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Internal reference management

Private static create member to create or re-create the handle

/ * GetRoomObjectById: Return object node of object in current room contents, * or NULL if it isn't there. */

Sets the background mode to the given mode argument, which can be either OPAQUE or TRANSPARENT. Returns the previous background mode.

* TODO: See if there's a way to avoid scanning * the source string twice. Then test to see * if it actually helps (remember that we're almost * al

* When zlib is unavailable, we should still be able to validate * uncompressed zip archives. That requires us to be able to compute * the CRC32 che

Returns the height of this rectangle (bottom - top).

/

Retrieves the value associated with the unnamed value for this key in the registry.

Sets a new validator for this control, can be 0. Cleans up the old validator

Restores the original GDI pen object to this DC.

/ * SafeFree: Free a pointer allocated by SafeMalloc. */

/ list_delete: Free the memory associated with a list, and return NULL. * One would typically do l = list_delete(l) to delete l. * Note that t

Returns true if a coordinate is within symmetric range (-range, range). Assumes range is positive.

/ * ExtractString: Retrieve a string from ptr and place it in str. * Extracts at most max_chars characters; returns -1 if length is bigger than th

Returns the year of this TDate.

/ * CalcRampXlat: Make pXlat a palette translation where the the byMask * part of the index is changed from byFromRamp to byToRamp. Other colors

Overriden to change the font to the GagdetWindow font

Restores the original GDI font object to this DC.

Change the style of a button. If redraw is true the button is redrawn. The style parameter can be one of the following: - \c \b BS_3STATE Creates

Returns a pointer to the output buffer content. No terminating null character is appended.

Reassembles any logical subset of filename parts. More than one part can be checked for by bitwise oring in the parameter p. See TFileName::TPart.

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Returns true if (Flags & ODS_DISABLED)==0; false otherwise.

Set the new window position. Changes the size of the window pointed to by x, y, w, and h. flags contains one of the SWP_Xxxx Set Window Position con

Return true if the TShellItem represents an item in the namespace

/ list_add_item: add a node with data field newdata to end of l. If l is NULL, * creates a new list and returns it. */

Read data, and (optionally) run it through the CRC. */

Adds str to the list box, returning its position in the list (0 is the first position). Returns a negative value if an error occurs. The list items ar

CalcBlendXlat: * Given a palette, writes all indices of the xlat. * Each index is the best fit for the blend of a fixed color and the palette * co

String overload

Inserts a new TTabItem at the specified index.

Copy the current level data to the temporary UNDO struct (UndoRecord) */

Add an UNDO entry only if the level data were modified after the prvious call to StartUndoRecording() */

/ * CalcHalfRampXlat: Make pXlat a palette translation where the the byMask * part of the index is changed from byFromRamp to byToRamp. Other col

/

Returns a pointer to the device data (const).

Return true if string is empty

Returns the month of this TDate.

Sets the keyboard focus to current window and activates the window that receives the focus by sending a WM_SETFOCUS message to the window. All future

/ * WindowBeginUpdate: Turn off redrawing for a list box so that it won't * flash as items are added. WindowEndUpdate should then be called after