combobox

问题 I need to display the javafx tree table with values read from XML file. I am able to do it as shown below, I am able to add color to the combo box as shown But when I collapse the tree the color which is set still remains the same, as shown here How can I change it back to normal? This is the piece of code I tried for changing color to the combobox where dojColumn is a column to display "Status" dojColumn.setCellFactory(new Callback<TreeTableColumn<TestSet, String>, TreeTableCell<TestSet,

问题 I need to display the javafx tree table with values read from XML file. I am able to do it as shown below, I am able to add color to the combo box as shown But when I collapse the tree the color which is set still remains the same, as shown here How can I change it back to normal? This is the piece of code I tried for changing color to the combobox where dojColumn is a column to display "Status" dojColumn.setCellFactory(new Callback<TreeTableColumn<TestSet, String>, TreeTableCell<TestSet,

问题 Does anyone know of an example of how to display a PopUp on MouseOver of a ComboBoxItem? TIA EDIT: I know how to create, style and position the PopUp but not how to display it! I may be retired. 回答1: Before we start, could you just use a tooltip? otherwise, style the ComboBoxItem's control telmplate, include your popup in the style positioned where you want but set the Isopen property to false. Use a trigger on mouse over to set your popup's IsOpen property to true. here is an example of

问题 Does anyone know of an example of how to display a PopUp on MouseOver of a ComboBoxItem? TIA EDIT: I know how to create, style and position the PopUp but not how to display it! I may be retired. 回答1: Before we start, could you just use a tooltip? otherwise, style the ComboBoxItem's control telmplate, include your popup in the style positioned where you want but set the Isopen property to false. Use a trigger on mouse over to set your popup's IsOpen property to true. here is an example of

问题 I'm trying to add options to a combo box in a userform. When I run the code, Excel doesn't give any errors, however when the userform shows up it doesn't display the entities I have added to the combobox previously. That is, when I click on the combobox, it doesn't show any options, only one blank row, as if no items were added to it. Here is the code I'm using: Private Sub UserForm_Initialize() ComboBox1.AddItem "xxx" ComboBox1.AddItem "yyy" ComboBox1.AddItem "zzz" End Sub I am using the

问题 I'm working on a GUI that allows the user to manipulate xml files. I display the xml file in a datagridview organized neatly by columns through xml elements. I allow the user to add columns as an extention on my project. The column gets added to the dataset table, then updated to the datagridveiew that I use to display the xml file in. I've included the ability for the user to add a combobox column to select choices instead of entering them in constantly like.. true or false. However, that is

问题 I am binding combobox with datasource, displaymember, valuemember. It is working fine in my computer but it is not working in clients pc. Following is my source code: cbxAlloyBinding method is called from the Constructor of the UserControl. private void cbxAlloyBinding() { DataTable dt = new DataTable(); SqlDataAdapter adp = new SqlDataAdapter("SELECT alloyName,alloyId FROM alloy", con); adp.Fill(dt); if (dt.Rows.Count > 0) { cbxMetal.DisplayMember = "alloyName"; cbxMetal.ValueMember =

问题 I am binding combobox with datasource, displaymember, valuemember. It is working fine in my computer but it is not working in clients pc. Following is my source code: cbxAlloyBinding method is called from the Constructor of the UserControl. private void cbxAlloyBinding() { DataTable dt = new DataTable(); SqlDataAdapter adp = new SqlDataAdapter("SELECT alloyName,alloyId FROM alloy", con); adp.Fill(dt); if (dt.Rows.Count > 0) { cbxMetal.DisplayMember = "alloyName"; cbxMetal.ValueMember =

问题 Background: I have a Forms.ComboBox with a DropDownStyle = DropDown . I don't use AutoComplete , but I implemented something similar which does not only filter the beginning of the text, but uses a regular expression and shows all items which match the text entered. This works fine. However, when I type the first letter of a matching item, the ComboBox falls back to its original behavior and sets DroppedDown = true and auto selects the first entry and completes the text to match the selected

问题 Background: I have a Forms.ComboBox with a DropDownStyle = DropDown . I don't use AutoComplete , but I implemented something similar which does not only filter the beginning of the text, but uses a regular expression and shows all items which match the text entered. This works fine. However, when I type the first letter of a matching item, the ComboBox falls back to its original behavior and sets DroppedDown = true and auto selects the first entry and completes the text to match the selected