X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ffdaed2fc3b8b30bdea60dd27ed839c0957891b4..9841339c74917270e36def49a00a0415efe3683e:/src/generic/progdlgg.cpp diff --git a/src/generic/progdlgg.cpp b/src/generic/progdlgg.cpp index b4bd92686f..2a7eb07918 100644 --- a/src/generic/progdlgg.cpp +++ b/src/generic/progdlgg.cpp @@ -6,133 +6,287 @@ // Created: 09.05.1999 // RCS-ID: $Id$ // Copyright: (c) Karsten Ballüder -// Licence: wxWindows license +// Licence: wxWindows license ///////////////////////////////////////////////////////////////////////////// +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- + #ifdef __GNUG__ -#pragma implementation "progdlgg.h" + #pragma implementation "progdlgg.h" #endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif +#if wxUSE_PROGRESSDLG + #ifndef WX_PRECOMP -#include "wx/utils.h" -#include "wx/frame.h" -#include "wx/button.h" -#include "wx/stattext.h" -#include "wx/layout.h" -#include "wx/event.h" -#include "wx/gauge.h" -#include "wx/intl.h" + #include "wx/utils.h" + #include "wx/frame.h" + #include "wx/button.h" + #include "wx/stattext.h" + #include "wx/layout.h" + #include "wx/event.h" + #include "wx/gauge.h" + #include "wx/intl.h" + #include "wx/settings.h" + #include "wx/dcclient.h" + #include "wx/timer.h" #endif -#if wxUSE_PROGRESSDLG - #include "wx/generic/progdlgg.h" +// ---------------------------------------------------------------------------- +// constants +// ---------------------------------------------------------------------------- + #define LAYOUT_X_MARGIN 8 #define LAYOUT_Y_MARGIN 8 -// wxTextEntryDialog +// ---------------------------------------------------------------------------- +// private functions +// ---------------------------------------------------------------------------- + +// update the label to show the given time (in seconds) +static void SetTimeLabel(unsigned long val, wxStaticText *label); + +// ---------------------------------------------------------------------------- +// event tables +// ---------------------------------------------------------------------------- #if !USE_SHARED_LIBRARY - BEGIN_EVENT_TABLE(wxProgressDialog, wxFrame) - EVT_BUTTON(-1, wxProgressDialog::OnCancel) + BEGIN_EVENT_TABLE(wxProgressDialog, wxDialog) + EVT_BUTTON(wxID_CANCEL, wxProgressDialog::OnCancel) EVT_CLOSE(wxProgressDialog::OnClose) END_EVENT_TABLE() - IMPLEMENT_CLASS(wxProgressDialog, wxFrame) + IMPLEMENT_CLASS(wxProgressDialog, wxDialog) #endif +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxProgressDialog +// ---------------------------------------------------------------------------- + wxProgressDialog::wxProgressDialog(wxString const &title, - wxString const &message, - int maximum, - wxWindow *parent, - int style) + wxString const &message, + int maximum, + wxWindow *parent, + int style) + : wxDialog(parent, -1, title) { - bool hasAbortButton = (style & wxPD_CAN_ABORT) != 0; - m_state = hasAbortButton ? Continue : Uncancelable; - m_disableParentOnly = (style & wxPD_APP_MODAL) == 0; - m_parent = parent; - m_maximum = maximum; - - int height = 70; // FIXME arbitrary numbers - if ( hasAbortButton ) - height += 35; - wxFrame::Create(m_parent, -1, title, - wxPoint(0, 0), wxSize(220, height), - wxDEFAULT_DIALOG_STYLE); - - wxLayoutConstraints *c; - - m_msg = new wxStaticText(this, -1, message); - c = new wxLayoutConstraints; - c->left.SameAs(this, wxLeft, 10); - c->top.SameAs(this, wxTop, 10); - c->width.AsIs(); - c->height.AsIs(); - m_msg->SetConstraints(c); - - if ( maximum > 0 ) - { - m_gauge = new wxGauge(this, -1, maximum); - c = new wxLayoutConstraints; - c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN); - c->top.Below(m_msg, 2*LAYOUT_Y_MARGIN); - c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN); - c->height.AsIs(); - m_gauge->SetConstraints(c); - m_gauge->SetValue(0); - } - else - m_gauge = (wxGauge *)NULL; - - if ( hasAbortButton ) - { - m_btnAbort = new wxButton(this, -1, _("Cancel")); - c = new wxLayoutConstraints; - c->centreX.SameAs(this, wxCentreX); - if(m_gauge) - c->top.Below(m_gauge, 2*LAYOUT_Y_MARGIN); - else - c->top.Below(m_btnAbort, 2*LAYOUT_Y_MARGIN); - c->width.AsIs(); - c->height.AsIs(); - m_btnAbort->SetConstraints(c); - } - else - m_btnAbort = (wxButton *)NULL; + bool hasAbortButton = (style & wxPD_CAN_ABORT) != 0; + 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; - SetAutoLayout(TRUE); - Show(TRUE); - Centre(wxCENTER_FRAME | wxBOTH); + wxLayoutConstraints *c; - if(m_disableParentOnly) - m_parent->Enable(FALSE); - else - wxEnableTopLevelWindows(FALSE); - Enable(TRUE); // enable this window - wxYield(); + wxClientDC dc(this); + dc.SetFont(wxSystemSettings::GetSystemFont(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); + c = new wxLayoutConstraints; + c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN); + c->top.SameAs(this, wxTop, 2*LAYOUT_Y_MARGIN); + c->width.AsIs(); + c->height.AsIs(); + m_msg->SetConstraints(c); + + 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); + c = new wxLayoutConstraints; + c->left.SameAs(this, wxLeft, 2*LAYOUT_X_MARGIN); + c->top.Below(m_msg, 2*LAYOUT_Y_MARGIN); + c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN); + c->height.AsIs(); + m_gauge->SetConstraints(c); + m_gauge->SetValue(0); + lastWindow = m_gauge; + + wxSize sizeGauge = m_gauge->GetSize(); + sizeDlg.y += 2*LAYOUT_Y_MARGIN + sizeGauge.y; + } + else + m_gauge = (wxGauge *)NULL; + + // create the estimated/remaining/total time zones if requested + m_elapsed = m_estimated = m_remaining = (wxStaticText*)NULL; + + int nTimeLabels = 0; + if ( style & wxPD_ELAPSED_TIME ) + { + nTimeLabels++; + + m_elapsed = CreateLabel(_T("Elapsed time : "), &lastWindow); + } + + if ( style & wxPD_ESTIMATED_TIME ) + { + nTimeLabels++; + + m_estimated = CreateLabel(_T("Estimated time : "), &lastWindow); + } + + if ( style & wxPD_REMAINING_TIME ) + { + nTimeLabels++; + + m_remaining = CreateLabel(_T("Remaining time : "), &lastWindow); + } + + if ( nTimeLabels > 0 ) + { + // set it to the current time + m_timeStart = wxGetCurrentTime(); + + sizeDlg.y += nTimeLabels * (sizeLabel.y + LAYOUT_Y_MARGIN); + } + + if ( hasAbortButton ) + { + m_btnAbort = new wxButton(this, wxID_CANCEL, _("Cancel")); + c = new wxLayoutConstraints; + + // Windows dialogs usually have buttons in the lower right corner +#ifdef __WXMSW__ + 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); + + m_btnAbort->SetConstraints(c); + + sizeDlg.y += 2*LAYOUT_Y_MARGIN + sizeBtn.y; + } + else + m_btnAbort = (wxButton *)NULL; + + SetAutoLayout(TRUE); + Layout(); + + sizeDlg.y += 2*LAYOUT_Y_MARGIN; + + // try to make the dialog not square but rectangular of reasonabel width + sizeDlg.x = wxMax(widthText, 4*sizeDlg.y/3); + sizeDlg.x *= 3; + sizeDlg.x /= 2; + SetClientSize(sizeDlg); + + Centre(wxCENTER_FRAME | wxBOTH); + + if (m_disableParentOnly ) + { + if ( m_parent ) + m_parent->Enable(FALSE); + } + else + { + wxEnableTopLevelWindows(FALSE); + } + + Show(TRUE); + Enable(TRUE); // enable this window + + // Update the display (especially on X, GTK) + wxYield(); } +wxStaticText *wxProgressDialog::CreateLabel(const wxString& text, + wxWindow **lastWindow) +{ + wxLayoutConstraints *c; + + wxStaticText *label = new wxStaticText(this, -1, _T("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__ + c->left.SameAs(this, wxCentreX, LAYOUT_X_MARGIN); +#else // !MSW + c->right.SameAs(this, wxRight, 2*LAYOUT_X_MARGIN); +#endif // MSW/!MSW + c->top.Below(*lastWindow, LAYOUT_Y_MARGIN); + c->width.AsIs(); + c->height.AsIs(); + label->SetConstraints(c); + + wxStaticText *dummy = new wxStaticText(this, -1, text); + c = new wxLayoutConstraints; + c->right.LeftOf(label); + c->top.SameAs(label, wxTop, 0); + c->width.AsIs(); + c->height.AsIs(); + dummy->SetConstraints(c); + + *lastWindow = label; + + return label; +} bool wxProgressDialog::Update(int value, const wxString& newmsg) { - wxASSERT_MSG( value == -1 || m_gauge, _T("can't update non existent dialog") ); - wxASSERT_MSG( value < m_maximum, _T("invalid progress value") ); + wxASSERT_MSG( value == -1 || m_gauge, _T("cannot update non existent dialog") ); + wxASSERT_MSG( value <= m_maximum, _T("invalid progress value") ); + if( m_gauge ) m_gauge->SetValue(value + 1); + if( !newmsg.IsEmpty() ) m_msg->SetLabel(newmsg); - if ( (value == m_maximum - 1) && !(GetWindowStyleFlag() & wxPD_AUTO_HIDE) ) + 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 ) { @@ -146,30 +300,85 @@ wxProgressDialog::Update(int value, const wxString& newmsg) m_msg->SetLabel(_("Done.")); } + // so that we return TRUE below and that out [Cancel] handler knew what + // to do m_state = Finished; - - // so that we return TRUE below - m_state = Finished; + + wxYield(); + + (void)ShowModal(); + } + else + { + // update the display + wxYield(); } return m_state != Canceled; } +// ---------------------------------------------------------------------------- +// event handlers +// ---------------------------------------------------------------------------- + +void wxProgressDialog::OnCancel(wxCommandEvent& event) +{ + if ( m_state == Finished ) + { + // this means that the count down is already finished and we're being + // shown as a modal dialog - so just let the default handler do the job + event.Skip(); + } + else + { + // request to cancel was received, the next time Update() is called we + // will handle it + m_state = Canceled; + } +} + void wxProgressDialog::OnClose(wxCloseEvent& event) { - if ( m_state == Uncancelable ) - event.Veto(TRUE); - else - m_state = Canceled; + if ( m_state == Uncancelable ) + event.Veto(TRUE); + else + m_state = Canceled; } +// ---------------------------------------------------------------------------- +// destruction +// ---------------------------------------------------------------------------- wxProgressDialog::~wxProgressDialog() { - if ( m_disableParentOnly ) - m_parent->Enable(TRUE); - else - wxEnableTopLevelWindows(TRUE); + if ( m_disableParentOnly ) + { + if ( m_parent ) + m_parent->Enable(TRUE); + } + else + { + wxEnableTopLevelWindows(TRUE); + } } -#endif +// ---------------------------------------------------------------------------- +// private functions +// ---------------------------------------------------------------------------- + +static void SetTimeLabel(unsigned long val, wxStaticText *label) +{ + if ( label ) + { + wxString s; + unsigned long hours = val / 3600; + unsigned long minutes = (val % 3600) / 60; + unsigned long seconds = val % 60; + s.Printf(_T("%lu:%02lu:%02lu"), hours, minutes, seconds); + + if ( s != label->GetLabel() ) + label->SetLabel(s); + } +} + +#endif // wxUSE_PROGRESSDLG