| 1 | /* $Id: windlgmsg.cpp,v 1.11 2001-11-30 18:45:51 sandervl Exp $ */
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| 2 | /*
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| 3 | * Win32 dialog message APIs for OS/2
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| 4 | *
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| 5 | * Copyright 1999 Sander van Leeuwen (OS/2 port & adaption)
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| 6 | *
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| 7 | * Based on Corel WINE code (20000317: window\dialog.c)
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| 8 | * (Based on Wine code (990815: window\dialog.c))
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| 9 | *
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| 10 | * Copyright 1993, 1994, 1996 Alexandre Julliard
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| 11 | *
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| 12 | * TODO: Dialog accelerator
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| 13 | *
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| 14 | * Project Odin Software License can be found in LICENSE.TXT
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| 15 | *
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| 16 | */
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| 17 | #include <os2win.h>
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| 18 | #include <misc.h>
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| 19 | #include <string.h>
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| 20 | #include <ctype.h>
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| 21 | #include "win32wbase.h"
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| 22 | #include "win32dlg.h"
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| 23 | #include <winnls.h>
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| 24 | #include <wine\unicode.h>
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| 25 |
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| 26 | #define DBG_LOCALLOG DBG_windlgmsg
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| 27 | #include "dbglocal.h"
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| 28 |
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| 29 | //******************************************************************************
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| 30 | //******************************************************************************
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| 31 | LONG WIN32API SendDlgItemMessageA( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
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| 32 | {
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| 33 | Win32Dialog *dialog;
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| 34 | HWND hwndDlgItem;
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| 35 |
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| 36 | dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
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| 37 | if(!dialog) {
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| 38 | dprintf(("SendDlgItemMessageA, window %x not found", hwnd));
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| 39 | return 0;
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| 40 | }
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| 41 | hwndDlgItem = dialog->getDlgItem(id);
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| 42 | RELEASE_WNDOBJ(dialog);
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| 43 | if(hwndDlgItem) {
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| 44 | return SendMessageA(hwndDlgItem, Msg, wParam, lParam);
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| 45 | }
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| 46 | return 0;
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| 47 | }
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| 48 | //******************************************************************************
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| 49 | //******************************************************************************
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| 50 | LONG WIN32API SendDlgItemMessageW( HWND hwnd, int id, UINT Msg, WPARAM wParam, LPARAM lParam)
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| 51 | {
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| 52 | Win32Dialog *dialog;
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| 53 | HWND hwndDlgItem;
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| 54 |
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| 55 | dialog = (Win32Dialog *)Win32BaseWindow::GetWindowFromHandle(hwnd);
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| 56 | if(!dialog) {
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| 57 | dprintf(("SendDlgItemMessageW, window %x not found", hwnd));
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| 58 | return 0;
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| 59 | }
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| 60 | hwndDlgItem = dialog->getDlgItem(id);
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| 61 | RELEASE_WNDOBJ(dialog);
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| 62 | if(hwndDlgItem) {
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| 63 | return SendMessageW(hwndDlgItem, Msg, wParam, lParam);
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| 64 | }
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| 65 | return 0;
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| 66 | }
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| 67 | /***********************************************************************
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| 68 | * DIALOG_IsAccelerator
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| 69 | */
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| 70 | static BOOL DIALOG_IsAccelerator( HWND hwnd, HWND hwndDlg, WPARAM vKey )
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| 71 | {
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| 72 | HWND hwndControl = hwnd;
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| 73 | HWND hwndNext;
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| 74 | BOOL RetVal = FALSE;
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| 75 | WCHAR buffer[128];
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| 76 | INT dlgCode;
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| 77 |
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| 78 | if (vKey == VK_SPACE)
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| 79 | {
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| 80 | dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
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| 81 | if (dlgCode & DLGC_BUTTON)
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| 82 | {
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| 83 | /* send BM_CLICK message to the control */
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| 84 | SendMessageA( hwndControl, BM_CLICK, 0, 0 );
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| 85 | return TRUE;
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| 86 | }
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| 87 | }
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| 88 |
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| 89 | do
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| 90 | {
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| 91 | DWORD style = GetWindowLongW( hwndControl, GWL_STYLE );
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| 92 | if ((style & (WS_VISIBLE | WS_DISABLED)) == WS_VISIBLE)
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| 93 | {
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| 94 | dlgCode = SendMessageA( hwndControl, WM_GETDLGCODE, 0, 0 );
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| 95 | if ( (dlgCode & (DLGC_BUTTON | DLGC_STATIC)) &&
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| 96 | GetWindowTextW( hwndControl, buffer, sizeof(buffer)/sizeof(WCHAR) ))
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| 97 | {
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| 98 | /* find the accelerator key */
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| 99 | LPWSTR p = buffer - 2;
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| 100 | char a_char = vKey;
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| 101 | WCHAR w_char = 0;
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| 102 |
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| 103 | do
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| 104 | {
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| 105 | p = strchrW( p + 2, '&' );
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| 106 | }
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| 107 | while (p != NULL && p[1] == '&');
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| 108 |
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| 109 | /* and check if it's the one we're looking for */
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| 110 | MultiByteToWideChar(CP_ACP, 0, &a_char, 1, &w_char, 1);
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| 111 | if (p != NULL && toupperW( p[1] ) == toupperW( w_char ) )
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| 112 | {
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| 113 | if ((dlgCode & DLGC_STATIC) || (style & 0x0f) == BS_GROUPBOX )
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| 114 | {
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| 115 | /* set focus to the control */
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| 116 | SendMessageA( hwndDlg, WM_NEXTDLGCTL, (WPARAM)hwndControl, 1);
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| 117 | /* and bump it on to next */
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| 118 | SendMessageA( hwndDlg, WM_NEXTDLGCTL, 0, 0);
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| 119 | }
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| 120 | else if (dlgCode & DLGC_BUTTON)
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| 121 | {
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| 122 | /* send BM_CLICK message to the control */
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| 123 | SendMessageA( hwndControl, BM_CLICK, 0, 0 );
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| 124 | }
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| 125 | return TRUE;
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| 126 | }
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| 127 | }
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| 128 | hwndNext = GetWindow( hwndControl, GW_CHILD );
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| 129 | }
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| 130 | else hwndNext = 0;
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| 131 |
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| 132 | if (!hwndNext) hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
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| 133 |
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| 134 | while (!hwndNext && hwndControl)
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| 135 | {
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| 136 | hwndControl = GetParent( hwndControl );
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| 137 | if (hwndControl == hwndDlg)
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| 138 | {
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| 139 | if(hwnd==hwndDlg) /* prevent endless loop */
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| 140 | {
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| 141 | hwndNext=hwnd;
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| 142 | break;
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| 143 | }
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| 144 | hwndNext = GetWindow( hwndDlg, GW_CHILD );
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| 145 | }
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| 146 | else
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| 147 | #ifdef __WIN32OS2__
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| 148 | {
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| 149 | if(hwndControl == 0) {
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| 150 | dprintf(("WARNING: DIALOG_IsAccelerator %x %x -> hwndControl == 0", hwnd, hwndDlg));
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| 151 | return FALSE;
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| 152 | }
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| 153 | hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
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| 154 | }
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| 155 | #else
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| 156 | hwndNext = GetWindow( hwndControl, GW_HWNDNEXT );
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| 157 | #endif
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| 158 | }
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| 159 | hwndControl = hwndNext;
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| 160 | }
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| 161 | while (hwndControl && (hwndControl != hwnd));
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| 162 |
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| 163 | return FALSE;
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| 164 | }
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| 165 | /***********************************************************************
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| 166 | * DIALOG_FindMsgDestination
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| 167 | *
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| 168 | * The messages that IsDialogMessage send may not go to the dialog
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| 169 | * calling IsDialogMessage if that dialog is a child, and it has the
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| 170 | * DS_CONTROL style set.
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| 171 | * We propagate up until we hit a that does not have DS_CONTROL, or
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| 172 | * whose parent is not a dialog.
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| 173 | *
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| 174 | * This is undocumented behaviour.
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| 175 | */
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| 176 | static HWND DIALOG_FindMsgDestination( HWND hwndDlg )
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| 177 | {
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| 178 | while (GetWindowLongA(hwndDlg, GWL_STYLE) & DS_CONTROL)
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| 179 | {
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| 180 | Win32BaseWindow *pParent;
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| 181 | HWND hParent = GetParent(hwndDlg);
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| 182 | if (!hParent) break;
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| 183 |
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| 184 | pParent = Win32BaseWindow::GetWindowFromHandle(hParent);
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| 185 | if (!pParent) break;
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| 186 |
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| 187 | if (!pParent->IsDialog()) {
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| 188 | RELEASE_WNDOBJ(pParent);
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| 189 | break;
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| 190 | }
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| 191 | RELEASE_WNDOBJ(pParent);
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| 192 | hwndDlg = hParent;
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| 193 | }
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| 194 |
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| 195 | return hwndDlg;
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| 196 | }
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| 197 |
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| 198 | /***********************************************************************
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| 199 | * DIALOG_IsDialogMessage
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| 200 | */
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| 201 | static BOOL DIALOG_IsDialogMessage( HWND hwndDlg, BOOL *translate, BOOL *dispatch, INT dlgCode, LPMSG msg )
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| 202 | {
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| 203 | *translate = *dispatch = FALSE;
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| 204 |
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| 205 | if (msg->message == WM_PAINT)
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| 206 | {
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| 207 | /* Apparently, we have to handle this one as well */
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| 208 | *dispatch = TRUE;
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| 209 | return TRUE;
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| 210 | }
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| 211 |
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| 212 | /* Only the key messages get special processing */
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| 213 | if ((msg->message != WM_KEYDOWN) &&
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| 214 | (msg->message != WM_SYSCHAR) &&
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| 215 | (msg->message != WM_CHAR))
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| 216 | return FALSE;
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| 217 |
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| 218 | if (dlgCode & DLGC_WANTMESSAGE)
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| 219 | {
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| 220 | *translate = *dispatch = TRUE;
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| 221 | return TRUE;
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| 222 | }
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| 223 |
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| 224 | hwndDlg = DIALOG_FindMsgDestination(hwndDlg);
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| 225 |
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| 226 | switch(msg->message)
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| 227 | {
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| 228 | case WM_KEYDOWN:
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| 229 | switch(msg->wParam)
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| 230 | {
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| 231 | case VK_TAB:
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| 232 | if (!(dlgCode & DLGC_WANTTAB))
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| 233 | {
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| 234 | SendMessageA( hwndDlg, WM_NEXTDLGCTL,
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| 235 | (GetKeyState(VK_SHIFT) & 0x8000), 0 );
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| 236 | return TRUE;
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| 237 | }
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| 238 | break;
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| 239 |
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| 240 | case VK_RIGHT:
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| 241 | case VK_DOWN:
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| 242 | case VK_LEFT:
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| 243 | case VK_UP:
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| 244 | if (!(dlgCode & DLGC_WANTARROWS))
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| 245 | {
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| 246 | BOOL fPrevious = (msg->wParam == VK_LEFT || msg->wParam == VK_UP);
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| 247 | HWND hwndNext =
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| 248 | GetNextDlgGroupItem (hwndDlg, GetFocus(), fPrevious );
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| 249 | SendMessageA( hwndDlg, WM_NEXTDLGCTL, hwndNext, 1 );
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| 250 | return TRUE;
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| 251 | }
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| 252 | break;
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| 253 |
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| 254 | case VK_ESCAPE:
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| 255 | SendMessageA( hwndDlg, WM_COMMAND, IDCANCEL,
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| 256 | (LPARAM)GetDlgItem( hwndDlg, IDCANCEL ) );
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| 257 | return TRUE;
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| 258 |
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| 259 | case VK_RETURN:
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| 260 | {
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| 261 | DWORD dw = SendMessageA( hwndDlg, DM_GETDEFID, 0, 0 );
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| 262 | if (HIWORD(dw) == DC_HASDEFID)
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| 263 | {
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| 264 | SendMessageA( hwndDlg, WM_COMMAND,
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| 265 | MAKEWPARAM( LOWORD(dw), BN_CLICKED ),
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| 266 | (LPARAM)GetDlgItem(hwndDlg, LOWORD(dw)));
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| 267 | }
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| 268 | else
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| 269 | {
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| 270 | SendMessageA( hwndDlg, WM_COMMAND, IDOK,
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| 271 | (LPARAM)GetDlgItem( hwndDlg, IDOK ) );
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| 272 |
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| 273 | }
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| 274 |
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| 275 | return TRUE;
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| 276 | }
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| 277 | }
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| 278 | *translate = TRUE;
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| 279 | break; /* case WM_KEYDOWN */
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| 280 |
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| 281 | case WM_CHAR:
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| 282 | if (dlgCode & DLGC_WANTCHARS) break;
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| 283 | /* drop through */
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| 284 |
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| 285 | case WM_SYSCHAR:
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| 286 | if (DIALOG_IsAccelerator( msg->hwnd, hwndDlg, msg->wParam ))
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| 287 | {
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| 288 | /* don't translate or dispatch */
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| 289 | return TRUE;
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| 290 | }
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| 291 | break;
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| 292 | }
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| 293 |
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| 294 | /* If we get here, the message has not been treated specially */
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| 295 | /* and can be sent to its destination window. */
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| 296 | *dispatch = TRUE;
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| 297 | return TRUE;
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| 298 | }
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| 299 | //******************************************************************************
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| 300 | //******************************************************************************
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| 301 | BOOL WIN32API IsDialogMessageA( HWND hwndDlg, LPMSG msg)
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| 302 | {
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| 303 | BOOL ret, translate, dispatch;
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| 304 | INT dlgCode;
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| 305 |
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| 306 | if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
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| 307 | return FALSE;
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| 308 |
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| 309 | dlgCode = SendMessageA( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
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| 310 | ret = DIALOG_IsDialogMessage(hwndDlg,&translate,&dispatch,dlgCode,msg);
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| 311 | if (translate) TranslateMessage( msg );
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| 312 | if (dispatch) DispatchMessageA( msg );
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| 313 |
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| 314 | return ret;
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| 315 | }
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| 316 | //******************************************************************************
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| 317 | //******************************************************************************
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| 318 | BOOL WIN32API IsDialogMessageW(HWND hwndDlg, LPMSG msg)
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| 319 | {
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| 320 | BOOL ret, translate, dispatch;
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| 321 | INT dlgCode;
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| 322 |
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| 323 | if ((hwndDlg != msg->hwnd) && !IsChild( hwndDlg, msg->hwnd ))
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| 324 | return FALSE;
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| 325 |
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| 326 | dlgCode = SendMessageW( msg->hwnd, WM_GETDLGCODE, 0, (LPARAM)msg);
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| 327 | ret = DIALOG_IsDialogMessage(hwndDlg,&translate,&dispatch,dlgCode,msg);
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| 328 | if (translate) TranslateMessage( msg );
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| 329 | if (dispatch) DispatchMessageW( msg );
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| 330 | return ret;
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| 331 | }
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| 332 | //******************************************************************************
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| 333 | //******************************************************************************
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