/// <summary> /// Updates list content with information from the datasource /// </summary> protected virtual void UpdateDataSource() { if (Element != null && BindingContext != null && DataSource != null) { DataManager = (CurrencyManager)BindingContext[DataSource]; var container = GetItemsContainer(); for (var i = 0; i < DataManager.List.Count; ++i) { using (var item = CreateItem(i, DataManager.List[i])) container.InsertElement(item.Element, i); } // Force selected item update (needed to refresh caption in the dropdown) ProcessItemChanged(DataManager.Position); Element.Update(); } else { DataManager = null; } }
public BindingSource(object dataSource, string dataMember) { this.dataMember = string.Empty; this.raiseListChangedEvents = true; this.allowNewSetValue = true; this.addNewPos = -1; this.dataSource = dataSource; this.dataMember = dataMember; this._innerList = new ArrayList(); this.currencyManager = new System.Windows.Forms.CurrencyManager(this); this.WireCurrencyManager(this.currencyManager); this.ResetList(); this.listItemPropertyChangedHandler = new EventHandler(this.ListItem_PropertyChanged); this.WireDataSource(); }
public DataGridTableStyle(System.Windows.Forms.CurrencyManager listManager) { throw new NotImplementedException(".ctor"); }
protected internal override void Paint(System.Drawing.Graphics g, System.Drawing.Rectangle bounds, System.Windows.Forms.CurrencyManager source, int rowNum) { throw new NotImplementedException("Paint"); }
public static void RefreshData(this System.Windows.Forms.ListControl list) { System.Windows.Forms.CurrencyManager myCurrencyManager = (System.Windows.Forms.CurrencyManager)list.BindingContext[list.DataSource]; myCurrencyManager.Refresh(); }
protected internal override void Edit(System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool readOnly, System.String instantText, bool cellIsVisible) { throw new NotImplementedException("Edit"); }
protected internal override System.Object GetColumnValueAtRow(System.Windows.Forms.CurrencyManager lm, int row) { throw new NotImplementedException("GetColumnValueAtRow"); }
protected internal override bool Commit(System.Windows.Forms.CurrencyManager dataSource, int rowNum) { throw new NotImplementedException("Commit"); }
protected internal override void Paint(System.Drawing.Graphics g, System.Drawing.Rectangle bounds, System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Brush backBrush, System.Drawing.Brush foreBrush, bool alignToRight) { throw new NotImplementedException("Paint"); }
protected override void Edit(System.Windows.Forms.CurrencyManager source, int rowNum, System.Drawing.Rectangle bounds, bool breadOnly, string instantText, bool cellsVisible) { }
public void SetDataConnection(object dataSource, string dataMember) { if (!this.dataConnectionState[1]) { this.ResetDataConnectionState(); if (dataMember == null) { dataMember = string.Empty; } ISupportInitializeNotification notification = this.dataSource as ISupportInitializeNotification; if ((notification != null) && this.dataConnectionState[0x40000]) { notification.Initialized -= new EventHandler(this.DataSource_Initialized); this.dataConnectionState[0x40000] = false; } this.dataSource = dataSource; this.dataMember = dataMember; if (this.owner.BindingContext != null) { this.dataConnectionState[1] = true; try { this.UnWireEvents(); if (((this.dataSource != null) && (this.owner.BindingContext != null)) && (this.dataSource != Convert.DBNull)) { notification = this.dataSource as ISupportInitializeNotification; if ((notification != null) && !notification.IsInitialized) { if (!this.dataConnectionState[0x40000]) { notification.Initialized += new EventHandler(this.DataSource_Initialized); this.dataConnectionState[0x40000] = true; } this.currencyManager = null; } else { this.currencyManager = this.owner.BindingContext[this.dataSource, this.dataMember] as System.Windows.Forms.CurrencyManager; } } else { this.currencyManager = null; } this.WireEvents(); if (this.currencyManager != null) { this.props = this.currencyManager.GetItemProperties(); } else { this.props = null; } } finally { this.dataConnectionState[1] = false; } this.ResetCachedAllowUserToAddRowsInternal(); if (this.currencyManager != null) { this.lastListCount = this.currencyManager.Count; } else { this.lastListCount = -1; } } } }
public void Dispose() { this.UnWireEvents(); this.currencyManager = null; }