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- <pre class="prettyprint lang-js"><div id="cls-Ext.layout.BoxLayout"></div>/**
- * @class Ext.layout.BoxLayout
- * @extends Ext.layout.ContainerLayout
- * <p>Base Class for HBoxLayout and VBoxLayout Classes. Generally it should not need to be used directly.</p>
- */
-Ext.layout.BoxLayout = Ext.extend(Ext.layout.ContainerLayout, {
- <div id="cfg-Ext.layout.BoxLayout-defaultMargins"></div>/**
- * @cfg {Object} defaultMargins
- * <p>If the individual contained items do not have a <tt>margins</tt>
- * property specified, the default margins from this property will be
- * applied to each item.</p>
- * <br><p>This property may be specified as an object containing margins
- * to apply in the format:</p><pre><code>
-{
- top: (top margin),
- right: (right margin),
- bottom: (bottom margin),
- left: (left margin)
-}</code></pre>
- * <p>This property may also be specified as a string containing
- * space-separated, numeric margin values. The order of the sides associated
- * with each value matches the way CSS processes margin values:</p>
- * <div class="mdetail-params"><ul>
- * <li>If there is only one value, it applies to all sides.</li>
- * <li>If there are two values, the top and bottom borders are set to the
- * first value and the right and left are set to the second.</li>
- * <li>If there are three values, the top is set to the first value, the left
- * and right are set to the second, and the bottom is set to the third.</li>
- * <li>If there are four values, they apply to the top, right, bottom, and
- * left, respectively.</li>
- * </ul></div>
- * <p>Defaults to:</p><pre><code>
- * {top:0, right:0, bottom:0, left:0}
- * </code></pre>
- */
- defaultMargins : {left:0,top:0,right:0,bottom:0},
- <div id="cfg-Ext.layout.BoxLayout-padding"></div>/**
- * @cfg {String} padding
- * <p>Sets the padding to be applied to all child items managed by this layout.</p>
- * <p>This property must be specified as a string containing
- * space-separated, numeric padding values. The order of the sides associated
- * with each value matches the way CSS processes padding values:</p>
- * <div class="mdetail-params"><ul>
- * <li>If there is only one value, it applies to all sides.</li>
- * <li>If there are two values, the top and bottom borders are set to the
- * first value and the right and left are set to the second.</li>
- * <li>If there are three values, the top is set to the first value, the left
- * and right are set to the second, and the bottom is set to the third.</li>
- * <li>If there are four values, they apply to the top, right, bottom, and
- * left, respectively.</li>
- * </ul></div>
- * <p>Defaults to: <code>"0"</code></p>
- */
- padding : '0',
- // documented in subclasses
- pack : 'start',
-
- // private
- monitorResize : true,
- type: 'box',
- scrollOffset : 0,
- extraCls : 'x-box-item',
- targetCls : 'x-box-layout-ct',
- innerCls : 'x-box-inner',
-
- constructor : function(config){
- Ext.layout.BoxLayout.superclass.constructor.call(this, config);
- if(Ext.isString(this.defaultMargins)){
- this.defaultMargins = this.parseMargins(this.defaultMargins);
- }
- },
-
- // private
- isValidParent : function(c, target){
- return this.innerCt && c.getPositionEl().dom.parentNode == this.innerCt.dom;
- },
-
- // private
- renderAll : function(ct, target){
- if(!this.innerCt){
- // the innerCt prevents wrapping and shuffling while
- // the container is resizing
- this.innerCt = target.createChild({cls:this.innerCls});
- this.padding = this.parseMargins(this.padding);
- }
- Ext.layout.BoxLayout.superclass.renderAll.call(this, ct, this.innerCt);
- },
-
- onLayout : function(ct, target){
- this.renderAll(ct, target);
- },
-
- getLayoutTargetSize : function(){
- var target = this.container.getLayoutTarget(), ret;
- if (target) {
- ret = target.getViewSize();
- ret.width -= target.getPadding('lr');
- ret.height -= target.getPadding('tb');
- }
- return ret;
- },
-
- // private
- renderItem : function(c){
- if(Ext.isString(c.margins)){
- c.margins = this.parseMargins(c.margins);
- }else if(!c.margins){
- c.margins = this.defaultMargins;
- }
- Ext.layout.BoxLayout.superclass.renderItem.apply(this, arguments);
- }
-});
-
-<div id="cls-Ext.layout.VBoxLayout"></div>/**
- * @class Ext.layout.VBoxLayout
- * @extends Ext.layout.BoxLayout
- * <p>A layout that arranges items vertically down a Container. This layout optionally divides available vertical
- * space between child items containing a numeric <code>flex</code> configuration.</p>
- * This layout may also be used to set the widths of child items by configuring it with the {@link #align} option.
- */
-Ext.layout.VBoxLayout = Ext.extend(Ext.layout.BoxLayout, {
- <div id="cfg-Ext.layout.VBoxLayout-align"></div>/**
- * @cfg {String} align
- * Controls how the child items of the container are aligned. Acceptable configuration values for this
- * property are:
- * <div class="mdetail-params"><ul>
- * <li><b><tt>left</tt></b> : <b>Default</b><div class="sub-desc">child items are aligned horizontally
- * at the <b>left</b> side of the container</div></li>
- * <li><b><tt>center</tt></b> : <div class="sub-desc">child items are aligned horizontally at the
- * <b>mid-width</b> of the container</div></li>
- * <li><b><tt>stretch</tt></b> : <div class="sub-desc">child items are stretched horizontally to fill
- * the width of the container</div></li>
- * <li><b><tt>stretchmax</tt></b> : <div class="sub-desc">child items are stretched horizontally to
- * the size of the largest item.</div></li>
- * </ul></div>
- */
- align : 'left', // left, center, stretch, strechmax
- type: 'vbox',
- <div id="cfg-Ext.layout.VBoxLayout-pack"></div>/**
- * @cfg {String} pack
- * Controls how the child items of the container are packed together. Acceptable configuration values
- * for this property are:
- * <div class="mdetail-params"><ul>
- * <li><b><tt>start</tt></b> : <b>Default</b><div class="sub-desc">child items are packed together at
- * <b>top</b> side of container</div></li>
- * <li><b><tt>center</tt></b> : <div class="sub-desc">child items are packed together at
- * <b>mid-height</b> of container</div></li>
- * <li><b><tt>end</tt></b> : <div class="sub-desc">child items are packed together at <b>bottom</b>
- * side of container</div></li>
- * </ul></div>
- */
- <div id="cfg-Ext.layout.VBoxLayout-flex"></div>/**
- * @cfg {Number} flex
- * This configuation option is to be applied to <b>child <tt>items</tt></b> of the container managed
- * by this layout. Each child item with a <tt>flex</tt> property will be flexed <b>vertically</b>
- * according to each item's <b>relative</b> <tt>flex</tt> value compared to the sum of all items with
- * a <tt>flex</tt> value specified. Any child items that have either a <tt>flex = 0</tt> or
- * <tt>flex = undefined</tt> will not be 'flexed' (the initial size will not be changed).
- */
-
- // private
- onLayout : function(ct, target){
- Ext.layout.VBoxLayout.superclass.onLayout.call(this, ct, target);
-
- var cs = this.getRenderedItems(ct), csLen = cs.length,
- c, i, cm, ch, margin, cl, diff, aw, availHeight,
- size = this.getLayoutTargetSize(),
- w = size.width,
- h = size.height - this.scrollOffset,
- l = this.padding.left,
- t = this.padding.top,
- isStart = this.pack == 'start',
- extraHeight = 0,
- maxWidth = 0,
- totalFlex = 0,
- usedHeight = 0,
- idx = 0,
- heights = [],
- restore = [];
-
- // Do only width calculations and apply those first, as they can affect height
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- cm = c.margins;
- margin = cm.top + cm.bottom;
- // Max height for align
- maxWidth = Math.max(maxWidth, c.getWidth() + cm.left + cm.right);
- }
-
- var innerCtWidth = maxWidth + this.padding.left + this.padding.right;
- switch(this.align){
- case 'stretch':
- this.innerCt.setSize(w, h);
- break;
- case 'stretchmax':
- case 'left':
- this.innerCt.setSize(innerCtWidth, h);
- break;
- case 'center':
- this.innerCt.setSize(w = Math.max(w, innerCtWidth), h);
- break;
- }
-
- var availableWidth = Math.max(0, w - this.padding.left - this.padding.right);
- // Apply widths
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- cm = c.margins;
- if(this.align == 'stretch'){
- c.setWidth(((w - (this.padding.left + this.padding.right)) - (cm.left + cm.right)).constrain(
- c.minWidth || 0, c.maxWidth || 1000000));
- }else if(this.align == 'stretchmax'){
- c.setWidth((maxWidth - (cm.left + cm.right)).constrain(
- c.minWidth || 0, c.maxWidth || 1000000));
- }else if(isStart && c.flex){
- c.setWidth();
- }
-
- }
-
- // Height calculations
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- // Total of all the flex values
- totalFlex += c.flex || 0;
- // Don't run height calculations on flexed items
- if (!c.flex) {
- // Render and layout sub-containers without a flex or height, once
- if (!c.height && !c.hasLayout && c.doLayout) {
- c.doLayout();
- }
- ch = c.getHeight();
- } else {
- ch = 0;
- }
-
- cm = c.margins;
- // Determine how much height is available to flex
- extraHeight += ch + cm.top + cm.bottom;
- }
- // Final avail height calc
- availHeight = Math.max(0, (h - extraHeight - this.padding.top - this.padding.bottom));
-
- var leftOver = availHeight;
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- if(isStart && c.flex){
- ch = Math.floor(availHeight * (c.flex / totalFlex));
- leftOver -= ch;
- heights.push(ch);
- }
- }
- if(this.pack == 'center'){
- t += availHeight ? availHeight / 2 : 0;
- }else if(this.pack == 'end'){
- t += availHeight;
- }
- idx = 0;
- // Apply heights
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- cm = c.margins;
- t += cm.top;
- aw = availableWidth;
- cl = l + cm.left // default left pos
-
- // Adjust left pos for centering
- if(this.align == 'center'){
- if((diff = availableWidth - (c.getWidth() + cm.left + cm.right)) > 0){
- cl += (diff/2);
- aw -= diff;
- }
- }
-
- c.setPosition(cl, t);
- if(isStart && c.flex){
- ch = Math.max(0, heights[idx++] + (leftOver-- > 0 ? 1 : 0));
- c.setSize(aw, ch);
- }else{
- ch = c.getHeight();
- }
- t += ch + cm.bottom;
- }
- // Putting a box layout into an overflowed container is NOT correct and will make a second layout pass necessary.
- if (i = target.getStyle('overflow') && i != 'hidden' && !this.adjustmentPass) {
- var ts = this.getLayoutTargetSize();
- if (ts.width != size.width || ts.height != size.height){
- this.adjustmentPass = true;
- this.onLayout(ct, target);
- }
- }
- delete this.adjustmentPass;
- }
-});
-
-Ext.Container.LAYOUTS.vbox = Ext.layout.VBoxLayout;
-
-<div id="cls-Ext.layout.HBoxLayout"></div>/**
- * @class Ext.layout.HBoxLayout
- * @extends Ext.layout.BoxLayout
- * <p>A layout that arranges items horizontally across a Container. This layout optionally divides available horizontal
- * space between child items containing a numeric <code>flex</code> configuration.</p>
- * This layout may also be used to set the heights of child items by configuring it with the {@link #align} option.
- */
-Ext.layout.HBoxLayout = Ext.extend(Ext.layout.BoxLayout, {
- <div id="cfg-Ext.layout.HBoxLayout-align"></div>/**
- * @cfg {String} align
- * Controls how the child items of the container are aligned. Acceptable configuration values for this
- * property are:
- * <div class="mdetail-params"><ul>
- * <li><b><tt>top</tt></b> : <b>Default</b><div class="sub-desc">child items are aligned vertically
- * at the <b>top</b> of the container</div></li>
- * <li><b><tt>middle</tt></b> : <div class="sub-desc">child items are aligned vertically in the
- * <b>middle</b> of the container</div></li>
- * <li><b><tt>stretch</tt></b> : <div class="sub-desc">child items are stretched vertically to fill
- * the height of the container</div></li>
- * <li><b><tt>stretchmax</tt></b> : <div class="sub-desc">child items are stretched vertically to
- * the height of the largest item.</div></li>
- */
- align : 'top', // top, middle, stretch, strechmax
- type: 'hbox',
- <div id="cfg-Ext.layout.HBoxLayout-pack"></div>/**
- * @cfg {String} pack
- * Controls how the child items of the container are packed together. Acceptable configuration values
- * for this property are:
- * <div class="mdetail-params"><ul>
- * <li><b><tt>start</tt></b> : <b>Default</b><div class="sub-desc">child items are packed together at
- * <b>left</b> side of container</div></li>
- * <li><b><tt>center</tt></b> : <div class="sub-desc">child items are packed together at
- * <b>mid-width</b> of container</div></li>
- * <li><b><tt>end</tt></b> : <div class="sub-desc">child items are packed together at <b>right</b>
- * side of container</div></li>
- * </ul></div>
- */
- <div id="cfg-Ext.layout.HBoxLayout-flex"></div>/**
- * @cfg {Number} flex
- * This configuation option is to be applied to <b>child <tt>items</tt></b> of the container managed
- * by this layout. Each child item with a <tt>flex</tt> property will be flexed <b>horizontally</b>
- * according to each item's <b>relative</b> <tt>flex</tt> value compared to the sum of all items with
- * a <tt>flex</tt> value specified. Any child items that have either a <tt>flex = 0</tt> or
- * <tt>flex = undefined</tt> will not be 'flexed' (the initial size will not be changed).
- */
-
- // private
- onLayout : function(ct, target){
- Ext.layout.HBoxLayout.superclass.onLayout.call(this, ct, target);
-
- var cs = this.getRenderedItems(ct), csLen = cs.length,
- c, i, cm, cw, ch, diff, availWidth,
- size = this.getLayoutTargetSize(),
- w = size.width - this.scrollOffset,
- h = size.height,
- l = this.padding.left,
- t = this.padding.top,
- isStart = this.pack == 'start',
- isRestore = ['stretch', 'stretchmax'].indexOf(this.align) == -1,
- extraWidth = 0,
- maxHeight = 0,
- totalFlex = 0,
- usedWidth = 0;
-
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- // Total of all the flex values
- totalFlex += c.flex || 0;
- // Don't run width calculations on flexed items
- if (!c.flex) {
- // Render and layout sub-containers without a flex or width, once
- if (!c.width && !c.hasLayout && c.doLayout) {
- c.doLayout();
- }
- cw = c.getWidth();
- } else {
- cw = 0;
- }
- cm = c.margins;
- // Determine how much width is available to flex
- extraWidth += cw + cm.left + cm.right;
- // Max height for align
- maxHeight = Math.max(maxHeight, c.getHeight() + cm.top + cm.bottom);
- }
- // Final avail width calc
- availWidth = Math.max(0, (w - extraWidth - this.padding.left - this.padding.right));
-
- var innerCtHeight = maxHeight + this.padding.top + this.padding.bottom;
- switch(this.align){
- case 'stretch':
- this.innerCt.setSize(w, h);
- break;
- case 'stretchmax':
- case 'top':
- this.innerCt.setSize(w, innerCtHeight);
- break;
- case 'middle':
- this.innerCt.setSize(w, h = Math.max(h, innerCtHeight));
- break;
- }
-
- var leftOver = availWidth,
- widths = [],
- restore = [],
- idx = 0,
- availableHeight = Math.max(0, h - this.padding.top - this.padding.bottom);
-
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- if(isStart && c.flex){
- cw = Math.floor(availWidth * (c.flex / totalFlex));
- leftOver -= cw;
- widths.push(cw);
- }
- }
-
- if(this.pack == 'center'){
- l += availWidth ? availWidth / 2 : 0;
- }else if(this.pack == 'end'){
- l += availWidth;
- }
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- cm = c.margins;
- l += cm.left;
- c.setPosition(l, t + cm.top);
- if(isStart && c.flex){
- cw = Math.max(0, widths[idx++] + (leftOver-- > 0 ? 1 : 0));
- if(isRestore){
- restore.push(c.getHeight());
- }
- c.setSize(cw, availableHeight);
- }else{
- cw = c.getWidth();
- }
- l += cw + cm.right;
- }
-
- idx = 0;
- for (i = 0 ; i < csLen; i++) {
- c = cs[i];
- cm = c.margins;
- ch = c.getHeight();
- if(isStart && c.flex){
- ch = restore[idx++];
- }
- if(this.align == 'stretch'){
- c.setHeight(((h - (this.padding.top + this.padding.bottom)) - (cm.top + cm.bottom)).constrain(
- c.minHeight || 0, c.maxHeight || 1000000));
- }else if(this.align == 'stretchmax'){
- c.setHeight((maxHeight - (cm.top + cm.bottom)).constrain(
- c.minHeight || 0, c.maxHeight || 1000000));
- }else{
- if(this.align == 'middle'){
- diff = availableHeight - (ch + cm.top + cm.bottom);
- ch = t + cm.top + (diff/2);
- if(diff > 0){
- c.setPosition(c.x, ch);
- }
- }
- if(isStart && c.flex){
- c.setHeight(ch);
- }
- }
- }
- // Putting a box layout into an overflowed container is NOT correct and will make a second layout pass necessary.
- if (i = target.getStyle('overflow') && i != 'hidden' && !this.adjustmentPass) {
- var ts = this.getLayoutTargetSize();
- if (ts.width != size.width || ts.height != size.height){
- this.adjustmentPass = true;
- this.onLayout(ct, target);
- }
- }
- delete this.adjustmentPass;
- }
-});
-
-Ext.Container.LAYOUTS.hbox = Ext.layout.HBoxLayout;
-</pre> \r
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