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CustomFolderComboBox Class

The CustomFolderComboBox is a simple component that allows to display folders and drives in a combo box with its associated icons. It is kept with basic functionality to allow for further extension by the programmer. See ShellComboBox for an advanced component which derives from the CustomFolderComboBox.
Inheritance Hierarchy

Namespace:  Jam.Shell
Assembly:  ShellBrowser (in ShellBrowser.dll) Version: 6.2
Syntax
public abstract class CustomFolderComboBox : CustomEditComboBox

The CustomFolderComboBox type exposes the following members.

Constructors
  NameDescription
Protected methodCustomFolderComboBox
Default constructor of the CustomFolderComboBox base-class
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Properties
  NameDescription
Public propertyFont
Gets or sets the font of the text displayed by the control and adapts UseSystemFont is set to false.
(Inherited from CustomEditComboBox.)
Public propertyIsInitialized
Gets a value indicating whether the component is initialized.
(Inherited from CustomEditComboBox.)
Protected propertyOverlayTextBox
Provides access to the TextBox field of the control.
(Inherited from CustomEditComboBox.)
Public propertyShellAutoCompletionMode
This property controls the availability of the shells autocompletion mode, if set to FileSystem, Url or both, the ComboBox provides a TextField the user can type to. If disabled the default combobox behavior without editing functionality is used. Both, FileSystem and Url can be specified at once and are enabled by default. ShellAutoComplete.Url needs to be used to also provide autocompletion for UNC-Paths.
(Inherited from CustomEditComboBox.)
Public propertyShowFullPath
If set to true, the full path of the selected item is shown in the combobox
Public propertyUseSystemFont
Set this property to true if you want the component to utilize the default system font. It is also set to true if the UseSystemStyles property is set.
(Inherited from CustomEditComboBox.)
Public propertyUseSystemStyles
Use this property to turn on or off the usage of the system specific design, i.e. enable Vista visual styles of the explorer components.
(Inherited from CustomEditComboBox.)
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Methods
  NameDescription
Protected methodAdjustTextBoxSize
Adjusts the size of the edit field so that it is inside the combo box.
(Inherited from CustomEditComboBox.)
Public methodBeginInit
Signals the object that initialization is starting.
(Inherited from CustomEditComboBox.)
Protected methodCustomFolderComboDrawItemHandler
This is the event handler registered to DrawItem(Control, DrawItemEventArgs, Boolean) it displays the items as files or folders
Public methodEnableSystemStyles
Sets system specific behaviour, i.e. FullRowSelect in Vista and upwards.
(Inherited from CustomEditComboBox.)
Public methodEndInit
Signals the object that initialization is complete.
(Inherited from CustomEditComboBox.)
Protected methodOnCreateControl (Inherited from CustomEditComboBox.)
Protected methodOnHandleCreated
This event is triggered after the handle of the control was created.
(Inherited from CustomEditComboBox.)
Protected methodOnOverlayResize
This method is called from the OverlayTextBox.Resize Event. It calls the AdjusTextBoxSize method.
(Inherited from CustomEditComboBox.)
Protected methodOnShowOptionChanged
This method needs to be called if a a ShowOption changed.
Protected methodOnSizeChanged
This event is triggered after the size of the combobox changed. Fixes bug #4397.
(Inherited from CustomEditComboBox.)
Protected methodSetFont
Sets the font without adjusting other properties.
(Inherited from CustomEditComboBox.)
Protected methodUpdateOverlayTextBox
Updates the Text of the OverlayTextBox by either setting the items caption or the items path depending on the ShowFullPath property
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Events
  NameDescription
Public eventInitialized
Occurs when initialization of the component is completed.
(Inherited from CustomEditComboBox.)
Public eventShowOptionChangedEvent
Register to this event to get informed about an optionchange of the Show{...} properties.
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Extension Methods
  NameDescription
Public Extension MethodHandleNeeded
A Control extension method that ensures that the handle for a control is created.
(Defined by ExtensionMethods.)
Public Extension MethodScaledPixels
An extension method for controls: It scales the passed pixels according to the current dpi the control is displayed with.
(Defined by ExtensionMethods.)
Public Extension MethodScaleFont
A Control extension method that scales font according to the passed factor.
(Defined by ExtensionMethods.)
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See Also