mirror of
https://github.com/id-Software/DOOM-3-BFG.git
synced 2026-03-20 17:11:16 +01:00
Initial commit
This commit is contained in:
Brian Harris
429
neo/sys/win32/win_wndproc.cpp
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429
neo/sys/win32/win_wndproc.cpp
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/*
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===========================================================================
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Doom 3 BFG Edition GPL Source Code
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Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
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Doom 3 BFG Edition Source Code 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 3 of the License, or
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(at your option) any later version.
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Doom 3 BFG Edition Source Code 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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You should have received a copy of the GNU General Public License
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along with Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#pragma hdrstop
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#include "../../idlib/precompiled.h"
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#include "win_local.h"
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#include "../../renderer/tr_local.h"
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#include <Windowsx.h>
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LONG WINAPI MainWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
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static bool s_alttab_disabled;
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extern idCVar r_windowX;
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extern idCVar r_windowY;
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extern idCVar r_windowWidth;
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extern idCVar r_windowHeight;
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static void WIN_DisableAltTab() {
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if ( s_alttab_disabled || win32.win_allowAltTab.GetBool() ) {
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return;
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}
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if ( !idStr::Icmp( cvarSystem->GetCVarString( "sys_arch" ), "winnt" ) ) {
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RegisterHotKey( 0, 0, MOD_ALT, VK_TAB );
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} else {
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BOOL old;
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SystemParametersInfo( SPI_SCREENSAVERRUNNING, 1, &old, 0 );
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}
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s_alttab_disabled = true;
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}
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static void WIN_EnableAltTab() {
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if ( !s_alttab_disabled || win32.win_allowAltTab.GetBool() ) {
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return;
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}
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if ( !idStr::Icmp( cvarSystem->GetCVarString( "sys_arch" ), "winnt" ) ) {
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UnregisterHotKey( 0, 0 );
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} else {
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BOOL old;
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SystemParametersInfo( SPI_SCREENSAVERRUNNING, 0, &old, 0 );
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}
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s_alttab_disabled = false;
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}
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void WIN_Sizing(WORD side, RECT *rect)
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{
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if ( !R_IsInitialized() || renderSystem->GetWidth() <= 0 || renderSystem->GetHeight() <= 0 ) {
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return;
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}
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// restrict to a standard aspect ratio
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int width = rect->right - rect->left;
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int height = rect->bottom - rect->top;
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// Adjust width/height for window decoration
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RECT decoRect = { 0, 0, 0, 0 };
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AdjustWindowRect( &decoRect, WINDOW_STYLE|WS_SYSMENU, FALSE );
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int decoWidth = decoRect.right - decoRect.left;
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int decoHeight = decoRect.bottom - decoRect.top;
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width -= decoWidth;
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height -= decoHeight;
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// Clamp to a minimum size
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if ( width < SCREEN_WIDTH / 4 ) {
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width = SCREEN_WIDTH / 4;
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}
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if ( height < SCREEN_HEIGHT / 4 ) {
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height = SCREEN_HEIGHT / 4;
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}
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const int minWidth = height * 4 / 3;
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const int maxHeight = width * 3 / 4;
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const int maxWidth = height * 16 / 9;
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const int minHeight = width * 9 / 16;
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// Set the new size
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switch ( side ) {
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case WMSZ_LEFT:
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rect->left = rect->right - width - decoWidth;
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rect->bottom = rect->top + idMath::ClampInt( minHeight, maxHeight, height ) + decoHeight;
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break;
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case WMSZ_RIGHT:
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rect->right = rect->left + width + decoWidth;
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rect->bottom = rect->top + idMath::ClampInt( minHeight, maxHeight, height ) + decoHeight;
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break;
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case WMSZ_BOTTOM:
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case WMSZ_BOTTOMRIGHT:
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rect->bottom = rect->top + height + decoHeight;
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rect->right = rect->left + idMath::ClampInt( minWidth, maxWidth, width ) + decoWidth;
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break;
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case WMSZ_TOP:
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case WMSZ_TOPRIGHT:
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rect->top = rect->bottom - height - decoHeight;
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rect->right = rect->left + idMath::ClampInt( minWidth, maxWidth, width ) + decoWidth;
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break;
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case WMSZ_BOTTOMLEFT:
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rect->bottom = rect->top + height + decoHeight;
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rect->left = rect->right - idMath::ClampInt( minWidth, maxWidth, width ) - decoWidth;
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break;
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case WMSZ_TOPLEFT:
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rect->top = rect->bottom - height - decoHeight;
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rect->left = rect->right - idMath::ClampInt( minWidth, maxWidth, width ) - decoWidth;
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break;
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}
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}
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/*
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====================
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MainWndProc
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main window procedure
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====================
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*/
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LONG WINAPI MainWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam ) {
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int key;
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switch( uMsg ) {
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case WM_WINDOWPOSCHANGED:
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if (R_IsInitialized()) {
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RECT rect;
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if (::GetClientRect(win32.hWnd, &rect)) {
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if ( rect.right > rect.left && rect.bottom > rect.top ) {
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glConfig.nativeScreenWidth = rect.right - rect.left;
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glConfig.nativeScreenHeight = rect.bottom - rect.top;
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// save the window size in cvars if we aren't fullscreen
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int style = GetWindowLong( hWnd, GWL_STYLE );
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if ( ( style & WS_POPUP ) == 0 ) {
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r_windowWidth.SetInteger( glConfig.nativeScreenWidth );
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r_windowHeight.SetInteger( glConfig.nativeScreenHeight );
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}
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}
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}
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}
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break;
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case WM_MOVE: {
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int xPos, yPos;
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RECT r;
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// save the window origin in cvars if we aren't fullscreen
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int style = GetWindowLong( hWnd, GWL_STYLE );
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if ( ( style & WS_POPUP ) == 0 ) {
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xPos = (short) LOWORD(lParam); // horizontal position
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yPos = (short) HIWORD(lParam); // vertical position
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r.left = 0;
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r.top = 0;
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r.right = 1;
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r.bottom = 1;
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AdjustWindowRect( &r, style, FALSE );
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r_windowX.SetInteger( xPos + r.left );
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r_windowY.SetInteger( yPos + r.top );
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}
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break;
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}
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case WM_CREATE:
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win32.hWnd = hWnd;
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if ( win32.cdsFullscreen ) {
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WIN_DisableAltTab();
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} else {
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WIN_EnableAltTab();
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}
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// do the OpenGL setup
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void GLW_WM_CREATE( HWND hWnd );
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GLW_WM_CREATE( hWnd );
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break;
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case WM_DESTROY:
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// let sound and input know about this?
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win32.hWnd = NULL;
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if ( win32.cdsFullscreen ) {
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WIN_EnableAltTab();
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}
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break;
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case WM_CLOSE:
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soundSystem->SetMute( true );
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cmdSystem->BufferCommandText( CMD_EXEC_APPEND, "quit\n" );
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break;
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case WM_ACTIVATE:
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// if we got here because of an alt-tab or maximize,
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// we should activate immediately. If we are here because
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// the mouse was clicked on a title bar or drag control,
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// don't activate until the mouse button is released
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{
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int fActive, fMinimized;
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fActive = LOWORD(wParam);
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fMinimized = (BOOL) HIWORD(wParam);
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win32.activeApp = (fActive != WA_INACTIVE);
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if ( win32.activeApp ) {
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idKeyInput::ClearStates();
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Sys_GrabMouseCursor( true );
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if ( common->IsInitialized() ) {
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SetCursor( NULL );
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}
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}
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if ( fActive == WA_INACTIVE ) {
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win32.movingWindow = false;
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if ( common->IsInitialized() ) {
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SetCursor( LoadCursor( 0, IDC_ARROW ) );
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}
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}
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// start playing the game sound world
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soundSystem->SetMute( !win32.activeApp );
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// we do not actually grab or release the mouse here,
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// that will be done next time through the main loop
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}
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break;
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case WM_TIMER: {
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if ( win32.win_timerUpdate.GetBool() ) {
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common->Frame();
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}
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break;
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}
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case WM_SYSCOMMAND:
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if ( wParam == SC_SCREENSAVE || wParam == SC_KEYMENU ) {
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return 0;
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}
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break;
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case WM_SYSKEYDOWN:
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if ( wParam == 13 ) { // alt-enter toggles full-screen
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cvarSystem->SetCVarBool( "r_fullscreen", !renderSystem->IsFullScreen() );
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cmdSystem->BufferCommandText( CMD_EXEC_APPEND, "vid_restart\n" );
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return 0;
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}
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// fall through for other keys
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case WM_KEYDOWN:
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key = ( ( lParam >> 16 ) & 0xFF ) | ( ( ( lParam >> 24 ) & 1 ) << 7 );
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if ( key == K_LCTRL || key == K_LALT || key == K_RCTRL || key == K_RALT ) {
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// let direct-input handle this because windows sends Alt-Gr
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// as two events (ctrl then alt)
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break;
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}
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// D
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if ( key == K_NUMLOCK ) {
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key = K_PAUSE;
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} else if ( key == K_PAUSE ) {
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key = K_NUMLOCK;
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}
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Sys_QueEvent( SE_KEY, key, true, 0, NULL, 0 );
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break;
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case WM_SYSKEYUP:
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case WM_KEYUP:
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key = ( ( lParam >> 16 ) & 0xFF ) | ( ( ( lParam >> 24 ) & 1 ) << 7 );
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if ( key == K_PRINTSCREEN ) {
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// don't queue printscreen keys. Since windows doesn't send us key
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// down events for this, we handle queueing them with DirectInput
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break;
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} else if ( key == K_LCTRL || key == K_LALT || key == K_RCTRL || key == K_RALT ) {
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// let direct-input handle this because windows sends Alt-Gr
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// as two events (ctrl then alt)
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break;
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}
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Sys_QueEvent( SE_KEY, key, false, 0, NULL, 0 );
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break;
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case WM_CHAR:
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Sys_QueEvent( SE_CHAR, wParam, 0, 0, NULL, 0 );
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break;
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case WM_NCLBUTTONDOWN:
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// win32.movingWindow = true;
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break;
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case WM_ENTERSIZEMOVE:
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win32.movingWindow = true;
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break;
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case WM_EXITSIZEMOVE:
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win32.movingWindow = false;
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break;
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case WM_SIZING:
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WIN_Sizing(wParam, (RECT *)lParam);
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break;
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case WM_MOUSEMOVE: {
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if ( !common->IsInitialized() ) {
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break;
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}
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const bool isShellActive = ( game && ( game->Shell_IsActive() || game->IsPDAOpen() ) );
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const bool isConsoleActive = console->Active();
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if ( win32.activeApp ) {
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if ( isShellActive ) {
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// If the shell is active, it will display its own cursor.
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SetCursor( NULL );
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} else if ( isConsoleActive ) {
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// The console is active but the shell is not.
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// Show the Windows cursor.
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SetCursor( LoadCursor( 0, IDC_ARROW ) );
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} else {
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// The shell not active and neither is the console.
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// This is normal gameplay, hide the cursor.
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SetCursor( NULL );
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}
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} else {
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if ( !isShellActive ) {
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// Always show the cursor when the window is in the background
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SetCursor( LoadCursor( 0, IDC_ARROW ) );
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} else {
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SetCursor( NULL );
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}
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}
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const int x = GET_X_LPARAM( lParam );
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const int y = GET_Y_LPARAM( lParam );
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// Generate an event
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Sys_QueEvent( SE_MOUSE_ABSOLUTE, x, y, 0, NULL, 0 );
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// Get a mouse leave message
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TRACKMOUSEEVENT tme = {
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sizeof( TRACKMOUSEEVENT ),
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TME_LEAVE,
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hWnd,
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0
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};
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TrackMouseEvent( &tme );
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return 0;
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}
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case WM_MOUSELEAVE: {
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Sys_QueEvent( SE_MOUSE_LEAVE, 0, 0, 0, NULL, 0 );
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return 0;
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}
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case WM_LBUTTONDOWN: {
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Sys_QueEvent( SE_KEY, K_MOUSE1, 1, 0, NULL, 0 );
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return 0;
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}
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case WM_LBUTTONUP: {
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Sys_QueEvent( SE_KEY, K_MOUSE1, 0, 0, NULL, 0 );
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return 0;
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}
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case WM_RBUTTONDOWN: {
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Sys_QueEvent( SE_KEY, K_MOUSE2, 1, 0, NULL, 0 );
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return 0;
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}
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case WM_RBUTTONUP: {
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Sys_QueEvent( SE_KEY, K_MOUSE2, 0, 0, NULL, 0 );
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return 0;
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}
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case WM_MBUTTONDOWN: {
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Sys_QueEvent( SE_KEY, K_MOUSE3, 1, 0, NULL, 0 );
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return 0;
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}
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case WM_MBUTTONUP: {
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Sys_QueEvent( SE_KEY, K_MOUSE3, 0, 0, NULL, 0 );
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return 0;
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}
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case WM_XBUTTONDOWN: {
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int button = GET_XBUTTON_WPARAM( wParam );
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if ( button == 1 ) {
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Sys_QueEvent( SE_KEY, K_MOUSE4, 1, 0, NULL, 0 );
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} else if ( button == 2 ) {
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Sys_QueEvent( SE_KEY, K_MOUSE5, 1, 0, NULL, 0 );
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}
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return 0;
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}
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case WM_XBUTTONUP: {
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int button = GET_XBUTTON_WPARAM( wParam );
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if ( button == 1 ) {
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Sys_QueEvent( SE_KEY, K_MOUSE4, 0, 0, NULL, 0 );
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} else if ( button == 2 ) {
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Sys_QueEvent( SE_KEY, K_MOUSE5, 0, 0, NULL, 0 );
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}
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return 0;
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}
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case WM_MOUSEWHEEL: {
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int delta = GET_WHEEL_DELTA_WPARAM( wParam ) / WHEEL_DELTA;
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int key = delta < 0 ? K_MWHEELDOWN : K_MWHEELUP;
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delta = abs( delta );
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while( delta-- > 0 ) {
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Sys_QueEvent( SE_KEY, key, true, 0, NULL, 0 );
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Sys_QueEvent( SE_KEY, key, false, 0, NULL, 0 );
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}
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break;
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}
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}
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return DefWindowProc( hWnd, uMsg, wParam, lParam );
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}
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Block a user