private void btnYes_Click(object sender, EventArgs e) { int temp = getName(); int num = (int)Val(txtNumber.Text); if (num != 0) { if (temp == 0) { LsFoodForm.Instance().listViewSV.SelectedItems[0].SubItems[3].Text = num.ToString(); addItemToOrder(LsFoodForm.Instance().listViewSV, LsOrderForm.Instance().listViewSV); } else if (temp == 1) { LsDrinkForm.Instance().listViewSV.SelectedItems[0].SubItems[3].Text = num.ToString(); addItemToOrder(LsDrinkForm.Instance().listViewSV, LsOrderForm.Instance().listViewSV); } else if (temp == 2) { LsItemForm.Instance().listViewSV.SelectedItems[0].SubItems[3].Text = num.ToString(); addItemToOrder(LsItemForm.Instance().listViewSV, LsOrderForm.Instance().listViewSV); } } else { MessageBox.Show("Số lượng không thể bằng 0, Xin chọn số lượng", "Question", MessageBoxButtons.OK, MessageBoxIcon.Information); return; } return; }
protected internal static LsItemForm Instance() { if (_instance == null) { _instance = new LsItemForm(); } return(_instance); }
public void loadDV() { LsFoodForm.Instance().loadListType(0); LsDrinkForm.Instance().loadListType(1); LsItemForm.Instance().loadListType(2); LsOrderForm.Instance().loadDSDV(); }
private void btnItem_Click(object sender, EventArgs e) { if (!pnList.Controls.Contains(LsItemForm.Instance())) { pnList.Controls.Add(LsItemForm._instance); LsItemForm._instance.Dock = DockStyle.Fill; LsItemForm._instance.BringToFront(); LsItemForm._instance.Visible = true; } else { LsItemForm._instance.BringToFront(); LsItemForm._instance.Visible = true; } }
private int getName() { int x = -1; if (lblForm.Text.Equals(LsFoodForm.Instance().ToString())) { x = 0; } else if (lblForm.Text.Equals(LsDrinkForm.Instance().ToString())) { x = 1; } else if (lblForm.Text.Equals(LsItemForm.Instance().ToString())) { x = 2; } return(x); }