public void TopToBottomContainerAppliesExpectedMarginToToggleView()
{
TestContext.CurrentContext.SetCompatibleWorkingDirectory();
int marginSize = 40;
int dimensions = 300;
GuiWidget outerContainer = new GuiWidget(dimensions, dimensions);
FlowLayoutWidget topToBottomContainer = new FlowLayoutWidget(FlowDirection.TopToBottom)
{
HAnchor = HAnchor.ParentLeftRight,
VAnchor = VAnchor.ParentBottomTop,
};
outerContainer.AddChild(topToBottomContainer);
CheckBox toggleBox = new CheckBox("test");
toggleBox.HAnchor = HAnchor.ParentLeftRight;
toggleBox.VAnchor = VAnchor.ParentBottomTop;
toggleBox.Margin = new BorderDouble(marginSize);
toggleBox.BackgroundColor = RGBA_Bytes.Red;
toggleBox.DebugShowBounds = true;
topToBottomContainer.AddChild(toggleBox);
topToBottomContainer.AnchorAll();
topToBottomContainer.PerformLayout();
outerContainer.DoubleBuffer = true;
outerContainer.BackBuffer.NewGraphics2D().Clear(RGBA_Bytes.White);
outerContainer.OnDraw(outerContainer.NewGraphics2D());
// For troubleshooting or visual validation
OutputImages(outerContainer, outerContainer);
var bounds = toggleBox.BoundsRelativeToParent;
Assert.IsTrue(bounds.Left == marginSize, "Left margin is incorrect");
Assert.IsTrue(bounds.Right == dimensions - marginSize, "Right margin is incorrect");
Assert.IsTrue(bounds.Top == dimensions - marginSize, "Top margin is incorrect");
Assert.IsTrue(bounds.Bottom == marginSize, "Bottom margin is incorrect");
}
private void topLevelWindow_MouseMove(object sender, MouseEventArgs mouseEvent)
{
count++;
if (count == 20)
{
RemoveAllChildren();
ScrollableWidget allContainer = new ScrollableWidget(true);
topToBottomTotal = new FlowLayoutWidget(FlowDirection.TopToBottom);
topToBottomTotal.SuspendLayout();
GuiWidget.DefaultEnforceIntegerBounds = true;
AddInfoRecursive(topLevelWindow, topToBottomTotal);
GuiWidget.DefaultEnforceIntegerBounds = false;
topToBottomTotal.ResumeLayout();
topToBottomTotal.PerformLayout();
allContainer.AddChild(topToBottomTotal);
AddChild(allContainer);
allContainer.AnchorAll();
}
}
protected void DoWrappingLayout()
{
if (doingLayout)
{
needAnotherLayout = true;
return;
}
using (this.LayoutLock())
{
doingLayout = true;
// remove all the children we added
foreach (var child in addedChildren)
{
if (child.Parent != null)
{
using (child.Parent.LayoutLock())
{
child.Parent.RemoveChild(child);
child.ClearRemovedFlag();
}
}
}
// close all the row containers
this.CloseChildren();
// add in new row container
FlowLayoutWidget childContainerRow = new FlowLayoutWidget()
{
Margin = RowMargin,
Padding = RowPadding,
HAnchor = HAnchor.Stretch,
};
base.AddChild(childContainerRow);
double runningSize = 0;
MaxLineWidth = 0;
foreach (var child in addedChildren)
{
if (Parent != null &&
(runningSize + child.Width > Parent.Width ||
child is IHardBreak))
{
MaxLineWidth = Math.Max(MaxLineWidth, runningSize);
runningSize = 0;
if (childContainerRow != null)
{
childContainerRow.PerformLayout();
}
childContainerRow = new FlowLayoutWidget()
{
Margin = RowMargin,
Padding = RowPadding,
HAnchor = HAnchor.Stretch,
};
base.AddChild(childContainerRow);
}
if (runningSize > 0 ||
!(child is ISkipIfFirst))
{
// add the new child to the current row
using (childContainerRow.LayoutLock())
{
childContainerRow.AddChild(child);
}
runningSize += child.Width;
MaxLineWidth = Math.Max(MaxLineWidth, runningSize);
}
}
if (childContainerRow != null)
{
childContainerRow.PerformLayout();
}
doingLayout = false;
}
if (needAnotherLayout)
{
UiThread.RunOnIdle(DoWrappingLayout);
needAnotherLayout = false;
}
this.PerformLayout();
}
private void topLevelWindow_MouseMove(object sender, MouseEventArgs mouseEvent)
{
count++;
if (count == 20)
{
RemoveAllChildren();
ScrollableWidget allContainer = new ScrollableWidget(true);
topToBottomTotal = new FlowLayoutWidget(FlowDirection.TopToBottom);
topToBottomTotal.SuspendLayout();
GuiWidget.DefaultEnforceIntegerBounds = true;
AddInfoRecursive(topLevelWindow, topToBottomTotal);
GuiWidget.DefaultEnforceIntegerBounds = false;
topToBottomTotal.ResumeLayout();
topToBottomTotal.PerformLayout();
allContainer.AddChild(topToBottomTotal);
AddChild(allContainer);
allContainer.AnchorAll();
}
}
protected void DoWrappingLayout()
{
if (doingLayout)
{
needAnotherLayout = true;
return;
}
using (this.LayoutLock())
{
doingLayout = true;
// remove all the children we added
foreach (var child in addedChildren)
{
if (child.Parent != null)
{
using (child.Parent.LayoutLock())
{
child.Parent.RemoveChild(child);
child.ClearRemovedFlag();
}
}
}
// close all the row containers
this.CloseChildren();
// add in new row container
FlowLayoutWidget childContainerRow = new FlowLayoutWidget()
{
Margin = RowMargin,
Padding = RowPadding,
HAnchor = HAnchor.Stretch,
};
base.AddChild(childContainerRow);
var rowPaddingWidth = RowPadding.Width + RowMargin.Width + this.Margin.Width + this.Padding.Width;
double runningSize = 0;
MaxLineWidth = 0;
foreach (var child in addedChildren)
{
var childWidth = child.Width + child.DeviceMarginAndBorder.Width;
if (child.HAnchor == HAnchor.Stretch)
{
childWidth = child.MinimumSize.X + child.DeviceMarginAndBorder.Width;
}
if (runningSize + childWidth > this.Width - rowPaddingWidth ||
child is IHardBreak)
{
MaxLineWidth = Math.Max(MaxLineWidth, runningSize);
runningSize = 0;
var lastItemWasHorizontalSpacer = false;
if (childContainerRow != null)
{
childContainerRow.PerformLayout();
if (childContainerRow.Children.LastOrDefault() is HorizontalSpacer)
{
lastItemWasHorizontalSpacer = true;
}
}
childContainerRow = new FlowLayoutWidget()
{
Margin = RowMargin,
Padding = RowPadding,
HAnchor = HAnchor.Stretch,
Border = RowBoarder,
BorderColor = RowBoarderColor,
};
if (lastItemWasHorizontalSpacer)
{
childContainerRow.AddChild(new HorizontalSpacer());
}
base.AddChild(childContainerRow);
}
if (runningSize > 0 ||
!(child is ISkipIfFirst))
{
// add the new child to the current row
using (childContainerRow.LayoutLock())
{
childContainerRow.AddChild(child);
}
runningSize += childWidth;
MaxLineWidth = Math.Max(MaxLineWidth, runningSize);
}
}
if (childContainerRow != null)
{
childContainerRow.PerformLayout();
}
MakeProportionalIfRequired();
MakeCenterIfRequired();
doingLayout = false;
}
if (needAnotherLayout)
{
UiThread.RunOnIdle(DoWrappingLayout);
needAnotherLayout = false;
}
// change the size to force a recursive layout event
this.Height--;
this.Height++;
this.PerformLayout();
}
