]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/docview.cpp
fix for using wxDataObjectComposite with the clipboard
[wxWidgets.git] / src / common / docview.cpp
index 97ed29a0eec36d5ddfb1a64b600e465a73fede10..36ecc6a51a70aa25978e168e7b528fe94ee2f564 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        docview.cpp
+// Name:        src/common/docview.cpp
 // Purpose:     Document/view classes
 // Author:      Julian Smart
 // Modified by:
@@ -57,6 +57,7 @@
 #include "wx/docview.h"
 #include "wx/confbase.h"
 #include "wx/file.h"
+#include "wx/cmdproc.h"
 
 #include <stdio.h>
 #include <string.h>
 // wxWindows macros
 // ----------------------------------------------------------------------------
 
-    IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler)
-    IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler)
-    IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler)
-    IMPLEMENT_CLASS(wxDocChildFrame, wxFrame)
-    IMPLEMENT_CLASS(wxDocParentFrame, wxFrame)
+IMPLEMENT_ABSTRACT_CLASS(wxDocument, wxEvtHandler)
+IMPLEMENT_ABSTRACT_CLASS(wxView, wxEvtHandler)
+IMPLEMENT_ABSTRACT_CLASS(wxDocTemplate, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxDocManager, wxEvtHandler)
+IMPLEMENT_CLASS(wxDocChildFrame, wxFrame)
+IMPLEMENT_CLASS(wxDocParentFrame, wxFrame)
 
-    #if wxUSE_PRINTING_ARCHITECTURE
-        IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout)
-    #endif
+#if wxUSE_PRINTING_ARCHITECTURE
+    IMPLEMENT_DYNAMIC_CLASS(wxDocPrintout, wxPrintout)
+#endif
 
-    IMPLEMENT_CLASS(wxCommand, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxCommandProcessor, wxObject)
-    IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject)
+IMPLEMENT_DYNAMIC_CLASS(wxFileHistory, wxObject)
 
 // ----------------------------------------------------------------------------
 // function prototypes
@@ -230,7 +229,7 @@ bool wxDocument::Save()
 {
     bool ret = FALSE;
 
-    if (!IsModified()) return TRUE;
+    if (!IsModified() && m_savedYet) return TRUE;
     if (m_documentFile == wxT("") || !m_savedYet)
         ret = SaveAs();
     else
@@ -248,7 +247,7 @@ bool wxDocument::SaveAs()
 
     wxString tmp = wxFileSelector(_("Save as"),
             docTemplate->GetDirectory(),
-            GetFilename(),
+            wxFileNameFromPath(GetFilename()),
             docTemplate->GetDefaultExtension(),
             docTemplate->GetFileFilter(),
             wxSAVE | wxOVERWRITE_PROMPT,
@@ -296,7 +295,7 @@ bool wxDocument::OnSaveDocument(const wxString& file)
         msgTitle = wxString(_("File error"));
 
 #if wxUSE_STD_IOSTREAM
-    ofstream store(wxString(file.fn_str()).mb_str());
+    wxSTD ofstream store(wxString(file.fn_str()).mb_str());
     if (store.fail() || store.bad())
 #else
     wxFileOutputStream store(wxString(file.fn_str()));
@@ -332,7 +331,7 @@ bool wxDocument::OnOpenDocument(const wxString& file)
         msgTitle = wxString(_("File error"));
 
 #if wxUSE_STD_IOSTREAM
-    ifstream store(wxString(file.fn_str()).mb_str());
+    wxSTD ifstream store(wxString(file.fn_str()).mb_str());
     if (store.fail() || store.bad())
 #else
     wxFileInputStream store(wxString(file.fn_str()));
@@ -365,7 +364,7 @@ bool wxDocument::OnOpenDocument(const wxString& file)
 }
 
 #if wxUSE_STD_IOSTREAM
-istream& wxDocument::LoadObject(istream& stream)
+wxSTD istream& wxDocument::LoadObject(wxSTD istream& stream)
 #else
 wxInputStream& wxDocument::LoadObject(wxInputStream& stream)
 #endif
@@ -374,7 +373,7 @@ wxInputStream& wxDocument::LoadObject(wxInputStream& stream)
 }
 
 #if wxUSE_STD_IOSTREAM
-ostream& wxDocument::SaveObject(ostream& stream)
+wxSTD ostream& wxDocument::SaveObject(wxSTD ostream& stream)
 #else
 wxOutputStream& wxDocument::SaveObject(wxOutputStream& stream)
 #endif
@@ -1386,7 +1385,7 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
                 msgTitle = wxTheApp->GetAppName();
             else
                 msgTitle = wxString(_("File error"));
-            
+
             (void)wxMessageBox(_("Sorry, could not open this file."), msgTitle, wxOK | wxICON_EXCLAMATION,
                 parent);
 
@@ -1435,21 +1434,40 @@ wxDocTemplate *wxDocManager::SelectDocumentPath(wxDocTemplate **templates,
 }
 
 wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
-                                                int noTemplates)
+                                                int noTemplates, bool sort)
 {
-    wxArrayString strings;
+    wxArrayString strings(sort);
     wxDocTemplate **data = new wxDocTemplate *[noTemplates];
     int i;
     int n = 0;
-    for (i = 0; i < noTemplates; i++)
-    {
-        if (templates[i]->IsVisible())
-        {
-            strings.Add(templates[i]->m_description);
-            data[n] = templates[i];
-            n ++;
-        }
-    }
+       for (i = 0; i < noTemplates; i++)
+       {
+               if (templates[i]->IsVisible())
+               {
+                       strings.Add(templates[i]->m_description);
+                       if (!sort)
+                       {
+                               data[n] = templates[i];
+                               n ++;
+                       }
+               }
+       }  // for
+
+       if (sort)
+       {
+               // Yes, this will be slow, but template lists
+               // are typically short.
+               int j;
+               n = strings.Count();
+               for (i = 0; i < n; i++)
+               {
+                       for (j = 0; j < noTemplates; j++)
+                       {
+                               if (strings[i] == templates[j]->m_description)
+                                       data[i] = templates[j];
+                       }
+               }
+       }
 
     wxDocTemplate *theTemplate;
 
@@ -1483,9 +1501,9 @@ wxDocTemplate *wxDocManager::SelectDocumentType(wxDocTemplate **templates,
 }
 
 wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates,
-                                            int noTemplates)
+                                            int noTemplates, bool sort)
 {
-    wxArrayString strings;
+    wxArrayString strings(sort);
     wxDocTemplate **data = new wxDocTemplate *[noTemplates];
     int i;
     int n = 0;
@@ -1495,11 +1513,30 @@ wxDocTemplate *wxDocManager::SelectViewType(wxDocTemplate **templates,
         if ( templ->IsVisible() && !templ->GetViewName().empty() )
         {
             strings.Add(templ->m_viewTypeName);
-            data[n] = templ;
-            n ++;
+                       if (!sort)
+                       {
+                               data[n] = templ;
+                               n ++;
+                       }
         }
     }
 
+       if (sort)
+       {
+               // Yes, this will be slow, but template lists
+               // are typically short.
+               int j;
+               n = strings.Count();
+               for (i = 0; i < n; i++)
+               {
+                       for (j = 0; j < noTemplates; j++)
+                       {
+                               if (strings[i] == templates[j]->m_viewTypeName)
+                                       data[i] = templates[j];
+                       }
+               }
+       }
+
     wxDocTemplate *theTemplate;
 
     // the same logic as above
@@ -1704,7 +1741,7 @@ void wxDocParentFrame::OnMRUFile(wxCommandEvent& event)
             // about it
             m_docManager->RemoveFileFromHistory(n);
 
-            wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been also removed from the MRU files list."),
+            wxLogError(_("The file '%s' doesn't exist and couldn't be opened.\nIt has been removed from the most recently used files list."),
                        filename.c_str());
         }
     }
@@ -1799,222 +1836,6 @@ void wxDocPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, in
 
 #endif // wxUSE_PRINTING_ARCHITECTURE
 
-// ----------------------------------------------------------------------------
-// Command processing framework
-// ----------------------------------------------------------------------------
-
-wxCommand::wxCommand(bool canUndoIt, const wxString& name)
-{
-    m_canUndo = canUndoIt;
-    m_commandName = name;
-}
-
-wxCommand::~wxCommand()
-{
-}
-
-// Command processor
-wxCommandProcessor::wxCommandProcessor(int maxCommands)
-{
-    m_maxNoCommands = maxCommands;
-    m_currentCommand = (wxNode *) NULL;
-    m_commandEditMenu = (wxMenu *) NULL;
-}
-
-wxCommandProcessor::~wxCommandProcessor()
-{
-    ClearCommands();
-}
-
-// Pass a command to the processor. The processor calls Do();
-// if successful, is appended to the command history unless
-// storeIt is FALSE.
-bool wxCommandProcessor::Submit(wxCommand *command, bool storeIt)
-{
-    bool success = command->Do();
-    if (success && storeIt)
-    {
-        if (m_commands.Number() == m_maxNoCommands)
-        {
-            wxNode *firstNode = m_commands.First();
-            wxCommand *firstCommand = (wxCommand *)firstNode->Data();
-            delete firstCommand;
-            delete firstNode;
-        }
-
-        // Correct a bug: we must chop off the current 'branch'
-        // so that we're at the end of the command list.
-        if (!m_currentCommand)
-            ClearCommands();
-        else
-        {
-            wxNode *node = m_currentCommand->Next();
-            while (node)
-            {
-                wxNode *next = node->Next();
-                delete (wxCommand *)node->Data();
-                delete node;
-                node = next;
-            }
-        }
-
-        m_commands.Append(command);
-        m_currentCommand = m_commands.Last();
-        SetMenuStrings();
-    }
-    return success;
-}
-
-bool wxCommandProcessor::Undo()
-{
-    if (m_currentCommand)
-    {
-        wxCommand *command = (wxCommand *)m_currentCommand->Data();
-        if (command->CanUndo())
-        {
-            bool success = command->Undo();
-            if (success)
-            {
-                m_currentCommand = m_currentCommand->Previous();
-                SetMenuStrings();
-                return TRUE;
-            }
-        }
-    }
-    return FALSE;
-}
-
-bool wxCommandProcessor::Redo()
-{
-    wxCommand *redoCommand = (wxCommand *) NULL;
-    wxNode *redoNode = (wxNode *) NULL;
-    if (m_currentCommand && m_currentCommand->Next())
-    {
-        redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
-        redoNode = m_currentCommand->Next();
-    }
-    else
-    {
-        if (m_commands.Number() > 0)
-        {
-            redoCommand = (wxCommand *)m_commands.First()->Data();
-            redoNode = m_commands.First();
-        }
-    }
-
-    if (redoCommand)
-    {
-        bool success = redoCommand->Do();
-        if (success)
-        {
-            m_currentCommand = redoNode;
-            SetMenuStrings();
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-
-bool wxCommandProcessor::CanUndo() const
-{
-    if (m_currentCommand)
-        return ((wxCommand *)m_currentCommand->Data())->CanUndo();
-    return FALSE;
-}
-
-bool wxCommandProcessor::CanRedo() const
-{
-    if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() == (wxNode*) NULL))
-        return FALSE;
-
-    if ((m_currentCommand != (wxNode*) NULL) && (m_currentCommand->Next() != (wxNode*) NULL))
-        return TRUE;
-
-    if ((m_currentCommand == (wxNode*) NULL) && (m_commands.Number() > 0))
-        return TRUE;
-
-    return FALSE;
-}
-
-void wxCommandProcessor::Initialize()
-{
-    m_currentCommand = m_commands.Last();
-    SetMenuStrings();
-}
-
-void wxCommandProcessor::SetMenuStrings()
-{
-    if (m_commandEditMenu)
-    {
-        wxString buf;
-        if (m_currentCommand)
-        {
-            wxCommand *command = (wxCommand *)m_currentCommand->Data();
-            wxString commandName(command->GetName());
-            if (commandName == wxT("")) commandName = _("Unnamed command");
-            bool canUndo = command->CanUndo();
-            if (canUndo)
-                buf = wxString(_("&Undo ")) + commandName;
-            else
-                buf = wxString(_("Can't &Undo ")) + commandName;
-
-            m_commandEditMenu->SetLabel(wxID_UNDO, buf);
-            m_commandEditMenu->Enable(wxID_UNDO, canUndo);
-
-            // We can redo, if we're not at the end of the history.
-            if (m_currentCommand->Next())
-            {
-                wxCommand *redoCommand = (wxCommand *)m_currentCommand->Next()->Data();
-                wxString redoCommandName(redoCommand->GetName());
-                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");
-                buf = wxString(_("&Redo ")) + redoCommandName;
-                m_commandEditMenu->SetLabel(wxID_REDO, buf);
-                m_commandEditMenu->Enable(wxID_REDO, TRUE);
-            }
-            else
-            {
-                m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo"));
-                m_commandEditMenu->Enable(wxID_REDO, FALSE);
-            }
-        }
-        else
-        {
-            m_commandEditMenu->SetLabel(wxID_UNDO, _("&Undo"));
-            m_commandEditMenu->Enable(wxID_UNDO, FALSE);
-
-            if (m_commands.Number() == 0)
-            {
-                m_commandEditMenu->SetLabel(wxID_REDO, _("&Redo"));
-                m_commandEditMenu->Enable(wxID_REDO, FALSE);
-            }
-            else
-            {
-                // currentCommand is NULL but there are commands: this means that
-                // we've undone to the start of the list, but can redo the first.
-                wxCommand *redoCommand = (wxCommand *)m_commands.First()->Data();
-                wxString redoCommandName(redoCommand->GetName());
-                if (redoCommandName == wxT("")) redoCommandName = _("Unnamed command");
-                buf = wxString(_("&Redo ")) + redoCommandName;
-                m_commandEditMenu->SetLabel(wxID_REDO, buf);
-                m_commandEditMenu->Enable(wxID_REDO, TRUE);
-            }
-        }
-    }
-}
-
-void wxCommandProcessor::ClearCommands()
-{
-    wxNode *node = m_commands.First();
-    while (node)
-    {
-        wxCommand *command = (wxCommand *)node->Data();
-        delete command;
-        delete node;
-        node = m_commands.First();
-    }
-    m_currentCommand = (wxNode *) NULL;
-}
-
 // ----------------------------------------------------------------------------
 // File history processor
 // ----------------------------------------------------------------------------
@@ -2038,22 +1859,29 @@ wxFileHistory::~wxFileHistory()
 void wxFileHistory::AddFileToHistory(const wxString& file)
 {
     int i;
+
     // Check we don't already have this file
     for (i = 0; i < m_fileHistoryN; i++)
     {
-        if (m_fileHistory[i] && wxString(m_fileHistory[i]) == file)
+        if ( m_fileHistory[i] && (file == m_fileHistory[i]) )
+        {
+            // we do have it, move it to the top of the history
+            RemoveFileFromHistory (i);
+            AddFileToHistory (file);
             return;
+        }
     }
 
-    // Add to the project file history:
-    // Move existing files (if any) down so we can insert file at beginning.
-
-    // First delete filename that has popped off the end of the array (if any)
-    if (m_fileHistoryN == m_fileMaxFiles)
+    // if we already have a full history, delete the one at the end
+    if ( m_fileMaxFiles == m_fileHistoryN )
     {
-        delete[] m_fileHistory[m_fileMaxFiles-1];
-        m_fileHistory[m_fileMaxFiles-1] = (wxChar *) NULL;
+        RemoveFileFromHistory (m_fileHistoryN - 1);
+        AddFileToHistory (file);
+        return;
     }
+
+    // Add to the project file history:
+    // Move existing files (if any) down so we can insert file at beginning.
     if (m_fileHistoryN < m_fileMaxFiles)
     {
         wxNode* node = m_fileMenus.First();
@@ -2074,19 +1902,40 @@ void wxFileHistory::AddFileToHistory(const wxString& file)
     }
     m_fileHistory[0] = copystring(file);
 
+    // this is the directory of the last opened file
+    wxString pathCurrent;
+    wxSplitPath( m_fileHistory[0], &pathCurrent, NULL, NULL );
     for (i = 0; i < m_fileHistoryN; i++)
-        if (m_fileHistory[i])
+    {
+        if ( m_fileHistory[i] )
         {
+            // if in same directory just show the filename; otherwise the full
+            // path
+            wxString pathInMenu, path, filename, ext;
+            wxSplitPath( m_fileHistory[i], &path, &filename, &ext );
+            if ( path == pathCurrent )
+            {
+                pathInMenu = filename;
+                if ( !ext.empty() )
+                    pathInMenu = pathInMenu + wxFILE_SEP_EXT + ext;
+            }
+            else
+            {
+                // absolute path; could also set relative path
+                pathInMenu = m_fileHistory[i];
+            }
+
             wxString buf;
-            buf.Printf(s_MRUEntryFormat, i+1, m_fileHistory[i]);
+            buf.Printf(s_MRUEntryFormat, i + 1, pathInMenu.c_str());
             wxNode* node = m_fileMenus.First();
             while (node)
             {
                 wxMenu* menu = (wxMenu*) node->Data();
-                menu->SetLabel(wxID_FILE1+i, buf);
+                menu->SetLabel(wxID_FILE1 + i, buf);
                 node = node->Next();
             }
         }
+    }
 }
 
 void wxFileHistory::RemoveFileFromHistory(int i)
@@ -2094,11 +1943,6 @@ void wxFileHistory::RemoveFileFromHistory(int i)
     wxCHECK_RET( i < m_fileHistoryN,
                  wxT("invalid index in wxFileHistory::RemoveFileFromHistory") );
 
-    wxNode* node = m_fileMenus.First();
-    while ( node )
-    {
-        wxMenu* menu = (wxMenu*) node->Data();
-
         // delete the element from the array (could use memmove() too...)
         delete [] m_fileHistory[i];
 
@@ -2108,6 +1952,12 @@ void wxFileHistory::RemoveFileFromHistory(int i)
             m_fileHistory[j] = m_fileHistory[j + 1];
         }
 
+    wxNode* node = m_fileMenus.First();
+    while ( node )
+    {
+        wxMenu* menu = (wxMenu*) node->Data();
+
+
         // shuffle filenames up
         wxString buf;
         for ( j = i; j < m_fileHistoryN - 1; j++ )
@@ -2119,6 +1969,7 @@ void wxFileHistory::RemoveFileFromHistory(int i)
         node = node->Next();
 
         // delete the last menu item which is unused now
+        if (menu->FindItem(wxID_FILE1 + m_fileHistoryN - 1))
         menu->Delete(wxID_FILE1 + m_fileHistoryN - 1);
 
         // delete the last separator too if no more files are left
@@ -2244,7 +2095,7 @@ void wxFileHistory::AddFilesToMenu(wxMenu* menu)
 // ----------------------------------------------------------------------------
 
 #if wxUSE_STD_IOSTREAM
-bool wxTransferFileToStream(const wxString& filename, ostream& stream)
+bool wxTransferFileToStream(const wxString& filename, wxSTD ostream& stream)
 {
     FILE *fd1;
     int ch;
@@ -2259,7 +2110,7 @@ bool wxTransferFileToStream(const wxString& filename, ostream& stream)
     return TRUE;
 }
 
-bool wxTransferStreamToFile(istream& stream, const wxString& filename)
+bool wxTransferStreamToFile(wxSTD istream& stream, const wxString& filename)
 {
     FILE *fd1;
     int ch;