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add many references to the overview_windowsizing topic in wxWindow's size functions; add maximum size and virtual size to the topic overview

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@58676 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Francesco Montorsi 2009-02-05 17:40:10 +00:00
parent b666ade784
commit d9ced90bcf
2 changed files with 59 additions and 17 deletions
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19
docs/doxygen/overviews/windowsizing.h
View File

@ -34,14 +34,20 @@ some simple explanations of things.
wxWindow::DoGetBestSize() that a class needs to override if it wants to calculate
its own best size based on its content.
@li @b "Min Size": the minimal size of a widget is a size that is normally explicitly set
by the programmer either with the wxWindow::SetMinSize() method or with the
@li @b "Minimal Size": the minimal size of a widget is a size that is normally explicitly
set by the programmer either with the wxWindow::SetMinSize() method or with the
wxWindow::SetSizeHints() method.
Most controls will also set the min size to the size given in the control's
Most controls will also set the minimal size to the size given in the control's
constructor if a non-default value is passed.
Top-level windows such as wxFrame will not allow the user to resize the frame below
the minimal size.
@li @b "Maximum Size": just like for the minimal size, the maximum size is normally
explicitely set by the programmer with the wxWindow::SetMaxSize() method or
with wxWindow::SetSizeHints().
Top-level windows such as wxFrame will not allow the user to resize the frame above
the maximum size.
@li @b "Size": the size of a widget can be explicitly set or fetched with the
wxWindow::SetSize() or wxWindow::GetSize() methods.
This size value is the size that the widget is currently using on screen and is
@ -60,6 +66,13 @@ some simple explanations of things.
will fill in the missing size components using the best size and will set the
initial size of the control to the resulting size.
@li @b "Virtual Size": the virtual size is the size of the potentially viewable
area of the widget.
The virtual size of a widget may be larger than its actual size and in this
case scrollbars will appear to the let the user 'explore' the full contents
of the widget.
See wxScrolled for more info.
@section overview_windowsizing_func Functions related to sizing

57
interface/wx/window.h
View File

@ -416,6 +416,9 @@ public:
/**
@name Scrolling and scrollbars functions
Note that these methods don't work with native controls which don't use
wxWidgets scrolling framework (i.e. don't derive from wxScrolledWindow).
*/
//@{
@ -437,7 +440,7 @@ public:
/**
Returns the built-in scrollbar position.
@see See SetScrollbar()
@see SetScrollbar()
*/
virtual int GetScrollPos(int orientation) const;
@ -612,6 +615,8 @@ public:
/**
Sets the cached best size value.
@see GetBestSize()
*/
void CacheBestSize(const wxSize& size) const;
@ -684,6 +689,11 @@ public:
control label is not truncated. For windows containing subwindows (typically
wxPanel), the size returned by this function will be the same as the size
the window would have had after calling Fit().
Note that when you write your own widget you need to overload the
DoGetBestSize() function instead of this (non-virtual!) function.
@see CacheBestSize(), @ref overview_windowsizing
*/
wxSize GetBestSize() const;
@ -708,7 +718,7 @@ public:
Merges the window's best size into the min size and returns the result.
This is the value used by sizers to determine the appropriate
ammount of space to allocate for the widget.
This is the method called by any wxSizer when they query the size
of a certain window or control.
@ -723,7 +733,7 @@ public:
possible size as well as the upper bound on window's size settable using
SetClientSize().
@see GetMaxSize()
@see GetMaxSize(), @ref overview_windowsizing
*/
virtual wxSize GetMaxClientSize() const;
@ -733,7 +743,7 @@ public:
This is an indication to the sizer layout mechanism that this is the maximum
possible size as well as the upper bound on window's size settable using SetSize().
@see GetMaxClientSize()
@see GetMaxClientSize(), @ref overview_windowsizing
*/
virtual wxSize GetMaxSize() const;
@ -744,7 +754,7 @@ public:
It normally just returns the value set by SetMinClientSize(), but it can be
overridden to do the calculation on demand.
@see GetMinSize()
@see GetMinSize(), @ref overview_windowsizing
*/
virtual wxSize GetMinClientSize() const;
@ -755,7 +765,7 @@ public:
This method normally just returns the value set by SetMinSize(), but it
can be overridden to do the calculation on demand.
@see GetMinClientSize()
@see GetMinClientSize(), @ref overview_windowsizing
*/
virtual wxSize GetMinSize() const;
@ -771,7 +781,7 @@ public:
@param height
Receives the window height.
@see GetClientSize(), GetVirtualSize()
@see GetClientSize(), GetVirtualSize(), @ref overview_windowsizing
*/
void GetSize(int* width, int* height) const;
@ -784,6 +794,8 @@ public:
This gets the virtual size of the window in pixels.
By default it returns the client size of the window, but after a call to
SetVirtualSize() it will return the size set with that method.
@see @ref overview_windowsizing
*/
wxSize GetVirtualSize() const;
@ -806,8 +818,11 @@ public:
/**
Resets the cached best size value so it will be recalculated the next time it
is needed.
@see CacheBestSize()
*/
void InvalidateBestSize();
/**
Posts a size event to the window.
@ -866,6 +881,8 @@ public:
than SetSize(), 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.
@see @ref overview_windowsizing
*/
virtual void SetClientSize(int width, int height);
@ -902,7 +919,12 @@ public:
Sets the maximum client size of the window, to indicate to the sizer
layout mechanism that this is the maximum possible size of its client area.
@see SetMaxSize()
Note that this method is just a shortcut for:
@code
SetMaxSize(ClientToWindowSize(size));
@endcode
@see SetMaxSize(), @ref overview_windowsizing
*/
virtual void SetMaxClientSize(const wxSize& size);
@ -910,7 +932,7 @@ public:
Sets the maximum size of the window, to indicate to the sizer layout mechanism
that this is the maximum possible size.
@see SetMaxClientSize()
@see SetMaxClientSize(), @ref overview_windowsizing
*/
virtual void SetMaxSize(const wxSize& size);
@ -926,7 +948,12 @@ public:
prevent the program from explicitly making the window smaller than the
specified size.
@see SetMinSize()
Note that this method is just a shortcut for:
@code
SetMinSize(ClientToWindowSize(size));
@endcode
@see SetMinSize(), @ref overview_windowsizing
*/
virtual void SetMinClientSize(const wxSize& size);
@ -942,7 +969,7 @@ public:
SetSize(), it just ensures that it won't become smaller than this size
during the automatic layout.
@see SetMinClientSize()
@see SetMinClientSize(), @ref overview_windowsizing
*/
virtual void SetMinSize(const wxSize& size);
@ -987,7 +1014,7 @@ public:
should be supplied by wxWidgets, or that the current value of the
dimension should be used.
@see Move()
@see Move(), @ref overview_windowsizing
*/
void SetSize(int x, int y, int width, int height,
int sizeFlags = wxSIZE_AUTO);
@ -998,7 +1025,7 @@ public:
@remarks This form must be used with non-default width and height values.
@see Move()
@see Move(), @ref overview_windowsizing
*/
virtual void SetSize(const wxRect& rect);
@ -1017,7 +1044,7 @@ public:
(such as wxDialog or wxFrame) is discouraged.
Please use SetMinSize() and SetMaxSize() instead.
@see wxTopLevelWindow::SetSizeHints
@see wxTopLevelWindow::SetSizeHints, @ref overview_windowsizing
*/
void SetSizeHints( const wxSize& minSize,
const wxSize& maxSize=wxDefaultSize,
@ -1025,6 +1052,8 @@ public:
/**
Sets the virtual size of the window in pixels.
@see @ref overview_windowsizing
*/
void SetVirtualSize(int width, int height);