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Available in LEADTOOLS Document and Medical Imaging toolkits. |
L_AnnSetAutoMenuItemEnable
#include "l_bitmap.h"
L_LTANN_API L_INT L_AnnSetAutoMenuItemEnable(hObject, nObjectType, uItem, uEnable, uFlags, pUserList)
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HANNOBJECT hObject; |
/* handle to the annotation object */ |
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L_INT nObjectType; |
/* type of annotation object */ |
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L_UINT uItem; |
/* constant for the specified item */ |
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L_UINT uEnable; |
/* flag that indicates whether to enable or disable an item */ |
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L_UINT uFlags; |
/* flags that determine which objects to process */ |
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L_TCHAR *pUserList; |
/* character string that contains the user list */ |
Enables or disables a menu item for one or more annotation objects.
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Parameter |
Description |
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hObject |
Handle to the annotation object. |
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nObjectType |
Constant that specifies an object's type. If hObject is an automation object, the specified menu item for all objects of type nObjectType will be enabled or disabled. For descriptions of possible object types, refer to Types of Annotations. |
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uItem |
Constant that specifies the menu or dialog box item to enable or disable. For lists of constants and their default values, refer to the following: |
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uEnable |
Flag that indicates whether to enable or disable the specified item. Possible values are: |
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Value |
Meaning |
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ANNMENU_ENABLED |
Enable the menu item. |
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ANNMENU_DISABLED |
Disable the menu item. |
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ANNMENU_DEFAULT |
Enable or disable the menu item, based on the setting for the object type. |
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uFlags |
Flags that determine which objects to process. Most of the flags apply only to container objects. You can combine values when appropriate by using a bitwise OR ( | ). The following are valid values: |
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Value |
Meaning |
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0 |
Process only the specified object. |
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ANNFLAG_SELECTED |
[0x0001] Process only objects that have the selected property set to TRUE. For getting and setting the selected property, use the L_AnnGetSelected and L_AnnSetSelected functions. |
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ANNFLAG_NOTTHIS |
[0x0004] Process only one level of objects within the specified container, not the container itself. If there are containers within the container, they are modified, but the objects within them are not. |
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ANNFLAG_RECURSE |
[0x0008] Process objects within a container, and within any subcontainers, down to any level. |
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ANNFLAG_NOTCONTAINER |
[0x0002] (Used with ANNFLAG_RECURSE) Process objects within containers, not the containers themselves. |
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ANNFLAG_NOINVALIDATE |
[0x0010] Do not invalidate the affected rectangle in the window. Use this to avoid generating unwanted paint messages. |
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ANNFLAG_USER |
[0x0040] Process only those objects that have a user included in pUserList. If pUserList is NULL, process only those objects that do not have an associated user. |
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pUserList |
Character string that contains the list of users associated with the specified object. pUserList has the form "User1,User2,,UserN". This must be a NULL terminated string with user names separated by a comma. This parameter is valid only if ANNFLAG_USER is set in uFlags. |
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Returns
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SUCCESS |
The function was successful. |
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< 1 |
An error occurred. Refer to Return Codes. |
Comments
By default, all automation menu items that are not NULL are displayed.
If an automation menu item is NULL, that menu item will not be displayed, even if the menu item has been enabled using this function.
The menu item strings are changed using the L_AnnSetAutoText function.
Menu items can be enabled or disabled for one or more than one object, depending on the object passed in the hObject parameter. The following table indicates the possible options:
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Menu Item String |
Status |
hObject |
nObjectType |
Result |
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NULL |
Enabled |
Annotation or automation |
Any type |
Menu item is not displayed. |
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NULL |
Disabled |
Annotation or automation |
Any type |
Menu item is not displayed. |
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Not NULL |
Disabled |
Automation object |
ANNOBJECT_XXX |
Menu item is not displayed for all objects of type ANNOBJECT_XXX. |
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Not NULL |
Disabled |
Automation object |
ANNOBJECT_ALL |
Menu item is not displayed for all objects. |
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Not NULL |
Enabled |
Automation object |
ANNOBJECT_XXX |
Menu item is displayed for all objects of type ANNOBJECT_XXX. |
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Not NULL |
Enabled |
Automation object |
ANNOBJECT_ALL |
Menu item is displayed for all objects. |
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Not NULL |
Disabled |
Annotation object |
Ignored |
Menu item is not displayed for the specified object, based on the value of uFlags. |
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Not NULL |
Enabled |
Annotation object |
Ignored |
Menu item is displayed for the specified object, based on the value of uFlags. |
Required DLLs and Libraries
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LTANN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64.
See Also
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Functions: |
L_AnnGetAutoMenuItemEnable, L_AnnSetAutoText, L_AnnGetAutoText, L_AnnGetAutoMenuState, L_AnnSetAutoMenuState, L_AnnSetAutoHilightPen, L_AnnSetAutoSnapCursor, L_AnnGetAutoSnapCursor |
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Topics: |
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Example
L_INT AnnSetAutoMenuItemEnableExample(HANNOBJECT hAutoObject)
{
L_INT nRet;
L_UINT Enable;
nRet = L_AnnGetAutoMenuItemEnable(hAutoObject, ANNOBJECT_ALL, ANNAUTOTEXT_MENU_CUT, &Enable);
if(nRet != SUCCESS)
return nRet;
if (Enable == ANNMENU_ENABLED)
{
MessageBox(NULL, TEXT("Menu item is enabled. It will now be disabled."), TEXT(""), MB_OK);
nRet = L_AnnSetAutoMenuItemEnable(hAutoObject, ANNOBJECT_ALL, ANNAUTOTEXT_MENU_CUT, ANNMENU_DISABLED, 0, NULL);
if(nRet != SUCCESS)
return nRet;
}
else if (Enable == ANNMENU_DISABLED)
{
MessageBox(NULL, TEXT("Menu item is disabled. It will be enabled."), TEXT(""), MB_OK);
nRet = L_AnnSetAutoMenuItemEnable(hAutoObject, ANNOBJECT_ALL, ANNAUTOTEXT_MENU_CUT, ANNMENU_ENABLED, 0, NULL);
if(nRet != SUCCESS)
return nRet;
}
else
{
MessageBox(NULL, TEXT("Menu item is using its default behavior. It will be disabled."), TEXT(""), MB_OK);
nRet = L_AnnSetAutoMenuItemEnable(hAutoObject, ANNOBJECT_ALL, ANNAUTOTEXT_MENU_CUT, ANNMENU_DISABLED, 0, NULL);
if(nRet != SUCCESS)
return nRet;
}
return SUCCESS;
}