void wxDynamicSashWindowImpl::OnSize(wxSizeEvent &event)
{
m_container->Layout();
if (m_leaf)
m_leaf->OnSize(event);
}
void wxDynamicSashWindowImpl::Split(int px, int py)
{
m_add_child_target = NULL;
m_child[0] = new wxDynamicSashWindowImpl(m_window);
m_child[0]->m_container = new wxWindow(m_container, wxID_ANY);
m_child[0]->m_parent = this;
m_child[0]->m_top = m_top;
m_child[0]->Create();
if (m_leaf->m_child)
{
m_leaf->m_child->Reparent(m_container);
m_child[0]->AddChild(m_leaf->m_child);
}
m_child[1] = new wxDynamicSashWindowImpl(m_window);
m_child[1]->m_container = new wxWindow(m_container, wxID_ANY);
m_child[1]->m_parent = this;
m_child[1]->m_top = m_top;
m_child[1]->Create();
m_split = m_dragging;
ConstrainChildren(px, py);
m_top->m_add_child_target = m_child[1];
wxDynamicSashSplitEvent split(m_child[0]->m_leaf->m_child);
m_child[0]->m_leaf->m_child->ProcessEvent(split);
m_child[0]->m_leaf->m_vscroll->SetScrollbar(m_leaf->m_vscroll->GetThumbPosition(),
m_leaf->m_vscroll->GetThumbSize(),
m_leaf->m_vscroll->GetRange(),
m_leaf->m_vscroll->GetPageSize());
m_child[0]->m_leaf->m_hscroll->SetScrollbar(m_leaf->m_hscroll->GetThumbPosition(),
m_leaf->m_hscroll->GetThumbSize(),
m_leaf->m_hscroll->GetRange(),
m_leaf->m_hscroll->GetPageSize());
m_child[1]->m_leaf->m_vscroll->SetScrollbar(m_leaf->m_vscroll->GetThumbPosition(),
m_leaf->m_vscroll->GetThumbSize(),
m_leaf->m_vscroll->GetRange(),
m_leaf->m_vscroll->GetPageSize());
m_child[1]->m_leaf->m_hscroll->SetScrollbar(m_leaf->m_hscroll->GetThumbPosition(),
m_leaf->m_hscroll->GetThumbSize(),
m_leaf->m_hscroll->GetRange(),
m_leaf->m_hscroll->GetPageSize());
delete m_leaf;
m_leaf = NULL;
m_container->Layout();
}
void wxDynamicSashWindowImpl::OnRelease(wxMouseEvent &event)
{
if ((m_dragging == DSR_CORNER) &&
(m_window->GetWindowStyle() & wxDS_DRAG_CORNER) != 0)
{
DrawSash(m_drag_x, m_drag_y);
m_container->ReleaseMouse();
Resize(event.m_x, event.m_y);
m_dragging = DSR_NONE;
}
else if (m_dragging)
{
DrawSash(m_drag_x, m_drag_y);
m_container->ReleaseMouse();
wxSize size = m_container->GetSize();
int px = (int)((event.m_x * 100) / size.GetWidth() + 0.5);
int py = (int)((event.m_y * 100) / size.GetHeight() + 0.5);
if ((m_dragging == DSR_HORIZONTAL_TAB && py >= 10 && py <= 90)
|| (m_dragging == DSR_VERTICAL_TAB && px >= 10 && px <= 90))
{
if (m_child[0] == NULL)
{
Split(px, py);
}
else
{
/* It would be nice if moving *this* sash didn't implicitly move
the sashes of our children (if any). But this will do. */
wxLayoutConstraints *layout = m_child[0]->m_container->GetConstraints();
if (m_split == DSR_HORIZONTAL_TAB)
{
layout->height.PercentOf(m_container, wxHeight, py);
}
else
{
layout->width.PercentOf(m_container, wxWidth, px);
}
m_container->Layout();
}
}
else
{
if (m_child[0] != NULL)
{
if ((m_dragging == DSR_HORIZONTAL_TAB && py <= 10)
|| (m_dragging == DSR_VERTICAL_TAB && px <= 10))
{
Unify(1);
}
else
{
Unify(0);
}
}
}
wxCursor cursor;
if (m_split == DSR_HORIZONTAL_TAB)
cursor = wxCursor(wxCURSOR_SIZENS);
else if (m_split == DSR_VERTICAL_TAB)
cursor = wxCursor(wxCURSOR_SIZEWE);
else
cursor = wxCursor(wxCURSOR_ARROW);
m_container->SetCursor(cursor);
m_dragging = DSR_NONE;
}
else if (m_leaf)
{
m_leaf->OnRelease(event);
}
}
void wxDynamicSashWindowImpl::Unify(int panel)
{
int other = panel == 0 ? 1 : 0;
if (m_child[panel]->m_leaf)
{
wxDynamicSashWindowImpl *child[2];
child[0] = m_child[0];
child[1] = m_child[1];
m_child[0] = m_child[1] = NULL;
m_leaf = new wxDynamicSashWindowLeaf(this);
m_leaf->Create();
m_leaf->m_child = child[panel]->m_leaf->m_child;
m_leaf->m_vscroll->SetScrollbar(child[panel]->m_leaf->m_vscroll->GetThumbPosition(),
child[panel]->m_leaf->m_vscroll->GetThumbSize(),
child[panel]->m_leaf->m_vscroll->GetRange(),
child[panel]->m_leaf->m_vscroll->GetPageSize());
m_leaf->m_hscroll->SetScrollbar(child[panel]->m_leaf->m_hscroll->GetThumbPosition(),
child[panel]->m_leaf->m_hscroll->GetThumbSize(),
child[panel]->m_leaf->m_hscroll->GetRange(),
child[panel]->m_leaf->m_hscroll->GetPageSize());
m_add_child_target = NULL;
wxDynamicSashReparentEvent event(m_leaf);
m_leaf->ProcessEvent(event);
delete child[0];
delete child[1];
m_split = DSR_NONE;
wxDynamicSashUnifyEvent unify(m_leaf->m_child);
m_leaf->m_child->ProcessEvent(unify);
}
else
{
m_split = m_child[panel]->m_split;
delete m_child[other];
wxDynamicSashWindowImpl *child_panel = m_child[panel];
m_child[0] = child_panel->m_child[0];
m_child[1] = child_panel->m_child[1];
m_child[0]->m_parent = this;
m_child[1]->m_parent = this;
m_add_child_target = NULL;
m_child[0]->m_container->Reparent(m_container);
m_child[1]->m_container->Reparent(m_container);
child_panel->m_child[0] = child_panel->m_child[1] = NULL;
delete child_panel;
wxSize size = m_container->GetSize();
wxSize child_size = m_child[0]->m_container->GetSize();
ConstrainChildren(child_size.GetWidth() * 100 / size.GetWidth(),
child_size.GetHeight() * 100 / size.GetHeight());
m_container->Layout();
}
}
