Ensure there is valid context for DrawRectangle

[wxWidgets.git] / src / generic / dirdlgg.cpp

diff --git a/src/generic/dirdlgg.cpp b/src/generic/dirdlgg.cpp
index 0f62d9a1e240a1dc9e7d886175637f98d4507865..14cf31b5a0bf257f335bbb5ea7cacef11226b0c4 100644 (file)
--- a/src/generic/dirdlgg.cpp
+++ b/src/generic/dirdlgg.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dirdlg.cpp
+// Name:        src/generic/dirdlgg.cpp

 // Purpose:     wxDirDialog
 // Author:      Harm van der Heijden, Robert Roebling & Julian Smart
 // Modified by:
 // Purpose:     wxDirDialog
 // Author:      Harm van der Heijden, Robert Roebling & Julian Smart
 // Modified by:


@@ -9,112 +9,205 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "dirdlgg.h"
-#endif
-
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__

-#pragma hdrstop
+    #pragma hdrstop

 #endif
 
 #endif
 

-#include "wx/defs.h"
-

 #if wxUSE_DIRDLG
 
 #ifndef WX_PRECOMP
     #include "wx/textctrl.h"
     #include "wx/button.h"
 #if wxUSE_DIRDLG
 
 #ifndef WX_PRECOMP
     #include "wx/textctrl.h"
     #include "wx/button.h"

+    #include "wx/checkbox.h"

     #include "wx/sizer.h"
     #include "wx/sizer.h"

-    #include "wx/statline.h"

     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/msgdlg.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/msgdlg.h"

+    #include "wx/bmpbuttn.h"

 #endif
 
 #endif
 

-#include "wx/generic/dirctrlg.h"
+#include "wx/statline.h"
+#include "wx/dirctrl.h"

 #include "wx/generic/dirdlgg.h"
 #include "wx/generic/dirdlgg.h"

+#include "wx/artprov.h"
+#include "wx/menu.h"

 
 

-//-----------------------------------------------------------------------------
-// wxGenericDirDialog
-//-----------------------------------------------------------------------------
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------

 
 static const int ID_DIRCTRL = 1000;
 static const int ID_TEXTCTRL = 1001;
 
 static const int ID_DIRCTRL = 1000;
 static const int ID_TEXTCTRL = 1001;

-static const int ID_OK = 1002;
-static const int ID_CANCEL = 1003;

 static const int ID_NEW = 1004;
 static const int ID_NEW = 1004;

-//static const int ID_CHECK = 1005;
+static const int ID_SHOW_HIDDEN = 1005;
+static const int ID_GO_HOME = 1006;
+
+//-----------------------------------------------------------------------------
+// wxGenericDirDialog
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxGenericDirDialog, wxDialog)

 
 BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)
 
 BEGIN_EVENT_TABLE(wxGenericDirDialog, wxDialog)

-    EVT_BUTTON               (wxID_OK,  wxGenericDirDialog::OnOK)
-    EVT_BUTTON               (wxID_NEW,     wxGenericDirDialog::OnNew)

     EVT_CLOSE                (wxGenericDirDialog::OnCloseWindow)
     EVT_CLOSE                (wxGenericDirDialog::OnCloseWindow)

-    EVT_TREE_KEY_DOWN        (-1,   wxGenericDirDialog::OnTreeKeyDown)
-    EVT_TREE_SEL_CHANGED     (-1,   wxGenericDirDialog::OnTreeSelected)
-    EVT_TEXT_ENTER           (ID_TEXTCTRL,  wxGenericDirDialog::OnOK)
+    EVT_BUTTON               (wxID_OK,        wxGenericDirDialog::OnOK)
+    EVT_BUTTON               (ID_NEW,         wxGenericDirDialog::OnNew)
+    EVT_BUTTON               (ID_GO_HOME,     wxGenericDirDialog::OnGoHome)
+    EVT_TREE_KEY_DOWN        (wxID_ANY,       wxGenericDirDialog::OnTreeKeyDown)
+    EVT_TREE_SEL_CHANGED     (wxID_ANY,       wxGenericDirDialog::OnTreeSelected)
+    EVT_TEXT_ENTER           (ID_TEXTCTRL,    wxGenericDirDialog::OnOK)
+    EVT_CHECKBOX             (ID_SHOW_HIDDEN, wxGenericDirDialog::OnShowHidden)

 END_EVENT_TABLE()
 
 wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
                                        const wxString& defaultPath, long style,
 END_EVENT_TABLE()
 
 wxGenericDirDialog::wxGenericDirDialog(wxWindow* parent, const wxString& title,
                                        const wxString& defaultPath, long style,

-                                       const wxPoint& pos, const wxSize& sz, 
-                                       const wxString& name):
-                wxDialog(parent, ID_DIRCTRL, title, pos, sz, style, name)
+                                       const wxPoint& pos, const wxSize& sz,
+                                       const wxString& name)
+{
+    Create(parent, title, defaultPath, style, pos, sz, name);
+}
+
+bool wxGenericDirDialog::Create(wxWindow* parent,
+                                const wxString& title,
+                                const wxString& defaultPath, long style,
+                                const wxPoint& pos,
+                                const wxSize& sz,
+                                const wxString& name)

 {
     wxBusyCursor cursor;
 
 {
     wxBusyCursor cursor;
 

+    parent = GetParentForModalDialog(parent, style);
+
+    if (!wxDirDialogBase::Create(parent, title, defaultPath, style, pos, sz, name))
+        return false;
+

     m_path = defaultPath;
     if (m_path == wxT("~"))
     m_path = defaultPath;
     if (m_path == wxT("~"))

-        wxGetHomeDir( &m_path );
+        wxGetHomeDir(&m_path);
+    if (m_path == wxT("."))
+        m_path = wxGetCwd();

 
     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 
 
     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 

-    // 1) dir ctrl
-    m_dirCtrl = NULL; // this is neccessary, event handler called from 
-                      // wxGenericDirCtrl would crash otherwise!
-    m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
-                                     m_path, wxPoint(5, 5),
-                                     wxSize(300, 200), 
-                                     wxDIRCTRL_DIR_ONLY|wxSUNKEN_BORDER);
+    // smartphones does not support or do not waste space for wxButtons
+#if defined(__SMARTPHONE__)

 
 

-    topsizer->Add( m_dirCtrl, 1, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
+    wxMenu *dirMenu = new wxMenu;
+    dirMenu->Append(ID_GO_HOME, _("Home"));

 
 

-    // 2) text ctrl
-    m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
-    topsizer->Add( m_input, 0, wxTOP|wxLEFT|wxRIGHT | wxEXPAND, 10 );
+    if (!HasFlag(wxDD_DIR_MUST_EXIST))
+    {
+        dirMenu->Append(ID_NEW, _("New directory"));
+    }

 
 

-#if wxUSE_STATLINE
-    // 3) Static line
-    topsizer->Add( new wxStaticLine( this, -1 ), 0, wxEXPAND | wxLEFT|wxRIGHT|wxTOP, 10 );
-#endif
+    dirMenu->AppendCheckItem(ID_SHOW_HIDDEN, _("Show hidden directories"));
+    dirMenu->AppendSeparator();
+    dirMenu->Append(wxID_CANCEL, _("Cancel"));

 
 

-    // 4) Buttons
+#else
+
+    // 0) 'New' and 'Home' Buttons

     wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );
     wxSizer* buttonsizer = new wxBoxSizer( wxHORIZONTAL );

-    wxButton* okButton = new wxButton(this, wxID_OK, _("OK"));
-    buttonsizer->Add( okButton, 0, wxLEFT|wxRIGHT, 10 );
-    wxButton* cancelButton = new wxButton(this, wxID_CANCEL, _("Cancel"));
-    buttonsizer->Add( cancelButton, 0, wxLEFT|wxRIGHT, 10 );
+
+    // VS: 'Home directory' concept is unknown to MS-DOS
+#if !defined(__DOS__)
+    wxBitmapButton* homeButton =
+        new wxBitmapButton(this, ID_GO_HOME,
+                           wxArtProvider::GetBitmap(wxART_GO_HOME, wxART_BUTTON));
+    buttonsizer->Add( homeButton, 0, wxLEFT|wxRIGHT, 10 );
+#endif

 
     // I'm not convinced we need a New button, and we tend to get annoying
     // accidental-editing with label editing enabled.
 
     // I'm not convinced we need a New button, and we tend to get annoying
     // accidental-editing with label editing enabled.

-    wxButton* newButton = new wxButton( this, wxID_NEW, _("New...") );
-    buttonsizer->Add( newButton, 0, wxLEFT|wxRIGHT, 10 );
+    if (!HasFlag(wxDD_DIR_MUST_EXIST))
+    {
+        wxBitmapButton* newButton =
+            new wxBitmapButton(this, ID_NEW,
+                            wxArtProvider::GetBitmap(wxART_NEW_DIR, wxART_BUTTON));
+        buttonsizer->Add( newButton, 0, wxRIGHT, 10 );
+#if wxUSE_TOOLTIPS
+        newButton->SetToolTip(_("Create new directory"));
+#endif
+    }
+
+#if wxUSE_TOOLTIPS
+    homeButton->SetToolTip(_("Go to home directory"));
+#endif

 
 

-    topsizer->Add( buttonsizer, 0, wxALL | wxCENTER, 10 );
+    topsizer->Add( buttonsizer, 0, wxTOP | wxALIGN_RIGHT, 10 );

 
 

-    okButton->SetDefault();
-    m_dirCtrl->SetFocus();
+#endif // __SMARTPHONE__/!__SMARTPHONE__

 
 

-    SetAutoLayout( TRUE );
+    // 1) dir ctrl
+    m_dirCtrl = NULL; // this is necessary, event handler called from
+                      // wxGenericDirCtrl would crash otherwise!
+    long dirStyle = wxDIRCTRL_DIR_ONLY | wxDEFAULT_CONTROL_BORDER;
+
+#ifdef __WXMSW__
+    if (!HasFlag(wxDD_DIR_MUST_EXIST))
+    {
+        // Only under Windows do we need the wxTR_EDIT_LABEL tree control style
+        // before we can call EditLabel (required for "New directory")
+        dirStyle |= wxDIRCTRL_EDIT_LABELS;
+    }
+#endif
+
+    m_dirCtrl = new wxGenericDirCtrl(this, ID_DIRCTRL,
+                                     m_path, wxDefaultPosition,
+                                     wxSize(300, 200),
+                                     dirStyle);
+
+    wxSizerFlags flagsBorder2;
+    flagsBorder2.DoubleBorder(wxTOP | wxLEFT | wxRIGHT);
+
+    topsizer->Add(m_dirCtrl, wxSizerFlags(flagsBorder2).Proportion(1).Expand());
+
+#ifndef __SMARTPHONE__
+    // TODO: Make this an option depending on a flag?
+    wxCheckBox *
+        check = new wxCheckBox(this, ID_SHOW_HIDDEN, _("Show &hidden directories"));
+    topsizer->Add(check, wxSizerFlags(flagsBorder2).Right());
+#endif // !__SMARTPHONE__
+
+    // 2) text ctrl
+    m_input = new wxTextCtrl( this, ID_TEXTCTRL, m_path, wxDefaultPosition );
+    topsizer->Add(m_input, wxSizerFlags(flagsBorder2).Expand());
+
+    // 3) buttons if any
+    wxSizer *buttonSizer = CreateSeparatedButtonSizer(wxOK | wxCANCEL);
+    if ( buttonSizer )
+    {
+        topsizer->Add(buttonSizer, wxSizerFlags().Expand().DoubleBorder());
+    }
+
+#ifdef __SMARTPHONE__
+    // overwrite menu set by CreateSeparatedButtonSizer() call above
+    SetRightMenu(wxID_ANY, _("Options"), dirMenu);
+#endif
+
+    m_input->SetFocus();
+
+    SetAutoLayout( true );

     SetSizer( topsizer );
 
     topsizer->SetSizeHints( this );
     topsizer->Fit( this );
 
     Centre( wxBOTH );
     SetSizer( topsizer );
 
     topsizer->SetSizeHints( this );
     topsizer->Fit( this );
 
     Centre( wxBOTH );

+
+    return true;
+}
+
+void wxGenericDirDialog::EndModal(int retCode)
+{
+    // before proceeding, change the current working directory if user asked so
+    if (retCode == wxID_OK && HasFlag(wxDD_CHANGE_DIR))
+        wxSetWorkingDirectory(m_path);
+
+    wxDialog::EndModal(retCode);

 }
 
 void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 }
 
 void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))


@@ -125,30 +218,36 @@ void wxGenericDirDialog::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 void wxGenericDirDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 {
     m_path = m_input->GetValue();
 void wxGenericDirDialog::OnOK(wxCommandEvent& WXUNUSED(event))
 {
     m_path = m_input->GetValue();

+

     // Does the path exist? (User may have typed anything in m_input)
     // Does the path exist? (User may have typed anything in m_input)

-    if (wxPathExists(m_path)) {
+    if (wxDirExists(m_path))
+    {

         // OK, path exists, we're done.
         EndModal(wxID_OK);
         return;
     }
         // OK, path exists, we're done.
         EndModal(wxID_OK);
         return;
     }

+

     // Interact with user, find out if the dir is a typo or to be created
     wxString msg;
     // Interact with user, find out if the dir is a typo or to be created
     wxString msg;

-    msg.Printf(_("The directory '%s' does not exist\nCreate it now?"), 
+    msg.Printf(_("The directory '%s' does not exist\nCreate it now?"),

                m_path.c_str());
                m_path.c_str());

-    wxMessageDialog dialog(this, msg, _("Directory does not exist"), 
+    wxMessageDialog dialog(this, msg, _("Directory does not exist"),

                            wxYES_NO | wxICON_WARNING);
 
                            wxYES_NO | wxICON_WARNING);
 

-    if ( dialog.ShowModal() == wxID_YES ) {
+    if ( dialog.ShowModal() == wxID_YES )
+    {

         // Okay, let's make it
         wxLogNull log;
         // Okay, let's make it
         wxLogNull log;

-        if (wxMkdir(m_path)) {
+        if (wxMkdir(m_path))
+        {

             // The new dir was created okay.
             EndModal(wxID_OK);
             return;
         }
             // The new dir was created okay.
             EndModal(wxID_OK);
             return;
         }

-        else {
+        else
+        {

             // Trouble...
             // Trouble...

-            msg.Printf(_("Failed to create directory '%s'\n(Do you have the required permissions?)"), 
+            msg.Printf(_("Failed to create directory '%s'\n(Do you have the required permissions?)"),

                        m_path.c_str());
             wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK | wxICON_ERROR);
             errmsg.ShowModal();
                        m_path.c_str());
             wxMessageDialog errmsg(this, msg, _("Error creating directory"), wxOK | wxICON_ERROR);
             errmsg.ShowModal();


@@ -180,10 +279,16 @@ void wxGenericDirDialog::OnTreeSelected( wxTreeEvent &event )
     if (!m_dirCtrl)
         return;
 
     if (!m_dirCtrl)
         return;
 

-    wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(event.GetItem());
+    wxTreeItemId item = event.GetItem();
+
+    wxDirItemData *data = NULL;
+
+    if(item.IsOk())
+        data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(item);
+

     if (data)
        m_input->SetValue( data->m_path );
     if (data)
        m_input->SetValue( data->m_path );

-};
+}

 
 void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
 {
 
 void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
 {


@@ -193,13 +298,21 @@ void wxGenericDirDialog::OnTreeKeyDown( wxTreeEvent &WXUNUSED(event) )
     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
     if (data)
         m_input->SetValue( data->m_path );
     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData(m_dirCtrl->GetTreeCtrl()->GetSelection());
     if (data)
         m_input->SetValue( data->m_path );

-};
+}
+
+void wxGenericDirDialog::OnShowHidden( wxCommandEvent& event )
+{
+    if (!m_dirCtrl)
+        return;
+
+    m_dirCtrl->ShowHidden( event.GetInt() != 0 );
+}

 
 void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
 {
     wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
     if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||
 
 void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
 {
     wxTreeItemId id = m_dirCtrl->GetTreeCtrl()->GetSelection();
     if ((id == m_dirCtrl->GetTreeCtrl()->GetRootItem()) ||

-        (m_dirCtrl->GetTreeCtrl()->GetParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))
+        (m_dirCtrl->GetTreeCtrl()->GetItemParent(id) == m_dirCtrl->GetTreeCtrl()->GetRootItem()))

     {
         wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
                             _("Create directory"), wxOK | wxICON_INFORMATION );
     {
         wxMessageDialog msg(this, _("You cannot add a new directory to this section."),
                             _("Create directory"), wxOK | wxICON_INFORMATION );


@@ -207,16 +320,16 @@ void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
         return;
     }
 
         return;
     }
 

-    wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetParent( id );
+    wxTreeItemId parent = id ; // m_dirCtrl->GetTreeCtrl()->GetItemParent( id );

     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
     wxASSERT( data );
 
     wxString new_name( _("NewName") );
     wxString path( data->m_path );
     wxDirItemData *data = (wxDirItemData*)m_dirCtrl->GetTreeCtrl()->GetItemData( parent );
     wxASSERT( data );
 
     wxString new_name( _("NewName") );
     wxString path( data->m_path );

-    if (path.Last() != wxFILE_SEP_PATH)
+    if (!wxEndsWithPathSeparator(path))

         path += wxFILE_SEP_PATH;
     path += new_name;
         path += wxFILE_SEP_PATH;
     path += new_name;

-    if (wxFileExists(path))
+    if (wxDirExists(path))

     {
         // try NewName0, NewName1 etc.
         int i = 0;
     {
         // try NewName0, NewName1 etc.
         int i = 0;


@@ -227,11 +340,11 @@ void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
             new_name += num;
 
             path = data->m_path;
             new_name += num;
 
             path = data->m_path;

-            if (path.Last() != wxFILE_SEP_PATH)
+            if (!wxEndsWithPathSeparator(path))

                 path += wxFILE_SEP_PATH;
             path += new_name;
             i++;
                 path += wxFILE_SEP_PATH;
             path += new_name;
             i++;

-        } while (wxFileExists(path));
+        } while (wxDirExists(path));

     }
 
     wxLogNull log;
     }
 
     wxLogNull log;


@@ -242,7 +355,7 @@ void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
         return;
     }
 
         return;
     }
 

-    wxDirItemData *new_data = new wxDirItemData( path, new_name, TRUE );
+    wxDirItemData *new_data = new wxDirItemData( path, new_name, true );

 
     // TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
     // of the parent.
 
     // TODO: THIS CODE DOESN'T WORK YET. We need to avoid duplication of the first child
     // of the parent.


@@ -251,4 +364,9 @@ void wxGenericDirDialog::OnNew( wxCommandEvent& WXUNUSED(event) )
     m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
 }
 
     m_dirCtrl->GetTreeCtrl()->EditLabel( new_id );
 }
 

+void wxGenericDirDialog::OnGoHome(wxCommandEvent& WXUNUSED(event))
+{
+    SetPath(wxGetUserHome());
+}
+

 #endif // wxUSE_DIRDLG
 #endif // wxUSE_DIRDLG