Set initial window size as its minimal size.

[wxWidgets.git] / src / generic / progdlgg.cpp

diff --git a/src/generic/progdlgg.cpp b/src/generic/progdlgg.cpp
index e1b79f34a0c9f1eb87c3ee05f3a7b0f537e70e0e..77af0c76aaae6a6a850b186d6b759646368e15ca 100644 (file)
--- a/src/generic/progdlgg.cpp
+++ b/src/generic/progdlgg.cpp
@@ -1,11 +1,11 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/generic/progdlgg.cpp
 // Purpose:     wxProgressDialog class
 /////////////////////////////////////////////////////////////////////////////
 // Name:        src/generic/progdlgg.cpp
 // Purpose:     wxProgressDialog class

-// Author:      Karsten Ballüder
+// Author:      Karsten Ballueder

 // Modified by:
 // Created:     09.05.1999
 // RCS-ID:      $Id$
 // Modified by:
 // Created:     09.05.1999
 // RCS-ID:      $Id$

-// Copyright:   (c) Karsten Ballüder
+// Copyright:   (c) Karsten Ballueder

 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 


@@ -38,9 +38,11 @@
     #include "wx/dcclient.h"
     #include "wx/timer.h"
     #include "wx/settings.h"
     #include "wx/dcclient.h"
     #include "wx/timer.h"
     #include "wx/settings.h"

+    #include "wx/app.h"

 #endif
 
 #include "wx/progdlg.h"
 #endif
 
 #include "wx/progdlg.h"

+#include "wx/evtloop.h"

 
 // ---------------------------------------------------------------------------
 // macros
 
 // ---------------------------------------------------------------------------
 // macros


@@ -92,8 +94,8 @@ IMPLEMENT_CLASS(wxProgressDialog, wxDialog)
 // wxProgressDialog creation
 // ----------------------------------------------------------------------------
 
 // wxProgressDialog creation
 // ----------------------------------------------------------------------------
 

-wxProgressDialog::wxProgressDialog(wxString const &title,
-                                   wxString const &message,
+wxProgressDialog::wxProgressDialog(const wxString& title,
+                                   const wxString& message,

                                    int maximum,
                                    wxWindow *parent,
                                    int style)
                                    int maximum,
                                    wxWindow *parent,
                                    int style)


@@ -110,8 +112,6 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     m_hasAbortButton = (style & wxPD_CAN_ABORT) != 0;
     m_hasSkipButton = (style & wxPD_CAN_SKIP) != 0;
 
     m_hasAbortButton = (style & wxPD_CAN_ABORT) != 0;
     m_hasSkipButton = (style & wxPD_CAN_SKIP) != 0;
 

-    bool isPda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
-

 #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
 #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


@@ -144,73 +144,76 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     wxCoord widthText = 0;
     dc.GetTextExtent(message, &widthText, NULL, NULL, NULL, NULL);
 
     wxCoord widthText = 0;
     dc.GetTextExtent(message, &widthText, NULL, NULL, NULL, NULL);
 

-    wxBoxSizer *sizer = new wxBoxSizer(wxVERTICAL);
+    // top-level sizerTop
+    wxSizer * const sizerTop = new wxBoxSizer(wxVERTICAL);

 
     m_msg = new wxStaticText(this, wxID_ANY, message);
 
     m_msg = new wxStaticText(this, wxID_ANY, message);

-    sizer->Add(m_msg, 0, wxLEFT | wxTOP, 2*LAYOUT_MARGIN);
-
-    wxSize sizeDlg,
-           sizeLabel = m_msg->GetSize();
-    sizeDlg.y = 2*LAYOUT_MARGIN + sizeLabel.y;
+    sizerTop->Add(m_msg, 0, wxLEFT | wxTOP, 2*LAYOUT_MARGIN);

 
     if ( maximum > 0 )
     {
         int gauge_style = wxGA_HORIZONTAL;
 
     if ( maximum > 0 )
     {
         int gauge_style = wxGA_HORIZONTAL;

-        if ( ( style & wxPD_SMOOTH ) == wxPD_SMOOTH )
+        if ( style & wxPD_SMOOTH )

             gauge_style |= wxGA_SMOOTH;
             gauge_style |= wxGA_SMOOTH;

-        m_gauge = new wxGauge(this, wxID_ANY, m_maximum,
-                              wxDefaultPosition, wxDefaultSize,
-                              gauge_style );
-
-        sizer->Add(m_gauge, 0, wxLEFT | wxRIGHT | wxTOP | wxEXPAND, 2*LAYOUT_MARGIN);
+        m_gauge = new wxGauge
+                      (
+                        this,
+                        wxID_ANY,
+                        m_maximum,
+                        wxDefaultPosition,
+                        // make the progress bar sufficiently long
+                        wxSize(wxMin(wxGetClientDisplayRect().width/3, 300), -1),
+                        gauge_style
+                      );
+
+        sizerTop->Add(m_gauge, 0, wxLEFT | wxRIGHT | wxTOP | wxEXPAND, 2*LAYOUT_MARGIN);

         m_gauge->SetValue(0);
         m_gauge->SetValue(0);

-
-        wxSize sizeGauge = m_gauge->GetSize();
-        sizeDlg.y += 2*LAYOUT_MARGIN + sizeGauge.y;

     }
     else
     }
     else

-        m_gauge = (wxGauge *)NULL;
+    {
+        m_gauge = NULL;
+    }

 
     // create the estimated/remaining/total time zones if requested
 
     // create the estimated/remaining/total time zones if requested

-    m_elapsed = m_estimated = m_remaining = (wxStaticText*)NULL;
-    m_display_estimated = m_last_timeupdate = m_break = 0;
+    m_elapsed =
+    m_estimated =
+    m_remaining = NULL;
+    m_display_estimated =
+    m_last_timeupdate =
+    m_break = 0;

     m_ctdelay = 0;
 
     m_ctdelay = 0;
 

-    // if we are going to have at least one label, remember it in this var
-    wxStaticText *label = NULL;
-

     // also count how many labels we really have
     size_t nTimeLabels = 0;
 
     // also count how many labels we really have
     size_t nTimeLabels = 0;
 

+    wxSizer * const sizerLabels = new wxFlexGridSizer(2);
+

     if ( style & wxPD_ELAPSED_TIME )
     {
         nTimeLabels++;
 
     if ( style & wxPD_ELAPSED_TIME )
     {
         nTimeLabels++;
 

-        label =
-        m_elapsed = CreateLabel(_("Elapsed time : "), sizer);
+        m_elapsed = CreateLabel(_("Elapsed time:"), sizerLabels);

     }
 
     if ( style & wxPD_ESTIMATED_TIME )
     {
         nTimeLabels++;
 
     }
 
     if ( style & wxPD_ESTIMATED_TIME )
     {
         nTimeLabels++;
 

-        label =
-        m_estimated = CreateLabel(_("Estimated time : "), sizer);
+        m_estimated = CreateLabel(_("Estimated time:"), sizerLabels);

     }
 
     if ( style & wxPD_REMAINING_TIME )
     {
         nTimeLabels++;
 
     }
 
     if ( style & wxPD_REMAINING_TIME )
     {
         nTimeLabels++;
 

-        label =
-        m_remaining = CreateLabel(_("Remaining time : "), sizer);
+        m_remaining = CreateLabel(_("Remaining time:"), sizerLabels);

     }
     }

+    sizerTop->Add(sizerLabels, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP, LAYOUT_MARGIN);

 
     if ( nTimeLabels > 0 )
     {
         // set it to the current time
         m_timeStart = wxGetCurrentTime();
 
     if ( nTimeLabels > 0 )
     {
         // set it to the current time
         m_timeStart = wxGetCurrentTime();

-        sizeDlg.y += nTimeLabels * (label->GetSize().y + LAYOUT_MARGIN);

     }
 
 #if defined(__SMARTPHONE__)
     }
 
 #if defined(__SMARTPHONE__)


@@ -219,10 +222,12 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     if ( m_hasAbortButton )
         SetLeftMenu(wxID_CANCEL);
 #else
     if ( m_hasAbortButton )
         SetLeftMenu(wxID_CANCEL);
 #else

-    m_btnAbort = m_btnSkip = (wxButton *)NULL;
-    bool sizeDlgModified = false;
+    m_btnAbort =
+    m_btnSkip = NULL;
+

     wxBoxSizer *buttonSizer = new wxBoxSizer(wxHORIZONTAL);
 
     wxBoxSizer *buttonSizer = new wxBoxSizer(wxHORIZONTAL);
 

+    // Windows dialogs usually have buttons in the lower right corner

     const int sizerFlags =
 #if defined(__WXMSW__) || defined(__WXPM__)
                            wxALIGN_RIGHT | wxALL
     const int sizerFlags =
 #if defined(__WXMSW__) || defined(__WXPM__)
                            wxALIGN_RIGHT | wxALL


@@ -233,37 +238,22 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
 
     if ( m_hasSkipButton )
     {
 
     if ( m_hasSkipButton )
     {

-        m_btnSkip = new wxButton(this, wxID_SKIP, _("Skip"));
+        m_btnSkip = new wxButton(this, wxID_SKIP, _("&Skip"));

 
 

-        // Windows dialogs usually have buttons in the lower right corner

         buttonSizer->Add(m_btnSkip, 0, sizerFlags, LAYOUT_MARGIN);
         buttonSizer->Add(m_btnSkip, 0, sizerFlags, LAYOUT_MARGIN);

-        sizeDlg.y += 2*LAYOUT_MARGIN + wxButton::GetDefaultSize().y;
-        sizeDlgModified = true;

     }
 
     if ( m_hasAbortButton )
     {
         m_btnAbort = new wxButton(this, wxID_CANCEL);
 
     }
 
     if ( m_hasAbortButton )
     {
         m_btnAbort = new wxButton(this, wxID_CANCEL);
 

-        // Windows dialogs usually have buttons in the lower right corner

         buttonSizer->Add(m_btnAbort, 0, sizerFlags, LAYOUT_MARGIN);
         buttonSizer->Add(m_btnAbort, 0, sizerFlags, LAYOUT_MARGIN);

-        if(!sizeDlgModified)
-            sizeDlg.y += 2*LAYOUT_MARGIN + wxButton::GetDefaultSize().y;

     }
 
     }
 

-    sizer->Add(buttonSizer, 0, sizerFlags, LAYOUT_MARGIN );
+    sizerTop->Add(buttonSizer, 0, sizerFlags, LAYOUT_MARGIN );

 #endif // __SMARTPHONE__/!__SMARTPHONE__
 
 #endif // __SMARTPHONE__/!__SMARTPHONE__
 

-    SetSizerAndFit(sizer);
-
-    if (!isPda)
-    {
-        sizeDlg.y += 2*LAYOUT_MARGIN;
-
-        // try to make the dialog not square but rectangular of reasonable width
-        sizeDlg.x = (wxCoord)wxMax(3*widthText/2, 4*sizeDlg.y/3);
-        SetClientSize(sizeDlg);
-    }
+    SetSizerAndFit(sizerTop);

 
     Centre(wxCENTER_FRAME | wxBOTH);
 
 
     Centre(wxCENTER_FRAME | wxBOTH);
 


@@ -292,33 +282,28 @@ wxProgressDialog::wxProgressDialog(wxString const &title,
     Update();
 }
 
     Update();
 }
 

-wxStaticText *wxProgressDialog::CreateLabel(const wxString& text,
-                                            wxSizer *sizer)
+wxStaticText *
+wxProgressDialog::CreateLabel(const wxString& text, wxSizer *sizer)

 {
 {

-    wxBoxSizer *locsizer = new wxBoxSizer(wxLARGESMALL(wxHORIZONTAL,wxVERTICAL));
-
-    wxStaticText *dummy = new wxStaticText(this, wxID_ANY, text);
-    wxStaticText *label = new wxStaticText(this, wxID_ANY, _("unknown"));
+    wxStaticText *label = new wxStaticText(this, wxID_ANY, text);
+    wxStaticText *value = new wxStaticText(this, wxID_ANY, _("unknown"));

 
     // select placement most native or nice on target GUI
 #if defined(__SMARTPHONE__)
 
     // select placement most native or nice on target GUI
 #if defined(__SMARTPHONE__)

-    // label and time to the left in two rows
-    locsizer->Add(dummy, 1, wxALIGN_LEFT);
-    locsizer->Add(label, 1, wxALIGN_LEFT);
-    sizer->Add(locsizer, 0, wxALIGN_LEFT | wxTOP | wxLEFT, LAYOUT_MARGIN);
+    // value and time to the left in two rows
+    sizer->Add(label, 1, wxALIGN_LEFT);
+    sizer->Add(value, 1, wxALIGN_LEFT);

 #elif defined(__WXMSW__) || defined(__WXPM__) || defined(__WXMAC__) || defined(__WXGTK20__)
 #elif defined(__WXMSW__) || defined(__WXPM__) || defined(__WXMAC__) || defined(__WXGTK20__)

-    // label and time centered in one row
-    locsizer->Add(dummy, 1, wxLARGESMALL(wxALIGN_RIGHT,wxALIGN_LEFT));
-    locsizer->Add(label, 1, wxALIGN_LEFT | wxLEFT, LAYOUT_MARGIN);
-    sizer->Add(locsizer, 0, wxALIGN_CENTER_HORIZONTAL | wxTOP, LAYOUT_MARGIN);
+    // value and time centered in one row
+    sizer->Add(label, 1, wxLARGESMALL(wxALIGN_RIGHT,wxALIGN_LEFT) | wxTOP | wxRIGHT, LAYOUT_MARGIN);
+    sizer->Add(value, 1, wxALIGN_LEFT | wxTOP, LAYOUT_MARGIN);

 #else
 #else

-    // label and time to the right in one row
-    sizer->Add(locsizer, 0, wxALIGN_RIGHT | wxRIGHT | wxTOP, LAYOUT_MARGIN);
-    locsizer->Add(dummy);
-    locsizer->Add(label, 0, wxLEFT, LAYOUT_MARGIN);
+    // value and time to the right in one row
+    sizer->Add(label);
+    sizer->Add(value, 0, wxLEFT, LAYOUT_MARGIN);

 #endif
 
 #endif
 

-    return label;
+    return value;

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -404,7 +389,7 @@ wxProgressDialog::Update(int value, const wxString& newmsg, bool *skip)
         // so that we return true below and that out [Cancel] handler knew what
         // to do
         m_state = Finished;
         // so that we return true below and that out [Cancel] handler knew what
         // to do
         m_state = Finished;

-        if( !(GetWindowStyle() & wxPD_AUTO_HIDE) )
+        if( !HasFlag(wxPD_AUTO_HIDE) )

         {
             EnableClose();
             DisableSkip();
         {
             EnableClose();
             DisableSkip();


@@ -418,8 +403,17 @@ wxProgressDialog::Update(int value, const wxString& newmsg, bool *skip)
                 m_msg->SetLabel(_("Done."));
             }
 
                 m_msg->SetLabel(_("Done."));
             }
 

-            wxYieldIfNeeded() ;
+            wxCHECK_MSG(wxEventLoopBase::GetActive(), false,
+                        "wxProgressDialog::Update needs a running event loop");
+
+            // allow the window to repaint:
+            // NOTE: since we yield only for UI events with this call, there
+            //       should be no side-effects
+            wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);

 
 

+            // NOTE: this call results in a new event loop being created
+            //       and to a call to ProcessPendingEvents() (which may generate
+            //       unwanted re-entrancies).

             (void)ShowModal();
         }
         else // auto hide
             (void)ShowModal();
         }
         else // auto hide


@@ -466,9 +460,14 @@ bool wxProgressDialog::Pulse(const wxString& newmsg, bool *skip)
 
 bool wxProgressDialog::DoAfterUpdate(bool *skip)
 {
 
 bool wxProgressDialog::DoAfterUpdate(bool *skip)
 {

+    wxCHECK_MSG(wxEventLoopBase::GetActive(), false,
+                "wxProgressDialog::DoAfterUpdate needs a running event loop");
+

     // we have to yield because not only we want to update the display but
     // also to process the clicks on the cancel and skip buttons
     // we have to yield because not only we want to update the display but
     // also to process the clicks on the cancel and skip buttons

-    wxYieldIfNeeded();
+    // NOTE: using YieldFor() this call shouldn't give re-entrancy problems
+    //       for event handlers not interested to UI/user-input events.
+    wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT);

 
     Update();
 
 
     Update();
 


@@ -504,6 +503,41 @@ bool wxProgressDialog::Show( bool show )
     return wxDialog::Show(show);
 }
 
     return wxDialog::Show(show);
 }
 

+int wxProgressDialog::GetValue() const
+{
+    if (m_gauge)
+        return m_gauge->GetValue();
+    return wxNOT_FOUND;
+}
+
+int wxProgressDialog::GetRange() const
+{
+    if (m_gauge)
+        return m_gauge->GetRange();
+    return wxNOT_FOUND;
+}
+
+wxString wxProgressDialog::GetMessage() const
+{
+    return m_msg->GetLabel();
+}
+
+void wxProgressDialog::SetRange(int maximum)
+{
+    wxASSERT_MSG(m_gauge, "The dialog should have been constructed with a range > 0");
+    wxASSERT_MSG(maximum > 0, "Invalid range");
+
+    m_gauge->SetRange(maximum);
+    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__
+}
+

 // ----------------------------------------------------------------------------
 // event handlers
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // event handlers
 // ----------------------------------------------------------------------------


@@ -573,10 +607,10 @@ wxProgressDialog::~wxProgressDialog()
 
 void wxProgressDialog::ReenableOtherWindows()
 {
 
 void wxProgressDialog::ReenableOtherWindows()
 {

-    if ( GetWindowStyle() & wxPD_APP_MODAL )
+    if ( HasFlag(wxPD_APP_MODAL) )

     {
         delete m_winDisabler;
     {
         delete m_winDisabler;

-        m_winDisabler = (wxWindowDisabler *)NULL;
+        m_winDisabler = NULL;

     }
     else
     {
     }
     else
     {


@@ -597,10 +631,10 @@ static void SetTimeLabel(unsigned long val, wxStaticText *label)
 
         if (val != (unsigned long)-1)
         {
 
         if (val != (unsigned long)-1)
         {

-        unsigned long hours = val / 3600;
-        unsigned long minutes = (val % 3600) / 60;
-        unsigned long seconds = val % 60;
-        s.Printf(wxT("%lu:%02lu:%02lu"), hours, minutes, seconds);
+            unsigned long hours = val / 3600;
+            unsigned long minutes = (val % 3600) / 60;
+            unsigned long seconds = val % 60;
+            s.Printf(wxT("%lu:%02lu:%02lu"), hours, minutes, seconds);

         }
         else
         {
         }
         else
         {


@@ -662,11 +696,17 @@ void wxProgressDialog::EnableClose()
 
 void wxProgressDialog::UpdateMessage(const wxString &newmsg)
 {
 
 void wxProgressDialog::UpdateMessage(const wxString &newmsg)
 {

+    wxCHECK_RET(wxEventLoopBase::GetActive(),
+                "wxProgressDialog::UpdateMessage needs a running event loop");
+

     if ( !newmsg.empty() && newmsg != m_msg->GetLabel() )
     {
         m_msg->SetLabel(newmsg);
 
     if ( !newmsg.empty() && newmsg != m_msg->GetLabel() )
     {
         m_msg->SetLabel(newmsg);
 

-        wxYieldIfNeeded() ;
+        // allow the window to repaint:
+        // NOTE: since we yield only for UI events with this call, there
+        //       should be no side-effects
+        wxEventLoopBase::GetActive()->YieldFor(wxEVT_CATEGORY_UI);

     }
 }
 
     }
 }