/* * ReactOS Application MDI Child Window * * childwnd.c * * Copyright (C) 2002 Robert Dickenson * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifdef _MSC_VER #include "stdafx.h" #else #define WIN32_LEAN_AND_MEAN // Exclude rarely-used stuff from Windows headers #include #include #include #include #include #include #include #include #endif #include #define ASSERT assert #include "main.h" #include "childwnd.h" //////////////////////////////////////////////////////////////////////////////// static void draw_splitbar(HWND hWnd, int x) { RECT rt; HDC hdc = GetDC(hWnd); GetClientRect(hWnd, &rt); rt.left = x - SPLIT_WIDTH/2; rt.right = x + SPLIT_WIDTH/2+1; InvertRect(hdc, &rt); ReleaseDC(hWnd, hdc); } static void OnPaint(HWND hWnd, ChildWnd* pChildWnd) { PAINTSTRUCT ps; RECT rt; GetClientRect(hWnd, &rt); BeginPaint(hWnd, &ps); // lastBrush = SelectObject(ps.hdc, (HBRUSH)GetStockObject(WHITE_BRUSH)); // Rectangle(ps.hdc, rt.left, rt.top-1, rt.right, rt.bottom+1); // SelectObject(ps.hdc, lastBrush); // rt.top = rt.bottom - GetSystemMetrics(SM_CYHSCROLL); FillRect(ps.hdc, &rt, GetStockObject(BLACK_BRUSH)); /* rt.left = pChildWnd->nSplitPos-SPLIT_WIDTH/2; rt.right = pChildWnd->nSplitPos+SPLIT_WIDTH/2+1; lastBrush = SelectBrush(ps.hdc, (HBRUSH)GetStockObject(COLOR_SPLITBAR)); Rectangle(ps.hdc, rt.left, rt.top-1, rt.right, rt.bottom+1); SelectObject(ps.hdc, lastBrush); #ifdef _NO_EXTENSIONS rt.top = rt.bottom - GetSystemMetrics(SM_CYHSCROLL); FillRect(ps.hdc, &rt, GetStockObject(BLACK_BRUSH)); #endif */ EndPaint(hWnd, &ps); } static void OnSize(ChildWnd* pChildWnd, WPARAM wParam, LPARAM lParam) { if (wParam != SIZE_MINIMIZED) { //resize_tree(pChildWnd, LOWORD(lParam), HIWORD(lParam)); } } // // FUNCTION: ChildWndProc(HWND, unsigned, WORD, LONG) // // PURPOSE: Processes messages for the child windows. // // WM_COMMAND - process the application menu // WM_PAINT - Paint the main window // WM_DESTROY - post a quit message and return // // LRESULT CALLBACK ChildWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) { static int last_split; ChildWnd* pChildWnd = (ChildWnd*)GetWindowLongPtr(hWnd, GWLP_USERDATA); ASSERT(pChildWnd); switch(message) { case WM_CREATE: return 0; case WM_MDIACTIVATE: // set an alternate menu here if (lParam == (LPARAM)hWnd) { } else { } DrawMenuBar(hFrameWnd); // return 0; break; case WM_PAINT: OnPaint(hWnd, pChildWnd); return 0; case WM_NCDESTROY: // SetWindowLongPtr(hWnd, GWLP_USERDATA, 0); break; case WM_SETCURSOR: if (LOWORD(lParam) == HTCLIENT) { POINT pt; GetCursorPos(&pt); ScreenToClient(hWnd, &pt); if (pt.x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && pt.xnSplitPos+SPLIT_WIDTH/2+1) { SetCursor(LoadCursor(0, IDC_SIZEWE)); return TRUE; } } //goto def; break; case WM_LBUTTONDOWN: { RECT rt; int x = LOWORD(lParam); GetClientRect(hWnd, &rt); if (x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && xnSplitPos+SPLIT_WIDTH/2+1) { last_split = pChildWnd->nSplitPos; #ifdef _NO_EXTENSIONS draw_splitbar(hWnd, last_split); #endif SetCapture(hWnd); } break;} case WM_LBUTTONUP: if (GetCapture() == hWnd) { #ifdef _NO_EXTENSIONS RECT rt; int x = LOWORD(lParam); draw_splitbar(hWnd, last_split); last_split = -1; GetClientRect(hWnd, &rt); pChildWnd->nSplitPos = x; //resize_tree(pChildWnd, rt.right, rt.bottom); #endif ReleaseCapture(); } break; #ifdef _NO_EXTENSIONS case WM_CAPTURECHANGED: if (GetCapture()==hWnd && last_split>=0) draw_splitbar(hWnd, last_split); break; #endif case WM_KEYDOWN: if (wParam == VK_ESCAPE) if (GetCapture() == hWnd) { RECT rt; #ifdef _NO_EXTENSIONS draw_splitbar(hWnd, last_split); #else pChildWnd->nSplitPos = last_split; #endif GetClientRect(hWnd, &rt); //resize_tree(pChildWnd, rt.right, rt.bottom); last_split = -1; ReleaseCapture(); SetCursor(LoadCursor(0, IDC_ARROW)); } break; case WM_MOUSEMOVE: if (GetCapture() == hWnd) { RECT rt; int x = LOWORD(lParam); #ifdef _NO_EXTENSIONS HDC hdc = GetDC(hWnd); GetClientRect(hWnd, &rt); rt.left = last_split-SPLIT_WIDTH/2; rt.right = last_split+SPLIT_WIDTH/2+1; InvertRect(hdc, &rt); last_split = x; rt.left = x-SPLIT_WIDTH/2; rt.right = x+SPLIT_WIDTH/2+1; InvertRect(hdc, &rt); ReleaseDC(hWnd, hdc); #else GetClientRect(hWnd, &rt); if (x>=0 && xnSplitPos = x; resize_tree(pChildWnd, rt.right, rt.bottom); rt.left = x-SPLIT_WIDTH/2; rt.right = x+SPLIT_WIDTH/2+1; InvalidateRect(hWnd, &rt, FALSE); UpdateWindow(pChildWnd->left.hWnd); UpdateWindow(hWnd); UpdateWindow(pChildWnd->right.hWnd); } #endif } break; #ifndef _NO_EXTENSIONS case WM_GETMINMAXINFO: DefMDIChildProc(hWnd, message, wParam, lParam); {LPMINMAXINFO lpmmi = (LPMINMAXINFO)lParam; lpmmi->ptMaxTrackSize.x <<= 1;//2*GetSystemMetrics(SM_CXSCREEN) / SM_CXVIRTUALSCREEN lpmmi->ptMaxTrackSize.y <<= 1;//2*GetSystemMetrics(SM_CYSCREEN) / SM_CYVIRTUALSCREEN break;} #endif case WM_SETFOCUS: SetCurrentDirectory(pChildWnd->szPath); SetFocus(pChildWnd->nFocusPanel? pChildWnd->hRightWnd: pChildWnd->hLeftWnd); break; /* case WM_COMMAND: pane = GetFocus()==pChildWnd->left.hWnd? &pChildWnd->left: &pChildWnd->right; switch(LOWORD(wParam)) { case ID_WINDOW_NEW_WINDOW: return 0; default: return pane_command(pane, LOWORD(wParam)); break; } break; */ case WM_SIZE: if (wParam != SIZE_MINIMIZED) { OnSize(pChildWnd, wParam, lParam); } // fall through // default: def: return DefMDIChildProc(hWnd, message, wParam, lParam); } return DefMDIChildProc(hWnd, message, wParam, lParam); }