X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f4aa7ec32b0e9181888f1bc9b291bb21d0e16561..4d51143c5e77949c4633eae3f083d40f608cf387:/src/generic/progdlgg.cpp diff --git a/src/generic/progdlgg.cpp b/src/generic/progdlgg.cpp index 7541a816bb..77af0c76aa 100644 --- a/src/generic/progdlgg.cpp +++ b/src/generic/progdlgg.cpp @@ -1,11 +1,11 @@ ///////////////////////////////////////////////////////////////////////////// // Name: src/generic/progdlgg.cpp // Purpose: wxProgressDialog class -// Author: Karsten Ballüder +// Author: Karsten Ballueder // Modified by: // Created: 09.05.1999 // RCS-ID: $Id$ -// Copyright: (c) Karsten Ballüder +// Copyright: (c) Karsten Ballueder // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -38,9 +38,11 @@ #include "wx/dcclient.h" #include "wx/timer.h" #include "wx/settings.h" + #include "wx/app.h" #endif #include "wx/progdlg.h" +#include "wx/evtloop.h" // --------------------------------------------------------------------------- // macros @@ -92,12 +94,12 @@ IMPLEMENT_CLASS(wxProgressDialog, wxDialog) // wxProgressDialog creation // ---------------------------------------------------------------------------- -wxProgressDialog::wxProgressDialog(wxString const &title, - wxString const &message, +wxProgressDialog::wxProgressDialog(const wxString& title, + const wxString& message, int maximum, wxWindow *parent, int style) - : wxDialog(parent, wxID_ANY, title), + : wxDialog(GetParentForModalDialog(parent), wxID_ANY, title), m_skip(false), m_delay(3), m_hasAbortButton(false), @@ -110,8 +112,6 @@ wxProgressDialog::wxProgressDialog(wxString const &title, 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 @@ -141,76 +141,79 @@ wxProgressDialog::wxProgressDialog(wxString const &title, wxClientDC dc(this); dc.SetFont(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT)); - long widthText = 0; + 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); - 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 ( ( style & wxPD_SMOOTH ) == wxPD_SMOOTH ) + if ( style & wxPD_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); - - wxSize sizeGauge = m_gauge->GetSize(); - sizeDlg.y += 2*LAYOUT_MARGIN + sizeGauge.y; } else - m_gauge = (wxGauge *)NULL; + { + m_gauge = NULL; + } // 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; - // 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; + wxSizer * const sizerLabels = new wxFlexGridSizer(2); + 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++; - label = - m_estimated = CreateLabel(_("Estimated time : "), sizer); + m_estimated = CreateLabel(_("Estimated time:"), sizerLabels); } 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(); - sizeDlg.y += nTimeLabels * (label->GetSize().y + LAYOUT_MARGIN); } #if defined(__SMARTPHONE__) @@ -219,10 +222,12 @@ wxProgressDialog::wxProgressDialog(wxString const &title, 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); + // Windows dialogs usually have buttons in the lower right corner const int sizerFlags = #if defined(__WXMSW__) || defined(__WXPM__) wxALIGN_RIGHT | wxALL @@ -233,39 +238,22 @@ wxProgressDialog::wxProgressDialog(wxString const &title, 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); - sizeDlg.y += 2*LAYOUT_MARGIN + wxButton::GetDefaultSize().y; - sizeDlgModified = true; } 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); - 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__ - 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(widthText, 4*sizeDlg.y/3); - sizeDlg.x *= 3; - sizeDlg.x /= 2; - SetClientSize(sizeDlg); - } + SetSizerAndFit(sizerTop); Centre(wxCENTER_FRAME | wxBOTH); @@ -294,33 +282,28 @@ wxProgressDialog::wxProgressDialog(wxString const &title, 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__) - // 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__) - // 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 - // 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 - return label; + return value; } // ---------------------------------------------------------------------------- @@ -338,12 +321,8 @@ wxProgressDialog::Update(int value, const wxString& newmsg, bool *skip) 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 ( m_gauge ) + m_gauge->SetValue(value); UpdateMessage(newmsg); @@ -410,7 +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; - if( !(GetWindowStyle() & wxPD_AUTO_HIDE) ) + if( !HasFlag(wxPD_AUTO_HIDE) ) { EnableClose(); DisableSkip(); @@ -424,8 +403,17 @@ wxProgressDialog::Update(int value, const wxString& newmsg, bool *skip) 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 @@ -472,9 +460,14 @@ bool wxProgressDialog::Pulse(const wxString& newmsg, 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 - 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(); @@ -510,6 +503,41 @@ bool wxProgressDialog::Show( bool 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 // ---------------------------------------------------------------------------- @@ -579,10 +607,10 @@ wxProgressDialog::~wxProgressDialog() void wxProgressDialog::ReenableOtherWindows() { - if ( GetWindowStyle() & wxPD_APP_MODAL ) + if ( HasFlag(wxPD_APP_MODAL) ) { delete m_winDisabler; - m_winDisabler = (wxWindowDisabler *)NULL; + m_winDisabler = NULL; } else { @@ -603,10 +631,10 @@ static void SetTimeLabel(unsigned long val, wxStaticText *label) 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 { @@ -668,11 +696,17 @@ void wxProgressDialog::EnableClose() 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); - 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); } }