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/* ************************************************************************
qooxdoo - the new era of web development
http://qooxdoo.org
Copyright:
2004-2007 1&1 Internet AG, Germany, http://www.1and1.org
License:
LGPL: http://www.gnu.org/licenses/lgpl.html
EPL: http://www.eclipse.org/org/documents/epl-v10.php
See the LICENSE file in the project's top-level directory for details.
Authors:
* Sebastian Werner (wpbasti)
* Andreas Ecker (ecker)
************************************************************************ */
/* ************************************************************************
#module(ui_layout)
************************************************************************ */
qx.OO.defineClass("qx.renderer.layout.DockLayoutImpl", qx.renderer.layout.LayoutImpl,
function(vWidget) {
qx.renderer.layout.LayoutImpl.call(this, vWidget);
});
/*!
Global Structure:
[01] COMPUTE BOX DIMENSIONS FOR AN INDIVIDUAL CHILD
[02] COMPUTE NEEDED DIMENSIONS FOR AN INDIVIDUAL CHILD
[03] COMPUTE NEEDED DIMENSIONS FOR ALL CHILDREN
[04] UPDATE LAYOUT WHEN A CHILD CHANGES ITS OUTER DIMENSIONS
[05] UPDATE CHILD ON INNER DIMENSION CHANGES OF LAYOUT
[06] UPDATE LAYOUT ON JOB QUEUE FLUSH
[07] UPDATE CHILDREN ON JOB QUEUE FLUSH
[08] CHILDREN ADD/REMOVE/MOVE HANDLING
[09] FLUSH LAYOUT QUEUES OF CHILDREN
[10] LAYOUT CHILD
[11] DISPOSER
Inherits from qx.renderer.layout.LayoutImpl:
[02] COMPUTE NEEDED DIMENSIONS FOR AN INDIVIDUAL CHILD
[03] COMPUTE NEEDED DIMENSIONS FOR ALL CHILDREN
[04] UPDATE LAYOUT WHEN A CHILD CHANGES ITS OUTER DIMENSIONS
[08] CHILDREN ADD/REMOVE/MOVE HANDLING
[11] DISPOSER
*/
/*
---------------------------------------------------------------------------
[00] ADDITIONAL GLOBAL DATA AND METHODS
---------------------------------------------------------------------------
*/
qx.renderer.layout.DockLayoutImpl.METHOD_LOCATION = "layoutChild_location_";
qx.renderer.layout.DockLayoutImpl._childRanking = {
vertical : function(c) { return c.getVerticalAlign() ? 1e6 : c.getHorizontalAlign() ? 2e6 : 3e6; },
horizontal : function(c) { return c.getHorizontalAlign() ? 1e6 : c.getVerticalAlign() ? 2e6 : 3e6; },
ordered : function(c) { return c.getHorizontalAlign() || c.getVerticalAlign() ? 1e6 : 2e6; }
}
qx.renderer.layout.DockLayoutImpl._childCheck =
{
common : function(vChild) {
if (!(vChild._computedLeftTypeNull && vChild._computedRightTypeNull && vChild._computedTopTypeNull && vChild._computedBottomTypeNull)) {
throw new Error("qx.renderer.layout.DockLayoutImpl: It is not allowed to define any location values for children: " + vChild + "!");
}
},
horizontal : function(vChild)
{
if (!(vChild._computedMinHeightTypeNull && vChild._computedHeightTypeNull && vChild._computedMaxHeightTypeNull)) {
throw new Error("qx.renderer.layout.DockLayoutImpl: It is not allowed to define any vertical dimension for 'horizontal' placed children: " + vChild + "!");
}
},
vertical : function(vChild)
{
if (!(vChild._computedMinWidthTypeNull && vChild._computedWidthTypeNull && vChild._computedMaxWidthTypeNull)) {
throw new Error("qx.renderer.layout.DockLayoutImpl: It is not allowed to define any horizontal dimension for 'vertical' placed children: " + vChild + "!");
}
},
"default" : function(vChild)
{
qx.renderer.layout.DockLayoutImpl._childCheck.horizontal(vChild);
qx.renderer.layout.DockLayoutImpl._childCheck.vertical(vChild);
}
}
/*
---------------------------------------------------------------------------
[01] COMPUTE BOX DIMENSIONS FOR AN INDIVIDUAL CHILD
---------------------------------------------------------------------------
*/
/*!
Compute and return the box width of the given child
*/
qx.Proto.computeChildBoxWidth = function(vChild)
{
if (this.getChildAlignMode(vChild) == "horizontal") {
return vChild.getWidthValue() || vChild._computeBoxWidthFallback();
}
return this.getWidget().getInnerWidth() - this._lastLeft - this._lastRight;
}
/*!
Compute and return the box height of the given child
*/
qx.Proto.computeChildBoxHeight = function(vChild)
{
if (this.getChildAlignMode(vChild) == "vertical") {
return vChild.getHeightValue() || vChild._computeBoxHeightFallback();
}
return this.getWidget().getInnerHeight() - this._lastTop - this._lastBottom;
}
/*
---------------------------------------------------------------------------
[05] UPDATE CHILD ON INNER DIMENSION CHANGES OF LAYOUT
---------------------------------------------------------------------------
*/
/*!
Actions that should be done if the inner width of the widget was changed.
Normally this includes update to percent values and ranges.
*/
qx.Proto.updateChildOnInnerWidthChange = function(vChild)
{
vChild._recomputePercentX();
vChild.addToLayoutChanges("location");
// inform the caller if there were any notable changes occured
return true;
}
/*!
Actions that should be done if the inner height of the widget was changed.
Normally this includes update to percent values and ranges.
*/
qx.Proto.updateChildOnInnerHeightChange = function(vChild)
{
vChild._recomputePercentY();
vChild.addToLayoutChanges("location");
// inform the caller if there were any notable changes occured
return true;
}
/*
---------------------------------------------------------------------------
[06] UPDATE LAYOUT ON JOB QUEUE FLUSH
---------------------------------------------------------------------------
*/
/*!
Invalidate and recompute things because of job in queue (before the rest of job handling will be executed).
*/
qx.Proto.updateSelfOnJobQueueFlush = qx.lang.Function.returnFalse;
/*
---------------------------------------------------------------------------
[07] UPDATE CHILDREN ON JOB QUEUE FLUSH
---------------------------------------------------------------------------
*/
/*!
Updates children on special jobs
*/
qx.Proto.updateChildrenOnJobQueueFlush = function(vQueue)
{
if (vQueue.mode || vQueue.addChild || vQueue.removeChild) {
this.getWidget()._addChildrenToLayoutQueue("location");
}
}
/*
---------------------------------------------------------------------------
[09] FLUSH LAYOUT QUEUES OF CHILDREN
---------------------------------------------------------------------------
*/
/*!
This method have full control of the order in which the
registered (or also non-registered) children should be
layouted on the horizontal axis.
*/
qx.Proto.flushChildrenQueue = function(vChildrenQueue)
{
var vWidget=this.getWidget(), vChildren=vWidget.getVisibleChildren(), vChildrenLength=vChildren.length, vMode=vWidget.getMode();
// reset layout
this._lastLeft = this._lastRight = this._lastTop = this._lastBottom = 0;
// sorting children
var vRankImpl = qx.renderer.layout.DockLayoutImpl._childRanking[vMode];
var vOrderedChildren = qx.lang.Array.copy(vChildren).sort(function(c1, c2) {
return (vRankImpl(c1) + vChildren.indexOf(c1)) - (vRankImpl(c2) + vChildren.indexOf(c2));
});
// flushing children
for (var i=0; i<vChildrenLength; i++) {
vWidget._layoutChild(vOrderedChildren[i]);
}
}
qx.Proto.getChildAlign = function(vChild) {
return vChild.getVerticalAlign() || vChild.getHorizontalAlign() || "default";
}
qx.Proto.getChildAlignMode = function(vChild) {
return vChild.getVerticalAlign() ? "vertical" : vChild.getHorizontalAlign() ? "horizontal" : "default";
}
/*
---------------------------------------------------------------------------
[10] LAYOUT CHILD
---------------------------------------------------------------------------
*/
/*!
This is called from qx.ui.core.Widget and it's task is to apply the layout
(excluding border and padding) to the child.
*/
qx.Proto.layoutChild = function(vChild, vJobs)
{
qx.renderer.layout.DockLayoutImpl._childCheck.common(vChild);
qx.renderer.layout.DockLayoutImpl._childCheck[this.getChildAlignMode(vChild)](vChild);
this.layoutChild_sizeX_essentialWrapper(vChild, vJobs);
this.layoutChild_sizeY_essentialWrapper(vChild, vJobs);
this.layoutChild_sizeLimitX(vChild, vJobs);
this.layoutChild_sizeLimitY(vChild, vJobs);
this[qx.renderer.layout.DockLayoutImpl.METHOD_LOCATION + this.getChildAlign(vChild)](vChild, vJobs);
}
qx.Proto.layoutChild_location_top = function(vChild, vJobs)
{
vChild._applyRuntimeTop(this._lastTop);
vChild._applyRuntimeLeft(this._lastLeft);
this.layoutChild_location_horizontal(vChild);
this._lastTop += vChild.getBoxHeight();
}
qx.Proto.layoutChild_location_left = function(vChild, vJobs)
{
vChild._applyRuntimeLeft(this._lastLeft);
vChild._applyRuntimeTop(this._lastTop);
this.layoutChild_location_vertical(vChild);
this._lastLeft += vChild.getBoxWidth();
}
if (qx.core.Client.getInstance().isMshtml() || qx.core.Client.getInstance().isOpera())
{
qx.Proto._applyComputedWidth = function(vChild)
{
// direct recompute (need to be done, while layouting as the
// _last* variable changes during layout process)
vChild._recomputeBoxWidth();
// wrong: simple invalidates are enough here
// correct: needs recompute to inform children (to update centering for example)
vChild._recomputeOuterWidth();
vChild._recomputeInnerWidth();
// apply calculated width
vChild._applyRuntimeWidth(vChild.getBoxWidth());
}
qx.Proto._applyComputedHeight = function(vChild)
{
// direct recompute (need to be done, while layouting as the
// _last* variable changes during layout process)
vChild._recomputeBoxHeight();
// wrong: simple invalidates are enough here
// correct: needs recompute to inform children (to update centering for example)
vChild._recomputeOuterHeight();
vChild._recomputeInnerHeight();
// apply calculated height
vChild._applyRuntimeHeight(vChild.getBoxHeight());
}
qx.Proto.layoutChild_sizeX = function(vChild, vJobs)
{
// We need to respect all dimension properties on the horizontal axis in internet explorer to set the 'width' style
if (vJobs.initial || vJobs.width || vJobs.minWidth || vJobs.maxWidth) {
vChild._computedWidthTypeNull && vChild._computedMinWidthTypeNull && vChild._computedMaxWidthTypeNull ? vChild._resetRuntimeWidth() : vChild._applyRuntimeWidth(vChild.getBoxWidth());
}
}
qx.Proto.layoutChild_sizeY = function(vChild, vJobs)
{
// We need to respect all dimension properties on the vertical axis in internet explorer to set the 'height' style
if (vJobs.initial || vJobs.height || vJobs.minHeight || vJobs.maxHeight) {
vChild._computedHeightTypeNull && vChild._computedMinHeightTypeNull && vChild._computedMaxHeightTypeNull ? vChild._resetRuntimeHeight() : vChild._applyRuntimeHeight(vChild.getBoxHeight());
}
}
qx.Proto.layoutChild_location_horizontal = function(vChild) {
this._applyComputedWidth(vChild);
}
qx.Proto.layoutChild_location_vertical = function(vChild) {
this._applyComputedHeight(vChild);
}
qx.Proto.layoutChild_location_right = function(vChild, vJobs)
{
vChild._applyRuntimeLeft(this.getWidget().getInnerWidth() - this._lastRight - vChild.getBoxWidth());
vChild._applyRuntimeTop(this._lastTop);
this.layoutChild_location_vertical(vChild);
this._lastRight += vChild.getBoxWidth();
}
qx.Proto.layoutChild_location_bottom = function(vChild, vJobs)
{
vChild._applyRuntimeTop(this.getWidget().getInnerHeight() - this._lastBottom - vChild.getBoxHeight());
vChild._applyRuntimeLeft(this._lastLeft);
this.layoutChild_location_horizontal(vChild);
this._lastBottom += vChild.getBoxHeight();
}
qx.Proto.layoutChild_location_default = function(vChild, vJobs)
{
var vWidget = this.getWidget();
vChild._resetRuntimeRight();
vChild._resetRuntimeBottom();
vChild._applyRuntimeTop(this._lastTop);
vChild._applyRuntimeLeft(this._lastLeft);
this._applyComputedWidth(vChild);
this._applyComputedHeight(vChild);
}
}
else
{
qx.Proto._applyComputedWidth = function(vChild)
{
// direct recompute (need to be done, while layouting as the
// _last* variable changes during layout process)
vChild._recomputeBoxWidth();
// wrong: simple invalidates are enough here
// correct: needs recompute to inform children (to update centering for example)
vChild._recomputeOuterWidth();
vChild._recomputeInnerWidth();
}
qx.Proto._applyComputedHeight = function(vChild)
{
// direct recompute (need to be done, while layouting as the
// _last* variable changes during layout process)
vChild._recomputeBoxHeight();
// wrong: simple invalidates are enough here
// correct: needs recompute to inform children (to update centering for example)
vChild._recomputeOuterHeight();
vChild._recomputeInnerHeight();
}
qx.Proto.layoutChild_sizeX = function(vChild, vJobs)
{
if (vJobs.initial || vJobs.width) {
vChild._computedWidthTypeNull ? vChild._resetRuntimeWidth() : vChild._applyRuntimeWidth(vChild.getWidthValue());
}
}
qx.Proto.layoutChild_sizeY = function(vChild, vJobs)
{
if (vJobs.initial || vJobs.height) {
vChild._computedHeightTypeNull ? vChild._resetRuntimeHeight() : vChild._applyRuntimeHeight(vChild.getHeightValue());
}
}
qx.Proto.layoutChild_location_horizontal = function(vChild)
{
this._applyComputedWidth(vChild);
vChild._applyRuntimeRight(this._lastRight);
}
qx.Proto.layoutChild_location_vertical = function(vChild)
{
this._applyComputedHeight(vChild);
vChild._applyRuntimeBottom(this._lastBottom);
}
qx.Proto.layoutChild_location_right = function(vChild, vJobs)
{
vChild._applyRuntimeRight(this._lastRight);
vChild._applyRuntimeTop(this._lastTop);
this.layoutChild_location_vertical(vChild);
this._lastRight += vChild.getBoxWidth();
}
qx.Proto.layoutChild_location_bottom = function(vChild, vJobs)
{
vChild._applyRuntimeBottom(this._lastBottom);
vChild._applyRuntimeLeft(this._lastLeft);
this.layoutChild_location_horizontal(vChild);
this._lastBottom += vChild.getBoxHeight();
}
qx.Proto.layoutChild_location_default = function(vChild, vJobs)
{
vChild._resetRuntimeWidth();
vChild._resetRuntimeHeight();
vChild._applyRuntimeTop(this._lastTop);
vChild._applyRuntimeRight(this._lastRight);
vChild._applyRuntimeBottom(this._lastBottom);
vChild._applyRuntimeLeft(this._lastLeft);
this._applyComputedWidth(vChild);
this._applyComputedHeight(vChild);
}
}
|