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/* wptCurrWnd.cpp - Current window code |
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* Copyright (C) 2001-2004 Timo Schulz |
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* |
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* This file is part of WinPT. |
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* |
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* WinPT is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* WinPT 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 |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with WinPT; if not, write to the Free Software Foundation, |
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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|
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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|
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#include <windows.h> |
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|
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#include "wptW32API.h" |
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#include "wptErrors.h" |
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#include "wptVersion.h" |
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|
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#define KEYDOWN( vcode, scode ) keybd_event( (vcode), (scode), 0, 0 ) |
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#define KEYUP( vcode, scode) keybd_event( (vcode), (scode), KEYEVENTF_KEYUP, 0 ) |
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|
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|
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extern HWND PTD_get_curr_hwnd( void ); |
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extern BOOL PTD_keyb_send( UINT *keys, UINT n_keys ); |
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int PTD_is_used( void ); |
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|
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static void |
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clip_clear (void) |
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{ |
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OpenClipboard (NULL); |
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EmptyClipboard (); |
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CloseClipboard (); |
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} /* clip_clear */ |
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|
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|
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static int |
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clip_check( void ) |
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{ |
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HANDLE clipmem; |
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|
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/* Arrrgg: it seems that we've to wait until the remote thread |
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processed the message. W32 said it does, but I don't think so :-((. */ |
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Sleep( 400 ); |
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|
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if( OpenClipboard( NULL ) == FALSE ) |
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return WPTERR_CLIP_OPEN; |
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clipmem = GetClipboardData( CF_TEXT ); |
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if( clipmem == NULL ) { |
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CloseClipboard( ); |
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return WPTERR_CLIP_GET; |
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} |
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CloseClipboard( ); |
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return 0; |
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} /* clip_check */ |
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|
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static void |
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wnd_msg_markall( HWND hwnd ) |
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{ |
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unsigned keys[4] = {0}; |
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|
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if( PTD_is_used() ) { |
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keys[0] = VK_CONTROL | 0x8000; |
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keys[1] = 'A' | 0x8000; |
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keys[2] = 'A'; |
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keys[3] = VK_CONTROL; |
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PTD_keyb_send( keys, 4 ); |
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|
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} |
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else { |
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KEYDOWN( VK_CONTROL, 0x1d ); |
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KEYDOWN( (BYTE)'A', 0x1e ); |
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KEYUP( (BYTE)'A', 0x1e ); |
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KEYUP( VK_CONTROL, 0x1d ); |
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} |
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} /* msg_wm_markall */ |
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|
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|
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static void |
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wnd_msg_paste( HWND hwnd ) |
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{ |
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unsigned keys[4] = {0}; |
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|
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if( PTD_is_used() ) { |
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keys[0] = VK_CONTROL | 0x8000; |
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keys[1] = 'V' | 0x8000; |
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keys[2] = 'V'; |
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keys[3] = VK_CONTROL; |
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PTD_keyb_send( keys, 4 ); |
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} |
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else { |
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KEYDOWN( VK_CONTROL, 0x1d ); |
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KEYDOWN( (BYTE)'V', 0x2f ); |
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KEYUP( (BYTE)'V', 0x2f ); |
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KEYUP( VK_CONTROL, 0x1d ); |
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} |
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} /* msg_wm_paste */ |
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|
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|
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static void |
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wnd_msg_copy( HWND hwnd ) |
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{ |
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unsigned keys[4] = {0}; |
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|
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if( PTD_is_used() ) { |
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keys[0] = VK_CONTROL | 0x8000; |
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keys[1] = 'C' | 0x8000; |
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keys[2] = 'C'; |
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keys[3] = VK_CONTROL; |
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PTD_keyb_send( keys, 4 ); |
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} |
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else { |
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KEYDOWN( VK_CONTROL, 0x1d ); |
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KEYDOWN( (BYTE)'C', 0x2e ); |
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KEYUP( (BYTE)'C', 0x2e ); |
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KEYUP( VK_CONTROL, 0x1d ); |
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} |
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} /* msg_wm_copy */ |
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|
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|
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static inline void |
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wnd_msg_em_set_pos( HWND hwnd, int begin ) |
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{ |
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SendMessage( hwnd, EM_SETSEL, 0, begin? 1 : -1 ); |
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} /* wnd_msg_em_set_pos */ |
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|
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|
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static HWND |
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get_curr_wnd( HWND main, int hotkey, HWND *r_main ) |
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{ |
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HWND prev, fg; |
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|
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if( hotkey ) |
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prev = GetForegroundWindow(); |
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else { |
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if( r_main ) |
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*r_main = GetNextWindow( main, GW_HWNDNEXT ); |
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return PTD_get_curr_hwnd( ); |
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} |
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|
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SetForegroundWindow( prev ); |
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|
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AttachThreadInput( GetCurrentThreadId(), |
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GetWindowThreadProcessId( prev, NULL ), |
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TRUE ); |
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fg = GetFocus(); |
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AttachThreadInput( GetCurrentThreadId(), |
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GetWindowThreadProcessId( prev, NULL ), |
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FALSE ); |
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|
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if( r_main ) |
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*r_main = prev; |
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|
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return fg; |
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} /* get_curr_wnd */ |
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|
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|
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int |
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get_window_contents( HWND old_hwnd, curr_wnd_ctx *ctx, int *r_hotkey ) |
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{ |
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HWND hwnd; |
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int rc = 1, hotkey = 0; |
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|
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if( r_hotkey ) |
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hotkey = *r_hotkey; |
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|
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hwnd = get_curr_wnd( old_hwnd, hotkey, &ctx->main ); |
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if( hwnd == NULL ) |
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return rc; |
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ctx->focus = hwnd; |
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clip_clear( ); |
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|
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AttachThreadInput( GetCurrentThreadId( ), |
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GetWindowThreadProcessId( hwnd, NULL ), |
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TRUE ); |
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SetFocus( hwnd ); |
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|
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/* First we try to send a simple clipboard copying command and check |
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if the clipboard contains some text. */ |
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SendMessage( hwnd, WM_COPY, 0, 0 ); |
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if( !clip_check( ) ) { |
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rc = 0; |
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goto leave; |
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} |
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/* Then the check if the window is an edit control */ |
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wnd_msg_em_set_pos( hwnd, 0 ); |
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SendMessage( hwnd, WM_COPY, 0, 0 ); |
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if( !clip_check( ) ) { |
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rc = 0; |
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goto leave; |
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} |
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|
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/* The last try is to send a mark all and copy to clipboard command */ |
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wnd_msg_markall( hwnd ); |
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wnd_msg_copy( hwnd ); |
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if( !clip_check( ) ) |
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rc = 0; |
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|
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leave: |
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AttachThreadInput( GetCurrentThreadId( ), |
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GetWindowThreadProcessId( hwnd, NULL ), |
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FALSE ); |
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if( r_hotkey ) |
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*r_hotkey = 0; /* reset: we need this in any case */ |
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|
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return rc; |
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} /* get_window_contents */ |
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|
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|
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int |
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set_window_contents( HWND old_hwnd, curr_wnd_ctx *ctx ) |
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{ |
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HWND hwnd, lost; |
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|
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hwnd = ctx->focus; |
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if( IsIconic( ctx->main ) ) |
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ShowWindow( hwnd, SW_SHOWNORMAL ); |
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SetForegroundWindow( hwnd ); |
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|
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AttachThreadInput( GetCurrentThreadId( ), |
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GetWindowThreadProcessId( hwnd, NULL ), |
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TRUE ); |
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|
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lost = SetFocus( hwnd ); |
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|
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wnd_msg_em_set_pos( hwnd, 0 ); |
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wnd_msg_paste( hwnd ); |
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wnd_msg_em_set_pos( hwnd, 1 ); |
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|
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AttachThreadInput( GetCurrentThreadId(), |
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GetWindowThreadProcessId( hwnd, NULL ), |
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FALSE ); |
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|
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SetForegroundWindow( lost ); |
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|
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return 0; |
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} /* set_window_contents */ |
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