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Alphabetical index of format codes

The following table provides a list and summary of the special format codes. Details are given in Input and output Hypertext windows. A reference guide is presented in Format code reference.


Accelerator key format.


Absolute positioning of next control


Attach window format.


Button colour format - specifies the colour of the next %bt - Button button.


Specifies all four window borders individually.


Switch to bold font.


Background colour format.


Bubble help format.


Supply an icon for the next button.


Allow a right mouse click to be used on the next %bt - Button button.


Bitmap format draws a bitmap.


Bar format - draws a horizontal or vertical bar which is partially filled with a user-selected colour.


Button format - defines a button with text.


Hierarchical tree-view, alternative to %tv - Tree Control.


Adds a raised grey bar to a tool bar.


Caption format - defines the title of a dialog box.


Box close format - closes a box opened by %ob - Open Box.


Closure control format - provides a link to a call-back function by which the user controls the action to be taken when a window is closed.


Child window format - inserts a child window.


Displays a colour palette.


Centring format - forces everything which follows it, up to the next new line or form-feed character, to be centred in the window.


Control option format - used to modify subsequent %rd - Edit Integer, %rf - Edit Floating Point, and %rs - Edit String boxes.


Establishes a cursor for the next control in a format.


Control variable format.


Embeds a ClearWin window.


Establishes a default cursor for the window.


Increase/decrease button for an integer.


Disables some other window while the current window is active.


Increase/decrease button for a floating point value.


Allows a call-back function to be called at regular intervals via a timer.


Parameter box format.


Drag and drop.


Owner draw box format - provides owner draw boxes.


Provides a vertical displacement by a non-integral number of character depth units.


Edit box format - presents a edit box in which a text file is displayed and modified.


Inserts an editable combo box.


Parameter box format.


Equation format - inserts a mathematical equation in a window.


Escape format - causes the program to exit when the Escape key is pressed.


Exit Windows format - provides a call-back function which is called when the user shuts down.


Remember current font for subsequent buttons.


To set the font to the default Windows 95 font.


Form feed. Move down to below any existing controls.


Font handle - use a font created by the API function CreateFont.


Floating point limit format - specifies the lower and upper limits for subsequent %rf formats.


Font name format - selects a font for subsequent text.


Parameter box format.


MDI frame format - defines a frame to contain child windows attached by %aw.


File selection format - specifies the working directory and file filter for subsequent file open call-backs.


File filter format - specifies filter information for subsequent file open call-backs.


Gang format - enables radio buttons and/or bitmap buttons to be ganged together so that if one is switched on the others are switched off.


Group box for use with %wi - Window designer


Programmer's grid format - supplies a temporary grid to help with the positioning of controls.


Get font handle format.


Draws a (possibly animated/transparent) GIF image.


Get window position format - used to get the current co-ordinates of the window position.


Graphics format - provides a rectangular area for Silverfrost graphics routines.


Help format - specifies the location of help information.


Hypertext document attachment.


Obtains the window handle of the format window.


Attaches a horizontal scroll bar to the next control.


Image bar - a replacement format for %tb - Bitmap Button.


Icon format - draws an icon.


To identify a button..


Initial focus format - specifies that the next control will have the initial focus.


Integer limit format - specifies the lower and upper limits for subsequent %rd - Edit Integer formats.


Switch to italic font.


Obtain the control handle.


LED format - displays a round LED (a coloured disk with a black border).


List box format


Listview format


Leave window open format - allows winio@ to return without closing the window that it creates.


Multi-button toolbar.


Message format - provides a call-back function for a given Windows message.


Minimise icon format - supplies the name of an icon resource to be used if the window is minimised.


Menu format - used to attach a menu to the window.


Defines a multi-selection box that stores its settings in an array. Similar to %ls - List Box (or Combo Box)


Move format - provides a call-back function that is to be called when the user moves or resizes the window.


New class name format - provides a specified class name for the application.


Never-down format - prevents controls from sliding down when sizing a window.


New line


Never-right format - prevents controls from sliding to the right when sizing a window.


Disable screen saver.


To change certain properties of an existing window..


Box open format - defines the top left hand corner of a rectangular box into which subsequent objects are to be placed until a corresponding %cb - Close Box format is encountered.


Graphics format - provides a rectangular area for OpenGL graphics routines


Parameter box format.


Is used to insert a Sterling pound symbol '£' regardless of editor mode.


Supplies a popup menu so that when the right mouse button is pressed in the main window a menu appears.


Property sheet - layer windows to produce a card index style.


Pivot format - used to create a pivotal point for any subsequent re-sizing of the window.


Radio button format - defines a radio button or check box with text supplied directly.


Integer input format - creates an edit box and displays an integer that can be updated.


Creates an multi-line edit box.


Floating point input format - creates an edit box and displays a floating point value that can be updated.


Right justifying format - forces everything which follows it, up to the next new line or form-feed character, to be right justified in the window. A window margin, if any, is still applied.


Read message format - Provides the name of a call-back function to handle messages from another ClearWin+ application.


Relative position format - Sets the position of the next control relative to the current position.


Character string input format - creates an edit box and displays a character variable (i.e. a string) that can be updated.


Start-up call-back. Causes a call-back to be called once when a window is opened - useful for drawing initial %gr - Graphics Region data.


Subscript text format.


Standard font format - resets to default text attributes after use of any combination of %bf - Bold Font, %it - Italic, %ul - Underlined, %fn - Font, and %ts - Text Size.


Used with property sheet format.


Standard icon format - defines a standard icon that is to be placed to the left of the block of text that follows the descriptor.


Produces a slider control using a floating point variable to determine its position.


System menu format.


Set window position format - used to initialise the position of the window on the screen.


Allows the settings of selected controls to be auto saved and loaded from an INI file.


Variable string format - lays a string out in a field of n characters. The string is re-drawn each time the window is renewed.


Superscript text format.


Allows the program to become a screen saver executable.


Style format - changes the style of a window.


Size window format.


Insert tab 8-character intervals or to predefined tab stops. See %tl - Tab Locations.


Bitmap button and toolbar format - defines a bit mapped button or a whole tool-bar.


Sets the colour of subsequent text.


Bubble help in the form of a 'Tool tip'.


To provide a taskbar icon in the system tray.


Sets up tab locations for use with %ta.


Parameter box format.


Text size format - used to scale the text font size either up or down.


Textual toolbar format.


Hierarchical tree - type view


Displays an array of text in a rectangular region, defined by its parameters.


Underline text.


Parameter box format.


User window allows windows code to be interfaced to ClearWin+.


Attaches a vertical scroll bar to the next control.


Web browser.


Character output.


Integer output.


Floating point output in exponent form.


Floating point output in decimal form.


Floating point output in decimal or exponent form.


To allow interactive window design.


Supplies the name of a wallpaper bitmap which is used as a back drop to its contents.


Character string output.


Window control format - causes the resultant window to look like a normal application window, rather than a dialog window.


Hexadecimal integer output.



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