29a7bba6b7
If hierarchy is bad, base classes would assert. Fixes bug #1206516 git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@34646 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
517 lines
15 KiB
C++
517 lines
15 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: gtk/filedlg.cpp
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// Purpose: native implementation of wxFileDialog
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// Author: Robert Roebling, Zbigniew Zagorski, Mart Raudsepp
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// Id: $Id$
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// Copyright: (c) 1998 Robert Roebling, 2004 Zbigniew Zagorski, 2005 Mart Raudsepp
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma implementation "filedlggtk.h"
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#endif
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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// Include setup.h to get wxUSE flags for compilers that do not support precompilation of headers
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#include "wx/setup.h"
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#if wxUSE_FILEDLG
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#include "wx/filedlg.h"
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#ifdef __WXGTK24__
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#include <gtk/gtk.h>
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#include "wx/gtk/private.h"
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#include <unistd.h> // chdir
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#include "wx/intl.h"
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#include "wx/filename.h" // wxFilename
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#include "wx/tokenzr.h" // wxStringTokenizer
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#include "wx/filefn.h" // ::wxGetCwd
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#include "wx/msgdlg.h" // wxMessageDialog
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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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//-----------------------------------------------------------------------------
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// "clicked" for OK-button
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//-----------------------------------------------------------------------------
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extern "C" {
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static void gtk_filedialog_ok_callback(GtkWidget *widget, wxFileDialog *dialog)
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{
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int style = dialog->GetStyle();
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gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(widget));
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if ((style & wxSAVE) && (style & wxOVERWRITE_PROMPT))
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{
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if ( g_file_test(filename, G_FILE_TEST_EXISTS) )
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{
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wxString msg;
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msg.Printf(
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_("File '%s' already exists, do you really want to overwrite it?"),
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wxString(wxConvFileName->cMB2WX(filename)).c_str());
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wxMessageDialog dlg(dialog, msg, _("Confirm"),
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wxYES_NO | wxICON_QUESTION);
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if (dlg.ShowModal() != wxID_YES)
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return;
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}
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}
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// change to the directory where the user went if asked
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if (style & wxCHANGE_DIR)
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{
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// Use chdir to not care about filename encodings
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gchar* folder = g_path_get_dirname(filename);
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chdir(folder);
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g_free(folder);
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}
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g_free(filename);
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wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_OK);
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event.SetEventObject(dialog);
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dialog->GetEventHandler()->ProcessEvent(event);
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}
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}
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//-----------------------------------------------------------------------------
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// "clicked" for Cancel-button
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//-----------------------------------------------------------------------------
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extern "C" {
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static void gtk_filedialog_cancel_callback(GtkWidget *WXUNUSED(w),
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wxFileDialog *dialog)
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{
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wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, wxID_CANCEL);
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event.SetEventObject(dialog);
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dialog->GetEventHandler()->ProcessEvent(event);
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}
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}
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extern "C" {
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static void gtk_filedialog_response_callback(GtkWidget *w,
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gint response,
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wxFileDialog *dialog)
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{
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wxapp_install_idle_handler();
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if (response == GTK_RESPONSE_ACCEPT)
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gtk_filedialog_ok_callback(w, dialog);
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else if (response == GTK_RESPONSE_CANCEL)
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gtk_filedialog_cancel_callback(w, dialog);
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else // "delete"
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{
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gtk_filedialog_cancel_callback(w, dialog);
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dialog->m_destroyed_by_delete = true;
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}
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}
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}
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#endif // __WXGTK24__
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//-----------------------------------------------------------------------------
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// wxFileDialog
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//-----------------------------------------------------------------------------
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IMPLEMENT_DYNAMIC_CLASS(wxFileDialog,wxGenericFileDialog)
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BEGIN_EVENT_TABLE(wxFileDialog,wxGenericFileDialog)
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EVT_BUTTON(wxID_OK, wxFileDialog::OnFakeOk)
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END_EVENT_TABLE()
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wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
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const wxString& defaultDir,
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const wxString& defaultFileName,
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const wxString& wildCard,
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long style, const wxPoint& pos)
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: wxGenericFileDialog(parent, message, defaultDir, defaultFileName,
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wildCard, style, pos, true )
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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wxASSERT_MSG( !( (style & wxSAVE) && (style & wxMULTIPLE) ), wxT("wxFileDialog - wxMULTIPLE used on a save dialog" ) );
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m_needParent = false;
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m_destroyed_by_delete = false;
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if (!PreCreation(parent, pos, wxDefaultSize) ||
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!CreateBase(parent, wxID_ANY, pos, wxDefaultSize, style,
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wxDefaultValidator, wxT("filedialog")))
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{
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wxFAIL_MSG( wxT("wxFileDialog creation failed") );
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return;
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}
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GtkFileChooserAction gtk_action;
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GtkWindow* gtk_parent = NULL;
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if (parent)
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gtk_parent = GTK_WINDOW( gtk_widget_get_toplevel(parent->m_widget) );
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gchar* ok_btn_stock;
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if ( style & wxSAVE )
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{
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gtk_action = GTK_FILE_CHOOSER_ACTION_SAVE;
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ok_btn_stock = GTK_STOCK_SAVE;
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}
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else
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{
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gtk_action = GTK_FILE_CHOOSER_ACTION_OPEN;
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ok_btn_stock = GTK_STOCK_OPEN;
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}
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m_widget = gtk_file_chooser_dialog_new(
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wxGTK_CONV(m_message),
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gtk_parent,
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gtk_action,
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GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
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ok_btn_stock, GTK_RESPONSE_ACCEPT,
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NULL);
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if ( style & wxMULTIPLE )
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gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(m_widget), true);
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// local-only property could be set to false to allow non-local files to be loaded.
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// In that case get/set_uri(s) should be used instead of get/set_filename(s) everywhere
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// and the GtkFileChooserDialog should probably also be created with a backend,
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// e.g "gnome-vfs", "default", ... (gtk_file_chooser_dialog_new_with_backend).
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// Currently local-only is kept as the default - true:
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// gtk_file_chooser_set_local_only(GTK_FILE_CHOOSER(m_widget), true);
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g_signal_connect(G_OBJECT(m_widget), "response",
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GTK_SIGNAL_FUNC(gtk_filedialog_response_callback), (gpointer)this);
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SetWildcard(wildCard);
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if ( style & wxSAVE )
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{
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if ( !defaultDir.empty() )
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gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget),
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wxConvFileName->cWX2MB(defaultDir));
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gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget),
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wxConvFileName->cWX2MB(defaultFileName));
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}
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else
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{
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if ( !defaultFileName.empty() )
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{
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wxString dir;
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if ( defaultDir.empty() )
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dir = ::wxGetCwd();
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else
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dir = defaultDir;
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gtk_file_chooser_set_filename(
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GTK_FILE_CHOOSER(m_widget),
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wxConvFileName->cWX2MB( wxFileName(dir, defaultFileName).GetFullPath() ) );
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}
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else if ( !defaultDir.empty() )
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gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(m_widget),
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wxConvFileName->cWX2MB(defaultDir) );
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}
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}
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else
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#endif
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wxGenericFileDialog::Create( parent, message, defaultDir, defaultFileName, wildCard, style, pos );
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}
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wxFileDialog::~wxFileDialog()
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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if (m_destroyed_by_delete)
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m_widget = NULL;
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}
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#endif
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}
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void wxFileDialog::OnFakeOk( wxCommandEvent &event )
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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wxDialog::OnOK( event );
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else
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#endif
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wxGenericFileDialog::OnListOk( event );
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}
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int wxFileDialog::ShowModal()
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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return wxDialog::ShowModal();
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else
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#endif
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return wxGenericFileDialog::ShowModal();
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}
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bool wxFileDialog::Show( bool show )
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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return wxDialog::Show( show );
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else
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#endif
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return wxGenericFileDialog::Show( show );
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}
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void wxFileDialog::DoSetSize(int x, int y, int width, int height, int sizeFlags )
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{
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if (!m_wxwindow)
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return;
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else
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wxGenericFileDialog::DoSetSize( x, y, width, height, sizeFlags );
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}
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wxString wxFileDialog::GetPath() const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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return wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget)));
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else
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#endif
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return wxGenericFileDialog::GetPath();
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}
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void wxFileDialog::GetFilenames(wxArrayString& files) const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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GetPaths(files);
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for (size_t n = 0; n < files.GetCount(); ++n )
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{
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wxFileName file(files[n]);
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files[n] = file.GetFullName();
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}
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}
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else
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#endif
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wxGenericFileDialog::GetFilenames( files );
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}
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void wxFileDialog::GetPaths(wxArrayString& paths) const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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paths.Empty();
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if (gtk_file_chooser_get_select_multiple(GTK_FILE_CHOOSER(m_widget)))
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{
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GSList *gpathsi = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(m_widget));
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GSList *gpaths = gpathsi;
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while (gpathsi)
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{
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wxString file(wxConvFileName->cMB2WX((gchar*) gpathsi->data));
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paths.Add(file);
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g_free(gpathsi->data);
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gpathsi = gpathsi->next;
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}
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g_slist_free(gpaths);
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}
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else
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paths.Add(GetPath());
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}
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else
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#endif
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wxGenericFileDialog::GetPaths( paths );
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}
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void wxFileDialog::SetMessage(const wxString& message)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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m_message = message;
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SetTitle(message);
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}
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else
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#endif
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wxGenericFileDialog::SetMessage( message );
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}
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void wxFileDialog::SetPath(const wxString& path)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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if (path.empty()) return;
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gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(path));
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}
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else
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#endif
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wxGenericFileDialog::SetPath( path );
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}
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void wxFileDialog::SetDirectory(const wxString& dir)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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if (wxDirExists(dir))
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{
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gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(dir));
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}
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}
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else
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#endif
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wxGenericFileDialog::SetDirectory( dir );
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}
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wxString wxFileDialog::GetDirectory() const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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return wxConvFileName->cMB2WX(
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gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(m_widget) ) );
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else
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#endif
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return wxGenericFileDialog::GetDirectory();
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}
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void wxFileDialog::SetFilename(const wxString& name)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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if (GetStyle() & wxSAVE)
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gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(m_widget), wxConvFileName->cWX2MB(name));
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else
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SetPath(wxFileName(GetDirectory(), name).GetFullPath());
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}
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else
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#endif
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wxGenericFileDialog::SetFilename( name );
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}
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wxString wxFileDialog::GetFilename() const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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return wxFileName(
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wxConvFileName->cMB2WX(gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(m_widget))) ).GetFullName();
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else
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#endif
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return wxGenericFileDialog::GetFilename();
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}
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void wxFileDialog::SetWildcard(const wxString& wildCard)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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// parse filters
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wxArrayString wildDescriptions, wildFilters;
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if (!wxParseCommonDialogsFilter(wildCard, wildDescriptions, wildFilters))
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{
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wxFAIL_MSG( wxT("wxFileDialog::SetWildCard - bad wildcard string") );
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}
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else
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{
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// Parsing went fine. Set m_wildCard to be returned by wxFileDialogBase::GetWildcard
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m_wildCard = wildCard;
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GtkFileChooser* chooser = GTK_FILE_CHOOSER(m_widget);
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// empty current filter list:
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GSList* ifilters = gtk_file_chooser_list_filters(chooser);
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GSList* filters = ifilters;
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while (ifilters)
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{
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gtk_file_chooser_remove_filter(chooser,GTK_FILE_FILTER(ifilters->data));
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ifilters = ifilters->next;
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}
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g_slist_free(filters);
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// add parsed to GtkChooser
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for (size_t n = 0; n < wildFilters.GetCount(); ++n)
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{
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GtkFileFilter* filter = gtk_file_filter_new();
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gtk_file_filter_set_name(filter, wxGTK_CONV(wildDescriptions[n]));
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wxStringTokenizer exttok(wildFilters[n], wxT(";"));
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while (exttok.HasMoreTokens())
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{
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wxString token = exttok.GetNextToken();
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gtk_file_filter_add_pattern(filter, wxGTK_CONV(token));
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}
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gtk_file_chooser_add_filter(chooser, filter);
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}
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// Reset the filter index
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SetFilterIndex(0);
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}
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}
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else
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#endif
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wxGenericFileDialog::SetWildcard( wildCard );
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}
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void wxFileDialog::SetFilterIndex(int filterIndex)
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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gpointer filter;
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GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
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GSList *filters = gtk_file_chooser_list_filters(chooser);
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filter = g_slist_nth_data(filters, filterIndex);
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if (filter != NULL)
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{
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gtk_file_chooser_set_filter(chooser, GTK_FILE_FILTER(filter));
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}
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else
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{
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wxFAIL_MSG( wxT("wxFileDialog::SetFilterIndex - bad filter index") );
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}
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g_slist_free(filters);
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}
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else
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#endif
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wxGenericFileDialog::SetFilterIndex( filterIndex );
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}
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int wxFileDialog::GetFilterIndex() const
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{
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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GtkFileChooser *chooser = GTK_FILE_CHOOSER(m_widget);
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GtkFileFilter *filter = gtk_file_chooser_get_filter(chooser);
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GSList *filters = gtk_file_chooser_list_filters(chooser);
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gint index = g_slist_index(filters, filter);
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g_slist_free(filters);
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if (index == -1)
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{
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wxFAIL_MSG( wxT("wxFileDialog::GetFilterIndex - bad filter index returned by gtk+") );
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return 0;
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}
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else
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return index;
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}
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else
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#endif
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return wxGenericFileDialog::GetFilterIndex();
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}
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#endif // wxUSE_FILEDLG
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