void DragDropController_MouseMove(object sender, MouseEventArgs e)
{
if (dragState == DragState.Drag)
{
FlowLayoutEvents.OnPanelDrag(e.Location);
}
}
void CustomOnResize(object sender, EventArgs e)
{
if (WindowState != LastWindowState)
{
LastWindowState = WindowState;
FlowLayoutEvents.OnMainPanelLayoutChanged();
}
LocateComponents();
}
/// <summary>
/// Resizes all panels on the form using the layout lines
/// All panels are displayed at the maximum size possible
/// </summary>
void ResizeUsingLayoutLines()
{
Dictionary <Locations, int> indicesOfLinesAroundPanel;
Dictionary <Locations, bool> canSizeInDirection;
foreach (IDockableControl controlToSize in dockableControlsInPanel)
{
indicesOfLinesAroundPanel = new Dictionary <Locations, int>();
canSizeInDirection = new Dictionary <Locations, bool>();
int newPositionOfEdge;
Control copyOfControl = (Control)controlToSize;
if (controlToSize.AutoSizeType != AutosizeTypes.Constant)
{
//Check around the panel
foreach (var direction in (Locations[])Enum.GetValues(typeof(Locations)))
{
indicesOfLinesAroundPanel[direction] = myLayoutLines.GetLineIndex(myLayoutLines.AddLineFromSideOfPanel(copyOfControl, direction), InvertLocation(direction));
//The panel can size if a layout line exists that matches the side of the panel,
//and the autosize type allows the panel to be resized
canSizeInDirection[direction] = ((indicesOfLinesAroundPanel[direction] != -1) &&
AutosizeTypeAllowsResize(direction, controlToSize));
}
//Size the panel in each direction
foreach (var direction in (Locations[])Enum.GetValues(typeof(Locations)))
{
if (canSizeInDirection[direction])
{
//Gets the furthest position to which a panel can be resized.
newPositionOfEdge = myLayoutLines.GetSizeChangeAllowed(copyOfControl, direction);
switch (direction)
{
case Locations.Top:
{
//Resize the panel by the required amount
//The height is increased by the difference between the possible position
//and the current position of the edge
copyOfControl.Height += copyOfControl.Top - newPositionOfEdge;
//The location of the top of the control is reduced by the same amount
copyOfControl.Top -= copyOfControl.Top - newPositionOfEdge;
//Move the relevant layout line to the new position
if (indicesOfLinesAroundPanel[Locations.Top] != -1)
{
myLayoutLines.LinesForLayout[Locations.Bottom][(indicesOfLinesAroundPanel[Locations.Top])].StaticLocation = newPositionOfEdge;
}
//Update the length of the lines to the sides of the panel.
if (indicesOfLinesAroundPanel[Locations.Right] != -1)
{
//Set the start point of the line to the side to the new position
myLayoutLines.LinesForLayout[Locations.Left][(indicesOfLinesAroundPanel[Locations.Right])].setStartPointY(newPositionOfEdge);
//Set the end point of the line to the side to the new position,
//maintining the link between the start point of one line and the end point of the previous line.
if (indicesOfLinesAroundPanel[Locations.Right] > 0)
{
myLayoutLines.LinesForLayout[Locations.Left][(indicesOfLinesAroundPanel[Locations.Right]) - 1].setEndPointY(newPositionOfEdge);
}
}
if (indicesOfLinesAroundPanel[Locations.Left] != -1)
{
myLayoutLines.LinesForLayout[Locations.Right][(indicesOfLinesAroundPanel[Locations.Left])].setStartPointY(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Left] > 0)
{
myLayoutLines.LinesForLayout[Locations.Right][(indicesOfLinesAroundPanel[Locations.Left]) - 1].setEndPointY(newPositionOfEdge);
}
}
break;
}
case Locations.Left: //See comments in above sections
{
copyOfControl.Width += copyOfControl.Left - newPositionOfEdge;
copyOfControl.Left -= copyOfControl.Left - newPositionOfEdge;
if (indicesOfLinesAroundPanel[Locations.Left] != -1)
{
myLayoutLines.LinesForLayout[Locations.Right][(indicesOfLinesAroundPanel[Locations.Left])].StaticLocation = newPositionOfEdge;
}
if (indicesOfLinesAroundPanel[Locations.Bottom] != -1)
{
myLayoutLines.LinesForLayout[Locations.Top][(indicesOfLinesAroundPanel[Locations.Bottom])].setStartPointX(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Bottom] > 0)
{
myLayoutLines.LinesForLayout[Locations.Top][(indicesOfLinesAroundPanel[Locations.Bottom]) - 1].setEndPointX(newPositionOfEdge);
}
}
if (indicesOfLinesAroundPanel[Locations.Top] != -1)
{
myLayoutLines.LinesForLayout[Locations.Bottom][(indicesOfLinesAroundPanel[Locations.Top])].setStartPointX(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Top] > 0)
{
myLayoutLines.LinesForLayout[Locations.Bottom][(indicesOfLinesAroundPanel[Locations.Top]) - 1].setEndPointX(newPositionOfEdge);
}
}
break;
}
case Locations.Bottom: //See comments in above sections
{
copyOfControl.Height += newPositionOfEdge - copyOfControl.Bottom;
if (indicesOfLinesAroundPanel[Locations.Bottom] != -1)
{
myLayoutLines.LinesForLayout[Locations.Top][(indicesOfLinesAroundPanel[Locations.Bottom])].StaticLocation = newPositionOfEdge;
}
if (indicesOfLinesAroundPanel[Locations.Left] != -1)
{
myLayoutLines.LinesForLayout[Locations.Right][(indicesOfLinesAroundPanel[Locations.Left])].setEndPointY(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Left] < myLayoutLines.LinesForLayout[Locations.Right].Count - 1)
{
myLayoutLines.LinesForLayout[Locations.Right][(indicesOfLinesAroundPanel[Locations.Left]) + 1].setStartPointY(newPositionOfEdge);
}
}
if (indicesOfLinesAroundPanel[Locations.Right] != -1)
{
myLayoutLines.LinesForLayout[Locations.Left][(indicesOfLinesAroundPanel[Locations.Right])].setEndPointY(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Right] < myLayoutLines.LinesForLayout[Locations.Left].Count - 1)
{
myLayoutLines.LinesForLayout[Locations.Left][(indicesOfLinesAroundPanel[Locations.Right]) + 1].setStartPointY(newPositionOfEdge);
}
}
break;
}
case Locations.Right: //See comments in above sections
{
copyOfControl.Width += newPositionOfEdge - copyOfControl.Right;
if (indicesOfLinesAroundPanel[Locations.Right] != -1)
{
myLayoutLines.LinesForLayout[Locations.Left][(indicesOfLinesAroundPanel[Locations.Right])].StaticLocation = newPositionOfEdge;
}
if (indicesOfLinesAroundPanel[Locations.Top] != -1)
{
myLayoutLines.LinesForLayout[Locations.Bottom][(indicesOfLinesAroundPanel[Locations.Top])].setEndPointX(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Top] < myLayoutLines.LinesForLayout[Locations.Bottom].Count - 1)
{
myLayoutLines.LinesForLayout[Locations.Bottom][(indicesOfLinesAroundPanel[Locations.Top]) + 1].setStartPointX(newPositionOfEdge);
}
}
if (indicesOfLinesAroundPanel[Locations.Bottom] != -1)
{
myLayoutLines.LinesForLayout[Locations.Top][(indicesOfLinesAroundPanel[Locations.Bottom])].setEndPointX(newPositionOfEdge);
if (indicesOfLinesAroundPanel[Locations.Bottom] < myLayoutLines.LinesForLayout[Locations.Top].Count - 1)
{
myLayoutLines.LinesForLayout[Locations.Top][(indicesOfLinesAroundPanel[Locations.Bottom]) + 1].setStartPointX(newPositionOfEdge);
}
}
break;
}
}
}
}
}
}
FlowLayoutEvents.OnMainPanelResize();
}
void CustomEndResize(object sender, EventArgs e)
{
FlowLayoutEvents.OnMainPanelLayoutChanged();
}