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/*-------------------------------------------------------------------------- ** ComboBox.c Twin From: Twin/controls ** ** **------------------------- < License Information > ------------------------ ** ** This file was originally a part of Willows TWIN. Willows ** TWIN was released under a Library GPL (LGPL). This permits ** redistribution of this source code, provided that the full ** TWIN license is in effect, and provided that all modifications ** to this source code are made publicly available. ** Please refer to Willows software (www.willows.com) or ** LICENSE for full information. ** ** Under Twine, this file is also protected by an LGPL. Please ** see LICENSE for full details on this license. ** ** ** Copyright 1997 Willows Software, Inc. **------------------------ < File Content Description > -------------------- ** ** Module: controls/ComboBox.c ** ** Description: ** ** ** Functions defined: ** **------------------------- < Revision Information > ----------------------- ** ** Full Revision history at bottom of file ** **--------------------------------------------------------------------------*/ #include <stdio.h> #include <stdlib.h> #include <string.h> #include "windows.h" #include "windowsx.h" #define WinMalloc(n) malloc((n)) #define WinFree(p) free(p) #define GET_WM_COMMAND_ID(wp, lp) LOWORD(wp) #define GET_WM_COMMAND_HWND(wp, lp) (HWND)(lp) #define GET_WM_COMMAND_CMD(wp, lp) HIWORD(wp) #define GET_WM_COMMAND_MPS(id, hwnd, cmd) \ (WPARAM)MAKELONG(id, cmd), (LONG)(hwnd) #define LOSHORT(x) (short int)LOWORD(x) #define Edit_SetSel(hwndCtl, ichStart, ichEnd) ((void)SendMessage((hwndCtl), EM_SETSEL, (ichStart), (ichEnd))) typedef struct { HFONT hFont; /* hFont used */ HWND hWndParent; /* parent window */ UINT nID; /* control ID */ WORD wStateFlags; /* combobox state flags */ UINT wStyle; /* this is a copy of LOWORD(style) */ BOOL bExtended; /* extended UI flag */ BOOL bRedraw; /* MiD - redraw flag, draw only if it's 1 */ HWND EditControl; /* edit/static control hWnd */ HWND ListBoxControl; /* listbox control hWnd */ RECT ButtonRect; /* local button rect (client) */ RECT ListBoxRect; /* listbox rect (screen) */ UINT uHeight; /* height of the normal state */ WNDPROC lpfnOldStatic; /* previous static wndproc */ UINT nListItems; /* ecw */ } COMBOBOX; #define CWD_LPCBDATA 0 #define CBC_EDITID 1 #define CSF_CAPTUREACTIVE 0x0001 #define CSF_LOCALBUTTONDOWN 0x0002 #define CSF_BUTTONDOWN 0x0004 #define CSF_LBOXBUTTONDOWN 0x0008 #define CSF_FOCUS 0x0010 /* MiD */ #define CSF_HASDROPPED 0x0020 /* weav */ #define SET_STATE(lp, wMask) (lp->wStateFlags |= (wMask)) #define CLEAR_STATE(lp, wMask) (lp->wStateFlags &= ~(wMask)) #define IS_SET(lp, wMask) (lp->wStateFlags & (wMask)) #define BOWNERDRAW(l) ((l)->wStyle & (CBS_OWNERDRAWFIXED|CBS_OWNERDRAWVARIABLE)) /********************************************** Styles: CBS_AUTOHSCROLL passed to the edit control CBS_DISABLENOSCROLL passed to the listbox control CBS_DROPDOWN CBS_DROPDOWNLIST CBS_HASSTRINGS passed to the listbox control CBS_NOINTEGRALHEIGHT passed to the listbox control CBS_OEMCONVERT passed to the edit control CBS_OWNERDRAWFIXED passed to the listbox control CBS_OWNERDRAWVARIABLE passed to the listbox control CBS_SIMPLE TODO CBS_SORT passed to the listbox control WS_VSCROLL passed to the listbox control *********************************************/ /********************************************** CBN_xxx messages to be added from mouse tracking... CBN_SELENDCANCEL TODO CBN_SELENDOK TODO *********************************************/ /* imported stuff */ #if 1 void Draw3DButtonRect(HDC hDC, HPEN hPenHigh, HPEN hPenShadow, RECT rc, BOOL fClicked) { HPEN hPenOld; POINT lpt[6]; POINT p3[3]; int shrink=1; hPenOld = SelectObject(hDC, hPenShadow); if (fClicked) { lpt[0].x = lpt[1].x = rc.left; lpt[1].y = lpt[2].y = rc.top; lpt[2].x = rc.right-1; lpt[0].y = rc.bottom-1; Polyline(hDC,lpt,3); } else { lpt[0].x = lpt[1].x = rc.right-1; lpt[0].y = rc.top; lpt[1].y = lpt[2].y = rc.bottom-1; lpt[2].x = rc.left; lpt[3].x = rc.left+1; lpt[3].y = lpt[4].y = rc.bottom-2; lpt[4].x = lpt[5].x = rc.right-2; lpt[5].y = rc.top+1; Polyline(hDC,lpt,6); SelectObject(hDC, hPenHigh); lpt[0].x = rc.right-1; lpt[0].y = lpt[1].y = rc.top; lpt[1].x = lpt[2].x = rc.left; lpt[2].y = rc.bottom-1; lpt[3].x = lpt[4].x = rc.left+1; lpt[3].y = rc.bottom-2; lpt[4].y = lpt[5].y = rc.top+1; lpt[5].x = rc.right-2; Polyline(hDC,lpt,6); } SelectObject(hDC,GetStockObject(BLACK_BRUSH)); /* down */ p3[0].x= rc.left + ((rc.right-rc.left)/2) - 1; p3[0].y= rc.bottom - 4 - shrink; p3[1].x= rc.left + 2 + shrink - 1; p3[1].y= rc.bottom-(rc.bottom-rc.top) + 2 + shrink; p3[2].x= rc.left + ((rc.right-rc.left)-4) - shrink; p3[2].y= rc.bottom-(rc.bottom-rc.top) + 2 + shrink; Polygon(hDC,p3,3); SelectObject(hDC,hPenOld); } #endif #if 0 /* jmt: fix: no COMBOLBOX */ extern LRESULT DefLISTBOXProc(HWND, UINT, WPARAM, LPARAM); extern LRESULT ListboxCtrlProc(HWND, UINT, WPARAM, LPARAM); #endif #if 0 static HPEN GetSysColorPen(int color) { return NULL; } static HBRUSH GetSysColorBrush(int color) { return NULL; } #endif typedef HWND HWND32; #if 0 /* jmt: fix: no ownerdraw */ typedef HANDLE HCLASS32; static HCLASS32 FindClass(LPCSTR str, HINSTANCE hInstance) { return NULL; } #endif #if 0 /* jmt: fix: no scrollbar */ static HWND TWIN_ConvertToSysScroll(HWND hwnd, BOOL status, LPPOINT pp) { return NULL; } #endif extern HWND listwp; static HWND WindowFromPoint(POINT pt) { HWND wp,wp1; int dx,dy,dx1,dy1; #if 0 return NULL; /* fix!! */ #else wp1=NULL; switch(sizeof(dx)) { case 4: dx=0x7fffffff; dy=0x7fffffff; break; case 2: dx=0x7fff; dy=0x7fff; break; } for(wp=listwp; wp; wp=wp->next) { if (wp->winrect.left <= pt.x && pt.x <= wp->winrect.right) { dx1=(wp->winrect.right-pt.x); if (dx1<dx) { wp1=wp; dx=dx1; } dx1=(pt.x-wp->winrect.left); if (dx1<dx) { wp1=wp; dx=dx1; } } if (wp->winrect.top <= pt.y && pt.y <= wp->winrect.bottom) { dy1=(wp->winrect.bottom-pt.y); if (dy1<dy) { wp1=wp; dy=dy1; } dy1=(pt.y-wp->winrect.top); if (dy1<dy) { wp1=wp; dy=dy1; } } } #endif return wp1; } /* internal stuff */ static void CBoxDrawButton(HWND,UINT,COMBOBOX *); static void CBoxSendMouseToLBox(COMBOBOX *, UINT, WPARAM, POINT); static void CBoxCapture(HWND, WORD); static void CBoxDrawEdit(COMBOBOX *, HWND, UINT); static void CBoxDrawStatic(COMBOBOX *, HWND, UINT); /* MiD */ /* handle specific CB messages */ static LRESULT DefCBProc(HWND , UINT , WPARAM , LPARAM ); #if 0 /* jmt: fix: no ownerdraw */ static WNDPROC lpComboBinToNat = 0; #endif static LRESULT CALLBACK DefComboboxProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam); int WINAPI MwRegisterComboboxControl(HINSTANCE hInstance) { WNDCLASS wc; wc.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS | CS_GLOBALCLASS; wc.lpfnWndProc = (WNDPROC)DefComboboxProc; wc.cbClsExtra = 0; wc.cbWndExtra = 0; wc.hInstance = hInstance; wc.hIcon = NULL; wc.hCursor = 0; wc.hbrBackground= GetStockObject(WHITE_BRUSH); wc.lpszMenuName = NULL; wc.lpszClassName= "COMBOBOX"; return RegisterClass(&wc); } static LRESULT CALLBACK DefComboboxProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { PAINTSTRUCT ps; HDC hDC; TEXTMETRIC tm; #if 0 /* jmt: fix: no ownerdraw */ MEASUREITEMSTRUCT mis; #endif COMBOBOX *lp = (COMBOBOX *)NULL; LRESULT rc; HINSTANCE hInst; POINT cp,cpScreen,pp; UINT uiKey; LPCREATESTRUCT lpcs; #if 1 /* jmt: fix: no WM_WINDOWPOSCHANGING */ LPWINDOWPOS lpwp; #endif #if 0 /* jmt: fix: no ownerdraw */ HCLASS32 hComboClass32; LPMEASUREITEMSTRUCT lpmis; LPDRAWITEMSTRUCT lpdis; LPDELETEITEMSTRUCT lpdlis; #endif DWORD dwStyle,dwExStyle; WORD wEditWidth = 0,wEditHeight; WORD wCBN; #if 0 /* jmt: fix: no WM_SETFONT/WM_GETFONT */ RECT rcClient; #endif rc = CB_OKAY; if ((uMsg != WM_CREATE/*WM_NCCREATE*/) && /*(uMsg != WM_CONVERT) &&*/ !(lp = (COMBOBOX *)hWnd->userdata/*GetWindowLong(hWnd,CWD_LPCBDATA)*/)) return rc; switch(uMsg) { #if 0 case WM_SIZE: case WM_ENABLE: case WM_LBUTTONDBLCLK: case WM_COMPAREITEM: case WM_CUT: case WM_CLEAR: #endif case WM_SETFOCUS: SET_STATE(lp, CSF_FOCUS); if ((lp->wStyle & 0x0F) == CBS_DROPDOWNLIST) { uiKey = (UINT)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0L); CBoxDrawStatic(lp, hWnd, uiKey); } if (lp->EditControl) { SetFocus(lp->EditControl); } break; case WM_KILLFOCUS: CLEAR_STATE(lp, CSF_FOCUS); if ((lp->wStyle & 0x0F) == CBS_DROPDOWNLIST) { uiKey = (UINT)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0L); CBoxDrawStatic(lp, hWnd, uiKey); } /* ** Hide listbox when loosing focus to window other than ** our own listbox... When wParam == 0 we "loose" the focus ** to the scrollbar in a listbox! */ if ((lp->wStyle & 0x0F) != CBS_SIMPLE && wParam != (WPARAM)lp->ListBoxControl && wParam != 0) SendMessage(hWnd, CB_SHOWDROPDOWN, 0, 0L); fprintf(stderr," 385: WM_KILLFOCUS\n"); break; #if 0 /* jmt: fix: no WM_KEYDOWN */ case WM_KEYDOWN: /* MiD 08/14/95 */ /* ** We have to process this message in order to show ** current selection in a static control for certain ** keys. This doesn't affect combobox with an edit ** control, since the edit traps all key messages. */ { int nCur = SendMessage(lp->ListBoxControl, LB_GETCURSEL,0, 0L); int nPrevCur = nCur; int nCount = SendMessage(lp->ListBoxControl, LB_GETCOUNT, 0, 0L); if (nCount == 0) break; switch(wParam) { case VK_HOME: nCur = 0; break; case VK_END: nCur = nCount - 1; break; case VK_UP: nCur--; break; case VK_DOWN: nCur++; break; default: return 0L; } if (nCur >= nCount) nCur = nCount - 1; if (nCur < 0) nCur = 0; SendMessage(lp->ListBoxControl, LB_SETCURSEL, nCur, 0L); SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID, hWnd, CBN_SELCHANGE)); if (nCur != nPrevCur) /* ecw */ SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID, hWnd, CBN_SELENDOK)); InvalidateRect(hWnd, NULL, 1); break; } #endif /* WM_KEYDOWN */ case WM_CHAR: { int nNewCur; int nOldCur; if (lp->EditControl) { SendMessage(lp->EditControl, uMsg, wParam, lParam); } else { nOldCur = SendMessage(lp->ListBoxControl, LB_GETCURSEL,0, 0L); SendMessage(lp->ListBoxControl, uMsg, wParam, lParam); nNewCur = SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0L); if (nNewCur != nOldCur) { SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID, hWnd, CBN_SELCHANGE)); InvalidateRect(hWnd, NULL, 1); } } break; } #if 0 /* jmt: fix: no WM_SETREDRAW */ case WM_SETREDRAW: lp->bRedraw = wParam; if (lp->EditControl) SendMessage(lp->EditControl, WM_SETREDRAW, wParam, lParam); if (lp->ListBoxControl) SendMessage(lp->ListBoxControl, WM_SETREDRAW, wParam, lParam); break; #endif case WM_CREATE: /*WM_NCCREATE:*/ lp = (COMBOBOX *)WinMalloc(sizeof(COMBOBOX)); memset((LPSTR)lp,'\0',sizeof(COMBOBOX)); /* save ptr to internal structure */ hWnd->userdata=(DWORD)lp; /* -SetWindowLong(hWnd, CWD_LPCBDATA, (LONG) lp); */ /* this is for CreateWindow calls */ hInst = NULL; /* -GetWindowInstance(hWnd); */ /* fill in the internal structure */ lpcs = (LPCREATESTRUCT)lParam; lp->bRedraw = 1; lp->wStateFlags = 0; lp->wStyle = (UINT)LOWORD(lpcs->style); if (!BOWNERDRAW(lp)) lp->wStyle |= CBS_HASSTRINGS; lp->bExtended = TRUE; lp->hFont = 0; lp->hWndParent = lpcs->hwndParent; lp->nID = (UINT)lpcs->hMenu; #if 0 /* jmt: fix: no ownerdraw */ /* calc the height of the edit/static control */ if (0) /* (BOWNERDRAW(lp)) */ { mis.CtlType = ODT_COMBOBOX; mis.CtlID = (UINT)lpcs->hMenu; mis.itemID = (UINT)-1; mis.itemData = 0L; SendMessage(lpcs->hwndParent, WM_MEASUREITEM, (WPARAM)lpcs->hMenu, (LPARAM)&mis); /*** wEditHeight = (WORD)mis.itemHeight + 2; ***/ } #endif /* ownerdraw */ /* get system font dimensions */ hDC = GetDC((HWND)0); GetTextMetrics(hDC,&tm); ReleaseDC((HWND)0,hDC); /* allow different fonts to fit, don't hard code */ /* otherwise big fonts won't fit. */ /*****wEditHeight = ((tm.tmHeight - tm.tmInternalLeading)*7)/4;*****/ wEditHeight = tm.tmHeight + tm.tmInternalLeading * 3; lp->uHeight = (UINT)wEditHeight; if ((lp->wStyle & 0x0F) != CBS_SIMPLE) { lp->ButtonRect.top = 0; lp->ButtonRect.left = lpcs->cx - 1 - GetSystemMetrics(SM_CXVSCROLL); lp->ButtonRect.right = lpcs->cx; lp->ButtonRect.bottom = wEditHeight; /* for CBS_DROPDOWN/DROPDOWNLIST resize the window */ SetWindowPos(hWnd, 0, 0, 0, lpcs->cx, (int)wEditHeight, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW); } else SetRectEmpty(&lp->ButtonRect); if ((lp->wStyle & 0xf) != CBS_DROPDOWNLIST) { /* EDIT field - calc edit control style */ dwStyle = WS_CHILD | WS_VISIBLE | WS_BORDER; if (lp->wStyle & CBS_AUTOHSCROLL) dwStyle |= ES_AUTOHSCROLL; if (lp->wStyle & CBS_OEMCONVERT) dwStyle |= ES_OEMCONVERT; if ((lp->wStyle & 0x0F) == CBS_SIMPLE) { fprintf(stderr," 528: wEditWidth = lpcs->cx=%d\n",lpcs->cx); wEditWidth = lpcs->cx; } else /* ?if ((lp->wStyle & 0xf) == CBS_DROPDOWN) */ { fprintf(stderr," 533: wEditWidth = lp->ButtonRect.left - 5=%d;\n",lp->ButtonRect.left - 5); wEditWidth = lp->ButtonRect.left - 5; } /* create edit control */ lp->EditControl = CreateWindow("EDIT", NULL, dwStyle, 0, 0, wEditWidth, wEditHeight, hWnd, (HMENU)CBC_EDITID, hInst,(LPVOID)NULL); } else /* CBS_DROPDOWN -- static instead of edit */ lp->EditControl = 0; /* listbox style */ /* jmt: fix: no WS_EX_SAVEBITS, WS_EX_NOCAPTURE, WS_EX_POPUPMENU */ dwExStyle = 0L; /* WS_EX_SAVEBITS | WS_EX_NOCAPTURE | WS_EX_POPUPMENU; */ dwStyle = WS_BORDER | LBS_NOTIFY ; /* | LBS_COMBOLBOX; */ if ((lp->wStyle & 0xf) == CBS_SIMPLE) dwStyle |= WS_VISIBLE | WS_CHILD; else dwStyle |= WS_POPUP; #if 0 if (lp->wStyle & CBS_DISABLENOSCROLL) dwStyle |= LBS_DISABLENOSCROLL; #endif if (lp->wStyle & CBS_HASSTRINGS) dwStyle |= LBS_HASSTRINGS; if (lp->wStyle & CBS_NOINTEGRALHEIGHT) dwStyle |= LBS_NOINTEGRALHEIGHT; if (lp->wStyle & CBS_OWNERDRAWFIXED) dwStyle |= LBS_OWNERDRAWFIXED; if (lp->wStyle & CBS_OWNERDRAWVARIABLE) dwStyle |= LBS_OWNERDRAWVARIABLE; if (lp->wStyle & CBS_SORT) dwStyle |= LBS_SORT; if (lpcs->style & WS_VSCROLL) dwStyle |= WS_VSCROLL; /* calc listbox dimensions and position */ if ((lp->wStyle & 0xf) == CBS_SIMPLE) { lp->ListBoxRect.left = 5; lp->ListBoxRect.top = wEditHeight - 1; lp->ListBoxRect.right = lpcs->cx; lp->ListBoxRect.bottom = lpcs->cy - 2; } else { lp->ListBoxRect.left = lpcs->x; lp->ListBoxRect.right = lp->ListBoxRect.left + lpcs->cx - 1; lp->ListBoxRect.top = lpcs->y + wEditHeight - 1; lp->ListBoxRect.bottom = lp->ListBoxRect.top + lpcs->cy + 1; if ((lp->wStyle & 0x0F) == CBS_DROPDOWN) { lp->ListBoxRect.left += 5; } } #ifdef LATER cp.x = ((lp->wStyle & 0xf) == CBS_DROPDOWNLIST)?0:5; cp.y = wEditHeight - 1; if ((lp->wStyle & 0xf) != CBS_SIMPLE) ClientToScreen(hWnd,&cp); lp->ListBoxRect.left = cp.x; lp->ListBoxRect.top = cp.y; lp->ListBoxRect.right = cp.x + lpcs->cx; if ((lp->wStyle & 0xf) != CBS_DROPDOWNLIST) lp->ListBoxRect.right -= 5; lp->ListBoxRect.bottom = lp->ListBoxRect.top + lpcs->cy - wEditHeight + 1; #endif lp->ListBoxControl = CreateWindowEx(dwExStyle,"LISTBOX",/*"COMBOLBOX",*/ NULL, dwStyle, lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right - lp->ListBoxRect.left, lp->ListBoxRect.bottom - lp->ListBoxRect.top, hWnd, 0, hInst,(LPVOID)NULL); #if MWCLIENT #if 0 GrLowerWindow(lp->ListBoxControl->wid); #endif MwLowerWindow(lp->ListBoxControl); #endif #ifdef LATER /* Microsoft Word 6.0 wants to see COMBOLBOX on top */ /* of Z-order... */ if (dwStyle & WS_POPUP) { SetWindowPos(lp->ListBoxControl, HWND_TOP, 0, 0, 0, 0, SWP_NOREDRAW | SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOMOVE); } #endif #if 0 /* jmt: fix: no HWND32(LPWININFO) */ /* physically expand client window, if there is a scroll style */ if (lpcs->style & WS_VSCROLL) { HWND32 hWnd32 = GETHWND32(hWnd); SetRectEmpty(&hWnd32->rcNC); hWnd32->wWidth = (WORD) hWnd32->rWnd.right-hWnd32->rWnd.left; hWnd32->wHeight = (WORD)hWnd32->rWnd.bottom-hWnd32->rWnd.top; RELEASEWININFO(hWnd32); } #endif /* ** Finally turn off border drawing and WM_?SCROLL styles to prevent creation ** of system scrollbars. */ dwStyle = GetWindowLong(hWnd, GWL_STYLE); dwStyle &= ~(WS_VSCROLL | WS_HSCROLL | WS_BORDER | WS_DLGFRAME | WS_THICKFRAME); SetWindowLong(hWnd, GWL_STYLE, dwStyle); lp->nListItems = 0; return TRUE; case WM_DESTROY: /*WM_NCDESTROY:*/ if (IsWindow(lp->ListBoxControl)) DestroyWindow(lp->ListBoxControl); if (IsWindow(lp->EditControl)) DestroyWindow(lp->EditControl); WinFree((LPSTR)lp); return 0L; case WM_GETDLGCODE: return (LRESULT)(DLGC_WANTCHARS|DLGC_WANTARROWS); /* jmt: twine->mwin bug fixed: */ case WM_NCLBUTTONDOWN: /* jmt: a must */ #if 0 /* twine->mw buggy */ case WM_LBUTTONDOWN: #endif if ((lp->wStyle & 0xf) == CBS_SIMPLE) break; cp.x = (int)(short)LOWORD(lParam); cp.y = (int)(short)HIWORD(lParam); #if 1 /* WM_NCLBUTTONDOWM: */ ScreenToClient(hWnd, &cp); /* jmt: a must */ #endif if (!IS_SET(lp, CSF_CAPTUREACTIVE)) /* no listbox yet */ { /* click on a button or anywhere if it's dropdown combo */ if (PtInRect(&lp->ButtonRect, cp) || (lp->wStyle & 0x0F) == CBS_DROPDOWNLIST) { if (PtInRect(&lp->ButtonRect, cp)) CBoxDrawButton(hWnd, 1, lp); cp.x = ((lp->wStyle & 0xf) != CBS_DROPDOWNLIST) ? 5 : 0; cp.y = lp->uHeight - 1; ClientToScreen(hWnd, &cp); fprintf(stderr," (1)lp->ListBoxRect:(%d,%d,%d,%d)\n", lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right, lp->ListBoxRect.bottom); OffsetRect(&lp->ListBoxRect, cp.x - lp->ListBoxRect.left, cp.y - lp->ListBoxRect.top); fprintf(stderr," (2)lp->ListBoxRect:(%d,%d,%d,%d)\n", lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right, lp->ListBoxRect.bottom); SetWindowPos(lp->ListBoxControl, HWND_TOP, /*0,*/ cp.x, cp.y, 0, 0, SWP_NOSIZE | /*SWP_NOZORDER |*/ SWP_NOACTIVATE); SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_DROPDOWN)); /* ECW added following conditional... 4/4/96 */ /* JMT following conditional is a must for microwindows 8/14/2k */ if (1) /* -(!IS_SET(lp, CSF_HASDROPPED)) jmt: a must */ { /* ??first time it drops down, size it to hold all items?? */ int nitems = SendMessage(lp->ListBoxControl,LB_GETCOUNT,0,0L); #if 0 /* resize if too small, in this case, also do too long */ if (lp->ListBoxRect.bottom - lp->ListBoxRect.top < ((lp->uHeight-2) * nitems)) { #endif nitems = (nitems > 12 ? 12 : nitems); /* a dozen, max */ #if 0 /* twine->mw buggy? */ lp->ListBoxRect.bottom = lp->ListBoxRect.top + ((lp->uHeight-2) * nitems); #endif fprintf(stderr," (2.5)lp->ListBoxRect:(%d,%d,%d,%d)\n", lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right, lp->ListBoxRect.bottom); /* jmt: twine->mwin bug fixed: */ fprintf(stderr," 706: fixed: SetWindowPos(lp->ListBoxControl,,%d,%d,...)\n",cp.x,cp.y); #if 0 /* twine->mwin bug */ SetWindowPos(lp->ListBoxControl,HWND_TOP,0,0, lp->ListBoxRect.right - lp->ListBoxRect.left, lp->ListBoxRect.bottom - lp->ListBoxRect.top, SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER); #else /* jmt: twine->mwin bug fixed: */ SetWindowPos(lp->ListBoxControl,HWND_TOP,cp.x,cp.y, lp->ListBoxRect.right - lp->ListBoxRect.left, lp->ListBoxRect.bottom - lp->ListBoxRect.top, SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER); #endif #if 0 } #endif SET_STATE(lp, CSF_HASDROPPED); } /* End of addition */ ShowWindow(lp->ListBoxControl, SW_SHOW); #if 0 /* orig(twine) */ SetFocus(lp->ListBoxControl); #else /* jmt: mwclient */ SetForegroundWindow(lp->ListBoxControl); #endif CBoxCapture(hWnd, 1); SET_STATE(lp, CSF_CAPTUREACTIVE); SET_STATE(lp, CSF_BUTTONDOWN); } } else { /* there is a listbox visible */ HWND hwndNewFocus = 0; cpScreen = cp; if ((lp->wStyle & 0xf) != CBS_SIMPLE) { ClientToScreen(hWnd, &cpScreen); hwndNewFocus = WindowFromPoint(cpScreen); } fprintf(stderr," (3)lp->ListBoxRect:(%d,%d,%d,%d)\n", lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right, lp->ListBoxRect.bottom); if (PtInRect(&lp->ListBoxRect, cpScreen)) { CBoxSendMouseToLBox(lp, WM_LBUTTONDOWN, wParam, cpScreen); } else { if (PtInRect(&lp->ButtonRect, cp)) CBoxDrawButton(hWnd, 0, lp); if ((lp->wStyle & 0x0F) == CBS_DROPDOWN && hwndNewFocus == lp->EditControl) /* don't close listbox */; else { SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_CLOSEUP)); fprintf(stderr," 802: (hide) SetWindowPos(lp->ListBoxControl, , 0, 0, 0, 0,..)\n"); SetWindowPos(lp->ListBoxControl, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_HIDEWINDOW); #if MWCLIENT MwLowerWindow(lp->ListBoxControl); #endif CBoxCapture(hWnd, 0); CLEAR_STATE(lp, CSF_BUTTONDOWN); } CLEAR_STATE(lp, CSF_CAPTUREACTIVE); if (hwndNewFocus && hwndNewFocus != hWnd) { ScreenToClient(hwndNewFocus, &cpScreen); SetFocus(hwndNewFocus); SendMessage(hwndNewFocus, WM_LBUTTONDOWN, wParam, MAKELONG(cpScreen.x, cpScreen.y)); } } /* !(PtInRect(&lp->ListBoxRect, cpScreen)) */ } break; /* jmt: twine->mwin bug fixed: */ case WM_NCMOUSEMOVE: #if 0 /* jmt: twine->mw buggy */ case WM_MOUSEMOVE: #endif if (!IS_SET(lp,CSF_BUTTONDOWN) && ((lp->wStyle & 0xf) == CBS_SIMPLE)) break; cp.x = (int)(short)LOWORD(lParam); cp.y = (int)(short)HIWORD(lParam); #if 1 /* WM_NCMOUSEMOVE: */ ScreenToClient(hWnd, &cp); /* jmt: a must */ #endif if (IS_SET(lp, CSF_CAPTUREACTIVE)) { if (PtInRect(&lp->ButtonRect,cp)) { if (!IS_SET(lp, CSF_LOCALBUTTONDOWN)) CBoxDrawButton(hWnd, 1, lp); break; } if ((lp->wStyle & 0xf) != CBS_SIMPLE) ClientToScreen(hWnd,&cp); if (PtInRect(&lp->ListBoxRect,cp)) { CBoxSendMouseToLBox(lp,WM_MOUSEMOVE,wParam,cp); } if (IS_SET(lp,CSF_LOCALBUTTONDOWN) && ((lp->wStyle & 0xf) != CBS_SIMPLE)) CBoxDrawButton(hWnd,0,lp); } break; /* jmt: twine->mwin bug fixed: */ case WM_NCLBUTTONUP: #if 0 /* twine->mw buggy */ case WM_LBUTTONUP: #endif if (!IS_SET(lp, CSF_CAPTUREACTIVE)) break; cp.x = (int)(short)LOWORD(lParam); cp.y = (int)(short)HIWORD(lParam); #if 1 /* WM_NCLBUTTONUP */ ScreenToClient(hWnd, &cp); /* jmt: a must */ #endif CLEAR_STATE(lp,CSF_BUTTONDOWN); if (PtInRect(&lp->ButtonRect, cp)) /*(lp->wStyle & 0x0F) == CBS_DROPDOWNLIST)*/ { if (PtInRect(&lp->ButtonRect, cp)) CBoxDrawButton(hWnd, 0, lp); if (IS_SET(lp, CSF_LBOXBUTTONDOWN)) { if ((lp->wStyle & 0xf) != CBS_SIMPLE) ClientToScreen(hWnd, &cp); CBoxSendMouseToLBox(lp, WM_LBUTTONUP, wParam, cp); CLEAR_STATE(lp,CSF_LBOXBUTTONDOWN); } break; } if ((lp->wStyle & 0xf) != CBS_SIMPLE) ClientToScreen(hWnd, &cp); if (PtInRect(&lp->ListBoxRect, cp)) { uiKey = (UINT)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0); if (uiKey != (UINT)LB_ERR) { if (lp->EditControl) { SetFocus(lp->EditControl); CBoxDrawEdit(lp, hWnd, uiKey); } else { SetFocus(hWnd); CBoxDrawStatic(lp, hWnd, uiKey); } /* LATER check the WS_EX_NOPARENTNOTIFY bit in ext style.*/ /* ecw */ SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_SELENDOK)); SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_CLOSEUP)); fprintf(stderr," 844: (hide) SetWindowPos(lp->ListBoxControl, , 0, 0, 0, 0,..)\n"); SetWindowPos(lp->ListBoxControl, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_HIDEWINDOW); CBoxCapture(hWnd, 0); CLEAR_STATE(lp,CSF_CAPTUREACTIVE); } /* uiKey ok */ CBoxSendMouseToLBox(lp, WM_LBUTTONUP, wParam, cp); CLEAR_STATE(lp,CSF_LBOXBUTTONDOWN); #if MWCLIENT #if 0 GrLowerWindow(lp->ListBoxControl->wid); #endif MwLowerWindow(lp->ListBoxControl); #endif } else /* clicked somewhere outside button or listbox - ** the listbox should stay intact... MiD */ if (IS_SET(lp, CSF_LBOXBUTTONDOWN)) { if ((lp->wStyle & 0xf) != CBS_SIMPLE) ClientToScreen(hWnd, &cp); CBoxSendMouseToLBox(lp, WM_LBUTTONUP, wParam, cp); CLEAR_STATE(lp,CSF_LBOXBUTTONDOWN); } break; case WM_ERASEBKGND: return 1L; case WM_PAINT: BeginPaint(hWnd,&ps); EndPaint(hWnd,&ps); if (!IsWindowVisible(hWnd) || !lp->bRedraw) return 0L; if ((lp->wStyle & 0xf) != CBS_SIMPLE) CBoxDrawButton(hWnd, IS_SET(lp,CSF_LOCALBUTTONDOWN), lp); uiKey = (UINT)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0); if (lp->EditControl) CBoxDrawEdit(lp, hWnd, uiKey); else CBoxDrawStatic(lp, hWnd, uiKey); return 0L; case WM_COMMAND: if (GET_WM_COMMAND_ID(wParam,lParam) == CBC_EDITID) { /* edit/static control notifications */ switch((short)GET_WM_COMMAND_CMD(wParam,lParam)) { case EN_SETFOCUS: #ifdef LATER wCBN = CBN_SETFOCUS; #else wCBN = 0; #endif break; case EN_KILLFOCUS: wCBN = CBN_KILLFOCUS; break; case EN_CHANGE: { int index = 0; char sz[128]; /* ** Advance listbox ** selection until there is string match. One first mismatch ** listbox advances to its first item. */ SendMessage(lp->EditControl, WM_GETTEXT, sizeof(sz)-1, (LPARAM)sz); if (/*l*/strlen(sz) > 0/*L*/) index = (int)SendMessage(lp->ListBoxControl, LB_FINDSTRING, -1, (LPARAM)sz); if (index == LB_ERR) index = 0; SendMessage(lp->ListBoxControl, LB_SETTOPINDEX, index, 0L); wCBN = CBN_EDITCHANGE; break; } case EN_UPDATE: wCBN = CBN_EDITUPDATE; break; case EN_ERRSPACE: wCBN = CBN_ERRSPACE; break; default: wCBN = 0; break; } if (wCBN) return SendMessage(lp->hWndParent,WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,wCBN)); else return rc; } if (GET_WM_COMMAND_ID(wParam,lParam) == 0) { /* listbox notifications */ switch ((short)GET_WM_COMMAND_CMD(wParam,lParam)) { case LBN_ERRSPACE: wCBN = CBN_ERRSPACE; break; case LBN_SELCHANGE: if ((lp->wStyle & 0xf) == CBS_SIMPLE) { uiKey = (UINT)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0); if (uiKey != (UINT)LB_ERR) if (lp->EditControl) { CBoxDrawEdit(lp, hWnd, uiKey); } } wCBN = CBN_SELCHANGE; break; case LBN_DBLCLK: wCBN = CBN_DBLCLK; break; case LBN_SELCANCEL: /* TODO */ wCBN = 0; break; case LBN_SETFOCUS: wCBN = CBN_SETFOCUS; break; case LBN_KILLFOCUS: wCBN = CBN_KILLFOCUS; break; default: wCBN = 0; break; } if (wCBN) return SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,wCBN)); else return rc; } break; case WM_GETTEXT: if ( lp->EditControl ) return SendMessage(lp->EditControl,uMsg,wParam,lParam); else if ( lp->ListBoxControl ) { WPARAM sel, len; sel = (WPARAM)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0); if ( sel != (WPARAM)LB_ERR ) { len = (WPARAM)SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, 0, 0); if ( len <= wParam ) return SendMessage(lp->ListBoxControl, LB_GETTEXT, sel, lParam); } } return CB_ERR; case WM_GETTEXTLENGTH: if ( lp->EditControl ) return SendMessage(lp->EditControl,uMsg,wParam,lParam); else if ( lp->ListBoxControl ) { WPARAM sel; sel = (WPARAM)SendMessage(lp->ListBoxControl, LB_GETCURSEL, 0, 0); if ( sel != (WPARAM)LB_ERR ) return SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, sel, 0); } return CB_ERR; case WM_SETTEXT: if ( lp->EditControl ) return SendMessage(lp->EditControl,uMsg,wParam,lParam); return CB_ERR; #if 0 /* jmt: fix: no WM_SETFONT/WM_GETFONT */ case WM_SETFONT: lp->hFont = (HFONT)wParam; hDC = GetDC(hWnd); SelectObject(hDC,lp->hFont); GetTextMetrics(hDC,&tm); ReleaseDC(hWnd,hDC); wEditHeight = tm.tmHeight + 3 * tm.tmInternalLeading; if (wEditHeight == lp->uHeight) return 0L; lp->uHeight = (UINT)wEditHeight; lp->ButtonRect.bottom = wEditHeight; /* ** The following SetWindowPos causes WM_WINDOWPOSCHANGING message ** where child windows are resized and/or moved. */ ShowWindow(hWnd, SW_HIDE); GetClientRect(hWnd,&rcClient); if ((lp->wStyle & 0xf) != CBS_SIMPLE) SetWindowPos(hWnd, 0, 0, 0, rcClient.right, (int)wEditHeight, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW); else SetWindowPos(hWnd, 0, 0, 0, rcClient.right, (int)wEditHeight + lp->ListBoxRect.bottom - lp->ListBoxRect.top + 1, SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER | SWP_NOREDRAW); ShowWindow(hWnd, SW_SHOWNA); if (lp->EditControl) SendMessage(lp->EditControl, WM_SETFONT, wParam,lParam); SendMessage(lp->ListBoxControl, WM_SETFONT, wParam,lParam); if(LOWORD(lParam)) RedrawWindow(hWnd,(const RECT *)0,(HRGN)0, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW ); return (LRESULT)0; case WM_GETFONT: return lp->hFont; #endif /* WM_SETFONT/WM_GETFONT */ case WM_MOVE: /*WM_WINDOWPOSCHANGING:*/ #if 0 lpwp = (LPWINDOWPOS)lParam; #else pp.x=LOWORD(lParam); pp.y=HIWORD(lParam); #endif if (1)/*(lpwp)*/ { if (1)/*(!(lpwp->flags & SWP_NOSIZE))*/ { lp->ButtonRect.right = (hWnd->winrect.right-hWnd->winrect.left); /* lpwp->cx; */ if ((lp->wStyle & 0xf) == CBS_SIMPLE) lp->ButtonRect.left = lp->ButtonRect.right; else lp->ButtonRect.left = (hWnd->winrect.right-hWnd->winrect.left)/*lpwp->cx*/ - 1 - GetSystemMetrics(SM_CXVSCROLL); if (lp->EditControl) { wEditWidth = lp->ButtonRect.left + 1; if ((lp->wStyle & 0xf) == CBS_SIMPLE) wEditWidth --; if ((lp->wStyle & 0xf) == CBS_DROPDOWN) wEditWidth -= 5; SetWindowPos(lp->EditControl,(HWND)0, 0,0, wEditWidth, lp->uHeight, SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOZORDER); } if (lp->ListBoxControl) { if ((lp->wStyle & 0x0F) == CBS_SIMPLE) { lp->ListBoxRect.left = 5; lp->ListBoxRect.top = lp->uHeight - 1; lp->ListBoxRect.right = (hWnd->winrect.right-hWnd->winrect.left); /* lpwp->cx; */ lp->ListBoxRect.bottom = (hWnd->winrect.bottom-hWnd->winrect.top)/*lpwp->cy*/ - 2; } else { POINT cp; cp.x = 0; cp.y = lp->uHeight - 1; ClientToScreen(hWnd, &cp); OffsetRect(&lp->ListBoxRect, cp.x - lp->ListBoxRect.left, cp.y - lp->ListBoxRect.top); lp->ListBoxRect.right = lp->ListBoxRect.left + (hWnd->winrect.right-hWnd->winrect.left)/*lpwp->cx*/; if ((lp->wStyle & 0xf) != CBS_DROPDOWNLIST) lp->ListBoxRect.right -= 5; } SetWindowPos(lp->ListBoxControl,(HWND)0, lp->ListBoxRect.left, lp->ListBoxRect.top, lp->ListBoxRect.right - lp->ListBoxRect.left, lp->ListBoxRect.bottom - lp->ListBoxRect.top, SWP_NOACTIVATE|SWP_NOZORDER); } #if 0 /* jmt: fix: no WM_WINDOWPOSCHANGING */ /* the height of the normal state stays the same */ if ((lp->wStyle & 0xf) != CBS_SIMPLE) lpwp->cy = (int)lp->uHeight; #endif } } return (LRESULT)0; case WM_WINDOWPOSCHANGED: DefWindowProc(hWnd,uMsg,wParam,lParam); lpwp = (LPWINDOWPOS)lParam; if (lpwp) { if (!(lpwp->flags & SWP_NOSIZE)) /* TODO */ #if 0 RedrawWindow(hWnd,(const RECT *)0,(HRGN)0, RDW_INVALIDATE|RDW_ERASE); #else InvalidateRect(hWnd,NULL,TRUE); #endif } return (LRESULT)0; #if 0 /* jmt: fix: no ownerdraw */ /*********************************************/ /* ownerdraw stuff */ /*********************************************/ case WM_DRAWITEM: lpdis = (LPDRAWITEMSTRUCT)lParam; lpdis->CtlType = ODT_COMBOBOX; lpdis->CtlID = lp->nID; lpdis->hwndItem = hWnd; return SendMessage(lp->hWndParent,WM_DRAWITEM, (WPARAM)lp->nID,lParam); case WM_MEASUREITEM: lpmis = (LPMEASUREITEMSTRUCT)lParam; lpmis->CtlType = ODT_COMBOBOX; lpmis->CtlID = lp->nID; return SendMessage(lp->hWndParent,WM_MEASUREITEM, (WPARAM)lp->nID,lParam); case WM_DELETEITEM: lpdlis = (LPDELETEITEMSTRUCT)lParam; lpdlis->CtlType = ODT_COMBOBOX; lpdlis->CtlID = lp->nID; lpdlis->hwndItem = hWnd; return SendMessage(lp->hWndParent,WM_DELETEITEM, (WPARAM)lp->nID,lParam); case WM_CONVERT: if (!lpComboBinToNat) { hComboClass32 = FindClass("COMBOBOX",0); lpComboBinToNat = (WNDPROC)GetClassHandleLong( hComboClass32,GCL_BINTONAT); } if (lpComboBinToNat) return lpComboBinToNat(hWnd, uMsg, wParam, lParam); else return (LRESULT)0; #endif /* ownerdraw */ default: return DefCBProc( hWnd, uMsg, wParam, lParam); } return rc; } /************************************************************************ ** ************************************************************************/ static LRESULT DefCBProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { int len,index; COMBOBOX *lp; char *selection; int rc; POINT cp; lp = (COMBOBOX *) hWnd->userdata/*GetWindowLong(hWnd,CWD_LPCBDATA)*/; switch(uMsg) { /*********************************************/ /* messages specific to the list box control */ /*********************************************/ case CB_ADDSTRING: lp->nListItems++; /* shd. test for successful return */ return SendMessage(lp->ListBoxControl,LB_ADDSTRING, wParam,lParam); case CB_DELETESTRING: if (lp->nListItems) lp->nListItems--; return SendMessage(lp->ListBoxControl,LB_DELETESTRING, wParam,lParam); case CB_DIR: return SendMessage(lp->ListBoxControl,LB_DIR, wParam,lParam); case CB_FINDSTRING: return SendMessage(lp->ListBoxControl,LB_FINDSTRING, wParam,lParam); case CB_FINDSTRINGEXACT: return SendMessage(lp->ListBoxControl,LB_FINDSTRINGEXACT, wParam,lParam); case CB_GETCOUNT: return SendMessage(lp->ListBoxControl,LB_GETCOUNT, wParam,lParam); case CB_GETCURSEL: return SendMessage(lp->ListBoxControl,LB_GETCURSEL, wParam,lParam); case CB_GETITEMDATA: return SendMessage(lp->ListBoxControl,LB_GETITEMDATA, wParam,lParam); case CB_GETITEMHEIGHT: return SendMessage(lp->ListBoxControl,LB_GETITEMHEIGHT, wParam,lParam); case CB_GETLBTEXT: return SendMessage(lp->ListBoxControl,LB_GETTEXT, wParam,lParam); case CB_GETLBTEXTLEN: return SendMessage(lp->ListBoxControl,LB_GETTEXTLEN, wParam,lParam); case CB_INSERTSTRING: return SendMessage(lp->ListBoxControl,LB_INSERTSTRING, wParam,lParam); case CB_SETITEMDATA: return SendMessage(lp->ListBoxControl,LB_SETITEMDATA, wParam,lParam); /*********************************************/ /* messages specific to the edit control */ /*********************************************/ case CB_GETEDITSEL: return SendMessage(lp->EditControl,EM_GETSEL,0,0); case CB_LIMITTEXT: return SendMessage(lp->EditControl,EM_LIMITTEXT, wParam,lParam); case CB_SETEDITSEL: return SendMessage(lp->EditControl,EM_SETSEL, wParam,lParam); /*********************************************/ /* messages handled by the combobox */ /*********************************************/ case CB_GETDROPPEDCONTROLRECT: CopyRect((LPRECT)lParam,&lp->ListBoxRect); break; case CB_GETDROPPEDSTATE: return IS_SET(lp,CSF_CAPTUREACTIVE); case CB_GETEXTENDEDUI: return (LRESULT)lp->bExtended; case CB_RESETCONTENT: SendMessage(lp->ListBoxControl,LB_RESETCONTENT,0,0); if (lp->EditControl) SendMessage(lp->EditControl,WM_SETTEXT,0,(LPARAM)(LPSTR)""); break; case CB_SELECTSTRING: index = (int)SendMessage(lp->ListBoxControl, LB_SELECTSTRING, wParam, lParam); if (index == LB_ERR) return CB_ERR; len = (int)SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, index, 0); if (len <= 0) return CB_ERR; selection = (LPSTR)WinMalloc((UINT)len+1); rc = (int)SendMessage(lp->ListBoxControl, LB_GETTEXT, (WPARAM)index, (LPARAM)selection); if (lp->EditControl) rc = (int)SendMessage(lp->EditControl, WM_SETTEXT, 0, (LPARAM)selection); else CBoxDrawStatic(lp, hWnd, index); WinFree(selection); break; case CB_SETCURSEL: rc = (int)SendMessage(lp->ListBoxControl, LB_SETCURSEL, wParam, lParam); if (rc == LB_ERR) return CB_ERR; len = (int)SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, wParam, 0); if (len <= 0) return CB_ERR; selection = (LPSTR)WinMalloc((UINT)len+1); rc = (int)SendMessage(lp->ListBoxControl, LB_GETTEXT, wParam, (LPARAM)selection); if (lp->EditControl) rc = (int)SendMessage(lp->EditControl, WM_SETTEXT, 0, (LPARAM)selection); else CBoxDrawStatic(lp, hWnd, wParam); WinFree(selection); return (LRESULT)wParam; case CB_SETEXTENDEDUI: lp->bExtended = (BOOL)wParam; break; case CB_SETITEMHEIGHT: /* TODO */ break; case CB_SHOWDROPDOWN: if ((lp->wStyle & 0xf) == CBS_SIMPLE) return 1L; if (wParam) { if (IS_SET(lp,CSF_CAPTUREACTIVE)) return 1L; cp.x = ((lp->wStyle & 0xf) != CBS_DROPDOWNLIST) ? 5 : 0; cp.y = lp->uHeight -1; ClientToScreen(hWnd, &cp); OffsetRect(&lp->ListBoxRect, cp.x - lp->ListBoxRect.left, cp.y - lp->ListBoxRect.top); SetWindowPos(lp->ListBoxControl, 0, cp.x, cp.y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE); SendMessage(lp->hWndParent,WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_DROPDOWN)); fprintf(stderr," 1330: SetWindowPos(lp->ListBoxControl, , 0, 0, 0, 0,..)\n"); SetWindowPos(lp->ListBoxControl, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_SHOWWINDOW); CBoxCapture(hWnd, 1); SET_STATE(lp,CSF_CAPTUREACTIVE); } else { if (!IS_SET(lp,CSF_CAPTUREACTIVE)) return 1L; SendMessage(lp->hWndParent, WM_COMMAND, GET_WM_COMMAND_MPS(lp->nID,hWnd,CBN_CLOSEUP)); /* test: */ fprintf(stderr," 1343: (hide) SetWindowPos(lp->ListBoxControl, , 0, 0, 0, 0,..)\n"); SetWindowPos(lp->ListBoxControl, 0, 0, 0, 0, 0, SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_HIDEWINDOW); CBoxCapture(hWnd, 0); CLEAR_STATE(lp, CSF_CAPTUREACTIVE); } return 1L; /*********************************************/ /* messages handled by the defwindowproc.... */ /*********************************************/ default: return DefWindowProc( hWnd, uMsg, wParam, lParam); } return CB_OKAY; } static void CBoxDrawButton(HWND hWnd,UINT wState,COMBOBOX *lp) { HDC hDC; int x,y; int dx,dy; #if 0 /* jmt: fix: no LoadBitmap() */ int cx,cy; static int nWidth,nHeight; BITMAP bmpCombo; static HBITMAP hbmpCombo = 0; HBITMAP hbmpOld = 0; HDC hdcSrc; COLORREF rgbText, rgbBk; #endif HBRUSH hBrush; HPEN hPenHigh,hPenShadow; RECT rc; hDC = GetDC(hWnd); CopyRect(&rc,&lp->ButtonRect); x = rc.left; y = rc.top; dx = rc.right; dy = rc.bottom; hPenHigh = GetStockObject(WHITE_PEN); #if 0 hPenShadow = GetSysColorPen(COLOR_BTNSHADOW); #else hPenShadow = CreatePen(PS_SOLID,1,GetSysColor(COLOR_BTNSHADOW)); #endif #if 0 hBrush = GetSysColorBrush(COLOR_BTNFACE); #else hBrush = CreateSolidBrush(GetSysColor(COLOR_BTNFACE)); #endif FillRect(hDC, &rc, hBrush); #if 0 hBrush = GetStockObject(BLACK_BRUSH); FillRect/*FrameRect*/(hDC, &lp->ButtonRect, hBrush); #else SelectObject(hDC,GetStockObject(BLACK_PEN)); Rectangle(hDC,lp->ButtonRect.left,lp->ButtonRect.top,lp->ButtonRect.right,lp->ButtonRect.bottom); #endif rc.left += 1; rc.right -= 1; rc.top += 1; rc.bottom -= 1; Draw3DButtonRect(hDC,hPenHigh,hPenShadow,rc,wState); #if 0 /* jmt: fix: no LoadBitmap(),GetObject() */ if (hbmpCombo == 0) { hbmpCombo = LoadBitmap(0,(LPSTR)OBM_COMBO); GetObject(hbmpCombo, sizeof(BITMAP), (LPVOID)&bmpCombo); nWidth = bmpCombo.bmWidth; nHeight = bmpCombo.bmHeight; } /* ** MiD 08/15/95 changed to mono bitmap as it is in Windows. Convert ** it to colors on the fly */ hdcSrc = CreateCompatibleDC(hDC); hbmpOld = SelectObject(hdcSrc, hbmpCombo); /* ** Source hdc ok. Prepare the target hdc, then BitBlt to it. */ rgbText = SetTextColor(hDC,GetSysColor(COLOR_BTNTEXT)); rgbBk = SetBkColor(hDC,GetSysColor(COLOR_BTNFACE)); cx = (dx - x - nWidth)/2; cy = (dy - y - nHeight)/2; if (wState) { cx++; cy++; } BitBlt(hDC, x+cx, y+cy, nWidth, nHeight, hdcSrc, 0, 0, SRCCOPY); SetTextColor(hDC, rgbText); SetBkColor(hDC, rgbBk); SelectObject(hdcSrc,hbmpOld); DeleteDC(hdcSrc); #endif /* BitBlt Bitmap */ #if 1 DeleteObject(hBrush); DeleteObject(hPenShadow); #endif ReleaseDC(hWnd,hDC); if (wState) SET_STATE(lp,CSF_LOCALBUTTONDOWN); else CLEAR_STATE(lp,CSF_LOCALBUTTONDOWN); } #if 0 /* jmt: fix: no COMBOLBOX */ /************************************************************************ ** ************************************************************************/ LRESULT DefCOMBOLBOXProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { #if 0 return DefLISTBOXProc(hWnd, msg, wParam,lParam); #endif return ListboxCtrlProc(hWnd, msg, wParam,lParam); } #endif /************************************************************************ ** ************************************************************************/ static void CBoxSendMouseToLBox(COMBOBOX *lp, UINT uiMsg, WPARAM wParam, POINT ptScreen) { POINT pt; int nNCHit; #if 0 /* jmt: fix: no scrollbar */ HWND hWndScroll; #endif pt = ptScreen; ScreenToClient(lp->ListBoxControl,&pt); nNCHit = LOSHORT(SendMessage(lp->ListBoxControl, WM_NCHITTEST, 0, MAKELPARAM(ptScreen.x,ptScreen.y))); switch (nNCHit) { case HTCLIENT: if (uiMsg == WM_MOUSEMOVE && !IS_SET(lp,CSF_LBOXBUTTONDOWN)) { SendMessage(lp->ListBoxControl, WM_LBUTTONDOWN, 0, MAKELONG((WORD)pt.x,(WORD)pt.y)); SET_STATE(lp, CSF_BUTTONDOWN | CSF_LBOXBUTTONDOWN); } SendMessage(lp->ListBoxControl, uiMsg, wParam, MAKELONG((WORD)pt.x,(WORD)pt.y)); break; #if 0 /* jmt: fix: no scrollbar */ case HTVSCROLL: if (0 != (hWndScroll = TWIN_ConvertToSysScroll(lp->ListBoxControl, TRUE /* vertical */, &pt))) SendMessage(hWndScroll, uiMsg, wParam, MAKELONG((WORD)pt.x,(WORD)pt.y)); break; #endif default: break; } } /************************************************************************ ** ************************************************************************/ static void CBoxCapture(HWND hWnd, WORD wFunc) { static HWND hWndCapture = (HWND)0; if (wFunc) { hWndCapture = SetCapture(hWnd); SetFocus(hWnd); } else { if (!hWndCapture) ReleaseCapture(); else { #ifdef LATER SetCapture(hWndCapture); #else ReleaseCapture(); #endif hWndCapture = (HWND)0; } } } /************************************************************************ ** ************************************************************************/ static void CBoxDrawEdit(COMBOBOX *lp, HWND hWnd, UINT uiKey) { int nLen; LPVOID lpData; #if 0 /* jmt: fix: no ownerdraw */ HRGN hRgn; DRAWITEMSTRUCT dis; #endif /* if (uiKey == (UINT)LB_ERR) return; if (!BOWNERDRAW(lp)) */ if (lp->wStyle & CBS_HASSTRINGS) { if (uiKey == (UINT)LB_ERR) return; nLen = (int)SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, uiKey, 0L); if (nLen <= 0) return; lpData = (LPVOID)WinMalloc(nLen+1); SendMessage(lp->ListBoxControl, LB_GETTEXT, uiKey, (LPARAM)lpData); SendMessage(lp->EditControl, WM_SETTEXT, strlen(lpData), (LPARAM)lpData); Edit_SetSel(lp->EditControl, 0, -1); WinFree((LPSTR)lpData); } #if 0 /* jmt: fix: no ownerdraw */ else { dis.CtlType = ODT_COMBOBOX; dis.CtlID = (UINT)lp->nID; dis.itemID = -1; /* used to be uiKey */ dis.itemAction = ODA_DRAWENTIRE; dis.itemState = ODS_FOCUS; dis.hwndItem = hWnd; dis.itemData = 0; GetClientRect(lp->EditControl,&dis.rcItem); dis.rcItem.left += 3; dis.rcItem.right -= 3; dis.rcItem.top += 2; dis.rcItem.bottom -= 2; dis.hDC = GetDC(lp->EditControl); hRgn = CreateRectRgnIndirect(&dis.rcItem); SelectClipRgn(dis.hDC,hRgn); SelectObject(dis.hDC, lp->hFont); SendMessage(lp->hWndParent, WM_DRAWITEM, (WPARAM)(UINT)lp->nID, (LPARAM)&dis); ReleaseDC(lp->EditControl,dis.hDC); DeleteObject(hRgn); } #endif /* ownerdraw */ } /************************************************************************ ** ************************************************************************/ static void CBoxDrawStatic(COMBOBOX *lp, HWND hWnd, UINT uiKey) { int nLen; HDC hdc; LPVOID lpData; RECT rcClient; HFONT hfonOld = 0; #if 0 /* jmt: fix: no ownerdraw */ HRGN hRgn; DRAWITEMSTRUCT dis; #endif HBRUSH hbrStatic, hbrOld; /* Draw rectangle regardless of ownerdraw style... */ hdc = GetDC(hWnd); rcClient.left = 0; rcClient.top = 0; rcClient.right = lp->ButtonRect.left+1; rcClient.bottom = lp->uHeight; hbrStatic = CreateSolidBrush(GetSysColor(COLOR_WINDOW)); hbrOld = SelectObject(hdc, hbrStatic); SelectObject(hdc, GetStockObject(BLACK_PEN));/* ??? COLOR_WINDOWFRAME */ Rectangle(hdc, rcClient.left, rcClient.top, rcClient.right, rcClient.bottom); SelectObject(hdc, hbrOld); DeleteObject(hbrStatic); ReleaseDC(hWnd, hdc); if (uiKey == (UINT)LB_ERR) return; /* jmt: no ownerdraw */ if (1) /* (!BOWNERDRAW(lp)) */ { /* if necessary, draw text */ hdc = GetDC(hWnd); nLen = (int)SendMessage(lp->ListBoxControl, LB_GETTEXTLEN, (WPARAM)uiKey, 0L); if (nLen > 0) { lpData = (LPVOID)WinMalloc(nLen+1); SendMessage(lp->ListBoxControl, LB_GETTEXT, uiKey, (LPARAM)lpData); SetBkMode(hdc, TRANSPARENT); if (!IS_SET(lp, CSF_FOCUS)) { SetTextColor(hdc, GetSysColor(COLOR_WINDOWTEXT)); rcClient.left += 2; } else { InflateRect(&rcClient, -2, -2); hbrStatic = CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT)); hbrOld = SelectObject(hdc, hbrStatic); FillRect(hdc, &rcClient, hbrStatic); #if 0 /* jmt: fix: no DrawFocusRect() */ DrawFocusRect(hdc, &rcClient); #endif SelectObject(hdc, hbrOld); DeleteObject(hbrStatic); SetTextColor(hdc, GetSysColor(COLOR_HIGHLIGHTTEXT)); } if (lp->hFont) hfonOld = SelectObject(hdc, lp->hFont); DrawText(hdc, (LPSTR)lpData, nLen, &rcClient, DT_VCENTER | DT_SINGLELINE | DT_NOPREFIX); if (lp->hFont) SelectObject(hdc, hfonOld); WinFree((LPVOID)lpData); } ReleaseDC(hWnd, hdc); } #if 0 /* jmt: fix: no ownerdraw */ else { /* fill OWNERDRAWSTRUCT and send WM_DRAWITEM message */ dis.CtlType = ODT_COMBOBOX; dis.CtlID = (UINT)lp->nID; dis.itemID = uiKey; dis.itemAction = ODA_DRAWENTIRE; dis.itemState = ODS_FOCUS; dis.hwndItem = hWnd; dis.itemData = SendMessage(lp->ListBoxControl, LB_GETITEMDATA, uiKey, 0L); GetClientRect(hWnd, &dis.rcItem); dis.rcItem.left += 3; dis.rcItem.right = lp->ButtonRect.left - 2; /* do not touch button */ dis.rcItem.top += 2; dis.rcItem.bottom -= 2; dis.hDC = GetDC(hWnd); hRgn = CreateRectRgnIndirect(&dis.rcItem); SelectClipRgn(dis.hDC, hRgn); SelectObject(dis.hDC, lp->hFont); SendMessage(lp->hWndParent, WM_DRAWITEM, (WPARAM)(UINT)lp->nID, (LPARAM)&dis); ReleaseDC(hWnd, dis.hDC); DeleteObject(hRgn); } #endif /* ownerdraw */ } /*------------------------- < Full Revision History > ---------------------- ** Revision 1.2 2001/11/06 23:35:46 greg ** ** Revision 1.1.1.1 2001/06/21 06:32:42 greg ** Microwindows pre8 with patches ** ** Revision 1.1.1.1 2001/06/05 03:44:01 root ** First import of 5/5/2001 Microwindows to CVS ** ** Revision 1.8 2000/08/14 jmt ** ported to microwin(non-client/server mode) ** ** Revision 1.7 2000/06/28 jmt ** porting to microwin ** ** Revision 1.6 2000/01/21 02:48:47 robf ** remove dead code ** ** Revision 1.5 1999/11/29 05:07:54 robf ** removed extraneous call CreateCompatibleDC ** ** Revision 1.4 1999/07/08 18:52:50 mwalsh ** Updated Comments ** **-------------------------------------------------------------------------*/