diff options
Diffstat (limited to 'private/oleutest/letest/ole2ui/objfdbk.c')
| -rw-r--r-- | private/oleutest/letest/ole2ui/objfdbk.c | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/private/oleutest/letest/ole2ui/objfdbk.c b/private/oleutest/letest/ole2ui/objfdbk.c new file mode 100644 index 000000000..65e30f907 --- /dev/null +++ b/private/oleutest/letest/ole2ui/objfdbk.c @@ -0,0 +1,246 @@ +/* + * OBJFDBK.C + * + * Miscellaneous API's to generate UI feedback effects for OLE objects. This + * is part of the OLE 2.0 User Interface Support Library. + * The following feedback effects are supported: + * 1. Object selection handles (OleUIDrawHandles) + * 2. Open Object window shading (OleUIDrawShading) + * + * Copyright (c)1992 Microsoft Corporation, All Right Reserved + */ + +#define STRICT 1 +#include "ole2ui.h" + +static void DrawHandle(HDC hdc, int x, int y, UINT cSize, BOOL bInvert, BOOL fDraw); + +/* + * OleUIDrawHandles + * + * Purpose: + * Draw handles or/and boundary around Container Object when selected + * + * Parameters: + * lpRect Dimensions of Container Object + * hdc HDC of Container Object (MM_TEXT mapping mode) + * dwFlags- + * Exclusive flags + * OLEUI_HANDLES_INSIDE Draw handles on inside of rect + * OLEUI_HANDLES_OUTSIDE Draw handles on outside of rect + * Optional flags + * OLEUI_HANDLES_NOBORDER Draw handles only, no rect + * OLEUI_HANDLES_USEINVERSE + * use invert for handles and rect, o.t. use COLOR_WINDOWTEXT + * cSize size of handle box + * fDraw Draw if TRUE, erase if FALSE + * + * Return Value: null + * + */ +STDAPI_(void) OleUIDrawHandles( + LPRECT lpRect, + HDC hdc, + DWORD dwFlags, + UINT cSize, + BOOL fDraw +) +{ + HBRUSH hbr; + RECT rc; + int bkmodeOld; + BOOL bInvert = (BOOL) (dwFlags & OLEUI_HANDLES_USEINVERSE); + + CopyRect((LPRECT)&rc, lpRect); + + bkmodeOld = SetBkMode(hdc, TRANSPARENT); + + if (dwFlags & OLEUI_HANDLES_OUTSIDE) + InflateRect((LPRECT)&rc, cSize - 1, cSize - 1); + + // Draw the handles inside the rectangle boundary + DrawHandle(hdc, rc.left, rc.top, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.left, rc.top+(rc.bottom-rc.top-cSize)/2, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.left, rc.bottom-cSize, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.left+(rc.right-rc.left-cSize)/2, rc.top, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.left+(rc.right-rc.left-cSize)/2, rc.bottom-cSize, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.right-cSize, rc.top, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.right-cSize, rc.top+(rc.bottom-rc.top-cSize)/2, cSize, bInvert, fDraw); + DrawHandle(hdc, rc.right-cSize, rc.bottom-cSize, cSize, bInvert, fDraw); + + if (!(dwFlags & OLEUI_HANDLES_NOBORDER)) { + if (fDraw) + hbr = GetStockObject(BLACK_BRUSH); + else + hbr = GetStockObject(WHITE_BRUSH); + + FrameRect(hdc, lpRect, hbr); + } + + SetBkMode(hdc, bkmodeOld); +} + + + +/* + * DrawHandle + * + * Purpose: + * Draw a handle box at the specified coordinate + * + * Parameters: + * hdc HDC to be drawn into + * x, y upper left corner coordinate of the handle box + * cSize size of handle box + * bInvert use InvertRect() if TRUE, otherwise use Rectangle() + * fDraw Draw if TRUE, erase if FALSE, ignored if bInvert is TRUE + * + * Return Value: null + * + */ +static void DrawHandle(HDC hdc, int x, int y, UINT cSize, BOOL bInvert, BOOL fDraw) +{ + HBRUSH hbr; + HBRUSH hbrOld; + HPEN hpen; + HPEN hpenOld; + RECT rc; + + + if (!bInvert) { + if (fDraw) { + hpen = GetStockObject(BLACK_PEN); + hbr = GetStockObject(BLACK_BRUSH); + } else { + hpen = GetStockObject(WHITE_PEN); + hbr = GetStockObject(WHITE_PEN); + } + + hpenOld = SelectObject(hdc, hpen); + hbrOld = SelectObject(hdc, hbr); + Rectangle(hdc, x, y, x+cSize, y+cSize); + SelectObject(hdc, hpenOld); + SelectObject(hdc, hbrOld); + } + else { + rc.left = x; + rc.top = y; + rc.right = x + cSize; + rc.bottom = y + cSize; + InvertRect(hdc, (LPRECT)&rc); + } +} + + +/* + * OleUIDrawShading + * + * Purpose: + * Shade the object when it is in in-place editing. Borders are drawn + * on the Object rectangle. The right and bottom edge of the rectangle + * are excluded in the drawing. + * + * Parameters: + * lpRect Dimensions of Container Object + * hdc HDC for drawing + * dwFlags- + * Exclusive flags + * OLEUI_SHADE_FULLRECT Shade the whole rectangle + * OLEUI_SHADE_BORDERIN Shade cWidth pixels inside rect + * OLEUI_SHADE_BORDEROUT Shade cWidth pixels outside rect + * Optional flags + * OLEUI_SHADE_USEINVERSE + * use PATINVERT instead of the hex value + * cWidth width of border in pixel + * + * Return Value: null + * + */ +STDAPI_(void) OleUIDrawShading(LPRECT lpRect, HDC hdc, DWORD dwFlags, UINT cWidth) +{ + HBRUSH hbr; + HBRUSH hbrOld; + HBITMAP hbm; + RECT rc; + WORD wHatchBmp[] = {0x11, 0x22, 0x44, 0x88, 0x11, 0x22, 0x44, 0x88}; + COLORREF cvText; + COLORREF cvBk; + + hbm = CreateBitmap(8, 8, 1, 1, wHatchBmp); + hbr = CreatePatternBrush(hbm); + hbrOld = SelectObject(hdc, hbr); + + rc = *lpRect; + + if (dwFlags == OLEUI_SHADE_FULLRECT) { + cvText = SetTextColor(hdc, RGB(255, 255, 255)); + cvBk = SetBkColor(hdc, RGB(0, 0, 0)); + PatBlt(hdc, rc.left, rc.top, rc.right-rc.left, rc.bottom-rc.top, + 0x00A000C9L /* DPa */ ); + + } else { // either inside or outside rect + + if (dwFlags == OLEUI_SHADE_BORDEROUT) + InflateRect((LPRECT)&rc, cWidth - 1, cWidth - 1); + + cvText = SetTextColor(hdc, RGB(255, 255, 255)); + cvBk = SetBkColor(hdc, RGB(0, 0, 0)); + PatBlt(hdc, rc.left, rc.top, rc.right - rc.left, + cWidth, 0x00A000C9L /* DPa */); + PatBlt(hdc, rc.left, rc.top, cWidth, rc.bottom - rc.top, + 0x00A000C9L /* DPa */); + PatBlt(hdc, rc.right - cWidth, rc.top, cWidth, + rc.bottom - rc.top, 0x00A000C9L /* DPa */); + PatBlt(hdc, rc.left, rc.bottom - cWidth, rc.right-rc.left, + cWidth, 0x00A000C9L /* DPa */); + } + + SetTextColor(hdc, cvText); + SetBkColor(hdc, cvBk); + SelectObject(hdc, hbrOld); + DeleteObject(hbr); + DeleteObject(hbm); +} + + +/* + * OleUIShowObject + * + * Purpose: + * Draw the ShowObject effect around the object + * + * Parameters: + * lprc rectangle for drawing + * hdc HDC for drawing + * fIsLink linked object (TRUE) or embedding object (FALSE) + * + * Return Value: null + * + */ +STDAPI_(void) OleUIShowObject(LPCRECT lprc, HDC hdc, BOOL fIsLink) +{ + HPEN hpen; + HPEN hpenOld; + HBRUSH hbrOld; + + if (!lprc || !hdc) + return; + + hpen = fIsLink ? CreatePen(PS_DASH, 1, RGB(0,0,0)) : + GetStockObject(BLACK_PEN); + + if (!hpen) + return; + + hpenOld = SelectObject(hdc, hpen); + hbrOld = SelectObject(hdc, GetStockObject(NULL_BRUSH)); + + Rectangle(hdc, lprc->left, lprc->top, lprc->right, lprc->bottom); + + SelectObject(hdc, hpenOld); + SelectObject(hdc, hbrOld); + + if (fIsLink) + DeleteObject(hpen); + +} |