implement owner drawn context menus for winefile Modified: trunk/reactos/subsys/system/winefile/winefile.c _____
Modified: trunk/reactos/subsys/system/winefile/winefile.c --- trunk/reactos/subsys/system/winefile/winefile.c 2005-05-01 22:30:13 UTC (rev 14939) +++ trunk/reactos/subsys/system/winefile/winefile.c 2005-05-01 23:19:48 UTC (rev 14940) @@ -3411,6 +3411,59 @@
}
+static IContextMenu2* s_pctxmenu2 = NULL; + +#ifndef __MINGW32__ // IContextMenu3 missing in MinGW (as of 6.2.2005) +static IContextMenu3* s_pctxmenu3 = NULL; +#endif + +static void CtxMenu_reset() +{ + s_pctxmenu2 = NULL; + +#ifndef __MINGW32__ // IContextMenu3 missing in MinGW (as of 6.2.2005) + s_pctxmenu3 = NULL; +#endif +} + +IContextMenu* CtxMenu_query_interfaces(IContextMenu* pcm1) +{ + IContextMenu* pcm = NULL; + + CtxMenu_reset(); + +#ifndef __MINGW32__ // IContextMenu3 missing in MinGW (as of 6.2.2005) + if ((*pcm1->lpVtbl->QueryInterface)(pcm1, &IID_IContextMenu3, (void**)&pcm) == NOERROR) + s_pctxmenu3 = (LPCONTEXTMENU3)pcm; + else +#endif + if ((*pcm1->lpVtbl->QueryInterface)(pcm1, &IID_IContextMenu2, (void**)&pcm) == NOERROR) + s_pctxmenu2 = (LPCONTEXTMENU2)pcm; + + if (pcm) { + (*pcm1->lpVtbl->Release)(pcm1); + return pcm; + } else + return pcm1; +} + +static BOOL CtxMenu_HandleMenuMsg(UINT nmsg, WPARAM wparam, LPARAM lparam) +{ +#ifndef __MINGW32__ // IContextMenu3 missing in MinGW (as of 6.2.2005) + if (s_pctxmenu3) { + if (SUCCEEDED((*s_pctxmenu3->lpVtbl->HandleMenuMsg)(s_pctxmenu3, nmsg, wparam, lparam))) + return TRUE; + } +#endif + + if (s_pctxmenu2) + if (SUCCEEDED((*s_pctxmenu2->lpVtbl->HandleMenuMsg)(s_pctxmenu2, nmsg, wparam, lparam))) + return TRUE; + + return FALSE; +} + + static HRESULT ShellFolderContextMenu(IShellFolder* shell_folder, HWND hwndParent, int cidl, LPCITEMIDLIST* apidl, int x, int y) { IContextMenu* pcm; @@ -3421,12 +3474,16 @@ if (SUCCEEDED(hr)) { HMENU hmenu = CreatePopupMenu();
+ pcm = CtxMenu_query_interfaces(pcm); + if (hmenu) { hr = (*pcm->lpVtbl->QueryContextMenu)(pcm, hmenu, 0, FCIDM_SHVIEWFIRST, FCIDM_SHVIEWLAST, CMF_NORMAL);
if (SUCCEEDED(hr)) { UINT idCmd = TrackPopupMenu(hmenu, TPM_LEFTALIGN|TPM_RETURNCMD|TPM_RIGHTBUTTON, x, y, 0, hwndParent, NULL);
+ CtxMenu_reset(); + if (idCmd) { CMINVOKECOMMANDINFO cmi;
@@ -3466,8 +3523,10 @@
if (dis->CtlID == IDW_TREE_LEFT) draw_item(&child->left, dis, entry, -1); + else if (dis->CtlID == IDW_TREE_RIGHT) + draw_item(&child->right, dis, entry, -1); else - draw_item(&child->right, dis, entry, -1); + goto draw_menu_item;
return TRUE;}
@@ -3746,6 +3805,33 @@ break;} #endif
+ case WM_MEASUREITEM: + draw_menu_item: + if (!wparam) // Is the message menu-related? + if (CtxMenu_HandleMenuMsg(nmsg, wparam, lparam)) + return TRUE; + + break; + + case WM_INITMENUPOPUP: + if (CtxMenu_HandleMenuMsg(nmsg, wparam, lparam)) + return 0; + + break; + +#ifndef __MINGW32__ // IContextMenu3 missing in MinGW (as of 6.2.2005) + case WM_MENUCHAR: // only supported by IContextMenu3 + if (s_pctxmenu3) { + LRESULT lResult = 0; + + (*s_pctxmenu3->lpVtbl->HandleMenuMsg2)(s_pctxmenu3, nmsg, wparam, lparam, &lResult); + + return lResult; + } + + break; +#endif + case WM_SIZE: if (wparam != SIZE_MINIMIZED) resize_tree(child, LOWORD(lparam), HIWORD(lparam));