func finishNewTable(b *tablebase, ty reflect.Type) Table {
id := C.newTable()
t := &table{
scroller: newScroller(id, true), // border on Table
tablebase: b,
selected: newEvent(),
}
t.fpreferredSize = t.xpreferredSize
// also sets the delegate
C.tableMakeDataSource(t.id, unsafe.Pointer(t))
for i := 0; i < ty.NumField(); i++ {
colname := ty.Field(i).Tag.Get("uicolumn")
if colname == "" {
colname = ty.Field(i).Name
}
cname := C.CString(colname)
coltype := C.colTypeText
editable := false
switch {
case ty.Field(i).Type == reflect.TypeOf((*image.RGBA)(nil)):
coltype = C.colTypeImage
case ty.Field(i).Type.Kind() == reflect.Bool:
coltype = C.colTypeCheckbox
editable = true
}
C.tableAppendColumn(t.id, C.intptr_t(i), cname, C.int(coltype), toBOOL(editable))
C.free(unsafe.Pointer(cname)) // free now (not deferred) to conserve memory
}
return t
}
func finishNewTable(b *tablebase, ty reflect.Type) Table {
widget := C.gtk_tree_view_new()
t := &table{
scroller: newScroller(widget, true, true, false), // natively scrollable; has a border; no overlay
tablebase: b,
treeview: (*C.GtkTreeView)(unsafe.Pointer(widget)),
crtocol: make(map[*C.GtkCellRendererToggle]int),
selected: newEvent(),
}
model := C.newTableModel(unsafe.Pointer(t))
t.model = model
t.modelgtk = (*C.GtkTreeModel)(unsafe.Pointer(model))
t.selection = C.gtk_tree_view_get_selection(t.treeview)
g_signal_connect(
C.gpointer(unsafe.Pointer(t.selection)),
"changed",
C.GCallback(C.tableSelectionChanged),
C.gpointer(unsafe.Pointer(t)))
C.gtk_tree_view_set_model(t.treeview, t.modelgtk)
for i := 0; i < ty.NumField(); i++ {
colname := ty.Field(i).Tag.Get("uicolumn")
if colname == "" {
colname = ty.Field(i).Name
}
cname := togstr(colname)
switch {
case ty.Field(i).Type == reflect.TypeOf((*image.RGBA)(nil)):
// can't use GDK_TYPE_PIXBUF here because it's a macro that expands to a function and cgo hates that
t.types = append(t.types, C.gdk_pixbuf_get_type())
C.tableAppendColumn(t.treeview, C.gint(i), cname,
C.gtk_cell_renderer_pixbuf_new(), attribPixbuf)
case ty.Field(i).Type.Kind() == reflect.Bool:
t.types = append(t.types, C.G_TYPE_BOOLEAN)
cr := C.gtk_cell_renderer_toggle_new()
crt := (*C.GtkCellRendererToggle)(unsafe.Pointer(cr))
t.crtocol[crt] = i
g_signal_connect(C.gpointer(unsafe.Pointer(cr)),
"toggled",
C.GCallback(C.goTableModel_toggled),
C.gpointer(unsafe.Pointer(t)))
C.tableAppendColumn(t.treeview, C.gint(i), cname,
cr, attribActive)
default:
t.types = append(t.types, C.G_TYPE_STRING)
C.tableAppendColumn(t.treeview, C.gint(i), cname,
C.gtk_cell_renderer_text_new(), attribText)
}
freegstr(cname) // free now (not deferred) to conserve memory
}
// and for some GtkTreeModel boilerplate
t.nColumns = C.gint(ty.NumField())
return t
}
func finishNewTable(b *tablebase, ty reflect.Type) Table {
t := &table{
_hwnd: C.newControl(C.xWC_LISTVIEW,
C.LVS_REPORT|C.LVS_OWNERDATA|C.LVS_NOSORTHEADER|C.LVS_SHOWSELALWAYS|C.LVS_SINGLESEL|C.WS_HSCROLL|C.WS_VSCROLL|C.WS_TABSTOP,
C.WS_EX_CLIENTEDGE), // WS_EX_CLIENTEDGE without WS_BORDER will show the canonical visual styles border (thanks to MindChild in irc.efnet.net/#winprog)
tablebase: b,
hotrow: -1,
hotcol: -1,
pushedrow: -1,
pushedcol: -1,
selected: newEvent(),
}
C.setTableSubclass(t._hwnd, unsafe.Pointer(t))
// LVS_EX_FULLROWSELECT gives us selection across the whole row, not just the leftmost column; this makes the list view work like on other platforms
// LVS_EX_SUBITEMIMAGES gives us images in subitems, which will be important when both images and checkboxes are added
C.tableAddExtendedStyles(t._hwnd, C.LVS_EX_FULLROWSELECT|C.LVS_EX_SUBITEMIMAGES)
// this must come after the subclass because it uses one of our private messages
C.SendMessageW(t._hwnd, C.msgTableMakeInitialCheckboxImageList, 0, 0)
for i := 0; i < ty.NumField(); i++ {
C.tableAppendColumn(t._hwnd, C.int(i), toUTF16(ty.Field(i).Name))
}
t.colcount = C.int(ty.NumField())
return t
}
