// 将所有 changed color 清除
internal void ResetColor()
{
// throw new Exception("尚未实现 ResetColor()");
for (int i = 0; i < this._tableLayoutPanel_main.RowStyles.Count; i++)
{
Label color = this._tableLayoutPanel_main.GetControlFromPosition(1, i) as Label;
if (color == null)
{
continue;
}
EditLineState state = color.Tag as EditLineState;
if (state != null)
{
if (state.Changed == true)
{
state.Changed = false;
}
SetLineState(color, state);
}
else
{
color.BackColor = this._tableLayoutPanel_main.BackColor;
}
}
}
void control_Enter(object sender, EventArgs e)
{
//if (this.m_nInSuspend == 0)
{
Control control = sender as Control;
ClearActiveState();
EditLineState state = GetLineState(control);
if (state == null)
{
state = new EditLineState();
}
bool bSelectionChanged = state.Active == false;
// if (state.Active == false)
{
state.Active = true;
SetLineState(control, state);
}
if (bSelectionChanged)
{
this.OnSelectionChanged(new EventArgs());
}
}
}
// 设置一行的显示状态
void SetLineState(int nRowNumber, EditLineState newState)
{
Label color = this._tableLayoutPanel_main.GetControlFromPosition(1, nRowNumber) as Label;
if (color == null)
{
throw new ArgumentException("行 " + nRowNumber.ToString() + " 的 Color Label 对象不存在", "nRowNumber");
}
Control edit = this._tableLayoutPanel_main.GetControlFromPosition(2, nRowNumber);
color.Tag = newState;
ResetColor(color, edit);
}
// 设置一行的状态
public void SetLineState(EditLine line, EditLineState new_state)
{
bool bNotified = false;
// 需要把其他事项的 Active 状态全部设置为 false
if (new_state.Active == true)
{
bNotified = ClearActiveState(line);
}
SetLineState(line.EditControl, new_state);
if (bNotified == false)
{
OnSelectionChanged(new EventArgs());
}
}
// 清除全部行的 Active 状态
public bool ClearActiveState(EditLine exclude = null)
{
bool bSelectionChanged = false;
for (int i = 0; i < this._tableLayoutPanel_main.RowStyles.Count; i++)
{
// 第一列
Label label_control = this._tableLayoutPanel_main.GetControlFromPosition(0, i) as Label;
if (label_control == null)
{
continue;
}
if (exclude != null)
{
if (label_control == exclude._labelCaption)
{
continue; // 跳过要排除的一行
}
}
#if NO
// 第二列
label_control = this._tableLayoutPanel_main.GetControlFromPosition(1, i) as Label;
if (label_control == null)
{
continue;
}
#endif
EditLineState state = GetLineState(i);
if (state != null && state.Active == true)
{
state.Active = false;
SetLineState(i, state);
bSelectionChanged = true;
}
}
if (bSelectionChanged)
{
this.OnSelectionChanged(new EventArgs());
}
return(bSelectionChanged);
}
// 获得当前具有输入焦点的一行
public virtual EditLine GetFocuedLine()
{
for (int i = 0; i < this._tableLayoutPanel_main.RowStyles.Count; i++)
{
// 第三列
Control edit_control = this._tableLayoutPanel_main.GetControlFromPosition(2, i);
if (edit_control != null &&
edit_control.Visible == true &&
edit_control.Enabled == true
// && edit_control.Focused == true
)
{
EditLineState state = GetLineState(i);
if (state != null && state.Active == true)
{
EditLine line = new EditLine(this, i);
return(line);
}
}
}
return(null);
}
void control_TextChanged(object sender, EventArgs e)
{
if (m_bInInitial == true)
{
return;
}
// this.label_barcode_color.BackColor = this.ColorChanged;
Control control = sender as Control;
EditLineState state = GetLineState(control);
if (state == null)
{
state = new EditLineState();
}
if (state.Changed == false)
{
state.Changed = true;
SetLineState(control, state);
}
this.Changed = true;
}
private void textBox_barcode_TextChanged(object sender, EventArgs e)
{
if (m_bInInitial == false)
{
// this.label_barcode_color.BackColor = this.ColorChanged;
Control control = sender as Control;
EditLineState state = GetLineState(control);
if (state == null)
state = new EditLineState();
if (state.Changed == false)
{
state.Changed = true;
SetLineDisplayState(control, state);
}
this.Changed = true;
}
}
void SetLineState(Control control, EditLineState newState)
{
SetLineState(this._tableLayoutPanel_main.GetCellPosition(control).Row, newState);
}
void ResetColor(Label color, Control edit)
{
EditLineState newState = color.Tag as EditLineState;
if (newState == null)
{
color.BackColor = this._tableLayoutPanel_main.BackColor;
return;
}
if (newState.Active == true)
{
if (this.ContainsFocus == true)
{
color.BackColor = SystemColors.Highlight;
Color focus_color = this.FocusedEditBackColor;
if (edit != null && edit.BackColor != focus_color)
{
edit.BackColor = focus_color;
}
return;
}
else
{
if (this.m_bHideSelection == false)
{
color.BackColor = ControlPaint.Dark(SystemColors.Highlight);
Color focus_color = ControlPaint.Light(this.FocusedEditBackColor);
if (edit != null && edit.BackColor != focus_color)
{
edit.BackColor = focus_color;
}
return;
}
}
}
#if NO
// 恢复原来的颜色
if (edit != null && edit.Tag != null)
{
Color back_color = (Color)edit.Tag;
if (edit.BackColor != back_color)
{
edit.BackColor = back_color;
}
}
#endif
if (edit != null)
{
if (edit is TextBox)
{
TextBox textbox = edit as TextBox;
if (textbox.ReadOnly == true && this.BackColor != Color.Transparent)
{
textbox.BackColor = this.BackColor;
}
else
{
edit.BackColor = _editBackColor;
}
}
else
{
edit.BackColor = _editBackColor;
}
}
if (newState.Changed == true)
{
color.BackColor = this.ColorChanged;
}
else
{
color.BackColor = this._tableLayoutPanel_main.BackColor;
}
}
// 设置一行的显示状态
void SetLineState(int nRowNumber, EditLineState newState)
{
Label color = this._tableLayoutPanel_main.GetControlFromPosition(1, nRowNumber) as Label;
if (color == null)
throw new ArgumentException("行 " + nRowNumber.ToString() + " 的 Color Label 对象不存在", "nRowNumber");
Control edit = this._tableLayoutPanel_main.GetControlFromPosition(2, nRowNumber);
color.Tag = newState;
ResetColor(color, edit);
}
void SetLineState(Control control, EditLineState newState)
{
SetLineState(this._tableLayoutPanel_main.GetCellPosition(control).Row, newState);
}
void control_Enter(object sender, EventArgs e)
{
//if (this.m_nInSuspend == 0)
{
Control control = sender as Control;
ClearActiveState();
EditLineState state = GetLineState(control);
if (state == null)
state = new EditLineState();
bool bSelectionChanged = state.Active == false;
// if (state.Active == false)
{
state.Active = true;
SetLineState(control, state);
}
if (bSelectionChanged)
this.OnSelectionChanged(new EventArgs());
}
}
// 设置一行的状态
public void SetLineState(EditLine line, EditLineState new_state)
{
bool bNotified = false;
// 需要把其他事项的 Active 状态全部设置为 false
if (new_state.Active == true)
{
bNotified = ClearActiveState(line);
}
SetLineState(line.EditControl, new_state);
if (bNotified == false)
OnSelectionChanged(new EventArgs());
}