libui/common/control.c

102 lines
1.9 KiB
C

// 26 may 2015
#include "../ui.h"
#include "uipriv.h"
void uiControlDestroy(uiControl *c)
{
(*(c->Destroy))(c);
}
uintptr_t uiControlHandle(uiControl *c)
{
return (*(c->Handle))(c);
}
uiControl *uiControlParent(uiControl *c)
{
return (*(c->Parent))(c);
}
void uiControlSetParent(uiControl *c, uiControl *parent)
{
(*(c->SetParent))(c, parent);
}
int uiControlToplevel(uiControl *c)
{
return (*(c->Toplevel))(c);
}
int uiControlVisible(uiControl *c)
{
return (*(c->Visible))(c);
}
void uiControlShow(uiControl *c)
{
(*(c->Show))(c);
}
void uiControlHide(uiControl *c)
{
(*(c->Hide))(c);
}
int uiControlEnabled(uiControl *c)
{
return (*(c->Enabled))(c);
}
void uiControlEnable(uiControl *c)
{
(*(c->Enable))(c);
}
void uiControlDisable(uiControl *c)
{
(*(c->Disable))(c);
}
#define uiControlSignature 0x7569436F
uiControl *uiAllocControl(size_t size, uint32_t OSsig, uint32_t typesig, const char *typenamestr)
{
uiControl *c;
c = (uiControl *) uiprivAlloc(size, typenamestr);
c->Signature = uiControlSignature;
c->OSSignature = OSsig;
c->TypeSignature = typesig;
return c;
}
void uiFreeControl(uiControl *c)
{
if (uiControlParent(c) != NULL)
uiprivUserBug("You cannot destroy a uiControl while it still has a parent. (control: %p)", c);
uiprivFree(c);
}
void uiControlVerifySetParent(uiControl *c, uiControl *parent)
{
uiControl *curParent;
if (uiControlToplevel(c))
uiprivUserBug("You cannot give a toplevel uiControl a parent. (control: %p)", c);
curParent = uiControlParent(c);
if (parent != NULL && curParent != NULL)
uiprivUserBug("You cannot give a uiControl a parent while it already has one. (control: %p; current parent: %p; new parent: %p)", c, curParent, parent);
if (parent == NULL && curParent == NULL)
uiprivImplBug("attempt to double unparent uiControl %p", c);
}
int uiControlEnabledToUser(uiControl *c)
{
while (c != NULL) {
if (!uiControlEnabled(c))
return 0;
c = uiControlParent(c);
}
return 1;
}