Support using GetTextExtent() with empty string to get descent in wxOSX.

[wxWidgets.git] / samples / widgets / filepicker.cpp

diff --git a/samples/widgets/filepicker.cpp b/samples/widgets/filepicker.cpp
index 8e3957815857717eaa7480270fe0f0a95867e03b..77a0427b6e8cc7104e57989bef85f5b8903d48cf 100644 (file)
--- a/samples/widgets/filepicker.cpp
+++ b/samples/widgets/filepicker.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"
@@ -58,7 +59,9 @@ enum
 enum
 {
     PickerPage_Reset = wxID_HIGHEST,
-    PickerPage_File
+    PickerPage_File,
+    PickerPage_SetDir,
+    PickerPage_CurrentPath
 };
 
 
@@ -99,6 +102,8 @@ protected:
     void OnFileChange(wxFileDirPickerEvent &ev);
     void OnCheckBox(wxCommandEvent &ev);
     void OnButtonReset(wxCommandEvent &ev);
+    void OnButtonSetDir(wxCommandEvent &ev);
+    void OnUpdatePath(wxUpdateUIEvent &ev);
 
 
     // the picker
@@ -114,6 +119,8 @@ protected:
                *m_chkFileChangeDir,
                *m_chkSmall;
     wxRadioBox *m_radioFilePickerMode;
+    wxStaticText *m_labelPath;
+    wxTextCtrl *m_textInitialDir;
 
     wxBoxSizer *m_sizer;
 
@@ -128,11 +135,14 @@ private:
 
 BEGIN_EVENT_TABLE(FilePickerWidgetsPage, WidgetsPage)
     EVT_BUTTON(PickerPage_Reset, FilePickerWidgetsPage::OnButtonReset)
+    EVT_BUTTON(PickerPage_SetDir, FilePickerWidgetsPage::OnButtonSetDir)
 
     EVT_FILEPICKER_CHANGED(PickerPage_File, FilePickerWidgetsPage::OnFileChange)
 
     EVT_CHECKBOX(wxID_ANY, FilePickerWidgetsPage::OnCheckBox)
     EVT_RADIOBOX(wxID_ANY, FilePickerWidgetsPage::OnCheckBox)
+
+    EVT_UPDATE_UI(PickerPage_CurrentPath, FilePickerWidgetsPage::OnUpdatePath)
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -174,20 +184,34 @@ void FilePickerWidgetsPage::CreateContent()
 
     boxleft->Add(filebox, 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);
 
     Reset();    // set checkboxes state
 
-    // create pickers
+    // create the picker and the static text displaying its current value
+    m_labelPath = new wxStaticText(this, PickerPage_CurrentPath, "");
+
     m_filePicker = NULL;
     CreatePicker();
 
     // right pane
     m_sizer = new wxBoxSizer(wxVERTICAL);
-    m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
-    m_sizer->Add(m_filePicker, 0, wxEXPAND|wxALL, 5);
-    m_sizer->Add(1, 1, 1, wxGROW | wxALL, 5); // spacer
+    m_sizer->AddStretchSpacer();
+    m_sizer->Add(m_filePicker, wxSizerFlags().Expand().Border());
+    m_sizer->AddStretchSpacer();
+    m_sizer->Add(m_labelPath, wxSizerFlags().Expand().Border());
+    m_sizer->AddStretchSpacer();
 
     // global pane
     wxSizer *sz = new wxBoxSizer(wxHORIZONTAL);
@@ -280,6 +304,13 @@ void FilePickerWidgetsPage::UpdateFilePickerMode()
 // event handlers
 // ----------------------------------------------------------------------------
 
+void FilePickerWidgetsPage::OnButtonSetDir(wxCommandEvent& WXUNUSED(event))
+{
+    const wxString& dir = m_textInitialDir->GetValue();
+    m_filePicker->SetInitialDirectory(dir);
+    wxLogMessage("Initial directory set to \"%s\"", dir);
+}
+
 void FilePickerWidgetsPage::OnButtonReset(wxCommandEvent& WXUNUSED(event))
 {
     Reset();
@@ -309,4 +340,9 @@ void FilePickerWidgetsPage::OnCheckBox(wxCommandEvent &event)
     }
 }
 
+void FilePickerWidgetsPage::OnUpdatePath(wxUpdateUIEvent& ev)
+{
+    ev.SetText( "Current path: " + m_filePicker->GetPath() );
+}
+
 #endif  // wxUSE_FILEPICKERCTRL