CHILD,
|
|
0,0,0,0, // any values
|
|
hWndParent,
|
|
(HMENU)IDC_BUTTON,
|
|
hInst,
|
|
NULL);
|
|
|
|
if (!lphead->m_hwndButton)
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
void Heading_Destroy(LPHEADING lphead)
|
|
{
|
|
if (!lphead)
|
|
return;
|
|
|
|
if (IsWindow(lphead->m_colhead.m_hWnd)) {
|
|
DestroyWindow(lphead->m_colhead.m_hWnd);
|
|
lphead->m_colhead.m_hWnd = NULL;
|
|
}
|
|
if (IsWindow(lphead->m_rowhead.m_hWnd)) {
|
|
DestroyWindow(lphead->m_rowhead.m_hWnd);
|
|
lphead->m_rowhead.m_hWnd = NULL;
|
|
}
|
|
if (IsWindow(lphead->m_hwndButton)) {
|
|
DestroyWindow(lphead->m_hwndButton);
|
|
lphead->m_hwndButton = NULL;
|
|
}
|
|
#ifdef WIN32
|
|
if (GetObjectType(lphead->m_hfont)) {
|
|
#else
|
|
if (IsGDIObject(lphead->m_hfont)) {
|
|
#endif
|
|
DeleteObject(lphead->m_hfont);
|
|
lphead->m_hfont = NULL;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
void Heading_Move(LPHEADING lphead, HWND hwndDoc, LPSCALEFACTOR lpscale)
|
|
{
|
|
int nOffsetX;
|
|
int nOffsetY;
|
|
RECT rcDoc;
|
|
|
|
if (!lphead || !hwndDoc || !lpscale)
|
|
return;
|
|
|
|
if (!lphead->m_fShow)
|
|
return;
|
|
|
|
nOffsetX = (int) Heading_RH_GetWidth(lphead, lpscale);
|
|
nOffsetY = (int) Heading_CH_GetHeight(lphead, lpscale);
|
|
GetClientRect(hwndDoc, (LPRECT)&rcDoc);
|
|
|
|
MoveWindow(lphead->m_hwndButton, 0, 0, nOffsetX, nOffsetY, TRUE);
|
|
|
|
MoveWindow(
|
|
lphead->m_colhead.m_hWnd,
|
|
nOffsetX, 0,
|
|
rcDoc.right-rcDoc.left-nOffsetX, nOffsetY,
|
|
TRUE
|
|
);
|
|
|
|
MoveWindow(lphead->m_rowhead.m_hWnd, 0, nOffsetY, nOffsetX,
|
|
rcDoc.bottom-rcDoc.top-nOffsetY, TRUE);
|
|
}
|
|
|
|
|
|
void Heading_Show(LPHEADING lphead, BOOL fShow)
|
|
{
|
|
int nCmdShow;
|
|
|
|
if (!lphead)
|
|
return;
|
|
|
|
lphead->m_fShow = fShow;
|
|
nCmdShow = fShow ? SW_SHOW : SW_HIDE;
|
|
|
|
ShowWindow(lphead->m_hwndButton, nCmdShow);
|
|
ShowWindow(lphead->m_colhead.m_hWnd, nCmdShow);
|
|
ShowWindow(lphead->m_rowhead.m_hWnd, nCmdShow);
|
|
}
|
|
|
|
|
|
void Heading_ReScale(LPHEADING lphead, LPSCALEFACTOR lpscale)
|
|
{
|
|
UINT uHeight;
|
|
|
|
if (!lphead || !lpscale)
|
|
return;
|
|
|
|
// Row heading is scaled with the LineList_Rescale. So, only
|
|
// Column heading needed to be scaled here.
|
|
uHeight = (UINT)(lphead->m_colhead.m_uHeight * lpscale->dwSyN /
|
|
lpscale->dwSyD);
|
|
SendMessage(lphead->m_colhead.m_hWnd, LB_SETITEMHEIGHT, 0,
|
|
MAKELPARAM(uHeight, 0));
|
|
}
|
|
|
|
|
|
void Heading_CH_Draw(LPHEADING lphead, LPDRAWITEMSTRUCT lpdis, LPRECT lprcScreen, LPRECT lprcObject)
|
|
{
|
|
HPEN hpenOld;
|
|
HPEN hpen;
|
|
HBRUSH hbr;
|
|
HFONT hfOld;
|
|
int nTabInPix;
|
|
char letter;
|
|
int i;
|
|
int nOldMapMode;
|
|
RECT rcWindowOld;
|
|
RECT rcViewportOld;
|
|
POINT point;
|
|
|
|
if (!lpdis || !lphead)
|
|
return;
|
|
|
|
hbr = GetStockObject(LTGRAY_BRUSH);
|
|
FillRect(lpdis->hDC, (LPRECT)&lpdis->rcItem, hbr);
|
|
|
|
nOldMapMode = SetDCToAnisotropic(lpdis->hDC, lprcScreen, lprcObject,
|
|
(LPRECT)&rcWindowOld, (LPRECT)&rcViewportOld);
|
|
|
|
hfOld = SelectObject(lpdis->hDC, lphead->m_hfont);
|
|
hpen = GetStockObject(BLACK_PEN);
|
|
hpenOld = SelectObject(lpdis->hDC, hpen);
|
|
|
|
nTabInPix = XformWidthInHimetricToPixels(lpdis->hDC, TABWIDTH);
|
|
SetBkMode(lpdis->hDC, TRANSPARENT);
|
|
|
|
letter = COLUMN_LETTER;
|
|
MoveToEx(lpdis->hDC, lprcObject->left, lprcObject->bottom,&point);
|
|
LineTo(lpdis->hDC, lprcObject->left, lprcObject->top);
|
|
|
|
for (i = 0; i < COLUMN; i++) {
|
|
lprcObject->right = lprcObject->left + nTabInPix;
|
|
DrawText(lpdis->hDC, (LPCSTR)&letter, 1, lprcObject,
|
|
DT_SINGLELINE | DT_CENTER | DT_VCENTER);
|
|
MoveToEx(lpdis->hDC, lprcObject->right, lprcObject->bottom, &point);
|
|
LineTo(lpdis->hDC, lprcObject->right, lprcObject->top);
|
|
|
|
letter++;
|
|
lprcObject->left += nTabInPix;
|
|
}
|
|
|
|
SelectObject(lpdis->hDC, hpenOld);
|
|
SelectObject(lpdis->hDC, hfOld);
|
|
|
|
ResetOrigDC(lpdis->hDC, nOldMapMode, (LPRECT)&rcWindowOld,
|
|
(LPRECT)&rcViewportOld);
|
|
}
|
|
|
|
|
|
void Heading_CH_SetHorizontalExtent(LPHEADING lphead, HWND hwndListBox)
|
|
{
|
|
RECT rcLL;
|
|
RECT rcCH;
|
|
int nLLWidth;
|
|
int nCHWidth;
|
|
int nHorizExtent;
|
|
|
|
if (!lphead || !hwndListBox)
|
|
return;
|
|
|
|
nHorizExtent=(int)SendMessage(hwndListBox, LB_GETHORIZONTALEXTENT, 0, 0L);
|
|
GetClientRect(hwndListBox, (LPRECT)&rcLL);
|
|
GetClientRect(lphead->m_colhead.m_hWnd, (LPRECT)&rcCH);
|
|
|
|
nLLWidth = rcLL.right - rcLL.left;
|
|
nCHWidth = rcCH.right - rcCH.left;
|
|
nHorizExtent += nCHWidth - nLLWidth;
|
|
|
|
SendMessage(lphead->m_colhead.m_hWnd, LB_SETHORIZONTALEXTENT,
|
|
nHorizExtent, 0L);
|
|
}
|
|
|
|
|
|
UINT Heading_CH_GetHeight(LPHEADING lphead, LPSCALEFACTOR lpscale)
|
|
{
|
|
if (!lphead || !lpscale)
|
|
return 0;
|
|
|
|
if (lphead->m_fShow)
|
|
return (UINT)(lphead->m_colhead.m_uHeight * lpscale->dwSyN /
|
|
lpscale->dwSyD);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
|
|
LRESULT Heading_CH_SendMessage(LPHEADING lphead, UINT msg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
if (!lphead)
|
|
return 0;
|
|
|
|
if (lphead->m_colhead.m_hWnd)
|
|
return SendMessage(lphead->m_colhead.m_hWnd, msg, wParam, lParam);
|
|
}
|
|
|
|
|
|
void Heading_CH_ForceRedraw(LPHEADING lphead, BOOL fErase)
|
|
{
|
|
if (!lphead)
|
|
return;
|
|
|
|
InvalidateRect(lphead->m_colhead.m_hWnd, NULL, fErase);
|
|
}
|
|
|
|
void Heading_RH_ForceRedraw(LPHEADING lphead, BOOL fErase)
|
|
{
|
|
if (!lphead)
|
|
return;
|
|
|
|
InvalidateRect(lphead->m_rowhead.m_hWnd, NULL, fErase);
|
|
}
|
|
|
|
void Heading_RH_Draw(LPHEADING lphead, LPDRAWITEMSTRUCT lpdis)
|
|
{
|
|
char cBuf[5];
|
|
HPEN hpenOld;
|
|
HPEN hpen;
|
|
HBRUSH hbrOld;
|
|
HBRUSH hbr;
|
|
HFONT hfOld;
|
|
RECT rc;
|
|
RECT rcWindowOld;
|
|
RECT rcViewportOld;
|
|
int nMapModeOld;
|
|
|
|
if (!lpdis || !lphead)
|
|
return;
|
|
|
|
lpdis->rcItem;
|
|
|
|
rc.left = 0;
|
|
rc.bottom = 0;
|
|
rc.top = (int)lpdis->itemData;
|
|
rc.right = lphead->m_rowhead.m_uWidth;
|
|
|
|
nMapModeOld = SetDCToAnisotropic(lpdis->hDC, &lpdis->rcItem, &rc,
|
|
(LPRECT)&rcWindowOld, (LPRECT)&rcViewportOld);
|
|
|
|
hpen = GetStockObject(BLACK_PEN);
|
|
hpenOld = SelectObject(lpdis->hDC, hpen);
|
|
hbr = GetStockObject(LTGRAY_BRUSH);
|
|
hbrOld = SelectObject(lpdis->hDC, hbr);
|
|
|
|
Rectangle(lpdis->hDC, rc.left, rc.top, rc.right,
|
|
rc.bottom);
|
|
|
|
hfOld = SelectObject(lpdis->hDC, lphead->m_hfont);
|
|
|
|
SetBkMode(lpdis->hDC, TRANSPARENT);
|
|
|
|
wsprintf(cBuf, "%d", lpdis->itemID + 1);
|
|
|
|
DrawText(lpdis->hDC, (LPSTR)cBuf, lstrlen(cBuf), (LPRECT)&rc,
|
|
DT_SINGLELINE | DT_CENTER | DT_VCENTER);
|
|
|
|
SelectObject(lpdis->hDC, hfOld);
|
|
|
|
SelectObject(lpdis->hDC, hpenOld);
|
|
SelectObject(lpdis->hDC, hbrOld);
|
|
|
|
ResetOrigDC(lpdis->hDC, nMapModeOld, (LPRECT)&rcWindowOld,
|
|
(LPRECT)&rcViewportOld);
|
|
}
|
|
|
|
LRESULT Heading_RH_SendMessage(LPHEADING lphead, UINT msg, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
if (!lphead)
|
|
return 0;
|
|
|
|
if (lphead->m_rowhead.m_hWnd)
|
|
return SendMessage(lphead->m_rowhead.m_hWnd, msg, wParam, lParam);
|
|
}
|
|
|
|
|
|
UINT Heading_RH_GetWidth(LPHEADING lphead, LPSCALEFACTOR lpscale)
|
|
{
|
|
if (!lphead || !lpscale)
|
|
return 0;
|
|
|
|
if (lphead->m_fShow)
|
|
return (UINT)(lphead->m_rowhead.m_uWidth * lpscale->dwSxN /
|
|
lpscale->dwSxD);
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
|
|
void Heading_RH_Scroll(LPHEADING lphead, HWND hwndListBox)
|
|
{
|
|
int nTopLL;
|
|
int nTopRH;
|
|
|
|
if (!lphead || !hwndListBox)
|
|
return;
|
|
|
|
nTopLL = (int)SendMessage(hwndListBox, LB_GETTOPINDEX, 0, 0L);
|
|
nTopRH = (int)SendMessage(
|
|
lphead->m_rowhead.m_hWnd, LB_GETTOPINDEX, 0, 0L);
|
|
|
|
if (nTopLL != nTopRH)
|
|
SendMessage(
|
|
lphead->m_rowhead.m_hWnd,LB_SETTOPINDEX,(WPARAM)nTopLL,0L);
|
|
}
|
|
|
|
|
|
LRESULT FAR PASCAL RowHeadWndProc(HWND hWnd, UINT Message, WPARAM wParam, LPARAM lParam)
|
|
{
|
|
HWND hwndParent = GetParent (hWnd);
|
|
LPOUTLINEDOC lpDoc = (LPOUTLINEDOC)GetWindowLongPtr(hwndParent, 0);
|
|
LPHEADING lphead = OutlineDoc_GetHeading(lpDoc);
|
|
|
|
switch (Message) {
|
|
case WM_PAINT:
|
|
{
|
|
LPLINELIST lpLL = OutlineDoc_GetLineList(lpDoc);
|
|
PAINTSTRUCT ps;
|
|
|
|
// If there is no line in listbox, trap the message and draw the
|
|
// background gray. Without this, the background will be painted
|
|
// as default color.
|
|
if (!LineList_GetCount(lpLL)) {
|
|
BeginPaint(hWnd, &ps);
|
|
EndPaint(hWnd, &ps);
|
|
return 0;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case WM_ERASEBKGND:
|
|
{
|
|
HDC hDC = (HDC)wParam;
|
|
RECT rc;
|
|
|
|
GetClientRect(hWnd, (LPRECT)&rc);
|
|
FillRect(hDC, (LPRECT)&rc, GetStockObject(GRAY_BRUSH));
|
|
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
return CallWindowProc(
|
|
(WNDPROC)lphead->m_rowhead.m_WndProc,
|
|
hWnd,
|
|
Message,
|
|
wParam,
|
|
lParam
|
|
);
|
|
}
|