1 | /*
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2 | * FCKeditor - The text editor for internet
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3 | * Copyright (C) 2003-2006 Frederico Caldeira Knabben
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4 | *
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5 | * Licensed under the terms of the GNU Lesser General Public License:
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6 | * http://www.opensource.org/licenses/lgpl-license.php
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7 | *
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8 | * For further information visit:
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9 | * http://www.fckeditor.net/
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10 | *
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11 | * "Support Open Source software. What about a donation today?"
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12 | *
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13 | * File Name: fckfitwindow.js
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14 | * Stretch the editor to full window size and back.
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15 | *
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16 | * File Authors:
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17 | * Paul Moers (mail@saulmade.nl)
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18 | * Thanks to Christian Fecteau (webmaster@christianfecteau.com)
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19 | * Frederico Caldeira Knabben (fredck@fckeditor.net)
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20 | */
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21 |
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22 | var FCKFitWindow = function()
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23 | {
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24 | this.Name = 'FitWindow' ;
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25 | }
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26 |
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27 | FCKFitWindow.prototype.Execute = function()
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28 | {
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29 | var eEditorFrame = window.frameElement ;
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30 | var eEditorFrameStyle = eEditorFrame.style ;
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31 |
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32 | var eMainWindow = parent ;
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33 | var eDocEl = eMainWindow.document.documentElement ;
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34 | var eBody = eMainWindow.document.body ;
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35 | var eBodyStyle = eBody.style ;
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36 |
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37 | // No original style properties known? Go fullscreen.
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38 | if ( !this.IsMaximized )
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39 | {
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40 | // Registering an event handler when the window gets resized.
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41 | if( FCKBrowserInfo.IsIE )
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42 | eMainWindow.attachEvent( 'onresize', FCKFitWindow_Resize ) ;
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43 | else
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44 | eMainWindow.addEventListener( 'resize', FCKFitWindow_Resize, true ) ;
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45 |
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46 | // Save the scrollbars position.
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47 | this._ScrollPos = FCKTools.GetScrollPosition( eMainWindow ) ;
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48 |
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49 | // Save and reset the styles for the entire node tree. They could interfere in the result.
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50 | var eParent = eEditorFrame ;
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51 | while( eParent = eParent.parentNode )
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52 | {
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53 | if ( eParent.nodeType == 1 )
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54 | eParent._fckSavedStyles = FCKTools.SaveStyles( eParent ) ;
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55 | }
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56 |
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57 | // Hide IE scrollbars (in strict mode).
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58 | if ( FCKBrowserInfo.IsIE )
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59 | {
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60 | this.documentElementOverflow = eDocEl.style.overflow ;
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61 | eDocEl.style.overflow = 'hidden' ;
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62 | eBodyStyle.overflow = 'hidden' ;
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63 | }
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64 | else
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65 | {
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66 | // Hide the scroolbars in Firefox.
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67 | eBodyStyle.overflow = 'hidden' ;
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68 | eBodyStyle.width = '0px' ;
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69 | eBodyStyle.height = '0px' ;
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70 | }
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71 |
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72 | // Save the IFRAME styles.
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73 | this._EditorFrameStyles = FCKTools.SaveStyles( eEditorFrame ) ;
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74 |
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75 | // Resize.
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76 | var oViewPaneSize = FCKTools.GetViewPaneSize( eMainWindow ) ;
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77 |
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78 | eEditorFrameStyle.position = "absolute";
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79 | eEditorFrameStyle.zIndex = FCKConfig.FloatingPanelsZIndex - 1;
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80 | eEditorFrameStyle.left = "0px";
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81 | eEditorFrameStyle.top = "0px";
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82 | eEditorFrameStyle.width = oViewPaneSize.Width + "px";
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83 | eEditorFrameStyle.height = oViewPaneSize.Height + "px";
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84 |
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85 | // Giving the frame some (huge) borders on his right and bottom
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86 | // side to hide the background that would otherwise show when the
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87 | // editor is in fullsize mode and the window is increased in size
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88 | // not for IE, because IE immediately adapts the editor on resize,
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89 | // without showing any of the background oddly in firefox, the
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90 | // editor seems not to fill the whole frame, so just setting the
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91 | // background of it to white to cover the page laying behind it anyway.
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92 | if ( !FCKBrowserInfo.IsIE )
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93 | {
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94 | eEditorFrameStyle.borderRight = eEditorFrameStyle.borderBottom = "9999px solid white" ;
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95 | eEditorFrameStyle.backgroundColor = "white";
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96 | }
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97 |
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98 | // Scroll to top left.
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99 | eMainWindow.scrollTo(0, 0);
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100 |
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101 | this.IsMaximized = true ;
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102 | }
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103 | else // Resize to original size.
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104 | {
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105 | // Remove the event handler of window resizing.
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106 | if( FCKBrowserInfo.IsIE )
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107 | eMainWindow.detachEvent( "onresize", FCKFitWindow_Resize ) ;
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108 | else
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109 | eMainWindow.removeEventListener( "resize", FCKFitWindow_Resize, true ) ;
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110 |
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111 | // Restore the CSS position for the entire node tree.
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112 | var eParent = eEditorFrame ;
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113 | while( eParent = eParent.parentNode )
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114 | {
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115 | if ( eParent._fckSavedStyles )
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116 | {
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117 | FCKTools.RestoreStyles( eParent, eParent._fckSavedStyles ) ;
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118 | eParent._fckSavedStyles = null ;
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119 | }
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120 | }
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121 |
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122 | // Restore IE scrollbars
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123 | if ( FCKBrowserInfo.IsIE )
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124 | eDocEl.style.overflow = this.documentElementOverflow ;
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125 |
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126 | // Restore original size
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127 | FCKTools.RestoreStyles( eEditorFrame, this._EditorFrameStyles ) ;
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128 |
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129 | // Restore the window scroll position.
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130 | eMainWindow.scrollTo( this._ScrollPos.X, this._ScrollPos.Y ) ;
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131 |
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132 | this.IsMaximized = false ;
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133 | }
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134 |
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135 | FCKToolbarItems.GetItem('FitWindow').RefreshState() ;
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136 |
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137 | // It seams that Firefox restarts the editing area when making this changes.
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138 | // On FF 1.0.x, the area is not anymore editable. On FF 1.5+, the special
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139 | //configuration, like DisableFFTableHandles and DisableObjectResizing get
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140 | //lost, so we must reset it. Also, the cursor position and selection are
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141 | //also lost, even if you comment the following line (MakeEditable).
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142 | // if ( FCKBrowserInfo.IsGecko10 ) // Initially I thought it was a FF 1.0 only problem.
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143 | FCK.EditingArea.MakeEditable() ;
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144 |
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145 | FCK.Focus() ;
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146 | }
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147 |
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148 | FCKFitWindow.prototype.GetState = function()
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149 | {
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150 | if ( FCKConfig.ToolbarLocation != 'In' )
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151 | return FCK_TRISTATE_DISABLED ;
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152 | else
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153 | return ( this.IsMaximized ? FCK_TRISTATE_ON : FCK_TRISTATE_OFF );
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154 | }
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155 |
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156 | function FCKFitWindow_Resize()
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157 | {
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158 | var oViewPaneSize = FCKTools.GetViewPaneSize( parent ) ;
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159 |
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160 | var eEditorFrameStyle = window.frameElement.style ;
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161 |
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162 | eEditorFrameStyle.width = oViewPaneSize.Width + 'px' ;
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163 | eEditorFrameStyle.height = oViewPaneSize.Height + 'px' ;
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164 | }
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