cheng/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
95645cce6e
wxWidgets/samples/splitter/splitter.cpp
Vadim Zeitlin 9b8d875536 demo toggling border and 3D sash styles (last part of patch 1927817) 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53055 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2008-04-06 15:46:49 +00:00

522 lines
15 KiB
C++
Raw Blame History

/////////////////////////////////////////////////////////////////////////////
// Name: splitter.cpp
// Purpose: wxSplitterWindow sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/log.h"
#include "wx/app.h"
#include "wx/frame.h"
#include "wx/scrolwin.h"
#include "wx/menu.h"
#include "wx/textdlg.h" // for wxGetTextFromUser
#endif
#include "wx/splitter.h"
#include "wx/dcmirror.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// ID for the menu commands
enum
{
SPLIT_QUIT = 1,
SPLIT_HORIZONTAL,
SPLIT_VERTICAL,
SPLIT_UNSPLIT,
SPLIT_LIVE,
SPLIT_BORDER,
SPLIT_3DSASH,
SPLIT_SETPOSITION,
SPLIT_SETMINSIZE,
SPLIT_SETGRAVITY,
SPLIT_REPLACE
};
// ----------------------------------------------------------------------------
// our classes
// ----------------------------------------------------------------------------
class MyApp: public wxApp
{
public:
MyApp() { }
virtual bool OnInit();
DECLARE_NO_COPY_CLASS(MyApp)
};
class MyFrame: public wxFrame
{
public:
MyFrame();
virtual ~MyFrame();
// Menu commands
void SplitHorizontal(wxCommandEvent& event);
void SplitVertical(wxCommandEvent& event);
void Unsplit(wxCommandEvent& event);
void ToggleFlag(int flag, bool enable);
void ToggleLive(wxCommandEvent& event)
{ ToggleFlag(wxSP_LIVE_UPDATE, event.IsChecked()); }
void ToggleBorder(wxCommandEvent& event)
{ ToggleFlag(wxSP_BORDER, event.IsChecked()); }
void Toggle3DSash(wxCommandEvent& event)
{ ToggleFlag(wxSP_3DSASH, event.IsChecked()); }
void SetPosition(wxCommandEvent& event);
void SetMinSize(wxCommandEvent& event);
void SetGravity(wxCommandEvent& event);
void Replace(wxCommandEvent &event);
void Quit(wxCommandEvent& event);
// Menu command update functions
void UpdateUIHorizontal(wxUpdateUIEvent& event);
void UpdateUIVertical(wxUpdateUIEvent& event);
void UpdateUIUnsplit(wxUpdateUIEvent& event);
private:
wxScrolledWindow *m_left, *m_right;
wxSplitterWindow* m_splitter;
wxWindow *m_replacewindow;
DECLARE_EVENT_TABLE()
DECLARE_NO_COPY_CLASS(MyFrame)
};
class MySplitterWindow : public wxSplitterWindow
{
public:
MySplitterWindow(wxFrame *parent);
// event handlers
void OnPositionChanged(wxSplitterEvent& event);
void OnPositionChanging(wxSplitterEvent& event);
void OnDClick(wxSplitterEvent& event);
void OnUnsplitEvent(wxSplitterEvent& event);
private:
wxFrame *m_frame;
DECLARE_EVENT_TABLE()
DECLARE_NO_COPY_CLASS(MySplitterWindow)
};
class MyCanvas: public wxScrolledWindow
{
public:
MyCanvas(wxWindow* parent, bool mirror);
virtual ~MyCanvas(){};
virtual void OnDraw(wxDC& dc);
private:
bool m_mirror;
DECLARE_NO_COPY_CLASS(MyCanvas)
};
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// MyApp
// ----------------------------------------------------------------------------
IMPLEMENT_APP(MyApp)
bool MyApp::OnInit()
{
if ( !wxApp::OnInit() )
return false;
// create and show the main frame
MyFrame* frame = new MyFrame;
frame->Show(true);
return true;
}
// ----------------------------------------------------------------------------
// MyFrame
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(SPLIT_VERTICAL, MyFrame::SplitVertical)
EVT_MENU(SPLIT_HORIZONTAL, MyFrame::SplitHorizontal)
EVT_MENU(SPLIT_UNSPLIT, MyFrame::Unsplit)
EVT_MENU(SPLIT_LIVE, MyFrame::ToggleLive)
EVT_MENU(SPLIT_BORDER, MyFrame::ToggleBorder)
EVT_MENU(SPLIT_3DSASH, MyFrame::Toggle3DSash)
EVT_MENU(SPLIT_SETPOSITION, MyFrame::SetPosition)
EVT_MENU(SPLIT_SETMINSIZE, MyFrame::SetMinSize)
EVT_MENU(SPLIT_SETGRAVITY, MyFrame::SetGravity)
EVT_MENU(SPLIT_REPLACE, MyFrame::Replace)
EVT_MENU(SPLIT_QUIT, MyFrame::Quit)
EVT_UPDATE_UI(SPLIT_VERTICAL, MyFrame::UpdateUIVertical)
EVT_UPDATE_UI(SPLIT_HORIZONTAL, MyFrame::UpdateUIHorizontal)
EVT_UPDATE_UI(SPLIT_UNSPLIT, MyFrame::UpdateUIUnsplit)
END_EVENT_TABLE()
// My frame constructor
MyFrame::MyFrame()
: wxFrame(NULL, wxID_ANY, _T("wxSplitterWindow sample"),
wxDefaultPosition, wxSize(420, 300),
wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
{
#if wxUSE_STATUSBAR
CreateStatusBar(2);
#endif // wxUSE_STATUSBAR
// Make a menubar
wxMenu *splitMenu = new wxMenu;
splitMenu->Append(SPLIT_VERTICAL,
_T("Split &Vertically\tCtrl-V"),
_T("Split vertically"));
splitMenu->Append(SPLIT_HORIZONTAL,
_T("Split &Horizontally\tCtrl-H"),
_T("Split horizontally"));
splitMenu->Append(SPLIT_UNSPLIT,
_T("&Unsplit\tCtrl-U"),
_T("Unsplit"));
splitMenu->AppendSeparator();
splitMenu->AppendCheckItem(SPLIT_LIVE,
_T("&Live update\tCtrl-L"),
_T("Toggle live update mode"));
splitMenu->AppendCheckItem(SPLIT_BORDER,
_T("3D &Border"),
_T("Toggle wxSP_BORDER flag"));
splitMenu->Check(SPLIT_BORDER, true);
splitMenu->AppendCheckItem(SPLIT_3DSASH,
_T("&3D Sash"),
_T("Toggle wxSP_3DSASH flag"));
splitMenu->Check(SPLIT_3DSASH, true);
splitMenu->Append(SPLIT_SETPOSITION,
_T("Set splitter &position\tCtrl-P"),
_T("Set the splitter position"));
splitMenu->Append(SPLIT_SETMINSIZE,
_T("Set &min size\tCtrl-M"),
_T("Set minimum pane size"));
splitMenu->Append(SPLIT_SETGRAVITY,
_T("Set &gravity\tCtrl-G"),
_T("Set gravity of sash"));
splitMenu->AppendSeparator();
splitMenu->Append(SPLIT_REPLACE,
_T("&Replace right window"),
_T("Replace right window"));
splitMenu->AppendSeparator();
splitMenu->Append(SPLIT_QUIT, _T("E&xit\tAlt-X"), _T("Exit"));
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(splitMenu, _T("&Splitter"));
SetMenuBar(menuBar);
menuBar->Check(SPLIT_LIVE, true);
m_splitter = new MySplitterWindow(this);
m_splitter->SetSashGravity(1.0);
#if 1
m_left = new MyCanvas(m_splitter, true);
m_left->SetBackgroundColour(*wxRED);
m_left->SetScrollbars(20, 20, 5, 5);
m_left->SetCursor(wxCursor(wxCURSOR_MAGNIFIER));
m_right = new MyCanvas(m_splitter, false);
m_right->SetBackgroundColour(*wxCYAN);
m_right->SetScrollbars(20, 20, 5, 5);
#else // for testing kbd navigation inside the splitter
m_left = new wxTextCtrl(m_splitter, wxID_ANY, _T("first text"));
m_right = new wxTextCtrl(m_splitter, wxID_ANY, _T("second text"));
#endif
// you can also do this to start with a single window
#if 0
m_right->Show(false);
m_splitter->Initialize(m_left);
#else
// you can also try -100
m_splitter->SplitVertically(m_left, m_right, 100);
#endif
#if wxUSE_STATUSBAR
SetStatusText(_T("Min pane size = 0"), 1);
#endif // wxUSE_STATUSBAR
m_replacewindow = (wxWindow *)0;
}
MyFrame::~MyFrame()
{
if (m_replacewindow) {
m_replacewindow->Destroy();
m_replacewindow = (wxWindow *)0;
}
}
// menu command handlers
void MyFrame::Quit(wxCommandEvent& WXUNUSED(event) )
{
Close(true);
}
void MyFrame::SplitHorizontal(wxCommandEvent& WXUNUSED(event) )
{
if ( m_splitter->IsSplit() )
m_splitter->Unsplit();
m_left->Show(true);
m_right->Show(true);
m_splitter->SplitHorizontally( m_left, m_right );
#if wxUSE_STATUSBAR
SetStatusText(_T("Splitter split horizontally"), 1);
#endif // wxUSE_STATUSBAR
}
void MyFrame::SplitVertical(wxCommandEvent& WXUNUSED(event) )
{
if ( m_splitter->IsSplit() )
m_splitter->Unsplit();
m_left->Show(true);
m_right->Show(true);
m_splitter->SplitVertically( m_left, m_right );
#if wxUSE_STATUSBAR
SetStatusText(_T("Splitter split vertically"), 1);
#endif // wxUSE_STATUSBAR
}
void MyFrame::Unsplit(wxCommandEvent& WXUNUSED(event) )
{
if ( m_splitter->IsSplit() )
m_splitter->Unsplit();
#if wxUSE_STATUSBAR
SetStatusText(_T("No splitter"));
#endif // wxUSE_STATUSBAR
}
void MyFrame::ToggleFlag(int flag, bool enable)
{
long style = m_splitter->GetWindowStyleFlag();
if ( enable )
style |= flag;
else
style &= ~flag;
m_splitter->SetWindowStyleFlag(style);
// we need to move sash to redraw it
int pos = m_splitter->GetSashPosition();
m_splitter->SetSashPosition(pos + 1);
m_splitter->SetSashPosition(pos);
}
void MyFrame::SetPosition(wxCommandEvent& WXUNUSED(event) )
{
wxString str;
str.Printf( wxT("%d"), m_splitter->GetSashPosition());
#if wxUSE_TEXTDLG
str = wxGetTextFromUser(_T("Enter splitter position:"), _T(""), str, this);
#endif
if ( str.empty() )
return;
long pos;
if ( !str.ToLong(&pos) )
{
wxLogError(_T("The splitter position should be an integer."));
return;
}
m_splitter->SetSashPosition(pos);
wxLogStatus(this, _T("Splitter position set to %ld"), pos);
}
void MyFrame::SetMinSize(wxCommandEvent& WXUNUSED(event) )
{
wxString str;
str.Printf( wxT("%d"), m_splitter->GetMinimumPaneSize());
#if wxUSE_TEXTDLG
str = wxGetTextFromUser(_T("Enter minimal size for panes:"), _T(""), str, this);
#endif
if ( str.empty() )
return;
int minsize = wxStrtol( str, (wxChar**)NULL, 10 );
m_splitter->SetMinimumPaneSize(minsize);
#if wxUSE_STATUSBAR
str.Printf( wxT("Min pane size = %d"), minsize);
SetStatusText(str, 1);
#endif // wxUSE_STATUSBAR
}
void MyFrame::SetGravity(wxCommandEvent& WXUNUSED(event) )
{
wxString str;
str.Printf( wxT("%g"), m_splitter->GetSashGravity());
#if wxUSE_TEXTDLG
str = wxGetTextFromUser(_T("Enter sash gravity (0,1):"), _T(""), str, this);
#endif
if ( str.empty() )
return;
double gravity = wxStrtod( str, (wxChar**)NULL);
m_splitter->SetSashGravity(gravity);
#if wxUSE_STATUSBAR
str.Printf( wxT("Gravity = %g"), gravity);
SetStatusText(str, 1);
#endif // wxUSE_STATUSBAR
}
void MyFrame::Replace(wxCommandEvent& WXUNUSED(event) )
{
if (m_replacewindow == 0) {
m_replacewindow = m_splitter->GetWindow2();
m_splitter->ReplaceWindow(m_replacewindow, new wxPanel(m_splitter, wxID_ANY));
m_replacewindow->Hide();
} else {
wxWindow *empty = m_splitter->GetWindow2();
m_splitter->ReplaceWindow(empty, m_replacewindow);
m_replacewindow->Show();
m_replacewindow = 0;
empty->Destroy();
}
}
// Update UI handlers
void MyFrame::UpdateUIHorizontal(wxUpdateUIEvent& event)
{
event.Enable( (!m_splitter->IsSplit()) || (m_splitter->GetSplitMode() != wxSPLIT_HORIZONTAL) );
}
void MyFrame::UpdateUIVertical(wxUpdateUIEvent& event)
{
event.Enable( ( (!m_splitter->IsSplit()) || (m_splitter->GetSplitMode() != wxSPLIT_VERTICAL) ) );
}
void MyFrame::UpdateUIUnsplit(wxUpdateUIEvent& event)
{
event.Enable( m_splitter->IsSplit() );
}
// ----------------------------------------------------------------------------
// MySplitterWindow
// ----------------------------------------------------------------------------
BEGIN_EVENT_TABLE(MySplitterWindow, wxSplitterWindow)
EVT_SPLITTER_SASH_POS_CHANGED(wxID_ANY, MySplitterWindow::OnPositionChanged)
EVT_SPLITTER_SASH_POS_CHANGING(wxID_ANY, MySplitterWindow::OnPositionChanging)
EVT_SPLITTER_DCLICK(wxID_ANY, MySplitterWindow::OnDClick)
EVT_SPLITTER_UNSPLIT(wxID_ANY, MySplitterWindow::OnUnsplitEvent)
END_EVENT_TABLE()
MySplitterWindow::MySplitterWindow(wxFrame *parent)
: wxSplitterWindow(parent, wxID_ANY,
wxDefaultPosition, wxDefaultSize,
wxSP_3D | wxSP_LIVE_UPDATE |
wxCLIP_CHILDREN /* | wxSP_NO_XP_THEME */ )
{
m_frame = parent;
}
void MySplitterWindow::OnPositionChanged(wxSplitterEvent& event)
{
wxLogStatus(m_frame, _T("Position has changed, now = %d (or %d)"),
event.GetSashPosition(), GetSashPosition());
event.Skip();
}
void MySplitterWindow::OnPositionChanging(wxSplitterEvent& event)
{
wxLogStatus(m_frame, _T("Position is changing, now = %d (or %d)"),
event.GetSashPosition(), GetSashPosition());
event.Skip();
}
void MySplitterWindow::OnDClick(wxSplitterEvent& event)
{
#if wxUSE_STATUSBAR
m_frame->SetStatusText(_T("Splitter double clicked"), 1);
#endif // wxUSE_STATUSBAR
event.Skip();
}
void MySplitterWindow::OnUnsplitEvent(wxSplitterEvent& event)
{
#if wxUSE_STATUSBAR
m_frame->SetStatusText(_T("Splitter unsplit"), 1);
#endif // wxUSE_STATUSBAR
event.Skip();
}
// ----------------------------------------------------------------------------
// MyCanvas
// ----------------------------------------------------------------------------
MyCanvas::MyCanvas(wxWindow* parent, bool mirror)
: wxScrolledWindow(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize,
wxHSCROLL | wxVSCROLL | wxNO_FULL_REPAINT_ON_RESIZE)
{
m_mirror = mirror;
}
void MyCanvas::OnDraw(wxDC& dcOrig)
{
wxMirrorDC dc(dcOrig, m_mirror);
dc.SetPen(*wxBLACK_PEN);
dc.DrawLine(0, 0, 100, 200);
dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
dc.DrawText(_T("Testing"), 50, 50);
dc.SetPen(*wxRED_PEN);
dc.SetBrush(*wxGREEN_BRUSH);
dc.DrawRectangle(120, 120, 100, 80);
}
Reference in New Issue View Git Blame Copy Permalink