GDI32.DLL Handy Interfaces

Posted: 2019-09-19
By: AndreaTincani
Viewed: 247

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VB6 Windows API, VB6 Miscellaneous, VB6 Code Cache

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This is a short list of handy interfaces available in GDI32.DLL, with a link to an example usage of each one.

This is by no means an exhaustive or complete list, rather it's a short list of items to demonstrate a few things you can do with GDI32.

API	Sample Code
BitBlt	Create a Form with tiled picture Background Copy what you see in the Screen or in a Form into the clipboard
CombineRgn	Create Custom ToolTips with multiline text and Balloon shape
CreateCompatibleBitmap	Copy what you see in the Screen or in a Form into the clipboard
CreateCompatibleDC	Create a Form with tiled picture Background Copy what you see in the Screen or in a Form into the clipboard
CreateDCA	Copy what you see in the Screen or in a Form into the clipboard
CreateFontIndirectA	Create Custom ToolTips with multiline text and Balloon shape
CreatePolygonRgn	Create Custom ToolTips with multiline text and Balloon shape
CreateRectRgn	Create Custom ToolTips with multiline text and Balloon shape
CreateRoundRectRgn	Create Custom ToolTips with multiline text and Balloon shape
CreateSolidBrush	Create a Form with a Faded Background Show/Hide a Form with an Explode/Implode animation
DeleteDC	Create a Form with tiled picture Background Copy what you see in the Screen or in a Form into the clipboard
DeleteObject	Create a Form with a Faded Background Create a Form with tiled picture Background Create Custom ToolTips with multiline text and Balloon shape Show/Hide a Form with an Explode/Implode animation
FillRgn	Create Custom ToolTips with multiline text and Balloon shape
FrameRgn	Create Custom ToolTips with multiline text and Balloon shape
GetObjectA	Create a Form with tiled picture Background
GetStockObject	Create Custom ToolTips with multiline text and Balloon shape
Rectangle	Show/Hide a Form with an Explode/Implode animation
SelectObject	Create a Form with tiled picture Background Create Custom ToolTips with multiline text and Balloon shape Copy what you see in the Screen or in a Form into the clipboard
SetBkColor	Show/Hide a Form with an Explode/Implode animation
SetBkMode	Create Custom ToolTips with multiline text and Balloon shape
SetTextColor	Create Custom ToolTips with multiline text and Balloon shape

Special Instructions

This code originally appeared on AndreaVB.com, and has been republished here with the permission of Andrea Tincani.

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