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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3190 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
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David Webster
1999-07-29 05:11:30 +00:00
parent c2ff79b17b
commit 0e320a79f1
145 changed files with 23991 additions and 0 deletions

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/////////////////////////////////////////////////////////////////////////////
// Name: frame.cpp
// Purpose: wxFrame
// Author: AUTHOR
// Modified by:
// Created: ??/??/98
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "frame.h"
#endif
#include "wx/frame.h"
#include "wx/statusbr.h"
#include "wx/toolbar.h"
#include "wx/menuitem.h"
#include "wx/menu.h"
#include "wx/dcclient.h"
#include "wx/dialog.h"
#include "wx/settings.h"
#include "wx/app.h"
extern wxList wxModelessWindows;
extern wxList wxPendingDelete;
#if !USE_SHARED_LIBRARY
BEGIN_EVENT_TABLE(wxFrame, wxWindow)
EVT_SIZE(wxFrame::OnSize)
EVT_ACTIVATE(wxFrame::OnActivate)
EVT_MENU_HIGHLIGHT_ALL(wxFrame::OnMenuHighlight)
EVT_SYS_COLOUR_CHANGED(wxFrame::OnSysColourChanged)
EVT_IDLE(wxFrame::OnIdle)
EVT_CLOSE(wxFrame::OnCloseWindow)
END_EVENT_TABLE()
IMPLEMENT_DYNAMIC_CLASS(wxFrame, wxWindow)
#endif
#if wxUSE_NATIVE_STATUSBAR
bool wxFrame::m_useNativeStatusBar = TRUE;
#else
bool wxFrame::m_useNativeStatusBar = FALSE;
#endif
wxFrame::wxFrame()
{
m_frameToolBar = NULL ;
m_frameMenuBar = NULL;
m_frameStatusBar = NULL;
m_windowParent = NULL;
m_iconized = FALSE;
}
bool wxFrame::Create(wxWindow *parent,
wxWindowID id,
const wxString& title,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name)
{
if (!parent)
wxTopLevelWindows.Append(this);
SetName(name);
m_windowStyle = style;
m_frameMenuBar = NULL;
m_frameToolBar = NULL ;
m_frameStatusBar = NULL;
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
if ( id > -1 )
m_windowId = id;
else
m_windowId = (int)NewControlId();
if (parent) parent->AddChild(this);
wxModelessWindows.Append(this);
// TODO: create frame.
return FALSE;
}
wxFrame::~wxFrame()
{
wxTopLevelWindows.DeleteObject(this);
if (m_frameStatusBar)
delete m_frameStatusBar;
if (m_frameMenuBar)
delete m_frameMenuBar;
/* Check if it's the last top-level window */
if (wxTheApp && (wxTopLevelWindows.Number() == 0))
{
wxTheApp->SetTopWindow(NULL);
if (wxTheApp->GetExitOnFrameDelete())
{
// TODO signal to the app that we're going to close
}
}
wxModelessWindows.DeleteObject(this);
}
// Get size *available for subwindows* i.e. excluding menu bar, toolbar etc.
void wxFrame::GetClientSize(int *x, int *y) const
{
// TODO
}
// Set the client size (i.e. leave the calculation of borders etc.
// to wxWindows)
void wxFrame::SetClientSize(int width, int height)
{
// TODO
}
void wxFrame::GetSize(int *width, int *height) const
{
// TODO
}
void wxFrame::GetPosition(int *x, int *y) const
{
// TODO
}
void wxFrame::SetSize(int x, int y, int width, int height, int sizeFlags)
{
// TODO
}
bool wxFrame::Show(bool show)
{
// TODO
return FALSE;
}
void wxFrame::Iconize(bool iconize)
{
// TODO
}
// Equivalent to maximize/restore in Windows
void wxFrame::Maximize(bool maximize)
{
// TODO
}
bool wxFrame::IsIconized() const
{
// TODO
return FALSE;
}
// Is the frame maximized?
bool wxFrame::IsMaximized(void) const
{
// TODO
return FALSE;
}
void wxFrame::SetTitle(const wxString& title)
{
// TODO
}
wxString wxFrame::GetTitle() const
{
// TODO
return wxString("");
}
void wxFrame::SetIcon(const wxIcon& icon)
{
m_icon = icon;
// TODO
}
wxStatusBar *wxFrame::OnCreateStatusBar(int number, long style, wxWindowID id,
const wxString& name)
{
wxStatusBar *statusBar = NULL;
statusBar = new wxStatusBar(this, id, wxPoint(0, 0), wxSize(100, 20),
style, name);
// Set the height according to the font and the border size
wxClientDC dc(statusBar);
dc.SetFont(statusBar->GetFont());
long x, y;
dc.GetTextExtent("X", &x, &y);
int height = (int)( (y * 1.1) + 2* statusBar->GetBorderY());
statusBar->SetSize(-1, -1, 100, height);
statusBar->SetFieldsCount(number);
return statusBar;
}
wxStatusBar* wxFrame::CreateStatusBar(int number, long style, wxWindowID id,
const wxString& name)
{
// Calling CreateStatusBar twice is an error.
wxCHECK_MSG( m_frameStatusBar == NULL, FALSE,
"recreating status bar in wxFrame" );
m_frameStatusBar = OnCreateStatusBar(number, style, id,
name);
if ( m_frameStatusBar )
{
PositionStatusBar();
return m_frameStatusBar;
}
else
return NULL;
}
void wxFrame::SetStatusText(const wxString& text, int number)
{
wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set text for" );
m_frameStatusBar->SetStatusText(text, number);
}
void wxFrame::SetStatusWidths(int n, const int widths_field[])
{
wxCHECK_RET( m_frameStatusBar != NULL, "no statusbar to set widths for" );
m_frameStatusBar->SetStatusWidths(n, widths_field);
PositionStatusBar();
}
void wxFrame::PositionStatusBar()
{
int w, h;
GetClientSize(&w, &h);
int sw, sh;
m_frameStatusBar->GetSize(&sw, &sh);
// Since we wish the status bar to be directly under the client area,
// we use the adjusted sizes without using wxSIZE_NO_ADJUSTMENTS.
m_frameStatusBar->SetSize(0, h, w, sh);
}
void wxFrame::SetMenuBar(wxMenuBar *menuBar)
{
if (!menuBar)
{
m_frameMenuBar = NULL;
return;
}
m_frameMenuBar = menuBar;
// TODO
}
void wxFrame::Fit()
{
// Work out max. size
wxNode *node = GetChildren().First();
int max_width = 0;
int max_height = 0;
while (node)
{
// Find a child that's a subwindow, but not a dialog box.
wxWindow *win = (wxWindow *)node->Data();
if (!win->IsKindOf(CLASSINFO(wxFrame)) &&
!win->IsKindOf(CLASSINFO(wxDialog)))
{
int width, height;
int x, y;
win->GetSize(&width, &height);
win->GetPosition(&x, &y);
if ((x + width) > max_width)
max_width = x + width;
if ((y + height) > max_height)
max_height = y + height;
}
node = node->Next();
}
SetClientSize(max_width, max_height);
}
// Responds to colour changes, and passes event on to children.
void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
{
SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
Refresh();
if ( m_frameStatusBar )
{
wxSysColourChangedEvent event2;
event2.SetEventObject( m_frameStatusBar );
m_frameStatusBar->ProcessEvent(event2);
}
// Propagate the event to the non-top-level children
wxWindow::OnSysColourChanged(event);
}
// Default resizing behaviour - if only ONE subwindow,
// resize to client rectangle size
void wxFrame::OnSize(wxSizeEvent& event)
{
// if we're using constraints - do use them
#if wxUSE_CONSTRAINTS
if ( GetAutoLayout() ) {
Layout();
return;
}
#endif
// do we have _exactly_ one child?
wxWindow *child = NULL;
for ( wxNode *node = GetChildren().First(); node; node = node->Next() )
{
wxWindow *win = (wxWindow *)node->Data();
if ( !win->IsKindOf(CLASSINFO(wxFrame)) &&
!win->IsKindOf(CLASSINFO(wxDialog)) &&
(win != GetStatusBar()) &&
(win != GetToolBar()) )
{
if ( child )
return; // it's our second subwindow - nothing to do
child = win;
}
}
if ( child ) {
// we have exactly one child - set it's size to fill the whole frame
int clientW, clientH;
GetClientSize(&clientW, &clientH);
int x = 0;
int y = 0;
child->SetSize(x, y, clientW, clientH);
}
}
// Default activation behaviour - set the focus for the first child
// subwindow found.
void wxFrame::OnActivate(wxActivateEvent& event)
{
for(wxNode *node = GetChildren().First(); node; node = node->Next())
{
// Find a child that's a subwindow, but not a dialog box.
wxWindow *child = (wxWindow *)node->Data();
if (!child->IsKindOf(CLASSINFO(wxFrame)) &&
!child->IsKindOf(CLASSINFO(wxDialog)))
{
child->SetFocus();
return;
}
}
}
// The default implementation for the close window event.
void wxFrame::OnCloseWindow(wxCloseEvent& event)
{
this->Destroy();
}
// Destroy the window (delayed, if a managed window)
bool wxFrame::Destroy()
{
if (!wxPendingDelete.Member(this))
wxPendingDelete.Append(this);
return TRUE;
}
// Default menu selection behaviour - display a help string
void wxFrame::OnMenuHighlight(wxMenuEvent& event)
{
if (GetStatusBar())
{
if (event.GetMenuId() == -1)
SetStatusText("");
else
{
wxMenuBar *menuBar = GetMenuBar();
if (menuBar)
{
wxString helpString(menuBar->GetHelpString(event.GetMenuId()));
if (helpString != "")
SetStatusText(helpString);
}
}
}
}
wxMenuBar *wxFrame::GetMenuBar() const
{
return m_frameMenuBar;
}
void wxFrame::Centre(int direction)
{
int display_width, display_height, width, height, x, y;
wxDisplaySize(&display_width, &display_height);
GetSize(&width, &height);
GetPosition(&x, &y);
if (direction & wxHORIZONTAL)
x = (int)((display_width - width)/2);
if (direction & wxVERTICAL)
y = (int)((display_height - height)/2);
SetSize(x, y, width, height);
}
// Call this to simulate a menu command
void wxFrame::Command(int id)
{
ProcessCommand(id);
}
void wxFrame::ProcessCommand(int id)
{
wxCommandEvent commandEvent(wxEVENT_TYPE_MENU_COMMAND, id);
commandEvent.SetInt( id );
commandEvent.SetEventObject( this );
wxMenuBar *bar = GetMenuBar() ;
if (!bar)
return;
/* TODO: check the menu item if required
wxMenuItem *item = bar->FindItemForId(id) ;
if (item && item->IsCheckable())
{
bar->Check(id,!bar->Checked(id)) ;
}
*/
wxEvtHandler* evtHandler = GetEventHandler();
evtHandler->ProcessEvent(commandEvent);
}
// Checks if there is a toolbar, and returns the first free client position
wxPoint wxFrame::GetClientAreaOrigin() const
{
wxPoint pt(0, 0);
if (GetToolBar())
{
int w, h;
GetToolBar()->GetSize(& w, & h);
if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
{
pt.x += w;
}
else
{
pt.y += h;
}
}
return pt;
}
void wxFrame::ScreenToClient(int *x, int *y) const
{
wxWindow::ScreenToClient(x, y);
// We may be faking the client origin.
// So a window that's really at (0, 30) may appear
// (to wxWin apps) to be at (0, 0).
wxPoint pt(GetClientAreaOrigin());
*x -= pt.x;
*y -= pt.y;
}
void wxFrame::ClientToScreen(int *x, int *y) const
{
// We may be faking the client origin.
// So a window that's really at (0, 30) may appear
// (to wxWin apps) to be at (0, 0).
wxPoint pt1(GetClientAreaOrigin());
*x += pt1.x;
*y += pt1.y;
wxWindow::ClientToScreen(x, y);
}
wxToolBar* wxFrame::CreateToolBar(long style, wxWindowID id, const wxString& name)
{
wxCHECK_MSG( m_frameToolBar == NULL, FALSE,
"recreating toolbar in wxFrame" );
wxToolBar* toolBar = OnCreateToolBar(style, id, name);
if (toolBar)
{
SetToolBar(toolBar);
PositionToolBar();
return toolBar;
}
else
{
return NULL;
}
}
wxToolBar* wxFrame::OnCreateToolBar(long style, wxWindowID id, const wxString& name)
{
return new wxToolBar(this, id, wxDefaultPosition, wxDefaultSize, style, name);
}
void wxFrame::PositionToolBar()
{
int cw, ch;
// TODO: we actually need to use the low-level client size, before
// the toolbar/status bar were added.
// So DEFINITELY replace the line below with something appropriate.
GetClientSize(& cw, &ch);
if ( GetStatusBar() )
{
int statusX, statusY;
GetStatusBar()->GetClientSize(&statusX, &statusY);
ch -= statusY;
}
if (GetToolBar())
{
int tw, th;
GetToolBar()->GetSize(& tw, & th);
if (GetToolBar()->GetWindowStyleFlag() & wxTB_VERTICAL)
{
// Use the 'real' position. wxSIZE_NO_ADJUSTMENTS
// means, pretend we don't have toolbar/status bar, so we
// have the original client size.
GetToolBar()->SetSize(0, 0, tw, ch, wxSIZE_NO_ADJUSTMENTS);
}
else
{
// Use the 'real' position
GetToolBar()->SetSize(0, 0, cw, th, wxSIZE_NO_ADJUSTMENTS);
}
}
}