7941ba111c
Fixed some compilation warnings, Minor change to OpenGL code. Documented wxImageHandler::GetImageCount() and related. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4784 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
487 lines
13 KiB
C++
487 lines
13 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: mdi.cpp
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// Purpose:
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// Author: Robert Roebling
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "mdi.h"
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#endif
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#include "wx/mdi.h"
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#if wxUSE_MDI_ARCHITECTURE
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#include "wx/dialog.h"
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#include "wx/menu.h"
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#include "wx/intl.h"
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#include <glib.h>
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#include <gdk/gdk.h>
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#include <gtk/gtk.h>
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#include "wx/gtk/win_gtk.h"
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//-----------------------------------------------------------------------------
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// constants
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//-----------------------------------------------------------------------------
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const int wxMENU_HEIGHT = 27;
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//-----------------------------------------------------------------------------
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// idle system
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//-----------------------------------------------------------------------------
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extern void wxapp_install_idle_handler();
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extern bool g_isIdle;
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//-----------------------------------------------------------------------------
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// globals
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//-----------------------------------------------------------------------------
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extern wxList wxPendingDelete;
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//-----------------------------------------------------------------------------
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// "switch_page"
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//-----------------------------------------------------------------------------
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static void
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gtk_mdi_page_change_callback( GtkNotebook *WXUNUSED(widget),
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GtkNotebookPage *page,
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gint WXUNUSED(page_num),
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wxMDIParentFrame *parent )
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{
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if (g_isIdle)
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wxapp_install_idle_handler();
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// send deactivate event to old child
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wxMDIChildFrame *child = parent->GetActiveChild();
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if (child)
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{
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wxActivateEvent event1( wxEVT_ACTIVATE, FALSE, child->GetId() );
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event1.SetEventObject( child);
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child->GetEventHandler()->ProcessEvent( event1 );
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}
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// send activate event to new child
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wxMDIClientWindow *client_window = parent->GetClientWindow();
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if (!client_window)
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return;
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child = (wxMDIChildFrame*) NULL;
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wxNode *node = client_window->GetChildren().First();
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while (node)
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{
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wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
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if (child_frame->m_page == page)
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{
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child = child_frame;
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break;
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}
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node = node->Next();
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}
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if (!child)
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return;
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wxActivateEvent event2( wxEVT_ACTIVATE, TRUE, child->GetId() );
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event2.SetEventObject( child);
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child->GetEventHandler()->ProcessEvent( event2 );
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}
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//-----------------------------------------------------------------------------
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// wxMDIParentFrame
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMDIParentFrame,wxFrame)
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BEGIN_EVENT_TABLE(wxMDIParentFrame, wxFrame)
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END_EVENT_TABLE()
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wxMDIParentFrame::wxMDIParentFrame()
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{
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m_justInserted = FALSE;
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m_clientWindow = (wxMDIClientWindow *) NULL;
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}
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wxMDIParentFrame::wxMDIParentFrame( wxWindow *parent,
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wxWindowID id, const wxString& title,
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const wxPoint& pos, const wxSize& size,
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long style, const wxString& name )
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{
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m_justInserted = FALSE;
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m_clientWindow = (wxMDIClientWindow *) NULL;
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Create( parent, id, title, pos, size, style, name );
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}
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wxMDIParentFrame::~wxMDIParentFrame()
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{
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}
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bool wxMDIParentFrame::Create( wxWindow *parent,
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wxWindowID id, const wxString& title,
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const wxPoint& pos, const wxSize& size,
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long style, const wxString& name )
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{
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wxFrame::Create( parent, id, title, pos, size, style, name );
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OnCreateClient();
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return TRUE;
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}
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void wxMDIParentFrame::GtkOnSize( int x, int y, int width, int height )
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{
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wxFrame::GtkOnSize( x, y, width, height );
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wxMDIChildFrame *child_frame = GetActiveChild();
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if (!child_frame) return;
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wxMenuBar *menu_bar = child_frame->m_menuBar;
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if (!menu_bar) return;
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if (!menu_bar->m_widget) return;
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menu_bar->m_x = 0;
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menu_bar->m_y = 0;
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menu_bar->m_width = m_width;
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menu_bar->m_height = wxMENU_HEIGHT;
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gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
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menu_bar->m_widget,
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0, 0, m_width, wxMENU_HEIGHT );
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}
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void wxMDIParentFrame::OnInternalIdle()
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{
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/* if a an MDI child window has just been inserted
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it has to be brought to the top in idle time. we
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simply set the last notebook page active as new
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pages can only be appended at the end */
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if (m_justInserted)
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{
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GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
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gtk_notebook_set_page( notebook, g_list_length( notebook->children ) - 1 );
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m_justInserted = FALSE;
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return;
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}
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wxFrame::OnInternalIdle();
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wxMDIChildFrame *active_child_frame = GetActiveChild();
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bool visible_child_menu = FALSE;
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wxNode *node = m_clientWindow->GetChildren().First();
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while (node)
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{
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wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
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wxMenuBar *menu_bar = child_frame->m_menuBar;
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if (child_frame->m_menuBar)
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{
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if (child_frame == active_child_frame)
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{
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if (menu_bar->Show(TRUE))
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{
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menu_bar->m_width = m_width;
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menu_bar->m_height = wxMENU_HEIGHT;
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gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
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menu_bar->m_widget,
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0, 0, m_width, wxMENU_HEIGHT );
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menu_bar->SetInvokingWindow( child_frame );
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}
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visible_child_menu = TRUE;
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}
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else
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{
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if (menu_bar->Show(FALSE))
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{
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menu_bar->UnsetInvokingWindow( child_frame );
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}
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}
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}
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node = node->Next();
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}
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/* show/hide parent menu bar as required */
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if ((m_frameMenuBar) &&
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(m_frameMenuBar->IsShown() == visible_child_menu))
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{
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if (visible_child_menu)
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{
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m_frameMenuBar->Show( FALSE );
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m_frameMenuBar->UnsetInvokingWindow( this );
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}
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else
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{
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m_frameMenuBar->Show( TRUE );
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m_frameMenuBar->SetInvokingWindow( this );
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m_frameMenuBar->m_width = m_width;
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m_frameMenuBar->m_height = wxMENU_HEIGHT;
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gtk_pizza_set_size( GTK_PIZZA(m_mainWidget),
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m_frameMenuBar->m_widget,
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0, 0, m_width, wxMENU_HEIGHT );
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}
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}
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}
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void wxMDIParentFrame::GetClientSize(int *width, int *height ) const
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{
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wxFrame::GetClientSize( width, height );
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}
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wxMDIChildFrame *wxMDIParentFrame::GetActiveChild() const
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{
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if (!m_clientWindow) return (wxMDIChildFrame*) NULL;
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GtkNotebook *notebook = GTK_NOTEBOOK(m_clientWindow->m_widget);
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if (!notebook) return (wxMDIChildFrame*) NULL;
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#if (GTK_MINOR_VERSION > 0)
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gint i = gtk_notebook_get_current_page( notebook );
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#else
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gint i = gtk_notebook_current_page( notebook );
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#endif
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if (i < 0) return (wxMDIChildFrame*) NULL;
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GtkNotebookPage* page = (GtkNotebookPage*) (g_list_nth(notebook->children,i)->data);
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if (!page) return (wxMDIChildFrame*) NULL;
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wxNode *node = m_clientWindow->GetChildren().First();
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while (node)
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{
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wxMDIChildFrame *child_frame = (wxMDIChildFrame *)node->Data();
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if (child_frame->m_page == page)
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return child_frame;
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node = node->Next();
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}
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return (wxMDIChildFrame*) NULL;
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}
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wxMDIClientWindow *wxMDIParentFrame::GetClientWindow() const
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{
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return m_clientWindow;
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}
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wxMDIClientWindow *wxMDIParentFrame::OnCreateClient()
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{
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m_clientWindow = new wxMDIClientWindow( this );
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return m_clientWindow;
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}
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void wxMDIParentFrame::ActivateNext()
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{
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if (m_clientWindow)
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gtk_notebook_next_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
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}
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void wxMDIParentFrame::ActivatePrevious()
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{
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if (m_clientWindow)
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gtk_notebook_prev_page( GTK_NOTEBOOK(m_clientWindow->m_widget) );
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}
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void wxMDIParentFrame::OnActivate( wxActivateEvent& WXUNUSED(event) )
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{
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}
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void wxMDIParentFrame::OnSysColourChanged( wxSysColourChangedEvent& WXUNUSED(event) )
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{
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}
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//-----------------------------------------------------------------------------
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// wxMDIChildFrame
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMDIChildFrame,wxFrame)
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BEGIN_EVENT_TABLE(wxMDIChildFrame, wxFrame)
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EVT_ACTIVATE(wxMDIChildFrame::OnActivate)
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END_EVENT_TABLE()
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wxMDIChildFrame::wxMDIChildFrame()
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{
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m_menuBar = (wxMenuBar *) NULL;
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m_page = (GtkNotebookPage *) NULL;
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}
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wxMDIChildFrame::wxMDIChildFrame( wxMDIParentFrame *parent,
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wxWindowID id, const wxString& title,
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const wxPoint& WXUNUSED(pos), const wxSize& size,
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long style, const wxString& name )
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{
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m_menuBar = (wxMenuBar *) NULL;
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m_page = (GtkNotebookPage *) NULL;
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Create( parent, id, title, wxDefaultPosition, size, style, name );
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}
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wxMDIChildFrame::~wxMDIChildFrame()
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{
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if (m_menuBar)
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delete m_menuBar;
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}
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bool wxMDIChildFrame::Create( wxMDIParentFrame *parent,
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wxWindowID id, const wxString& title,
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const wxPoint& WXUNUSED(pos), const wxSize& size,
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long style, const wxString& name )
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{
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m_title = title;
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return wxWindow::Create( parent->GetClientWindow(), id, wxDefaultPosition, size, style, name );
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}
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void wxMDIChildFrame::GetClientSize( int *width, int *height ) const
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{
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wxWindow::GetClientSize( width, height );
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}
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void wxMDIChildFrame::AddChild( wxWindowBase *child )
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{
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wxWindow::AddChild(child);
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}
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void wxMDIChildFrame::SetMenuBar( wxMenuBar *menu_bar )
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{
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wxASSERT_MSG( m_menuBar == NULL, wxT("Only one menubar allowed") );
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m_menuBar = menu_bar;
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if (m_menuBar)
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{
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wxMDIParentFrame *mdi_frame = (wxMDIParentFrame*)m_parent->GetParent();
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m_menuBar->SetParent( mdi_frame );
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/* insert the invisible menu bar into the _parent_ mdi frame */
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gtk_pizza_put( GTK_PIZZA(mdi_frame->m_mainWidget),
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m_menuBar->m_widget,
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0, 0, mdi_frame->m_width, wxMENU_HEIGHT );
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}
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}
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wxMenuBar *wxMDIChildFrame::GetMenuBar() const
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{
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return m_menuBar;
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}
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void wxMDIChildFrame::Activate()
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{
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#if (GTK_MINOR_VERSION > 0)
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wxMDIParentFrame* parent = (wxMDIParentFrame*) GetParent();
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GtkNotebook* notebook = GTK_NOTEBOOK(parent->m_widget);
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gint pageno = gtk_notebook_page_num( notebook, m_page->child );
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gtk_notebook_set_page( notebook, pageno );
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#else
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// the only way I can see to do this under gtk+ 1.0.X would
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// be to keep track of page numbers, start at first and
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// do "next" enough times to get to this page number - messy
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// - J. Russell Smyth
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#endif
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}
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void wxMDIChildFrame::OnActivate( wxActivateEvent &WXUNUSED(event) )
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{
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}
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//-----------------------------------------------------------------------------
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// "size_allocate"
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//-----------------------------------------------------------------------------
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static void gtk_page_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, wxWindow *win )
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{
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if (g_isIdle) wxapp_install_idle_handler();
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if ((win->m_x == alloc->x) &&
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(win->m_y == alloc->y) &&
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(win->m_width == alloc->width) &&
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(win->m_height == alloc->height) &&
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(win->m_sizeSet))
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{
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return;
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}
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win->SetSize( alloc->x, alloc->y, alloc->width, alloc->height );
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}
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//-----------------------------------------------------------------------------
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// InsertChild callback for wxMDIClientWindow
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//-----------------------------------------------------------------------------
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static void wxInsertChildInMDI( wxMDIClientWindow* parent, wxMDIChildFrame* child )
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{
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wxString s = child->m_title;
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if (s.IsNull()) s = _("MDI child");
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GtkWidget *label_widget = gtk_label_new( s.mbc_str() );
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gtk_misc_set_alignment( GTK_MISC(label_widget), 0.0, 0.5 );
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gtk_signal_connect( GTK_OBJECT(child->m_widget), "size_allocate",
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GTK_SIGNAL_FUNC(gtk_page_size_callback), (gpointer)child );
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GtkNotebook *notebook = GTK_NOTEBOOK(parent->m_widget);
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gtk_notebook_append_page( notebook, child->m_widget, label_widget );
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child->m_page = (GtkNotebookPage*) (g_list_last(notebook->children)->data);
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wxMDIParentFrame *parent_frame = (wxMDIParentFrame*) parent->GetParent();
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parent_frame->m_justInserted = TRUE;
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}
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//-----------------------------------------------------------------------------
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// wxMDIClientWindow
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxMDIClientWindow,wxWindow)
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wxMDIClientWindow::wxMDIClientWindow()
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{
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}
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wxMDIClientWindow::wxMDIClientWindow( wxMDIParentFrame *parent, long style )
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{
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CreateClient( parent, style );
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}
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wxMDIClientWindow::~wxMDIClientWindow()
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{
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}
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bool wxMDIClientWindow::CreateClient( wxMDIParentFrame *parent, long style )
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{
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m_needParent = TRUE;
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m_insertCallback = (wxInsertChildFunction)wxInsertChildInMDI;
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if (!PreCreation( parent, wxDefaultPosition, wxDefaultSize ) ||
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!CreateBase( parent, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("wxMDIClientWindow") ))
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{
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wxFAIL_MSG( wxT("wxMDIClientWindow creation failed") );
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return FALSE;
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}
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m_widget = gtk_notebook_new();
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gtk_signal_connect( GTK_OBJECT(m_widget), "switch_page",
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GTK_SIGNAL_FUNC(gtk_mdi_page_change_callback), (gpointer)parent );
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gtk_notebook_set_scrollable( GTK_NOTEBOOK(m_widget), 1 );
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m_parent->DoAddChild( this );
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PostCreation();
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Show( TRUE );
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return TRUE;
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}
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#endif
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