| 1 | /* $Id: pmtitlebar.cpp,v 1.1 2000-01-08 14:15:38 sandervl Exp $ */
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| 2 | /*
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| 3 | * Win32 Titlebar Managment Code for OS/2
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| 4 | *
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| 5 | * Copyright 2000 Sander van Leeuwen (sandervl@xs4all.nl)
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| 6 | * Copyright 2000 by Christoph Bratschi (cbratschi@datacomm.ch)
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| 7 | *
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| 8 | *
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| 9 | * Project Odin Software License can be found in LICENSE.TXT
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| 10 | *
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| 11 | */
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| 12 |
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| 13 | #define INCL_WIN
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| 14 | #define INCL_GPI
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| 15 |
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| 16 | #include <os2.h> /* PM header file */
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| 17 | #include <os2wrap.h>
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| 18 | #include <stdlib.h>
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| 19 | #include <string.h>
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| 20 | #include <win32type.h>
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| 21 | #include <misc.h>
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| 22 | #include <win32wbase.h>
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| 23 | #include <wprocess.h>
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| 24 | #include "pmframe.h"
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| 25 | #include "oslibutil.h"
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| 26 | #include "oslibwin.h"
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| 27 | #include "oslibmsg.h"
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| 28 | #include "pmtitlebar.h"
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| 29 |
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| 30 | //******************************************************************************
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| 31 | //******************************************************************************
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| 32 | MRESULT EXPENTRY Win32TitleBarProc(HWND hwnd,ULONG msg,MPARAM mp1,MPARAM mp2)
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| 33 | {
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| 34 | Win32BaseWindow *win32wnd;
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| 35 | PFNWP OldTitleBarProc;
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| 36 | APIRET rc = 0;
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| 37 | THDB *thdb;
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| 38 | MSG winMsg, *pWinMsg;
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| 39 |
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| 40 | SetWin32TIB();
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| 41 |
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| 42 | thdb = GetThreadTHDB();
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| 43 | win32wnd = Win32BaseWindow::GetWindowFromOS2FrameHandle(WinQueryWindow(hwnd, QW_PARENT));
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| 44 |
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| 45 | if(!thdb || win32wnd == NULL || !win32wnd->getOldTitleBarProc())
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| 46 | {
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| 47 | dprintf(("Win32TitleBarProc: Invalid win32wnd pointer for window %x msg %x", hwnd, msg));
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| 48 | goto RunDefWndProc;
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| 49 | }
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| 50 | OldTitleBarProc = (PFNWP)win32wnd->getOldTitleBarProc();
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| 51 |
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| 52 | if(msg == WM_MOUSEMOVE) {
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| 53 | rc = 0;
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| 54 | }
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| 55 | if((thdb->msgstate & 1) == 0)
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| 56 | {//message that was sent directly to our window proc handler; translate it here
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| 57 | QMSG qmsg;
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| 58 |
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| 59 | qmsg.msg = msg;
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| 60 | qmsg.hwnd = hwnd;
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| 61 | qmsg.mp1 = mp1;
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| 62 | qmsg.mp2 = mp2;
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| 63 | qmsg.time = WinQueryMsgTime(thdb->hab);
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| 64 | WinQueryMsgPos(thdb->hab, &qmsg.ptl);
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| 65 | qmsg.reserved = 0;
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| 66 |
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| 67 | if(OS2ToWinMsgTranslate((PVOID)thdb, &qmsg, &winMsg, FALSE, MSG_REMOVE) == FALSE)
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| 68 | {//message was not translated
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| 69 | memset(&winMsg, 0, sizeof(MSG));
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| 70 | }
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| 71 | pWinMsg = &winMsg;
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| 72 | }
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| 73 | else {
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| 74 | pWinMsg = &thdb->msg;
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| 75 | thdb->msgstate++;
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| 76 | }
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| 77 | win32wnd->clearDefWndProcCalled();
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| 78 |
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| 79 | switch(pWinMsg->message)
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| 80 | {
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| 81 | case WINWM_NCHITTEST:
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| 82 | {
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| 83 | DWORD res;
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| 84 |
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| 85 | // Only send this message if the window is enabled
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| 86 | if (!WinIsWindowEnabled(hwnd))
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| 87 | res = HT_ERROR;
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| 88 | else if (win32wnd->getIgnoreHitTest())
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| 89 | res = HT_NORMAL;
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| 90 | else
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| 91 | {
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| 92 | dprintf(("USER32: WM_HITTEST %x (%d,%d)",hwnd,(*(POINTS *)&mp1).x,(*(POINTS *)&mp1).y));
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| 93 |
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| 94 | //CB: WinWindowFromPoint: PM sends WM_HITTEST -> loop -> stack overflow
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| 95 | win32wnd->setIgnoreHitTest(TRUE);
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| 96 | res = win32wnd->MsgHitTest(pWinMsg);
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| 97 | win32wnd->setIgnoreHitTest(FALSE);
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| 98 | }
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| 99 | RestoreOS2TIB();
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| 100 | return (MRESULT)res;
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| 101 | }
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| 102 | case WINWM_NCPAINT:
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| 103 | win32wnd->DispatchMsgA(pWinMsg);
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| 104 | if(win32wnd->getDefWndProcCalled())
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| 105 | goto RunDefTitleBarProc;
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| 106 | goto RunDefWndProc;
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| 107 |
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| 108 | case WINWM_NCLBUTTONDOWN:
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| 109 | case WINWM_NCLBUTTONUP:
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| 110 | case WINWM_NCLBUTTONDBLCLK:
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| 111 | case WINWM_NCMBUTTONDOWN:
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| 112 | case WINWM_NCMBUTTONUP:
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| 113 | case WINWM_NCMBUTTONDBLCLK:
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| 114 | case WINWM_NCRBUTTONDOWN:
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| 115 | case WINWM_NCRBUTTONUP:
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| 116 | case WINWM_NCRBUTTONDBLCLK:
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| 117 | win32wnd->MsgButton(pWinMsg);
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| 118 | if(win32wnd->getDefWndProcCalled())
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| 119 | goto RunDefTitleBarProc;
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| 120 |
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| 121 | rc = TRUE;
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| 122 | break;
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| 123 |
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| 124 | case WINWM_NCMOUSEMOVE:
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| 125 | {
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| 126 | //OS/2 Window coordinates -> Win32 Window coordinates
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| 127 | win32wnd->MsgMouseMove(pWinMsg);
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| 128 | if(win32wnd->getDefWndProcCalled())
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| 129 | goto RunDefTitleBarProc;
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| 130 | break;
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| 131 | }
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| 132 |
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| 133 | default:
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| 134 | goto RunDefTitleBarProc;
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| 135 | }
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| 136 |
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| 137 | RestoreOS2TIB();
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| 138 | return (MRESULT)rc;
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| 139 |
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| 140 | RunDefTitleBarProc:
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| 141 | RestoreOS2TIB();
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| 142 | return OldTitleBarProc(hwnd,msg,mp1,mp2);
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| 143 |
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| 144 | RunDefWndProc:
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| 145 | RestoreOS2TIB();
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| 146 | return WinDefWindowProc(hwnd,msg,mp1,mp2);
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| 147 | }
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| 148 | //******************************************************************************
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| 149 | //******************************************************************************
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| 150 | BOOL FrameSubclassTitleBar(Win32BaseWindow *window)
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| 151 | {
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| 152 | HWND hwndTitleBar;
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| 153 |
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| 154 | hwndTitleBar = WinWindowFromID(window->getOS2FrameWindowHandle(), FID_TITLEBAR);
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| 155 | if(hwndTitleBar) {
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| 156 | window->setOldTitleBarProc(WinSubclassWindow(hwndTitleBar, PFNWP(Win32TitleBarProc)));
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| 157 | }
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| 158 | return FALSE;
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| 159 | }
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| 160 | //******************************************************************************
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| 161 | //******************************************************************************
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