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virtual |
Called by the framework when it needs to draw a calculator button
Override this function in a derived class in order to customize appearance of calculator buttons.
cmd can be one of the following enumerated values which corresponds to calculator buttons:
state can be one of three enumerated values:
pDC | A pointer to a device context. |
rect | Button's bounding rectangle. |
pButton | A pointer to button to be drawn. |
state | Button's state. |
cmd | Button's command. |
pCalculator | A pointer to a parent calculator. |