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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<h1>AppKit/CPScrollView.j</h1><a href="_c_p_scroll_view_8j.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * CPScrollView.j</span>
<a name="l00003"></a>00003 <span class="comment"> * AppKit</span>
<a name="l00004"></a>00004 <span class="comment"> *</span>
<a name="l00005"></a>00005 <span class="comment"> * Created by Francisco Tolmasky.</span>
<a name="l00006"></a>00006 <span class="comment"> * Copyright 2008, 280 North, Inc.</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * This library is free software; you can redistribute it and/or</span>
<a name="l00009"></a>00009 <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span>
<a name="l00010"></a>00010 <span class="comment"> * License as published by the Free Software Foundation; either</span>
<a name="l00011"></a>00011 <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * This library is distributed in the hope that it will be useful,</span>
<a name="l00014"></a>00014 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00015"></a>00015 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00016"></a>00016 <span class="comment"> * Lesser General Public License for more details.</span>
<a name="l00017"></a>00017 <span class="comment"> *</span>
<a name="l00018"></a>00018 <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span>
<a name="l00019"></a>00019 <span class="comment"> * License along with this library; if not, write to the Free Software</span>
<a name="l00020"></a>00020 <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span>
<a name="l00021"></a>00021 <span class="comment"> */</span>
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 @<span class="keyword">import</span> <span class="stringliteral">&quot;CPView.j&quot;</span>
<a name="l00024"></a>00024 @<span class="keyword">import</span> <span class="stringliteral">&quot;CPClipView.j&quot;</span>
<a name="l00025"></a>00025 @<span class="keyword">import</span> <span class="stringliteral">&quot;CPScroller.j&quot;</span>
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 <span class="preprocessor">#include &quot;<a class="code" href="_c_g_geometry_8h.html">CoreGraphics/CGGeometry.h</a>&quot;</span>
<a name="l00028"></a>00028 
<a name="l00029"></a>00029 
<a name="l00038"></a><a class="code" href="class_c_p_scroll_view.html">00038</a> <span class="keyword">@implementation </span><a class="code" href="class_c_p_scroll_view.html">CPScrollView</a> : <a class="code" href="class_c_p_view.html">CPView</a>
<a name="l00039"></a>00039 {
<a name="l00040"></a>00040     <a class="code" href="class_c_p_clip_view.html">CPClipView</a>  _contentView;
<a name="l00041"></a>00041     <a class="code" href="class_c_p_clip_view.html">CPClipView</a>  _headerClipView;
<a name="l00042"></a>00042     <a class="code" href="class_c_p_view.html">CPView</a>      _cornerView;
<a name="l00043"></a>00043 
<a name="l00044"></a>00044     BOOL        _hasVerticalScroller;
<a name="l00045"></a>00045     BOOL        _hasHorizontalScroller;
<a name="l00046"></a>00046     BOOL        _autohidesScrollers;
<a name="l00047"></a>00047     
<a name="l00048"></a>00048     <a class="code" href="class_c_p_scroller.html">CPScroller</a>  _verticalScroller;
<a name="l00049"></a>00049     <a class="code" href="class_c_p_scroller.html">CPScroller</a>  _horizontalScroller;
<a name="l00050"></a>00050     
<a name="l00051"></a>00051     <span class="keywordtype">int</span>         _recursionCount;
<a name="l00052"></a>00052     
<a name="l00053"></a>00053     <span class="keywordtype">float</span>       _verticalLineScroll;
<a name="l00054"></a>00054     <span class="keywordtype">float</span>       _verticalPageScroll;
<a name="l00055"></a>00055     <span class="keywordtype">float</span>       _horizontalLineScroll;
<a name="l00056"></a>00056     <span class="keywordtype">float</span>       _horizontalPageScroll;
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058 
<a name="l00059"></a><a class="code" href="class_c_p_scroll_view.html#a1c9f39727dce3645247a6d10b17fb7d7">00059</a> - (id)initWithFrame:(CGRect)aFrame
<a name="l00060"></a>00060 {
<a name="l00061"></a>00061     <span class="keyword">self</span> = [<span class="keyword">super</span> initWithFrame:aFrame];
<a name="l00062"></a>00062 
<a name="l00063"></a>00063     <span class="keywordflow">if</span> (<span class="keyword">self</span>)
<a name="l00064"></a>00064     {
<a name="l00065"></a>00065         _verticalLineScroll = 10.0;
<a name="l00066"></a>00066         _verticalPageScroll = 10.0;
<a name="l00067"></a>00067 
<a name="l00068"></a>00068         _horizontalLineScroll = 10.0;
<a name="l00069"></a>00069         _horizontalPageScroll = 10.0;
<a name="l00070"></a>00070 
<a name="l00071"></a>00071         _contentView = [[<a class="code" href="class_c_p_clip_view.html">CPClipView</a> alloc] initWithFrame:[<span class="keyword">self</span> bounds]];
<a name="l00072"></a>00072 
<a name="l00073"></a>00073         [<span class="keyword">self</span> addSubview:_contentView];
<a name="l00074"></a>00074 
<a name="l00075"></a>00075         _headerClipView = [[<a class="code" href="class_c_p_clip_view.html">CPClipView</a> alloc] init];
<a name="l00076"></a>00076 
<a name="l00077"></a>00077         [<span class="keyword">self</span> addSubview:_headerClipView];
<a name="l00078"></a>00078 
<a name="l00079"></a>00079         [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a3b9695f93951650a1fe0b79290ae23e2">setHasVerticalScroller</a>:YES];
<a name="l00080"></a>00080         [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a49f57074800576510fcf30dabbc6d416">setHasHorizontalScroller</a>:YES];
<a name="l00081"></a>00081     }
<a name="l00082"></a>00082 
<a name="l00083"></a>00083     <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00084"></a>00084 }
<a name="l00085"></a>00085 
<a name="l00086"></a>00086 <span class="comment">// Determining component sizes</span>
<a name="l00090"></a><a class="code" href="class_c_p_scroll_view.html#a5a2082b17ab4244646a10da6f189f4da">00090</a> <span class="comment"></span>- (CGRect)contentSize
<a name="l00091"></a>00091 {
<a name="l00092"></a>00092     <span class="keywordflow">return</span> [_contentView frame].size;
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094 
<a name="l00098"></a><a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">00098</a> - (id)documentView
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100     <span class="keywordflow">return</span> [_contentView documentView];
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102 
<a name="l00107"></a><a class="code" href="class_c_p_scroll_view.html#a562772075a86a5da825e6c5c298f2a0b">00107</a> - (void)setContentView:(<a class="code" href="class_c_p_clip_view.html">CPClipView</a>)aContentView
<a name="l00108"></a>00108 {
<a name="l00109"></a>00109     <span class="keywordflow">if</span> (_contentView !== aContentView || !aContentView)
<a name="l00110"></a>00110         <span class="keywordflow">return</span>;
<a name="l00111"></a>00111 
<a name="l00112"></a>00112     var documentView = [aContentView <a class="code" href="class_c_p_clip_view.html#a3b0caae9bd9476a3a36fbab3516877db">documentView</a>];
<a name="l00113"></a>00113 
<a name="l00114"></a>00114     <span class="keywordflow">if</span> (documentView)
<a name="l00115"></a>00115         [<a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">documentView</a> removeFromSuperview];
<a name="l00116"></a>00116 
<a name="l00117"></a>00117     [_contentView removeFromSuperview];
<a name="l00118"></a>00118 
<a name="l00119"></a>00119     _contentView = aContentView;
<a name="l00120"></a>00120 
<a name="l00121"></a>00121     [_contentView setDocumentView:documentView];
<a name="l00122"></a>00122 
<a name="l00123"></a>00123     [<span class="keyword">self</span> addSubview:_contentView];
<a name="l00124"></a>00124 
<a name="l00125"></a>00125     <span class="comment">// This will size the content view appropriately, so no need to size it in this method.</span>
<a name="l00126"></a>00126     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00127"></a>00127 }
<a name="l00128"></a>00128 
<a name="l00132"></a><a class="code" href="class_c_p_scroll_view.html#a825890354742fb97fcfab753cb67588f">00132</a> - (<a class="code" href="class_c_p_clip_view.html">CPClipView</a>)contentView
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134     <span class="keywordflow">return</span> _contentView;
<a name="l00135"></a>00135 }
<a name="l00136"></a>00136 
<a name="l00141"></a><a class="code" href="class_c_p_scroll_view.html#a70905b06758124e8104941910c7d795e">00141</a> - (void)setDocumentView:(<a class="code" href="class_c_p_view.html">CPView</a>)aView
<a name="l00142"></a>00142 {
<a name="l00143"></a>00143     [_contentView setDocumentView:aView];
<a name="l00144"></a>00144 
<a name="l00145"></a>00145     <span class="comment">// FIXME: This should be observed.</span>
<a name="l00146"></a>00146     [<span class="keyword">self</span> _updateCornerAndHeaderView];
<a name="l00147"></a>00147     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00148"></a>00148 }
<a name="l00149"></a>00149 
<a name="l00154"></a><a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">00154</a> - (void)reflectScrolledClipView:(<a class="code" href="class_c_p_clip_view.html">CPClipView</a>)aClipView
<a name="l00155"></a>00155 {
<a name="l00156"></a>00156     <span class="keywordflow">if</span>(_contentView !== aClipView)
<a name="l00157"></a>00157         <span class="keywordflow">return</span>;
<a name="l00158"></a>00158 
<a name="l00159"></a>00159     <span class="keywordflow">if</span> (_recursionCount &gt; 5)
<a name="l00160"></a>00160         <span class="keywordflow">return</span>;
<a name="l00161"></a>00161     
<a name="l00162"></a>00162     ++_recursionCount;
<a name="l00163"></a>00163 
<a name="l00164"></a>00164     var documentView = [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">documentView</a>];
<a name="l00165"></a>00165     
<a name="l00166"></a>00166     <span class="keywordflow">if</span> (!documentView)
<a name="l00167"></a>00167     {
<a name="l00168"></a>00168         <span class="keywordflow">if</span> (_autohidesScrollers)
<a name="l00169"></a>00169         {
<a name="l00170"></a>00170             [_verticalScroller setHidden:YES];
<a name="l00171"></a>00171             [_horizontalScroller setHidden:YES];
<a name="l00172"></a>00172         }
<a name="l00173"></a>00173         <span class="keywordflow">else</span>
<a name="l00174"></a>00174         {
<a name="l00175"></a>00175 <span class="comment">//            [_verticalScroller setEnabled:NO];</span>
<a name="l00176"></a>00176 <span class="comment">//            [_horizontalScroller setEnabled:NO];</span>
<a name="l00177"></a>00177         }
<a name="l00178"></a>00178 
<a name="l00179"></a>00179         [_contentView setFrame:[<span class="keyword">self</span> bounds]];
<a name="l00180"></a>00180         [_headerClipView setFrame:_CGRectMakeZero()];
<a name="l00181"></a>00181 
<a name="l00182"></a>00182         --_recursionCount;
<a name="l00183"></a>00183 
<a name="l00184"></a>00184         <span class="keywordflow">return</span>;
<a name="l00185"></a>00185     }
<a name="l00186"></a>00186 
<a name="l00187"></a>00187     var documentFrame = [<a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">documentView</a> frame], <span class="comment">// the size of the whole document</span>
<a name="l00188"></a>00188         contentFrame = [<span class="keyword">self</span> bounds], <span class="comment">// assume it takes up the entire size of the scrollview (no scrollers)</span>
<a name="l00189"></a>00189         headerClipViewFrame = [<span class="keyword">self</span> _headerClipViewFrame],
<a name="l00190"></a>00190         headerClipViewHeight = _CGRectGetHeight(headerClipViewFrame);
<a name="l00191"></a>00191 
<a name="l00192"></a>00192     contentFrame.origin.y += headerClipViewHeight;
<a name="l00193"></a>00193     contentFrame.size.height -= headerClipViewHeight;
<a name="l00194"></a>00194 
<a name="l00195"></a>00195     var difference = _CGSizeMake(_CGRectGetWidth(documentFrame) - _CGRectGetWidth(contentFrame), _CGRectGetHeight(documentFrame) - _CGRectGetHeight(contentFrame)),
<a name="l00196"></a>00196         verticalScrollerWidth = _CGRectGetWidth([_verticalScroller <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>]),
<a name="l00197"></a>00197         horizontalScrollerHeight = _CGRectGetHeight([_horizontalScroller <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>]),
<a name="l00198"></a>00198         hasVerticalScroll = difference.height &gt; 0.0,
<a name="l00199"></a>00199         hasHorizontalScroll = difference.width &gt; 0.0,
<a name="l00200"></a>00200         shouldShowVerticalScroller = _hasVerticalScroller &amp;&amp; (!_autohidesScrollers || hasVerticalScroll),
<a name="l00201"></a>00201         shouldShowHorizontalScroller = _hasHorizontalScroller &amp;&amp; (!_autohidesScrollers || hasHorizontalScroll);
<a name="l00202"></a>00202 
<a name="l00203"></a>00203     <span class="comment">// Now we have to account for the shown scrollers affecting the deltas.</span>
<a name="l00204"></a>00204     <span class="keywordflow">if</span> (shouldShowVerticalScroller)
<a name="l00205"></a>00205     {
<a name="l00206"></a>00206         difference.width += verticalScrollerWidth;
<a name="l00207"></a>00207         hasHorizontalScroll = difference.width &gt; 0.0;
<a name="l00208"></a>00208         shouldShowHorizontalScroller = _hasHorizontalScroller &amp;&amp; (!_autohidesScrollers || hasHorizontalScroll);
<a name="l00209"></a>00209     }
<a name="l00210"></a>00210 
<a name="l00211"></a>00211     <span class="keywordflow">if</span> (shouldShowHorizontalScroller)
<a name="l00212"></a>00212     {
<a name="l00213"></a>00213         difference.height += horizontalScrollerHeight;
<a name="l00214"></a>00214         hasVerticalScroll = difference.height &gt; 0.0;
<a name="l00215"></a>00215         shouldShowVerticalScroller = _hasVerticalScroller &amp;&amp; (!_autohidesScrollers || hasVerticalScroll);
<a name="l00216"></a>00216     }
<a name="l00217"></a>00217 
<a name="l00218"></a>00218     <span class="comment">// We now definitively know which scrollers are shown or not, as well as whether they are showing scroll values.</span>
<a name="l00219"></a>00219     [_verticalScroller setHidden:!shouldShowVerticalScroller];
<a name="l00220"></a>00220     [_verticalScroller setEnabled:hasVerticalScroll];
<a name="l00221"></a>00221 
<a name="l00222"></a>00222     [_horizontalScroller setHidden:!shouldShowHorizontalScroller];
<a name="l00223"></a>00223     [_horizontalScroller setEnabled:hasHorizontalScroll];
<a name="l00224"></a>00224 
<a name="l00225"></a>00225     <span class="comment">// We can thus appropriately account for them changing the content size.</span>
<a name="l00226"></a>00226     <span class="keywordflow">if</span> (shouldShowVerticalScroller)
<a name="l00227"></a>00227         contentFrame.size.width -= verticalScrollerWidth;
<a name="l00228"></a>00228 
<a name="l00229"></a>00229     <span class="keywordflow">if</span> (shouldShowHorizontalScroller)
<a name="l00230"></a>00230         contentFrame.size.height -= horizontalScrollerHeight;
<a name="l00231"></a>00231 
<a name="l00232"></a>00232     var scrollPoint = [_contentView bounds].origin,
<a name="l00233"></a>00233         wasShowingVerticalScroller = ![_verticalScroller isHidden],
<a name="l00234"></a>00234         wasShowingHorizontalScroller = ![_horizontalScroller isHidden];
<a name="l00235"></a>00235 
<a name="l00236"></a>00236     <span class="keywordflow">if</span> (shouldShowVerticalScroller)
<a name="l00237"></a>00237     {
<a name="l00238"></a>00238         var verticalScrollerY = <a class="code" href="_c_p_obj_j_runtime_8j.html#a45f5f88d061da0c18bcb6b6a854fe898">MAX</a>(_CGRectGetHeight([<span class="keyword">self</span> _cornerViewFrame]), headerClipViewHeight),
<a name="l00239"></a>00239             verticalScrollerHeight = _CGRectGetHeight([<span class="keyword">self</span> bounds]) - verticalScrollerY;
<a name="l00240"></a>00240 
<a name="l00241"></a>00241         <span class="keywordflow">if</span> (shouldShowHorizontalScroller)
<a name="l00242"></a>00242             verticalScrollerHeight -= horizontalScrollerHeight;
<a name="l00243"></a>00243 
<a name="l00244"></a>00244         [_verticalScroller setFloatValue:(difference.height &lt;= 0.0) ? 0.0 : scrollPoint.y / difference.height];
<a name="l00245"></a>00245         [_verticalScroller setKnobProportion:_CGRectGetHeight(contentFrame) / _CGRectGetHeight(documentFrame)];
<a name="l00246"></a>00246         [_verticalScroller setFrame:_CGRectMake(_CGRectGetMaxX(contentFrame), verticalScrollerY, verticalScrollerWidth, verticalScrollerHeight)];
<a name="l00247"></a>00247     }
<a name="l00248"></a>00248     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (wasShowingVerticalScroller)
<a name="l00249"></a>00249     {
<a name="l00250"></a>00250         [_verticalScroller setFloatValue:0.0];
<a name="l00251"></a>00251         [_verticalScroller setKnobProportion:1.0];
<a name="l00252"></a>00252     }
<a name="l00253"></a>00253     
<a name="l00254"></a>00254     <span class="keywordflow">if</span> (shouldShowHorizontalScroller)
<a name="l00255"></a>00255     {
<a name="l00256"></a>00256         [_horizontalScroller setFloatValue:(difference.width &lt;= 0.0) ? 0.0 : scrollPoint.x / difference.width];
<a name="l00257"></a>00257         [_horizontalScroller setKnobProportion:_CGRectGetWidth(contentFrame) / _CGRectGetWidth(documentFrame)];
<a name="l00258"></a>00258         [_horizontalScroller setFrame:_CGRectMake(0.0, _CGRectGetMaxY(contentFrame), _CGRectGetWidth(contentFrame), horizontalScrollerHeight)];
<a name="l00259"></a>00259     }
<a name="l00260"></a>00260     <span class="keywordflow">else</span> <span class="keywordflow">if</span> (wasShowingHorizontalScroller)
<a name="l00261"></a>00261     {
<a name="l00262"></a>00262         [_horizontalScroller setFloatValue:0.0];
<a name="l00263"></a>00263         [_horizontalScroller setKnobProportion:1.0];
<a name="l00264"></a>00264     }
<a name="l00265"></a>00265 
<a name="l00266"></a>00266     [_contentView setFrame:contentFrame];
<a name="l00267"></a>00267     [_headerClipView setFrame:headerClipViewFrame];
<a name="l00268"></a>00268     [_cornerView setFrame:[<span class="keyword">self</span> _cornerViewFrame]];
<a name="l00269"></a>00269 
<a name="l00270"></a>00270     --_recursionCount;
<a name="l00271"></a>00271 }
<a name="l00272"></a>00272 
<a name="l00273"></a>00273 <span class="comment">// Managing Scrollers</span>
<a name="l00278"></a><a class="code" href="class_c_p_scroll_view.html#a5b276d74cc717456af12e9c1bc4be7c0">00278</a> <span class="comment"></span>- (void)setHorizontalScroller:(<a class="code" href="class_c_p_scroller.html">CPScroller</a>)aScroller
<a name="l00279"></a>00279 {
<a name="l00280"></a>00280     <span class="keywordflow">if</span> (_horizontalScroller === aScroller)
<a name="l00281"></a>00281         <span class="keywordflow">return</span>;
<a name="l00282"></a>00282     
<a name="l00283"></a>00283     [_horizontalScroller removeFromSuperview];
<a name="l00284"></a>00284     [_horizontalScroller setTarget:nil];
<a name="l00285"></a>00285     [_horizontalScroller setAction:nil];
<a name="l00286"></a>00286     
<a name="l00287"></a>00287     _horizontalScroller = aScroller;
<a name="l00288"></a>00288     
<a name="l00289"></a>00289     [_horizontalScroller setTarget:self];
<a name="l00290"></a>00290     [_horizontalScroller setAction:@selector(_horizontalScrollerDidScroll:)];
<a name="l00291"></a>00291 
<a name="l00292"></a>00292     [<span class="keyword">self</span> addSubview:_horizontalScroller];
<a name="l00293"></a>00293 
<a name="l00294"></a>00294     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00295"></a>00295 }
<a name="l00296"></a>00296 
<a name="l00300"></a><a class="code" href="class_c_p_scroll_view.html#a380db5cb854cf6c6f5a2cc37df3846b4">00300</a> - (<a class="code" href="class_c_p_scroller.html">CPScroller</a>)horizontalScroller
<a name="l00301"></a>00301 {
<a name="l00302"></a>00302     <span class="keywordflow">return</span> _horizontalScroller;
<a name="l00303"></a>00303 }
<a name="l00304"></a>00304 
<a name="l00310"></a><a class="code" href="class_c_p_scroll_view.html#a49f57074800576510fcf30dabbc6d416">00310</a> - (void)setHasHorizontalScroller:(BOOL)shouldHaveHorizontalScroller
<a name="l00311"></a>00311 {
<a name="l00312"></a>00312     <span class="keywordflow">if</span> (_hasHorizontalScroller === shouldHaveHorizontalScroller)
<a name="l00313"></a>00313         <span class="keywordflow">return</span>;
<a name="l00314"></a>00314 
<a name="l00315"></a>00315     _hasHorizontalScroller = shouldHaveHorizontalScroller;
<a name="l00316"></a>00316 
<a name="l00317"></a>00317     <span class="keywordflow">if</span> (_hasHorizontalScroller &amp;&amp; !_horizontalScroller)
<a name="l00318"></a>00318     {
<a name="l00319"></a>00319         [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a5b276d74cc717456af12e9c1bc4be7c0">setHorizontalScroller</a>:[[<a class="code" href="class_c_p_scroller.html">CPScroller</a> alloc] initWithFrame:CGRectMake(0.0, 0.0, MAX(_CGRectGetWidth([<span class="keyword">self</span> bounds]), [<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>]+1), [<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>])]];
<a name="l00320"></a>00320         [[<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a380db5cb854cf6c6f5a2cc37df3846b4">horizontalScroller</a>] <a class="code" href="class_c_p_scroller.html#a62be7bea0ac031692aabd28c1ad5423b">setFrameSize</a>:CGSizeMake(_CGRectGetWidth([<span class="keyword">self</span> bounds]), [<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>])];
<a name="l00321"></a>00321     }
<a name="l00322"></a>00322 
<a name="l00323"></a>00323     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00324"></a>00324 }
<a name="l00325"></a>00325 
<a name="l00329"></a><a class="code" href="class_c_p_scroll_view.html#a017f805cbdb4dbb6819b7b9b40300085">00329</a> - (BOOL)hasHorizontalScroller
<a name="l00330"></a>00330 {
<a name="l00331"></a>00331     <span class="keywordflow">return</span> _hasHorizontalScroller;
<a name="l00332"></a>00332 }
<a name="l00333"></a>00333 
<a name="l00338"></a><a class="code" href="class_c_p_scroll_view.html#a39e76ca76fcf539266d1559fadae7bd6">00338</a> - (void)setVerticalScroller:(<a class="code" href="class_c_p_scroller.html">CPScroller</a>)aScroller
<a name="l00339"></a>00339 {
<a name="l00340"></a>00340     <span class="keywordflow">if</span> (_verticalScroller === aScroller)
<a name="l00341"></a>00341         <span class="keywordflow">return</span>;
<a name="l00342"></a>00342     
<a name="l00343"></a>00343     [_verticalScroller removeFromSuperview];
<a name="l00344"></a>00344     [_verticalScroller setTarget:nil];
<a name="l00345"></a>00345     [_verticalScroller setAction:nil];
<a name="l00346"></a>00346     
<a name="l00347"></a>00347     _verticalScroller = aScroller;
<a name="l00348"></a>00348     
<a name="l00349"></a>00349     [_verticalScroller setTarget:self];
<a name="l00350"></a>00350     [_verticalScroller setAction:@selector(_verticalScrollerDidScroll:)];
<a name="l00351"></a>00351 
<a name="l00352"></a>00352     [<span class="keyword">self</span> addSubview:_verticalScroller];
<a name="l00353"></a>00353 
<a name="l00354"></a>00354     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00355"></a>00355 }
<a name="l00356"></a>00356 
<a name="l00360"></a><a class="code" href="class_c_p_scroll_view.html#afc5f290e03fb742d961ebb9b9be9c050">00360</a> - (<a class="code" href="class_c_p_scroller.html">CPScroller</a>)verticalScroller
<a name="l00361"></a>00361 {
<a name="l00362"></a>00362     <span class="keywordflow">return</span> _verticalScroller;
<a name="l00363"></a>00363 }
<a name="l00364"></a>00364 
<a name="l00371"></a><a class="code" href="class_c_p_scroll_view.html#a3b9695f93951650a1fe0b79290ae23e2">00371</a> - (void)setHasVerticalScroller:(BOOL)shouldHaveVerticalScroller
<a name="l00372"></a>00372 {
<a name="l00373"></a>00373     <span class="keywordflow">if</span> (_hasVerticalScroller === shouldHaveVerticalScroller)
<a name="l00374"></a>00374         <span class="keywordflow">return</span>;
<a name="l00375"></a>00375 
<a name="l00376"></a>00376     _hasVerticalScroller = shouldHaveVerticalScroller;
<a name="l00377"></a>00377 
<a name="l00378"></a>00378     <span class="keywordflow">if</span> (_hasVerticalScroller &amp;&amp; !_verticalScroller)
<a name="l00379"></a>00379     {
<a name="l00380"></a>00380         [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a39e76ca76fcf539266d1559fadae7bd6">setVerticalScroller</a>:[[<a class="code" href="class_c_p_scroller.html">CPScroller</a> alloc] initWithFrame:_CGRectMake(0.0, 0.0, [<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>], MAX(_CGRectGetHeight([<span class="keyword">self</span> bounds]), [<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>]+1))]];
<a name="l00381"></a>00381         [[<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#afc5f290e03fb742d961ebb9b9be9c050">verticalScroller</a>] <a class="code" href="class_c_p_scroller.html#a62be7bea0ac031692aabd28c1ad5423b">setFrameSize</a>:CGSizeMake([<a class="code" href="class_c_p_scroller.html">CPScroller</a> <a class="code" href="class_c_p_scroller.html#aa561236fe659f6ccd8f06f7c6755476e">scrollerWidth</a>], _CGRectGetHeight([<span class="keyword">self</span> bounds]))];
<a name="l00382"></a>00382     }
<a name="l00383"></a>00383 
<a name="l00384"></a>00384     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00385"></a>00385 }
<a name="l00386"></a>00386 
<a name="l00390"></a><a class="code" href="class_c_p_scroll_view.html#a7bbf573943db6fd8ca32c092fceb8384">00390</a> - (BOOL)hasVerticalScroller
<a name="l00391"></a>00391 {
<a name="l00392"></a>00392     <span class="keywordflow">return</span> _hasVerticalScroller;
<a name="l00393"></a>00393 }
<a name="l00394"></a>00394 
<a name="l00400"></a><a class="code" href="class_c_p_scroll_view.html#a1c59e452ed6771272fbfc823b16fd92c">00400</a> - (void)setAutohidesScrollers:(BOOL)autohidesScrollers
<a name="l00401"></a>00401 {
<a name="l00402"></a>00402     <span class="keywordflow">if</span> (_autohidesScrollers == autohidesScrollers)
<a name="l00403"></a>00403         <span class="keywordflow">return</span>;
<a name="l00404"></a>00404 
<a name="l00405"></a>00405     _autohidesScrollers = autohidesScrollers;
<a name="l00406"></a>00406     
<a name="l00407"></a>00407     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00408"></a>00408 }
<a name="l00409"></a>00409 
<a name="l00414"></a><a class="code" href="class_c_p_scroll_view.html#a4ba496a4dd1a12b0585a3849721511ec">00414</a> - (BOOL)autohidesScrollers
<a name="l00415"></a>00415 {
<a name="l00416"></a>00416     <span class="keywordflow">return</span> _autohidesScrollers;
<a name="l00417"></a>00417 }
<a name="l00418"></a>00418 
<a name="l00419"></a>00419 - (void)_updateCornerAndHeaderView
<a name="l00420"></a>00420 {
<a name="l00421"></a>00421     var documentView = [<span class="keyword">self</span> documentView],
<a name="l00422"></a>00422         currentHeaderView = [<span class="keyword">self</span> _headerView],
<a name="l00423"></a>00423         documentHeaderView = [documentView respondsToSelector:@selector(headerView)] ? [documentView headerView] : nil;
<a name="l00424"></a>00424 
<a name="l00425"></a>00425     <span class="keywordflow">if</span> (currentHeaderView !== documentHeaderView)
<a name="l00426"></a>00426     {
<a name="l00427"></a>00427         [currentHeaderView removeFromSuperview];
<a name="l00428"></a>00428         [_headerClipView setDocumentView:documentHeaderView];
<a name="l00429"></a>00429     }
<a name="l00430"></a>00430 
<a name="l00431"></a>00431     var documentCornerView = [documentView respondsToSelector:@selector(cornerView)] ? [documentView cornerView] : nil;
<a name="l00432"></a>00432 
<a name="l00433"></a>00433     <span class="keywordflow">if</span> (_cornerView !== documentCornerView)
<a name="l00434"></a>00434     {
<a name="l00435"></a>00435         [_cornerView removeFromSuperview];
<a name="l00436"></a>00436 
<a name="l00437"></a>00437         _cornerView = documentCornerView;
<a name="l00438"></a>00438 
<a name="l00439"></a>00439         <span class="keywordflow">if</span> (_cornerView)
<a name="l00440"></a>00440             [<span class="keyword">self</span> addSubview:_cornerView];
<a name="l00441"></a>00441     }
<a name="l00442"></a>00442 
<a name="l00443"></a>00443     [<span class="keyword">self</span> reflectScrolledClipView:_contentView];
<a name="l00444"></a>00444 }
<a name="l00445"></a>00445 
<a name="l00446"></a>00446 - (<a class="code" href="class_c_p_view.html">CPView</a>)_headerView
<a name="l00447"></a>00447 {
<a name="l00448"></a>00448     var headerClipViewSubviews = [_headerClipView subviews];
<a name="l00449"></a>00449 
<a name="l00450"></a>00450     <span class="keywordflow">return</span> [headerClipViewSubviews count] ? headerClipViewSubviews[0] : nil;
<a name="l00451"></a>00451 }
<a name="l00452"></a>00452 
<a name="l00453"></a>00453 - (CGRect)_cornerViewFrame
<a name="l00454"></a>00454 {
<a name="l00455"></a>00455     <span class="keywordflow">if</span> (!_cornerView)
<a name="l00456"></a>00456         <span class="keywordflow">return</span> _CGRectMakeZero();
<a name="l00457"></a>00457 
<a name="l00458"></a>00458     var bounds = [<span class="keyword">self</span> bounds],
<a name="l00459"></a>00459         <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a> = [_cornerView frame];
<a name="l00460"></a>00460 
<a name="l00461"></a>00461     <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>.origin.x = _CGRectGetMaxX(bounds) - _CGRectGetWidth(<a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>);
<a name="l00462"></a>00462     <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>.origin.y = 0;
<a name="l00463"></a>00463 
<a name="l00464"></a>00464     <span class="keywordflow">return</span> <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a>;
<a name="l00465"></a>00465 }
<a name="l00466"></a>00466 
<a name="l00467"></a>00467 - (CGRect)_headerClipViewFrame
<a name="l00468"></a>00468 {
<a name="l00469"></a>00469     var headerView = [<span class="keyword">self</span> _headerView];
<a name="l00470"></a>00470 
<a name="l00471"></a>00471     <span class="keywordflow">if</span> (!headerView)
<a name="l00472"></a>00472         <span class="keywordflow">return</span> _CGRectMakeZero();
<a name="l00473"></a>00473 
<a name="l00474"></a>00474     var <a class="code" href="_c_p_segmented_control_8j.html#a63fcc9e0dd97e8502cce685e88234e16">frame</a> = [<span class="keyword">self</span> bounds];
<a name="l00475"></a>00475 
<a name="l00476"></a>00476     frame.size.height = _CGRectGetHeight([headerView frame]);
<a name="l00477"></a>00477     frame.size.width -= _CGRectGetWidth([<a class="code" href="_c_p_button_bar_8j.html#a57945218a0d2fdfc4a2d4fa646901ef1">self</a> _cornerViewFrame]);
<a name="l00478"></a>00478 
<a name="l00479"></a>00479     <span class="keywordflow">return</span> frame;
<a name="l00480"></a>00480 }
<a name="l00481"></a>00481 
<a name="l00482"></a>00482 <span class="comment">/* @ignore */</span>
<a name="l00483"></a>00483 - (void)_verticalScrollerDidScroll:(<a class="code" href="class_c_p_scroller.html">CPScroller</a>)aScroller
<a name="l00484"></a>00484 {
<a name="l00485"></a>00485    var  value = [aScroller floatValue],
<a name="l00486"></a>00486         documentFrame = [[_contentView documentView] frame];
<a name="l00487"></a>00487         contentBounds = [_contentView bounds];
<a name="l00488"></a>00488 
<a name="l00489"></a>00489     <span class="keywordflow">switch</span> ([_verticalScroller hitPart])
<a name="l00490"></a>00490     {
<a name="l00491"></a>00491         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a738228d355eb56557385b52e653b3e15">CPScrollerDecrementLine</a>:   contentBounds.origin.y -= _verticalLineScroll;
<a name="l00492"></a>00492                                         <span class="keywordflow">break</span>;
<a name="l00493"></a>00493         
<a name="l00494"></a>00494         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#af757467134d59f81e042182f1d9f71f1">CPScrollerIncrementLine</a>:   contentBounds.origin.y += _verticalLineScroll;
<a name="l00495"></a>00495                                         <span class="keywordflow">break</span>;
<a name="l00496"></a>00496            
<a name="l00497"></a>00497         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#afad5a15deb5231f39918b7b01f34b0c1">CPScrollerDecrementPage</a>:   contentBounds.origin.y -= _CGRectGetHeight(contentBounds) - _verticalPageScroll;
<a name="l00498"></a>00498                                         <span class="keywordflow">break</span>;
<a name="l00499"></a>00499         
<a name="l00500"></a>00500         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a4820a23b97d6d69350165ef90496db78">CPScrollerIncrementPage</a>:   contentBounds.origin.y += _CGRectGetHeight(contentBounds) - _verticalPageScroll;
<a name="l00501"></a>00501                                         <span class="keywordflow">break</span>;
<a name="l00502"></a>00502         
<a name="l00503"></a>00503         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#acd614b2e641cdc1494cecdf5c9dfe5e5">CPScrollerKnobSlot</a>:
<a name="l00504"></a>00504         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a8e99cf5a6b9b2e4e2f043e0e92c560c4">CPScrollerKnob</a>:
<a name="l00505"></a>00505                                         <span class="comment">// We want integral bounds!</span>
<a name="l00506"></a>00506         <span class="keywordflow">default</span>:                        contentBounds.origin.y = ROUND(value * (_CGRectGetHeight(documentFrame) - _CGRectGetHeight(contentBounds)));
<a name="l00507"></a>00507     }
<a name="l00508"></a>00508     
<a name="l00509"></a>00509     [_contentView scrollToPoint:contentBounds.origin];
<a name="l00510"></a>00510 }
<a name="l00511"></a>00511 
<a name="l00512"></a>00512 <span class="comment">/* @ignore */</span>
<a name="l00513"></a>00513 - (void)_horizontalScrollerDidScroll:(<a class="code" href="class_c_p_scroller.html">CPScroller</a>)aScroller
<a name="l00514"></a>00514 {
<a name="l00515"></a>00515    var value = [aScroller floatValue],
<a name="l00516"></a>00516        documentFrame = [[<span class="keyword">self</span> documentView] frame],
<a name="l00517"></a>00517        contentBounds = [_contentView bounds];
<a name="l00518"></a>00518         
<a name="l00519"></a>00519     <span class="keywordflow">switch</span> ([_horizontalScroller hitPart])
<a name="l00520"></a>00520     {
<a name="l00521"></a>00521         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a738228d355eb56557385b52e653b3e15">CPScrollerDecrementLine</a>:   contentBounds.origin.x -= _horizontalLineScroll;
<a name="l00522"></a>00522                                         <span class="keywordflow">break</span>;
<a name="l00523"></a>00523         
<a name="l00524"></a>00524         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#af757467134d59f81e042182f1d9f71f1">CPScrollerIncrementLine</a>:   contentBounds.origin.x += _horizontalLineScroll;
<a name="l00525"></a>00525                                         <span class="keywordflow">break</span>;
<a name="l00526"></a>00526            
<a name="l00527"></a>00527         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#afad5a15deb5231f39918b7b01f34b0c1">CPScrollerDecrementPage</a>:   contentBounds.origin.x -= _CGRectGetWidth(contentBounds) - _horizontalPageScroll;
<a name="l00528"></a>00528                                         <span class="keywordflow">break</span>;
<a name="l00529"></a>00529         
<a name="l00530"></a>00530         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a4820a23b97d6d69350165ef90496db78">CPScrollerIncrementPage</a>:   contentBounds.origin.x += _CGRectGetWidth(contentBounds) - _horizontalPageScroll;
<a name="l00531"></a>00531                                         <span class="keywordflow">break</span>;
<a name="l00532"></a>00532         
<a name="l00533"></a>00533         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#acd614b2e641cdc1494cecdf5c9dfe5e5">CPScrollerKnobSlot</a>:
<a name="l00534"></a>00534         <span class="keywordflow">case</span> <a class="code" href="_c_p_scroller_8j.html#a8e99cf5a6b9b2e4e2f043e0e92c560c4">CPScrollerKnob</a>:
<a name="l00535"></a>00535                                         <span class="comment">// We want integral bounds!</span>
<a name="l00536"></a>00536         <span class="keywordflow">default</span>:                        contentBounds.origin.x = ROUND(value * (_CGRectGetWidth(documentFrame) - _CGRectGetWidth(contentBounds)));
<a name="l00537"></a>00537     }
<a name="l00538"></a>00538 
<a name="l00539"></a>00539     [_contentView scrollToPoint:contentBounds.origin];
<a name="l00540"></a>00540     [_headerClipView scrollToPoint:CGPointMake(contentBounds.origin.x, 0.0)];
<a name="l00541"></a>00541 }
<a name="l00542"></a>00542 
<a name="l00546"></a><a class="code" href="class_c_p_scroll_view.html#a07518f44db9a4a264cf20662931614da">00546</a> - (void)tile
<a name="l00547"></a>00547 {
<a name="l00548"></a>00548     <span class="comment">// yuck.</span>
<a name="l00549"></a>00549     <span class="comment">// RESIZE: tile-&gt;setHidden AND refl</span>
<a name="l00550"></a>00550     <span class="comment">// Outside Change: refl-&gt;tile-&gt;setHidden AND refl</span>
<a name="l00551"></a>00551     <span class="comment">// scroll: refl.</span>
<a name="l00552"></a>00552 }
<a name="l00553"></a>00553 
<a name="l00554"></a>00554 <span class="comment">/*</span>
<a name="l00555"></a>00555 <span class="comment">    @ignore</span>
<a name="l00556"></a>00556 <span class="comment">*/</span>
<a name="l00557"></a><a class="code" href="class_c_p_scroll_view.html#aa0011547d99180c0eb6076f5c8398d8e">00557</a> -(void)resizeSubviewsWithOldSize:(CGSize)aSize
<a name="l00558"></a>00558 {
<a name="l00559"></a>00559     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ab3193f7c6436841ba0b857ff8bd6a64f">reflectScrolledClipView</a>:_contentView];
<a name="l00560"></a>00560 }
<a name="l00561"></a>00561 
<a name="l00562"></a>00562 <span class="comment">// Setting Scrolling Behavior</span>
<a name="l00567"></a><a class="code" href="class_c_p_scroll_view.html#a9e5e47f0fdef4287d02596f86804d3f4">00567</a> <span class="comment"></span>- (void)setLineScroll:(<span class="keywordtype">float</span>)aLineScroll
<a name="l00568"></a>00568 {
<a name="l00569"></a>00569     [<span class="keyword">self</span> setHorizonalLineScroll:aLineScroll];
<a name="l00570"></a>00570     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a60bde3c73e500fb7fd604c21127ade23">setVerticalLineScroll</a>:aLineScroll];
<a name="l00571"></a>00571 }
<a name="l00572"></a>00572 
<a name="l00576"></a><a class="code" href="class_c_p_scroll_view.html#ac4f2ac912bc6fdf24a94d94856f206b9">00576</a> - (float)lineScroll
<a name="l00577"></a>00577 {
<a name="l00578"></a>00578     <span class="keywordflow">return</span> [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ad6bd3eba0ad72374339b1696f931cd2c">horizontalLineScroll</a>];
<a name="l00579"></a>00579 }
<a name="l00580"></a>00580 
<a name="l00585"></a><a class="code" href="class_c_p_scroll_view.html#ad4f14b53241f2853d107b836a133a3b8">00585</a> - (void)setHorizontalLineScroll:(<span class="keywordtype">float</span>)aLineScroll
<a name="l00586"></a>00586 {
<a name="l00587"></a>00587     _horizontalLineScroll = aLineScroll;
<a name="l00588"></a>00588 }
<a name="l00589"></a>00589 
<a name="l00593"></a><a class="code" href="class_c_p_scroll_view.html#ad6bd3eba0ad72374339b1696f931cd2c">00593</a> - (float)horizontalLineScroll
<a name="l00594"></a>00594 {
<a name="l00595"></a>00595     <span class="keywordflow">return</span> _horizontalLineScroll;
<a name="l00596"></a>00596 }
<a name="l00597"></a>00597 
<a name="l00602"></a><a class="code" href="class_c_p_scroll_view.html#a60bde3c73e500fb7fd604c21127ade23">00602</a> - (void)setVerticalLineScroll:(<span class="keywordtype">float</span>)aLineScroll
<a name="l00603"></a>00603 {
<a name="l00604"></a>00604     _verticalLineScroll = aLineScroll;
<a name="l00605"></a>00605 }
<a name="l00606"></a>00606 
<a name="l00610"></a><a class="code" href="class_c_p_scroll_view.html#abc026386ef4796a0b8e14a197f4065c9">00610</a> - (float)verticalLineScroll
<a name="l00611"></a>00611 {
<a name="l00612"></a>00612     <span class="keywordflow">return</span> _verticalLineScroll;
<a name="l00613"></a>00613 }
<a name="l00614"></a>00614 
<a name="l00619"></a><a class="code" href="class_c_p_scroll_view.html#ae9747377f028ca38df7423c86ffb5d8e">00619</a> - (void)setPageScroll:(<span class="keywordtype">float</span>)aPageScroll
<a name="l00620"></a>00620 {
<a name="l00621"></a>00621     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#a1f6e9af5c752ce5db50e74a73f4cd8d4">setHorizontalPageScroll</a>:aPageScroll];
<a name="l00622"></a>00622     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#acb36d42e998cffddb806bc107199fafb">setVerticalPageScroll</a>:aPageScroll];
<a name="l00623"></a>00623 }
<a name="l00624"></a>00624 
<a name="l00628"></a><a class="code" href="class_c_p_scroll_view.html#a8f54b30821d9df06cb870d6037405d91">00628</a> - (float)pageScroll
<a name="l00629"></a>00629 {
<a name="l00630"></a>00630     <span class="keywordflow">return</span> [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#aac010b92a6df8008b6f31f683008b3fc">horizontalPageScroll</a>];
<a name="l00631"></a>00631 }
<a name="l00632"></a>00632 
<a name="l00637"></a><a class="code" href="class_c_p_scroll_view.html#a1f6e9af5c752ce5db50e74a73f4cd8d4">00637</a> - (void)setHorizontalPageScroll:(<span class="keywordtype">float</span>)aPageScroll
<a name="l00638"></a>00638 {
<a name="l00639"></a>00639     _horizontalPageScroll = aPageScroll;
<a name="l00640"></a>00640 }
<a name="l00641"></a>00641 
<a name="l00645"></a><a class="code" href="class_c_p_scroll_view.html#aac010b92a6df8008b6f31f683008b3fc">00645</a> - (float)horizontalPageScroll
<a name="l00646"></a>00646 {
<a name="l00647"></a>00647     <span class="keywordflow">return</span> _horizontalPageScroll;
<a name="l00648"></a>00648 }
<a name="l00649"></a>00649 
<a name="l00654"></a><a class="code" href="class_c_p_scroll_view.html#acb36d42e998cffddb806bc107199fafb">00654</a> - (void)setVerticalPageScroll:(<span class="keywordtype">float</span>)aPageScroll
<a name="l00655"></a>00655 {
<a name="l00656"></a>00656     _verticalPageScroll = aPageScroll;
<a name="l00657"></a>00657 }
<a name="l00658"></a>00658 
<a name="l00662"></a><a class="code" href="class_c_p_scroll_view.html#a9c836e725df223c13e6da205ae88d23a">00662</a> - (float)verticalPageScroll
<a name="l00663"></a>00663 {
<a name="l00664"></a>00664     <span class="keywordflow">return</span> _verticalPageScroll;
<a name="l00665"></a>00665 }
<a name="l00666"></a>00666 
<a name="l00671"></a><a class="code" href="class_c_p_scroll_view.html#a72889b8bceec9e55fb71ed899ff27451">00671</a> - (void)scrollWheel:(<a class="code" href="class_c_p_event.html">CPEvent</a>)anEvent
<a name="l00672"></a>00672 {
<a name="l00673"></a>00673    var documentFrame = [[<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">documentView</a>] frame],
<a name="l00674"></a>00674        contentBounds = [_contentView bounds];
<a name="l00675"></a>00675 
<a name="l00676"></a>00676     <span class="comment">// We want integral bounds!</span>
<a name="l00677"></a>00677     contentBounds.origin.x = ROUND(contentBounds.origin.x + [anEvent deltaX] * _horizontalLineScroll);
<a name="l00678"></a>00678     contentBounds.origin.y = ROUND(contentBounds.origin.y + [anEvent deltaY] * _verticalLineScroll);
<a name="l00679"></a>00679 
<a name="l00680"></a>00680     [_contentView scrollToPoint:contentBounds.origin];
<a name="l00681"></a>00681     [_headerClipView scrollToPoint:CGPointMake(contentBounds.origin.x, 0.0)];
<a name="l00682"></a>00682 }
<a name="l00683"></a>00683 
<a name="l00684"></a><a class="code" href="class_c_p_scroll_view.html#a5c518d26128dc0be36654a16aacafb3d">00684</a> - (void)keyDown:(<a class="code" href="class_c_p_event.html">CPEvent</a>)anEvent
<a name="l00685"></a>00685 {
<a name="l00686"></a>00686     [<span class="keyword">self</span> interpretKeyEvents:[anEvent]];
<a name="l00687"></a>00687 }
<a name="l00688"></a>00688 
<a name="l00689"></a><a class="code" href="class_c_p_scroll_view.html#af8701232dc4af39e5ea82568fe5d43a3">00689</a> - (void)pageUp:(<span class="keywordtype">id</span>)sender
<a name="l00690"></a>00690 {
<a name="l00691"></a>00691     var contentBounds = [_contentView bounds];
<a name="l00692"></a>00692     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(0.0, -(_CGRectGetHeight(contentBounds) - _verticalPageScroll))];
<a name="l00693"></a>00693 }
<a name="l00694"></a>00694 
<a name="l00695"></a><a class="code" href="class_c_p_scroll_view.html#a0e3d47e3eac13e2573df277950ed9bb5">00695</a> - (void)pageDown:(<span class="keywordtype">id</span>)sender
<a name="l00696"></a>00696 {
<a name="l00697"></a>00697     var contentBounds = [_contentView bounds];
<a name="l00698"></a>00698     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(0.0, _CGRectGetHeight(contentBounds) - _verticalPageScroll)];
<a name="l00699"></a>00699 }
<a name="l00700"></a>00700 
<a name="l00701"></a><a class="code" href="class_c_p_scroll_view.html#a4a30feceb7fa821ea38aabf4cad59cfd">00701</a> - (void)moveLeft:(<span class="keywordtype">id</span>)sender
<a name="l00702"></a>00702 {
<a name="l00703"></a>00703     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(-_horizontalLineScroll, 0.0)];
<a name="l00704"></a>00704 }
<a name="l00705"></a>00705 
<a name="l00706"></a><a class="code" href="class_c_p_scroll_view.html#a5a57e2d94150de0b793a36eaac3cbfc8">00706</a> - (void)moveRight:(<span class="keywordtype">id</span>)sender
<a name="l00707"></a>00707 {
<a name="l00708"></a>00708     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(_horizontalLineScroll, 0.0)];
<a name="l00709"></a>00709 }
<a name="l00710"></a>00710 
<a name="l00711"></a><a class="code" href="class_c_p_scroll_view.html#a0abe294d3dde6a37b89c455021e3492d">00711</a> - (void)moveUp:(<span class="keywordtype">id</span>)sender
<a name="l00712"></a>00712 {
<a name="l00713"></a>00713     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(0.0, -_verticalLineScroll)];
<a name="l00714"></a>00714 }
<a name="l00715"></a>00715 
<a name="l00716"></a><a class="code" href="class_c_p_scroll_view.html#acfb42d4f3672c1403eb37a3e6f624067">00716</a> - (void)moveDown:(<span class="keywordtype">id</span>)sender
<a name="l00717"></a>00717 {
<a name="l00718"></a>00718     [<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">moveByOffset</a>:CGSizeMake(0.0, _verticalLineScroll)];
<a name="l00719"></a>00719 }
<a name="l00720"></a>00720 
<a name="l00721"></a><a class="code" href="class_c_p_scroll_view.html#ac6a0102bd4df7d71807f90cde81edb39">00721</a> - (void)moveByOffset:(CGSize)aSize
<a name="l00722"></a>00722 {
<a name="l00723"></a>00723     var documentFrame = [[<span class="keyword">self</span> <a class="code" href="class_c_p_scroll_view.html#af2ee9bc1866b59be2a0e8b1d6770cd3e">documentView</a>] frame],
<a name="l00724"></a>00724         contentBounds = [_contentView bounds];
<a name="l00725"></a>00725 
<a name="l00726"></a>00726     contentBounds.origin.x += aSize.width;
<a name="l00727"></a>00727     contentBounds.origin.y += aSize.height;
<a name="l00728"></a>00728 
<a name="l00729"></a>00729     [_contentView scrollToPoint:contentBounds.origin];
<a name="l00730"></a>00730     [_headerClipView scrollToPoint:CGPointMake(contentBounds.origin, 0)];
<a name="l00731"></a>00731 }
<a name="l00732"></a>00732 
<a name="l00733"></a>00733 <span class="keyword">@end</span>
<a name="l00734"></a>00734 
<a name="l00735"></a><a class="code" href="_c_p_scroll_view_8j.html#a06c52eba67f9c0654836a017c6b44871">00735</a> var <a class="code" href="_c_p_scroll_view_8j.html#a06c52eba67f9c0654836a017c6b44871">CPScrollViewContentViewKey</a>       = <span class="stringliteral">&quot;CPScrollViewContentView&quot;</span>,
<a name="l00736"></a><a class="code" href="_c_p_scroll_view_8j.html#a013766f76f44d39860ea6c6561f49d53">00736</a>     <a class="code" href="_c_p_scroll_view_8j.html#a013766f76f44d39860ea6c6561f49d53">CPScrollViewHeaderClipViewKey</a>    = <span class="stringliteral">&quot;CPScrollViewHeaderClipViewKey&quot;</span>,
<a name="l00737"></a><a class="code" href="_c_p_scroll_view_8j.html#aef1347deda120a430592e8ebf0258385">00737</a>     <a class="code" href="_c_p_scroll_view_8j.html#aef1347deda120a430592e8ebf0258385">CPScrollViewVLineScrollKey</a>       = <span class="stringliteral">&quot;CPScrollViewVLineScroll&quot;</span>,
<a name="l00738"></a><a class="code" href="_c_p_scroll_view_8j.html#a037c3e98976bbbe98f3d272b4136a0e9">00738</a>     <a class="code" href="_c_p_scroll_view_8j.html#a037c3e98976bbbe98f3d272b4136a0e9">CPScrollViewHLineScrollKey</a>       = <span class="stringliteral">&quot;CPScrollViewHLineScroll&quot;</span>,
<a name="l00739"></a><a class="code" href="_c_p_scroll_view_8j.html#a9e99f5c6a82a2b0b33f921180e5901e2">00739</a>     <a class="code" href="_c_p_scroll_view_8j.html#a9e99f5c6a82a2b0b33f921180e5901e2">CPScrollViewVPageScrollKey</a>       = <span class="stringliteral">&quot;CPScrollViewVPageScroll&quot;</span>,
<a name="l00740"></a><a class="code" href="_c_p_scroll_view_8j.html#a8906c6c6c302b8f54792703cddfb41d3">00740</a>     <a class="code" href="_c_p_scroll_view_8j.html#a8906c6c6c302b8f54792703cddfb41d3">CPScrollViewHPageScrollKey</a>       = <span class="stringliteral">&quot;CPScrollViewHPageScroll&quot;</span>,
<a name="l00741"></a><a class="code" href="_c_p_scroll_view_8j.html#a4cee32422733f3be74adc8b4bb2cf5f9">00741</a>     <a class="code" href="_c_p_scroll_view_8j.html#a4cee32422733f3be74adc8b4bb2cf5f9">CPScrollViewHasVScrollerKey</a>      = <span class="stringliteral">&quot;CPScrollViewHasVScroller&quot;</span>,
<a name="l00742"></a><a class="code" href="_c_p_scroll_view_8j.html#a385c09887ae4bf3fec650028d3fe9e38">00742</a>     <a class="code" href="_c_p_scroll_view_8j.html#a385c09887ae4bf3fec650028d3fe9e38">CPScrollViewHasHScrollerKey</a>      = <span class="stringliteral">&quot;CPScrollViewHasHScroller&quot;</span>,
<a name="l00743"></a><a class="code" href="_c_p_scroll_view_8j.html#a169fd11800930617609a2a34a1216ef2">00743</a>     <a class="code" href="_c_p_scroll_view_8j.html#a169fd11800930617609a2a34a1216ef2">CPScrollViewVScrollerKey</a>         = <span class="stringliteral">&quot;CPScrollViewVScroller&quot;</span>,
<a name="l00744"></a><a class="code" href="_c_p_scroll_view_8j.html#aba495c385577eeeaf7e081855a9c0fcb">00744</a>     <a class="code" href="_c_p_scroll_view_8j.html#aba495c385577eeeaf7e081855a9c0fcb">CPScrollViewHScrollerKey</a>         = <span class="stringliteral">&quot;CPScrollViewHScroller&quot;</span>,
<a name="l00745"></a><a class="code" href="_c_p_scroll_view_8j.html#a949346be98351384333f82e42faf59fd">00745</a>     <a class="code" href="_c_p_scroll_view_8j.html#a949346be98351384333f82e42faf59fd">CPScrollViewAutohidesScrollerKey</a> = <span class="stringliteral">&quot;CPScrollViewAutohidesScroller&quot;</span>,
<a name="l00746"></a><a class="code" href="_c_p_scroll_view_8j.html#aa84450adca1ff7bb54846fd0c2143063">00746</a>     <a class="code" href="_c_p_scroll_view_8j.html#aa84450adca1ff7bb54846fd0c2143063">CPScrollViewCornerViewKey</a>        = <span class="stringliteral">&quot;CPScrollViewCornerViewKey&quot;</span>;
<a name="l00747"></a>00747 
<a name="l00748"></a>00748 <span class="keyword">@implementation </span><a class="code" href="class_c_p_scroll_view.html">CPScrollView</a> (CPCoding)
<a name="l00749"></a>00749 
<a name="l00750"></a><a class="code" href="class_c_p_scroll_view.html#a4d53f7b29213ec5a9afa49a8fbc84069">00750</a> - (id)initWithCoder:(<a class="code" href="class_c_p_coder.html" title="Defines methods for use when archiving &amp;amp; restoring (enc/decoding).">CPCoder</a>)aCoder
<a name="l00751"></a>00751 {
<a name="l00752"></a>00752     <span class="keywordflow">if</span> (<span class="keyword">self</span> = [super initWithCoder:aCoder])
<a name="l00753"></a>00753     {
<a name="l00754"></a>00754         _verticalLineScroll     = [aCoder decodeFloatForKey:CPScrollViewVLineScrollKey];
<a name="l00755"></a>00755         _verticalPageScroll     = [aCoder decodeFloatForKey:CPScrollViewVPageScrollKey];
<a name="l00756"></a>00756 
<a name="l00757"></a>00757         _horizontalLineScroll   = [aCoder decodeFloatForKey:CPScrollViewHLineScrollKey];
<a name="l00758"></a>00758         _horizontalPageScroll   = [aCoder decodeFloatForKey:CPScrollViewHPageScrollKey];
<a name="l00759"></a>00759         
<a name="l00760"></a>00760         _contentView            = [aCoder decodeObjectForKey:CPScrollViewContentViewKey];
<a name="l00761"></a>00761         _headerClipView         = [aCoder decodeObjectForKey:CPScrollViewHeaderClipViewKey];
<a name="l00762"></a>00762         
<a name="l00763"></a>00763         _verticalScroller       = [aCoder decodeObjectForKey:CPScrollViewVScrollerKey];
<a name="l00764"></a>00764         _horizontalScroller     = [aCoder decodeObjectForKey:CPScrollViewHScrollerKey];
<a name="l00765"></a>00765 
<a name="l00766"></a>00766         _hasVerticalScroller    = [aCoder decodeBoolForKey:CPScrollViewHasVScrollerKey];
<a name="l00767"></a>00767         _hasHorizontalScroller  = [aCoder decodeBoolForKey:CPScrollViewHasHScrollerKey];
<a name="l00768"></a>00768         _autohidesScrollers     = [aCoder decodeBoolForKey:CPScrollViewAutohidesScrollerKey];
<a name="l00769"></a>00769 
<a name="l00770"></a>00770         _cornerView             = [aCoder decodeObjectForKey:CPScrollViewCornerViewKey];
<a name="l00771"></a>00771 
<a name="l00772"></a>00772         <span class="comment">// Do to the anything goes nature of decoding, our subviews may not exist yet, so layout at the end of the run loop when we&apos;re sure everything is in a correct state.</span>
<a name="l00773"></a>00773         [[<a class="code" href="class_c_p_run_loop.html" title="The main run loop for the application.">CPRunLoop</a> <a class="code" href="class_c_p_run_loop.html#aba93f1cef957bad4353ce060981c0b9d">currentRunLoop</a>] <a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">performSelector</a>:@selector(<a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">reflectScrolledClipView</a>:) <a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">target</a>:self <a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">argument</a>:_contentView <a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">order</a>:0 <a class="code" href="class_c_p_run_loop.html#a2b3b2247377a11043079b7949523156e">modes</a>:[CPDefaultRunLoopMode]];
<a name="l00774"></a>00774     }
<a name="l00775"></a>00775     
<a name="l00776"></a>00776     <span class="keywordflow">return</span> <span class="keyword">self</span>;
<a name="l00777"></a>00777 }
<a name="l00778"></a>00778 
<a name="l00779"></a><a class="code" href="class_c_p_scroll_view.html#abd55e05014f9f8b28de4b9a601dea5ce">00779</a> - (void)encodeWithCoder:(<a class="code" href="class_c_p_coder.html" title="Defines methods for use when archiving &amp;amp; restoring (enc/decoding).">CPCoder</a>)aCoder
<a name="l00780"></a>00780 {
<a name="l00781"></a>00781     [<span class="keyword">super</span> encodeWithCoder:aCoder];
<a name="l00782"></a>00782     
<a name="l00783"></a>00783     [aCoder encodeObject:_contentView           forKey:CPScrollViewContentViewKey];
<a name="l00784"></a>00784     [aCoder encodeObject:_headerClipView        forKey:CPScrollViewHeaderClipViewKey];
<a name="l00785"></a>00785 
<a name="l00786"></a>00786     [aCoder encodeObject:_verticalScroller      forKey:CPScrollViewVScrollerKey];
<a name="l00787"></a>00787     [aCoder encodeObject:_horizontalScroller    forKey:CPScrollViewHScrollerKey];
<a name="l00788"></a>00788     
<a name="l00789"></a>00789     [aCoder encodeFloat:_verticalLineScroll     forKey:CPScrollViewVLineScrollKey];
<a name="l00790"></a>00790     [aCoder encodeFloat:_verticalPageScroll     forKey:CPScrollViewVPageScrollKey];
<a name="l00791"></a>00791     [aCoder encodeFloat:_horizontalLineScroll   forKey:CPScrollViewHLineScrollKey];
<a name="l00792"></a>00792     [aCoder encodeFloat:_horizontalPageScroll   forKey:CPScrollViewHPageScrollKey];
<a name="l00793"></a>00793     
<a name="l00794"></a>00794     [aCoder encodeBool:_hasVerticalScroller     forKey:CPScrollViewHasVScrollerKey];
<a name="l00795"></a>00795     [aCoder encodeBool:_hasHorizontalScroller   forKey:CPScrollViewHasHScrollerKey];
<a name="l00796"></a>00796     [aCoder encodeBool:_autohidesScrollers      forKey:CPScrollViewAutohidesScrollerKey];
<a name="l00797"></a>00797 
<a name="l00798"></a>00798     [aCoder encodeObject:_cornerView            forKey:CPScrollViewCornerViewKey];
<a name="l00799"></a>00799 }
<a name="l00800"></a>00800 
<a name="l00801"></a>00801 <span class="keyword">@end</span>
</pre></div></div>
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