X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f6bcfd974ef26faf6f91a62cac09827e09463fd1..390015c0ee28d25b0b7e23c42a52733adcac334f:/docs/latex/wx/sizer.tex diff --git a/docs/latex/wx/sizer.tex b/docs/latex/wx/sizer.tex index 7c83d6edc9..e052026c43 100644 --- a/docs/latex/wx/sizer.tex +++ b/docs/latex/wx/sizer.tex @@ -1,8 +1,11 @@ \section{\class{wxSizer}}\label{wxsizer} wxSizer is the abstract base class used for laying out subwindows in a window. You -cannot use wxSizer directly; instead, you will have to use \helpref{wxBoxSizer}{wxboxsizer}, -\helpref{wxStaticBoxSizer}{wxstaticboxsizer} or \helpref{wxNotebookSizer}{wxnotebooksizer}. +cannot use wxSizer directly; instead, you will have to use one of the sizer +classes derived from it. Currently there are \helpref{wxBoxSizer}{wxboxsizer}, +\helpref{wxStaticBoxSizer}{wxstaticboxsizer}, +\helpref{wxNotebookSizer}{wxnotebooksizer}, \helpref{wxGridSizer}{wxgridsizer} +and \helpref{wxFlexGridSizer}{wxflexgridsizer}. The layout algorithm used by sizers in wxWindows is closely related to layout in other GUI toolkits, such as Java's AWT, the GTK toolkit or the Qt toolkit. It is @@ -30,6 +33,10 @@ capabilities for the various virtual methods.} \helpref{wxObject}{wxobject} +\wxheading{See also} + +\helpref{Sizer overview}{sizeroverview} + \latexignore{\rtfignore{\wxheading{Members}}} \membersection{wxSizer::wxSizer}\label{wxsizerwxsizer} @@ -67,7 +74,7 @@ sizer and thus to create hierarchies of sizers (typically a vertical box as the horizontal boxes on the level beneath).} \docparam{width and height}{The dimension of a spacer to be added to the sizer. Adding spacers to sizers -gives more flexilibilty in the design of dialogs; imagine for example a horizontal box with two buttons at the +gives more flexibility in the design of dialogs; imagine for example a horizontal box with two buttons at the bottom of a dialog: you might want to insert a space between the two buttons and make that space stretchable using the {\it option} flag and the result will be that the left button will be aligned with the left side of the dialog and the right button with the right side - the space in between will shrink and grow with @@ -75,25 +82,33 @@ the dialog.} \docparam{option}{Although the meaning of this parameter is undefined in wxSizer, it is used in wxBoxSizer to indicate if a child of a sizer can change its size in the main orientation of the wxBoxSizer - where -0 stands for not changable and a value of more than zero is interpreted relative to the value of other +0 stands for not changeable and a value of more than zero is interpreted relative to the value of other children of the same wxBoxSizer. For example, you might have a horizontal wxBoxSizer with three children, two of which are supposed to change their size with the sizer. Then the two stretchable windows would get a value of 1 each to make them grow and shrink equally with the sizer's horizontal dimension.} -\docparam{flag}{This parameter can be used to set a number of flags which can be combined using -the binary OR operator |. Two main behaviours are defined using these flags. One is the border -around a window: the {\it border} parameter determines the border width whereas the flags given here -determine where the border may be (wxTOP, wxBOTTOM, wxLEFT, wxRIGHT or wxALL). The other flags -determine the child window's behaviour if the size of the sizer changes. However this is not - in contrast to -the {\it option} flag - in the main orientation, but in the respectively other orientation. So -if you created a wxBoxSizer with the wxVERTICAL option, these flags will be relevant if the -sizer changes its horizontal size. A child may get resized to completely fill out the new size (using -either wxGROW or wxEXPAND), it may get proportionally resized (wxSHAPED), it may get centered (wxALIGN\_CENTER -or wxALIGN\_CENTRE) or it may get aligned to either side (wxALIGN\_LEFT and wxALIGN\_TOP are set to 0 -and thus represent the default, wxALIGN\_RIGHT and wxALIGN\_BOTTOM have their obvious meaning). -With proportional resize, a child may also be centered in the main orientation using -wxALIGN\_CENTER\_VERTICAL (same as wxALIGN\_CENTRE\_VERTICAL) and wxALIGN\_CENTER\_HORIZONTAL -(same as wxALIGN\_CENTRE\_HORIZONTAL) flags.} +\docparam{flag}{This parameter can be used to set a number of flags which can +be combined using the binary OR operator |. Two main behaviours are defined +using these flags. One is the border around a window: the {\it border} +parameter determines the border width whereas the flags given here determine +where the border may be (wxTOP, wxBOTTOM, wxLEFT, wxRIGHT or wxALL). The other +flags determine the child window's behaviour if the size of the sizer changes. +However this is not - in contrast to the {\it option} flag - in the main +orientation, but in the respectively other orientation. So if you created a +wxBoxSizer with the wxVERTICAL option, these flags will be relevant if the +sizer changes its horizontal size. A child may get resized to completely fill +out the new size (using either wxGROW or wxEXPAND), it may get proportionally +resized (wxSHAPED), it may get centered (wxALIGN\_CENTER or wxALIGN\_CENTRE) +or it may get aligned to either side (wxALIGN\_LEFT and wxALIGN\_TOP are set +to 0 and thus represent the default, wxALIGN\_RIGHT and wxALIGN\_BOTTOM have +their obvious meaning). With proportional resize, a child may also be centered +in the main orientation using wxALIGN\_CENTER\_VERTICAL (same as +wxALIGN\_CENTRE\_VERTICAL) and wxALIGN\_CENTER\_HORIZONTAL (same as +wxALIGN\_CENTRE\_HORIZONTAL) flags. Finally, you can also specify +wxADJUST\_MINSIZE flag to make the minimal size of the control dynamically adjust +to the value returned by its \helpref{GetBestSize()}{wxwindowgetbestsize} +method - this allows, for example, for correct relayouting of a static text +control even if its text is changed during run-time.} \docparam{border}{Determines the border width, if the {\it flag} parameter is set to any border.} @@ -110,11 +125,25 @@ Here, the sizer will do the actual calculation of its children minimal sizes. \membersection{wxSizer::Fit}\label{wxsizerfit} -\func{void}{Fit}{\param{wxWindow* }{window}} +\func{wxSize}{Fit}{\param{wxWindow* }{window}} Tell the sizer to resize the {\it window} to match the sizer's minimal size. This is commonly done in the constructor of the window itself, see sample in the description -of \helpref{wxBoxSizer}{wxboxsizer}. +of \helpref{wxBoxSizer}{wxboxsizer}. Returns the new size. + +\membersection{wxSizer::FitInside}\label{wxsizerfitinside} + +\func{void}{FitInside}{\param{wxWindow* }{window}} + +Tell the sizer to resize the virtual size of the {\it window} to match the sizer's +minimal size. This will not alter the on screen size of the window, but may cause +the addition/removal/alteration of scrollbars required to view the virtual area in +windows which manage it. + +\wxheading{See also} + +\helpref{wxScrolledWindow::SetScrollbars}{wxscrolledwindowsetscrollbars},\rtfsp +\helpref{wxSizer::SetVirtualSizeHints}{wxsizersetvirtualsizehints} \membersection{wxSizer::GetSize}\label{wxsizergetsize} @@ -175,7 +204,7 @@ Removes a child from the sizer. {\it window} is the window to be removed, {\it s equivalent sizer and {\it nth} is the position of the child in the sizer, typically 0 for the first item. This method does not cause any layout or resizing to take place and does not delete the window itself. Call \helpref{wxSizer::Layout}{wxsizerlayout} to update -the layout "on screen" after removing a child fom the sizer. +the layout "on screen" after removing a child from the sizer. Returns TRUE if the child item was found and removed, FALSE otherwise. @@ -184,7 +213,7 @@ Returns TRUE if the child item was found and removed, FALSE otherwise. \func{void}{SetDimension}{\param{int }{x}, \param{int }{y}, \param{int }{width}, \param{int }{height}} Call this to force the sizer to take the given dimension and thus force the items owned -by the sizer to resize themselves according to the rules defined by the paramater in the +by the sizer to resize themselves according to the rules defined by the parameter in the \helpref{Add}{wxsizeradd} and \helpref{Prepend}{wxsizerprepend} methods. \membersection{wxSizer::SetMinSize}\label{wxsizersetminsize} @@ -215,8 +244,19 @@ after initial creation. \func{void}{SetSizeHints}{\param{wxWindow* }{window}} -Tell the sizer to set the minimal size of the {\it window} to match the sizer's minimal size. -This is commonly done in the constructor of the window itself, see sample in the description -of \helpref{wxBoxSizer}{wxboxsizer} if the window is resizable (as are many dialogs under Unix and -frames on probably all platforms). +Tell the sizer to set (and \helpref{Fit}{wxsizerfit}) the minimal size of the {\it window} to +match the sizer's minimal size. This is commonly done in the constructor of the window itself, +see sample in the description of \helpref{wxBoxSizer}{wxboxsizer} if the window is resizable +(as are many dialogs under Unix and frames on probably all platforms). + +\membersection{wxSizer::SetVirtualSizeHints}\label{wxsizersetvirtualsizehints} + +\func{void}{SetVirtualSizeHints}{\param{wxWindow* }{window}} + +Tell the sizer to set the minimal size of the {\it window} virtual area to match the sizer's +minimal size. For windows with managed scrollbars this will set them appropriately. + +\wxheading{See also} + +\helpref{wxScrolledWindow::SetScrollbars}{wxscrolledwindowsetscrollbars}