8fbca5cb70
No real changes, just clean up sources by removing trailing spaces from all the non-generated files. This should hopefully avoid future commits mixing significant changes with insignificant whitespace ones.
364 lines
10 KiB
Objective-C
364 lines
10 KiB
Objective-C
/////////////////////////////////////////////////////////////////////////////
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// Name: gbsizer.h
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// Purpose: interface of wxGBPosition
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// Author: wxWidgets team
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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/**
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@class wxGBPosition
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This class represents the position of an item in a virtual grid of rows and
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columns managed by a wxGridBagSizer.
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@library{wxcore}
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@category{winlayout}
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*/
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class wxGBPosition
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{
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public:
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/**
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Default constructor, setting the row and column to (0,0).
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*/
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wxGBPosition();
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/**
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Construct a new wxGBPosition, setting the row and column.
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*/
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wxGBPosition(int row, int col);
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/**
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Get the current column value.
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*/
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int GetCol() const;
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/**
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Get the current row value.
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*/
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int GetRow() const;
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/**
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Set a new column value.
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*/
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void SetCol(int col);
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/**
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Set a new row value.
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*/
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void SetRow(int row);
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/**
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Compare inequality of two wxGBPositions.
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*/
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bool operator!=(const wxGBPosition& p) const;
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/**
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Compare equality of two wxGBPositions.
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*/
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bool operator==(const wxGBPosition& p) const;
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};
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/**
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@class wxGridBagSizer
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A wxSizer that can lay out items in a virtual grid like a wxFlexGridSizer
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but in this case explicit positioning of the items is allowed using
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wxGBPosition, and items can optionally span more than one row and/or column
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using wxGBSpan.
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@library{wxcore}
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@category{winlayout}
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*/
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class wxGridBagSizer : public wxFlexGridSizer
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{
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public:
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/**
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Constructor, with optional parameters to specify the gap between the
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rows and columns.
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*/
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wxGridBagSizer(int vgap = 0, int hgap = 0);
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//@{
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/**
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Adds the given item to the given position.
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@return A valid pointer if the item was successfully placed at the
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given position, or @NULL if something was already there.
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*/
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wxSizerItem* Add(wxWindow* window, const wxGBPosition& pos,
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const wxGBSpan& span = wxDefaultSpan,
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int flag = 0, int border = 0, wxObject* userData = NULL);
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wxSizerItem* Add(wxSizer* sizer, const wxGBPosition& pos,
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const wxGBSpan& span = wxDefaultSpan,
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int flag = 0, int border = 0, wxObject* userData = NULL);
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wxSizerItem* Add(wxGBSizerItem* item);
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/**
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Adds a spacer to the given position.
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@a width and @a height specify the dimension of the spacer to be added.
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@return A valid pointer if the spacer was successfully placed at the
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given position, or @NULL if something was already there.
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*/
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wxSizerItem* Add(int width, int height, const wxGBPosition& pos,
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const wxGBSpan& span = wxDefaultSpan,
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int flag = 0, int border = 0, wxObject* userData = NULL);
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//@}
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/**
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Called when the managed size of the sizer is needed or when layout
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needs done.
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*/
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wxSize CalcMin();
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//@{
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/**
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Look at all items and see if any intersect (or would overlap) the given
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item. Returns @true if so, @false if there would be no overlap. If an
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@a excludeItem is given then it will not be checked for intersection,
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for example it may be the item we are checking the position of.
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*/
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bool CheckForIntersection(wxGBSizerItem* item,
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wxGBSizerItem* excludeItem = NULL);
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bool CheckForIntersection(const wxGBPosition& pos, const wxGBSpan& span,
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wxGBSizerItem* excludeItem = NULL);
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//@}
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//@{
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/**
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Find the sizer item for the given window or subsizer, returns @NULL if
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not found. (non-recursive)
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*/
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wxGBSizerItem* FindItem(wxWindow* window);
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wxGBSizerItem* FindItem(wxSizer* sizer);
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//@}
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/**
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Return the sizer item located at the point given in pt, or @NULL if
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there is no item at that point. The (x,y) coordinates in @a pt
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correspond to the client coordinates of the window using the sizer for
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layout. (non-recursive)
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*/
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wxGBSizerItem* FindItemAtPoint(const wxPoint& pt);
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/**
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Return the sizer item for the given grid cell, or @NULL if there is no
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item at that position. (non-recursive)
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*/
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wxGBSizerItem* FindItemAtPosition(const wxGBPosition& pos);
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/**
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Return the sizer item that has a matching user data (it only compares
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pointer values) or @NULL if not found. (non-recursive)
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*/
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wxGBSizerItem* FindItemWithData(const wxObject* userData);
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/**
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Get the size of the specified cell, including hgap and vgap. Only valid
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after window layout has been performed.
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*/
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wxSize GetCellSize(int row, int col) const;
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/**
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Get the size used for cells in the grid with no item.
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*/
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wxSize GetEmptyCellSize() const;
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//@{
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/**
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Get the grid position of the specified item.
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*/
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wxGBPosition GetItemPosition(wxWindow* window);
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wxGBPosition GetItemPosition(wxSizer* sizer);
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wxGBPosition GetItemPosition(size_t index);
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//@}
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//@{
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/**
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Get the row/col spanning of the specified item.
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*/
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wxGBSpan GetItemSpan(wxWindow* window);
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wxGBSpan GetItemSpan(wxSizer* sizer);
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wxGBSpan GetItemSpan(size_t index);
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//@}
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/**
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Called when the managed size of the sizer is needed or when layout
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needs done.
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*/
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void RecalcSizes();
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/**
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Set the size used for cells in the grid with no item.
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*/
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void SetEmptyCellSize(const wxSize& sz);
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//@{
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/**
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Set the grid position of the specified item. Returns @true on success.
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If the move is not allowed (because an item is already there) then
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@false is returned.
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*/
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bool SetItemPosition(wxWindow* window, const wxGBPosition& pos);
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bool SetItemPosition(wxSizer* sizer, const wxGBPosition& pos);
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bool SetItemPosition(size_t index, const wxGBPosition& pos);
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//@}
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//@{
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/**
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Set the row/col spanning of the specified item. Returns @true on
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success. If the move is not allowed (because an item is already there)
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then @false is returned.
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*/
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bool SetItemSpan(wxWindow* window, const wxGBSpan& span);
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bool SetItemSpan(wxSizer* sizer, const wxGBSpan& span);
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bool SetItemSpan(size_t index, const wxGBSpan& span);
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//@}
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};
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/**
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@class wxGBSizerItem
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The wxGBSizerItem class is used by the wxGridBagSizer for tracking the
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items in the sizer. It adds grid position and spanning information to the
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normal wxSizerItem by adding wxGBPosition and wxGBSpan attributes. Most of
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the time you will not need to use a wxGBSizerItem directly in your code,
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but there are a couple of cases where it is handy.
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@library{wxcore}
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@category{winlayout}
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*/
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class wxGBSizerItem : public wxSizerItem
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{
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public:
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/**
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Construct a sizer item for tracking a spacer.
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*/
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wxGBSizerItem(int width, int height, const wxGBPosition& pos,
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const wxGBSpan& span=wxDefaultSpan, int flag=0, int border=0,
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wxObject* userData=NULL);
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/**
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Construct a sizer item for tracking a window.
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*/
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wxGBSizerItem(wxWindow* window, const wxGBPosition& pos,
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const wxGBSpan& span=wxDefaultSpan, int flag=0, int border=0,
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wxObject* userData=NULL);
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/**
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Construct a sizer item for tracking a subsizer.
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*/
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wxGBSizerItem(wxSizer* sizer, const wxGBPosition& pos,
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const wxGBSpan& span=wxDefaultSpan, int flag=0, int border=0,
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wxObject* userData=NULL);
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/**
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Get the row and column of the endpoint of this item.
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*/
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void GetEndPos(int& row, int& col);
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//@{
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/**
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Get the grid position of the item.
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*/
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wxGBPosition GetPos() const;
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void GetPos(int& row, int& col) const;
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//@}
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//@{
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/**
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Get the row and column spanning of the item.
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*/
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wxGBSpan GetSpan() const;
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void GetSpan(int& rowspan, int& colspan) const;
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//@}
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/**
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Returns @true if this item and the @a other item intersect.
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*/
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bool Intersects(const wxGBSizerItem& other);
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/**
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Returns @true if the given pos/span would intersect with this item.
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*/
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bool Intersects(const wxGBPosition& pos, const wxGBSpan& span);
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/**
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If the item is already a member of a sizer then first ensure that there
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is no other item that would intersect with this one at the new
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position, then set the new position. Returns @true if the change is
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successful and after the next Layout the item will be moved.
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*/
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bool SetPos(const wxGBPosition& pos);
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/**
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If the item is already a member of a sizer then first ensure that there
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is no other item that would intersect with this one with its new
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spanning size, then set the new spanning. Returns @true if the change
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is successful and after the next Layout the item will be resized.
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*/
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bool SetSpan(const wxGBSpan& span);
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wxGridBagSizer* GetGBSizer() const;
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void SetGBSizer(wxGridBagSizer* sizer);
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};
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/**
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@class wxGBSpan
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This class is used to hold the row and column spanning attributes of items
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in a wxGridBagSizer.
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@library{wxcore}
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@category{winlayout}
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*/
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class wxGBSpan
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{
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public:
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/**
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Default constructor, setting the rowspan and colspan to (1,1) meaning
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that the item occupies one cell in each direction.
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*/
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wxGBSpan();
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/**
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Construct a new wxGBSpan, setting the @a rowspan and @a colspan.
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*/
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wxGBSpan(int rowspan, int colspan);
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/**
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Get the current colspan value.
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*/
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int GetColspan() const;
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/**
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Get the current rowspan value.
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*/
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int GetRowspan() const;
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/**
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Set a new colspan value.
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*/
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void SetColspan(int colspan);
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/**
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Set a new rowspan value.
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*/
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void SetRowspan(int rowspan);
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/**
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Compare inequality of two wxGBSpans.
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*/
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bool operator!=(const wxGBSpan& o) const;
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/**
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Compare equality of two wxGBSpans.
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*/
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bool operator==(const wxGBSpan& o) const;
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};
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const wxGBSpan wxDefaultSpan;
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