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WINGs: wpopupbutton add two functions to change the displayed item

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This patch is adding WMSelectPopUpButtonPreviousItem and
WMSelectPopUpButtonNextItem functions to the widget.
The WINGs lib version is bumped.
This commit is contained in:
David Maciejak
2026-01-24 16:42:11 -05:00
committed by Carlos R. Mafra
parent c82e6dad5c
commit 156841f80e
3 changed files with 56 additions and 2 deletions
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50
WINGs/wpopupbutton.c
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@@ -252,6 +252,56 @@ WMMenuItem *WMGetPopUpButtonMenuItem(WMPopUpButton * bPtr, int index)
return WMGetFromArray(bPtr->items, index);
}
int WMSelectPopUpButtonPreviousItem(WMPopUpButton * bPtr)
{
int testIndex;
CHECK_CLASS(bPtr, WC_PopUpButton);
if (bPtr->flags.pullsDown || bPtr->selectedItemIndex < 0)
return -1;
testIndex = bPtr->selectedItemIndex - 1;
while (testIndex >= 0 && !WMGetPopUpButtonItemEnabled(bPtr, testIndex))
testIndex--;
if (testIndex != -1) {
WMSetPopUpButtonSelectedItem(bPtr, testIndex);
if (bPtr->action)
(*bPtr->action) (bPtr, bPtr->clientData);
return testIndex;
}
return -1;
}
int WMSelectPopUpButtonNextItem(WMPopUpButton * bPtr)
{
int itemCount;
int testIndex;
CHECK_CLASS(bPtr, WC_PopUpButton);
if (bPtr->flags.pullsDown || bPtr->selectedItemIndex < 0)
return -1;
itemCount = WMGetArrayItemCount(bPtr->items);
testIndex = bPtr->selectedItemIndex + 1;
while (testIndex < itemCount && !WMGetPopUpButtonItemEnabled(bPtr, testIndex))
testIndex++;
if (testIndex != itemCount) {
WMSetPopUpButtonSelectedItem(bPtr, testIndex);
if (bPtr->action)
(*bPtr->action) (bPtr, bPtr->clientData);
return testIndex;
}
return -1;
}
static void paintPopUpButton(PopUpButton * bPtr)
{
W_Screen *scr = bPtr->view->screen;