1 // minmax.js - written by Andrew Clover <and@doxdesk.com> |
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2 // Adapted for PunBB by Rickard Andersson and Paul Sullivan |
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3 |
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4 /*@cc_on |
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5 @if (@_win32 && @_jscript_version>4) |
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6 |
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7 var minmax_elements; |
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8 |
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9 function minmax_bind(el) { |
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10 var em, ms; |
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11 var st= el.style, cs= el.currentStyle; |
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12 |
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13 if (minmax_elements==window.undefined) { |
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14 if (!document.body || !document.body.currentStyle) return; |
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15 minmax_elements= new Array(); |
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16 window.attachEvent('onresize', minmax_delayout); |
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17 } |
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18 |
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19 if (cs['max-width']) |
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20 st['maxWidth']= cs['max-width']; |
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21 |
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22 ms= cs['maxWidth']; |
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23 if (ms && ms!='auto' && ms!='none' && ms!='0' && ms!='') { |
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24 st.minmaxWidth= cs.width; |
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25 minmax_elements[minmax_elements.length]= el; |
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26 minmax_delayout(); |
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27 } |
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28 } |
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29 |
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30 var minmax_delaying= false; |
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31 function minmax_delayout() { |
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32 if (minmax_delaying) return; |
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33 minmax_delaying= true; |
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34 window.setTimeout(minmax_layout, 0); |
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35 } |
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36 |
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37 function minmax_stopdelaying() { |
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38 minmax_delaying= false; |
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39 } |
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40 |
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41 function minmax_layout() { |
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42 window.setTimeout(minmax_stopdelaying, 100); |
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43 var i, el, st, cs, optimal, inrange; |
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44 for (i= minmax_elements.length; i-->0;) { |
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45 el= minmax_elements[i]; st= el.style; cs= el.currentStyle; |
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46 |
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47 st.width= st.minmaxWidth; optimal= el.offsetWidth; |
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48 inrange= true; |
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49 if (inrange && cs.minWidth && cs.minWidth!='0' && cs.minWidth!='auto' && cs.minWidth!='') { |
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50 st.width= cs.minWidth; |
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51 inrange= (el.offsetWidth<optimal); |
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52 } |
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53 if (inrange && cs.maxWidth && cs.maxWidth!='none' && cs.maxWidth!='auto' && cs.maxWidth!='') { |
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54 st.width= cs.maxWidth; |
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55 inrange= (el.offsetWidth>optimal); |
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56 } |
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57 if (inrange) st.width= st.minmaxWidth; |
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58 } |
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59 } |
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60 |
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61 var minmax_SCANDELAY= 500; |
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62 |
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63 function minmax_scan() { |
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64 var el; |
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65 for (var i= 0; i<document.all.length; i++) { |
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66 el= document.all[i]; |
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67 if (!el.minmax_bound) { |
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68 el.minmax_bound= true; |
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69 minmax_bind(el); |
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70 } |
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71 } |
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72 } |
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73 |
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74 var minmax_scanner; |
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75 function minmax_stop() { |
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76 window.clearInterval(minmax_scanner); |
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77 minmax_scan(); |
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78 } |
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79 |
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80 minmax_scan(); |
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81 minmax_scanner= window.setInterval(minmax_scan, minmax_SCANDELAY); |
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82 window.attachEvent('onload', minmax_stop); |
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83 |
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84 @end @*/ |
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