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alias: ['layout.box'],
extend: 'Ext.layout.container.Container',
alternateClassName: 'Ext.layout.BoxLayout',
-
+
requires: [
'Ext.layout.container.boxOverflow.None',
'Ext.layout.container.boxOverflow.Menu',
/* End Definitions */
<span id='Ext-layout-container-Box-cfg-animate'> /**
-</span> * @cfg {Mixed} animate
+</span> * @cfg {Boolean/Number/Object} animate
* <p>If truthy, child Component are <i>animated</i> into position whenever the Container
* is layed out. If this option is numeric, it is used as the animation duration in milliseconds.</p>
* <p>May be set as a property at any time.</p>
* <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: {
top: 0,
* <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
// availableSpaceOffset is used to adjust the availableWidth, typically used
// to reserve space for a scrollbar
availableSpaceOffset: 0,
-
+
// whether or not to reserve the availableSpaceOffset in layout calculations
reserveOffset: true,
-
+
+<span id='Ext-layout-container-Box-cfg-shrinkToFit'> /**
+</span> * @cfg {Boolean} shrinkToFit
+ * True (the default) to allow fixed size components to shrink (limited to their
+ * minimum size) to avoid overflow. False to preserve fixed sizes even if they cause
+ * overflow.
+ */
+ shrinkToFit: true,
+
<span id='Ext-layout-container-Box-cfg-clearInnerCtOnLayout'> /**
</span> * @cfg {Boolean} clearInnerCtOnLayout
*/
<span id='Ext-layout-container-Box-method-getChildBox'> /**
</span> * @private
* Returns the current size and positioning of the passed child item.
- * @param {Component} child The child Component to calculate the box for
+ * @param {Ext.Component} child The child Component to calculate the box for
* @return {Object} Object containing box measurements for the child. Properties are left,top,width,height.
*/
getChildBox: function(child) {
<span id='Ext-layout-container-Box-method-calculateChildBox'> /**
</span> * @private
* Calculates the size and positioning of the passed child item.
- * @param {Component} child The child Component to calculate the box for
+ * @param {Ext.Component} child The child Component to calculate the box for
* @return {Object} Object containing box measurements for the child. Properties are left,top,width,height.
*/
calculateChildBox: function(child) {
availPerpendicularSize = mmax(0, perpendicularSize - paddingPerpendicular),
innerCtBorderWidth = me.innerCt.getBorderWidth(me.perpendicularLT + me.perpendicularRB),
-
+
isStart = me.pack == 'start',
isCenter = me.pack == 'center',
isEnd = me.pack == 'end',
minSizes = [],
calculatedWidth,
- i, child, childParallel, childPerpendicular, childMargins, childSize, minParallel, tmpObj, shortfall,
- tooNarrow, availableSpace, minSize, item, length, itemIndex, box, oldSize, newSize, reduction, diff,
- flexedBoxes, remainingSpace, remainingFlex, flexedSize, parallelMargins, calcs, offset,
+ i, child, childParallel, childPerpendicular, childMargins, childSize, minParallel, tmpObj, shortfall,
+ tooNarrow, availableSpace, minSize, item, length, itemIndex, box, oldSize, newSize, reduction, diff,
+ flexedBoxes, remainingSpace, remainingFlex, flexedSize, parallelMargins, calcs, offset,
perpendicularMargins, stretchSize;
//gather the total flex of all flexed items and the width taken up by fixed width items
for (i = 0; i < visibleCount; i++) {
child = visibleItems[i];
childPerpendicular = child[perpendicularPrefix];
- me.layoutItem(child);
+ if (!child.flex || !(me.align == 'stretch' || me.align == 'stretchmax')) {
+ if (child.componentLayout.initialized !== true) {
+ me.layoutItem(child);
+ }
+ }
+
childMargins = child.margins;
parallelMargins = childMargins[me.parallelBefore] + childMargins[me.parallelAfter];
}
// Track the maximum perpendicular size for use by the stretch and stretchmax align config values.
- maxSize = mmax(maxSize, childPerpendicular + childMargins[me.perpendicularLeftTop] + childMargins[me.perpendicularRightBottom]);
+ // Ensure that the tracked maximum perpendicular size takes into account child min[Width|Height] settings!
+ maxSize = mmax(maxSize, mmax(childPerpendicular, child[perpendicularMinString]||0) + childMargins[me.perpendicularLeftTop] + childMargins[me.perpendicularRightBottom]);
tmpObj[parallelPrefix] = childParallel || undefinedValue;
+ tmpObj.dirtySize = child.componentLayout.lastComponentSize ? (tmpObj[parallelPrefix] !== child.componentLayout.lastComponentSize[parallelPrefix]) : false;
tmpObj[perpendicularPrefix] = childPerpendicular || undefinedValue;
boxes.push(tmpObj);
}
- shortfall = desiredSize - parallelSize;
- tooNarrow = minimumSize > parallelSize;
+
+ // Only calculate parallel overflow indicators if we are not auto sizing
+ if (!me.autoSize) {
+ shortfall = desiredSize - parallelSize;
+ tooNarrow = minimumSize > parallelSize;
+ }
//the space available to the flexed items
availableSpace = mmax(0, parallelSize - nonFlexSize - paddingParallel - (me.reserveOffset ? me.availableSpaceOffset : 0));
box = boxes[i];
box.dirtySize = box.dirtySize || box[parallelPrefix] != minSize;
box[parallelPrefix] = minSize;
- }
- else {
+ } else if (me.shrinkToFit) {
minSizes.push({
minSize: minSize,
available: boxes[i][parallelPrefix] - minSize,
box[parallelPrefix] = newSize;
shortfall -= reduction;
}
+ tooNarrow = (shortfall > 0);
}
else {
remainingSpace = availableSpace;
}
};
},
-
+
onRemove: function(comp){
this.callParent(arguments);
if (this.overflowHandler) {
me.updateChildBoxes(boxes);
me.handleTargetOverflow(targetSize);
},
+
+ animCallback: Ext.emptyFn,
<span id='Ext-layout-container-Box-method-updateChildBoxes'> /**
</span> * Resizes and repositions each child component
- * @param {Array} boxes The box measurements
+ * @param {Object[]} boxes The box measurements
*/
updateChildBoxes: function(boxes) {
var me = this,
// When we've animated all changed boxes into position, clear our busy flag and call the callback.
length -= 1;
if (!length) {
+ me.animCallback(anim);
me.layoutBusy = false;
if (Ext.isFunction(animCallback)) {
animCallback();
* again immediately afterwards, giving a performance hit.
* Subclasses should provide an implementation.
* @param {Object} currentSize The current height and width of the innerCt
- * @param {Array} calculations The new box calculations of all items to be laid out
+ * @param {Object} calculations The new box calculations of all items to be laid out
*/
updateInnerCtSize: function(tSize, calcs) {
var me = this,
* target. Having a Box layout inside such a target is therefore not recommended.
* @param {Object} previousTargetSize The size and height of the layout target before we just laid out
* @param {Ext.container.Container} container The container
- * @param {Ext.core.Element} target The target element
+ * @param {Ext.Element} target The target element
* @return True if the layout overflowed, and was reflowed in a secondary onLayout call.
*/
handleTargetOverflow: function(previousTargetSize) {
margins.right += itemEl.getMargin('r');
margins.bottom += itemEl.getMargin('b');
margins.left += itemEl.getMargin('l');
+ margins.height = margins.top + margins.bottom;
+ margins.width = margins.left + margins.right;
style.marginTop = style.marginRight = style.marginBottom = style.marginLeft = '0';
// Item must reference calculated margins.
</span> * @private
*/
destroy: function() {
- Ext.destroy(this.overflowHandler);
+ Ext.destroy(this.innerCt, this.overflowHandler);
this.callParent(arguments);
}
});</pre>
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