int
TListViewCtrl::GetSelIndexes(int* indexes, int maxCount) const
{
if (GetStyle() & LVS_SINGLESEL)
return -1;
// Get the index of the first selected item.
//
int index = static_cast<int>(
SendMessage(LVM_GETNEXTITEM, TParam1(-1), MkParam2(LVNI_ALL|LVNI_SELECTED, 0)));
// Loop while index indicates a selected item.
//
int count = 0; // number of selected items found
while (index != -1 && count < maxCount)
{
indexes[count] = index;
count++;
// Get the next selected item.
//
index = static_cast<int>(
SendMessage(LVM_GETNEXTITEM, TParam1(index), MkParam2(LVNI_ALL|LVNI_SELECTED, 0)));
}
return count;
}
int
TListViewCtrl::GetSelStrings(tchar** strs, int maxCount, int maxChars, int subitemIndex) const
{
// This function is for multiselect list views only.
//
if (GetStyle() & LVS_SINGLESEL)
return -1;
// Get the index of the first selected item.
//
int index = static_cast<int>(
SendMessage(LVM_GETNEXTITEM, TParam1(-1), MkParam2(LVNI_ALL|LVNI_SELECTED, 0)));
// Loop through selected items.
//
int count = 0;
while (index != -1) {
GetItemText(index, subitemIndex,
strs[count], maxChars);
count++;
if (count > maxCount)
break;
// Get the next selected item.
//
index = static_cast<int>(
SendMessage(LVM_GETNEXTITEM, TParam1(index), MkParam2(LVNI_ALL|LVNI_SELECTED, 0)));
}
return count;
}
bool
TListViewCtrl::GetItemRect(int index, TRect& r, TItemRectType type)
{
PRECONDITION(GetHandle());
r.left = type;
return ToBool(SendMessage(LVM_GETITEMRECT, TParam1(index), TParam2(&r)));
}
//
/// Informs the sheet that the information in the specified page has reverted to the
/// previously saved state. The sheet disables the 'Apply' button if no other pages
/// have registered changes with the property sheet.
//
void
TPropertySheet::PageUnchanged(TPropertyPage& pg)
{
PRECONDITION(HPROPSHEETPAGE(pg));
CHECK(GetHandle());
SendMessage(PSM_UNCHANGED, TParam1(pg.GetHandle()));
}
bool
TListViewCtrl::GetColumn(int index, LVCOLUMN* column)
{
PRECONDITION(column);
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_GETCOLUMN, TParam1(index), TParam2(column)));
}
//
/// Intercepts the WM_MDICREATE message sent when MDI child windows are created,
/// and, if the client's style includes MDIS_ALLCHILDSTYLES, and the child window's
/// specified style is 0, then changes the child window style attributes to
/// WS_VISIBLE, WS_CHILD, WS_CLIPSIBLINGS, WS_CLIPCHILDREN, WS_SYSMENU, WS_CAPTION,
/// WS_THICKFRAME, WS_MINIMIZEBOX, and WS_MAXIMIZEBOX.
//
TResult
TMDIClient::EvMDICreate(MDICREATESTRUCT & createStruct)
{
// Fill in default child window styles if they request style 0 since this
// client by default has set allchildstyles
//
if ((Attr.Style&MDIS_ALLCHILDSTYLES) && !createStruct.style)
createStruct.style =
WS_VISIBLE | WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN |
WS_SYSMENU | WS_CAPTION | WS_THICKFRAME |
WS_MINIMIZEBOX | WS_MAXIMIZEBOX;
// Work around a Windows MDI bug w/ bad menus if MDI child is created
// maximized, by hiding child now & maximizing later
//
uint32 origStyle = createStruct.style;
if (createStruct.style & WS_MAXIMIZE)
createStruct.style &= ~(WS_MAXIMIZE | WS_VISIBLE);
TResult result = DefaultProcessing();
// Finish up maximized MDI child workaround
//
if (THandle(result) && (origStyle & WS_MAXIMIZE)) {
HandleMessage(WM_MDIMAXIMIZE, TParam1(result));
HandleMessage(WM_MDIREFRESHMENU);
}
return result;
}
bool
TListViewCtrl::SetItemPosition(int index, const TPoint& pt)
{
PRECONDITION(GetHandle());
if (!IsRepresentable<uint16>(pt.x) || !IsRepresentable<uint16>(pt.y))
throw TXOwl(_T("TListViewCtrl:SetItemPosition: Argument is outside valid range"));
return ToBool(SendMessage(LVM_SETITEMPOSITION, TParam1(index), MkParam2(pt.x, pt.y)));
}
bool
TListViewCtrl::GetSubItemRect(TRect& rect, int subidx, int paridx, int flag) const
{
PRECONDITION(GetHandle());
rect.top = subidx;
rect.left = flag;
return ToBool(SendMessage(LVM_GETSUBITEMRECT, TParam1(paridx), TParam2(&rect)));
}
bool
TListViewCtrl::SortItemsEx(const TCompareFunc& comparator, LPARAM lParam)
{
TListCompareThunk ct;
ct.This = &comparator;
ct.ItemData = lParam;
return ToBool(SendMessage(LVM_SORTITEMSEX, TParam1(&ct), TParam2(OwlListViewCompare)));
}
void
TListViewCtrl::SetIconSpacing(int x, int y)
{
PRECONDITION(GetHandle());
if (y != -1 && (x < 0 || y < 0))
throw TXOwl(_T("TListViewCtrl:SetIconSpacing: Argument is outside valid range"));
SendMessage(LVM_SETICONSPACING, TParam1(x), y);
}
int
TListViewCtrl::GetItemText(int index, int subitemIndex, LPTSTR buffer, int bufferSize) const
{
PRECONDITION(GetHandle());
TLvItem item;
item.SetTextBuffer(buffer, bufferSize);
item.SetSubItem(subitemIndex);
return static_cast<int>(SendMessage(LVM_GETITEMTEXT, TParam1(index), TParam2(&item)));
}
TSize
TListViewCtrl::GetApproxRect(int x, int y, int count) const
{
PRECONDITION(GetHandle());
if (x != -1 && !IsRepresentable<uint16>(x) || y != -1 && !IsRepresentable<uint16>(y))
throw TXOwl(_T("TListViewCtrl:GetApproxRect: Argument is outside valid range"));
TResult r = SendMessage(LVM_APPROXIMATEVIEWRECT, TParam1(count), MkParam2(x, y));
return TPoint(static_cast<DWORD>(r));
}
tstring
TListViewCtrl::GetItemText(int index, int subitemIndex) const
{
PRECONDITION(GetHandle());
TLvItem item;
item.SetSubItem(subitemIndex);
SendMessage(LVM_GETITEMTEXT, TParam1(index), TParam2(&item));
return item.GetText();
}
bool
TListViewCtrl::Update(int index)
{
PRECONDITION(GetHandle());
// If the list window has LVS_AUTOARRANGE, the items are automatically
// arranged to their proper locations.
return ToBool(SendMessage(LVM_UPDATE, TParam1(index)));
}
//
/// Searches for the MDI child menu in the new menu bar and updates the child menu
/// position with the specified menu index. Then sends the client window an
/// WM_MDISETMENU message to set the new menu and invokes TWindow::DrawMenuBar to
/// redraw the menu. Returns false if the MDI client indicates that there was no
/// previous menu; otherwise returns true.
//
bool
TMDIFrame::SetMenu(HMENU newMenu)
{
PRECONDITION(newMenu);
if (IsFlagSet(wfMainWindow))
GetApplication()->PreProcessMenu(newMenu);
if (GetHandle()) {
HMENU childMenu = FindChildMenu(newMenu);
HMENU oldMenu = (HMENU)ClientWnd->HandleMessage(WM_MDISETMENU,
TParam1(newMenu),
TParam2(childMenu));
DrawMenuBar();
if (!oldMenu)
return false;
}
return true;
}
//
/// Activates the page at the specified index in the property sheet. Returns true if
/// successful or false otherwise.
/// \note The page that's losing activation receives a PSN_KILLACTIVE notification
/// while the window that's gaining activation receives a PSN_SETACTIVE
/// notification.
//
bool
TPropertySheet::SelectPage(int pgIndex)
{
PRECONDITION(GetHandle());
return SendMessage(PSM_SETCURSEL, TParam1(pgIndex)) != 0;
}
//
/// Simulates the choice of a property sheet button. The button parameter can be one
/// of the following:
/// - \c \b PSBTN_APPLYNOW Apply Now button.
/// - \c \b PSBTN_BACK Back button.
/// - \c \b PSBTN_CANCEL Cancel button.
/// - \c \b PSBTN_FINISH Finish button.
/// - \c \b PSBTN_HELP Help button.
/// - \c \b PSBTN_NEXT Next button.
/// - \c \b PSBTN_OK OK button
//
void
TPropertySheet::PressButton(int button)
{
CHECK(GetHandle());
SendMessage(PSM_PRESSBUTTON, TParam1(button));
}
//
/// Informs the sheet that information in a sheet has changed. The sheet enables the
/// 'Apply' button.
//
void
TPropertySheet::PageChanged(const TPropertyPage& pg)
{
PRECONDITION(HPROPSHEETPAGE(pg));
SendMessage(PSM_CHANGED, TParam1(pg.GetHandle()));
}
void
TListViewCtrl::SetItemCount(int numItems, uint32 flags)
{
PRECONDITION(GetHandle());
SendMessage(LVM_SETITEMCOUNT, TParam1(numItems), flags);
}
bool
TListViewCtrl::SetImageList(HIMAGELIST list, TImageListType type)
{
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_SETIMAGELIST, TParam1(type), TParam2(list)));
}
bool
TListViewCtrl::SetColumnWidth(int index, int width)
{
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_SETCOLUMNWIDTH, TParam1(index), MkParam2(width, 0)));
}
HIMAGELIST
TListViewCtrl::GetImageList(TImageListType type)
{
PRECONDITION(GetHandle());
return reinterpret_cast<HIMAGELIST>(SendMessage(LVM_GETIMAGELIST, TParam1(type)));
}
bool
TListViewCtrl::RedrawItems(int startIndex, int endIndex)
{
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_REDRAWITEMS, TParam1(startIndex), TParam2(endIndex)));
}
int
TListViewCtrl::GetNextItem(int index, TNextItemCode code) const
{
PRECONDITION(GetHandle());
return static_cast<int>(SendMessage(LVM_GETNEXTITEM, TParam1(index), MkParam2(code, 0)));
}
uint
TListViewCtrl::GetItemState(int index, uint mask) const
{
PRECONDITION(GetHandle());
return static_cast<uint>(SendMessage(LVM_GETITEMSTATE, TParam1(index), TParam2(mask)));
}
int
TListViewCtrl::InsertColumn(int colNum, const TLvColumn& colItem)
{
PRECONDITION(GetHandle());
return static_cast<int>(SendMessage(LVM_INSERTCOLUMN, TParam1(colNum), TParam2(&colItem)));
}
bool
TListViewCtrl::GetItemPosition(int index, TPoint& pt) const
{
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_GETITEMPOSITION, TParam1(index), TParam2(&pt)));
}
//
/// Sets the title of a property sheet. If 'style' parameter is the PSH_PROPTITLE
/// value, the prefix "Properties of" is included with the specified title ('txt')
/// parameter.
//
void
TPropertySheet::SetTitle(LPCTSTR txt, uint32 style)
{
CHECK(GetHandle());
SendMessage(PSM_SETTITLE, TParam1(style), TParam2(txt));
}
bool
TListViewCtrl::SetColumn(int index, const TLvColumn& column)
{
PRECONDITION(GetHandle());
return ToBool(SendMessage(LVM_SETCOLUMN, TParam1(index), TParam2(&column)));
}
int
TListViewCtrl::GetColumnWidth(int index) const
{
PRECONDITION(GetHandle());
return static_cast<int>(SendMessage(LVM_GETCOLUMNWIDTH, TParam1(index)));
}
