翻页算法
m_PageCount = m_Items.Length / m_Buttons.Length;//最大页码数
if((m_Items.Length % m_Buttons.Length) != 0)
{
++m_PageCount;
}
void PageDown_Click(object sender, EventArgs e)
{
m_CurrentPageNo = (m_CurrentPageNo + 1) % m_PageCount;//当前页码（0～m_ PageCount）
this.RefreshWithPageNo(m_CurrentPageNo);
}
void PageUp_Click(object sender, EventArgs e)
{
m_CurrentPageNo = (m_CurrentPageNo + m_PageCount - 1) % m_PageCount;
this.RefreshWithPageNo(m_CurrentPageNo);
}
private void RefreshWithPageNo(int pageNo)
{
int offset = pageNo * m_Buttons.Length;
for(int i = 0; i < m_Buttons.Length; ++i)
{
if (i + offset < m_Items.Length)
{
m_Buttons[i].Visible = true;
m_Buttons[i].BMText = m_Items[i + offset].ItemName;
m_Buttons[i].Enabled = !((m_Buttons[i].BMText == null) || (m_Buttons[i].BMText.Trim().Length == 0));
}
else
{
m_Buttons[i].Visible = false;
}
}
}