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疯掉了,尽然有js写的操作系统_javascript技巧

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May 16, 2016 pm 07:14 PM

http://www.masswerk.at/jsuix/

// JS/UIX v0.44
// (c) mass:werk (N.Landsteiner) 2003
// all rights reserved

// term gui

var conf_term_x=102;
var conf_term_y=34;
var conf_kbd_offset=34;
var termImgPath='jsuix_support/';
var termDiv='termDiv';
var termBgColor='#181818';
var termFrameColor='#555555';
var termPageColor='#222222';
var conf_repeat_delay1=320;
var conf_repeat_delay2=170;

var termKbdDiv='termKbdDiv';
var termKbdBgColor='#222222';
var keycapspath='jsuix_support/keycaps/';

var termSubDivs=false;
var termLayers=false;
var termDocNS4=null;
var termStringStart='';
var termStringEnd='';

var termKbdDocNS4=null;
var termKbdOn=false;
var keycapsShift=false;
var keycapsCpslk=false;
var keycapsShiftRef=new Array();
var keycapsCpslkRef=new Array();

var termSpecials=new Array();
termSpecials[0]=' ';
termSpecials[1]='$';
termSpecials[2]=' ';
termSpecials[3]='?';
termSpecials[4]='#';
termSpecials[32]=' ';
termSpecials[34]='"';
termSpecials[38]='&';
termSpecials[60]='termSpecials[62]='>';
termSpecials[127]='◊';

var termStyles=new Array(1,2,4,8);
var termStyleOpen=new Array();
var termStyleClose=new Array();
termStyleOpen[1]='';
termStyleClose[1]='';
termStyleOpen[2]='';
termStyleClose[2]='';
termStyleOpen[4]='';
termStyleClose[4]='';
termStyleOpen[8]='';
termStyleClose[8]='';

// buttons UI

var termImgNames=new Array('left_lo', 'left_hi', 'right_lo', 'right_hi', 'delete_lo', 'delete_hi', 'esc_lo', 'esc_hi', 'kbd_show_lo', 'kbd_show_hi', 'kbd_hide_lo', 'kbd_hide_hi');
var termImages=new Array();

function termImgPreload(path,imgnames) {
    for (var i=0; i        var n=imgnames[i];
        termImages[n]=new Image();
        termImages[n].src=path+n+'.gif'
    }
}

if (document.images) termImgPreload(termImgPath,termImgNames);

function termSetImg(n,v) {
    if (document.images) {
        var img=(termLayers)? termDocNS4.images['term_'+n] : document.images['term_'+n];
        var stat=(v)? '_hi' : '_lo';
        img.src=termImages[n+stat].src
    }
}

// UI keyboard
// key maps (200=left shift, 202=right shift, 204=CpsLock)

var termKeyMap= [
    [96,49,50,51,52,53,54,55,56,57,48,45,61,8],
    [27,113,119,101,114,116,121,117,105,111,112,91,93,13],
    [204,97,115,100,102,103,104,106,107,108,59,39,35],
    [200,92,122,120,99,118,98,110,109,44,46,47,30,202],
    [32,28,31,29]
];
var termKeyMapShift=[
    [126,33,34,35,36,37,94,38,42,40,41,95,43,8],
    [27,81,87,69,82,84,89,85,73,79,80,123,125,13],
    [204,65,83,68,70,71,72,74,75,76,58,34,64],
    [200,124,90,88,67,86,66,78,77,60,62,63,30,202],
    [32,28,31,29]
];
var termKeyMapCpslk=[
    [96,49,50,51,52,53,54,55,56,57,48,45,61,8],
    [27,81,87,69,82,84,89,85,73,79,80,91,93,13],
    [204,65,83,68,70,71,72,74,75,76,59,39,35],
    [200,92,90,88,67,86,66,78,77,44,46,47,30,202],
    [32,28,31,29]
];
var termKeyWdth=[
    [35,35,35,35,35,35,35,35,35,35,35,35,35,69],
    [55,35,35,35,35,35,35,35,35,35,35,35,35,0],
    [65,35,35,35,35,35,35,35,35,35,35,35,35],
    [49,35,35,35,35,35,35,35,35,35,35,35,35,54],
    [252,35,35,35]
];

var keycapsImgNames=new Array(200,201,202,203,204,205);

function termKeyCaps(k) {
    if ((k=32) && (repeatTimer)) clearTimeout(repeatTimer);
    if (k==204) {
        keycapsCpslk=(!keycapsCpslk);
        var cnr=(keycapsCpslk)? 205:204;
        termKbdSetImg(204,cnr)
    }
    else if ((k==200) || (k==202)) {
        keycapsShift=(!keycapsShift);
        var m=(keycapsShift)? 1:0;
        termKbdSetImg(200,200+m);
        termKbdSetImg(202,202+m)
    }
    else {
        var ch=0;
        if (keycapsShift) {
            ch=keycapsShiftRef[k]
            keycapsShift=false;
            termKbdSetImg(200,200);
            termKbdSetImg(202,202)
        }
        else if (keycapsCpslk) ch=keycapsCpslkRef[k]
        else ch=k;
        keyHandler({which:ch,jsuix_remapped:true})
    }
}

function termKbdSetImg(n,v) {
    if (document.images) {
        var img=(termLayers)? termKbdDocNS4.images['key'+n] : document.images['key'+n];
        img.src=termImages[v].src
    }
}

function termSetKbdButton(v) {
    if (document.images) {
        var img=(termLayers)? termDocNS4.images.term_kbd_show : document.images.term_kbd_show;
        var n=(termKbdOn)? 'kbd_hide' : 'kbd_show';
        var stat=(v)? '_hi' : '_lo';
        img.src=termImages[n+stat].src
    }
}

function termKbdShow() {
    if (termKbdOn) {
        setDivVisibility(termKbdDiv,0);
        termKbdOn=false;
        termSetKbdButton(0)
    }
    else {
        termImgPreload(keycapspath,keycapsImgNames);
        keycapsShift=false;
        keycapsCpslk=false;
        var s='\n';
        s+='\n';
        s+'
\n';
        s+=' '+termMakeKbd()+' \n';
        s+='

\n';
        s+='';
        writeElement(termKbdDiv,s);
        setDivXY(termKbdDiv,conf_term_x,conf_term_y+conf_kbd_offset+conf_rows*conf_rowheigt);
        if (termLayers) termKbdDocNS4=document.layers[termKbdDiv].document;
        termKbdOn=true;
        setDivVisibility(termKbdDiv,1);
        termSetKbdButton(0)
    }
}

function termMakeKbd() {
    var s='\n';
    for (var i=0; i        s+='
';
        for (var k=0; k            var kc=termKeyMap[i][k];
            keycapsShiftRef[kc]=termKeyMapShift[i][k];
            keycapsCpslkRef[kc]=termKeyMapCpslk[i][k];
            if (kc==13) {
                s+='';
                continue
            };
            if (kc==32) s+=''
            else if (kc==28) {
                s+='';
                s+='';
                continue
            }
            else if (kc==29) {
                s+='';
                continue
            }
            else if (kc==8) {
                s+='';
                continue
            }
            s+='';
            if (kc==35) s+='';
        };
        s+='\n';
    };
    s+='';
    return s
}

// term UI

function termHide() {
    if (repeatTimer) clearTimeout(repeatTimer);
    if (termKbdOn) termKbdShow();
    setDivVisibility(termDiv,0)
}

function makeTerm() {
    window.status='Building terminal ...';
    termLayers=(document.layers)? true:false;
    termSubDivs=(navigator.userAgent.indexOf('Gecko')    var s='';
    s+='\n';
    s+='
\n';
    var rstr='';
    for (var c=0; c    for (var r=0; r        var id=((termLayers) || (termSubDivs))? '' : ' ID="term_'+r+'"';
        s+='\n
'+rstr+'\n';
    };
    s+='\n';
    s+='\n';

    s+='

\n';
    s+='
\n';

    s+=' \n';
    s+='
\n';
    s+=' \n';
    s+=' \n';
    s+=' \n';
    s+='\n';
    s+='\n';
    if (termLayers) {
        for (var r=0; r            s+='\n'
        };
        termDocNS4=document.layers[termDiv].document;
        termStringStart='
';
        termStringEnd='';
    }
    else if (termSubDivs) {
        for (var r=0; r            s+='
\n'
        };
        termStringStart='
';
        termStringEnd='';
    };
    writeElement(termDiv,s);
    setDivXY(termDiv,conf_term_x,conf_term_y);
    setDivVisibility(termDiv,1);
    window.status=''
}

function termDisplay(r) {
    var s=termStringStart;
    var curStyle=0;
    for (var i=0; i        var c=term[r][i];
        var cs=termStyle[r][i];
        if (cs!=curStyle) {
            if (curStyle) {
                for (var k=termStyles.length-1; k>=0; k--) {
                    var st=termStyles[k];
                    if (curStyle&st) s+=termStyleClose[st];
                }
            };
            curStyle=cs;
            for (var k=0; k                var st=termStyles[k];
                if (curStyle&st) s+=termStyleOpen[st];
            }
        };
        s+= (termSpecials[c])? termSpecials[c] : String.fromCharCode(c);
    };
    if (curStyle>0) {
        for (var k=termStyles.length-1; k>=0; k--) {
            var st=termStyles[k];
            if (curStyle&st) s+=termStyleClose[st];
        }
    };
    s+=termStringEnd;
    writeElement('term_'+r,s,termDocNS4)
}

function termGuiReady() {
    ready=true;
    if (termGuiElementReady(termDiv, self.document)) {
        for (var r=0; r            if (termGuiElementReady('term_'+r,termDocNS4)==false) {
                ready=false;
                break
            }
        }
    }
    else ready=false;
    return ready
}

function cursorKbdLeft() {
    keyHandler({which:28})
}

function cursorKbdRight() {
    keyHandler({which:29})
}

function termKbdBackspace() {
    keyHandler({which:8})
}

function termKbdEsc() {
    keyHandler({which:27})
}

function termKbdClear() {
    if ((!cnslLock) && (!cnslRawMode)) cnslReset();
}

// UI-button repeat

function repeatSet(cmd,on) {
    if (repeatTimer) clearTimeout(repeatTimer);
    repeatTimer=setTimeout('repeatDo("'+cmd+'")',conf_repeat_delay1);
}

function repeatClear() {
    if (repeatTimer) clearTimeout(repeatTimer);
}

function repeatDo(cmd) {
    if (repeatTimer) clearTimeout(repeatTimer);
    if (cmd=='left') cursorKbdLeft()
    else if (cmd=='right') cursorKbdRight()
    else if (cmd=='backspace') termKbdBackspace();
    repeatTimer=setTimeout('repeatDo("'+cmd+'")',conf_repeat_delay2);
}

// basic dynamics

function writeElement(e,t,d) {
    if (document.layers) {
        var doc=(d)? d : self.document;
        doc.layers[e].document.open();
        doc.layers[e].document.write(t);
        doc.layers[e].document.close()
    }
    else if (document.getElementById) {
        var obj=document.getElementById(e);
        obj.innerHTML=t
    }
    else if (document.all) {
        document.all[e].innerHTML=t
    }
}

function setDivXY(d,x,y) {
    if (document.layers) {
        document.layers[d].moveTo(x,y)
    }
    else if (document.getElementById) {
        var obj=document.getElementById(d);
        obj.style.left=x+'px';
        obj.style.top=y+'px'
    }
    else if (document.all) {
        document.all[d].style.left=x+'px';
        document.all[d].style.top=y+'px'
    }
}

function setDivVisibility(d,v) {
    if (document.layers) {
        document.layers[d].visibility= (v)? 'show':'hide';
    }
    else if (document.getElementById) {
        var obj=document.getElementById(d);
        obj.style.visibility= (v)? 'visible':'hidden';
    }
    else if (document.all) {
        document.all[d].style.visibility= (v)? 'visible':'hidden';
    }
}

function termGuiElementReady(e,d) {
    if (document.layers) {
        var doc=(d)? d : self.document;
        return ((doc) && (doc.layers[e]))? true:false
    }
    else if (document.getElementById) {
        return (document.getElementById(e))? true:false
    }
    else if (document.all) {
        return (document.all[e])? true:false
    }
    else return false
}

//eof