X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/974e72ccbb612ad338ee40e76ed6395df9919311..09e744f55267ee17225f1e25f4fb26f4d8927781:/include/wx/generic/progdlgg.h diff --git a/include/wx/generic/progdlgg.h b/include/wx/generic/progdlgg.h index 11437238a0..0840acceff 100644 --- a/include/wx/generic/progdlgg.h +++ b/include/wx/generic/progdlgg.h @@ -1,126 +1,228 @@ -//////////////////////////////////////////////////// +/////////////////////////////////////////////////////////////////////////////// // Name: progdlgg.h -// Purpose: wxProgressDialog class -// Author: Karsten Ballüder -// Modified by: +// Purpose: wxGenericProgressDialog class +// Author: Karsten Ballueder +// Modified by: Francesco Montorsi // Created: 09.05.1999 // RCS-ID: $Id$ -// Copyright: (c) Karsten Ballüder -// Licence: wxWindows license -//////////////////////////////////////////////////// +// Copyright: (c) Karsten Ballueder +// Licence: wxWindows licence +/////////////////////////////////////////////////////////////////////////////// #ifndef __PROGDLGH_G__ #define __PROGDLGH_G__ -#ifdef __GNUG__ -#pragma interface "progdlgg.h" -#endif +#include "wx/dialog.h" -#include "wx/setup.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 wxGenericProgressDialog : public wxDialog +{ +public: + wxGenericProgressDialog(const wxString& title, const wxString& message, + int maximum = 100, + wxWindow *parent = NULL, + int style = wxPD_APP_MODAL | wxPD_AUTO_HIDE); -#if wxUSE_PROGRESSDLG + virtual ~wxGenericProgressDialog(); -#include "wx/dialog.h" + virtual bool Update(int value, const wxString& newmsg = wxEmptyString, bool *skip = NULL); + virtual bool Pulse(const wxString& newmsg = wxEmptyString, bool *skip = NULL); -class WXDLLEXPORT wxButton; -class WXDLLEXPORT wxGauge; -class WXDLLEXPORT wxStaticText; + void Resume(); -/* Progress dialog which shows a moving progress bar. - Taken from the Mahogany project.*/ + int GetValue() const; + int GetRange() const; + wxString GetMessage() const; -class WXDLLEXPORT wxProgressDialog : 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, wxString const &message, - int maximum = 100, - wxWindow *parent = NULL, - int style = wxPD_APP_MODAL | wxPD_AUTO_HIDE); - /* Destructor. - Re-enables event handling for other windows. - */ - ~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 - */ - bool Update(int value, const wxString& newmsg = wxT("")); - - /* 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() { m_state = Continue; } + 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(); } + + 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: - // callback for optional abort button - void OnCancel(wxCommandEvent& event); + // This ctor is used by the native MSW implementation only. + wxGenericProgressDialog(wxWindow *parent, int style); - // callback to disable "hard" window closing - void OnClose(wxCloseEvent& event); + void Create(const wxString& title, + const wxString& message, + int maximum, + wxWindow *parent, + int style); - // callback to detect when the dialog is closed - void OnShow(wxShowEvent& event); + // 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); - // must be called to reenable the other windows temporarily disabled while - // the dialog was shown - void ReenableOtherWindows(); + // 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 for optional skip button + void OnSkip(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: - // create the label with given text and another one to show the time nearby - // under the lastWindow and modify it to be the same as the control created - // (which is returned) - wxStaticText *CreateLabel(const wxString& text, wxWindow **lastWindow); - - // the status bar - wxGauge *m_gauge; - // the message displayed - wxStaticText *m_msg; - // displayed elapsed, estimated, remaining time - class wxStaticText *m_elapsed, - *m_estimated, - *m_remaining; - // time when the dialog was created - unsigned long m_timeStart; - - // 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; - - // the abort button (or NULL if none) - wxButton *m_btnAbort; - - // the maximum value - int m_maximum; - - // for wxPD_APP_MODAL case - class WXDLLEXPORT wxWindowDisabler *m_winDisabler; - - DECLARE_EVENT_TABLE() -private: - // Virtual function hiding supression - virtual void Update() { wxDialog::Update(); } -}; + // 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); + + // updates the label message + void UpdateMessage(const wxString &newmsg); + + // common part of Update() and Pulse(), returns true if not cancelled + bool DoBeforeUpdate(bool *skip); + + // common part of Update() and Pulse() + void DoAfterUpdate(); + + // shortcuts for enabling buttons + void EnableClose(); + void EnableSkip(bool enable = true); + void EnableAbort(bool enable = true); + void DisableSkip() { EnableSkip(false); } + void DisableAbort() { EnableAbort(false); } + + // the widget displaying current status (may be NULL) + wxGauge *m_gauge; + // the message displayed + wxStaticText *m_msg; + // displayed elapsed, estimated, remaining time + wxStaticText *m_elapsed, + *m_estimated, + *m_remaining; + + // parent top level window (may be NULL) + wxWindow *m_parentTop; + + // 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; + +#if !defined(__SMARTPHONE__) + // the abort and skip buttons (or NULL if none) + wxButton *m_btnAbort; + wxButton *m_btnSkip; #endif -#endif - // __PROGDLGH_G__ + // 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 frequency of updates + // of estimated and remaining time + int m_delay; + + // counts the confirmations + int m_ctdelay; + unsigned long m_display_estimated; + + // for wxPD_APP_MODAL case + wxWindowDisabler *m_winDisabler; + + // Temporary event loop created by the dialog itself if there is no + // currently active loop when it is created. + wxEventLoop *m_tempEventLoop; + + + DECLARE_EVENT_TABLE() + wxDECLARE_NO_COPY_CLASS(wxGenericProgressDialog); +}; + +#endif // __PROGDLGH_G__