private void FlowLayoutPanel_DragDrop(object sender, DragEventArgs e)
{
MovableButton mb = e.Data.GetData(typeof(MovableButton)) as MovableButton;
if (mb != null)
{
mb = new MovableButton()
{
Text = mb.Text, Tag = mb.Tag
};
mb.MouseDown += new MouseEventHandler(InsideButton_MouseDown);
Point p = this.m_FlowLayoutPanel.PointToClient(new Point(e.X, e.Y));
Control buttonBefore = this.m_FlowLayoutPanel.GetChildAtPoint(p);
if (buttonBefore == null)
{
m_FlowLayoutPanel.Controls.Add(mb);
}
else
{
int index = m_FlowLayoutPanel.Controls.IndexOf(buttonBefore);
Console.WriteLine(index);
m_FlowLayoutPanel.Controls.Add(mb);
m_FlowLayoutPanel.Controls.SetChildIndex(mb, index);
m_FlowLayoutPanel.Controls.SetChildIndex(buttonBefore, index + 1);
}
}
}
private void ButtonTag_Click(object sender, EventArgs e)
{
MovableButton mb = sender as MovableButton;
if (mb != null) {
mb = new MovableButton() { Text = mb.Text, Tag = mb.Tag };
mb.MouseDown += new MouseEventHandler(InsideButton_MouseDown);
m_FlowLayoutPanel.Controls.Add(mb);
}
}
private void FlowLayoutPanel_ControlChange(object sender, ControlEventArgs e)
{
textBoxResult.Text = "";
foreach (Control item in m_FlowLayoutPanel.Controls)
{
MovableButton mb = item as MovableButton;
if (mb != null && mb.Tag != null)
{
textBoxResult.Text += mb.Tag.ToString();
}
}
}
private void ButtonTag_Click(object sender, EventArgs e)
{
MovableButton mb = sender as MovableButton;
if (mb != null)
{
mb = new MovableButton()
{
Text = mb.Text, Tag = mb.Tag
};
mb.MouseDown += new MouseEventHandler(InsideButton_MouseDown);
m_FlowLayoutPanel.Controls.Add(mb);
}
}
private bool ButtonExistsInPanel(MovableButton button)
{
if (button == null) return false;
foreach (Control item in m_FlowLayoutPanel.Controls)
{
MovableButton mb = item as MovableButton;
if (mb == null) continue;
if (button.Text.Equals(mb.Text)) {
return true;
}
}
return false;
}
private bool ButtonExistsInPanel(MovableButton button)
{
if (button == null)
{
return(false);
}
foreach (Control item in m_FlowLayoutPanel.Controls)
{
MovableButton mb = item as MovableButton;
if (mb == null)
{
continue;
}
if (button.Text.Equals(mb.Text))
{
return(true);
}
}
return(false);
}
void InsideButton_MouseDown(object sender, MouseEventArgs e)
{
MovingButton = sender as MovableButton;
}
private void FlowLayoutPanel_MouseDown(object sender, MouseEventArgs e)
{
MovingButton = null;
}
private void FlowLayoutPanel_DragDrop(object sender, DragEventArgs e)
{
MovableButton mb = e.Data.GetData(typeof(MovableButton)) as MovableButton;
if (mb != null) {
mb = new MovableButton() { Text = mb.Text, Tag = mb.Tag };
mb.MouseDown += new MouseEventHandler(InsideButton_MouseDown);
Point p = this.m_FlowLayoutPanel.PointToClient(new Point(e.X, e.Y));
Control buttonBefore = this.m_FlowLayoutPanel.GetChildAtPoint( p );
if (buttonBefore == null)
{
m_FlowLayoutPanel.Controls.Add(mb);
}
else
{
int index = m_FlowLayoutPanel.Controls.IndexOf(buttonBefore);
Console.WriteLine(index);
m_FlowLayoutPanel.Controls.Add(mb);
m_FlowLayoutPanel.Controls.SetChildIndex(mb, index );
m_FlowLayoutPanel.Controls.SetChildIndex(buttonBefore, index + 1);
}
}
}
private void FlowLayoutPanel_MouseDown(object sender, MouseEventArgs e)
{
MovingButton = null;
}
void InsideButton_MouseDown(object sender, MouseEventArgs e)
{
MovingButton = sender as MovableButton;
}
