-////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
// Name: progdlgg.h
-// Purpose: wxProgressDialog class
+// Purpose: wxGenericProgressDialog class
// Author: Karsten Ballueder
-// Modified by:
+// Modified by: Francesco Montorsi
// Created: 09.05.1999
// RCS-ID: $Id$
// Copyright: (c) Karsten Ballueder
// Licence: wxWindows licence
-////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
#ifndef __PROGDLGH_G__
#define __PROGDLGH_G__
-#include "wx/defs.h"
-#include "wx/progdlg.h"
-
-#if wxUSE_PROGRESSDLG
-
#include "wx/dialog.h"
class WXDLLIMPEXP_FWD_CORE wxButton;
+class WXDLLIMPEXP_FWD_CORE wxEventLoop;
class WXDLLIMPEXP_FWD_CORE wxGauge;
class WXDLLIMPEXP_FWD_CORE wxStaticText;
+class WXDLLIMPEXP_FWD_CORE wxWindowDisabler;
-/* Progress dialog which shows a moving progress bar.
- Taken from the Mahogany project.*/
-
-class WXDLLIMPEXP_CORE wxProgressDialog : public wxDialog
+/*
+ Progress dialog which shows a moving progress bar.
+ Taken from the Mahogany project.
+*/
+class WXDLLIMPEXP_CORE wxGenericProgressDialog : public wxDialog
{
-DECLARE_DYNAMIC_CLASS(wxProgressDialog)
public:
- /* Creates and displays dialog, disables event handling for other
- frames or parent frame to avoid recursion problems.
- @param title title for window
- @param message message to display in window
- @param maximum value for status bar, if <= 0, no bar is shown
- @param parent window or NULL
- @param style is the bit mask of wxPD_XXX constants from wx/defs.h
- */
- wxProgressDialog(const wxString& title, const wxString& message,
- int maximum = 100,
- wxWindow *parent = NULL,
- int style = wxPD_APP_MODAL | wxPD_AUTO_HIDE);
- /* Destructor.
- Re-enables event handling for other windows.
- */
- virtual ~wxProgressDialog();
-
- /* Update the status bar to the new value.
- @param value new value
- @param newmsg if used, new message to display
- @returns true if ABORT button has not been pressed
- */
- virtual bool Update(int value, const wxString& newmsg = wxEmptyString, bool *skip = NULL);
+ wxGenericProgressDialog(const wxString& title, const wxString& message,
+ int maximum = 100,
+ wxWindow *parent = NULL,
+ int style = wxPD_APP_MODAL | wxPD_AUTO_HIDE);
+
+ virtual ~wxGenericProgressDialog();
- /* Switches the dialog to use a gauge in indeterminate mode and calls
- wxGauge::Pulse() to show to the user a bit of progress */
+ virtual bool Update(int value, const wxString& newmsg = wxEmptyString, bool *skip = NULL);
virtual bool Pulse(const wxString& newmsg = wxEmptyString, bool *skip = NULL);
+ void Resume();
+
+ int GetValue() const;
+ int GetRange() const;
+ wxString GetMessage() const;
+
+ void SetRange(int maximum);
+
+ // Return whether "Cancel" or "Skip" button was pressed, always return
+ // false if the corresponding button is not shown.
+ bool WasCancelled() const;
+ bool WasSkipped() const;
+
// Must provide overload to avoid hiding it (and warnings about it)
virtual void Update() { wxDialog::Update(); }
- /* Can be called to continue after the cancel button has been pressed, but
- the program decided to continue the operation (e.g., user didn't
- confirm it)
- */
- void Resume();
-
virtual bool Show( bool show = true );
+ // This enum is an implementation detail and should not be used
+ // by user code.
+ enum State
+ {
+ Uncancelable = -1, // dialog can't be canceled
+ Canceled, // can be cancelled and, in fact, was
+ Continue, // can be cancelled but wasn't
+ Finished, // finished, waiting to be removed from screen
+ Dismissed // was closed by user after finishing
+ };
+
protected:
+ // This ctor is used by the native MSW implementation only.
+ wxGenericProgressDialog(wxWindow *parent, int style);
+
+ void Create(const wxString& title,
+ const wxString& message,
+ int maximum,
+ wxWindow *parent,
+ int style);
+
+ // Update just the m_maximum field, this is used by public SetRange() but,
+ // unlike it, doesn't update the controls state. This makes it useful for
+ // both this class and its derived classes that don't use m_gauge to
+ // display progress.
+ void SetMaximum(int maximum);
+
+ // Return the labels to use for showing the elapsed/estimated/remaining
+ // times respectively.
+ static wxString GetElapsedLabel() { return _("Elapsed time:"); }
+ static wxString GetEstimatedLabel() { return _("Estimated time:"); }
+ static wxString GetRemainingLabel() { return _("Remaining time:"); }
+
+
+ // Similar to wxWindow::HasFlag() but tests for a presence of a wxPD_XXX
+ // flag in our (separate) flags instead of using m_windowStyle.
+ bool HasPDFlag(int flag) const { return (m_pdStyle & flag) != 0; }
+
+ // Return the progress dialog style. Prefer to use HasPDFlag() if possible.
+ int GetPDStyle() const { return m_pdStyle; }
+
+
+ // Updates estimated times from a given progress bar value and stores the
+ // results in provided arguments.
+ void UpdateTimeEstimates(int value,
+ unsigned long &elapsedTime,
+ unsigned long &estimatedTime,
+ unsigned long &remainingTime);
+
+ // Converts seconds to HH:mm:ss format.
+ static wxString GetFormattedTime(unsigned long timeInSec);
+
// callback for optional abort button
void OnCancel(wxCommandEvent&);
// callback to disable "hard" window closing
void OnClose(wxCloseEvent&);
+ // called to disable the other windows while this dialog is shown
+ void DisableOtherWindows();
+
// must be called to reenable the other windows temporarily disabled while
// the dialog was shown
void ReenableOtherWindows();
+ // return the top level parent window of this dialog (may be NULL)
+ wxWindow *GetTopParent() const { return m_parentTop; }
+
+
+ // continue processing or not (return value for Update())
+ State m_state;
+
+ // the maximum value
+ int m_maximum;
+
+#if defined(__WXMSW__ ) || defined(__WXPM__)
+ // the factor we use to always keep the value in 16 bit range as the native
+ // control only supports ranges from 0 to 65,535
+ size_t m_factor;
+#endif // __WXMSW__
+
+ // time when the dialog was created
+ unsigned long m_timeStart;
+ // time when the dialog was closed or cancelled
+ unsigned long m_timeStop;
+ // time between the moment the dialog was closed/cancelled and resume
+ unsigned long m_break;
+
private:
+ // update the label to show the given time (in seconds)
+ static void SetTimeLabel(unsigned long val, wxStaticText *label);
+
+ // common part of all ctors
+ void Init(wxWindow *parent, int style);
+
// create the label with given text and another one to show the time nearby
// as the next windows in the sizer, returns the created control
wxStaticText *CreateLabel(const wxString& text, wxSizer *sizer);
void UpdateMessage(const wxString &newmsg);
// common part of Update() and Pulse(), returns true if not cancelled
- bool DoAfterUpdate(bool *skip);
+ bool DoBeforeUpdate(bool *skip);
+
+ // common part of Update() and Pulse()
+ void DoAfterUpdate();
// shortcuts for enabling buttons
void EnableClose();
void DisableSkip() { EnableSkip(false); }
void DisableAbort() { EnableAbort(false); }
- // the status bar
+ // the widget displaying current status (may be NULL)
wxGauge *m_gauge;
// the message displayed
wxStaticText *m_msg;
wxStaticText *m_elapsed,
*m_estimated,
*m_remaining;
- // time when the dialog was created
- unsigned long m_timeStart;
- // time when the dialog was closed or cancelled
- unsigned long m_timeStop;
- // time between the moment the dialog was closed/cancelled and resume
- unsigned long m_break;
// parent top level window (may be NULL)
wxWindow *m_parentTop;
- // continue processing or not (return value for Update())
- enum
- {
- Uncancelable = -1, // dialog can't be canceled
- Canceled, // can be cancelled and, in fact, was
- Continue, // can be cancelled but wasn't
- Finished // finished, waiting to be removed from screen
- } m_state;
+ // Progress dialog styles: this is not the same as m_windowStyle because
+ // wxPD_XXX constants clash with the existing TLW styles so to be sure we
+ // don't have any conflicts we just use a separate variable for storing
+ // them.
+ int m_pdStyle;
// skip some portion
bool m_skip;
wxButton *m_btnSkip;
#endif
- // the maximum value
- int m_maximum;
-
// saves the time when elapsed time was updated so there is only one
// update per second
unsigned long m_last_timeupdate;
+
// tells how often a change of the estimated time has to be confirmed
- // before it is actually displayed - this reduces the frequence of updates
+ // before it is actually displayed - this reduces the frequency of updates
// of estimated and remaining time
- const int m_delay;
+ int m_delay;
+
// counts the confirmations
int m_ctdelay;
unsigned long m_display_estimated;
- bool m_hasAbortButton,
- m_hasSkipButton;
+ // for wxPD_APP_MODAL case
+ wxWindowDisabler *m_winDisabler;
-#if defined(__WXMSW__ ) || defined(__WXPM__)
- // the factor we use to always keep the value in 16 bit range as the native
- // control only supports ranges from 0 to 65,535
- size_t m_factor;
-#endif // __WXMSW__
+ // Temporary event loop created by the dialog itself if there is no
+ // currently active loop when it is created.
+ wxEventLoop *m_tempEventLoop;
- // for wxPD_APP_MODAL case
- class WXDLLIMPEXP_FWD_CORE wxWindowDisabler *m_winDisabler;
DECLARE_EVENT_TABLE()
- DECLARE_NO_COPY_CLASS(wxProgressDialog)
+ wxDECLARE_NO_COPY_CLASS(wxGenericProgressDialog);
};
-#endif // wxUSE_PROGRESSDLG
-
#endif // __PROGDLGH_G__
projects / wxWidgets.git / blobdiff