When using a DataGrid in WPF, you need to convert its SelectedItem to DataRowViewHowever SelectedItem and selecteditems the selectionunit and SelectionMode of the DataGrid Two properties are changed when the values are differentOne: when datagrid.selectionunit = = Datagridselectionunit.fullrow, get the method of selecting one row and multiple lines:1 Select multi
The DataGrid in WPF is self-contained, and can be displayed with scroll bars when the content is not displayed. However, the DataGrid has been encountered in development and does not display scroll bars. Have encountered similar problems before, once again through the search, found to be the cause of StackPanel, hereby recorded.Please refer to the following text:
DataGrid Background code for the example1) The Entity Framework 6.1 reads the city information data from the S_city table in the database (local database)/test, reads the province information from the S_ province table, The anti-data is then displayed to a DataGrid on a window in WPF by way of binding. The specific code is as follows.Using system;using system.col
The row height of the DataGrid for WPF is either auto or fixed: But the trouble is that each row is the same height.The Loadingrow event of the DataGrid is required when you need to dynamically adjust the height of the row by content (mostly wrap-wrapped textbox or TextBlock).Refer to two pages:Http://stackoverflow.com/questions/9264398/how-to-calculate-
Small issues with the WPF DataGrid
1) when using the WPF DataGrid, although the mode used when binding data is twoway,
However, in actual use, the transmission of data has a certain delay because the interface input is too fast.This will sometimes cause exceptions. To solve this problem, we can call the function
Loading the data source of the DataGrid requires a lot of Io operations. It cannot be displayed on the UI only after all the data is read. Since you are not familiar with WPF data binding, you do not have much time to study observecollection and other content. You can only use some clever methods.
To set the data source of the DataGrid, you only need to modify th
[Go] the WPF DataGrid gets the value of a column in the selected row.
Method 1:DataRowView mySelectedElement = (DataRowView) dataGrid1.SelectedItem;String result = mySelectedElement. Row [0] ToString ();Method 2:Var a = this. dataGrid1.SelectedItem;Var B = a as DataRowView;String result = B. Row [0]. ToString ();
The wpf da
WPF DataGrid binding ComboBoxOne of the columns in the DataGrid in WPF is the ComboBox solves this problem for a lot of time, no nonsense about directly on the codeXAML Code={relativesource Ancestortype={x:type usercontrol},mode=findancestor}}>Xmal's code is finished. The following code is written in the background.The
Today, we used the WPF DataGrid and found a slightly hidden problem.
Http://social.msdn.microsoft.com/Forums/en-US/wpf/thread/5cc4f719-8b16-440b-ada9-657564f0097b/
In my try. DataGrid's parent container and super-parent containers must be grid. If any one of his ancestors is a container which is canvas or stackpanel, you will see the curous phenomena.
Tr
WPF: Setting normal and editing styles for datagridcolumn columns in the DataGridTime:2012-02-01 20:28Source:Blog ParkAuthor:Liu Yuan YuanClick:1570 times derived classes of the inheritance tree DataGridColumn of the 0:datagridcolumn type: generally datagridboundcolumn and datagridcomboboxcolumn are sufficient to satisfy the style of most columns, If you need to customize column styles, you can use the Datagridtemplatecolumn type. Before setting the c
WPF DataGrid A column with multiple bindings after the column sort is invalidated Share | 2011-07-14 10:59hdongq | view 1031 times reward: A column in the WPF DataGrid uses multiple bindings, but the column sort fails, and clicking on his list header cannot be sorted. The XAML is as follows:
To implement the same way of moving the WPF DataGrid as Excel, You need to override the OnPreviewKeyDown event of the DataGrid:
First, create a class ExDataGrid.
The Code is as follows: using System;Using System. Collections. Generic;Using System. Linq;Using System. Text;Using System. Windows. Controls;Using System. Windows. Input;Using System. Windows;
Namespace
with a proxy class for the VM through sourceproxy classFreezable can inherit DataContext even if they are not in the visual tree or the logical tree Public classbindingproxy:freezable {#regionOverrides of Freezableprotected OverrideFreezable Createinstancecore () {return NewBindingproxy (); } #endregion Public ObjectData {Get{return(Object) GetValue (Dataproperty); } Set{SetValue (dataproperty, value);} } Public Static ReadOnlyDependencyProperty Dataproperty =D
Search for WPF merged cells on the Web, has not been searched, no way, can only be done by themselves. Actually is the DataGrid sets the DataGrid, in order to facilitate support column drag, in the merged datagridcolumn that column of the header also put a DataGrid, but the merge of this continuous column supports only
operator, leftist, Join on LETF//Allow me to add.State, type, similar conversion, introduced in xmlns Common xmlns:com= "Clr-namespace:xxx.common",In In common, Cconvert class, the public class Statusconvert is defined to implement the IValueConverter interface: Public ObjectConvert (ObjectValue, Type TargetType,Objectparameter, System.Globalization.CultureInfo culture) { if(Value = =NULL) { returnvalue; } varresult = Clisthelper.statuslist. Where
The operation columns of the WPF DataGrid are similar to LinkButton and wpflinkbutton.
There is no LinkButton in WPF, so only the Button and style are used to implement the LinkButton.
The DataGrid operation column implements multiple buttons similar to LinkButton:
The specific implementation code is as follows:I was
In WPF, click the DataGrid, how do I get the row currently clicked?For example, in the MouseDoubleClick event, in fact the selected row is a DataRowView, you can use the following methods to get the data of the selected row, you need to refer to system. IO and System.Data;var a =this.exdatagrid.selectitem;var b= a as DataRowView;or Var b= (DataRowView) Exdatagrid.selectitemb["Filedname"]. ToString (); Where
In WPF, changing the color of the selected row is very simple, that is, using a trigger: for example, the DataGrid is used as an example: DataGrid. rowstyle style targettype = maid setterproperty = background value = white/style. triggers triggerproperty = ismouseover value = true setterproperty = background value = lightgray // trigger triggerprope
In
In the Delphi era, I do not like to edit the data directly on the Stringgrid, and if the entire ComboBox in this Drop-down selection box, it is simply troublesome.
After using WPF, I think it should be edited directly on the Stringgrid, otherwise, you will have to drag out a lot of TextBox and ComboBox out, then the DataGrid is left only the selected role.
The text is very say, ComboBox on the trouble, ho
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