273 lines
8.4 KiB
C
273 lines
8.4 KiB
C
/*
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* Regedit child window
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*
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* Copyright (C) 2002 Robert Dickenson <robd@reactos.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#define WIN32_LEAN_AND_MEAN /* Exclude rarely-used stuff from Windows headers */
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#include <windows.h>
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#include <commctrl.h>
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#include <tchar.h>
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#include <stdio.h>
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#include "main.h"
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ChildWnd* g_pChildWnd;
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/*******************************************************************************
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* Local module support methods
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*/
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static LPCTSTR get_root_key_name(HKEY hRootKey)
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{
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if (hRootKey == HKEY_CLASSES_ROOT) return _T("HKEY_CLASSES_ROOT");
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if (hRootKey == HKEY_CURRENT_USER) return _T("HKEY_CURRENT_USER");
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if (hRootKey == HKEY_LOCAL_MACHINE) return _T("HKEY_LOCAL_MACHINE");
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if (hRootKey == HKEY_USERS) return _T("HKEY_USERS");
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if (hRootKey == HKEY_CURRENT_CONFIG) return _T("HKEY_CURRENT_CONFIG");
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return _T("UKNOWN HKEY, PLEASE REPORT");
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}
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static void draw_splitbar(HWND hWnd, int x)
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{
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RECT rt;
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HDC hdc = GetDC(hWnd);
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GetClientRect(hWnd, &rt);
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rt.left = x - SPLIT_WIDTH/2;
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rt.right = x + SPLIT_WIDTH/2+1;
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InvertRect(hdc, &rt);
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ReleaseDC(hWnd, hdc);
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}
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static void ResizeWnd(ChildWnd* pChildWnd, int cx, int cy)
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{
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HDWP hdwp = BeginDeferWindowPos(2);
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RECT rt = {0, 0, cx, cy};
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cx = pChildWnd->nSplitPos + SPLIT_WIDTH/2;
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DeferWindowPos(hdwp, pChildWnd->hTreeWnd, 0, rt.left, rt.top, pChildWnd->nSplitPos-SPLIT_WIDTH/2-rt.left, rt.bottom-rt.top, SWP_NOZORDER|SWP_NOACTIVATE);
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DeferWindowPos(hdwp, pChildWnd->hListWnd, 0, rt.left+cx , rt.top, rt.right-cx, rt.bottom-rt.top, SWP_NOZORDER|SWP_NOACTIVATE);
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EndDeferWindowPos(hdwp);
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}
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static void OnPaint(HWND hWnd)
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{
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PAINTSTRUCT ps;
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RECT rt;
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HDC hdc;
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GetClientRect(hWnd, &rt);
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hdc = BeginPaint(hWnd, &ps);
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FillRect(ps.hdc, &rt, GetSysColorBrush(COLOR_BTNFACE));
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EndPaint(hWnd, &ps);
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}
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/*******************************************************************************
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*
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* FUNCTION: _CmdWndProc(HWND, unsigned, WORD, LONG)
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*
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* PURPOSE: Processes WM_COMMAND messages for the main frame window.
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*
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*/
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static BOOL _CmdWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
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{
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switch (LOWORD(wParam)) {
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/* Parse the menu selections: */
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case ID_REGISTRY_EXIT:
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DestroyWindow(hWnd);
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break;
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case ID_VIEW_REFRESH:
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/* TODO */
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break;
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default:
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return FALSE;
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}
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return TRUE;
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}
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/*******************************************************************************
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*
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* FUNCTION: ChildWndProc(HWND, unsigned, WORD, LONG)
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*
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* PURPOSE: Processes messages for the child windows.
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*
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* WM_COMMAND - process the application menu
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* WM_PAINT - Paint the main window
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* WM_DESTROY - post a quit message and return
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*
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*/
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LRESULT CALLBACK ChildWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
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{
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static int last_split;
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ChildWnd* pChildWnd = g_pChildWnd;
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switch (message) {
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case WM_CREATE:
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g_pChildWnd = pChildWnd = HeapAlloc(GetProcessHeap(), 0, sizeof(ChildWnd));
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if (!pChildWnd) return 0;
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_tcsncpy(pChildWnd->szPath, _T("My Computer"), MAX_PATH);
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pChildWnd->nSplitPos = 250;
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pChildWnd->hWnd = hWnd;
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pChildWnd->hTreeWnd = CreateTreeView(hWnd, pChildWnd->szPath, TREE_WINDOW);
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pChildWnd->hListWnd = CreateListView(hWnd, LIST_WINDOW/*, pChildWnd->szPath*/);
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SetFocus(pChildWnd->hTreeWnd);
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break;
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case WM_COMMAND:
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if (!_CmdWndProc(hWnd, message, wParam, lParam)) {
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goto def;
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}
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break;
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case WM_PAINT:
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OnPaint(hWnd);
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return 0;
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case WM_SETCURSOR:
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if (LOWORD(lParam) == HTCLIENT) {
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POINT pt;
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GetCursorPos(&pt);
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ScreenToClient(hWnd, &pt);
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if (pt.x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && pt.x<pChildWnd->nSplitPos+SPLIT_WIDTH/2+1) {
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SetCursor(LoadCursor(0, IDC_SIZEWE));
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return TRUE;
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}
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}
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goto def;
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case WM_DESTROY:
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HeapFree(GetProcessHeap(), 0, pChildWnd);
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pChildWnd = NULL;
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PostQuitMessage(0);
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break;
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case WM_LBUTTONDOWN: {
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RECT rt;
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int x = LOWORD(lParam);
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GetClientRect(hWnd, &rt);
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if (x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && x<pChildWnd->nSplitPos+SPLIT_WIDTH/2+1) {
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last_split = pChildWnd->nSplitPos;
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draw_splitbar(hWnd, last_split);
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SetCapture(hWnd);
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}
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break;
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}
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case WM_LBUTTONUP:
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if (GetCapture() == hWnd) {
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RECT rt;
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int x = LOWORD(lParam);
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draw_splitbar(hWnd, last_split);
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last_split = -1;
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GetClientRect(hWnd, &rt);
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pChildWnd->nSplitPos = x;
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ResizeWnd(pChildWnd, rt.right, rt.bottom);
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ReleaseCapture();
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}
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break;
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case WM_CAPTURECHANGED:
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if (GetCapture()==hWnd && last_split>=0)
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draw_splitbar(hWnd, last_split);
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break;
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case WM_KEYDOWN:
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if (wParam == VK_ESCAPE)
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if (GetCapture() == hWnd) {
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RECT rt;
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draw_splitbar(hWnd, last_split);
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GetClientRect(hWnd, &rt);
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ResizeWnd(pChildWnd, rt.right, rt.bottom);
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last_split = -1;
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ReleaseCapture();
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SetCursor(LoadCursor(0, IDC_ARROW));
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}
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break;
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case WM_MOUSEMOVE:
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if (GetCapture() == hWnd) {
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RECT rt;
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int x = LOWORD(lParam);
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HDC hdc = GetDC(hWnd);
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GetClientRect(hWnd, &rt);
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rt.left = last_split-SPLIT_WIDTH/2;
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rt.right = last_split+SPLIT_WIDTH/2+1;
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InvertRect(hdc, &rt);
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last_split = x;
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rt.left = x-SPLIT_WIDTH/2;
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rt.right = x+SPLIT_WIDTH/2+1;
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InvertRect(hdc, &rt);
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ReleaseDC(hWnd, hdc);
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}
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break;
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case WM_SETFOCUS:
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if (pChildWnd != NULL) {
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SetFocus(pChildWnd->nFocusPanel? pChildWnd->hListWnd: pChildWnd->hTreeWnd);
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}
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break;
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case WM_TIMER:
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break;
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case WM_NOTIFY:
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if ((int)wParam == TREE_WINDOW) {
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switch (((LPNMHDR)lParam)->code) {
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case TVN_ITEMEXPANDING:
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return !OnTreeExpanding(pChildWnd->hTreeWnd, (NMTREEVIEW*)lParam);
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case TVN_SELCHANGED: {
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LPCTSTR keyPath, rootName;
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LPTSTR fullPath;
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HKEY hRootKey;
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keyPath = GetItemPath(pChildWnd->hTreeWnd, ((NMTREEVIEW*)lParam)->itemNew.hItem, &hRootKey);
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if (keyPath) {
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RefreshListView(pChildWnd->hListWnd, hRootKey, keyPath);
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rootName = get_root_key_name(hRootKey);
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fullPath = HeapAlloc(GetProcessHeap(), 0, (lstrlen(rootName) + 1 + lstrlen(keyPath) + 1) * sizeof(TCHAR));
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if (fullPath) {
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_stprintf(fullPath, "%s\\%s", rootName, keyPath);
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SendMessage(hStatusBar, SB_SETTEXT, 0, (LPARAM)fullPath);
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HeapFree(GetProcessHeap(), 0, fullPath);
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}
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}
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}
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break;
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case NM_SETFOCUS:
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pChildWnd->nFocusPanel = 1;
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break;
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default:
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goto def;
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}
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} else
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if ((int)wParam == LIST_WINDOW) {
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if (((LPNMHDR)lParam)->code == NM_SETFOCUS) {
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pChildWnd->nFocusPanel = 0;
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} else if (!SendMessage(pChildWnd->hListWnd, message, wParam, lParam)) {
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goto def;
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}
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}
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break;
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case WM_SIZE:
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if (wParam != SIZE_MINIMIZED && pChildWnd != NULL) {
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ResizeWnd(pChildWnd, LOWORD(lParam), HIWORD(lParam));
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}
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/* fall through */
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default: def:
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return DefWindowProc(hWnd, message, wParam, lParam);
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}
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return 0;
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}
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