always properly check if SeekI() calls succeded; this makes CanRead() functions of...

[wxWidgets.git] / src / common / stdpbase.cpp

diff --git a/src/common/stdpbase.cpp b/src/common/stdpbase.cpp
index 4d477a297490703f8b2b199ffd7dc20d24f5d540..04cebb8587d2f885be5ceab3e82daaa95fdea7ee 100644 (file)
--- a/src/common/stdpbase.cpp
+++ b/src/common/stdpbase.cpp
@@ -24,6 +24,12 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+#endif //WX_PRECOMP
+#include "wx/apptrait.h"
+
+#include "wx/filename.h"

 #include "wx/stdpaths.h"
 
 // ----------------------------------------------------------------------------
 #include "wx/stdpaths.h"
 
 // ----------------------------------------------------------------------------


@@ -37,11 +43,49 @@ static wxStandardPaths gs_stdPaths;
 // ============================================================================
 
 /* static */
 // ============================================================================
 
 /* static */

-wxStandardPaths& wxStandardPathsBase::Get()
+wxStandardPathsBase& wxStandardPathsBase::Get()
+{
+    wxAppTraits * const traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
+    wxCHECK_MSG( traits, gs_stdPaths, _T("create wxApp before calling this") );
+
+    return traits->GetStandardPaths();
+}
+
+wxString wxStandardPathsBase::GetExecutablePath() const
+{
+    if ( !wxTheApp || !wxTheApp->argv )
+        return wxEmptyString;
+
+    wxString argv0 = wxTheApp->argv[0];
+    if (wxIsAbsolutePath(argv0))
+        return argv0;
+
+    // Search PATH.environment variable...
+    wxPathList pathlist;
+    pathlist.AddEnvList(wxT("PATH"));
+    wxString path = pathlist.FindAbsoluteValidPath(argv0);
+    if ( path.empty() )
+        return argv0;       // better than nothing
+
+    wxFileName filename(path);
+    filename.Normalize();
+    return filename.GetFullPath();
+}
+
+wxStandardPathsBase& wxAppTraitsBase::GetStandardPaths()

 {
     return gs_stdPaths;
 }
 
 {
     return gs_stdPaths;
 }
 

+wxStandardPathsBase::wxStandardPathsBase()
+{
+    // Set the default information that is used when
+    // forming some paths (by AppendAppInfo).
+    // Derived classes can call this in their constructors
+    // to set the platform-specific settings
+    UseAppInfo(AppInfo_AppName);
+}
+

 wxStandardPathsBase::~wxStandardPathsBase()
 {
     // nothing to do here
 wxStandardPathsBase::~wxStandardPathsBase()
 {
     // nothing to do here


@@ -57,3 +101,53 @@ wxString wxStandardPathsBase::GetUserLocalDataDir() const
     return GetUserDataDir();
 }
 
     return GetUserDataDir();
 }
 

+wxString wxStandardPathsBase::GetDocumentsDir() const
+{
+    return wxFileName::GetHomeDir();
+}
+
+// return the temporary directory for the current user
+wxString wxStandardPathsBase::GetTempDir() const
+{
+    return wxFileName::GetTempDir();
+}
+
+/* static */
+wxString wxStandardPathsBase::AppendPathComponent(const wxString& dir, const wxString& component)
+{
+    wxString subdir(dir);
+
+    // empty string indicates that an error has occurred, don't touch it then
+    if ( !subdir.empty() )
+    {
+        if ( !component.empty() )
+        {
+            const wxChar ch = *(subdir.end() - 1);
+            if ( !wxFileName::IsPathSeparator(ch) && ch != _T('.') )
+                subdir += wxFileName::GetPathSeparator();
+
+            subdir += component;
+        }
+    }
+
+    return subdir;
+}
+
+
+wxString wxStandardPathsBase::AppendAppInfo(const wxString& dir) const
+{
+    wxString subdir(dir);
+
+    if ( UsesAppInfo(AppInfo_VendorName) )
+    {
+        subdir = AppendPathComponent(subdir, wxTheApp->GetVendorName());
+    }
+
+    if ( UsesAppInfo(AppInfo_AppName) )
+    {
+        subdir = AppendPathComponent(subdir, wxTheApp->GetAppName());
+    }
+
+    return subdir;
+}
+