14b4c0ff12
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30947 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
456 lines
12 KiB
C++
456 lines
12 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: splitter.cpp
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// Purpose: wxSplitterWindow sample
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows license
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/////////////////////////////////////////////////////////////////////////////
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// ============================================================================
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// declarations
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// ============================================================================
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/log.h"
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#include "wx/app.h"
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#include "wx/frame.h"
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#include "wx/scrolwin.h"
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#include "wx/menu.h"
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#include "wx/textdlg.h" // for wxGetTextFromUser
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#endif
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#include "wx/splitter.h"
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#include "wx/dcmirror.h"
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// ID for the menu commands
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enum
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{
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SPLIT_QUIT,
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SPLIT_HORIZONTAL,
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SPLIT_VERTICAL,
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SPLIT_UNSPLIT,
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SPLIT_LIVE,
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SPLIT_SETPOSITION,
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SPLIT_SETMINSIZE,
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SPLIT_SETGRAVITY
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};
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// ----------------------------------------------------------------------------
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// our classes
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// ----------------------------------------------------------------------------
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class MyApp: public wxApp
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{
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public:
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MyApp() { }
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virtual bool OnInit();
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DECLARE_NO_COPY_CLASS(MyApp)
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};
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class MyFrame: public wxFrame
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{
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public:
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MyFrame();
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virtual ~MyFrame(){};
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// Menu commands
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void SplitHorizontal(wxCommandEvent& event);
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void SplitVertical(wxCommandEvent& event);
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void Unsplit(wxCommandEvent& event);
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void ToggleLive(wxCommandEvent& event);
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void SetPosition(wxCommandEvent& event);
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void SetMinSize(wxCommandEvent& event);
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void SetGravity(wxCommandEvent& event);
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void Quit(wxCommandEvent& event);
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// Menu command update functions
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void UpdateUIHorizontal(wxUpdateUIEvent& event);
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void UpdateUIVertical(wxUpdateUIEvent& event);
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void UpdateUIUnsplit(wxUpdateUIEvent& event);
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private:
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wxScrolledWindow *m_left, *m_right;
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wxSplitterWindow* m_splitter;
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DECLARE_EVENT_TABLE()
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DECLARE_NO_COPY_CLASS(MyFrame)
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};
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class MySplitterWindow : public wxSplitterWindow
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{
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public:
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MySplitterWindow(wxFrame *parent);
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// event handlers
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void OnPositionChanged(wxSplitterEvent& event);
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void OnPositionChanging(wxSplitterEvent& event);
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void OnDClick(wxSplitterEvent& event);
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void OnUnsplitEvent(wxSplitterEvent& event);
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private:
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wxFrame *m_frame;
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DECLARE_EVENT_TABLE()
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DECLARE_NO_COPY_CLASS(MySplitterWindow)
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};
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class MyCanvas: public wxScrolledWindow
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{
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public:
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MyCanvas(wxWindow* parent, bool mirror);
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virtual ~MyCanvas(){};
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virtual void OnDraw(wxDC& dc);
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private:
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bool m_mirror;
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DECLARE_NO_COPY_CLASS(MyCanvas)
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};
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// MyApp
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// ----------------------------------------------------------------------------
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IMPLEMENT_APP(MyApp)
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bool MyApp::OnInit()
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{
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// create and show the main frame
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MyFrame* frame = new MyFrame;
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frame->Show(true);
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return true;
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}
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// ----------------------------------------------------------------------------
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// MyFrame
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(MyFrame, wxFrame)
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EVT_MENU(SPLIT_VERTICAL, MyFrame::SplitVertical)
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EVT_MENU(SPLIT_HORIZONTAL, MyFrame::SplitHorizontal)
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EVT_MENU(SPLIT_UNSPLIT, MyFrame::Unsplit)
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EVT_MENU(SPLIT_LIVE, MyFrame::ToggleLive)
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EVT_MENU(SPLIT_SETPOSITION, MyFrame::SetPosition)
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EVT_MENU(SPLIT_SETMINSIZE, MyFrame::SetMinSize)
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EVT_MENU(SPLIT_SETGRAVITY, MyFrame::SetGravity)
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EVT_MENU(SPLIT_QUIT, MyFrame::Quit)
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EVT_UPDATE_UI(SPLIT_VERTICAL, MyFrame::UpdateUIVertical)
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EVT_UPDATE_UI(SPLIT_HORIZONTAL, MyFrame::UpdateUIHorizontal)
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EVT_UPDATE_UI(SPLIT_UNSPLIT, MyFrame::UpdateUIUnsplit)
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END_EVENT_TABLE()
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// My frame constructor
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MyFrame::MyFrame()
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: wxFrame(NULL, wxID_ANY, _T("wxSplitterWindow sample"),
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wxDefaultPosition, wxSize(420, 300),
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wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
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{
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#if wxUSE_STATUSBAR
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CreateStatusBar(2);
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#endif // wxUSE_STATUSBAR
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// Make a menubar
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wxMenu *splitMenu = new wxMenu;
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splitMenu->Append(SPLIT_VERTICAL,
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_T("Split &Vertically\tCtrl-V"),
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_T("Split vertically"));
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splitMenu->Append(SPLIT_HORIZONTAL,
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_T("Split &Horizontally\tCtrl-H"),
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_T("Split horizontally"));
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splitMenu->Append(SPLIT_UNSPLIT,
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_T("&Unsplit\tCtrl-U"),
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_T("Unsplit"));
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splitMenu->AppendSeparator();
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splitMenu->AppendCheckItem(SPLIT_LIVE,
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_T("&Live update\tCtrl-L"),
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_T("Toggle live update mode"));
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splitMenu->Append(SPLIT_SETPOSITION,
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_T("Set splitter &position\tCtrl-P"),
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_T("Set the splitter position"));
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splitMenu->Append(SPLIT_SETMINSIZE,
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_T("Set &min size\tCtrl-M"),
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_T("Set minimum pane size"));
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splitMenu->Append(SPLIT_SETGRAVITY,
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_T("Set &gravity\tCtrl-G"),
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_T("Set gravity of sash"));
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splitMenu->AppendSeparator();
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splitMenu->Append(SPLIT_QUIT, _T("E&xit\tAlt-X"), _T("Exit"));
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wxMenuBar *menuBar = new wxMenuBar;
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menuBar->Append(splitMenu, _T("&Splitter"));
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SetMenuBar(menuBar);
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menuBar->Check(SPLIT_LIVE, true);
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m_splitter = new MySplitterWindow(this);
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m_splitter->SetSashGravity(1.0);
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#if 1
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m_left = new MyCanvas(m_splitter, true);
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m_left->SetBackgroundColour(*wxRED);
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m_left->SetScrollbars(20, 20, 5, 5);
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m_left->SetCursor(wxCursor(wxCURSOR_MAGNIFIER));
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m_right = new MyCanvas(m_splitter, false);
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m_right->SetBackgroundColour(*wxCYAN);
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m_right->SetScrollbars(20, 20, 5, 5);
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#else // for testing kbd navigation inside the splitter
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m_left = new wxTextCtrl(m_splitter, wxID_ANY, _T("first text"));
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m_right = new wxTextCtrl(m_splitter, wxID_ANY, _T("second text"));
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#endif
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// you can also do this to start with a single window
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#if 0
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m_right->Show(false);
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m_splitter->Initialize(m_left);
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#else
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// you can also try -100
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m_splitter->SplitVertically(m_left, m_right, 100);
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#endif
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#if wxUSE_STATUSBAR
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SetStatusText(_T("Min pane size = 0"), 1);
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#endif // wxUSE_STATUSBAR
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}
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// menu command handlers
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void MyFrame::Quit(wxCommandEvent& WXUNUSED(event) )
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{
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Close(true);
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}
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void MyFrame::SplitHorizontal(wxCommandEvent& WXUNUSED(event) )
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{
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if ( m_splitter->IsSplit() )
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m_splitter->Unsplit();
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m_left->Show(true);
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m_right->Show(true);
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m_splitter->SplitHorizontally( m_left, m_right );
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#if wxUSE_STATUSBAR
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SetStatusText(_T("Splitter split horizontally"), 1);
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#endif // wxUSE_STATUSBAR
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}
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void MyFrame::SplitVertical(wxCommandEvent& WXUNUSED(event) )
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{
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if ( m_splitter->IsSplit() )
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m_splitter->Unsplit();
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m_left->Show(true);
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m_right->Show(true);
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m_splitter->SplitVertically( m_left, m_right );
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#if wxUSE_STATUSBAR
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SetStatusText(_T("Splitter split vertically"), 1);
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#endif // wxUSE_STATUSBAR
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}
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void MyFrame::Unsplit(wxCommandEvent& WXUNUSED(event) )
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{
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if ( m_splitter->IsSplit() )
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m_splitter->Unsplit();
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#if wxUSE_STATUSBAR
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SetStatusText(_T("No splitter"));
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#endif // wxUSE_STATUSBAR
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}
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void MyFrame::ToggleLive(wxCommandEvent& event )
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{
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long style = m_splitter->GetWindowStyleFlag();
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if ( event.IsChecked() )
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style |= wxSP_LIVE_UPDATE;
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else
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style &= ~wxSP_LIVE_UPDATE;
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m_splitter->SetWindowStyleFlag(style);
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}
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void MyFrame::SetPosition(wxCommandEvent& WXUNUSED(event) )
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{
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wxString str;
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str.Printf( wxT("%d"), m_splitter->GetSashPosition());
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str = wxGetTextFromUser(_T("Enter splitter position:"), _T(""), str, this);
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if ( str.empty() )
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return;
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long pos;
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if ( !str.ToLong(&pos) )
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{
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wxLogError(_T("The splitter position should be an integer."));
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return;
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}
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m_splitter->SetSashPosition(pos);
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wxLogStatus(this, _T("Splitter position set to %ld"), pos);
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}
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void MyFrame::SetMinSize(wxCommandEvent& WXUNUSED(event) )
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{
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wxString str;
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str.Printf( wxT("%d"), m_splitter->GetMinimumPaneSize());
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str = wxGetTextFromUser(_T("Enter minimal size for panes:"), _T(""), str, this);
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if ( str.empty() )
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return;
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int minsize = wxStrtol( str, (wxChar**)NULL, 10 );
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m_splitter->SetMinimumPaneSize(minsize);
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#if wxUSE_STATUSBAR
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str.Printf( wxT("Min pane size = %d"), minsize);
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SetStatusText(str, 1);
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#endif // wxUSE_STATUSBAR
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}
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void MyFrame::SetGravity(wxCommandEvent& WXUNUSED(event) )
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{
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wxString str;
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str.Printf( wxT("%g"), m_splitter->GetSashGravity());
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str = wxGetTextFromUser(_T("Enter sash gravity (0,1):"), _T(""), str, this);
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if ( str.empty() )
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return;
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double gravity = wxStrtod( str, (wxChar**)NULL);
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m_splitter->SetSashGravity(gravity);
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#if wxUSE_STATUSBAR
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str.Printf( wxT("Gravity = %g"), gravity);
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SetStatusText(str, 1);
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#endif // wxUSE_STATUSBAR
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}
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// Update UI handlers
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void MyFrame::UpdateUIHorizontal(wxUpdateUIEvent& event)
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{
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event.Enable( (!m_splitter->IsSplit()) || (m_splitter->GetSplitMode() != wxSPLIT_HORIZONTAL) );
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}
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void MyFrame::UpdateUIVertical(wxUpdateUIEvent& event)
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{
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event.Enable( ( (!m_splitter->IsSplit()) || (m_splitter->GetSplitMode() != wxSPLIT_VERTICAL) ) );
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}
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void MyFrame::UpdateUIUnsplit(wxUpdateUIEvent& event)
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{
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event.Enable( m_splitter->IsSplit() );
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}
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// ----------------------------------------------------------------------------
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// MySplitterWindow
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// ----------------------------------------------------------------------------
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BEGIN_EVENT_TABLE(MySplitterWindow, wxSplitterWindow)
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EVT_SPLITTER_SASH_POS_CHANGED(wxID_ANY, MySplitterWindow::OnPositionChanged)
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EVT_SPLITTER_SASH_POS_CHANGING(wxID_ANY, MySplitterWindow::OnPositionChanging)
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EVT_SPLITTER_DCLICK(wxID_ANY, MySplitterWindow::OnDClick)
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EVT_SPLITTER_UNSPLIT(wxID_ANY, MySplitterWindow::OnUnsplitEvent)
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END_EVENT_TABLE()
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MySplitterWindow::MySplitterWindow(wxFrame *parent)
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: wxSplitterWindow(parent, wxID_ANY,
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wxDefaultPosition, wxDefaultSize,
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wxSP_3D | wxSP_LIVE_UPDATE |
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wxCLIP_CHILDREN /* | wxSP_NO_XP_THEME */ )
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{
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m_frame = parent;
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}
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void MySplitterWindow::OnPositionChanged(wxSplitterEvent& event)
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{
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wxLogStatus(m_frame, _T("Position has changed, now = %d (or %d)"),
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event.GetSashPosition(), GetSashPosition());
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event.Skip();
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}
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void MySplitterWindow::OnPositionChanging(wxSplitterEvent& event)
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{
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wxLogStatus(m_frame, _T("Position is changing, now = %d (or %d)"),
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event.GetSashPosition(), GetSashPosition());
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event.Skip();
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}
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void MySplitterWindow::OnDClick(wxSplitterEvent& event)
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{
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#if wxUSE_STATUSBAR
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m_frame->SetStatusText(_T("Splitter double clicked"), 1);
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#endif // wxUSE_STATUSBAR
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event.Skip();
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}
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void MySplitterWindow::OnUnsplitEvent(wxSplitterEvent& event)
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{
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#if wxUSE_STATUSBAR
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m_frame->SetStatusText(_T("Splitter unsplit"), 1);
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#endif // wxUSE_STATUSBAR
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event.Skip();
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}
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// ----------------------------------------------------------------------------
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// MyCanvas
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// ----------------------------------------------------------------------------
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MyCanvas::MyCanvas(wxWindow* parent, bool mirror)
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: wxScrolledWindow(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize,
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wxHSCROLL | wxVSCROLL | wxNO_FULL_REPAINT_ON_RESIZE)
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{
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m_mirror = mirror;
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}
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void MyCanvas::OnDraw(wxDC& dcOrig)
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{
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wxMirrorDC dc(dcOrig, m_mirror);
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dc.SetPen(*wxBLACK_PEN);
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dc.DrawLine(0, 0, 100, 200);
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dc.SetBackgroundMode(wxTRANSPARENT);
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dc.DrawText(_T("Testing"), 50, 50);
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dc.SetPen(*wxRED_PEN);
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dc.SetBrush(*wxGREEN_BRUSH);
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dc.DrawRectangle(120, 120, 100, 80);
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}
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