///////////////////////////////////////////////////////////////////////////// // Name: dynsash_switch.cpp // Purpose: Test custom scrollbar handling of wxDynamicSashWindow by // creating a dynamic sash window where the client scrolls a // a subwindow of the client window by responding to scroll // events itself // Author: Matt Kimball // Modified by: // Created: 7/15/2001 // RCS-ID: $Id$ // Copyright: (c) 2001 Matt Kimball // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx/wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ #pragma hdrstop #endif // for all others, include the necessary headers (this file is usually all you // need because it includes almost all "standard" wxWindows headers) #ifndef WX_PRECOMP #include "wx/wx.h" #endif #include #include #include #include #include #include #include class SwitchDemo : public wxApp { public: bool OnInit(); }; class SwitchView : public wxWindow { public: SwitchView(wxDynamicSashWindow *parent); wxSize DoGetBestSize() const; private: void OnSize(wxSizeEvent& event); void OnPaint(wxPaintEvent& event); void OnChoice(wxCommandEvent& event); void OnScroll(wxScrollEvent& event); void OnFocus(wxFocusEvent& event); void OnErase(wxEraseEvent& event); void OnSplit(wxDynamicSashSplitEvent& event); void OnUnify(wxDynamicSashUnifyEvent& event); wxDynamicSashWindow *m_dyn_sash; wxWindow *m_bar; wxChoice *m_choice; wxWindow *m_view; }; IMPLEMENT_APP(SwitchDemo) SwitchView::SwitchView(wxDynamicSashWindow *win) { Create(win, -1); m_dyn_sash = win; m_bar = new wxWindow(this, -1, wxDefaultPosition, wxDefaultSize, wxRAISED_BORDER, wxT("bar")); m_choice = new wxChoice(m_bar, -1); m_choice->SetEventHandler(this); m_view = new wxWindow(this, -1, wxDefaultPosition, wxDefaultSize, 0, wxT("view")); m_view->SetBackgroundColour(*wxWHITE); m_view->SetEventHandler(this); m_choice->Append(wxT("Triangle")); m_choice->Append(wxT("Square")); m_choice->SetSelection(0); wxLayoutConstraints *layout; layout = new wxLayoutConstraints(); layout->left.Absolute(0); layout->top.Absolute(0); layout->height.Absolute(36); layout->width.SameAs(this, wxWidth); m_bar->SetConstraints(layout); layout = new wxLayoutConstraints(); layout->left.Absolute(3); layout->width.AsIs(); layout->height.AsIs(); layout->top.Absolute(3); m_choice->SetConstraints(layout); layout = new wxLayoutConstraints(); layout->left.Absolute(0); layout->width.SameAs(this, wxWidth); layout->top.Below(m_bar); layout->bottom.SameAs(this, wxBottom); m_view->SetConstraints(layout); wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); hscroll->SetEventHandler(this); vscroll->SetEventHandler(this); Connect(GetId(), wxEVT_SIZE, (wxObjectEventFunction) (wxEventFunction) (wxSizeEventFunction)&SwitchView::OnSize); Connect(m_choice->GetId(), wxEVT_COMMAND_CHOICE_SELECTED, (wxObjectEventFunction) (wxEventFunction) (wxCommandEventFunction)&SwitchView::OnChoice); Connect(m_view->GetId(), wxEVT_PAINT, (wxObjectEventFunction) (wxEventFunction) (wxPaintEventFunction)&SwitchView::OnPaint); Connect(-1, wxEVT_SET_FOCUS, (wxObjectEventFunction) (wxEventFunction) (wxFocusEventFunction)&SwitchView::OnFocus); Connect(-1, wxEVT_SCROLL_TOP, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_BOTTOM, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_LINEUP, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_LINEDOWN, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_PAGEUP, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_PAGEDOWN, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_THUMBTRACK, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_SCROLL_THUMBRELEASE, (wxObjectEventFunction) (wxEventFunction) (wxScrollEventFunction)&SwitchView::OnScroll); Connect(-1, wxEVT_ERASE_BACKGROUND, (wxObjectEventFunction) (wxEventFunction) (wxEraseEventFunction)&SwitchView::OnErase); Connect(-1, wxEVT_DYNAMIC_SASH_SPLIT, (wxObjectEventFunction) (wxEventFunction) (wxDynamicSashSplitEventFunction)&SwitchView::OnSplit); Connect(-1, wxEVT_DYNAMIC_SASH_UNIFY, (wxObjectEventFunction) (wxEventFunction) (wxDynamicSashUnifyEventFunction)&SwitchView::OnUnify); } wxSize SwitchView::DoGetBestSize() const { return wxSize(64, 64); } void SwitchView::OnSize(wxSizeEvent& WXUNUSED(event)) { Layout(); wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); if (hscroll && vscroll) { int hpos = hscroll->GetThumbPosition(); int vpos = vscroll->GetThumbPosition(); wxSize size = m_view->GetSize(); if (hpos + size.GetWidth() > 300) hpos = 300 - size.GetWidth(); if (vpos + size.GetHeight() > 300) vpos = 300 - size.GetHeight(); hscroll->SetScrollbar(hpos, size.GetWidth(), 300, size.GetWidth()); vscroll->SetScrollbar(vpos, size.GetHeight(), 300, size.GetHeight()); } } void SwitchView::OnPaint(wxPaintEvent& WXUNUSED(event)) { wxPaintDC dc(m_view); wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); dc.Clear(); dc.SetDeviceOrigin(-hscroll->GetThumbPosition(), -vscroll->GetThumbPosition()); if (m_choice->GetSelection()) { dc.DrawLine(20, 20, 280, 20); dc.DrawLine(280, 20, 280, 280); dc.DrawLine(280, 280, 20, 280); dc.DrawLine(20, 280, 20, 20); } else { dc.DrawLine(150, 20, 280, 280); dc.DrawLine(280, 280, 20, 280); dc.DrawLine(20, 280, 150, 20); } } void SwitchView::OnErase(wxEraseEvent& WXUNUSED(event)) { // Do nothing } void SwitchView::OnSplit(wxDynamicSashSplitEvent& WXUNUSED(event)) { SwitchView *view = new SwitchView(m_dyn_sash); view->m_choice->SetSelection(m_choice->GetSelection()); wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); hscroll->SetEventHandler(this); vscroll->SetEventHandler(this); } void SwitchView::OnUnify(wxDynamicSashUnifyEvent& WXUNUSED(event)) { wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); hscroll->SetEventHandler(this); vscroll->SetEventHandler(this); } void SwitchView::OnChoice(wxCommandEvent& WXUNUSED(event)) { m_view->Refresh(); } void SwitchView::OnScroll(wxScrollEvent& WXUNUSED(event)) { m_view->Refresh(); } void SwitchView::OnFocus(wxFocusEvent& event) { wxScrollBar *hscroll = m_dyn_sash->GetHScrollBar(this); wxScrollBar *vscroll = m_dyn_sash->GetVScrollBar(this); if (event.m_eventObject == hscroll || event.m_eventObject == vscroll) { m_view->SetFocus(); } else { event.Skip(); } } bool SwitchDemo::OnInit() { wxFrame *frame; wxDynamicSashWindow *dyn; frame = new wxFrame(NULL, -1, wxT("Dynamic Sash Window Switch Demo")); dyn = new wxDynamicSashWindow(frame, -1, wxDefaultPosition, wxDefaultSize, wxCLIP_CHILDREN); new SwitchView(dyn); frame->SetSize(480, 480); frame->Show(); return TRUE; }