/***********************************************************
* Destructor
***********************************************************/
HListView::~HListView() {
HPrefs* prefs = ((HApp*)be_app)->Prefs();
for (int16 i = 1; i <= 6; i++) {
CLVColumn* col = ColumnAt(i);
BString name = "col";
name << (int32)i;
int16 width = static_cast<int16>(col->Width());
prefs->SetData(name.String(), width);
}
SetInvocationMessage(NULL);
SetSelectionMessage(NULL);
}
// Saves the application settings file to (saveEntry). Because this is a
// non-essential file, errors are ignored when writing the settings.
void
ShortcutsWindow::_SaveWindowSettings(BEntry& saveEntry)
{
BFile saveTo(&saveEntry, B_WRITE_ONLY | B_CREATE_FILE | B_ERASE_FILE);
if (saveTo.InitCheck() != B_OK)
return;
BMessage saveMsg;
saveMsg.AddRect("window frame", Frame());
for (int i = 0; i < fColumnListView->CountColumns(); i++) {
CLVColumn* column = fColumnListView->ColumnAt(i);
saveMsg.AddFloat("column width", column->Width());
}
saveMsg.Flatten(&saveTo);
}
void ColumnListView::UpdateColumnSizesDataRectSizeScrollBars()
{
//Figure out the width
float ColumnBegin;
float ColumnEnd = -1.0;
fDataWidth = 0.0;
bool NextPushedByExpander = false;
int32 NumberOfColumns = fColumnDisplayList.CountItems();
for(int32 Counter = 0; Counter < NumberOfColumns; Counter++)
{
CLVColumn* Column = (CLVColumn*)fColumnDisplayList.ItemAt(Counter);
if(NextPushedByExpander)
Column->fPushedByExpander = true;
else
Column->fPushedByExpander = false;
if(Column->IsShown())
{
float ColumnWidth = Column->Width();
ColumnBegin = ColumnEnd + 1.0;
ColumnEnd = ColumnBegin + ColumnWidth;
Column->fColumnBegin = ColumnBegin;
Column->fColumnEnd = ColumnEnd;
fDataWidth = Column->fColumnEnd;
if(NextPushedByExpander)
if(!(Column->fFlags & CLV_PUSH_PASS))
NextPushedByExpander = false;
if(Column->fFlags & CLV_EXPANDER)
//Set the next column to be pushed
NextPushedByExpander = true;
}
}
//Figure out the height
fDataHeight = 0.0;
int32 NumberOfItems = CountItems();
for(int32 Counter2 = 0; Counter2 < NumberOfItems; Counter2++)
fDataHeight += ItemAt(Counter2)->Height()+1.0;
if(NumberOfItems > 0)
fDataHeight -= 1.0;
//Update the scroll bars
UpdateScrollBars();
}
// Loads the application settings file from (loadMsg) and resizes the interface
// to match the previously saved settings. Because this is a non-essential
// file, errors are ignored when loading the settings.
void
ShortcutsWindow::_LoadWindowSettings(const BMessage& loadMsg)
{
BRect frame;
if (loadMsg.FindRect("window frame", &frame) == B_OK) {
// Ensure the frame does not resize below the computed minimum.
float width = max_c(Bounds().right, frame.right - frame.left);
float height = max_c(Bounds().bottom, frame.bottom - frame.top);
ResizeTo(width, height);
// Ensure the frame is not placed outside of the screen.
BScreen screen(this);
float left = min_c(screen.Frame().right - width, frame.left);
float top = min_c(screen.Frame().bottom - height, frame.top);
MoveTo(left, top);
}
for (int i = 0; i < fColumnListView->CountColumns(); i++) {
CLVColumn* column = fColumnListView->ColumnAt(i);
float columnWidth;
if (loadMsg.FindFloat("column width", i, &columnWidth) == B_OK)
column->SetWidth(max_c(column->Width(), columnWidth));
}
}
void ColumnListView::MouseDown(BPoint point)
{
int prevColumn = _selectedColumn;
int32 numberOfColumns = fColumnDisplayList.CountItems();
float xleft = point.x;
for(int32 Counter = 0; Counter < numberOfColumns; Counter++)
{
CLVColumn* Column = (CLVColumn*)fColumnDisplayList.ItemAt(Counter);
if(Column->IsShown())
{
if (xleft > 0)
{
xleft -= Column->Width();
if (xleft <= 0)
{
SetSelectedColumnIndex(GetActualIndexOf(Counter));
break;
}
}
}
}
int32 ItemIndex = IndexOf(point);
if(ItemIndex >= 0)
{
CLVListItem* ClickedItem = (CLVListItem*)BListView::ItemAt(ItemIndex);
if(ClickedItem->fSuperItem)
if(ClickedItem->fExpanderButtonRect.Contains(point))
{
if(ClickedItem->IsExpanded())
Collapse(ClickedItem);
else
Expand(ClickedItem);
return;
}
}
// If it's a right-click, hoist up the popup-menu
const char * selectedText = NULL;
CLVColumn * col = ColumnAt(_selectedColumn);
if (col)
{
BPopUpMenu * popup = col->GetPopup();
if (popup)
{
BMessage * msg = Window()->CurrentMessage();
int32 buttons;
if ((msg->FindInt32("buttons", &buttons) == B_NO_ERROR)&&(buttons == B_SECONDARY_MOUSE_BUTTON))
{
BPoint where(point);
Select(IndexOf(where));
ConvertToScreen(&where);
BMenuItem * result = popup->Go(where, false);
if (result) selectedText = result->Label();
}
}
}
int prevRow = CurrentSelection();
BListView::MouseDown(point);
int curRow = CurrentSelection();
if ((_editMessage != NULL)&&((selectedText)||((_selectedColumn == prevColumn)&&(curRow == prevRow))))
{
// Send mouse message...
BMessage temp(*_editMessage);
temp.AddInt32("column", _selectedColumn);
temp.AddInt32("row", CurrentSelection());
if (selectedText) temp.AddString("text", selectedText);
else temp.AddInt32("mouseClick", 0);
_editTarget.SendMessage(&temp);
}
}
