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| author | Lars Knoll <lars.knoll@nokia.com> | 2009-03-23 09:34:13 (GMT) |
|---|---|---|
| committer | Simon Hausmann <simon.hausmann@nokia.com> | 2009-03-23 09:34:13 (GMT) |
| commit | 67ad0519fd165acee4a4d2a94fa502e9e4847bd0 (patch) | |
| tree | 1dbf50b3dff8d5ca7e9344733968c72704eb15ff /doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp | |
| download | Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.zip Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.gz Qt-67ad0519fd165acee4a4d2a94fa502e9e4847bd0.tar.bz2 | |
Long live Qt!
Diffstat (limited to 'doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp')
| -rw-r--r-- | doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp b/doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp new file mode 100644 index 0000000..db6438e --- /dev/null +++ b/doc/src/snippets/code/src_gui_kernel_qlayoutitem.cpp @@ -0,0 +1,13 @@ +//! [0] +int MyLayout::heightForWidth(int w) const +{ + if (cache_dirty || cached_width != w) { + // not all C++ compilers support "mutable" + MyLayout *that = (MyLayout*)this; + int h = calculateHeightForWidth(w); + that->cached_hfw = h; + return h; + } + return cached_hfw; +} +//! [0] |