X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/479cd5de40ca8029c79e780170fa7c0af7ec0297..f938940e0935f835ccf38c242ad1469aeb800048:/src/generic/progdlgg.cpp

diff --git a/src/generic/progdlgg.cpp b/src/generic/progdlgg.cpp
index ca8ae78b8a..e6cfc0231c 100644
--- a/src/generic/progdlgg.cpp
+++ b/src/generic/progdlgg.cpp
@@ -6,7 +6,7 @@
 // Created:     09.05.1999
 // RCS-ID:      $Id$
 // Copyright:   (c) Karsten Ballüder
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
     #pragma implementation "progdlgg.h"
 #endif
 
@@ -64,19 +64,20 @@ static void SetTimeLabel(unsigned long val, wxStaticText *label);
 // event tables
 // ----------------------------------------------------------------------------
 
-    BEGIN_EVENT_TABLE(wxProgressDialog, wxDialog)
-       EVT_BUTTON(wxID_CANCEL, wxProgressDialog::OnCancel)
-       EVT_CLOSE(wxProgressDialog::OnClose)
-    END_EVENT_TABLE()
+BEGIN_EVENT_TABLE(wxProgressDialog, wxDialog)
+    EVT_BUTTON(wxID_CANCEL, wxProgressDialog::OnCancel)
 
-    IMPLEMENT_CLASS(wxProgressDialog, wxDialog)
+    EVT_CLOSE(wxProgressDialog::OnClose)
+END_EVENT_TABLE()
+
+IMPLEMENT_CLASS(wxProgressDialog, wxDialog)
 
 // ============================================================================
-// implementation
+// wxProgressDialog implementation
 // ============================================================================
 
 // ----------------------------------------------------------------------------
-// wxProgressDialog
+// wxProgressDialog creation
 // ----------------------------------------------------------------------------
 
 wxProgressDialog::wxProgressDialog(wxString const &title,
@@ -84,30 +85,46 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
                                    int maximum,
                                    wxWindow *parent,
                                    int style)
-                : wxDialog(parent, -1, title)
+                : wxDialog(parent, wxID_ANY, title)
 {
+    // we may disappear at any moment, let the others know about it
+    SetExtraStyle(GetExtraStyle() | wxWS_EX_TRANSIENT);
+
+    m_windowStyle |= style;
+
     bool hasAbortButton = (style & wxPD_CAN_ABORT) != 0;
+
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    // we have to remove the "Close" button from the title bar then as it is
+    // confusing to have it - it doesn't work anyhow
+    //
+    // FIXME: should probably have a (extended?) window style for this
+    if ( !hasAbortButton )
+    {
+        EnableCloseButton(false);
+    }
+#endif // wxMSW
+
     m_state = hasAbortButton ? Continue : Uncancelable;
-    m_disableParentOnly = (style & wxPD_APP_MODAL) == 0;
-    m_AutoHide = (style & wxPD_AUTO_HIDE) != 0;
-    m_parent = parent;
     m_maximum = maximum;
 
+#if defined(__WXMSW__) || defined(__WXPM__)
+    // we can't have values > 65,536 in the progress control under Windows, so
+    // scale everything down
+    m_factor = m_maximum / 65536 + 1;
+    m_maximum /= m_factor;
+#endif // __WXMSW__
+
+    m_parentTop = wxGetTopLevelParent(parent);
+
     wxLayoutConstraints *c;
 
     wxClientDC dc(this);
-    dc.SetFont(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+    dc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
     long widthText;
-#if defined(__VISAGECPP__)
-// have two versions of this in wxWindowDC tp avoid function hiding
-// since there are two of these in wxDCBase, and in turn in wxDC.
-// VA cannot resolve this so:
     dc.GetTextExtent(message, &widthText, NULL, NULL, NULL, NULL);
-#else
-    dc.GetTextExtent(message, &widthText, (long*)NULL);
-#endif
 
-    m_msg = new wxStaticText(this, -1, message);
+    m_msg = new wxStaticText(this, wxID_ANY, message);
     c = new wxLayoutConstraints;
     c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN);
     c->top.SameAs(this, wxTop, 2*LAYOUT_Y_MARGIN);
@@ -115,16 +132,21 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     c->height.AsIs();
     m_msg->SetConstraints(c);
 
-    wxSize sizeDlg, sizeLabel = m_msg->GetSize();
+    wxSize sizeDlg,
+           sizeLabel = m_msg->GetSize();
     sizeDlg.y = 2*LAYOUT_Y_MARGIN + sizeLabel.y;
 
     wxWindow *lastWindow = m_msg;
 
     if ( maximum > 0 )
     {
-        m_gauge = new wxGauge(this, -1, maximum,
-                wxDefaultPosition, wxDefaultSize,
-                wxGA_HORIZONTAL | wxRAISED_BORDER);
+        // note that we can't use wxGA_SMOOTH because it happens to
+        // cause the dialog to be modal. Have an extra
+        // style argument to wxProgressDialog, perhaps.
+        m_gauge = new wxGauge(this, wxID_ANY, m_maximum,
+                              wxDefaultPosition, wxDefaultSize,
+                              wxGA_HORIZONTAL);
+
         c = new wxLayoutConstraints;
         c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN);
         c->top.Below(m_msg, 2*LAYOUT_Y_MARGIN);
@@ -143,33 +165,41 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     // create the estimated/remaining/total time zones if requested
     m_elapsed = m_estimated = m_remaining = (wxStaticText*)NULL;
 
-    int nTimeLabels = 0;
+    // if we are going to have at least one label, remmeber it in this var
+    wxStaticText *label = NULL;
+
+    // also count how many labels we really have
+    size_t nTimeLabels = 0;
+
     if ( style & wxPD_ELAPSED_TIME )
     {
         nTimeLabels++;
 
-        m_elapsed = CreateLabel(wxT("Elapsed time : "), &lastWindow);
+        label =
+        m_elapsed = CreateLabel(_("Elapsed time : "), &lastWindow);
     }
 
     if ( style & wxPD_ESTIMATED_TIME )
     {
         nTimeLabels++;
 
-        m_estimated = CreateLabel(wxT("Estimated time : "), &lastWindow);
+        label =
+        m_estimated = CreateLabel(_("Estimated time : "), &lastWindow);
     }
 
     if ( style & wxPD_REMAINING_TIME )
     {
         nTimeLabels++;
 
-        m_remaining = CreateLabel(wxT("Remaining time : "), &lastWindow);
+        label =
+        m_remaining = CreateLabel(_("Remaining time : "), &lastWindow);
     }
 
     if ( nTimeLabels > 0 )
     {
         // set it to the current time
         m_timeStart = wxGetCurrentTime();
-        sizeDlg.y += nTimeLabels * (sizeLabel.y + LAYOUT_Y_MARGIN);
+        sizeDlg.y += nTimeLabels * (label->GetSize().y + LAYOUT_Y_MARGIN);
     }
 
     if ( hasAbortButton )
@@ -178,25 +208,26 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
         c = new wxLayoutConstraints;
 
         // Windows dialogs usually have buttons in the lower right corner
-#ifdef __WXMSW__
+#if defined(__WXMSW__) || defined(__WXPM__)
         c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN);
 #else // !MSW
         c->centreX.SameAs(this, wxCentreX);
 #endif // MSW/!MSW
         c->bottom.SameAs(this, wxBottom, 2*LAYOUT_Y_MARGIN);
 
-        wxSize sizeBtn = wxButton::GetDefaultSize();
-        c->width.Absolute(sizeBtn.x);
-        c->height.Absolute(sizeBtn.y);
+        c->width.AsIs();
+        c->height.AsIs();
 
         m_btnAbort->SetConstraints(c);
 
-        sizeDlg.y += 2*LAYOUT_Y_MARGIN + sizeBtn.y;
+        sizeDlg.y += 2*LAYOUT_Y_MARGIN + wxButton::GetDefaultSize().y;
     }
-    else
+    else // no "Cancel" button
+    {
         m_btnAbort = (wxButton *)NULL;
+    }
 
-    SetAutoLayout(TRUE);
+    SetAutoLayout(true);
     Layout();
 
     sizeDlg.y += 2*LAYOUT_Y_MARGIN;
@@ -209,24 +240,29 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
 
     Centre(wxCENTER_FRAME | wxBOTH);
 
-    if (m_disableParentOnly )
+    if ( style & wxPD_APP_MODAL )
     {
-        if ( m_parent )
-            m_parent->Enable(FALSE);
+        m_winDisabler = new wxWindowDisabler(this);
     }
     else
     {
-        wxEnableTopLevelWindows(FALSE);
+        if ( m_parentTop )
+            m_parentTop->Disable();
+        m_winDisabler = NULL;
     }
 
-    Show(TRUE);
-    Enable(TRUE); // enable this window
+    Show();
+    Enable();
+
+    // this one can be initialized even if the others are unknown for now
+    //
+    // NB: do it after calling Layout() to keep the labels correctly aligned
+    if ( m_elapsed )
+    {
+        SetTimeLabel(0, m_elapsed);
+    }
 
-    // Update the display (especially on X, GTK)
-    wxYield();
-    #ifdef __WXMAC__
-    MacUpdateImmediately() ;
-    #endif
+    Update();
 }
 
 wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
@@ -234,12 +270,12 @@ wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
 {
     wxLayoutConstraints *c;
 
-    wxStaticText *label = new wxStaticText(this, -1, wxT("unknown"));
+    wxStaticText *label = new wxStaticText(this, wxID_ANY, _("unknown"));
     c = new wxLayoutConstraints;
 
     // VZ: I like the labels be centered - if the others don't mind, you may
     //     remove "#ifdef __WXMSW__" and use it for all ports
-#ifdef __WXMSW__
+#if defined(__WXMSW__) || defined(__WXPM__) || defined(__WXMAC__)
     c->left.SameAs(this, wxCentreX, LAYOUT_X_MARGIN);
 #else // !MSW
     c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN);
@@ -249,7 +285,7 @@ wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
     c->height.AsIs();
     label->SetConstraints(c);
 
-    wxStaticText *dummy = new wxStaticText(this, -1, text);
+    wxStaticText *dummy = new wxStaticText(this, wxID_ANY, text);
     c = new wxLayoutConstraints;
     c->right.LeftOf(label);
     c->top.SameAs(label, wxTop, 0);
@@ -262,62 +298,116 @@ wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
     return label;
 }
 
+// ----------------------------------------------------------------------------
+// wxProgressDialog operations
+// ----------------------------------------------------------------------------
+
 bool
 wxProgressDialog::Update(int value, const wxString& newmsg)
 {
-   wxASSERT_MSG( value == -1 || m_gauge, wxT("cannot update non existent dialog") );
-   wxASSERT_MSG( value <= m_maximum, wxT("invalid progress value") );
-
-
-   if( m_gauge )
-      m_gauge->SetValue(value + 1);
-
-   if( !newmsg.IsEmpty() )
-      m_msg->SetLabel(newmsg);
-
-   if ( (m_elapsed || m_remaining || m_estimated) && (value != 0) )
-   {
-      unsigned long elapsed = wxGetCurrentTime() - m_timeStart;
-      unsigned long estimated = elapsed * m_maximum / value;
-      unsigned long remaining = estimated - elapsed;
-
-      SetTimeLabel(elapsed, m_elapsed);
-      SetTimeLabel(estimated, m_estimated);
-      SetTimeLabel(remaining, m_remaining);
-   }
-
-   if ( (value == m_maximum ) && !m_AutoHide )
-   {
-       if ( m_btnAbort )
-       {
-           // tell the user what he should do...
-           m_btnAbort->SetLabel(_("Close"));
-       }
-
-       if ( !newmsg )
-       {
-           // also provide the finishing message if the application didn't
-           m_msg->SetLabel(_("Done."));
-       }
-
-       // so that we return TRUE below and that out [Cancel] handler knew what
-       // to do
-       m_state = Finished;
-
-       wxYield();
-
-       (void)ShowModal();
-   }
-   else
-   {
-       // update the display
-       wxYield();
-   }
-    #ifdef __WXMAC__
-    MacUpdateImmediately() ;
-    #endif
-
-   return m_state != Canceled;
+    wxASSERT_MSG( value == -1 || m_gauge, wxT("cannot update non existent dialog") );
+
+#ifdef __WXMSW__
+    value /= m_factor;
+#endif // __WXMSW__
+
+    wxASSERT_MSG( value <= m_maximum, wxT("invalid progress value") );
+
+    // fill up the gauge if value == maximum because this means that the dialog
+    // is going to close and the gauge shouldn't be partly empty in this case
+    if ( m_gauge && value <= m_maximum )
+    {
+        m_gauge->SetValue(value == m_maximum ? value : value + 1);
+    }
+
+    if ( !newmsg.IsEmpty() )
+    {
+        m_msg->SetLabel(newmsg);
+
+        wxYieldIfNeeded() ;
+    }
+
+    if ( (m_elapsed || m_remaining || m_estimated) && (value != 0) )
+    {
+        unsigned long elapsed = wxGetCurrentTime() - m_timeStart;
+        unsigned long estimated = (unsigned long)(( (double) elapsed * m_maximum ) / ((double)value)) ;
+        unsigned long remaining = estimated - elapsed;
+
+        SetTimeLabel(elapsed, m_elapsed);
+        SetTimeLabel(estimated, m_estimated);
+        SetTimeLabel(remaining, m_remaining);
+    }
+
+    if ( value == m_maximum )
+    {
+        // so that we return true below and that out [Cancel] handler knew what
+        // to do
+        m_state = Finished;
+        if( !(GetWindowStyle() & wxPD_AUTO_HIDE) )
+        {
+            if ( m_btnAbort )
+            {
+                // tell the user what he should do...
+                m_btnAbort->SetLabel(_("Close"));
+            }
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+            else // enable the button to give the user a way to close the dlg
+            {
+                EnableCloseButton();
+            }
+#endif // __WXMSW__
+
+            if ( !newmsg )
+            {
+                // also provide the finishing message if the application didn't
+                m_msg->SetLabel(_("Done."));
+            }
+
+            wxYieldIfNeeded() ;
+
+            (void)ShowModal();
+        }
+        else // auto hide
+        {
+            // reenable other windows before hiding this one because otherwise
+            // Windows wouldn't give the focus back to the window which had
+            // been previously focused because it would still be disabled
+            ReenableOtherWindows();
+
+            Hide();
+        }
+    }
+    else
+    {
+        // we have to yield because not only we want to update the display but
+        // also to process the clicks on the cancel button
+        wxYieldIfNeeded() ;
+    }
+
+    // update the display in case yielding above didn't do it
+    Update();
+
+    return m_state != Canceled;
+}
+
+void wxProgressDialog::Resume()
+{
+    m_state = Continue;
+
+    // it may have been disabled by OnCancel(), so enable it back to let the
+    // user interrupt us again if needed
+    m_btnAbort->Enable();
+}
+
+bool wxProgressDialog::Show( bool show )
+{
+    // reenable other windows before hiding this one because otherwise
+    // Windows wouldn't give the focus back to the window which had
+    // been previously focused because it would still be disabled
+    if(!show)
+        ReenableOtherWindows();
+
+    return wxDialog::Show(show);
 }
 
 // ----------------------------------------------------------------------------
@@ -337,15 +427,30 @@ void wxProgressDialog::OnCancel(wxCommandEvent& event)
         // request to cancel was received, the next time Update() is called we
         // will handle it
         m_state = Canceled;
+
+        // update the button state immediately so that the user knows that the
+        // request has been noticed
+        m_btnAbort->Disable();
     }
 }
 
 void wxProgressDialog::OnClose(wxCloseEvent& event)
 {
     if ( m_state == Uncancelable )
-        event.Veto(TRUE);
+    {
+        // can't close this dialog
+        event.Veto();
+    }
+    else if ( m_state == Finished )
+    {
+        // let the default handler close the window as we already terminated
+        event.Skip();
+    }
     else
+    {
+        // next Update() will notice it
         m_state = Canceled;
+    }
 }
 
 // ----------------------------------------------------------------------------
@@ -354,14 +459,21 @@ void wxProgressDialog::OnClose(wxCloseEvent& event)
 
 wxProgressDialog::~wxProgressDialog()
 {
-    if ( m_disableParentOnly )
+    // normally this should have been already done, but just in case
+    ReenableOtherWindows();
+}
+
+void wxProgressDialog::ReenableOtherWindows()
+{
+    if ( GetWindowStyle() & wxPD_APP_MODAL )
     {
-        if ( m_parent )
-            m_parent->Enable(TRUE);
+        delete m_winDisabler;
+        m_winDisabler = (wxWindowDisabler *)NULL;
     }
     else
     {
-        wxEnableTopLevelWindows(TRUE);
+        if ( m_parentTop )
+            m_parentTop->Enable();
     }
 }