📄 childwnd.c
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case WM_COMMAND:
if (!_CmdWndProc(hWnd, message, wParam, lParam)) {
goto def;
}
break;
case WM_PAINT:
OnPaint(hWnd);
return 0;
case WM_SETCURSOR:
if (LOWORD(lParam) == HTCLIENT) {
POINT pt;
GetCursorPos(&pt);
ScreenToClient(hWnd, &pt);
if (pt.x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && pt.x<pChildWnd->nSplitPos+SPLIT_WIDTH/2+1) {
SetCursor(LoadCursor(0, IDC_SIZEWE));
return TRUE;
}
}
goto def;
case WM_DESTROY:
DestroyTreeView();
DestroyListView(pChildWnd->hListWnd);
DestroyMainMenu();
HeapFree(GetProcessHeap(), 0, pChildWnd);
pChildWnd = NULL;
PostQuitMessage(0);
break;
case WM_LBUTTONDOWN: {
RECT rt;
POINTS pt;
pt = MAKEPOINTS(lParam);
GetClientRect(hWnd, &rt);
if (pt.x>=pChildWnd->nSplitPos-SPLIT_WIDTH/2 && pt.x<pChildWnd->nSplitPos+SPLIT_WIDTH/2+1) {
last_split = pChildWnd->nSplitPos;
draw_splitbar(hWnd, last_split);
SetCapture(hWnd);
}
break;
}
case WM_LBUTTONUP:
if (GetCapture() == hWnd) {
RECT rt;
POINTS pt;
pt = MAKEPOINTS(lParam);
GetClientRect(hWnd, &rt);
pt.x = (SHORT) min(max(pt.x, SPLIT_MIN), rt.right - SPLIT_MIN);
draw_splitbar(hWnd, last_split);
last_split = -1;
pChildWnd->nSplitPos = pt.x;
ResizeWnd(pChildWnd, rt.right, rt.bottom);
ReleaseCapture();
}
break;
case WM_CAPTURECHANGED:
if (GetCapture()==hWnd && last_split>=0)
draw_splitbar(hWnd, last_split);
break;
case WM_KEYDOWN:
if (wParam == VK_ESCAPE)
if (GetCapture() == hWnd) {
RECT rt;
draw_splitbar(hWnd, last_split);
GetClientRect(hWnd, &rt);
ResizeWnd(pChildWnd, rt.right, rt.bottom);
last_split = -1;
ReleaseCapture();
SetCursor(LoadCursor(0, IDC_ARROW));
}
break;
case WM_MOUSEMOVE:
if (GetCapture() == hWnd) {
HDC hdc;
RECT rt;
HGDIOBJ OldObj;
POINTS pt;
if(!SizingPattern)
{
const DWORD Pattern[4] = {0x5555AAAA, 0x5555AAAA, 0x5555AAAA, 0x5555AAAA};
SizingPattern = CreateBitmap(8, 8, 1, 1, Pattern);
}
if(!SizingBrush)
{
SizingBrush = CreatePatternBrush(SizingPattern);
}
pt = MAKEPOINTS(lParam);
GetClientRect(hWnd, &rt);
pt.x = (SHORT) min(max(pt.x, SPLIT_MIN), rt.right - SPLIT_MIN);
if(last_split != pt.x)
{
rt.left = last_split-SPLIT_WIDTH/2;
rt.right = last_split+SPLIT_WIDTH/2+1;
hdc = GetDC(hWnd);
OldObj = SelectObject(hdc, SizingBrush);
PatBlt(hdc, rt.left, rt.top, rt.right - rt.left, rt.bottom - rt.top, PATINVERT);
last_split = pt.x;
rt.left = pt.x-SPLIT_WIDTH/2;
rt.right = pt.x+SPLIT_WIDTH/2+1;
PatBlt(hdc, rt.left, rt.top, rt.right - rt.left, rt.bottom - rt.top, PATINVERT);
SelectObject(hdc, OldObj);
ReleaseDC(hWnd, hdc);
}
}
break;
case WM_SETFOCUS:
if (pChildWnd != NULL) {
SetFocus(pChildWnd->nFocusPanel? pChildWnd->hListWnd: pChildWnd->hTreeWnd);
}
break;
case WM_TIMER:
break;
case WM_NOTIFY:
if ((int)wParam == TREE_WINDOW) {
switch (((LPNMHDR)lParam)->code) {
case TVN_ITEMEXPANDING:
return !OnTreeExpanding(pChildWnd->hTreeWnd, (NMTREEVIEW*)lParam);
case TVN_SELCHANGED: {
LPCTSTR keyPath, rootName;
LPTSTR fullPath;
HKEY hRootKey;
keyPath = GetItemPath(pChildWnd->hTreeWnd, ((NMTREEVIEW*)lParam)->itemNew.hItem, &hRootKey);
if (keyPath) {
RefreshListView(pChildWnd->hListWnd, hRootKey, keyPath);
rootName = get_root_key_name(hRootKey);
fullPath = HeapAlloc(GetProcessHeap(), 0, (_tcslen(rootName) + 1 + _tcslen(keyPath) + 1) * sizeof(TCHAR));
if (fullPath) {
_stprintf(fullPath, _T("%s\\%s"), rootName, keyPath);
SendMessage(hStatusBar, SB_SETTEXT, 0, (LPARAM)fullPath);
SendMessage(pChildWnd->hAddressBarWnd, WM_SETTEXT, 0, (LPARAM)fullPath);
HeapFree(GetProcessHeap(), 0, fullPath);
{
HKEY hKey;
TCHAR szBuffer[MAX_PATH];
_sntprintf(szBuffer, sizeof(szBuffer) / sizeof(szBuffer[0]), _T("My Computer\\%s\\%s"), rootName, keyPath);
if (RegCreateKey(HKEY_CURRENT_USER,
g_szGeneralRegKey,
&hKey) == ERROR_SUCCESS)
{
RegSetValueEx(hKey, _T("LastKey"), 0, REG_SZ, (LPBYTE) szBuffer, (DWORD) _tcslen(szBuffer) * sizeof(szBuffer[0]));
RegCloseKey(hKey);
}
}
}
}
}
break;
case NM_SETFOCUS:
pChildWnd->nFocusPanel = 0;
break;
case TVN_BEGINLABELEDIT:
{
LPNMTVDISPINFO ptvdi;
/* cancel label edit for rootkeys */
ptvdi = (LPNMTVDISPINFO) lParam;
if (!TreeView_GetParent(pChildWnd->hTreeWnd, ptvdi->item.hItem) ||
!TreeView_GetParent(pChildWnd->hTreeWnd, TreeView_GetParent(pChildWnd->hTreeWnd, ptvdi->item.hItem)))
return TRUE;
break;
}
case TVN_ENDLABELEDIT:
{
LPCTSTR keyPath;
HKEY hRootKey;
HKEY hKey = NULL;
LPNMTVDISPINFO ptvdi;
LONG lResult = ERROR_SUCCESS;
TCHAR szBuffer[MAX_PATH];
ptvdi = (LPNMTVDISPINFO) lParam;
if (ptvdi->item.pszText)
{
keyPath = GetItemPath(pChildWnd->hTreeWnd, TreeView_GetParent(pChildWnd->hTreeWnd, ptvdi->item.hItem), &hRootKey);
_sntprintf(szBuffer, sizeof(szBuffer) / sizeof(szBuffer[0]), _T("%s\\%s"), keyPath, ptvdi->item.pszText);
keyPath = GetItemPath(pChildWnd->hTreeWnd, ptvdi->item.hItem, &hRootKey);
if (RegOpenKeyEx(hRootKey, szBuffer, 0, KEY_READ, &hKey) == ERROR_SUCCESS)
{
lResult = REG_OPENED_EXISTING_KEY;
RegCloseKey(hKey);
(void)TreeView_EditLabel(pChildWnd->hTreeWnd, ptvdi->item.hItem);
}
else
{
lResult = RegRenameKey(hRootKey, keyPath, ptvdi->item.pszText);
}
return lResult;
}
}
default:
return 0;
}
} else
{
if ((int)wParam == LIST_WINDOW)
{
switch (((LPNMHDR)lParam)->code) {
case NM_SETFOCUS:
pChildWnd->nFocusPanel = 1;
break;
default:
if(!ListWndNotifyProc(pChildWnd->hListWnd, wParam, lParam, &Result))
{
goto def;
}
return Result;
break;
}
}
}
break;
case WM_CONTEXTMENU:
{
POINTS pt;
if((HWND)wParam == pChildWnd->hListWnd)
{
int i, cnt;
BOOL IsDefault;
pt = MAKEPOINTS(lParam);
cnt = ListView_GetSelectedCount(pChildWnd->hListWnd);
i = ListView_GetNextItem(pChildWnd->hListWnd, -1, LVNI_FOCUSED | LVNI_SELECTED);
FixPointIfContext(&pt, pChildWnd->hListWnd);
if(i == -1)
{
TrackPopupMenu(GetSubMenu(hPopupMenus, PM_NEW), TPM_RIGHTBUTTON, pt.x, pt.y, 0, hFrameWnd, NULL);
}
else
{
HMENU mnu = GetSubMenu(hPopupMenus, PM_MODIFYVALUE);
SetMenuDefaultItem(mnu, ID_EDIT_MODIFY, MF_BYCOMMAND);
IsDefault = IsDefaultValue(pChildWnd->hListWnd, i);
if(cnt == 1)
EnableMenuItem(mnu, ID_EDIT_RENAME, MF_BYCOMMAND | (IsDefault ? MF_DISABLED | MF_GRAYED : MF_ENABLED));
else
EnableMenuItem(mnu, ID_EDIT_RENAME, MF_BYCOMMAND | MF_DISABLED | MF_GRAYED);
EnableMenuItem(mnu, ID_EDIT_MODIFY, MF_BYCOMMAND | (cnt == 1 ? MF_ENABLED : MF_DISABLED | MF_GRAYED));
EnableMenuItem(mnu, ID_EDIT_MODIFY_BIN, MF_BYCOMMAND | (cnt == 1 ? MF_ENABLED : MF_DISABLED | MF_GRAYED));
TrackPopupMenu(mnu, TPM_RIGHTBUTTON, pt.x, pt.y, 0, hFrameWnd, NULL);
}
}
else if ((HWND)wParam == pChildWnd->hTreeWnd)
{
TVHITTESTINFO hti;
HMENU hContextMenu;
TVITEM item;
MENUITEMINFO mii;
TCHAR resource[256];
TCHAR buffer[256];
LPTSTR s;
LPCTSTR keyPath;
HKEY hRootKey;
int iLastPos;
WORD wID;
pt = MAKEPOINTS(lParam);
hti.pt.x = pt.x;
hti.pt.y = pt.y;
ScreenToClient(pChildWnd->hTreeWnd, &hti.pt);
(void)TreeView_HitTest(pChildWnd->hTreeWnd, &hti);
if ((hti.flags & TVHT_ONITEM) != 0 || (pt.x == -1 && pt.y == -1))
{
hContextMenu = GetSubMenu(hPopupMenus, PM_TREECONTEXT);
(void)TreeView_SelectItem(pChildWnd->hTreeWnd, hti.hItem);
memset(&item, 0, sizeof(item));
item.mask = TVIF_STATE | TVIF_CHILDREN;
item.hItem = hti.hItem;
(void)TreeView_GetItem(pChildWnd->hTreeWnd, &item);
/* Set the Expand/Collapse menu item appropriately */
LoadString(hInst, (item.state & TVIS_EXPANDED) ? IDS_COLLAPSE : IDS_EXPAND, buffer, sizeof(buffer) / sizeof(buffer[0]));
memset(&mii, 0, sizeof(mii));
mii.cbSize = sizeof(mii);
mii.fMask = MIIM_STRING | MIIM_STATE | MIIM_ID;
mii.fState = (item.cChildren > 0) ? MFS_DEFAULT : MFS_GRAYED;
mii.wID = (item.state & TVIS_EXPANDED) ? ID_TREE_COLLAPSEBRANCH : ID_TREE_EXPANDBRANCH;
mii.dwTypeData = (LPTSTR) buffer;
SetMenuItemInfo(hContextMenu, 0, TRUE, &mii);
/* Remove any existing suggestions */
memset(&mii, 0, sizeof(mii));
mii.cbSize = sizeof(mii);
mii.fMask = MIIM_ID;
GetMenuItemInfo(hContextMenu, GetMenuItemCount(hContextMenu) - 1, TRUE, &mii);
if ((mii.wID >= ID_TREE_SUGGESTION_MIN) && (mii.wID <= ID_TREE_SUGGESTION_MAX))
{
do
{
iLastPos = GetMenuItemCount(hContextMenu) - 1;
GetMenuItemInfo(hContextMenu, iLastPos, TRUE, &mii);
RemoveMenu(hContextMenu, iLastPos, MF_BYPOSITION);
}
while((mii.wID >= ID_TREE_SUGGESTION_MIN) && (mii.wID <= ID_TREE_SUGGESTION_MAX));
}
/* Come up with suggestions */
keyPath = GetItemPath(pChildWnd->hTreeWnd, NULL, &hRootKey);
SuggestKeys(hRootKey, keyPath, Suggestions, sizeof(Suggestions) / sizeof(Suggestions[0]));
if (Suggestions[0])
{
AppendMenu(hContextMenu, MF_SEPARATOR, 0, NULL);
LoadString(hInst, IDS_GOTO_SUGGESTED_KEY, resource, sizeof(resource) / sizeof(resource[0]));
s = Suggestions;
wID = ID_TREE_SUGGESTION_MIN;
while(*s && (wID <= ID_TREE_SUGGESTION_MAX))
{
_sntprintf(buffer, sizeof(buffer) / sizeof(buffer[0]), resource, s);
memset(&mii, 0, sizeof(mii));
mii.cbSize = sizeof(mii);
mii.fMask = MIIM_STRING | MIIM_ID;
mii.wID = wID++;
mii.dwTypeData = buffer;
InsertMenuItem(hContextMenu, GetMenuItemCount(hContextMenu), TRUE, &mii);
s += _tcslen(s) + 1;
}
}
FixPointIfContext(&pt, pChildWnd->hTreeWnd);
TrackPopupMenu(hContextMenu, TPM_RIGHTBUTTON, pt.x, pt.y, 0, pChildWnd->hWnd, NULL);
}
}
break;
}
case WM_SIZE:
if (wParam != SIZE_MINIMIZED && pChildWnd != NULL) {
ResizeWnd(pChildWnd, LOWORD(lParam), HIWORD(lParam));
}
/* fall through */
default: def:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
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