getcolumn

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Client of Java small project ordering system (1)

= new queue list (); Model = new SuggestTabelModel (cellData, headers); table = new JTable (model); jscrollPane = new JScrollPane (table); jscrollPane. setPreferredSize (new Dimension (340,270); enterButton = new JButton ("add menu"); enterButton. setPreferredSize (new Dimension (); add (jscrollPane); add (enterButton); enterButton. addActionListener (this); // The Center shows DefaultTableCellRenderer r = new DefaultTableCellRenderer (); r. setHorizontalAlignment (JLabel. CENTER); t

Example of table headers with icons

", "hot "}};Return data;} Public static string [] getcolumn (){If (column = NULL ){Column = new string [] {"cat", "dog "};}Return column;} Public animatediconheaderexample (){Super ("animatediconheader example "); Imageicon [] icons = {New imageicon ("images/3-119.gif "),New imageicon ("images/3-6.gif ")}; Defaulttablemodel model = new defaulttablemodel (){Public int getcolumncount (){Return getcolumn (). l

How to display and hide columns in jtable (custom public class)

/** To change this template, choose tools | templates* And open the template in the editor.*/Package comm. swingcomm; Import javax. Swing. jtable;Import javax. Swing. Table. tablecolumn; /*** Jtable control public control class* @ Author http://www.my400800.cn*/Public class jtablecomm { /** * Hide the specified column of the specified jtable * @ Param table specify jtable * @ Param column specify column */ tablecolumn Tc = table. gettableheader (). getcolumnmodel ().

Export files to download Xls files

();Int ValueCount = 0;Using (var cn = new OleDbConnection (cnStr )){Cn. Open ();String SQL = "SELECT * FROM" + tableName;OleDbDataAdapter da = new OleDbDataAdapter (SQL, cn );Da. Fill (dTab );For (int I = 0; I {AppEntity. Record row = En. Create ();Foreach (DataColumn column in dTab. Columns){String value = dTab. Rows [I] [column]. ToString ();String ColumnName = column. ColumnName;If (Doublequotes = "N "){Value = value. Trim ('"');}If (En. GetColumn

Eclipse + Tomcat for MySQL database connection

makeconnection () throws exception {Class. forname (mydriver). newinstance ();Myconn = drivermanager. getconnection (myurl );}Public abstract void cleanup () throws exception;Public void takedown () throws exception {Cleanup ();Myconn. Close ();}}Create a dbbean file in the same way. The dbbean file code is as follows:Package test; Import Java. SQL. resultset; Import Java. SQL. statement; // dbbean inherits data from sqlbean for data retrieval public class dbbean extends sqlbean { String My

Java file dialog box filters specific file types sample _java

"); Gridbagconstraints Gbc_extnamefield = new Gridbagconstraints (); Gbc_extnamefield.insets = new Insets (0, 0, 5, 0); Gbc_extnamefield.fill = Gridbagconstraints.horizontal; Gbc_extnamefield.gridx = 1; Gbc_extnamefield.gridy = 1; Panel.add (Extnamefield, Gbc_extnamefield); Extnamefield.setcolumns (10); JScrollPane ScrollPane = new JScrollPane (); Contentpane.add (ScrollPane, Borderlayout.center); Table = new JTable (); Table.setautoresizemode (Jtable.auto_resize_off); Table.setm

Tables (3)

editablecolorcolumn {/*** @ Param ARGs */public static void main (string [] ARGs) {// todo auto-generated method stub runnable runner = new runnable () {public void run () {color choices [] = {color. red, color. orange, color. yellow, color. green, color. blue, color. magenta}; combotablecellrenderer Renderer = new combotablecellrenderer (); jcombobox ComboBox = new jcombobox (choices); ComboBox. setrenderer (Renderer); tablecelleditor editor = new defaultcelleditor (ComboBox); jframe frame = n

Magento1 adding thumbnails to the Product gird table

Data-id= "1190000005009304" data-license= "CC" > 1、在Girid.php添加:$this->addColumn('image',array( 'header' => Mage::helper('employee')->__('Image'), 'align' => 'center', 'index' => 'image',/*数据库中存储图片的字段名称*/ 'renderer' => 'Namespace_ModelName_Block_Adminhtml_Template_Grid_Renderer_Image',));2、创建文件Namespace/ModelName/Block/Adminhtml/Template/Grid/Renderer/Image.phpclass Namespace_ModelName_Block_Adminhtml_Template_Grid_Renderer_Image extends Mage_Adminhtml_Blo

Use cells to draw two java tables

(Color (0x2d7e89 setFont (Font ("", Font. PLAIN, 15 tables. getTableHeader (). setBackground (Color (0x2d7e89 DefaultTableCellRenderer cellRender = serialVersionUID =-incluisselected, hasFocus, row, setBackground (Color (0x6EBBCA setBorder (MatteBorder, color (0x1A2730 setBackground (Color (0 xDCEBED setText (value = )? "" SetFont (Font ("", Font. BOLD, 14 table. setDefaultRenderer (Object. table. setShowGrid (table. setShowHorizontalLines (table. setBackground (Color (0 xDCEBED table. setInter

Java displays files of the specified type

(CaretEvent e) {do_extNameField_caretUpdate (e) ;}}); extNameField. setText (". gif); GridBagConstraints gbc_extNameField = new GridBagConstraints (); gbc_extNameField.insets = new Insets (0, 0, 5, 0); gbc_extNameField.fill = GridBagConstraints. HORIZONTAL; gbc_extNameField.gridx = 1; gbc_extNameField.gridy = 1; panel. add (extNameField, gbc_extNameField); extNameField. setColumns (10); JScrollPane scrollPane = new JScrollPane (); contentPane. add (scrollPane, BorderLayout. CENTER); table = new

Java implementation displays files of the specified type _java

"}) { /** * */ Private static final long serialversionuid = 5274214559103654856L; boolean[] Columneditables = new boolean[] {false, False, false}; public boolean iscelleditable (int row, int column) { return Columneditables[column]; } }); Table.getcolumnmodel (). GetColumn (0). Setpreferredwidth (220); Table.getcolumnmodel (). GetColumn (1). Setpreferredwidth (85); Table.getcolumnmodel ().

Exporting CListCtrl controls to Excel files

CListCtrl the properties of the column can be obtained by using the bool Clistctrl::getcolumn (int ncol, lvcolumn* pcolumn), ncol the column ordinal to obtain the property value, Pcolumn to Lvcolumn The pointer to the structure body. The UINT mask in the lvcolumn structure, as input, determines which properties to return, and if the mask value contains Lvcf_text, the first address pointer of the string cache needs to be placed into the LPTSTR psztext

A detailed introduction to JTable

= null;JTable table= New JTable (p,n);Table.setpreferredscrollableviewportsize (New Dimension (550,30));Table.setautoresizemode (Jtable.auto_resize_subsequent_columns);Using the Getcolumnmodel () method in JTable to obtain the Tablecolumnmodel object, and then using the GetColumn () method defined by the Tablecolumnmodel interface to fetch the TableColumn object, You can control the width of a field by using the Setpreferredwidth () method of this obj

C ++ Method for reading EXECL table data

Reading the content of an EXCEL table with C ++ is a very troublesome task. Today I read the content of the EXCEL table with CStringArray mentioned in "VC ++", which is really good. This format is usually used to convert an EXCEL file into a CSV file as a format for data interaction between different programs ). Then, use the C ++ program to read CSV files. There are two main classes: class CRow{Private:CStringArray * _ row;Public:CRow (CStringArray * row );Int getColumnCount (void );CString

Common Pb DW Functions

the beginning. This function returns a long integer that indicates the row number of the first highlighted row starting from rownumber. If the request fails, 0 is returned. 7. Scroll rows If a row of data is inserted at the end of datawindow, and the current row is in the center of datawindow, This insertion may not be noticed by users. To change this situation, you can scroll to the end of datawindow to discover new changes. To scroll a row, you can use the scrolltorow () function.Syntax forma

Use the swing jtable class to make the data look clean.

. setselectionforeground (color. White); you can also hide the cell's square coordinate line, as shown below:Example: Table. setshowhorizontallines (false); table. setshowverticallines (false );Figure A shows a jtable that hides its horizontal coordinate line. Figure Column widthThe jtable component has several table-controlled features.Class and interface. Tablecolumn keeps track of the column width and adjusts the column size, including the maximum and minimum widths. Tablecolumnmodel managesT

Two tips for window operations in Pb

// Find the row that best matches the input data in the drop-down data window If ls_type = "Number" then Do until ll_count> child. rowcount () Ll_mthrow = Child. getitemnumber (ll_count, ls_col_name) If left (string (ll_mthrow), Len (ls_search) = ls_search then Ll_searchrow = ll_count Exit Else Ll_count = ll_count + 1 End if Loop Else Do until ll_count> child. rowcount () Ll_mthtext = Child. getitemstring (ll_count, ls_col_name) If left (FIG, Len (ls_search) = ls_search then Ll_searchrow = ll_c

Micro-level of JTable usage (specific operations)

. TableColumnModel manages the TableColumns set and column selection. To set a column To set a reference for the model of the table column. Then, obtain the desired TableColumn and call its setPreferredWidth () method:TableColumncolumn = table. getColumnModel (). getColumn (0 );Column. setPreferredWidth (100 ); When you drag and drop a column, the column index does not change. The getColumn (0) method will

Fully explore Java Excel API usage (2)

. For example: Jxl. Workbook RWB = jxl. Workbook. getworkbook (new file (sourcefile ));Jxl. Sheet rs = RWB. getsheet (0 );Int rscolumns = Rs. getcolumns (); 3) Cell [] getColumn (int column) Obtains all cells in a column and returns an array of cell objects. For example: Jxl. Workbook RWB = jxl. Workbook. getworkbook (new file (sourcefile ));Jxl. Sheet rs = RWB. getsheet (0 );Cell [] Cell = Rs.

About cell color settings in jtable

"); ComboBox. additem ("Logistics Department "); ComboBox. additem ("Finance Department "); // Tablecolumn is used to edit attributes of a column in a table. Tablecolumn = table. getcolumn ("Department "); // Use the setcelleditor () method in the tablecolumn class to set the cell Editor // The defaultcelleditor class can set cells in the table as drop-down boxes. Tablecolumn. setcelleditor (NewDefaultcelleditor (ComboBox )); // Defaulttablecellre

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