605 lines
14 KiB
C++
605 lines
14 KiB
C++
/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
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Doom 3 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 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 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 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 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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#include "../idlib/precompiled.h"
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#pragma hdrstop
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static autoComplete_t globalAutoComplete;
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/*
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===============
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FindMatches
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===============
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*/
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static void FindMatches( const char *s ) {
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int i;
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if ( idStr::Icmpn( s, globalAutoComplete.completionString, strlen( globalAutoComplete.completionString ) ) != 0 ) {
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return;
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}
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globalAutoComplete.matchCount++;
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if ( globalAutoComplete.matchCount == 1 ) {
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idStr::Copynz( globalAutoComplete.currentMatch, s, sizeof( globalAutoComplete.currentMatch ) );
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return;
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}
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// cut currentMatch to the amount common with s
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for ( i = 0; s[i]; i++ ) {
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if ( tolower( globalAutoComplete.currentMatch[i] ) != tolower( s[i] ) ) {
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globalAutoComplete.currentMatch[i] = 0;
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break;
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}
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}
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globalAutoComplete.currentMatch[i] = 0;
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}
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/*
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===============
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FindIndexMatch
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===============
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*/
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static void FindIndexMatch( const char *s ) {
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if ( idStr::Icmpn( s, globalAutoComplete.completionString, strlen( globalAutoComplete.completionString ) ) != 0 ) {
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return;
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}
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if( globalAutoComplete.findMatchIndex == globalAutoComplete.matchIndex ) {
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idStr::Copynz( globalAutoComplete.currentMatch, s, sizeof( globalAutoComplete.currentMatch ) );
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}
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globalAutoComplete.findMatchIndex++;
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}
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/*
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===============
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PrintMatches
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===============
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*/
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static void PrintMatches( const char *s ) {
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if ( idStr::Icmpn( s, globalAutoComplete.currentMatch, strlen( globalAutoComplete.currentMatch ) ) == 0 ) {
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common->Printf( " %s\n", s );
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}
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}
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/*
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===============
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PrintCvarMatches
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===============
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*/
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static void PrintCvarMatches( const char *s ) {
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if ( idStr::Icmpn( s, globalAutoComplete.currentMatch, strlen( globalAutoComplete.currentMatch ) ) == 0 ) {
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common->Printf( " %s" S_COLOR_WHITE " = \"%s\"\n", s, cvarSystem->GetCVarString( s ) );
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}
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}
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/*
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===============
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idEditField::idEditField
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===============
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*/
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idEditField::idEditField() {
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widthInChars = 0;
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Clear();
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}
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/*
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===============
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idEditField::~idEditField
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===============
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*/
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idEditField::~idEditField() {
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}
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/*
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===============
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idEditField::Clear
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===============
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*/
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void idEditField::Clear( void ) {
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buffer[0] = 0;
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cursor = 0;
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scroll = 0;
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autoComplete.length = 0;
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autoComplete.valid = false;
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}
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/*
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===============
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idEditField::SetWidthInChars
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===============
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*/
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void idEditField::SetWidthInChars( int w ) {
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assert( w <= MAX_EDIT_LINE );
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widthInChars = w;
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}
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/*
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===============
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idEditField::SetCursor
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===============
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*/
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void idEditField::SetCursor( int c ) {
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assert( c <= MAX_EDIT_LINE );
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cursor = c;
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}
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/*
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===============
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idEditField::GetCursor
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===============
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*/
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int idEditField::GetCursor( void ) const {
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return cursor;
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}
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/*
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===============
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idEditField::ClearAutoComplete
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===============
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*/
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void idEditField::ClearAutoComplete( void ) {
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if ( autoComplete.length > 0 && autoComplete.length <= (int) strlen( buffer ) ) {
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buffer[autoComplete.length] = '\0';
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if ( cursor > autoComplete.length ) {
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cursor = autoComplete.length;
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}
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}
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autoComplete.length = 0;
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autoComplete.valid = false;
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}
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/*
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===============
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idEditField::GetAutoCompleteLength
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===============
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*/
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int idEditField::GetAutoCompleteLength( void ) const {
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return autoComplete.length;
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}
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/*
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===============
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idEditField::AutoComplete
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===============
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*/
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void idEditField::AutoComplete( void ) {
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char completionArgString[MAX_EDIT_LINE];
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idCmdArgs args;
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if ( !autoComplete.valid ) {
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args.TokenizeString( buffer, false );
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idStr::Copynz( autoComplete.completionString, args.Argv( 0 ), sizeof( autoComplete.completionString ) );
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idStr::Copynz( completionArgString, args.Args(), sizeof( completionArgString ) );
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autoComplete.matchCount = 0;
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autoComplete.matchIndex = 0;
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autoComplete.currentMatch[0] = 0;
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if ( strlen( autoComplete.completionString ) == 0 ) {
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return;
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}
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globalAutoComplete = autoComplete;
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cmdSystem->CommandCompletion( FindMatches );
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cvarSystem->CommandCompletion( FindMatches );
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autoComplete = globalAutoComplete;
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if ( autoComplete.matchCount == 0 ) {
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return; // no matches
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}
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// when there's only one match or there's an argument
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if ( autoComplete.matchCount == 1 || completionArgString[0] != '\0' ) {
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/// try completing arguments
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idStr::Append( autoComplete.completionString, sizeof( autoComplete.completionString ), " " );
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idStr::Append( autoComplete.completionString, sizeof( autoComplete.completionString ), completionArgString );
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autoComplete.matchCount = 0;
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globalAutoComplete = autoComplete;
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cmdSystem->ArgCompletion( autoComplete.completionString, FindMatches );
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cvarSystem->ArgCompletion( autoComplete.completionString, FindMatches );
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autoComplete = globalAutoComplete;
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idStr::snPrintf( buffer, sizeof( buffer ), "%s", autoComplete.currentMatch );
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if ( autoComplete.matchCount == 0 ) {
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// no argument matches
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idStr::Append( buffer, sizeof( buffer ), " " );
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idStr::Append( buffer, sizeof( buffer ), completionArgString );
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SetCursor( strlen( buffer ) );
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return;
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}
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} else {
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// multiple matches, complete to shortest
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idStr::snPrintf( buffer, sizeof( buffer ), "%s", autoComplete.currentMatch );
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if ( strlen( completionArgString ) ) {
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idStr::Append( buffer, sizeof( buffer ), " " );
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idStr::Append( buffer, sizeof( buffer ), completionArgString );
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}
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}
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autoComplete.length = strlen( buffer );
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autoComplete.valid = ( autoComplete.matchCount != 1 );
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SetCursor( autoComplete.length );
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common->Printf( "]%s\n", buffer );
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// run through again, printing matches
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globalAutoComplete = autoComplete;
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cmdSystem->CommandCompletion( PrintMatches );
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cmdSystem->ArgCompletion( autoComplete.completionString, PrintMatches );
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cvarSystem->CommandCompletion( PrintCvarMatches );
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cvarSystem->ArgCompletion( autoComplete.completionString, PrintMatches );
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} else if ( autoComplete.matchCount != 1 ) {
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// get the next match and show instead
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autoComplete.matchIndex++;
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if ( autoComplete.matchIndex == autoComplete.matchCount ) {
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autoComplete.matchIndex = 0;
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}
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autoComplete.findMatchIndex = 0;
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globalAutoComplete = autoComplete;
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cmdSystem->CommandCompletion( FindIndexMatch );
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cmdSystem->ArgCompletion( autoComplete.completionString, FindIndexMatch );
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cvarSystem->CommandCompletion( FindIndexMatch );
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cvarSystem->ArgCompletion( autoComplete.completionString, FindIndexMatch );
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autoComplete = globalAutoComplete;
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// and print it
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idStr::snPrintf( buffer, sizeof( buffer ), autoComplete.currentMatch );
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if ( autoComplete.length > (int)strlen( buffer ) ) {
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autoComplete.length = strlen( buffer );
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}
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SetCursor( autoComplete.length );
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}
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}
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/*
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===============
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idEditField::CharEvent
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===============
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*/
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void idEditField::CharEvent( int ch ) {
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int len;
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if ( ch == 'v' - 'a' + 1 ) { // ctrl-v is paste
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Paste();
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return;
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}
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if ( ch == 'c' - 'a' + 1 ) { // ctrl-c clears the field
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Clear();
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return;
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}
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len = strlen( buffer );
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if ( ch == 'h' - 'a' + 1 || ch == K_BACKSPACE ) { // ctrl-h is backspace
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if ( cursor > 0 ) {
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memmove( buffer + cursor - 1, buffer + cursor, len + 1 - cursor );
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cursor--;
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if ( cursor < scroll ) {
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scroll--;
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}
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}
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return;
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}
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if ( ch == 'a' - 'a' + 1 ) { // ctrl-a is home
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cursor = 0;
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scroll = 0;
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return;
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}
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if ( ch == 'e' - 'a' + 1 ) { // ctrl-e is end
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cursor = len;
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scroll = cursor - widthInChars;
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return;
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}
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//
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// ignore any other non printable chars
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//
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if ( ch < 32 ) {
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return;
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}
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if ( idKeyInput::GetOverstrikeMode() ) {
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if ( cursor == MAX_EDIT_LINE - 1 ) {
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return;
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}
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buffer[cursor] = ch;
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cursor++;
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} else { // insert mode
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if ( len == MAX_EDIT_LINE - 1 ) {
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return; // all full
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}
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memmove( buffer + cursor + 1, buffer + cursor, len + 1 - cursor );
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buffer[cursor] = ch;
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cursor++;
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}
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if ( cursor >= widthInChars ) {
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scroll++;
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}
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if ( cursor == len + 1 ) {
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buffer[cursor] = 0;
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}
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}
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/*
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===============
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idEditField::KeyDownEvent
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===============
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*/
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void idEditField::KeyDownEvent( int key ) {
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int len;
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// shift-insert is paste
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if ( ( ( key == K_INS ) || ( key == K_KP_INS ) ) && idKeyInput::IsDown( K_SHIFT ) ) {
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ClearAutoComplete();
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Paste();
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return;
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}
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len = strlen( buffer );
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if ( key == K_DEL ) {
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if ( autoComplete.length ) {
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ClearAutoComplete();
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} else if ( cursor < len ) {
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memmove( buffer + cursor, buffer + cursor + 1, len - cursor );
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}
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return;
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}
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if ( key == K_RIGHTARROW ) {
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if ( idKeyInput::IsDown( K_CTRL ) ) {
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// skip to next word
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while( ( cursor < len ) && ( buffer[ cursor ] != ' ' ) ) {
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cursor++;
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}
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while( ( cursor < len ) && ( buffer[ cursor ] == ' ' ) ) {
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cursor++;
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}
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} else {
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cursor++;
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}
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if ( cursor > len ) {
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cursor = len;
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}
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if ( cursor >= scroll + widthInChars ) {
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scroll = cursor - widthInChars + 1;
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}
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if ( autoComplete.length > 0 ) {
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autoComplete.length = cursor;
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}
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return;
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}
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if ( key == K_LEFTARROW ) {
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if ( idKeyInput::IsDown( K_CTRL ) ) {
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// skip to previous word
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while( ( cursor > 0 ) && ( buffer[ cursor - 1 ] == ' ' ) ) {
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cursor--;
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}
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while( ( cursor > 0 ) && ( buffer[ cursor - 1 ] != ' ' ) ) {
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cursor--;
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}
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} else {
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cursor--;
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}
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if ( cursor < 0 ) {
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cursor = 0;
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}
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if ( cursor < scroll ) {
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scroll = cursor;
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}
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if ( autoComplete.length ) {
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autoComplete.length = cursor;
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}
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return;
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}
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if ( key == K_HOME || ( tolower( key ) == 'a' && idKeyInput::IsDown( K_CTRL ) ) ) {
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cursor = 0;
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scroll = 0;
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if ( autoComplete.length ) {
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autoComplete.length = cursor;
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autoComplete.valid = false;
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}
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return;
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}
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if ( key == K_END || ( tolower( key ) == 'e' && idKeyInput::IsDown( K_CTRL ) ) ) {
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cursor = len;
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if ( cursor >= scroll + widthInChars ) {
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scroll = cursor - widthInChars + 1;
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}
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if ( autoComplete.length ) {
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autoComplete.length = cursor;
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autoComplete.valid = false;
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}
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return;
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}
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if ( key == K_INS ) {
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idKeyInput::SetOverstrikeMode( !idKeyInput::GetOverstrikeMode() );
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return;
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}
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// clear autocompletion buffer on normal key input
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if ( key != K_CAPSLOCK && key != K_ALT && key != K_CTRL && key != K_SHIFT ) {
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ClearAutoComplete();
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}
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}
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/*
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===============
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idEditField::Paste
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===============
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*/
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void idEditField::Paste( void ) {
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char *cbd;
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int pasteLen, i;
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cbd = Sys_GetClipboardData();
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if ( !cbd ) {
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return;
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}
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// send as if typed, so insert / overstrike works properly
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pasteLen = strlen( cbd );
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for ( i = 0; i < pasteLen; i++ ) {
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CharEvent( cbd[i] );
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}
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Mem_Free( cbd );
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}
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/*
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===============
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idEditField::GetBuffer
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===============
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*/
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char *idEditField::GetBuffer( void ) {
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return buffer;
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}
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/*
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===============
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idEditField::SetBuffer
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===============
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*/
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void idEditField::SetBuffer( const char *buf ) {
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Clear();
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idStr::Copynz( buffer, buf, sizeof( buffer ) );
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SetCursor( strlen( buffer ) );
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}
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/*
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===============
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idEditField::Draw
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===============
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*/
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void idEditField::Draw( int x, int y, int width, bool showCursor, const idMaterial *shader ) {
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int len;
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int drawLen;
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int prestep;
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int cursorChar;
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char str[MAX_EDIT_LINE];
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int size;
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size = SMALLCHAR_WIDTH;
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drawLen = widthInChars;
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len = strlen( buffer ) + 1;
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// guarantee that cursor will be visible
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if ( len <= drawLen ) {
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prestep = 0;
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} else {
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if ( scroll + drawLen > len ) {
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scroll = len - drawLen;
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if ( scroll < 0 ) {
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scroll = 0;
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}
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}
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prestep = scroll;
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// Skip color code
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if ( idStr::IsColor( buffer + prestep ) ) {
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prestep += 2;
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}
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if ( prestep > 0 && idStr::IsColor( buffer + prestep - 1 ) ) {
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prestep++;
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}
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}
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if ( prestep + drawLen > len ) {
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drawLen = len - prestep;
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}
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// extract <drawLen> characters from the field at <prestep>
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if ( drawLen >= MAX_EDIT_LINE ) {
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common->Error( "drawLen >= MAX_EDIT_LINE" );
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}
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memcpy( str, buffer + prestep, drawLen );
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str[ drawLen ] = 0;
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// draw it
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renderSystem->DrawSmallStringExt( x, y, str, colorWhite, false, shader );
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// draw the cursor
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if ( !showCursor ) {
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return;
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}
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if ( (int)( com_ticNumber >> 4 ) & 1 ) {
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return; // off blink
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}
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if ( idKeyInput::GetOverstrikeMode() ) {
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cursorChar = 11;
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} else {
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cursorChar = 10;
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}
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// Move the cursor back to account for color codes
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for ( int i = 0; i<cursor; i++ ) {
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if ( idStr::IsColor( &str[i] ) ) {
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i++;
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prestep += 2;
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}
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}
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renderSystem->DrawSmallChar( x + ( cursor - prestep ) * size, y, cursorChar, shader );
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}
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