Added wxFilePickerCtrl::SetInitialDirectory().

This method allows to configure the initial directory to be shown when
browsing for files in an initially empty wxFileDirPickerCtrl.

It is also available for wxDirPickerCtrl but is less useful there.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@70043 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/widgets/dirpicker.cpp

@@ -31,6 +31,7 @@
     #include "wx/app.h"
     #include "wx/log.h"
     #include "wx/radiobox.h"
+    #include "wx/textctrl.h"
 #endif
 
 #include "wx/artprov.h"
@@ -52,7 +53,8 @@
 enum
 {
     PickerPage_Reset = wxID_HIGHEST,
-    PickerPage_Dir
+    PickerPage_Dir,
+    PickerPage_SetDir
 };
 
 
@@ -90,6 +92,8 @@ protected:
     void OnDirChange(wxFileDirPickerEvent &ev);
     void OnCheckBox(wxCommandEvent &ev);
     void OnButtonReset(wxCommandEvent &ev);
+    void OnButtonSetDir(wxCommandEvent &ev);
+
 
     // the picker
     wxDirPickerCtrl *m_dirPicker;
@@ -102,6 +106,8 @@ protected:
                *m_chkDirChangeDir,
                *m_chkDirMustExist,
                *m_chkSmall;
+    wxTextCtrl *m_textInitialDir;
+
     wxBoxSizer *m_sizer;
 
 private:
@@ -115,6 +121,7 @@ private:
 
 BEGIN_EVENT_TABLE(DirPickerWidgetsPage, WidgetsPage)
     EVT_BUTTON(PickerPage_Reset, DirPickerWidgetsPage::OnButtonReset)
+    EVT_BUTTON(PickerPage_SetDir, DirPickerWidgetsPage::OnButtonSetDir)
 
     EVT_DIRPICKER_CHANGED(PickerPage_Dir, DirPickerWidgetsPage::OnDirChange)
 
@@ -152,6 +159,16 @@ void DirPickerWidgetsPage::CreateContent()
     m_chkSmall = CreateCheckBoxAndAddToSizer(dirbox, "&Small version", false);
     boxleft->Add(dirbox, 0, wxALL|wxGROW, 5);
 
+    boxleft->Add(CreateSizerWithTextAndButton
+                 (
+                    PickerPage_SetDir,
+                    "&Initial directory",
+                    wxID_ANY,
+                    &m_textInitialDir
+                 ), wxSizerFlags().Expand().Border());
+
+    boxleft->AddSpacer(10);
+
     boxleft->Add(new wxButton(this, PickerPage_Reset, wxT("&Reset")),
                  0, wxALIGN_CENTRE_HORIZONTAL | wxALL, 15);
 
@@ -226,6 +243,11 @@ void DirPickerWidgetsPage::Reset()
 // event handlers
 // ----------------------------------------------------------------------------
 
+void DirPickerWidgetsPage::OnButtonSetDir(wxCommandEvent& WXUNUSED(event))
+{
+    m_dirPicker->SetInitialDirectory(m_textInitialDir->GetValue());
+}
+
 void DirPickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 {
     Reset();