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merged 2.4 branch into the trunk

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18040 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-12-04 14:11:26 +00:00
parent 59a944cb63
commit 2b5f62a0b2
1057 changed files with 37805 additions and 24034 deletions
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220
samples/scroll/scroll.cpp
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@@ -4,6 +4,7 @@
* Author: Robert Roebling
*
* Copyright: (C) 1998, Robert Roebling
* 2002, Ron Lee
*
*/
@@ -51,6 +52,30 @@ public:
DECLARE_EVENT_TABLE()
};
// ----------------------------------------------------------------------------
// Autoscrolling example.
// ----------------------------------------------------------------------------
// this class uses the 'virtual' size attribute along with an internal
// sizer to automatically set up scrollbars as needed
class MyAutoScrollWindow : public wxScrolledWindow
{
private:
wxButton *m_button;
public:
MyAutoScrollWindow( wxWindow *parent );
void OnResizeClick( wxCommandEvent &WXUNUSED( event ) );
DECLARE_EVENT_TABLE()
};
// ----------------------------------------------------------------------------
// MyScrolledWindow classes: examples of wxScrolledWindow usage
// ----------------------------------------------------------------------------
@@ -59,17 +84,15 @@ public:
class MyScrolledWindowBase : public wxScrolledWindow
{
public:
MyScrolledWindowBase(wxWindow *parent) : wxScrolledWindow(parent)
MyScrolledWindowBase(wxWindow *parent)
: wxScrolledWindow(parent)
, m_nLines( 100 )
{
m_nLines = 100;
InitScrollbars();
wxClientDC dc(this);
dc.GetTextExtent(_T("Line 17"), NULL, &m_hLine);
}
protected:
// set the scrollbar params
void InitScrollbars();
// the height of one line on screen
wxCoord m_hLine;
@@ -78,24 +101,40 @@ protected:
};
// this class does "stupid" redrawing - it redraws everything each time
// and sets the scrollbar extent directly.
class MyScrolledWindowDumb : public MyScrolledWindowBase
{
public:
MyScrolledWindowDumb(wxWindow *parent) : MyScrolledWindowBase(parent) { }
MyScrolledWindowDumb(wxWindow *parent) : MyScrolledWindowBase(parent)
{
// no horz scrolling
SetScrollbars(0, m_hLine, 0, m_nLines + 1, 0, 0, TRUE /* no refresh */);
}
virtual void OnDraw(wxDC& dc);
};
// this class does "smart" redrawing - only redraws the lines which must be
// redrawn
// redrawn and sets the scroll rate and virtual size to affect the
// scrollbars.
//
// Note that this class should produce identical results to the one above.
class MyScrolledWindowSmart : public MyScrolledWindowBase
{
public:
MyScrolledWindowSmart(wxWindow *parent) : MyScrolledWindowBase(parent) { }
MyScrolledWindowSmart(wxWindow *parent) : MyScrolledWindowBase(parent)
{
// no horz scrolling
SetScrollRate( 0, m_hLine );
SetVirtualSize( -1, ( m_nLines + 1 ) * m_hLine );
}
virtual void OnDraw(wxDC& dc);
};
// ----------------------------------------------------------------------------
// MyFrame
// ----------------------------------------------------------------------------
@@ -131,13 +170,13 @@ IMPLEMENT_APP(MyApp)
// ids
#define ID_ADDBUTTON 1
#define ID_DELBUTTON 2
#define ID_MOVEBUTTON 3
#define ID_SCROLLWIN 4
#define ID_QUERYPOS 5
const long ID_ADDBUTTON = wxNewId();
const long ID_DELBUTTON = wxNewId();
const long ID_MOVEBUTTON = wxNewId();
const long ID_SCROLLWIN = wxNewId();
const long ID_QUERYPOS = wxNewId();
#define ID_NEWBUTTON 10
const long ID_NEWBUTTON = wxNewId();
// MyCanvas
@@ -145,7 +184,7 @@ IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
EVT_PAINT( MyCanvas::OnPaint)
EVT_MOUSE_EVENTS( MyCanvas::OnMouseDown)
EVT_MOUSE_EVENTS( MyCanvas::OnMouseDown)
EVT_BUTTON( ID_QUERYPOS, MyCanvas::OnQueryPosition)
EVT_BUTTON( ID_ADDBUTTON, MyCanvas::OnAddButton)
EVT_BUTTON( ID_DELBUTTON, MyCanvas::OnDeleteButton)
@@ -155,12 +194,15 @@ END_EVENT_TABLE()
MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
const wxPoint &pos, const wxSize &size )
: wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER | wxTAB_TRAVERSAL, "test canvas" )
: wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER | wxTAB_TRAVERSAL, _T("test canvas") )
{
(void) new wxButton( this, ID_ADDBUTTON, "add button", wxPoint(10,10) );
(void) new wxButton( this, ID_DELBUTTON, "del button", wxPoint(10,40) );
(void) new wxButton( this, ID_MOVEBUTTON, "move button", wxPoint(150,10) );
(void) new wxButton( this, ID_SCROLLWIN, "scroll win", wxPoint(250,10) );
SetScrollRate( 10, 10 );
SetVirtualSize( 500, 1000 );
(void) new wxButton( this, ID_ADDBUTTON, _T("add button"), wxPoint(10,10) );
(void) new wxButton( this, ID_DELBUTTON, _T("del button"), wxPoint(10,40) );
(void) new wxButton( this, ID_MOVEBUTTON, _T("move button"), wxPoint(150,10) );
(void) new wxButton( this, ID_SCROLLWIN, _T("scroll win"), wxPoint(250,10) );
#if 0
@@ -253,9 +295,9 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
wxPaintDC dc( this );
PrepareDC( dc );
dc.DrawText( "Press mouse button to test calculations!", 160, 50 );
dc.DrawText( _T("Press mouse button to test calculations!"), 160, 50 );
dc.DrawText( "Some text", 140, 140 );
dc.DrawText( _T("Some text"), 140, 140 );
dc.DrawRectangle( 100, 160, 200, 200 );
}
@@ -271,7 +313,7 @@ void MyCanvas::OnQueryPosition( wxCommandEvent &WXUNUSED(event) )
void MyCanvas::OnAddButton( wxCommandEvent &WXUNUSED(event) )
{
wxLogMessage( wxT("Inserting button at position 10,70...") );
wxButton *button = new wxButton( this, ID_NEWBUTTON, "new button", wxPoint(10,70), wxSize(80,25) );
wxButton *button = new wxButton( this, ID_NEWBUTTON, wxT("new button"), wxPoint(10,70), wxSize(80,25) );
wxPoint pt( button->GetPosition() );
wxLogMessage( wxT("-> Position after inserting %d %d"), pt.x, pt.y );
}
@@ -305,12 +347,87 @@ void MyCanvas::OnScrollWin( wxCommandEvent &WXUNUSED(event) )
Scroll( -1, y+2 );
}
// MyAutoScrollWindow
const long ID_RESIZEBUTTON = wxNewId();
const wxSize SMALL_BUTTON( 100, 50 );
const wxSize LARGE_BUTTON( 300, 100 );
BEGIN_EVENT_TABLE( MyAutoScrollWindow, wxScrolledWindow)
EVT_BUTTON( ID_RESIZEBUTTON, MyAutoScrollWindow::OnResizeClick)
END_EVENT_TABLE()
MyAutoScrollWindow::MyAutoScrollWindow( wxWindow *parent )
: wxScrolledWindow( parent )
{
SetBackgroundColour( wxT("GREEN") );
// Set the rate we'd like for scrolling.
SetScrollRate( 5, 5 );
// Populate a sizer with a 'resizing' button and some
// other static decoration
wxFlexGridSizer *innersizer = new wxFlexGridSizer( 2, 2 );
m_button = new wxButton( this,
ID_RESIZEBUTTON,
_T("Press me"),
wxDefaultPosition,
SMALL_BUTTON );
// We need to do this here, because wxADJUST_MINSIZE below
// will cause the initial size to be ignored for Best/Min size.
// It would be nice to fix the sizers to handle this a little
// more cleanly.
m_button->SetSizeHints( SMALL_BUTTON.GetWidth(), SMALL_BUTTON.GetHeight() );
innersizer->Add( m_button,
0,
wxALIGN_CENTER | wxALL | wxADJUST_MINSIZE,
20 );
innersizer->Add( new wxStaticText( this, -1, _T("This is just") ),
0,
wxALIGN_CENTER );
innersizer->Add( new wxStaticText( this, -1, _T("some decoration") ),
0,
wxALIGN_CENTER );
innersizer->Add( new wxStaticText( this, -1, _T("for you to scroll...") ),
0,
wxALIGN_CENTER );
// Then use the sizer to set the scrolled region size.
SetSizer( innersizer );
}
void MyAutoScrollWindow::OnResizeClick( wxCommandEvent &WXUNUSED( event ) )
{
// Arbitrarily resize the button to change the minimum size of
// the (scrolled) sizer.
if( m_button->GetSize() == SMALL_BUTTON )
m_button->SetSizeHints( LARGE_BUTTON.GetWidth(), LARGE_BUTTON.GetHeight() );
else
m_button->SetSizeHints( SMALL_BUTTON.GetWidth(), SMALL_BUTTON.GetHeight() );
// Force update layout and scrollbars, since nothing we do here
// necessarily generates a size event which would do it for us.
FitInside();
}
// MyFrame
const int ID_QUIT = 108;
const int ID_ABOUT = 109;
const int ID_DELETE_ALL = 110;
const int ID_INSERT_NEW = 111;
const long ID_QUIT = wxNewId();
const long ID_ABOUT = wxNewId();
const long ID_DELETE_ALL = wxNewId();
const long ID_INSERT_NEW = wxNewId();
IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
@@ -322,17 +439,17 @@ BEGIN_EVENT_TABLE(MyFrame,wxFrame)
END_EVENT_TABLE()
MyFrame::MyFrame()
: wxFrame( (wxFrame *)NULL, -1, "wxScrolledWindow sample",
: wxFrame( (wxFrame *)NULL, -1, _T("wxScrolledWindow sample"),
wxPoint(20,20), wxSize(470,500) )
{
wxMenu *file_menu = new wxMenu();
file_menu->Append( ID_DELETE_ALL, "Delete all");
file_menu->Append( ID_INSERT_NEW, "Insert new");
file_menu->Append( ID_ABOUT, "&About..");
file_menu->Append( ID_QUIT, "E&xit\tAlt-X");
file_menu->Append( ID_DELETE_ALL, _T("Delete all"));
file_menu->Append( ID_INSERT_NEW, _T("Insert new"));
file_menu->Append( ID_ABOUT, _T("&About.."));
file_menu->Append( ID_QUIT, _T("E&xit\tAlt-X"));
wxMenuBar *menu_bar = new wxMenuBar();
menu_bar->Append(file_menu, "&File");
menu_bar->Append(file_menu, _T("&File"));
SetMenuBar( menu_bar );
@@ -340,19 +457,24 @@ MyFrame::MyFrame()
int widths[] = { -1, 100 };
SetStatusWidths( 2, widths );
m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(100,100) );
m_canvas->SetScrollbars( 10, 10, 50, 100 );
wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
// Setting an explicit size here is superfluous, it will be overridden
// by the sizer in any case.
m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(100,100) );
// This is done with ScrollRate/VirtualSize in MyCanvas ctor now,
// both should produce identical results.
//m_canvas->SetScrollbars( 10, 10, 50, 100 );
topsizer->Add( m_canvas, 1, wxEXPAND );
topsizer->Add( new MyAutoScrollWindow( this ), 1, wxEXPAND );
wxSizer *sizerBtm = new wxBoxSizer(wxHORIZONTAL);
sizerBtm->Add( new MyScrolledWindowDumb(this), 1, wxEXPAND );
sizerBtm->Add( new MyScrolledWindowSmart(this), 1, wxEXPAND );
topsizer->Add( sizerBtm, 1, wxEXPAND );
SetAutoLayout( TRUE );
SetSizer( topsizer );
}
@@ -363,7 +485,7 @@ void MyFrame::OnDeleteAll( wxCommandEvent &WXUNUSED(event) )
void MyFrame::OnInsertNew( wxCommandEvent &WXUNUSED(event) )
{
(void)new wxButton( m_canvas, -1, "Hello", wxPoint(100,100) );
(void)new wxButton( m_canvas, -1, _T("Hello"), wxPoint(100,100) );
}
void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
@@ -373,9 +495,12 @@ void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
{
(void)wxMessageBox( "wxScroll demo\n"
"Robert Roebling (c) 1998",
"About wxScroll Demo", wxICON_INFORMATION | wxOK );
(void)wxMessageBox( _T("wxScroll demo\n"
"Robert Roebling (c) 1998\n"
"Autoscrolling examples\n"
"Ron Lee (c) 2002"),
_T("About wxScroll Demo"),
wxICON_INFORMATION | wxOK );
}
//-----------------------------------------------------------------------------
@@ -394,15 +519,6 @@ bool MyApp::OnInit()
// MyScrolledWindowXXX
// ----------------------------------------------------------------------------
void MyScrolledWindowBase::InitScrollbars()
{
wxClientDC dc(this);
dc.GetTextExtent(_T("Line 17"), NULL, &m_hLine);
// no horz scrolling
SetScrollbars(0, m_hLine, 0, m_nLines + 1, 0, 0, TRUE /* no refresh */);
}
void MyScrolledWindowDumb::OnDraw(wxDC& dc)
{
// this is useful to see which lines are redrawn