void iupTabsCheckCurrentTab(Ihandle* ih, int pos, int removed)
{
int cur_pos = iupdrvTabsGetCurrentTab(ih);
if (cur_pos == pos)
{
int p;
/* if given tab is the current tab,
then the current tab must be changed to a visible tab */
Ihandle* child;
/* this function is called after the child has being removed from the hierarchy,
but before the system tab being removed. */
p = 0;
if (removed && p == pos)
p++;
for (child = ih->firstchild; child; child = child->brother)
{
if (p != pos && iupdrvTabsIsTabVisible(child, p))
{
iupdrvTabsSetCurrentTab(ih, p);
return;
}
p++;
if (removed && p == pos)
p++; /* increment twice to compensate for child already removed */
}
}
}
static void motTabsChildRemovedMethod(Ihandle* ih, Ihandle* child)
{
if (ih->handle)
{
Widget child_manager = (Widget)iupAttribGet(child, "_IUPTAB_CONTAINER");
if (child_manager)
{
int cur_pos, pos;
Widget tab_button = (Widget)iupAttribGet(child, "_IUPMOT_TABBUTTON");
cur_pos = iupdrvTabsGetCurrentTab(ih);
pos = iupAttribGetInt(child, "_IUPMOT_TABNUMBER"); /* did not work when using XtVaGetValues(child_manager, XmNpageNumber) */
if (cur_pos == pos)
{
if (cur_pos == 0)
cur_pos = 1;
else
cur_pos--;
iupdrvTabsSetCurrentTab(ih, cur_pos);
}
XtDestroyWidget(tab_button);
XtDestroyWidget(child_manager);
/* compact the tab number usage */
motTabsUpdatePageNumber(ih);
iupAttribSetStr(child, "_IUPTAB_CONTAINER", NULL);
iupAttribSetStr(child, "_IUPMOT_TABBUTTON", NULL);
iupAttribSetStr(child, "_IUPMOT_TABNUMBER", NULL);
}
}
}
static void iTabsSetTab(Ihandle* ih, Ihandle* child, int pos)
{
if (ih->handle)
{
int cur_pos = iupdrvTabsGetCurrentTab(ih);
if (cur_pos != pos && iupdrvTabsIsTabVisible(child, pos))
iupdrvTabsSetCurrentTab(ih, pos);
}
else
iupAttribSet(ih, "_IUPTABS_VALUE_HANDLE", (char*)child);
}
void iupTabsCheckCurrentTab(Ihandle* ih, int pos)
{
int cur_pos = iupdrvTabsGetCurrentTab(ih);
if (cur_pos == pos)
{
Ihandle* child;
for (pos = 0, child = ih->firstchild; child; child = child->brother, pos++)
{
if (pos != cur_pos && iupdrvTabsIsTabVisible(child))
{
iupdrvTabsSetCurrentTab(ih, pos);
return;
}
}
}
}
static int iTabsSetValuePosAttrib(Ihandle* ih, const char* value)
{
Ihandle* child;
int pos;
if (!iupStrToInt(value, &pos))
return 0;
child = IupGetChild(ih, pos);
if (child) /* found child */
{
if (ih->handle)
iupdrvTabsSetCurrentTab(ih, pos);
else
iupAttribSetStr(ih, "_IUPTABS_VALUE_HANDLE", (char*)child);
}
return 0;
}
void iupTabsTestRemoveTab(Ihandle* ih, int pos)
{
int cur_pos = iupdrvTabsGetCurrentTab(ih);
if (cur_pos == pos)
{
if (cur_pos == 0)
{
Ihandle* child = IupGetChild(ih, 1);
if (!child) /* not found child, means only one child, do nothing */
return;
cur_pos = 1;
}
else
cur_pos--;
iupdrvTabsSetCurrentTab(ih, cur_pos);
}
}
static int iTabsSetValueHandleAttrib(Ihandle* ih, const char* value)
{
int pos;
Ihandle *child;
child = (Ihandle*)value;
if (!iupObjectCheck(child))
return 0;
pos = IupGetChildPos(ih, child);
if (pos != -1) /* found child */
{
if (ih->handle)
iupdrvTabsSetCurrentTab(ih, pos);
else
iupAttribSetStr(ih, "_IUPTABS_VALUE_HANDLE", (char*)child);
}
return 0;
}
