ShowHueDlg method (LEADDlgColor Control)
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Builder Syntax |
int ShowHueDlg(TWinControl* AOwnerCtrl ); |
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Delphi Syntax |
Function ShowHueDlg (AOwnerCtrl: TWinControl ): L_INT; |
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Overview |
Refer to Using Imaging Common Dialogs. |
Remarks
Displays the Hue dialog box, and gets the options for the Hue Method.
The layout and action of the dialog depends on the flags set in the DlgFlags property. Possible options are:
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Value |
Meaning |
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DLG_HUE_AUTOPROCESS |
[$00000001] Process the image on OK. The LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method. |
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DLG_HUE_SHOW_CONTEXTHELP |
[$00000002] Dialog should contain a context sensitive help icon. |
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DLG_HUE_SHOW_PREVIEW |
[$00000004] Show a preview of the image in the dialog. The LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method. |
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DLG_HUE_SHOW_TOOL_ZOOMLEVEL |
[$00000008] Show the "Zoom to fit" and "Zoom Normal" toolbar buttons. The DLG_HUE_SHOW_PREVIEW flag must be set in order to show these buttons. |
If you include DLG_HUE_AUTOPROCESS or DLG_HUE_SHOW_PREVIEW in the DlgFlags property, the LEADImage property must be assigned a Main Control containing a valid bitmap before calling this method.
The following property is associated with this dialog:
Angle property
To include a Help button in the dialog, set the ShowHelpButton property to TRUE.
The Hue dialog can be seen below:
See Also
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Elements: |
Hue Method, Angle property, ShowHelpButton property, ZoomToFit Property, DlgFlags property, EnableMethodErrors property. |
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Topics: |