X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fe604ccddcf5696a751892ad70dbc822be239c95..6cf7c00f3beb3aa6c84b47d43d904e0e40f91a97:/docs/latex/wx/window.tex?ds=sidebyside diff --git a/docs/latex/wx/window.tex b/docs/latex/wx/window.tex index 9b126650fb..e267566210 100644 --- a/docs/latex/wx/window.tex +++ b/docs/latex/wx/window.tex @@ -9,6 +9,10 @@ before the window itself is deleted. \helpref{wxEvtHandler}{wxevthandler}\\ \helpref{wxObject}{wxobject} +\wxheading{Include files} + + + \wxheading{Window styles} The following styles can apply to all windows, although they will not always make sense for a particular @@ -20,7 +24,7 @@ window class. for this style.} \twocolitem{\windowstyle{wxDOUBLE\_BORDER}}{Displays a double border. Windows only.} \twocolitem{\windowstyle{wxSUNKEN\_BORDER}}{Displays a sunken border.} -\twocolitem{\windowstyle{wxRAISED\_BORDER}}{Displays a sunken border.} +\twocolitem{\windowstyle{wxRAISED\_BORDER}}{Displays a raised border.} \twocolitem{\windowstyle{wxSTATIC\_BORDER}}{Displays a border suitable for a static control.} \twocolitem{\windowstyle{wxTRANSPARENT\_WINDOW}}{The window is transparent, that is, it will not receive paint events. Windows only.} @@ -29,6 +33,8 @@ the application-wide policy is for 3D controls. Windows only.} \twocolitem{\windowstyle{wxTAB\_TRAVERSAL}}{Use this to enable tab traversal for non-dialog windows.} \twocolitem{\windowstyle{wxVSCROLL}}{Use this style to enable a vertical scrollbar.} \twocolitem{\windowstyle{wxHSCROLL}}{Use this style to enable a horizontal scrollbar.} +\twocolitem{\windowstyle{wxCLIP\_CHILDREN}}{Use this style to eliminate flicker caused by the background being +repainted, then children being painted over them. Windows-only.} \end{twocollist} See also \helpref{window styles overview}{windowstyles}. @@ -139,12 +145,15 @@ relative to the panel. \func{void}{Clear}{\void} -Clears the window by filling it with the current background colour. +Clears the window by filling it with the current background colour. Does not +cause an erase background event to be generated. \membersection{wxWindow::ClientToScreen} \constfunc{virtual void}{ClientToScreen}{\param{int* }{x}, \param{int* }{y}} +\constfunc{virtual wxPoint}{ClientToScreen}{\param{const wxPoint\&}{ pt}} + Converts to screen coordinates from coordinates relative to this window. \docparam{x}{A pointer to a integer value for the x coordinate. Pass the client coordinate in, and @@ -153,6 +162,17 @@ a screen coordinate will be passed out.} \docparam{y}{A pointer to a integer value for the y coordinate. Pass the client coordinate in, and a screen coordinate will be passed out.} +\docparam{pt}{The client position for the second form of the function.} + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{ClientToScreen(point)}}{Accepts and returns a wxPoint} +\twocolitem{\bf{ClientToScreenXY(x, y)}}{Returns a 2-tuple, (x, y)} +\end{twocollist}} +} + + \membersection{wxWindow::Close}\label{wxwindowclose} \func{virtual bool}{Close}{\param{const bool}{ force = FALSE}} @@ -176,6 +196,14 @@ destroy the window using \helpref{wxWindow::Destroy}{wxwindowdestroy}. Applies to managed windows (wxFrame and wxDialog classes) only. +{\it Note} that calling Close does not guarantee that the window will be destroyed; but it +provides a way to simulate a manual close of a window, which may or may not be implemented by +destroying the window. The default implementation of wxDialog::OnCloseWindow does not +necessarily delete the dialog, since it will simply simulate an wxID\_CANCEL event which +itself only hides the dialog. + +To guarantee that the window will be destroyed, call \helpref{wxWindow::Destroy}{wxwindowdestroy} instead. + \wxheading{See also} \helpref{Window deletion overview}{windowdeletionoverview},\rtfsp @@ -183,6 +211,86 @@ Applies to managed windows (wxFrame and wxDialog classes) only. \helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp \helpref{wxCloseEvent}{wxcloseevent} +\membersection{wxWindow::ConvertDialogToPixels}\label{wxwindowconvertdialogtopixels} + +\func{wxPoint}{ConvertDialogToPixels}{\param{const wxPoint\&}{ pt}} + +\func{wxSize}{ConvertDialogToPixels}{\param{const wxSize\&}{ sz}} + +Converts a point or size from dialog units to pixels. + +For the x dimension, the dialog units are multiplied by the average character width +and then divided by 4. + +For the y dimension, the dialog units are multiplied by the average character height +and then divided by 8. + +\wxheading{Remarks} + +Dialog units are used for maintaining a dialog's proportions even if the font changes. +Dialogs created using Dialog Editor optionally use dialog units. + +You can also use these functions programmatically. A convenience macro is defined: + +{\small +\begin{verbatim} +#define wxDLG_UNIT(parent, pt) parent->ConvertDialogToPixels(pt) +\end{verbatim} +} + +\wxheading{See also} + +\helpref{wxWindow::ConvertPixelsToDialog}{wxwindowconvertpixelstodialog} + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{ConvertDialogPointToPixels(point)}}{Accepts and returns a wxPoint} +\twocolitem{\bf{ConvertDialogSizeToPixels(size)}}{Accepts and returns a wxSize} +\end{twocollist}} + +Additionally, the following helper functions are defined:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{wxDLG_PNT(win, point)}}{Converts a wxPoint from dialog +units to pixels} +\twocolitem{\bf{wxDLG_SZE(win, size)}}{Converts a wxSize from dialog +units to pixels} +\end{twocollist}} +} + + +\membersection{wxWindow::ConvertPixelsToDialog}\label{wxwindowconvertpixelstodialog} + +\func{wxPoint}{ConvertPixelsToDialog}{\param{const wxPoint\&}{ pt}} + +\func{wxSize}{ConvertPixelsToDialog}{\param{const wxSize\&}{ sz}} + +Converts a point or size from pixels to dialog units. + +For the x dimension, the pixels are multiplied by 4 and then divided by the average +character width. + +For the y dimension, the pixels are multipled by 8 and then divided by the average +character height. + +\wxheading{Remarks} + +Dialog units are used for maintaining a dialog's proportions even if the font changes. +Dialogs created using Dialog Editor optionally use dialog units. + +\wxheading{See also} + +\helpref{wxWindow::ConvertDialogToPixels}{wxwindowconvertdialogtopixels} + + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{ConvertDialogPointToPixels(point)}}{Accepts and returns a wxPoint} +\twocolitem{\bf{ConvertDialogSizeToPixels(size)}}{Accepts and returns a wxSize} +\end{twocollist}} +} + \membersection{wxWindow::Destroy}\label{wxwindowdestroy} \func{virtual bool}{Destroy}{\void} @@ -238,43 +346,37 @@ Enable or disable the window for user input. \helpref{wxWindow::IsEnabled}{wxwindowisenabled} -\membersection{wxWindow::FakePopupMenu}\label{wxwindowfakepopupmenu} - -\func{virtual bool}{FakePopupMenu}{\param{wxMenu* }{menu}, \param{int }{x}, \param{int }{y}} - -A replacement for wxWindow::PopupMenu for cases where the PopupMenu implementation -does not work correctly, in particular on Motif platforms. - -\wxheading{Parameters} - -\docparam{menu}{Menu to pop up.} +\membersection{wxWindow::FindFocus}\label{wxwindowfindfocus} -\docparam{x}{Required x position for the menu to appear.} +\func{static wxWindow*}{FindFocus}{\void} -\docparam{y}{Required y position for the menu to appear.} +Finds the window or control which currently has the keyboard focus. \wxheading{Remarks} -This is a cut-down version of PopupMenu using a dialog and listbox; pull-right menus -are not supported. +Note that this is a static function, so it can be called without needing a wxWindow pointer. \wxheading{See also} -\helpref{wxMenu}{wxmenu}, \helpref{wxWindow::PopupMenu}{wxwindowpopupmenu} - -\membersection{wxWindow::FindFocus}\label{wxwindowfindfocus} +\helpref{wxWindow::SetFocus}{wxwindowsetfocus} -\func{static wxWindow*}{FindFocus}{\void} +\membersection{wxWindow::FindWindow}\label{wxwindowfindwindow} -Finds the window or control which currently has the keyboard focus. +\func{wxWindow*}{FindWindow}{\param{long}{ id}} -\wxheading{Remarks} +Find a child of this window, by identifier. -Note that this is a static function, so it can be called without needing a wxWindow pointer. +\func{wxWindow*}{FindWindow}{\param{const wxString\&}{ name}} -\wxheading{See also} +Find a child of this window, by name. -\helpref{wxWindow::SetFocus}{wxwindowsetfocus} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{FindWindowById(id)}}{Accepts an integer} +\twocolitem{\bf{FindWindowByName(name)}}{Accepts a string} +\end{twocollist}} +} \membersection{wxWindow::Fit}\label{wxwindowfit} @@ -309,14 +411,16 @@ Returns the average character width for this window. \membersection{wxWindow::GetChildren} -\func{wxList*}{GetChildren}{\void} +\func{wxList\&}{GetChildren}{\void} -Returns a pointer to the list of the window's children. +Returns a reference to the list of the window's children. \membersection{wxWindow::GetClientSize}\label{wxwindowgetclientsize} \constfunc{virtual void}{GetClientSize}{\param{int* }{width}, \param{int* }{height}} +\constfunc{virtual wxSize}{GetClientSize}{\void} + This gets the size of the window `client area' in pixels. The client area is the area which may be drawn on by the programmer, excluding title bar, border etc. @@ -326,6 +430,14 @@ area which may be drawn on by the programmer, excluding title bar, border etc. \docparam{height}{Receives the client height in pixels.} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{wxGetClientSizeTuple()}}{Returns a 2-tuple of (width, height)} +\twocolitem{\bf{wxGetClientSize()}}{Returns a wxSize object} +\end{twocollist}} +} + \membersection{wxWindow::GetConstraints}\label{wxwindowgetconstraints} \constfunc{wxLayoutConstraints*}{GetConstraints}{\void} @@ -338,6 +450,17 @@ Returns a pointer to the window's layout constraints, or NULL if there are none. Returns a pointer to the button which is the default for this window, or NULL. +\membersection{wxWindow::GetDropTarget}\label{wxwindowgetdroptarget} + +\constfunc{wxDropTarget*}{GetDropTarget}{\void} + +Returns the associated drop target, which may be NULL. + +\wxheading{See also} + +\helpref{wxWindow::SetDropTarget}{wxwindowsetdroptarget}, +\helpref{Drag and drop overview}{wxdndoverview} + \membersection{wxWindow::GetEventHandler}\label{wxwindowgeteventhandler} \constfunc{wxEvtHandler*}{GetEventHandler}{\void} @@ -355,9 +478,9 @@ own event handler. \membersection{wxWindow::GetFont}\label{wxwindowgetfont} -\constfunc{wxFont*}{GetFont}{\void} +\constfunc{wxFont\&}{GetFont}{\void} -Returns a pointer to the font for this window. +Returns a reference to the font for this window. \wxheading{See also} @@ -405,12 +528,10 @@ Returns the identifier of the window. Each window has an integer identifier. If the application has not provided one, an identifier will be generated. -TODO: perhaps there should be a default identifier for each class, rather -choosing one, which could clash with other ones. - \wxheading{See also} -\helpref{wxWindow::SetId}{wxwindowsetid} +\helpref{wxWindow::SetId}{wxwindowsetid}\rtfsp +\helpref{Window identifiers}{windowids} \membersection{wxWindow::GetPosition} @@ -425,6 +546,14 @@ if no parent, relative to the whole display. \docparam{y}{Receives the y position of the window.} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{GetPosition()}}{Returns a wxPoint} +\twocolitem{\bf{GetPositionTuple()}}{Returns a tuple (x, y)} +\end{twocollist}} +} + \membersection{wxWindow::GetLabel} \constfunc{virtual wxString\& }{GetLabel}{\void} @@ -461,6 +590,12 @@ name in the window constructor or via \helpref{wxWindow::SetName}{wxwindowsetnam Returns the parent of the window, or NULL if there is no parent. +\membersection{wxWindow::GetRect}\label{wxwindowgetrect} + +\constfunc{virtual wxRect}{GetRect}{\void} + +Returns the size and position of the window as a \helpref{wxRect}{wxrect} object. + \membersection{wxWindow::GetReturnCode}\label{wxwindowgetreturncode} \func{int}{GetReturnCode}{\void} @@ -507,10 +642,12 @@ Returns the built-in scrollbar range. \helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar} -\membersection{wxWindow::GetSize} +\membersection{wxWindow::GetSize}\label{wxwindowgetsize} \constfunc{virtual void}{GetSize}{\param{int* }{width}, \param{int* }{height}} +\constfunc{virtual wxSize}{GetSize}{\void} + This gets the size of the entire window in pixels. \wxheading{Parameters} @@ -519,6 +656,14 @@ This gets the size of the entire window in pixels. \docparam{height}{Receives the window height.} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{GetSize()}}{Returns a wxSize} +\twocolitem{\bf{GetSizeTuple()}}{Returns a 2-tuple (width, height)} +\end{twocollist}} +} + \membersection{wxWindow::GetTextExtent} \constfunc{virtual void}{GetTextExtent}{\param{const wxString\& }{string}, \param{int* }{x}, \param{int* }{y}, @@ -544,6 +689,17 @@ window with the currently selected font. \docparam{use16}{If TRUE, {\it string} contains 16-bit characters. The default is FALSE.} + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{GetTextExtent(string)}}{Returns a 2-tuple, (width, height)} +\twocolitem{\bf{GetFullTextExtent(string, font=NULL)}}{Returns a +4-tuple, (width, height, descent, externalLeading) } +\end{twocollist}} +} + + \membersection{wxWindow::GetTitle}\label{wxwindowgettitle} \func{virtual wxString}{GetTitle}{\void} @@ -554,6 +710,17 @@ Gets the window's title. Applicable only to frames and dialogs. \helpref{wxWindow::SetTitle}{wxwindowsettitle} +\membersection{wxWindow::GetUpdateRegion}\label{wxwindowgetupdateregion} + +\constfunc{virtual wxRegion}{GetUpdateRegion}{\void} + +Returns the region specifying which parts of the window have been damaged. Should +only be called within an \helpref{OnPaint}{wxwindowonpaint} event handler. + +\wxheading{See also} + +\helpref{wxRegion}{wxregion}, \helpref{wxRegionIterator}{wxregioniterator}, \helpref{wxWindow::OnPaint}{wxwindowonpaint} + \membersection{wxWindow::GetWindowStyleFlag} \constfunc{long}{GetWindowStyleFlag}{\void} @@ -624,14 +791,6 @@ default resource table will be used.} TRUE if the operation succeeded, otherwise FALSE. -\wxheading{Remarks} - -TODO - -\wxheading{See also} - -TODO - \membersection{wxWindow::Lower}\label{wxwindowlower} \func{void}{Lower}{\void} @@ -655,6 +814,8 @@ the user can only interact with this window. If FALSE, the effect is reversed.} \func{void}{Move}{\param{int}{ x}, \param{int}{ y}} +\func{void}{Move}{\param{const wxPoint\&}{ pt}} + Moves the window to the given position. \wxheading{Parameters} @@ -663,6 +824,8 @@ Moves the window to the given position. \docparam{y}{Required y position.} +\docparam{pt}{\helpref{wxPoint}{wxpoint} object representing the position.} + \wxheading{Remarks} Implementations of SetSize can also implicitly implement the @@ -677,6 +840,14 @@ as the call: \helpref{wxWindow::SetSize}{wxwindowsetsize} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{Move(point)}}{Accepts a wxPoint} +\twocolitem{\bf{MoveXY(x, y)}}{Accepts a pair of integers} +\end{twocollist}} +} + \membersection{wxWindow::OnActivate}\label{wxwindowonactivate} \func{void}{OnActivate}{\param{wxActivateEvent\&}{ event}} @@ -701,7 +872,7 @@ otherwise it returns FALSE (it is being deactivated). \func{void}{OnChar}{\param{wxKeyEvent\&}{ event}} -Called when the user has pressed a key. +Called when the user has pressed a key that is not a modifier (SHIFT, CONTROL or ALT). \wxheading{Parameters} @@ -717,10 +888,15 @@ default function to achieve default keypress functionality. Note that the ASCII values do not have explicit key codes: they are passed as ASCII values. +Note that not all keypresses can be intercepted this way. If you wish to intercept modifier +keypresses, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +\helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. + Most, but not all, windows allow keypresses to be intercepted. \wxheading{See also} +\helpref{wxWindow::OnKeyDown}{wxwindowonkeydown}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp \helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp \helpref{Event handling overview}{eventhandlingoverview} @@ -787,7 +963,7 @@ the control(s) in question. Called when the user has tried to close a a frame or dialog box using the window manager (X) or system menu (Windows). -{\bf Note:} This is an obsolete function retained for backward compatibility. +{\bf Note:} This is an obsolete function. It is superceded by the \helpref{wxWindow::OnCloseWindow}{wxwindowonclosewindow} event handler. @@ -797,10 +973,6 @@ If TRUE is returned by OnClose, the window will be deleted by the system, otherw attempt will be ignored. Do not delete the window from within this handler, although you may delete other windows. -\wxheading{Remarks} - -Derive your own class to handle this message. The default handler returns FALSE. - \wxheading{See also} \helpref{Window deletion overview}{windowdeletionoverview},\rtfsp @@ -824,6 +996,14 @@ using \helpref{wxCloseEvent::GetForce}{wxcloseeventgetforce}. If this is TRUE, destroy the window using \helpref{wxWindow::Destroy}{wxwindowdestroy}. If not, it is up to you whether you respond by destroying the window. +(Note: GetForce is now superceded by CanVeto. So to test whether forced destruction of +the window is required, test for the negative of CanVeto. If CanVeto returns FALSE, +it is not possible to skip window deletion.) + +If you don't destroy the window, you should call \helpref{wxCloseEvent::Veto}{wxcloseeventveto} to +let the calling code know that you did not destroy the window. This allows the \helpref{wxWindow::Close}{wxwindowclose} function +to return TRUE or FALSE depending on whether the close instruction was honoured or not. + \wxheading{Remarks} The \helpref{wxWindow::OnClose}{wxwindowonclose} virtual function remains @@ -837,22 +1017,9 @@ destroying the window if it returns TRUE or if the close is being forced. \helpref{wxWindow::Close}{wxwindowclose},\rtfsp \helpref{wxWindow::OnClose}{wxwindowonclose},\rtfsp \helpref{wxWindow::Destroy}{wxwindowdestroy},\rtfsp -\helpref{wxCloseEvent}{wxcloseevent} - -\membersection{wxWindow::OnDefaultAction}\label{wxwindowondefaultaction} - -\func{virtual void}{OnDefaultAction}{\param{wxControl* }{control}} - -Called when the user initiates the default action for a panel or -dialog box, for example by double clicking on a listbox. - -\wxheading{Parameters} - -\docparam{control}{The control which caused the default action.} - -\wxheading{Remarks} - -TODO: eliminate this?? Or keep it for backward compatibility? +\helpref{wxCloseEvent}{wxcloseevent},\rtfsp +\helpref{wxApp::OnQueryEndSession}{wxapponqueryendsession},\rtfsp +\helpref{wxApp::OnEndSession}{wxapponendsession} \membersection{wxWindow::OnDropFiles}\label{wxwindowondropfiles} @@ -898,6 +1065,65 @@ To intercept this event, use the EVT\_ERASE\_BACKGROUND macro in an event table \helpref{wxEraseEvent}{wxeraseevent}, \helpref{Event handling overview}{eventhandlingoverview} +\membersection{wxWindow::OnKeyDown}\label{wxwindowonkeydown} + +\func{void}{OnKeyDown}{\param{wxKeyEvent\&}{ event}} + +Called when the user has pressed a key, before it is translated into an ASCII value using other +modifier keys that might be pressed at the same time. + +\wxheading{Parameters} + +\docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for +details about this class.} + +\wxheading{Remarks} + +This member function is called in response to a key down event. To intercept this event, +use the EVT\_KEY\_DOWN macro in an event table definition. Your {\bf OnKeyDown} handler may call this +default function to achieve default keypress functionality. + +Note that not all keypresses can be intercepted this way. If you wish to intercept special +keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +\helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. + +Most, but not all, windows allow keypresses to be intercepted. + +\wxheading{See also} + +\helpref{wxWindow::OnChar}{wxwindowonchar}, \helpref{wxWindow::OnKeyUp}{wxwindowonkeyup},\rtfsp +\helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp +\helpref{Event handling overview}{eventhandlingoverview} + +\membersection{wxWindow::OnKeyUp}\label{wxwindowonkeyup} + +\func{void}{OnKeyUp}{\param{wxKeyEvent\&}{ event}} + +Called when the user has released a key. + +\wxheading{Parameters} + +\docparam{event}{Object containing keypress information. See \helpref{wxKeyEvent}{wxkeyevent} for +details about this class.} + +\wxheading{Remarks} + +This member function is called in response to a key up event. To intercept this event, +use the EVT\_KEY\_UP macro in an event table definition. Your {\bf OnKeyUp} handler may call this +default function to achieve default keypress functionality. + +Note that not all keypresses can be intercepted this way. If you wish to intercept special +keys, such as shift, control, and function keys, then you will need to use \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown} or +\helpref{wxWindow::OnKeyUp}{wxwindowonkeyup}. + +Most, but not all, windows allow key up events to be intercepted. + +\wxheading{See also} + +\helpref{wxWindow::OnChar}{wxwindowonchar}, \helpref{wxWindow::OnKeyDown}{wxwindowonkeydown},\rtfsp +\helpref{wxKeyEvent}{wxkeyevent}, \helpref{wxWindow::OnCharHook}{wxwindowoncharhook},\rtfsp +\helpref{Event handling overview}{eventhandlingoverview} + \membersection{wxWindow::OnKillFocus}\label{wxwindowonkillfocus} \func{void}{OnKillFocus}{\param{wxFocusEvent\& }{event}} @@ -921,7 +1147,7 @@ Most, but not all, windows respond to this event. \membersection{wxWindow::OnIdle}\label{wxwindowonidle} -\func{void}{Onidle}{\param{wxIdleEvent\& }{event}} +\func{void}{OnIdle}{\param{wxIdleEvent\& }{event}} Provide this member function for any processing which needs to be done when the application is idle. @@ -1085,7 +1311,7 @@ terms of the client area, and are unscrolled, so you will need to do some calculations using the current view position to obtain logical, scrolled units. -Here is an example of using the \helpref{wxUpdateIterator}{wxupdateiterator} class: +Here is an example of using the \helpref{wxRegionIterator}{wxregioniterator} class: {\small% \begin{verbatim} @@ -1099,7 +1325,7 @@ void MyWindow::OnPaint(wxPaintEvent& event) ViewStart(&vbX,&vbY); int vX,vY,vW,vH; // Dimensions of client area in pixels - wxUpdateIterator upd(this); // get the update rect list + wxRegionIterator upd(GetUpdateRegion()); // get the update rect list while (upd) { @@ -1248,7 +1474,12 @@ the commandInt member of the event to check the selected menu identifier. \wxheading{See also} -\helpref{wxMenu}{wxmenu}, \helpref{wxWindow::FakePopupMenu}{wxwindowfakepopupmenu} +\helpref{wxMenu}{wxmenu} + +\wxheading{Remarks} + +Just before the menu is popped up, \helpref{wxMenu::UpdateUI}{wxmenuupdateui} is called +to ensure that the menu items are in the correct state. \membersection{wxWindow::PushEventHandler}\label{wxwindowpusheventhandler} @@ -1325,10 +1556,12 @@ functions so should not be required by the application programmer. \docparam{child}{Child window to remove.} -\membersection{wxWindow::ScreenToClient} +\membersection{wxWindow::ScreenToClient}\label{wxwindowscreentoclient} \constfunc{virtual void}{ScreenToClient}{\param{int* }{x}, \param{int* }{y}} +\constfunc{virtual wxPoint}{ScreenToClient}{\param{const wxPoint\& }{pt}} + Converts from screen to client window coordinates. \wxheading{Parameters} @@ -1337,6 +1570,17 @@ Converts from screen to client window coordinates. \docparam{y}{Stores the screen x coordinate and receives the client x coordinate.} +\docparam{pt}{The screen position for the second form of the function.} + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{ScreenToClient(point)}}{Accepts and returns a wxPoint} +\twocolitem{\bf{ScreenToClientXY(x, y)}}{Returns a 2-tuple, (x, y)} +\end{twocollist}} +} + + \membersection{wxWindow::ScrollWindow}\label{wxwindowscrollwindow} \func{virtual void}{ScrollWindow}{\param{int }{dx}, \param{int }{dy}, \param{const wxRect*}{ rect = NULL}} @@ -1360,6 +1604,12 @@ Available only under Windows. Use this function to optimise your scrolling implementations, to minimise the area that must be redrawn. +\membersection{wxWindow::SetAcceleratorTable}\label{wxwindowsetacceleratortable} + +\func{virtual void}{SetAcceleratorTable}{\param{const wxAcceleratorTable\&}{ accel}} + +Sets the accelerator table for this window. See \helpref{wxAcceleratorTable}{wxacceleratortable}. + \membersection{wxWindow::SetAutoLayout}\label{wxwindowsetautolayout} \func{void}{SetAutoLayout}{\param{const bool}{ autoLayout}} @@ -1391,13 +1641,92 @@ Sets the background colour of the window. The background colour is usually painted by the default\rtfsp \helpref{wxWindow::OnEraseBackground}{wxwindowonerasebackground} event handler function. +Note that setting the background colour does not cause an immediate refresh, so you +may wish to call \helpref{wxWindow::Clear}{wxwindowclear} or \helpref{wxWindow::Refresh}{wxwindowrefresh} after +calling this function. + \wxheading{See also} \helpref{wxWindow::GetBackgroundColour}{wxwindowgetbackgroundcolour},\rtfsp \helpref{wxWindow::SetForegroundColour}{wxwindowsetforegroundcolour},\rtfsp \helpref{wxWindow::GetForegroundColour}{wxwindowgetforegroundcolour},\rtfsp +\helpref{wxWindow::Clear}{wxwindowclear},\rtfsp +\helpref{wxWindow::Refresh}{wxwindowrefresh},\rtfsp \helpref{wxWindow::OnEraseBackground}{wxwindowonerasebackground} +\membersection{wxWindow::SetClientSize}\label{wxwindowsetclientsize} + +\func{virtual void}{SetClientSize}{\param{int}{ width}, \param{int}{ height}} + +\func{virtual void}{SetClientSize}{\param{const wxSize\&}{ size}} + +This sets the size of the window client area in pixels. Using this function to size a window +tends to be more device-independent than \helpref{wxWindow::SetSize}{wxwindowsetsize}, since the application need not +worry about what dimensions the border or title bar have when trying to fit the window +around panel items, for example. + +\wxheading{Parameters} + +\docparam{width}{The required client area width.} + +\docparam{height}{The required client area height.} + +\docparam{size}{The required client size.} + +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{SetClientSize(size)}}{Accepts a wxSize} +\twocolitem{\bf{SetClientSizeWH(width, height)}}{} +\end{twocollist}} +} + +\membersection{wxWindow::SetCursor}\label{wxwindowsetcursor} + +\func{virtual void}{SetCursor}{\param{const wxCursor\&}{cursor}} + +Sets the window's cursor. Notice that setting the cursor for this window does +not set it for its children so you'll need to explicitly call SetCursor() for +them too if you need it. + +\wxheading{Parameters} + +\docparam{cursor}{Specifies the cursor that the window should normally display.} + +\wxheading{See also} + +\helpref{::wxSetCursor}{wxsetcursor}, \helpref{wxCursor}{wxcursor} + +\membersection{wxWindow::SetEventHandler}\label{wxwindowseteventhandler} + +\func{void}{SetEventHandler}{\param{wxEvtHandler* }{handler}} + +Sets the event handler for this window. + +\wxheading{Parameters} + +\docparam{handler}{Specifies the handler to be set.} + +\wxheading{Remarks} + +An event handler is an object that is capable of processing the events +sent to a window. By default, the window is its own event handler, but +an application may wish to substitute another, for example to allow +central implementation of event-handling for a variety of different +window classes. + +It is usually better to use \helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler} since +this sets up a chain of event handlers, where an event not handled by one event handler is +handed to the next one in the chain. + +\wxheading{See also} + +\helpref{wxWindow::GetEventHandler}{wxwindowgeteventhandler},\rtfsp +\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler},\rtfsp +\helpref{wxWindow::PopEventHandler}{wxwindowpusheventhandler},\rtfsp +\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp +\helpref{wxEvtHandler}{wxevthandler} + \membersection{wxWindow::SetConstraints}\label{wxwindowsetconstraints} \func{void}{SetConstraints}{\param{wxLayoutConstraints* }{constraints}} @@ -1418,6 +1747,19 @@ You must call \helpref{wxWindow::SetAutoLayout}{wxwindowsetautolayout} to tell a the constraints automatically in OnSize; otherwise, you must override OnSize and call Layout explicitly. +\membersection{wxWindow::SetDropTarget}\label{wxwindowsetdroptarget} + +\func{void}{SetDropTarget}{\param{wxDropTarget*}{ target}} + +Associates a drop target with this window. + +If the window already has a drop target, it is deleted. + +\wxheading{See also} + +\helpref{wxWindow::GetDropTarget}{wxwindowgetdroptarget}, +\helpref{Drag and drop overview}{wxdndoverview} + \membersection{wxWindow::SetFocus}\label{wxwindowsetfocus} \func{virtual void}{SetFocus}{\void} @@ -1472,13 +1814,10 @@ Each window has an integer identifier. If the application has not provided one, an identifier will be generated. Normally, the identifier should be provided on creation and should not be modified subsequently. -TODO: perhaps there should be a default identifier for each class, rather -choosing one, which could clash with other ones. - \wxheading{See also} -\helpref{wxWindow::GetId}{wxwindowgetid} - +\helpref{wxWindow::GetId}{wxwindowgetid},\rtfsp +\helpref{Window identifiers}{windowids} \membersection{wxWindow::SetName}\label{wxwindowsetname} @@ -1494,6 +1833,12 @@ Sets the window's name. \helpref{wxWindow::GetName}{wxwindowgetname} +\membersection{wxWindow::SetPalette}\label{wxwindowsetpalette} + +\func{virtual void}{SetPalette}{\param{wxPalette* }{palette}} + +Obsolete - use \helpref{wxDC::SetPalette}{wxdcsetpalette} instead. + \membersection{wxWindow::SetReturnCode}\label{wxwindowsetreturncode} \func{void}{SetReturnCode}{\param{int }{retCode}} @@ -1598,10 +1943,8 @@ handling of pages and ranges. \wxheading{See also} \helpref{wxWindow::SetScrollPos}{wxwindowsetscrollpos},\rtfsp -\helpref{wxWindow::SetScrollRange}{wxwindowsetscrollpage},\rtfsp \helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp -\helpref{wxWindow::GetScrollRange}{wxwindowsetscrollrange},\rtfsp -\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollrange},\rtfsp +\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollpage},\rtfsp \helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow} \end{comment} @@ -1628,8 +1971,7 @@ application to take note of scrollbar attributes and redraw contents accordingly \helpref{wxWindow::SetScrollbar}{wxwindowsetscrollbar},\rtfsp \helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp -\helpref{wxWindow::GetScrollRange}{wxwindowsetscrollrange},\rtfsp -\helpref{wxWindow::GetScrollThumb}{wxwindowsetscrollthumb},\rtfsp +\helpref{wxWindow::GetScrollThumb}{wxwindowgetscrollthumb},\rtfsp \helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow} \begin{comment} @@ -1660,8 +2002,7 @@ and usually the scrollbar will be automatically hidden. \helpref{wxWindow::SetScrollPos}{wxwindowsetscrollpos},\rtfsp \helpref{wxWindow::SetScrollPage}{wxwindowsetscrollpage},\rtfsp \helpref{wxWindow::GetScrollPos}{wxwindowsetscrollpos},\rtfsp -\helpref{wxWindow::GetScrollRange}{wxwindowsetscrollrange},\rtfsp -\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollrange},\rtfsp +\helpref{wxWindow::GetScrollPage}{wxwindowsetscrollpage},\rtfsp \helpref{wxScrollBar}{wxscrollbar}, \helpref{wxScrolledWindow}{wxscrolledwindow} \end{comment} @@ -1670,10 +2011,14 @@ and usually the scrollbar will be automatically hidden. \func{virtual void}{SetSize}{\param{int}{ x}, \param{int}{ y}, \param{int}{ width}, \param{int}{ height}, \param{int}{ sizeFlags = wxSIZE\_AUTO}} +\func{virtual void}{SetSize}{\param{const wxRect\&}{ rect}} + Sets the size and position of the window in pixels. \func{virtual void}{SetSize}{\param{int}{ width}, \param{int}{ height}} +\func{virtual void}{SetSize}{\param{const wxSize\&}{ size}} + Sets the size of the window in pixels. \wxheading{Parameters} @@ -1690,6 +2035,10 @@ value should be used.} \docparam{height}{Required height position in pixels, or -1 to indicate that the existing value should be used.} +\docparam{size}{\helpref{wxSize}{wxsize} object for setting the size.} + +\docparam{rect}{\helpref{wxRect}{wxrect} object for setting the position and size.} + \docparam{sizeFlags}{Indicates the interpretation of other parameters. It is a bit list of the following: {\bf wxSIZE\_AUTO\_WIDTH}: a -1 width value is taken to indicate @@ -1717,6 +2066,15 @@ by wxWindows, or that the current value of the dimension should be used. \helpref{wxWindow::Move}{wxwindowmove} +\pythonnote{In place of a single overloaded method name, wxPython +implements the following methods:\par +\indented{2cm}{\begin{twocollist} +\twocolitem{\bf{SetDimensions(x, y, width, height, sizeFlags=wxSIZE_AUTO)}}{} +\twocolitem{\bf{SetSize(size)}}{} +\twocolitem{\bf{SetPosition(point)}}{} +\end{twocollist}} +} + \membersection{wxWindow::SetSizeHints}\label{wxwindowsetsizehints} \func{virtual void}{SetSizeHints}{\param{int}{ minW=-1}, \param{int}{ minH=-1}, \param{int}{ maxW=-1}, \param{int}{ maxH=-1}, @@ -1746,77 +2104,6 @@ given bounds. The resizing increments are only significant under Motif or Xt. -\membersection{wxWindow::SetClientSize} - -\func{virtual void}{SetClientSize}{\param{int}{ width}, \param{int}{ height}} - -This sets the size of the window client area in pixels. Using this function to size a window -tends to be more device-independent than \helpref{wxWindow::SetSize}{wxwindowsetsize}, since the application need not -worry about what dimensions the border or title bar have when trying to fit the window -around panel items, for example. - -\wxheading{Parameters} - -\docparam{width}{The required client area width.} - -\docparam{height}{The required client area height.} - -\membersection{wxWindow::SetPalette} - -\func{virtual void}{SetPalette}{\param{wxPalette* }{palette}} - -Obsolete - use \helpref{wxDC::SetPalette}{wxdcsetpalette} instead. - -\membersection{wxWindow::SetCursor}\label{wxwindowsetcursor} - -\func{virtual void}{SetCursor}{\param{const wxCursor\&}{cursor}} - -Sets the window's cursor. - -\wxheading{Parameters} - -\docparam{cursor}{Specifies the cursor that the window should normally display.} - -\wxheading{Remarks} - -Under Windows, you sometimes need to call ::wxSetCursor in addition to this -function if you want the cursor to change immediately, because under Windows, -wxWindows only sets the global cursor when it detects mouse movement. - -\wxheading{See also} - -\helpref{::wxSetCursor}{wxsetcursor}, \helpref{wxCursor}{wxcursor} - -\membersection{wxWindow::SetEventHandler}\label{wxwindowseteventhandler} - -\func{void}{SetEventHandler}{\param{wxEvtHandler* }{handler}} - -Sets the event handler for this window. - -\wxheading{Parameters} - -\docparam{handler}{Specifies the handler to be set.} - -\wxheading{Remarks} - -An event handler is an object that is capable of processing the events -sent to a window. By default, the window is its own event handler, but -an application may wish to substitute another, for example to allow -central implementation of event-handling for a variety of different -window classes. - -It is usually better to use \helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler} since -this sets up a chain of event handlers, where an event not handled by one event handler is -handed to the next one in the chain. - -\wxheading{See also} - -\helpref{wxWindow::GetEventHandler}{wxwindowgeteventhandler},\rtfsp -\helpref{wxWindow::PushEventHandler}{wxwindowpusheventhandler},\rtfsp -\helpref{wxWindow::PopEventHandler}{wxwindowpusheventhandler},\rtfsp -\helpref{wxEvtHandler::ProcessEvent}{wxevthandlerprocessevent},\rtfsp -\helpref{wxEvtHandler}{wxevthandler} - \membersection{wxWindow::SetTitle}\label{wxwindowsettitle} \func{virtual void}{SetTitle}{\param{const wxString\& }{title}}